2 * Copyright (c) 2000-2001 Boris Popov
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.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Boris Popov.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * $FreeBSD: src/sys/fs/smbfs/smbfs_vnops.c,v 1.2.2.8 2003/04/04 08:57:23 tjr Exp $
33 * $DragonFly: src/sys/vfs/smbfs/smbfs_vnops.c,v 1.29 2006/05/05 21:15:10 dillon Exp $
35 #include <sys/param.h>
36 #include <sys/systm.h>
37 #include <sys/kernel.h>
39 #include <sys/namei.h>
40 #include <sys/fcntl.h>
41 #include <sys/mount.h>
42 #include <sys/unistd.h>
43 #include <sys/vnode.h>
44 #include <sys/lockf.h>
47 #include <vm/vm_extern.h>
48 #include <vm/vm_zone.h>
51 #include <netproto/smb/smb.h>
52 #include <netproto/smb/smb_conn.h>
53 #include <netproto/smb/smb_subr.h>
56 #include "smbfs_node.h"
57 #include "smbfs_subr.h"
62 * Prototypes for SMBFS vnode operations
64 static int smbfs_create(struct vop_old_create_args *);
65 static int smbfs_mknod(struct vop_old_mknod_args *);
66 static int smbfs_open(struct vop_open_args *);
67 static int smbfs_closel(struct vop_close_args *);
68 static int smbfs_access(struct vop_access_args *);
69 static int smbfs_getattr(struct vop_getattr_args *);
70 static int smbfs_setattr(struct vop_setattr_args *);
71 static int smbfs_read(struct vop_read_args *);
72 static int smbfs_write(struct vop_write_args *);
73 static int smbfs_fsync(struct vop_fsync_args *);
74 static int smbfs_remove(struct vop_old_remove_args *);
75 static int smbfs_link(struct vop_old_link_args *);
76 static int smbfs_lookup(struct vop_old_lookup_args *);
77 static int smbfs_rename(struct vop_old_rename_args *);
78 static int smbfs_mkdir(struct vop_old_mkdir_args *);
79 static int smbfs_rmdir(struct vop_old_rmdir_args *);
80 static int smbfs_symlink(struct vop_old_symlink_args *);
81 static int smbfs_readdir(struct vop_readdir_args *);
82 static int smbfs_bmap(struct vop_bmap_args *);
83 static int smbfs_strategy(struct vop_strategy_args *);
84 static int smbfs_print(struct vop_print_args *);
85 static int smbfs_pathconf(struct vop_pathconf_args *ap);
86 static int smbfs_advlock(struct vop_advlock_args *);
87 static int smbfs_getextattr(struct vop_getextattr_args *ap);
89 struct vnodeopv_entry_desc smbfs_vnodeop_entries[] = {
90 { &vop_default_desc, vop_defaultop },
91 { &vop_access_desc, (vnodeopv_entry_t) smbfs_access },
92 { &vop_advlock_desc, (vnodeopv_entry_t) smbfs_advlock },
93 { &vop_bmap_desc, (vnodeopv_entry_t) smbfs_bmap },
94 { &vop_close_desc, (vnodeopv_entry_t) smbfs_closel },
95 { &vop_old_create_desc, (vnodeopv_entry_t) smbfs_create },
96 { &vop_fsync_desc, (vnodeopv_entry_t) smbfs_fsync },
97 { &vop_getattr_desc, (vnodeopv_entry_t) smbfs_getattr },
98 { &vop_getpages_desc, (vnodeopv_entry_t) smbfs_getpages },
99 { &vop_inactive_desc, (vnodeopv_entry_t) smbfs_inactive },
100 { &vop_ioctl_desc, (vnodeopv_entry_t) smbfs_ioctl },
101 { &vop_islocked_desc, (vnodeopv_entry_t) vop_stdislocked },
102 { &vop_old_link_desc, (vnodeopv_entry_t) smbfs_link },
103 { &vop_lock_desc, (vnodeopv_entry_t) vop_stdlock },
104 { &vop_old_lookup_desc, (vnodeopv_entry_t) smbfs_lookup },
105 { &vop_old_mkdir_desc, (vnodeopv_entry_t) smbfs_mkdir },
106 { &vop_old_mknod_desc, (vnodeopv_entry_t) smbfs_mknod },
107 { &vop_open_desc, (vnodeopv_entry_t) smbfs_open },
108 { &vop_pathconf_desc, (vnodeopv_entry_t) smbfs_pathconf },
109 { &vop_print_desc, (vnodeopv_entry_t) smbfs_print },
110 { &vop_putpages_desc, (vnodeopv_entry_t) smbfs_putpages },
111 { &vop_read_desc, (vnodeopv_entry_t) smbfs_read },
