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- /*
- * Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the License); you may
- * not use this file except in compliance with the License.
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- */
- #ifndef GMSSL_SHA2_H
- #define GMSSL_SHA2_H
- #include <string.h>
- #include <stdint.h>
- #include <sys/types.h>
- #ifdef __cplusplus
- extern "C" {
- #endif
- #define SHA2_IS_BIG_ENDIAN 1
- #define SHA224_DIGEST_SIZE 28
- #define SHA224_BLOCK_SIZE 64
- #define SHA224_STATE_WORDS 8
- typedef struct {
- uint32_t state[SHA224_STATE_WORDS];
- uint64_t nblocks;
- uint8_t block[SHA224_BLOCK_SIZE];
- size_t num;
- } SHA224_CTX;
- void sha224_init(SHA224_CTX *ctx);
- void sha224_update(SHA224_CTX *ctx, const uint8_t* data, size_t datalen);
- void sha224_finish(SHA224_CTX *ctx, uint8_t dgst[SHA224_DIGEST_SIZE]);
- void sha224_digest(const uint8_t *data, size_t datalen,
- uint8_t dgst[SHA224_DIGEST_SIZE]);
- #define SHA256_DIGEST_SIZE 32
- #define SHA256_BLOCK_SIZE 64
- #define SHA256_STATE_WORDS 8
- typedef struct {
- uint32_t state[SHA256_STATE_WORDS];
- uint64_t nblocks;
- uint8_t block[SHA256_BLOCK_SIZE];
- size_t num;
- } SHA256_CTX;
- void sha256_init(SHA256_CTX *ctx);
- void sha256_update(SHA256_CTX *ctx, const uint8_t* data, size_t datalen);
- void sha256_finish(SHA256_CTX *ctx, uint8_t dgst[SHA256_DIGEST_SIZE]);
- void sha256_digest(const uint8_t *data, size_t datalen,
- uint8_t dgst[SHA256_DIGEST_SIZE]);
- #define SHA384_DIGEST_SIZE 48
- #define SHA384_BLOCK_SIZE 128
- #define SHA384_STATE_WORDS 8
- typedef struct {
- uint64_t state[SHA384_STATE_WORDS];
- uint64_t nblocks;
- uint8_t block[SHA384_BLOCK_SIZE];
- size_t num;
- } SHA384_CTX;
- void sha384_init(SHA384_CTX *ctx);
- void sha384_update(SHA384_CTX *ctx, const uint8_t* data, size_t datalen);
- void sha384_finish(SHA384_CTX *ctx, uint8_t dgst[SHA384_DIGEST_SIZE]);
- void sha384_digest(const uint8_t *data, size_t datalen,
- uint8_t dgst[SHA384_DIGEST_SIZE]);
- #define SHA512_DIGEST_SIZE 64
- #define SHA512_BLOCK_SIZE 128
- #define SHA512_STATE_WORDS 8
- typedef struct {
- uint64_t state[SHA512_STATE_WORDS];
- uint64_t nblocks;
- uint8_t block[SHA512_BLOCK_SIZE];
- size_t num;
- } SHA512_CTX;
- void sha512_init(SHA512_CTX *ctx);
- void sha512_update(SHA512_CTX *ctx, const uint8_t* data, size_t datalen);
- void sha512_finish(SHA512_CTX *ctx, uint8_t dgst[SHA512_DIGEST_SIZE]);
- void sha512_digest(const uint8_t *data, size_t datalen,
- uint8_t dgst[SHA512_DIGEST_SIZE]);
- #ifdef __cplusplus
- }
- #endif
- #endif
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