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isofs => cd9660 naming convention
[unix-history] / usr / src / sys / isofs / cd9660 / cd9660_vnops.c
/*-
* Copyright (c) 1994
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley
* by Pace Willisson (pace@blitz.com). The Rock Ridge Extension
* Support code is derived from software contributed to Berkeley
* by Atsushi Murai (amurai@spec.co.jp).
*
* %sccs.include.redist.c%
*
* @(#)cd9660_vnops.c 8.3 (Berkeley) %G%
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/namei.h>
#include <sys/resourcevar.h>
#include <sys/kernel.h>
#include <sys/file.h>
#include <sys/stat.h>
#include <sys/buf.h>
#include <sys/proc.h>
#include <sys/conf.h>
#include <sys/mount.h>
#include <sys/vnode.h>
#include <miscfs/specfs/specdev.h>
#include <miscfs/fifofs/fifo.h>
#include <sys/malloc.h>
#include <sys/dir.h>
#include <isofs/cd9660/iso.h>
#include <isofs/cd9660/cd9660_node.h>
#include <isofs/cd9660/iso_rrip.h>
#if 0
/*
* Mknod vnode call
* Actually remap the device number
*/
cd9660_mknod(ndp, vap, cred, p)
struct nameidata *ndp;
struct ucred *cred;
struct vattr *vap;
struct proc *p;
{
#ifndef ISODEVMAP
free(ndp->ni_pnbuf, M_NAMEI);
vput(ndp->ni_dvp);
vput(ndp->ni_vp);
return EINVAL;
#else
register struct vnode *vp;
struct iso_node *ip;
struct iso_dnode *dp;
int error;
vp = ndp->ni_vp;
ip = VTOI(vp);
if (ip->i_mnt->iso_ftype != ISO_FTYPE_RRIP
|| vap->va_type != vp->v_type
|| (vap->va_type != VCHR && vap->va_type != VBLK)) {
free(ndp->ni_pnbuf, M_NAMEI);
vput(ndp->ni_dvp);
vput(ndp->ni_vp);
return EINVAL;
}
dp = iso_dmap(ip->i_dev,ip->i_number,1);
if (ip->inode.iso_rdev == vap->va_rdev || vap->va_rdev == VNOVAL) {
/* same as the unmapped one, delete the mapping */
remque(dp);
FREE(dp,M_CACHE);
} else
/* enter new mapping */
dp->d_dev = vap->va_rdev;
/*
* Remove inode so that it will be reloaded by iget and
* checked to see if it is an alias of an existing entry
* in the inode cache.
*/
vput(vp);
vp->v_type = VNON;
vgone(vp);
return (0);
#endif
}
#endif
/*
* Open called.
*
* Nothing to do.
*/
/* ARGSUSED */
int
cd9660_open(ap)
struct vop_open_args /* {
struct vnode *a_vp;
int a_mode;
struct ucred *a_cred;
struct proc *a_p;
} */ *ap;
{
return (0);
}
/*
* Close called
*
* Update the times on the inode on writeable file systems.
*/
/* ARGSUSED */
int
cd9660_close(ap)
struct vop_close_args /* {
struct vnode *a_vp;
int a_fflag;
struct ucred *a_cred;
struct proc *a_p;
} */ *ap;
{
return (0);
}
/*
* Check mode permission on inode pointer. Mode is READ, WRITE or EXEC.
* The mode is shifted to select the owner/group/other fields. The
* super user is granted all permissions.
