NetBSD/sys/isofs/isofs_node.h

107 lines
3.8 KiB
C

/*
* $Id: isofs_node.h,v 1.9 1993/12/23 07:37:42 cgd Exp $
*/
typedef struct {
struct timeval iso_atime; /* time of last access */
struct timeval iso_mtime; /* time of last modification */
struct timeval iso_ctime; /* time file changed */
u_short iso_mode; /* files access mode and type */
uid_t iso_uid; /* owner user id */
gid_t iso_gid; /* owner group id */
short iso_links; /* links of file */
dev_t iso_rdev; /* Major/Minor number for special */
} ISO_RRIP_INODE;
#ifdef ISODEVMAP
/*
* FOr device# (major,minor) translation table
*/
struct iso_dnode {
struct iso_dnode *d_chain[2]; /* hash chain, MUST be first */
dev_t i_dev; /* device where dnode resides */
ino_t i_number; /* the identity of the inode */
dev_t d_dev; /* device # for translation */
};
#define d_forw d_chain[0]
#define d_back d_chain[1]
#endif
struct iso_node {
struct iso_node *i_chain[2]; /* hash chain, MUST be first */
struct vnode *i_vnode; /* vnode associated with this inode */
struct vnode *i_devvp; /* vnode for block I/O */
u_long i_flag; /* see below */
dev_t i_dev; /* device where inode resides */
ino_t i_number; /* the identity of the inode */
/* we use the actual starting block of the file */
struct iso_mnt *i_mnt; /* filesystem associated with this inode */
struct lockf *i_lockf; /* head of byte-level lock list */
long i_diroff; /* offset in dir, where we found last entry */
off_t i_endoff; /* end of useful stuff in directory */
long i_spare0;
long i_spare1;
long iso_extent; /* extent of file */
long i_size;
long iso_start; /* actual start of data of file (may be different */
/* from iso_extent, if file has extended attributes) */
ISO_RRIP_INODE inode;
};
#define i_forw i_chain[0]
#define i_back i_chain[1]
/* flags */
#define ILOCKED 0x0001 /* inode is locked */
#define IWANT 0x0002 /* some process waiting on lock */
#define IACC 0x0020 /* inode access time to be updated */
#define VTOI(vp) ((struct iso_node *)(vp)->v_data)
#define ITOV(ip) ((ip)->i_vnode)
#define ISO_ILOCK(ip) iso_ilock(ip)
#define ISO_IUNLOCK(ip) iso_iunlock(ip)
/*
* Prototypes for ISOFS vnode operations
*/
int isofs_lookup __P((struct vnode *vp, struct nameidata *ndp, struct proc *p));
int isofs_open __P((struct vnode *vp, int mode, struct ucred *cred,
struct proc *p));
int isofs_close __P((struct vnode *vp, int fflag, struct ucred *cred,
struct proc *p));
int isofs_access __P((struct vnode *vp, int mode, struct ucred *cred,
struct proc *p));
int isofs_getattr __P((struct vnode *vp, struct vattr *vap, struct ucred *cred,
struct proc *p));
int isofs_read __P((struct vnode *vp, struct uio *uio, int ioflag,
struct ucred *cred));
int isofs_ioctl __P((struct vnode *vp, int command, caddr_t data, int fflag,
struct ucred *cred, struct proc *p));
int isofs_select __P((struct vnode *vp, int which, int fflags, struct ucred *cred,
struct proc *p));
int isofs_mmap __P((struct vnode *vp, int fflags, struct ucred *cred,
struct proc *p));
int isofs_seek __P((struct vnode *vp, off_t oldoff, off_t newoff,
struct ucred *cred));
int isofs_readdir __P((struct vnode *vp, struct uio *uio, struct ucred *cred,
int *eofflagp, u_int *cookies, int ncookies));
int isofs_abortop __P((struct nameidata *ndp));
int isofs_inactive __P((struct vnode *vp, struct proc *p));
int isofs_reclaim __P((struct vnode *vp));
int isofs_lock __P((struct vnode *vp));
int isofs_unlock __P((struct vnode *vp));
int isofs_strategy __P((struct buf *bp));
int isofs_print __P((struct vnode *vp));
int isofs_islocked __P((struct vnode *vp));
void isofs_defattr __P((struct iso_directory_record *isodir,
struct iso_node *inop, struct buf *bp));
void isofs_deftstamp __P((struct iso_directory_record *isodir,
struct iso_node *inop, struct buf *bp));
#ifdef ISODEVMAP
struct iso_dnode *iso_dmap __P((dev_t dev, ino_t ino, int create));
void iso_dunmap __P((dev_t dev));
#endif