/epan/dissectors/packet-gtp.c
C | 9445 lines | 7201 code | 1112 blank | 1132 comment | 318 complexity | f1cd73c8f2c7cc48f57bd0e3f69b39be MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause
- /* packet-gtp.c
- *
- * $Id$
- *
- * Routines for GTP dissection
- * Copyright 2001, Michal Melerowicz <michal.melerowicz@nokia.com>
- * Nicolas Balkota <balkota@mac.com>
- *
- * Updates and corrections:
- * Copyright 2006 - 2009, Anders Broman <anders.broman@ericsson.com>
- *
- * Added Bearer control mode dissection:
- * Copyright 2011, Grzegorz Szczytowski <grzegorz.szczytowski@gmail.com>
- *
- * Updates and corrections:
- * Copyright 2011-2013, Anders Broman <anders.broman@ericsson.com>
- *
- * PDCP PDU number extension header support added by Martin Isaksson <martin.isaksson@ericsson.com>
- *
- * Control Plane Request-Response tracking code Largely based on similar routines in
- * packet-ldap.c by Ronnie Sahlberg
- * Added by Kari Tiirikainen <kari.tiirikainen@nsn.com>
- *
- * Wireshark - Network traffic analyzer
- * By Gerald Combs <gerald@wireshark.org>
- * Copyright 1998 Gerald Combs
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * GTP v0: 3GPP TS 09.60
- *
- * http://www.3gpp.org/ftp/Specs/html-info/0960.htm
- *
- * GTP v1: 3GPP TS 29.060
- *
- * http://www.3gpp.org/ftp/Specs/html-info/29060.htm
- *
- * GTP': 3GPP TS 32.295
- *
- * http://www.3gpp.org/ftp/Specs/html-info/32295.htm
- */
- #include "config.h"
- #include <epan/conversation.h>
- #include <epan/packet.h>
- #include <epan/prefs.h>
- #include <epan/expert.h>
- #include <epan/sminmpec.h>
- #include <epan/asn1.h>
- #include <epan/tap.h>
- #include "packet-ppp.h"
- #include "packet-radius.h"
- #include "packet-bssap.h"
- #include "packet-gsm_a_common.h"
- #include "packet-gsm_map.h"
- #include "packet-gprscdr.h"
- #include "packet-per.h"
- #include "packet-ranap.h"
- #include "packet-bssgp.h"
- #include "packet-e212.h"
- #include "packet-gtp.h"
- static dissector_table_t ppp_subdissector_table;
- static dissector_table_t gtp_priv_ext_dissector_table;
- static dissector_table_t gtp_cdr_fmt_dissector_table;
- #define GTPv0_PORT 3386
- #define GTPv1C_PORT 2123 /* 3G Control PDU */
- #define GTPv1U_PORT 2152 /* 3G T-PDU */
- #define GTPv0_HDR_LENGTH 20
- #define GTPv1_HDR_LENGTH 12
- #define GTP_PRIME_HDR_LENGTH 6
- /* to check compliance with ETSI */
- #define GTP_MANDATORY 1
- #define GTP_OPTIONAL 2
- #define GTP_CONDITIONAL 4
- #define GTP_TPDU_AS_NONE -1
- #define GTP_TPDU_AS_TPDU 0
- #define GTP_TPDU_AS_SYNC 2
- static gboolean g_gtp_over_tcp = TRUE;
- static guint g_gtpv0_port = GTPv0_PORT;
- static guint g_gtpv1c_port = GTPv1C_PORT;
- static guint g_gtpv1u_port = GTPv1U_PORT;
- void proto_reg_handoff_gtp(void);
- static int proto_gtp = -1;
- /*KTi*/
- static int hf_gtp_ie_id = -1;
- static int hf_gtp_response_in = -1;
- static int hf_gtp_response_to = -1;
- static int hf_gtp_time = -1;
- static int hf_gtp_apn = -1;
- static int hf_gtp_cause = -1;
- static int hf_gtp_chrg_char = -1;
- static int hf_gtp_chrg_char_s = -1;
- static int hf_gtp_chrg_char_n = -1;
- static int hf_gtp_chrg_char_p = -1;
- static int hf_gtp_chrg_char_f = -1;
- static int hf_gtp_chrg_char_h = -1;
- static int hf_gtp_chrg_char_r = -1;
- static int hf_gtp_chrg_id = -1;
- static int hf_gtp_chrg_ipv4 = -1;
- static int hf_gtp_chrg_ipv6 = -1;
- static int hf_gtp_ext_flow_label = -1;
- static int hf_gtp_ext_id = -1;
- static int hf_gtp_ext_val = -1;
- static int hf_gtp_ext_hdr = -1;
- static int hf_gtp_ext_hdr_next = -1;
- static int hf_gtp_ext_hdr_length = -1;
- static int hf_gtp_ext_hdr_pdcpsn = -1;
- static int hf_gtp_ext_hdr_udp_port = -1;
- static int hf_gtp_flags = -1;
- static int hf_gtp_flags_ver = -1;
- static int hf_gtp_prime_flags_ver = -1;
- static int hf_gtp_flags_pt = -1;
- static int hf_gtp_flags_spare1 = -1;
- static int hf_gtp_flags_hdr_length = -1;
- static int hf_gtp_flags_snn = -1;
- static int hf_gtp_flags_spare2 = -1;
- static int hf_gtp_flags_e = -1;
- static int hf_gtp_flags_s = -1;
- static int hf_gtp_flags_pn = -1;
- static int hf_gtp_flow_ii = -1;
- static int hf_gtp_flow_label = -1;
- static int hf_gtp_flow_sig = -1;
- static int hf_gtp_gsn_addr_len = -1;
- static int hf_gtp_gsn_addr_type = -1;
- static int hf_gtp_gsn_ipv4 = -1;
- static int hf_gtp_gsn_ipv6 = -1;
- static int hf_gtp_imsi = -1;
- static int hf_gtp_length = -1;
- static int hf_gtp_map_cause = -1;
- static int hf_gtp_message_type = -1;
- static int hf_gtp_ms_reason = -1;
- static int hf_gtp_ms_valid = -1;
- static int hf_gtp_npdu_number = -1;
- static int hf_gtp_node_ipv4 = -1;
- static int hf_gtp_node_ipv6 = -1;
- static int hf_gtp_nsapi = -1;
- static int hf_gtp_ptmsi = -1;
- static int hf_gtp_ptmsi_sig = -1;
- static int hf_gtp_qos_version = -1;
- static int hf_gtp_qos_spare1 = -1;
- static int hf_gtp_qos_delay = -1;
- static int hf_gtp_qos_mean = -1;
- static int hf_gtp_qos_peak = -1;
- static int hf_gtp_qos_spare2 = -1;
- static int hf_gtp_qos_precedence = -1;
- static int hf_gtp_qos_spare3 = -1;
- static int hf_gtp_qos_reliability = -1;
- static int hf_gtp_qos_al_ret_priority = -1;
- static int hf_gtp_qos_traf_class = -1;
- static int hf_gtp_qos_del_order = -1;
- static int hf_gtp_qos_del_err_sdu = -1;
- static int hf_gtp_qos_max_sdu_size = -1;
- static int hf_gtp_qos_max_ul = -1;
- static int hf_gtp_qos_max_dl = -1;
- static int hf_gtp_qos_res_ber = -1;
- static int hf_gtp_qos_sdu_err_ratio = -1;
- static int hf_gtp_qos_trans_delay = -1;
- static int hf_gtp_qos_traf_handl_prio = -1;
- static int hf_gtp_qos_guar_ul = -1;
- static int hf_gtp_qos_guar_dl = -1;
- static int hf_gtp_qos_src_stat_desc = -1;
- static int hf_gtp_qos_sig_ind = -1;
- static int hf_gtp_qos_arp_pvi = -1;
- static int hf_gtp_qos_arp_pl = -1;
- static int hf_gtp_qos_arp_pci = -1;
- static int hf_gtp_qos_qci = -1;
- static int hf_gtp_qos_ul_mbr = -1;
- static int hf_gtp_qos_dl_mbr = -1;
- static int hf_gtp_qos_ul_gbr = -1;
- static int hf_gtp_qos_dl_gbr = -1;
- static int hf_gtp_qos_ul_apn_ambr = -1;
- static int hf_gtp_qos_dl_apn_ambr = -1;
- static int hf_gtp_pkt_flow_id = -1;
- static int hf_gtp_rab_gtpu_dn = -1;
- static int hf_gtp_rab_gtpu_up = -1;
- static int hf_gtp_rab_pdu_dn = -1;
- static int hf_gtp_rab_pdu_up = -1;
- static int hf_gtp_rai_rac = -1;
- static int hf_gtp_rai_lac = -1;
- static int hf_gtp_tac = -1;
- static int hf_gtp_eci = -1;
- static int hf_gtp_ranap_cause = -1;
- static int hf_gtp_recovery = -1;
- static int hf_gtp_reorder = -1;
- static int hf_gtp_rnc_ipv4 = -1;
- static int hf_gtp_rnc_ipv6 = -1;
- static int hf_gtp_rp = -1;
- static int hf_gtp_rp_nsapi = -1;
- static int hf_gtp_rp_sms = -1;
- static int hf_gtp_rp_spare = -1;
- static int hf_gtp_sel_mode = -1;
- static int hf_gtp_seq_number = -1;
- static int hf_gtp_sndcp_number = -1;
- static int hf_gtp_tear_ind = -1;
- static int hf_gtp_teid = -1;
- static int hf_gtp_teid_cp = -1;
- static int hf_gtp_ulink_teid_cp = -1;
- static int hf_gtp_teid_data = -1;
- static int hf_gtp_ulink_teid_data = -1;
- static int hf_gtp_teid_ii = -1;
- static int hf_gtp_tft_code = -1;
- static int hf_gtp_tft_spare = -1;
- static int hf_gtp_tft_number = -1;
- static int hf_gtp_tft_eval = -1;
- static int hf_gtp_tid = -1;
- static int hf_gtp_tlli = -1;
- static int hf_gtp_tr_comm = -1;
- static int hf_gtp_trace_ref = -1;
- static int hf_gtp_trace_type = -1;
- static int hf_gtp_user_addr_pdp_org = -1;
- static int hf_gtp_user_addr_pdp_type = -1;
- static int hf_gtp_user_ipv4 = -1;
- static int hf_gtp_user_ipv6 = -1;
- static int hf_gtp_security_mode = -1;
- static int hf_gtp_no_of_vectors = -1;
- static int hf_gtp_cipher_algorithm = -1;
- static int hf_gtp_cksn_ksi = -1;
- static int hf_gtp_cksn = -1;
- static int hf_gtp_ksi = -1;
- static int hf_gtp_ext_length = -1;
- static int hf_gtp_utran_field = -1;
- static int hf_gtp_ext_apn_res = -1;
- static int hf_gtp_ext_rat_type = -1;
- static int hf_gtp_ext_geo_loc_type = -1;
- static int hf_gtp_ext_sac = -1;
- static int hf_gtp_ext_imeisv = -1;
- static int hf_gtp_target_rnc_id = -1;
- static int hf_gtp_target_ext_rnc_id = -1;
- static int hf_gtp_bssgp_cause = -1;
- static int hf_gtp_bssgp_ra_discriminator = -1;
- static int hf_gtp_sapi = -1;
- static int hf_gtp_xid_par_len = -1;
- static int hf_gtp_earp_pvi = -1;
- static int hf_gtp_earp_pl = -1;
- static int hf_gtp_earp_pci = -1;
- static int hf_gtp_cdr_app = -1;
- static int hf_gtp_cdr_rel = -1;
- static int hf_gtp_cdr_ver = -1;
- static int hf_gtp_cmn_flg_ppc = -1;
- static int hf_gtp_cmn_flg_mbs_srv_type = -1;
- static int hf_gtp_cmn_flg_mbs_ran_pcd_rdy = -1;
- static int hf_gtp_cmn_flg_mbs_cnt_inf = -1;
- static int hf_gtp_cmn_flg_nrsn = -1;
- static int hf_gtp_cmn_flg_no_qos_neg = -1;
- static int hf_gtp_cmn_flg_upgrd_qos_sup = -1;
- static int hf_gtp_cmn_flg_dual_addr_bearer_flg = -1;
- static int hf_gtp_tmgi = -1;
- static int hf_gtp_mbms_ses_dur_days = -1;
- static int hf_gtp_mbms_ses_dur_s = -1;
- static int hf_gtp_no_of_mbms_sa_codes = -1;
- static int hf_gtp_mbms_sa_code = -1;
- static int hf_gtp_mbs_2g_3g_ind = -1;
- static int hf_gtp_time_2_dta_tr = -1;
- static int hf_gtp_ext_ei = -1;
- static int hf_gtp_ext_gcsi = -1;
- static int hf_gtp_ext_dti = -1;
- static int hf_gtp_ra_prio_lcs = -1;
- static int hf_gtp_bcm = -1;
- static int hf_gtp_fqdn = -1;
- static int hf_gtp_rim_routing_addr = -1;
- static int hf_gtp_mbms_flow_id = -1;
- static int hf_gtp_mbms_dist_indic = -1;
- static int hf_gtp_ext_apn_ambr_ul = -1;
- static int hf_gtp_ext_apn_ambr_dl = -1;
- static int hf_gtp_ext_sub_ue_ambr_ul = -1;
- static int hf_gtp_ext_sub_ue_ambr_dl = -1;
- static int hf_gtp_ext_auth_ue_ambr_ul = -1;
- static int hf_gtp_ext_auth_ue_ambr_dl = -1;
- static int hf_gtp_ext_auth_apn_ambr_ul = -1;
- static int hf_gtp_ext_auth_apn_ambr_dl = -1;
- static int hf_gtp_ext_ggsn_back_off_time_units = -1;
- static int hf_gtp_ext_ggsn_back_off_timer = -1;
- static int hf_gtp_higher_br_16mb_flg = -1;
- static int hf_gtp_max_mbr_apn_ambr_ul = -1;
- static int hf_gtp_max_mbr_apn_ambr_dl = -1;
- /* Initialize the subtree pointers */
- static gint ett_gtp = -1;
- static gint ett_gtp_flags = -1;
- static gint ett_gtp_ext = -1;
- static gint ett_gtp_ext_hdr = -1;
- static gint ett_gtp_qos = -1;
- static gint ett_gtp_qos_arp = -1;
- static gint ett_gtp_flow_ii = -1;
- static gint ett_gtp_rp = -1;
- static gint ett_gtp_pkt_flow_id = -1;
- static gint ett_gtp_trip = -1;
- static gint ett_gtp_quint = -1;
- static gint ett_gtp_proto = -1;
- static gint ett_gtp_gsn_addr = -1;
- static gint ett_gtp_tft = -1;
- static gint ett_gtp_tft_pf = -1;
- static gint ett_gtp_tft_flags = -1;
- static gint ett_gtp_rab_setup = -1;
- static gint ett_gtp_hdr_list = -1;
- static gint ett_gtp_node_addr = -1;
- static gint ett_gtp_rel_pack = -1;
- static gint ett_gtp_can_pack = -1;
- static gint ett_gtp_data_resp = -1;
- static gint ett_gtp_net_cap = -1;
- static gint ett_gtp_tmgi = -1;
- static gint ett_gtp_cdr_ver = -1;
- static gint ett_gtp_cdr_dr = -1;
- static gint ett_gtp_uli_rai = -1;
- static gboolean g_gtp_etsi_order = FALSE;
- static gint dissect_tpdu_as = -1;
- static const enum_val_t gtp_decode_tpdu_as[] = {
- {"none", "None", GTP_TPDU_AS_NONE},
- {"tpdu", "TPDU", GTP_TPDU_AS_TPDU},
- {"sync", "SYNC", GTP_TPDU_AS_SYNC},
- {NULL, NULL, 0}
- };
- static int gtp_tap = -1;
- static int gtpv1_tap = -1;
- /* Definition of flags masks */
- #define GTP_VER_MASK 0xE0
- static const true_false_string gtp_hdr_length_vals = {
- "6-Octet Header",
- "20-Octet Header"
- };
- static const value_string ver_types[] = {
- {0, "GTP release 97/98 version"},
- {1, "GTP release 99 version"},
- {2, "GTPv2-C"},
- {3, "None"},
- {4, "None"},
- {5, "None"},
- {6, "None"},
- {7, "None"},
- {0, NULL}
- };
- static const value_string pt_types[] = {
- {0, "GTP'"},
- {1, "GTP"},
- {0, NULL}
- };
- #define GTP_PT_MASK 0x10
- #define GTP_SPARE1_MASK 0x0E
- #define GTP_SPARE2_MASK 0x08
- #define GTP_E_MASK 0x04
- #define GTP_S_MASK 0x02
- #define GTP_SNN_MASK 0x01
- #define GTP_PN_MASK 0x01
- #define GTP_EXT_HDR_NO_MORE_EXT_HDRS 0x00
- #define GTP_EXT_HDR_MBMS_SUPPORT_IND 0x01
- #define GTP_EXT_HDR_MS_INFO_CHG_REP_SUPP_IND 0x02
- #define GTP_EXT_HDR_UDP_PORT 0x40
- #define GTP_EXT_HDR_PDCP_SN 0xC0
- #define GTP_EXT_HDR_SUSPEND_REQ 0xC1
- #define GTP_EXT_HDR_SUSPEND_RESP 0xC2
- static const value_string next_extension_header_fieldvals[] = {
- {GTP_EXT_HDR_NO_MORE_EXT_HDRS, "No more extension headers"},
- {GTP_EXT_HDR_MBMS_SUPPORT_IND, "MBMS support indication"},
- {GTP_EXT_HDR_MS_INFO_CHG_REP_SUPP_IND, "MS Info Change Reporting support indication"},
- {GTP_EXT_HDR_UDP_PORT, "UDP Port number"},
- {GTP_EXT_HDR_PDCP_SN, "PDCP PDU number"},
- {GTP_EXT_HDR_SUSPEND_REQ, "Suspend Request"},
- {GTP_EXT_HDR_SUSPEND_RESP, "Suspend Response"},
- {0, NULL}
- };
- /* Definition of 3G charging characteristics masks */
- #define GTP_MASK_CHRG_CHAR_S 0xF000
- #define GTP_MASK_CHRG_CHAR_N 0x0800
- #define GTP_MASK_CHRG_CHAR_P 0x0400
- #define GTP_MASK_CHRG_CHAR_F 0x0200
- #define GTP_MASK_CHRG_CHAR_H 0x0100
- #define GTP_MASK_CHRG_CHAR_R 0x00FF
- /* Traffic Flow Templates mask */
- #define GTPv1_TFT_CODE_MASK 0xE0
- #define GTPv1_TFT_SPARE_MASK 0x10
- #define GTPv1_TFT_NUMBER_MASK 0x0F
- /* Definition of GSN Address masks */
- #define GTP_EXT_GSN_ADDR_TYPE_MASK 0xC0
- #define GTP_EXT_GSN_ADDR_LEN_MASK 0x3F
- /* Definition of QoS masks */
- #define GTP_EXT_QOS_SPARE1_MASK 0xC0
- #define GTP_EXT_QOS_DELAY_MASK 0x38
- #define GTP_EXT_QOS_RELIABILITY_MASK 0x07
- #define GTP_EXT_QOS_PEAK_MASK 0xF0
- #define GTP_EXT_QOS_SPARE2_MASK 0x08
- #define GTP_EXT_QOS_PRECEDENCE_MASK 0x07
- #define GTP_EXT_QOS_SPARE3_MASK 0xE0
- #define GTP_EXT_QOS_MEAN_MASK 0x1F
- #define GTP_EXT_QOS_TRAF_CLASS_MASK 0xE0
- #define GTP_EXT_QOS_DEL_ORDER_MASK 0x18
- #define GTP_EXT_QOS_DEL_ERR_SDU_MASK 0x07
- #define GTP_EXT_QOS_RES_BER_MASK 0xF0
- #define GTP_EXT_QOS_SDU_ERR_RATIO_MASK 0x0F
- #define GTP_EXT_QOS_TRANS_DELAY_MASK 0xFC
- #define GTP_EXT_QOS_TRAF_HANDL_PRIORITY_MASK 0x03
- #define GTP_EXT_QOS_SRC_STAT_DESC_MASK 0x0F
- #define GTP_EXT_QOS_SIG_IND_MASK 0x10
- /* Definition of Radio Priority's masks */
- #define GTPv1_EXT_RP_NSAPI_MASK 0xF0
- #define GTPv1_EXT_RP_SPARE_MASK 0x08
- #define GTPv1_EXT_RP_MASK 0x07
- static const value_string gtp_message_type[] = {
- {GTP_MSG_UNKNOWN, "For future use"},
- {GTP_MSG_ECHO_REQ, "Echo request"},
- {GTP_MSG_ECHO_RESP, "Echo response"},
- {GTP_MSG_VER_NOT_SUPP, "Version not supported"},
- {GTP_MSG_NODE_ALIVE_REQ, "Node alive request"},
- {GTP_MSG_NODE_ALIVE_RESP, "Node alive response"},
- {GTP_MSG_REDIR_REQ, "Redirection request"},
- {GTP_MSG_REDIR_RESP, "Redirection response"},
- /*
- * 8-15 For future use. Shall not be sent. If received,
- * shall be treated as an Unknown message.
- */
- #if 0
- { 8, "Unknown message(For future use)"},
- { 9, "Unknown message(For future use)"},
- { 10, "Unknown message(For future use)"},
- { 11, "Unknown message(For future use)"},
- { 12, "Unknown message(For future use)"},
- { 13, "Unknown message(For future use)"},
- { 14, "Unknown message(For future use)"},
- { 15, "Unknown message(For future use)"},
- #endif
- {GTP_MSG_CREATE_PDP_REQ, "Create PDP context request"},
- {GTP_MSG_CREATE_PDP_RESP, "Create PDP context response"},
- {GTP_MSG_UPDATE_PDP_REQ, "Update PDP context request"},
- {GTP_MSG_UPDATE_PDP_RESP, "Update PDP context response"},
- {GTP_MSG_DELETE_PDP_REQ, "Delete PDP context request"},
- {GTP_MSG_DELETE_PDP_RESP, "Delete PDP context response"},
- {GTP_MSG_INIT_PDP_CONTEXT_ACT_REQ, "Initiate PDP Context Activation Request"},
- {GTP_MSG_INIT_PDP_CONTEXT_ACT_RESP, "Initiate PDP Context Activation Response"},
- /*
- * 24-25 For future use. Shall not be sent. If received,
- * shall be treated as an Unknown message.
- */
- {GTP_MSG_DELETE_AA_PDP_REQ, "Delete AA PDP Context Request"},
- {GTP_MSG_DELETE_AA_PDP_RESP, "Delete AA PDP Context Response"},
- {GTP_MSG_ERR_IND, "Error indication"},
- {GTP_MSG_PDU_NOTIFY_REQ, "PDU notification request"},
- {GTP_MSG_PDU_NOTIFY_RESP, "PDU notification response"},
- {GTP_MSG_PDU_NOTIFY_REJ_REQ, "PDU notification reject request"},
- {GTP_MSG_PDU_NOTIFY_REJ_RESP, "PDU notification reject response"},
- {GTP_MSG_SUPP_EXT_HDR, "Supported extension header notification"},
- {GTP_MSG_SEND_ROUT_INFO_REQ, "Send routing information for GPRS request"},
- {GTP_MSG_SEND_ROUT_INFO_RESP, "Send routing information for GPRS response"},
- {GTP_MSG_FAIL_REP_REQ, "Failure report request"},
- {GTP_MSG_FAIL_REP_RESP, "Failure report response"},
- {GTP_MSG_MS_PRESENT_REQ, "Note MS GPRS present request"},
- {GTP_MSG_MS_PRESENT_RESP, "Note MS GPRS present response"},
- /* 38-47 For future use. Shall not be sent. If received,
- * shall be treated as an Unknown message.
- */
- #if 0
- { 38, "Unknown message(For future use)"},
- { 39, "Unknown message(For future use)"},
- { 40, "Unknown message(For future use)"},
- { 41, "Unknown message(For future use)"},
- { 42, "Unknown message(For future use)"},
- { 43, "Unknown message(For future use)"},
- { 44, "Unknown message(For future use)"},
- { 45, "Unknown message(For future use)"},
- { 46, "Unknown message(For future use)"},
- { 47, "Unknown message(For future use)"},
- #endif
- {GTP_MSG_IDENT_REQ, "Identification request"},
- {GTP_MSG_IDENT_RESP, "Identification response"},
- {GTP_MSG_SGSN_CNTXT_REQ, "SGSN context request"},
- {GTP_MSG_SGSN_CNTXT_RESP, "SGSN context response"},
- {GTP_MSG_SGSN_CNTXT_ACK, "SGSN context acknowledgement"},
- {GTP_MSG_FORW_RELOC_REQ, "Forward relocation request"},
- {GTP_MSG_FORW_RELOC_RESP, "Forward relocation response"},
- {GTP_MSG_FORW_RELOC_COMP, "Forward relocation complete"},
- {GTP_MSG_RELOC_CANCEL_REQ, "Relocation cancel request"},
- {GTP_MSG_RELOC_CANCEL_RESP, "Relocation cancel response"},
- {GTP_MSG_FORW_SRNS_CNTXT, "Forward SRNS context"},
- {GTP_MSG_FORW_RELOC_ACK, "Forward relocation complete acknowledge"},
- {GTP_MSG_FORW_SRNS_CNTXT_ACK, "Forward SRNS context acknowledge"},
- /* 61-69 For future use. Shall not be sent. If received,
- * shall be treated as an Unknown message.
- */
- #if 0
- { 61, "Unknown message(For future use)"},
- { 62, "Unknown message(For future use)"},
- { 63, "Unknown message(For future use)"},
- { 64, "Unknown message(For future use)"},
- { 65, "Unknown message(For future use)"},
- { 66, "Unknown message(For future use)"},
- { 67, "Unknown message(For future use)"},
- { 68, "Unknown message(For future use)"},
- { 69, "Unknown message(For future use)"},
- #endif
- {GTP_MSG_RAN_INFO_RELAY, "RAN Information Relay"},
- /* 71-95 For future use. Shall not be sent. If received,
- * shall be treated as an Unknown message.
- */
- #if 0
- { 71, "Unknown message(For future use)"},
- { 72, "Unknown message(For future use)"},
- { 73, "Unknown message(For future use)"},
- { 74, "Unknown message(For future use)"},
- { 75, "Unknown message(For future use)"},
- { 76, "Unknown message(For future use)"},
- { 77, "Unknown message(For future use)"},
- { 78, "Unknown message(For future use)"},
- { 79, "Unknown message(For future use)"},
- { 80, "Unknown message(For future use)"},
- { 81, "Unknown message(For future use)"},
- { 82, "Unknown message(For future use)"},
- { 83, "Unknown message(For future use)"},
- { 84, "Unknown message(For future use)"},
- { 85, "Unknown message(For future use)"},
- { 86, "Unknown message(For future use)"},
- { 87, "Unknown message(For future use)"},
- { 88, "Unknown message(For future use)"},
- { 89, "Unknown message(For future use)"},
- { 90, "Unknown message(For future use)"},
- { 91, "Unknown message(For future use)"},
- { 92, "Unknown message(For future use)"},
- { 93, "Unknown message(For future use)"},
- { 94, "Unknown message(For future use)"},
- { 95, "Unknown message(For future use)"},
- #endif
- {GTP_MBMS_NOTIFY_REQ, "MBMS Notification Request"},
- {GTP_MBMS_NOTIFY_RES, "MBMS Notification Response"},
- {GTP_MBMS_NOTIFY_REJ_REQ, "MBMS Notification Reject Request"},
- {GTP_MBMS_NOTIFY_REJ_RES, "MBMS Notification Reject Response"},
- {GTP_CREATE_MBMS_CNTXT_REQ, "Create MBMS Context Request"},
- {GTP_CREATE_MBMS_CNTXT_RES, "Create MBMS Context Response"},
- {GTP_UPD_MBMS_CNTXT_REQ, "Update MBMS Context Request"},
- {GTP_UPD_MBMS_CNTXT_RES, "Update MBMS Context Response"},
- {GTP_DEL_MBMS_CNTXT_REQ, "Delete MBMS Context Request"},
- {GTP_DEL_MBMS_CNTXT_RES, "Delete MBMS Context Response"},
- /* 106 - 111 For future use. Shall not be sent. If received,
- * shall be treated as an Unknown message.
- */
- #if 0
- { 106, "Unknown message(For future use)"},
- { 107, "Unknown message(For future use)"},
- { 108, "Unknown message(For future use)"},
- { 109, "Unknown message(For future use)"},
- { 110, "Unknown message(For future use)"},
- { 111, "Unknown message(For future use)"},
- #endif
- {GTP_MBMS_REG_REQ, "MBMS Registration Request"},
- {GTP_MBMS_REG_RES, "MBMS Registration Response"},
- {GTP_MBMS_DE_REG_REQ, "MBMS De-Registration Request"},
- {GTP_MBMS_DE_REG_RES, "MBMS De-Registration Response"},
- {GTP_MBMS_SES_START_REQ, "MBMS Session Start Request"},
- {GTP_MBMS_SES_START_RES, "MBMS Session Start Response"},
- {GTP_MBMS_SES_STOP_REQ, "MBMS Session Stop Request"},
- {GTP_MBMS_SES_STOP_RES, "MBMS Session Stop Response"},
- {GTP_MBMS_SES_UPD_REQ, "MBMS Session Update Request"},
- {GTP_MBMS_SES_UPD_RES, "MBMS Session Update Response"},
- /* 122-127 For future use. Shall not be sent.
- * If received, shall be treated as an Unknown message.
- */
- #if 0
- { 122, "Unknown message(For future use)"},
- { 123, "Unknown message(For future use)"},
- { 124, "Unknown message(For future use)"},
- { 125, "Unknown message(For future use)"},
- { 126, "Unknown message(For future use)"},
- { 127, "Unknown message(For future use)"},
- #endif
- {GTP_MS_INFO_CNG_NOT_REQ, "MS Info Change Notification Request"},
- {GTP_MS_INFO_CNG_NOT_RES, "MS Info Change Notification Response"},
- /* 130-239 For future use. Shall not be sent. If received,
- * shall be treated as an Unknown message.
- */
- #if 0
- { 130, "Unknown message(For future use)"},
- { 131, "Unknown message(For future use)"},
- { 132, "Unknown message(For future use)"},
- { 133, "Unknown message(For future use)"},
- { 134, "Unknown message(For future use)"},
- { 135, "Unknown message(For future use)"},
- { 136, "Unknown message(For future use)"},
- { 137, "Unknown message(For future use)"},
- { 138, "Unknown message(For future use)"},
- { 139, "Unknown message(For future use)"},
- { 140, "Unknown message(For future use)"},
- { 141, "Unknown message(For future use)"},
- { 142, "Unknown message(For future use)"},
- { 143, "Unknown message(For future use)"},
- { 144, "Unknown message(For future use)"},
- { 145, "Unknown message(For future use)"},
- { 146, "Unknown message(For future use)"},
- { 147, "Unknown message(For future use)"},
- { 148, "Unknown message(For future use)"},
- { 149, "Unknown message(For future use)"},
- { 150, "Unknown message(For future use)"},
- { 151, "Unknown message(For future use)"},
- { 152, "Unknown message(For future use)"},
- { 153, "Unknown message(For future use)"},
- { 154, "Unknown message(For future use)"},
- { 155, "Unknown message(For future use)"},
- { 156, "Unknown message(For future use)"},
- { 157, "Unknown message(For future use)"},
- { 158, "Unknown message(For future use)"},
- { 159, "Unknown message(For future use)"},
- #endif
- {GTP_MSG_DATA_TRANSF_REQ, "Data record transfer request"},
- {GTP_MSG_DATA_TRANSF_RESP, "Data record transfer response"},
- /* 242-253 For future use. Shall not be sent. If received,
- * shall be treated as an Unknown message.
- */
- #if 0
- { 242, "Unknown message(For future use)"},
- { 243, "Unknown message(For future use)"},
- { 244, "Unknown message(For future use)"},
- { 245, "Unknown message(For future use)"},
- { 246, "Unknown message(For future use)"},
- { 247, "Unknown message(For future use)"},
- { 248, "Unknown message(For future use)"},
- { 249, "Unknown message(For future use)"},
- { 250, "Unknown message(For future use)"},
- { 251, "Unknown message(For future use)"},
- { 252, "Unknown message(For future use)"},
- { 253, "Unknown message(For future use)"},
- #endif
- {GTP_MSG_END_MARKER, "End Marker"},
- {GTP_MSG_TPDU, "T-PDU"},
- {0, NULL}
- };
- static value_string_ext gtp_message_type_ext = VALUE_STRING_EXT_INIT(gtp_message_type);
- /* definitions of fields in extension header */
- #define GTP_EXT_CAUSE 0x01
- #define GTP_EXT_IMSI 0x02
- #define GTP_EXT_RAI 0x03
- #define GTP_EXT_TLLI 0x04
- #define GTP_EXT_PTMSI 0x05
- #define GTP_EXT_QOS_GPRS 0x06
- #define GTP_EXT_REORDER 0x08
- #define GTP_EXT_AUTH_TRI 0x09
- #define GTP_EXT_MAP_CAUSE 0x0B
- #define GTP_EXT_PTMSI_SIG 0x0C
- #define GTP_EXT_MS_VALID 0x0D
- #define GTP_EXT_RECOVER 0x0E
- #define GTP_EXT_SEL_MODE 0x0F
- #define GTP_EXT_16 0x10
- #define GTP_EXT_FLOW_LABEL 0x10
- #define GTP_EXT_TEID 0x10 /* 0xFF10 3G */
- #define GTP_EXT_17 0x11
- #define GTP_EXT_FLOW_SIG 0x11
- #define GTP_EXT_TEID_CP 0x11 /* 0xFF11 3G */
- #define GTP_EXT_18 0x12
- #define GTP_EXT_FLOW_II 0x12
- #define GTP_EXT_TEID_II 0x12 /* 0xFF12 3G */
- #define GTP_EXT_19 0x13 /* 19 TV Teardown Ind 7.7.16 */
- #define GTP_EXT_MS_REASON 0x13 /* same as 0x1D GTPv1_EXT_MS_REASON */
- #define GTP_EXT_TEAR_IND 0x13 /* 0xFF13 3G */
- #define GTP_EXT_NSAPI 0x14 /* 3G */
- #define GTP_EXT_RANAP_CAUSE 0x15 /* 3G */
- #define GTP_EXT_RAB_CNTXT 0x16 /* 3G */
- #define GTP_EXT_RP_SMS 0x17 /* 3G */
- #define GTP_EXT_RP 0x18 /* 3G */
- #define GTP_EXT_PKT_FLOW_ID 0x19 /* 3G */
- #define GTP_EXT_CHRG_CHAR 0x1A /* 3G */
- #define GTP_EXT_TRACE_REF 0x1B /* 3G */
- #define GTP_EXT_TRACE_TYPE 0x1C /* 3G */
- #define GTPv1_EXT_MS_REASON 0x1D /* 3G 29 TV MS Not Reachable Reason 7.7.25A */
- /* 117-126 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */
- #define GTP_EXT_TR_COMM 0x7E /* charging */
- #define GTP_EXT_CHRG_ID 0x7F /* 127 TV Charging ID 7.7.26 */
- #define GTP_EXT_USER_ADDR 0x80
- #define GTP_EXT_MM_CNTXT 0x81
- #define GTP_EXT_PDP_CNTXT 0x82
- #define GTP_EXT_APN 0x83
- #define GTP_EXT_PROTO_CONF 0x84
- #define GTP_EXT_GSN_ADDR 0x85
- #define GTP_EXT_MSISDN 0x86
- #define GTP_EXT_QOS_UMTS 0x87 /* 3G */
- #define GTP_EXT_AUTH_QUI 0x88 /* 3G */
- #define GTP_EXT_TFT 0x89 /* 3G */
- #define GTP_EXT_TARGET_ID 0x8A /* 3G */
- #define GTP_EXT_UTRAN_CONT 0x8B /* 3G */
- #define GTP_EXT_RAB_SETUP 0x8C /* 3G */
- #define GTP_EXT_HDR_LIST 0x8D /* 3G */
- #define GTP_EXT_TRIGGER_ID 0x8E /* 3G 142 7.7.41 */
- #define GTP_EXT_OMC_ID 0x8F /* 3G 143 TLV OMC Identity 7.7.42 */
- #define GTP_EXT_RAN_TR_CONT 0x90 /* 3G 144 TLV RAN Transparent Container 7.7.43 */
- #define GTP_EXT_PDP_CONT_PRIO 0x91 /* 3G 145 TLV PDP Context Prioritization 7.7.45 */
- #define GTP_EXT_ADD_RAB_SETUP_INF 0x92 /* 3G 146 TLV Additional RAB Setup Information 7.7.45A */
- #define GTP_EXT_SSGN_NO 0x93 /* 3G 147 TLV SGSN Number 7.7.47 */
- #define GTP_EXT_COMMON_FLGS 0x94 /* 3G 148 TLV Common Flags 7.7.48 */
- #define GTP_EXT_APN_RES 0x95 /* 3G 149 */
- #define GTP_EXT_RA_PRIO_LCS 0x96 /* 3G 150 TLV Radio Priority LCS 7.7.25B */
- #define GTP_EXT_RAT_TYPE 0x97 /* 3G 151 TLV RAT Type 7.7.50 */
- #define GTP_EXT_USR_LOC_INF 0x98 /* 3G 152 TLV User Location Information 7.7.51 */
- #define GTP_EXT_MS_TIME_ZONE 0x99 /* 3G 153 TLV MS Time Zone 7.7.52 */
- #define GTP_EXT_IMEISV 0x9A /* 3G 154 TLV IMEI(SV) 7.7.53 */
- #define GTP_EXT_CAMEL_CHG_INF_CON 0x9B /* 3G 155 TLV CAMEL Charging Information Container 7.7.54 */
- #define GTP_EXT_MBMS_UE_CTX 0x9C /* 3G 156 TLV MBMS UE Context 7.7.55 */
- #define GTP_EXT_TMGI 0x9D /* 3G 157 TLV Temporary Mobile Group Identity (TMGI) 7.7.56 */
- #define GTP_EXT_RIM_RA 0x9E /* 3G 158 TLV RIM Routing Address 7.7.57 */
- #define GTP_EXT_MBMS_PROT_CONF_OPT 0x9F /* 3G 159 TLV MBMS Protocol Configuration Options 7.7.58 */
- #define GTP_EXT_MBMS_SA 0xA0 /* 3G 160 TLV MBMS Service Area 7.7.60 */
- #define GTP_EXT_SRC_RNC_PDP_CTX_INF 0xA1 /* 3G 161 TLV Source RNC PDCP context info 7.7.61 */
- #define GTP_EXT_ADD_TRS_INF 0xA2 /* 3G 162 TLV Additional Trace Info 7.7.62 */
- #define GTP_EXT_HOP_COUNT 0xA3 /* 3G 163 TLV Hop Counter 7.7.63 */
- #define GTP_EXT_SEL_PLMN_ID 0xA4 /* 3G 164 TLV Selected PLMN ID 7.7.64 */
- #define GTP_EXT_MBMS_SES_ID 0xA5 /* 3G 165 TLV MBMS Session Identifier 7.7.65 */
- #define GTP_EXT_MBMS_2G_3G_IND 0xA6 /* 3G 166 TLV MBMS 2G/3G Indicator 7.7.66 */
- #define GTP_EXT_ENH_NSAPI 0xA7 /* 3G 167 TLV Enhanced NSAPI 7.7.67 */
- #define GTP_EXT_MBMS_SES_DUR 0xA8 /* 3G 168 TLV MBMS Session Duration 7.7.59 */
- #define GTP_EXT_ADD_MBMS_TRS_INF 0xA9 /* 3G 169 TLV Additional MBMS Trace Info 7.7.68 */
- #define GTP_EXT_MBMS_SES_ID_REP_NO 0xAA /* 3G 170 TLV MBMS Session Identity Repetition Number 7.7.69 */
- #define GTP_EXT_MBMS_TIME_TO_DATA_TR 0xAB /* 3G 171 TLV MBMS Time To Data Transfer 7.7.70 */
- #define GTP_EXT_PS_HO_REQ_CTX 0xAC /* 3G 172 TLV PS Handover Request Context 7.7.71 */
- #define GTP_EXT_BSS_CONT 0xAD /* 3G 173 TLV BSS Container 7.7.72 */
- #define GTP_EXT_CELL_ID 0xAE /* 3G 174 TLV Cell Identification 7.7.73 */
- #define GTP_EXT_PDU_NO 0xAF /* 3G 175 TLV PDU Numbers 7.7.74 */
- #define GTP_EXT_BSSGP_CAUSE 0xB0 /* 3G 176 TLV BSSGP Cause 7.7.75 */
- #define GTP_EXT_REQ_MBMS_BEARER_CAP 0xB1 /* 3G 177 TLV Required MBMS bearer capabilities 7.7.76 */
- #define GTP_EXT_RIM_ROUTING_ADDR_DISC 0xB2 /* 3G 178 TLV RIM Routing Address Discriminator 7.7.77 */
- #define GTP_EXT_LIST_OF_SETUP_PFCS 0xB3 /* 3G 179 TLV List of set-up PFCs 7.7.78 */
- #define GTP_EXT_PS_HANDOVER_XIP_PAR 0xB4 /* 3G 180 TLV PS Handover XID Parameters 7.7.79 */
- #define GTP_EXT_MS_INF_CHG_REP_ACT 0xB5 /* 3G 181 TLV MS Info Change Reporting Action 7.7.80 */
- #define GTP_EXT_DIRECT_TUNNEL_FLGS 0xB6 /* 3G 182 TLV Direct Tunnel Flags 7.7.81 */
- #define GTP_EXT_CORRELATION_ID 0xB7 /* 3G 183 TLV Correlation-ID 7.7.82 */
- #define GTP_EXT_BEARER_CONTROL_MODE 0xB8 /* 3G 184 TLV Bearer Control Mode 7.7.83 */
- #define GTP_EXT_MBMS_FLOW_ID 0xB9 /* 3G 185 TLV MBMS Flow Identifier 7.7.84 */
- #define GTP_EXT_MBMS_IP_MCAST_DIST 0xBA /* 3G 186 TLV MBMS IP Multicast Distribution 7.7.85 */
- #define GTP_EXT_MBMS_DIST_ACK 0xBB /* 3G 187 TLV MBMS Distribution Acknowledgement 7.7.86 */
- #define GTP_EXT_RELIABLE_IRAT_HO_INF 0xBC /* 3G 188 TLV Reliable INTER RAT HANDOVER INFO 7.7.87 */
- #define GTP_EXT_RFSP_INDEX 0xBD /* 3G 189 TLV RFSP Index 7.7.88 */
- #define GTP_EXT_FQDN 0xBE /* 3G 190 TLV Fully Qualified Domain Name (FQDN) 7.7.90 */
- #define GTP_EXT_EVO_ALLO_RETE_P1 0xBF /* 3G 191 TLV Evolved Allocation/Retention Priority I 7.7.91 */
- #define GTP_EXT_EVO_ALLO_RETE_P2 0xC0 /* 3G 192 TLV Evolved Allocation/Retention Priority II 7.7.92 */
- #define GTP_EXT_EXTENDED_COMMON_FLGS 0xC1 /* 3G 193 TLV Extended Common Flags 7.7.93 */
- #define GTP_EXT_UCI 0xC2 /* 3G 194 TLV User CSG Information (UCI) 7.7.94 */
- #define GTP_EXT_CSG_INF_REP_ACT 0xC3 /* 3G 195 TLV CSG Information Reporting Action 7.7.95 */
- #define GTP_EXT_CSG_ID 0xC4 /* 3G 196 TLV CSG ID 7.7.96 */
- #define GTP_EXT_CMI 0xC5 /* 3G 197 TLV CSG Membership Indication (CMI) 7.7.97 */
- #define GTP_EXT_AMBR 0xC6 /* 3G 198 TLV Aggregate Maximum Bit Rate (AMBR) 7.7.98 */
- #define GTP_EXT_UE_NETWORK_CAP 0xC7 /* 3G 199 TLV UE Network Capability 7.7.99 */
- #define GTP_EXT_UE_AMBR 0xC8 /* 3G 200 TLV UE-AMBR 7.7.100 */
- #define GTP_EXT_APN_AMBR_WITH_NSAPI 0xC9 /* 3G 201 TLV APN-AMBR with NSAPI 7.7.101 */
- #define GTP_EXT_GGSN_BACK_OFF_TIME 0xCA /* 3G 202 TLV GGSN Back-Off Time 7.7.102 */
- #define GTP_EXT_SIG_PRI_IND 0xCB /* 3G 203 TLV Signalling Priority Indication 7.7.103 */
- #define GTP_EXT_SIG_PRI_IND_W_NSAPI 0xCC /* 3G 204 TLV Signalling Priority Indication with NSAPI 7.7.104 */
- #define GTP_EXT_HIGHER_BR_16MB_FLG 0xCD /* 3G 205 TLV Higher bitrates than 16 Mbps flag 7.7.105 */
- #define GTP_EXT_MAX_MBR_APN_AMBR 0xCE /* 3G 206 TLV Max MBR/APN-AMBR 7.7.106 */
- #define GTP_EXT_ADD_MM_CTX_SRVCC 0xCF /* 3G 207 TLV Additional MM context for SRVCC 7.7.107 */
- #define GTP_EXT_ADD_FLGS_SRVCC 0xD0 /* 3G 208 TLV Additional flags for SRVCC 7.7.108 */
- #define GTP_EXT_STN_SR 0xD1 /* 3G 209 TLV STN-SR 7.7.109 */
- #define GTP_EXT_C_MSISDN 0xD2 /* 3G 210 TLV C-MSISDN 7.7.110 */
- #define GTP_EXT_EXT_RANAP_CAUSE 0xD3 /* 3G 211 TLV Extended RANAP Cause 7.7.111 */
- /* 212-238 TLV Spare. For future use. */
- /* 239-250 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33])*/
- #define GTP_EXT_C1 0xC1
- #define GTP_EXT_C2 0xC2
- #define GTP_EXT_REL_PACK 0xF9 /* charging */
- #define GTP_EXT_CAN_PACK 0xFA /* charging */
- #define GTP_EXT_CHRG_ADDR 0xFB /* 3G 251 TLV Charging Gateway Address 7.7.44 */
- /* 252-254 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33])*/
- #define GTP_EXT_DATA_REQ 0xFC /* charging */
- #define GTP_EXT_DATA_RESP 0xFD /* charging */
- #define GTP_EXT_NODE_ADDR 0xFE /* charging */
- #define GTP_EXT_PRIV_EXT 0xFF
- static const value_string gtp_val[] = {
- {GTP_EXT_CAUSE, "Cause of operation"},
- {GTP_EXT_IMSI, "IMSI"},
- {GTP_EXT_RAI, "Routing Area Identity"},
- {GTP_EXT_TLLI, "Temporary Logical Link Identity"},
- {GTP_EXT_PTMSI, "Packet TMSI"},
- /* 6 */ {GTP_EXT_QOS_GPRS, "Quality of Service"},
- /* 6-7 Spare */
- /* 8 */ {GTP_EXT_REORDER, "Reorder required"},
- /* 9 */ {GTP_EXT_AUTH_TRI, "Authentication triplets"},
- /* 10 Spare */
- /* 11 */ {GTP_EXT_MAP_CAUSE, "MAP cause"},
- /* 12 */ {GTP_EXT_PTMSI_SIG, "P-TMSI signature"},
- /* 13 */ {GTP_EXT_MS_VALID, "MS validated"},
- /* 14 */ {GTP_EXT_RECOVER, "Recovery"},
- /* 15 */ {GTP_EXT_SEL_MODE, "Selection mode"},
- /* 16 */ {GTP_EXT_16, "Flow label data I"},
- /* 16 */ /* ??? {GTP_EXT_FLOW_LABEL, "Flow label data I"}, */
- /* 16 */ /* ??? {GTP_EXT_TEID, "Tunnel Endpoint Identifier Data I"}, */ /* 3G */
- {GTP_EXT_17, "Flow label signalling"},
- /* ??? {GTP_EXT_FLOW_SIG, "Flow label signalling"}, */
- /* ??? {GTP_EXT_TEID_CP, "Tunnel Endpoint Identifier Data Control Plane"}, */ /* 3G */
- {GTP_EXT_18, "Flow label data II"},
- /* ??? {GTP_EXT_FLOW_II, "Flow label data II"}, */