*/
/* ARGSUSED */
cd9660_access(ap)
struct vop_access_args /* {
struct vnode *a_vp;
int a_mode;
struct ucred *a_cred;
struct proc *a_p;
} */ *ap;
{
return (0);
}
cd9660_getattr(ap)
struct vop_getattr_args /* {
struct vnode *a_vp;
struct vattr *a_vap;
struct ucred *a_cred;
struct proc *a_p;
} */ *ap;
{
struct vnode *vp = ap->a_vp;
register struct vattr *vap = ap->a_vap;
register struct iso_node *ip = VTOI(vp);
int i;
vap->va_fsid = ip->i_dev;
vap->va_fileid = ip->i_number;
vap->va_mode = ip->inode.iso_mode;
vap->va_nlink = ip->inode.iso_links;
vap->va_uid = ip->inode.iso_uid;
vap->va_gid = ip->inode.iso_gid;
vap->va_atime = ip->inode.iso_atime;
vap->va_mtime = ip->inode.iso_mtime;
vap->va_ctime = ip->inode.iso_ctime;
vap->va_rdev = ip->inode.iso_rdev;
vap->va_size = (u_quad_t) ip->i_size;
vap->va_flags = 0;
vap->va_gen = 1;
vap->va_blocksize = ip->i_mnt->logical_block_size;
vap->va_bytes = (u_quad_t) ip->i_size;
vap->va_type = vp->v_type;
return (0);
}
#if ISO_DEFAULT_BLOCK_SIZE >= NBPG
#ifdef DEBUG
extern int doclusterread;
#else
#define doclusterread 1
#endif
#else
/* XXX until cluster routines can handle block sizes less than one page */
#define doclusterread 0
#endif
/*
* Vnode op for reading.
*/
cd9660_read(ap)
struct vop_read_args /* {
struct vnode *a_vp;
struct uio *a_uio;
int a_ioflag;
struct ucred *a_cred;
} */ *ap;
{
struct vnode *vp = ap->a_vp;
register struct uio *uio = ap->a_uio;
register struct iso_node *ip = VTOI(vp);
register struct iso_mnt *imp;
struct buf *bp;
daddr_t lbn, bn, rablock;
off_t diff;
int rasize, error = 0;
long size, n, on;
if (uio->uio_resid == 0)
return (0);
if (uio->uio_offset < 0)
return (EINVAL);
ip->i_flag |= IACC;
imp = ip->i_mnt;
do {
lbn = iso_lblkno(imp, uio->uio_offset);
on = iso_blkoff(imp, uio->uio_offset);
n = min((unsigned)(imp->logical_block_size - on),
uio->uio_resid);
diff = (off_t)ip->i_size - uio->uio_offset;
if (diff <= 0)
return (0);
if (diff < n)
n = diff;
size = iso_blksize(imp, ip, lbn);
rablock = lbn + 1;
if (doclusterread) {
if (iso_lblktosize(imp, rablock) <= ip->i_size)
error = cluster_read(vp, (off_t)ip->i_size,
lbn, size, NOCRED, &bp);
else
error = bread(vp, lbn, size, NOCRED, &bp);
} else {
if (vp->v_lastr + 1 == lbn &&
iso_lblktosize(imp, rablock) < ip->i_size) {
rasize = iso_blksize(imp, ip, rablock);
error = breadn(vp, lbn, size, &rablock,
&rasize, 1, NOCRED, &bp);
} else
error = bread(vp, lbn, size, NOCRED, &bp);
}
vp->v_lastr = lbn;
n = min(n, size - bp->b_resid);
if (error) {
brelse(bp);
return (error);
}
error = uiomove(bp->b_un.b_addr + on, (int)n, uio);
if (n + on == imp->logical_block_size ||
uio->uio_offset == (off_t)ip->i_size)
bp->b_flags |= B_AGE;
brelse(bp);
} while (error == 0 && uio->uio_resid > 0 && n != 0);
return (error);
}
/* ARGSUSED */
int
cd9660_ioctl(ap)
struct vop_ioctl_args /* {
struct vnode *a_vp;
int a_command;
caddr_t a_data;
int a_fflag;
struct ucred *a_cred;
struct proc *a_p;
} */ *ap;
{
printf("You did ioctl for isofs !!\n");
return (ENOTTY);
}
/* ARGSUSED */
int
cd9660_select(ap)
struct vop_select_args /* {
struct vnode *a_vp;
int a_which;
int a_fflags;
struct ucred *a_cred;
struct proc *a_p;
} */ *ap;
{
/*
* We should really check to see if I/O is possible.
*/
return (1);
}
/*
* Mmap a file
*
* NB Currently unsupported.
*/
/* ARGSUSED */
int
cd9660_mmap(ap)
struct vop_mmap_args /* {
struct vnode *a_vp;
int a_fflags;
struct ucred *a_cred;
struct proc *a_p;
} */ *ap;
{
return (EINVAL);
}
/*
* Seek on a file
*
* Nothing to do, so just return.
