diff options
Diffstat (limited to 'Build/source/utils/lzma-utils/src/sdk/7zip/Common/InBuffer.cpp')
-rw-r--r-- | Build/source/utils/lzma-utils/src/sdk/7zip/Common/InBuffer.cpp | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/Build/source/utils/lzma-utils/src/sdk/7zip/Common/InBuffer.cpp b/Build/source/utils/lzma-utils/src/sdk/7zip/Common/InBuffer.cpp deleted file mode 100644 index 02f2adfab7e..00000000000 --- a/Build/source/utils/lzma-utils/src/sdk/7zip/Common/InBuffer.cpp +++ /dev/null @@ -1,80 +0,0 @@ -// InBuffer.cpp - -#include "StdAfx.h" - -#include "InBuffer.h" - -#include "../../Common/Alloc.h" - -CInBuffer::CInBuffer(): - _buffer(0), - _bufferLimit(0), - _bufferBase(0), - _stream(0), - _bufferSize(0) -{} - -bool CInBuffer::Create(UInt32 bufferSize) -{ - const UInt32 kMinBlockSize = 1; - if (bufferSize < kMinBlockSize) - bufferSize = kMinBlockSize; - if (_bufferBase != 0 && _bufferSize == bufferSize) - return true; - Free(); - _bufferSize = bufferSize; - _bufferBase = (Byte *)::MidAlloc(bufferSize); - return (_bufferBase != 0); -} - -void CInBuffer::Free() -{ - ::MidFree(_bufferBase); - _bufferBase = 0; -} - -void CInBuffer::SetStream(ISequentialInStream *stream) -{ - _stream = stream; -} - -void CInBuffer::Init() -{ - _processedSize = 0; - _buffer = _bufferBase; - _bufferLimit = _buffer; - _wasFinished = false; - #ifdef _NO_EXCEPTIONS - ErrorCode = S_OK; - #endif -} - -bool CInBuffer::ReadBlock() -{ - #ifdef _NO_EXCEPTIONS - if (ErrorCode != S_OK) - return false; - #endif - if (_wasFinished) - return false; - _processedSize += (_buffer - _bufferBase); - UInt32 numProcessedBytes; - HRESULT result = _stream->Read(_bufferBase, _bufferSize, &numProcessedBytes); - #ifdef _NO_EXCEPTIONS - ErrorCode = result; - #else - if (result != S_OK) - throw CInBufferException(result); - #endif - _buffer = _bufferBase; - _bufferLimit = _buffer + numProcessedBytes; - _wasFinished = (numProcessedBytes == 0); - return (!_wasFinished); -} - -Byte CInBuffer::ReadBlock2() -{ - if(!ReadBlock()) - return 0xFF; - return *_buffer++; -} |