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/netsmb/smb_conn.c,v 1.1.2.1 2001/05/22 08:32:33 bp Exp $
33 * $DragonFly: src/sys/netproto/smb/smb_conn.c,v 1.18 2006/09/05 00:55:49 dillon Exp $
40 #include <sys/param.h>
41 #include <sys/systm.h>
42 #include <sys/kernel.h>
43 #include <sys/malloc.h>
46 #include <sys/sysctl.h>
47 #include <sys/socketvar.h>
49 #include <sys/iconv.h>
55 #include "smb_trantcp.h"
57 static struct smb_connobj smb_vclist;
58 static int smb_vcnext = 1; /* next unique id for VC */
60 SYSCTL_NODE(_net, OID_AUTO, smb, CTLFLAG_RW, NULL, "SMB protocol");
62 MALLOC_DEFINE(M_SMBCONN, "SMB conn", "SMB connection");
64 static void smb_co_init(struct smb_connobj *cp, int level, char *objname);
65 static void smb_co_done(struct smb_connobj *cp);
66 static int smb_co_lockstatus(struct smb_connobj *cp, struct thread *td);
68 static int smb_vc_disconnect(struct smb_vc *vcp);
69 static void smb_vc_free(struct smb_connobj *cp);
70 static void smb_vc_gone(struct smb_connobj *cp, struct smb_cred *scred);
75 static void smb_co_ref(struct smb_connobj *cp);
76 static void smb_co_rele(struct smb_connobj *cp, struct smb_cred *scred);
77 static int smb_co_get(struct smb_connobj *cp, int flags, struct smb_cred *scred);
78 static void smb_co_put(struct smb_connobj *cp, struct smb_cred *scred);
79 static int smb_co_lock(struct smb_connobj *cp, int flags);
80 static void smb_co_unlock(struct smb_connobj *cp, int flags);
82 static smb_co_free_t smb_share_free;
83 static smb_co_gone_t smb_share_gone;
85 static int smb_sysctl_treedump(SYSCTL_HANDLER_ARGS);
87 SYSCTL_PROC(_net_smb, OID_AUTO, treedump, CTLFLAG_RD | CTLTYPE_OPAQUE,
88 NULL, 0, smb_sysctl_treedump, "S,treedump", "Requester tree");
93 smb_co_init(&smb_vclist, SMBL_SM, "smbsm");
94 smb_co_unlock(&smb_vclist, 0);
102 /* XXX: hold the mutex */
103 if (smb_vclist.co_usecount > 1) {
104 SMBERROR("%d connections still active\n", smb_vclist.co_usecount - 1);
107 smb_co_done(&smb_vclist);
112 smb_sm_lockvclist(int flags)
114 return smb_co_lock(&smb_vclist, flags | LK_CANRECURSE);
118 smb_sm_unlockvclist(void)
120 smb_co_unlock(&smb_vclist, LK_RELEASE);
124 smb_sm_lookupint(struct smb_vcspec *vcspec, struct smb_sharespec *shspec,
125 struct smb_cred *scred, struct smb_vc **vcpp)
131 vcspec->shspec = shspec;
133 SMBCO_FOREACH((struct smb_connobj*)vcp, &smb_vclist) {
134 error = smb_vc_lock(vcp, LK_EXCLUSIVE);
138 if ((vcp->obj.co_flags & SMBV_PRIVATE) ||
139 !CONNADDREQ(vcp->vc_paddr, vcspec->sap) ||
140 strcmp(vcp->vc_username, vcspec->username) != 0)
142 if (vcspec->owner != SMBM_ANY_OWNER) {
143 if (vcp->vc_uid != vcspec->owner)
147 if (vcspec->group != SMBM_ANY_GROUP) {
148 if (vcp->vc_grp != vcspec->group)
153 if (vcspec->mode & SMBM_EXACT) {
