736 lines
22 KiB
C
736 lines
22 KiB
C
/*
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* LZMA support routines for PhysicsFS.
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*
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* Please see the file lzma.txt in the lzma/ directory.
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*
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* This file was written by Dennis Schridde, with some peeking at "7zMain.c"
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* by Igor Pavlov.
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*/
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#if (defined PHYSFS_SUPPORTS_7Z)
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include "physfs.h"
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#define __PHYSICSFS_INTERNAL__
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#include "physfs_internal.h"
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#include "lzma/C/7zCrc.h"
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#include "lzma/C/Archive/7z/7zIn.h"
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#include "lzma/C/Archive/7z/7zExtract.h"
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/* 7z internal from 7zIn.c */
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extern int TestSignatureCandidate(Byte *testBytes);
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#ifdef _LZMA_IN_CB
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# define BUFFER_SIZE (1 << 12)
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#endif /* _LZMA_IN_CB */
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/*
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* Carries filestream metadata through 7z
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*/
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typedef struct _FileInputStream
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{
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ISzAlloc allocImp; /* Allocation implementation, used by 7z */
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ISzAlloc allocTempImp; /* Temporary allocation implementation, used by 7z */
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ISzInStream inStream; /* Input stream with read callbacks, used by 7z */
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void *file; /* Filehandle, used by read implementation */
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#ifdef _LZMA_IN_CB
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Byte buffer[BUFFER_SIZE]; /* Buffer, used by read implementation */
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#endif /* _LZMA_IN_CB */
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} FileInputStream;
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/*
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* In the 7z format archives are splited into blocks, those are called folders
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* Set by LZMA_read()
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*/
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typedef struct _LZMAfolder
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{
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PHYSFS_uint32 index; /* Index of folder in archive */
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PHYSFS_uint32 references; /* Number of files using this block */
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PHYSFS_uint8 *cache; /* Cached folder */
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size_t size; /* Size of folder */
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} LZMAfolder;
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/*
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* Set by LZMA_openArchive(), except folder which gets it's values
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* in LZMA_read()
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*/
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typedef struct _LZMAarchive
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{
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struct _LZMAfile *files; /* Array of files, size == archive->db.Database.NumFiles */
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LZMAfolder *folders; /* Array of folders, size == archive->db.Database.NumFolders */
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CArchiveDatabaseEx db; /* For 7z: Database */
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FileInputStream stream; /* For 7z: Input file incl. read and seek callbacks */
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} LZMAarchive;
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/* Set by LZMA_openArchive(), except offset which is set by LZMA_read() */
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typedef struct _LZMAfile
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{
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PHYSFS_uint32 index; /* Index of file in archive */
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LZMAarchive *archive; /* Link to corresponding archive */
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LZMAfolder *folder; /* Link to corresponding folder */
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CFileItem *item; /* For 7z: File info, eg. name, size */
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size_t offset; /* Offset in folder */
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size_t position; /* Current "virtual" position in file */
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} LZMAfile;
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/* Memory management implementations to be passed to 7z */
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static void *SzAllocPhysicsFS(size_t size)
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{
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return ((size == 0) ? NULL : allocator.Malloc(size));
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} /* SzAllocPhysicsFS */
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static void SzFreePhysicsFS(void *address)
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{
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if (address != NULL)
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allocator.Free(address);
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} /* SzFreePhysicsFS */
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/* Filesystem implementations to be passed to 7z */
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#ifdef _LZMA_IN_CB
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/*
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* Read implementation, to be passed to 7z
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* WARNING: If the ISzInStream in 'object' is not contained in a valid FileInputStream this _will_ break horribly!
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*/
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SZ_RESULT SzFileReadImp(void *object, void **buffer, size_t maxReqSize,
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size_t *processedSize)
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{
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FileInputStream *s = (FileInputStream *)(object - offsetof(FileInputStream, inStream)); // HACK!
