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-rwxr-xr-xdepends/lzma/pavlov/LzmaDec.h220
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diff --git a/depends/lzma/pavlov/LzmaDec.h b/depends/lzma/pavlov/LzmaDec.h
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--- a/depends/lzma/pavlov/LzmaDec.h
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-/* LzmaDec.h -- LZMA Decoder
-2008-10-04 : Igor Pavlov : Public domain */
-
-#pragma once
-
-#include "Types.h"
-
-/* #define _LZMA_PROB32 */
-/* _LZMA_PROB32 can increase the speed on some CPUs,
- but memory usage for CLzmaDec::probs will be doubled in that case */
-
-#ifdef _LZMA_PROB32
-#define CLzmaProb UInt32
-#else
-#define CLzmaProb uint16_t
-#endif
-
-/* ---------- LZMA Properties ---------- */
-
-#define LZMA_PROPS_SIZE 5
-
-typedef struct _CLzmaProps
-{
- unsigned lc, lp, pb;
- uint32_t dicSize;
-} CLzmaProps;
-
-/* LzmaProps_Decode - decodes properties
-Returns:
- SZ_OK
- SZ_ERROR_UNSUPPORTED - Unsupported properties
-*/
-
-SRes LzmaProps_Decode(CLzmaProps *p, const uint8_t *data, unsigned size);
-
-/* ---------- LZMA Decoder state ---------- */
-
-/* LZMA_REQUIRED_INPUT_MAX = number of required input bytes for worst case.
- Num bits = log2((2^11 / 31) ^ 22) + 26 < 134 + 26 = 160; */
-
-#define LZMA_REQUIRED_INPUT_MAX 20
-
-typedef struct
-{
- CLzmaProps prop;
- CLzmaProb *probs;
- uint8_t *dic;
- const uint8_t *buf;
- uint32_t range, code;
- size_t dicPos;
- size_t dicBufSize;
- uint32_t processedPos;
- uint32_t checkDicSize;
- unsigned state;
- uint32_t reps[4];
- unsigned remainLen;
- int needFlush;
- int needInitState;
- uint32_t numProbs;
- unsigned tempBufSize;
- uint8_t tempBuf[LZMA_REQUIRED_INPUT_MAX];
-} CLzmaDec;
-
-#define LzmaDec_Construct(p) \
- { \
- (p)->dic = 0; \
- (p)->probs = 0; \
- }
-
-void LzmaDec_Init(CLzmaDec *p);
-
-/* There are two types of LZMA streams:
- 0) Stream with end mark. That end mark adds about 6 bytes to compressed size.
- 1) Stream without end mark. You must know exact uncompressed size to decompress such
- stream. */
-
-typedef enum
-{
- LZMA_FINISH_ANY, /* finish at any point */
- LZMA_FINISH_END /* block must be finished at the end */
-} ELzmaFinishMode;
-
-/* ELzmaFinishMode has meaning only if the decoding reaches output limit !!!
-
- You must use LZMA_FINISH_END, when you know that current output buffer
- covers last bytes of block. In other cases you must use LZMA_FINISH_ANY.
-
- If LZMA decoder sees end marker before reaching output limit, it returns SZ_OK,
- and output value of destLen will be less than output buffer size limit.
- You can check status result also.
-
- You can use multiple checks to test data integrity after full decompression:
- 1) Check Result and "status" variable.
- 2) Check that output(destLen) = uncompressedSize, if you know real uncompressedSize.
- 3) Check that output(srcLen) = compressedSize, if you know real compressedSize.
- You must use correct finish mode in that case. */
-
-typedef enum
-{
- LZMA_STATUS_NOT_SPECIFIED, /* use main error code instead */
- LZMA_STATUS_FINISHED_WITH_MARK, /* stream was finished with end mark. */
- LZMA_STATUS_NOT_FINISHED, /* stream was not finished */
- LZMA_STATUS_NEEDS_MORE_INPUT, /* you must provide more input bytes */
- LZMA_STATUS_MAYBE_FINISHED_WITHOUT_MARK /* there is probability that stream was finished
- without end mark */
-} ELzmaStatus;
-
-/* ELzmaStatus is used only as output value for function call */
-
-/* ---------- Interfaces ---------- */
-
-/* There are 3 levels of interfaces:
- 1) Dictionary Interface
- 2) Buffer Interface
- 3) One Call Interface
- You can select any of these interfaces, but don't mix functions from different
- groups for same object. */
-
-/* There are two variants to allocate state for Dictionary Interface:
- 1) LzmaDec_Allocate / LzmaDec_Free
- 2) LzmaDec_AllocateProbs / LzmaDec_FreeProbs
- You can use variant 2, if you set dictionary buffer manually.
