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authorkh1 <karsten.heimrich@nokia.com>2012-03-15 14:53:47 +0100
committerKarsten Heimrich <karsten.heimrich@nokia.com>2012-03-19 16:14:04 +0100
commitbe3b47d0d504a3409ce66bd77bb8c0acff87c4f5 (patch)
tree09dfb02d484a4f395991972b828da71400fb761a /src/libs/7zip/win/CPP/7zip/Archive/Common/InStreamWithCRC.cpp
parent9fd62353cf7f973d78cd2093328ac15b5c4980b6 (diff)
Reorganize the tree, have better ifw.pri. Shadow build support.
Change-Id: I01fb12537f863ed0744979973c7e4153889cc5cb Reviewed-by: Tim Jenssen <tim.jenssen@nokia.com>
Diffstat (limited to 'src/libs/7zip/win/CPP/7zip/Archive/Common/InStreamWithCRC.cpp')
-rw-r--r--src/libs/7zip/win/CPP/7zip/Archive/Common/InStreamWithCRC.cpp42
1 files changed, 42 insertions, 0 deletions
diff --git a/src/libs/7zip/win/CPP/7zip/Archive/Common/InStreamWithCRC.cpp b/src/libs/7zip/win/CPP/7zip/Archive/Common/InStreamWithCRC.cpp
new file mode 100644
index 000000000..569a56f3b
--- /dev/null
+++ b/src/libs/7zip/win/CPP/7zip/Archive/Common/InStreamWithCRC.cpp
@@ -0,0 +1,42 @@
+// InStreamWithCRC.cpp
+
+#include "StdAfx.h"
+
+#include "InStreamWithCRC.h"
+
+STDMETHODIMP CSequentialInStreamWithCRC::Read(void *data, UInt32 size, UInt32 *processedSize)
+{
+ UInt32 realProcessedSize;
+ HRESULT result = _stream->Read(data, size, &realProcessedSize);
+ _size += realProcessedSize;
+ if (size > 0 && realProcessedSize == 0)
+ _wasFinished = true;
+ _crc = CrcUpdate(_crc, data, realProcessedSize);
+ if(processedSize != NULL)
+ *processedSize = realProcessedSize;
+ return result;
+}
+
+STDMETHODIMP CInStreamWithCRC::Read(void *data, UInt32 size, UInt32 *processedSize)
+{
+ UInt32 realProcessedSize;
+ HRESULT result = _stream->Read(data, size, &realProcessedSize);
+ /*
+ if (size > 0 && realProcessedSize == 0)
+ _wasFinished = true;
+ */
+ _size += realProcessedSize;
+ _crc = CrcUpdate(_crc, data, realProcessedSize);
+ if(processedSize != NULL)
+ *processedSize = realProcessedSize;
+ return result;
+}
+
+STDMETHODIMP CInStreamWithCRC::Seek(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition)
+{
+ if (seekOrigin != STREAM_SEEK_SET || offset != 0)
+ return E_FAIL;
+ _size = 0;
+ _crc = CRC_INIT_VAL;
+ return _stream->Seek(offset, seekOrigin, newPosition);
+}