diff options
Diffstat (limited to 'other-licenses/7zstub/src/7zip/Common/InOutTempBuffer.cpp')
-rw-r--r-- | other-licenses/7zstub/src/7zip/Common/InOutTempBuffer.cpp | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/other-licenses/7zstub/src/7zip/Common/InOutTempBuffer.cpp b/other-licenses/7zstub/src/7zip/Common/InOutTempBuffer.cpp deleted file mode 100644 index 06fde8ff3..000000000 --- a/other-licenses/7zstub/src/7zip/Common/InOutTempBuffer.cpp +++ /dev/null @@ -1,122 +0,0 @@ -// InOutTempBuffer.cpp
-
-#include "StdAfx.h"
-
-#include "InOutTempBuffer.h"
-#include "../../Common/Defs.h"
-// #include "Windows/Defs.h"
-
-#include "StreamUtils.h"
-
-using namespace NWindows;
-using namespace NFile;
-using namespace NDirectory;
-
-static UInt32 kTmpBufferMemorySize = (1 << 20);
-
-static LPCTSTR kTempFilePrefixString = TEXT("iot");
-
-CInOutTempBuffer::CInOutTempBuffer():
- _buffer(NULL)
-{
-}
-
-void CInOutTempBuffer::Create()
-{
- _buffer = new Byte[kTmpBufferMemorySize];
-}
-
-CInOutTempBuffer::~CInOutTempBuffer()
-{
- delete []_buffer;
-}
-void CInOutTempBuffer::InitWriting()
-{
- _bufferPosition = 0;
- _tmpFileCreated = false;
- _fileSize = 0;
-}
-
-bool CInOutTempBuffer::WriteToFile(const void *data, UInt32 size)
-{
- if (size == 0)
- return true;
- if(!_tmpFileCreated)
- {
- CSysString tempDirPath;
- if(!MyGetTempPath(tempDirPath))
- return false;
- if (_tempFile.Create(tempDirPath, kTempFilePrefixString, _tmpFileName) == 0)
- return false;
- // _outFile.SetOpenCreationDispositionCreateAlways();
- if(!_outFile.Create(_tmpFileName, true))
- return false;
- _tmpFileCreated = true;
- }
- UInt32 processedSize;
- if(!_outFile.Write(data, size, processedSize))
- return false;
- _fileSize += processedSize;
- return (processedSize == size);
-}
-
-bool CInOutTempBuffer::FlushWrite()
-{
- return _outFile.Close();
-}
-
-bool CInOutTempBuffer::Write(const void *data, UInt32 size)
-{
- if(_bufferPosition < kTmpBufferMemorySize)
- {
- UInt32 curSize = MyMin(kTmpBufferMemorySize - _bufferPosition, size);
- memmove(_buffer + _bufferPosition, (const Byte *)data, curSize);
- _bufferPosition += curSize;
- size -= curSize;
- data = ((const Byte *)data) + curSize;
- _fileSize += curSize;
- }
- return WriteToFile(data, size);
-}
-
-bool CInOutTempBuffer::InitReading()
-{
- _currentPositionInBuffer = 0;
- if(_tmpFileCreated)
- return _inFile.Open(_tmpFileName);
- return true;
-}
-
-HRESULT CInOutTempBuffer::WriteToStream(ISequentialOutStream *stream)
-{
- if (_currentPositionInBuffer < _bufferPosition)
- {
- UInt32 sizeToWrite = _bufferPosition - _currentPositionInBuffer;
- RINOK(WriteStream(stream, _buffer + _currentPositionInBuffer, sizeToWrite, NULL));
- _currentPositionInBuffer += sizeToWrite;
- }
- if (!_tmpFileCreated)
- return true;
- while(true)
- {
- UInt32 localProcessedSize;
- if (!_inFile.ReadPart(_buffer, kTmpBufferMemorySize, localProcessedSize))
- return E_FAIL;
- if (localProcessedSize == 0)
- return S_OK;
- RINOK(WriteStream(stream, _buffer, localProcessedSize, NULL));
- }
-}
-
-STDMETHODIMP CSequentialOutTempBufferImp::Write(const void *data, UInt32 size, UInt32 *processedSize)
-{
- if (!_buffer->Write(data, size))
- {
- if (processedSize != NULL)
- *processedSize = 0;
- return E_FAIL;
- }
- if (processedSize != NULL)
- *processedSize = size;
- return S_OK;
-}
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