1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
24 */
25
26/*
27 * SMB specific functions
28 */
29#include <stdio.h>
30#include <string.h>
31#include <ctype.h>
32#include <stdlib.h>
33#include <unistd.h>
34#include <zone.h>
35#include <errno.h>
36#include <locale.h>
37#include <fcntl.h>
38#include <sys/types.h>
39#include <sys/stat.h>
40#include <syslog.h>
41#include "libshare.h"
42#include "libshare_impl.h"
43#include <pwd.h>
44#include <limits.h>
45#include <libscf.h>
46#include <libscf_priv.h>
47#include <strings.h>
48#include "libshare_smb.h"
49#include <rpcsvc/daemon_utils.h>
50#include <smbsrv/smb_share.h>
51#include <smbsrv/smbinfo.h>
52#include <smbsrv/libsmb.h>
53#include <libdlpi.h>
54
55#define	SMB_CSC_BUFSZ		64
56
57#define	SMB_VALID_SUB_CHRS	"UDhMLmIiSPu"	/* substitution characters */
58
59/* internal functions */
60static int smb_share_init(void);
61static void smb_share_fini(void);
62static int smb_enable_share(sa_share_t);
63static int smb_share_changed(sa_share_t);
64static int smb_resource_changed(sa_resource_t);
65static int smb_rename_resource(sa_handle_t, sa_resource_t, char *);
66static int smb_disable_share(sa_share_t share, char *);
67static int smb_validate_property(sa_handle_t, sa_property_t, sa_optionset_t);
68static int smb_set_proto_prop(sa_property_t);
69static sa_protocol_properties_t smb_get_proto_set(void);
70static char *smb_get_status(void);
71static int smb_parse_optstring(sa_group_t, char *);
72static char *smb_format_options(sa_group_t, int);
73
74static int smb_enable_service(void);
75
76static int range_check_validator(int, char *);
77static int range_check_validator_zero_ok(int, char *);
78static int string_length_check_validator(int, char *);
79static int true_false_validator(int, char *);
80static int ipv4_validator(int, char *);
81static int hostname_validator(int, char *);
82static int path_validator(int, char *);
83static int cmd_validator(int, char *);
84static int disposition_validator(int, char *);
85
86static int smb_enable_resource(sa_resource_t);
87static int smb_disable_resource(sa_resource_t);
88static uint64_t smb_share_features(void);
89static int smb_list_transient(sa_handle_t);
90
91static int smb_build_shareinfo(sa_share_t, sa_resource_t, smb_share_t *);
92static void smb_csc_option(const char *, smb_share_t *);
93static char *smb_csc_name(const smb_share_t *);
94static sa_group_t smb_get_defaultgrp(sa_handle_t);
95static int interface_validator(int, char *);
96static int smb_update_optionset_props(sa_handle_t, sa_resource_t, nvlist_t *);
97
98static boolean_t smb_saprop_getbool(sa_optionset_t, char *);
99static boolean_t smb_saprop_getstr(sa_optionset_t, char *, char *, size_t);
100
101static struct {
102	char *value;
103	uint32_t flag;
104} cscopt[] = {
105	{ "disabled",	SMB_SHRF_CSC_DISABLED },
106	{ "manual",	SMB_SHRF_CSC_MANUAL },
107	{ "auto",	SMB_SHRF_CSC_AUTO },
108	{ "vdo",	SMB_SHRF_CSC_VDO }
109};
110
111/* size of basic format allocation */
112#define	OPT_CHUNK	1024
113
114/* size of string for types - big enough to hold "dependency" */
115#define	SCFTYPE_LEN	32
116
117/*
118 * Indexes of entries in smb_proto_options table.
119 * Changes to smb_proto_options table may require
120 * an update to these values.
121 */
122#define	PROTO_OPT_WINS1			6
123#define	PROTO_OPT_WINS_EXCLUDE		8
124
125typedef struct smb_hostifs_walker {
126	const char	*hiw_ifname;
127	boolean_t	hiw_matchfound;
128} smb_hostifs_walker_t;
129
130
131/*
132 * ops vector that provides the protocol specific info and operations
133 * for share management.
134 */
135
136struct sa_plugin_ops sa_plugin_ops = {
137	SA_PLUGIN_VERSION,
138	SMB_PROTOCOL_NAME,
139	smb_share_init,
140	smb_share_fini,
141	smb_enable_share,
142	smb_disable_share,
143	smb_validate_property,
144	NULL,	/* valid_space */
145	NULL,	/* security_prop */
146	smb_parse_optstring,
147	smb_format_options,
148	smb_set_proto_prop,
149	smb_get_proto_set,
150	smb_get_status,
151	NULL,	/* space_alias */
152	NULL,	/* update_legacy */
153	NULL,	/* delete_legacy */
154	smb_share_changed,
155	smb_enable_resource,
156	smb_disable_resource,
157	smb_share_features,
158	smb_list_transient,
159	smb_resource_changed,
160	smb_rename_resource,
161	NULL,	/* run_command */
162	NULL,	/* command_help */
163	NULL	/* delete_proto_section */
164};
165
166struct option_defs optdefs[] = {
167	{ SHOPT_AD_CONTAINER,	OPT_TYPE_STRING },
168	{ SHOPT_ABE,		OPT_TYPE_BOOLEAN },
169	{ SHOPT_NAME,		OPT_TYPE_NAME },
170	{ SHOPT_RO,		OPT_TYPE_ACCLIST },
171	{ SHOPT_RW,		OPT_TYPE_ACCLIST },
172	{ SHOPT_NONE,		OPT_TYPE_ACCLIST },
173	{ SHOPT_CATIA,		OPT_TYPE_BOOLEAN },
174	{ SHOPT_CSC,		OPT_TYPE_CSC },
175	{ SHOPT_GUEST,		OPT_TYPE_BOOLEAN },
176	{ SHOPT_DFSROOT,	OPT_TYPE_BOOLEAN },
177	{ SHOPT_DESCRIPTION,	OPT_TYPE_STRING },
178	{ NULL, NULL }
179};
180
181/*
182 * findopt(name)
183 *
184 * Lookup option "name" in the option table and return the table
185 * index.