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PHYSFS_sint64 processedSizeLoc = 0;
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if (maxReqSize > BUFFER_SIZE)
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maxReqSize = BUFFER_SIZE;
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processedSizeLoc = __PHYSFS_platformRead(s->file, s->buffer, 1, maxReqSize);
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*buffer = s->buffer;
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if (processedSize != NULL)
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*processedSize = (size_t) processedSizeLoc;
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return SZ_OK;
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} /* SzFileReadImp */
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#else
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/*
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* Read implementation, to be passed to 7z
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* WARNING: If the ISzInStream in 'object' is not contained in a valid FileInputStream this _will_ break horribly!
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*/
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SZ_RESULT SzFileReadImp(void *object, void *buffer, size_t size,
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size_t *processedSize)
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{
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FileInputStream *s = (FileInputStream *)((unsigned long)object - offsetof(FileInputStream, inStream)); // HACK!
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size_t processedSizeLoc = __PHYSFS_platformRead(s->file, buffer, 1, size);
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if (processedSize != 0)
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*processedSize = processedSizeLoc;
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return SZ_OK;
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} /* SzFileReadImp */
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#endif
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/*
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* Seek implementation, to be passed to 7z
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* WARNING: If the ISzInStream in 'object' is not contained in a valid FileInputStream this _will_ break horribly!
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*/
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SZ_RESULT SzFileSeekImp(void *object, CFileSize pos)
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{
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FileInputStream *s = (FileInputStream *)((unsigned long)object - offsetof(FileInputStream, inStream)); // HACK!
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if (__PHYSFS_platformSeek(s->file, (PHYSFS_uint64) pos))
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return SZ_OK;
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return SZE_FAIL;
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} /* SzFileSeekImp */
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/*
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* Translate Microsoft FILETIME (used by 7zip) into UNIX timestamp
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*/
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static PHYSFS_sint64 lzma_filetime_to_unix_timestamp(CArchiveFileTime *ft)
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{
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/* MS counts in nanoseconds ... */
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const PHYSFS_uint64 FILETIME_NANOTICKS_PER_SECOND = __PHYSFS_UI64(10000000);
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/* MS likes to count seconds since 01.01.1601 ... */
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const PHYSFS_uint64 FILETIME_UNIX_DIFF = __PHYSFS_UI64(11644473600);
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PHYSFS_uint64 filetime = ft->Low | ((PHYSFS_uint64)ft->High << 32);
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return filetime/FILETIME_NANOTICKS_PER_SECOND - FILETIME_UNIX_DIFF;
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} /* lzma_filetime_to_unix_timestamp */
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/*
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* Compare a file with a given name, C89 stdlib variant
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* Used for sorting
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*/
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static int lzma_file_cmp_stdlib(const void *key, const void *object)
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{
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const char *name = (const char *) key;
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LZMAfile *file = (LZMAfile *) object;
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return(strcmp(name, file->item->Name));
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} /* lzma_file_cmp_posix */
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/*
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* Compare two files with each other based on the name
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* Used for sorting
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*/
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static int lzma_file_cmp(void *_a, PHYSFS_uint32 one, PHYSFS_uint32 two)
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{
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LZMAfile *files = (LZMAfile *) _a;
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return(strcmp(files[one].item->Name, files[two].item->Name));
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} /* lzma_file_cmp */
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/*
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* Swap two entries in the file array
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*/
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static void lzma_file_swap(void *_a, PHYSFS_uint32 one, PHYSFS_uint32 two)
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{
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LZMAfile tmp;
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LZMAfile *first = &(((LZMAfile *) _a)[one]);
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LZMAfile *second = &(((LZMAfile *) _a)[two]);
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memcpy(&tmp, first, sizeof (LZMAfile));
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memcpy(first, second, sizeof (LZMAfile));
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memcpy(second, &tmp, sizeof (LZMAfile));
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} /* lzma_file_swap */
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/*
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* Find entry 'name' in 'archive'
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*/
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static LZMAfile * lzma_find_file(LZMAarchive *archive, const char *name)
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{
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LZMAfile *file = bsearch(name, archive->files, archive->db.Database.NumFiles, sizeof(*archive->files), lzma_file_cmp_stdlib); // FIXME: Should become __PHYSFS_search!!!