112 { &vop_readdir_desc, (vnodeopv_entry_t) smbfs_readdir },
113 { &vop_reclaim_desc, (vnodeopv_entry_t) smbfs_reclaim },
114 { &vop_old_remove_desc, (vnodeopv_entry_t) smbfs_remove },
115 { &vop_old_rename_desc, (vnodeopv_entry_t) smbfs_rename },
116 { &vop_old_rmdir_desc, (vnodeopv_entry_t) smbfs_rmdir },
117 { &vop_setattr_desc, (vnodeopv_entry_t) smbfs_setattr },
118 { &vop_strategy_desc, (vnodeopv_entry_t) smbfs_strategy },
119 { &vop_old_symlink_desc, (vnodeopv_entry_t) smbfs_symlink },
120 { &vop_unlock_desc, (vnodeopv_entry_t) vop_stdunlock },
121 { &vop_write_desc, (vnodeopv_entry_t) smbfs_write },
122 { &vop_getextattr_desc, (vnodeopv_entry_t) smbfs_getextattr },
123 /* { &vop_setextattr_desc, (vnodeopv_entry_t) smbfs_setextattr },*/
128 * smbfs_access(struct vnode *a_vp, int a_mode, struct ucred *a_cred,
129 * struct thread *a_td)
132 smbfs_access(struct vop_access_args *ap)
134 struct vnode *vp = ap->a_vp;
135 struct ucred *cred = ap->a_cred;
136 u_int mode = ap->a_mode;
137 struct smbmount *smp = VTOSMBFS(vp);
141 if ((mode & VWRITE) && (vp->v_mount->mnt_flag & MNT_RDONLY)) {
142 switch (vp->v_type) {
143 case VREG: case VDIR: case VLNK:
149 if (cred->cr_uid == 0)
151 if (cred->cr_uid != smp->sm_args.uid) {
153 if (!groupmember(smp->sm_args.gid, cred))
156 error = (((vp->v_type == VREG) ? smp->sm_args.file_mode : smp->sm_args.dir_mode) & mode) == mode ? 0 : EACCES;
161 * smbfs_open(struct vnode *a_vp, int a_mode, struct ucred *a_cred,
162 * struct thread *a_td)
166 smbfs_open(struct vop_open_args *ap)
168 struct vnode *vp = ap->a_vp;
169 struct smbnode *np = VTOSMB(vp);
170 struct smb_cred scred;
172 int mode = ap->a_mode;
175 SMBVDEBUG("%s,%d\n", np->n_name, np->n_opencount);
176 if (vp->v_type != VREG && vp->v_type != VDIR) {
177 SMBFSERR("open eacces vtype=%d\n", vp->v_type);
180 if (vp->v_type == VDIR) {
181 if (np->n_opencount == 0)
182 np->n_cached_cred = crhold(ap->a_cred);
184 return (vop_stdopen(ap));
186 if (np->n_flag & NMODIFIED) {
187 if ((error = smbfs_vinvalbuf(vp, V_SAVE, ap->a_td, 1)) == EINTR)
189 smbfs_attr_cacheremove(vp);
190 error = VOP_GETATTR(vp, &vattr, ap->a_td);
193 np->n_mtime.tv_sec = vattr.va_mtime.tv_sec;
195 error = VOP_GETATTR(vp, &vattr, ap->a_td);
198 if (np->n_mtime.tv_sec != vattr.va_mtime.tv_sec) {
199 error = smbfs_vinvalbuf(vp, V_SAVE, ap->a_td, 1);
202 np->n_mtime.tv_sec = vattr.va_mtime.tv_sec;
205 if (np->n_opencount) {
207 return (vop_stdopen(ap));
209 accmode = SMB_AM_OPENREAD;
210 if ((vp->v_mount->mnt_flag & MNT_RDONLY) == 0)
211 accmode = SMB_AM_OPENRW;
212 smb_makescred(&scred, ap->a_td, ap->a_cred);
213 error = smbfs_smb_open(np, accmode, &scred);
217 accmode = SMB_AM_OPENREAD;
218 error = smbfs_smb_open(np, accmode, &scred);
221 np->n_cached_cred = crhold(ap->a_cred);
224 smbfs_attr_cacheremove(vp);
231 smbfs_closel(struct vop_close_args *ap)
233 struct vnode *vp = ap->a_vp;
234 struct smbnode *np = VTOSMB(vp);
235 struct thread *td = ap->a_td;
236 struct smb_cred scred;
240 SMBVDEBUG("name=%s, pid=%d, c=%d\n",np->n_name, p->p_pid, np->n_opencount);
242 smb_makescred(&scred, td, proc0.p_ucred);
245 if (np->n_opencount == 0) {
246 if (vp->v_type != VDIR)
247 SMBERROR("Negative opencount\n");
251 if (vp->v_type == VDIR) {
255 smbfs_findclose(np->n_dirseq, &scred);
259 error = smbfs_vinvalbuf(vp, V_SAVE, td, 1);
262 VOP_GETATTR(vp, &vattr, td);
263 error = smbfs_smb_close(np->n_mount->sm_share, np->n_fid,
264 &np->n_mtime, &scred);
266 crfree(np->n_cached_cred);
267 np->n_cached_cred = NULL;
268 smbfs_attr_cacheremove(vp);
275 * smbfs_getattr call from vfs.
