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Annotation of qemu/roms/openbios/fs/hfs/include/apple.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * libhfs - library for reading and writing Macintosh HFS volumes
        !             3:  * Copyright (C) 1996-1998 Robert Leslie
        !             4:  *
        !             5:  * This program is free software; you can redistribute it and/or modify
        !             6:  * it under the terms of the GNU General Public License as published by
        !             7:  * the Free Software Foundation; either version 2 of the License, or
        !             8:  * (at your option) any later version.
        !             9:  *
        !            10:  * This program is distributed in the hope that it will be useful,
        !            11:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            12:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            13:  * GNU General Public License for more details.
        !            14:  *
        !            15:  * You should have received a copy of the GNU General Public License
        !            16:  * along with this program; if not, write to the Free Software
        !            17:  * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
        !            18:  * MA 02110-1301, USA.
        !            19:  *
        !            20:  * $Id: apple.h,v 1.1 1998/04/11 08:27:11 rob Exp $
        !            21:  */
        !            22: 
        !            23: typedef signed char    Char;
        !            24: typedef unsigned char  UChar;
        !            25: typedef signed char    SignedByte;
        !            26: typedef signed short   Integer;
        !            27: typedef unsigned short UInteger;
        !            28: typedef signed long    LongInt;
        !            29: typedef unsigned long  ULongInt;
        !            30: typedef char           Str15[16];
        !            31: typedef char           Str31[32];
        !            32: typedef long           OSType;
        !            33: 
        !            34: typedef struct {
        !            35:   Integer      sbSig;          /* device signature (should be 0x4552) */
        !            36:   Integer      sbBlkSize;      /* block size of the device (in bytes) */
        !            37:   LongInt      sbBlkCount;     /* number of blocks on the device */
        !            38:   Integer      sbDevType;      /* reserved */
        !            39:   Integer      sbDevId;        /* reserved */
        !            40:   LongInt      sbData;         /* reserved */
        !            41:   Integer      sbDrvrCount;    /* number of driver descriptor entries */
        !            42:   LongInt      ddBlock;        /* first driver's starting block */
        !            43:   Integer      ddSize;         /* size of the driver, in 512-byte blocks */
        !            44:   Integer      ddType;         /* driver operating system type (MacOS = 1) */
        !            45:   Integer      ddPad[243];     /* additional drivers, if any */
        !            46: } Block0;
        !            47: 
        !            48: typedef struct {
        !            49:   Integer      pmSig;          /* partition signature (0x504d or 0x5453) */
        !            50:   Integer      pmSigPad;       /* reserved */
        !            51:   LongInt      pmMapBlkCnt;    /* number of blocks in partition map */
        !            52:   LongInt      pmPyPartStart;  /* first physical block of partition */
        !            53:   LongInt      pmPartBlkCnt;   /* number of blocks in partition */
        !            54:   Char         pmPartName[33]; /* partition name */
        !            55:   Char         pmParType[33];  /* partition type */
        !            56:   LongInt      pmLgDataStart;  /* first logical block of data area */
        !            57:   LongInt      pmDataCnt;      /* number of blocks in data area */
        !            58:   LongInt      pmPartStatus;   /* partition status information */
        !            59:   LongInt      pmLgBootStart;  /* first logical block of boot code */
        !            60:   LongInt      pmBootSize;     /* size of boot code, in bytes */
        !            61:   LongInt      pmBootAddr;     /* boot code load address */
        !            62:   LongInt      pmBootAddr2;    /* reserved */
        !            63:   LongInt      pmBootEntry;    /* boot code entry point */
        !            64:   LongInt      pmBootEntry2;   /* reserved */
        !            65:   LongInt      pmBootCksum;    /* boot code checksum */
        !            66:   Char         pmProcessor[17];/* processor type */