- /* ??? {GTP_EXT_TEID_II, "Tunnel Endpoint Identifier Data II"}, */ /* 3G */
- {GTP_EXT_19, "MS not reachable reason"},
- /* ??? {GTP_EXT_MS_REASON, "MS not reachable reason"}, */
- /* ??? {GTP_EXT_TEAR_IND, "Teardown ID"}, */ /* 3G */
- {GTP_EXT_NSAPI, "NSAPI"}, /* 3G */
- {GTP_EXT_RANAP_CAUSE, "RANAP cause"}, /* 3G */
- {GTP_EXT_RAB_CNTXT, "RAB context"}, /* 3G */
- {GTP_EXT_RP_SMS, "Radio Priority for MO SMS"}, /* 3G */
- {GTP_EXT_RP, "Radio Priority"}, /* 3G */
- {GTP_EXT_PKT_FLOW_ID, "Packet Flow ID"}, /* 3G */
- {GTP_EXT_CHRG_CHAR, "Charging characteristics"}, /* 3G */
- {GTP_EXT_TRACE_REF, "Trace references"}, /* 3G */
- {GTP_EXT_TRACE_TYPE, "Trace type"}, /* 3G */
- /* 29 */ {GTPv1_EXT_MS_REASON, "MS not reachable reason"}, /* 3G */
- /* 117-126 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */
- /* 126 */ {GTP_EXT_TR_COMM, "Packet transfer command"}, /* charging */
- /* 127 */ {GTP_EXT_CHRG_ID, "Charging ID"},
- {GTP_EXT_USER_ADDR, "End user address"},
- {GTP_EXT_MM_CNTXT, "MM context"},
- {GTP_EXT_PDP_CNTXT, "PDP context"},
- {GTP_EXT_APN, "Access Point Name"},
- {GTP_EXT_PROTO_CONF, "Protocol configuration options"},
- {GTP_EXT_GSN_ADDR, "GSN address"},
- {GTP_EXT_MSISDN, "MS international PSTN/ISDN number"},
- {GTP_EXT_QOS_UMTS, "Quality of service (UMTS)"}, /* 3G */
- {GTP_EXT_AUTH_QUI, "Authentication quintuplets"}, /* 3G */
- {GTP_EXT_TFT, "Traffic Flow Template (TFT)"}, /* 3G */
- {GTP_EXT_TARGET_ID, "Target (RNC) identification"}, /* 3G */
- {GTP_EXT_UTRAN_CONT, "UTRAN transparent field"}, /* 3G */
- {GTP_EXT_RAB_SETUP, "RAB setup information"}, /* 3G */
- {GTP_EXT_HDR_LIST, "Extension Header Types List"}, /* 3G */
- {GTP_EXT_TRIGGER_ID, "Trigger Id"}, /* 3G */
- {GTP_EXT_OMC_ID, "OMC Identity"}, /* 3G */
- {GTP_EXT_RAN_TR_CONT, "RAN Transparent Container"}, /* 7.7.43 */
- {GTP_EXT_PDP_CONT_PRIO, "PDP Context Prioritization"}, /* 7.7.45 */
- {GTP_EXT_ADD_RAB_SETUP_INF, "Additional RAB Setup Information"}, /* 7.7.45A */
- {GTP_EXT_SSGN_NO, "SGSN Number"}, /* 7.7.47 */
- {GTP_EXT_COMMON_FLGS, "Common Flags"}, /* 7.7.48 */
- {GTP_EXT_APN_RES, "APN Restriction"}, /* 3G */
- {GTP_EXT_RA_PRIO_LCS, "Radio Priority LCS"}, /* 7.7.25B */
- {GTP_EXT_RAT_TYPE, "RAT Type"}, /* 3G */
- {GTP_EXT_USR_LOC_INF, "User Location Information"}, /* 7.7.51 */
- {GTP_EXT_MS_TIME_ZONE, "MS Time Zone"}, /* 7.7.52 */
- {GTP_EXT_IMEISV, "IMEI(SV)"}, /* 3G */
- {GTP_EXT_CAMEL_CHG_INF_CON, "CAMEL Charging Information Container"}, /* 7.7.54 */
- {GTP_EXT_MBMS_UE_CTX, "MBMS UE Context"}, /* 7.7.55 */
- {GTP_EXT_TMGI, "Temporary Mobile Group Identity (TMGI)"}, /* 7.7.56 */
- {GTP_EXT_RIM_RA, "RIM Routing Address"}, /* 7.7.57 */
- {GTP_EXT_MBMS_PROT_CONF_OPT, "MBMS Protocol Configuration Options"}, /* 7.7.58 */
- {GTP_EXT_MBMS_SA, "MBMS Service Area"}, /* 7.7.60 */
- {GTP_EXT_SRC_RNC_PDP_CTX_INF, "Source RNC PDCP context info"}, /* 7.7.61 */
- {GTP_EXT_ADD_TRS_INF, "Additional Trace Info"}, /* 7.7.62 */
- {GTP_EXT_HOP_COUNT, "Hop Counter"}, /* 7.7.63 */
- {GTP_EXT_SEL_PLMN_ID, "Selected PLMN ID"}, /* 7.7.64 */
- {GTP_EXT_MBMS_SES_ID, "MBMS Session Identifier"}, /* 7.7.65 */
- {GTP_EXT_MBMS_2G_3G_IND, "MBMS 2G/3G Indicator"}, /* 7.7.66 */
- {GTP_EXT_ENH_NSAPI, "Enhanced NSAPI"}, /* 7.7.67 */
- {GTP_EXT_MBMS_SES_DUR, "MBMS Session Duration"}, /* 7.7.59 */
- {GTP_EXT_ADD_MBMS_TRS_INF, "Additional MBMS Trace Info"}, /* 7.7.68 */
- {GTP_EXT_MBMS_SES_ID_REP_NO, "MBMS Session Identity Repetition Number"}, /* 7.7.69 */
- {GTP_EXT_MBMS_TIME_TO_DATA_TR, "MBMS Time To Data Transfer"}, /* 7.7.70 */
- {GTP_EXT_PS_HO_REQ_CTX, "PS Handover Request Context"}, /* 7.7.71 */
- {GTP_EXT_BSS_CONT, "BSS Container"}, /* 7.7.72 */
- {GTP_EXT_CELL_ID, "Cell Identification"}, /* 7.7.73 */
- {GTP_EXT_PDU_NO, "PDU Numbers"}, /* 7.7.74 */
- {GTP_EXT_BSSGP_CAUSE, "BSSGP Cause"}, /* 7.7.75 */
- {GTP_EXT_REQ_MBMS_BEARER_CAP, "Required MBMS bearer capabilities"}, /* 7.7.76 */
- {GTP_EXT_RIM_ROUTING_ADDR_DISC, "RIM Routing Address Discriminator"}, /* 7.7.77 */
- {GTP_EXT_LIST_OF_SETUP_PFCS, "List of set-up PFCs"}, /* 7.7.78 */
- /* 180 */ {GTP_EXT_PS_HANDOVER_XIP_PAR, " PS Handover XID Parameters"}, /* 7.7.79 */
- /* 181 */ {GTP_EXT_MS_INF_CHG_REP_ACT, "MS Info Change Reporting Action"}, /* 7.7.80 */
- /* 182 */ {GTP_EXT_DIRECT_TUNNEL_FLGS, "Direct Tunnel Flags"}, /* 7.7.81 */
- /* 183 */ {GTP_EXT_CORRELATION_ID, "Correlation-ID"}, /* 7.7.82 */
- /* 184 */ {GTP_EXT_BEARER_CONTROL_MODE, "Bearer Control Mode"}, /* 7.7.83 */
- /* 185 */ {GTP_EXT_MBMS_FLOW_ID, "MBMS Flow Identifier"}, /* 7.7.84 */
- /* 186 */ {GTP_EXT_MBMS_IP_MCAST_DIST, "MBMS IP Multicast Distribution"}, /* 7.7.85 */
- /* 187 */ {GTP_EXT_MBMS_DIST_ACK, "MBMS Distribution Acknowledgement"}, /* 7.7.86 */
- /* 188 */ {GTP_EXT_RELIABLE_IRAT_HO_INF, "Reliable INTER RAT HANDOVER INFO"}, /* 7.7.87 */
- /* 189 */ {GTP_EXT_RFSP_INDEX, "RFSP Index"}, /* 7.7.88 */
- /* 190 */ {GTP_EXT_FQDN, "Fully Qualified Domain Name (FQDN)"}, /* 7.7.90 */
- /* 191 */ {GTP_EXT_EVO_ALLO_RETE_P1, "Evolved Allocation/Retention Priority I"}, /* 7.7.91 */
- /* 192 */ {GTP_EXT_EVO_ALLO_RETE_P2, "Evolved Allocation/Retention Priority II"}, /* 7.7.92 */
- /* 193 */ {GTP_EXT_EXTENDED_COMMON_FLGS, "Extended Common Flags"}, /* 7.7.93 */
- /* 194 */ {GTP_EXT_UCI, "User CSG Information (UCI)"}, /* 7.7.94 */
- /* 195 */ {GTP_EXT_CSG_INF_REP_ACT, "CSG Information Reporting Action"}, /* 7.7.95 */
- /* 196 */ {GTP_EXT_CSG_ID, "CSG ID"}, /* 7.7.96 */
- /* 197 */ {GTP_EXT_CMI, "CSG Membership Indication (CMI)"}, /* 7.7.97 */
- /* 198 */ {GTP_EXT_AMBR, "Aggregate Maximum Bit Rate (AMBR)"}, /* 7.7.98 */
- /* 199 */ {GTP_EXT_UE_NETWORK_CAP, "UE Network Capability"}, /* 7.7.99 */
- /* 200 */ {GTP_EXT_UE_AMBR, "UE-AMBR"}, /* 7.7.100 */
- /* 201 */ {GTP_EXT_APN_AMBR_WITH_NSAPI, "APN-AMBR with NSAPI"}, /* 7.7.101 */
- /* 202 */ {GTP_EXT_GGSN_BACK_OFF_TIME, "GGSN Back-Off Time"}, /* 7.7.102 */
- /* 203 */ {GTP_EXT_SIG_PRI_IND, "Signalling Priority Indication"}, /* 7.7.103 */
- /* 204 */ {GTP_EXT_SIG_PRI_IND_W_NSAPI, "Signalling Priority Indication with NSAPI"}, /* 7.7.104 */
- /* 205 */ {GTP_EXT_HIGHER_BR_16MB_FLG, "Higher bitrates than 16 Mbps flag"}, /* 7.7.105 */
- /* 206 */ {GTP_EXT_MAX_MBR_APN_AMBR, "Max MBR/APN-AMBR"}, /* 7.7.106 */
- /* 207 */ {GTP_EXT_ADD_MM_CTX_SRVCC, "Additional MM context for SRVCC"}, /* 7.7.107 */
- /* 208 */ {GTP_EXT_ADD_FLGS_SRVCC, "Additional flags for SRVCC"}, /* 7.7.108 */
- /* 209 */ {GTP_EXT_STN_SR, "STN-SR"}, /* 7.7.109 */
- /* 210 */ {GTP_EXT_C_MSISDN, "C-MSISDN"}, /* 7.7.110 */
- /* 211 */ {GTP_EXT_EXT_RANAP_CAUSE, "Extended RANAP Cause"}, /* 7.7.111 */
- /* 212-238 TLV Spare. For future use. */
- /* 239-250 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */
- /* 249 */ {GTP_EXT_REL_PACK, "Sequence numbers of released packets IE"}, /* charging */
- /* 250 */ {GTP_EXT_CAN_PACK, "Sequence numbers of canceled packets IE"}, /* charging */
- /* 251 */ {GTP_EXT_CHRG_ADDR, "Charging Gateway address"}, /* 7.7.44 */
- /* 252-254 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */
- /* 252 */ {GTP_EXT_DATA_REQ, "Data record packet"}, /* charging */
- /* 253 */ {GTP_EXT_DATA_RESP, "Requests responded"}, /* charging */
- /* 254 */ {GTP_EXT_NODE_ADDR, "Address of recommended node"}, /* charging */
- /* 255 */ {GTP_EXT_PRIV_EXT, "Private Extension"},
- {0, NULL}
- };
- static value_string_ext gtp_val_ext = VALUE_STRING_EXT_INIT(gtp_val);
- /* It seems like some IE's are renamed in gtpv1 at least reading
- * 3GPP TS 29.060 version 6.11.0 Release 6
- */
- static const value_string gtpv1_val[] = {
- /* 1 */ {GTP_EXT_CAUSE, "Cause of operation"},
- /* 2 */ {GTP_EXT_IMSI, "IMSI"},
- /* 3 */ {GTP_EXT_RAI, "Routing Area Identity"},
- /* 4 */ {GTP_EXT_TLLI, "Temporary Logical Link Identity"},
- /* 5 */ {GTP_EXT_PTMSI, "Packet TMSI"},
- /* 6 */ {GTP_EXT_QOS_GPRS, "Quality of Service"},
- /* 6-7 Spare */
- /* 7 */ {7, "Spare"},
- /* 8 */ {GTP_EXT_REORDER, "Reorder required"},
- /* 9 */ {GTP_EXT_AUTH_TRI, "Authentication triplets"},
- /* 10 Spare */
- /* 10 */ {10, "Spare"},
- /* 11 */ {GTP_EXT_MAP_CAUSE, "MAP cause"},
- /* 12 */ {GTP_EXT_PTMSI_SIG, "P-TMSI signature"},
- /* 13 */ {GTP_EXT_MS_VALID, "MS validated"},
- /* 14 */ {GTP_EXT_RECOVER, "Recovery"},
- /* 15 */ {GTP_EXT_SEL_MODE, "Selection mode"},
- /* 16 */ {GTP_EXT_TEID, "Tunnel Endpoint Identifier Data I"}, /* 3G */
- /* 17 */ {GTP_EXT_TEID_CP, "Tunnel Endpoint Identifier Data Control Plane"}, /* 3G */
- /* 18 */ {GTP_EXT_TEID_II, "Tunnel Endpoint Identifier Data II"}, /* 3G */
- /* 19 */ {GTP_EXT_TEAR_IND, "Teardown ID"}, /* 3G */
- /* 20 */ {GTP_EXT_NSAPI, "NSAPI"}, /* 3G */
- /* 21 */ {GTP_EXT_RANAP_CAUSE, "RANAP cause"}, /* 3G */
- /* 22 */ {GTP_EXT_RAB_CNTXT, "RAB context"}, /* 3G */
- /* 23 */ {GTP_EXT_RP_SMS, "Radio Priority for MO SMS"}, /* 3G */
- /* 24 */ {GTP_EXT_RP, "Radio Priority"}, /* 3G */
- /* 25 */ {GTP_EXT_PKT_FLOW_ID, "Packet Flow ID"}, /* 3G */
- /* 26 */ {GTP_EXT_CHRG_CHAR, "Charging characteristics"}, /* 3G */
- /* 27 */ {GTP_EXT_TRACE_REF, "Trace references"}, /* 3G */
- /* 28 */ {GTP_EXT_TRACE_TYPE, "Trace type"}, /* 3G */
- /* 29 */ {GTPv1_EXT_MS_REASON, "MS not reachable reason"}, /* 3G */
- /* 117-126 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */
- /* 126 */ {GTP_EXT_TR_COMM, "Packet transfer command"}, /* charging */
- /* 127 */ {GTP_EXT_CHRG_ID, "Charging ID"},
- /* 128 */ {GTP_EXT_USER_ADDR, "End user address"},
- /* 129 */ {GTP_EXT_MM_CNTXT, "MM context"},
- /* 130 */ {GTP_EXT_PDP_CNTXT, "PDP context"},
- /* 131 */ {GTP_EXT_APN, "Access Point Name"},
- /* 132 */ {GTP_EXT_PROTO_CONF, "Protocol configuration options"},
- /* 133 */ {GTP_EXT_GSN_ADDR, "GSN address"},
- /* 134 */ {GTP_EXT_MSISDN, "MS international PSTN/ISDN number"},
- /* 135 */ {GTP_EXT_QOS_UMTS, "Quality of service (UMTS)"}, /* 3G */
- /* 136 */ {GTP_EXT_AUTH_QUI, "Authentication quintuplets"}, /* 3G */
- /* 137 */ {GTP_EXT_TFT, "Traffic Flow Template (TFT)"}, /* 3G */
- /* 138 */ {GTP_EXT_TARGET_ID, "Target (RNC) identification"}, /* 3G */
- /* 139 */ {GTP_EXT_UTRAN_CONT, "UTRAN transparent field"}, /* 3G */
- /* 140 */ {GTP_EXT_RAB_SETUP, "RAB setup information"}, /* 3G */
- /* 141 */ {GTP_EXT_HDR_LIST, "Extension Header Types List"}, /* 3G */
- /* 142 */ {GTP_EXT_TRIGGER_ID, "Trigger Id"}, /* 3G */
- /* 143 */ {GTP_EXT_OMC_ID, "OMC Identity"}, /* 3G */
- /* 144 */ {GTP_EXT_RAN_TR_CONT, "RAN Transparent Container"}, /* 7.7.43 */
- /* 145 */ {GTP_EXT_PDP_CONT_PRIO, "PDP Context Prioritization"}, /* 7.7.45 */
- /* 146 */ {GTP_EXT_ADD_RAB_SETUP_INF, "Additional RAB Setup Information"}, /* 7.7.45A */
- /* 147 */ {GTP_EXT_SSGN_NO, "SGSN Number"}, /* 7.7.47 */
- /* 148 */ {GTP_EXT_COMMON_FLGS, "Common Flags"}, /* 7.7.48 */
- /* 149 */ {GTP_EXT_APN_RES, "APN Restriction"}, /* 3G */
- /* 150 */ {GTP_EXT_RA_PRIO_LCS, "Radio Priority LCS"}, /* 7.7.25B */
- /* 151 */ {GTP_EXT_RAT_TYPE, "RAT Type"}, /* 3G */
- /* 152 */ {GTP_EXT_USR_LOC_INF, "User Location Information"}, /* 7.7.51 */
- /* 153 */ {GTP_EXT_MS_TIME_ZONE, "MS Time Zone"}, /* 7.7.52 */
- /* 154 */ {GTP_EXT_IMEISV, "IMEI(SV)"}, /* 3G */
- /* 155 */ {GTP_EXT_CAMEL_CHG_INF_CON, "CAMEL Charging Information Container"}, /* 7.7.54 */
- /* 156 */ {GTP_EXT_MBMS_UE_CTX, "MBMS UE Context"}, /* 7.7.55 */
- /* 157 */ {GTP_EXT_TMGI, "Temporary Mobile Group Identity (TMGI)"}, /* 7.7.56 */
- /* 158 */ {GTP_EXT_RIM_RA, "RIM Routing Address"}, /* 7.7.57 */
- /* 159 */ {GTP_EXT_MBMS_PROT_CONF_OPT, "MBMS Protocol Configuration Options"}, /* 7.7.58 */
- /* 160 */ {GTP_EXT_MBMS_SA, "MBMS Service Area"}, /* 7.7.60 */
- /* 161 */ {GTP_EXT_SRC_RNC_PDP_CTX_INF, "Source RNC PDCP context info"}, /* 7.7.61 */
- /* 162 */ {GTP_EXT_ADD_TRS_INF, "Additional Trace Info"}, /* 7.7.62 */
- /* 163 */ {GTP_EXT_HOP_COUNT, "Hop Counter"}, /* 7.7.63 */
- /* 164 */ {GTP_EXT_SEL_PLMN_ID, "Selected PLMN ID"}, /* 7.7.64 */
- /* 165 */ {GTP_EXT_MBMS_SES_ID, "MBMS Session Identifier"}, /* 7.7.65 */
- /* 166 */ {GTP_EXT_MBMS_2G_3G_IND, "MBMS 2G/3G Indicator"}, /* 7.7.66 */
- /* 167 */ {GTP_EXT_ENH_NSAPI, "Enhanced NSAPI"}, /* 7.7.67 */
- /* 168 */ {GTP_EXT_MBMS_SES_DUR, "MBMS Session Duration"}, /* 7.7.59 */
- /* 169 */ {GTP_EXT_ADD_MBMS_TRS_INF, "Additional MBMS Trace Info"}, /* 7.7.68 */
- /* 170 */ {GTP_EXT_MBMS_SES_ID_REP_NO, "MBMS Session Identity Repetition Number"}, /* 7.7.69 */
- /* 171 */ {GTP_EXT_MBMS_TIME_TO_DATA_TR, "MBMS Time To Data Transfer"}, /* 7.7.70 */
- /* 172 */ {GTP_EXT_PS_HO_REQ_CTX, "PS Handover Request Context"}, /* 7.7.71 */
- /* 173 */ {GTP_EXT_BSS_CONT, "BSS Container"}, /* 7.7.72 */
- /* 174 */ {GTP_EXT_CELL_ID, "Cell Identification"}, /* 7.7.73 */
- /* 175 */ {GTP_EXT_PDU_NO, "PDU Numbers"}, /* 7.7.74 */
- /* 176 */ {GTP_EXT_BSSGP_CAUSE, "BSSGP Cause"}, /* 7.7.75 */
- /* 177 */ {GTP_EXT_REQ_MBMS_BEARER_CAP, "Required MBMS bearer capabilities"}, /* 7.7.76 */
- /* 178 */ {GTP_EXT_RIM_ROUTING_ADDR_DISC, "RIM Routing Address Discriminator"}, /* 7.7.77 */
- /* 179 */ {GTP_EXT_LIST_OF_SETUP_PFCS, "List of set-up PFCs"}, /* 7.7.78 */
- /* 180 */ {GTP_EXT_PS_HANDOVER_XIP_PAR, "PS Handover XID Parameters"}, /* 7.7.79 */
- /* 181 */ {GTP_EXT_MS_INF_CHG_REP_ACT, "MS Info Change Reporting Action"}, /* 7.7.80 */
- /* 182 */ {GTP_EXT_DIRECT_TUNNEL_FLGS, "Direct Tunnel Flags"}, /* 7.7.81 */
- /* 183 */ {GTP_EXT_CORRELATION_ID, "Correlation-ID"}, /* 7.7.82 */
- /* 184 */ {GTP_EXT_BEARER_CONTROL_MODE, "Bearer Control Mode"}, /* 7.7.83 */
- /* 185 */ {GTP_EXT_MBMS_FLOW_ID, "MBMS Flow Identifier"}, /* 7.7.84 */
- /* 186 */ {GTP_EXT_MBMS_IP_MCAST_DIST, "MBMS IP Multicast Distribution"}, /* 7.7.85 */
- /* 187 */ {GTP_EXT_MBMS_DIST_ACK, "MBMS Distribution Acknowledgement"}, /* 7.7.86 */
- /* 188 */ {GTP_EXT_RELIABLE_IRAT_HO_INF, "Reliable INTER RAT HANDOVER INFO"}, /* 7.7.87 */
- /* 190 */ {GTP_EXT_RFSP_INDEX, "RFSP Index"}, /* 7.7.88 */
- /* 190 */ {GTP_EXT_FQDN, "Fully Qualified Domain Name (FQDN)"}, /* 7.7.90 */
- /* 191 */ {GTP_EXT_EVO_ALLO_RETE_P1, "Evolved Allocation/Retention Priority I"}, /* 7.7.91 */
- /* 192 */ {GTP_EXT_EVO_ALLO_RETE_P2, "Evolved Allocation/Retention Priority II"}, /* 7.7.92 */
- /* 193 */ {GTP_EXT_EXTENDED_COMMON_FLGS, "Extended Common Flags"}, /* 7.7.93 */
- /* 194 */ {GTP_EXT_UCI, "User CSG Information (UCI)"}, /* 7.7.94 */
- /* 195 */ {GTP_EXT_CSG_INF_REP_ACT, "CSG Information Reporting Action"}, /* 7.7.95 */
- /* 196 */ {GTP_EXT_CSG_ID, "CSG ID"}, /* 7.7.96 */
- /* 197 */ {GTP_EXT_CMI, "CSG Membership Indication (CMI)"}, /* 7.7.97 */
- /* 198 */ {198, "Aggregate Maximum Bit Rate (AMBR)"}, /* 7.7.98 */
- /* 199 */ {199, "UE Network Capability"}, /* 7.7.99 */
- /* 200 */ {200, "UE-AMBR"}, /* 7.7.100 */
- /* 201 */ {201, "APN-AMBR with NSAPI"}, /* 7.7.101 */
- /* 202 */ {202, "GGSN Back-Off Time"}, /* 7.7.102 */
- /* 203 */ {203, "Signalling Priority Indication"}, /* 7.7.103 */
- /* 204 */ {204, "Signalling Priority Indication with NSAPI"}, /* 7.7.104 */
- /* 205 */ {205, "Higher bitrates than 16 Mbps flag"}, /* 7.7.105 */
- /* 206 */ {206, "Max MBR/APN-AMBR"}, /* 7.7.106 */
- /* 207 */ {207, "Additional MM context for SRVCC"}, /* 7.7.107 */
- /* 208 */ {208, "Additional flags for SRVCC"}, /* 7.7.108 */
- /* 209 */ {209, "STN-SR"}, /* 7.7.109 */
- /* 210 */ {210, "C-MSISDN"}, /* 7.7.110 */
- /* 211 */ {211, "Extended RANAP Cause"}, /* 7.7.111 */
- /* 212-238 TLV Spare. For future use. */
- /* 239-250 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */
- /* 249 */ {GTP_EXT_REL_PACK, "Sequence numbers of released packets IE"}, /* charging */
- /* 250 */ {GTP_EXT_CAN_PACK, "Sequence numbers of canceled packets IE"}, /* charging */
- /* 251 */ {GTP_EXT_CHRG_ADDR, "Charging Gateway address"}, /* 7.7.44 */
- /* 252-254 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */
- /* 252 */ {GTP_EXT_DATA_REQ, "Data record packet"}, /* charging */
- /* 253 */ {GTP_EXT_DATA_RESP, "Requests responded"}, /* charging */
- /* 254 */ {GTP_EXT_NODE_ADDR, "Address of recommended node"}, /* charging */
- /* 255 */ {GTP_EXT_PRIV_EXT, "Private Extension"},
- {0, NULL}
- };
- static value_string_ext gtpv1_val_ext = VALUE_STRING_EXT_INIT(gtpv1_val);
- /* GPRS: 9.60 v7.6.0, page 37
- * UMTS: 29.060 v4.0, page 45
- * ETSI TS 129 060 V9.4.0 (2010-10) Ch 7.7.1
- */
- static const value_string cause_type[] = {
- { 0, "Request IMSI"},
- { 1, "Request IMEI"},
- { 2, "Request IMSI and IMEI"},
- { 3, "No identity needed"},
- { 4, "MS refuses"},
- { 5, "MS is not GPRS responding"},
- { 6, "Reactivation Requested"},
- { 7, "PDP address inactivity timer expires"},
- /* For future use 8-48 */
- /* Cause values reserved for GPRS charging
- * protocol use (see GTP' in 3GPP TS 32.295 [33])
- * 49-63
- */
- { 59, "System failure"}, /* charging */
- { 60, "The transmit buffers are becoming full"}, /* charging */
- { 61, "The receive buffers are becoming full"}, /* charging */
- { 62, "Another node is about to go down"}, /* charging */
- { 63, "This node is about to go down"}, /* charging */
- /* For future use 64-127 */
- {128, "Request accepted"},
- {129, "New PDP type due to network preference"},
- {130, "New PDP type due to single address bearer only"},
- /* For future use 131-176 */
- /* Cause values reserved for GPRS charging
- * protocol use (see GTP' in 3GPP TS 32.295 [33])
- * 177-191
- */
- {177, "CDR decoding error"},
- {192, "Non-existent"},
- {193, "Invalid message format"},
- {194, "IMSI not known"},
- {195, "MS is GPRS detached"},
- {196, "MS is not GPRS responding"},
- {197, "MS refuses"},
- {198, "Version not supported"},
- {199, "No resource available"},
- {200, "Service not supported"},
- {201, "Mandatory IE incorrect"},
- {202, "Mandatory IE missing"},
- {203, "Optional IE incorrect"},
- {204, "System failure"},
- {205, "Roaming restriction"},
- {206, "P-TMSI signature mismatch"},
- {207, "GPRS connection suspended"},
- {208, "Authentication failure"},
- {209, "User authentication failed"},
- {210, "Context not found"},
- {211, "All PDP dynamic addresses are occupied"},
- {212, "No memory is available"},
- {213, "Relocation failure"},
- {214, "Unknown mandatory extension header"},
- {215, "Semantic error in the TFT operation"},
- {216, "Syntactic error in the TFT operation"},
- {217, "Semantic errors in packet filter(s)"},
- {218, "Syntactic errors in packet filter(s)"},
- {219, "Missing or unknown APN"},
- {220, "Unknown PDP address or PDP type"},
- {221, "PDP context without TFT already activated"},
- {222, "APN access denied - no subscription"},
- {223, "APN Restriction type incompatibility with currently active PDP Contexts"},
- {224, "MS MBMS Capabilities Insufficient"},
- {225, "Invalid Correlation-ID"},
- {226, "MBMS Bearer Context Superseded"},
- {227, "Bearer Control Mode violation"},
- {228, "Collision with network initiated request"},
- {229, "APN Congestion"},
- {230, "Bearer handling not supported"},
- /* For future use 231-240 */
- /* Cause values reserved for GPRS charging
- * protocol use (see GTP' in 3GPP TS 32.295 [33])
- * 241-255
- */
- {252, "Request related to possibly duplicated packets already fulfilled"}, /* charging */
- {253, "Request already fulfilled"}, /* charging */
- {254, "Sequence numbers of released/cancelled packets IE incorrect"}, /* charging */
- {255, "Request not fulfilled"}, /* charging */
- {0, NULL}
- };
- value_string_ext cause_type_ext = VALUE_STRING_EXT_INIT(cause_type);
- /* GPRS: 9.02 v7.7.0
- * UMTS: 29.002 v4.2.1, chapter 17.5, page 268
- * Imported gsm_old_GSMMAPLocalErrorcode_vals from gsm_map from gsm_map
- */
- static const value_string gsn_addr_type[] = {
- {0x00, "IPv4"},
- {0x01, "IPv6"},
- {0, NULL}
- };
- static const value_string pdp_type[] = {
- {0x00, "X.25"},
- {0x01, "PPP"},
- {0x02, "OSP:IHOSS"},
- {0x21, "IPv4"},
- {0x57, "IPv6"},
- {0x8d, "IPv4v6"},
- {0, NULL}
- };
- static const value_string pdp_org_type[] = {
- {0, "ETSI"},
- {1, "IETF"},
- {0, NULL}
- };
- static const value_string qos_delay_type[] = {
- {0x00, "Subscribed delay class (in MS to network direction)"},
- {0x01, "Delay class 1"},
- {0x02, "Delay class 2"},
- {0x03, "Delay class 3"},
- {0x04, "Delay class 4 (best effort)"},
- {0x07, "Reserved"},
- {0, NULL}
- };
- static const value_string qos_reliability_type[] = {
- {0x00, "Subscribed reliability class (in MS to network direction)"},
- {0x01, "Acknowledged GTP, LLC, and RLC; Protected data"},
- {0x02, "Unacknowledged GTP, Ack LLC/RLC, Protected data"},
- {0x03, "Unacknowledged GTP/LLC, Ack RLC, Protected data"},
- {0x04, "Unacknowledged GTP/LLC/RLC, Protected data"},
- {0x05, "Unacknowledged GTP/LLC/RLC, Unprotected data"},
- {0x07, "Reserved"},
- {0, NULL}
- };
- static const value_string qos_peak_type[] = {
- {0x00, "Subscribed peak throughput (in MS to network direction)"},
- {0x01, "Up to 1 000 oct/s"},
- {0x02, "Up to 2 000 oct/s"},
- {0x03, "Up to 4 000 oct/s"},
- {0x04, "Up to 8 000 oct/s"},
- {0x05, "Up to 16 000 oct/s"},
- {0x06, "Up to 32 000 oct/s"},
- {0x07, "Up to 64 000 oct/s"},
- {0x08, "Up to 128 000 oct/s"},
- {0x09, "Up to 256 000 oct/s"},
- /* QoS Peak throughput classes from 0x0A to 0x0F (from 10 to 15) are subscribed */
- {0x0A, "Reserved"},
- {0x0B, "Reserved"},
- {0x0C, "Reserved"},
- {0x0D, "Reserved"},
- {0x0E, "Reserved"},
- {0x0F, "Reserved"},
- {0, NULL}
- };
- static const value_string qos_precedence_type[] = {
- {0x00, "Subscribed precedence (in MS to network direction)"},
- {0x01, "High priority"},
- {0x02, "Normal priority"},
- {0x03, "Low priority"},
- {0x07, "Reserved"},
- {0, NULL}
- };
- static const value_string qos_mean_type[] = {
- {0x00, "Subscribed mean throughput (in MS to network direction)"},
- {0x01, "100 oct/h"}, /* Class 2 */
- {0x02, "200 oct/h"}, /* Class 3 */
- {0x03, "500 oct/h"}, /* Class 4 */
- {0x04, "1 000 oct/h"}, /* Class 5 */
- {0x05, "2 000 oct/h"}, /* Class 6 */
- {0x06, "5 000 oct/h"}, /* Class 7 */
- {0x07, "10 000 oct/h"}, /* Class 8 */
- {0x08, "20 000 oct/h"}, /* Class 9 */
- {0x09, "50 000 oct/h"}, /* Class 10 */
- {0x0A, "100 000 oct/h"}, /* Class 11 */
- {0x0B, "200 000 oct/h"}, /* Class 12 */
- {0x0C, "500 000 oct/h"}, /* Class 13 */
- {0x0D, "1 000 000 oct/h"}, /* Class 14 */
- {0x0E, "2 000 000 oct/h"}, /* Class 15 */
- {0x0F, "5 000 000 oct/h"}, /* Class 16 */
- {0x10, "10 000 000 oct/h"}, /* Class 17 */
- {0x11, "20 000 000 oct/h"}, /* Class 18 */
- {0x12, "50 000 000 oct/h"}, /* Class 19 */
- /* QoS Mean throughput classes from 0x13 to 0x1E (from 19 to 30) are subscribed */
- {0x13, "Reserved"},
- {0x14, "Reserved"},
- {0x15, "Reserved"},
- {0x16, "Reserved"},
- {0x17, "Reserved"},
- {0x18, "Reserved"},
- {0x19, "Reserved"},
- {0x1A, "Reserved"},
- {0x1B, "Reserved"},
- {0x1C, "Reserved"},
- {0x1D, "Reserved"},
- {0x1E, "Reserved"},
- {0x1F, "Best effort"}, /* Class 1 */
- {0, NULL}
- };
- static value_string_ext qos_mean_type_ext = VALUE_STRING_EXT_INIT(qos_mean_type);
- static const value_string qos_del_err_sdu[] = {
- {0x00, "Subscribed delivery of erroneous SDUs (in MS to network direction)"},
- {0x01, "No detect ('-')"},
- {0x02, "Erroneous SDUs are delivered ('yes')"},
- {0x03, "Erroneous SDUs are not delivered ('no')"},
- {0x07, "Reserved"}, /* All other values are reserved */
- {0, NULL}
- };
- static const value_string qos_del_order[] = {
- {0x00, "Subscribed delivery order (in MS to network direction)"},
- {0x01, "With delivery order ('yes')"},
- {0x02, "Without delivery order ('no')"},
- {0x03, "Reserved"}, /* All other values are reserved */
- {0, NULL}
- };
- static const value_string qos_traf_class[] = {
- {0x00, "Subscribed traffic class (in MS to network direction)"},
- {0x01, "Conversational class"},
- {0x02, "Streaming class"},
- {0x03, "Interactive class"},
- {0x04, "Background class"},
- {0x07, "Reserved"}, /* All other values are reserved */
- {0, NULL}
- };
- static const value_string qos_max_sdu_size[] = {
- {0x00, "Subscribed maximum SDU size (in MS to network direction"},
- /* For values from 0x01 to 0x96 (from 1 to 150), use a granularity of 10 octets */
- {0x97, "1502 octets"},
- {0x98, "1510 octets"},
- {0x99, "1520 octets"},
- {0, NULL} /* All other values are reserved */
- };
- static const value_string qos_max_ul[] = {
- {0x00, "Subscribed maximum bit rate for uplink (in MS to network direction)"},
- /* For values from 0x01 to 0x3F (from 1 to 63), use a granularity of 1 kbps */
- /* For values from 0x40 to 0x7F, value = 64 kbps + (value - 0x40) * 8 kbps */
- /* For values from 0x80 to 0xFE, value = 576 kbps + (value - 0x80) * 64 kbps */
- {0xFF, "0 kbps"},
- {0, NULL}
- };
- static const value_string qos_max_dl[] = {
- {0x00, "Subscribed maximum bit rate for downlink (in MS to network direction)"},
- /* For values from 0x01 to 0x3F (from 1 to 63), use a granularity of 1 kbps */
- /* For values from 0x40 to 0x7F, value = 64 kbps + (value - 0x40) * 8 kbps */
- /* For values from 0x80 to 0xFE, value = 576 kbps + (value - 0x80) * 64 kbps */
- {0xFF, "0 kbps"},
- {0, NULL}
- };
- static const value_string qos_res_ber[] = {
- {0x00, "Subscribed residual BER (in MS to network direction)"},
- {0x01, "1/20 = 5x10^-2"},
- {0x02, "1/100 = 1x10^-2"},
- {0x03, "1/200 = 5x10^-3"},
- {0x04, "1/250 = 4x10^-3"},
- {0x05, "1/1 000 = 1x10^-3"},
- {0x06, "1/10 000 = 1x10^-4"},
- {0x07, "1/100 000 = 1x10^-5"},
- {0x08, "1/1 000 000 = 1x10^-6"},
- {0x09, "3/50 000 000 = 6x10^-8"},
- {0x0F, "Reserved"}, /* All other values are reserved */
- {0, NULL}
- };
- static const value_string qos_sdu_err_ratio[] = {
- {0x00, "Subscribed SDU error ratio (in MS to network direction)"},
- {0x01, "1/100 = 1x10^-2"},
- {0x02, "7/1000 = 7x10^-3"},
- {0x03, "1/1 000 = 1x10^-3"},
- {0x04, "1/10 000 = 1x10^-4"},
- {0x05, "1/100 000 = 1x10^-5"},
- {0x06, "1/1 000 000 = 1x10^-6"},
- {0x07, "1/10 = 1x10^-1"},
- {0x0F, "Reserved"}, /* All other values are reserved */
- {0, NULL}
- };
- static const value_string qos_traf_handl_prio[] = {
- {0x00, "Subscribed traffic handling priority (in MS to network direction)"},
- {0x01, "Priority level 1"},
- {0x02, "Priority level 2"},
- {0x03, "Priority level 3"},
- {0, NULL}
- };
- static const value_string qos_trans_delay[] = {
- {0x00, "Subscribed Transfer Delay (in MS to network direction)"},
- {0x01, "10 ms"}, /* Using a granularity of 10 ms */
- {0x02, "20 ms"},
- {0x03, "30 ms"},
- {0x04, "40 ms"},
- {0x05, "50 ms"},
- {0x06, "60 ms"},
- {0x07, "70 ms"},
- {0x08, "80 ms"},
- {0x09, "90 ms"},
- {0x0A, "100 ms"},
- {0x0B, "110 ms"},
- {0x0C, "120 ms"},
- {0x0D, "130 ms"},
- {0x0E, "140 ms"},
- {0x0F, "150 ms"},
- {0x10, "200 ms"}, /* (For values from 0x10 to 0x1F, value = 200 ms + (value - 0x10) * 50 ms */
- {0x11, "250 ms"},
- {0x12, "300 ms"},
- {0x13, "350 ms"},
- {0x14, "400 ms"},
- {0x15, "450 ms"},
- {0x16, "500 ms"},
- {0x17, "550 ms"},
- {0x18, "600 ms"},
- {0x19, "650 ms"},
- {0x1A, "700 ms"},
- {0x1B, "750 ms"},
- {0x1C, "800 ms"},
- {0x1D, "850 ms"},
- {0x1E, "900 ms"},
- {0x1F, "950 ms"},
- {0x20, "1000 ms"}, /* For values from 0x20 to 0x3E, value = 1000 ms + (value - 0x20) * 100 ms */
- {0x21, "1100 ms"},
- {0x22, "1200 ms"},
- {0x23, "1300 ms"},
- {0x24, "1400 ms"},
- {0x25, "1500 ms"},
- {0x26, "1600 ms"},
- {0x27, "1700 ms"},
- {0x28, "1800 ms"},
- {0x29, "1900 ms"},
- {0x2A, "2000 ms"},
- {0x2B, "2100 ms"},
- {0x2C, "2200 ms"},
- {0x2D, "2300 ms"},
- {0x2E, "2400 ms"},
- {0x2F, "2500 ms"},
- {0x30, "2600 ms"},
- {0x31, "2700 ms"},
- {0x32, "2800 ms"},
- {0x33, "2900 ms"},
- {0x34, "3000 ms"},
- {0x35, "3100 ms"},
- {0x36, "3200 ms"},
- {0x37, "3300 ms"},
- {0x38, "3400 ms"},
- {0x39, "3500 ms"},
- {0x3A, "3600 ms"},
- {0x3B, "3700 ms"},
- {0x3C, "3800 ms"},
- {0x3D, "3900 ms"},
- {0x3E, "4000 ms"},
- {0x3F, "Reserved"},
- {0, NULL}
- };
- static value_string_ext qos_trans_delay_ext = VALUE_STRING_EXT_INIT(qos_trans_delay);
- static const value_string qos_guar_ul[] = {
- {0x00, "Subscribed guaranteed bit rate for uplink (in MS to network direction)"},
- /* For values from 0x01 to 0x3F (from 1 to 63), use a granularity of 1 kbps */
- /* For values from 0x40 to 0x7F, value = 64 kbps + (value - 0x40) * 8 kbps */
- /* For values from 0x80 to 0xFE, value = 576 kbps + (value - 0x80) * 64 kbps */
- {0xFF, "0 kbps"},
- {0, NULL}
- };
- static const value_string src_stat_desc_vals[] = {
- {0x00, "unknown"},
- {0x01, "speech"},
- {0, NULL}
- };
- static const true_false_string gtp_sig_ind = {
- "Optimised for signalling traffic",
- "Not optimised for signalling traffic"
- };
- static const value_string qos_guar_dl[] = {
- {0x00, "Subscribed guaranteed bit rate for downlink (in MS to network direction)"},
- /* For values from 0x01 to 0x3F (from 1 to 63), use a granularity of 1 kbps */
- /* For values from 0x40 to 0x7F, value = 64 kbps + (value - 0x40) * 8 kbps */
- /* For values from 0x80 to 0xFE, value = 576 kbps + (value - 0x80) * 64 kbps */
- {0xFF, "0 kbps"},
- {0, NULL}
- };
- static const value_string sel_mode_type[] = {
- {0, "MS or network provided APN, subscribed verified"},
- {1, "MS provided APN, subscription not verified"},
- {2, "Network provided APN, subscription not verified"},
- {3, "For future use (Network provided APN, subscription not verified"}, /* Shall not be sent. If received, shall be sent as value 2 */
- {0, NULL}
- };
- static const value_string tr_comm_type[] = {
- {1, "Send data record packet"},
- {2, "Send possibly duplicated data record packet"},
- {3, "Cancel data record packet"},
- {4, "Release data record packet"},
- {0, NULL}
- };
- /* TODO: CHeck if all ms_reasons are included */
- static const value_string ms_not_reachable_type[] = {
- { 0, "No paging response via the MSC"},
- { 1, "IMSI detached"},
- { 2, "Roaming restriction"},
- { 3, "Deregistered in the HLR for non GPRS"},
- { 4, "MS purge for non GPRS"},
- { 5, "No paging response via the SGSN"},
- { 6, "GPRS detached"},
- { 7, "Deregistered in the HLR for non GPRS"},
- { 8, "MS purged for GPRS"},
- { 9, "Unidentified subscriber via the MSC"},
- {10, "Unidentified subscriber via the SGSN"},
- {11, "Deregistered in the HSS/HLR for IMS"},
- {12, "No response via the IP-SM-GW"},
- {0, NULL}
- };
- /* UMTS: 25.413 v3.4.0, chapter 9.2.1.4, page 80
- */
- static const value_string ranap_cause_type[] = {
- /* Radio Network Layer Cause (1-->64) */
- { 1, "RAB preempted"},
- { 2, "Trelocoverall Expiry"},
- { 3, "Trelocprep Expiry"},
- { 4, "Treloccomplete Expiry"},
- { 5, "Tqueuing Expiry"},
- { 6, "Relocation Triggered"},
- { 7, "TRELOCalloc Expiry"},
- { 8, "Unable to Establish During Relocation"},
- { 9, "Unknown Target RNC"},
- { 10, "Relocation Cancelled"},
- { 11, "Successful Relocation"},
- { 12, "Requested Ciphering and/or Integrity Protection Algorithms not Supported"},
- { 13, "Change of Ciphering and/or Integrity Protection is not supported"},
- { 14, "Failure in the Radio Interface Procedure"},
- { 15, "Release due to UTRAN Generated Reason"},
- { 16, "User Inactivity"},
- { 17, "Time Critical Relocation"},
- { 18, "Requested Traffic Class not Available"},
- { 19, "Invalid RAB Parameters Value"},
- { 20, "Requested Maximum Bit Rate not Available"},
- { 21, "Requested Guaranteed Bit Rate not Available"},
- { 22, "Requested Transfer Delay not Achievable"},
- { 23, "Invalid RAB Parameters Combination"},
- { 24, "Condition Violation for SDU Parameters"},
- { 25, "Condition Violation for Traffic Handling Priority"},
- { 26, "Condition Violation for Guaranteed Bit Rate"},
- { 27, "User Plane Versions not Supported"},
- { 28, "Iu UP Failure"},
- { 29, "Relocation Failure in Target CN/RNC or Target System"},
- { 30, "Invalid RAB ID"},
- { 31, "No Remaining RAB"},
- { 32, "Interaction with other procedure"},
- { 33, "Requested Maximum Bit Rate for DL not Available"},
- { 34, "Requested Maximum Bit Rate for UL not Available"},
- { 35, "Requested Guaranteed Bit Rate for DL not Available"},
- { 36, "Requested Guaranteed Bit Rate for UL not Available"},
- { 37, "Repeated Integrity Checking Failure"},
- { 38, "Requested Report Type not supported"},
- { 39, "Request superseded"},
- { 40, "Release due to UE generated signalling connection release"},
- { 41, "Resource Optimisation Relocation"},
- { 42, "Requested Information Not Available"},
- { 43, "Relocation desirable for radio reasons"},
- { 44, "Relocation not supported in Target RNC or Target System"},
- { 45, "Directed Retry"},
- { 46, "Radio Connection With UE Lost"},
- { 47, "rNC-unable-to-establish-all-RFCs"},
- { 48, "deciphering-keys-not-available"},
- { 49, "dedicated-assistance-data-not-available"},
- { 50, "relocation-target-not-allowed"},
- { 51, "location-reporting-congestion"},
- { 52, "reduce-load-in-serving-cell"},
- { 53, "no-radio-resources-available-in-target-cell"},
- { 54, "gERAN-Iumode-failure"},
- { 55, "access-restricted-due-to-shared-networks"},
- { 56, "incoming-relocation-not-supported-due-to-PUESBINE-feature"},
- { 57, "traffic-load-in-the-target-cell-higher-than-in-the-source-cell"},
- { 58, "mBMS-no-multicast-service-for-this-UE"},
- { 59, "mBMS-unknown-UE-ID"},
- { 60, "successful-MBMS-session-start-no-data-bearer-necessary"},
- { 61, "mBMS-superseded-due-to-NNSF"},
- { 62, "mBMS-UE-linking-already-done"},
- { 63, "mBMS-UE-de-linking-failure-no-existing-UE-linking"},
- { 64, "tMGI-unknown"},
- /* Transport Layer Cause (65-->80) */
- { 65, "Signalling Transport Resource Failure"},
- { 66, "Iu Transport Connection Failed to Establish"},
- /* NAS Cause (81-->96) */
- { 81, "User Restriction Start Indication"},
- { 82, "User Restriction End Indication"},
- { 83, "Normal Release"},
- /* Protocol Cause (97-->112) */
- { 97, "Transfer Syntax Error"},
- { 98, "Semantic Error"},
- { 99, "Message not compatible with receiver state"},
- { 100, "Abstract Syntax Error (Reject)"},
- { 101, "Abstract Syntax Error (Ignore and Notify)"},
- { 102, "Abstract Syntax Error (Falsely Constructed Message"},
- /* Miscellaneous Cause (113-->128) */
- { 113, "O & M Intervention"},
- { 114, "No Resource Available"},
- { 115, "Unspecified Failure"},
- { 116, "Network Optimisation"},
- /* Non-standard Cause (129-->255) */
- /* ranap_CauseRadioNetworkExtension ??
