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pineappleEA
154
externals/libressl/crypto/conf/conf_sap.c
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Executable file
154
externals/libressl/crypto/conf/conf_sap.c
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/* $OpenBSD: conf_sap.c,v 1.14 2018/03/19 03:56:08 beck Exp $ */
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/* Written by Stephen Henson (steve@openssl.org) for the OpenSSL
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* project 2001.
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*/
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/* ====================================================================
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* Copyright (c) 2001 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <pthread.h>
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#include <stdio.h>
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#include <openssl/opensslconf.h>
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#include <openssl/asn1.h>
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#include <openssl/conf.h>
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#include <openssl/crypto.h>
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#include <openssl/err.h>
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#include <openssl/x509.h>
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#ifndef OPENSSL_NO_ENGINE
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#include <openssl/engine.h>
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#endif
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/* This is the automatic configuration loader: it is called automatically by
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* OpenSSL when any of a number of standard initialisation functions are called,
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* unless this is overridden by calling OPENSSL_no_config()
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*/
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static pthread_once_t openssl_configured = PTHREAD_ONCE_INIT;
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static const char *openssl_config_name;
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static void
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OPENSSL_config_internal(void)
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{
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OPENSSL_load_builtin_modules();
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#ifndef OPENSSL_NO_ENGINE
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/* Need to load ENGINEs */
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ENGINE_load_builtin_engines();
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#endif
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/* Add others here? */
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ERR_clear_error();
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if (CONF_modules_load_file(NULL, openssl_config_name,
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CONF_MFLAGS_DEFAULT_SECTION|CONF_MFLAGS_IGNORE_MISSING_FILE) <= 0) {
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BIO *bio_err;
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ERR_load_crypto_strings();
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if ((bio_err = BIO_new_fp(stderr, BIO_NOCLOSE)) != NULL) {
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BIO_printf(bio_err, "Auto configuration failed\n");
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ERR_print_errors(bio_err);
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BIO_free(bio_err);
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}
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exit(1);
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}
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return;
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}
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int
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OpenSSL_config(const char *config_name)
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{
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/* Don't override if NULL */
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/*
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* Note - multiple threads calling this with *different* config names
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* is probably not advisable. One thread will win, but you don't know
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* if it will be the same thread as wins the pthread_once.
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*/
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if (config_name != NULL)
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openssl_config_name = config_name;
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if (OPENSSL_init_crypto(0, NULL) == 0)
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return 0;
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if (pthread_once(&openssl_configured, OPENSSL_config_internal) != 0)
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return 0;
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return 1;
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}
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void
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OPENSSL_config(const char *config_name)
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{
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(void) OpenSSL_config(config_name);
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}
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static void
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OPENSSL_no_config_internal(void)
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{
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}
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int
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OpenSSL_no_config(void)
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{
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if (pthread_once(&openssl_configured, OPENSSL_no_config_internal) != 0)
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return 0;
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return 1;
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}
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void
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OPENSSL_no_config(void)
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{
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(void) OpenSSL_no_config();
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}
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