        !            67:   Integer      pmPad[188];     /* reserved */
        !            68: } Partition;
        !            69: 
        !            70: typedef struct {
        !            71:   Integer      bbID;           /* boot blocks signature */
        !            72:   LongInt      bbEntry;        /* entry point to boot code */
        !            73:   Integer      bbVersion;      /* boot blocks version number */
        !            74:   Integer      bbPageFlags;    /* used internally */
        !            75:   Str15                bbSysName;      /* System filename */
        !            76:   Str15                bbShellName;    /* Finder filename */
        !            77:   Str15                bbDbg1Name;     /* debugger filename */
        !            78:   Str15                bbDbg2Name;     /* debugger filename */
        !            79:   Str15                bbScreenName;   /* name of startup screen */
        !            80:   Str15                bbHelloName;    /* name of startup program */
        !            81:   Str15                bbScrapName;    /* name of system scrap file */
        !            82:   Integer      bbCntFCBs;      /* number of FCBs to allocate */
        !            83:   Integer      bbCntEvts;      /* number of event queue elements */
        !            84:   LongInt      bb128KSHeap;    /* system heap size on 128K Mac */
        !            85:   LongInt      bb256KSHeap;    /* used internally */
        !            86:   LongInt      bbSysHeapSize;  /* system heap size on all machines */
        !            87:   Integer      filler;         /* reserved */
        !            88:   LongInt      bbSysHeapExtra; /* additional system heap space */
        !            89:   LongInt      bbSysHeapFract; /* fraction of RAM for system heap */
        !            90: } BootBlkHdr;
        !            91: 
        !            92: typedef struct {
        !            93:   UInteger     xdrStABN;       /* first allocation block */
        !            94:   UInteger     xdrNumABlks;    /* number of allocation blocks */
        !            95: } ExtDescriptor;
        !            96: 
        !            97: typedef ExtDescriptor ExtDataRec[3];
        !            98: 
        !            99: typedef struct {
        !           100:   SignedByte   xkrKeyLen;      /* key length */
        !           101:   SignedByte   xkrFkType;      /* fork type (0x00/0xff == data/resource */
        !           102:   ULongInt     xkrFNum;        /* file number */
        !           103:   UInteger     xkrFABN;        /* starting file allocation block */
        !           104: } ExtKeyRec;
        !           105: 
        !           106: typedef struct {
        !           107:   SignedByte   ckrKeyLen;      /* key length */
        !           108:   SignedByte   ckrResrv1;      /* reserved */
        !           109:   ULongInt     ckrParID;       /* parent directory ID */
        !           110:   Str31                ckrCName;       /* catalog node name */
        !           111: } CatKeyRec;
        !           112: 
        !           113: typedef struct {
        !           114:   Integer      v;              /* vertical coordinate */
        !           115:   Integer      h;              /* horizontal coordinate */
        !           116: } Point;
        !           117: 
        !           118: typedef struct {
        !           119:   Integer      top;            /* top edge of rectangle */
        !           120:   Integer      left;           /* left edge */
        !           121:   Integer      bottom;         /* bottom edge */
        !           122:   Integer      right;          /* right edge */
        !           123: } Rect;
        !           124: 
        !           125: typedef struct {
        !           126:   Rect         frRect;         /* folder's rectangle */
        !           127:   Integer      frFlags;        /* flags */
        !           128:   Point                frLocation;     /* folder's location */
        !           129:   Integer      frView;         /* folder's view */
        !           130: } DInfo;
        !           131: 
        !           132: typedef struct {
        !           133:   Point                frScroll;       /* scroll position */
        !           134:   LongInt      frOpenChain;    /* directory ID chain of open folders */
        !           135:   Integer      frUnused;       /* reserved */
        !           136:   Integer      frComment;      /* comment ID */
        !           137:   LongInt      frPutAway;      /* directory ID */
        !           138: } DXInfo;
        !           139: 