277 * smbfs_getattr(struct vnode *a_vp, struct vattr *a_vap, struct thread *a_td)
280 smbfs_getattr(struct vop_getattr_args *ap)
282 struct vnode *vp = ap->a_vp;
283 struct smbnode *np = VTOSMB(vp);
284 struct vattr *va=ap->a_vap;
285 struct smbfattr fattr;
286 struct smb_cred scred;
290 SMBVDEBUG("%lx: '%s' %d\n", (long)vp, np->n_name, (vp->v_flag & VROOT) != 0);
291 error = smbfs_attr_cachelookup(vp, va);
294 SMBVDEBUG("not in the cache\n");
295 smb_makescred(&scred, ap->a_td, proc0.p_ucred);
296 oldsize = np->n_size;
297 error = smbfs_smb_lookup(np, NULL, 0, &fattr, &scred);
299 SMBVDEBUG("error %d\n", error);
302 smbfs_attr_cacheenter(vp, &fattr);
303 smbfs_attr_cachelookup(vp, va);
305 np->n_size = oldsize;
310 * smbfs_setattr(struct vnode *a_vp, struct vattr *a_vap, struct ucred *a_cred,
311 * struct thread *a_td)
314 smbfs_setattr(struct vop_setattr_args *ap)
316 struct vnode *vp = ap->a_vp;
317 struct smbnode *np = VTOSMB(vp);
318 struct vattr *vap = ap->a_vap;
319 struct timespec *mtime, *atime;
320 struct smb_cred scred;
321 struct smb_share *ssp = np->n_mount->sm_share;
322 struct smb_vc *vcp = SSTOVC(ssp);
324 int isreadonly, doclose, error = 0;
327 if (vap->va_flags != VNOVAL)
329 isreadonly = (vp->v_mount->mnt_flag & MNT_RDONLY);
331 * Disallow write attempts if the filesystem is mounted read-only.
333 if ((vap->va_uid != (uid_t)VNOVAL || vap->va_gid != (gid_t)VNOVAL ||
334 vap->va_atime.tv_sec != VNOVAL || vap->va_mtime.tv_sec != VNOVAL ||
335 vap->va_mode != (mode_t)VNOVAL) && isreadonly)
337 smb_makescred(&scred, ap->a_td, ap->a_cred);
338 if (vap->va_size != VNOVAL) {
339 switch (vp->v_type) {
350 vnode_pager_setsize(vp, (u_long)vap->va_size);
352 np->n_size = vap->va_size;
353 if (np->n_opencount == 0) {
354 error = smbfs_smb_open(np, SMB_AM_OPENRW, &scred);
359 error = smbfs_smb_setfsize(np, vap->va_size, &scred);
361 smbfs_smb_close(ssp, np->n_fid, NULL, &scred);
364 vnode_pager_setsize(vp, (u_long)tsize);
368 mtime = atime = NULL;
369 if (vap->va_mtime.tv_sec != VNOVAL)
370 mtime = &vap->va_mtime;
371 if (vap->va_atime.tv_sec != VNOVAL)
372 atime = &vap->va_atime;
373 if (mtime != atime) {
374 if (ap->a_cred->cr_uid != VTOSMBFS(vp)->sm_args.uid &&
375 (error = suser_cred(ap->a_cred, PRISON_ROOT)) &&
376 ((vap->va_vaflags & VA_UTIMES_NULL) == 0 ||
377 (error = VOP_ACCESS(vp, VWRITE, ap->a_cred, ap->a_td))))
381 mtime = &np->n_mtime;
383 atime = &np->n_atime;
386 * If file is opened, then we can use handle based calls.
