17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * Mach Operating System 37c478bd9Sstevel@tonic-gate * Copyright (c) 1991,1990 Carnegie Mellon University 47c478bd9Sstevel@tonic-gate * All Rights Reserved. 57c478bd9Sstevel@tonic-gate * 67c478bd9Sstevel@tonic-gate * Permission to use, copy, modify and distribute this software and its 77c478bd9Sstevel@tonic-gate * documentation is hereby granted, provided that both the copyright 87c478bd9Sstevel@tonic-gate * notice and this permission notice appear in all copies of the 97c478bd9Sstevel@tonic-gate * software, derivative works or modified versions, and any portions 107c478bd9Sstevel@tonic-gate * thereof, and that both notices appear in supporting documentation. 117c478bd9Sstevel@tonic-gate * 127c478bd9Sstevel@tonic-gate * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 137c478bd9Sstevel@tonic-gate * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 147c478bd9Sstevel@tonic-gate * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 157c478bd9Sstevel@tonic-gate * 167c478bd9Sstevel@tonic-gate * Carnegie Mellon requests users of this software to return to 177c478bd9Sstevel@tonic-gate * 187c478bd9Sstevel@tonic-gate * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 197c478bd9Sstevel@tonic-gate * School of Computer Science 207c478bd9Sstevel@tonic-gate * Carnegie Mellon University 217c478bd9Sstevel@tonic-gate * Pittsburgh PA 15213-3890 227c478bd9Sstevel@tonic-gate * 237c478bd9Sstevel@tonic-gate * any improvements or extensions that they make and grant Carnegie Mellon 247c478bd9Sstevel@tonic-gate * the rights to redistribute these changes. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate /* 277c478bd9Sstevel@tonic-gate * Copyright (c) 1982, 1989 The Regents of the University of California. 287c478bd9Sstevel@tonic-gate * All rights reserved. 297c478bd9Sstevel@tonic-gate * 307c478bd9Sstevel@tonic-gate * Redistribution and use in source and binary forms are permitted 317c478bd9Sstevel@tonic-gate * provided that the above copyright notice and this paragraph are 327c478bd9Sstevel@tonic-gate * duplicated in all such forms and that any documentation, 337c478bd9Sstevel@tonic-gate * advertising materials, and other materials related to such 347c478bd9Sstevel@tonic-gate * distribution and use acknowledge that the software was developed 357c478bd9Sstevel@tonic-gate * by the University of California, Berkeley. The name of the 367c478bd9Sstevel@tonic-gate * University may not be used to endorse or promote products derived 377c478bd9Sstevel@tonic-gate * from this software without specific prior written permission. 387c478bd9Sstevel@tonic-gate * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 397c478bd9Sstevel@tonic-gate * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 407c478bd9Sstevel@tonic-gate * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 417c478bd9Sstevel@tonic-gate * 427c478bd9Sstevel@tonic-gate * @(#)inode.h 7.5 (Berkeley) 7/3/89 437c478bd9Sstevel@tonic-gate */ 447c478bd9Sstevel@tonic-gate 457c478bd9Sstevel@tonic-gate #ifndef _BOOT_UFS_DISK_INODE_H_ 467c478bd9Sstevel@tonic-gate #define _BOOT_UFS_DISK_INODE_H_ 477c478bd9Sstevel@tonic-gate 487c478bd9Sstevel@tonic-gate /* 497c478bd9Sstevel@tonic-gate * The I node is the focus of all file activity in the BSD Fast File System. 