- { 257, "iP-multicast-address-and-APN-not-valid" },
- { 258, "mBMS-de-registration-rejected-due-to-implicit-registration" },
- { 259, "mBMS-request-superseded" },
- { 260, "mBMS-de-registration-during-session-not-allowed" },
- { 261, "mBMS-no-data-bearer-necessary" },
- */
- {0, NULL}
- };
- static value_string_ext ranap_cause_type_ext = VALUE_STRING_EXT_INIT(ranap_cause_type);
- static const value_string mm_sec_modep[] = {
- {0, "Used cipher value, UMTS keys and Quintuplets"},
- {1, "GSM key and triplets"},
- {2, "UMTS key and quintuplets"},
- {3, "GSM key and quintuplets"},
- {0, NULL}
- };
- static const value_string gtp_cipher_algorithm[] = {
- {0, "No ciphering"},
- {1, "GEA/1"},
- {2, "GEA/2"},
- {3, "GEA/3"},
- {4, "GEA/4"},
- {5, "GEA/5"},
- {6, "GEA/6"},
- {7, "GEA/7"},
- {0, NULL}
- };
- static const value_string gtp_ext_rat_type_vals[] = {
- {0, "Reserved"},
- {1, "UTRAN"},
- {2, "GERAN"},
- {3, "WLAN"},
- {4, "GAN"},
- {5, "HSPA Evolution"},
- {0, NULL}
- };
- #define MM_PROTO_GROUP_CALL_CONTROL 0x00
- #define MM_PROTO_BROADCAST_CALL_CONTROL 0x01
- #define MM_PROTO_PDSS1 0x02
- #define MM_PROTO_CALL_CONTROL 0x03
- #define MM_PROTO_PDSS2 0x04
- #define MM_PROTO_MM_NON_GPRS 0x05
- #define MM_PROTO_RR_MGMT 0x06
- #define MM_PROTO_MM_GPRS 0x08
- #define MM_PROTO_SMS 0x09
- #define MM_PROTO_SESSION_MGMT 0x0A
- #define MM_PROTO_NON_CALL_RELATED 0x0B
- static const value_string tft_code_type[] = {
- {0, "Spare"},
- {1, "Create new TFT"},
- {2, "Delete existing TFT"},
- {3, "Add packet filters to existing TFT"},
- {4, "Replace packet filters in existing TFT"},
- {5, "Delete packet filters from existing TFT"},
- {6, "Reserved"},
- {7, "Reserved"},
- {0, NULL}
- };
- static dissector_handle_t ip_handle;
- static dissector_handle_t ipv6_handle;
- static dissector_handle_t ppp_handle;
- static dissector_handle_t sync_handle;
- static dissector_handle_t data_handle;
- static dissector_handle_t gtpcdr_handle;
- static dissector_handle_t sndcpxid_handle;
- static dissector_handle_t gtpv2_handle;
- static dissector_handle_t bssgp_handle;
- static dissector_table_t bssap_pdu_type_table;
- static gtp_msg_hash_t *gtp_match_response(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, gint seq_nr, guint msgtype);
- static int decode_gtp_cause(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_imsi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_rai(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_tlli(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ptmsi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_qos_gprs(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_reorder(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_auth_tri(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_map_cause(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ptmsi_sig(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ms_valid(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_recovery(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_sel_mode(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_16(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_17(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_18(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_19(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ranap_cause(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_rab_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_rp_sms(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_rp(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_pkt_flow_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_chrg_char(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_trace_ref(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_trace_type(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ms_reason(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_tr_comm(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_chrg_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_user_addr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_mm_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_pdp_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_apn(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_gsn_addr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_proto_conf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_msisdn(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_qos_umts(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_auth_qui(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_tft(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_target_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_utran_cont(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_rab_setup(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_hdr_list(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_trigger_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_omc_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ran_tr_cont(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_pdp_cont_prio(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_add_rab_setup_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ssgn_no(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_common_flgs(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_apn_res(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ra_prio_lcs(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_rat_type(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_usr_loc_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ms_time_zone(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_imeisv(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_camel_chg_inf_con(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_mbms_ue_ctx(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_tmgi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_rim_ra(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_mbms_prot_conf_opt(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_mbms_sa(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_src_rnc_pdp_ctx_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_add_trs_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_hop_count(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_sel_plmn_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_mbms_ses_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_mbms_2g_3g_ind(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_enh_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_mbms_ses_dur(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_add_mbms_trs_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_mbms_ses_id_rep_no(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_mbms_time_to_data_tr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ps_ho_req_ctx(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_bss_cont(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_cell_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_pdu_no(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_bssgp_cause(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_mbms_bearer_cap(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_rim_ra_disc(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_lst_set_up_pfc(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ps_handover_xid(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_direct_tnl_flg(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ms_inf_chg_rep_act(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_corrl_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_fqdn(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_evolved_allc_rtn_p1(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_evolved_allc_rtn_p2(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_extended_common_flgs(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_uci(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_csg_inf_rep_act(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_csg_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_cmi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_apn_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ue_network_cap(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_ue_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_apn_ambr_with_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_ggsn_back_off_time(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_sig_pri_ind(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_sig_pri_ind_w_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_higher_br_16mb_flg(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_max_mbr_apn_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_add_mm_ctx_srvcc(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_add_flgs_srvcc(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_stn_sr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_c_msisdn(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_ext_ranap_cause(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_bearer_cntrl_mod(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_mbms_flow_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_mbms_ip_mcast_dist(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_mbms_dist_ack(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_reliable_irat_ho_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_rfsp_index(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree);
- static int decode_gtp_chrg_addr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_rel_pack(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_can_pack(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_data_req(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_data_resp(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_node_addr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_priv_ext(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- static int decode_gtp_unknown(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree);
- typedef struct _gtp_opt {
- int optcode;
- int (*decode) (tvbuff_t *, int, packet_info *, proto_tree *);
- } gtp_opt_t;
- static const gtp_opt_t gtpopt[] = {
- /* 0x01 */ {GTP_EXT_CAUSE, decode_gtp_cause},
- /* 0x02 */ {GTP_EXT_IMSI, decode_gtp_imsi},
- /* 0x03 */ {GTP_EXT_RAI, decode_gtp_rai},
- /* 0x04 */ {GTP_EXT_TLLI, decode_gtp_tlli},
- /* 0x05 */ {GTP_EXT_PTMSI, decode_gtp_ptmsi},
- /* 0x06 */ {GTP_EXT_QOS_GPRS, decode_gtp_qos_gprs},
- /* 0x07 */
- /* 0x08 */ {GTP_EXT_REORDER, decode_gtp_reorder},
- /* 0x09 */ {GTP_EXT_AUTH_TRI, decode_gtp_auth_tri},
- /* 0x0a */
- /* 0x0b */ {GTP_EXT_MAP_CAUSE, decode_gtp_map_cause},
- /* 0x0c */ {GTP_EXT_PTMSI_SIG, decode_gtp_ptmsi_sig},
- /* 0x0d */ {GTP_EXT_MS_VALID, decode_gtp_ms_valid},
- /* 0x0e */ {GTP_EXT_RECOVER, decode_gtp_recovery},
- /* 0x0f */ {GTP_EXT_SEL_MODE, decode_gtp_sel_mode},
- /* 0x10 */ {GTP_EXT_16, decode_gtp_16},
- /* 0x11 */ {GTP_EXT_17, decode_gtp_17},
- /* 0x12 */ {GTP_EXT_18, decode_gtp_18},
- /* 0x13 */ {GTP_EXT_19, decode_gtp_19},
- /* 0x14 */ {GTP_EXT_NSAPI, decode_gtp_nsapi},
- /* 0x15 */ {GTP_EXT_RANAP_CAUSE, decode_gtp_ranap_cause},
- /* 0x16 */ {GTP_EXT_RAB_CNTXT, decode_gtp_rab_cntxt},
- /* 0x17 */ {GTP_EXT_RP_SMS, decode_gtp_rp_sms},
- /* 0x18 */ {GTP_EXT_RP, decode_gtp_rp},
- /* 0x19 */ {GTP_EXT_PKT_FLOW_ID, decode_gtp_pkt_flow_id},
- /* 0x1a */ {GTP_EXT_CHRG_CHAR, decode_gtp_chrg_char},
- /* 0x1b */ {GTP_EXT_TRACE_REF, decode_gtp_trace_ref},
- /* 0x1c */ {GTP_EXT_TRACE_TYPE, decode_gtp_trace_type},
- /* 0x1d */ {GTPv1_EXT_MS_REASON, decode_gtp_ms_reason},
- /* 0x7e */ {GTP_EXT_TR_COMM, decode_gtp_tr_comm},
- /* 0x7f */ {GTP_EXT_CHRG_ID, decode_gtp_chrg_id},
- /* 0x80 */ {GTP_EXT_USER_ADDR, decode_gtp_user_addr},
- /* 0x81 */ {GTP_EXT_MM_CNTXT, decode_gtp_mm_cntxt},
- /* 0x82 */ {GTP_EXT_PDP_CNTXT, decode_gtp_pdp_cntxt},
- /* 0x83 */ {GTP_EXT_APN, decode_gtp_apn},
- /* 0x84 */ {GTP_EXT_PROTO_CONF, decode_gtp_proto_conf},
- /* 0x85 */ {GTP_EXT_GSN_ADDR, decode_gtp_gsn_addr},
- /* 0x86 */ {GTP_EXT_MSISDN, decode_gtp_msisdn},
- /* 0x87 */ {GTP_EXT_QOS_UMTS, decode_gtp_qos_umts}, /* 3G */
- /* 0x88 */ {GTP_EXT_AUTH_QUI, decode_gtp_auth_qui}, /* 3G */
- /* 0x89 */ {GTP_EXT_TFT, decode_gtp_tft}, /* 3G */
- /* 0x8a */ {GTP_EXT_TARGET_ID, decode_gtp_target_id}, /* 3G */
- /* 0x8b */ {GTP_EXT_UTRAN_CONT, decode_gtp_utran_cont}, /* 3G */
- /* 0x8c */ {GTP_EXT_RAB_SETUP, decode_gtp_rab_setup}, /* 3G */
- /* 0x8d */ {GTP_EXT_HDR_LIST, decode_gtp_hdr_list}, /* 3G */
- /* 0x8e */ {GTP_EXT_TRIGGER_ID, decode_gtp_trigger_id}, /* 3G */
- /* 0x8f */ {GTP_EXT_OMC_ID, decode_gtp_omc_id}, /* 3G */
- /* TS 29 060 V6.11.0 */
- /* 0x90 */ {GTP_EXT_RAN_TR_CONT, decode_gtp_ran_tr_cont}, /* 7.7.43 */
- /* 0x91 */ {GTP_EXT_PDP_CONT_PRIO, decode_gtp_pdp_cont_prio}, /* 7.7.45 */
- /* 0x92 */ {GTP_EXT_ADD_RAB_SETUP_INF, decode_gtp_add_rab_setup_inf}, /* 7.7.45A */
- /* 0x93 */ {GTP_EXT_SSGN_NO, decode_gtp_ssgn_no}, /* 7.7.47 */
- /* 0x94 */ {GTP_EXT_COMMON_FLGS, decode_gtp_common_flgs}, /* 7.7.48 */
- /* 0x95 */ {GTP_EXT_APN_RES, decode_gtp_apn_res}, /* 3G */
- /* 0x96 */ {GTP_EXT_RA_PRIO_LCS, decode_gtp_ra_prio_lcs}, /* 7.7.25B */
- /* 0x97 */ {GTP_EXT_RAT_TYPE, decode_gtp_rat_type}, /* 3G */
- /* 0x98 */ {GTP_EXT_USR_LOC_INF, decode_gtp_usr_loc_inf}, /* 7.7.51 */
- /* 0x99 */ {GTP_EXT_MS_TIME_ZONE, decode_gtp_ms_time_zone}, /* 7.7.52 */
- /* 0x9a */ {GTP_EXT_IMEISV, decode_gtp_imeisv}, /* 3G 7.7.53 */
- /* 0x9b */ {GTP_EXT_CAMEL_CHG_INF_CON, decode_gtp_camel_chg_inf_con}, /* 7.7.54 */
- /* 0x9c */ {GTP_EXT_MBMS_UE_CTX, decode_gtp_mbms_ue_ctx}, /* 7.7.55 */
- /* 0x9d */ {GTP_EXT_TMGI, decode_gtp_tmgi}, /* 7.7.56 */
- /* 0x9e */ {GTP_EXT_RIM_RA, decode_gtp_rim_ra}, /* 7.7.57 */
- /* 0x9f */ {GTP_EXT_MBMS_PROT_CONF_OPT, decode_gtp_mbms_prot_conf_opt}, /* 7.7.58 */
- /* 0xa0 */ {GTP_EXT_MBMS_SA, decode_gtp_mbms_sa}, /* 7.7.60 */
- /* 0xa1 */ {GTP_EXT_SRC_RNC_PDP_CTX_INF, decode_gtp_src_rnc_pdp_ctx_inf}, /* 7.7.61 */
- /* 0xa2 */ {GTP_EXT_ADD_TRS_INF, decode_gtp_add_trs_inf}, /* 7.7.62 */
- /* 0xa3 */ {GTP_EXT_HOP_COUNT, decode_gtp_hop_count}, /* 7.7.63 */
- /* 0xa4 */ {GTP_EXT_SEL_PLMN_ID, decode_gtp_sel_plmn_id}, /* 7.7.64 */
- /* 0xa5 */ {GTP_EXT_MBMS_SES_ID, decode_gtp_mbms_ses_id}, /* 7.7.65 */
- /* 0xa6 */ {GTP_EXT_MBMS_2G_3G_IND, decode_gtp_mbms_2g_3g_ind}, /* 7.7.66 */
- /* 0xa7 */ {GTP_EXT_ENH_NSAPI, decode_gtp_enh_nsapi}, /* 7.7.67 */
- /* 0xa8 */ {GTP_EXT_MBMS_SES_DUR, decode_gtp_mbms_ses_dur}, /* 7.7.59 */
- /* 0xa9 */ {GTP_EXT_ADD_MBMS_TRS_INF, decode_gtp_add_mbms_trs_inf}, /* 7.7.68 */
- /* 0xaa */ {GTP_EXT_MBMS_SES_ID_REP_NO, decode_gtp_mbms_ses_id_rep_no}, /* 7.7.69 */
- /* 0xab */ {GTP_EXT_MBMS_TIME_TO_DATA_TR, decode_gtp_mbms_time_to_data_tr}, /* 7.7.70 */
- /* 0xac */ {GTP_EXT_PS_HO_REQ_CTX, decode_gtp_ps_ho_req_ctx}, /* 7.7.71 */
- /* 0xad */ {GTP_EXT_BSS_CONT, decode_gtp_bss_cont}, /* 7.7.72 */
- /* 0xae */ {GTP_EXT_CELL_ID, decode_gtp_cell_id}, /* 7.7.73 */
- /* 0xaf */ {GTP_EXT_PDU_NO, decode_gtp_pdu_no}, /* 7.7.74 */
- /* 0xb0 */ {GTP_EXT_BSSGP_CAUSE, decode_gtp_bssgp_cause}, /* 7.7.75 */
- /* 0xb1 */ {GTP_EXT_REQ_MBMS_BEARER_CAP, decode_gtp_mbms_bearer_cap}, /* 7.7.76 */
- /* 0xb2 */ {GTP_EXT_RIM_ROUTING_ADDR_DISC, decode_gtp_rim_ra_disc}, /* 7.7.77 */
- /* 0xb3 */ {GTP_EXT_LIST_OF_SETUP_PFCS, decode_gtp_lst_set_up_pfc}, /* 7.7.78 */
- /* 0xb4 */ {GTP_EXT_PS_HANDOVER_XIP_PAR, decode_gtp_ps_handover_xid}, /* 7.7.79 */
- /* 0xb5 */ {GTP_EXT_MS_INF_CHG_REP_ACT, decode_gtp_ms_inf_chg_rep_act}, /* 7.7.80 */
- /* 0xb6 */ {GTP_EXT_DIRECT_TUNNEL_FLGS, decode_gtp_direct_tnl_flg}, /* 7.7.81 */
- /* 0xb7 */ {GTP_EXT_CORRELATION_ID, decode_gtp_corrl_id}, /* 7.7.82 */
- /* 0xb8 */ {GTP_EXT_BEARER_CONTROL_MODE, decode_gtp_bearer_cntrl_mod}, /* 7.7.83 */
- /* 0xb9 */ {GTP_EXT_MBMS_FLOW_ID, decode_gtp_mbms_flow_id}, /* 7.7.84 */
- /* 0xba */ {GTP_EXT_MBMS_IP_MCAST_DIST, decode_gtp_mbms_ip_mcast_dist}, /* 7.7.85 */
- /* 0xba */ {GTP_EXT_MBMS_DIST_ACK, decode_gtp_mbms_dist_ack}, /* 7.7.86 */
- /* 0xbc */ {GTP_EXT_RELIABLE_IRAT_HO_INF, decode_gtp_reliable_irat_ho_inf}, /* 7.7.87 */
- /* 0xbd */ {GTP_EXT_RFSP_INDEX, decode_gtp_rfsp_index}, /* 7.7.87 */
- /* 0xbe */ {GTP_EXT_FQDN, decode_gtp_fqdn}, /* 7.7.90 */
- /* 0xbf */ {GTP_EXT_EVO_ALLO_RETE_P1, decode_gtp_evolved_allc_rtn_p1}, /* 7.7.91 */
- /* 0xc0 */ {GTP_EXT_EVO_ALLO_RETE_P2, decode_gtp_evolved_allc_rtn_p2}, /* 7.7.92 */
- /* 0xc1 */ {GTP_EXT_EXTENDED_COMMON_FLGS, decode_gtp_extended_common_flgs}, /* 7.7.93 */
- /* 0xc2 */ {GTP_EXT_UCI, decode_gtp_uci}, /* 7.7.94 */
- /* 0xc3 */ {GTP_EXT_CSG_INF_REP_ACT, decode_gtp_csg_inf_rep_act}, /* 7.7.95 */
- /* 0xc4 */ {GTP_EXT_CSG_ID, decode_gtp_csg_id}, /* 7.7.96 */
- /* 0xc5 */ {GTP_EXT_CMI, decode_gtp_cmi}, /* 7.7.97 */
- /* 0xc6 */ {GTP_EXT_AMBR, decode_gtp_apn_ambr}, /* 7.7.98 */
- /* 0xc7 */ {GTP_EXT_UE_NETWORK_CAP, decode_gtp_ue_network_cap}, /* 7.7.99 */
- /* 0xc8 */ {GTP_EXT_UE_AMBR, decode_gtp_ue_ambr}, /* 7.7.100 */
- /* 0xc9 */ {GTP_EXT_APN_AMBR_WITH_NSAPI, decode_gtp_apn_ambr_with_nsapi}, /* 7.7.101 */
- /* 0xCA */ {GTP_EXT_GGSN_BACK_OFF_TIME, decode_gtp_ggsn_back_off_time}, /* 7.7.102 */
- /* 0xCB */ {GTP_EXT_SIG_PRI_IND, decode_gtp_sig_pri_ind}, /* 7.7.103 */
- /* 0xCC */ {GTP_EXT_SIG_PRI_IND_W_NSAPI, decode_gtp_sig_pri_ind_w_nsapi}, /* 7.7.104 */
- /* 0xCD */ {GTP_EXT_HIGHER_BR_16MB_FLG, decode_gtp_higher_br_16mb_flg}, /* 7.7.105 */
- /* 0xCE */ {GTP_EXT_MAX_MBR_APN_AMBR, decode_gtp_max_mbr_apn_ambr}, /* 7.7.106 */
- /* 0xCF */ {GTP_EXT_ADD_MM_CTX_SRVCC, decode_gtp_add_mm_ctx_srvcc}, /* 7.7.107 */
- /* 0xD0 */ {GTP_EXT_ADD_FLGS_SRVCC, decode_gtp_add_flgs_srvcc}, /* 7.7.108 */
- /* 0xD1 */ {GTP_EXT_STN_SR, decode_gtp_stn_sr}, /* 7.7.109 */
- /* 0xD2 */ {GTP_EXT_C_MSISDN, decode_gtp_c_msisdn}, /* 7.7.110 */
- /* 0xD3 */ {GTP_EXT_EXT_RANAP_CAUSE, decode_gtp_ext_ranap_cause}, /* 7.7.111 */
- /* 0xf9 */ {GTP_EXT_REL_PACK, decode_gtp_rel_pack}, /* charging */
- /* 0xfa */ {GTP_EXT_CAN_PACK, decode_gtp_can_pack}, /* charging */
- /* 0xfb */ {GTP_EXT_CHRG_ADDR, decode_gtp_chrg_addr},
- /* 0xfc */ {GTP_EXT_DATA_REQ, decode_gtp_data_req}, /* charging */
- /* 0xfd */ {GTP_EXT_DATA_RESP, decode_gtp_data_resp}, /* charging */
- /* 0xfe */ {GTP_EXT_NODE_ADDR, decode_gtp_node_addr},
- /* 0xff */ {GTP_EXT_PRIV_EXT, decode_gtp_priv_ext},
- {0, decode_gtp_unknown}
- };
- #define NUM_GTP_IES 255
- static gint ett_gtp_ies[NUM_GTP_IES];
- /*struct _gtp_hdr {
- guint8 flags;
- guint8 message;
- guint16 length;
- };*/
- static guint8 gtp_version = 0;
- static const char *yesno[] = { "no", "yes" };
- #define BCD2CHAR(d) ((d) | 0x30)
- static gchar *
- id_to_str(tvbuff_t *tvb, gint offset)
- {
- static gchar str[17] = " ";
- guint8 bits8to5, bits4to1;
- int i, j;
- guint8 ad;
- for (i = j = 0; i < 8; i++) {
- ad = tvb_get_guint8(tvb, offset + i);
- bits8to5 = hi_nibble(ad);
- bits4to1 = lo_nibble(ad);
- if (bits4to1 <= 9)
- str[j++] = BCD2CHAR(bits4to1);
- else
- str[j++] = ' ';
- if (bits8to5 <= 9)
- str[j++] = BCD2CHAR(bits8to5);
- else
- str[j++] = ' ';
- }
- str[j] = '\0';
- return str;
- }
- /* Next definitions and function check_field_presence checks if given field
- * in GTP packet is compliant with ETSI
- */
- typedef struct _header {
- guint8 code;
- guint8 presence;
- } ext_header;
- typedef struct _message {
- guint8 code;
- ext_header fields[32];
- } _gtp_mess_items;
- /* ---------------------
- * GPRS messages
- * ---------------------*/
- static _gtp_mess_items gprs_mess_items[] = {
- {
- GTP_MSG_ECHO_REQ, {
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_ECHO_RESP, {
- {GTP_EXT_RECOVER, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_VER_NOT_SUPP, {
- {0, 0}
- }
- },
- {
- GTP_MSG_NODE_ALIVE_REQ, {
- {GTP_EXT_NODE_ADDR, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_NODE_ALIVE_RESP, {
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_REDIR_REQ, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_NODE_ADDR, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_REDIR_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_CREATE_PDP_REQ, {
- {GTP_EXT_QOS_GPRS, GTP_MANDATORY},
- {GTP_EXT_RECOVER, GTP_OPTIONAL},
- {GTP_EXT_SEL_MODE, GTP_MANDATORY},
- {GTP_EXT_FLOW_LABEL, GTP_MANDATORY},
- {GTP_EXT_FLOW_SIG, GTP_MANDATORY},
- {GTP_EXT_MSISDN, GTP_MANDATORY},
- {GTP_EXT_USER_ADDR, GTP_MANDATORY},
- {GTP_EXT_APN, GTP_MANDATORY},
- {GTP_EXT_PROTO_CONF, GTP_OPTIONAL},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_CREATE_PDP_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_QOS_GPRS, GTP_CONDITIONAL},
- {GTP_EXT_REORDER, GTP_CONDITIONAL},
- {GTP_EXT_RECOVER, GTP_OPTIONAL},
- {GTP_EXT_FLOW_LABEL, GTP_CONDITIONAL},
- {GTP_EXT_FLOW_SIG, GTP_CONDITIONAL},
- {GTP_EXT_CHRG_ID, GTP_CONDITIONAL},
- {GTP_EXT_USER_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_PROTO_CONF, GTP_OPTIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_UPDATE_PDP_REQ, {
- {GTP_EXT_QOS_GPRS, GTP_MANDATORY},
- {GTP_EXT_RECOVER, GTP_OPTIONAL},
- {GTP_EXT_FLOW_LABEL, GTP_MANDATORY},
- {GTP_EXT_FLOW_SIG, GTP_MANDATORY},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0},
- }
- },
- {
- GTP_MSG_UPDATE_PDP_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_QOS_GPRS, GTP_CONDITIONAL},
- {GTP_EXT_RECOVER, GTP_OPTIONAL},
- {GTP_EXT_FLOW_LABEL, GTP_CONDITIONAL},
- {GTP_EXT_FLOW_SIG, GTP_CONDITIONAL},
- {GTP_EXT_CHRG_ID, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_DELETE_PDP_REQ, {
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_DELETE_PDP_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0},
- }
- },
- {
- GTP_MSG_INIT_PDP_CONTEXT_ACT_REQ, {
- {GTP_EXT_QOS_GPRS, GTP_MANDATORY},
- {GTP_EXT_RECOVER, GTP_OPTIONAL},
- {GTP_EXT_SEL_MODE, GTP_MANDATORY},
- {GTP_EXT_FLOW_LABEL, GTP_MANDATORY},
- {GTP_EXT_FLOW_SIG, GTP_MANDATORY},
- {GTP_EXT_USER_ADDR, GTP_MANDATORY},
- {GTP_EXT_APN, GTP_MANDATORY},
- {GTP_EXT_PROTO_CONF, GTP_OPTIONAL},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_INIT_PDP_CONTEXT_ACT_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_QOS_GPRS, GTP_CONDITIONAL},
- {GTP_EXT_REORDER, GTP_CONDITIONAL},
- {GTP_EXT_RECOVER, GTP_OPTIONAL},
- {GTP_EXT_FLOW_LABEL, GTP_CONDITIONAL},
- {GTP_EXT_FLOW_SIG, GTP_CONDITIONAL},
- {GTP_EXT_CHRG_ID, GTP_CONDITIONAL},
- {GTP_EXT_USER_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_PROTO_CONF, GTP_OPTIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_DELETE_AA_PDP_REQ, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_DELETE_AA_PDP_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_ERR_IND, {
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_PDU_NOTIFY_REQ, {
- {GTP_EXT_USER_ADDR, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_PDU_NOTIFY_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_PDU_NOTIFY_REJ_REQ, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_USER_ADDR, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_PDU_NOTIFY_REJ_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_SEND_ROUT_INFO_REQ, {
- {GTP_EXT_IMSI, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_SEND_ROUT_INFO_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_IMSI, GTP_MANDATORY},
- {GTP_EXT_MAP_CAUSE, GTP_OPTIONAL},
- {GTP_EXT_MS_REASON, GTP_OPTIONAL},
- {GTP_EXT_GSN_ADDR, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_FAIL_REP_REQ, {
- {GTP_EXT_IMSI, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_FAIL_REP_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_MAP_CAUSE, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_MS_PRESENT_REQ, {
- {GTP_EXT_IMSI, GTP_MANDATORY},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_MS_PRESENT_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_IDENT_REQ, {
- {GTP_EXT_RAI, GTP_MANDATORY},
- {GTP_EXT_PTMSI, GTP_MANDATORY},
- {GTP_EXT_PTMSI_SIG, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_IDENT_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_IMSI, GTP_CONDITIONAL},
- {GTP_EXT_AUTH_TRI, GTP_OPTIONAL},
- {GTP_EXT_AUTH_QUI, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_SGSN_CNTXT_REQ, {
- {GTP_EXT_IMSI, GTP_CONDITIONAL},
- {GTP_EXT_RAI, GTP_MANDATORY},
- {GTP_EXT_TLLI, GTP_MANDATORY},
- {GTP_EXT_PTMSI_SIG, GTP_OPTIONAL},
- {GTP_EXT_MS_VALID, GTP_OPTIONAL},
- {GTP_EXT_FLOW_SIG, GTP_MANDATORY},
- {0, 0}
- }
- },
- {
- GTP_MSG_SGSN_CNTXT_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_IMSI, GTP_CONDITIONAL},
- {GTP_EXT_FLOW_SIG, GTP_CONDITIONAL},
- {GTP_EXT_MM_CNTXT, GTP_CONDITIONAL},
- {GTP_EXT_PDP_CNTXT, GTP_CONDITIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_SGSN_CNTXT_ACK, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_FLOW_II, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_DATA_TRANSF_REQ, {
- {GTP_EXT_TR_COMM, GTP_MANDATORY},
- {GTP_EXT_DATA_REQ, GTP_CONDITIONAL},
- {GTP_EXT_REL_PACK, GTP_CONDITIONAL},
- {GTP_EXT_CAN_PACK, GTP_CONDITIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_DATA_TRANSF_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_DATA_RESP, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- 0, {
- {0, 0}
- }
- }
- };
- /* -----------------------------
- * UMTS messages
- * -----------------------------*/
- static _gtp_mess_items umts_mess_items[] = {
- /* 7.2 Path Management Messages */
- {
- GTP_MSG_ECHO_REQ, {
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_ECHO_RESP, {
- {GTP_EXT_RECOVER, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_VER_NOT_SUPP, {
- {0, 0}
- }
- },
- {
- GTP_MSG_SUPP_EXT_HDR, {
- {GTP_EXT_HDR_LIST, GTP_MANDATORY},
- {0, 0}
- }
- },
- /* ??? */
- {
- GTP_MSG_NODE_ALIVE_REQ, {
- {GTP_EXT_NODE_ADDR, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_NODE_ALIVE_RESP, {
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_REDIR_REQ, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_NODE_ADDR, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_REDIR_REQ, {
- {0, 0}
- }
- },
- /* 7.3 Tunnel Management Messages */
- {
- GTP_MSG_CREATE_PDP_REQ, {
- {GTP_EXT_IMSI, GTP_CONDITIONAL},
- /* RAI is in TS 29.060 V6.11.0 */
- {GTP_EXT_RAI, GTP_OPTIONAL}, /* Routeing Area Identity (RAI) Optional 7.7.3 */
- {GTP_EXT_RECOVER, GTP_OPTIONAL},
- {GTP_EXT_SEL_MODE, GTP_CONDITIONAL},
- {GTP_EXT_TEID, GTP_MANDATORY},
- {GTP_EXT_TEID_CP, GTP_CONDITIONAL},
- {GTP_EXT_NSAPI, GTP_MANDATORY},
- {GTP_EXT_NSAPI, GTP_CONDITIONAL},
- {GTP_EXT_CHRG_CHAR, GTP_OPTIONAL},
- {GTP_EXT_TRACE_REF, GTP_OPTIONAL},
- {GTP_EXT_TRACE_TYPE, GTP_OPTIONAL},
- {GTP_EXT_USER_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_APN, GTP_CONDITIONAL},
- {GTP_EXT_PROTO_CONF, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_MSISDN, GTP_CONDITIONAL},
- {GTP_EXT_QOS_UMTS, GTP_MANDATORY},
- {GTP_EXT_TFT, GTP_CONDITIONAL},
- {GTP_EXT_TRIGGER_ID, GTP_OPTIONAL},
- {GTP_EXT_OMC_ID, GTP_OPTIONAL},
- /* TS 29.060 V6.11.0 */
- {GTP_EXT_APN_RES, GTP_OPTIONAL},
- {GTP_EXT_RAT_TYPE, GTP_OPTIONAL},
- {GTP_EXT_USR_LOC_INF, GTP_OPTIONAL},
- {GTP_EXT_MS_TIME_ZONE, GTP_OPTIONAL},
- {GTP_EXT_IMEISV, GTP_OPTIONAL},
- {GTP_EXT_CAMEL_CHG_INF_CON, GTP_OPTIONAL},
- {GTP_EXT_ADD_TRS_INF, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_CREATE_PDP_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_REORDER, GTP_CONDITIONAL},
- {GTP_EXT_RECOVER, GTP_OPTIONAL},
- {GTP_EXT_TEID, GTP_CONDITIONAL},
- {GTP_EXT_TEID_CP, GTP_CONDITIONAL},
- {GTP_EXT_NSAPI, GTP_CONDITIONAL},
- {GTP_EXT_CHRG_ID, GTP_CONDITIONAL},
- {GTP_EXT_USER_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_PROTO_CONF, GTP_OPTIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_QOS_UMTS, GTP_CONDITIONAL},
- {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL},
- /* TS 29.060 V6.11.0 */
- {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL}, /* Alternative Charging Gateway Address Optional 7.7.44 */
- {GTP_EXT_COMMON_FLGS, GTP_OPTIONAL}, /* Common Flags Optional 7.7.48 */
- {GTP_EXT_APN_RES, GTP_OPTIONAL}, /* APN Restriction Optional 7.7.49 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- { /* checked, SGSN -> GGSN */
- GTP_MSG_UPDATE_PDP_REQ, {
- {GTP_EXT_IMSI, GTP_CONDITIONAL},
- {GTP_EXT_RAI, GTP_OPTIONAL}, /* Routeing Area Identity (RAI) Optional 7.7.3 */
- {GTP_EXT_RECOVER, GTP_OPTIONAL},
- {GTP_EXT_TEID, GTP_MANDATORY},
- {GTP_EXT_TEID_CP, GTP_CONDITIONAL},
- {GTP_EXT_NSAPI, GTP_MANDATORY},
- {GTP_EXT_TRACE_REF, GTP_OPTIONAL},
- {GTP_EXT_TRACE_TYPE, GTP_OPTIONAL},
- {GTP_EXT_PROTO_CONF, GTP_OPTIONAL}, /* Protocol Configuration Options Optional 7.7.31 */
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY}, /* SGSN Address for Control Plane Mandatory GSN Address 7.7.32 */
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY}, /* SGSN Address for User Traffic Mandatory GSN Address 7.7.32 */
- {GTP_EXT_GSN_ADDR, GTP_OPTIONAL}, /* Alternative SGSN Address for Control Plane Conditional GSN Address 7.7.32 */
- {GTP_EXT_GSN_ADDR, GTP_OPTIONAL}, /* Alternative SGSN Address for User Traffic Conditional GSN Address 7.7.32 */
- {GTP_EXT_QOS_UMTS, GTP_MANDATORY},
- {GTP_EXT_TFT, GTP_OPTIONAL},
- {GTP_EXT_TRIGGER_ID, GTP_OPTIONAL},
- {GTP_EXT_OMC_ID, GTP_OPTIONAL},
- {GTP_EXT_COMMON_FLGS, GTP_OPTIONAL}, /* Common Flags Optional 7.7.48 */
- {GTP_EXT_RAT_TYPE, GTP_OPTIONAL}, /* RAT Type Optional 7.7.50 */
- {GTP_EXT_USR_LOC_INF, GTP_OPTIONAL}, /* User Location Information Optional 7.7.51 */
- {GTP_EXT_MS_TIME_ZONE, GTP_OPTIONAL}, /* MS Time Zone Optional 7.7.52 */
- {GTP_EXT_ADD_TRS_INF, GTP_OPTIONAL}, /* Additonal Trace Info Optional 7.7.62 */
- {GTP_EXT_DIRECT_TUNNEL_FLGS, GTP_OPTIONAL}, /* Direct Tunnel Flags 7.7.81 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- { /* checked, GGSN -> SGSN */
- GTP_MSG_UPDATE_PDP_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_RECOVER, GTP_OPTIONAL},
- {GTP_EXT_TEID, GTP_CONDITIONAL},
- {GTP_EXT_TEID_CP, GTP_CONDITIONAL},
- {GTP_EXT_CHRG_ID, GTP_CONDITIONAL},
- {GTP_EXT_PROTO_CONF, GTP_OPTIONAL}, /* Protocol Configuration Options Optional 7.7.31 */
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_OPTIONAL}, /* Alternative SGSN Address for Control Plane Conditional GSN Address 7.7.32 */
- {GTP_EXT_GSN_ADDR, GTP_OPTIONAL}, /* Alternative SGSN Address for User Traffic Conditional GSN Address 7.7.32 */
- {GTP_EXT_QOS_UMTS, GTP_CONDITIONAL},
- {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL},
- {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL}, /* Alternative Charging Gateway Address Optional 7.7.44 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {GTP_EXT_COMMON_FLGS, GTP_OPTIONAL}, /* Common Flags Optional 7.7.48 */
- {GTP_EXT_APN_RES, GTP_OPTIONAL}, /* APN Restriction Optional 7.7.49 */
- {0, 0}
- }
- },
- {
- GTP_MSG_DELETE_PDP_REQ, {
- {GTP_EXT_TEAR_IND, GTP_CONDITIONAL},
- {GTP_EXT_NSAPI, GTP_MANDATORY},
- {GTP_EXT_PROTO_CONF, GTP_OPTIONAL}, /* Protocol Configuration Options Optional 7.7.31 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_DELETE_PDP_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PROTO_CONF, GTP_OPTIONAL}, /* Protocol Configuration Options Optional 7.7.31 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_ERR_IND, {
- {GTP_EXT_TEID, GTP_MANDATORY},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY}, /* GSN Address Mandatory 7.7.32 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_PDU_NOTIFY_REQ, {
- {GTP_EXT_IMSI, GTP_MANDATORY},
- {GTP_EXT_TEID_CP, GTP_MANDATORY},
- {GTP_EXT_USER_ADDR, GTP_MANDATORY},
- {GTP_EXT_APN, GTP_MANDATORY},
- {GTP_EXT_PROTO_CONF, GTP_OPTIONAL}, /* Protocol Configuration Options Optional 7.7.31 */
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_PDU_NOTIFY_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_PDU_NOTIFY_REJ_REQ, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_TEID_CP, GTP_MANDATORY},
- {GTP_EXT_USER_ADDR, GTP_MANDATORY},
- {GTP_EXT_APN, GTP_MANDATORY},
- {GTP_EXT_PROTO_CONF, GTP_OPTIONAL}, /* Protocol Configuration Options Optional 7.7.31 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_PDU_NOTIFY_REJ_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- /* 7.4 Location Management Messages */
- {
- GTP_MSG_SEND_ROUT_INFO_REQ, {
- {GTP_EXT_IMSI, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_SEND_ROUT_INFO_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_IMSI, GTP_MANDATORY},
- {GTP_EXT_MAP_CAUSE, GTP_OPTIONAL},
- {GTPv1_EXT_MS_REASON, GTP_OPTIONAL},
- {GTP_EXT_GSN_ADDR, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_FAIL_REP_REQ, {
- {GTP_EXT_IMSI, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_FAIL_REP_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_MAP_CAUSE, GTP_OPTIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_MS_PRESENT_REQ, {
- {GTP_EXT_IMSI, GTP_MANDATORY},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_MS_PRESENT_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- /* 7.5 Mobility Management Messages */
- {
- GTP_MSG_IDENT_REQ, {
- {GTP_EXT_RAI, GTP_MANDATORY},
- {GTP_EXT_PTMSI, GTP_MANDATORY},
- {GTP_EXT_PTMSI_SIG, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_OPTIONAL}, /* SGSN Address for Control Plane Optional 7.7.32 */
- {GTP_EXT_HOP_COUNT, GTP_OPTIONAL}, /* Hop Counter Optional 7.7.63 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_IDENT_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_IMSI, GTP_CONDITIONAL},
- {GTP_EXT_AUTH_TRI, GTP_CONDITIONAL},
- {GTP_EXT_AUTH_QUI, GTP_CONDITIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_SGSN_CNTXT_REQ, {
- {GTP_EXT_IMSI, GTP_CONDITIONAL},
- {GTP_EXT_RAI, GTP_MANDATORY},
- {GTP_EXT_TLLI, GTP_CONDITIONAL},
- {GTP_EXT_PTMSI, GTP_CONDITIONAL},
- {GTP_EXT_PTMSI_SIG, GTP_CONDITIONAL},
- {GTP_EXT_MS_VALID, GTP_OPTIONAL},
- {GTP_EXT_TEID_CP, GTP_MANDATORY},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_GSN_ADDR, GTP_OPTIONAL}, /* Alternative SGSN Address for Control Plane Optional 7.7.32 */
- {GTP_EXT_SSGN_NO, GTP_OPTIONAL}, /* SGSN Number Optional 7.7.47 */
- {GTP_EXT_HOP_COUNT, GTP_OPTIONAL}, /* Hop Counter Optional 7.7.63 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_SGSN_CNTXT_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_IMSI, GTP_CONDITIONAL},
- {GTP_EXT_TEID_CP, GTP_CONDITIONAL},
- {GTP_EXT_RAB_CNTXT, GTP_CONDITIONAL}, /* RAB Context Conditional 7.7.19 */
- {GTP_EXT_RP_SMS, GTP_OPTIONAL},
- {GTP_EXT_RP, GTP_OPTIONAL},
- {GTP_EXT_PKT_FLOW_ID, GTP_OPTIONAL},
- {GTP_EXT_CHRG_CHAR, GTP_OPTIONAL}, /* CharingCharacteristics Optional 7.7.23 */
- {GTP_EXT_RA_PRIO_LCS, GTP_OPTIONAL}, /* Radio Priority LCS Optional 7.7.25B */
- {GTP_EXT_MM_CNTXT, GTP_CONDITIONAL},
- {GTP_EXT_PDP_CNTXT, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_PDP_CONT_PRIO, GTP_OPTIONAL}, /* PDP Context Prioritization Optional 7.7.45 */
- {GTP_EXT_MBMS_UE_CTX, GTP_OPTIONAL}, /* MBMS UE Context Optional 7.7.55 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_SGSN_CNTXT_ACK, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_TEID_II, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_FORW_RELOC_REQ, {