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BAIL_IF_MACRO(file == NULL, ERR_NO_SUCH_FILE, NULL);
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return(file);
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} /* lzma_find_file */
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/*
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* Load metadata for the file at given index
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*/
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static int lzma_file_init(LZMAarchive *archive, PHYSFS_uint32 fileIndex)
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{
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LZMAfile *file = &archive->files[fileIndex];
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PHYSFS_uint32 folderIndex = archive->db.FileIndexToFolderIndexMap[fileIndex];
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file->index = fileIndex; // Store index into 7z array, since we sort our own.
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file->archive = archive;
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file->folder = (folderIndex != (PHYSFS_uint32)-1 ? &archive->folders[folderIndex] : NULL); // Directories don't have a folder (they contain no own data...)
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file->item = &archive->db.Database.Files[fileIndex]; // Holds crucial data and is often referenced -> Store link
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file->position = 0;
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file->offset = 0; /* Offset will be set by LZMA_read() */
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return(1);
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} /* lzma_load_file */
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/*
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* Load metadata for all files
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*/
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static int lzma_files_init(LZMAarchive *archive)
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{
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PHYSFS_uint32 fileIndex = 0, numFiles = archive->db.Database.NumFiles;
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for (fileIndex = 0; fileIndex < numFiles; fileIndex++ )
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{
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if (!lzma_file_init(archive, fileIndex))
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{
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return(0); // FALSE on failure
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}
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} /* for */
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__PHYSFS_sort(archive->files, numFiles, lzma_file_cmp, lzma_file_swap);
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return(1);
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} /* lzma_load_files */
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/*
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* Initialise specified archive
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*/
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static void lzma_archive_init(LZMAarchive *archive)
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{
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memset(archive, 0, sizeof(*archive));
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/* Prepare callbacks for 7z */
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archive->stream.inStream.Read = SzFileReadImp;
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archive->stream.inStream.Seek = SzFileSeekImp;
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archive->stream.allocImp.Alloc = SzAllocPhysicsFS;
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archive->stream.allocImp.Free = SzFreePhysicsFS;
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archive->stream.allocTempImp.Alloc = SzAllocPhysicsFS;
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archive->stream.allocTempImp.Free = SzFreePhysicsFS;
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}
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/*
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* Deinitialise archive
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*/
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static void lzma_archive_exit(LZMAarchive *archive)
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{
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/* Free arrays */
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allocator.Free(archive->folders);
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allocator.Free(archive->files);
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allocator.Free(archive);
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}
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/*
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* Wrap all 7z calls in this, so the physfs error state is set appropriately.
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*/
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static int lzma_err(SZ_RESULT rc)
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{
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switch (rc)
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{
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case SZ_OK: /* Same as LZMA_RESULT_OK */
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break;
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case SZE_DATA_ERROR: /* Same as LZMA_RESULT_DATA_ERROR */
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__PHYSFS_setError(ERR_DATA_ERROR);
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break;
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case SZE_OUTOFMEMORY:
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__PHYSFS_setError(ERR_OUT_OF_MEMORY);
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break;
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case SZE_CRC_ERROR:
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__PHYSFS_setError(ERR_CORRUPTED);
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break;
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case SZE_NOTIMPL:
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__PHYSFS_setError(ERR_NOT_IMPLEMENTED);
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break;
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case SZE_FAIL:
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__PHYSFS_setError(ERR_UNKNOWN_ERROR); /* !!! FIXME: right? */
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break;
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case SZE_ARCHIVE_ERROR:
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__PHYSFS_setError(ERR_CORRUPTED); /* !!! FIXME: right? */
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break;
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default:
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__PHYSFS_setError(ERR_UNKNOWN_ERROR);
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} /* switch */
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return(rc);
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} /* lzma_err */
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static PHYSFS_sint64 LZMA_read(fvoid *opaque, void *outBuffer,
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PHYSFS_uint32 objSize, PHYSFS_uint32 objCount)
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{
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LZMAfile *file = (LZMAfile *) opaque;
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size_t wantedSize = objSize*objCount;
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size_t remainingSize = file->item->Size - file->position;
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size_t fileSize = 0;
