1*43a90889SApple OSS Distributions /* 2*43a90889SApple OSS Distributions * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved. 3*43a90889SApple OSS Distributions * 4*43a90889SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*43a90889SApple OSS Distributions * 6*43a90889SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*43a90889SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*43a90889SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*43a90889SApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*43a90889SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*43a90889SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*43a90889SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*43a90889SApple OSS Distributions * terms of an Apple operating system software license agreement. 14*43a90889SApple OSS Distributions * 15*43a90889SApple OSS Distributions * Please obtain a copy of the License at 16*43a90889SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*43a90889SApple OSS Distributions * 18*43a90889SApple OSS Distributions * The Original Code and all software distributed under the License are 19*43a90889SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*43a90889SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*43a90889SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*43a90889SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*43a90889SApple OSS Distributions * Please see the License for the specific language governing rights and 24*43a90889SApple OSS Distributions * limitations under the License. 25*43a90889SApple OSS Distributions * 26*43a90889SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*43a90889SApple OSS Distributions */ 28*43a90889SApple OSS Distributions /* 29*43a90889SApple OSS Distributions * HISTORY: 30*43a90889SApple OSS Distributions * 16-Mar-88 John Seamons (jks) at NeXT 31*43a90889SApple OSS Distributions * Cleaned up to support standard disk label definitions. 32*43a90889SApple OSS Distributions * 33*43a90889SApple OSS Distributions * 24-Feb-88 Mike DeMoney (mike) at NeXT 34*43a90889SApple OSS Distributions * Added d_boot0_blkno to indicate logical block number 35*43a90889SApple OSS Distributions * of "block 0" boot. This blkno is in d_secsize sectors. 36*43a90889SApple OSS Distributions * Added d_bootfile to indicate the default operating system 37*43a90889SApple OSS Distributions * image to be booted by the blk 0 boot. 38*43a90889SApple OSS Distributions * Changed d_name and d_type to be char arrays rather than ptrs 39*43a90889SApple OSS Distributions * so they are part of label. This limits length of info in 40*43a90889SApple OSS Distributions * /etc/disktab, sorry. 41*43a90889SApple OSS Distributions */ 42*43a90889SApple OSS Distributions 43*43a90889SApple OSS Distributions #ifndef _SYS_DISKTAB_ 44*43a90889SApple OSS Distributions #define _SYS_DISKTAB_ 45*43a90889SApple OSS Distributions 46*43a90889SApple OSS Distributions #include <sys/appleapiopts.h> 47*43a90889SApple OSS Distributions 48*43a90889SApple OSS Distributions #ifdef __APPLE_API_OBSOLETE 49*43a90889SApple OSS Distributions 50*43a90889SApple OSS Distributions /* 51*43a90889SApple OSS Distributions * Disk description table, see disktab(5) 52*43a90889SApple OSS Distributions */ 53*43a90889SApple OSS Distributions #ifndef KERNEL 54*43a90889SApple OSS Distributions #define DISKTAB "/etc/disktab" 55*43a90889SApple OSS Distributions #endif /* !KERNEL */ 56*43a90889SApple OSS Distributions 57*43a90889SApple OSS Distributions #define MAXDNMLEN 24 // drive name length 58*43a90889SApple OSS Distributions #define MAXMPTLEN 16 // mount point length 59*43a90889SApple OSS Distributions #define MAXFSTLEN 8 // file system type length 60*43a90889SApple OSS Distributions #define MAXTYPLEN 24 // drive type length 61*43a90889SApple OSS Distributions #define NBOOTS 2 // # of boot blocks 62*43a90889SApple OSS Distributions #define MAXBFLEN 24 // bootfile name length 63*43a90889SApple OSS Distributions #define MAXHNLEN 32 // host name length 64*43a90889SApple OSS Distributions #define NPART 8 // # of partitions 65*43a90889SApple OSS Distributions 66*43a90889SApple OSS Distributions typedef struct partition { 67*43a90889SApple OSS Distributions int p_base; /* base sector# of partition */ 68*43a90889SApple OSS Distributions int p_size; /* #sectors in partition */ 69*43a90889SApple OSS Distributions short p_bsize; /* block size in bytes */ 70*43a90889SApple OSS Distributions short p_fsize; /* frag size in bytes */ 71*43a90889SApple OSS Distributions char p_opt; /* 's'pace/'t'ime optimization pref */ 72*43a90889SApple OSS Distributions short p_cpg; /* cylinders per group */ 73*43a90889SApple OSS Distributions short p_density; /* bytes per inode density */ 74*43a90889SApple OSS Distributions char p_minfree; /* minfree (%) */ 75*43a90889SApple OSS Distributions char p_newfs; /* run newfs during init */ 76*43a90889SApple OSS Distributions char p_mountpt[MAXMPTLEN];/* mount point */ 77*43a90889SApple OSS Distributions char p_automnt; /* auto-mount when inserted */ 78*43a90889SApple OSS Distributions char p_type[MAXFSTLEN];/* file system type */ 79*43a90889SApple OSS Distributions } partition_t; 80*43a90889SApple OSS Distributions 81*43a90889SApple OSS Distributions typedef struct disktab { 82*43a90889SApple OSS Distributions char d_name[MAXDNMLEN]; /* drive name */ 83*43a90889SApple OSS Distributions char d_type[MAXTYPLEN]; /* drive type */ 84*43a90889SApple OSS Distributions int d_secsize; /* sector size in bytes */ 85*43a90889SApple OSS Distributions int d_ntracks; /* # tracks/cylinder */ 86*43a90889SApple OSS Distributions int d_nsectors; /* # sectors/track */ 87*43a90889SApple OSS Distributions int d_ncylinders; /* # cylinders */ 88*43a90889SApple OSS Distributions int d_rpm; /* revolutions/minute */ 89*43a90889SApple OSS Distributions short d_front; /* size of front porch (sectors) */ 90*43a90889SApple OSS Distributions short d_back; /* size of back porch (sectors) */ 91*43a90889SApple OSS Distributions short d_ngroups; /* number of alt groups */ 92*43a90889SApple OSS Distributions short d_ag_size; /* alt group size (sectors) */ 93*43a90889SApple OSS Distributions short d_ag_alts; /* alternate sectors / alt group */ 94*43a90889SApple OSS Distributions short d_ag_off; /* sector offset to first alternate */ 95*43a90889SApple OSS Distributions int d_boot0_blkno[NBOOTS]; /* "blk 0" boot locations */ 96*43a90889SApple OSS Distributions char d_bootfile[MAXBFLEN]; /* default bootfile */ 97*43a90889SApple OSS Distributions char d_hostname[MAXHNLEN]; /* host name */ 98*43a90889SApple OSS Distributions char d_rootpartition; /* root partition e.g. 'a' */ 99*43a90889SApple OSS Distributions char d_rwpartition; /* r/w partition e.g. 'b' */ 100*43a90889SApple OSS Distributions partition_t d_partitions[NPART]; 101*43a90889SApple OSS Distributions } disktab_t; 102*43a90889SApple OSS Distributions 103*43a90889SApple OSS Distributions #ifndef KERNEL 104*43a90889SApple OSS Distributions struct disktab *getdiskbyname(), *getdiskbydev(); 105*43a90889SApple OSS Distributions #endif /* !KERNEL */ 106*43a90889SApple OSS Distributions 107*43a90889SApple OSS Distributions #endif /* __APPLE_API_OBSOLETE */ 108*43a90889SApple OSS Distributions 109*43a90889SApple OSS Distributions #endif /* _SYS_DISKTAB_ */ 110