186 */
187static int
188findopt(char *name)
189{
190	int i;
191	if (name != NULL) {
192		for (i = 0; optdefs[i].tag != NULL; i++) {
193			if (strcmp(optdefs[i].tag, name) == 0)
194				return (i);
195		}
196	}
197	return (-1);
198}
199
200/*
201 * is_a_number(number)
202 *
203 * is the string a number in one of the forms we want to use?
204 */
205static boolean_t
206is_a_number(char *number)
207{
208	boolean_t isnum = B_TRUE;
209	boolean_t ishex = B_FALSE;
210
211	if (number == NULL || *number == '\0')
212		return (B_FALSE);
213
214	if (strncasecmp(number, "0x", 2) == 0) {
215		number += 2;
216		ishex = B_TRUE;
217	} else if (*number == '-') {
218		number++;
219	}
220
221	while (isnum && (*number != '\0')) {
222		isnum = (ishex) ? isxdigit(*number) : isdigit(*number);
223		number++;
224	}
225
226	return (isnum);
227}
228
229/*
230 * check ro vs rw values.  Over time this may get beefed up.
231 * for now it just does simple checks.
232 */
233
234static int
235check_rorw(char *v1, char *v2)
236{
237	int ret = SA_OK;
238	if (strcmp(v1, v2) == 0)
239		ret = SA_VALUE_CONFLICT;
240	return (ret);
241}
242
243/*
244 * validresource(name)
245 *
246 * Check that name only has valid characters in it. The current valid
247 * set are the printable characters but not including:
248 *	" / \ [ ] : | < > + ; , ? * = \t
249 * Note that space is included and there is a maximum length.
250 */
251static boolean_t
252validresource(const char *name)
253{
254	const char *cp;
255	size_t len;
256
257	if (name == NULL)
258		return (B_FALSE);
259
260	len = strlen(name);
261	if (len == 0 || len > SA_MAX_RESOURCE_NAME)
262		return (B_FALSE);
263
264	if (strpbrk(name, "\"/\\[]:|<>+;,?*=\t") != NULL) {
265		return (B_FALSE);
266	}
267
268	for (cp = name; *cp != '\0'; cp++)
269		if (iscntrl(*cp))
270			return (B_FALSE);
271
272	return (B_TRUE);
273}
274
275/*
276 * Check that the client-side caching (CSC) option value is valid.
277 */
278static boolean_t
279validcsc(const char *value)
280{
281	int i;
282
283	for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) {
284		if (strcasecmp(value, cscopt[i].value) == 0)
285			return (B_TRUE);
286	}
287
288	return (B_FALSE);
289}
290
291/*
292 * smb_isonline()
293 *
294 * Determine if the SMF service instance is in the online state or
295 * not. A number of operations depend on this state.
296 */
297static boolean_t
298smb_isonline(void)
299{
300	char *str;
301	boolean_t ret = B_FALSE;
302
303	if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) {
304		ret = (strcmp(str, SCF_STATE_STRING_ONLINE) == 0);
305		free(str);
306	}
307	return (ret);
308}
309
310/*
311 * smb_isdisabled()
312 *
313 * Determine if the SMF service instance is in the disabled state or
314 * not. A number of operations depend on this state.
315 */
316static boolean_t
317smb_isdisabled(void)
318{
319	char *str;
320	boolean_t ret = B_FALSE;
321
322	if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) {
323		ret = (strcmp(str, SCF_STATE_STRING_DISABLED) == 0);
324		free(str);
325	}
326	return (ret);
327}
328
329/*
330 * smb_isautoenable()
331 *
332 * Determine if the SMF service instance auto_enabled set or not. A
333 * number of operations depend on this state.  The property not being
334 * set or being set to true means autoenable.  Only being set to false
335 * is not autoenabled.
336 */
337static boolean_t
338smb_isautoenable(void)
339{
340	boolean_t ret = B_TRUE;
341	scf_simple_prop_t *prop;
342	uint8_t *retstr;
343
344	prop = scf_simple_prop_get(NULL, SMBD_DEFAULT_INSTANCE_FMRI,
345	    "application", "auto_enable");
346	if (prop != NULL) {
347		retstr = scf_simple_prop_next_boolean(prop);
348		ret = *retstr != 0;
349		scf_simple_prop_free(prop);
350	}
351	return (ret);
352}
353
354/*
355 * smb_ismaint()
356 *
357 * Determine if the SMF service instance is in the disabled state or
358 * not. A number of operations depend on this state.
359 */
360static boolean_t
361smb_ismaint(void)
362{
363	char *str;
364	boolean_t ret = B_FALSE;
365
366	if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) {
367		ret = (strcmp(str, SCF_STATE_STRING_MAINT) == 0);
368		free(str);
369	}
370	return (ret);
371}
372
373/*
374 * smb_enable_share tells the implementation that it is to enable the share.
375 * This entails converting the path and options into the appropriate ioctl
376 * calls. It is assumed that all error checking of paths, etc. were
377 * done earlier.
378 */
379static int
380smb_enable_share(sa_share_t share)
381{
382	char *path;
383	smb_share_t si;
384	sa_resource_t resource;
385	boolean_t iszfs;
386	boolean_t privileged;
387	int err = SA_OK;
388	priv_set_t *priv_effective;
389	boolean_t online;
390
391	/*
392	 * We only start in the global zone and only run if we aren't
393	 * running Trusted Extensions.
