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3f746831 | 1 | /* o_init.c */ |
0f113f3e MC |
2 | /* |
3 | * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL | |
3f746831 DSH |
4 | * project. |
5 | */ | |
6 | /* ==================================================================== | |
7 | * Copyright (c) 2011 The OpenSSL Project. All rights reserved. | |
8 | * | |
9 | * Redistribution and use in source and binary forms, with or without | |
10 | * modification, are permitted provided that the following conditions | |
11 | * are met: | |
12 | * | |
13 | * 1. Redistributions of source code must retain the above copyright | |
0f113f3e | 14 | * notice, this list of conditions and the following disclaimer. |
3f746831 DSH |
15 | * |
16 | * 2. Redistributions in binary form must reproduce the above copyright | |
17 | * notice, this list of conditions and the following disclaimer in | |
18 | * the documentation and/or other materials provided with the | |
19 | * distribution. | |
20 | * | |
21 | * 3. All advertising materials mentioning features or use of this | |
22 | * software must display the following acknowledgment: | |
23 | * "This product includes software developed by the OpenSSL Project | |
24 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | |
25 | * | |
26 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
27 | * endorse or promote products derived from this software without | |
28 | * prior written permission. For written permission, please contact | |
29 | * openssl-core@openssl.org. | |
30 | * | |
31 | * 5. Products derived from this software may not be called "OpenSSL" | |
32 | * nor may "OpenSSL" appear in their names without prior written | |
33 | * permission of the OpenSSL Project. | |
34 | * | |
35 | * 6. Redistributions of any form whatsoever must retain the following | |
36 | * acknowledgment: | |
37 | * "This product includes software developed by the OpenSSL Project | |
38 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | |
39 | * | |
40 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
41 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
42 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
43 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
44 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
45 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
46 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
47 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
49 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
50 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
51 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
52 | * ==================================================================== | |
53 | * | |
54 | */ | |
55 | ||
56 | #include <e_os.h> | |
57 | #include <openssl/err.h> | |
8cf88778 | 58 | #ifdef OPENSSL_FIPS |
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59 | # include <openssl/fips.h> |
60 | # include <openssl/rand.h> | |
8cf88778 | 61 | #endif |
3f746831 | 62 | |
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63 | /* |
64 | * Perform any essential OpenSSL initialization operations. Currently only | |
65 | * sets FIPS callbacks | |
3f746831 DSH |
66 | */ |
67 | ||
68 | void OPENSSL_init(void) | |
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69 | { |
70 | static int done = 0; | |
71 | if (done) | |
72 | return; | |
73 | done = 1; | |
8cf88778 | 74 | #ifdef OPENSSL_FIPS |
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75 | FIPS_set_locking_callbacks(CRYPTO_lock, CRYPTO_add_lock); |
76 | FIPS_set_error_callbacks(ERR_put_error, ERR_add_error_vdata); | |
77 | FIPS_set_malloc_callbacks(CRYPTO_malloc, CRYPTO_free); | |
78 | RAND_init_fips(); | |
8cf88778 | 79 | #endif |
0f113f3e | 80 | } |