29 lines
648 B
C++
29 lines
648 B
C++
// Copyright (c) 2014-2016 The Bitcoin Core developers
|
|
// Distributed under the MIT software license, see the accompanying
|
|
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
|
|
|
#ifndef BITCOIN_CRYPTO_SHA1_H
|
|
#define BITCOIN_CRYPTO_SHA1_H
|
|
|
|
#include <stdint.h>
|
|
#include <stdlib.h>
|
|
|
|
/** A hasher class for SHA1. */
|
|
class CSHA1
|
|
{
|
|
private:
|
|
uint32_t s[5];
|
|
unsigned char buf[64];
|
|
uint64_t bytes;
|
|
|
|
public:
|
|
static const size_t OUTPUT_SIZE = 20;
|
|
|
|
CSHA1();
|
|
CSHA1& Write(const unsigned char* data, size_t len);
|
|
void Finalize(unsigned char hash[OUTPUT_SIZE]);
|
|
CSHA1& Reset();
|
|
};
|
|
|
|
#endif // BITCOIN_CRYPTO_SHA1_H
|