p7zip-rar/C/Lzma2Enc.h
2017-10-11 12:40:22 +02:00

63 lines
1.7 KiB
C

/* Lzma2Enc.h -- LZMA2 Encoder
2013-01-18 : Igor Pavlov : Public domain */
#ifndef __LZMA2_ENC_H
#define __LZMA2_ENC_H
#include "LzmaEnc.h"
EXTERN_C_BEGIN
typedef struct
{
CLzmaEncProps lzmaProps;
size_t blockSize;
int numBlockThreads;
int numTotalThreads;
} CLzma2EncProps;
void Lzma2EncProps_Init(CLzma2EncProps *p);
void Lzma2EncProps_Normalize(CLzma2EncProps *p);
/* ---------- CLzmaEnc2Handle Interface ---------- */
/* Lzma2Enc_* functions can return the following exit codes:
Returns:
SZ_OK - OK
SZ_ERROR_MEM - Memory allocation error
SZ_ERROR_PARAM - Incorrect paramater in props
SZ_ERROR_WRITE - Write callback error
SZ_ERROR_PROGRESS - some break from progress callback
SZ_ERROR_THREAD - errors in multithreading functions (only for Mt version)
*/
typedef void * CLzma2EncHandle;
CLzma2EncHandle Lzma2Enc_Create(ISzAlloc *alloc, ISzAlloc *allocBig);
void Lzma2Enc_Destroy(CLzma2EncHandle p);
SRes Lzma2Enc_SetProps(CLzma2EncHandle p, const CLzma2EncProps *props);
Byte Lzma2Enc_WriteProperties(CLzma2EncHandle p);
SRes Lzma2Enc_Encode(CLzma2EncHandle p,
ISeqOutStream *outStream, ISeqInStream *inStream, ICompressProgress *progress);
/* ---------- One Call Interface ---------- */
/* Lzma2Encode
Return code:
SZ_OK - OK
SZ_ERROR_MEM - Memory allocation error
SZ_ERROR_PARAM - Incorrect paramater
SZ_ERROR_OUTPUT_EOF - output buffer overflow
SZ_ERROR_THREAD - errors in multithreading functions (only for Mt version)
*/
/*
SRes Lzma2Encode(Byte *dest, SizeT *destLen, const Byte *src, SizeT srcLen,
const CLzmaEncProps *props, Byte *propsEncoded, int writeEndMark,
ICompressProgress *progress, ISzAlloc *alloc, ISzAlloc *allocBig);
*/
EXTERN_C_END
#endif