| Absolute File Name: | /home/opencoverage/opencoverage/guest-scripts/libressl/src/crypto/engine/tb_rand.c |
| Source code | Switch to Preprocessed file |
| Line | Source | Count | ||||||
|---|---|---|---|---|---|---|---|---|
| 1 | /* $OpenBSD: tb_rand.c,v 1.6 2014/06/12 15:49:29 deraadt Exp $ */ | - | ||||||
| 2 | /* ==================================================================== | - | ||||||
| 3 | * Copyright (c) 2000 The OpenSSL Project. All rights reserved. | - | ||||||
| 4 | * | - | ||||||
| 5 | * Redistribution and use in source and binary forms, with or without | - | ||||||
| 6 | * modification, are permitted provided that the following conditions | - | ||||||
| 7 | * are met: | - | ||||||
| 8 | * | - | ||||||
| 9 | * 1. Redistributions of source code must retain the above copyright | - | ||||||
| 10 | * notice, this list of conditions and the following disclaimer. | - | ||||||
| 11 | * | - | ||||||
| 12 | * 2. Redistributions in binary form must reproduce the above copyright | - | ||||||
| 13 | * notice, this list of conditions and the following disclaimer in | - | ||||||
| 14 | * the documentation and/or other materials provided with the | - | ||||||
| 15 | * distribution. | - | ||||||
| 16 | * | - | ||||||
| 17 | * 3. All advertising materials mentioning features or use of this | - | ||||||
| 18 | * software must display the following acknowledgment: | - | ||||||
| 19 | * "This product includes software developed by the OpenSSL Project | - | ||||||
| 20 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | - | ||||||
| 21 | * | - | ||||||
| 22 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | - | ||||||
| 23 | * endorse or promote products derived from this software without | - | ||||||
| 24 | * prior written permission. For written permission, please contact | - | ||||||
| 25 | * licensing@OpenSSL.org. | - | ||||||
| 26 | * | - | ||||||
| 27 | * 5. Products derived from this software may not be called "OpenSSL" | - | ||||||
| 28 | * nor may "OpenSSL" appear in their names without prior written | - | ||||||
| 29 | * permission of the OpenSSL Project. | - | ||||||
| 30 | * | - | ||||||
| 31 | * 6. Redistributions of any form whatsoever must retain the following | - | ||||||
| 32 | * acknowledgment: | - | ||||||
| 33 | * "This product includes software developed by the OpenSSL Project | - | ||||||
| 34 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | - | ||||||
| 35 | * | - | ||||||
| 36 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | - | ||||||
| 37 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | - | ||||||
| 38 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | - | ||||||
| 39 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | - | ||||||
| 40 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | - | ||||||
| 41 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | - | ||||||
| 42 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | - | ||||||
| 43 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | - | ||||||
| 44 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | - | ||||||
| 45 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | - | ||||||
| 46 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | - | ||||||
| 47 | * OF THE POSSIBILITY OF SUCH DAMAGE. | - | ||||||
| 48 | * ==================================================================== | - | ||||||
| 49 | * | - | ||||||
| 50 | * This product includes cryptographic software written by Eric Young | - | ||||||
| 51 | * (eay@cryptsoft.com). This product includes software written by Tim | - | ||||||
| 52 | * Hudson (tjh@cryptsoft.com). | - | ||||||
| 53 | * | - | ||||||
| 54 | */ | - | ||||||
| 55 | - | |||||||
| 56 | #include "eng_int.h" | - | ||||||