*/
/* ARGSUSED */
int
cd9660_seek(ap)
struct vop_seek_args /* {
struct vnode *a_vp;
off_t a_oldoff;
off_t a_newoff;
struct ucred *a_cred;
} */ *ap;
{
return (0);
}
/*
* Structure for reading directories
*/
struct isoreaddir {
struct dirent saveent;
struct dirent assocent;
struct dirent current;
off_t saveoff;
off_t assocoff;
off_t curroff;
struct uio *uio;
off_t uio_off;
u_int *cookiep;
int ncookies;
int eof;
};
static int
iso_uiodir(idp,dp,off)
struct isoreaddir *idp;
struct dirent *dp;
off_t off;
{
int error;
dp->d_name[dp->d_namlen] = 0;
dp->d_reclen = DIRSIZ(dp);
if (idp->uio->uio_resid < dp->d_reclen) {
idp->eof = 0;
return -1;
}
if (idp->cookiep) {
if (idp->ncookies <= 0) {
idp->eof = 0;
return -1;
}
*idp->cookiep++ = off;
--idp->ncookies;
}
if (error = uiomove(dp,dp->d_reclen,idp->uio))
return error;
idp->uio_off = off;
return 0;
}
static int
iso_shipdir(idp)
struct isoreaddir *idp;
{
struct dirent *dp;
int cl, sl, assoc;
int error;
char *cname, *sname;
cl = idp->current.d_namlen;
cname = idp->current.d_name;
if (assoc = cl > 1 && *cname == ASSOCCHAR) {
cl--;
cname++;
}
dp = &idp->saveent;
sname = dp->d_name;
if (!(sl = dp->d_namlen)) {
dp = &idp->assocent;
sname = dp->d_name + 1;
sl = dp->d_namlen - 1;
}
if (sl > 0) {
if (sl != cl
|| bcmp(sname,cname,sl)) {
if (idp->assocent.d_namlen) {
if (error = iso_uiodir(idp,&idp->assocent,idp->assocoff))
return error;
idp->assocent.d_namlen = 0;
}
if (idp->saveent.d_namlen) {
if (error = iso_uiodir(idp,&idp->saveent,idp->saveoff))
return error;
idp->saveent.d_namlen = 0;
}
}
}
idp->current.d_reclen = DIRSIZ(&idp->current);
if (assoc) {
idp->assocoff = idp->curroff;
bcopy(&idp->current,&idp->assocent,idp->current.d_reclen);
} else {
idp->saveoff = idp->curroff;
bcopy(&idp->current,&idp->saveent,idp->current.d_reclen);
}
return 0;
}
/*
* Vnode op for readdir
* XXX make sure everything still works now that eofflagp and cookiep
* are no longer args.
*/
int
cd9660_readdir(ap)
struct vop_readdir_args /* {
struct vnode *a_vp;
struct uio *a_uio;
struct ucred *a_cred;
} */ *ap;
{
register struct uio *uio = ap->a_uio;
struct isoreaddir *idp;
int entryoffsetinblock;
int error = 0;
int endsearch;
struct iso_directory_record *ep;
u_short elen;
int reclen;
struct iso_mnt *imp;
struct iso_node *ip;
struct buf *bp = NULL;
ip = VTOI(ap->a_vp);
imp = ip->i_mnt;
MALLOC(idp,struct isoreaddir *,sizeof(*idp),M_TEMP,M_WAITOK);
idp->saveent.d_namlen = 0;
idp->assocent.d_namlen = 0;
idp->uio = uio;
#if 0
idp->cookiep = cookies;
idp->ncookies = ncookies;
idp->eof = 1;
#else
idp->cookiep = 0;
#endif
idp->curroff = uio->uio_offset;
entryoffsetinblock = iso_blkoff(imp, idp->curroff);
if (entryoffsetinblock != 0) {
if (error = iso_blkatoff(ip, idp->curroff, &bp)) {
FREE(idp,M_TEMP);
return (error);
}
}
endsearch = ip->i_size;
while (idp->curroff < endsearch) {
/*
* If offset is on a block boundary,
* read the next directory block.
