2 * Copyright (c) 1998, 1999 Semen Ustimenko (semenu@FreeBSD.org)
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <sys/param.h>
30 #include <sys/systm.h>
31 #include <sys/kernel.h>
35 #include <sys/types.h>
37 #include <sys/vnode.h>
38 #include <sys/mount.h>
39 #include <sys/namei.h>
40 #include <sys/malloc.h>
43 #include <sys/dirent.h>
46 #include <vm/vm_param.h>
47 #include <vm/vm_page.h>
48 #include <vm/vm_object.h>
49 #include <vm/vm_pager.h>
50 #include <vm/vnode_pager.h>
51 #include <vm/vm_extern.h>
53 #include <sys/unistd.h> /* for pathconf(2) constants */
55 #include <fs/hpfs/hpfs.h>
56 #include <fs/hpfs/hpfsmount.h>
57 #include <fs/hpfs/hpfs_subr.h>
58 #include <fs/hpfs/hpfs_ioctl.h>
60 static int hpfs_de_uiomove(struct hpfsmount *, struct hpfsdirent *,
62 static vop_ioctl_t hpfs_ioctl;
63 static vop_read_t hpfs_read;
64 static vop_write_t hpfs_write;
65 static vop_getattr_t hpfs_getattr;
66 static vop_setattr_t hpfs_setattr;
67 static vop_inactive_t hpfs_inactive;
68 static vop_print_t hpfs_print;
69 static vop_reclaim_t hpfs_reclaim;
70 static vop_strategy_t hpfs_strategy;
71 static vop_access_t hpfs_access;
72 static vop_open_t hpfs_open;
73 static vop_close_t hpfs_close;
74 static vop_readdir_t hpfs_readdir;
75 static vop_cachedlookup_t hpfs_lookup;
76 static vop_create_t hpfs_create;
77 static vop_remove_t hpfs_remove;
78 static vop_bmap_t hpfs_bmap;
79 static vop_fsync_t hpfs_fsync;
80 static vop_pathconf_t hpfs_pathconf;
81 static vop_vptofh_t hpfs_vptofh;
85 struct vop_fsync_args /* {
93 * Flush our dirty buffers.
98 * Write out the on-disc version of the vnode.
100 return hpfs_update(VTOHP(ap->a_vp));
105 struct vop_ioctl_args /* {
110 struct ucred *a_cred;
114 register struct vnode *vp = ap->a_vp;
115 register struct hpfsnode *hp = VTOHP(vp);
118 printf("hpfs_ioctl(0x%x, 0x%lx, 0x%p, 0x%x): ",
119 hp->h_no, ap->a_command, ap->a_data, ap->a_fflag);
121 switch (ap->a_command) {
122 case HPFSIOCGEANUM: {
129 if (hp->h_fn.fn_ealen > 0) {
130 eap = (struct ea *)&(hp->h_fn.fn_int);
133 while (passed < hp->h_fn.fn_ealen) {
135 printf("EAname: %s\n", EA_NAME(eap));
138 passed += sizeof(struct ea) +
139 eap->ea_namelen + 1 + eap->ea_vallen;
140 eap = (struct ea *)((caddr_t)hp->h_fn.fn_int +
148 printf("%lu eas\n", eanum);
150 *(u_long *)ap->a_data = eanum;
159 printf("EA%ld\n", *(u_long *)ap->a_data);
162 if (hp->h_fn.fn_ealen > 0) {
163 eap = (struct ea *)&(hp->h_fn.fn_int);
167 while (passed < hp->h_fn.fn_ealen) {
168 printf("EAname: %s\n", EA_NAME(eap));
170 if (eanum == *(u_long *)ap->a_data) {
171 *(u_long *)ap->a_data =
172 eap->ea_namelen + 1 +
180 passed += sizeof(struct ea) +
181 eap->ea_namelen + 1 + eap->ea_vallen;
182 eap = (struct ea *)((caddr_t)hp->h_fn.fn_int +
194 struct hpfs_rdea *rdeap;
197 rdeap = (struct hpfs_rdea *)ap->a_data;
198 printf("EA%ld\n", rdeap->ea_no);
201 if (hp->h_fn.fn_ealen > 0) {
202 eap = (struct ea *)&(hp->h_fn.fn_int);
206 while (passed < hp->h_fn.fn_ealen) {
207 printf("EAname: %s\n", EA_NAME(eap));
209 if (eanum == rdeap->ea_no) {
210 rdeap->ea_sz = eap->ea_namelen + 1 +
212 copyout(EA_NAME(eap),rdeap->ea_data,
219 passed += sizeof(struct ea) +
220 eap->ea_namelen + 1 + eap->ea_vallen;
221 eap = (struct ea *)((caddr_t)hp->h_fn.fn_int +
238 * Map file offset to disk offset.