- For Buffer Interface you must always use variant 1.
-
-LzmaDec_Allocate* can return:
- SZ_OK
- SZ_ERROR_MEM - Memory allocation error
- SZ_ERROR_UNSUPPORTED - Unsupported properties
-*/
-
-SRes LzmaDec_AllocateProbs(CLzmaDec *p, const uint8_t *props, unsigned propsSize);
-void LzmaDec_FreeProbs(CLzmaDec *p);
-
-SRes LzmaDec_Allocate(CLzmaDec *state, const uint8_t *prop, unsigned propsSize);
-void LzmaDec_Free(CLzmaDec *state);
-
-/* ---------- Dictionary Interface ---------- */
-
-/* You can use it, if you want to eliminate the overhead for data copying from
- dictionary to some other external buffer.
- You must work with CLzmaDec variables directly in this interface.
-
- STEPS:
- LzmaDec_Constr()
- LzmaDec_Allocate()
- for (each new stream)
- {
- LzmaDec_Init()
- while (it needs more decompression)
- {
- LzmaDec_DecodeToDic()
- use data from CLzmaDec::dic and update CLzmaDec::dicPos
- }
- }
- LzmaDec_Free()
-*/
-
-/* LzmaDec_DecodeToDic
-
- The decoding to internal dictionary buffer (CLzmaDec::dic).
- You must manually update CLzmaDec::dicPos, if it reaches CLzmaDec::dicBufSize !!!
-
-finishMode:
- It has meaning only if the decoding reaches output limit (dicLimit).
- LZMA_FINISH_ANY - Decode just dicLimit bytes.
- LZMA_FINISH_END - Stream must be finished after dicLimit.
-
-Returns:
- SZ_OK
- status:
- LZMA_STATUS_FINISHED_WITH_MARK
- LZMA_STATUS_NOT_FINISHED
- LZMA_STATUS_NEEDS_MORE_INPUT
- LZMA_STATUS_MAYBE_FINISHED_WITHOUT_MARK
- SZ_ERROR_DATA - Data error
-*/
-
-SRes LzmaDec_DecodeToDic(CLzmaDec *p, size_t dicLimit, const uint8_t *src, size_t *srcLen,
- ELzmaFinishMode finishMode, ELzmaStatus *status);
-
-/* ---------- Buffer Interface ---------- */
-
-/* It's zlib-like interface.
- See LzmaDec_DecodeToDic description for information about STEPS and return results,
- but you must use LzmaDec_DecodeToBuf instead of LzmaDec_DecodeToDic and you don't need
- to work with CLzmaDec variables manually.
-
-finishMode:
- It has meaning only if the decoding reaches output limit (*destLen).
- LZMA_FINISH_ANY - Decode just destLen bytes.
- LZMA_FINISH_END - Stream must be finished after (*destLen).
-*/
-
-SRes LzmaDec_DecodeToBuf(CLzmaDec *p, uint8_t *dest, size_t *destLen, const uint8_t *src,
- size_t *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status);
-
-/* ---------- One Call Interface ---------- */
-
-/* LzmaDecode
-
-finishMode:
- It has meaning only if the decoding reaches output limit (*destLen).
- LZMA_FINISH_ANY - Decode just destLen bytes.
- LZMA_FINISH_END - Stream must be finished after (*destLen).
-
-Returns:
- SZ_OK
- status:
- LZMA_STATUS_FINISHED_WITH_MARK
- LZMA_STATUS_NOT_FINISHED
- LZMA_STATUS_MAYBE_FINISHED_WITHOUT_MARK
- SZ_ERROR_DATA - Data error
- SZ_ERROR_MEM - Memory allocation error
- SZ_ERROR_UNSUPPORTED - Unsupported properties
- SZ_ERROR_INPUT_EOF - It needs more bytes in input buffer (src).
-*/
-
-SRes LzmaDecode(uint8_t *dest, size_t *destLen, const uint8_t *src, size_t *srcLen,
- const uint8_t *propData, unsigned propSize, ELzmaFinishMode finishMode,
- ELzmaStatus *status);