507c478bd9Sstevel@tonic-gate * There is a unique inode allocated for each active file, 517c478bd9Sstevel@tonic-gate * each current directory, each mounted-on file, text file, and the root. 527c478bd9Sstevel@tonic-gate * An inode is 'named' by its dev/inumber pair. (iget/iget.c) 537c478bd9Sstevel@tonic-gate * Data in icommon is read in from permanent inode on volume. 547c478bd9Sstevel@tonic-gate */ 557c478bd9Sstevel@tonic-gate 567c478bd9Sstevel@tonic-gate #define FFS_NDADDR 12 /* direct addresses in inode */ 577c478bd9Sstevel@tonic-gate #define FFS_NIADDR 3 /* indirect addresses in inode */ 587c478bd9Sstevel@tonic-gate 597c478bd9Sstevel@tonic-gate #define FFS_MAX_FASTLINK_SIZE ((FFS_NDADDR + FFS_NIADDR) \ 607c478bd9Sstevel@tonic-gate * sizeof (mach_daddr_t)) 617c478bd9Sstevel@tonic-gate 627c478bd9Sstevel@tonic-gate struct icommon 637c478bd9Sstevel@tonic-gate { 647c478bd9Sstevel@tonic-gate u_short ic_mode; /* 0: mode and type of file */ 657c478bd9Sstevel@tonic-gate short ic_nlink; /* 2: number of links to file */ 667c478bd9Sstevel@tonic-gate mach_uid_t ic_uid; /* 4: owner's user id */ 677c478bd9Sstevel@tonic-gate mach_gid_t ic_gid; /* 6: owner's group id */ 687c478bd9Sstevel@tonic-gate quad ic_size; /* 8: number of bytes in file */ 697c478bd9Sstevel@tonic-gate mach_time_t ic_atime; /* 16: time last accessed */ 707c478bd9Sstevel@tonic-gate int ic_atspare; 717c478bd9Sstevel@tonic-gate mach_time_t ic_mtime; /* 24: time last modified */ 727c478bd9Sstevel@tonic-gate int ic_mtspare; 737c478bd9Sstevel@tonic-gate mach_time_t ic_ctime; /* 32: last time inode changed */ 747c478bd9Sstevel@tonic-gate int ic_ctspare; 757c478bd9Sstevel@tonic-gate union 767c478bd9Sstevel@tonic-gate { 777c478bd9Sstevel@tonic-gate struct 787c478bd9Sstevel@tonic-gate { 797c478bd9Sstevel@tonic-gate mach_daddr_t Mb_db[FFS_NDADDR]; /* 40: disk block addresses */ 807c478bd9Sstevel@tonic-gate mach_daddr_t Mb_ib[FFS_NIADDR]; /* 88: indirect blocks */ 817c478bd9Sstevel@tonic-gate } 827c478bd9Sstevel@tonic-gate ic_Mb; 837c478bd9Sstevel@tonic-gate char ic_Msymlink[FFS_MAX_FASTLINK_SIZE]; 847c478bd9Sstevel@tonic-gate /* 40: symbolic link name */ 857c478bd9Sstevel@tonic-gate } 867c478bd9Sstevel@tonic-gate ic_Mun; 877c478bd9Sstevel@tonic-gate #define ic_db ic_Mun.ic_Mb.Mb_db 887c478bd9Sstevel@tonic-gate #define ic_ib ic_Mun.ic_Mb.Mb_ib 897c478bd9Sstevel@tonic-gate #define ic_symlink ic_Mun.ic_Msymlink 907c478bd9Sstevel@tonic-gate int ic_flags; /* 100: status, currently unused */ 917c478bd9Sstevel@tonic-gate int ic_blocks; /* 104: blocks actually held */ 927c478bd9Sstevel@tonic-gate int ic_gen; /* 108: generation number */ 937c478bd9Sstevel@tonic-gate int ic_spare[4]; /* 112: reserved, currently unused */ 947c478bd9Sstevel@tonic-gate }; 957c478bd9Sstevel@tonic-gate 967c478bd9Sstevel@tonic-gate /* 977c478bd9Sstevel@tonic-gate * Same structure, but on disk. 987c478bd9Sstevel@tonic-gate */ 997c478bd9Sstevel@tonic-gate struct dinode 1007c478bd9Sstevel@tonic-gate { 1017c478bd9Sstevel@tonic-gate union 1027c478bd9Sstevel@tonic-gate { 1037c478bd9Sstevel@tonic-gate struct icommon di_com; 1047c478bd9Sstevel@tonic-gate char di_char[128]; 1057c478bd9Sstevel@tonic-gate } 1067c478bd9Sstevel@tonic-gate di_un; 1077c478bd9Sstevel@tonic-gate }; 1087c478bd9Sstevel@tonic-gate #define di_ic di_un.di_com 1097c478bd9Sstevel@tonic-gate 1107c478bd9Sstevel@tonic-gate #endif /* _BOOT_UFS_DISK_INODE_H_ */ 111