242 struct vop_bmap_args /* {
245 struct bufobj **a_bop;
251 register struct hpfsnode *hp = VTOHP(ap->a_vp);
255 if (ap->a_bop != NULL)
256 *ap->a_bop = &hp->h_devvp->v_bufobj;
257 if (ap->a_runb != NULL)
259 if (ap->a_bnp == NULL)
262 dprintf(("hpfs_bmap(0x%x, 0x%x): ",hp->h_no, ap->a_bn));
264 error = hpfs_hpbmap (hp, ap->a_bn, &blkno, ap->a_runp);
272 struct vop_read_args /* {
276 struct ucred *a_cred;
279 register struct vnode *vp = ap->a_vp;
280 register struct hpfsnode *hp = VTOHP(vp);
281 struct uio *uio = ap->a_uio;
283 u_int xfersz, toread;
290 resid = min (uio->uio_resid, hp->h_fn.fn_size - uio->uio_offset);
292 dprintf(("hpfs_read(0x%x, off: %d resid: %d, segflg: %d): [resid: 0x%x]\n",hp->h_no,(u_int32_t)uio->uio_offset,uio->uio_resid,uio->uio_segflg, resid));
295 lbn = uio->uio_offset >> DEV_BSHIFT;
296 off = uio->uio_offset & (DEV_BSIZE - 1);
297 dprintf(("hpfs_read: resid: 0x%x lbn: 0x%x off: 0x%x\n",
298 uio->uio_resid, lbn, off));
299 error = hpfs_hpbmap(hp, lbn, &bn, &runl);
303 toread = min(off + resid, min(DFLTPHYS, (runl+1)*DEV_BSIZE));
304 xfersz = (toread + DEV_BSIZE - 1) & ~(DEV_BSIZE - 1);
305 dprintf(("hpfs_read: bn: 0x%x (0x%x) toread: 0x%x (0x%x)\n",
306 bn, runl, toread, xfersz));
311 error = bread(hp->h_devvp, bn, xfersz, NOCRED, &bp);
317 error = uiomove(bp->b_data + off, toread - off, uio);
325 dprintf(("hpfs_read: successful\n"));
331 struct vop_write_args /* {
335 struct ucred *a_cred;
338 register struct vnode *vp = ap->a_vp;
339 register struct hpfsnode *hp = VTOHP(vp);
340 struct uio *uio = ap->a_uio;
342 u_int xfersz, towrite;
348 dprintf(("hpfs_write(0x%x, off: %d resid: %d, segflg: %d):\n",hp->h_no,(u_int32_t)uio->uio_offset,uio->uio_resid,uio->uio_segflg));
350 if (ap->a_ioflag & IO_APPEND) {
351 dprintf(("hpfs_write: APPEND mode\n"));
352 uio->uio_offset = hp->h_fn.fn_size;
354 if (uio->uio_offset + uio->uio_resid > hp->h_fn.fn_size) {
355 error = hpfs_extend (hp, uio->uio_offset + uio->uio_resid);
357 printf("hpfs_write: hpfs_extend FAILED %d\n", error);
362 while (uio->uio_resid) {
363 lbn = uio->uio_offset >> DEV_BSHIFT;
364 off = uio->uio_offset & (DEV_BSIZE - 1);
365 dprintf(("hpfs_write: resid: 0x%x lbn: 0x%x off: 0x%x\n",
366 uio->uio_resid, lbn, off));
367 error = hpfs_hpbmap(hp, lbn, &bn, &runl);
371 towrite = min(off + uio->uio_resid, min(DFLTPHYS, (runl+1)*DEV_BSIZE));
372 xfersz = (towrite + DEV_BSIZE - 1) & ~(DEV_BSIZE - 1);
373 dprintf(("hpfs_write: bn: 0x%x (0x%x) towrite: 0x%x (0x%x)\n",
374 bn, runl, towrite, xfersz));
376 if ((off == 0) && (towrite == xfersz)) {
377 bp = getblk(hp->h_devvp, bn, xfersz, 0, 0, 0);
380 error = bread(hp->h_devvp, bn, xfersz, NOCRED, &bp);
387 error = uiomove(bp->b_data + off, towrite - off, uio);
393 if (ap->a_ioflag & IO_SYNC)
399 dprintf(("hpfs_write: successful\n"));
404 * XXXXX do we need hpfsnode locking inside?
