1/*
2 * Copyright (c) 2006-2010 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
24/*
25 * SecFramework.c - generic non API class specific functions
26 */
27
28#define SEC_BUILDER 1
29
30//#include "SecFramework.h"
31#include <strings.h>
32#include <CoreFoundation/CFBundle.h>
33#include <CoreFoundation/CFURLAccess.h>
34#include "SecRandomP.h"
35#include <CommonCrypto/CommonRandomSPI.h>
36#include <stdlib.h>
37
38/* Default random ref for /dev/random. */
39const SecRandomRef kSecRandomDefault = NULL;
40
41
42int SecRandomCopyBytes(SecRandomRef rnd, size_t count, uint8_t *bytes) {
43    if (rnd != kSecRandomDefault)
44        return errSecParam;
45    return CCRandomCopyBytes(kCCRandomDefault, bytes, count);
46}
47
48
49CFDataRef
50SecRandomCopyData(SecRandomRef rnd, size_t count)
51{
52    uint8_t *bytes;
53    CFDataRef retval = NULL;
54
55    if (rnd != kSecRandomDefault) return NULL;
56    if((bytes = malloc(count)) == NULL) return NULL;
57    if(CCRandomCopyBytes(kCCRandomDefault, bytes, count) == kCCSuccess)
58        retval = CFDataCreate(kCFAllocatorDefault, bytes, count);
59    bzero(bytes, count);
60    free(bytes);
61    return retval;
62}
63
64