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/drivers/staging/wlan-ng/p80211netdev.h

https://bitbucket.org/slukk/jb-tsm-kernel-4.2
C Header | 243 lines | 137 code | 34 blank | 72 comment | 0 complexity | 6c27bc445bdb1d48293f5012293efaa5 MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.0, AGPL-1.0
  1/* p80211netdev.h
  2*
  3* WLAN net device structure and functions
  4*
  5* Copyright (C) 1999 AbsoluteValue Systems, Inc.  All Rights Reserved.
  6* --------------------------------------------------------------------
  7*
  8* linux-wlan
  9*
 10*   The contents of this file are subject to the Mozilla Public
 11*   License Version 1.1 (the "License"); you may not use this file
 12*   except in compliance with the License. You may obtain a copy of
 13*   the License at http://www.mozilla.org/MPL/
 14*
 15*   Software distributed under the License is distributed on an "AS
 16*   IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 17*   implied. See the License for the specific language governing
 18*   rights and limitations under the License.
 19*
 20*   Alternatively, the contents of this file may be used under the
 21*   terms of the GNU Public License version 2 (the "GPL"), in which
 22*   case the provisions of the GPL are applicable instead of the
 23*   above.  If you wish to allow the use of your version of this file
 24*   only under the terms of the GPL and not to allow others to use
 25*   your version of this file under the MPL, indicate your decision
 26*   by deleting the provisions above and replace them with the notice
 27*   and other provisions required by the GPL.  If you do not delete
 28*   the provisions above, a recipient may use your version of this
 29*   file under either the MPL or the GPL.
 30*
 31* --------------------------------------------------------------------
 32*
 33* Inquiries regarding the linux-wlan Open Source project can be
 34* made directly to:
 35*
 36* AbsoluteValue Systems Inc.
 37* info@linux-wlan.com
 38* http://www.linux-wlan.com
 39*
 40* --------------------------------------------------------------------
 41*
 42* Portions of the development of this software were funded by
 43* Intersil Corporation as part of PRISM(R) chipset product development.
 44*
 45* --------------------------------------------------------------------
 46*
 47* This file declares the structure type that represents each wlan
 48* interface.
 49*
 50* --------------------------------------------------------------------
 51*/
 52
 53#ifndef _LINUX_P80211NETDEV_H
 54#define _LINUX_P80211NETDEV_H
 55
 56#include <linux/interrupt.h>
 57#include <linux/wireless.h>
 58#include <linux/netdevice.h>
 59
 60#undef netdevice_t
 61typedef struct net_device netdevice_t;
 62
 63#define WLAN_RELEASE	"0.3.0-staging"
 64
 65#define WLAN_DEVICE_CLOSED	0
 66#define WLAN_DEVICE_OPEN	1
 67
 68#define WLAN_MACMODE_NONE	0
 69#define WLAN_MACMODE_IBSS_STA	1
 70#define WLAN_MACMODE_ESS_STA	2
 71#define WLAN_MACMODE_ESS_AP	3
 72
 73/* MSD States */
 74#define WLAN_MSD_HWPRESENT_PENDING	1
 75#define WLAN_MSD_HWFAIL			2
 76#define WLAN_MSD_HWPRESENT		3
 77#define WLAN_MSD_FWLOAD_PENDING		4
 78#define WLAN_MSD_FWLOAD			5
 79#define WLAN_MSD_RUNNING_PENDING	6
 80#define WLAN_MSD_RUNNING		7
 81
 82#ifndef ETH_P_ECONET
 83#define ETH_P_ECONET   0x0018	/* needed for 2.2.x kernels */
 84#endif
 85
 86#define ETH_P_80211_RAW        (ETH_P_ECONET + 1)
 87
 88#ifndef ARPHRD_IEEE80211
 89#define ARPHRD_IEEE80211 801	/* kernel 2.4.6 */
 90#endif
 91
 92#ifndef ARPHRD_IEEE80211_PRISM	/* kernel 2.4.18 */
 93#define ARPHRD_IEEE80211_PRISM 802
 94#endif
 95
 96/*--- NSD Capabilities Flags ------------------------------*/
 97#define P80211_NSDCAP_HARDWAREWEP           0x01  /* hardware wep engine */
 98#define P80211_NSDCAP_SHORT_PREAMBLE        0x10  /* hardware supports */
 99#define P80211_NSDCAP_HWFRAGMENT            0x80  /* nsd handles frag/defrag */
100#define P80211_NSDCAP_AUTOJOIN              0x100 /* nsd does autojoin */
101#define P80211_NSDCAP_NOSCAN                0x200 /* nsd can scan */
102
103/* Received frame statistics */