        !           140: typedef struct {
        !           141:   OSType       fdType;         /* file type */
        !           142:   OSType       fdCreator;      /* file's creator */
        !           143:   Integer      fdFlags;        /* flags */
        !           144:   Point                fdLocation;     /* file's location */
        !           145:   Integer      fdFldr;         /* file's window */
        !           146: } FInfo;
        !           147: 
        !           148: typedef struct {
        !           149:   Integer      fdIconID;       /* icon ID */
        !           150:   Integer      fdUnused[4];    /* reserved */
        !           151:   Integer      fdComment;      /* comment ID */
        !           152:   LongInt      fdPutAway;      /* home directory ID */
        !           153: } FXInfo;
        !           154: 
        !           155: typedef struct {
        !           156:   Integer      drSigWord;      /* volume signature (0x4244 for HFS) */
        !           157:   LongInt      drCrDate;       /* date and time of volume creation */
        !           158:   LongInt      drLsMod;        /* date and time of last modification */
        !           159:   Integer      drAtrb;         /* volume attributes */
        !           160:   UInteger     drNmFls;        /* number of files in root directory */
        !           161:   UInteger     drVBMSt;        /* first block of volume bit map (always 3) */
        !           162:   UInteger     drAllocPtr;     /* start of next allocation search */
        !           163:   UInteger     drNmAlBlks;     /* number of allocation blocks in volume */
        !           164:   ULongInt     drAlBlkSiz;     /* size (in bytes) of allocation blocks */
        !           165:   ULongInt     drClpSiz;       /* default clump size */
        !           166:   UInteger     drAlBlSt;       /* first allocation block in volume */
        !           167:   LongInt      drNxtCNID;      /* next unused catalog node ID (dir/file ID) */
        !           168:   UInteger     drFreeBks;      /* number of unused allocation blocks */
        !           169:   char         drVN[28];       /* volume name (1-27 chars) */
        !           170:   LongInt      drVolBkUp;      /* date and time of last backup */
        !           171:   Integer      drVSeqNum;      /* volume backup sequence number */
        !           172:   ULongInt     drWrCnt;        /* volume write count */
        !           173:   ULongInt     drXTClpSiz;     /* clump size for extents overflow file */
        !           174:   ULongInt     drCTClpSiz;     /* clump size for catalog file */
        !           175:   UInteger     drNmRtDirs;     /* number of directories in root directory */
        !           176:   ULongInt     drFilCnt;       /* number of files in volume */
        !           177:   ULongInt     drDirCnt;       /* number of directories in volume */
        !           178:   LongInt      drFndrInfo[8];  /* information used by the Finder */
        !           179:   UInteger     drEmbedSigWord; /* type of embedded volume */
        !           180:   ExtDescriptor        drEmbedExtent;  /* location of embedded volume */
        !           181:   ULongInt     drXTFlSize;     /* size (in bytes) of extents overflow file */
        !           182:   ExtDataRec   drXTExtRec;     /* first extent record for extents file */
        !           183:   ULongInt     drCTFlSize;     /* size (in bytes) of catalog file */
        !           184:   ExtDataRec   drCTExtRec;     /* first extent record for catalog file */
        !           185: } MDB;
        !           186: 
        !           187: typedef enum {
        !           188:   cdrDirRec  = 1,
        !           189:   cdrFilRec  = 2,
        !           190:   cdrThdRec  = 3,
        !           191:   cdrFThdRec = 4
        !           192: } CatDataType;
        !           193: 
        !           194: typedef struct {
        !           195:   SignedByte   cdrType;        /* record type */
        !           196:   SignedByte   cdrResrv2;      /* reserved */
        !           197:   union {
        !           198:     struct {  /* cdrDirRec */
        !           199:       Integer  dirFlags;       /* directory flags */
        !           200:       UInteger dirVal;         /* directory valence */
        !           201:       ULongInt dirDirID;       /* directory ID */
        !           202:       LongInt  dirCrDat;       /* date and time of creation */
        !           203:       LongInt  dirMdDat;       /* date and time of last modification */
        !           204:       LongInt  dirBkDat;       /* date and time of last backup */