155 (vcspec->mode & SMBM_MASK) != vcp->vc_mode)
158 if (smb_vc_access(vcp, scred, vcspec->mode) != 0)
162 ithrow(smb_vc_lookupshare(vcp, shspec, scred, &vcspec->ssp));
166 smb_vc_unlock(vcp, 0);
180 smb_sm_lookup(struct smb_vcspec *vcspec, struct smb_sharespec *shspec,
181 struct smb_cred *scred, struct smb_vc **vcpp)
184 struct smb_share *ssp = NULL;
189 error = smb_sm_lockvclist(LK_EXCLUSIVE);
192 error = smb_sm_lookupint(vcspec, shspec, scred, vcpp);
193 if (error == 0 || (vcspec->flags & SMBV_CREATE) == 0) {
194 smb_sm_unlockvclist();
197 error = smb_sm_lookupint(vcspec, NULL, scred, &vcp);
199 error = smb_vc_create(vcspec, scred, &vcp);
202 error = smb_vc_connect(vcp, scred);
208 error = smb_share_create(vcp, shspec, scred, &ssp);
211 error = smb_smb_treeconnect(ssp, scred);
215 smb_share_put(ssp, scred);
217 smb_sm_unlockvclist();
221 smb_vc_put(vcp, scred);
226 * Common code for connection object
229 smb_co_init(struct smb_connobj *cp, int level, char *objname)
231 SLIST_INIT(&cp->co_children);
232 smb_sl_init(&cp->co_interlock, objname);
233 lockinit(&cp->co_lock, objname, 0, 0);
234 cp->co_level = level;
236 smb_co_lock(cp, LK_EXCLUSIVE);
240 smb_co_done(struct smb_connobj *cp)
242 smb_sl_destroy(&cp->co_interlock);
243 lockdestroy(&cp->co_lock);
247 smb_co_gone(struct smb_connobj *cp, struct smb_cred *scred)
249 struct smb_connobj *parent;
252 cp->co_gone(cp, scred);
253 parent = cp->co_parent;
255 smb_co_lock(parent, LK_EXCLUSIVE);
256 SLIST_REMOVE(&parent->co_children, cp, smb_connobj, co_next);
257 smb_co_put(parent, scred);
259 lockmgr(&cp->co_lock, LK_RELEASE);
260 while (cp->co_usecount > 0) {
261 tsleep(&cp->co_lock, 0, "smbgone", hz);
268 smb_co_ref(struct smb_connobj *cp)
276 smb_co_rele(struct smb_connobj *cp, struct smb_cred *scred)
279 if (cp->co_usecount > 1) {
284 if (cp->co_usecount <= 0) {
285 SMBERROR("negative use_count for object %d", cp->co_level);
290 if ((cp->co_flags & SMBO_GONE) == 0) {
291 cp->co_flags |= SMBO_GONE;
293 lockmgr(&cp->co_lock, LK_EXCLUSIVE);
294 smb_co_gone(cp, scred);
297 wakeup(&cp->co_lock);
302 smb_co_get(struct smb_connobj *cp, int flags, struct smb_cred *scred)
309 error = smb_co_lock(cp, flags);
312 if (cp->co_usecount > 1) {
315 } else if (cp->co_usecount <= 0) {
316 SMBERROR("negative use_count for object %d", cp->co_level);
320 if ((cp->co_flags & SMBO_GONE) == 0) {
321 cp->co_flags |= SMBO_GONE;
323 lockmgr(&cp->co_lock, LK_EXCLUSIVE);
324 smb_co_gone(cp, scred);
335 smb_co_put(struct smb_connobj *cp, struct smb_cred *scred)
338 if (cp->co_usecount > 1) {
341 lockmgr(&cp->co_lock, LK_RELEASE);
344 if (cp->co_usecount <= 0) {
345 SMBERROR("negative use_count for object %d", cp->co_level);
