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diff --git a/src/lib/lzmadecode.h b/src/lib/lzmadecode.h
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+/*
+ LzmaDecode.h
+ LZMA Decoder interface
+
+ LZMA SDK 4.40 Copyright (c) 1999-2006 Igor Pavlov (2006-05-01)
+ http://www.7-zip.org/
+
+ LZMA SDK is licensed under two licenses:
+ 1) GNU Lesser General Public License (GNU LGPL)
+ 2) Common Public License (CPL)
+ It means that you can select one of these two licenses and
+ follow rules of that license.
+
+ SPECIAL EXCEPTION:
+ Igor Pavlov, as the author of this code, expressly permits you to
+ statically or dynamically link your code (or bind by name) to the
+ interfaces of this file without subjecting your linked code to the
+ terms of the CPL or GNU LGPL. Any modifications or additions
+ to this file, however, are subject to the LGPL or CPL terms.
+*/
+
+#ifndef __LZMADECODE_H
+#define __LZMADECODE_H
+
+typedef unsigned char Byte;
+typedef unsigned short UInt16;
+typedef unsigned int UInt32;
+typedef UInt32 SizeT;
+
+#define CProb UInt16
+
+#define LZMA_RESULT_OK 0
+#define LZMA_RESULT_DATA_ERROR 1
+
+
+#define LZMA_BASE_SIZE 1846
+#define LZMA_LIT_SIZE 768
+
+#define LZMA_PROPERTIES_SIZE 5
+
+typedef struct _CLzmaProperties
+{
+ int lc;
+ int lp;
+ int pb;
+}CLzmaProperties;
+
+int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size);
+
+#define LzmaGetNumProbs(Properties) (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << ((Properties)->lc + (Properties)->lp)))
+
+#define kLzmaNeedInitId (-2)
+
+typedef struct _CLzmaDecoderState
+{
+ CLzmaProperties Properties;
+ CProb *Probs;
+
+
+} CLzmaDecoderState;
+
+
+int LzmaDecode(CLzmaDecoderState *vs,
+ const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
+ unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed);
+
+#endif