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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_DIGEST_H
- #define GMSSL_DIGEST_H
- #include <stdint.h>
- #include <stdlib.h>
- #include <gmssl/sm3.h>
- #ifdef ENABLE_BROKEN_CRYPTO
- #include <gmssl/md5.h>
- #include <gmssl/sha1.h>
- #endif
- #include <gmssl/sha2.h>
- #ifdef __cplusplus
- extern "C" {
- #endif
- typedef struct DIGEST DIGEST;
- typedef struct DIGEST_CTX DIGEST_CTX;
- #define DIGEST_MAX_SIZE 64
- #define DIGEST_MAX_BLOCK_SIZE (1024/8)
- struct DIGEST_CTX {
- union {
- SM3_CTX sm3_ctx;
- #ifdef ENABLE_BROKEN_CRYPTO
- MD5_CTX md5_ctx;
- SHA1_CTX sha1_ctx;
- #endif
- SHA224_CTX sha224_ctx;
- SHA256_CTX sha256_ctx;
- SHA384_CTX sha384_ctx;
- SHA512_CTX sha512_ctx;
- } u;
- const DIGEST *digest;
- };
- struct DIGEST {
- int oid;
- size_t digest_size;
- size_t block_size;
- size_t ctx_size;
- int (*init)(DIGEST_CTX *ctx);
- int (*update)(DIGEST_CTX *ctx, const uint8_t *data, size_t datalen);
- int (*finish)(DIGEST_CTX *ctx, uint8_t *dgst);
- };
- const DIGEST *DIGEST_sm3(void);
- #ifdef ENABLE_BROKEN_CRYPTO
- const DIGEST *DIGEST_md5(void);
- const DIGEST *DIGEST_sha1(void);
- #endif
- const DIGEST *DIGEST_sha224(void);
- const DIGEST *DIGEST_sha256(void);
- const DIGEST *DIGEST_sha384(void);
- const DIGEST *DIGEST_sha512(void);
- const DIGEST *DIGEST_sha512_224(void);
- const DIGEST *DIGEST_sha512_256(void);
- const DIGEST *digest_from_name(const char *name);
- const char *digest_name(const DIGEST *digest);
- int digest_init(DIGEST_CTX *ctx, const DIGEST *algor);
- int digest_update(DIGEST_CTX *ctx, const uint8_t *data, size_t datalen);
- int digest_finish(DIGEST_CTX *ctx, uint8_t *dgst, size_t *dgstlen);
- int digest(const DIGEST *digest, const uint8_t *data, size_t datalen, uint8_t *dgst, size_t *dgstlen);
- #ifdef __cplusplus
- }
- #endif
- #endif
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