394	 */
395	if (getzoneid() != GLOBAL_ZONEID) {
396		(void) printf(dgettext(TEXT_DOMAIN,
397		    "SMB: service not supported in local zone\n"));
398		return (SA_NOT_SUPPORTED);
399	}
400	if (is_system_labeled()) {
401		(void) printf(dgettext(TEXT_DOMAIN,
402		    "SMB: service not supported with Trusted Extensions\n"));
403		return (SA_NOT_SUPPORTED);
404	}
405
406	priv_effective = priv_allocset();
407	(void) getppriv(PRIV_EFFECTIVE, priv_effective);
408	privileged = (priv_isfullset(priv_effective) == B_TRUE);
409	priv_freeset(priv_effective);
410
411	/* get the path since it is important in several places */
412	path = sa_get_share_attr(share, "path");
413	if (path == NULL)
414		return (SA_NO_SUCH_PATH);
415
416	/*
417	 * If administratively disabled, don't try to start anything.
418	 */
419	online = smb_isonline();
420	if (!online && !smb_isautoenable() && smb_isdisabled())
421		goto done;
422
423	iszfs = sa_path_is_zfs(path);
424
425	if (iszfs) {
426
427		if (privileged == B_FALSE && !online) {
428
429			if (!online) {
430				(void) printf(dgettext(TEXT_DOMAIN,
431				    "SMB: Cannot share remove "
432				    "file system: %s\n"), path);
433				(void) printf(dgettext(TEXT_DOMAIN,
434				    "SMB: Service needs to be enabled "
435				    "by a privileged user\n"));
436				err = SA_NO_PERMISSION;
437				errno = EPERM;
438			}
439			if (err) {
440				sa_free_attr_string(path);
441				return (err);
442			}
443
444		}
445	}
446
447	if (privileged == B_TRUE && !online) {
448		err = smb_enable_service();
449		if (err != SA_OK) {
450			(void) printf(dgettext(TEXT_DOMAIN,
451			    "SMB: Unable to enable service\n"));
452			/*
453			 * For now, it is OK to not be able to enable
454			 * the service.
455			 */
456			if (err == SA_BUSY || err == SA_SYSTEM_ERR)
457				err = SA_OK;
458		} else {
459			online = B_TRUE;
460		}
461	}
462
463	/*
464	 * Don't bother trying to start shares if the service isn't
465	 * running.
466	 */
467	if (!online)
468		goto done;
469
470	/* Each share can have multiple resources */
471	for (resource = sa_get_share_resource(share, NULL);
472	    resource != NULL;
473	    resource = sa_get_next_resource(resource)) {
474		err = smb_build_shareinfo(share, resource, &si);
475		if (err != SA_OK) {
476			sa_free_attr_string(path);
477			return (err);
478		}
479
480		if (!iszfs) {
481			err = smb_share_create(&si);
482		} else {
483			share_t sh;
484
485			(void) sa_sharetab_fill_zfs(share, &sh, "smb");
486			err = sa_share_zfs(share, resource, (char *)path, &sh,
487			    &si, ZFS_SHARE_SMB);
488			if (err != SA_OK) {
489				errno = err;
490				err = -1;
491			}
492			sa_emptyshare(&sh);
493		}
494	}
495	if (!iszfs)
496		(void) sa_update_sharetab(share, "smb");
497done:
498	sa_free_attr_string(path);
499
500	return (err == NERR_DuplicateShare ? 0 : err);
501}
502
503/*
504 * This is the share for CIFS all shares have resource names.
505 * Enable tells the smb server to update its hash. If it fails
506 * because smb server is down, we just ignore as smb server loads
507 * the resources from sharemanager at startup.
508 */
509
510static int
511smb_enable_resource(sa_resource_t resource)
512{
513	sa_share_t share;
514	smb_share_t si;
515	int ret = SA_OK;
516	int err;
517	boolean_t isonline;
518
519	share = sa_get_resource_parent(resource);
520	if (share == NULL)
521		return (SA_NO_SUCH_PATH);
522
523	/*
524	 * If administratively disabled, don't try to start anything.
525	 */
526	isonline = smb_isonline();
527	if (!isonline && !smb_isautoenable() && smb_isdisabled())
528		return (SA_OK);
529
530	if (!isonline) {
531		(void) smb_enable_service();
532
533		if (!smb_isonline())
534			return (SA_OK);
535	}
536
537	if ((ret = smb_build_shareinfo(share, resource, &si)) != SA_OK)
538		return (ret);
539
540	/*
541	 * Attempt to add the share. Any error that occurs if it was
542	 * online is an error but don't count NERR_DuplicateName if
543	 * smb/server had to be brought online since bringing the
544	 * service up will enable the share that was just added prior
545	 * to the attempt to enable.
546	 */
547	err = smb_share_create(&si);
548	if (err == NERR_Success || !(!isonline && err == NERR_DuplicateName))
549		(void) sa_update_sharetab(share, "smb");
550	else
551		return (SA_NOT_SHARED);
552
553	return (SA_OK);
554}
555
556/*
557 * Remove it from smb server hash.
558 */
559static int
560smb_disable_resource(sa_resource_t resource)
561{
562	char *rname;
563	uint32_t res;
564	sa_share_t share;
565
566	rname = sa_get_resource_attr(resource, "name");
567	if (rname == NULL)
568		return (SA_NO_SUCH_RESOURCE);
569
570	if (smb_isonline()) {
571		res = smb_share_delete(rname);
572		if (res != NERR_Success &&
573		    res != NERR_NetNameNotFound) {
574			sa_free_attr_string(rname);
575			return (SA_CONFIG_ERR);
576		}
577	}
578
579	sa_free_attr_string(rname);
580
581	share = sa_get_resource_parent(resource);
582	if (share != NULL) {
583		rname = sa_get_share_attr(share, "path");
584		if (rname != NULL) {
585			sa_handle_t handle;
586
587			handle = sa_find_group_handle((sa_group_t)resource);
588			(void) sa_delete_sharetab(handle, rname, "smb");
589			sa_free_attr_string(rname);
590		}
591	}
592	/*
593	 * Always return OK as smb/server may be down and
594	 * Shares will be picked up when loaded.
595	 */
596	return (SA_OK);
597}
598
599/*
600 * smb_share_changed(sa_share_t share)
601 *
602 * The specified share has changed.