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BAIL_IF_MACRO(wantedSize == 0, NULL, 0); /* quick rejection. */
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BAIL_IF_MACRO(remainingSize == 0, ERR_PAST_EOF, 0);
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if (remainingSize < wantedSize)
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{
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wantedSize = remainingSize - (remainingSize % objSize);
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objCount = (PHYSFS_uint32) (remainingSize / objSize);
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BAIL_IF_MACRO(objCount == 0, ERR_PAST_EOF, 0); /* quick rejection. */
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__PHYSFS_setError(ERR_PAST_EOF); /* this is always true here. */
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} /* if */
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/* Only decompress the folder if it is not allready cached */
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if (file->folder->cache == NULL)
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{
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int rc = lzma_err(SzExtract(
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&file->archive->stream.inStream, /* compressed data */
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&file->archive->db, /* 7z's database, containing everything */
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file->index, /* Index into database arrays */
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/* Index of cached folder, will be changed by SzExtract */
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&file->folder->index,
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/* Cache for decompressed folder, allocated/freed by SzExtract */
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&file->folder->cache,
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/* Size of cache, will be changed by SzExtract */
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&file->folder->size,
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/* Offset of this file inside the cache, set by SzExtract */
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&file->offset,
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&fileSize, /* Size of this file */
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&file->archive->stream.allocImp,
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&file->archive->stream.allocTempImp));
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if (rc != SZ_OK)
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return -1;
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} /* if */
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/* Copy wanted bytes over from cache to outBuffer */
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memcpy(outBuffer,
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(file->folder->cache +
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file->offset + file->position),
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wantedSize);
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file->position += wantedSize; /* Increase virtual position */
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return objCount;
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} /* LZMA_read */
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static PHYSFS_sint64 LZMA_write(fvoid *opaque, const void *buf,
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PHYSFS_uint32 objSize, PHYSFS_uint32 objCount)
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{
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BAIL_MACRO(ERR_NOT_SUPPORTED, -1);
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} /* LZMA_write */
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static int LZMA_eof(fvoid *opaque)
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{
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LZMAfile *file = (LZMAfile *) opaque;
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return (file->position >= file->item->Size);
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} /* LZMA_eof */
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static PHYSFS_sint64 LZMA_tell(fvoid *opaque)
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{
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LZMAfile *file = (LZMAfile *) opaque;
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return (file->position);
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} /* LZMA_tell */
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static int LZMA_seek(fvoid *opaque, PHYSFS_uint64 offset)
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{
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LZMAfile *file = (LZMAfile *) opaque;
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BAIL_IF_MACRO(offset < 0, ERR_SEEK_OUT_OF_RANGE, 0);
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BAIL_IF_MACRO(offset > file->item->Size, ERR_PAST_EOF, 0);
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file->position = offset; /* We only use a virtual position... */
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return 1;
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} /* LZMA_seek */
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static PHYSFS_sint64 LZMA_fileLength(fvoid *opaque)
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{
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LZMAfile *file = (LZMAfile *) opaque;
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return (file->item->Size);
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} /* LZMA_fileLength */
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static int LZMA_fileClose(fvoid *opaque)
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{
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LZMAfile *file = (LZMAfile *) opaque;
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BAIL_IF_MACRO(file->folder == NULL, ERR_NOT_A_FILE, 0);
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/* Only decrease refcount if someone actually requested this file... Prevents from overflows and close-on-open... */
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if (file->folder->references > 0)
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file->folder->references--;
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if (file->folder->references == 0)
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{
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/* Free the cache which might have been allocated by LZMA_read() */
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allocator.Free(file->folder->cache);
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file->folder->cache = NULL;
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}
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return(1);
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} /* LZMA_fileClose */
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static int LZMA_isArchive(const char *filename, int forWriting)
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{
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PHYSFS_uint8 sig[k7zSignatureSize];
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void *in;
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BAIL_IF_MACRO(forWriting, ERR_ARC_IS_READ_ONLY, 0);
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in = __PHYSFS_platformOpenRead(filename);
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BAIL_IF_MACRO(in == NULL, NULL, 0);
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/* Read signature bytes */
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if (__PHYSFS_platformRead(in, sig, k7zSignatureSize, 1) != 1)
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{
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__PHYSFS_platformClose(in); // Don't forget to close the file before returning...
