1/*
2 * Copyright (c) 1997 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 "krb5_locl.h"
35
36KRB5_LIB_FUNCTION PA_DATA * KRB5_LIB_CALL
37krb5_find_padata(PA_DATA *val, unsigned len, int type, int *idx)
38{
39    for(; *idx < (int)len; (*idx)++)
40	if(val[*idx].padata_type == (unsigned)type)
41	    return val + *idx;
42    return NULL;
43}
44
45KRB5_LIB_FUNCTION int KRB5_LIB_CALL
46krb5_padata_add(krb5_context context, METHOD_DATA *md,
47		int type, void *buf, size_t len)
48{
49    PA_DATA *pa;
50
51    pa = realloc (md->val, (md->len + 1) * sizeof(*md->val));
52    if (pa == NULL) {
53	krb5_set_error_message(context, ENOMEM,
54			       N_("malloc: out of memory", ""));
55	return ENOMEM;
56    }
57    md->val = pa;
58
59    pa[md->len].padata_type = type;
60    pa[md->len].padata_value.length = len;
61    pa[md->len].padata_value.data = buf;
62    md->len++;
63
64    return 0;
65}
66