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-rw-r--r--3rdparty/lzma/CPP/7zip/Compress/XzDecoder.h86
1 files changed, 86 insertions, 0 deletions
diff --git a/3rdparty/lzma/CPP/7zip/Compress/XzDecoder.h b/3rdparty/lzma/CPP/7zip/Compress/XzDecoder.h
new file mode 100644
index 00000000000..40ed4f5c5cd
--- /dev/null
+++ b/3rdparty/lzma/CPP/7zip/Compress/XzDecoder.h
@@ -0,0 +1,86 @@
+// XzDecoder.h
+
+#ifndef ZIP7_INC_XZ_DECODER_H
+#define ZIP7_INC_XZ_DECODER_H
+
+#include "../../../C/Xz.h"
+
+#include "../../Common/MyCom.h"
+
+#include "../ICoder.h"
+
+namespace NCompress {
+namespace NXz {
+
+struct CDecoder
+{
+ CXzDecMtHandle xz;
+ int _tryMt;
+ UInt32 _numThreads;
+ UInt64 _memUsage;
+
+ SRes MainDecodeSRes; // it's not HRESULT
+ bool MainDecodeSRes_wasUsed;
+ CXzStatInfo Stat;
+
+ CDecoder():
+ xz(NULL),
+ _tryMt(True),
+ _numThreads(1),
+ _memUsage((UInt64)(sizeof(size_t)) << 28),
+ MainDecodeSRes(SZ_OK),
+ MainDecodeSRes_wasUsed(false)
+ {}
+
+ ~CDecoder()
+ {
+ if (xz)
+ XzDecMt_Destroy(xz);
+ }
+
+ /* Decode() can return S_OK, if there is data after good xz streams, and that data is not new xz stream.
+ check also (Stat.DataAfterEnd) flag */
+
+ HRESULT Decode(ISequentialInStream *seqInStream, ISequentialOutStream *outStream,
+ const UInt64 *outSizeLimit, bool finishStream, ICompressProgressInfo *compressProgress);
+};
+
+
+class CComDecoder Z7_final:
+ public ICompressCoder,
+ public ICompressSetFinishMode,
+ public ICompressGetInStreamProcessedSize,
+ #ifndef Z7_ST
+ public ICompressSetCoderMt,
+ public ICompressSetMemLimit,
+ #endif
+ public CMyUnknownImp,
+ public CDecoder
+{
+ Z7_COM_QI_BEGIN2(ICompressCoder)
+ Z7_COM_QI_ENTRY(ICompressSetFinishMode)
+ Z7_COM_QI_ENTRY(ICompressGetInStreamProcessedSize)
+ #ifndef Z7_ST
+ Z7_COM_QI_ENTRY(ICompressSetCoderMt)
+ Z7_COM_QI_ENTRY(ICompressSetMemLimit)
+ #endif
+ Z7_COM_QI_END
+ Z7_COM_ADDREF_RELEASE
+
+ Z7_IFACE_COM7_IMP(ICompressCoder)
+ Z7_IFACE_COM7_IMP(ICompressSetFinishMode)
+ Z7_IFACE_COM7_IMP(ICompressGetInStreamProcessedSize)
+ #ifndef Z7_ST
+ Z7_IFACE_COM7_IMP(ICompressSetCoderMt)
+ Z7_IFACE_COM7_IMP(ICompressSetMemLimit)
+ #endif
+
+ bool _finishStream;
+
+public:
+ CComDecoder(): _finishStream(false) {}
+};
+
+}}
+
+#endif