/* crypto/evp/m_sha1.c *//* 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.] */#ifndef OPENSSL_NO_SHA#include <stdio.h>#include "cryptlib.h"#include <openssl/evp.h>#include <openssl/objects.h>#include <openssl/x509.h>static int init(EVP_MD_CTX *ctx)	{ return SHA1_Init(ctx->md_data); }static int update(EVP_MD_CTX *ctx,const void *data,unsigned long count)#ifndef OPENSSL_FIPS	{ return SHA1_Update(ctx->md_data,data,count); }#else	{	OPENSSL_assert(sizeof(count)<=sizeof(size_t));	return SHA1_Update(ctx->md_data,data,count);	}#endifstatic int final(EVP_MD_CTX *ctx,unsigned char *md)	{ return SHA1_Final(md,ctx->md_data); }static const EVP_MD sha1_md=	{	NID_sha1,	NID_sha1WithRSAEncryption,	SHA_DIGEST_LENGTH,	EVP_MD_FLAG_FIPS,	init,	update,	final,	NULL,	NULL,	EVP_PKEY_RSA_method,	SHA_CBLOCK,	sizeof(EVP_MD *)+sizeof(SHA_CTX),	};const EVP_MD *EVP_sha1(void)	{	return(&sha1_md);	}#endif#ifdef OPENSSL_FIPS#ifndef OPENSSL_NO_SHA256static int init224(EVP_MD_CTX *ctx)	{ return SHA224_Init(ctx->md_data); }static int init256(EVP_MD_CTX *ctx)	{ return SHA256_Init(ctx->md_data); }/* * Even though there're separate SHA224_[Update|Final], we call * SHA256 functions even in SHA224 context. This is what happens * there anyway, so we can spare few CPU cycles:-) */static int update256(EVP_MD_CTX *ctx,const void *data,unsigned long count)	{	OPENSSL_assert(sizeof(count)<=sizeof(size_t));	return SHA256_Update(ctx->md_data,data,count);	}static int final256(EVP_MD_CTX *ctx,unsigned char *md)	{ return SHA256_Final(md,ctx->md_data); }static const EVP_MD sha224_md=	{	NID_sha224,	NID_sha224WithRSAEncryption,	SHA224_DIGEST_LENGTH,	EVP_MD_FLAG_FIPS,	init224,	update256,	final256,	NULL,	NULL,	EVP_PKEY_RSA_method,	SHA256_CBLOCK,	sizeof(EVP_MD *)+sizeof(SHA256_CTX),	};const EVP_MD *EVP_sha224(void)	{ return(&sha224_md); }static const EVP_MD sha256_md=	{	NID_sha256,	NID_sha256WithRSAEncryption,	SHA256_DIGEST_LENGTH,	EVP_MD_FLAG_FIPS,	init256,	update256,	final256,	NULL,	NULL,	EVP_PKEY_RSA_method,	SHA256_CBLOCK,	sizeof(EVP_MD *)+sizeof(SHA256_CTX),	};const EVP_MD *EVP_sha256(void)	{ return(&sha256_md); }#endif /* ifndef OPENSSL_NO_SHA256 */#ifndef OPENSSL_NO_SHA512static int init384(EVP_MD_CTX *ctx)	{ return SHA384_Init(ctx->md_data); }static int init512(EVP_MD_CTX *ctx)	{ return SHA512_Init(ctx->md_data); }/* See comment in SHA224/256 section */static int update512(EVP_MD_CTX *ctx,const void *data,unsigned long count)	{	OPENSSL_assert(sizeof(count)<=sizeof(size_t));	return SHA512_Update(ctx->md_data,data,count);	}static int final512(EVP_MD_CTX *ctx,unsigned char *md)	{ return SHA512_Final(md,ctx->md_data); }static const EVP_MD sha384_md=	{	NID_sha384,	NID_sha384WithRSAEncryption,	SHA384_DIGEST_LENGTH,	EVP_MD_FLAG_FIPS,	init384,	update512,	final512,	NULL,	NULL,	EVP_PKEY_RSA_method,	SHA512_CBLOCK,	sizeof(EVP_MD *)+sizeof(SHA512_CTX),	};const EVP_MD *EVP_sha384(void)	{ return(&sha384_md); }static const EVP_MD sha512_md=	{	NID_sha512,	NID_sha512WithRSAEncryption,	SHA512_DIGEST_LENGTH,	EVP_MD_FLAG_FIPS,	init512,	update512,	final512,	NULL,	NULL,	EVP_PKEY_RSA_method,	SHA512_CBLOCK,	sizeof(EVP_MD *)+sizeof(SHA512_CTX),	};const EVP_MD *EVP_sha512(void)	{ return(&sha512_md); }#endif /* ifndef OPENSSL_NO_SHA512 */#endif /* ifdef OPENSSL_FIPS */