603 */
604static int
605smb_share_changed(sa_share_t share)
606{
607	char *path;
608	sa_resource_t resource;
609
610	if (!smb_isonline())
611		return (SA_OK);
612
613	/* get the path since it is important in several places */
614	path = sa_get_share_attr(share, "path");
615	if (path == NULL)
616		return (SA_NO_SUCH_PATH);
617
618	for (resource = sa_get_share_resource(share, NULL);
619	    resource != NULL;
620	    resource = sa_get_next_resource(resource))
621		(void) smb_resource_changed(resource);
622
623	sa_free_attr_string(path);
624
625	return (SA_OK);
626}
627
628/*
629 * smb_resource_changed(sa_resource_t resource)
630 *
631 * The specified resource has changed.
632 */
633static int
634smb_resource_changed(sa_resource_t resource)
635{
636	uint32_t res;
637	sa_share_t share;
638	smb_share_t si;
639
640	if (!smb_isonline())
641		return (SA_OK);
642
643	if ((share = sa_get_resource_parent(resource)) == NULL)
644		return (SA_CONFIG_ERR);
645
646	if ((res = smb_build_shareinfo(share, resource, &si)) != SA_OK)
647		return (res);
648
649	res = smb_share_modify(&si);
650
651	if (res != NERR_Success)
652		return (SA_CONFIG_ERR);
653
654	return (smb_enable_service());
655}
656
657/*
658 * smb_disable_share(sa_share_t share, char *path)
659 *
660 * Unshare the specified share. Note that "path" is the same
661 * path as what is in the "share" object. It is passed in to avoid an
662 * additional lookup. A missing "path" value makes this a no-op
663 * function.
664 */
665static int
666smb_disable_share(sa_share_t share, char *path)
667{
668	char *rname;
669	sa_resource_t resource;
670	sa_group_t parent;
671	boolean_t iszfs;
672	int err = SA_OK;
673	int ret = SA_OK;
674	sa_handle_t handle;
675	boolean_t first = B_TRUE; /* work around sharetab issue */
676
677	if (path == NULL)
678		return (ret);
679
680	/*
681	 * If the share is in a ZFS group we need to handle it
682	 * differently.  Just being on a ZFS file system isn't
683	 * enough since we may be in a legacy share case.
684	 */
685	parent = sa_get_parent_group(share);
686	iszfs = sa_group_is_zfs(parent);
687
688	if (!smb_isonline())
689		goto done;
690
691	for (resource = sa_get_share_resource(share, NULL);
692	    resource != NULL;
693	    resource = sa_get_next_resource(resource)) {
694		rname = sa_get_resource_attr(resource, "name");
695		if (rname == NULL) {
696			continue;
697		}
698		if (!iszfs) {
699			err = smb_share_delete(rname);
700			switch (err) {
701			case NERR_NetNameNotFound:
702			case NERR_Success:
703				err = SA_OK;
704				break;
705			default:
706				err = SA_CONFIG_ERR;
707				break;
708			}
709		} else {
710			share_t sh;
711
712			(void) sa_sharetab_fill_zfs(share, &sh, "smb");
713			err = sa_share_zfs(share, resource, (char *)path, &sh,
714			    rname, ZFS_UNSHARE_SMB);
715			if (err != SA_OK) {
716				switch (err) {
717				case EINVAL:
718				case ENOENT:
719					err = SA_OK;
720					break;
721				default:
722					/*
723					 * If we are no longer the first case,
724					 * we don't care about the sa_share_zfs
725					 * err if it is -1. This works around
726					 * a problem in sharefs and should be
727					 * removed when sharefs supports
728					 * multiple entries per path.
729					 */
730					if (!first)
731						err = SA_OK;
732					else
733						err = SA_SYSTEM_ERR;
734					break;
735				}
736			}
737
738			first = B_FALSE;
739
740			sa_emptyshare(&sh);
741		}
742
743		if (err != SA_OK)
744			ret = err;
745		sa_free_attr_string(rname);
746	}
747done:
748	if (!iszfs) {
749		handle = sa_find_group_handle((sa_group_t)share);
750		if (handle != NULL)
751			(void) sa_delete_sharetab(handle, path, "smb");
752		else
753			ret = SA_SYSTEM_ERR;
754	}
755	return (ret);
756}
757
758/*
759 * smb_validate_property(handle, property, parent)
760 *
761 * Check that the property has a legitimate value for its type.
762 * Handle isn't currently used but may need to be in the future.
763 */
764
765/*ARGSUSED*/
766static int
767smb_validate_property(sa_handle_t handle, sa_property_t property,
768    sa_optionset_t parent)
769{
770	int ret = SA_OK;
771	char *propname;
772	int optindex;
773	sa_group_t parent_group;
774	char *value;
775	char *other;
776
777	propname = sa_get_property_attr(property, "type");
778
779	if ((optindex = findopt(propname)) < 0)
780		ret = SA_NO_SUCH_PROP;
781
782	/* need to validate value range here as well */
783	if (ret == SA_OK) {
784		parent_group = sa_get_parent_group((sa_share_t)parent);
785		if (optdefs[optindex].share && !sa_is_share(parent_group))
786			ret = SA_PROP_SHARE_ONLY;
787	}
788	if (ret != SA_OK) {
789		if (propname != NULL)
790			sa_free_attr_string(propname);
791		return (ret);
792	}
793
794	value = sa_get_property_attr(property, "value");
795	if (value != NULL) {
796		/* first basic type checking */
797		switch (optdefs[optindex].type) {
798		case OPT_TYPE_NUMBER:
799			/* check that the value is all digits */
800			if (!is_a_number(value))
801				ret = SA_BAD_VALUE;
802			break;
803		case OPT_TYPE_BOOLEAN:
804			ret = true_false_validator(0, value);
805			break;
806		case OPT_TYPE_NAME:
807			/*
808			 * Make sure no invalid characters
809			 */
810			if (!validresource(value))
811				ret = SA_BAD_VALUE;
812			break;
813		case OPT_TYPE_STRING:
814			/* whatever is here should be ok */
815			break;
816		case OPT_TYPE_CSC:
817			if (!validcsc(value))
818				ret = SA_BAD_VALUE;
819			break;
820		case OPT_TYPE_ACCLIST: {
821			sa_property_t oprop;
822			char *ovalue;
823			/*
824			 * access list handling. Should eventually
825			 * validate that all the values make sense.