- {GTP_EXT_IMSI, GTP_MANDATORY},
- {GTP_EXT_TEID_CP, GTP_MANDATORY},
- {GTP_EXT_RANAP_CAUSE, GTP_MANDATORY},
- {GTP_EXT_CHRG_CHAR, GTP_OPTIONAL}, /* CharingCharacteristics Optional 7.7.23 */
- {GTP_EXT_MM_CNTXT, GTP_MANDATORY},
- {GTP_EXT_PDP_CNTXT, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY},
- {GTP_EXT_TARGET_ID, GTP_MANDATORY},
- {GTP_EXT_UTRAN_CONT, GTP_MANDATORY},
- {GTP_EXT_PDP_CONT_PRIO, GTP_OPTIONAL}, /* PDP Context Prioritization Optional 7.7.45 */
- {GTP_EXT_MBMS_UE_CTX, GTP_OPTIONAL}, /* MBMS UE Context Optional 7.7.55 */
- {GTP_EXT_SEL_PLMN_ID, GTP_OPTIONAL}, /* Selected PLMN ID Optional 7.7.64 */
- {GTP_EXT_PS_HO_REQ_CTX, GTP_OPTIONAL}, /* PS Handover Request Context Optional 7.7.71 */
- {GTP_EXT_BSS_CONT, GTP_OPTIONAL}, /* BSS Container Optional 7.7.72 */
- {GTP_EXT_CELL_ID, GTP_OPTIONAL}, /* Cell Identification Optional 7.7.73 */
- {GTP_EXT_BSSGP_CAUSE, GTP_OPTIONAL}, /* BSSGP Cause Optional 7.7.75 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {GTP_EXT_SSGN_NO, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_FORW_RELOC_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_TEID_CP, GTP_CONDITIONAL},
- {GTP_EXT_TEID_II, GTP_CONDITIONAL}, /* Tunnel Endpoint Identifier Data II Optional 7.7.15 */
- {GTP_EXT_RANAP_CAUSE, GTP_CONDITIONAL},
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL},
- {GTP_EXT_UTRAN_CONT, GTP_OPTIONAL},
- {GTP_EXT_RAB_SETUP, GTP_CONDITIONAL},
- {GTP_EXT_ADD_RAB_SETUP_INF, GTP_CONDITIONAL}, /* Additional RAB Setup Information Conditional 7.7.45A */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_FORW_RELOC_COMP, {
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_RELOC_CANCEL_REQ, {
- {GTP_EXT_IMSI, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_RELOC_CANCEL_RESP, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_FORW_RELOC_ACK, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_FORW_SRNS_CNTXT_ACK, {
- {GTP_EXT_CAUSE, GTP_MANDATORY},
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MSG_FORW_SRNS_CNTXT, {
- {GTP_EXT_RAB_CNTXT, GTP_MANDATORY},
- {GTP_EXT_SRC_RNC_PDP_CTX_INF, GTP_OPTIONAL}, /* Source RNC PDCP context info Optional 7.7.61 */
- {GTP_EXT_PDU_NO, GTP_OPTIONAL}, /* PDU Numbers Optional 7.7.74 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- /* 7.5.14 RAN Information Management Messages */
- {
- GTP_MSG_RAN_INFO_RELAY, {
- {GTP_EXT_RAN_TR_CONT, GTP_MANDATORY}, /* RAN Transparent Container Mandatory 7.7.43 */
- {GTP_EXT_RIM_RA, GTP_OPTIONAL}, /* RIM Routing Address Optional 7.7.57 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- /* 7.5A MBMS Messages
- * 7.5A.1 UE Specific MBMS Messages
- */
- {
- GTP_MBMS_NOTIFY_REQ, {
- {GTP_EXT_IMSI, GTP_MANDATORY}, /* IMSI Mandatory 7.7.2 */
- {GTP_EXT_TEID_CP, GTP_MANDATORY}, /* Tunnel Endpoint Identifier Control Plane Mandatory 7.7.14 */
- {GTP_EXT_NSAPI, GTP_MANDATORY}, /* NSAPI Mandatory 7.7.17 */
- {GTP_EXT_USER_ADDR, GTP_MANDATORY}, /* End User Address Mandatory 7.7.27 */
- {GTP_EXT_APN, GTP_MANDATORY}, /* Access Point Name Mandatory 7.7.30 */
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY}, /* GGSN Address for Control Plane Mandatory 7.7.32 */
- {GTP_EXT_MBMS_PROT_CONF_OPT, GTP_OPTIONAL}, /* MBMS Protocol Configuration Options Optional 7.7.58 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL}, /* Private Extension Optional 7.7.46 */
- {0, 0}
- }
- },
- {
- GTP_MBMS_NOTIFY_RES, {
- {GTP_EXT_CAUSE, GTP_MANDATORY}, /* Cause Mandatory 7.7.1 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MBMS_NOTIFY_REJ_REQ, {
- {GTP_EXT_CAUSE, GTP_MANDATORY}, /* Cause Mandatory 7.7.1 */
- {GTP_EXT_TEID_CP, GTP_MANDATORY}, /* Tunnel Endpoint Identifier Control Plane Mandatory 7.7.14 */
- {GTP_EXT_NSAPI, GTP_MANDATORY}, /* NSAPI Mandatory 7.7.17 */
- {GTP_EXT_USER_ADDR, GTP_MANDATORY}, /* End User Address Mandatory 7.7.27 */
- {GTP_EXT_APN, GTP_MANDATORY}, /* Access Point Name Mandatory 7.7.30 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MBMS_NOTIFY_REJ_RES, {
- {GTP_EXT_CAUSE, GTP_MANDATORY}, /* Cause Mandatory 7.7.1 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_CREATE_MBMS_CNTXT_REQ, {
- {GTP_EXT_IMSI, GTP_CONDITIONAL}, /* IMSI Conditional 7.7.2 */
- {GTP_EXT_RAI, GTP_MANDATORY}, /* Routeing Area Identity (RAI) Mandatory 7.7.3 */
- {GTP_EXT_RECOVER, GTP_OPTIONAL}, /* Recovery Optional 7.7.11 */
- {GTP_EXT_SEL_MODE, GTP_CONDITIONAL}, /* Selection mode Conditional 7.7.12 */
- {GTP_EXT_TEID_CP, GTP_CONDITIONAL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */
- {GTP_EXT_TRACE_REF, GTP_OPTIONAL}, /* Trace Reference Optional 7.7.24 */
- {GTP_EXT_TRACE_TYPE, GTP_OPTIONAL}, /* Trace Type Optional 7.7.25 */
- {GTP_EXT_USER_ADDR, GTP_MANDATORY}, /* End User Address Mandatory 7.7.27 */
- {GTP_EXT_APN, GTP_MANDATORY}, /* Access Point Name Mandatory 7.7.30 */
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY}, /* SGSN Address for signalling Mandatory GSN Address 7.7.32 */
- {GTP_EXT_MSISDN, GTP_CONDITIONAL}, /* MSISDN Conditional 7.7.33 */
- {GTP_EXT_TRIGGER_ID, GTP_OPTIONAL}, /* Trigger Id Optional 7.7.41 */
- {GTP_EXT_OMC_ID, GTP_OPTIONAL}, /* OMC Identity Optional 7.7.42 */
- {GTP_EXT_RAT_TYPE, GTP_OPTIONAL}, /* RAT Type Optional 7.7.50 */
- {GTP_EXT_USR_LOC_INF, GTP_OPTIONAL}, /* User Location Information Optional 7.7.51 */
- {GTP_EXT_MS_TIME_ZONE, GTP_OPTIONAL}, /* MS Time Zone Optional 7.7.52 */
- {GTP_EXT_IMEISV, GTP_OPTIONAL}, /* IMEI(SV) Optional 7.7.53 */
- {GTP_EXT_MBMS_PROT_CONF_OPT, GTP_OPTIONAL}, /* MBMS Protocol Configuration Options Optional 7.7.58 */
- {GTP_EXT_ADD_TRS_INF, GTP_OPTIONAL}, /* Additonal Trace Info Optional 7.7.62 */
- {GTP_EXT_ENH_NSAPI, GTP_MANDATORY}, /* Enhanced NSAPI Mandatory 7.7.67 */
- {GTP_EXT_ADD_MBMS_TRS_INF, GTP_OPTIONAL}, /* Additional MBMS Trace Info Optional 7.7.68 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_CREATE_MBMS_CNTXT_RES, {
- {GTP_EXT_CAUSE, GTP_MANDATORY}, /* Cause Mandatory 7.7.1 */
- {GTP_EXT_RECOVER, GTP_OPTIONAL}, /* Recovery Optional 7.7.11 */
- {GTP_EXT_TEID_CP, GTP_CONDITIONAL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */
- {GTP_EXT_CHRG_ID, GTP_CONDITIONAL}, /* Charging ID Conditional 7.7.26 */
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL}, /* GGSN Address for Control Plane Conditional GSN Address 7.7.32 */
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL}, /* Alternative GGSN Address for Control Plane Conditional GSN Address 7.7.32 */
- {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL}, /* Charging Gateway Address Optional 7.7.44 */
- {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL}, /* Alternative Charging Gateway Address Optional 7.7.44 */
- {GTP_EXT_MBMS_PROT_CONF_OPT, GTP_OPTIONAL}, /* MBMS Protocol Configuration Options Optional 7.7.58 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_UPD_MBMS_CNTXT_REQ, {
- {GTP_EXT_IMSI, GTP_CONDITIONAL}, /* IMSI Conditional 7.7.2 */
- {GTP_EXT_RAI, GTP_MANDATORY}, /* Routeing Area Identity (RAI) Mandatory 7.7.3 */
- {GTP_EXT_RECOVER, GTP_OPTIONAL}, /* Recovery Optional 7.7.11 */
- {GTP_EXT_TEID_CP, GTP_CONDITIONAL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */
- {GTP_EXT_TRACE_REF, GTP_OPTIONAL}, /* Trace Reference Optional 7.7.24 */
- {GTP_EXT_TRACE_TYPE, GTP_OPTIONAL}, /* Trace Type Optional 7.7.25 */
- {GTP_EXT_GSN_ADDR, GTP_MANDATORY}, /* SGSN Address for Control Plane Mandatory GSN Address 7.7.32 */
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL}, /* Alternative SGSN Address for Control Plane Conditional GSN Address 7.7.32 */
- {GTP_EXT_TRIGGER_ID, GTP_OPTIONAL}, /* Trigger Id Optional 7.7.41 */
- {GTP_EXT_OMC_ID, GTP_OPTIONAL}, /* OMC Identity Optional 7.7.42 */
- {GTP_EXT_RAT_TYPE, GTP_OPTIONAL}, /* RAT Type Optional 7.7.50 */
- {GTP_EXT_USR_LOC_INF, GTP_OPTIONAL}, /* User Location Information Optional 7.7.51 */
- {GTP_EXT_MS_TIME_ZONE, GTP_OPTIONAL}, /* MS Time Zone Optional 7.7.52 */
- {GTP_EXT_ADD_TRS_INF, GTP_OPTIONAL}, /* Additional Trace Info Optional 7.7.62 */
- {GTP_EXT_ENH_NSAPI, GTP_MANDATORY}, /* Enhanced NSAPI Mandatory 7.7.67 */
- {GTP_EXT_ADD_MBMS_TRS_INF, GTP_OPTIONAL}, /* Additional MBMS Trace Info Optional 7.7.68 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_UPD_MBMS_CNTXT_RES, {
- {GTP_EXT_CAUSE, GTP_MANDATORY}, /* Cause Mandatory 7.7.1 */
- {GTP_EXT_RECOVER, GTP_OPTIONAL}, /* Recovery Optional 7.7.11 */
- {GTP_EXT_TEID_CP, GTP_MANDATORY}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */
- {GTP_EXT_CHRG_ID, GTP_CONDITIONAL}, /* Charging ID Conditional 7.7.26 */
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL}, /* GGSN Address for Control Plane Conditional GSN Address 7.7.32 */
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL}, /* Alternative GGSN Address for Control Plane Conditional GSN Address 7.7.32 */
- {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL}, /* Charging Gateway Address Optional 7.7.44 */
- {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL}, /* Alternative Charging Gateway Address Optional 7.7.44 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL}, /* Private Extension Optional 7.7.46 */
- {0, 0}
- }
- },
- {
- GTP_DEL_MBMS_CNTXT_REQ, {
- {GTP_EXT_IMSI, GTP_CONDITIONAL}, /* IMSI Conditional 7.7.2 */
- {GTP_EXT_TEID_CP, GTP_MANDATORY}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */
- {GTP_EXT_USER_ADDR, GTP_CONDITIONAL}, /* End User Address Conditional 7.7.27 */
- {GTP_EXT_APN, GTP_CONDITIONAL}, /* Access Point Name Conditional 7.7.30 */
- {GTP_EXT_MBMS_PROT_CONF_OPT, GTP_OPTIONAL}, /* MBMS Protocol Configuration Options Optional 7.7.58 */
- {GTP_EXT_ENH_NSAPI, GTP_MANDATORY}, /* Enhanced NSAPI Conditional 7.7.67 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL}, /* Private Extension Optional 7.7.46 */
- {0, 0}
- }
- },
- {
- GTP_DEL_MBMS_CNTXT_RES, {
- {GTP_EXT_CAUSE, GTP_MANDATORY}, /* Cause Mandatory 7.7.1 */
- {GTP_EXT_MBMS_PROT_CONF_OPT, GTP_OPTIONAL}, /* MBMS Protocol Configuration Options Optional 7.7.58 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL},
- {0, 0}
- }
- },
- {
- GTP_MBMS_REG_REQ, {
- {GTP_EXT_USER_ADDR, GTP_MANDATORY}, /* End User Address Mandatory 7.7.27 */
- {GTP_EXT_APN, GTP_MANDATORY}, /* Access Point Name Mandatory 7.7.30 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL}, /* Private Extension Optional 7.7.46 */
- {0, 0}
- }
- },
- {
- GTP_MBMS_REG_RES, {
- {GTP_EXT_CAUSE, GTP_MANDATORY}, /* Cause Mandatory 7.7.1 */
- {GTP_EXT_TMGI, GTP_MANDATORY}, /* Temporary Mobile Group Identity (TMGI) Conditional 7.7.56 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL}, /* Private Extension Optional 7.7.46 */
- {0, 0}
- }
- },
- {
- GTP_MBMS_DE_REG_REQ, {
- {GTP_EXT_USER_ADDR, GTP_MANDATORY}, /* End User Address Mandatory 7.7.27 */
- {GTP_EXT_APN, GTP_MANDATORY}, /* Access Point Name Mandatory 7.7.30 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL}, /* Private Extension Optional 7.7.46 */
- {0, 0}
- }
- },
- {
- GTP_MBMS_DE_REG_RES, {
- {GTP_EXT_CAUSE, GTP_MANDATORY}, /* Cause Mandatory 7.7.1 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL}, /* Private Extension Optional 7.7.46 */
- {0, 0}
- }
- },
- {
- GTP_MBMS_SES_START_REQ, {
- {GTP_EXT_RECOVER, GTP_OPTIONAL}, /* Recovery Optional 7.7.11 */
- {GTP_EXT_TEID_CP, GTP_CONDITIONAL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */
- {GTP_EXT_USER_ADDR, GTP_MANDATORY}, /* End User Address Mandatory 7.7.27 */
- {GTP_EXT_APN, GTP_MANDATORY}, /* Access Point Name Mandatory 7.7.30 */
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL}, /* GGSN Address for Control Plane Conditional GSN Address 7.7.32 */
- {GTP_EXT_QOS_UMTS, GTP_MANDATORY}, /* Quality of Service Profile Mandatory 7.7.34 */
- {GTP_EXT_COMMON_FLGS, GTP_OPTIONAL}, /* Common Flags Mandatory 7.7.48 */
- {GTP_EXT_TMGI, GTP_MANDATORY}, /* Temporary Mobile Group Identity (TMGI) Mandatory 7.7.56 */
- {GTP_EXT_MBMS_SES_DUR, GTP_MANDATORY}, /* MBMS Session Duration Mandatory 7.7.59 */
- {GTP_EXT_MBMS_SA, GTP_MANDATORY}, /* MBMS Service Area Mandatory 7.7.60 */
- {GTP_EXT_MBMS_SES_ID, GTP_OPTIONAL}, /* MBMS Session Identifier Optional 7.7.65 */
- {GTP_EXT_MBMS_2G_3G_IND, GTP_MANDATORY}, /* MBMS 2G/3G Indicator Mandatory 7.7.66 */
- {GTP_EXT_MBMS_SES_ID_REP_NO, GTP_OPTIONAL}, /* MBMS Session Identity Repetition Number Optional 7.7.69 */
- {GTP_EXT_MBMS_TIME_TO_DATA_TR, GTP_MANDATORY}, /* MBMS Time To Data Transfer Mandatory 7.7.70 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL}, /* Private Extension Optional 7.7.46 */
- {0, 0}
- }
- },
- {
- GTP_MBMS_SES_START_RES, {
- {GTP_EXT_CAUSE, GTP_MANDATORY}, /* Cause Mandatory 7.7.1 */
- {GTP_EXT_RECOVER, GTP_OPTIONAL}, /* Recovery Optional 7.7.11 */
- {GTP_EXT_TEID, GTP_CONDITIONAL}, /* Tunnel Endpoint Identifier Data I Conditional 7.7.13 */
- {GTP_EXT_TEID_CP, GTP_CONDITIONAL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL}, /* SGSN Address for Control Plane Conditional GSN Address 7.7.32 */
- {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL}, /* SGSN Address for user traffic Conditional GSN Address 7.7.32 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL}, /* Private Extension Optional 7.7.46 */
- {0, 0}
- }
- },
- {
- GTP_MBMS_SES_STOP_REQ, {
- {GTP_EXT_USER_ADDR, GTP_MANDATORY}, /* End User Address Mandatory 7.7.27 */
- {GTP_EXT_APN, GTP_MANDATORY}, /* Access Point Name Mandatory 7.7.30 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL}, /* Private Extension Optional 7.7.46 */
- {0, 0}
- }
- },
- {
- GTP_MBMS_SES_STOP_RES, {
- {GTP_EXT_CAUSE, GTP_MANDATORY}, /* Cause Mandatory 7.7.1 */
- {GTP_EXT_PRIV_EXT, GTP_OPTIONAL}, /* Private Extension Optional 7.7.46 */
- {0, 0}
- }
- },
- {
- 0, {
- {0, 0}
- }
- }
- };
- /* Data structure attached to a conversation,
- to keep track of request/response-pairs
- */
- typedef struct gtp_conv_info_t {
- struct gtp_conv_info_t *next;
- GHashTable *unmatched;
- GHashTable *matched;
- } gtp_conv_info_t;
- static gtp_conv_info_t *gtp_info_items = NULL;
- static guint
- gtp_sn_hash(gconstpointer k)
- {
- const gtp_msg_hash_t *key = (const gtp_msg_hash_t *)k;
- return key->seq_nr;
- }
- static gint
- gtp_sn_equal_matched(gconstpointer k1, gconstpointer k2)
- {
- const gtp_msg_hash_t *key1 = (const gtp_msg_hash_t *)k1;
- const gtp_msg_hash_t *key2 = (const gtp_msg_hash_t *)k2;
- if ( key1->req_frame && key2->req_frame && (key1->req_frame != key2->req_frame) ) {
- return 0;
- }
- if ( key1->rep_frame && key2->rep_frame && (key1->rep_frame != key2->rep_frame) ) {
- return 0;
- }
- return key1->seq_nr == key2->seq_nr;
- }
- static gint
- gtp_sn_equal_unmatched(gconstpointer k1, gconstpointer k2)
- {
- const gtp_msg_hash_t *key1 = (const gtp_msg_hash_t *)k1;
- const gtp_msg_hash_t *key2 = (const gtp_msg_hash_t *)k2;
- return key1->seq_nr == key2->seq_nr;
- }
- static gtp_msg_hash_t *
- gtp_match_response(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, gint seq_nr, guint msgtype)
- {
- gtp_msg_hash_t gcr, *gcrp = NULL;
- gtp_conv_info_t *gtp_info = (gtp_conv_info_t *)pinfo->private_data;
- gcr.seq_nr=seq_nr;
- switch (msgtype) {
- case GTP_MSG_ECHO_REQ:
- case GTP_MSG_CREATE_PDP_REQ:
- case GTP_MSG_UPDATE_PDP_REQ:
- case GTP_MSG_DELETE_PDP_REQ:
- gcr.is_request=TRUE;
- gcr.req_frame=pinfo->fd->num;
- gcr.rep_frame=0;
- break;
- case GTP_MSG_ECHO_RESP:
- case GTP_MSG_CREATE_PDP_RESP:
- case GTP_MSG_UPDATE_PDP_RESP:
- case GTP_MSG_DELETE_PDP_RESP:
- gcr.is_request=FALSE;
- gcr.req_frame=0;
- gcr.rep_frame=pinfo->fd->num;
- break;
- default:
- gcr.is_request=FALSE;
- gcr.req_frame=0;
- gcr.rep_frame=0;
- break;
- }
- gcrp = (gtp_msg_hash_t *)g_hash_table_lookup(gtp_info->matched, &gcr);
- if (gcrp) {
- gcrp->is_request=gcr.is_request;
- } else {
- /*no match, let's try to make one*/
- switch (msgtype) {
- case GTP_MSG_ECHO_REQ:
- case GTP_MSG_CREATE_PDP_REQ:
- case GTP_MSG_UPDATE_PDP_REQ:
- case GTP_MSG_DELETE_PDP_REQ:
- gcr.seq_nr=seq_nr;
- gcrp=(gtp_msg_hash_t *)g_hash_table_lookup(gtp_info->unmatched, &gcr);
- if (gcrp) {
- g_hash_table_remove(gtp_info->unmatched, gcrp);
- }
- /* if we cant reuse the old one, grab a new chunk */
- if (!gcrp) {
- gcrp = se_new(gtp_msg_hash_t);
- }
- gcrp->seq_nr=seq_nr;
- gcrp->req_frame = pinfo->fd->num;
- gcrp->req_time = pinfo->fd->abs_ts;
- gcrp->rep_frame = 0;
- gcrp->msgtype = msgtype;
- gcrp->is_request = TRUE;
- g_hash_table_insert(gtp_info->unmatched, gcrp, gcrp);
- return NULL;
- break;
- case GTP_MSG_ECHO_RESP:
- case GTP_MSG_CREATE_PDP_RESP:
- case GTP_MSG_UPDATE_PDP_RESP:
- case GTP_MSG_DELETE_PDP_RESP:
- gcr.seq_nr=seq_nr;
- gcrp=(gtp_msg_hash_t *)g_hash_table_lookup(gtp_info->unmatched, &gcr);
- if (gcrp) {
- if (!gcrp->rep_frame) {
- g_hash_table_remove(gtp_info->unmatched, gcrp);
- gcrp->rep_frame=pinfo->fd->num;
- gcrp->is_request=FALSE;
- g_hash_table_insert(gtp_info->matched, gcrp, gcrp);
- }
- }
- break;
- default:
- break;
- }
- }
- /* we have found a match */
- if (gcrp) {
- proto_item *it;
- if (gcrp->is_request) {
- it = proto_tree_add_uint(tree, hf_gtp_response_in, tvb, 0, 0, gcrp->rep_frame);
- PROTO_ITEM_SET_GENERATED(it);
- } else {
- nstime_t ns;
- it = proto_tree_add_uint(tree, hf_gtp_response_to, tvb, 0, 0, gcrp->req_frame);
- PROTO_ITEM_SET_GENERATED(it);
- nstime_delta(&ns, &pinfo->fd->abs_ts, &gcrp->req_time);
- it = proto_tree_add_time(tree, hf_gtp_time, tvb, 0, 0, &ns);
- PROTO_ITEM_SET_GENERATED(it);
- }
- }
- return gcrp;
- }
- static int
- check_field_presence(guint8 message, guint8 field, int *position)
- {
- guint i = 0;
- _gtp_mess_items *mess_items;
- switch (gtp_version) {
- case 0:
- mess_items = gprs_mess_items;
- break;
- case 1:
- mess_items = umts_mess_items;
- break;
- default:
- return -2;
- }
- while (mess_items[i].code) {
- if (mess_items[i].code == message) {
- while (mess_items[i].fields[*position].code) {
- if (mess_items[i].fields[*position].code == field) {
- (*position)++;
- return 0;
- } else {
- if (mess_items[i].fields[*position].presence == GTP_MANDATORY) {
- return mess_items[i].fields[(*position)++].code;
- } else {
- (*position)++;
- }
- }
- }
- return -1;
- }
- i++;
- }
- return -2;
- }
- /* Decoders of fields in extension headers, each function returns no of bytes from field */
- /* GPRS: 9.60 v7.6.0, chapter
- * UMTS: 29.060 v4.0, chapter
- * 7.7.1 Cause
- */
- static int
- decode_gtp_cause(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 cause;
- cause = tvb_get_guint8(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_cause, tvb, offset, 2, cause);
- return 2;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.2
- * UMTS: 29.060 v4.0, chapter 7.7.2
- */
- static int
- decode_gtp_imsi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- const gchar *imsi_str;
- /* Octets 2 - 9 IMSI */
- imsi_str = tvb_bcd_dig_to_ep_str( tvb, offset+1, 8, NULL, FALSE);
- proto_tree_add_string(tree, hf_gtp_imsi, tvb, offset+1, 8, imsi_str);
- return 9;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.3
- * UMTS: 29.060 v4.0, chapter 7.7.3 Routeing Area Identity (RAI)
- */
- static int
- decode_gtp_rai(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- proto_tree *ext_tree_rai;
- proto_item *te;
- te = proto_tree_add_text(tree, tvb, offset, 1, "%s", val_to_str_ext_const(GTP_EXT_RAI, >p_val_ext, "Unknown message"));
- ext_tree_rai = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_RAI]);
- dissect_e212_mcc_mnc(tvb, pinfo, ext_tree_rai, offset+1, TRUE);
- proto_tree_add_item(ext_tree_rai, hf_gtp_rai_lac, tvb, offset + 4, 2, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_rai, hf_gtp_rai_rac, tvb, offset + 6, 1, ENC_BIG_ENDIAN);
- return 7;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.4, page 39
- * UMTS: 29.060 v4.0, chapter 7.7.4 Temporary Logical Link Identity (TLLI)
- */
- static int
- decode_gtp_tlli(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint32 tlli;
- tlli = tvb_get_ntohl(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_tlli, tvb, offset, 5, tlli);
- return 5;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.5, page 39
- * UMTS: 29.060 v4.0, chapter 7.7.5 Packet TMSI (P-TMSI)
- */
- static int
- decode_gtp_ptmsi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint32 ptmsi;
- ptmsi = tvb_get_ntohl(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_ptmsi, tvb, offset, 5, ptmsi);
- return 5;
- }
- /*
- * adjust - how many bytes before offset should be highlighted
- */
- static int
- decode_qos_gprs(tvbuff_t * tvb, int offset, proto_tree * tree, const gchar * qos_str, guint8 adjust)
- {
- guint8 spare1, delay, reliability, peak, spare2, precedence, spare3, mean;
- proto_tree *ext_tree_qos;
- proto_item *te;
- spare1 = tvb_get_guint8(tvb, offset) & GTP_EXT_QOS_SPARE1_MASK;
- delay = tvb_get_guint8(tvb, offset) & GTP_EXT_QOS_DELAY_MASK;
- reliability = tvb_get_guint8(tvb, offset) & GTP_EXT_QOS_RELIABILITY_MASK;
- peak = tvb_get_guint8(tvb, offset + 1) & GTP_EXT_QOS_PEAK_MASK;
- spare2 = tvb_get_guint8(tvb, offset + 1) & GTP_EXT_QOS_SPARE2_MASK;
- precedence = tvb_get_guint8(tvb, offset + 1) & GTP_EXT_QOS_PRECEDENCE_MASK;
- spare3 = tvb_get_guint8(tvb, offset + 2) & GTP_EXT_QOS_SPARE3_MASK;
- mean = tvb_get_guint8(tvb, offset + 2) & GTP_EXT_QOS_MEAN_MASK;
- te = proto_tree_add_text(tree, tvb, offset - adjust, 3 + adjust, "%s: delay: %u, reliability: %u, peak: %u, precedence: %u, mean: %u",
- qos_str, (delay >> 3) & 0x07, reliability, (peak >> 4) & 0x0F, precedence, mean);
- ext_tree_qos = proto_item_add_subtree(te, ett_gtp_qos);
- if (adjust != 0) {
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare1, tvb, offset, 1, spare1);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_delay, tvb, offset, 1, delay);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_reliability, tvb, offset, 1, reliability);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_peak, tvb, offset + 1, 1, peak);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare2, tvb, offset + 1, 1, spare2);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_precedence, tvb, offset + 1, 1, precedence);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare3, tvb, offset + 2, 1, spare3);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_mean, tvb, offset + 2, 1, mean);
- }
- return 3;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.6, page 39
- * 4.08
- * 3.60
- * UMTS: not present
- * TODO: check if length is included: ETSI 4.08 vs 9.60
- */
- static int
- decode_gtp_qos_gprs(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- return (1 + decode_qos_gprs(tvb, offset + 1, tree, "Quality of Service", 1));
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.7, page 39
- * UMTS: 29.060 v4.0, chapter 7.7.6 Reordering Required
- */
- static int
- decode_gtp_reorder(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 reorder;
- reorder = tvb_get_guint8(tvb, offset + 1) & 0x01;
- proto_tree_add_boolean(tree, hf_gtp_reorder, tvb, offset, 2, reorder);
- return 2;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.8, page 40
- * 4.08 v7.1.2, chapter 10.5.3.1+
- * UMTS: 29.060 v4.0, chapter 7.7.7
- * TODO: Add blurb support by registering items in the protocol registration
- */
- static int
- decode_gtp_auth_tri(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- proto_tree *ext_tree_auth_tri;
- proto_item *te;
- te = proto_tree_add_text(tree, tvb, offset, 29, "%s", val_to_str_ext_const(GTP_EXT_AUTH_TRI, >p_val_ext, "Unknown message"));
- ext_tree_auth_tri = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_AUTH_TRI]);
- proto_tree_add_text(ext_tree_auth_tri, tvb, offset + 1, 16, "RAND: %s", tvb_bytes_to_str(tvb, offset + 1, 16));
- proto_tree_add_text(ext_tree_auth_tri, tvb, offset + 17, 4, "SRES: %s", tvb_bytes_to_str(tvb, offset + 17, 4));
- proto_tree_add_text(ext_tree_auth_tri, tvb, offset + 21, 8, "Kc: %s", tvb_bytes_to_str(tvb, offset + 21, 8));
- return 1 + 16 + 4 + 8;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.9, page 40
- * 9.02 v7.7.0, page 1090
- * UMTS: 29.060 v4.0, chapter 7.7.8, page 48
- * 29.002 v4.2.1, chapter 17.5, page 268
- */
- static int
- decode_gtp_map_cause(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 map_cause;
- map_cause = tvb_get_guint8(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_map_cause, tvb, offset, 2, map_cause);
- return 2;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.10, page 41
- * UMTS: 29.060 v4.0, chapter 7.7.9, page 48
- */
- static int
- decode_gtp_ptmsi_sig(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint32 ptmsi_sig;
- ptmsi_sig = tvb_get_ntoh24(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_ptmsi_sig, tvb, offset, 4, ptmsi_sig);
- return 4;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.11, page 41
- * UMTS: 29.060 v4.0, chapter 7.7.10, page 49
- */
- static int
- decode_gtp_ms_valid(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 ms_valid;
- ms_valid = tvb_get_guint8(tvb, offset + 1) & 0x01;
- proto_tree_add_boolean(tree, hf_gtp_ms_valid, tvb, offset, 2, ms_valid);
- return 2;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.12, page 41
- * UMTS: 29.060 v4.0, chapter 7.7.11 Recovery
- */
- static int
- decode_gtp_recovery(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 recovery;
- recovery = tvb_get_guint8(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_recovery, tvb, offset, 2, recovery);
- return 2;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.13, page 42
- * UMTS: 29.060 v4.0, chapter 7.7.12 Selection Mode
- */
- static const gchar *
- dissect_radius_selection_mode(proto_tree * tree, tvbuff_t * tvb, packet_info* pinfo _U_)
- {
- guint8 sel_mode;
- /* Value in ASCII(UTF-8) */
- sel_mode = tvb_get_guint8(tvb, 0) - 0x30;
- proto_tree_add_uint(tree, hf_gtp_sel_mode, tvb, 0, 1, sel_mode);
- return val_to_str_const(sel_mode, sel_mode_type, "Unknown");
- }
- static int
- decode_gtp_sel_mode(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- proto_tree_add_item(tree, hf_gtp_sel_mode, tvb, offset, 2, ENC_BIG_ENDIAN);
- return 2;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.14, page 42
- * UMTS: 29.060 v4.0, chapter 7.7.13, page 50
- */
- static int
- decode_gtp_16(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 ext_flow_label;
- guint32 teid_data;
- switch (gtp_version) {
- case 0:
- ext_flow_label = tvb_get_ntohs(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_ext_flow_label, tvb, offset, 3, ext_flow_label);
- return 3;
- case 1:
- teid_data = tvb_get_ntohl(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_teid_data, tvb, offset, 5, teid_data);
- return 5;
- default:
- proto_tree_add_text(tree, tvb, offset, 1, "Flow label/TEID Data I : GTP version not supported");
- return 3;
- }
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.15, page 42
- * UMTS: 29.060 v4.0, chapter 7.7.14, page 42
- */
- static int
- decode_gtp_17(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 flow_sig;
- guint32 teid_cp;
- switch (gtp_version) {
- case 0:
- flow_sig = tvb_get_ntohs(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_flow_sig, tvb, offset, 3, flow_sig);
- return 3;
- case 1:
- teid_cp = tvb_get_ntohl(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_teid_cp, tvb, offset, 5, teid_cp);
- return 5;
- default:
- proto_tree_add_text(tree, tvb, offset, 1, "Flow label signalling/TEID control plane : GTP version not supported");
- return 3;
- }
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.16, page 42
- * UMTS: 29.060 v4.0, chapter 7.7.15, page 51
- */
- static int
- decode_gtp_18(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 flow_ii;
- guint32 teid_ii;
- proto_tree *ext_tree_flow_ii;
- proto_item *te;
- switch (gtp_version) {
- case 0:
- te = proto_tree_add_text(tree, tvb, offset, 4, "%s", val_to_str_ext_const(GTP_EXT_FLOW_II, >p_val_ext, "Unknown message"));
- ext_tree_flow_ii = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_FLOW_II]);
- proto_tree_add_item(ext_tree_flow_ii, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
- flow_ii = tvb_get_ntohs(tvb, offset + 2);
- proto_tree_add_uint(ext_tree_flow_ii, hf_gtp_flow_ii, tvb, offset + 2, 2, flow_ii);
- return 4;
- case 1:
- te = proto_tree_add_text(tree, tvb, offset, 6, "%s", val_to_str_ext_const(GTP_EXT_TEID_II, >pv1_val_ext, "Unknown message"));
- ext_tree_flow_ii = proto_item_add_subtree(te, ett_gtp_flow_ii);
- proto_tree_add_item(ext_tree_flow_ii, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
- teid_ii = tvb_get_ntohl(tvb, offset + 2);
- proto_tree_add_uint(ext_tree_flow_ii, hf_gtp_teid_ii, tvb, offset + 2, 4, teid_ii);
- return 6;
- default:
- proto_tree_add_text(tree, tvb, offset, 1, "Flow data II/TEID Data II : GTP Version not supported");
- return 4;
- }
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.16A, page 43
- * UMTS: 29.060 v4.0, chapter 7.7.16, page 51
- * Check if all ms_reason types are included
- */
- static int
- decode_gtp_19(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 field19;
- field19 = tvb_get_guint8(tvb, offset + 1);
- switch (gtp_version) {
- case 0:
- proto_tree_add_uint(tree, hf_gtp_ms_reason, tvb, offset, 2, field19);
- break;
- case 1:
- proto_tree_add_boolean(tree, hf_gtp_tear_ind, tvb, offset, 2, field19 & 0x01);
- break;
- default:
- proto_tree_add_text(tree, tvb, offset, 1, "Information Element Type = 19 : GTP Version not supported");
- break;
- }
- return 2;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.17, page 51
- */
- static int
- decode_gtp_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 nsapi;
- proto_tree *ext_tree;
- proto_item *te;
- te = proto_tree_add_text(tree, tvb, offset, 10, "%s", val_to_str_ext_const(GTP_EXT_NSAPI, >p_val_ext, "Unknown message"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_NSAPI]);
- nsapi = tvb_get_guint8(tvb, offset + 1) & 0x0F;
- proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
- proto_item_append_text(te, ": %u",nsapi);
- return 2;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.18, page 52
- */
- static int
- decode_gtp_ranap_cause(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 ranap;
- ranap = tvb_get_guint8(tvb, offset + 1);
- if ((ranap > 0) && (ranap <= 64))
- proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2,
- ranap, "%s (Radio Network Layer Cause) : %s (%u)",
- val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"),
- val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap);
- if ((ranap > 64) && (ranap <= 80))
- proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2,
- ranap, "%s (Transport Layer Cause) : %s (%u)",
- val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"),
- val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap);
- if ((ranap > 80) && (ranap <= 96))
- proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2,
- ranap, "%s (NAS Cause) : %s (%u)",
- val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"),
- val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap);
- if ((ranap > 96) && (ranap <= 112))
- proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2, ranap,
- "%s (Protocol Cause) : %s (%u)",
- val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"),
- val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap);
- if ((ranap > 112) && (ranap <= 128))
- proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2, ranap,
- "%s (Miscellaneous Cause) : %s (%u)",
- val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"),
- val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap);
- if ((ranap > 128) /* && (ranap <= 255) */ )
- proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2, ranap,
- "%s (Non-standard Cause) : %s (%u)",
- val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"),
- val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap);
- return 2;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.19, page 52
- */
- static int
- decode_gtp_rab_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- proto_tree *ext_tree_rab_cntxt;
- proto_item *te;
- te = proto_tree_add_text(tree, tvb, offset, 10, "%s", val_to_str_ext_const(GTP_EXT_RAB_CNTXT, >p_val_ext, "Unknown message"));
- ext_tree_rab_cntxt = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_RAB_CNTXT]);
- proto_tree_add_item(ext_tree_rab_cntxt, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_rab_cntxt, hf_gtp_rab_gtpu_dn, tvb, offset + 2, 2, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_rab_cntxt, hf_gtp_rab_gtpu_up, tvb, offset + 4, 2, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_rab_cntxt, hf_gtp_rab_pdu_dn, tvb, offset + 6, 2, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_rab_cntxt, hf_gtp_rab_pdu_up, tvb, offset + 8, 2, ENC_BIG_ENDIAN);
- return 10;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.20, page 53
- */
- static int
- decode_gtp_rp_sms(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 rp_sms;
- rp_sms = tvb_get_guint8(tvb, offset + 1) & 0x07;
- proto_tree_add_uint(tree, hf_gtp_rp_sms, tvb, offset, 2, rp_sms);
- return 2;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.21, page 53
- */
- static int
- decode_gtp_rp(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- proto_tree *ext_tree_rp;
- proto_item *te;
- guint8 nsapi, rp, spare;
- nsapi = tvb_get_guint8(tvb, offset + 1) & 0xF0;
- spare = tvb_get_guint8(tvb, offset + 1) & 0x08;
- rp = tvb_get_guint8(tvb, offset + 1) & 0x07;
- te = proto_tree_add_uint_format(tree, hf_gtp_rp, tvb, offset, 2, rp, "Radio Priority for NSAPI(%u) : %u", nsapi, rp);
- ext_tree_rp = proto_item_add_subtree(te, ett_gtp_rp);
- proto_tree_add_uint(ext_tree_rp, hf_gtp_rp_nsapi, tvb, offset + 1, 1, nsapi);
- proto_tree_add_uint(ext_tree_rp, hf_gtp_rp_spare, tvb, offset + 1, 1, spare);
- proto_tree_add_uint(ext_tree_rp, hf_gtp_rp, tvb, offset + 1, 1, rp);
- return 2;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.22, page 53
- */
- static int
- decode_gtp_pkt_flow_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- proto_tree *ext_tree_pkt_flow_id;
- proto_item *te;
- guint8 nsapi, pkt_flow_id;
- nsapi = tvb_get_guint8(tvb, offset + 1) & 0x0F;
- pkt_flow_id = tvb_get_guint8(tvb, offset + 2);
- te = proto_tree_add_uint_format(tree, hf_gtp_pkt_flow_id, tvb, offset, 3, pkt_flow_id, "Packet Flow ID for NSAPI(%u) : %u", nsapi, pkt_flow_id);
- ext_tree_pkt_flow_id = proto_item_add_subtree(te, ett_gtp_pkt_flow_id);
- proto_tree_add_item(ext_tree_pkt_flow_id, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
- proto_tree_add_uint_format(ext_tree_pkt_flow_id, hf_gtp_pkt_flow_id, tvb,
- offset + 2, 1, pkt_flow_id, "%s : %u", val_to_str_ext_const(GTP_EXT_PKT_FLOW_ID, >p_val_ext, "Unknown message"), pkt_flow_id);
- return 3;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.23, page 53
- * TODO: Differenciate these uints?
