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Diffstat (limited to 'openssl/crypto/evp/m_sha1.c')
| -rw-r--r-- | openssl/crypto/evp/m_sha1.c | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/openssl/crypto/evp/m_sha1.c b/openssl/crypto/evp/m_sha1.c new file mode 100644 index 00000000..9a2790fd --- /dev/null +++ b/openssl/crypto/evp/m_sha1.c @@ -0,0 +1,204 @@ +/* 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.] + */ + +#include <stdio.h> +#include "cryptlib.h" + +#ifndef OPENSSL_NO_SHA + +#include <openssl/evp.h> +#include <openssl/objects.h> +#include <openssl/x509.h> +#ifndef OPENSSL_NO_RSA +#include <openssl/rsa.h> +#endif + +static int init(EVP_MD_CTX *ctx) + { return SHA1_Init(ctx->md_data); } + +static int update(EVP_MD_CTX *ctx,const void *data,size_t count) + { return SHA1_Update(ctx->md_data,data,count); } + +static 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_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT, + 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 + +#ifndef OPENSSL_NO_SHA256 +static 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,size_t count) + { 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_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT, + 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_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT, + 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_SHA512 +static 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,size_t count) + { 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_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT, + 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_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT, + 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 */ |