/crypto/heimdal/lib/gssapi/krb5/gsskrb5_locl.h

  1/*
  2 * Copyright (c) 1997 - 2008 Kungliga Tekniska Hรถgskolan
  3 * (Royal Institute of Technology, Stockholm, Sweden).
  4 * All rights reserved.
  5 *
  6 * Redistribution and use in source and binary forms, with or without
  7 * modification, are permitted provided that the following conditions
  8 * are met:
  9 *
 10 * 1. Redistributions of source code must retain the above copyright
 11 *    notice, this list of conditions and the following disclaimer.
 12 *
 13 * 2. Redistributions in binary form must reproduce the above copyright
 14 *    notice, this list of conditions and the following disclaimer in the
 15 *    documentation and/or other materials provided with the distribution.
 16 *
 17 * 3. Neither the name of the Institute nor the names of its contributors
 18 *    may be used to endorse or promote products derived from this software
 19 *    without specific prior written permission.
 20 *
 21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 31 * SUCH DAMAGE.
 32 */
 33
 34/* $Id$ */
 35
 36#ifndef GSSKRB5_LOCL_H
 37#define GSSKRB5_LOCL_H
 38
 39#include <config.h>
 40
 41#include <krb5_locl.h>
 42#include <gkrb5_err.h>
 43#include <gssapi.h>
 44#include <gssapi_mech.h>
 45#include <gssapi_krb5.h>
 46#include <assert.h>
 47
 48#include "cfx.h"
 49
 50/*
 51 *
 52 */
 53
 54struct gss_msg_order;
 55
 56typedef struct gsskrb5_ctx {
 57  struct krb5_auth_context_data *auth_context;
 58  struct krb5_auth_context_data *deleg_auth_context;
 59  krb5_principal source, target;
 60#define IS_DCE_STYLE(ctx) (((ctx)->flags & GSS_C_DCE_STYLE) != 0)
 61  OM_uint32 flags;
 62  enum { LOCAL = 1, OPEN = 2,
 63	 COMPAT_OLD_DES3 = 4,
 64         COMPAT_OLD_DES3_SELECTED = 8,
 65	 ACCEPTOR_SUBKEY = 16,
 66	 RETRIED = 32,
 67	 CLOSE_CCACHE = 64,
 68	 IS_CFX = 128
 69  } more_flags;
 70  enum gss_ctx_id_t_state {
 71      /* initiator states */
 72      INITIATOR_START,
 73      INITIATOR_RESTART,
 74      INITIATOR_WAIT_FOR_MUTAL,
 75      INITIATOR_READY,
 76      /* acceptor states */
 77      ACCEPTOR_START,
 78      ACCEPTOR_WAIT_FOR_DCESTYLE,
 79      ACCEPTOR_READY
 80  } state;
 81  krb5_creds *kcred;
 82  krb5_ccache ccache;
 83  struct krb5_ticket *ticket;
 84  OM_uint32 lifetime;
 85  HEIMDAL_MUTEX ctx_id_mutex;
 86  struct gss_msg_order *order;
 87  krb5_keyblock *service_keyblock;
 88  krb5_data fwd_data;
 89  krb5_crypto crypto;
 90} *gsskrb5_ctx;
 91
 92typedef struct {
 93  krb5_principal principal;
 94  int cred_flags;
 95#define GSS_CF_DESTROY_CRED_ON_RELEASE	1
 96#define GSS_CF_NO_CI_FLAGS		2
 97  struct krb5_keytab_data *keytab;
 98  OM_uint32 lifetime;
 99  gss_cred_usage_t usage;
100  gss_OID_set mechanisms;
101  struct krb5_ccache_data *ccache;
102  HEIMDAL_MUTEX cred_id_mutex;
103  krb5_enctype *enctypes;
104} *gsskrb5_cred;
105
106typedef struct Principal *gsskrb5_name;
107
108/*
109 *
110 */
111
112extern krb5_keytab _gsskrb5_keytab;
113extern HEIMDAL_MUTEX gssapi_keytab_mutex;
114
115/*
116 * Prototypes
117 */
118
119#include <gsskrb5-private.h>
120
121#define GSSAPI_KRB5_INIT(ctx) do {				\
122    krb5_error_code kret_gss_init;				\
123    if((kret_gss_init = _gsskrb5_init (ctx)) != 0) {		\
124	*minor_status = kret_gss_init;				\
125	return GSS_S_FAILURE;					\
126    }								\
127} while (0)
128
129/* sec_context flags */
130
131#define SC_LOCAL_ADDRESS  0x01
132#define SC_REMOTE_ADDRESS 0x02
133#define SC_KEYBLOCK	  0x04
134#define SC_LOCAL_SUBKEY	  0x08
135#define SC_REMOTE_SUBKEY  0x10
136
137/* type to signal that that dns canon maybe should be done */
138#define MAGIC_HOSTBASED_NAME_TYPE 4711
139
140#endif