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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
| commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
| tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /other-licenses/7zstub/src/CPP/7zip/Archive/Common/MultiStream.h | |
| parent | Initial commit. (diff) | |
| download | firefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip | |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'other-licenses/7zstub/src/CPP/7zip/Archive/Common/MultiStream.h')
| -rw-r--r-- | other-licenses/7zstub/src/CPP/7zip/Archive/Common/MultiStream.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/CPP/7zip/Archive/Common/MultiStream.h b/other-licenses/7zstub/src/CPP/7zip/Archive/Common/MultiStream.h new file mode 100644 index 0000000000..39e041def7 --- /dev/null +++ b/other-licenses/7zstub/src/CPP/7zip/Archive/Common/MultiStream.h @@ -0,0 +1,89 @@ +// MultiStream.h
+
+#ifndef __MULTI_STREAM_H
+#define __MULTI_STREAM_H
+
+#include "../../../Common/MyCom.h"
+#include "../../../Common/MyVector.h"
+
+#include "../../IStream.h"
+
+class CMultiStream:
+ public IInStream,
+ public CMyUnknownImp
+{
+ UInt64 _pos;
+ UInt64 _totalLength;
+ unsigned _streamIndex;
+
+public:
+
+ struct CSubStreamInfo
+ {
+ CMyComPtr<IInStream> Stream;
+ UInt64 Size;
+ UInt64 GlobalOffset;
+ UInt64 LocalPos;
+
+ CSubStreamInfo(): Size(0), GlobalOffset(0), LocalPos(0) {}
+ };
+
+ CObjectVector<CSubStreamInfo> Streams;
+
+ HRESULT Init()
+ {
+ UInt64 total = 0;
+ FOR_VECTOR (i, Streams)
+ {
+ CSubStreamInfo &s = Streams[i];
+ s.GlobalOffset = total;
+ total += Streams[i].Size;
+ RINOK(s.Stream->Seek(0, STREAM_SEEK_CUR, &s.LocalPos));
+ }
+ _totalLength = total;
+ _pos = 0;
+ _streamIndex = 0;
+ return S_OK;
+ }
+
+ MY_UNKNOWN_IMP1(IInStream)
+
+ STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
+ STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
+};
+
+/*
+class COutMultiStream:
+ public IOutStream,
+ public CMyUnknownImp
+{
+ unsigned _streamIndex; // required stream
+ UInt64 _offsetPos; // offset from start of _streamIndex index
+ UInt64 _absPos;
+ UInt64 _length;
+
+ struct CSubStreamInfo
+ {
+ CMyComPtr<ISequentialOutStream> Stream;
+ UInt64 Size;
+ UInt64 Pos;
+ };
+ CObjectVector<CSubStreamInfo> Streams;
+public:
+ CMyComPtr<IArchiveUpdateCallback2> VolumeCallback;
+ void Init()
+ {
+ _streamIndex = 0;
+ _offsetPos = 0;
+ _absPos = 0;
+ _length = 0;
+ }
+
+ MY_UNKNOWN_IMP1(IOutStream)
+
+ STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
+ STDMETHOD(Seek)(Int64 offset, UInt32 seekOrigin, UInt64 *newPosition);
+};
+*/
+
+#endif
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