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15.05

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This commit is contained in:
Igor Pavlov
2015-06-15 00:00:00 +00:00
committed by Kornel Lesiński
parent 0713a3ab80
commit 54490d51d5
591 changed files with 34932 additions and 16390 deletions
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32
CPP/7zip/Common/StreamBinder.h
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@@ -7,11 +7,27 @@
#include "../IStream.h"
/*
We don't use probably UNSAFE version:
reader thread:
_canWrite_Event.Set();
_readingWasClosed = true
_canWrite_Event.Set();
writer thread:
_canWrite_Event.Wait()
if (_readingWasClosed)
Can second call of _canWrite_Event.Set() be executed without memory barrier, if event is already set?
*/
class CStreamBinder
{
NWindows::NSynchronization::CManualResetEvent _canWrite_Event;
NWindows::NSynchronization::CAutoResetEvent _canWrite_Event;
NWindows::NSynchronization::CManualResetEvent _canRead_Event;
NWindows::NSynchronization::CManualResetEvent _readingWasClosed_Event;
// bool _readingWasClosed;
bool _readingWasClosed2;
// bool WritingWasCut;
bool _waitWrite;
UInt32 _bufSize;
const void *_buf;
@@ -20,13 +36,23 @@ public:
WRes CreateEvents();
void CreateStreams(ISequentialInStream **inStream, ISequentialOutStream **outStream);
void ReInit();
HRESULT Read(void *data, UInt32 size, UInt32 *processedSize);
HRESULT Write(const void *data, UInt32 size, UInt32 *processedSize);
void CloseRead() { _readingWasClosed_Event.Set(); }
void CloseRead()
{
_readingWasClosed_Event.Set();
// _readingWasClosed = true;
// _canWrite_Event.Set();
}
void CloseWrite()
{
// _bufSize must be = 0
_buf = NULL;
_bufSize = 0;
_canRead_Event.Set();
}
};