1/*
2 * Copyright (c) 2003-2006,2008,2010 Apple Inc. All Rights Reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 *
23 * nssUtils.cpp
24 */
25
26#include "nssUtils.h"
27#include <string.h>
28
29/*
30 * Compare two SecAsn1Items (or two SecAsn1Oids), return true if identical.
31 */
32int nssCompareSecAsn1Items(
33	const SecAsn1Item *data1,
34	const SecAsn1Item *data2)
35{
36	if((data1 == NULL) || (data1->Data == NULL) ||
37	   (data2 == NULL) || (data2->Data == NULL) ||
38	   (data1->Length != data2->Length)) {
39		return 0;
40	}
41	if(data1->Length != data2->Length) {
42		return 0;
43	}
44	return memcmp(data1->Data, data2->Data, data1->Length) == 0;
45}
46
47int nssCompareCssmData(
48    const SecAsn1Item *data1,
49    const SecAsn1Item *data2)
50{
51    return nssCompareSecAsn1Items(data1,data2);
52}
53
54/*
55 * How many items in a NULL-terminated array of pointers?
56 */
57unsigned nssArraySize(
58	const void **array)
59{
60    unsigned count = 0;
61    if (array) {
62		while (*array++) {
63			count++;
64		}
65    }
66    return count;
67}
68
69