- */
- static int
- decode_gtp_chrg_char(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 chrg_char;
- proto_item *te;
- proto_tree *ext_tree_chrg_char;
- chrg_char = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_uint(tree, hf_gtp_chrg_char, tvb, offset, 3, chrg_char);
- /*"%s: %x", val_to_str_ext_const (GTP_EXT_CHRG_CHAR, >p_val_ext, "Unknown message"), chrg_char); */
- ext_tree_chrg_char = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_CHRG_CHAR]);
- proto_tree_add_uint(ext_tree_chrg_char, hf_gtp_chrg_char_s, tvb, offset + 1, 2, chrg_char);
- proto_tree_add_uint(ext_tree_chrg_char, hf_gtp_chrg_char_n, tvb, offset + 1, 2, chrg_char);
- proto_tree_add_uint(ext_tree_chrg_char, hf_gtp_chrg_char_p, tvb, offset + 1, 2, chrg_char);
- proto_tree_add_uint(ext_tree_chrg_char, hf_gtp_chrg_char_f, tvb, offset + 1, 2, chrg_char);
- proto_tree_add_uint(ext_tree_chrg_char, hf_gtp_chrg_char_h, tvb, offset + 1, 2, chrg_char);
- proto_tree_add_uint(ext_tree_chrg_char, hf_gtp_chrg_char_r, tvb, offset + 1, 2, chrg_char);
- return 3;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.24, page
- */
- static int
- decode_gtp_trace_ref(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 trace_ref;
- trace_ref = tvb_get_ntohs(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_trace_ref, tvb, offset, 3, trace_ref);
- return 3;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.25, page
- */
- static int
- decode_gtp_trace_type(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 trace_type;
- trace_type = tvb_get_ntohs(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_trace_type, tvb, offset, 3, trace_type);
- return 3;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.16A
- * UMTS: 29.060 v4.0, chapter 7.7.25A, page
- */
- static int
- decode_gtp_ms_reason(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 reason;
- reason = tvb_get_guint8(tvb, offset + 1);
- /* Reason for Absence is defined in 3GPP TS 23.040 */
- proto_tree_add_uint(tree, hf_gtp_ms_reason, tvb, offset, 2, reason);
- return 2;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.25B
- * Radio Priority LCS
- */
- static int
- decode_gtp_ra_prio_lcs(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s : ", val_to_str_ext_const(GTP_EXT_RA_PRIO_LCS, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_RA_PRIO_LCS]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_item(ext_tree, hf_gtp_ra_prio_lcs, tvb, offset, 1, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /* GPRS: 12.15 v7.6.0, chapter 7.3.3, page 45
- * UMTS: 33.015
- */
- static int
- decode_gtp_tr_comm(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 tr_command;
- tr_command = tvb_get_guint8(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_tr_comm, tvb, offset, 2, tr_command);
- return 2;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.17, page 43
- * UMTS: 29.060 v4.0, chapter 7.7.26, page 55
- */
- static int
- decode_gtp_chrg_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint32 chrg_id;
- chrg_id = tvb_get_ntohl(tvb, offset + 1);
- proto_tree_add_uint(tree, hf_gtp_chrg_id, tvb, offset, 5, chrg_id);
- return 5;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.18, page 43
- * UMTS: 29.060 v4.0, chapter 7.7.27, page 55
- */
- static int
- decode_gtp_user_addr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- guint8 pdp_typ, pdp_org;
- guint32 addr_ipv4;
- struct e_in6_addr addr_ipv6;
- proto_tree *ext_tree_user;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- pdp_org = tvb_get_guint8(tvb, offset + 3) & 0x0F;
- pdp_typ = tvb_get_guint8(tvb, offset + 4);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s (%s/%s)",
- val_to_str_ext_const(GTP_EXT_USER_ADDR, >p_val_ext, "Unknown message"),
- val_to_str_const(pdp_org, pdp_org_type, "Unknown PDP Organization"),
- val_to_str_const(pdp_typ, pdp_type, "Unknown PDP Type"));
- ext_tree_user = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_USER_ADDR]);
- proto_tree_add_text(ext_tree_user, tvb, offset + 1, 2, "Length : %u", length);
- proto_tree_add_uint(ext_tree_user, hf_gtp_user_addr_pdp_org, tvb, offset + 3, 1, pdp_org);
- proto_tree_add_uint(ext_tree_user, hf_gtp_user_addr_pdp_type, tvb, offset + 4, 1, pdp_typ);
- if (length == 2) {
- if ((pdp_org == 0) && (pdp_typ == 1))
- proto_item_append_text(te, " (Point to Point Protocol)");
- else if (pdp_typ == 2)
- proto_item_append_text(te, " (Octet Stream Protocol)");
- } else if (length > 2) {
- switch (pdp_typ) {
- case 0x21:
- addr_ipv4 = tvb_get_ipv4(tvb, offset + 5);
- proto_tree_add_ipv4(ext_tree_user, hf_gtp_user_ipv4, tvb, offset + 5, 4, addr_ipv4);
- proto_item_append_text(te, " : %s", ip_to_str((guint8 *) & addr_ipv4));
- break;
- case 0x57:
- tvb_get_ipv6(tvb, offset + 5, &addr_ipv6);
- proto_tree_add_ipv6(ext_tree_user, hf_gtp_user_ipv6, tvb, offset + 5, 16, (guint8 *) & addr_ipv6);
- proto_item_append_text(te, " : %s", ip6_to_str((struct e_in6_addr *) &addr_ipv6));
- break;
- case 0x8d:
- addr_ipv4 = tvb_get_ipv4(tvb, offset + 5);
- proto_tree_add_ipv4(ext_tree_user, hf_gtp_user_ipv4, tvb, offset + 5, 4, addr_ipv4);
- tvb_get_ipv6(tvb, offset + 9, &addr_ipv6);
- proto_tree_add_ipv6(ext_tree_user, hf_gtp_user_ipv6, tvb, offset + 9, 16, (guint8 *) & addr_ipv6);
- proto_item_append_text(te, " : %s / %s", ip_to_str((guint8 *) & addr_ipv4),
- ip6_to_str((struct e_in6_addr *) &addr_ipv6));
- break;
- }
- } else
- proto_item_append_text(te, " : empty PDP Address");
- return 3 + length;
- }
- static int
- decode_triplet(tvbuff_t * tvb, int offset, proto_tree * tree, guint16 count)
- {
- proto_tree *ext_tree_trip;
- proto_item *te_trip;
- guint16 i;
- for (i = 0; i < count; i++) {
- te_trip = proto_tree_add_text(tree, tvb, offset + i * 28, 28, "Triplet no%x", i);
- ext_tree_trip = proto_item_add_subtree(te_trip, ett_gtp_trip);
- proto_tree_add_text(ext_tree_trip, tvb, offset + i * 28, 16, "RAND: %s", tvb_bytes_to_str(tvb, offset + i * 28, 16));
- proto_tree_add_text(ext_tree_trip, tvb, offset + i * 28 + 16, 4, "SRES: %s", tvb_bytes_to_str(tvb, offset + i * 28 + 16, 4));
- proto_tree_add_text(ext_tree_trip, tvb, offset + i * 28 + 20, 8, "Kc: %s", tvb_bytes_to_str(tvb, offset + i * 28 + 20, 8));
- }
- return count * 28;
- }
- /* adjust - how many bytes before quintuplet should be highlighted
- */
- static int
- decode_quintuplet(tvbuff_t * tvb, int offset, proto_tree * tree, guint16 count)
- {
- proto_tree *ext_tree_quint;
- proto_item *te_quint;
- guint16 q_offset, i;
- guint8 xres_len, auth_len;
- q_offset = 0;
- for (i = 0; i < count; i++) {
- te_quint = proto_tree_add_text(tree, tvb, offset, -1, "Quintuplet #%x", i + 1);
- ext_tree_quint = proto_item_add_subtree(te_quint, ett_gtp_quint);
- proto_tree_add_text(ext_tree_quint, tvb, offset + q_offset, 16, "RAND: %s", tvb_bytes_to_str(tvb, offset, 16));
- q_offset = q_offset + 16;
- xres_len = tvb_get_guint8(tvb, offset + q_offset);
- proto_tree_add_text(ext_tree_quint, tvb, offset + q_offset, 1, "XRES length: %u", xres_len);
- q_offset++;
- proto_tree_add_text(ext_tree_quint, tvb, offset + q_offset, xres_len, "XRES: %s", tvb_bytes_to_str(tvb, offset + q_offset, xres_len));
- q_offset = q_offset + xres_len;
- proto_tree_add_text(ext_tree_quint, tvb, offset + q_offset, 16, "Quintuplet Ciphering Key: %s", tvb_bytes_to_str(tvb, offset + q_offset, 16));
- q_offset = q_offset + 16;
- proto_tree_add_text(ext_tree_quint, tvb, offset + q_offset, 16, "Quintuplet Integrity Key: %s", tvb_bytes_to_str(tvb, offset + q_offset, 16));
- q_offset = q_offset + 16;
- auth_len = tvb_get_guint8(tvb, offset + q_offset);
- proto_tree_add_text(ext_tree_quint, tvb, offset + q_offset, 1, "Authentication length: %u", auth_len);
- q_offset++;
- proto_tree_add_text(ext_tree_quint, tvb, offset + q_offset, auth_len, "AUTH: %s", tvb_bytes_to_str(tvb, offset + q_offset, auth_len));
- q_offset = q_offset + auth_len;
- proto_item_set_end(te_quint, tvb, offset + q_offset);
- }
- return q_offset;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.19 page
- * UMTS: 29.060 v4.0, chapter 7.7.28 page 57
- * TODO: - check if for quintuplets first 2 bytes are length, according to AuthQuint
- * - finish displaying last 3 parameters
- */
- static int
- decode_gtp_mm_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree)
- {
- guint16 length, quint_len, con_len;
- guint8 count, sec_mode, len, iei;
- proto_tree *ext_tree_mm;
- proto_item *te;
- proto_item *tf = NULL;
- proto_tree *tf_tree = NULL;
- te = proto_tree_add_text(tree, tvb, offset, 1, "%s", val_to_str_ext_const(GTP_EXT_MM_CNTXT, >p_val_ext, "Unknown message"));
- ext_tree_mm = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MM_CNTXT]);
- /* Octet 2 - 3 */
- length = tvb_get_ntohs(tvb, offset + 1);
- if (length < 1)
- return 3;
- /* Octet 4 (cksn)*/
- /* Octet 5 */
- sec_mode = (tvb_get_guint8(tvb, offset + 4) >> 6) & 0x03;
- count = (tvb_get_guint8(tvb, offset + 4) >> 3) & 0x07;
- proto_tree_add_text(ext_tree_mm, tvb, offset + 1, 2, "Length: %x", length);
- if (gtp_version == 0)
- sec_mode = 1;
- switch (sec_mode) {
- case 0: /* Used cipher value, UMTS keys and Quintuplets */
- proto_tree_add_item(ext_tree_mm, hf_gtp_cksn_ksi, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_mm, hf_gtp_security_mode, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_mm, hf_gtp_no_of_vectors, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_mm, hf_gtp_cipher_algorithm, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
- proto_tree_add_text(ext_tree_mm, tvb, offset + 5, 16, "Ciphering key CK: %s", tvb_bytes_to_str(tvb, offset + 5, 16));
- proto_tree_add_text(ext_tree_mm, tvb, offset + 21, 16, "Integrity key IK: %s", tvb_bytes_to_str(tvb, offset + 21, 16));
- quint_len = tvb_get_ntohs(tvb, offset + 37);
- proto_tree_add_text(ext_tree_mm, tvb, offset + 37, 2, "Quintuplets length: 0x%x (%u)", quint_len, quint_len);
- offset = offset + decode_quintuplet(tvb, offset + 39, ext_tree_mm, count) + 39;
- break;
- case 1: /* GSM key and triplets */
- proto_tree_add_item(ext_tree_mm, hf_gtp_cksn, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
- if (gtp_version != 0)
- proto_tree_add_item(ext_tree_mm, hf_gtp_security_mode, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_mm, hf_gtp_no_of_vectors, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_mm, hf_gtp_cipher_algorithm, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
- proto_tree_add_text(ext_tree_mm, tvb, offset + 5, 8, "Ciphering key Kc: %s", tvb_bytes_to_str(tvb, offset + 5, 8));
- offset = offset + decode_triplet(tvb, offset + 13, ext_tree_mm, count) + 13;
- break;
- case 2: /* UMTS key and quintuplets */
- proto_tree_add_item(ext_tree_mm, hf_gtp_ksi, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_mm, hf_gtp_security_mode, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_mm, hf_gtp_no_of_vectors, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
- proto_tree_add_text(ext_tree_mm, tvb, offset + 5, 16, "Ciphering key CK: %s", tvb_bytes_to_str(tvb, offset + 5, 16));
- proto_tree_add_text(ext_tree_mm, tvb, offset + 21, 16, "Integrity key IK: %s", tvb_bytes_to_str(tvb, offset + 21, 16));
- quint_len = tvb_get_ntohs(tvb, offset + 37);
- proto_tree_add_text(ext_tree_mm, tvb, offset + 37, 2, "Quintuplets length: 0x%x (%u)", quint_len, quint_len);
- offset = offset + decode_quintuplet(tvb, offset + 39, ext_tree_mm, count) + 39;
- break;
- case 3: /* GSM key and quintuplets */
- proto_tree_add_item(ext_tree_mm, hf_gtp_cksn, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_mm, hf_gtp_security_mode, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_mm, hf_gtp_no_of_vectors, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_mm, hf_gtp_cipher_algorithm, tvb, offset + 4, 1, ENC_BIG_ENDIAN);
- proto_tree_add_text(ext_tree_mm, tvb, offset + 5, 8,
- "Ciphering key Kc: %s", tvb_bytes_to_str(tvb, offset + 5, 8));
- quint_len = tvb_get_ntohs(tvb, offset + 13);
- proto_tree_add_text(ext_tree_mm, tvb, offset + 13, 2, "Quintuplets length: 0x%x (%u)", quint_len, quint_len);
- offset = offset + decode_quintuplet(tvb, offset + 15, ext_tree_mm, count) + 15;
- break;
- default:
- break;
- }
- /*
- * 3GPP TS 24.008 10.5.5.6 ( see packet-gsm_a.c )
- */
- de_gmm_drx_param(tvb, ext_tree_mm, pinfo, offset, 2, NULL, 0);
- offset = offset + 2;
- len = tvb_get_guint8(tvb, offset);
- tf = proto_tree_add_text(ext_tree_mm, tvb, offset, len + 1, "MS Network Capability");
- tf_tree = proto_item_add_subtree(tf, ett_gtp_net_cap);
- proto_tree_add_text(tf_tree, tvb, offset, 1, "Length of MS network capability contents: %u", len);
- offset++;
- /*
- * GPP TS 24.008 10.5.5.12 ( see packet-gsm_a.c )
- */
- de_gmm_ms_net_cap(tvb, tf_tree, pinfo, offset, len, NULL, 0);
- offset = offset + len;
- /* 3GPP TS 29.060 version 9.4.0 Release 9
- * The two octets Container Length holds the length of the Container, excluding the Container Length octets.
- * Container contains one or several optional information elements as described in the clause "Overview", from the clause
- * "General message format and information elements coding" in 3GPP TS 24.008 [5]. For the definition of the IEI see
- * table 47a, "IEIs for information elements used in the container". The IMEISV shall, if available, be included in the
- * Container. The IMEISV is included in the Mobile identity IE. If Container is not included, its Length field value shall
- * be set to 0. If the MS is emergency attached and the MS is UICCless or the IMSI is unauthenticated, the International
- * Mobile Equipment Identity (IMEI) shall be used as the MS identity.
- *
- * Table 47A: IEIs for information elements used in the container
- * IEI Information element
- * 0x23 Mobile identity
- *
- * NOTE: In 3GPP TS 24.008 [5] the IEI definition is
- * message dependent. The table is added to
- * have a unique definition in the present
- * document for the used IEI in the MMcontext.
- */
- con_len = tvb_get_ntohs(tvb, offset);
- proto_tree_add_text(ext_tree_mm, tvb, offset, 2, "Container length: %u", con_len);
- offset = offset + 2;
- if (con_len > 0) {
- proto_tree_add_text(ext_tree_mm, tvb, offset, con_len, "Container");
- iei = tvb_get_guint8(tvb,offset);
- if (iei == 0x23) {
- proto_tree_add_text(ext_tree_mm, tvb, offset, 1, "Mobile identity IEI %u",iei);
- offset++;
- len = tvb_get_guint8(tvb,offset);
- proto_tree_add_text(ext_tree_mm, tvb, offset, 1, "Length %u",len);
- offset++;
- de_mid(tvb, ext_tree_mm, pinfo, offset, len, NULL, 0);
- } else {
- proto_tree_add_text(ext_tree_mm, tvb, offset, 1, "Unknown IEI %u - Later spec than TS 29.060 9.4.0 used?",iei);
- }
- }
- return 3 + length;
- }
- /* Function to extract the value of an hexadecimal octet. Only the lower
- * nybble will be non-zero in the output.
- * */
- static guint8
- hex2dec(guint8 x)
- {
- if ((x >= 'a') && (x <= 'f'))
- x = x - 'a' + 10;
- else if ((x >= 'A') && (x <= 'F'))
- x = x - 'A' + 10;
- else if ((x >= '0') && (x <= '9'))
- x = x - '0';
- else
- x = 0;
- return x;
- }
- /* Wrapper function to add UTF-8 decoding for QoS attributes in
- * RADIUS messages.
- * */
- static guint8
- wrapped_tvb_get_guint8(tvbuff_t * tvb, int offset, int type)
- {
- if (type == 2)
- return (hex2dec(tvb_get_guint8(tvb, offset)) << 4 | hex2dec(tvb_get_guint8(tvb, offset + 1)));
- else
- return tvb_get_guint8(tvb, offset);
- }
- /* WARNING : actually length is coded on 2 octets for QoS profile but on 1 octet for PDP Context!
- * so type means length of length :-)
- *
- * WARNING :) type does not mean length of length any more... see below for
- * type = 3!
- */
- static int
- decode_qos_umts(tvbuff_t * tvb, int offset, proto_tree * tree, const gchar * qos_str, guint8 type)
- {
- guint length;
- guint8 al_ret_priority;
- guint8 delay, reliability, peak, precedence, mean, spare1, spare2, spare3;
- guint8 traf_class, del_order, del_err_sdu;
- guint8 max_sdu_size, max_ul, max_dl, max_ul_ext, max_dl_ext;
- guint8 res_ber, sdu_err_ratio;
- guint8 trans_delay, traf_handl_prio;
- guint8 guar_ul, guar_dl, guar_ul_ext, guar_dl_ext;
- guint8 src_stat_desc, sig_ind;
- proto_tree *ext_tree_qos, *ext_tree_qos_arp;
- proto_item *te;
- int mss, mu, md, gu, gd;
- guint8 arp, qci;
- guint32 apn_ambr;
- guint64 br;
- /* Will keep if the input is UTF-8 encoded (as in RADIUS messages).
- * If 1, input is *not* UTF-8 encoded (i.e. each input octet corresponds
- * to one byte to be dissected).
- * If 2, input is UTF-8 encoded (i.e. each *couple* of input octets
- * corresponds to one byte to be dissected)
- * */
- guint8 utf8_type = 1;
- /* Will keep the release indicator as indicated in the RADIUS message */
- guint8 rel_ind = 0;
- /* In RADIUS messages the QoS has a version field of two octets prepended.
- * As of 29.061 v.3.a.0, there is an hyphen between "Release Indicator" and
- * <release specific QoS IE UTF-8 encoding>. Even if it sounds rather
- * inconsistent and unuseful, I will check hyphen presence here and
- * will signal its presence.
- * */
- guint8 hyphen;
- /* Will keep the value that will be returned
- * */
- int retval = 0;
- switch (type) {
- case 1:
- length = tvb_get_guint8(tvb, offset);
- te = proto_tree_add_text(tree, tvb, offset, length + 1, "%s", qos_str);
- ext_tree_qos = proto_item_add_subtree(te, ett_gtp_qos);
- proto_tree_add_text(ext_tree_qos, tvb, offset, 1, "Length: %u", length);
- offset++;
- retval = length + 1;
- break;
- case 2:
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, length + 3, "%s", qos_str);
- ext_tree_qos = proto_item_add_subtree(te, ett_gtp_qos);
- proto_tree_add_text(ext_tree_qos, tvb, offset + 1, 2, "Length: %u", length);
- offset += 3; /* +1 because of first 0x86 byte for UMTS QoS */
- retval = length + 3;
- break;
- case 3:
- /* For QoS inside RADIUS Client messages from GGSN/P-GW */
- utf8_type = 2;
- /* The field in the RADIUS message is the length of the tvb we were given */
- length = tvb_length(tvb);
- te = proto_tree_add_text(tree, tvb, offset, length, "%s", qos_str);
- ext_tree_qos = proto_item_add_subtree(te, ett_gtp_qos);
- rel_ind = wrapped_tvb_get_guint8(tvb, offset, 2);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_version, tvb, offset, 2, rel_ind);
- /* Hyphen handling */
- hyphen = tvb_get_guint8(tvb, offset + 2);
- if (hyphen == ((guint8) '-')) {
- /* Hyphen is present, put in protocol tree */
- proto_tree_add_text(ext_tree_qos, tvb, offset + 2, 1, "Hyphen separator: -");
- offset++; /* "Get rid" of hyphen */
- }
- /* Now, we modify offset here and in order to use type later
- * effectively.*/
- offset++;
- length -= offset;
- length /= 2;
- retval = length + 2; /* Actually, will be ignored. */
- break;
- default:
- /* XXX - what should we do with the length here? */
- length = 0;
- retval = 0;
- ext_tree_qos = NULL;
- break;
- }
- if ((type == 3) && (rel_ind == 8)) {
- /* Release 8 or higher P-GW QoS profile */
- offset++;
- arp = wrapped_tvb_get_guint8(tvb, offset, 2);
- te = proto_tree_add_text(ext_tree_qos, tvb, offset, 2, "Allocation/Retention Priority");
- ext_tree_qos_arp = proto_item_add_subtree(te, ett_gtp_qos_arp);
- proto_tree_add_boolean(ext_tree_qos_arp, hf_gtp_qos_arp_pci, tvb, offset, 2, arp);
- proto_tree_add_uint(ext_tree_qos_arp, hf_gtp_qos_arp_pl, tvb, offset, 2, arp);
- proto_tree_add_boolean(ext_tree_qos_arp, hf_gtp_qos_arp_pvi, tvb, offset, 2, arp);
- offset += 2;
- qci = wrapped_tvb_get_guint8(tvb, offset, 2);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_qci, tvb, offset, 2, qci);
- offset += 2;
- if (qci <= 4) {
- /* GBR QCI */
- br = ((guint64)wrapped_tvb_get_guint8(tvb, offset , 2) << 32) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+2, 2) << 24) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+4, 2) << 16) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+6, 2) << 8) |
- (guint64)wrapped_tvb_get_guint8(tvb, offset+8, 2);
- proto_tree_add_uint64(ext_tree_qos, hf_gtp_qos_ul_mbr, tvb, offset, 10, br);
- offset += 10;
- br = ((guint64)wrapped_tvb_get_guint8(tvb, offset , 2) << 32) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+2, 2) << 24) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+4, 2) << 16) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+6, 2) << 8) |
- (guint64)wrapped_tvb_get_guint8(tvb, offset+8, 2);
- proto_tree_add_uint64(ext_tree_qos, hf_gtp_qos_dl_mbr, tvb, offset, 10, br);
- offset += 10;
- br = ((guint64)wrapped_tvb_get_guint8(tvb, offset , 2) << 32) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+2, 2) << 24) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+4, 2) << 16) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+6, 2) << 8) |
- (guint64)wrapped_tvb_get_guint8(tvb, offset+8, 2);
- proto_tree_add_uint64(ext_tree_qos, hf_gtp_qos_ul_gbr, tvb, offset, 10, br);
- offset += 10;
- br = ((guint64)wrapped_tvb_get_guint8(tvb, offset , 2) << 32) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+2, 2) << 24) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+4, 2) << 16) |
- ((guint64)wrapped_tvb_get_guint8(tvb, offset+6, 2) << 8) |
- (guint64)wrapped_tvb_get_guint8(tvb, offset+8, 2);
- proto_tree_add_uint64(ext_tree_qos, hf_gtp_qos_dl_gbr, tvb, offset, 10, br);
- } else {
- /* non GBR QCI */
- apn_ambr = (wrapped_tvb_get_guint8(tvb, offset , 2) << 24) |
- (wrapped_tvb_get_guint8(tvb, offset+2, 2) << 16) |
- (wrapped_tvb_get_guint8(tvb, offset+4, 2) << 8) |
- wrapped_tvb_get_guint8(tvb, offset+6, 2);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_ul_apn_ambr, tvb, offset, 8, apn_ambr);
- offset += 8;
- apn_ambr = (wrapped_tvb_get_guint8(tvb, offset , 2) << 24) |
- (wrapped_tvb_get_guint8(tvb, offset+2, 2) << 16) |
- (wrapped_tvb_get_guint8(tvb, offset+4, 2) << 8) |
- wrapped_tvb_get_guint8(tvb, offset+6, 2);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_dl_apn_ambr, tvb, offset, 8, apn_ambr);
- }
- return retval;
- }
- /* In RADIUS messages there is no allocation-retention priority
- * so I don't need to wrap the following call to tvb_get_guint8
- * */
- al_ret_priority = tvb_get_guint8(tvb, offset);
- /* All calls are wrapped to take into account the possibility that the
- * input is UTF-8 encoded. If utf8_type is equal to 1, the final value
- * of the offset will be the same as in the previous version of this
- * dissector, and the wrapped function will serve as a dumb wrapper;
- * otherwise, if utf_8_type is 2, the offset is correctly shifted by
- * two bytes for needed shift, and the wrapped function will unencode
- * two values from the input.
- * */
- spare1 = wrapped_tvb_get_guint8(tvb, offset + (1 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SPARE1_MASK;
- delay = wrapped_tvb_get_guint8(tvb, offset + (1 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_DELAY_MASK;
- reliability = wrapped_tvb_get_guint8(tvb, offset + (1 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_RELIABILITY_MASK;
- peak = wrapped_tvb_get_guint8(tvb, offset + (2 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_PEAK_MASK;
- spare2 = wrapped_tvb_get_guint8(tvb, offset + (2 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SPARE2_MASK;
- precedence = wrapped_tvb_get_guint8(tvb, offset + (2 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_PRECEDENCE_MASK;
- spare3 = wrapped_tvb_get_guint8(tvb, offset + (3 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SPARE3_MASK;
- mean = wrapped_tvb_get_guint8(tvb, offset + (3 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_MEAN_MASK;
- /* In RADIUS messages there is no allocation-retention priority */
- if (type != 3)
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_al_ret_priority, tvb, offset, 1, al_ret_priority);
- /* All additions must take care of the fact that QoS fields in RADIUS
- * messages are UTF-8 encoded, so we have to use the same trick as above.
- * */
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare1, tvb, offset + (1 - 1) * utf8_type + 1, utf8_type, spare1);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_delay, tvb, offset + (1 - 1) * utf8_type + 1, utf8_type, delay);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_reliability, tvb, offset + (1 - 1) * utf8_type + 1, utf8_type, reliability);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_peak, tvb, offset + (2 - 1) * utf8_type + 1, utf8_type, peak);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare2, tvb, offset + (2 - 1) * utf8_type + 1, utf8_type, spare2);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_precedence, tvb, offset + (2 - 1) * utf8_type + 1, utf8_type, precedence);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare3, tvb, offset + (3 - 1) * utf8_type + 1, utf8_type, spare3);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_mean, tvb, offset + (3 - 1) * utf8_type + 1, utf8_type, mean);
- /* TS 24.008 V 7.8.0
- * The quality of service is a type 4 information element with a minimum length of 14 octets and a maximum length of 18
- * octets. The QoS requested by the MS shall be encoded both in the QoS attributes specified in octets 3-5 and in the QoS
- * attributes specified in octets 6-14.
- * In the MS to network direction and in the network to MS direction the following applies:
- * - Octets 15-18 are optional. If octet 15 is included, then octet 16 shall also be included, and octets 17 and 18 may
- * be included.
- * - If octet 17 is included, then octet 18 shall also be included.
- * - A QoS IE received without octets 6-18, without octets 14-18, without octets 15-18, or without octets 17-18 shall
- * be accepted by the receiving entity.
- */
- if (length > 4) {
- /* See above for the need of wrapping
- *
- */
- /* Octet 6 */
- traf_class = wrapped_tvb_get_guint8(tvb, offset + (4 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_TRAF_CLASS_MASK;
- del_order = wrapped_tvb_get_guint8(tvb, offset + (4 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_DEL_ORDER_MASK;
- del_err_sdu = wrapped_tvb_get_guint8(tvb, offset + (4 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_DEL_ERR_SDU_MASK;
- max_sdu_size = wrapped_tvb_get_guint8(tvb, offset + (5 - 1) * utf8_type + 1, utf8_type);
- max_ul = wrapped_tvb_get_guint8(tvb, offset + (6 - 1) * utf8_type + 1, utf8_type);
- max_dl = wrapped_tvb_get_guint8(tvb, offset + (7 - 1) * utf8_type + 1, utf8_type);
- res_ber = wrapped_tvb_get_guint8(tvb, offset + (8 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_RES_BER_MASK;
- sdu_err_ratio = wrapped_tvb_get_guint8(tvb, offset + (8 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SDU_ERR_RATIO_MASK;
- trans_delay = wrapped_tvb_get_guint8(tvb, offset + (9 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_TRANS_DELAY_MASK;
- traf_handl_prio = wrapped_tvb_get_guint8(tvb, offset + (9 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_TRAF_HANDL_PRIORITY_MASK;
- guar_ul = wrapped_tvb_get_guint8(tvb, offset + (10 - 1) * utf8_type + 1, utf8_type);
- /* Octet 13 */
- guar_dl = wrapped_tvb_get_guint8(tvb, offset + (11 - 1) * utf8_type + 1, utf8_type);
- src_stat_desc = 0;
- sig_ind = 0;
- max_dl_ext = 0;
- guar_dl_ext = 0;
- max_ul_ext = 0;
- guar_ul_ext = 0;
- if (length > 13) {
- src_stat_desc = wrapped_tvb_get_guint8(tvb, offset + (12 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SRC_STAT_DESC_MASK;
- sig_ind = wrapped_tvb_get_guint8(tvb, offset + (12 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SIG_IND_MASK;
- }
- if (length > 14) {
- max_dl_ext = wrapped_tvb_get_guint8(tvb, offset + (13 - 1) * utf8_type + 1, utf8_type);
- guar_dl_ext = wrapped_tvb_get_guint8(tvb, offset + (14 - 1) * utf8_type + 1, utf8_type);
- }
- if (length > 16) {
- max_ul_ext = wrapped_tvb_get_guint8(tvb, offset + (15 - 1) * utf8_type + 1, utf8_type);
- guar_ul_ext = wrapped_tvb_get_guint8(tvb, offset + (16 - 1) * utf8_type + 1, utf8_type);
- }
- /*
- * See above comments for the changes
- */
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_traf_class, tvb, offset + (4 - 1) * utf8_type + 1, utf8_type, traf_class);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_del_order, tvb, offset + (4 - 1) * utf8_type + 1, utf8_type, del_order);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_del_err_sdu, tvb, offset + (4 - 1) * utf8_type + 1, utf8_type, del_err_sdu);
- if (max_sdu_size == 0 || max_sdu_size > 150)
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_max_sdu_size, tvb, offset + (5 - 1) * utf8_type + 1, utf8_type, max_sdu_size);
- if ((max_sdu_size > 0) && (max_sdu_size <= 150)) {
- mss = max_sdu_size * 10;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_sdu_size, tvb, offset + (5 - 1) * utf8_type + 1, utf8_type, mss,
- "Maximum SDU size: %u octets", mss);
- }
- if (max_ul == 0 || max_ul == 255)
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (6 - 1) * utf8_type + 1, utf8_type, max_ul);
- if ((max_ul > 0) && (max_ul <= 63))
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (6 - 1) * utf8_type + 1, utf8_type, max_ul,
- "Maximum bit rate for uplink: %u kbps", max_ul);
- if ((max_ul > 63) && (max_ul <= 127)) {
- mu = 64 + (max_ul - 64) * 8;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (6 - 1) * utf8_type + 1, utf8_type, mu,
- "Maximum bit rate for uplink: %u kbps", mu);
- }
- if ((max_ul > 127) && (max_ul <= 254)) {
- mu = 576 + (max_ul - 128) * 64;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (6 - 1) * utf8_type + 1, utf8_type, mu,
- "Maximum bit rate for uplink: %u kbps", mu);
- }
- if (max_dl == 0 || max_dl == 255)
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (7 - 1) * utf8_type + 1, utf8_type, max_dl);
- if ((max_dl > 0) && (max_dl <= 63))
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (7 - 1) * utf8_type + 1, utf8_type, max_dl,
- "Maximum bit rate for downlink: %u kbps", max_dl);
- if ((max_dl > 63) && (max_dl <= 127)) {
- md = 64 + (max_dl - 64) * 8;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (7 - 1) * utf8_type + 1, utf8_type, md,
- "Maximum bit rate for downlink: %u kbps", md);
- }
- if ((max_dl > 127) && (max_dl <= 254)) {
- md = 576 + (max_dl - 128) * 64;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (7 - 1) * utf8_type + 1, utf8_type, md,
- "Maximum bit rate for downlink: %u kbps", md);
- }
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_res_ber, tvb, offset + (8 - 1) * utf8_type + 1, utf8_type, res_ber);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_sdu_err_ratio, tvb, offset + (8 - 1) * utf8_type + 1, utf8_type, sdu_err_ratio);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_trans_delay, tvb, offset + (9 - 1) * utf8_type + 1, utf8_type, trans_delay);
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_traf_handl_prio, tvb, offset + (9 - 1) * utf8_type + 1, utf8_type, traf_handl_prio);
- if (guar_ul == 0 || guar_ul == 255)
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (10 - 1) * utf8_type + 1, utf8_type, guar_ul);
- if ((guar_ul > 0) && (guar_ul <= 63))
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (10 - 1) * utf8_type + 1, utf8_type, guar_ul,
- "Guaranteed bit rate for uplink: %u kbps", guar_ul);
- if ((guar_ul > 63) && (guar_ul <= 127)) {
- gu = 64 + (guar_ul - 64) * 8;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (10 - 1) * utf8_type + 1, utf8_type, gu,
- "Guaranteed bit rate for uplink: %u kbps", gu);
- }
- if ((guar_ul > 127) && (guar_ul <= 254)) {
- gu = 576 + (guar_ul - 128) * 64;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (10 - 1) * utf8_type + 1, utf8_type, gu,
- "Guaranteed bit rate for uplink: %u kbps", gu);
- }
- /* Octet 13 */
- if (guar_dl == 0 || guar_dl == 255)
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (11 - 1) * utf8_type + 1, utf8_type, guar_dl);
- if ((guar_dl > 0) && (guar_dl <= 63))
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (11 - 1) * utf8_type + 1, utf8_type, guar_dl,
- "Guaranteed bit rate for downlink: %u kbps", guar_dl);
- if ((guar_dl > 63) && (guar_dl <= 127)) {
- gd = 64 + (guar_dl - 64) * 8;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (11 - 1) * utf8_type + 1, utf8_type, gd,
- "Guaranteed bit rate for downlink: %u kbps", gd);
- }
- if ((guar_dl > 127) && (guar_dl <= 254)) {
- gd = 576 + (guar_dl - 128) * 64;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (11 - 1) * utf8_type + 1, utf8_type, gd,
- "Guaranteed bit rate for downlink: %u kbps", gd);
- }
- if(length > 13) {
- proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_src_stat_desc, tvb, offset + (12 - 1) * utf8_type + 1, utf8_type, src_stat_desc);
- proto_tree_add_boolean(ext_tree_qos, hf_gtp_qos_sig_ind, tvb, offset + (12 - 1) * utf8_type + 1, utf8_type, sig_ind);
- }
- if(length > 14) {
- /* Octet 15 */
- if ((max_dl_ext > 0) && (max_dl_ext <= 0x4a)) {
- md = 8600 + max_dl_ext * 100;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (13 - 1) * utf8_type + 1, utf8_type, md,
- "Ext Maximum bit rate for downlink: %u kbps", md);
- }
- if ((max_dl_ext > 0x4a) && (max_dl_ext <= 0xba)) {
- md = 16 + (max_dl_ext-0x4a);
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (13 - 1) * utf8_type + 1, utf8_type, md,
- "Ext Maximum bit rate for downlink: %u Mbps", md);
- }
- if ((max_dl_ext > 0xba) && (max_dl_ext <= 0xfa)) {
- md = 128 + (max_dl_ext-0xba)*2;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (13 - 1) * utf8_type + 1, utf8_type, md,
- "Ext Maximum bit rate for downlink: %u Mbps", md);
- }
- /* Octet 16 */
- if(guar_dl_ext == 0)
- proto_tree_add_text(ext_tree_qos, tvb, offset + (14 - 1) * utf8_type + 1, utf8_type, "Use the value indicated by the Guaranteed bit rate for downlink in octet 13");
- if ((guar_dl_ext > 0) && (guar_dl_ext <= 0x4a)) {
- gd = 8600 + guar_dl_ext * 100;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (14 - 1) * utf8_type + 1, utf8_type, gd,
- "Ext Guaranteed bit rate for downlink: %u kbps", gd);
- }
- if ((guar_dl_ext > 0x4a) && (max_dl_ext <= 0xba)) {
- gd = 16 + (guar_dl_ext-0x4a);
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (14 - 1) * utf8_type + 1, utf8_type, gd,
- "Ext Guaranteed bit rate for downlink: %u Mbps", gd);
- }
- if ((guar_dl_ext > 0xba) && (max_dl_ext <= 0xfa)) {
- gd = 128 + (guar_dl_ext-0xba)*2;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (14 - 1) * utf8_type + 1, utf8_type, gd,
- "Ext Guaranteed bit rate for downlink: %u Mbps", gd);
- }
- }
- if(length > 16) {
- /* Octet 17
- * This field is an extension of the Maximum bit rate for uplink in octet 8. The coding is identical to that of the Maximum bit
- * rate for downlink (extended).
- */
- if ((max_ul_ext > 0) && (max_ul_ext <= 0x4a)) {
- md = 8600 + max_ul_ext * 100;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md,
- "Ext Maximum bit rate for uplink: %u kbps", md);
- }
- if ((max_ul_ext > 0x4a) && (max_ul_ext <= 0xba)) {
- md = 16 + (max_ul_ext-0x4a);
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md,
- "Ext Maximum bit rate for uplink: %u Mbps", md);
- }
- if ((max_ul_ext > 0xba) && (max_ul_ext <= 0xfa)) {
- md = 128 + (max_ul_ext-0xba)*2;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md,
- "Ext Maximum bit rate for uplink: %u Mbps", md);
- }
- /* Octet 18 */
- if (guar_ul_ext == 0)
- proto_tree_add_text(ext_tree_qos, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, "Use the value indicated by the Guaranteed bit rate for uplink in octet 12");
- if ((guar_ul_ext > 0) && (guar_ul_ext <= 0x4a)) {
- gd = 8600 + guar_ul_ext * 100;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd,
- "Ext Guaranteed bit rate for uplink: %u kbps", gd);
- }
- if ((guar_ul_ext > 0x4a) && (max_ul_ext <= 0xba)) {
- gd = 16 + (guar_ul_ext-0x4a);
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd,
- "Ext Guaranteed bit rate for uplink: %u Mbps", gd);
- }
- if ((guar_ul_ext > 0xba) && (max_ul_ext <= 0xfa)) {
- gd = 128 + (guar_ul_ext-0xba)*2;
- proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd,
- "Ext Guaranteed bit rate for uplink: %u Mbps", gd);
- }
- }
- }
- return retval;
- }
- /* Diameter 3GPP AVP Code: 5 3GPP-GPRS Negotiated QoS profile */
- static int
- dissect_diameter_3gpp_qosprofile(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void *data _U_) {
- decode_qos_umts(tvb, 0, tree, "UMTS GTP QoS Profile", 3);
- return tvb_length(tvb);
- }
- static const gchar *
- dissect_radius_qos_umts(proto_tree * tree, tvbuff_t * tvb, packet_info* pinfo _U_)
- {
- decode_qos_umts(tvb, 0, tree, "UMTS GTP QoS Profile", 3);
- return tvb_get_ephemeral_string(tvb, 0, tvb_length(tvb));
- }
- #define MAX_APN_LENGTH 100
- static void
- decode_apn(tvbuff_t * tvb, int offset, guint16 length, proto_tree * tree, proto_item *item)
- {
- guint8 str[MAX_APN_LENGTH+1];
- guint curr_len;
- /* init buffer and copy it */
- memset(str, 0, MAX_APN_LENGTH);
- tvb_memcpy(tvb, str, offset, length<MAX_APN_LENGTH?length:MAX_APN_LENGTH);
- curr_len = 0;
- while ((curr_len < length) && (curr_len < MAX_APN_LENGTH))
- {
- guint step = str[curr_len];
- str[curr_len] = '.';
- curr_len += step+1;
- }
- /* High light bytes including the first lenght byte */
- proto_tree_add_string(tree, hf_gtp_apn, tvb, offset, length, str+1);
- if(item){
- proto_item_append_text(item, ": %s", str+1);
- }
- }
- static void
- decode_fqdn(tvbuff_t * tvb, int offset, guint16 length, proto_tree * tree)
- {
- guint8 *fqdn = NULL;
- int name_len, tmp;
- if (length > 0) {
- name_len = tvb_get_guint8(tvb, offset);
- if (name_len < 0x20) {
- fqdn = tvb_get_ephemeral_string(tvb, offset + 1, length - 1);
- for (;;) {
- if (name_len >= length - 1)
- break;
- tmp = name_len;
- name_len = name_len + fqdn[tmp] + 1;
- fqdn[tmp] = '.';
- }
- } else
- fqdn = tvb_get_ephemeral_string(tvb, offset, length);
- proto_tree_add_string(tree, hf_gtp_fqdn, tvb, offset, length, fqdn);
- }
- }
- /*
- * GPRS: 9.60 v7.6.0, chapter 7.9.20
- * UMTS: 29.060 v4.0, chapter 7.7.29 PDP Context
- * TODO: unify addr functions
- */
- static int
- decode_gtp_pdp_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 ggsn_addr_len, apn_len, trans_id, vaa, asi, order;
- guint8 nsapi, sapi, pdu_send_no, pdu_rec_no;
- guint8 pdp_cntxt_id, pdp_type_org, pdp_type_num, pdp_addr_len;
- guint16 length, sn_down, sn_up, up_flow;
- guint32 addr_ipv4;
- struct e_in6_addr addr_ipv6;
- proto_tree *ext_tree_pdp;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, length + 3, "%s", val_to_str_ext_const(GTP_EXT_PDP_CNTXT, >p_val_ext, "Unknown message"));
- ext_tree_pdp = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_PDP_CNTXT]);
- vaa = (tvb_get_guint8(tvb, offset + 3) >> 6) & 0x01;
- asi = (tvb_get_guint8(tvb, offset + 3) >> 5) & 0x01;
- order = (tvb_get_guint8(tvb, offset + 3) >> 4) & 0x01;
- nsapi = tvb_get_guint8(tvb, offset + 3) & 0x0F;
- sapi = tvb_get_guint8(tvb, offset + 4) & 0x0F;
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 3, 1, "VPLMN address allowed: %s", yesno[vaa]);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 3, 1, "Activity Status Indicator: %s", yesno[asi]);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 3, 1, "Reordering required: %s", yesno[order]);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 3, 1, "NSAPI: %u", nsapi);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 4, 1, "SAPI: %u", sapi);
- switch (gtp_version) {
- case 0:
- decode_qos_gprs(tvb, offset + 5, ext_tree_pdp, "QoS subscribed", 0);
- decode_qos_gprs(tvb, offset + 8, ext_tree_pdp, "QoS requested", 0);
- decode_qos_gprs(tvb, offset + 11, ext_tree_pdp, "QoS negotiated", 0);
- offset = offset + 14;
- break;
- case 1:
- offset = offset + 5;
- offset = offset + decode_qos_umts(tvb, offset, ext_tree_pdp, "QoS subscribed", 1);
- offset = offset + decode_qos_umts(tvb, offset, ext_tree_pdp, "QoS requested", 1);
- offset = offset + decode_qos_umts(tvb, offset, ext_tree_pdp, "QoS negotiated", 1);
- break;
- default:
- break;
- }
- sn_down = tvb_get_ntohs(tvb, offset);
- sn_up = tvb_get_ntohs(tvb, offset + 2);
- pdu_send_no = tvb_get_guint8(tvb, offset + 4);
- pdu_rec_no = tvb_get_guint8(tvb, offset + 5);
- proto_tree_add_text(ext_tree_pdp, tvb, offset, 2, "Sequence number down: %u", sn_down);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 2, 2, "Sequence number up: %u", sn_up);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 4, 1, "Send N-PDU number: %u", pdu_send_no);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 5, 1, "Receive N-PDU number: %u", pdu_rec_no);
- switch (gtp_version) {
- case 0:
- up_flow = tvb_get_ntohs(tvb, offset + 6);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 6, 2, "Uplink flow label signalling: %u", up_flow);
- offset = offset + 8;
- break;
- case 1:
- pdp_cntxt_id = tvb_get_guint8(tvb, offset + 14);
- proto_tree_add_item(ext_tree_pdp, hf_gtp_ulink_teid_cp, tvb, offset + 6, 4, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree_pdp, hf_gtp_ulink_teid_data, tvb, offset + 10, 4, ENC_BIG_ENDIAN);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 14, 1, "PDP context identifier: %u", pdp_cntxt_id);
- offset = offset + 15;
- break;
- default:
- break;
- }
- pdp_type_org = tvb_get_guint8(tvb, offset) & 0x0F;
- pdp_type_num = tvb_get_guint8(tvb, offset + 1);
- pdp_addr_len = tvb_get_guint8(tvb, offset + 2);
- proto_tree_add_text(ext_tree_pdp, tvb, offset, 1, "PDP organization: %s", val_to_str_const(pdp_type_org, pdp_type, "Unknown PDP org"));
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 1, 1, "PDP type: %s", val_to_str_const(pdp_type_num, pdp_type, "Unknown PDP type"));
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 2, 1, "PDP address length: %u", pdp_addr_len);
- if (pdp_addr_len > 0) {
- switch (pdp_type_num) {
- case 0x21:
- addr_ipv4 = tvb_get_ipv4(tvb, offset + 3);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 3, 4, "PDP address: %s", ip_to_str((guint8 *) & addr_ipv4));
- break;
- case 0x57:
- tvb_get_ipv6(tvb, offset + 3, &addr_ipv6);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 3, 16, "PDP address: %s", ip6_to_str((struct e_in6_addr *) &addr_ipv6));
- break;
- default:
- break;
- }
- }
- offset = offset + 3 + pdp_addr_len;
- ggsn_addr_len = tvb_get_guint8(tvb, offset);
- proto_tree_add_text(ext_tree_pdp, tvb, offset, 1, "GGSN address length: %u", ggsn_addr_len);
- switch (ggsn_addr_len) {
- case 4:
- addr_ipv4 = tvb_get_ipv4(tvb, offset + 1);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 1, 4, "GGSN Address for control plane: %s", ip_to_str((guint8 *) & addr_ipv4));
- break;
- case 16:
- tvb_get_ipv6(tvb, offset + 1, &addr_ipv6);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 1, 16, "GGSN Address for User Traffic: %s", ip6_to_str((struct e_in6_addr *) &addr_ipv6));
- break;
- default:
- break;
- }
- offset = offset + 1 + ggsn_addr_len;
- if (gtp_version == 1) {
- ggsn_addr_len = tvb_get_guint8(tvb, offset);
- proto_tree_add_text(ext_tree_pdp, tvb, offset, 1, "GGSN 2 address length: %u", ggsn_addr_len);
- switch (ggsn_addr_len) {
- case 4:
- addr_ipv4 = tvb_get_ipv4(tvb, offset + 1);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 1, 4, "GGSN 2 address: %s", ip_to_str((guint8 *) & addr_ipv4));
- break;
- case 16:
- tvb_get_ipv6(tvb, offset + 1, &addr_ipv6);
- proto_tree_add_text(ext_tree_pdp, tvb, offset + 1, 16, "GGSN 2 address: %s", ip6_to_str((struct e_in6_addr *) &addr_ipv6));
- break;
- default:
- break;
- }
- offset = offset + 1 + ggsn_addr_len;
- }
- apn_len = tvb_get_guint8(tvb, offset);
- proto_tree_add_text(ext_tree_pdp, tvb, offset, 1, "APN length: %u", apn_len);
- decode_apn(tvb, offset + 1, apn_len, ext_tree_pdp, NULL);
- offset = offset + 1 + apn_len;
- /*
- * The Transaction Identifier is the 4 or 12 bit Transaction Identifier used in the 3GPP TS 24.008 [5] Session Management
- * messages which control this PDP Context. If the length of the Transaction Identifier is 4 bit, the second octet shall be
- * set to all zeros. The encoding is defined in 3GPP TS 24.007 [3]. The latest Transaction Identifier sent from SGSN to
- * MS is stored in the PDP context IE.
- * NOTE: Bit 5-8 of the first octet in the encoding defined in 3GPP TS 24.007 [3] is mapped into bit 1-4 of the first
- * octet in this field.
- */
- trans_id = tvb_get_guint8(tvb, offset);
- proto_tree_add_text(ext_tree_pdp, tvb, offset, 2, "Transaction identifier: %u", trans_id);
- return 3 + length;
- }
- /* GPRS: 9.60, v7.6.0, chapter 7.9.21
- * UMTS: 29.060, v4.0, chapter 7.7.30
- */
- static int
- decode_gtp_apn(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree_apn;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, length + 3, "%s", val_to_str_ext_const(GTP_EXT_APN, >p_val_ext, "Unknown field"));
- ext_tree_apn = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_APN]);
- proto_tree_add_text(ext_tree_apn, tvb, offset + 1, 2, "APN length : %u", length);
- decode_apn(tvb, offset + 3, length, ext_tree_apn, te);
- return 3 + length;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.22
- * 4.08 v. 7.1.2, chapter 10.5.6.3 (p.580)
- * UMTS: 29.060 v4.0, chapter 7.7.31 Protocol Configuration Options
- * 24.008, v4.2, chapter 10.5.6.3
- */
- int
- decode_gtp_proto_conf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree)
- {
- guint16 length;
- tvbuff_t *next_tvb;
- proto_tree *ext_tree_proto;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, length + 3, "%s", val_to_str_ext_const(GTP_EXT_PROTO_CONF, >p_val_ext, "Unknown message"));
- ext_tree_proto = proto_item_add_subtree(te, ett_gtp_proto);
- proto_tree_add_text(ext_tree_proto, tvb, offset + 1, 2, "Length: %u", length);
- if (length < 1)
- return 3;
- /* The Protocol Configuration Options contains external network protocol options that may be necessary to transfer
- * between the GGSN and the MS. The content and the coding of the Protocol Configuration are defined in octet 3-z of the
- * Protocol Configuration Options in3GPP TS 24.008 [5].