826			 * Also, ro and rw may have cross value
827			 * conflicts.
828			 */
829			if (parent == NULL)
830				break;
831			if (strcmp(propname, SHOPT_RO) == 0)
832				other = SHOPT_RW;
833			else if (strcmp(propname, SHOPT_RW) == 0)
834				other = SHOPT_RO;
835			else
836				other = NULL;
837			if (other == NULL)
838				break;
839
840			/* compare rw(ro) with ro(rw) */
841			oprop = sa_get_property(parent, other);
842			if (oprop == NULL)
843				break;
844			/*
845			 * only potential
846			 * confusion if other
847			 * exists
848			 */
849			ovalue = sa_get_property_attr(oprop, "value");
850			if (ovalue != NULL) {
851				ret = check_rorw(value, ovalue);
852				sa_free_attr_string(ovalue);
853			}
854			break;
855		}
856		default:
857			break;
858		}
859	}
860
861	if (value != NULL)
862		sa_free_attr_string(value);
863	if (ret == SA_OK && optdefs[optindex].check != NULL)
864		/* do the property specific check */
865		ret = optdefs[optindex].check(property);
866
867	if (propname != NULL)
868		sa_free_attr_string(propname);
869	return (ret);
870}
871
872/*
873 * Protocol management functions
874 *
875 * properties defined in the default files are defined in
876 * proto_option_defs for parsing and validation.
877 */
878
879struct smb_proto_option_defs {
880	int smb_index;
881	int32_t minval;
882	int32_t maxval; /* In case of length of string this should be max */
883	int (*validator)(int, char *);
884	int32_t	refresh;
885} smb_proto_options[] = {
886	{ SMB_CI_SYS_CMNT, 0, MAX_VALUE_BUFLEN,
887	    string_length_check_validator, SMB_REFRESH_REFRESH },
888	{ SMB_CI_MAX_WORKERS, 64, 1024, range_check_validator,
889	    SMB_REFRESH_REFRESH },
890	{ SMB_CI_NBSCOPE, 0, MAX_VALUE_BUFLEN,
891	    string_length_check_validator, 0 },
892	{ SMB_CI_LM_LEVEL, 2, 5, range_check_validator, 0 },
893	{ SMB_CI_KEEPALIVE, 20, 5400, range_check_validator_zero_ok,
894	    SMB_REFRESH_REFRESH },
895	{ SMB_CI_WINS_SRV1, 0, MAX_VALUE_BUFLEN,
896	    ipv4_validator, SMB_REFRESH_REFRESH },
897	{ SMB_CI_WINS_SRV2, 0, MAX_VALUE_BUFLEN,
898	    ipv4_validator, SMB_REFRESH_REFRESH },
899	{ SMB_CI_WINS_EXCL, 0, MAX_VALUE_BUFLEN,
900	    interface_validator, SMB_REFRESH_REFRESH },
901	{ SMB_CI_SIGNING_ENABLE, 0, 0, true_false_validator,
902	    SMB_REFRESH_REFRESH },
903	{ SMB_CI_SIGNING_REQD, 0, 0, true_false_validator,
904	    SMB_REFRESH_REFRESH },
905	{ SMB_CI_RESTRICT_ANON, 0, 0, true_false_validator,
906	    SMB_REFRESH_REFRESH },
907	{ SMB_CI_DOMAIN_SRV, 0, MAX_VALUE_BUFLEN,
908	    hostname_validator, SMB_REFRESH_REFRESH },
909	{ SMB_CI_ADS_SITE, 0, MAX_VALUE_BUFLEN,
910	    string_length_check_validator, SMB_REFRESH_REFRESH },
911	{ SMB_CI_DYNDNS_ENABLE, 0, 0, true_false_validator, 0 },
912	{ SMB_CI_AUTOHOME_MAP, 0, MAX_VALUE_BUFLEN, path_validator, 0 },
913	{ SMB_CI_IPV6_ENABLE, 0, 0, true_false_validator,
914	    SMB_REFRESH_REFRESH },
915	{ SMB_CI_PRINT_ENABLE, 0, 0, true_false_validator,
916	    SMB_REFRESH_REFRESH },
917	{ SMB_CI_MAP, 0, MAX_VALUE_BUFLEN, cmd_validator, SMB_REFRESH_REFRESH },
918	{ SMB_CI_UNMAP, 0, MAX_VALUE_BUFLEN, cmd_validator,
919	    SMB_REFRESH_REFRESH },
920	{ SMB_CI_DISPOSITION, 0, MAX_VALUE_BUFLEN,
921	    disposition_validator, SMB_REFRESH_REFRESH },
922};
923
924#define	SMB_OPT_NUM \
925	(sizeof (smb_proto_options) / sizeof (smb_proto_options[0]))
926
927/*
928 * Check the range of value as int range.
929 */
930static int
931range_check_validator(int index, char *value)
932{
933	int ret = SA_OK;
934
935	if (!is_a_number(value)) {
936		ret = SA_BAD_VALUE;
937	} else {
938		int val;
939		val = strtoul(value, NULL, 0);
940		if (val < smb_proto_options[index].minval ||
941		    val > smb_proto_options[index].maxval)
942			ret = SA_BAD_VALUE;
943	}
944	return (ret);
945}
946
947/*
948 * Check the range of value as int range.
