1 /*	$NetBSD: gss_utils.c,v 1.1.1.1 2011/04/13 18:14:47 elric Exp $	*/
2 
3 /*-
4  * Copyright (c) 2005 Doug Rabson
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  *	$FreeBSD: src/lib/libgssapi/gss_utils.c,v 1.1 2005/12/29 14:40:20 dfr Exp $
29  */
30 
31 #include "mech_locl.h"
32 
33 OM_uint32
_gss_copy_oid(OM_uint32 * minor_status,const gss_OID from_oid,gss_OID to_oid)34 _gss_copy_oid(OM_uint32 *minor_status,
35     const gss_OID from_oid, gss_OID to_oid)
36 {
37 	size_t len = from_oid->length;
38 
39 	*minor_status = 0;
40 	to_oid->elements = malloc(len);
41 	if (!to_oid->elements) {
42 		to_oid->length = 0;
43 		*minor_status = ENOMEM;
44 		return GSS_S_FAILURE;
45 	}
46 	to_oid->length = len;
47 	memcpy(to_oid->elements, from_oid->elements, len);
48 	return (GSS_S_COMPLETE);
49 }
50 
51 OM_uint32
_gss_free_oid(OM_uint32 * minor_status,gss_OID oid)52 _gss_free_oid(OM_uint32 *minor_status, gss_OID oid)
53 {
54 	*minor_status = 0;
55 	if (oid->elements) {
56 	    free(oid->elements);
57 	    oid->elements = NULL;
58 	    oid->length = 0;
59 	}
60 	return (GSS_S_COMPLETE);
61 }
62 
63 OM_uint32
_gss_copy_buffer(OM_uint32 * minor_status,const gss_buffer_t from_buf,gss_buffer_t to_buf)64 _gss_copy_buffer(OM_uint32 *minor_status,
65     const gss_buffer_t from_buf, gss_buffer_t to_buf)
66 {
67 	size_t len = from_buf->length;
68 
69 	*minor_status = 0;
70 	to_buf->value = malloc(len);
71 	if (!to_buf->value) {
72 		*minor_status = ENOMEM;
73 		to_buf->length = 0;
74 		return GSS_S_FAILURE;
75 	}
76 	to_buf->length = len;
77 	memcpy(to_buf->value, from_buf->value, len);
78 	return (GSS_S_COMPLETE);
79 }
80 
81