40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
#ifndef __PFS_INODE_H__
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#define __PFS_INODE_H__
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/* Inode table. This table holds inodes that are currently in use.
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*/
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#include <sys/queue.h>
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EXTERN struct inode {
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mode_t i_mode; /* file type, protection, etc. */
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nlink_t i_nlinks; /* how many links to this file */
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uid_t i_uid; /* user id of the file's owner */
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gid_t i_gid; /* group number */
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off_t i_size; /* current file size in bytes */
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time_t i_atime; /* time of last access (V2 only) */
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time_t i_mtime; /* when was file data last changed */
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time_t i_ctime; /* when was inode itself changed (V2 only)*/
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/* The following items are not present on the disk. */
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dev_t i_dev; /* which device is the inode on */
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dev_t i_rdev; /* which special device is the inode on */
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ino_t i_num; /* inode number on its (minor) device */
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int i_count; /* # times inode used; 0 means slot is free */
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char i_update; /* the ATIME, CTIME, and MTIME bits are here */
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LIST_ENTRY(inode) i_hash; /* hash list */
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TAILQ_ENTRY(inode) i_unused; /* free and unused list */
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} inode[NR_INODES];
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/* list of unused/free inodes */
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EXTERN TAILQ_HEAD(unused_inodes_t, inode) unused_inodes;
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/* inode hashtable */
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EXTERN LIST_HEAD(inodelist, inode) hash_inodes[INODE_HASH_SIZE];
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#endif
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