949 */
950static int
951range_check_validator_zero_ok(int index, char *value)
952{
953	int ret = SA_OK;
954
955	if (!is_a_number(value)) {
956		ret = SA_BAD_VALUE;
957	} else {
958		int val;
959		val = strtoul(value, NULL, 0);
960		if (val == 0)
961			ret = SA_OK;
962		else {
963			if (val < smb_proto_options[index].minval ||
964			    val > smb_proto_options[index].maxval)
965			ret = SA_BAD_VALUE;
966		}
967	}
968	return (ret);
969}
970
971/*
972 * Check the length of the string
973 */
974static int
975string_length_check_validator(int index, char *value)
976{
977	int ret = SA_OK;
978
979	if (value == NULL)
980		return (SA_BAD_VALUE);
981	if (strlen(value) > smb_proto_options[index].maxval)
982		ret = SA_BAD_VALUE;
983	return (ret);
984}
985
986/*
987 * Check yes/no
988 */
989/*ARGSUSED*/
990static int
991true_false_validator(int index, char *value)
992{
993	if (value == NULL)
994		return (SA_BAD_VALUE);
995	if ((strcasecmp(value, "true") == 0) ||
996	    (strcasecmp(value, "false") == 0))
997		return (SA_OK);
998	return (SA_BAD_VALUE);
999}
1000
1001/*
1002 * Check IP v4 address.
1003 */
1004/*ARGSUSED*/
1005static int
1006ipv4_validator(int index, char *value)
1007{
1008	char sbytes[16];
1009
1010	if (value == NULL)
1011		return (SA_OK);
1012
1013	if (strlen(value) == 0)
1014		return (SA_OK);
1015
1016	if (inet_pton(AF_INET, value, (void *)sbytes) != 1)
1017		return (SA_BAD_VALUE);
1018
1019	return (SA_OK);
1020}
1021
1022/*
1023 * Check that the specified name is an IP address (v4 or v6) or a hostname.
1024 * Per RFC 1035 and 1123, names may contain alphanumeric characters, hyphens
1025 * and dots.  The first and last character of a label must be alphanumeric.
1026 * Interior characters may be alphanumeric or hypens.
1027 *
1028 * Domain names should not contain underscores but we allow them because
1029 * Windows names are often in non-compliance with this rule.
1030 */
1031/*ARGSUSED*/
1032static int
1033hostname_validator(int index, char *value)
1034{
1035	char		sbytes[INET6_ADDRSTRLEN];
1036	boolean_t	new_label = B_TRUE;
1037	char		*p;
1038	char		label_terminator;
1039	int		len;
1040
1041	if (value == NULL)
1042		return (SA_OK);
1043
1044	if ((len = strlen(value)) == 0)
1045		return (SA_OK);
1046
1047	if (inet_pton(AF_INET, value, (void *)sbytes) == 1)
1048		return (SA_OK);
1049
1050	if (inet_pton(AF_INET6, value, (void *)sbytes) == 1)
1051		return (SA_OK);
1052
1053	if (len >= MAXHOSTNAMELEN)
1054		return (SA_BAD_VALUE);
1055
1056	if (strspn(value, "0123456789.") == len)
1057		return (SA_BAD_VALUE);
1058
1059	label_terminator = *value;
1060
1061	for (p = value; *p != '\0'; ++p) {
1062		if (new_label) {
1063			if (!isalnum(*p))
1064				return (SA_BAD_VALUE);
1065			new_label = B_FALSE;
1066			label_terminator = *p;
1067			continue;
1068		}
1069
1070		if (*p == '.') {
1071			if (!isalnum(label_terminator))
1072				return (SA_BAD_VALUE);
1073			new_label = B_TRUE;
1074			label_terminator = *p;
1075			continue;
1076		}
1077
1078		label_terminator = *p;
1079
1080		if (isalnum(*p) || *p == '-' || *p == '_')
1081			continue;
1082
1083		return (SA_BAD_VALUE);
1084	}
1085
1086	if (!isalnum(label_terminator))
1087		return (SA_BAD_VALUE);
1088
1089	return (SA_OK);
1090}
1091
1092/*
1093 * Call back function for dlpi_walk.
1094 * Returns TRUE if interface name exists on the host.
1095 */
1096static boolean_t
1097smb_get_interface(const char *ifname, void *arg)
1098{
1099	smb_hostifs_walker_t *iterp = arg;
1100
1101	iterp->hiw_matchfound = (strcmp(ifname, iterp->hiw_ifname) == 0);
1102
1103	return (iterp->hiw_matchfound);
1104}
1105
1106/*
1107 * Checks to see if the input interface exists on the host.
1108 * Returns B_TRUE if the match is found, B_FALSE otherwise.
1109 */
1110static boolean_t
1111smb_validate_interface(const char *ifname)
1112{
1113	smb_hostifs_walker_t	iter;
1114
1115	if ((ifname == NULL) || (*ifname == '\0'))
1116		return (B_FALSE);
1117
1118	iter.hiw_ifname = ifname;
1119	iter.hiw_matchfound = B_FALSE;
1120	dlpi_walk(smb_get_interface, &iter, 0);
1121
1122	return (iter.hiw_matchfound);
1123}
1124
1125/*
1126 * Check valid interfaces. Interface names value can be NULL or empty.
1127 * Returns SA_BAD_VALUE if interface cannot be found on the host.