387 * If not, use path based ones.
389 if (np->n_opencount == 0) {
390 if (vcp->vc_flags & SMBV_WIN95) {
391 error = VOP_OPEN(vp, FWRITE, ap->a_cred, NULL, ap->a_td);
393 /* error = smbfs_smb_setfattrNT(np, 0, mtime, atime, &scred);
394 VOP_GETATTR(vp, &vattr, ap->a_td);*/
396 np->n_mtime = *mtime;
397 VOP_CLOSE(vp, FWRITE, ap->a_td);
399 } else if ((vcp->vc_sopt.sv_caps & SMB_CAP_NT_SMBS)) {
400 error = smbfs_smb_setptime2(np, mtime, atime, 0, &scred);
401 /* error = smbfs_smb_setpattrNT(np, 0, mtime, atime, &scred);*/
402 } else if (SMB_DIALECT(vcp) >= SMB_DIALECT_LANMAN2_0) {
403 error = smbfs_smb_setptime2(np, mtime, atime, 0, &scred);
405 error = smbfs_smb_setpattr(np, 0, mtime, &scred);
408 if (vcp->vc_sopt.sv_caps & SMB_CAP_NT_SMBS) {
409 error = smbfs_smb_setfattrNT(np, 0, mtime, atime, &scred);
410 } else if (SMB_DIALECT(vcp) >= SMB_DIALECT_LANMAN1_0) {
411 error = smbfs_smb_setftime(np, mtime, atime, &scred);
414 * I have no idea how to handle this for core
415 * level servers. The possible solution is to
416 * update mtime after file is closed.
418 SMBERROR("can't update times on an opened file\n");
423 * Invalidate attribute cache in case if server doesn't set
424 * required attributes.
426 smbfs_attr_cacheremove(vp); /* invalidate cache */
427 VOP_GETATTR(vp, vap, ap->a_td);
428 np->n_mtime.tv_sec = vap->va_mtime.tv_sec;
434 * smbfs_read(struct vnode *a_vp, struct uio *a_uio, int a_ioflag,
435 * struct ucred *a_cred)
438 smbfs_read(struct vop_read_args *ap)
440 struct vnode *vp = ap->a_vp;
441 struct uio *uio = ap->a_uio;
444 if (vp->v_type != VREG && vp->v_type != VDIR)
446 return smbfs_readvnode(vp, uio, ap->a_cred);
450 * smbfs_write(struct vnode *a_vp, struct uio *a_uio, int a_ioflag,
451 * struct ucred *a_cred)
454 smbfs_write(struct vop_write_args *ap)
456 struct vnode *vp = ap->a_vp;
457 struct uio *uio = ap->a_uio;
459 SMBVDEBUG("%d,ofs=%d,sz=%d\n",vp->v_type, (int)uio->uio_offset, uio->uio_resid);
460 if (vp->v_type != VREG)
462 return smbfs_writevnode(vp, uio, ap->a_cred,ap->a_ioflag);
466 * Create a regular file. On entry the directory to contain the file being
467 * created is locked. We must release before we return.
