diff options
Diffstat (limited to 'qemu/roms/openbios/fs/hfs/include/libhfs.h')
| -rw-r--r-- | qemu/roms/openbios/fs/hfs/include/libhfs.h | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/qemu/roms/openbios/fs/hfs/include/libhfs.h b/qemu/roms/openbios/fs/hfs/include/libhfs.h deleted file mode 100644 index f46f43832..000000000 --- a/qemu/roms/openbios/fs/hfs/include/libhfs.h +++ /dev/null @@ -1,225 +0,0 @@ -/* - * libhfs - library for reading and writing Macintosh HFS volumes - * Copyright (C) 1996-1998 Robert Leslie - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, - * MA 02110-1301, USA. - * - * $Id: libhfs.h,v 1.7 1998/11/02 22:09:02 rob Exp $ - */ - -# include "hfs.h" -# include "apple.h" - -# define ERROR(code, str) \ - do { hfs_error = (str), errno = (code); goto fail; } while (0) - -# ifdef DEBUG -# define ASSERT(cond) do { if (! (cond)) abort(); } while (0) -# else -# define ASSERT(cond) /* nothing */ -# endif - -# define SIZE(type, n) ((size_t) (sizeof(type) * (n))) -# define ALLOC(type, n) ((type *) malloc(SIZE(type, n))) -# define ALLOCX(type, n) ((n) ? ALLOC(type, n) : (type *) 0) -# define FREE(ptr) ((ptr) ? (void) free((void *) ptr) : (void) 0) - -# define REALLOC(ptr, type, n) \ - ((type *) ((ptr) ? realloc(ptr, SIZE(type, n)) : malloc(SIZE(type, n)))) -# define REALLOCX(ptr, type, n) \ - ((n) ? REALLOC(ptr, type, n) : (FREE(ptr), (type *) 0)) - -# define BMTST(bm, num) \ - (((const byte *) (bm))[(num) >> 3] & (0x80 >> ((num) & 0x07))) -# define BMSET(bm, num) \ - (((byte *) (bm))[(num) >> 3] |= (0x80 >> ((num) & 0x07))) -# define BMCLR(bm, num) \ - (((byte *) (bm))[(num) >> 3] &= ~(0x80 >> ((num) & 0x07))) - -# define STRINGIZE(x) #x -# define STR(x) STRINGIZE(x) - -typedef unsigned char byte; -typedef byte block[HFS_BLOCKSZ]; - -typedef struct _bucket_ { - int flags; /* bit flags */ - unsigned int count; /* number of times this block is requested */ - - unsigned long bnum; /* logical block number */ - block *data; /* pointer to block contents */ - - struct _bucket_ *cnext; /* next bucket in cache chain */ - struct _bucket_ *cprev; /* previous bucket in cache chain */ - - struct _bucket_ *hnext; /* next bucket in hash chain */ - struct _bucket_ **hprev; /* previous bucket's pointer to this bucket */ -} bucket; - -# define HFS_BUCKET_INUSE 0x01 -# define HFS_BUCKET_DIRTY 0x02 - -# define HFS_CACHESZ 128 -# define HFS_HASHSZ 32 -# define HFS_BLOCKBUFSZ 16 - -typedef struct { - struct _hfsvol_ *vol; /* volume to which cache belongs */ - bucket *tail; /* end of bucket chain */ - - unsigned int hits; /* number of cache hits */ - unsigned int misses; /* number of cache misses */ - - bucket chain[HFS_CACHESZ]; /* cache bucket chain */ - bucket *hash[HFS_HASHSZ]; /* hash table for bucket chain */ - - block pool[HFS_CACHESZ]; /* physical blocks in cache */ -} bcache; - -# define HFS_MAP1SZ 256 -# define HFS_MAPXSZ 492 - -# define HFS_NODEREC(nd, rnum) ((nd).data + (nd).roff[rnum]) -# define HFS_RECLEN(nd, rnum) ((nd).roff[(rnum) + 1] - (nd).roff[rnum]) - -# define HFS_RECKEYLEN(ptr) (*(const byte *) (ptr)) -# define HFS_RECKEYSKIP(ptr) ((size_t) ((1 + HFS_RECKEYLEN(ptr) + 1) & ~1)) -# define HFS_RECDATA(ptr) ((ptr) + HFS_RECKEYSKIP(ptr)) - -# define HFS_SETKEYLEN(ptr, x) (*(byte *) (ptr) = (x)) - -# define HFS_CATDATALEN sizeof(CatDataRec) -# define HFS_EXTDATALEN sizeof(ExtDataRec) -# define HFS_MAX_DATALEN (HFS_CATDATALEN > HFS_EXTDATALEN ? \ - HFS_CATDATALEN : HFS_EXTDATALEN) - -# define HFS_CATKEYLEN sizeof(CatKeyRec) -# define HFS_EXTKEYLEN sizeof(ExtKeyRec) -# define HFS_MAX_KEYLEN (HFS_CATKEYLEN > HFS_EXTKEYLEN ? \ - HFS_CATKEYLEN : HFS_EXTKEYLEN) - -# define HFS_MAX_CATRECLEN (HFS_CATKEYLEN + HFS_CATDATALEN) -# define HFS_MAX_EXTRECLEN (HFS_EXTKEYLEN + HFS_EXTDATALEN) -# define HFS_MAX_RECLEN (HFS_MAX_KEYLEN + HFS_MAX_DATALEN) - -# define HFS_SIGWORD 0x4244 -# define HFS_SIGWORD_MFS ((Integer) 0xd2d7) - -# define HFS_ATRB_BUSY (1 << 6) -# define HFS_ATRB_HLOCKED (1 << 7) -# define HFS_ATRB_UMOUNTED (1 << 8) -# define HFS_ATRB_BBSPARED (1 << 9) -# define HFS_ATRB_BVINCONSIS (1 << 11) -# define HFS_ATRB_COPYPROT (1 << 14) -# define HFS_ATRB_SLOCKED (1 << 15) - -struct _hfsfile_ { - struct _hfsvol_ *vol; /* pointer to volume descriptor */ - unsigned long parid; /* parent directory ID of this file */ - char name[HFS_MAX_FLEN + 1]; /* catalog name of this file */ - CatDataRec cat; /* catalog information */ - ExtDataRec ext; /* current extent record */ - unsigned int fabn; /* starting file allocation block number */ - int fork; /* current selected fork for I/O */ - unsigned long pos; /* current file seek pointer */ - int flags; /* bit flags */ - - struct _hfsfile_ *prev; - struct _hfsfile_ *next; -}; - -# define HFS_FILE_UPDATE_CATREC 0x01 - -# define HFS_MAX_NRECS 35 /* maximum based on minimum record size */ - -typedef struct _node_ { - struct _btree_ *bt; /* btree to which this node belongs */ - unsigned long nnum; /* node index */ - NodeDescriptor nd; /* node descriptor */ - int rnum; /* current record index */ - UInteger roff[HFS_MAX_NRECS + 1]; - /* record offsets */ - block data; /* raw contents of node */ -} node; - -struct _hfsdir_ { - struct _hfsvol_ *vol; /* associated volume */ - unsigned long dirid; /* directory ID of interest (or 0) */ - - node n; /* current B*-tree node */ - struct _hfsvol_ *vptr; /* current volume pointer */ - - struct _hfsdir_ *prev; - struct _hfsdir_ *next; -}; - -typedef void (*keyunpackfunc)(const byte *, void *); -typedef int (*keycomparefunc)(const void *, const void *); - -typedef struct _btree_ { - hfsfile f; /* subset file information */ - node hdrnd; /* header node */ - BTHdrRec hdr; /* header record */ - byte *map; /* usage bitmap */ - unsigned long mapsz; /* number of bytes in bitmap */ - int flags; /* bit flags */ - - keyunpackfunc keyunpack; /* key unpacking function */ - keycomparefunc keycompare; /* key comparison function */ -} btree; - -# define HFS_BT_UPDATE_HDR 0x01 - -struct _hfsvol_ { - int os_fd; /* OS-dependent private descriptor data */ - int flags; /* bit flags */ - - int pnum; /* ordinal HFS partition number */ - unsigned long vstart; /* logical block offset to start of volume */ - unsigned long vlen; /* number of logical blocks in volume */ - unsigned int lpa; /* number of logical blocks per allocation block */ - - bcache *cache; /* cache of recently used blocks */ - - MDB mdb; /* master directory block */ - block *vbm; /* volume bitmap */ - unsigned short vbmsz; /* number of blocks in bitmap */ - - btree ext; /* B*-tree control block for extents overflow file */ - btree cat; /* B*-tree control block for catalog file */ - - unsigned long cwd; /* directory id of current working directory */ - - int refs; /* number of external references to this volume */ - hfsfile *files; /* list of open files */ - hfsdir *dirs; /* list of open directories */ - - struct _hfsvol_ *prev; - struct _hfsvol_ *next; -}; - -# define HFS_VOL_OPEN 0x0001 -# define HFS_VOL_MOUNTED 0x0002 -# define HFS_VOL_READONLY 0x0004 -# define HFS_VOL_USINGCACHE 0x0008 - -# define HFS_VOL_UPDATE_MDB 0x0010 -# define HFS_VOL_UPDATE_ALTMDB 0x0020 -# define HFS_VOL_UPDATE_VBM 0x0040 - -# define HFS_VOL_OPT_MASK 0xff00 - -extern hfsvol *hfs_mounts; |