* Release previous if it exists.
*/
if (iso_blkoff(imp, idp->curroff) == 0) {
if (bp != NULL)
brelse(bp);
if (error = iso_blkatoff(ip, idp->curroff, &bp))
break;
entryoffsetinblock = 0;
}
/*
* Get pointer to next entry.
*/
ep = (struct iso_directory_record *)
(bp->b_un.b_addr + entryoffsetinblock);
reclen = isonum_711 (ep->length);
if (reclen == 0) {
/* skip to next block, if any */
idp->curroff = roundup (idp->curroff,
imp->logical_block_size);
continue;
}
if (reclen < ISO_DIRECTORY_RECORD_SIZE) {
error = EINVAL;
/* illegal entry, stop */
break;
}
if (entryoffsetinblock + reclen > imp->logical_block_size) {
error = EINVAL;
/* illegal directory, so stop looking */
break;
}
idp->current.d_namlen = isonum_711 (ep->name_len);
if (isonum_711(ep->flags)&2)
isodirino(&idp->current.d_fileno,ep,imp);
else
idp->current.d_fileno = dbtob(bp->b_blkno) +
idp->curroff;
if (reclen < ISO_DIRECTORY_RECORD_SIZE + idp->current.d_namlen) {
error = EINVAL;
/* illegal entry, stop */
break;
}
idp->curroff += reclen;
/*
*
*/
switch (imp->iso_ftype) {
case ISO_FTYPE_RRIP:
cd9660_rrip_getname(ep,idp->current.d_name,
(u_short *)&idp->current.d_namlen,
&idp->current.d_fileno,imp);
if (idp->current.d_namlen)
error = iso_uiodir(idp,&idp->current,idp->curroff);
break;
default: /* ISO_FTYPE_DEFAULT || ISO_FTYPE_9660 */
strcpy(idp->current.d_name,"..");
switch (ep->name[0]) {
case 0:
idp->current.d_namlen = 1;
error = iso_uiodir(idp,&idp->current,idp->curroff);
break;
case 1:
idp->current.d_namlen = 2;
error = iso_uiodir(idp,&idp->current,idp->curroff);
break;
default:
isofntrans(ep->name,idp->current.d_namlen,
idp->current.d_name, &elen,
imp->iso_ftype == ISO_FTYPE_9660,
isonum_711(ep->flags)&4);
idp->current.d_namlen = (u_char)elen;
if (imp->iso_ftype == ISO_FTYPE_DEFAULT)
error = iso_shipdir(idp);
else
error = iso_uiodir(idp,&idp->current,idp->curroff);
break;
}
}
if (error)
break;
entryoffsetinblock += reclen;
}
if (!error && imp->iso_ftype == ISO_FTYPE_DEFAULT) {
idp->current.d_namlen = 0;
error = iso_shipdir(idp);
}
if (error < 0)
error = 0;
if (bp)
brelse (bp);
uio->uio_offset = idp->uio_off;
#if 0
*eofflagp = idp->eof;
#endif
FREE(idp,M_TEMP);
return (error);
}
/*
* Return target name of a symbolic link
* Shouldn't we get the parent vnode and read the data from there?
* This could eventually result in deadlocks in cd9660_lookup.
* But otherwise the block read here is in the block buffer two times.
*/
typedef struct iso_directory_record ISODIR;
typedef struct iso_node ISONODE;
typedef struct iso_mnt ISOMNT;
int
cd9660_readlink(ap)
struct vop_readlink_args /* {
struct vnode *a_vp;
struct uio *a_uio;
struct ucred *a_cred;
} */ *ap;
{
ISONODE *ip;
ISODIR *dirp;
ISOMNT *imp;
struct buf *bp;
u_short symlen;
int error;
char *symname;
ino_t ino;
ip = VTOI(ap->a_vp);
imp = ip->i_mnt;
if (imp->iso_ftype != ISO_FTYPE_RRIP)
return EINVAL;
/*
* Get parents directory record block that this inode included.