469 * smbfs_create(struct vnode *a_dvp, struct vnode **a_vpp,
470 * struct componentname *a_cnp, struct vattr *a_vap)
473 smbfs_create(struct vop_old_create_args *ap)
475 struct vnode *dvp = ap->a_dvp;
476 struct vattr *vap = ap->a_vap;
477 struct vnode **vpp=ap->a_vpp;
478 struct componentname *cnp = ap->a_cnp;
479 struct smbnode *dnp = VTOSMB(dvp);
482 struct smbfattr fattr;
483 struct smb_cred scred;
484 char *name = cnp->cn_nameptr;
485 int nmlen = cnp->cn_namelen;
491 if (vap->va_type != VREG)
493 if ((error = VOP_GETATTR(dvp, &vattr, cnp->cn_td)))
495 smb_makescred(&scred, cnp->cn_td, cnp->cn_cred);
497 error = smbfs_smb_create(dnp, name, nmlen, &scred);
500 error = smbfs_smb_lookup(dnp, name, nmlen, &fattr, &scred);
503 error = smbfs_nget(VTOVFS(dvp), dvp, name, nmlen, &fattr, &vp);
511 * smbfs_remove(struct vnodeop_desc *a_desc, struct vnode *a_dvp,
512 * struct vnode *a_vp, struct componentname *a_cnp)
515 smbfs_remove(struct vop_old_remove_args *ap)
517 struct vnode *vp = ap->a_vp;
518 /* struct vnode *dvp = ap->a_dvp;*/
519 struct componentname *cnp = ap->a_cnp;
520 struct smbnode *np = VTOSMB(vp);
521 struct smb_cred scred;
524 if (vp->v_type == VDIR || np->n_opencount || vp->v_usecount != 1)
526 smb_makescred(&scred, cnp->cn_td, cnp->cn_cred);
527 error = smbfs_smb_delete(np, &scred);
532 * smbfs_file rename call
534 * smbfs_rename(struct vnode *a_fdvp, struct vnode *a_fvp,
535 * struct componentname *a_fcnp, struct vnode *a_tdvp,
536 * struct vnode *a_tvp, struct componentname *a_tcnp)
539 smbfs_rename(struct vop_old_rename_args *ap)
541 struct vnode *fvp = ap->a_fvp;
542 struct vnode *tvp = ap->a_tvp;
543 struct vnode *fdvp = ap->a_fdvp;
544 struct vnode *tdvp = ap->a_tdvp;
545 struct componentname *tcnp = ap->a_tcnp;
546 /* struct componentname *fcnp = ap->a_fcnp;*/
547 struct smb_cred scred;
551 /* Check for cross-device rename */
552 if ((fvp->v_mount != tdvp->v_mount) ||
553 (tvp && (fvp->v_mount != tvp->v_mount))) {
558 if (tvp && tvp->v_usecount > 1) {
562 flags = 0x10; /* verify all writes */
563 if (fvp->v_type == VDIR) {
565 } else if (fvp->v_type == VREG) {
571 smb_makescred(&scred, tcnp->cn_td, tcnp->cn_cred);
573 * It seems that Samba doesn't implement SMB_COM_MOVE call...
576 if (SMB_DIALECT(SSTOCN(smp->sm_share)) >= SMB_DIALECT_LANMAN1_0) {
577 error = smbfs_smb_move(VTOSMB(fvp), VTOSMB(tdvp),
578 tcnp->cn_nameptr, tcnp->cn_namelen, flags, &scred);
583 * We have to do the work atomicaly
585 if (tvp && tvp != fvp) {
586 error = smbfs_smb_delete(VTOSMB(tvp), &scred);
590 error = smbfs_smb_rename(VTOSMB(fvp), VTOSMB(tdvp),
591 tcnp->cn_nameptr, tcnp->cn_namelen, &scred);
595 smbfs_attr_cacheremove(fdvp);
596 smbfs_attr_cacheremove(tdvp);
606 #ifdef possible_mistake
616 * somtime it will come true...
618 * smbfs_link(struct vnode *a_tdvp, struct vnode *a_vp,
619 * struct componentname *a_cnp)
622 smbfs_link(struct vop_old_link_args *ap)
628 * smbfs_symlink link create call.
629 * Sometime it will be functional...
631 * smbfs_symlink(struct vnode *a_dvp, struct vnode **a_vpp,
632 * struct componentname *a_cnp, struct vattr *a_vap,
636 smbfs_symlink(struct vop_old_symlink_args *ap)
642 smbfs_mknod(struct vop_old_mknod_args *ap)
648 * smbfs_mkdir(struct vnode *a_dvp, struct vnode **a_vpp,
649 * struct componentname *a_cnp, struct vattr *a_vap)
652 smbfs_mkdir(struct vop_old_mkdir_args *ap)
654 struct vnode *dvp = ap->a_dvp;
655 /* struct vattr *vap = ap->a_vap;*/
657 struct componentname *cnp = ap->a_cnp;
658 struct smbnode *dnp = VTOSMB(dvp);
660 struct smb_cred scred;
661 struct smbfattr fattr;
662 char *name = cnp->cn_nameptr;
663 int len = cnp->cn_namelen;
666 if ((error = VOP_GETATTR(dvp, &vattr, cnp->cn_td))) {
669 if ((name[0] == '.') && ((len == 1) || ((len == 2) && (name[1] == '.'))))