        !           205:       DInfo    dirUsrInfo;     /* Finder information */
        !           206:       DXInfo   dirFndrInfo;    /* additional Finder information */
        !           207:       LongInt  dirResrv[4];    /* reserved */
        !           208:     } dir;
        !           209:     struct {  /* cdrFilRec */
        !           210:       SignedByte
        !           211:                filFlags;       /* file flags */
        !           212:       SignedByte
        !           213:                filTyp;         /* file type */
        !           214:       FInfo    filUsrWds;      /* Finder information */
        !           215:       ULongInt filFlNum;       /* file ID */
        !           216:       UInteger filStBlk;       /* first alloc block of data fork */
        !           217:       ULongInt filLgLen;       /* logical EOF of data fork */
        !           218:       ULongInt filPyLen;       /* physical EOF of data fork */
        !           219:       UInteger filRStBlk;      /* first alloc block of resource fork */
        !           220:       ULongInt filRLgLen;      /* logical EOF of resource fork */
        !           221:       ULongInt filRPyLen;      /* physical EOF of resource fork */
        !           222:       LongInt  filCrDat;       /* date and time of creation */
        !           223:       LongInt  filMdDat;       /* date and time of last modification */
        !           224:       LongInt  filBkDat;       /* date and time of last backup */
        !           225:       FXInfo   filFndrInfo;    /* additional Finder information */
        !           226:       UInteger filClpSize;     /* file clump size */
        !           227:       ExtDataRec
        !           228:                filExtRec;      /* first data fork extent record */
        !           229:       ExtDataRec
        !           230:                filRExtRec;     /* first resource fork extent record */
        !           231:       LongInt  filResrv;       /* reserved */
        !           232:     } fil;
        !           233:     struct {  /* cdrThdRec */
        !           234:       LongInt  thdResrv[2];    /* reserved */
        !           235:       ULongInt thdParID;       /* parent ID for this directory */
        !           236:       Str31    thdCName;       /* name of this directory */
        !           237:     } dthd;
        !           238:     struct {  /* cdrFThdRec */
        !           239:       LongInt  fthdResrv[2];   /* reserved */
        !           240:       ULongInt fthdParID;      /* parent ID for this file */
        !           241:       Str31    fthdCName;      /* name of this file */
        !           242:     } fthd;
        !           243:   } u;
        !           244: } CatDataRec;
        !           245: 
        !           246: typedef struct {
        !           247:   ULongInt     ndFLink;        /* forward link */
        !           248:   ULongInt     ndBLink;        /* backward link */
        !           249:   SignedByte   ndType;         /* node type */
        !           250:   SignedByte   ndNHeight;      /* node level */
        !           251:   UInteger     ndNRecs;        /* number of records in node */
        !           252:   Integer      ndResv2;        /* reserved */
        !           253: } NodeDescriptor;
        !           254: 
        !           255: enum {
        !           256:   ndIndxNode = (SignedByte) 0x00,
        !           257:   ndHdrNode  = (SignedByte) 0x01,
        !           258:   ndMapNode  = (SignedByte) 0x02,
        !           259:   ndLeafNode = (SignedByte) 0xff
        !           260: };
        !           261: 
        !           262: typedef struct {
        !           263:   UInteger     bthDepth;       /* current depth of tree */
        !           264:   ULongInt     bthRoot;        /* number of root node */
        !           265:   ULongInt     bthNRecs;       /* number of leaf records in tree */
        !           266:   ULongInt     bthFNode;       /* number of first leaf node */
        !           267:   ULongInt     bthLNode;       /* number of last leaf node */
        !           268:   UInteger     bthNodeSize;    /* size of a node */
        !           269:   UInteger     bthKeyLen;      /* maximum length of a key */
        !           270:   ULongInt     bthNNodes;      /* total number of nodes in tree */
        !           271:   ULongInt     bthFree;        /* number of free nodes */
        !           272:   SignedByte   bthResv[76];    /* reserved */
        !           273: } BTHdrRec;

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