openssl/crypto/evp/legacy_sha.c
Richard Levitte 6d49ec1ada Move all SHA digests completely to the default provider
This leaves minimal implementations of EVP_sha* and EVP_shake*, which
is now only there to provide a name for implicit fetches.

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/10059)
2019-10-04 00:18:41 +02:00

185 lines
4.3 KiB
C

/*
* Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <openssl/opensslconf.h>
#include <openssl/obj_mac.h>
#include <openssl/sha.h> /* diverse SHA macros */
#include "internal/sha3.h" /* KECCAK1600_WIDTH */
#include "crypto/evp.h"
static const EVP_MD sha1_md = {
NID_sha1,
NID_sha1WithRSAEncryption,
SHA_DIGEST_LENGTH,
EVP_MD_FLAG_DIGALGID_ABSENT,
NULL,
NULL,
NULL,
NULL,
NULL,
SHA_CBLOCK,
};
const EVP_MD *EVP_sha1(void)
{
return &sha1_md;
}
static const EVP_MD sha224_md = {
NID_sha224,
NID_sha224WithRSAEncryption,
SHA224_DIGEST_LENGTH,
EVP_MD_FLAG_DIGALGID_ABSENT,
NULL,
NULL,
NULL,
NULL,
NULL,
SHA256_CBLOCK,
};
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_DIGALGID_ABSENT,
NULL,
NULL,
NULL,
NULL,
NULL,
SHA256_CBLOCK,
};
const EVP_MD *EVP_sha256(void)
{
return &sha256_md;
}
static const EVP_MD sha512_224_md = {
NID_sha512_224,
NID_sha512_224WithRSAEncryption,
SHA224_DIGEST_LENGTH,
EVP_MD_FLAG_DIGALGID_ABSENT,
NULL,
NULL,
NULL,
NULL,
NULL,
SHA512_CBLOCK,
};
const EVP_MD *EVP_sha512_224(void)
{
return &sha512_224_md;
}
static const EVP_MD sha512_256_md = {
NID_sha512_256,
NID_sha512_256WithRSAEncryption,
SHA256_DIGEST_LENGTH,
EVP_MD_FLAG_DIGALGID_ABSENT,
NULL,
NULL,
NULL,
NULL,
NULL,
SHA512_CBLOCK,
};
const EVP_MD *EVP_sha512_256(void)
{
return &sha512_256_md;
}
static const EVP_MD sha384_md = {
NID_sha384,
NID_sha384WithRSAEncryption,
SHA384_DIGEST_LENGTH,
EVP_MD_FLAG_DIGALGID_ABSENT,
NULL,
NULL,
NULL,
NULL,
NULL,
SHA512_CBLOCK,
};
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_DIGALGID_ABSENT,
NULL,
NULL,
NULL,
NULL,
NULL,
SHA512_CBLOCK,
};
const EVP_MD *EVP_sha512(void)
{
return &sha512_md;
}
# define EVP_MD_SHA3(bitlen) \
const EVP_MD *EVP_sha3_##bitlen(void) \
{ \
static const EVP_MD sha3_##bitlen##_md = { \
NID_sha3_##bitlen, \
NID_RSA_SHA3_##bitlen, \
bitlen / 8, \
EVP_MD_FLAG_DIGALGID_ABSENT, \
NULL, \
NULL, \
NULL, \
NULL, \
NULL, \
(KECCAK1600_WIDTH - bitlen * 2) / 8, \
}; \
return &sha3_##bitlen##_md; \
}
# define EVP_MD_SHAKE(bitlen) \
const EVP_MD *EVP_shake##bitlen(void) \
{ \
static const EVP_MD shake##bitlen##_md = { \
NID_shake##bitlen, \
0, \
bitlen / 8, \
EVP_MD_FLAG_XOF, \
NULL, \
NULL, \
NULL, \
NULL, \
NULL, \
(KECCAK1600_WIDTH - bitlen * 2) / 8, \
}; \
return &shake##bitlen##_md; \
}
EVP_MD_SHA3(224)
EVP_MD_SHA3(256)
EVP_MD_SHA3(384)
EVP_MD_SHA3(512)
EVP_MD_SHAKE(128)
EVP_MD_SHAKE(256)