93 lines
2.5 KiB
C
93 lines
2.5 KiB
C
/*
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* Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*/
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#ifndef GMSSL_SHA3_H
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#define GMSSL_SHA3_H
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#include <string.h>
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#include <stdint.h>
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#include <sys/types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define SHA3_KECCAK_P_SIZE (1600/8)
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#define SHA3_224_DIGEST_SIZE (224/8)
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#define SHA3_256_DIGEST_SIZE (256/8)
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#define SHA3_384_DIGEST_SIZE (384/8)
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#define SHA3_512_DIGEST_SIZE (512/8)
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#define SHA3_224_CAPACITY (SHA3_224_DIGEST_SIZE * 2)
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#define SHA3_256_CAPACITY (SHA3_256_DIGEST_SIZE * 2)
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#define SHA3_384_CAPACITY (SHA3_384_DIGEST_SIZE * 2)
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#define SHA3_512_CAPACITY (SHA3_512_DIGEST_SIZE * 2)
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#define SHA3_224_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 144
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#define SHA3_256_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 136
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#define SHA3_384_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 104
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#define SHA3_512_BLOCK_SIZE (SHA3_KECCAK_P_SIZE - SHA3_224_CAPACITY) // 72
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typedef struct {
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uint64_t A[5][5];
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uint8_t buf[SHA3_224_BLOCK_SIZE];
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int num;
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} SHA3_224_CTX;
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void sha3_224_init(SHA3_224_CTX *ctx);
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void sha3_224_update(SHA3_224_CTX *ctx, const uint8_t *data, size_t datalen);
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void sha3_224_finish(SHA3_224_CTX *ctx, uint8_t dgst[SHA3_224_DIGEST_SIZE]);
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typedef struct {
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uint64_t A[5][5];
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uint8_t buf[SHA3_256_BLOCK_SIZE];
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int num;
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} SHA3_256_CTX;
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void sha3_256_init(SHA3_256_CTX *ctx);
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void sha3_256_update(SHA3_256_CTX *ctx, const uint8_t *data, size_t datalen);
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void sha3_256_finish(SHA3_256_CTX *ctx, uint8_t dgst[SHA3_256_DIGEST_SIZE]);
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typedef struct {
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uint64_t A[5][5];
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uint8_t buf[SHA3_384_BLOCK_SIZE];
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int num;
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} SHA3_384_CTX;
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void sha3_384_init(SHA3_384_CTX *ctx);
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void sha3_384_update(SHA3_384_CTX *ctx, const uint8_t *data, size_t datalen);
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void sha3_384_finish(SHA3_384_CTX *ctx, uint8_t dgst[SHA3_384_DIGEST_SIZE]);
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typedef struct {
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uint64_t A[5][5];
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uint8_t buf[SHA3_512_BLOCK_SIZE];
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int num;
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} SHA3_512_CTX;
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void sha3_512_init(SHA3_512_CTX *ctx);
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void sha3_512_update(SHA3_512_CTX *ctx, const uint8_t *data, size_t datalen);
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void sha3_512_finish(SHA3_512_CTX *ctx, uint8_t dgst[SHA3_512_DIGEST_SIZE]);
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void sha3_shake128(const uint8_t *in, size_t *inlen, size_t outlen, uint8_t *out);
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void sha3_shake256(const uint8_t *in, size_t *inlen, size_t outlen, uint8_t *out);
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void sha3_keccak_p(uint8_t state[SHA3_KECCAK_P_SIZE]);
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#ifdef __cplusplus
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}
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#endif
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#endif
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