LCOV - code coverage report
Current view: top level - src/crypto - hmac_sha512.h (source / functions) Hit Total Coverage
Test: bitcoincash_test.info Lines: 1 1 100.0 %
Date: 2018-04-13 15:12:50 Functions: 0 0 -

          Line data    Source code
       1             : // Copyright (c) 2014 The Bitcoin Core developers
       2             : // Distributed under the MIT software license, see the accompanying
       3             : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
       4             : 
       5             : #ifndef BITCOIN_CRYPTO_HMAC_SHA512_H
       6             : #define BITCOIN_CRYPTO_HMAC_SHA512_H
       7             : 
       8             : #include "crypto/sha512.h"
       9             : 
      10             : #include <cstdint>
      11             : #include <cstdlib>
      12             : 
      13             : /** A hasher class for HMAC-SHA-512. */
      14             : class CHMAC_SHA512 {
      15             : private:
      16             :     CSHA512 outer;
      17             :     CSHA512 inner;
      18             : 
      19             : public:
      20             :     static const size_t OUTPUT_SIZE = 64;
      21             : 
      22             :     CHMAC_SHA512(const uint8_t *key, size_t keylen);
      23             :     CHMAC_SHA512 &Write(const uint8_t *data, size_t len) {
      24        4618 :         inner.Write(data, len);
      25             :         return *this;
      26             :     }
      27             :     void Finalize(uint8_t hash[OUTPUT_SIZE]);
      28             : };
      29             : 
      30             : #endif // BITCOIN_CRYPTO_HMAC_SHA512_H

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