350 if ((cp->co_flags & SMBO_GONE) == 0) {
351 cp->co_flags |= SMBO_GONE;
353 lockmgr(&cp->co_lock, LK_RELEASE);
354 lockmgr(&cp->co_lock, LK_EXCLUSIVE);
355 smb_co_gone(cp, scred);
358 lockmgr(&cp->co_lock, LK_RELEASE);
359 wakeup(&cp->co_lock);
364 smb_co_lockstatus(struct smb_connobj *cp, struct thread *td)
366 return lockstatus(&cp->co_lock, td);
370 smb_co_lock(struct smb_connobj *cp, int flags)
374 KKASSERT(cp->co_usecount > 0);
375 if (cp->co_flags & SMBO_GONE)
377 if ((flags & LK_TYPE_MASK) == 0)
378 flags |= LK_EXCLUSIVE;
379 if (smb_co_lockstatus(cp, curthread) == LK_EXCLUSIVE &&
380 (flags & LK_CANRECURSE) == 0) {
381 SMBERROR("recursive lock for object %d\n", cp->co_level);
384 error = lockmgr(&cp->co_lock, flags);
385 if (error == 0 && (cp->co_flags & SMBO_GONE)) {
386 lockmgr(&cp->co_lock, LK_RELEASE);
393 smb_co_unlock(struct smb_connobj *cp, int flags)
395 lockmgr(&cp->co_lock, flags | LK_RELEASE);
399 smb_co_addchild(struct smb_connobj *parent, struct smb_connobj *child)
401 KASSERT(smb_co_lockstatus(parent, curthread) == LK_EXCLUSIVE, ("smb_co_addchild: parent not locked"));
402 KASSERT(smb_co_lockstatus(child, curthread) == LK_EXCLUSIVE, ("smb_co_addchild: child not locked"));
405 SLIST_INSERT_HEAD(&parent->co_children, child, co_next);
406 child->co_parent = parent;
410 * Session implementation
414 smb_vc_create(struct smb_vcspec *vcspec,
415 struct smb_cred *scred, struct smb_vc **vcpp)
418 struct ucred *cred = scred->scr_cred;
419 uid_t uid = vcspec->owner;
420 gid_t gid = vcspec->group;
421 uid_t realuid = cred->cr_uid;
422 char *domain = vcspec->domain;
425 isroot = smb_suser(cred) == 0;
427 * Only superuser can create VCs with different uid and gid
429 if (uid != SMBM_ANY_OWNER && uid != realuid && !isroot)
431 if (gid != SMBM_ANY_GROUP && !groupmember(gid, cred) && !isroot)
434 vcp = smb_zmalloc(sizeof(*vcp), M_SMBCONN, M_WAITOK);
435 smb_co_init(VCTOCP(vcp), SMBL_VC, "smb_vc");
436 vcp->obj.co_free = smb_vc_free;
437 vcp->obj.co_gone = smb_vc_gone;
438 vcp->vc_number = smb_vcnext++;
439 vcp->vc_timo = SMB_DEFRQTIMO;
440 vcp->vc_smbuid = SMB_UID_UNKNOWN;
441 vcp->vc_mode = vcspec->rights & SMBM_MASK;
442 vcp->obj.co_flags = vcspec->flags & (SMBV_PRIVATE | SMBV_SINGLESHARE);
443 vcp->vc_tdesc = &smb_tran_nbtcp_desc;
445 if (uid == SMBM_ANY_OWNER)
447 if (gid == SMBM_ANY_GROUP)
448 gid = cred->cr_groups[0];
452 smb_sl_init(&vcp->vc_stlock, "vcstlock");
455 vcp->vc_paddr = dup_sockaddr(vcspec->sap);
456 ierror(vcp->vc_paddr == NULL, ENOMEM);
458 vcp->vc_laddr = dup_sockaddr(vcspec->lap);
459 ierror(vcp->vc_laddr == NULL, ENOMEM);
461 ierror((vcp->vc_pass = smb_strdup(vcspec->pass)) == NULL, ENOMEM);
463 vcp->vc_domain = smb_strdup((domain && domain[0]) ? domain : "NODOMAIN");