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BAIL_MACRO(NULL, 0);
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}
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__PHYSFS_platformClose(in);
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/* Test whether sig is the 7z signature */
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return(TestSignatureCandidate(sig));
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} /* LZMA_isArchive */
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static void *LZMA_openArchive(const char *name, int forWriting)
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{
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size_t len = 0;
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LZMAarchive *archive = NULL;
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BAIL_IF_MACRO(forWriting, ERR_ARC_IS_READ_ONLY, NULL);
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BAIL_IF_MACRO(!LZMA_isArchive(name,forWriting), ERR_UNSUPPORTED_ARCHIVE, 0);
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archive = (LZMAarchive *) allocator.Malloc(sizeof (LZMAarchive));
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BAIL_IF_MACRO(archive == NULL, ERR_OUT_OF_MEMORY, NULL);
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lzma_archive_init(archive);
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if ( (archive->stream.file = __PHYSFS_platformOpenRead(name)) == NULL )
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{
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__PHYSFS_platformClose(archive->stream.file);
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lzma_archive_exit(archive);
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return(NULL); // Error is set by platformOpenRead!
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}
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CrcGenerateTable();
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SzArDbExInit(&archive->db);
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if (lzma_err(SzArchiveOpen(&archive->stream.inStream,
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&archive->db,
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&archive->stream.allocImp,
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&archive->stream.allocTempImp)) != SZ_OK)
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{
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SzArDbExFree(&archive->db, SzFreePhysicsFS);
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__PHYSFS_platformClose(archive->stream.file);
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lzma_archive_exit(archive);
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return NULL; // Error is set by lzma_err!
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} /* if */
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len = archive->db.Database.NumFiles * sizeof (LZMAfile);
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archive->files = (LZMAfile *) allocator.Malloc(len);
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if (archive->files == NULL)
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{
|
|
SzArDbExFree(&archive->db, SzFreePhysicsFS);
|
|
__PHYSFS_platformClose(archive->stream.file);
|
|
lzma_archive_exit(archive);
|
|
BAIL_MACRO(ERR_OUT_OF_MEMORY, NULL);
|
|
}
|
|
|
|
/*
|
|
* Init with 0 so we know when a folder is already cached
|
|
* Values will be set by LZMA_openRead()
|
|
*/
|
|
memset(archive->files, 0, len);
|
|
|
|
len = archive->db.Database.NumFolders * sizeof (LZMAfolder);
|
|
archive->folders = (LZMAfolder *) allocator.Malloc(len);
|
|
if (archive->folders == NULL)
|
|
{
|
|
SzArDbExFree(&archive->db, SzFreePhysicsFS);
|
|
__PHYSFS_platformClose(archive->stream.file);
|
|
lzma_archive_exit(archive);
|
|
BAIL_MACRO(ERR_OUT_OF_MEMORY, NULL);
|
|
}
|
|
|
|
/*
|
|
* Init with 0 so we know when a folder is already cached
|
|
* Values will be set by LZMA_read()
|
|
*/
|
|
memset(archive->folders, 0, len);
|
|
|
|
if(!lzma_files_init(archive))
|
|
{
|
|
SzArDbExFree(&archive->db, SzFreePhysicsFS);
|
|
__PHYSFS_platformClose(archive->stream.file);
|
|
lzma_archive_exit(archive);
|
|
BAIL_MACRO(ERR_UNKNOWN_ERROR, NULL);
|
|
}
|
|
|
|
return(archive);
|
|
} /* LZMA_openArchive */
|
|
|
|
|
|
/*
|
|
* Moved to seperate function so we can use alloca then immediately throw
|
|
* away the allocated stack space...