1128 */
1129/*ARGSUSED*/
1130static int
1131interface_validator(int index, char *value)
1132{
1133	char buf[16];
1134	int ret = SA_OK;
1135	char *ifname, *tmp, *p;
1136
1137	if (value == NULL || *value == '\0')
1138		return (ret);
1139
1140	if (strlen(value) > MAX_VALUE_BUFLEN)
1141		return (SA_BAD_VALUE);
1142
1143	if ((p = strdup(value)) == NULL)
1144		return (SA_NO_MEMORY);
1145
1146	tmp = p;
1147	while ((ifname = strsep(&tmp, ",")) != NULL) {
1148		if (*ifname == '\0') {
1149			ret = SA_BAD_VALUE;
1150			break;
1151		}
1152
1153		if (!smb_validate_interface(ifname)) {
1154			if (inet_pton(AF_INET, ifname, (void *)buf) == 0) {
1155				ret = SA_BAD_VALUE;
1156				break;
1157			}
1158		}
1159	}
1160
1161	free(p);
1162	return (ret);
1163}
1164
1165/*
1166 * Check path
1167 */
1168/*ARGSUSED*/
1169static int
1170path_validator(int index, char *path)
1171{
1172	struct stat buffer;
1173	int fd, status;
1174
1175	if (path == NULL)
1176		return (SA_BAD_VALUE);
1177
1178	fd = open(path, O_RDONLY);
1179	if (fd < 0)
1180		return (SA_BAD_VALUE);
1181
1182	status = fstat(fd, &buffer);
1183	(void) close(fd);
1184
1185	if (status < 0)
1186		return (SA_BAD_VALUE);
1187
1188	if (buffer.st_mode & S_IFDIR)
1189		return (SA_OK);
1190	return (SA_BAD_VALUE);
1191}
1192
1193/*
1194 * the protoset holds the defined options so we don't have to read
1195 * them multiple times
1196 */
1197static sa_protocol_properties_t protoset;
1198
1199static int
1200findprotoopt(char *name)
1201{
1202	int i;
1203	char *sc_name;
1204
1205	for (i = 0; i < SMB_OPT_NUM; i++) {
1206		sc_name = smb_config_getname(smb_proto_options[i].smb_index);
1207		if (strcasecmp(sc_name, name) == 0)
1208			return (i);
1209	}
1210
1211	return (-1);
1212}
1213
1214/*
1215 * smb_load_proto_properties()
1216 *
1217 * read the smb config values from SMF.
1218 */
1219
1220static int
1221smb_load_proto_properties()
1222{
1223	sa_property_t prop;
1224	char value[MAX_VALUE_BUFLEN];
1225	char *name;
1226	int index;
1227	int ret = SA_OK;
1228	int rc;
1229
1230	protoset = sa_create_protocol_properties(SMB_PROTOCOL_NAME);
1231	if (protoset == NULL)
1232		return (SA_NO_MEMORY);
1233
1234	for (index = 0; index < SMB_OPT_NUM && ret == SA_OK; index++) {
1235		rc = smb_config_get(smb_proto_options[index].smb_index,
1236		    value, sizeof (value));
1237		if (rc != SMBD_SMF_OK)
1238			continue;
1239		name = smb_config_getname(smb_proto_options[index].smb_index);
1240		prop = sa_create_property(name, value);
1241		if (prop != NULL)
1242			ret = sa_add_protocol_property(protoset, prop);
1243		else
1244			ret = SA_NO_MEMORY;
1245	}
1246	return (ret);
1247}
1248
1249/*
1250 * smb_share_init()
1251 *
1252 * Initialize the smb plugin.
1253 */
1254
1255static int
1256smb_share_init(void)
1257{
1258	if (sa_plugin_ops.sa_init != smb_share_init)
1259		return (SA_SYSTEM_ERR);
1260
1261	smb_share_door_clnt_init();
1262	return (smb_load_proto_properties());
1263}
1264
1265/*
1266 * smb_share_fini()
1267 *
1268 */
1269static void
1270smb_share_fini(void)
1271{
1272	xmlFreeNode(protoset);
1273	protoset = NULL;
1274
1275	smb_share_door_clnt_fini();
1276}
1277
1278/*
1279 * smb_get_proto_set()
1280 *
1281 * Return an optionset with all the protocol specific properties in
1282 * it.
1283 */
1284static sa_protocol_properties_t
1285smb_get_proto_set(void)
1286{
1287	return (protoset);
1288}
1289
1290/*
1291 * smb_enable_dependencies()
1292 *
1293 * SMBD_DEFAULT_INSTANCE_FMRI may have some dependencies that aren't
1294 * enabled. This will attempt to enable all of them.
1295 */
1296static void
1297smb_enable_dependencies(const char *fmri)
1298{
1299	scf_handle_t *handle;
1300	scf_service_t *service;
1301	scf_instance_t *inst = NULL;
1302	scf_iter_t *iter;
1303	scf_property_t *prop;
1304	scf_value_t *value;
1305	scf_propertygroup_t *pg;
1306	scf_scope_t *scope;
1307	char type[SCFTYPE_LEN];
1308	char *dependency;
1309	char *servname;
1310	int maxlen;
1311
1312	/*
1313	 * Get all required handles and storage.
1314	 */
1315	handle = scf_handle_create(SCF_VERSION);
1316	if (handle == NULL)
1317		return;
1318
1319	if (scf_handle_bind(handle) != 0) {
1320		scf_handle_destroy(handle);
1321		return;
1322	}
1323
1324	maxlen = scf_limit(SCF_LIMIT_MAX_VALUE_LENGTH);
1325	if (maxlen == (ssize_t)-1)
1326		maxlen = MAXPATHLEN;
1327
1328	dependency = malloc(maxlen);
1329
1330	service = scf_service_create(handle);
1331
1332	iter = scf_iter_create(handle);
1333
1334	pg = scf_pg_create(handle);
1335
1336	prop = scf_property_create(handle);
1337
1338	value = scf_value_create(handle);
1339
1340	scope = scf_scope_create(handle);
1341
1342	if (service == NULL || iter == NULL || pg == NULL || prop == NULL ||
1343	    value == NULL || scope == NULL || dependency == NULL)
1344		goto done;
1345
1346	/*
1347	 *  We passed in the FMRI for the default instance but for
1348	 *  some things we need the simple form so construct it. Since
1349	 *  we reuse the storage that dependency points to, we need to
1350	 *  use the servname early.