- */
- next_tvb = tvb_new_subset(tvb, offset + 3, length, length);
- de_sm_pco(next_tvb, ext_tree_proto, pinfo, 0, length, NULL, 0);
- return 3 + length;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.23
- * UMTS: 29.060 v4.0, chapter 7.7.32
- */
- static int
- decode_gtp_gsn_addr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint8 addr_type, addr_len;
- guint16 length;
- guint32 addr_ipv4;
- struct e_in6_addr addr_ipv6;
- proto_tree *ext_tree_gsn_addr;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "GSN address : ");
- ext_tree_gsn_addr = proto_item_add_subtree(te, ett_gtp_gsn_addr);
- switch (length) {
- case 4:
- proto_tree_add_text(ext_tree_gsn_addr, tvb, offset + 1, 2, "GSN address length : %u", length);
- addr_ipv4 = tvb_get_ipv4(tvb, offset + 3);
- proto_item_append_text(te, "%s", ip_to_str((guint8 *) & addr_ipv4));
- proto_tree_add_ipv4(ext_tree_gsn_addr, hf_gtp_gsn_ipv4, tvb, offset + 3, 4, addr_ipv4);
- break;
- case 5:
- proto_tree_add_text(ext_tree_gsn_addr, tvb, offset + 1, 2, "GSN address Information Element length : %u", length);
- addr_type = tvb_get_guint8(tvb, offset + 3) & 0xC0;
- proto_tree_add_uint(ext_tree_gsn_addr, hf_gtp_gsn_addr_type, tvb, offset + 3, 1, addr_type);
- addr_len = tvb_get_guint8(tvb, offset + 3) & 0x3F;
- proto_tree_add_uint(ext_tree_gsn_addr, hf_gtp_gsn_addr_len, tvb, offset + 3, 1, addr_len);
- addr_ipv4 = tvb_get_ipv4(tvb, offset + 4);
- proto_item_append_text(te, "%s", ip_to_str((guint8 *) & addr_ipv4));
- proto_tree_add_ipv4(ext_tree_gsn_addr, hf_gtp_gsn_ipv4, tvb, offset + 4, 4, addr_ipv4);
- break;
- case 16:
- proto_tree_add_text(ext_tree_gsn_addr, tvb, offset + 1, 2, "GSN address length : %u", length);
- tvb_get_ipv6(tvb, offset + 3, &addr_ipv6);
- proto_item_append_text(te, "%s", ip6_to_str((struct e_in6_addr *) &addr_ipv6));
- proto_tree_add_ipv6(ext_tree_gsn_addr, hf_gtp_gsn_ipv6, tvb, offset + 3, 16, (guint8 *) & addr_ipv6);
- break;
- case 17:
- proto_tree_add_text(ext_tree_gsn_addr, tvb, offset + 1, 2, "GSN address Information Element length : %u", length);
- addr_type = tvb_get_guint8(tvb, offset + 3) & 0xC0;
- proto_tree_add_uint(ext_tree_gsn_addr, hf_gtp_gsn_addr_type, tvb, offset + 3, 1, addr_type);
- addr_len = tvb_get_guint8(tvb, offset + 3) & 0x3F;
- proto_tree_add_uint(ext_tree_gsn_addr, hf_gtp_gsn_addr_len, tvb, offset + 3, 1, addr_len);
- tvb_get_ipv6(tvb, offset + 4, &addr_ipv6);
- proto_item_append_text(te, "%s", ip6_to_str((struct e_in6_addr *) &addr_ipv6));
- proto_tree_add_ipv6(ext_tree_gsn_addr, hf_gtp_gsn_ipv6, tvb, offset + 4, 16, (guint8 *) & addr_ipv6);
- break;
- default:
- proto_item_append_text(te, "unknown type or wrong length");
- break;
- }
- return 3 + length;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.24
- * UMTS: 29.060 v4.0, chapter 7.7.33
- */
- static int
- decode_gtp_msisdn(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree)
- {
- guint16 length;
- tvbuff_t *next_tvb;
- proto_tree *ext_tree_proto;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, length + 3, "%s", val_to_str_ext_const(GTP_EXT_MSISDN, >p_val_ext, "Unknown message"));
- ext_tree_proto = proto_item_add_subtree(te, ett_gtp_proto);
- proto_tree_add_text(ext_tree_proto, tvb, offset + 1, 2, "Length: %u", length);
- length = tvb_get_ntohs(tvb, offset + 1);
- if (length < 1)
- return 3;
- next_tvb = tvb_new_subset(tvb, offset+3, length, length);
- dissect_gsm_map_msisdn(next_tvb, pinfo, ext_tree_proto);
- return 3 + length;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.34
- * 24.008 v4.2, chapter 10.5.6.5
- */
- static int
- decode_gtp_qos_umts(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- return decode_qos_umts(tvb, offset, tree, "Quality of Service", 2);
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.35
- */
- static int
- decode_gtp_auth_qui(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- proto_tree *ext_tree;
- proto_item *te_quint;
- guint16 length;
- guint8 xres_len, auth_len;
- length = tvb_get_ntohs(tvb, offset + 1);
- te_quint = proto_tree_add_text(tree, tvb, offset, length + 1, "Quintuplet");
- ext_tree = proto_item_add_subtree(te_quint, ett_gtp_quint);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, 16, "RAND: %s", tvb_bytes_to_str(tvb, offset, 16));
- offset = offset + 16;
- xres_len = tvb_get_guint8(tvb, offset);
- proto_tree_add_text(ext_tree, tvb, offset, 1, "XRES length: %u", xres_len);
- offset++;
- proto_tree_add_text(ext_tree, tvb, offset, xres_len, "XRES: %s", tvb_bytes_to_str(tvb, offset, xres_len));
- offset = offset + xres_len;
- proto_tree_add_text(ext_tree, tvb, offset, 16, "Quintuplet Ciphering Key: %s", tvb_bytes_to_str(tvb, offset, 16));
- offset = offset + 16;
- proto_tree_add_text(ext_tree, tvb, offset, 16, "Quintuplet Integrity Key: %s", tvb_bytes_to_str(tvb, offset, 16));
- offset = offset + 16;
- auth_len = tvb_get_guint8(tvb, offset);
- proto_tree_add_text(ext_tree, tvb, offset, 1, "Authentication length: %u", auth_len);
- offset++;
- proto_tree_add_text(ext_tree, tvb, offset, auth_len, "AUTH: %s", tvb_bytes_to_str(tvb, offset, auth_len));
- return (3 + length);
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.36
- * 24.008 v4.2, chapter 10.5.6.12
- */
- static int
- decode_gtp_tft(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length, port1, port2, tos;
- guint8 tft_flags, tft_code, no_packet_filters, i, pf_id, pf_eval, pf_len, pf_content_id, proto;
- guint pf_offset;
- guint32 mask_ipv4, addr_ipv4, ipsec_id, label;
- struct e_in6_addr addr_ipv6, mask_ipv6;
- proto_tree *ext_tree_tft, *ext_tree_tft_pf, *ext_tree_tft_flags;
- proto_item *te, *tee, *tef;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "Traffic flow template");
- ext_tree_tft = proto_item_add_subtree(te, ett_gtp_tft);
- tft_flags = tvb_get_guint8(tvb, offset + 3);
- tft_code = (tft_flags >> 5) & 0x07;
- no_packet_filters = tft_flags & 0x0F;
- proto_tree_add_text(ext_tree_tft, tvb, offset + 1, 2, "TFT length: %u", length);
- tef = proto_tree_add_text(ext_tree_tft, tvb, offset + 3, 1, "TFT flags");
- ext_tree_tft_flags = proto_item_add_subtree(tef, ett_gtp_tft_flags);
- proto_tree_add_uint(ext_tree_tft_flags, hf_gtp_tft_code, tvb, offset + 3, 1, tft_flags);
- proto_tree_add_uint(ext_tree_tft_flags, hf_gtp_tft_spare, tvb, offset + 3, 1, tft_flags);
- proto_tree_add_uint(ext_tree_tft_flags, hf_gtp_tft_number, tvb, offset + 3, 1, tft_flags);
- offset = offset + 4;
- for (i = 0; i < no_packet_filters; i++) {
- pf_id = tvb_get_guint8(tvb, offset);
- tee = proto_tree_add_text(ext_tree_tft, tvb, offset, 1, "Packet filter id: %u", pf_id);
- ext_tree_tft_pf = proto_item_add_subtree(tee, ett_gtp_tft_pf);
- offset++;
- if (tft_code != 2) {
- pf_eval = tvb_get_guint8(tvb, offset);
- pf_len = tvb_get_guint8(tvb, offset + 1);
- proto_tree_add_uint(ext_tree_tft_pf, hf_gtp_tft_eval, tvb, offset, 1, pf_eval);
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + 1, 1, "Content length: %u", pf_len);
- offset = offset + 2;
- pf_offset = 0;
- while (pf_offset < pf_len) {
- pf_content_id = tvb_get_guint8(tvb, offset + pf_offset);
- switch (pf_content_id) {
- /* address IPv4 and mask = 8 bytes */
- case 0x10:
- addr_ipv4 = tvb_get_ipv4(tvb, offset + pf_offset + 1);
- mask_ipv4 = tvb_get_ipv4(tvb, offset + pf_offset + 5);
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + pf_offset, 9, "ID 0x10: IPv4/mask: %s/%s", ip_to_str((guint8 *) & addr_ipv4),
- ip_to_str((guint8 *) & mask_ipv4));
- pf_offset = pf_offset + 9;
- break;
- /* address IPv6 and mask = 32 bytes */
- case 0x20:
- tvb_get_ipv6(tvb, offset + pf_offset + 1, &addr_ipv6);
- tvb_get_ipv6(tvb, offset + pf_offset + 17, &mask_ipv6);
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + pf_offset, 33, "ID 0x20: IPv6/mask: %s/%s",
- ip6_to_str((struct e_in6_addr *) &addr_ipv6), ip6_to_str((struct e_in6_addr *) &mask_ipv6));
- pf_offset = pf_offset + 33;
- break;
- /* protocol identifier/next header type = 1 byte */
- case 0x30:
- proto = tvb_get_guint8(tvb, offset + pf_offset + 1);
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + pf_offset, 2, "ID 0x30: IPv4 protocol identifier/IPv6 next header: %u (%x)",
- proto, proto);
- pf_offset = pf_offset + 2;
- break;
- /* single destination port type = 2 bytes */
- case 0x40:
- port1 = tvb_get_ntohs(tvb, offset + pf_offset + 1);
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + pf_offset, 3, "ID 0x40: destination port: %u", port1);
- pf_offset = pf_offset + 3;
- break;
- /* destination port range type = 4 bytes */
- case 0x41:
- port1 = tvb_get_ntohs(tvb, offset + pf_offset + 1);
- port2 = tvb_get_ntohs(tvb, offset + pf_offset + 3);
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + pf_offset, 5, "ID 0x41: destination port range: %u - %u", port1, port2);
- pf_offset = pf_offset + 5;
- break;
- /* single source port type = 2 bytes */
- case 0x50:
- port1 = tvb_get_ntohs(tvb, offset + pf_offset + 1);
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + pf_offset, 3, "ID 0x50: source port: %u", port1);
- pf_offset = pf_offset + 3;
- break;
- /* source port range type = 4 bytes */
- case 0x51:
- port1 = tvb_get_ntohs(tvb, offset + pf_offset + 1);
- port2 = tvb_get_ntohs(tvb, offset + pf_offset + 3);
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + pf_offset, 5, "ID 0x51: source port range: %u - %u", port1, port2);
- pf_offset = pf_offset + 5;
- break;
- /* security parameter index type = 4 bytes */
- case 0x60:
- ipsec_id = tvb_get_ntohl(tvb, offset + pf_offset + 1);
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + pf_offset, 5, "ID 0x60: security parameter index: %x", ipsec_id);
- pf_offset = pf_offset + 5;
- break;
- /* type of service/traffic class type = 2 bytes */
- case 0x70:
- tos = tvb_get_ntohs(tvb, offset + pf_offset + 1);
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + pf_offset, 2, "ID 0x70: Type of Service/Traffic Class: %u (%x)", tos, tos);
- pf_offset = pf_offset + 3;
- break;
- /* flow label type = 3 bytes */
- case 0x80:
- label = tvb_get_ntoh24(tvb, offset + pf_offset + 1) & 0x0FFFFF;
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + pf_offset, 4, "ID 0x80: Flow Label: %u (%x)", label, label);
- pf_offset = pf_offset + 4;
- break;
- default:
- proto_tree_add_text(ext_tree_tft_pf, tvb, offset + pf_offset, 1, "Unknown value: %x ", pf_content_id);
- pf_offset++; /* to avoid infinite loop */
- break;
- }
- }
- offset = offset + pf_offset;
- }
- }
- return 3 + length;
- }
- /* GPRS: not present
- * UMTS: 3GPP TS 29.060 version 10.4.0 Release 10, chapter 7.7.37
- * Type = 138 (Decimal)
- * 25.413(RANAP) TargetID
- * There are several CRs to to this IE make sure to check with a recent spec if dissection is questioned.
- */
- static int
- decode_gtp_target_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_item *te;
- proto_tree *ext_tree;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "Target Identification");
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_TARGET_ID]);
- offset = offset + 1;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* Quote from specification:
- * The Target Identification information element contains the identification of a target RNC. Octets 4-n shall contain a
- * non-transparent copy of the corresponding IEs (see subclause 7.7.2) and be encoded as specified in Figure 51 below.
- * The "Target RNC-ID" part of the "Target ID" parameter is specified in 3GPP TS 25.413 [7].
- * NOTE 1: The ASN.1 parameter "Target ID" is forwarded non-transparently in order to maintain backward compatibility.
- * NOTE 2: The preamble of the "Target RNC-ID" (numerical value of e.g. 0x20) however shall not be included in
- * octets 4-n. Also the optional "iE-Extensions" parameter shall not be included into the GTP IE.
- */
- /* Octet 4-6 MCC + MNC */
- dissect_e212_mcc_mnc(tvb, pinfo, ext_tree, offset, TRUE);
- offset+=3;
- /* Octet 7-8 LAC */
- proto_tree_add_item(ext_tree, hf_gtp_rai_lac, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset+=2;
- /* Octet 9 RAC */
- proto_tree_add_item(ext_tree, hf_gtp_rai_rac, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- /* Octet 10-11 RNC-ID*/
- proto_tree_add_item(ext_tree, hf_gtp_target_rnc_id, tvb, offset, 2, ENC_BIG_ENDIAN);
- /* If the optional Extended RNC-ID is not included, then the length variable 'n' = 8 and the overall length of the IE is 11
- * octets. Otherwise, 'n' = 10 and the overall length of the IE is 13 octets
- */
- if(length == 10){
- proto_tree_add_item(ext_tree, hf_gtp_target_ext_rnc_id, tvb, offset, 2, ENC_BIG_ENDIAN);
- }
- return 3 + length;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.38
- */
- static int
- decode_gtp_utran_cont(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_item *te;
- proto_tree *ext_tree;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "UTRAN transparent Container");
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_UTRAN_CONT]);
- offset = offset + 1;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_item(ext_tree, hf_gtp_utran_field, tvb, offset, length, ENC_NA);
- return 3 + length;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.39
- */
- static int
- decode_gtp_rab_setup(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint32 teid, addr_ipv4;
- guint16 length;
- struct e_in6_addr addr_ipv6;
- proto_tree *ext_tree_rab_setup;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "Radio Access Bearer Setup Information");
- ext_tree_rab_setup = proto_item_add_subtree(te, ett_gtp_rab_setup);
- proto_tree_add_text(ext_tree_rab_setup, tvb, offset + 1, 2, "RAB setup length : %u", length);
- proto_tree_add_item(ext_tree_rab_setup, hf_gtp_nsapi, tvb, offset + 3, 1, ENC_BIG_ENDIAN);
- if (length > 1) {
- teid = tvb_get_ntohl(tvb, offset + 4);
- proto_tree_add_uint(ext_tree_rab_setup, hf_gtp_teid_data, tvb, offset + 4, 4, teid);
- switch (length) {
- case 12:
- addr_ipv4 = tvb_get_ipv4(tvb, offset + 8);
- proto_tree_add_ipv4(ext_tree_rab_setup, hf_gtp_rnc_ipv4, tvb, offset + 8, 4, addr_ipv4);
- break;
- case 24:
- tvb_get_ipv6(tvb, offset + 8, &addr_ipv6);
- proto_tree_add_ipv6(ext_tree_rab_setup, hf_gtp_rnc_ipv6, tvb, offset + 8, 16, (guint8 *) & addr_ipv6);
- break;
- default:
- break;
- }
- }
- return 3 + length;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.40
- */
- static int
- decode_gtp_hdr_list(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- int i;
- guint8 length, hdr;
- proto_tree *ext_tree_hdr_list;
- proto_item *te;
- length = tvb_get_guint8(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 2 + length, "%s", val_to_str_ext_const(GTP_EXT_HDR_LIST, >p_val_ext, "Unknown"));
- ext_tree_hdr_list = proto_item_add_subtree(te, ett_gtp_hdr_list);
- proto_tree_add_text(ext_tree_hdr_list, tvb, offset + 1, 1, "Number of Extension Header Types in list (i.e., length) : %u", length);
- for (i = 0; i < length; i++) {
- hdr = tvb_get_guint8(tvb, offset + 2 + i);
- proto_tree_add_text(ext_tree_hdr_list, tvb, offset + 2 + i, 1, "No. %u --> Extension Header Type value : %s (0x%02x)", i + 1,
- val_to_str_const(hdr, next_extension_header_fieldvals, "Unknown Extension Header Type"), hdr);
- }
- return 2 + length;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.41
- * TODO: find TriggerID description
- */
- static int
- decode_gtp_trigger_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- length = tvb_get_ntohs(tvb, offset + 1);
- proto_tree_add_text(tree, tvb, offset, 3 + length, "%s length : %u", val_to_str_ext_const(GTP_EXT_TRIGGER_ID, >p_val_ext, "Unknown"), length);
- return 3 + length;
- }
- /* GPRS: not present
- * UMTS: 29.060 v4.0, chapter 7.7.42
- * TODO: find OMC-ID description
- */
- static int
- decode_gtp_omc_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- length = tvb_get_ntohs(tvb, offset + 1);
- proto_tree_add_text(tree, tvb, offset, 3 + length, "%s length : %u", val_to_str_ext_const(GTP_EXT_OMC_ID, >p_val_ext, "Unknown"), length);
- return 3 + length;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.25
- * UMTS: 29.060 v6.11.0, chapter 7.7.44 Charging Gateway Address
- */
- static int
- decode_gtp_chrg_addr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- guint32 addr_ipv4;
- struct e_in6_addr addr_ipv6;
- proto_tree *ext_tree_chrg_addr;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s : ", val_to_str_ext_const(GTP_EXT_CHRG_ADDR, >p_val_ext, "Unknown"));
- ext_tree_chrg_addr = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_CHRG_ADDR]);
- proto_tree_add_text(ext_tree_chrg_addr, tvb, offset + 1, 2, "%s length : %u", val_to_str_ext_const(GTP_EXT_CHRG_ADDR, >p_val_ext, "Unknown"), length);
- switch (length) {
- case 4:
- addr_ipv4 = tvb_get_ipv4(tvb, offset + 3);
- proto_item_append_text(te, "%s", ip_to_str((guint8 *) & addr_ipv4));
- proto_tree_add_ipv4(ext_tree_chrg_addr, hf_gtp_chrg_ipv4, tvb, offset + 3, 4, addr_ipv4);
- break;
- case 16:
- tvb_get_ipv6(tvb, offset + 3, &addr_ipv6);
- proto_item_append_text(te, "%s", ip6_to_str((struct e_in6_addr *) &addr_ipv6));
- proto_tree_add_ipv6(ext_tree_chrg_addr, hf_gtp_chrg_ipv6, tvb, offset + 3, 16, (guint8 *) & addr_ipv6);
- break;
- default:
- proto_item_append_text(te, "unknown type or wrong length");
- break;
- }
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 V9.4.0, chapter 7.7.43 RAN Transparent Container
- * The information in the value part of the RAN Transparent Container IE contains all information elements (starting with
- * and including the BSSGP "PDU Type") in either of the RAN INFORMATION, RAN INFORMATION REQUEST,
- * RAN INFORMATION ACK or RAN INFORMATION ERROR messages respectively as specified in 3GPP TS 48.018
- */
- static int
- decode_gtp_ran_tr_cont(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- tvbuff_t *next_tvb;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s : ", val_to_str_ext_const(GTP_EXT_RAN_TR_CONT, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_RAN_TR_CONT]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- next_tvb = tvb_new_subset(tvb, offset, length, length);
- if (bssgp_handle) {
- col_set_fence(pinfo->cinfo, COL_INFO);
- call_dissector(bssgp_handle, next_tvb, pinfo, ext_tree);
- }
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.45 PDP Context Prioritization
- */
- static int
- decode_gtp_pdp_cont_prio(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s : ", val_to_str_ext_const(GTP_EXT_PDP_CONT_PRIO, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_PDP_CONT_PRIO]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.45A Additional RAB Setup Information
- */
- static int
- decode_gtp_add_rab_setup_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s : ", val_to_str_ext_const(GTP_EXT_ADD_RAB_SETUP_INF, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_ADD_RAB_SETUP_INF]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.47 SGSN Number
- */
- static int
- decode_gtp_ssgn_no(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s : ", val_to_str_ext_const(GTP_EXT_SSGN_NO, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_SSGN_NO]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 3GPP TS 29.060 version 7.8.0 Release 7, chapter 7.7.48 Common Flags
- */
- static int
- decode_gtp_common_flgs(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s : ", val_to_str_ext_const(GTP_EXT_COMMON_FLGS, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_COMMON_FLGS]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* Dual Address Bearer Flag */
- proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_dual_addr_bearer_flg, tvb, offset, 1, ENC_BIG_ENDIAN);
- /* Upgrade QoS Supported */
- proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_upgrd_qos_sup, tvb, offset, 1, ENC_BIG_ENDIAN);
- /* NRSN bit field */
- proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_nrsn, tvb, offset, 1, ENC_BIG_ENDIAN);
- /* No QoS negotiation */
- proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_no_qos_neg, tvb, offset, 1, ENC_BIG_ENDIAN);
- /* MBMS Counting Information bi */
- proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_mbs_cnt_inf, tvb, offset, 1, ENC_BIG_ENDIAN);
- /* RAN Procedures Ready */
- proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_mbs_ran_pcd_rdy, tvb, offset, 1, ENC_BIG_ENDIAN);
- /* MBMS Service Type */
- proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_mbs_srv_type, tvb, offset, 1, ENC_BIG_ENDIAN);
- /* Prohibit Payload Compression */
- proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_ppc, tvb, offset, 1, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.49
- */
- static int
- decode_gtp_apn_res(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree_apn_res;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s : ", val_to_str_ext_const(GTP_EXT_APN_RES, >p_val_ext, "Unknown"));
- ext_tree_apn_res = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_APN_RES]);
- offset++;
- proto_tree_add_item(ext_tree_apn_res, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* Restriction Type value */
- if (length != 1) {
- proto_item *expert_item;
- expert_item = proto_tree_add_text(tree, tvb, 0, length, "Wrong length indicated. Expected 1, got %u", length);
- expert_add_info_format(pinfo, expert_item, PI_MALFORMED, PI_ERROR, "Wrong length indicated. Expected 1, got %u", length);
- PROTO_ITEM_SET_GENERATED(expert_item);
- return 3 + length;
- }
- proto_tree_add_item(ext_tree_apn_res, hf_gtp_ext_apn_res, tvb, offset, length, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.50 RAT Type
- * RAT Type
- * Type = 151 (Decimal)
- */
- static int
- decode_gtp_rat_type(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree_rat_type;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_RAT_TYPE, >p_val_ext, "Unknown"));
- ext_tree_rat_type = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_RAT_TYPE]);
- offset++;
- proto_tree_add_item(ext_tree_rat_type, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* RAT Type value */
- if (length != 1) {
- proto_item *expert_item;
- expert_item = proto_tree_add_text(tree, tvb, 0, length, "Wrong length indicated. Expected 1, got %u", length);
- expert_add_info_format(pinfo, expert_item, PI_MALFORMED, PI_ERROR, "Wrong length indicated. Expected 1, got %u", length);
- PROTO_ITEM_SET_GENERATED(expert_item);
- return 3 + length;
- }
- proto_tree_add_item(ext_tree_rat_type, hf_gtp_ext_rat_type, tvb, offset, length, ENC_BIG_ENDIAN);
- proto_item_append_text(te, ": %s", val_to_str_const(tvb_get_guint8(tvb,offset), gtp_ext_rat_type_vals, "Unknown"));
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.51
- * User Location Information
- * Type = 152 (Decimal)
- */
- static const
- gchar *dissect_radius_user_loc(proto_tree * tree, tvbuff_t * tvb, packet_info* pinfo)
- {
- int offset = 0;
- guint8 geo_loc_type;
- guint16 length = tvb_length(tvb);
- /* Geographic Location Type */
- proto_tree_add_item(tree, hf_gtp_ext_geo_loc_type, tvb, offset, 1, ENC_BIG_ENDIAN);
- geo_loc_type = tvb_get_guint8(tvb, offset);
- offset++;
- switch(geo_loc_type) {
- case 0:
- /* Geographic Location field included and it holds the Cell Global
- * Identification (CGI) of where the user currently is registered.
- * CGI is defined in sub-clause 4.3.1 of 3GPP TS 23.003 [2].
- */
- /* Use gsm_a's function to dissect Geographic Location by faking disc ( last 0) */
- be_cell_id_aux(tvb, tree, pinfo, offset, length - 1, NULL, 0, 0);
- break;
- case 1:
- /* Geographic Location field included and it holds the Service
- * Area Identity (SAI) of where the user currently is registered.
- * SAI is defined in sub-clause 9.2.3.9 of 3GPP TS 25.413 [7].
- */
- /* Use gsm_a's function to dissect Geographic Location by faking disc ( last 4) */
- be_cell_id_aux(tvb, tree, pinfo, offset, length - 1, NULL, 0, 4);
- offset = offset + 5;
- proto_tree_add_item(tree, hf_gtp_ext_sac, tvb, offset, 2, ENC_BIG_ENDIAN);
- break;
- case 2:
- /* Geographic Location field included and it holds the Routing
- * Area Identification (RAI) of where the user currently is
- * registered. RAI is defined in sub-clause 4.2 of 3GPP TS 23.003
- * [2].
- */
- dissect_e212_mcc_mnc(tvb, pinfo, tree, offset, TRUE);
- offset+=3;
- proto_tree_add_item(tree, hf_gtp_rai_lac, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset+=2;
- proto_tree_add_item(tree, hf_gtp_rai_rac, tvb, offset, 1, ENC_BIG_ENDIAN);
- break;
- case 128:
- /* Geographic Location field included and it holds the Tracking
- * Area Identity (TAI) of where the user currently is registered.
- * TAI is defined in sub-clause 8.21.4 of 3GPP TS 29.274.
- */
- dissect_e212_mcc_mnc(tvb, pinfo, tree, offset, TRUE);
- offset+=3;
- proto_tree_add_item(tree, hf_gtp_tac, tvb, offset, 2, ENC_BIG_ENDIAN);
- break;
- case 129:
- /* Geographic Location field included and it holds the E-UTRAN Cell
- * Global Identifier (ECGI) of where the user currently is registered.
- * ECGI is defined in sub-clause 8.21.5 of 3GPP TS 29.274.
- */
- dissect_e212_mcc_mnc(tvb, pinfo, tree, offset, TRUE);
- offset+=3;
- proto_tree_add_item(tree, hf_gtp_eci, tvb, offset, 4, ENC_BIG_ENDIAN);
- break;
- case 130:
- /* Geographic Location field included and it holds the Tracking
- * Area Identity (TAI) and E-UTRAN CellGlobal Identifier (ECGI)
- * of where the user currently is registered.
- * TAI is defined in sub-clause 8.21.4 of 3GPP TS 29.274.
- * ECGI is defined in sub-clause 8.21.5 of 3GPP TS 29.274.
- */
- dissect_e212_mcc_mnc(tvb, pinfo, tree, offset, TRUE);
- offset+=3;
- proto_tree_add_item(tree, hf_gtp_tac, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset += 2;
- dissect_e212_mcc_mnc(tvb, pinfo, tree, offset, TRUE);
- offset+=3;
- proto_tree_add_item(tree, hf_gtp_eci, tvb, offset, 4, ENC_BIG_ENDIAN);
- break;
- default:
- proto_tree_add_text(tree, tvb, offset, length - 1, "Unknown Location type data");
- break;
- }
- return tvb_bytes_to_str(tvb, 0, length);
- }
- /*
- * 7.7.51 User Location Information
- */
- static int
- decode_gtp_usr_loc_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree, *rai_tree;
- proto_item *te, *fi;
- guint8 geo_loc_type;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_USR_LOC_INF, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_USR_LOC_INF]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- /* Geographic Location Type */
- proto_tree_add_item(ext_tree, hf_gtp_ext_geo_loc_type, tvb, offset, 1, ENC_BIG_ENDIAN);
- geo_loc_type = tvb_get_guint8(tvb, offset);
- offset++;
- switch(geo_loc_type) {
- case 0:
- /* Geographic Location field included and it holds the Cell Global
- * Identification (CGI) of where the user currently is registered.
- * CGI is defined in sub-clause 4.3.1 of 3GPP TS 23.003 [2].
- */
- /* Use gsm_a's function to dissect Geographic Location by faking disc ( last 0) */
- be_cell_id_aux(tvb, ext_tree, pinfo, offset, length - 1, NULL, 0, 0);
- break;
- case 1:
- /* Geographic Location field included and it holds the Service
- * Area Identity (SAI) of where the user currently is registered.
- * SAI is defined in sub-clause 9.2.3.9 of 3GPP TS 25.413 [7].
- */
- /* Use gsm_a's function to dissect Geographic Location by faking disc ( last 4) */
- be_cell_id_aux(tvb, ext_tree, pinfo, offset, length - 1, NULL, 0, 4);
- offset = offset + 5;
- proto_tree_add_item(ext_tree, hf_gtp_ext_sac, tvb, offset, 2, ENC_BIG_ENDIAN);
- break;
- case 2:
- /* Geographic Location field included and it holds the Routing
- * Area Identification (RAI) of where the user currently is
- * registered. RAI is defined in sub-clause 4.2 of 3GPP TS 23.003
- * [2].
- */
- fi = proto_tree_add_text(ext_tree, tvb, offset + 1, 7, "Routeing Area Identity (RAI)");
- rai_tree = proto_item_add_subtree(fi, ett_gtp_uli_rai);
- dissect_e212_mcc_mnc(tvb, pinfo, rai_tree, offset, TRUE);
- offset+=3;
- proto_tree_add_item(rai_tree, hf_gtp_rai_lac, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset+=2;
- proto_tree_add_item(rai_tree, hf_gtp_rai_rac, tvb, offset, 1, ENC_BIG_ENDIAN);
- break;
- default:
- proto_tree_add_text(tree, tvb, offset, length - 1, "Unknown Location type data");
- break;
- }
- return 3 + length;
- }
- static const value_string daylight_saving_time_vals[] = {
- {0, "No adjustment"},
- {1, "+1 hour adjustment for Daylight Saving Time"},
- {2, "+2 hours adjustment for Daylight Saving Time"},
- {3, "Reserved"},
- {0, NULL}
- };
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.52
- * MS Time Zone
- * Type = 153 (Decimal)
- * The ' MS Time Zone' IE is used to indicate the offset between universal time and local time
- * in steps of 15 minutes of where the MS currently resides. The 'Time Zone' field uses the same
- * format as the 'Time Zone' IE in 3GPP TS 24.008 (10.5.3.8)
- * its value shall be set as defined in 3GPP TS 22.042
- */
- static int
- decode_gtp_ms_time_zone(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- guint8 data;
- char sign;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s: ", val_to_str_ext_const(GTP_EXT_MS_TIME_ZONE, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MS_TIME_ZONE]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* 3GPP TS 23.040 version 6.6.0 Release 6
- * 9.2.3.11 TP-Service-Centre-Time-Stamp (TP-SCTS)
- * :
- * The Time Zone indicates the difference, expressed in quarters of an hour,
- * between the local time and GMT. In the first of the two semi-octets,
- * the first bit (bit 3 of the seventh octet of the TP-Service-Centre-Time-Stamp field)
- * represents the algebraic sign of this difference (0: positive, 1: negative).
- */
- data = tvb_get_guint8(tvb, offset);
- sign = (data & 0x08) ? '-' : '+';
- data = (data >> 4) + (data & 0x07) * 10;
- proto_tree_add_text(ext_tree, tvb, offset, 1, "Timezone: GMT %c %d hours %d minutes", sign, data / 4, data % 4 * 15);
- proto_item_append_text(te, "GMT %c %d hours %d minutes", sign, data / 4, data % 4 * 15);
- offset++;
- data = tvb_get_guint8(tvb, offset) & 0x3;
- proto_tree_add_text(ext_tree, tvb, offset, 1, "%s", val_to_str_const(data, daylight_saving_time_vals, "Unknown"));
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.53
- * International Mobile Equipment Identity (and Software Version) (IMEI(SV))
- * Type = 154 (Decimal)
- */
- static int
- decode_gtp_imeisv(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_imeisv;
- proto_item *te;
- tvbuff_t *next_tvb;
- const char *digit_str;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_IMEISV, >p_val_ext, "Unknown"));
- ext_imeisv = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_IMEISV]);
- offset++;
- proto_tree_add_item(ext_imeisv, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* IMEI(SV)
- * The structure of the IMEI and IMEISV are defined in sub-clause 6.2 of 3GPP TS 23.003 [2].
- * The 'IMEI(SV)' field shall contain the IMEISV if it is available. If only the IMEI is available,
- * then the IMEI shall be placed in the IMEI(SV) field and the last semi-octet of octet 11 shall be
- * set to '1111'. Both IMEI and IMEISV are BCD encoded.
- */
- next_tvb = tvb_new_subset(tvb, offset, length, length);
- digit_str = unpack_digits(next_tvb, 0);
- proto_tree_add_string(ext_imeisv, hf_gtp_ext_imeisv, next_tvb, 0, -1, digit_str);
- proto_item_append_text(te, ": %s", digit_str);
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.54
- * CAMEL Charging Information Container
- * Type = 155 (Decimal)
- */
- static int
- decode_gtp_camel_chg_inf_con(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_CAMEL_CHG_INF_CON, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_CAMEL_CHG_INF_CON]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.55
- * MBMS UE Context
- */
- static int
- decode_gtp_mbms_ue_ctx(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MBMS_UE_CTX, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_UE_CTX]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 3GPP TS 29.060 version 7.8.0 Release 7, chapter 7.7.56
- * Temporary Mobile Group Identity (TMGI)
- * The Temporary Mobile Group Identity (TMGI) information element contains
- * a TMGI allocated by the BM-SC. It is coded as in the value part defined
- * in 3GPP T S 24.008 [5] (i.e. the IEI and octet length indicator are not included).
- */
- static int
- decode_gtp_tmgi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree, *tmgi_tree;
- proto_item *te, *ti;
- tvbuff_t *next_tvb;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_TMGI, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_TMGI]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- ti = proto_tree_add_item(ext_tree, hf_gtp_tmgi, tvb, offset, length, ENC_NA);
- tmgi_tree = proto_item_add_subtree(ti, ett_gtp_tmgi);
- next_tvb = tvb_new_subset(tvb, offset, length, length);
- de_mid(next_tvb, tmgi_tree, pinfo, 0, length, NULL, 0);
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.57
- * RIM Routing Address
- */
- static int
- decode_gtp_rim_ra(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_RIM_RA, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_RIM_RA]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* To dissect the Address the Routing Address discriminator must be known */
- /*
- * Octets 4-n are coded according to 3GPP TS 48.018 [20] 11.3.77 RIM Routing Information IE octets 4-n.
- */
- proto_tree_add_item(ext_tree, hf_gtp_rim_routing_addr, tvb, offset, length, ENC_NA);
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.58
- * MBMS Protocol Configuration Options
- */
- static int
- decode_gtp_mbms_prot_conf_opt(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MBMS_PROT_CONF_OPT, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_PROT_CONF_OPT]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 3GPP TS 29.060 version 7.8.0 Release 7, chapter 7.7.59
- * MBMS Session Duration
- */
- /* Used for Diameter */
- static int
- dissect_gtp_mbms_ses_dur(tvbuff_t * tvb, packet_info * pinfo _U_, proto_tree * tree, void *data _U_)
- {
- int offset = 0;
- proto_tree_add_item(tree, hf_gtp_mbms_ses_dur_days, tvb, offset, 3, ENC_BIG_ENDIAN);
- proto_tree_add_item(tree, hf_gtp_mbms_ses_dur_s, tvb, offset, 3, ENC_BIG_ENDIAN);
- return 3;
- }
- static int
- decode_gtp_mbms_ses_dur(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MBMS_SES_DUR, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_SES_DUR]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* The MBMS Session Duration is defined in 3GPP TS 23.246 [26].
- * The MBMS Session Duration information element indicates the estimated
- * session duration of the MBMS service data transmission if available.
- * The payload shall be encoded as per the MBMS-Session-Duration AVP defined
- * in 3GPP TS 29.061 [27], excluding the AVP Header fields
- * (as defined in IETF RFC 3588 [36], section 4.1).
- */
- /* The MBMS-Session-Duration AVP (AVP code 904) is of type OctetString
- * with a length of three octets and indicates the estimated session duration
- * (MBMS Service data transmission). Bits 0 to 16 (17 bits) express seconds, for which the
- * maximum allowed value is 86400 seconds. Bits 17 to 23 (7 bits) express days,
- * for which the maximum allowed value is 18 days. For the whole session duration the seconds
- * and days are added together and the maximum session duration is 19 days.
- */
- proto_tree_add_item(ext_tree, hf_gtp_mbms_ses_dur_days, tvb, offset, 3, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree, hf_gtp_mbms_ses_dur_s, tvb, offset, 3, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 3GPP TS 29.060 version 7.8.0 Release 7, chapter 7.7.60
- * MBMS Service Area
- */
- static int
- dissect_gtp_3gpp_mbms_service_area(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void *data _U_) {
- int offset = 0;
- guint8 no_of_mbms_sa_codes;
- int i;
- /* The MBMS Service Area is defined in 3GPP TS 23.246 [26].
- * The MBMS Service Area information element indicates the area over
- * which the Multimedia Broadcast/Multicast Service is to be distributed.
- * The payload shall be encoded as per the MBMS-Service-Area AVP defined
- * in 3GPP TS 29.061 [27], excluding the AVP Header fields (as defined in
- * IETF RFC 3588 [36], section 4.1).
- */
- /* Number N of MBMS service area codes coded as:
- * 1 binary value is '00000000'
- * ... ...
- * 256 binary value is '11111111'
- */
- no_of_mbms_sa_codes = tvb_get_guint8(tvb, offset) + 1;
- proto_tree_add_uint(tree, hf_gtp_no_of_mbms_sa_codes, tvb, offset, 1, no_of_mbms_sa_codes);
- offset++;
- /* A consecutive list of N MBMS service area codes
- * The MBMS Service Area Identity and its semantics are defined in 3GPP TS 23.003
- * The length of an MBMS service area code is 2 octets.
- */
- for (i = 0; i < no_of_mbms_sa_codes; i++) {
- proto_tree_add_item(tree, hf_gtp_mbms_sa_code, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- }
- return offset;
- }
- static int
- decode_gtp_mbms_sa(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- tvbuff_t *next_tvb;
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MBMS_SA, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_SA]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- next_tvb = tvb_new_subset(tvb, offset, length-3, length-3);
- dissect_gtp_3gpp_mbms_service_area(next_tvb, pinfo, ext_tree, NULL);
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.61
- * Source RNC PDCP context info
- */
- static int
- decode_gtp_src_rnc_pdp_ctx_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_SRC_RNC_PDP_CTX_INF, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_SRC_RNC_PDP_CTX_INF]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.62
- * Additional Trace Info
- */
- static int
- decode_gtp_add_trs_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_ADD_TRS_INF, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_ADD_TRS_INF]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.63
- * Hop Counter
- */
- static int
- decode_gtp_hop_count(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_HOP_COUNT, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_HOP_COUNT]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.64
- * Selected PLMN ID
- */
- static int
- decode_gtp_sel_plmn_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_SEL_PLMN_ID, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_SES_ID]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- dissect_e212_mcc_mnc(tvb, pinfo, ext_tree, offset, FALSE);
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.65
- * MBMS Session Identifier
- */
- static int
- decode_gtp_mbms_ses_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MBMS_SES_ID, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_SES_ID]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.66
- * MBMS 2G/3G Indicator
- */
- static const value_string gtp_mbs_2g_3g_ind_vals[] = {
- {0, "2G only"},
- {1, "3G only"},
- {2, "Both 2G and 3G"},
- {0, NULL}
- };
- static int
- decode_gtp_mbms_2g_3g_ind(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MBMS_2G_3G_IND, >p_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_2G_3G_IND]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* MBMS 2G/3G Indicator */
- proto_tree_add_item(ext_tree, hf_gtp_mbs_2g_3g_ind, tvb, offset, 1, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.67
- * Enhanced NSAPI
- */
- static int
- decode_gtp_enh_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_ENH_NSAPI, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_ENH_NSAPI]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.68
- * Additional MBMS Trace Info
- */
- static int
- decode_gtp_add_mbms_trs_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_ADD_MBMS_TRS_INF, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_ADD_MBMS_TRS_INF]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.69
- * MBMS Session Identity Repetition Number
- */
- static int
- decode_gtp_mbms_ses_id_rep_no(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MBMS_SES_ID_REP_NO, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_SES_ID_REP_NO]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 3GPP TS 29.060 version 7.8.0 Release 7
- * MBMS Time To Data Transfer
- */
- /* Used for Diameter */
- static int
- dissect_gtp_mbms_time_to_data_tr(tvbuff_t * tvb, packet_info * pinfo _U_, proto_tree * tree, void *data _U_)
- {
- int offset = 0;
- guint8 time_2_dta_tr;
- time_2_dta_tr = tvb_get_guint8(tvb, offset) + 1;
- proto_tree_add_uint(tree, hf_gtp_time_2_dta_tr, tvb, offset, 1, time_2_dta_tr);
- return 3;
- }
- static int
- decode_gtp_mbms_time_to_data_tr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- guint8 time_2_dta_tr;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MBMS_TIME_TO_DATA_TR, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_TIME_TO_DATA_TR]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data
- * The MBMS Time To Data Transfer is defined in 3GPP TS 23.246 [26].
- * The MBMS Time To Data Transfer information element contains a
- * MBMS Time To Data Transfer allocated by the BM-SC.
- * The payload shall be encoded as per the MBMS-Time-To-Data-Transfer AVP
- * defined in 3GPP TS 29.061 [27], excluding the AVP Header fields
- * (as defined in IETF RFC 3588 [36], section 4.1).
- */
- /* The coding is specified as per the Time to MBMS Data Transfer Value Part Coding
- * of the Time to MBMS Data Transfer IE in 3GPP TS 48.018
- * Bits
- * 8 7 6 5 4 3 2 1
- * 0 0 0 0 0 0 0 0 1s
- * 0 0 0 0 0 0 0 1 2s
- * 0 0 0 0 0 0 1 0 3s
- * :
- * 1 1 1 1 1 1 1 1 256s
- */
- time_2_dta_tr = tvb_get_guint8(tvb, offset) + 1;
- proto_tree_add_uint(ext_tree, hf_gtp_time_2_dta_tr, tvb, offset, 1, time_2_dta_tr);
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.71
- * PS Handover Request Context
- */
- static int
- decode_gtp_ps_ho_req_ctx(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_PS_HO_REQ_CTX, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_PS_HO_REQ_CTX]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.72
- * BSS Container
- */
- static int
- decode_gtp_bss_cont(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_BSS_CONT, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_BSS_CONT]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- /*
- * The content of this container is defined in 3GPP TS 48.018
- */
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.73
- * Cell Identification
- */
- static int
- decode_gtp_cell_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_CELL_ID, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_CELL_ID]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- /*
- * for PS handover from A/Gb mode, the identification of a target cell (Cell ID 1) and the identification of the
- * source cell (Cell ID 2) as defined in 3GPP TS 48.018 [20].
- *
- * for PS handover from Iu mode, the identification of a target cell (Cell ID 1)) and the identification of the
- * source RNC (RNC-ID) as defined in 3GPP TS 48.018
- */
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.74
- * PDU Numbers
- */
- static int
- decode_gtp_pdu_no(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_PDU_NO, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_PDU_NO]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /* GPRS: ?
- * UMTS: 29.060 v6.11.0, chapter 7.7.75
- * BSSGP Cause
- */
- static int
- decode_gtp_bssgp_cause(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_BSSGP_CAUSE, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_BSSGP_CAUSE]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /*
- * The BSSGP Cause information element contains the cause as defined in 3GPP TS 48.018
- */
- proto_tree_add_item(ext_tree, hf_gtp_bssgp_cause, tvb, offset, 2, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /*
- * Required MBMS bearer capabilities 7.7.76
- */
- static int
- decode_gtp_mbms_bearer_cap(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_REQ_MBMS_BEARER_CAP, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_REQ_MBMS_BEARER_CAP]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- #if 0 /* Fix Dead Store Warning */
- offset = offset + 2;
- #endif
- /* The payload shall be encoded as per the
- * Required-MBMS-Bearer-Capabilities AVP defined in 3GPP TS 29.061 [27],
- * excluding the AVP Header fields (as defined in IETF RFC 3588 [36], section 4.1).
- */
- /* TODO Add decoding (call Diameter dissector???) */
- return 3 + length;
- }
- /*
- * RIM Routing Address Discriminator 7.7.77
- */
- static const value_string gtp_bssgp_ra_discriminator_vals[] = {
- { 0, "A Cell Identifier is used to identify a GERAN cell" },
- { 1, "A Global RNC-ID is used to identify a UTRAN RNC" },
- { 2, "An eNB identifier is used to identify an E-UTRAN eNodeB or HeNB" },
- { 0, NULL }
- };
- static int
- decode_gtp_rim_ra_disc(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_RIM_ROUTING_ADDR_DISC, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_RIM_ROUTING_ADDR_DISC]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* Octet 4 bits 4 - 1 is coded according to 3GPP TS 48.018 [20]
- * RIM Routing Information IE octet 3 bits 4 - 1.
- * Bits 8 - 5 are coded "0000".