*/
error = bread(imp->im_devvp,
(daddr_t)(ip->i_number / DEV_BSIZE),
imp->logical_block_size,
NOCRED,
&bp);
if (error) {
brelse(bp);
return EINVAL;
}
/*
* Setup the directory pointer for this inode
*/
dirp = (ISODIR *)(bp->b_un.b_addr + (ip->i_number & imp->im_bmask));
#ifdef DEBUG
printf("lbn=%d,off=%d,bsize=%d,DEV_BSIZE=%d, dirp= %08x, b_addr=%08x, offset=%08x(%08x)\n",
(daddr_t)(ip->i_number >> imp->im_bshift),
ip->i_number & imp->im_bmask,
imp->logical_block_size,
DEV_BSIZE,
dirp,
bp->b_un.b_addr,
ip->i_number,
ip->i_number & imp->im_bmask );
#endif
/*
* Just make sure, we have a right one....
* 1: Check not cross boundary on block
*/
if ((ip->i_number & imp->im_bmask) + isonum_711(dirp->length)
> imp->logical_block_size) {
brelse(bp);
return EINVAL;
}
/*
* Now get a buffer
* Abuse a namei buffer for now.
*/
MALLOC(symname,char *,MAXPATHLEN,M_NAMEI,M_WAITOK);
/*
* Ok, we just gathering a symbolic name in SL record.
*/
if (cd9660_rrip_getsymname(dirp,symname,&symlen,imp) == 0) {
FREE(symname,M_NAMEI);
brelse(bp);
return EINVAL;
}
/*
* Don't forget before you leave from home ;-)
*/
brelse(bp);
/*
* return with the symbolic name to caller's.
*/
error = uiomove(symname,symlen,ap->a_uio);
FREE(symname,M_NAMEI);
return error;
}
/*
* Ufs abort op, called after namei() when a CREATE/DELETE isn't actually
* done. If a buffer has been saved in anticipation of a CREATE, delete it.
*/
int
cd9660_abortop(ap)
struct vop_abortop_args /* {
struct vnode *a_dvp;
struct componentname *a_cnp;
} */ *ap;
{
if ((ap->a_cnp->cn_flags & (HASBUF | SAVESTART)) == HASBUF)
FREE(ap->a_cnp->cn_pnbuf, M_NAMEI);
return 0;
}
/*
* Lock an inode.
*/
int
cd9660_lock(ap)
struct vop_lock_args /* {
struct vnode *a_vp;
} */ *ap;
{
register struct iso_node *ip = VTOI(ap->a_vp);
ISO_ILOCK(ip);
return 0;
}
/*
* Unlock an inode.
*/
int
cd9660_unlock(ap)
struct vop_unlock_args /* {
struct vnode *a_vp;
} */ *ap;
{
register struct iso_node *ip = VTOI(ap->a_vp);
if (!(ip->i_flag & ILOCKED))
panic("cd9660_unlock NOT LOCKED");
ISO_IUNLOCK(ip);
return 0;
}
/*
* Check for a locked inode.
*/
int
cd9660_islocked(ap)
struct vop_islocked_args /* {
struct vnode *a_vp;
} */ *ap;
{
if (VTOI(ap->a_vp)->i_flag & ILOCKED)
return 1;
return 0;
}
/*
* Calculate the logical to physical mapping if not done already,
* then call the device strategy routine.
*/
int
cd9660_strategy(ap)
struct vop_strategy_args /* {
struct buf *a_bp;
} */ *ap;
{
register struct buf *bp = ap->a_bp;
register struct vnode *vp = bp->b_vp;
register struct iso_node *ip;
int error;
ip = VTOI(vp);
if (vp->v_type == VBLK || vp->v_type == VCHR)
panic("cd9660_strategy: spec");
if (bp->b_blkno == bp->b_lblkno) {
if (error =
VOP_BMAP(vp, bp->b_lblkno, NULL, &bp->b_blkno, NULL)) {
bp->b_error = error;
bp->b_flags |= B_ERROR;
biodone(bp);
return (error);
}
if ((long)bp->b_blkno == -1)
clrbuf(bp);
}
if ((long)bp->b_blkno == -1) {
biodone(bp);
return (0);
}
vp = ip->i_devvp;
bp->b_dev = vp->v_rdev;
VOCALL (vp->v_op, VOFFSET(vop_strategy), ap);
return (0);
}
/*
* Print out the contents of an inode.
