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/* evp_cnf.c */
/*
* Written by Stephen Henson (steve@openssl.org) for the OpenSSL project
* 2007.
*/
/* ====================================================================
* Copyright (c) 2007 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <stdio.h>
#include <ctype.h>
#include <openssl/crypto.h>
#include "cryptlib.h"
#include <openssl/conf.h>
#include <openssl/dso.h>
#include <openssl/x509.h>
#include <openssl/x509v3.h>
#ifdef OPENSSL_FIPS
# include <openssl/fips.h>
#endif
/* Algorithm configuration module. */
static int alg_module_init(CONF_IMODULE *md, const CONF *cnf)
{
int i;
const char *oid_section;
STACK_OF(CONF_VALUE) *sktmp;
CONF_VALUE *oval;
oid_section = CONF_imodule_get_value(md);
if (!(sktmp = NCONF_get_section(cnf, oid_section))) {
EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_ERROR_LOADING_SECTION);
return 0;
}
for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
oval = sk_CONF_VALUE_value(sktmp, i);
if (!strcmp(oval->name, "fips_mode")) {
int m;
if (!X509V3_get_value_bool(oval, &m)) {
EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_INVALID_FIPS_MODE);
return 0;
}
if (m > 0) {
#ifdef OPENSSL_FIPS
if (!FIPS_mode() && !FIPS_mode_set(1)) {
EVPerr(EVP_F_ALG_MODULE_INIT,
EVP_R_ERROR_SETTING_FIPS_MODE);
return 0;
}
#else
EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_FIPS_MODE_NOT_SUPPORTED);
return 0;
#endif
}
} else {
EVPerr(EVP_F_ALG_MODULE_INIT, EVP_R_UNKNOWN_OPTION);
ERR_add_error_data(4, "name=", oval->name,
", value=", oval->value);
}
}
return 1;
}
void EVP_add_alg_module(void)
{
CONF_module_add("alg_section", alg_module_init, 0);
}
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