/* 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);	}