*/
int
cd9660_print(ap)
struct vop_print_args /* {
struct vnode *a_vp;
} */ *ap;
{
printf("tag VT_ISOFS, isofs vnode\n");
return 0;
}
/*
* Unsupported operation
*/
int
cd9660_enotsupp()
{
return (EOPNOTSUPP);
}
/*
* Global vfs data structures for isofs
*/
#define cd9660_create \
((int (*) __P((struct vop_create_args *)))cd9660_enotsupp)
#define cd9660_mknod ((int (*) __P((struct vop_mknod_args *)))cd9660_enotsupp)
#define cd9660_setattr \
((int (*) __P((struct vop_setattr_args *)))cd9660_enotsupp)
#define cd9660_write ((int (*) __P((struct vop_write_args *)))cd9660_enotsupp)
#define cd9660_fsync ((int (*) __P((struct vop_fsync_args *)))nullop)
#define cd9660_remove \
((int (*) __P((struct vop_remove_args *)))cd9660_enotsupp)
#define cd9660_link ((int (*) __P((struct vop_link_args *)))cd9660_enotsupp)
#define cd9660_rename \
((int (*) __P((struct vop_rename_args *)))cd9660_enotsupp)
#define cd9660_mkdir ((int (*) __P((struct vop_mkdir_args *)))cd9660_enotsupp)
#define cd9660_rmdir ((int (*) __P((struct vop_rmdir_args *)))cd9660_enotsupp)
#define cd9660_symlink \
((int (*) __P((struct vop_symlink_args *)))cd9660_enotsupp)
#define cd9660_pathconf \
((int (*) __P((struct vop_pathconf_args *)))cd9660_enotsupp)
#define cd9660_advlock \
((int (*) __P((struct vop_advlock_args *)))cd9660_enotsupp)
#define cd9660_blkatoff \
((int (*) __P((struct vop_blkatoff_args *)))cd9660_enotsupp)
#define cd9660_valloc ((int(*) __P(( \
struct vnode *pvp, \
int mode, \
struct ucred *cred, \
struct vnode **vpp))) cd9660_enotsupp)
#define cd9660_vfree ((int (*) __P((struct vop_vfree_args *)))cd9660_enotsupp)
#define cd9660_truncate \
((int (*) __P((struct vop_truncate_args *)))cd9660_enotsupp)
#define cd9660_update \
((int (*) __P((struct vop_update_args *)))cd9660_enotsupp)
#define cd9660_bwrite \
((int (*) __P((struct vop_bwrite_args *)))cd9660_enotsupp)
/*
* Global vfs data structures for nfs
*/
int (**cd9660_vnodeop_p)();
struct vnodeopv_entry_desc cd9660_vnodeop_entries[] = {
{ &vop_default_desc, vn_default_error },
{ &vop_lookup_desc, cd9660_lookup }, /* lookup */
{ &vop_create_desc, cd9660_create }, /* create */
{ &vop_mknod_desc, cd9660_mknod }, /* mknod */
{ &vop_open_desc, cd9660_open }, /* open */
{ &vop_close_desc, cd9660_close }, /* close */
{ &vop_access_desc, cd9660_access }, /* access */
{ &vop_getattr_desc, cd9660_getattr }, /* getattr */
{ &vop_setattr_desc, cd9660_setattr }, /* setattr */
{ &vop_read_desc, cd9660_read }, /* read */
{ &vop_write_desc, cd9660_write }, /* write */
{ &vop_ioctl_desc, cd9660_ioctl }, /* ioctl */
{ &vop_select_desc, cd9660_select }, /* select */
{ &vop_mmap_desc, cd9660_mmap }, /* mmap */
{ &vop_fsync_desc, cd9660_fsync }, /* fsync */
{ &vop_seek_desc, cd9660_seek }, /* seek */
{ &vop_remove_desc, cd9660_remove }, /* remove */
{ &vop_link_desc, cd9660_link }, /* link */
{ &vop_rename_desc, cd9660_rename }, /* rename */
{ &vop_mkdir_desc, cd9660_mkdir }, /* mkdir */
