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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_SHA1_H
- #define GMSSL_SHA1_H
- #include <string.h>
- #include <stdint.h>
- #ifdef __cplusplus
- extern "C" {
- #endif
- #define SHA1_IS_BIG_ENDIAN 1
- #define SHA1_DIGEST_SIZE 20
- #define SHA1_BLOCK_SIZE 64
- #define SHA1_STATE_WORDS (SHA1_DIGEST_SIZE/sizeof(uint32_t))
- typedef struct {
- uint32_t state[SHA1_STATE_WORDS];
- uint64_t nblocks;
- uint8_t block[SHA1_BLOCK_SIZE];
- size_t num;
- } SHA1_CTX;
- void sha1_init(SHA1_CTX *ctx);
- void sha1_update(SHA1_CTX *ctx, const uint8_t *data, size_t datalen);
- void sha1_finish(SHA1_CTX *ctx, uint8_t dgst[SHA1_DIGEST_SIZE]);
- void sha1_digest(const uint8_t *data, size_t datalen, uint8_t dgst[SHA1_DIGEST_SIZE]);
- #ifdef __cplusplus
- }
- #endif
- #endif
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