- */
- proto_tree_add_item(ext_tree, hf_gtp_bssgp_ra_discriminator, tvb, offset, 1, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /*
- * List of set-up PFCs 7.7.78
- */
- static int
- decode_gtp_lst_set_up_pfc(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_LIST_OF_SETUP_PFCS, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_LIST_OF_SETUP_PFCS]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /*
- * PS Handover XID Parameters 7.7.79
- */
- static int
- decode_gtp_ps_handover_xid(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- tvbuff_t *next_tvb;
- guint8 sapi;
- guint8 xid_par_len;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_PS_HANDOVER_XIP_PAR, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_PS_HANDOVER_XIP_PAR]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- sapi = tvb_get_guint8(tvb, offset) & 0x0F;
- proto_tree_add_uint(ext_tree, hf_gtp_sapi, tvb, offset, 1, sapi);
- offset++;
- xid_par_len = tvb_get_guint8(tvb, offset);
- proto_tree_add_uint(ext_tree, hf_gtp_xid_par_len, tvb, offset, 1, xid_par_len);
- offset++;
- if (sndcpxid_handle) {
- next_tvb = tvb_new_subset_remaining(tvb, offset);
- call_dissector(sndcpxid_handle, next_tvb, pinfo, tree);
- } else
- proto_tree_add_text(tree, tvb, offset, 0, "Data");
- return 4 + length;
- }
- /*
- * MS Info Change Reporting Action 7.7.80
- */
- static int
- decode_gtp_ms_inf_chg_rep_act(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MS_INF_CHG_REP_ACT, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MS_INF_CHG_REP_ACT]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /*
- * Direct Tunnel Flags 7.7.81
- */
- static int
- decode_gtp_direct_tnl_flg(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_DIRECT_TUNNEL_FLGS, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_DIRECT_TUNNEL_FLGS]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- proto_tree_add_item(ext_tree, hf_gtp_ext_ei, tvb, offset, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree, hf_gtp_ext_gcsi, tvb, offset, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree, hf_gtp_ext_dti, tvb, offset, 1, ENC_BIG_ENDIAN);
- #if 0 /* Fix Dead Store Warning */
- offset++;
- #endif
- return 3 + length;
- }
- /*
- * Correlation-ID 7.7.82
- */
- static int
- decode_gtp_corrl_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_CORRELATION_ID, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_CORRELATION_ID]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* TODO add decoding of data */
- proto_tree_add_text(ext_tree, tvb, offset, length, "Data not decoded yet");
- return 3 + length;
- }
- /*
- * Bearer Control Mode 7.7.83
- * version 10.0.0
- */
- static const value_string gtp_pdp_bcm_type_vals[] = {
- {0, "MS_only"},
- {1, "MS/NW"},
- {0, NULL}
- };
- static int
- decode_gtp_bearer_cntrl_mod(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_BEARER_CONTROL_MODE, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_BEARER_CONTROL_MODE]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_item(ext_tree, hf_gtp_bcm, tvb, offset, 1, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /*
- * 7.7.84 MBMS Flow Identifier
- */
- static int
- decode_gtp_mbms_flow_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MBMS_FLOW_ID, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_FLOW_ID]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* 4-n MBMS Flow Identifier */
- proto_tree_add_item(ext_tree, hf_gtp_mbms_flow_id, tvb, offset, length, ENC_NA);
- return 3 + length;
- }
- /*
- * 7.7.85 MBMS IP Multicast Distribution
- */
- static int
- decode_gtp_mbms_ip_mcast_dist(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MBMS_IP_MCAST_DIST, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_IP_MCAST_DIST]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.86 MBMS Distribution Acknowledgement
- */
- /* Table 7.7.86.1: Distribution Indication values */
- static const value_string gtp_mbms_dist_indic_vals[] = {
- {0, "No RNCs have accepted IP multicast distribution"},
- {1, "All RNCs have accepted IP multicast distribution"},
- {2, "Some RNCs have accepted IP multicast distribution"},
- {3, "Spare. For future use."},
- {0, NULL}
- };
- static int
- decode_gtp_mbms_dist_ack(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MBMS_DIST_ACK, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MBMS_DIST_ACK]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* Distribution Indication values */
- proto_tree_add_item(ext_tree, hf_gtp_mbms_dist_indic, tvb, offset, 1, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /*
- * 7.7.87 Reliable INTER RAT HANDOVER INFO
- */
- static int
- decode_gtp_reliable_irat_ho_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_RELIABLE_IRAT_HO_INF, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_RELIABLE_IRAT_HO_INF]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.88 RFSP Index
- */
- static int
- decode_gtp_rfsp_index(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_RFSP_INDEX, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_RFSP_INDEX]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.89 PDP Type
- */
- /*
- * 7.7.90 Fully Qualified Domain Name (FQDN)
- */
- static int
- decode_gtp_fqdn(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, length + 3, "%s", val_to_str_ext_const(GTP_EXT_FQDN, >p_val_ext, "Unknown field"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_FQDN]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- proto_tree_add_text(ext_tree, tvb, offset + 1, 2, "FQDN length : %u", length);
- decode_fqdn(tvb, offset + 3, length, ext_tree);
- return 3 + length;
- }
- /*
- * 7.7.91 Evolved Allocation/Retention Priority I
- */
- static int
- decode_gtp_evolved_allc_rtn_p1(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_EVO_ALLO_RETE_P1, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_EVO_ALLO_RETE_P1]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_item(ext_tree, hf_gtp_earp_pvi, tvb, offset, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree, hf_gtp_earp_pl, tvb, offset, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree, hf_gtp_earp_pci, tvb, offset, 1, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /*
- * 7.7.92 Evolved Allocation/Retention Priority II
- */
- static int
- decode_gtp_evolved_allc_rtn_p2(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_EVO_ALLO_RETE_P2, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_EVO_ALLO_RETE_P2]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_earp_pvi, tvb, offset, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree, hf_gtp_earp_pl, tvb, offset, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree, hf_gtp_earp_pci, tvb, offset, 1, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /*
- * 7.7.93 Extended Common Flags
- */
- static int
- decode_gtp_extended_common_flgs(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_EXTENDED_COMMON_FLGS, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_EXTENDED_COMMON_FLGS]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.94 User CSG Information (UCI)
- */
- static int
- decode_gtp_uci(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_UCI, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_UCI]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.95 CSG Information Reporting Action
- */
- static int
- decode_gtp_csg_inf_rep_act(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_CSG_INF_REP_ACT, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_CSG_INF_REP_ACT]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.96 CSG ID
- */
- static int
- decode_gtp_csg_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_CSG_ID, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_CSG_ID]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.97 CSG Membership Indication (CMI)
- */
- static int
- decode_gtp_cmi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_CMI, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_CMI]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.98 APN Aggregate Maximum Bit Rate (APN-AMBR)
- */
- static int
- decode_gtp_apn_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_AMBR, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_RELIABLE_IRAT_HO_INF]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* APN Aggregate Maximum Bit Rate (APN-AMBR) is defined in clause 9.9.4.2 of 3GPP TS 24.301 [42], but shall be
- * formatted as shown in Figure 7.7.98-1 as Unsigned32 binary integer values in kbps (1000 bits per second).
- */
- /* 4 to 7 APN-AMBR for Uplink */
- te = proto_tree_add_item(ext_tree, hf_gtp_ext_apn_ambr_ul, tvb, offset, 4, ENC_BIG_ENDIAN);
- proto_item_append_text(te, " kbps");
- offset+=4;
- /* 8 to 11 APN-AMBR for Downlink */
- te = proto_tree_add_item(ext_tree, hf_gtp_ext_apn_ambr_dl, tvb, offset, 4, ENC_BIG_ENDIAN);
- proto_item_append_text(te, " kbps");
- return 3 + length;
- }
- /*
- * 7.7.99 UE Network Capability
- */
- static int
- decode_gtp_ue_network_cap(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_UE_NETWORK_CAP, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_UE_NETWORK_CAP]);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- de_emm_ue_net_cap(tvb, ext_tree, pinfo, offset, length, NULL, 0);
- return 3 + length;
- }
- /*
- * 7.7.100 UE-AMBR
- */
- static int
- decode_gtp_ue_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_APN_AMBR_WITH_NSAPI, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_APN_AMBR_WITH_NSAPI]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* 4 to 7 Subscribed UE-AMBR for Uplink */
- te = proto_tree_add_item(ext_tree, hf_gtp_ext_sub_ue_ambr_ul, tvb, offset, 4, ENC_BIG_ENDIAN);
- proto_item_append_text(te, " kbps");
- offset+=4;
- /* 8 to 11 Subscribed UE-AMBR for Downlink */
- te = proto_tree_add_item(ext_tree, hf_gtp_ext_sub_ue_ambr_dl, tvb, offset, 4, ENC_BIG_ENDIAN);
- proto_item_append_text(te, " kbps");
- offset+=4;
- /* Authorized UE-AMBR for Uplink and Downlink fields are present in the IE only if the sender has their valid values
- * available. Otherwise, the fields from m to (n+3) shall not be present.
- */
- if(offset >= length)
- return 3 + length;
- /* m to (m+3) Authorized UE-AMBR for Uplink */
- te = proto_tree_add_item(ext_tree, hf_gtp_ext_auth_ue_ambr_ul, tvb, offset, 4, ENC_BIG_ENDIAN);
- proto_item_append_text(te, " kbps");
- offset+=4;
- /* (m+4) to (n+3) Authorized UE-AMBR for Downlink */
- te = proto_tree_add_item(ext_tree, hf_gtp_ext_auth_ue_ambr_dl, tvb, offset, 4, ENC_BIG_ENDIAN);
- proto_item_append_text(te, " kbps");
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.101 APN-AMBR with NSAPI
- */
- static int
- decode_gtp_apn_ambr_with_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_UE_AMBR, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_UE_AMBR]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN);
- offset++;
- /* 5 to 8 Authorized APN-AMBR for Uplink */
- te = proto_tree_add_item(ext_tree, hf_gtp_ext_auth_apn_ambr_ul, tvb, offset, 4, ENC_BIG_ENDIAN);
- proto_item_append_text(te, " kbps");
- offset+=4;
- /* 9 to12 Authorized APN-AMBR for Downlink */
- te = proto_tree_add_item(ext_tree, hf_gtp_ext_auth_apn_ambr_dl, tvb, offset, 4, ENC_BIG_ENDIAN);
- proto_item_append_text(te, " kbps");
- return 3 + length;
- }
- /*
- * 7.7.102 GGSN Back-Off Time
- */
- /* Table 7.7.102.1: GGSN Back-Off Time information element */
- static const value_string gtp_ggsn_back_off_time_units_vals[] = {
- {0, "value is incremented in multiples of 2 seconds"},
- {1, "value is incremented in multiples of 1 minute"},
- {2, "value is incremented in multiples of 10 minutes"},
- {3, "value is incremented in multiples of 1 hour"},
- {4, "value is incremented in multiples of 10 hours"},
- {5, "value indicates that the timer is infinite"},
- {0, NULL}
- };
- static int
- decode_gtp_ggsn_back_off_time(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_GGSN_BACK_OFF_TIME, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_GGSN_BACK_OFF_TIME]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* 4 Timer unit Timer value */
- proto_tree_add_item(ext_tree, hf_gtp_ext_ggsn_back_off_time_units, tvb, offset, 2, ENC_BIG_ENDIAN);
- proto_tree_add_item(ext_tree, hf_gtp_ext_ggsn_back_off_timer, tvb, offset, 2, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /*
- * 7.7.103 Signalling Priority Indication
- */
- static int
- decode_gtp_sig_pri_ind(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_SIG_PRI_IND, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_SIG_PRI_IND]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.104 Signalling Priority Indication with NSAPI
- */
- static int
- decode_gtp_sig_pri_ind_w_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_SIG_PRI_IND_W_NSAPI, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_SIG_PRI_IND_W_NSAPI]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.105 Higher bitrates than 16 Mbps flag
- */
- static const value_string gtp_higher_br_16mb_flg_vals[] = {
- {0, "Not allowed"},
- {1, "Allowed"},
- {0, NULL}
- };
- static int
- decode_gtp_higher_br_16mb_flg(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_HIGHER_BR_16MB_FLG, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_HIGHER_BR_16MB_FLG]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* Higher bitrates than 16 Mbps flag */
- proto_tree_add_item(ext_tree, hf_gtp_higher_br_16mb_flg, tvb, offset, 1, ENC_BIG_ENDIAN);
- return 3 + length;
- }
- /*
- * 7.7.106 Max MBR/APN-AMBR
- */
- static int
- decode_gtp_max_mbr_apn_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- guint32 max_ul;
- guint32 max_dl;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_MAX_MBR_APN_AMBR, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_MAX_MBR_APN_AMBR]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- /* Max MBR/APN-AMBR for uplink */
- max_ul = tvb_get_ntohl(tvb, offset);
- proto_tree_add_uint_format(ext_tree, hf_gtp_max_mbr_apn_ambr_ul, tvb, offset, 4, max_ul, "Max MBR/APN-AMBR for uplink : %u %s",
- (max_ul) > 1000 ? max_ul/1000 : max_ul,
- (max_ul) > 1000 ? "Mbps" : "kbps");
- offset += 4;
- /* Max MBR/APN-AMBR for downlink */
- max_dl = tvb_get_ntohl(tvb, offset);
- proto_tree_add_uint_format(ext_tree, hf_gtp_max_mbr_apn_ambr_dl, tvb, offset, 4, max_dl, "Max MBR/APN-AMBR for downlink : %u %s",
- (max_dl) > 1000 ? max_dl/1000 : max_dl,
- (max_dl) > 1000 ? "Mbps" : "kbps");
- return 3 + length;
- }
- /*
- * 7.7.107 Additional MM context for SRVCC
- */
- static int
- decode_gtp_add_mm_ctx_srvcc(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_ADD_MM_CTX_SRVCC, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_ADD_MM_CTX_SRVCC]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.108 Additional flags for SRVCC
- */
- static int
- decode_gtp_add_flgs_srvcc(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_ADD_FLGS_SRVCC, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_ADD_FLGS_SRVCC]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.109 STN-SR
- */
- static int
- decode_gtp_stn_sr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_STN_SR, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_STN_SR]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.110 C-MSISDN
- */
- static int
- decode_gtp_c_msisdn(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_C_MSISDN, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_C_MSISDN]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /*
- * 7.7.111 Extended RANAP Cause
- */
- static int
- decode_gtp_ext_ranap_cause(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- proto_tree *ext_tree;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "%s", val_to_str_ext_const(GTP_EXT_EXT_RANAP_CAUSE, >pv1_val_ext, "Unknown"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ies[GTP_EXT_EXT_RANAP_CAUSE]);
- proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- proto_tree_add_text(ext_tree, tvb, offset, length, "The rest of the data is not dissected yet");
- return 3 + length;
- }
- /* GPRS: 12.15
- * UMTS: 33.015
- */
- static int
- decode_gtp_rel_pack(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length, n, number;
- proto_tree *ext_tree_rel_pack;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "Sequence numbers of released packets IE");
- ext_tree_rel_pack = proto_item_add_subtree(te, ett_gtp_rel_pack);
- n = 0;
- while (n < length) {
- number = tvb_get_ntohs(tvb, offset + 3 + n);
- proto_tree_add_text(ext_tree_rel_pack, tvb, offset + 3 + n, 2, "%u", number);
- n = n + 2;
- }
- return 3 + length;
- }
- /* GPRS: 12.15
- * UMTS: 33.015
- */
- static int
- decode_gtp_can_pack(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length, n, number;
- proto_tree *ext_tree_can_pack;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "Sequence numbers of cancelled packets IE");
- ext_tree_can_pack = proto_item_add_subtree(te, ett_gtp_can_pack);
- n = 0;
- while (n < length) {
- number = tvb_get_ntohs(tvb, offset + 3 + n);
- proto_tree_add_text(ext_tree_can_pack, tvb, offset + 3 + n, 2, "%u", number);
- n = n + 2;
- }
- return 3 + length;
- }
- /* CDRs dissector
- * 3GPP TS 32.295 version 9.0.0 Release 9
- */
- static const value_string gtp_cdr_fmt_vals[] = {
- {1, "Basic Encoding Rules (BER)"},
- {2, "Unaligned basic Packed Encoding Rules (PER)"},
- {3, "Aligned basic Packed Encoding Rules (PER)"},
- {0, NULL}
- };
- static int
- decode_gtp_data_req(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length, cdr_length;
- guint8 no, format, app_id, rel_id, ver_id, i;
- proto_tree *ext_tree, *ver_tree, *cdr_dr_tree;
- proto_item *te, *fmt_item, *ver_item;
- tvbuff_t *next_tvb;
- te = proto_tree_add_text(tree, tvb, offset, 1, "%s", val_to_str_ext_const(GTP_EXT_DATA_REQ, >p_val_ext, "Unknown message"));
- ext_tree = proto_item_add_subtree(te, ett_gtp_ext);
- offset++;
- length = tvb_get_ntohs(tvb, offset);
- proto_tree_add_text(ext_tree, tvb, offset, 2, "Length: %u", length);
- offset+=2;
- /* Octet 4 Number of Data Records */
- no = tvb_get_guint8(tvb, offset);
- proto_tree_add_text(ext_tree, tvb, offset, 1, "Number of data records: %u", no);
- offset++;
- /* Octet 5 Data Record Format */
- format = tvb_get_guint8(tvb, offset);
- fmt_item = proto_tree_add_text(ext_tree, tvb, offset, 1, "Data record format: %u", format);
- offset++;
- /* The value range is 1-255 in decimal. The value '0' should not be used.
- * Only the values 1-10 and 51-255 can be used for standards purposes.
- * Values in the range of 11-50 are to be configured only by operators, and are not subject to standardization.
- */
- if(format < 4) {
- proto_item_append_text(fmt_item, " %s", val_to_str_const(format, gtp_cdr_fmt_vals, "Unknown"));
- /* Octet 6 -7 Data Record Format Version
- * 8 7 6 5 4 3 2 1
- * 6 Application Identifier Release Identifier
- * 7 Version Identifier
- */
- app_id = tvb_get_guint8(tvb,offset);
- rel_id = app_id & 0x0f;
- app_id = app_id >>4;
- ver_id =tvb_get_guint8(tvb,offset+1);
- /* The second octet (#7 in Data Record Packet IE) identifies the version of the TS used to encode the CDR,
- * i.e. its value corresponds to the second digit of the version number of the document [51]
- * (as shown on the cover sheet), plus '1'.
- * E.g. for version 3.4.0, the Version Identifier would be "5".
- * In circumstances where the second digit is an alphabetical character, (e.g. 3.b.0), the corresponding ASCII value shall
- * be taken, e.g. the Version Identifier would be "66" (ASCII(b)).
- */
- if(ver_id < 0x65)
- ver_id = ver_id -1;
- /* XXX We don't handle ASCCI version */
- ver_item = proto_tree_add_text(ext_tree, tvb, offset, 2, "Data record format version: AppId %u Rel %u.%u.0", app_id,rel_id,ver_id);
- ver_tree = proto_item_add_subtree(ver_item, ett_gtp_cdr_ver);
- proto_tree_add_item(ver_tree, hf_gtp_cdr_app, tvb, offset, 1, ENC_BIG_ENDIAN);
- proto_tree_add_item(ver_tree, hf_gtp_cdr_rel, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- proto_tree_add_item(ver_tree, hf_gtp_cdr_ver, tvb, offset, 1, ENC_BIG_ENDIAN);
- offset++;
- for(i = 0; i < no; ++i) {
- cdr_length = tvb_get_ntohs(tvb, offset);
- te = proto_tree_add_text(ext_tree, tvb, offset, cdr_length+2, "Data record %d", i + 1);
- cdr_dr_tree = proto_item_add_subtree(te, ett_gtp_cdr_dr);
- proto_tree_add_text(cdr_dr_tree, tvb, offset, 2, "Length: %u", cdr_length);
- offset+=2;
- proto_tree_add_text(cdr_dr_tree, tvb, offset, cdr_length, "Content");
- next_tvb = tvb_new_subset_remaining(tvb, offset);
- /* XXX this is for release 6, may not work for higher releases */
- if(format==1) {
- if(rel_id == 6){
- dissect_gprscdr_GPRSCallEventRecord_PDU(next_tvb, pinfo, cdr_dr_tree, NULL);
- }else if((rel_id == 8)||(rel_id == 9)){
- dissect_gprscdr_GPRSRecord_PDU(next_tvb, pinfo, cdr_dr_tree, NULL);
- }
- } else {
- /* Do we have a dissector regestering for this data format? */
- dissector_try_uint(gtp_cdr_fmt_dissector_table, format, next_tvb, pinfo, cdr_dr_tree);
- }
- offset = offset + cdr_length;
- }
- } else {
- /* Proprietary CDR format */
- proto_item_append_text(fmt_item, " Proprietary or un documented format");
- }
- if (gtpcdr_handle) {
- next_tvb = tvb_new_subset_remaining(tvb, offset);
- call_dissector(gtpcdr_handle, next_tvb, pinfo, tree);
- }
- return 3 + length;
- }
- /* GPRS: 12.15
- * UMTS: 33.015
- */
- static int
- decode_gtp_data_resp(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length, n, number;
- proto_tree *ext_tree_data_resp;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "Requests responded");
- ext_tree_data_resp = proto_item_add_subtree(te, ett_gtp_data_resp);
- n = 0;
- while (n < length) {
- number = tvb_get_ntohs(tvb, offset + 3 + n);
- proto_tree_add_text(ext_tree_data_resp, tvb, offset + 3 + n, 2, "%u", number);
- n = n + 2;
- }
- return 3 + length;
- }
- /* GPRS: 12.15
- * UMTS: 33.015
- */
- static int
- decode_gtp_node_addr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- guint16 length;
- guint32 addr_ipv4;
- struct e_in6_addr addr_ipv6;
- proto_tree *ext_tree_node_addr;
- proto_item *te;
- length = tvb_get_ntohs(tvb, offset + 1);
- te = proto_tree_add_text(tree, tvb, offset, 3 + length, "Node address: ");
- ext_tree_node_addr = proto_item_add_subtree(te, ett_gtp_node_addr);
- proto_tree_add_text(ext_tree_node_addr, tvb, offset + 1, 2, "Node address length: %u", length);
- switch (length) {
- case 4:
- addr_ipv4 = tvb_get_ipv4(tvb, offset + 3);
- proto_item_append_text(te, "%s", ip_to_str((guint8 *) & addr_ipv4));
- proto_tree_add_ipv4(ext_tree_node_addr, hf_gtp_node_ipv4, tvb, offset + 3, 4, addr_ipv4);
- break;
- case 16:
- tvb_get_ipv6(tvb, offset + 3, &addr_ipv6);
- proto_item_append_text(te, "%s", ip6_to_str((struct e_in6_addr *) &addr_ipv6));
- proto_tree_add_ipv6(ext_tree_node_addr, hf_gtp_node_ipv6, tvb, offset + 3, 16, (guint8 *) & addr_ipv6);
- break;
- default:
- proto_item_append_text(te, "unknown type or wrong length");
- break;
- }
- return 3 + length;
- }
- /* GPRS: 9.60 v7.6.0, chapter 7.9.26
- * UMTS: 29.060 v4.0, chapter 7.7.46 Private Extension
- *
- */
- static int
- decode_gtp_priv_ext(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree)
- {
- guint16 length, ext_id;
- proto_tree *ext_tree_priv_ext;
- proto_item *te;
- tvbuff_t *next_tvb;
- te = proto_tree_add_text(tree, tvb, offset, 1, "%s : ", val_to_str_ext_const(GTP_EXT_PRIV_EXT, >p_val_ext, "Unknown message"));
- ext_tree_priv_ext = proto_item_add_subtree(te, ett_gtp_ext);
- offset++;
- length = tvb_get_ntohs(tvb, offset);
- proto_tree_add_item(ext_tree_priv_ext, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN);
- offset = offset + 2;
- if (length >= 2) {
- ext_id = tvb_get_ntohs(tvb, offset);
- proto_tree_add_uint(ext_tree_priv_ext, hf_gtp_ext_id, tvb, offset, 2, ext_id);
- proto_item_append_text(te, "%s (%u)", val_to_str_ext_const(ext_id, &sminmpec_values_ext, "Unknown"), ext_id);
- offset = offset + 2;
- if (length > 2) {
- next_tvb = tvb_new_subset(tvb, offset, length-2, length-2);
- if(!dissector_try_uint(gtp_priv_ext_dissector_table, ext_id, next_tvb, pinfo, ext_tree_priv_ext)){
- proto_tree_add_item(ext_tree_priv_ext, hf_gtp_ext_val, tvb, offset, length - 2, ENC_NA);
- }
- }
- }
- return 3 + length;
- }
- static int
- decode_gtp_unknown(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree)
- {
- proto_tree_add_text(tree, tvb, offset, 1, "Unknown extension header");
- return tvb_length_remaining(tvb, offset);
- }
- static int
- dissect_gtp_common(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree)
- {
- guint8 octet;
- gtp_hdr_t *gtp_hdr = NULL;
- proto_tree *gtp_tree = NULL, *ext_tree;
- proto_item *ti = NULL, *tf, *ext_hdr_len_item;
- int i, offset = 0, checked_field, mandatory;
- gboolean gtp_prime;
- int seq_no = 0;
- int flow_label = 0;
- guint8 pdu_no, next_hdr = 0;
- guint8 ext_hdr_val;
- guint ext_hdr_length;
- guint16 ext_hdr_pdcpsn;
- gchar *tid_str;
- tvbuff_t *next_tvb;
- guint8 sub_proto;
- guint8 acfield_len = 0;
- guint8 control_field;
- gtp_msg_hash_t *gcrp = NULL;
- conversation_t *conversation;
- gtp_conv_info_t *gtp_info;
- void* pd_save;
- /* Do we have enough bytes for the version and message type? */
- if (!tvb_bytes_exist(tvb, 0, 2)) {
- /* No - reject the packet. */
- return 0;
- }
- octet = tvb_get_guint8(tvb, 0);
- if (((octet >> 5) & 0x07) > 2) {
- /* Version > 2; reject the packet */
- return 0;
- }
- octet = tvb_get_guint8(tvb, 1);
- if (octet == GTP_MSG_UNKNOWN || try_val_to_str(octet, gtp_message_type) == NULL) {
- /* Unknown message type; reject the packet */
- return 0;
- }
- /* Setting everything to 0, so that the TEID is 0 for GTP version 0
- * The magic number should perhaps be replaced.
- */
- gtp_hdr = ep_new0(gtp_hdr_t);
- /* Setting the TEID to -1 to say that the TEID is not valid for this packet */
- gtp_hdr->teid = -1;
-
- col_set_str(pinfo->cinfo, COL_PROTOCOL, "GTP");
- col_clear(pinfo->cinfo, COL_INFO);
- /*
- * Do we have a conversation for this connection?
- */
- conversation = find_or_create_conversation(pinfo);
- /*
- * Do we already know this conversation?
- */
- gtp_info = (gtp_conv_info_t *)conversation_get_proto_data(conversation, proto_gtp);
- if (gtp_info == NULL) {
- /* No. Attach that information to the conversation, and add
- * it to the list of information structures.
- */
- gtp_info = (gtp_conv_info_t *)g_malloc(sizeof(gtp_conv_info_t));
- /*Request/response matching tables*/
- gtp_info->matched = g_hash_table_new(gtp_sn_hash, gtp_sn_equal_matched);
- gtp_info->unmatched = g_hash_table_new(gtp_sn_hash, gtp_sn_equal_unmatched);
- conversation_add_proto_data(conversation, proto_gtp, gtp_info);
- gtp_info->next = gtp_info_items;
- gtp_info_items = gtp_info;
- }
- pd_save = pinfo->private_data;
- pinfo->private_data = gtp_info;
-
- gtp_hdr->flags = tvb_get_guint8(tvb, offset);
- if (!(gtp_hdr->flags & 0x10)){
- gtp_prime = TRUE;
- }else{
- gtp_prime = FALSE;
- }
- switch ((gtp_hdr->flags >> 5) & 0x07) {
- case 0:
- gtp_version = 0;
- break;
- case 1:
- gtp_version = 1;
- break;
- default:
- gtp_version = 1;
- break;
- }
- if (tree) {
- proto_tree *flags_tree;
- ti = proto_tree_add_item(tree, proto_gtp, tvb, 0, -1, ENC_NA);
- gtp_tree = proto_item_add_subtree(ti, ett_gtp);
- tf = proto_tree_add_uint(gtp_tree, hf_gtp_flags, tvb, offset, 1, gtp_hdr->flags);
- flags_tree = proto_item_add_subtree(tf, ett_gtp_flags);
- if(gtp_prime) {
- /* Octet 8 7 6 5 4 3 2 1
- * 1 Version | PT| Spare '1 1 1 '| ' 0/1 '
- */
- proto_tree_add_uint(flags_tree, hf_gtp_prime_flags_ver, tvb, offset, 1, gtp_hdr->flags);
- proto_tree_add_uint(flags_tree, hf_gtp_flags_pt, tvb, offset, 1, gtp_hdr->flags);
- proto_tree_add_uint(flags_tree, hf_gtp_flags_spare1, tvb, offset, 1, gtp_hdr->flags);
- /* Bit 1 of octet 1 is not used in GTP' (except in v0), and it is marked '0'
- * in the GTP' header. It is in use in GTP' v0 and distinguishes the used header-length.
- * In the case of GTP' v0, this bit being marked one (1) indicates the usage of the 6
- * octets header. If the bit is set to '0' (usually the case) the 20-octet header is used.
- * For all other versions of GTP', this bit is not used and is set to '0'. However,
- * this does not suggest the use of the 20-octet header, rather a shorter 6-octet header.
- */
- if(gtp_version == 0) {
- proto_tree_add_item(flags_tree, hf_gtp_flags_hdr_length, tvb, offset, 1, ENC_BIG_ENDIAN);
- }
- } else {
- proto_tree_add_uint(flags_tree, hf_gtp_flags_ver, tvb, offset, 1, gtp_hdr->flags);
- proto_tree_add_uint(flags_tree, hf_gtp_flags_pt, tvb, offset, 1, gtp_hdr->flags);
- if(gtp_version == 0) {
- proto_tree_add_uint(flags_tree, hf_gtp_flags_spare1, tvb, offset, 1, gtp_hdr->flags);
- proto_tree_add_boolean(flags_tree, hf_gtp_flags_snn, tvb, offset, 1, gtp_hdr->flags);
- } else {
- proto_tree_add_uint(flags_tree, hf_gtp_flags_spare2, tvb, offset, 1, gtp_hdr->flags);
- proto_tree_add_boolean(flags_tree, hf_gtp_flags_e, tvb, offset, 1, gtp_hdr->flags);
- proto_tree_add_boolean(flags_tree, hf_gtp_flags_s, tvb, offset, 1, gtp_hdr->flags);
- proto_tree_add_boolean(flags_tree, hf_gtp_flags_pn, tvb, offset, 1, gtp_hdr->flags);
- }
- }
- }
- offset++;
- gtp_hdr->message = tvb_get_guint8(tvb, offset);
- /* Link direction is needed to properly dissect PCO */
- switch(gtp_hdr->message){
- case GTP_MSG_DELETE_PDP_REQ:
- case GTP_MSG_UPDATE_PDP_REQ:
- case GTP_MSG_CREATE_PDP_REQ:
- case GTP_MSG_INIT_PDP_CONTEXT_ACT_REQ:
- case GTP_MSG_PDU_NOTIFY_REQ:
- case GTP_MSG_PDU_NOTIFY_REJ_REQ:
- pinfo->link_dir = P2P_DIR_UL;
- break;
- case GTP_MSG_DELETE_PDP_RESP:
- case GTP_MSG_UPDATE_PDP_RESP:
- case GTP_MSG_CREATE_PDP_RESP:
- case GTP_MSG_INIT_PDP_CONTEXT_ACT_RESP:
- pinfo->link_dir = P2P_DIR_DL;
- break;
- default:
- break;
- }
- col_add_str(pinfo->cinfo, COL_INFO, val_to_str_ext_const(gtp_hdr->message, >p_message_type_ext, "Unknown"));
- if (tree) {
- proto_tree_add_uint(gtp_tree, hf_gtp_message_type, tvb, offset, 1, gtp_hdr->message);
- }
- offset++;
- gtp_hdr->length = tvb_get_ntohs(tvb, offset);
- if (tree) {
- proto_tree_add_uint(gtp_tree, hf_gtp_length, tvb, 2, 2, gtp_hdr->length);
- }
- offset += 2;
-
- if (gtp_prime) {
- seq_no = tvb_get_ntohs(tvb, offset);
- proto_tree_add_uint(gtp_tree, hf_gtp_seq_number, tvb, offset, 2, seq_no);
- offset += 2;
- /* If GTP' version is 0 and bit 1 is 0 20 bytes header is used, dissect it */
- if( (gtp_version == 0) && ((gtp_hdr->flags & 0x01) == 0) ) {
- /* XXX - is this just like GTPv0? */
- flow_label = tvb_get_ntohs(tvb, offset);
- proto_tree_add_uint(gtp_tree, hf_gtp_flow_label, tvb, offset, 2, flow_label);
- offset += 2;
- pdu_no = tvb_get_guint8(tvb, offset);
- proto_tree_add_uint(gtp_tree, hf_gtp_sndcp_number, tvb, offset, 1, pdu_no);
- offset += 4;
- tid_str = id_to_str(tvb, offset);
- proto_tree_add_string(gtp_tree, hf_gtp_tid, tvb, offset, 8, tid_str);
- offset += 8;
- }
- set_actual_length(tvb, offset + gtp_hdr->length);
- } else {
- switch (gtp_version) {
- case 0:
- seq_no = tvb_get_ntohs(tvb, offset);
- proto_tree_add_uint(gtp_tree, hf_gtp_seq_number, tvb, offset, 2, seq_no);
- offset += 2;
- flow_label = tvb_get_ntohs(tvb, offset);
- proto_tree_add_uint(gtp_tree, hf_gtp_flow_label, tvb, offset, 2, flow_label);
- offset += 2;
- pdu_no = tvb_get_guint8(tvb, offset);
- proto_tree_add_uint(gtp_tree, hf_gtp_sndcp_number, tvb, offset, 1, pdu_no);
- offset += 4;
- tid_str = id_to_str(tvb, offset);
- proto_tree_add_string(gtp_tree, hf_gtp_tid, tvb, offset, 8, tid_str);
- offset += 8;
- set_actual_length(tvb, offset + gtp_hdr->length);
- break;
- case 1:
- gtp_hdr->teid = tvb_get_ntohl(tvb, offset);
- proto_tree_add_item(gtp_tree, hf_gtp_teid, tvb, offset, 4, ENC_BIG_ENDIAN);
- offset += 4;
- set_actual_length(tvb, offset + gtp_hdr->length);
- /* Are sequence number/N-PDU Number/extension header present?
- See NOTE 5 of Figure 2 of 3GPP TS 29.060 version 4.3.0
- Release 4 - the Sequence Number, N-PDU Number, and
- Next Extension Header fields are present if any of
- GTP_E_MASK, GTP_S_MASK, or GTP_PN_MASK are set. */
- if (gtp_hdr->flags & (GTP_E_MASK|GTP_S_MASK|GTP_PN_MASK)) {
- /* Those fields are only *interpreted* if the
- particular flag for the field is set. */
- if (gtp_hdr->flags & GTP_S_MASK) {
- seq_no = tvb_get_ntohs(tvb, offset);
- proto_tree_add_uint(gtp_tree, hf_gtp_seq_number, tvb, offset, 2, seq_no);
- }
- offset += 2;
- if (gtp_hdr->flags & GTP_PN_MASK) {
- pdu_no = tvb_get_guint8(tvb, offset);
- proto_tree_add_uint(gtp_tree, hf_gtp_npdu_number, tvb, offset, 1, pdu_no);
- }
- offset++;
- if (gtp_hdr->flags & GTP_E_MASK) {
- next_hdr = tvb_get_guint8(tvb, offset);
- proto_tree_add_uint(gtp_tree, hf_gtp_ext_hdr_next, tvb, offset, 1, next_hdr);
- offset++;
- while (next_hdr != 0) {
- ext_hdr_length = tvb_get_guint8(tvb, offset);
- tf = proto_tree_add_item(gtp_tree, hf_gtp_ext_hdr, tvb, offset, ext_hdr_length*4, ENC_NA);
- ext_tree = proto_item_add_subtree(tf, ett_gtp_ext_hdr);
- ext_hdr_len_item = proto_tree_add_item(ext_tree, hf_gtp_ext_hdr_length, tvb, offset,1, ENC_BIG_ENDIAN);
- if (ext_hdr_length == 0) {
- expert_add_info_format(pinfo, ext_hdr_len_item, PI_MALFORMED,
- PI_ERROR,
- "Extension header length is zero");
- return tvb_length(tvb);
- }
- offset++;
-
- switch (next_hdr) {
- case GTP_EXT_HDR_PDCP_SN:
- /* PDCP PDU
- * 3GPP 29.281 v9.0.0, 5.2.2.2 PDCP PDU Number
- *
- * "This extension header is transmitted, for
- * example in UTRAN, at SRNS relocation time,
- * to provide the PDCP sequence number of not
- * yet acknowledged N-PDUs. It is 4 octets long,
- * and therefore the Length field has value 1.
- *
- * When used between two eNBs at the X2 interface
- * in E-UTRAN, bits 5-8 of octet 2 are spare.
- * The meaning of the spare bits shall be set
- * to zero.
- *
- * Wireshark Note: TS 29.060 does not define bit
- * 5-6 as spare, so no check is possible unless
- * a preference is used.
- */
- /* First byte is length (should be 1) */
- if (ext_hdr_length == 1) {
- ext_hdr_pdcpsn = tvb_get_ntohs(tvb, offset);
- if (ext_hdr_pdcpsn & 0x700) {
- expert_add_info_format(pinfo, ext_tree, PI_PROTOCOL, PI_NOTE, "3GPP TS 29.281 v9.0.0: When used between two eNBs at the X2 interface in E-UTRAN, bits 5-8 of octet 2 are spare. The meaning of the spare bits shall be set to zero.");
- }
- proto_tree_add_item(ext_tree, hf_gtp_ext_hdr_pdcpsn, tvb, offset, 2, ENC_BIG_ENDIAN);
- } else {
- expert_add_info_format(pinfo, ext_tree, PI_PROTOCOL, PI_WARN, "The length field for the PDCP SN Extension header should be 1.");
- }
- break;
- case GTP_EXT_HDR_UDP_PORT:
- /* UDP Port
- * 3GPP 29.281 v9.0.0, 5.2.2.1 UDP Port
- * "This extension header may be transmitted in
- * Error Indication messages to provide the UDP
- * Source Port of the G-PDU that triggered the
- * Error Indication. It is 4 octets long, and
- * therefore the Length field has value 1"
- */
- if (ext_hdr_length == 1) {
- /* UDP Port of source */
- proto_tree_add_item(ext_tree, hf_gtp_ext_hdr_udp_port, tvb, offset, 2, ENC_BIG_ENDIAN);
- } else {
- /* Bad length */
- expert_add_info_format(pinfo, ext_tree, PI_PROTOCOL, PI_WARN, "The length field for the UDP Port Extension header should be 1.");
- }
- break;
- case GTP_EXT_HDR_SUSPEND_REQ:
- /* Suspend Request */
- break;
- case GTP_EXT_HDR_SUSPEND_RESP:
- /* Suspend Response */
- break;
- default:
- break;
- }
- offset += ext_hdr_length*4 - 2;
- next_hdr = tvb_get_guint8(tvb, offset);
- proto_tree_add_uint(ext_tree, hf_gtp_ext_hdr_next, tvb, offset, 1, next_hdr);
- offset++;
- }
- } else
- offset++;
- }
- break;
- default:
- break;
- }
- }
- if (gtp_hdr->message != GTP_MSG_TPDU) {
- /* Dissect IEs */
- mandatory = 0; /* check order of GTP fields against ETSI */
- while (tvb_reported_length_remaining(tvb, offset) > 0) {
- ext_hdr_val = tvb_get_guint8(tvb, offset);
- if (g_gtp_etsi_order) {
- checked_field = check_field_presence(gtp_hdr->message, ext_hdr_val, &mandatory);
- switch (checked_field) {
- case -2:
- proto_tree_add_text(gtp_tree, tvb, 0, 0, "[WARNING] message not found");
- break;
- case -1:
- proto_tree_add_text(gtp_tree, tvb, 0, 0, "[WARNING] field not present");
- break;
- case 0:
- break;
- default:
- proto_tree_add_text(gtp_tree, tvb, offset, 1, "[WARNING] wrong next field, should be: %s",
- val_to_str_ext_const(checked_field, >p_val_ext, "Unknown extension field"));
- break;
- }
- }
- i = -1;
- while (gtpopt[++i].optcode)
- if (gtpopt[i].optcode == ext_hdr_val)
- break;
- offset = offset + (*gtpopt[i].decode) (tvb, offset, pinfo, gtp_tree);
- }
- /*Use sequence number to track Req/Resp pairs*/
- if (seq_no) {
- gcrp = gtp_match_response(tvb, pinfo, gtp_tree, seq_no, gtp_hdr->message);
- /*pass packet to tap for response time reporting*/
- if (gcrp) {
- tap_queue_packet(gtp_tap,pinfo,gcrp);
- }
- }
- }
- proto_item_set_end (ti, tvb, offset);
- if ((gtp_hdr->message == GTP_MSG_TPDU) && dissect_tpdu_as == GTP_TPDU_AS_TPDU) {
- if(tvb_reported_length_remaining(tvb, offset) > 0){
- proto_tree_add_text(tree, tvb, offset, -1, "T-PDU Data %u bytes", tvb_reported_length_remaining(tvb, offset));
- sub_proto = tvb_get_guint8(tvb, offset);
- if ((sub_proto >= 0x45) && (sub_proto <= 0x4e)) {
- /* this is most likely an IPv4 packet
- * we can exclude 0x40 - 0x44 because the minimum header size is 20 octets
- * 0x4f is excluded because PPP protocol type "IPv6 header compression"
- * with protocol field compression is more likely than a plain IPv4 packet with 60 octet header size */
- next_tvb = tvb_new_subset_remaining(tvb, offset);
- call_dissector(ip_handle, next_tvb, pinfo, tree);
- } else if ((sub_proto & 0xf0) == 0x60) {
- /* this is most likely an IPv6 packet */
- next_tvb = tvb_new_subset_remaining(tvb, offset);
- call_dissector(ipv6_handle, next_tvb, pinfo, tree);
- } else {
- /* this seems to be a PPP packet */
- if (sub_proto == 0xff) {
- /* this might be an address field, even it shouldn't be here */
- control_field = tvb_get_guint8(tvb, offset + 1);
- if (control_field == 0x03)
- /* now we are pretty sure that address and control field are mistakenly inserted -> ignore it for PPP dissection */
- acfield_len = 2;
- }
- next_tvb = tvb_new_subset_remaining(tvb, offset + acfield_len);
- call_dissector(ppp_handle, next_tvb, pinfo, tree);
- }
- }
- col_prepend_fstr(pinfo->cinfo, COL_PROTOCOL, "GTP <");
- col_append_str(pinfo->cinfo, COL_PROTOCOL, ">");
- }
- else if ((gtp_hdr->message == GTP_MSG_TPDU) && dissect_tpdu_as == GTP_TPDU_AS_SYNC) {
- next_tvb = tvb_new_subset_remaining(tvb, offset + acfield_len);
- call_dissector(sync_handle, next_tvb, pinfo, tree);
- col_prepend_fstr(pinfo->cinfo, COL_PROTOCOL, "GTP <");
- col_append_str(pinfo->cinfo, COL_PROTOCOL, ">");
- }
- pinfo->private_data = pd_save;
- tap_queue_packet(gtpv1_tap,pinfo, gtp_hdr);
- return tvb_length(tvb);
- }
- static int
- dissect_gtpprim(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree,
- void *private_data _U_)
- {
- return dissect_gtp_common(tvb, pinfo, tree);
- }
- static int
- dissect_gtp(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree,
- void *private_data _U_)
- {
- guint8 version;
- /*
- * Do we have enough data to check the first byte?
- */
- if (!tvb_bytes_exist(tvb, 0, 1)) {
- /* No. */
- return 0;
- }
- /*
- * If this is GTPv2-C call the gtpv2 dissector if present
- * Should this be moved to after the conversation stuff to retain that functionality for GTPv2 ???
