xref: /third_party/lzma/CPP/Common/XzCrc64Reg.cpp (revision 370b324c) 
1// XzCrc64Reg.cpp
2
3#include "StdAfx.h"
4
5#include "../../C/CpuArch.h"
6#include "../../C/XzCrc64.h"
7
8#include "../Common/MyCom.h"
9
10#include "../7zip/Common/RegisterCodec.h"
11
12Z7_CLASS_IMP_COM_1(
13  CXzCrc64Hasher
14  , IHasher
15)
16  UInt64 _crc;
17public:
18  Byte _mtDummy[1 << 7];  // it's public to eliminate clang warning: unused private field
19
20  CXzCrc64Hasher(): _crc(CRC64_INIT_VAL) {}
21};
22
23Z7_COM7F_IMF2(void, CXzCrc64Hasher::Init())
24{
25  _crc = CRC64_INIT_VAL;
26}
27
28Z7_COM7F_IMF2(void, CXzCrc64Hasher::Update(const void *data, UInt32 size))
29{
30  _crc = Crc64Update(_crc, data, size);
31}
32
33Z7_COM7F_IMF2(void, CXzCrc64Hasher::Final(Byte *digest))
34{
35  const UInt64 val = CRC64_GET_DIGEST(_crc);
36  SetUi64(digest, val)
37}
38
39REGISTER_HASHER(CXzCrc64Hasher, 0x4, "CRC64", 8)
40