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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /other-licenses/7zstub/src/7zip/Common/LockedStream.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'other-licenses/7zstub/src/7zip/Common/LockedStream.cpp')
-rw-r--r--other-licenses/7zstub/src/7zip/Common/LockedStream.cpp23
1 files changed, 23 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/7zip/Common/LockedStream.cpp b/other-licenses/7zstub/src/7zip/Common/LockedStream.cpp
new file mode 100644
index 000000000..637c8980c
--- /dev/null
+++ b/other-licenses/7zstub/src/7zip/Common/LockedStream.cpp
@@ -0,0 +1,23 @@
+// LockedStream.cpp
+
+#include "StdAfx.h"
+
+#include "LockedStream.h"
+
+HRESULT CLockedInStream::Read(UInt64 startPos, void *data, UInt32 size,
+ UInt32 *processedSize)
+{
+ NWindows::NSynchronization::CCriticalSectionLock lock(_criticalSection);
+ RINOK(_stream->Seek(startPos, STREAM_SEEK_SET, NULL));
+ return _stream->Read(data, size, processedSize);
+}
+
+STDMETHODIMP CLockedSequentialInStreamImp::Read(void *data, UInt32 size, UInt32 *processedSize)
+{
+ UInt32 realProcessedSize = 0;
+ HRESULT result = _lockedInStream->Read(_pos, data, size, &realProcessedSize);
+ _pos += realProcessedSize;
+ if (processedSize != NULL)
+ *processedSize = realProcessedSize;
+ return result;
+}