408 struct vop_getattr_args /* {
411 struct ucred *a_cred;
414 register struct vnode *vp = ap->a_vp;
415 register struct hpfsnode *hp = VTOHP(vp);
416 register struct vattr *vap = ap->a_vap;
419 dprintf(("hpfs_getattr(0x%x):\n", hp->h_no));
421 vap->va_fsid = dev2udev(hp->h_dev);
422 vap->va_fileid = hp->h_no;
423 vap->va_mode = hp->h_mode;
425 vap->va_uid = hp->h_uid;
426 vap->va_gid = hp->h_gid;
427 vap->va_rdev = NODEV;
428 vap->va_size = hp->h_fn.fn_size;
429 vap->va_bytes = ((hp->h_fn.fn_size + DEV_BSIZE-1) & ~(DEV_BSIZE-1)) +
432 if (!(hp->h_flag & H_PARVALID)) {
433 error = hpfs_validateparent(hp);
437 vap->va_atime = hpfstimetounix(hp->h_atime);
438 vap->va_mtime = hpfstimetounix(hp->h_mtime);
439 vap->va_ctime = hpfstimetounix(hp->h_ctime);
443 vap->va_blocksize = DEV_BSIZE;
444 vap->va_type = vp->v_type;
451 * XXXXX do we need hpfsnode locking inside?
455 struct vop_setattr_args /* {
458 struct ucred *a_cred;
461 struct vnode *vp = ap->a_vp;
462 struct hpfsnode *hp = VTOHP(vp);
463 struct vattr *vap = ap->a_vap;
464 struct ucred *cred = ap->a_cred;
465 struct thread *td = curthread;
468 dprintf(("hpfs_setattr(0x%x):\n", hp->h_no));
471 * Check for unsettable attributes.
473 if ((vap->va_type != VNON) || (vap->va_nlink != VNOVAL) ||
474 (vap->va_fsid != VNOVAL) || (vap->va_fileid != VNOVAL) ||
475 (vap->va_blocksize != VNOVAL) || (vap->va_rdev != VNOVAL) ||
476 (vap->va_bytes != VNOVAL) || (vap->va_gen != VNOVAL)) {
477 dprintf(("hpfs_setattr: changing nonsettable attr\n"));
481 /* Can't change flags XXX Could be implemented */
482 if (vap->va_flags != VNOVAL) {
483 printf("hpfs_setattr: FLAGS CANNOT BE SET\n");
487 /* Can't change uid/gid XXX Could be implemented */
488 if (vap->va_uid != (uid_t)VNOVAL || vap->va_gid != (gid_t)VNOVAL) {
489 printf("hpfs_setattr: UID/GID CANNOT BE SET\n");
493 /* Can't change mode XXX Could be implemented */
494 if (vap->va_mode != (mode_t)VNOVAL) {
495 printf("hpfs_setattr: MODE CANNOT BE SET\n");
500 if (vap->va_atime.tv_sec != VNOVAL || vap->va_mtime.tv_sec != VNOVAL) {
501 if (vp->v_mount->mnt_flag & MNT_RDONLY)
503 if (vap->va_vaflags & VA_UTIMES_NULL) {
504 error = VOP_ACCESS(vp, VADMIN, cred, td);
506 error = VOP_ACCESS(vp, VWRITE, cred, td);
508 error = VOP_ACCESS(vp, VADMIN, cred, td);
509 if (vap->va_atime.tv_sec != VNOVAL)
510 hp->h_atime = vap->va_atime.tv_sec;
511 if (vap->va_mtime.tv_sec != VNOVAL)
512 hp->h_mtime = vap->va_mtime.tv_sec;
514 hp->h_flag |= H_PARCHANGE;
517 if (vap->va_size != VNOVAL) {
518 switch (vp->v_type) {
522 if (vp->v_mount->mnt_flag & MNT_RDONLY)
526 printf("hpfs_setattr: WRONG v_type\n");
530 if (vap->va_size < hp->h_fn.fn_size) {
531 error = vtruncbuf(vp, cred, td, vap->va_size, DEV_BSIZE);
534 error = hpfs_truncate(hp, vap->va_size);
538 } else if (vap->va_size > hp->h_fn.fn_size) {
539 vnode_pager_setsize(vp, vap->va_size);
540 error = hpfs_extend(hp, vap->va_size);
550 * Last reference to a node. If necessary, write or delete it.