671 smb_makescred(&scred, cnp->cn_td, cnp->cn_cred);
672 error = smbfs_smb_mkdir(dnp, name, len, &scred);
675 error = smbfs_smb_lookup(dnp, name, len, &fattr, &scred);
678 error = smbfs_nget(VTOVFS(dvp), dvp, name, len, &fattr, &vp);
686 * smbfs_remove directory call
688 * smbfs_rmdir(struct vnode *a_dvp, struct vnode *a_vp,
689 * struct componentname *a_cnp)
692 smbfs_rmdir(struct vop_old_rmdir_args *ap)
694 struct vnode *vp = ap->a_vp;
695 struct vnode *dvp = ap->a_dvp;
696 struct componentname *cnp = ap->a_cnp;
697 /* struct smbmount *smp = VTOSMBFS(vp);*/
698 struct smbnode *dnp = VTOSMB(dvp);
699 struct smbnode *np = VTOSMB(vp);
700 struct smb_cred scred;
706 smb_makescred(&scred, cnp->cn_td, cnp->cn_cred);
707 error = smbfs_smb_rmdir(np, &scred);
708 dnp->n_flag |= NMODIFIED;
709 smbfs_attr_cacheremove(dvp);
716 * smbfs_readdir(struct vnode *a_vp, struct uio *a_uio, struct ucred *a_cred,
717 * int *a_eofflag, u_long *a_cookies, int a_ncookies)
720 smbfs_readdir(struct vop_readdir_args *ap)
722 struct vnode *vp = ap->a_vp;
723 struct uio *uio = ap->a_uio;
726 if (vp->v_type != VDIR)
729 if (ap->a_ncookies) {
730 printf("smbfs_readdir: no support for cookies now...");
734 error = smbfs_readvnode(vp, uio, ap->a_cred);
739 * smbfs_fsync(struct vnodeop_desc *a_desc, struct vnode *a_vp,
740 * struct ucred *a_cred, int a_waitfor, struct thread *a_td)
744 smbfs_fsync(struct vop_fsync_args *ap)
746 /* return (smb_flush(ap->a_vp, ap->a_cred, ap->a_waitfor, ap->a_td, 1));*/
751 * smbfs_print(struct vnode *a_vp)
754 smbfs_print(struct vop_print_args *ap)
756 struct vnode *vp = ap->a_vp;
757 struct smbnode *np = VTOSMB(vp);
760 printf("no smbnode data\n");
763 printf("tag VT_SMBFS, name = %s, parent = %p, opencount = %d",
764 np->n_name, np->n_parent ? np->n_parent : NULL,
766 lockmgr_printinfo(&vp->v_lock);
772 * smbfs_pathconf(struct vnode *vp, int name, register_t *retval)
775 smbfs_pathconf(struct vop_pathconf_args *ap)
777 struct smbmount *smp = VFSTOSMBFS(VTOVFS(ap->a_vp));
778 struct smb_vc *vcp = SSTOVC(smp->sm_share);
779 register_t *retval = ap->a_retval;
782 switch (ap->a_name) {
787 *retval = (vcp->vc_hflags2 & SMB_FLAGS2_KNOWS_LONG_NAMES) ? 255 : 12;
790 *retval = 800; /* XXX: a correct one ? */
799 * smbfs_strategy(struct vnode *a_vp, struct bio *a_bio)
802 smbfs_strategy(struct vop_strategy_args *ap)
804 struct bio *bio = ap->a_bio;
805 struct buf *bp = bio->bio_buf;
806 struct thread *td = NULL;
810 if ((bp->b_flags & B_ASYNC) == 0)
811 td = curthread; /* XXX */
813 if ((bp->b_flags & B_ASYNC) == 0 )
814 error = smbfs_doio(ap->a_vp, bio, proc0.p_ucred, td);
819 * smbfs_bmap(struct vnode *a_vp, off_t a_loffset, struct vnode **a_vpp,
820 * off_t *a_doffsetp, int *a_runp, int *a_runb)
823 smbfs_bmap(struct vop_bmap_args *ap)
825 struct vnode *vp = ap->a_vp;
827 if (ap->a_vpp != NULL)
829 if (ap->a_doffsetp != NULL)
830 *ap->a_doffsetp = ap->a_loffset;
831 if (ap->a_runp != NULL)
833 if (ap->a_runb != NULL)
839 * smbfs_ioctl(struct vnode *a_vp, u_long a_command, caddr_t a_data,
