diff options
Diffstat (limited to 'util/cbfstool/lzma/C/7zip/Common/StreamUtils.cpp')
-rw-r--r-- | util/cbfstool/lzma/C/7zip/Common/StreamUtils.cpp | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/util/cbfstool/lzma/C/7zip/Common/StreamUtils.cpp b/util/cbfstool/lzma/C/7zip/Common/StreamUtils.cpp new file mode 100644 index 0000000000..a5d9ac0ef0 --- /dev/null +++ b/util/cbfstool/lzma/C/7zip/Common/StreamUtils.cpp @@ -0,0 +1,44 @@ +// StreamUtils.cpp + +#include "StdAfx.h" + +#include "../../Common/MyCom.h" +#include "StreamUtils.h" + +HRESULT ReadStream(ISequentialInStream *stream, void *data, UInt32 size, UInt32 *processedSize) +{ + if (processedSize != 0) + *processedSize = 0; + while(size != 0) + { + UInt32 processedSizeLoc; + HRESULT res = stream->Read(data, size, &processedSizeLoc); + if (processedSize != 0) + *processedSize += processedSizeLoc; + data = (Byte *)((Byte *)data + processedSizeLoc); + size -= processedSizeLoc; + RINOK(res); + if (processedSizeLoc == 0) + return S_OK; + } + return S_OK; +} + +HRESULT WriteStream(ISequentialOutStream *stream, const void *data, UInt32 size, UInt32 *processedSize) +{ + if (processedSize != 0) + *processedSize = 0; + while(size != 0) + { + UInt32 processedSizeLoc; + HRESULT res = stream->Write(data, size, &processedSizeLoc); + if (processedSize != 0) + *processedSize += processedSizeLoc; + data = (const void *)((const Byte *)data + processedSizeLoc); + size -= processedSizeLoc; + RINOK(res); + if (processedSizeLoc == 0) + break; + } + return S_OK; +} |