third_party/lzma/v4_65/files/CPP/7zip/Common/LimitedStreams.cpp - Issue 624713003: Keep only base/extractor.[cc|h].

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Side by Side Diff: third_party/lzma/v4_65/files/CPP/7zip/Common/LimitedStreams.cpp

Issue 624713003: Keep only base/extractor.[cc|h]. (Closed) Base URL: https://chromium.googlesource.com/external/omaha.git@master

Patch Set: Created 6 years, 2 months ago

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1 // LimitedStreams.cpp

2

3 #include "StdAfx.h"

4

5 #include "LimitedStreams.h"

6 #include "../../Common/Defs.h"

7

8 STDMETHODIMP CLimitedSequentialInStream::Read(void data, UInt32 size, UInt32 p rocessedSize)

9 {

10 UInt32 realProcessedSize = 0;

11 UInt32 sizeToRead = (UInt32)MyMin((_size - _pos), (UInt64)size);

12 HRESULT result = S_OK;

13 if (sizeToRead > 0)

14 {

15 result = _stream->Read(data, sizeToRead, &realProcessedSize);

16 _pos += realProcessedSize;

17 if (realProcessedSize == 0)

18 _wasFinished = true;

19 }

20 if(processedSize != NULL)

21 *processedSize = realProcessedSize;

22 return result;

23 }

24

25 STDMETHODIMP CLimitedSequentialOutStream::Write(const void data, UInt32 size, U Int32 processedSize)

26 {

27 HRESULT result = S_OK;

28 if (processedSize != NULL)

29 *processedSize = 0;

30 if (size > _size)

31 {

32 size = (UInt32)_size;

33 if (size == 0)

34 {

35 _overflow = true;

36 return E_FAIL;

37 }

38 }

39 if (_stream)

40 result = _stream->Write(data, size, &size);

41 _size -= size;

42 if (processedSize != NULL)

43 *processedSize = size;

44 return result;

45 }

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