554 struct vop_inactive_args /* {
558 register struct vnode *vp = ap->a_vp;
559 register struct hpfsnode *hp = VTOHP(vp);
562 dprintf(("hpfs_inactive(0x%x): \n", hp->h_no));
564 if (hp->h_flag & H_CHANGE) {
565 dprintf(("hpfs_inactive: node changed, update\n"));
566 error = hpfs_update (hp);
571 if (hp->h_flag & H_PARCHANGE) {
572 dprintf(("hpfs_inactive: parent node changed, update\n"));
573 error = hpfs_updateparent (hp);
578 if (hp->h_flag & H_INVAL) {
579 vrecycle(vp, ap->a_td);
587 * Reclaim an inode so that it can be used for other purposes.
591 struct vop_reclaim_args /* {
595 register struct vnode *vp = ap->a_vp;
596 register struct hpfsnode *hp = VTOHP(vp);
598 dprintf(("hpfs_reclaim(0x%x0): \n", hp->h_no));
601 * Destroy the vm object and flush associated pages.
603 vnode_destroy_vobject(vp);
607 mtx_destroy(&hp->h_interlock);
618 struct vop_print_args /* {
622 register struct vnode *vp = ap->a_vp;
623 register struct hpfsnode *hp = VTOHP(vp);
625 printf("\tino 0x%x\n", hp->h_no);
630 * Calculate the logical to physical mapping if not done already,
631 * then call the device strategy routine.
633 * In order to be able to swap to a file, the hpfs_hpbmap operation may not
634 * deadlock on memory. See hpfs_bmap() for details. XXXXXXX (not impl)
638 struct vop_strategy_args /* {
642 register struct buf *bp = ap->a_bp;
643 register struct vnode *vp = ap->a_vp;
644 register struct hpfsnode *hp = VTOHP(ap->a_vp);
649 dprintf(("hpfs_strategy(): \n"));
651 if (vp->v_type == VBLK || vp->v_type == VCHR)
652 panic("hpfs_strategy: spec");
653 if (bp->b_blkno == bp->b_lblkno) {
654 error = hpfs_hpbmap (hp, bp->b_lblkno, &blkno, NULL);
657 printf("hpfs_strategy: hpfs_bpbmap FAILED %d\n", error);
659 bp->b_ioflags |= BIO_ERROR;
663 if ((long)bp->b_blkno == -1)
666 if ((long)bp->b_blkno == -1) {
670 bp->b_iooffset = dbtob(bp->b_blkno);
671 bo = hp->h_hpmp->hpm_bo;
677 * XXXXX do we need hpfsnode locking inside?
681 struct vop_access_args /* {
684 struct ucred *a_cred;
688 struct vnode *vp = ap->a_vp;
689 struct hpfsnode *hp = VTOHP(vp);
690 accmode_t accmode = ap->a_accmode;
692 dprintf(("hpfs_access(0x%x):\n", hp->h_no));
695 * Disallow write attempts on read-only filesystems;
696 * unless the file is a socket, fifo, or a block or
697 * character device resident on the filesystem.
699 if (accmode & VWRITE) {
700 switch ((int)vp->v_type) {
704 if (vp->v_mount->mnt_flag & MNT_RDONLY)
710 return (vaccess(vp->v_type, hp->h_mode, hp->h_uid, hp->h_gid,
711 ap->a_accmode, ap->a_cred, NULL));
722 struct vop_open_args /* {
725 struct ucred *a_cred;
730 register struct vnode *vp = ap->a_vp;
731 register struct hpfsnode *hp = VTOHP(vp);
733 printf("hpfs_open(0x%x):\n",hp->h_no);
737 * Files marked append-only must be opened for appending.
746 * Update the times on the inode.
