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1 /*
2  * Copyright (c) 2003 Kungliga Tekniska Högskolan
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
36 OM_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 }