diff options
Diffstat (limited to 'libhfs_iso/low.h')
| -rw-r--r-- | libhfs_iso/low.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/libhfs_iso/low.h b/libhfs_iso/low.h new file mode 100644 index 0000000..4434444 --- /dev/null +++ b/libhfs_iso/low.h @@ -0,0 +1,111 @@ +/* + * This file has been modified for the cdrkit suite. + * + * The behaviour and appearence of the program code below can differ to a major + * extent from the version distributed by the original author(s). + * + * For details, see Changelog file distributed with the cdrkit package. If you + * received this file from another source then ask the distributing person for + * a log of modifications. + * + */ + +/* @(#)low.h 1.1 00/03/05 joerg */ +/* + * hfsutils - tools for reading and writing Macintosh HFS volumes + * Copyright (C) 1996, 1997 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +typedef struct { + Integer sbSig; /* device signature (should be 0x4552) */ + Integer sbBlkSize; /* block size of the device (in bytes) */ + LongInt sbBlkCount; /* number of blocks on the device */ + Integer sbDevType; /* reserved */ + Integer sbDevId; /* reserved */ + LongInt sbData; /* reserved */ + Integer sbDrvrCount; /* number of driver descriptor entries */ + LongInt ddBlock; /* first driver's starting block */ + Integer ddSize; /* size of the driver, in 512-byte blocks */ + Integer ddType; /* driver operating system type (MacOS = 1) */ + Integer ddPad[243]; /* additional drivers, if any */ +} Block0; + +typedef struct { + Integer bbID; /* boot blocks signature */ + LongInt bbEntry; /* entry point to boot code */ + Integer bbVersion; /* boot blocks version number */ + Integer bbPageFlags; /* used internally */ + Str15 bbSysName; /* System filename */ + Str15 bbShellName; /* Finder filename */ + Str15 bbDbg1Name; /* debugger filename */ + Str15 bbDbg2Name; /* debugger filename */ + Str15 bbScreenName; /* name of startup screen */ + Str15 bbHelloName; /* name of startup program */ + Str15 bbScrapName; /* name of system scrap file */ + Integer bbCntFCBs; /* number of FCBs to allocate */ + Integer bbCntEvts; /* number of event queue elements */ + LongInt bb128KSHeap; /* system heap size on 128K Mac */ + LongInt bb256KSHeap; /* used internally */ + LongInt bbSysHeapSize; /* system heap size on all machines */ + Integer filler; /* reserved */ + LongInt bbSysHeapExtra; /* additional system heap space */ + LongInt bbSysHeapFract; /* fraction of RAM for system heap */ +} BootBlkHdr; + +typedef struct { + Integer pmSig; /* partition signature (0x504d or 0x5453) */ + Integer pmSigPad; /* reserved */ + LongInt pmMapBlkCnt; /* number of blocks in partition map */ + LongInt pmPyPartStart; /* first physical block of partition */ + LongInt pmPartBlkCnt; /* number of blocks in partition */ + Char pmPartName[33]; /* partition name */ + Char pmParType[33]; /* partition type */ + /* + * Apple_partition_map partition map + * Apple_Driver device driver + * Apple_Driver43 SCSI Manager 4.3 device driver + * Apple_MFS Macintosh 64K ROM filesystem + * Apple_HFS Macintosh hierarchical filesystem + * Apple_Unix_SVR2 Unix filesystem + * Apple_PRODOS ProDOS filesystem + * Apple_Free unused + * Apple_Scratch empty + */ + LongInt pmLgDataStart; /* first logical block of data area */ + LongInt pmDataCnt; /* number of blocks in data area */ + LongInt pmPartStatus; /* partition status information */ + LongInt pmLgBootStart; /* first logical block of boot code */ + LongInt pmBootSize; /* size of boot code, in bytes */ + LongInt pmBootAddr; /* boot code load address */ + LongInt pmBootAddr2; /* reserved */ + LongInt pmBootEntry; /* boot code entry point */ + LongInt pmBootEntry2; /* reserved */ + LongInt pmBootCksum; /* boot code checksum */ + Char pmProcessor[17];/* processor type */ + Integer pmPad[188]; /* reserved */ +} Partition; + +int l_lockvol(hfsvol *); + +int l_readblock0(hfsvol *); +int l_readpm(hfsvol *); + +int l_readmdb(hfsvol *); +int l_writemdb(hfsvol *); + +int l_readvbm(hfsvol *); +int l_writevbm(hfsvol *); |