{ &vop_rmdir_desc, cd9660_rmdir }, /* rmdir */
{ &vop_symlink_desc, cd9660_symlink }, /* symlink */
{ &vop_readdir_desc, cd9660_readdir }, /* readdir */
{ &vop_readlink_desc, cd9660_readlink },/* readlink */
{ &vop_abortop_desc, cd9660_abortop }, /* abortop */
{ &vop_inactive_desc, cd9660_inactive },/* inactive */
{ &vop_reclaim_desc, cd9660_reclaim }, /* reclaim */
{ &vop_lock_desc, cd9660_lock }, /* lock */
{ &vop_unlock_desc, cd9660_unlock }, /* unlock */
{ &vop_bmap_desc, cd9660_bmap }, /* bmap */
{ &vop_strategy_desc, cd9660_strategy },/* strategy */
{ &vop_print_desc, cd9660_print }, /* print */
{ &vop_islocked_desc, cd9660_islocked },/* islocked */
{ &vop_pathconf_desc, cd9660_pathconf },/* pathconf */
{ &vop_advlock_desc, cd9660_advlock }, /* advlock */
{ &vop_blkatoff_desc, cd9660_blkatoff },/* blkatoff */
{ &vop_valloc_desc, cd9660_valloc }, /* valloc */
{ &vop_vfree_desc, cd9660_vfree }, /* vfree */
{ &vop_truncate_desc, cd9660_truncate },/* truncate */
{ &vop_update_desc, cd9660_update }, /* update */
{ &vop_bwrite_desc, vn_bwrite },
{ (struct vnodeop_desc*)NULL, (int(*)())NULL }
};
struct vnodeopv_desc cd9660_vnodeop_opv_desc =
{ &cd9660_vnodeop_p, cd9660_vnodeop_entries };
/*
* Special device vnode ops
*/
int (**cd9660_specop_p)();
struct vnodeopv_entry_desc cd9660_specop_entries[] = {
{ &vop_default_desc, vn_default_error },
{ &vop_lookup_desc, spec_lookup }, /* lookup */
{ &vop_create_desc, cd9660_create }, /* create */
{ &vop_mknod_desc, cd9660_mknod }, /* mknod */
{ &vop_open_desc, spec_open }, /* open */
{ &vop_close_desc, spec_close }, /* close */
{ &vop_access_desc, cd9660_access }, /* access */
{ &vop_getattr_desc, cd9660_getattr }, /* getattr */
{ &vop_setattr_desc, cd9660_setattr }, /* setattr */
{ &vop_read_desc, spec_read }, /* read */
{ &vop_write_desc, spec_write }, /* write */
{ &vop_ioctl_desc, spec_ioctl }, /* ioctl */
{ &vop_select_desc, spec_select }, /* select */
{ &vop_mmap_desc, spec_mmap }, /* mmap */
{ &vop_fsync_desc, spec_fsync }, /* fsync */
{ &vop_seek_desc, spec_seek }, /* seek */
{ &vop_remove_desc, cd9660_remove }, /* remove */
{ &vop_link_desc, cd9660_link }, /* link */
{ &vop_rename_desc, cd9660_rename }, /* rename */
{ &vop_mkdir_desc, cd9660_mkdir }, /* mkdir */
{ &vop_rmdir_desc, cd9660_rmdir }, /* rmdir */
{ &vop_symlink_desc, cd9660_symlink }, /* symlink */
{ &vop_readdir_desc, spec_readdir }, /* readdir */
{ &vop_readlink_desc, spec_readlink }, /* readlink */
{ &vop_abortop_desc, spec_abortop }, /* abortop */
{ &vop_inactive_desc, cd9660_inactive },/* inactive */
{ &vop_reclaim_desc, cd9660_reclaim }, /* reclaim */
{ &vop_lock_desc, cd9660_lock }, /* lock */
{ &vop_unlock_desc, cd9660_unlock }, /* unlock */
{ &vop_bmap_desc, spec_bmap }, /* bmap */
/* XXX strategy: panics, should be notsupp instead? */
{ &vop_strategy_desc, cd9660_strategy },/* strategy */
{ &vop_print_desc, cd9660_print }, /* print */