- */
- version = tvb_get_guint8(tvb,0)>>5;
- if (version > 2) {
- /* Unknown version - reject the packet */
- return 0;
- }
- if (version == 2) {
- /* GTPv2-C 3GPP TS 29.274 */
- if (gtpv2_handle) {
- call_dissector(gtpv2_handle, tvb, pinfo, tree);
- return tvb_length(tvb);
- }
- }
- return dissect_gtp_common(tvb, pinfo, tree);
- }
- static void
- gtp_reinit(void)
- {
- gtp_conv_info_t *gtp_info;
- /* Free up state attached to the gtp_info structures */
- for (gtp_info = gtp_info_items; gtp_info != NULL; ) {
- gtp_conv_info_t *next;
- g_hash_table_destroy(gtp_info->matched);
- gtp_info->matched=NULL;
- g_hash_table_destroy(gtp_info->unmatched);
- gtp_info->unmatched=NULL;
- next = gtp_info->next;
- g_free(gtp_info);
- gtp_info = next;
- }
- gtp_info_items = NULL;
- }
- void
- proto_register_gtp(void)
- {
- module_t *gtp_module;
- guint i;
- guint last_offset;
- static hf_register_info hf_gtp[] = {
- {&hf_gtp_ie_id,
- { "IE Id", "gtp.ie_id",
- FT_UINT8, BASE_DEC|BASE_EXT_STRING, >p_val_ext, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_response_in,
- { "Response In", "gtp.response_in",
- FT_FRAMENUM, BASE_NONE, NULL, 0x0,
- "The response to this GTP request is in this frame", HFILL}
- },
- {&hf_gtp_response_to,
- { "Response To", "gtp.response_to",
- FT_FRAMENUM, BASE_NONE, NULL, 0x0,
- "This is a response to the GTP request in this frame", HFILL}
- },
- {&hf_gtp_time,
- { "Time", "gtp.time",
- FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0,
- "The time between the Request and the Response", HFILL}
- },
- {&hf_gtp_apn,
- { "APN", "gtp.apn",
- FT_STRING, BASE_NONE, NULL, 0,
- "Access Point Name", HFILL}
- },
- {&hf_gtp_cause,
- { "Cause", "gtp.cause",
- FT_UINT8, BASE_DEC|BASE_EXT_STRING, &cause_type_ext, 0,
- "Cause of operation", HFILL}
- },
- {&hf_gtp_chrg_char,
- { "Charging characteristics", "gtp.chrg_char",
- FT_UINT16, BASE_DEC, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_chrg_char_s,
- { "Spare", "gtp.chrg_char_s",
- FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_S,
- NULL, HFILL}
- },
- {&hf_gtp_chrg_char_n,
- { "Normal charging", "gtp.chrg_char_n",
- FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_N,
- NULL, HFILL}
- },
- {&hf_gtp_chrg_char_p,
- { "Prepaid charging", "gtp.chrg_char_p",
- FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_P,
- NULL, HFILL}
- },
- {&hf_gtp_chrg_char_f,
- { "Flat rate charging", "gtp.chrg_char_f",
- FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_F,
- NULL, HFILL}
- },
- {&hf_gtp_chrg_char_h,
- { "Hot billing charging", "gtp.chrg_char_h",
- FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_H,
- NULL, HFILL}
- },
- {&hf_gtp_chrg_char_r,
- { "Reserved", "gtp.chrg_char_r",
- FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_R,
- NULL, HFILL}
- },
- {&hf_gtp_chrg_id,
- { "Charging ID", "gtp.chrg_id",
- FT_UINT32, BASE_HEX, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_chrg_ipv4,
- { "CG address IPv4", "gtp.chrg_ipv4",
- FT_IPv4, BASE_NONE, NULL, 0,
- "Charging Gateway address IPv4", HFILL}
- },
- {&hf_gtp_chrg_ipv6,
- { "CG address IPv6", "gtp.chrg_ipv6",
- FT_IPv6, BASE_NONE, NULL, 0,
- "Charging Gateway address IPv6", HFILL}
- },
- {&hf_gtp_ext_flow_label,
- { "Flow Label Data I", "gtp.ext_flow_label",
- FT_UINT16, BASE_HEX, NULL, 0,
- "Flow label data", HFILL}
- },
- {&hf_gtp_ext_id,
- { "Extension identifier", "gtp.ext_id",
- FT_UINT16, BASE_DEC|BASE_EXT_STRING, &sminmpec_values_ext, 0,
- "Private Enterprise number", HFILL}
- },
- {&hf_gtp_ext_val,
- { "Extension value", "gtp.ext_val",
- FT_BYTES, BASE_NONE, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_flags,
- { "Flags", "gtp.flags",
- FT_UINT8, BASE_HEX, NULL, 0,
- "Ver/PT/Spare...", HFILL}
- },
- {&hf_gtp_ext_hdr,
- { "Extension header", "gtp.ext_hdr",
- FT_NONE, BASE_NONE, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_ext_hdr_next,
- { "Next extension header type", "gtp.ext_hdr.next",
- FT_UINT8, BASE_HEX, VALS(next_extension_header_fieldvals), 0,
- NULL, HFILL}
- },
- {&hf_gtp_ext_hdr_pdcpsn,
- { "PDCP Sequence Number", "gtp.ext_hdr.pdcp_sn",
- FT_UINT16, BASE_DEC, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_ext_hdr_udp_port,
- { "UDP Port", "gtp.ext_hdr.udp_port",
- FT_UINT16, BASE_DEC, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_ext_hdr_length,
- { "Extension Header Length", "gtp.ext_hdr.length",
- FT_UINT8, BASE_DEC, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_flags_ver,
- { "Version", "gtp.flags.version",
- FT_UINT8, BASE_DEC, VALS(ver_types), GTP_VER_MASK,
- "GTP Version", HFILL}
- },
- {&hf_gtp_prime_flags_ver,
- { "Version", "gtp.prim.flags.version",
- FT_UINT8, BASE_DEC,NULL, GTP_VER_MASK,
- "GTP' Version", HFILL}
- },
- {&hf_gtp_flags_pt,
- { "Protocol type", "gtp.flags.payload",
- FT_UINT8, BASE_DEC, VALS(pt_types), GTP_PT_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_flags_spare1,
- { "Reserved", "gtp.flags.reserved",
- FT_UINT8, BASE_DEC, NULL, GTP_SPARE1_MASK,
- "Reserved (shall be sent as '111' )", HFILL}
- },
- {&hf_gtp_flags_hdr_length,
- { "Header length", "gtp.flags.hdr_length",
- FT_BOOLEAN, 8, TFS(>p_hdr_length_vals), 0x01,
- NULL, HFILL}
- },
- {&hf_gtp_flags_snn,
- { "Is SNDCP N-PDU included?", "gtp.flags.snn",
- FT_BOOLEAN, 8, TFS(&tfs_yes_no), GTP_SNN_MASK,
- "Is SNDCP N-PDU LLC Number included? (1 = yes, 0 = no)", HFILL}
- },
- {&hf_gtp_flags_spare2,
- { "Reserved", "gtp.flags.reserved",
- FT_UINT8, BASE_DEC, NULL, GTP_SPARE2_MASK,
- "Reserved (shall be sent as '1' )", HFILL}
- },
- {&hf_gtp_flags_e,
- { "Is Next Extension Header present?", "gtp.flags.e",
- FT_BOOLEAN, 8, TFS(&tfs_yes_no), GTP_E_MASK,
- "Is Next Extension Header present? (1 = yes, 0 = no)", HFILL}
- },
- {&hf_gtp_flags_s,
- { "Is Sequence Number present?", "gtp.flags.s",
- FT_BOOLEAN, 8, TFS(&tfs_yes_no), GTP_S_MASK,
- "Is Sequence Number present? (1 = yes, 0 = no)", HFILL}
- },
- {&hf_gtp_flags_pn,
- { "Is N-PDU number present?", "gtp.flags.pn",
- FT_BOOLEAN, 8, TFS(&tfs_yes_no), GTP_PN_MASK,
- "Is N-PDU number present? (1 = yes, 0 = no)", HFILL}
- },
- {&hf_gtp_flow_ii,
- { "Flow Label Data II", "gtp.flow_ii",
- FT_UINT16, BASE_DEC, NULL, 0,
- "Downlink flow label data", HFILL}
- },
- {&hf_gtp_flow_label,
- { "Flow label", "gtp.flow_label",
- FT_UINT16, BASE_HEX, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_flow_sig,
- { "Flow label Signalling", "gtp.flow_sig",
- FT_UINT16, BASE_HEX, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_gsn_addr_len,
- { "GSN Address Length", "gtp.gsn_addr_len",
- FT_UINT8, BASE_DEC, NULL, GTP_EXT_GSN_ADDR_LEN_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_gsn_addr_type,
- { "GSN Address Type", "gtp.gsn_addr_type",
- FT_UINT8, BASE_DEC, VALS(gsn_addr_type), GTP_EXT_GSN_ADDR_TYPE_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_gsn_ipv4,
- { "GSN address IPv4", "gtp.gsn_ipv4",
- FT_IPv4, BASE_NONE, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_gsn_ipv6,
- { "GSN address IPv6", "gtp.gsn_ipv6",
- FT_IPv6, BASE_NONE, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_imsi,
- { "IMSI", "gtp.imsi",
- FT_STRING, BASE_NONE, NULL, 0,
- "International Mobile Subscriber Identity number", HFILL}
- },
- {&hf_gtp_length,
- { "Length", "gtp.length",
- FT_UINT16, BASE_DEC, NULL, 0,
- "Length (i.e. number of octets after TID or TEID)", HFILL}
- },
- {&hf_gtp_map_cause,
- { "MAP cause", "gtp.map_cause",
- FT_UINT8, BASE_DEC, VALS(gsm_old_GSMMAPLocalErrorcode_vals), 0,
- NULL, HFILL}
- },
- {&hf_gtp_message_type,
- { "Message Type", "gtp.message",
- FT_UINT8, BASE_HEX|BASE_EXT_STRING, >p_message_type_ext, 0x0,
- "GTP Message Type", HFILL}
- },
- {&hf_gtp_ms_reason,
- { "MS not reachable reason", "gtp.ms_reason",
- FT_UINT8, BASE_DEC, VALS(ms_not_reachable_type), 0,
- NULL, HFILL}
- },
- {&hf_gtp_ms_valid,
- { "MS validated", "gtp.ms_valid",
- FT_BOOLEAN, BASE_NONE, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_node_ipv4,
- { "Node address IPv4", "gtp.node_ipv4",
- FT_IPv4, BASE_NONE, NULL, 0,
- "Recommended node address IPv4", HFILL}
- },
- {&hf_gtp_node_ipv6,
- { "Node address IPv6", "gtp.node_ipv6",
- FT_IPv6, BASE_NONE, NULL, 0,
- "Recommended node address IPv6", HFILL}
- },
- {&hf_gtp_npdu_number,
- { "N-PDU Number", "gtp.npdu_number",
- FT_UINT8, BASE_HEX, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_nsapi,
- { "NSAPI", "gtp.nsapi",
- FT_UINT8, BASE_DEC, NULL, 0x0f,
- "Network layer Service Access Point Identifier", HFILL}
- },
- {&hf_gtp_qos_version,
- { "Version", "gtp.qos_version",
- FT_UINT8, BASE_HEX, NULL, 0,
- "Version of the QoS Profile", HFILL}
- },
- {&hf_gtp_qos_spare1,
- { "Spare", "gtp.qos_spare1",
- FT_UINT8, BASE_DEC, NULL, GTP_EXT_QOS_SPARE1_MASK,
- "Spare (shall be sent as '00' )", HFILL}
- },
- {&hf_gtp_qos_delay,
- { "QoS delay", "gtp.qos_delay",
- FT_UINT8, BASE_DEC, VALS(qos_delay_type), GTP_EXT_QOS_DELAY_MASK,
- "Quality of Service Delay Class", HFILL}
- },
- {&hf_gtp_qos_reliability,
- { "QoS reliability", "gtp.qos_reliability",
- FT_UINT8, BASE_DEC, VALS(qos_reliability_type), GTP_EXT_QOS_RELIABILITY_MASK,
- "Quality of Service Reliability Class", HFILL}
- },
- {&hf_gtp_qos_peak,
- { "QoS peak", "gtp.qos_peak",
- FT_UINT8, BASE_DEC, VALS(qos_peak_type), GTP_EXT_QOS_PEAK_MASK,
- "Quality of Service Peak Throughput", HFILL}
- },
- {&hf_gtp_qos_spare2,
- { "Spare", "gtp.qos_spare2",
- FT_UINT8, BASE_DEC, NULL, GTP_EXT_QOS_SPARE2_MASK,
- "Spare (shall be sent as 0)", HFILL}
- },
- {&hf_gtp_qos_precedence,
- { "QoS precedence", "gtp.qos_precedence",
- FT_UINT8, BASE_DEC, VALS(qos_precedence_type), GTP_EXT_QOS_PRECEDENCE_MASK,
- "Quality of Service Precedence Class", HFILL}
- },
- {&hf_gtp_qos_spare3,
- { "Spare", "gtp.qos_spare3",
- FT_UINT8, BASE_DEC, NULL, GTP_EXT_QOS_SPARE3_MASK,
- "Spare (shall be sent as '000' )", HFILL}
- },
- {&hf_gtp_qos_mean,
- { "QoS mean", "gtp.qos_mean",
- FT_UINT8, BASE_DEC|BASE_EXT_STRING, &qos_mean_type_ext, GTP_EXT_QOS_MEAN_MASK,
- "Quality of Service Mean Throughput", HFILL}
- },
- {&hf_gtp_qos_al_ret_priority,
- { "Allocation/Retention priority", "gtp.qos_al_ret_priority",
- FT_UINT8, BASE_DEC, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_traf_class,
- { "Traffic class", "gtp.qos_traf_class",
- FT_UINT8, BASE_DEC, VALS(qos_traf_class), GTP_EXT_QOS_TRAF_CLASS_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_qos_del_order,
- { "Delivery order", "gtp.qos_del_order",
- FT_UINT8, BASE_DEC, VALS(qos_del_order), GTP_EXT_QOS_DEL_ORDER_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_qos_del_err_sdu,
- { "Delivery of erroneous SDU", "gtp.qos_del_err_sdu",
- FT_UINT8, BASE_DEC, VALS(qos_del_err_sdu), GTP_EXT_QOS_DEL_ERR_SDU_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_qos_max_sdu_size,
- { "Maximum SDU size", "gtp.qos_max_sdu_size",
- FT_UINT8, BASE_DEC, VALS(qos_max_sdu_size), 0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_max_ul,
- { "Maximum bit rate for uplink", "gtp.qos_max_ul",
- FT_UINT8, BASE_DEC, VALS(qos_max_ul), 0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_max_dl,
- { "Maximum bit rate for downlink", "gtp.qos_max_dl",
- FT_UINT8, BASE_DEC, VALS(qos_max_dl), 0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_res_ber,
- { "Residual BER", "gtp.qos_res_ber",
- FT_UINT8, BASE_DEC, VALS(qos_res_ber), GTP_EXT_QOS_RES_BER_MASK,
- "Residual Bit Error Rate", HFILL}
- },
- {&hf_gtp_qos_sdu_err_ratio,
- { "SDU Error ratio", "gtp.qos_sdu_err_ratio",
- FT_UINT8, BASE_DEC, VALS(qos_sdu_err_ratio), GTP_EXT_QOS_SDU_ERR_RATIO_MASK,
- NULL,
- HFILL}
- },
- {&hf_gtp_qos_trans_delay,
- { "Transfer delay", "gtp.qos_trans_delay",
- FT_UINT8, BASE_DEC|BASE_EXT_STRING, &qos_trans_delay_ext, GTP_EXT_QOS_TRANS_DELAY_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_qos_traf_handl_prio,
- { "Traffic handling priority", "gtp.qos_traf_handl_prio",
- FT_UINT8, BASE_DEC, VALS(qos_traf_handl_prio), GTP_EXT_QOS_TRAF_HANDL_PRIORITY_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_qos_guar_ul,
- { "Guaranteed bit rate for uplink", "gtp.qos_guar_ul",
- FT_UINT8, BASE_DEC, VALS(qos_guar_ul), 0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_guar_dl,
- { "Guaranteed bit rate for downlink", "gtp.qos_guar_dl",
- FT_UINT8, BASE_DEC, VALS(qos_guar_dl), 0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_src_stat_desc,
- { "Source Statistics Descriptor", "gtp.src_stat_desc",
- FT_UINT8, BASE_DEC, VALS(src_stat_desc_vals), GTP_EXT_QOS_SRC_STAT_DESC_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_qos_sig_ind,
- { "Signalling Indication", "gtp.sig_ind",
- FT_BOOLEAN, 8, TFS(>p_sig_ind), GTP_EXT_QOS_SIG_IND_MASK,
- NULL, HFILL}
- },
- { &hf_gtp_qos_arp_pci,
- {"Pre-emption Capability (PCI)", "gtp.qos_arp_pci",
- FT_BOOLEAN, 8, TFS(&tfs_disabled_enabled), 0x40,
- NULL, HFILL}
- },
- { &hf_gtp_qos_arp_pl,
- {"Priority Level", "gtp.qos_arp_pl",
- FT_UINT8, BASE_DEC, NULL, 0x3c,
- NULL, HFILL}
- },
- { &hf_gtp_qos_arp_pvi,
- {"Pre-emption Vulnerability (PVI)", "gtp.qos_arp_pvi",
- FT_BOOLEAN, 8, TFS(&tfs_disabled_enabled), 0x01,
- NULL, HFILL}
- },
- {&hf_gtp_qos_qci,
- {"QCI", "gtp.qos_qci",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_ul_mbr,
- {"Uplink Maximum Bit Rate", "gtp.qos_ul_mbr",
- FT_UINT64, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_dl_mbr,
- {"Downlink Maximum Bit Rate", "gtp.qos_dl_mbr",
- FT_UINT64, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_ul_gbr,
- {"Uplink Guaranteed Bit Rate", "gtp.qos_ul_gbr",
- FT_UINT64, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_dl_gbr,
- {"Downlink Guaranteed Bit Rate", "gtp.qos_dl_gbr",
- FT_UINT64, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_ul_apn_ambr,
- {"Uplink APN Aggregate Maximum Bit Rate", "gtp.qos_ul_apn_ambr",
- FT_UINT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_qos_dl_apn_ambr,
- {"Downlink APN Aggregate Maximum Bit Rate", "gtp.qos_dl_apn_ambr",
- FT_UINT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_pkt_flow_id,
- { "Packet Flow ID", "gtp.pkt_flow_id",
- FT_UINT8, BASE_DEC, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_ptmsi,
- { "P-TMSI", "gtp.ptmsi",
- FT_UINT32, BASE_HEX, NULL, 0,
- "Packet-Temporary Mobile Subscriber Identity", HFILL}
- },
- {&hf_gtp_ptmsi_sig,
- { "P-TMSI Signature", "gtp.ptmsi_sig",
- FT_UINT24, BASE_HEX, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_rab_gtpu_dn,
- { "Downlink GTP-U seq number", "gtp.rab_gtp_dn",
- FT_UINT16, BASE_DEC, NULL, 0,
- "Downlink GTP-U sequence number", HFILL}
- },
- {&hf_gtp_rab_gtpu_up,
- { "Uplink GTP-U seq number", "gtp.rab_gtp_up",
- FT_UINT16, BASE_DEC, NULL, 0,
- "Uplink GTP-U sequence number", HFILL}
- },
- {&hf_gtp_rab_pdu_dn,
- { "Downlink next PDCP-PDU seq number", "gtp.rab_pdu_dn",
- FT_UINT16, BASE_DEC, NULL, 0,
- "Downlink next PDCP-PDU sequence number", HFILL}
- },
- {&hf_gtp_rab_pdu_up,
- { "Uplink next PDCP-PDU seq number", "gtp.rab_pdu_up",
- FT_UINT16, BASE_DEC, NULL, 0,
- "Uplink next PDCP-PDU sequence number", HFILL}
- },
- {&hf_gtp_rai_rac,
- { "RAC", "gtp.rac",
- FT_UINT8, BASE_DEC, NULL, 0,
- "Routing Area Code", HFILL}
- },
- {&hf_gtp_rai_lac,
- { "LAC", "gtp.lac",
- FT_UINT16, BASE_DEC, NULL, 0,
- "Location Area Code", HFILL}
- },
- { &hf_gtp_tac,
- {"TAC", "gtp.tac",
- FT_UINT16, BASE_DEC, NULL, 0,
- "Tracking Area Code", HFILL}
- },
- { &hf_gtp_eci,
- {"ECI", "gtp.eci",
- FT_UINT32, BASE_DEC, NULL, 0x0FFFFFFF,
- "E-UTRAN Cell Identifier", HFILL}
- },
- {&hf_gtp_ranap_cause,
- { "RANAP cause", "gtp.ranap_cause",
- FT_UINT8, BASE_DEC|BASE_EXT_STRING, &ranap_cause_type_ext, 0,
- NULL, HFILL}
- },
- {&hf_gtp_recovery,
- { "Recovery", "gtp.recovery",
- FT_UINT8, BASE_DEC, NULL, 0,
- "Restart counter", HFILL}
- },
- {&hf_gtp_reorder,
- { "Reordering required", "gtp.reorder",
- FT_BOOLEAN, BASE_NONE, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_rnc_ipv4,
- { "RNC address IPv4", "gtp.rnc_ipv4",
- FT_IPv4, BASE_NONE, NULL, 0,
- "Radio Network Controller address IPv4", HFILL}
- },
- {&hf_gtp_rnc_ipv6,
- { "RNC address IPv6", "gtp.rnc_ipv6",
- FT_IPv6, BASE_NONE, NULL, 0,
- "Radio Network Controller address IPv6", HFILL}
- },
- {&hf_gtp_rp,
- { "Radio Priority", "gtp.rp",
- FT_UINT8, BASE_DEC, NULL, GTPv1_EXT_RP_MASK,
- "Radio Priority for uplink tx", HFILL}
- },
- {&hf_gtp_rp_nsapi,
- { "NSAPI in Radio Priority", "gtp.rp_nsapi",
- FT_UINT8, BASE_DEC, NULL, GTPv1_EXT_RP_NSAPI_MASK,
- "Network layer Service Access Point Identifier in Radio Priority", HFILL}
- },
- {&hf_gtp_rp_sms,
- { "Radio Priority SMS", "gtp.rp_sms",
- FT_UINT8, BASE_DEC, NULL, 0,
- "Radio Priority for MO SMS", HFILL}
- },
- {&hf_gtp_rp_spare,
- { "Reserved", "gtp.rp_spare",
- FT_UINT8, BASE_DEC, NULL, GTPv1_EXT_RP_SPARE_MASK,
- "Spare bit", HFILL}
- },
- {&hf_gtp_sel_mode,
- { "Selection mode", "gtp.sel_mode",
- FT_UINT8, BASE_DEC, VALS(sel_mode_type), 0x03,
- NULL, HFILL}
- },
- {&hf_gtp_seq_number,
- { "Sequence number", "gtp.seq_number",
- FT_UINT16, BASE_HEX, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_sndcp_number,
- { "SNDCP N-PDU LLC Number", "gtp.sndcp_number",
- FT_UINT8, BASE_HEX, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_tear_ind,
- { "Teardown Indicator", "gtp.tear_ind",
- FT_BOOLEAN, BASE_NONE, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_teid,
- { "TEID", "gtp.teid",
- FT_UINT32, BASE_HEX, NULL, 0,
- "Tunnel Endpoint Identifier", HFILL}
- },
- {&hf_gtp_teid_cp,
- { "TEID Control Plane", "gtp.teid_cp",
- FT_UINT32, BASE_HEX, NULL, 0,
- "Tunnel Endpoint Identifier Control Plane", HFILL}
- },
- {&hf_gtp_ulink_teid_cp,
- { "Uplink TEID Control Plane", "gtp.ulink_teid_cp",
- FT_UINT32, BASE_HEX, NULL, 0,
- "Uplink Tunnel Endpoint Identifier Control Plane", HFILL}
- },
- {&hf_gtp_teid_data,
- { "TEID Data I", "gtp.teid_data",
- FT_UINT32, BASE_HEX, NULL, 0,
- "Tunnel Endpoint Identifier Data I", HFILL}
- },
- {&hf_gtp_ulink_teid_data,
- { "Uplink TEID Data I", "gtp.ulink_teid_data",
- FT_UINT32, BASE_HEX, NULL, 0,
- "UplinkTunnel Endpoint Identifier Data I", HFILL}
- },
- {&hf_gtp_teid_ii,
- { "TEID Data II", "gtp.teid_ii",
- FT_UINT32, BASE_HEX, NULL, 0,
- "Tunnel Endpoint Identifier Data II", HFILL}
- },
- {&hf_gtp_tft_code,
- { "TFT operation code", "gtp.tft_code",
- FT_UINT8, BASE_DEC, VALS(tft_code_type), GTPv1_TFT_CODE_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_tft_spare,
- { "TFT spare bit", "gtp.tft_spare",
- FT_UINT8, BASE_DEC, NULL, GTPv1_TFT_SPARE_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_tft_number,
- { "Number of packet filters", "gtp.tft_number",
- FT_UINT8, BASE_DEC, NULL, GTPv1_TFT_NUMBER_MASK,
- NULL, HFILL}
- },
- {&hf_gtp_tft_eval,
- { "Evaluation precedence", "gtp.tft_eval",
- FT_UINT8, BASE_DEC, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_tid,
- { "TID", "gtp.tid",
- FT_STRING, BASE_NONE, NULL, 0,
- "Tunnel Identifier", HFILL}
- },
- {&hf_gtp_tlli,
- { "TLLI", "gtp.tlli",
- FT_UINT32, BASE_HEX, NULL, 0,
- "Temporary Logical Link Identity", HFILL}
- },
- {&hf_gtp_tr_comm,
- { "Packet transfer command", "gtp.tr_comm",
- FT_UINT8, BASE_DEC, VALS(tr_comm_type), 0,
- NULL, HFILL}
- },
- {&hf_gtp_trace_ref,
- { "Trace reference", "gtp.trace_ref",
- FT_UINT16, BASE_HEX, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_trace_type,
- { "Trace type", "gtp.trace_type",
- FT_UINT16, BASE_HEX, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_user_addr_pdp_org,
- { "PDP type organization", "gtp.user_addr_pdp_org",
- FT_UINT8, BASE_DEC, VALS(pdp_org_type), 0,
- NULL, HFILL}
- },
- {&hf_gtp_user_addr_pdp_type,
- { "PDP type number", "gtp.user_addr_pdp_type",
- FT_UINT8, BASE_HEX, VALS(pdp_type), 0,
- NULL, HFILL}
- },
- {&hf_gtp_user_ipv4,
- { "End user address IPv4", "gtp.user_ipv4",
- FT_IPv4, BASE_NONE, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_user_ipv6,
- { "End user address IPv6", "gtp.user_ipv6",
- FT_IPv6, BASE_NONE, NULL, 0,
- NULL, HFILL}
- },
- {&hf_gtp_security_mode,
- { "Security Mode", "gtp.security_mode",
- FT_UINT8, BASE_DEC, VALS(mm_sec_modep), 0xc0,
- NULL, HFILL}
- },
- {&hf_gtp_no_of_vectors,
- { "No of Vectors", "gtp.no_of_vectors",
- FT_UINT8, BASE_DEC, NULL, 0x38,
- NULL, HFILL}
- },
- {&hf_gtp_cipher_algorithm,
- { "Cipher Algorithm", "gtp.cipher_algorithm",
- FT_UINT8, BASE_DEC, VALS(gtp_cipher_algorithm), 0x07,
- NULL, HFILL}
- },
- {&hf_gtp_cksn_ksi,
- { "Ciphering Key Sequence Number (CKSN)/Key Set Identifier (KSI)", "gtp.cksn_ksi",
- FT_UINT8, BASE_DEC, NULL, 0x07,
- "CKSN/KSI", HFILL}
- },
- {&hf_gtp_cksn,
- { "Ciphering Key Sequence Number (CKSN)", "gtp.cksn",
- FT_UINT8, BASE_DEC, NULL, 0x07,
- "CKSN", HFILL}
- },
- {&hf_gtp_ksi,
- { "Key Set Identifier (KSI)", "gtp.ksi",
- FT_UINT8, BASE_DEC, NULL, 0x07,
- "KSI", HFILL}
- },
- {&hf_gtp_ext_length,
- { "Length", "gtp.ext_length",
- FT_UINT16, BASE_DEC, NULL, 0x0,
- "IE Length", HFILL}
- },
- {&hf_gtp_utran_field,
- { "UTRAN Transparent Field", "gtp.utran_field",
- FT_BYTES, BASE_NONE, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_ext_apn_res,
- { "Restriction Type", "gtp.ext_apn_res",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_ext_rat_type,
- { "RAT Type", "gtp.ext_rat_type",
- FT_UINT8, BASE_DEC, VALS(gtp_ext_rat_type_vals), 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_ext_geo_loc_type,
- { "Geographic Location Type", "gtp.ext_geo_loc_type",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_ext_sac,
- { "SAC", "gtp.ext_sac",
- FT_UINT16, BASE_HEX, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_ext_imeisv,
- { "IMEI(SV)", "gtp.ext_imeisv",
- FT_STRING, BASE_NONE, NULL, 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_target_rnc_id,
- { "targetRNC-ID", "gtp.targetRNC_ID",
- FT_UINT16, BASE_HEX, NULL, 0x0fff,
- NULL, HFILL }
- },
- { &hf_gtp_target_ext_rnc_id,
- { "Extended RNC-ID", "gtp.target_ext_RNC_ID",
- FT_UINT16, BASE_HEX, NULL, 0,
- NULL, HFILL }
- },
- {&hf_gtp_bssgp_cause,
- { "BSSGP Cause", "gtp.bssgp_cause",
- FT_UINT8, BASE_DEC|BASE_EXT_STRING, &bssgp_cause_vals_ext, 0,
- NULL, HFILL}
- },
- { &hf_gtp_bssgp_ra_discriminator,
- { "Routing Address Discriminator", "gtp.bssgp.rad",
- FT_UINT8, BASE_DEC, VALS(gtp_bssgp_ra_discriminator_vals), 0x0f,
- NULL, HFILL }
- },
- {&hf_gtp_sapi,
- { "PS Handover XID SAPI", "gtp.ps_handover_xid_sapi",
- FT_UINT8, BASE_DEC, NULL, 0x0F,
- "SAPI", HFILL}
- },
- {&hf_gtp_xid_par_len,
- { "PS Handover XID parameter length", "gtp.ps_handover_xid_par_len",
- FT_UINT8, BASE_DEC, NULL, 0xFF,
- "XID parameter length", HFILL}
- },
- {&hf_gtp_earp_pvi,
- { "PVI Pre-emption Vulnerability", "gtp.EARP_pre_emption_par_vulnerability",
- FT_BOOLEAN, 8, TFS(&tfs_disabled_enabled), 0x01,
- NULL, HFILL}
- },
- {&hf_gtp_earp_pl,
- { "PL Priority Level", "gtp.EARP_priority_level",
- FT_UINT8, BASE_DEC, NULL, 0x3C,
- NULL, HFILL}
- },
- {&hf_gtp_earp_pci,
- { "PCI Pre-emption Capability", "gtp.EARP_pre_emption_Capability",
- FT_BOOLEAN, 8, TFS(&tfs_disabled_enabled), 0x40,
- NULL, HFILL}
- },
- {&hf_gtp_cdr_app,
- { "Application Identifier", "gtp.cdr_app",
- FT_UINT8, BASE_DEC, NULL, 0xf0,
- NULL, HFILL}
- },
- { &hf_gtp_cdr_rel,
- { "Release Identifier", "gtp.cdr_rel",
- FT_UINT8, BASE_DEC, NULL, 0x0f,
- NULL, HFILL}
- },
- { &hf_gtp_cdr_ver,
- { "Version Identifier", "gtp.cdr_ver",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_cmn_flg_ppc,
- { "Prohibit Payload Compression", "gtp.cmn_flg.ppc",
- FT_BOOLEAN, 8, NULL, 0x01,
- NULL, HFILL}
- },
- {&hf_gtp_cmn_flg_mbs_srv_type,
- { "MBMS Service Type", "gtp.cmn_flg.mbs_srv_type",
- FT_BOOLEAN, 8, NULL, 0x02,
- NULL, HFILL}
- },
- {&hf_gtp_cmn_flg_mbs_ran_pcd_rdy,
- { "RAN Procedures Ready", "gtp.cmn_flg.mbs_ran_pcd_rdy",
- FT_BOOLEAN, 8, NULL, 0x04,
- NULL, HFILL}
- },
- {&hf_gtp_cmn_flg_mbs_cnt_inf,
- { "MBMS Counting Information", "gtp.cmn_flg.mbs_cnt_inf",
- FT_BOOLEAN, 8, NULL, 0x08,
- NULL, HFILL}
- },
- {&hf_gtp_cmn_flg_no_qos_neg,
- { "No QoS negotiation", "gtp.cmn_flg.no_qos_neg",
- FT_BOOLEAN, 8, NULL, 0x10,
- NULL, HFILL}
- },
- {&hf_gtp_cmn_flg_nrsn,
- { "NRSN bit field", "gtp.cmn_flg.nrsn",
- FT_BOOLEAN, 8, NULL, 0x20,
- NULL, HFILL}
- },
- {&hf_gtp_cmn_flg_upgrd_qos_sup,
- { "Upgrade QoS Supported", "gtp.cmn_flg.upgrd_qos_sup",
- FT_BOOLEAN, 8, NULL, 0x40,
- NULL, HFILL}
- },
- {&hf_gtp_cmn_flg_dual_addr_bearer_flg,
- { "Dual Address Bearer Flag", "gtp.cmn_flg.dual_addr_bearer_flg",
- FT_BOOLEAN, 8, NULL, 0x80,
- NULL, HFILL}
- },
- {&hf_gtp_tmgi,
- { "Temporary Mobile Group Identity (TMGI)", "gtp.tmgi",
- FT_BYTES, BASE_NONE, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_no_of_mbms_sa_codes,
- { "Number of MBMS service area codes", "gtp.no_of_mbms_sa_codes",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- "Number N of MBMS service area codes", HFILL}
- },
- {&hf_gtp_mbms_ses_dur_days,
- { "Estimated session duration days", "gtp.mbms_ses_dur_days",
- FT_UINT24, BASE_DEC, NULL, 0x00007F,
- NULL, HFILL}
- },
- {&hf_gtp_mbms_ses_dur_s,
- { "Estimated session duration seconds", "gtp.mbms_ses_dur_s",
- FT_UINT24, BASE_DEC, NULL, 0xFFFF80,
- NULL, HFILL}
- },
- {&hf_gtp_mbms_sa_code,
- { "MBMS service area code", "gtp.mbms_sa_code",
- FT_UINT16, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_mbs_2g_3g_ind,
- { "MBMS 2G/3G Indicator", "gtp.mbs_2g_3g_ind",
- FT_UINT8, BASE_DEC, VALS(gtp_mbs_2g_3g_ind_vals), 0x0,
- NULL, HFILL}
- },
- {&hf_gtp_time_2_dta_tr,
- { "Time to MBMS Data Transfer", "gtp.time_2_dta_tr",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_ext_ei,
- { "Error Indication (EI)", "gtp.ei",
- FT_UINT8, BASE_DEC, NULL, 0x04,
- NULL, HFILL}
- },
- {&hf_gtp_ext_gcsi,
- { "GPRS-CSI (GCSI)", "gtp.gcsi",
- FT_UINT8, BASE_DEC, NULL, 0x02,
- NULL, HFILL}
- },
- { &hf_gtp_ext_dti,
- { "Direct Tunnel Indicator (DTI)", "gtp.dti",
- FT_UINT8, BASE_DEC, NULL, 0x01,
- NULL, HFILL}
- },
- { &hf_gtp_ra_prio_lcs,
- { "Radio Priority LCS", "gtp.raplcs",
- FT_UINT8, BASE_DEC, NULL, 0x07,
- NULL, HFILL}
- },
- { &hf_gtp_bcm,
- { "Bearer Control Mode", "gtp.bcm",
- FT_UINT8, BASE_DEC, VALS(gtp_pdp_bcm_type_vals), 0,
- NULL, HFILL}
- },
- { &hf_gtp_fqdn,
- { "FQDN", "gtp.fqdn",
- FT_STRING, BASE_NONE, NULL, 0,
- "Fully Qualified Domain Name", HFILL}
- },
- { &hf_gtp_rim_routing_addr,
- { "RIM Routing Address value", "gtp.rim_routing_addr_val",
- FT_BYTES, BASE_NONE, NULL, 0,
- NULL, HFILL}
- },
- { &hf_gtp_mbms_flow_id,
- { "MBMS Flow Identifier", "gtp.mbms_flow_id",
- FT_BYTES, BASE_NONE, NULL, 0,
- NULL, HFILL}
- },
- { &hf_gtp_mbms_dist_indic,
- { "Distribution Indication", "gtp.mbms_dist_indic",
- FT_UINT8, BASE_DEC, VALS(gtp_mbms_dist_indic_vals), 0x03,
- NULL, HFILL}
- },
- { &hf_gtp_ext_apn_ambr_ul,
- { "APN-AMBR for Uplink", "gtp.apn_ambr_ul",
- FT_INT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_ext_apn_ambr_dl,
- { "APN-AMBR for Downlink", "gtp.apn_ambr_dl",
- FT_INT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_ext_sub_ue_ambr_ul,
- { "Subscribed UE-AMBR for Uplink", "gtp.sub_ue_ambr_ul",
- FT_INT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_ext_sub_ue_ambr_dl,
- { "Subscribed UE-AMBR for Downlink", "gtp.sub_ue_ambr_dl",
- FT_INT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_ext_auth_ue_ambr_ul,
- { "Authorized UE-AMBR for Uplink", "gtp.auth_ue_ambr_ul",
- FT_INT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_ext_auth_ue_ambr_dl,
- { "Authorized UE-AMBR for Downlink", "gtp.auth_ue_ambr_dl",
- FT_INT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_ext_auth_apn_ambr_ul,
- { "Authorized APN-AMBR for Uplink", "gtp.auth_apn_ambr_ul",
- FT_INT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_ext_auth_apn_ambr_dl,
- { "Authorized APN-AMBR for Downlink", "gtp.auth_apn_ambr_dl",
- FT_INT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_ext_ggsn_back_off_time_units,
- { "Timer unit", "gtp.ggsn_back_off_time_units",
- FT_UINT8, BASE_DEC, VALS(gtp_ggsn_back_off_time_units_vals), 0xe0,
- NULL, HFILL}
- },
- { &hf_gtp_ext_ggsn_back_off_timer,
- { "Timer value", "gtp.ggsn_back_off_timer",
- FT_UINT8, BASE_DEC, NULL, 0x1f,
- NULL, HFILL}
- },
- { &hf_gtp_higher_br_16mb_flg,
- { "Higher bitrates than 16 Mbps flag", "gtp.higher_br_16mb_flg",
- FT_UINT8, BASE_DEC, VALS(gtp_higher_br_16mb_flg_vals), 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_max_mbr_apn_ambr_ul,
- { "Max MBR/APN-AMBR for uplink", "gtp.max_mbr_apn_ambr_ul",
- FT_UINT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- { &hf_gtp_max_mbr_apn_ambr_dl,
- { "Max MBR/APN-AMBR for downlink", "gtp.max_mbr_apn_ambr_dl",
- FT_UINT32, BASE_DEC, NULL, 0x0,
- NULL, HFILL}
- },
- };
- /* Setup protocol subtree array */
- #define GTP_NUM_INDIVIDUAL_ELEMS 27
- static gint *ett_gtp_array[GTP_NUM_INDIVIDUAL_ELEMS + NUM_GTP_IES];
- ett_gtp_array[0] = &ett_gtp;
- ett_gtp_array[1] = &ett_gtp_flags;
- ett_gtp_array[2] = &ett_gtp_ext;
- ett_gtp_array[3] = &ett_gtp_cdr_dr;
- ett_gtp_array[4] = &ett_gtp_qos;
- ett_gtp_array[5] = &ett_gtp_qos_arp;
- ett_gtp_array[6] = &ett_gtp_uli_rai;
- ett_gtp_array[7] = &ett_gtp_flow_ii;
- ett_gtp_array[8] = &ett_gtp_ext_hdr;
- ett_gtp_array[9] = &ett_gtp_rp;
- ett_gtp_array[10] = &ett_gtp_pkt_flow_id;
- ett_gtp_array[11] = &ett_gtp_data_resp;
- ett_gtp_array[12] = &ett_gtp_cdr_ver;
- ett_gtp_array[13] = &ett_gtp_tmgi;
- ett_gtp_array[14] = &ett_gtp_trip;
- ett_gtp_array[15] = &ett_gtp_quint;
- ett_gtp_array[16] = &ett_gtp_net_cap;
- ett_gtp_array[17] = &ett_gtp_can_pack;
- ett_gtp_array[18] = &ett_gtp_proto;
- ett_gtp_array[19] = &ett_gtp_gsn_addr;
- ett_gtp_array[20] = &ett_gtp_tft;
- ett_gtp_array[21] = &ett_gtp_tft_pf;
- ett_gtp_array[22] = &ett_gtp_tft_flags;
- ett_gtp_array[23] = &ett_gtp_rab_setup;
- ett_gtp_array[24] = &ett_gtp_hdr_list;
- ett_gtp_array[25] = &ett_gtp_rel_pack;
- ett_gtp_array[26] = &ett_gtp_node_addr;
- last_offset = GTP_NUM_INDIVIDUAL_ELEMS;
- for (i=0; i < NUM_GTP_IES; i++, last_offset++)
- {
- ett_gtp_ies[i] = -1;
- ett_gtp_array[last_offset] = &ett_gtp_ies[i];
- }
- proto_gtp = proto_register_protocol("GPRS Tunneling Protocol", "GTP", "gtp");
- proto_register_field_array(proto_gtp, hf_gtp, array_length(hf_gtp));
- proto_register_subtree_array(ett_gtp_array, array_length(ett_gtp_array));
- gtp_module = prefs_register_protocol(proto_gtp, proto_reg_handoff_gtp);
- prefs_register_uint_preference(gtp_module, "v0_port", "GTPv0 and GTP' port", "GTPv0 and GTP' port (default 3386)", 10, &g_gtpv0_port);
- prefs_register_uint_preference(gtp_module, "v1c_port", "GTPv1 or GTPv2 control plane (GTP-C, GTPv2-C) port", "GTPv1 and GTPv2 control plane port (default 2123)", 10,
- &g_gtpv1c_port);
- prefs_register_uint_preference(gtp_module, "v1u_port", "GTPv1 user plane (GTP-U) port", "GTPv1 user plane port (default 2152)", 10,
- &g_gtpv1u_port);
- prefs_register_enum_preference(gtp_module, "dissect_tpdu_as",
- "Dissect T-PDU as",
- "Dissect T-PDU as",
- &dissect_tpdu_as,
- gtp_decode_tpdu_as,
- FALSE);
- prefs_register_obsolete_preference(gtp_module, "v0_dissect_cdr_as");
- prefs_register_obsolete_preference(gtp_module, "v0_check_etsi");
- prefs_register_obsolete_preference(gtp_module, "v1_check_etsi");
- prefs_register_bool_preference(gtp_module, "check_etsi", "Compare GTP order with ETSI", "GTP ETSI order", &g_gtp_etsi_order);
- prefs_register_obsolete_preference(gtp_module, "ppp_reorder");
- prefs_register_obsolete_preference(gtp_module, "dissect_tpdu");
- /* This preference can be used to disable the dissection of GTP over TCP. Most of the Wireless operators uses GTP over UDP.
- * The preference is set to TRUE by default forbackward compatibility
- */
- prefs_register_bool_preference(gtp_module, "dissect_gtp_over_tcp", "Dissect GTP over TCP", "Dissect GTP over TCP", &g_gtp_over_tcp);
- new_register_dissector("gtp", dissect_gtp, proto_gtp);
- new_register_dissector("gtpprim", dissect_gtpprim, proto_gtp);
- gtp_priv_ext_dissector_table = register_dissector_table("gtp.priv_ext", "GTP PRIVATE EXT", FT_UINT16, BASE_DEC);
- gtp_cdr_fmt_dissector_table = register_dissector_table("gtp.cdr_fmt", "GTP DATA RECORD TYPE", FT_UINT16, BASE_DEC);
- register_init_routine(gtp_reinit);
- gtp_tap = register_tap("gtp");
- gtpv1_tap = register_tap("gtpv1");
- }
- /* TS 132 295 V9.0.0 (2010-02)
- * 5.1.3 Port usage
- * - The UDP Destination Port may be the server port number 3386 which has been reserved for GTP'.
- * Alternatively another port can be used, which has been configured by O&M, except Port Number 2123
- * which is used by GTPv2-C.
- * :
- * The TCP Destination Port may be the server port number 3386, which has been reserved for G-PDUs. Alternatively,
- * another port may be used as configured by O&M. Extra implementation-specific destination ports are possible but
- * all CGFs shall support the server port number.
- */
- void
- proto_reg_handoff_gtp(void)
- {
- static gboolean Initialized = FALSE;
- static dissector_handle_t gtp_handle, gtp_prim_handle;
- static gboolean gtp_over_tcp;
- static guint gtpv0_port;
- static guint gtpv1c_port;
- static guint gtpv1u_port;
- if (!Initialized) {
- gtp_handle = find_dissector("gtp");
- gtp_prim_handle = find_dissector("gtpprim");
- ppp_subdissector_table = find_dissector_table("ppp.protocol");
- radius_register_avp_dissector(VENDOR_THE3GPP, 5, dissect_radius_qos_umts);
- radius_register_avp_dissector(VENDOR_THE3GPP, 12, dissect_radius_selection_mode);
- radius_register_avp_dissector(VENDOR_THE3GPP, 22, dissect_radius_user_loc);
- ip_handle = find_dissector("ip");
- ipv6_handle = find_dissector("ipv6");
- ppp_handle = find_dissector("ppp");
- sync_handle = find_dissector("sync");
- data_handle = find_dissector("data");
- gtpcdr_handle = find_dissector("gtpcdr");
- sndcpxid_handle = find_dissector("sndcpxid");
- gtpv2_handle = find_dissector("gtpv2");
- bssgp_handle = find_dissector("bssgp");
- bssap_pdu_type_table = find_dissector_table("bssap.pdu_type");
- /* AVP Code: 5 3GPP-GPRS Negotiated QoS profile */
- dissector_add_uint("diameter.3gpp", 5, new_create_dissector_handle(dissect_diameter_3gpp_qosprofile, proto_gtp));
- /* AVP Code: 903 MBMS-Service-Area */
- dissector_add_uint("diameter.3gpp", 903, new_create_dissector_handle(dissect_gtp_3gpp_mbms_service_area, proto_gtp));
- /* AVP Code: 904 MBMS-Session-Duration */
- dissector_add_uint("diameter.3gpp", 904, new_create_dissector_handle(dissect_gtp_mbms_ses_dur, proto_gtp));
- /* AVP Code: 911 MBMS-Time-To-Data-Transfer */
- dissector_add_uint("diameter.3gpp", 911, new_create_dissector_handle(dissect_gtp_mbms_time_to_data_tr, proto_gtp));
- Initialized = TRUE;
- } else {
- dissector_delete_uint("udp.port", gtpv0_port, gtp_prim_handle);
- dissector_delete_uint("udp.port", gtpv1c_port, gtp_handle);
- dissector_delete_uint("udp.port", gtpv1u_port, gtp_handle);
- if (gtp_over_tcp) {
- dissector_delete_uint("tcp.port", gtpv0_port, gtp_prim_handle);
- dissector_delete_uint("tcp.port", gtpv1c_port, gtp_handle);
- dissector_delete_uint("tcp.port", gtpv1u_port, gtp_handle);
- }
- }
- gtp_over_tcp = g_gtp_over_tcp;
- gtpv0_port = g_gtpv0_port;
- gtpv1c_port = g_gtpv1c_port;
- gtpv1u_port = g_gtpv1u_port;
- dissector_add_uint("udp.port", g_gtpv0_port, gtp_prim_handle);
- dissector_add_uint("udp.port", g_gtpv1c_port, gtp_handle);
- dissector_add_uint("udp.port", g_gtpv1u_port, gtp_handle);
- if (g_gtp_over_tcp) {
- dissector_add_uint("tcp.port", g_gtpv0_port, gtp_prim_handle);
- dissector_add_uint("tcp.port", g_gtpv1c_port, gtp_handle);
- dissector_add_uint("tcp.port", g_gtpv1u_port, gtp_handle);
- }
- }
- /*
- * Editor modelines - http://www.wireshark.org/tools/modelines.html
- *
- * Local variables:
- * c-basic-offset: 4
- * tab-width: 8
- * indent-tabs-mode: nil
- * End:
- *
- * vi: set shiftwidth=4 tabstop=8 expandtab:
- * :indentSize=4:tabSize=8:noTabs=true:
- */