464 ierror(vcp->vc_domain == NULL, ENOMEM);
466 ierror((vcp->vc_srvname = smb_strdup(vcspec->srvname)) == NULL, ENOMEM);
467 ierror((vcp->vc_username = smb_strdup(vcspec->username)) == NULL, ENOMEM);
469 ithrow(iconv_open("tolower", vcspec->localcs, &vcp->vc_tolower));
470 ithrow(iconv_open("toupper", vcspec->localcs, &vcp->vc_toupper));
471 if (vcspec->servercs[0]) {
472 ithrow(iconv_open(vcspec->servercs, vcspec->localcs,
474 ithrow(iconv_open(vcspec->localcs, vcspec->servercs,
478 ithrow(smb_iod_create(vcp));
480 smb_co_addchild(&smb_vclist, VCTOCP(vcp));
482 smb_vc_put(vcp, scred);
489 smb_vc_free(struct smb_connobj *cp)
491 struct smb_vc *vcp = CPTOVC(cp);
494 smb_iod_destroy(vcp->vc_iod);
495 SMB_STRFREE(vcp->vc_username);
496 SMB_STRFREE(vcp->vc_srvname);
497 SMB_STRFREE(vcp->vc_pass);
498 SMB_STRFREE(vcp->vc_domain);
500 kfree(vcp->vc_paddr, M_SONAME);
502 kfree(vcp->vc_laddr, M_SONAME);
504 iconv_close(vcp->vc_tolower);
506 iconv_close(vcp->vc_toupper);
508 iconv_close(vcp->vc_tolocal);
509 if (vcp->vc_toserver)
510 iconv_close(vcp->vc_toserver);
511 smb_co_done(VCTOCP(vcp));
512 smb_sl_destroy(&vcp->vc_stlock);
513 kfree(vcp, M_SMBCONN);
517 * Called when use count of VC dropped to zero.
520 smb_vc_gone(struct smb_connobj *cp, struct smb_cred *scred)
522 struct smb_vc *vcp = CPTOVC(cp);
524 smb_vc_disconnect(vcp);
528 smb_vc_ref(struct smb_vc *vcp)
530 smb_co_ref(VCTOCP(vcp));
534 smb_vc_rele(struct smb_vc *vcp, struct smb_cred *scred)
536 smb_co_rele(VCTOCP(vcp), scred);
540 smb_vc_get(struct smb_vc *vcp, int flags, struct smb_cred *scred)
542 return smb_co_get(VCTOCP(vcp), flags, scred);
546 smb_vc_put(struct smb_vc *vcp, struct smb_cred *scred)
548 smb_co_put(VCTOCP(vcp), scred);
552 smb_vc_lock(struct smb_vc *vcp, int flags)
554 return smb_co_lock(VCTOCP(vcp), flags);
558 smb_vc_unlock(struct smb_vc *vcp, int flags)
560 smb_co_unlock(VCTOCP(vcp), flags);
564 smb_vc_access(struct smb_vc *vcp, struct smb_cred *scred, mode_t mode)
566 struct ucred *cred = scred->scr_cred;
568 if (smb_suser(cred) == 0 || cred->cr_uid == vcp->vc_uid)
571 if (!groupmember(vcp->vc_grp, cred))
573 return (vcp->vc_mode & mode) == mode ? 0 : EACCES;
577 smb_vc_cmpshare(struct smb_share *ssp, struct smb_sharespec *dp)
581 if (strcmp(ssp->ss_name, dp->name) != 0)
583 if (dp->owner != SMBM_ANY_OWNER) {
584 if (ssp->ss_uid != dp->owner)
588 if (dp->group != SMBM_ANY_GROUP) {
589 if (ssp->ss_grp != dp->group)
594 if (dp->mode & SMBM_EXACT) {
597 return (dp->mode & SMBM_MASK) == ssp->ss_mode ? 0 : 1;
599 if (smb_share_access(ssp, dp->scred, dp->mode) != 0)
605 * Lookup share in the given VC. Share referenced and locked on return.
606 * VC expected to be locked on entry and will be left locked on exit.
