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35 lines
646 B
C
35 lines
646 B
C
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// keccak.h
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// 19-Nov-11 Markku-Juhani O. Saarinen <mjos@iki.fi>
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#ifndef KECCAK_H
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#define KECCAK_H
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#include <stdint.h>
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#include <string.h>
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#ifndef KECCAK_ROUNDS
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#define KECCAK_ROUNDS 24
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#endif
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#ifndef ROTL64
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#define ROTL64(x, y) (((x) << (y)) | ((x) >> (64 - (y))))
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#endif
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#ifndef HASH_SIZE
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#define HASH_SIZE 32
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#endif
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#ifndef HASH_DATA_AREA
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#define HASH_DATA_AREA 136
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#endif
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// compute a keccak hash (md) of given byte length from "in"
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int keccak(const uint8_t *in, int inlen, uint8_t *md, int mdlen);
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// update the state
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void keccakf(uint64_t st[25], int norounds);
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void keccak1600(const uint8_t *in, int inlen, uint8_t *md);
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#endif
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