840 * int fflag, struct ucred *cred, struct proc *p)
843 smbfs_ioctl(struct vop_ioctl_args *ap)
848 static char smbfs_atl[] = "rhsvda";
850 smbfs_getextattr(struct vop_getextattr_args *ap)
852 IN struct vnode *a_vp;
854 INOUT struct uio *a_uio;
855 IN struct ucred *a_cred;
856 IN struct thread *a_td;
860 struct vnode *vp = ap->a_vp;
861 struct thread *td = ap->a_td;
862 struct ucred *cred = ap->a_cred;
863 struct uio *uio = ap->a_uio;
864 const char *name = ap->a_name;
865 struct smbnode *np = VTOSMB(vp);
870 error = VOP_ACCESS(vp, VREAD, cred, td);
873 error = VOP_GETATTR(vp, &vattr, td);
876 if (strcmp(name, "dosattr") == 0) {
877 attr = np->n_dosattr;
878 for (i = 0; i < 6; i++, attr >>= 1)
879 buf[i] = (attr & 1) ? smbfs_atl[i] : '-';
881 error = uiomove(buf, i, uio);
889 * Since we expected to support F_GETLK (and SMB protocol has no such function),
890 * it is necessary to use lf_advlock(). It would be nice if this function had
891 * a callback mechanism because it will help to improve a level of consistency.
893 * smbfs_advlock(struct vnode *a_vp, caddr_t a_id, int a_op,
894 * struct flock *a_fl, int a_flags)
897 smbfs_advlock(struct vop_advlock_args *ap)
899 struct vnode *vp = ap->a_vp;
900 struct smbnode *np = VTOSMB(vp);
901 struct flock *fl = ap->a_fl;
902 caddr_t id = (caddr_t)1 /* ap->a_id */;
903 /* int flags = ap->a_flags;*/
904 struct thread *td = curthread; /* XXX */
905 struct smb_cred scred;
906 off_t start, end, size;
909 if (vp->v_type == VDIR) {
911 * SMB protocol have no support for directory locking.
912 * Although locks can be processed on local machine, I don't
913 * think that this is a good idea, because some programs
914 * can work wrong assuming directory is locked. So, we just
915 * return 'operation not supported
920 switch (fl->l_whence) {
926 start = fl->l_start + size;
935 end = start + fl->l_len - 1;
939 smb_makescred(&scred, td, td->td_proc ? td->td_proc->p_ucred : NULL);
942 switch (fl->l_type) {
944 lkop = SMB_LOCK_EXCL;
947 lkop = SMB_LOCK_SHARED;
950 lkop = SMB_LOCK_RELEASE;
955 error = lf_advlock(ap, &np->n_lockf, size);
958 lkop = SMB_LOCK_EXCL;
959 error = smbfs_smb_lock(np, lkop, id, start, end, &scred);
962 lf_advlock(ap, &np->n_lockf, size);
966 lf_advlock(ap, &np->n_lockf, size);
967 error = smbfs_smb_lock(np, SMB_LOCK_RELEASE, id, start, end, &scred);
970 error = lf_advlock(ap, &np->n_lockf, size);
979 smbfs_pathcheck(struct smbmount *smp, const char *name, int nmlen, int nameiop)
981 static const char *badchars = "*/\[]:<>=;?";
982 static const char *badchars83 = " +|,";
986 if (nameiop == NAMEI_LOOKUP)
989 if (SMB_DIALECT(SSTOVC(smp->sm_share)) < SMB_DIALECT_LANMAN2_0) {
991 * Name should conform 8.3 format
995 cp = index(name, '.');
998 if (cp == name || (cp - name) > 8)
1000 cp = index(cp + 1, '.');
1003 for (cp = name, i = 0; i < nmlen; i++, cp++)
1004 if (index(badchars83, *cp) != NULL)
1007 for (cp = name, i = 0; i < nmlen; i++, cp++)
1008 if (index(badchars, *cp) != NULL)
1014 * Things go even weird without fixed inode numbers...
