diff options
Diffstat (limited to '3rdparty/lzma/CPP/Common/XzCrc64Reg.cpp')
-rw-r--r-- | 3rdparty/lzma/CPP/Common/XzCrc64Reg.cpp | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/3rdparty/lzma/CPP/Common/XzCrc64Reg.cpp b/3rdparty/lzma/CPP/Common/XzCrc64Reg.cpp new file mode 100644 index 00000000000..d1a51338646 --- /dev/null +++ b/3rdparty/lzma/CPP/Common/XzCrc64Reg.cpp @@ -0,0 +1,42 @@ +// XzCrc64Reg.cpp + +#include "StdAfx.h" + +#include "../../C/CpuArch.h" +#include "../../C/XzCrc64.h" + +#include "../Common/MyCom.h" + +#include "../7zip/Common/RegisterCodec.h" + +class CXzCrc64Hasher: + public IHasher, + public CMyUnknownImp +{ + UInt64 _crc; + Byte mtDummy[1 << 7]; + +public: + CXzCrc64Hasher(): _crc(CRC64_INIT_VAL) {} + + MY_UNKNOWN_IMP + INTERFACE_IHasher(;) +}; + +STDMETHODIMP_(void) CXzCrc64Hasher::Init() throw() +{ + _crc = CRC64_INIT_VAL; +} + +STDMETHODIMP_(void) CXzCrc64Hasher::Update(const void *data, UInt32 size) throw() +{ + _crc = Crc64Update(_crc, data, size); +} + +STDMETHODIMP_(void) CXzCrc64Hasher::Final(Byte *digest) throw() +{ + UInt64 val = CRC64_GET_DIGEST(_crc); + SetUi64(digest, val); +} + +REGISTER_HASHER(CXzCrc64Hasher, 0x4, "CRC64", 8) |