|
|
*/
|
|
static void doEnumCallback(PHYSFS_EnumFilesCallback cb, void *callbackdata,
|
|
const char *odir, const char *str, size_t flen)
|
|
{
|
|
char *newstr = __PHYSFS_smallAlloc(flen + 1);
|
|
if (newstr == NULL)
|
|
return;
|
|
|
|
memcpy(newstr, str, flen);
|
|
newstr[flen] = '\0';
|
|
cb(callbackdata, odir, newstr);
|
|
__PHYSFS_smallFree(newstr);
|
|
} /* doEnumCallback */
|
|
|
|
|
|
static void LZMA_enumerateFiles(dvoid *opaque, const char *dname,
|
|
int omitSymLinks, PHYSFS_EnumFilesCallback cb,
|
|
const char *origdir, void *callbackdata)
|
|
{
|
|
size_t dlen = strlen(dname),
|
|
dlen_inc = dlen + ((dlen > 0) ? 1 : 0);
|
|
LZMAarchive *archive = (LZMAarchive *) opaque;
|
|
LZMAfile *file = NULL,
|
|
*lastFile = &archive->files[archive->db.Database.NumFiles];
|
|
if (dlen)
|
|
{
|
|
file = lzma_find_file(archive, dname);
|
|
if (file != NULL) // if 'file' is NULL it should stay so, otherwise errors will not be handled
|
|
file += 1;
|
|
}
|
|
else
|
|
{
|
|
file = archive->files;
|
|
}
|
|
|
|
BAIL_IF_MACRO(file == NULL, ERR_NO_SUCH_FILE, );
|
|
|
|
while (file < lastFile)
|
|
{
|
|
const char * fname = file->item->Name;
|
|
const char * dirNameEnd = fname + dlen_inc;
|
|
|
|
if (strncmp(dname, fname, dlen) != 0) /* Stop after mismatch, archive->files is sorted */
|
|
break;
|
|
|
|
if (strchr(dirNameEnd, '/')) /* Skip subdirs */
|
|
{
|
|
file++;
|
|
continue;
|
|
}
|
|
|
|
/* Do the actual callback... */
|
|
doEnumCallback(cb, callbackdata, origdir, dirNameEnd, strlen(dirNameEnd));
|
|
|
|
file++;
|
|
}
|
|
} /* LZMA_enumerateFiles */
|
|
|
|
|
|
static int LZMA_exists(dvoid *opaque, const char *name)
|
|
{
|
|
LZMAarchive *archive = (LZMAarchive *) opaque;
|
|
return(lzma_find_file(archive, name) != NULL);
|
|
} /* LZMA_exists */
|
|
|
|
|
|
static PHYSFS_sint64 LZMA_getLastModTime(dvoid *opaque,
|
|
const char *name,
|
|
int *fileExists)
|
|
{
|
|
LZMAarchive *archive = (LZMAarchive *) opaque;
|
|
LZMAfile *file = lzma_find_file(archive, name);
|
|
|
|
*fileExists = (file != NULL);
|
|
|
|
BAIL_IF_MACRO(file == NULL, NULL, -1);
|
|
BAIL_IF_MACRO(!file->item->IsLastWriteTimeDefined, NULL, -1); // write-time may not be defined for every file
|
|
|
|
return(lzma_filetime_to_unix_timestamp(&file->item->LastWriteTime));
|
|
} /* LZMA_getLastModTime */
|
|
|
|
|
|
static int LZMA_isDirectory(dvoid *opaque, const char *name, int *fileExists)
|
|
{
|
|
LZMAarchive *archive = (LZMAarchive *) opaque;
|
|
LZMAfile *file = lzma_find_file(archive, name);
|
|
|
|
*fileExists = (file != NULL);
|
|
|
|
return(file == NULL ? 0 : file->item->IsDirectory);
|
|
} /* LZMA_isDirectory */
|
|
|
|
|
|
static int LZMA_isSymLink(dvoid *opaque, const char *name, int *fileExists)
|
|
{
|
|
BAIL_MACRO(ERR_NOT_SUPPORTED, 0);
|
|
} /* LZMA_isSymLink */
|
|
|
|
|
|
static fvoid *LZMA_openRead(dvoid *opaque, const char *name, int *fileExists)
|
|
{
|
|
LZMAarchive *archive = (LZMAarchive *) opaque;
|
|
LZMAfile *file = lzma_find_file(archive, name);
|
|
|
|
*fileExists = (file != NULL);
|
|
BAIL_IF_MACRO(file == NULL, ERR_NO_SUCH_FILE, NULL);
|
|
BAIL_IF_MACRO(file->folder == NULL, ERR_NOT_A_FILE, NULL);
|
|
|
|
file->folder->references++; // Increase refcount for automatic cleanup...