1016 * smbfs_lookup(struct vnodeop_desc *a_desc, struct vnode *a_dvp,
1017 * struct vnode **a_vpp, struct componentname *a_cnp)
1020 smbfs_lookup(struct vop_old_lookup_args *ap)
1022 struct componentname *cnp = ap->a_cnp;
1023 struct thread *td = cnp->cn_td;
1024 struct vnode *dvp = ap->a_dvp;
1025 struct vnode **vpp = ap->a_vpp;
1027 struct smbmount *smp;
1028 struct mount *mp = dvp->v_mount;
1029 struct smbnode *dnp;
1030 struct smbfattr fattr, *fap;
1031 struct smb_cred scred;
1032 char *name = cnp->cn_nameptr;
1033 int flags = cnp->cn_flags;
1034 int nameiop = cnp->cn_nameiop;
1035 int nmlen = cnp->cn_namelen;
1036 int lockparent, wantparent, error, isdot;
1039 cnp->cn_flags &= ~CNP_PDIRUNLOCK;
1040 if (dvp->v_type != VDIR)
1042 if ((flags & CNP_ISDOTDOT) && (dvp->v_flag & VROOT)) {
1043 SMBFSERR("invalid '..'\n");
1046 #ifdef SMB_VNODE_DEBUG
1053 SMBVDEBUG("%d '%s' in '%s' id=d\n", nameiop, name,
1054 VTOSMB(dvp)->n_name);
1058 if ((mp->mnt_flag & MNT_RDONLY) && nameiop != NAMEI_LOOKUP)
1060 if ((error = VOP_ACCESS(dvp, VEXEC, cnp->cn_cred, td)) != 0)
1062 lockparent = flags & CNP_LOCKPARENT;
1063 wantparent = flags & (CNP_LOCKPARENT | CNP_WANTPARENT);
1064 smp = VFSTOSMBFS(mp);
1066 isdot = (nmlen == 1 && name[0] == '.');
1068 error = smbfs_pathcheck(smp, cnp->cn_nameptr, cnp->cn_namelen, nameiop);
1075 smb_makescred(&scred, td, cnp->cn_cred);
1077 if (flags & CNP_ISDOTDOT) {
1078 error = smbfs_smb_lookup(VTOSMB(dnp->n_parent), NULL, 0, fap,
1080 SMBVDEBUG("result of dotdot lookup: %d\n", error);
1083 error = smbfs_smb_lookup(dnp, name, nmlen, fap, &scred);
1084 /* if (cnp->cn_namelen == 1 && cnp->cn_nameptr[0] == '.')*/
1085 SMBVDEBUG("result of smbfs_smb_lookup: %d\n", error);
1087 if (error && error != ENOENT)
1089 if (error) { /* entry not found */
1091 * Handle RENAME or CREATE case...
1093 if ((nameiop == NAMEI_CREATE || nameiop == NAMEI_RENAME) && wantparent) {
1094 error = VOP_ACCESS(dvp, VWRITE, cnp->cn_cred, td);
1099 cnp->cn_flags |= CNP_PDIRUNLOCK;
1101 return (EJUSTRETURN);
1105 SMBVDEBUG("Found entry %s with id=%d\n", fap->entryName, fap->dirEntNum);
1108 * handle DELETE case ...
1110 if (nameiop == NAMEI_DELETE) { /* delete last component */
1111 error = VOP_ACCESS(dvp, VWRITE, cnp->cn_cred, td);
1119 error = smbfs_nget(mp, dvp, name, nmlen, fap, &vp);
1125 cnp->cn_flags |= CNP_PDIRUNLOCK;
1129 if (nameiop == NAMEI_RENAME && wantparent) {
1130 error = VOP_ACCESS(dvp, VWRITE, cnp->cn_cred, td);
1135 error = smbfs_nget(mp, dvp, name, nmlen, fap, &vp);
1141 cnp->cn_flags |= CNP_PDIRUNLOCK;
1145 if (flags & CNP_ISDOTDOT) {
1147 error = smbfs_nget(mp, dvp, name, nmlen, NULL, &vp);
1149 vn_lock(dvp, LK_EXCLUSIVE | LK_RETRY);
1153 error = vn_lock(dvp, LK_EXCLUSIVE);
1155 cnp->cn_flags |= CNP_PDIRUNLOCK;
1165 error = smbfs_nget(mp, dvp, name, nmlen, fap, &vp);
1169 SMBVDEBUG("lookup: getnewvp!\n");
1172 cnp->cn_flags |= CNP_PDIRUNLOCK;