1 /* $NetBSD: gss_encapsulate_token.c,v 1.2 2017/01/28 21:31:46 christos Exp $ */
2
3 /*
4 * Copyright (c) 2006 Kungliga Tekniska Högskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the Institute nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36 #include "mech_locl.h"
37
38 GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
gss_encapsulate_token(gss_const_buffer_t input_token,gss_const_OID oid,gss_buffer_t output_token)39 gss_encapsulate_token(gss_const_buffer_t input_token,
40 gss_const_OID oid,
41 gss_buffer_t output_token)
42 {
43 GSSAPIContextToken ct;
44 int ret;
45 size_t size;
46
47 ret = der_get_oid (oid->elements, oid->length, &ct.thisMech, &size);
48 if (ret) {
49 _mg_buffer_zero(output_token);
50 return GSS_S_FAILURE;
51 }
52
53 ct.innerContextToken.data = input_token->value;
54 ct.innerContextToken.length = input_token->length;
55
56 ASN1_MALLOC_ENCODE(GSSAPIContextToken,
57 output_token->value, output_token->length,
58 &ct, &size, ret);
59 der_free_oid(&ct.thisMech);
60 if (ret) {
61 _mg_buffer_zero(output_token);
62 return GSS_S_FAILURE;
63 }
64 if (output_token->length != size)
65 abort();
66
67 return GSS_S_COMPLETE;
68 }
69