1*0f4c859eSApple OSS Distributions /*
2*0f4c859eSApple OSS Distributions * Copyright (c) 2012 Apple Computer, Inc. All rights reserved.
3*0f4c859eSApple OSS Distributions *
4*0f4c859eSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*0f4c859eSApple OSS Distributions *
6*0f4c859eSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*0f4c859eSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*0f4c859eSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*0f4c859eSApple OSS Distributions * compliance with the License. The rights granted to you under the License
10*0f4c859eSApple OSS Distributions * may not be used to create, or enable the creation or redistribution of,
11*0f4c859eSApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to
12*0f4c859eSApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any
13*0f4c859eSApple OSS Distributions * terms of an Apple operating system software license agreement.
14*0f4c859eSApple OSS Distributions *
15*0f4c859eSApple OSS Distributions * Please obtain a copy of the License at
16*0f4c859eSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*0f4c859eSApple OSS Distributions *
18*0f4c859eSApple OSS Distributions * The Original Code and all software distributed under the License are
19*0f4c859eSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*0f4c859eSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*0f4c859eSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*0f4c859eSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*0f4c859eSApple OSS Distributions * Please see the License for the specific language governing rights and
24*0f4c859eSApple OSS Distributions * limitations under the License.
25*0f4c859eSApple OSS Distributions *
26*0f4c859eSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*0f4c859eSApple OSS Distributions */
28*0f4c859eSApple OSS Distributions
29*0f4c859eSApple OSS Distributions #include <libkern/libkern.h>
30*0f4c859eSApple OSS Distributions #include <libkern/crypto/register_crypto.h>
31*0f4c859eSApple OSS Distributions #include <libkern/crypto/crypto_internal.h>
32*0f4c859eSApple OSS Distributions #include <libkern/section_keywords.h>
33*0f4c859eSApple OSS Distributions
34*0f4c859eSApple OSS Distributions SECURITY_READ_ONLY_LATE(bool) crypto_init = false;
35*0f4c859eSApple OSS Distributions SECURITY_READ_ONLY_LATE(crypto_functions_t) g_crypto_funcs = NULL;
36*0f4c859eSApple OSS Distributions
37*0f4c859eSApple OSS Distributions int
register_crypto_functions(const crypto_functions_t funcs)38*0f4c859eSApple OSS Distributions register_crypto_functions(const crypto_functions_t funcs)
39*0f4c859eSApple OSS Distributions {
40*0f4c859eSApple OSS Distributions if (g_crypto_funcs) {
41*0f4c859eSApple OSS Distributions return -1;
42*0f4c859eSApple OSS Distributions }
43*0f4c859eSApple OSS Distributions
44*0f4c859eSApple OSS Distributions g_crypto_funcs = funcs;
45*0f4c859eSApple OSS Distributions crypto_init = true;
46*0f4c859eSApple OSS Distributions
47*0f4c859eSApple OSS Distributions return 0;
48*0f4c859eSApple OSS Distributions }
49