104typedef struct p80211_frmrx_t {
105	u32 mgmt;
106	u32 assocreq;
107	u32 assocresp;
108	u32 reassocreq;
109	u32 reassocresp;
110	u32 probereq;
111	u32 proberesp;
112	u32 beacon;
113	u32 atim;
114	u32 disassoc;
115	u32 authen;
116	u32 deauthen;
117	u32 mgmt_unknown;
118	u32 ctl;
119	u32 pspoll;
120	u32 rts;
121	u32 cts;
122	u32 ack;
123	u32 cfend;
124	u32 cfendcfack;
125	u32 ctl_unknown;
126	u32 data;
127	u32 dataonly;
128	u32 data_cfack;
129	u32 data_cfpoll;
130	u32 data__cfack_cfpoll;
131	u32 null;
132	u32 cfack;
133	u32 cfpoll;
134	u32 cfack_cfpoll;
135	u32 data_unknown;
136	u32 decrypt;
137	u32 decrypt_err;
138} p80211_frmrx_t;
139
140/* called by /proc/net/wireless */
141struct iw_statistics *p80211wext_get_wireless_stats(netdevice_t * dev);
142/* wireless extensions' ioctls */
143extern struct iw_handler_def p80211wext_handler_def;
144int p80211wext_event_associated(struct wlandevice *wlandev, int assoc);
145
146/* WEP stuff */
147#define NUM_WEPKEYS 4
148#define MAX_KEYLEN 32
149
150#define HOSTWEP_DEFAULTKEY_MASK (BIT(1)|BIT(0))
151#define HOSTWEP_SHAREDKEY BIT(3)
152#define HOSTWEP_DECRYPT  BIT(4)
153#define HOSTWEP_ENCRYPT  BIT(5)
154#define HOSTWEP_PRIVACYINVOKED BIT(6)
155#define HOSTWEP_EXCLUDEUNENCRYPTED BIT(7)
156
157extern int wlan_watchdog;
158extern int wlan_wext_write;
159
160/* WLAN device type */
161typedef struct wlandevice {
162	struct wlandevice *next;	/* link for list of devices */
163	void *priv;		/* private data for MSD */
164
165	/* Subsystem State */
166	char name[WLAN_DEVNAMELEN_MAX];	/* Dev name, from register_wlandev() */
167	char *nsdname;
168
169	u32 state;		/* Device I/F state (open/closed) */
170	u32 msdstate;		/* state of underlying driver */
171	u32 hwremoved;		/* Has the hw been yanked out? */
172
173	/* Hardware config */
174	unsigned int irq;
175	unsigned int iobase;
176	unsigned int membase;
177	u32 nsdcaps;		/* NSD Capabilities flags */
178
179	/* Config vars */
180	unsigned int ethconv;
181
182	/* device methods (init by MSD, used by p80211 */
183	int (*open) (struct wlandevice *wlandev);
184	int (*close) (struct wlandevice *wlandev);
185	void (*reset) (struct wlandevice *wlandev);
186	int (*txframe) (struct wlandevice *wlandev, struct sk_buff *skb,
187			union p80211_hdr *p80211_hdr,
188			struct p80211_metawep *p80211_wep);
189	int (*mlmerequest) (struct wlandevice *wlandev, struct p80211msg *msg);
190	int (*set_multicast_list) (struct wlandevice *wlandev,
191				   netdevice_t *dev);
192	void (*tx_timeout) (struct wlandevice *wlandev);
193
194	/* 802.11 State */
195	u8 bssid[WLAN_BSSID_LEN];
196	p80211pstr32_t ssid;
197	u32 macmode;
198	int linkstatus;
199
200	/* WEP State */
201	u8 wep_keys[NUM_WEPKEYS][MAX_KEYLEN];
202	u8 wep_keylens[NUM_WEPKEYS];
203	int hostwep;
204
205	/* Request/Confirm i/f state (used by p80211) */
206	unsigned long request_pending;	/* flag, access atomically */
207
208	/* netlink socket */
209	/* queue for indications waiting for cmd completion */
210	/* Linux netdevice and support */
211	netdevice_t *netdev;	/* ptr to linux netdevice */
212	struct net_device_stats linux_stats;
213
214	/* Rx bottom half */
215	struct tasklet_struct rx_bh;
216
217	struct sk_buff_head nsd_rxq;
218
219	/* 802.11 device statistics */
220	struct p80211_frmrx_t rx;
221
222	struct iw_statistics wstats;
223
224	/* jkriegl: iwspy fields */
225	u8 spy_number;
226	char spy_address[IW_MAX_SPY][ETH_ALEN];
227	struct iw_quality spy_stat[IW_MAX_SPY];
228} wlandevice_t;
229
230/* WEP stuff */
231int wep_change_key(wlandevice_t *wlandev, int keynum, u8 *key, int keylen);
232int wep_decrypt(wlandevice_t *wlandev, u8 *buf, u32 len, int key_override,
233		u8 *iv, u8 *icv);
234int wep_encrypt(wlandevice_t *wlandev, u8 *buf, u8 *dst, u32 len, int keynum,
235		u8 *iv, u8 *icv);
236
237int wlan_setup(wlandevice_t *wlandev, struct device *physdev);
238int wlan_unsetup(wlandevice_t *wlandev);
239int register_wlandev(wlandevice_t *wlandev);
240int unregister_wlandev(wlandevice_t *wlandev);
241void p80211netdev_rx(wlandevice_t *wlandev, struct sk_buff *skb);
242void p80211netdev_hwremoved(wlandevice_t *wlandev);
243#endif