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/crypto/heimdal/lib/gssapi/krb5/process_context_token.c

https://bitbucket.org/freebsd/freebsd-head/
C | 66 lines | 27 code | 7 blank | 32 comment | 4 complexity | 6620cdc21c971586689639aebf95a2b2 MD5 | raw file
 1/*
 2 * Copyright (c) 2003 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#include "gsskrb5_locl.h"
35
36OM_uint32 GSSAPI_CALLCONV _gsskrb5_process_context_token (
37	OM_uint32          *minor_status,
38	const gss_ctx_id_t context_handle,
39	const gss_buffer_t token_buffer
40    )
41{
42    krb5_context context;
43    OM_uint32 ret = GSS_S_FAILURE;
44    gss_buffer_desc empty_buffer;
45
46    empty_buffer.length = 0;
47    empty_buffer.value = NULL;
48
49    GSSAPI_KRB5_INIT (&context);
50
51    ret = _gsskrb5_verify_mic_internal(minor_status,
52				       (gsskrb5_ctx)context_handle,
53				       context,
54				       token_buffer, &empty_buffer,
55				       GSS_C_QOP_DEFAULT,
56				       "\x01\x02");
57
58    if (ret == GSS_S_COMPLETE)
59	ret = _gsskrb5_delete_sec_context(minor_status,
60					  rk_UNCONST(&context_handle),
61					  GSS_C_NO_BUFFER);
62    if (ret == GSS_S_COMPLETE)
63	*minor_status = 0;
64
65    return ret;
66}