misc/libphysfs/lzma/C/Compress/Lzma/LzmaStateDecode.h
changeset 12213 bb5522e88ab2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/misc/libphysfs/lzma/C/Compress/Lzma/LzmaStateDecode.h	Mon Apr 10 12:06:43 2017 -0400
@@ -0,0 +1,96 @@
+/* 
+  LzmaStateDecode.h
+  LZMA Decoder interface (State version)
+
+  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 __LZMASTATEDECODE_H
+#define __LZMASTATEDECODE_H
+
+#include "LzmaTypes.h"
+
+/* #define _LZMA_PROB32 */
+/* It can increase speed on some 32-bit CPUs, 
+   but memory usage will be doubled in that case */
+
+#ifdef _LZMA_PROB32
+#define CProb UInt32
+#else
+#define CProb UInt16
+#endif
+
+#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;
+  UInt32 DictionarySize;
+}CLzmaProperties;
+
+int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size);
+
+#define LzmaGetNumProbs(lzmaProps) (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << ((lzmaProps)->lc + (lzmaProps)->lp)))
+
+#define kLzmaInBufferSize 64   /* don't change it. it must be larger than kRequiredInBufferSize */
+
+#define kLzmaNeedInitId (-2)
+
+typedef struct _CLzmaDecoderState
+{
+  CLzmaProperties Properties;
+  CProb *Probs;
+  unsigned char *Dictionary;
+
+  unsigned char Buffer[kLzmaInBufferSize];
+  int BufferSize;
+
+  UInt32 Range;
+  UInt32 Code;
+  UInt32 DictionaryPos;
+  UInt32 GlobalPos;
+  UInt32 DistanceLimit;
+  UInt32 Reps[4];
+  int State;
+  int RemainLen;  /* -2: decoder needs internal initialization
+                     -1: stream was finished, 
+                      0: ok
+                    > 0: need to write RemainLen bytes as match Reps[0],
+                  */
+  unsigned char TempDictionary[4];  /* it's required when DictionarySize = 0 */
+} CLzmaDecoderState;
+
+#define LzmaDecoderInit(vs) { (vs)->RemainLen = kLzmaNeedInitId; (vs)->BufferSize = 0; }
+
+/* LzmaDecode: decoding from input stream to output stream.
+  If finishDecoding != 0, then there are no more bytes in input stream
+  after inStream[inSize - 1]. */
+
+int LzmaDecode(CLzmaDecoderState *vs,
+    const unsigned char *inStream, SizeT inSize,  SizeT *inSizeProcessed,
+    unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed,
+    int finishDecoding);
+
+#endif