42 lines
919 B
C++
42 lines
919 B
C++
/*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
*
|
|
* Copyright:
|
|
* 2014, Danny Robson <danny@nerdcruft.net>
|
|
*/
|
|
|
|
#ifndef CRUFT_CRYPTO_HASH_SHA2_HPP
|
|
#define CRUFT_CRYPTO_HASH_SHA2_HPP
|
|
|
|
#include <cruft/util/view.hpp>
|
|
|
|
#include <array>
|
|
#include <cstdint>
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
namespace cruft::crypto::hash {
|
|
class SHA256 {
|
|
public:
|
|
typedef std::array<uint8_t,32> digest_t;
|
|
|
|
public:
|
|
digest_t operator() (util::view<const uint8_t*>) noexcept;
|
|
|
|
private:
|
|
void process (void);
|
|
|
|
uint64_t m_total;
|
|
std::array<uint32_t, 8> H;
|
|
|
|
union {
|
|
std::array<uint32_t, 16> M;
|
|
std::array<uint8_t, 64> C;
|
|
};
|
|
};
|
|
}
|
|
|
|
#endif
|