evp_cnf.c revision 280304
190792Sgshapiro/* evp_cnf.c */ 2261370Sgshapiro/* 390792Sgshapiro * Written by Stephen Henson (steve@openssl.org) for the OpenSSL project 490792Sgshapiro * 2007. 590792Sgshapiro */ 690792Sgshapiro/* ==================================================================== 790792Sgshapiro * Copyright (c) 2007 The OpenSSL Project. All rights reserved. 890792Sgshapiro * 990792Sgshapiro * Redistribution and use in source and binary forms, with or without 1090792Sgshapiro * modification, are permitted provided that the following conditions 11266711Sgshapiro * are met: 1290792Sgshapiro * 1390792Sgshapiro * 1. Redistributions of source code must retain the above copyright 1490792Sgshapiro * notice, this list of conditions and the following disclaimer. 1590792Sgshapiro * 1690792Sgshapiro * 2. Redistributions in binary form must reproduce the above copyright 1790792Sgshapiro * notice, this list of conditions and the following disclaimer in 1890792Sgshapiro * the documentation and/or other materials provided with the 1990792Sgshapiro * distribution. 2090792Sgshapiro * 2190792Sgshapiro * 3. All advertising materials mentioning features or use of this 2290792Sgshapiro * software must display the following acknowledgment: 2390792Sgshapiro * "This product includes software developed by the OpenSSL Project 2490792Sgshapiro * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 2590792Sgshapiro * 2690792Sgshapiro * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 2790792Sgshapiro * endorse or promote products derived from this software without 2890792Sgshapiro * prior written permission. For written permission, please contact 2990792Sgshapiro * licensing@OpenSSL.org. 3090792Sgshapiro * 3190792Sgshapiro * 5. Products derived from this software may not be called "OpenSSL" 3290792Sgshapiro * nor may "OpenSSL" appear in their names without prior written 3390792Sgshapiro * permission of the OpenSSL Project. 3490792Sgshapiro * 3590792Sgshapiro * 6. Redistributions of any form whatsoever must retain the following 3690792Sgshapiro * acknowledgment: 3790792Sgshapiro * "This product includes software developed by the OpenSSL Project 3890792Sgshapiro * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 3990792Sgshapiro * 4090792Sgshapiro * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 4190792Sgshapiro * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4290792Sgshapiro * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 4390792Sgshapiro * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 4490792Sgshapiro * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 4590792Sgshapiro * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 4690792Sgshapiro * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 4790792Sgshapiro * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48132943Sgshapiro * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 4990792Sgshapiro * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 5090792Sgshapiro * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 5190792Sgshapiro * OF THE POSSIBILITY OF SUCH DAMAGE. 5290792Sgshapiro * ==================================================================== 5390792Sgshapiro * 5490792Sgshapiro * This product includes cryptographic software written by Eric Young 5590792Sgshapiro * (eay@cryptsoft.com). This product includes software written by Tim 5690792Sgshapiro * Hudson (tjh@cryptsoft.com). 5790792Sgshapiro * 5890792Sgshapiro */ 5990792Sgshapiro 6090792Sgshapiro#include <stdio.h> 6190792Sgshapiro#include <ctype.h> 6290792Sgshapiro#include <openssl/crypto.h> 6390792Sgshapiro#include "cryptlib.h" 6490792Sgshapiro#include <openssl/conf.h> 6590792Sgshapiro#include <openssl/dso.h> 6690792Sgshapiro#include <openssl/x509.h> 6790792Sgshapiro#include <openssl/x509v3.h> 6890792Sgshapiro#ifdef OPENSSL_FIPS 6990792Sgshapiro# include <openssl/fips.h> 7090792Sgshapiro#endif 7190792Sgshapiro 7290792Sgshapiro/* Algorithm configuration module. */ 7390792Sgshapiro 7490792Sgshapirostatic int alg_module_init(CONF_IMODULE *md, const CONF *cnf) 7590792Sgshapiro{ 7690792Sgshapiro int i; 7790792Sgshapiro const char *oid_section; 7890792Sgshapiro STACK_OF(CONF_VALUE) *sktmp; 7990792Sgshapiro CONF_VALUE *oval; 8090792Sgshapiro oid_section = CONF_imodule_get_value(md); 8190792Sgshapiro if (!(sktmp = NCONF_get_section(cnf, oid_section))) { 8290792Sgshapiro EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_ERROR_LOADING_SECTION); 8390792Sgshapiro return 0; 8490792Sgshapiro } 8590792Sgshapiro for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) { 86147078Sgshapiro oval = sk_CONF_VALUE_value(sktmp, i); 87147078Sgshapiro if (!strcmp(oval->name, "fips_mode")) { 88147078Sgshapiro int m; 89147078Sgshapiro if (!X509V3_get_value_bool(oval, &m)) { 9090792Sgshapiro EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_INVALID_FIPS_MODE); 9190792Sgshapiro return 0; 9290792Sgshapiro } 9390792Sgshapiro if (m > 0) { 9490792Sgshapiro#ifdef OPENSSL_FIPS 9590792Sgshapiro if (!FIPS_mode() && !FIPS_mode_set(1)) { 9690792Sgshapiro EVPerr(EVP_F_ALG_MODULE_INIT, 9790792Sgshapiro EVP_R_ERROR_SETTING_FIPS_MODE); 9890792Sgshapiro return 0; 9990792Sgshapiro } 10090792Sgshapiro#else 10190792Sgshapiro EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_FIPS_MODE_NOT_SUPPORTED); 10290792Sgshapiro return 0; 10390792Sgshapiro#endif 10490792Sgshapiro } 10590792Sgshapiro } else { 10690792Sgshapiro EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_UNKNOWN_OPTION); 10790792Sgshapiro ERR_add_error_data(4, "name=", oval->name, 10890792Sgshapiro ", value=", oval->value); 10990792Sgshapiro } 11090792Sgshapiro 11190792Sgshapiro } 11290792Sgshapiro return 1; 11390792Sgshapiro} 11490792Sgshapiro 11590792Sgshapirovoid EVP_add_alg_module(void) 11690792Sgshapiro{ 11790792Sgshapiro CONF_module_add("alg_section", alg_module_init, 0); 11890792Sgshapiro} 11990792Sgshapiro