blob: 16daeba650e2390c168fb4998450ba5182815816 [file] [log] [blame]
/* 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 <openssl/digest.h>
#include <assert.h>
#include <string.h>
#include <openssl/md4.h>
#include <openssl/md5.h>
#include <openssl/nid.h>
#include <openssl/sha.h>
#include "internal.h"
#include "../delocate.h"
#include "../../internal.h"
#if defined(NDEBUG)
#define CHECK(x) (void) (x)
#else
#define CHECK(x) assert(x)
#endif
static void md4_init(EVP_MD_CTX *ctx) {
CHECK(MD4_Init(ctx->md_data));
}
static void md4_update(EVP_MD_CTX *ctx, const void *data, size_t count) {
CHECK(MD4_Update(ctx->md_data, data, count));
}
static void md4_final(EVP_MD_CTX *ctx, uint8_t *out) {
CHECK(MD4_Final(out, ctx->md_data));
}
DEFINE_METHOD_FUNCTION(EVP_MD, EVP_md4) {
out->type = NID_md4;
out->md_size = MD4_DIGEST_LENGTH;
out->flags = 0;
out->init = md4_init;
out->update = md4_update;
out->final = md4_final;
out->block_size = 64;
out->ctx_size = sizeof(MD4_CTX);
}
static void md5_init(EVP_MD_CTX *ctx) {
CHECK(MD5_Init(ctx->md_data));
}
static void md5_update(EVP_MD_CTX *ctx, const void *data, size_t count) {
CHECK(MD5_Update(ctx->md_data, data, count));
}
static void md5_final(EVP_MD_CTX *ctx, uint8_t *out) {
CHECK(MD5_Final(out, ctx->md_data));
}
DEFINE_METHOD_FUNCTION(EVP_MD, EVP_md5) {
out->type = NID_md5;
out->md_size = MD5_DIGEST_LENGTH;
out->flags = 0;
out->init = md5_init;
out->update = md5_update;
out->final = md5_final;
out->block_size = 64;
out->ctx_size = sizeof(MD5_CTX);
}
static void sha1_init(EVP_MD_CTX *ctx) {
CHECK(SHA1_Init(ctx->md_data));
}
static void sha1_update(EVP_MD_CTX *ctx, const void *data, size_t count) {
CHECK(SHA1_Update(ctx->md_data, data, count));
}
static void sha1_final(EVP_MD_CTX *ctx, uint8_t *md) {
CHECK(SHA1_Final(md, ctx->md_data));
}
DEFINE_METHOD_FUNCTION(EVP_MD, EVP_sha1) {
out->type = NID_sha1;
out->md_size = SHA_DIGEST_LENGTH;
out->flags = 0;
out->init = sha1_init;
out->update = sha1_update;
out->final = sha1_final;
out->block_size = 64;
out->ctx_size = sizeof(SHA_CTX);
}
static void sha224_init(EVP_MD_CTX *ctx) {
CHECK(SHA224_Init(ctx->md_data));
}
static void sha224_update(EVP_MD_CTX *ctx, const void *data, size_t count) {
CHECK(SHA224_Update(ctx->md_data, data, count));
}
static void sha224_final(EVP_MD_CTX *ctx, uint8_t *md) {
CHECK(SHA224_Final(md, ctx->md_data));
}
DEFINE_METHOD_FUNCTION(EVP_MD, EVP_sha224) {
out->type = NID_sha224;
out->md_size = SHA224_DIGEST_LENGTH;
out->flags = 0;
out->init = sha224_init;
out->update = sha224_update;
out->final = sha224_final;
out->block_size = 64;
out->ctx_size = sizeof(SHA256_CTX);
}
static void sha256_init(EVP_MD_CTX *ctx) {
CHECK(SHA256_Init(ctx->md_data));
}
static void sha256_update(EVP_MD_CTX *ctx, const void *data, size_t count) {
