56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
|
/* 7zIn.h */
|
||
|
|
||
|
#ifndef __7Z_IN_H
|
||
|
#define __7Z_IN_H
|
||
|
|
||
|
#include "7zHeader.h"
|
||
|
#include "7zItem.h"
|
||
|
#include "7zAlloc.h"
|
||
|
|
||
|
typedef struct _CInArchiveInfo
|
||
|
{
|
||
|
CFileSize StartPositionAfterHeader;
|
||
|
CFileSize DataStartPosition;
|
||
|
}CInArchiveInfo;
|
||
|
|
||
|
typedef struct _CArchiveDatabaseEx
|
||
|
{
|
||
|
CArchiveDatabase Database;
|
||
|
CInArchiveInfo ArchiveInfo;
|
||
|
UInt32 *FolderStartPackStreamIndex;
|
||
|
CFileSize *PackStreamStartPositions;
|
||
|
UInt32 *FolderStartFileIndex;
|
||
|
UInt32 *FileIndexToFolderIndexMap;
|
||
|
}CArchiveDatabaseEx;
|
||
|
|
||
|
void SzArDbExInit(CArchiveDatabaseEx *db);
|
||
|
void SzArDbExFree(CArchiveDatabaseEx *db, void (*freeFunc)(void *));
|
||
|
CFileSize SzArDbGetFolderStreamPos(CArchiveDatabaseEx *db, UInt32 folderIndex, UInt32 indexInFolder);
|
||
|
int SzArDbGetFolderFullPackSize(CArchiveDatabaseEx *db, UInt32 folderIndex, CFileSize *resSize);
|
||
|
|
||
|
typedef struct _ISzInStream
|
||
|
{
|
||
|
#ifdef _LZMA_IN_CB
|
||
|
SZ_RESULT (*Read)(
|
||
|
void *object, /* pointer to ISzInStream itself */
|
||
|
void **buffer, /* out: pointer to buffer with data */
|
||
|
size_t maxRequiredSize, /* max required size to read */
|
||
|
size_t *processedSize); /* real processed size.
|
||
|
processedSize can be less than maxRequiredSize.
|
||
|
If processedSize == 0, then there are no more
|
||
|
bytes in stream. */
|
||
|
#else
|
||
|
SZ_RESULT (*Read)(void *object, void *buffer, size_t size, size_t *processedSize);
|
||
|
#endif
|
||
|
SZ_RESULT (*Seek)(void *object, CFileSize pos);
|
||
|
} ISzInStream;
|
||
|
|
||
|
|
||
|
int SzArchiveOpen(
|
||
|
ISzInStream *inStream,
|
||
|
CArchiveDatabaseEx *db,
|
||
|
ISzAlloc *allocMain,
|
||
|
ISzAlloc *allocTemp);
|
||
|
|
||
|
#endif
|