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32 lines
777 B
32 lines
777 B
// Copyright (c) 2014 The Bitcoin Core developers |
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// Distributed under the MIT software license, see the accompanying |
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// file COPYING or http://www.opensource.org/licenses/mit-license.php. |
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#ifndef BITCOIN_CRYPTO_HMAC_SHA512_H |
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#define BITCOIN_CRYPTO_HMAC_SHA512_H |
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#include "crypto/sha512.h" |
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#include <stdint.h> |
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#include <stdlib.h> |
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/** A hasher class for HMAC-SHA-512. */ |
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class CHMAC_SHA512 |
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{ |
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private: |
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CSHA512 outer; |
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CSHA512 inner; |
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public: |
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static const size_t OUTPUT_SIZE = 64; |
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CHMAC_SHA512(const unsigned char* key, size_t keylen); |
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CHMAC_SHA512& Write(const unsigned char* data, size_t len) |
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{ |
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inner.Write(data, len); |
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return *this; |
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} |
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void Finalize(unsigned char hash[OUTPUT_SIZE]); |
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}; |
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#endif // BITCOIN_CRYPTO_HMAC_SHA512_H
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