source4/heimdal/lib/gssapi/spnego/external.c

   1 /*
   2  * Copyright (c) 2004, PADL Software Pty Ltd.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  *
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * 3. Neither the name of PADL Software nor the names of its contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL PADL SOFTWARE OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  */
  32
  33 #include "spnego_locl.h"
  34 #include <gssapi_mech.h>
  35
  36 /*
  37  * RFC2478, SPNEGO:
  38  *  The security mechanism of the initial
  39  *  negotiation token is identified by the Object Identifier
  40  *  iso.org.dod.internet.security.mechanism.snego (1.3.6.1.5.5.2).
  41  */
  42 static gss_mo_desc spnego_mo[] = {
  43     {
  44         GSS_C_MA_SASL_MECH_NAME,
  45         GSS_MO_MA,
  46         "SASL mech name",
  47         rk_UNCONST("SPNEGO"),
  48         _gss_mo_get_ctx_as_string,
  49         NULL
  50     },
  51     {
  52         GSS_C_MA_MECH_NAME,
  53         GSS_MO_MA,
  54         "Mechanism name",
  55         rk_UNCONST("SPNEGO"),
  56         _gss_mo_get_ctx_as_string,
  57         NULL
  58     },
  59     {
  60         GSS_C_MA_MECH_DESCRIPTION,
  61         GSS_MO_MA,
  62         "Mechanism description",
  63         rk_UNCONST("Heimdal SPNEGO Mechanism"),
  64         _gss_mo_get_ctx_as_string,
  65         NULL
  66     },
  67     {
  68         GSS_C_MA_MECH_NEGO,
  69         GSS_MO_MA
  70     },
  71     {
  72         GSS_C_MA_MECH_PSEUDO,
  73         GSS_MO_MA
  74     }
  75 };
  76
  77 static gssapi_mech_interface_desc spnego_mech = {
  78     GMI_VERSION,
  79     "spnego",
  80     {6, rk_UNCONST("\x2b\x06\x01\x05\x05\x02") },
  81     0,
  82     _gss_spnego_acquire_cred,
  83     _gss_spnego_release_cred,
  84     _gss_spnego_init_sec_context,
  85     _gss_spnego_accept_sec_context,
  86     _gss_spnego_process_context_token,
  87     _gss_spnego_internal_delete_sec_context,
  88     _gss_spnego_context_time,
  89     _gss_spnego_get_mic,
  90     _gss_spnego_verify_mic,
  91     _gss_spnego_wrap,
  92     _gss_spnego_unwrap,
  93     NULL, /* gm_display_status */
  94     NULL, /* gm_indicate_mechs */
  95     _gss_spnego_compare_name,
  96     _gss_spnego_display_name,
  97     _gss_spnego_import_name,
  98     _gss_spnego_export_name,
  99     _gss_spnego_release_name,
 100     _gss_spnego_inquire_cred,
 101     _gss_spnego_inquire_context,
 102     _gss_spnego_wrap_size_limit,
 103     gss_add_cred,
 104     _gss_spnego_inquire_cred_by_mech,
 105     _gss_spnego_export_sec_context,
 106     _gss_spnego_import_sec_context,
 107     NULL /* _gss_spnego_inquire_names_for_mech */,
 108     _gss_spnego_inquire_mechs_for_name,
 109     _gss_spnego_canonicalize_name,
 110     _gss_spnego_duplicate_name,
 111     _gss_spnego_inquire_sec_context_by_oid,
 112     _gss_spnego_inquire_cred_by_oid,
 113     _gss_spnego_set_sec_context_option,
 114     _gss_spnego_set_cred_option,
 115     _gss_spnego_pseudo_random,
 116     _gss_spnego_wrap_iov,
 117     _gss_spnego_unwrap_iov,
 118     _gss_spnego_wrap_iov_length,
 119     NULL,
 120     _gss_spnego_export_cred,
 121     _gss_spnego_import_cred,
 122     NULL,
 123     NULL,
 124     NULL,
 125     NULL,
 126     NULL,
 127     NULL,
 128     NULL,
 129     spnego_mo,
 130     sizeof(spnego_mo) / sizeof(spnego_mo[0]),
 131     NULL,
 132     NULL,
 133     NULL,
 134     NULL,
 135     NULL,
 136     NULL,
 137 };
 138
 139 gssapi_mech_interface
 140 __gss_spnego_initialize(void)
 141 {
 142         return &spnego_mech;
 143 }