609 smb_vc_lookupshare(struct smb_vc *vcp, struct smb_sharespec *dp,
610 struct smb_cred *scred, struct smb_share **sspp)
612 struct smb_share *ssp = NULL;
617 SMBCO_FOREACH((struct smb_connobj*)ssp, VCTOCP(vcp)) {
618 error = smb_share_lock(ssp, LK_EXCLUSIVE);
621 if (smb_vc_cmpshare(ssp, dp) == 0)
623 smb_share_unlock(ssp, 0);
635 smb_vc_connect(struct smb_vc *vcp, struct smb_cred *scred)
638 return smb_iod_request(vcp->vc_iod, SMBIOD_EV_CONNECT | SMBIOD_EV_SYNC, NULL);
642 * Destroy VC to server, invalidate shares linked with it.
643 * Transport should be locked on entry.
646 smb_vc_disconnect(struct smb_vc *vcp)
649 smb_iod_request(vcp->vc_iod, SMBIOD_EV_DISCONNECT | SMBIOD_EV_SYNC, NULL);
653 static char smb_emptypass[] = "";
656 smb_vc_getpass(struct smb_vc *vcp)
660 return smb_emptypass;
664 smb_vc_getinfo(struct smb_vc *vcp, struct smb_vc_info *vip)
666 bzero(vip, sizeof(struct smb_vc_info));
667 vip->itype = SMB_INFO_VC;
668 vip->usecount = vcp->obj.co_usecount;
669 vip->uid = vcp->vc_uid;
670 vip->gid = vcp->vc_grp;
671 vip->mode = vcp->vc_mode;
672 vip->flags = vcp->obj.co_flags;
673 vip->sopt = vcp->vc_sopt;
674 vip->iodstate = vcp->vc_iod->iod_state;
675 bzero(&vip->sopt.sv_skey, sizeof(vip->sopt.sv_skey));
676 snprintf(vip->srvname, sizeof(vip->srvname), "%s", vcp->vc_srvname);
677 snprintf(vip->vcname, sizeof(vip->vcname), "%s", vcp->vc_username);
682 smb_vc_nextmid(struct smb_vc *vcp)
686 SMB_CO_LOCK(&vcp->obj);
688 SMB_CO_UNLOCK(&vcp->obj);
693 * Share implementation
696 * Allocate share structure and attach it to the given VC
697 * Connection expected to be locked on entry. Share will be returned
701 smb_share_create(struct smb_vc *vcp, struct smb_sharespec *shspec,
702 struct smb_cred *scred, struct smb_share **sspp)
704 struct smb_share *ssp;
705 struct ucred *cred = scred->scr_cred;
706 uid_t realuid = cred->cr_uid;
707 uid_t uid = shspec->owner;
708 gid_t gid = shspec->group;
711 isroot = smb_suser(cred) == 0;
713 * Only superuser can create shares with different uid and gid
715 if (uid != SMBM_ANY_OWNER && uid != realuid && !isroot)
717 if (gid != SMBM_ANY_GROUP && !groupmember(gid, cred) && !isroot)
719 error = smb_vc_lookupshare(vcp, shspec, scred, &ssp);
721 smb_share_put(ssp, scred);
724 if (uid == SMBM_ANY_OWNER)
726 if (gid == SMBM_ANY_GROUP)
727 gid = cred->cr_groups[0];
728 ssp = smb_zmalloc(sizeof(*ssp), M_SMBCONN, M_WAITOK);
729 smb_co_init(SSTOCP(ssp), SMBL_SHARE, "smbss");
730 ssp->obj.co_free = smb_share_free;
731 ssp->obj.co_gone = smb_share_gone;
732 smb_sl_init(&ssp->ss_stlock, "ssstlock");
733 ssp->ss_name = smb_strdup(shspec->name);
734 if (shspec->pass && shspec->pass[0])
735 ssp->ss_pass = smb_strdup(shspec->pass);
736 ssp->ss_type = shspec->stype;
737 ssp->ss_tid = SMB_TID_UNKNOWN;
740 ssp->ss_mode = shspec->rights & SMBM_MASK;
741 smb_co_addchild(VCTOCP(vcp), SSTOCP(ssp));
747 smb_share_free(struct smb_connobj *cp)
