diff options
author | kris <kris@FreeBSD.org> | 2000-01-10 06:22:05 +0000 |
---|---|---|
committer | kris <kris@FreeBSD.org> | 2000-01-10 06:22:05 +0000 |
commit | 2e467dc342d6641955ef59a1a671ff929444d45b (patch) | |
tree | b5683ff3d44c93978826763313683673904c6bd9 /crypto/openssl/crypto/evp/digest.c | |
parent | e829abb179a8846d90fb31e1bcab4ea0aec4590f (diff) | |
download | FreeBSD-src-2e467dc342d6641955ef59a1a671ff929444d45b.zip FreeBSD-src-2e467dc342d6641955ef59a1a671ff929444d45b.tar.gz |
Initial import of OpenSSL 0.9.4, sans IDEA and RSA code for patent
infringement reasons.
Diffstat (limited to 'crypto/openssl/crypto/evp/digest.c')
-rw-r--r-- | crypto/openssl/crypto/evp/digest.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/crypto/openssl/crypto/evp/digest.c b/crypto/openssl/crypto/evp/digest.c new file mode 100644 index 0000000..c560733 --- /dev/null +++ b/crypto/openssl/crypto/evp/digest.c @@ -0,0 +1,92 @@ +/* crypto/evp/digest.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" +#include <openssl/objects.h> +#include <openssl/evp.h> + +void EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type) + { + ctx->digest=type; + type->init(&(ctx->md)); + } + +void EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *data, + unsigned int count) + { + ctx->digest->update(&(ctx->md.base[0]),data,(unsigned long)count); + } + +void EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *size) + { + ctx->digest->final(md,&(ctx->md.base[0])); + if (size != NULL) + *size=ctx->digest->md_size; + memset(&(ctx->md),0,sizeof(ctx->md)); + } + +int EVP_MD_CTX_copy(EVP_MD_CTX *out, EVP_MD_CTX *in) +{ + if ((in == NULL) || (in->digest == NULL)) { + EVPerr(EVP_F_EVP_MD_CTX_COPY,EVP_R_INPUT_NOT_INITIALIZED); + return 0; + } + memcpy((char *)out,(char *)in,in->digest->ctx_size); + return 1; +} |