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/* crypto/rand/rand_lcl.h */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * 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 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 acknowledgement: * "This product includes cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS 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 AUTHOR OR 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. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ /* ==================================================================== * Copyright (c) 1998-2000 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 * openssl-core@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). * */ #ifndef HEADER_RAND_LCL_H #define HEADER_RAND_LCL_H #define ENTROPY_NEEDED 32 /* require 256 bits = 32 bytes of randomness */ #if !defined(USE_MD5_RAND) && !defined(USE_SHA1_RAND) && !defined(USE_MDC2_RAND) && !defined(USE_MD2_RAND) #if !defined(OPENSSL_NO_SHA) && !defined(OPENSSL_NO_SHA1) #define USE_SHA1_RAND #elif !defined(OPENSSL_NO_MD5) #define USE_MD5_RAND #elif !defined(OPENSSL_NO_MDC2) && !defined(OPENSSL_NO_DES) #define USE_MDC2_RAND #elif !defined(OPENSSL_NO_MD2) #define USE_MD2_RAND #else #error No message digest algorithm available #endif #endif #include <openssl/evp.h> #define MD_Update(a,b,c) EVP_DigestUpdate(a,b,c) #define MD_Final(a,b) EVP_DigestFinal_ex(a,b,NULL) #if defined(USE_MD5_RAND) #include <openssl/md5.h> #define MD_DIGEST_LENGTH MD5_DIGEST_LENGTH #define MD_Init(a) EVP_DigestInit_ex(a,EVP_md5(), NULL) #define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_md5(), NULL) #elif defined(USE_SHA1_RAND) #include <openssl/sha.h> #define MD_DIGEST_LENGTH SHA_DIGEST_LENGTH #define MD_Init(a) EVP_DigestInit_ex(a,EVP_sha1(), NULL) #define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_sha1(), NULL) #elif defined(USE_MDC2_RAND) #include <openssl/mdc2.h> #define MD_DIGEST_LENGTH MDC2_DIGEST_LENGTH #define MD_Init(a) EVP_DigestInit_ex(a,EVP_mdc2(), NULL) #define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_mdc2(), NULL) #elif defined(USE_MD2_RAND) #include <openssl/md2.h> #define MD_DIGEST_LENGTH MD2_DIGEST_LENGTH #define MD_Init(a) EVP_DigestInit_ex(a,EVP_md2(), NULL) #define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_md2(), NULL) #endif #ifndef OPENSSL_NO_ENGINE void int_RAND_set_callbacks( int (*set_rand_func)(const RAND_METHOD *meth, const RAND_METHOD **pmeth), const RAND_METHOD *(*get_rand_func) (const RAND_METHOD **pmeth)); int eng_RAND_set_rand_method(const RAND_METHOD *meth, const RAND_METHOD **pmeth); const RAND_METHOD *eng_RAND_get_rand_method(const RAND_METHOD **pmeth); #endif #endif