der_copy.c revision 90926 
1/*
2 * Copyright (c) 1997 - 2001 Kungliga Tekniska H�gskolan
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 "der_locl.h"
35
36RCSID("$Id: der_copy.c,v 1.9 2001/09/25 13:39:25 assar Exp $");
37
38int
39copy_general_string (const general_string *from, general_string *to)
40{
41    *to = malloc(strlen(*from) + 1);
42    if(*to == NULL)
43	return ENOMEM;
44    strcpy(*to, *from);
45    return 0;
46}
47
48int
49copy_octet_string (const octet_string *from, octet_string *to)
50{
51    to->length = from->length;
52    to->data   = malloc(to->length);
53    if(to->length != 0 && to->data == NULL)
54	return ENOMEM;
55    memcpy(to->data, from->data, to->length);
56    return 0;
57}
58
59int
60copy_oid (const oid *from, oid *to)
61{
62    to->length     = from->length;
63    to->components = malloc(to->length * sizeof(*to->components));
64    if (to->length != 0 && to->components == NULL)
65	return ENOMEM;
66    memcpy(to->components, from->components, to->length);
67    return 0;
68}
69