751 struct vop_close_args /* {
754 struct ucred *a_cred;
759 register struct vnode *vp = ap->a_vp;
760 register struct hpfsnode *hp = VTOHP(vp);
762 printf("hpfs_close: %d\n",hp->h_no);
770 struct hpfsmount *hpmp,
771 struct hpfsdirent *dep,
777 dprintf(("[no: 0x%x, size: %d, name: %2d:%.*s, flag: 0x%x] ",
778 dep->de_fnode, dep->de_size, dep->de_namelen,
779 dep->de_namelen, dep->de_name, dep->de_flag));
781 /*strncpy(cde.d_name, dep->de_name, dep->de_namelen);*/
782 for (i=0; i<dep->de_namelen; i++)
783 cde.d_name[i] = hpfs_d2u(hpmp, dep->de_name[i]);
785 cde.d_name[dep->de_namelen] = '\0';
786 cde.d_namlen = dep->de_namelen;
787 cde.d_fileno = dep->de_fnode;
788 cde.d_type = (dep->de_flag & DE_DIR) ? DT_DIR : DT_REG;
789 cde.d_reclen = sizeof(struct dirent);
791 error = uiomove((char *)&cde, sizeof(struct dirent), uio);
795 dprintf(("[0x%x] ", uio->uio_resid));
800 static struct dirent hpfs_de_dot =
801 { 0, sizeof(struct dirent), DT_DIR, 1, "." };
802 static struct dirent hpfs_de_dotdot =
803 { 0, sizeof(struct dirent), DT_DIR, 2, ".." };
806 struct vop_readdir_args /* {
809 struct ucred *a_cred;
814 register struct vnode *vp = ap->a_vp;
815 register struct hpfsnode *hp = VTOHP(vp);
816 struct hpfsmount *hpmp = hp->h_hpmp;
817 struct uio *uio = ap->a_uio;
818 int ncookies = 0, i, num, cnum;
823 struct hpfsdirent *dep;
828 dprintf(("hpfs_readdir(0x%x, 0x%x, 0x%x): ",hp->h_no,(u_int32_t)uio->uio_offset,uio->uio_resid));
830 off = uio->uio_offset;
832 if( uio->uio_offset < sizeof(struct dirent) ) {
833 dprintf((". faked, "));
834 hpfs_de_dot.d_fileno = hp->h_no;
835 error = uiomove((char *)&hpfs_de_dot,sizeof(struct dirent),uio);
843 if( uio->uio_offset < 2 * sizeof(struct dirent) ) {
844 dprintf((".. faked, "));
845 hpfs_de_dotdot.d_fileno = hp->h_fn.fn_parent;
847 error = uiomove((char *)&hpfs_de_dotdot, sizeof(struct dirent),
856 num = uio->uio_offset / sizeof(struct dirent) - 2;
859 lsn = ((alleaf_t *)hp->h_fn.fn_abd)->al_lsn;
865 dprintf(("[dive 0x%x] ", lsn));
866 error = bread(hp->h_devvp, lsn, D_BSIZE, NOCRED, &bp);
872 dp = (struct dirblk *) bp->b_data;
873 if (dp->d_magic != D_MAGIC) {
874 printf("hpfs_readdir: MAGIC DOESN'T MATCH\n");
882 dprintf(("[restore 0x%x] ", olsn));
884 while(!(dep->de_flag & DE_END) ) {
885 if((dep->de_flag & DE_DOWN) &&
886 (olsn == DE_DOWNLSN(dep)))
888 dep = (hpfsdirent_t *)((caddr_t)dep + dep->de_reclen);
891 if((dep->de_flag & DE_DOWN) && (olsn == DE_DOWNLSN(dep))) {
892 if (dep->de_flag & DE_END)
895 if (!(dep->de_flag & DE_SPECIAL)) {
897 if (uio->uio_resid < sizeof(struct dirent)) {
899 dprintf(("[resid] "));
903 error = hpfs_de_uiomove(hpmp, dep, uio);
910 if (uio->uio_resid < sizeof(struct dirent)) {
912 dprintf(("[resid] "));
919 dep = (hpfsdirent_t *)((caddr_t)dep + dep->de_reclen);
921 printf("hpfs_readdir: ERROR! oLSN not found\n");
929 while(!(dep->de_flag & DE_END)) {
