Alexandre Lision | f26d3e5 | 2014-04-14 16:22:31 -0400 | [diff] [blame^] | 1 | /* evp_cnf.c */ |
| 2 | /* Written by Stephen Henson (steve@openssl.org) for the OpenSSL |
| 3 | * project 2007. |
| 4 | */ |
| 5 | /* ==================================================================== |
| 6 | * Copyright (c) 2007 The OpenSSL Project. All rights reserved. |
| 7 | * |
| 8 | * Redistribution and use in source and binary forms, with or without |
| 9 | * modification, are permitted provided that the following conditions |
| 10 | * are met: |
| 11 | * |
| 12 | * 1. Redistributions of source code must retain the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer. |
| 14 | * |
| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer in |
| 17 | * the documentation and/or other materials provided with the |
| 18 | * distribution. |
| 19 | * |
| 20 | * 3. All advertising materials mentioning features or use of this |
| 21 | * software must display the following acknowledgment: |
| 22 | * "This product includes software developed by the OpenSSL Project |
| 23 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
| 24 | * |
| 25 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
| 26 | * endorse or promote products derived from this software without |
| 27 | * prior written permission. For written permission, please contact |
| 28 | * licensing@OpenSSL.org. |
| 29 | * |
| 30 | * 5. Products derived from this software may not be called "OpenSSL" |
| 31 | * nor may "OpenSSL" appear in their names without prior written |
| 32 | * permission of the OpenSSL Project. |
| 33 | * |
| 34 | * 6. Redistributions of any form whatsoever must retain the following |
| 35 | * acknowledgment: |
| 36 | * "This product includes software developed by the OpenSSL Project |
| 37 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
| 38 | * |
| 39 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
| 40 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 41 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 42 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
| 43 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 44 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 45 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 46 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 48 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 49 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| 50 | * OF THE POSSIBILITY OF SUCH DAMAGE. |
| 51 | * ==================================================================== |
| 52 | * |
| 53 | * This product includes cryptographic software written by Eric Young |
| 54 | * (eay@cryptsoft.com). This product includes software written by Tim |
| 55 | * Hudson (tjh@cryptsoft.com). |
| 56 | * |
| 57 | */ |
| 58 | |
| 59 | #include <stdio.h> |
| 60 | #include <ctype.h> |
| 61 | #include <openssl/crypto.h> |
| 62 | #include "cryptlib.h" |
| 63 | #include <openssl/conf.h> |
| 64 | #include <openssl/dso.h> |
| 65 | #include <openssl/x509.h> |
| 66 | #include <openssl/x509v3.h> |
| 67 | #ifdef OPENSSL_FIPS |
| 68 | #include <openssl/fips.h> |
| 69 | #endif |
| 70 | |
| 71 | |
| 72 | /* Algorithm configuration module. */ |
| 73 | |
| 74 | static int alg_module_init(CONF_IMODULE *md, const CONF *cnf) |
| 75 | { |
| 76 | int i; |
| 77 | const char *oid_section; |
| 78 | STACK_OF(CONF_VALUE) *sktmp; |
| 79 | CONF_VALUE *oval; |
| 80 | oid_section = CONF_imodule_get_value(md); |
| 81 | if(!(sktmp = NCONF_get_section(cnf, oid_section))) |
| 82 | { |
| 83 | EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_ERROR_LOADING_SECTION); |
| 84 | return 0; |
| 85 | } |
| 86 | for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) |
| 87 | { |
| 88 | oval = sk_CONF_VALUE_value(sktmp, i); |
| 89 | if (!strcmp(oval->name, "fips_mode")) |
| 90 | { |
| 91 | int m; |
| 92 | if (!X509V3_get_value_bool(oval, &m)) |
| 93 | { |
| 94 | EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_INVALID_FIPS_MODE); |
| 95 | return 0; |
| 96 | } |
| 97 | if (m > 0) |
| 98 | { |
| 99 | #ifdef OPENSSL_FIPS |
| 100 | if (!FIPS_mode() && !FIPS_mode_set(1)) |
| 101 | { |
| 102 | EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_ERROR_SETTING_FIPS_MODE); |
| 103 | return 0; |
| 104 | } |
| 105 | #else |
| 106 | EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_FIPS_MODE_NOT_SUPPORTED); |
| 107 | return 0; |
| 108 | #endif |
| 109 | } |
| 110 | } |
| 111 | else |
| 112 | { |
| 113 | EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_UNKNOWN_OPTION); |
| 114 | ERR_add_error_data(4, "name=", oval->name, |
| 115 | ", value=", oval->value); |
| 116 | } |
| 117 | |
| 118 | } |
| 119 | return 1; |
| 120 | } |
| 121 | |
| 122 | void EVP_add_alg_module(void) |
| 123 | { |
| 124 | CONF_module_add("alg_section", alg_module_init, 0); |
| 125 | } |