Lzma2Enc.h revision baa3858d3f5d128a5c8466b700098109edcad5f2 
1/* Lzma2Enc.h -- LZMA2 Encoder
22009-02-07 : Igor Pavlov : Public domain */
3
4#ifndef __LZMA2_ENC_H
5#define __LZMA2_ENC_H
6
7#include "LzmaEnc.h"
8
9#ifdef __cplusplus
10extern "C" {
11#endif
12
13typedef struct
14{
15  CLzmaEncProps lzmaProps;
16  size_t blockSize;
17  int numBlockThreads;
18  int numTotalThreads;
19} CLzma2EncProps;
20
21void Lzma2EncProps_Init(CLzma2EncProps *p);
22void Lzma2EncProps_Normalize(CLzma2EncProps *p);
23
24/* ---------- CLzmaEnc2Handle Interface ---------- */
25
26/* Lzma2Enc_* functions can return the following exit codes:
27Returns:
28  SZ_OK           - OK
29  SZ_ERROR_MEM    - Memory allocation error
30  SZ_ERROR_PARAM  - Incorrect paramater in props
31  SZ_ERROR_WRITE  - Write callback error
32  SZ_ERROR_PROGRESS - some break from progress callback
33  SZ_ERROR_THREAD - errors in multithreading functions (only for Mt version)
34*/
35
36typedef void * CLzma2EncHandle;
37
38CLzma2EncHandle Lzma2Enc_Create(ISzAlloc *alloc, ISzAlloc *allocBig);
39void Lzma2Enc_Destroy(CLzma2EncHandle p);
40SRes Lzma2Enc_SetProps(CLzma2EncHandle p, const CLzma2EncProps *props);
41Byte Lzma2Enc_WriteProperties(CLzma2EncHandle p);
42SRes Lzma2Enc_Encode(CLzma2EncHandle p,
43    ISeqOutStream *outStream, ISeqInStream *inStream, ICompressProgress *progress);
44
45/* ---------- One Call Interface ---------- */
46
47/* Lzma2Encode
48Return code:
49  SZ_OK               - OK
50  SZ_ERROR_MEM        - Memory allocation error
51  SZ_ERROR_PARAM      - Incorrect paramater
52  SZ_ERROR_OUTPUT_EOF - output buffer overflow
53  SZ_ERROR_THREAD     - errors in multithreading functions (only for Mt version)
54*/
55
56/*
57SRes Lzma2Encode(Byte *dest, SizeT *destLen, const Byte *src, SizeT srcLen,
58    const CLzmaEncProps *props, Byte *propsEncoded, int writeEndMark,
59    ICompressProgress *progress, ISzAlloc *alloc, ISzAlloc *allocBig);
60*/
61
62#ifdef __cplusplus
63}
64#endif
65
66#endif
67