1370b324cSopenharmony_ci// XzCrc64Reg.cpp
2370b324cSopenharmony_ci
3370b324cSopenharmony_ci#include "StdAfx.h"
4370b324cSopenharmony_ci
5370b324cSopenharmony_ci#include "../../C/CpuArch.h"
6370b324cSopenharmony_ci#include "../../C/XzCrc64.h"
7370b324cSopenharmony_ci
8370b324cSopenharmony_ci#include "../Common/MyCom.h"
9370b324cSopenharmony_ci
10370b324cSopenharmony_ci#include "../7zip/Common/RegisterCodec.h"
11370b324cSopenharmony_ci
12370b324cSopenharmony_ciZ7_CLASS_IMP_COM_1(
13370b324cSopenharmony_ci  CXzCrc64Hasher
14370b324cSopenharmony_ci  , IHasher
15370b324cSopenharmony_ci)
16370b324cSopenharmony_ci  UInt64 _crc;
17370b324cSopenharmony_cipublic:
18370b324cSopenharmony_ci  Byte _mtDummy[1 << 7];  // it's public to eliminate clang warning: unused private field
19370b324cSopenharmony_ci
20370b324cSopenharmony_ci  CXzCrc64Hasher(): _crc(CRC64_INIT_VAL) {}
21370b324cSopenharmony_ci};
22370b324cSopenharmony_ci
23370b324cSopenharmony_ciZ7_COM7F_IMF2(void, CXzCrc64Hasher::Init())
24370b324cSopenharmony_ci{
25370b324cSopenharmony_ci  _crc = CRC64_INIT_VAL;
26370b324cSopenharmony_ci}
27370b324cSopenharmony_ci
28370b324cSopenharmony_ciZ7_COM7F_IMF2(void, CXzCrc64Hasher::Update(const void *data, UInt32 size))
29370b324cSopenharmony_ci{
30370b324cSopenharmony_ci  _crc = Crc64Update(_crc, data, size);
31370b324cSopenharmony_ci}
32370b324cSopenharmony_ci
33370b324cSopenharmony_ciZ7_COM7F_IMF2(void, CXzCrc64Hasher::Final(Byte *digest))
34370b324cSopenharmony_ci{
35370b324cSopenharmony_ci  const UInt64 val = CRC64_GET_DIGEST(_crc);
36370b324cSopenharmony_ci  SetUi64(digest, val)
37370b324cSopenharmony_ci}
38370b324cSopenharmony_ci
39370b324cSopenharmony_ciREGISTER_HASHER(CXzCrc64Hasher, 0x4, "CRC64", 8)
40