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37 lines
910 B
C
37 lines
910 B
C
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/* Sha3.h -- SHA-3 Hash
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: Igor Pavlov : Public domain */
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#ifndef ZIP7_INC_MD5_H
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#define ZIP7_INC_MD5_H
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#include "7zTypes.h"
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EXTERN_C_BEGIN
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#define SHA3_NUM_STATE_WORDS 25
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#define SHA3_BLOCK_SIZE_FROM_DIGEST_SIZE(digestSize) \
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(SHA3_NUM_STATE_WORDS * 8 - (digestSize) * 2)
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typedef struct
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{
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UInt32 count; // < blockSize
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UInt32 blockSize; // <= SHA3_NUM_STATE_WORDS * 8
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UInt64 _pad1[3];
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// we want 32-bytes alignment here
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UInt64 state[SHA3_NUM_STATE_WORDS];
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UInt64 _pad2[3];
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// we want 64-bytes alignment here
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Byte buffer[SHA3_NUM_STATE_WORDS * 8]; // last bytes will be unused with predefined blockSize values
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} CSha3;
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#define Sha3_SET_blockSize(p, blockSize) { (p)->blockSize = (blockSize); }
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void Sha3_Init(CSha3 *p);
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void Sha3_Update(CSha3 *p, const Byte *data, size_t size);
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void Sha3_Final(CSha3 *p, Byte *digest, unsigned digestSize, unsigned shake);
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EXTERN_C_END
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#endif
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