|
|
|
|
return(file);
|
|
} /* LZMA_openRead */
|
|
|
|
|
|
static fvoid *LZMA_openWrite(dvoid *opaque, const char *filename)
|
|
{
|
|
BAIL_MACRO(ERR_NOT_SUPPORTED, NULL);
|
|
} /* LZMA_openWrite */
|
|
|
|
|
|
static fvoid *LZMA_openAppend(dvoid *opaque, const char *filename)
|
|
{
|
|
BAIL_MACRO(ERR_NOT_SUPPORTED, NULL);
|
|
} /* LZMA_openAppend */
|
|
|
|
|
|
static void LZMA_dirClose(dvoid *opaque)
|
|
{
|
|
LZMAarchive *archive = (LZMAarchive *) opaque;
|
|
PHYSFS_uint32 fileIndex = 0, numFiles = archive->db.Database.NumFiles;
|
|
|
|
for (fileIndex = 0; fileIndex < numFiles; fileIndex++)
|
|
{
|
|
LZMA_fileClose(&archive->files[fileIndex]);
|
|
} /* for */
|
|
|
|
SzArDbExFree(&archive->db, SzFreePhysicsFS);
|
|
__PHYSFS_platformClose(archive->stream.file);
|
|
lzma_archive_exit(archive);
|
|
} /* LZMA_dirClose */
|
|
|
|
|
|
static int LZMA_remove(dvoid *opaque, const char *name)
|
|
{
|
|
BAIL_MACRO(ERR_NOT_SUPPORTED, 0);
|
|
} /* LZMA_remove */
|
|
|
|
|
|
static int LZMA_mkdir(dvoid *opaque, const char *name)
|
|
{
|
|
BAIL_MACRO(ERR_NOT_SUPPORTED, 0);
|
|
} /* LZMA_mkdir */
|
|
|
|
|
|
const PHYSFS_ArchiveInfo __PHYSFS_ArchiveInfo_LZMA =
|
|
{
|
|
"7Z",
|
|
LZMA_ARCHIVE_DESCRIPTION,
|
|
"Dennis Schridde <devurandom@gmx.net>",
|
|
"http://icculus.org/physfs/",
|
|
};
|
|
|
|
|
|
const PHYSFS_Archiver __PHYSFS_Archiver_LZMA =
|
|
{
|
|
&__PHYSFS_ArchiveInfo_LZMA,
|
|
LZMA_isArchive, /* isArchive() method */
|
|
LZMA_openArchive, /* openArchive() method */
|
|
LZMA_enumerateFiles, /* enumerateFiles() method */
|
|
LZMA_exists, /* exists() method */
|
|
LZMA_isDirectory, /* isDirectory() method */
|
|
LZMA_isSymLink, /* isSymLink() method */
|
|
LZMA_getLastModTime, /* getLastModTime() method */
|
|
LZMA_openRead, /* openRead() method */
|
|
LZMA_openWrite, /* openWrite() method */
|
|
LZMA_openAppend, /* openAppend() method */
|
|
LZMA_remove, /* remove() method */
|
|
LZMA_mkdir, /* mkdir() method */
|
|
LZMA_dirClose, /* dirClose() method */
|
|
LZMA_read, /* read() method */
|
|
LZMA_write, /* write() method */
|
|
LZMA_eof, /* eof() method */
|
|
LZMA_tell, /* tell() method */
|
|
LZMA_seek, /* seek() method */
|
|
LZMA_fileLength, /* fileLength() method */
|
|
LZMA_fileClose /* fileClose() method */
|
|
};
|
|
|
|
#endif /* defined PHYSFS_SUPPORTS_7Z */
|
|
|
|
/* end of lzma.c ... */
|
|
|