| 57 | - | |||||||
| 58 | /* If this symbol is defined then ENGINE_get_default_RAND(), the function that is | - | ||||||
| 59 | * used by RAND to hook in implementation code and cache defaults (etc), will | - | ||||||
| 60 | * display brief debugging summaries to stderr with the 'nid'. */ | - | ||||||
| 61 | /* #define ENGINE_RAND_DEBUG */ | - | ||||||
| 62 | - | |||||||
| 63 | static ENGINE_TABLE *rand_table = NULL; | - | ||||||
| 64 | static const int dummy_nid = 1; | - | ||||||
| 65 | - | |||||||
| 66 | void | - | ||||||
| 67 | ENGINE_unregister_RAND(ENGINE *e) | - | ||||||
| 68 | { | - | ||||||
| 69 | engine_table_unregister(&rand_table, e); | - | ||||||
| 70 | } never executed: end of block | 0 | ||||||
| 71 | - | |||||||
| 72 | static void | - | ||||||
| 73 | engine_unregister_all_RAND(void) | - | ||||||
| 74 | { | - | ||||||
| 75 | engine_table_cleanup(&rand_table); | - | ||||||
| 76 | } never executed: end of block | 0 | ||||||
| 77 | - | |||||||
| 78 | int | - | ||||||
| 79 | ENGINE_register_RAND(ENGINE *e) | - | ||||||
| 80 | { | - | ||||||
| 81 | if (e->rand_meth)
| 0 | ||||||
| 82 | return engine_table_register(&rand_table, never executed: return engine_table_register(&rand_table, engine_unregister_all_RAND, e, &dummy_nid, 1, 0); | 0 | ||||||
| 83 | engine_unregister_all_RAND, e, &dummy_nid, 1, 0); never executed: return engine_table_register(&rand_table, engine_unregister_all_RAND, e, &dummy_nid, 1, 0); | 0 | ||||||
| 84 | return 1; never executed: return 1; | 0 | ||||||
| 85 | } | - | ||||||
| 86 | - | |||||||
| 87 | void | - | ||||||
| 88 | ENGINE_register_all_RAND(void) | - | ||||||
| 89 | { | - | ||||||
| 90 | ENGINE *e; | - | ||||||
| 91 | - | |||||||
| 92 | for (e = ENGINE_get_first(); e; e = ENGINE_get_next(e))
| 0 | ||||||
| 93 | ENGINE_register_RAND(e); never executed: ENGINE_register_RAND(e); | 0 | ||||||
| 94 | } never executed: end of block | 0 | ||||||
| 95 | - | |||||||
| 96 | int | - | ||||||
| 97 | ENGINE_set_default_RAND(ENGINE *e) | - | ||||||
| 98 | { | - | ||||||
| 99 | if (e->rand_meth)
| 0 | ||||||
| 100 | return engine_table_register(&rand_table, never executed: return engine_table_register(&rand_table, engine_unregister_all_RAND, e, &dummy_nid, 1, 1); | 0 | ||||||
| 101 | engine_unregister_all_RAND, e, &dummy_nid, 1, 1); never executed: return engine_table_register(&rand_table, engine_unregister_all_RAND, e, &dummy_nid, 1, 1); | 0 | ||||||
| 102 | return 1; never executed: return 1; | 0 | ||||||
| 103 | } | - | ||||||
| 104 | - | |||||||
| 105 | /* Exposed API function to get a functional reference from the implementation | - | ||||||
| 106 | * table (ie. try to get a functional reference from the tabled structural | - | ||||||
| 107 | * references). */ | - | ||||||
| 108 | ENGINE * | - | ||||||
| 109 | ENGINE_get_default_RAND(void) | - | ||||||
| 110 | { | - | ||||||
| 111 | return engine_table_select(&rand_table, dummy_nid); never executed: return engine_table_select(&rand_table, dummy_nid); | 0 | ||||||
| 112 | } | - | ||||||
| 113 | - | |||||||
| 114 | /* Obtains an RAND implementation from an ENGINE functional reference */ | - | ||||||
| 115 | const RAND_METHOD * | - | ||||||
| 116 | ENGINE_get_RAND(const ENGINE *e) | - | ||||||
| 117 | { | - | ||||||
| 118 | return e->rand_meth; never executed: return e->rand_meth; | 0 | ||||||
| 119 | } | - | ||||||
| 120 | - | |||||||
| 121 | /* Sets an RAND implementation in an ENGINE structure */ | - | ||||||
| 122 | int | - | ||||||
| 123 | ENGINE_set_RAND(ENGINE *e, const RAND_METHOD *rand_meth) | - | ||||||
| 124 | { | - | ||||||
| 125 | e->rand_meth = rand_meth; | - | ||||||
| 126 | return 1; never executed: return 1; | 0 | ||||||
| 127 | } | - | ||||||
| Source code | Switch to Preprocessed file |