CHECK(SHA256_Update(ctx->md_data, data, count));
}
static void sha256_final(EVP_MD_CTX *ctx, uint8_t *md) {
CHECK(SHA256_Final(md, ctx->md_data));
}
DEFINE_METHOD_FUNCTION(EVP_MD, EVP_sha256) {
out->type = NID_sha256;
out->md_size = SHA256_DIGEST_LENGTH;
out->flags = 0;
out->init = sha256_init;
out->update = sha256_update;
out->final = sha256_final;
out->block_size = 64;
out->ctx_size = sizeof(SHA256_CTX);
}
static void sha384_init(EVP_MD_CTX *ctx) {
CHECK(SHA384_Init(ctx->md_data));
}
static void sha384_update(EVP_MD_CTX *ctx, const void *data, size_t count) {
CHECK(SHA384_Update(ctx->md_data, data, count));
}
static void sha384_final(EVP_MD_CTX *ctx, uint8_t *md) {
CHECK(SHA384_Final(md, ctx->md_data));
}
DEFINE_METHOD_FUNCTION(EVP_MD, EVP_sha384) {
out->type = NID_sha384;
out->md_size = SHA384_DIGEST_LENGTH;
out->flags = 0;
out->init = sha384_init;
out->update = sha384_update;
out->final = sha384_final;
out->block_size = 128;
out->ctx_size = sizeof(SHA512_CTX);
}
static void sha512_init(EVP_MD_CTX *ctx) {
CHECK(SHA512_Init(ctx->md_data));
}
static void sha512_update(EVP_MD_CTX *ctx, const void *data, size_t count) {
CHECK(SHA512_Update(ctx->md_data, data, count));
}
static void sha512_final(EVP_MD_CTX *ctx, uint8_t *md) {
CHECK(SHA512_Final(md, ctx->md_data));
}
DEFINE_METHOD_FUNCTION(EVP_MD, EVP_sha512) {
out->type = NID_sha512;
out->md_size = SHA512_DIGEST_LENGTH;
out->flags = 0;
out->init = sha512_init;
out->update = sha512_update;
out->final = sha512_final;
out->block_size = 128;
out->ctx_size = sizeof(SHA512_CTX);
}
static void sha512_256_init(EVP_MD_CTX *ctx) {
CHECK(SHA512_256_Init(ctx->md_data));
}
DEFINE_METHOD_FUNCTION(EVP_MD, EVP_sha512_256) {
out->type = NID_sha512_256;
out->md_size = SHA512_256_DIGEST_LENGTH;
out->flags = 0;
out->init = sha512_256_init;
out->update = sha512_update;
out->final = sha512_final;
out->block_size = 128;
out->ctx_size = sizeof(SHA512_CTX);
}
typedef struct {
MD5_CTX md5;
SHA_CTX sha1;
} MD5_SHA1_CTX;
static void md5_sha1_init(EVP_MD_CTX *md_ctx) {
MD5_SHA1_CTX *ctx = md_ctx->md_data;
CHECK(MD5_Init(&ctx->md5) && SHA1_Init(&ctx->sha1));
}
static void md5_sha1_update(EVP_MD_CTX *md_ctx, const void *data,
size_t count) {
MD5_SHA1_CTX *ctx = md_ctx->md_data;
CHECK(MD5_Update(&ctx->md5, data, count) &&
SHA1_Update(&ctx->sha1, data, count));
}
static void md5_sha1_final(EVP_MD_CTX *md_ctx, uint8_t *out) {
MD5_SHA1_CTX *ctx = md_ctx->md_data;
CHECK(MD5_Final(out, &ctx->md5) &&
SHA1_Final(out + MD5_DIGEST_LENGTH, &ctx->sha1));
}
DEFINE_METHOD_FUNCTION(EVP_MD, EVP_md5_sha1) {
out->type = NID_md5_sha1;
out->md_size = MD5_DIGEST_LENGTH + SHA_DIGEST_LENGTH;
out->flags = 0;
out->init = md5_sha1_init;
out->update = md5_sha1_update;
out->final = md5_sha1_final;
out->block_size = 64;
out->ctx_size = sizeof(MD5_SHA1_CTX);
}
#undef CHECK