930 if(dep->de_flag & DE_DOWN) {
931 lsn = DE_DOWNLSN(dep);
937 if (!(dep->de_flag & DE_SPECIAL)) {
939 if (uio->uio_resid < sizeof(struct dirent)) {
941 dprintf(("[resid] "));
945 error = hpfs_de_uiomove(hpmp, dep, uio);
952 if (uio->uio_resid < sizeof(struct dirent)) {
954 dprintf(("[resid] "));
961 dep = (hpfsdirent_t *)((caddr_t)dep + dep->de_reclen);
964 if(dep->de_flag & DE_DOWN) {
965 dprintf(("[enddive] "));
966 lsn = DE_DOWNLSN(dep);
979 dprintf(("[level %d] ", level));
982 goto dive; /* undive really */
990 dprintf(("[readdone]\n"));
991 if (!error && ap->a_ncookies != NULL) {
992 struct dirent* dpStart;
997 dprintf(("%d cookies, ",ncookies));
998 if (uio->uio_segflg != UIO_SYSSPACE || uio->uio_iovcnt != 1)
999 panic("hpfs_readdir: unexpected uio from NFS server");
1000 dpStart = (struct dirent *)
1001 ((caddr_t)uio->uio_iov->iov_base -
1002 (uio->uio_offset - off));
1003 cookies = malloc(ncookies * sizeof(u_long),
1005 for (dp = dpStart, cookiep = cookies, i=0;
1007 dp = (struct dirent *)((caddr_t) dp + dp->d_reclen), i++) {
1008 off += dp->d_reclen;
1009 *cookiep++ = (u_int) off;
1011 *ap->a_ncookies = ncookies;
1012 *ap->a_cookies = cookies;
1020 struct vop_cachedlookup_args /* {
1021 struct vnode *a_dvp;
1022 struct vnode **a_vpp;
1023 struct componentname *a_cnp;
1026 register struct vnode *dvp = ap->a_dvp;
1027 register struct hpfsnode *dhp = VTOHP(dvp);
1028 struct hpfsmount *hpmp = dhp->h_hpmp;
1029 struct componentname *cnp = ap->a_cnp;
1030 struct ucred *cred = cnp->cn_cred;
1032 int nameiop = cnp->cn_nameiop;
1033 int flags = cnp->cn_flags;
1034 dprintf(("hpfs_lookup(0x%x, %s, %ld):\n",
1035 dhp->h_no, cnp->cn_nameptr, cnp->cn_namelen));
1037 if (nameiop != CREATE && nameiop != DELETE && nameiop != LOOKUP) {
1038 printf("hpfs_lookup: LOOKUP, DELETE and CREATE are only supported\n");
1039 return (EOPNOTSUPP);
1042 error = VOP_ACCESS(dvp, VEXEC, cred, cnp->cn_thread);
1046 if( (cnp->cn_namelen == 1) &&
1047 !strncmp(cnp->cn_nameptr,".",1) ) {
1048 dprintf(("hpfs_lookup(0x%x,...): . faked\n",dhp->h_no));
1054 } else if( (cnp->cn_namelen == 2) &&
1055 !strncmp(cnp->cn_nameptr,"..",2) && (flags & ISDOTDOT) ) {
1056 dprintf(("hpfs_lookup(0x%x,...): .. faked (0x%x)\n",
1057 dhp->h_no, dhp->h_fn.fn_parent));
1059 if (VFS_VGET(hpmp->hpm_mp, dhp->h_fn.fn_parent,
1060 LK_NOWAIT | LK_EXCLUSIVE, ap->a_vpp)) {
1062 error = VFS_VGET(hpmp->hpm_mp,
1063 dhp->h_fn.fn_parent, LK_EXCLUSIVE, ap->a_vpp);
1064 vn_lock(dvp, LK_EXCLUSIVE|LK_RETRY);
1071 struct hpfsdirent *dep;
1072 struct hpfsnode *hp;
1074 error = hpfs_genlookupbyname(dhp,
1075 cnp->cn_nameptr, cnp->cn_namelen, &bp, &dep);
1077 if ((error == ENOENT) && (flags & ISLASTCN) &&
1078 (nameiop == CREATE || nameiop == RENAME)) {
1079 cnp->cn_flags |= SAVENAME;
1080 return (EJUSTRETURN);
1086 dprintf(("hpfs_lookup: fnode: 0x%x, CPID: 0x%x\n",