749 struct smb_share *ssp = CPTOSS(cp);
751 SMB_STRFREE(ssp->ss_name);
752 SMB_STRFREE(ssp->ss_pass);
753 smb_sl_destroy(&ssp->ss_stlock);
754 smb_co_done(SSTOCP(ssp));
755 kfree(ssp, M_SMBCONN);
759 smb_share_gone(struct smb_connobj *cp, struct smb_cred *scred)
761 struct smb_share *ssp = CPTOSS(cp);
763 smb_smb_treedisconnect(ssp, scred);
767 smb_share_ref(struct smb_share *ssp)
769 smb_co_ref(SSTOCP(ssp));
773 smb_share_rele(struct smb_share *ssp, struct smb_cred *scred)
775 smb_co_rele(SSTOCP(ssp), scred);
779 smb_share_get(struct smb_share *ssp, int flags, struct smb_cred *scred)
781 return smb_co_get(SSTOCP(ssp), flags, scred);
785 smb_share_put(struct smb_share *ssp, struct smb_cred *scred)
787 smb_co_put(SSTOCP(ssp), scred);
791 smb_share_lock(struct smb_share *ssp, int flags)
793 return smb_co_lock(SSTOCP(ssp), flags);
797 smb_share_unlock(struct smb_share *ssp, int flags)
799 smb_co_unlock(SSTOCP(ssp), flags);
803 smb_share_access(struct smb_share *ssp, struct smb_cred *scred, mode_t mode)
805 struct ucred *cred = scred->scr_cred;
807 if (smb_suser(cred) == 0 || cred->cr_uid == ssp->ss_uid)
810 if (!groupmember(ssp->ss_grp, cred))
812 return (ssp->ss_mode & mode) == mode ? 0 : EACCES;
816 smb_share_invalidate(struct smb_share *ssp)
818 ssp->ss_tid = SMB_TID_UNKNOWN;
822 smb_share_valid(struct smb_share *ssp)
824 return ssp->ss_tid != SMB_TID_UNKNOWN &&
825 ssp->ss_vcgenid == SSTOVC(ssp)->vc_genid;
829 smb_share_getpass(struct smb_share *ssp)
838 return smb_emptypass;
842 smb_share_getinfo(struct smb_share *ssp, struct smb_share_info *sip)
844 bzero(sip, sizeof(struct smb_share_info));
845 sip->itype = SMB_INFO_SHARE;
846 sip->usecount = ssp->obj.co_usecount;
847 sip->tid = ssp->ss_tid;
848 sip->type= ssp->ss_type;
849 sip->uid = ssp->ss_uid;
850 sip->gid = ssp->ss_grp;
851 sip->mode= ssp->ss_mode;
852 sip->flags = ssp->obj.co_flags;
853 snprintf(sip->sname, sizeof(sip->sname), "%s", ssp->ss_name);
858 * Dump an entire tree into sysctl call
861 smb_sysctl_treedump(SYSCTL_HANDLER_ARGS)
863 struct thread *td = req->td;
865 struct smb_cred scred;
867 struct smb_share *ssp;
868 struct smb_vc_info vci;
869 struct smb_share_info ssi;
872 KKASSERT(td->td_proc);
873 ucred = td->td_proc->p_ucred;
875 smb_makescred(&scred, td, ucred);
876 error = smb_sm_lockvclist(LK_SHARED);
879 SMBCO_FOREACH((struct smb_connobj*)vcp, &smb_vclist) {
880 error = smb_vc_lock(vcp, LK_SHARED);
883 smb_vc_getinfo(vcp, &vci);
884 error = SYSCTL_OUT(req, &vci, sizeof(struct smb_vc_info));
886 smb_vc_unlock(vcp, 0);
889 SMBCO_FOREACH((struct smb_connobj*)ssp, VCTOCP(vcp)) {
890 error = smb_share_lock(ssp, LK_SHARED);
895 smb_share_getinfo(ssp, &ssi);
896 smb_share_unlock(ssp, 0);
897 error = SYSCTL_OUT(req, &ssi, sizeof(struct smb_share_info));
901 smb_vc_unlock(vcp, 0);
906 itype = SMB_INFO_NONE;
907 error = SYSCTL_OUT(req, &itype, sizeof(itype));
909 smb_sm_unlockvclist();