{ &vop_islocked_desc, cd9660_islocked },/* islocked */
{ &vop_pathconf_desc, spec_pathconf }, /* pathconf */
{ &vop_advlock_desc, spec_advlock }, /* advlock */
{ &vop_blkatoff_desc, spec_blkatoff }, /* blkatoff */
{ &vop_valloc_desc, spec_valloc }, /* valloc */
{ &vop_vfree_desc, spec_vfree }, /* vfree */
{ &vop_truncate_desc, spec_truncate }, /* truncate */
{ &vop_update_desc, cd9660_update }, /* update */
{ &vop_bwrite_desc, vn_bwrite },
{ (struct vnodeop_desc*)NULL, (int(*)())NULL }
};
struct vnodeopv_desc cd9660_specop_opv_desc =
{ &cd9660_specop_p, cd9660_specop_entries };
#ifdef FIFO
int (**cd9660_fifoop_p)();
struct vnodeopv_entry_desc cd9660_fifoop_entries[] = {
{ &vop_default_desc, vn_default_error },
{ &vop_lookup_desc, fifo_lookup }, /* lookup */
{ &vop_create_desc, cd9660_create }, /* create */
{ &vop_mknod_desc, cd9660_mknod }, /* mknod */
{ &vop_open_desc, fifo_open }, /* open */
{ &vop_close_desc, fifo_close }, /* close */
{ &vop_access_desc, cd9660_access }, /* access */
{ &vop_getattr_desc, cd9660_getattr }, /* getattr */
{ &vop_setattr_desc, cd9660_setattr }, /* setattr */
{ &vop_read_desc, fifo_read }, /* read */
{ &vop_write_desc, fifo_write }, /* write */
{ &vop_ioctl_desc, fifo_ioctl }, /* ioctl */
{ &vop_select_desc, fifo_select }, /* select */
{ &vop_mmap_desc, fifo_mmap }, /* mmap */
{ &vop_fsync_desc, fifo_fsync }, /* fsync */
{ &vop_seek_desc, fifo_seek }, /* seek */
{ &vop_remove_desc, cd9660_remove }, /* remove */
{ &vop_link_desc, cd9660_link }, /* link */
{ &vop_rename_desc, cd9660_rename }, /* rename */
{ &vop_mkdir_desc, cd9660_mkdir }, /* mkdir */
{ &vop_rmdir_desc, cd9660_rmdir }, /* rmdir */
{ &vop_symlink_desc, cd9660_symlink }, /* symlink */
{ &vop_readdir_desc, fifo_readdir }, /* readdir */
{ &vop_readlink_desc, fifo_readlink }, /* readlink */
{ &vop_abortop_desc, fifo_abortop }, /* abortop */
{ &vop_inactive_desc, cd9660_inactive },/* inactive */
{ &vop_reclaim_desc, cd9660_reclaim }, /* reclaim */
{ &vop_lock_desc, cd9660_lock }, /* lock */
{ &vop_unlock_desc, cd9660_unlock }, /* unlock */
{ &vop_bmap_desc, fifo_bmap }, /* bmap */
{ &vop_strategy_desc, fifo_badop }, /* strategy */
{ &vop_print_desc, cd9660_print }, /* print */
{ &vop_islocked_desc, cd9660_islocked },/* islocked */
{ &vop_pathconf_desc, fifo_pathconf }, /* pathconf */
{ &vop_advlock_desc, fifo_advlock }, /* advlock */
{ &vop_blkatoff_desc, fifo_blkatoff }, /* blkatoff */
{ &vop_valloc_desc, fifo_valloc }, /* valloc */
{ &vop_vfree_desc, fifo_vfree }, /* vfree */
{ &vop_truncate_desc, fifo_truncate }, /* truncate */
{ &vop_update_desc, cd9660_update }, /* update */
{ &vop_bwrite_desc, vn_bwrite },
{ (struct vnodeop_desc*)NULL, (int(*)())NULL }
};
struct vnodeopv_desc cd9660_fifoop_opv_desc =
{ &cd9660_fifoop_p, cd9660_fifoop_entries };
#endif /* FIFO */
Continuous source code history from original PDP-7 UNIX to FreeBSD 2, the first fully unencumbered FreeBSD release.