1087 dep->de_fnode, dep->de_cpid));
1089 if (nameiop == DELETE && (flags & ISLASTCN)) {
1090 error = VOP_ACCESS(dvp, VWRITE, cred, cnp->cn_thread);
1097 if (dhp->h_no == dep->de_fnode) {
1104 error = VFS_VGET(hpmp->hpm_mp, dep->de_fnode, LK_EXCLUSIVE,
1107 printf("hpfs_lookup: VFS_VGET FAILED %d\n", error);
1112 hp = VTOHP(*ap->a_vpp);
1114 hp->h_mtime = dep->de_mtime;
1115 hp->h_ctime = dep->de_ctime;
1116 hp->h_atime = dep->de_atime;
1117 bcopy(dep->de_name, hp->h_name, dep->de_namelen);
1118 hp->h_name[dep->de_namelen] = '\0';
1119 hp->h_namelen = dep->de_namelen;
1120 hp->h_flag |= H_PARVALID;
1124 if ((flags & MAKEENTRY) &&
1125 (!(flags & ISLASTCN) ||
1126 (nameiop != DELETE && nameiop != CREATE)))
1127 cache_enter(dvp, *ap->a_vpp, cnp);
1134 struct vop_remove_args /* {
1135 struct vnode *a_dvp;
1137 struct componentname *a_cnp;
1142 dprintf(("hpfs_remove(0x%x, %s, %ld): \n", VTOHP(ap->a_vp)->h_no,
1143 ap->a_cnp->cn_nameptr, ap->a_cnp->cn_namelen));
1145 if (ap->a_vp->v_type == VDIR)
1148 error = hpfs_removefnode (ap->a_dvp, ap->a_vp, ap->a_cnp);
1154 struct vop_create_args /* {
1155 struct vnode *a_dvp;
1156 struct vnode **a_vpp;
1157 struct componentname *a_cnp;
1158 struct vattr *a_vap;
1163 dprintf(("hpfs_create(0x%x, %s, %ld): \n", VTOHP(ap->a_dvp)->h_no,
1164 ap->a_cnp->cn_nameptr, ap->a_cnp->cn_namelen));
1166 if (!(ap->a_cnp->cn_flags & HASBUF))
1167 panic ("hpfs_create: no name\n");
1169 error = hpfs_makefnode (ap->a_dvp, ap->a_vpp, ap->a_cnp, ap->a_vap);
1175 * Return POSIX pathconf information applicable to NTFS filesystem
1179 struct vop_pathconf_args /* {
1182 register_t *a_retval;
1185 switch (ap->a_name) {
1190 *ap->a_retval = HPFS_MAXFILENAME;
1193 *ap->a_retval = PATH_MAX;
1195 case _PC_CHOWN_RESTRICTED:
1209 struct vop_vptofh_args /* {
1214 register struct hpfsnode *hpp;
1215 register struct hpfid *hpfhp;
1217 hpp = VTOHP(ap->a_vp);
1218 hpfhp = (struct hpfid *)ap->a_fhp;
1219 hpfhp->hpfid_len = sizeof(struct hpfid);
1220 hpfhp->hpfid_ino = hpp->h_no;
1221 /* hpfhp->hpfid_gen = hpp->h_gen; */
1227 * Global vfs data structures
1229 struct vop_vector hpfs_vnodeops = {
1230 .vop_default = &default_vnodeops,
1232 .vop_access = hpfs_access,
1233 .vop_bmap = hpfs_bmap,
1234 .vop_cachedlookup = hpfs_lookup,
1235 .vop_close = hpfs_close,
1236 .vop_create = hpfs_create,
1237 .vop_fsync = hpfs_fsync,
1238 .vop_getattr = hpfs_getattr,
1239 .vop_inactive = hpfs_inactive,
1240 .vop_ioctl = hpfs_ioctl,
1241 .vop_lookup = vfs_cache_lookup,
1242 .vop_open = hpfs_open,
1243 .vop_pathconf = hpfs_pathconf,
1244 .vop_print = hpfs_print,
1245 .vop_read = hpfs_read,
1246 .vop_readdir = hpfs_readdir,
1247 .vop_reclaim = hpfs_reclaim,
1248 .vop_remove = hpfs_remove,
1249 .vop_setattr = hpfs_setattr,
1250 .vop_strategy = hpfs_strategy,
1251 .vop_write = hpfs_write,
1252 .vop_vptofh = hpfs_vptofh,