NetBSD/sys/isofs/isofs_node.h

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/*
* $Id: isofs_node.h,v 1.4 1993/06/07 05:25:16 cgd Exp $
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*/
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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 */
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;
int iso_reclen;
int iso_extlen;
int iso_extent;
int i_size;
unsigned char iso_time[7];
int iso_flags;
int iso_unit_size;
int iso_interleave_gap;
int iso_volume_seq;
int iso_namelen;
int iso_parent;
int iso_parent_ext;
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};
#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));
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));