1351	 */
1352	(void) snprintf(dependency, maxlen, "%s", fmri + sizeof ("svc:"));
1353	servname = strrchr(dependency, ':');
1354	if (servname == NULL)
1355		goto done;
1356	*servname = '\0';
1357	servname = dependency;
1358
1359	/*
1360	 * Setup to iterate over the service property groups, only
1361	 * looking at those that are "dependency" types. The "entity"
1362	 * property will have the FMRI of the service we are dependent
1363	 * on.
1364	 */
1365	if (scf_handle_get_scope(handle, SCF_SCOPE_LOCAL, scope) != 0)
1366		goto done;
1367
1368	if (scf_scope_get_service(scope, servname, service) != 0)
1369		goto done;
1370
1371	if (scf_iter_service_pgs(iter, service) != 0)
1372		goto done;
1373
1374	while (scf_iter_next_pg(iter, pg) > 0) {
1375		char *services[2];
1376		/*
1377		 * Have a property group for the service. See if it is
1378		 * a dependency pg and only do operations on those.
1379		 */
1380		if (scf_pg_get_type(pg, type, SCFTYPE_LEN) <= 0)
1381			continue;
1382
1383		if (strncmp(type, SCF_GROUP_DEPENDENCY, SCFTYPE_LEN) != 0)
1384			continue;
1385		/*
1386		 * Have a dependency.  Attempt to enable it.
1387		 */
1388		if (scf_pg_get_property(pg, SCF_PROPERTY_ENTITIES, prop) != 0)
1389			continue;
1390
1391		if (scf_property_get_value(prop, value) != 0)
1392			continue;
1393
1394		services[1] = NULL;
1395
1396		if (scf_value_get_as_string(value, dependency, maxlen) > 0) {
1397			services[0] = dependency;
1398			_check_services(services);
1399		}
1400	}
1401
1402done:
1403	if (dependency != NULL)
1404		free(dependency);
1405	if (value != NULL)
1406		scf_value_destroy(value);
1407	if (prop != NULL)
1408		scf_property_destroy(prop);
1409	if (pg != NULL)
1410		scf_pg_destroy(pg);
1411	if (iter != NULL)
1412		scf_iter_destroy(iter);
1413	if (scope != NULL)
1414		scf_scope_destroy(scope);
1415	if (inst != NULL)
1416		scf_instance_destroy(inst);
1417	if (service != NULL)
1418		scf_service_destroy(service);
1419
1420	(void) scf_handle_unbind(handle);
1421	scf_handle_destroy(handle);
1422}
1423
1424/*
1425 * How long to wait for service to come online
1426 */
1427#define	WAIT_FOR_SERVICE	15
1428
1429/*
1430 * smb_enable_service()
1431 *
1432 */
1433static int
1434smb_enable_service(void)
1435{
1436	int i;
1437	int ret = SA_OK;
1438	char *service[] = { SMBD_DEFAULT_INSTANCE_FMRI, NULL };
1439
1440	if (!smb_isonline()) {
1441		/*
1442		 * Attempt to start the idmap, and other dependent
1443		 * services, first.  If it fails, the SMB service will
1444		 * ultimately fail so we use that as the error.  If we
1445		 * don't try to enable idmap, smb won't start the
1446		 * first time unless the admin has done it
1447		 * manually. The service could be administratively
1448		 * disabled so we won't always get started.
1449		 */
1450		smb_enable_dependencies(SMBD_DEFAULT_INSTANCE_FMRI);
1451		_check_services(service);
1452
1453		/* Wait for service to come online */
1454		for (i = 0; i < WAIT_FOR_SERVICE; i++) {
1455			if (smb_isonline()) {
1456				ret =  SA_OK;
1457				break;
1458			} else if (smb_ismaint()) {
1459				/* maintenance requires help */
1460				ret = SA_SYSTEM_ERR;
1461				break;
1462			} else if (smb_isdisabled()) {
1463				/* disabled is ok */
1464				ret = SA_OK;
1465				break;
1466			} else {
1467				/* try another time */
1468				ret = SA_BUSY;
1469				(void) sleep(1);
1470			}
1471		}
1472	}
1473	return (ret);
1474}
1475
1476/*
1477 * smb_validate_proto_prop(index, name, value)
1478 *
1479 * Verify that the property specified by name can take the new
1480 * value. This is a sanity check to prevent bad values getting into
1481 * the default files.
1482 */
1483static int
1484smb_validate_proto_prop(int index, char *name, char *value)
1485{
1486	if ((name == NULL) || (index < 0))
1487		return (SA_BAD_VALUE);
1488
1489	if (smb_proto_options[index].validator == NULL)
1490		return (SA_OK);
1491
1492	if (smb_proto_options[index].validator(index, value) == SA_OK)
1493		return (SA_OK);
1494	return (SA_BAD_VALUE);
1495}
1496
1497/*
1498 * smb_set_proto_prop(prop)
1499 *
1500 * check that prop is valid.
1501 */
1502/*ARGSUSED*/
1503static int
1504smb_set_proto_prop(sa_property_t prop)
1505{
1506	int ret = SA_OK;
1507	char *name;
1508	char *value;
1509	int index = -1;
1510	struct smb_proto_option_defs *opt;
1511
1512	name = sa_get_property_attr(prop, "type");
1513	value = sa_get_property_attr(prop, "value");
1514	if (name != NULL && value != NULL) {
1515		index = findprotoopt(name);
1516		if (index >= 0) {
1517			/* should test for valid value */
1518			ret = smb_validate_proto_prop(index, name, value);
1519			if (ret == SA_OK) {
1520				opt = &smb_proto_options[index];
1521
1522				/* Save to SMF */
1523				(void) smb_config_set(opt->smb_index, value);
1524				/*
1525				 * Specialized refresh mechanisms can
1526				 * be flagged in the proto_options and
1527				 * processed here.
1528				 */
1529				if (opt->refresh & SMB_REFRESH_REFRESH)
1530					(void) smf_refresh_instance(
1531					    SMBD_DEFAULT_INSTANCE_FMRI);
1532				else if (opt->refresh & SMB_REFRESH_RESTART)
1533					(void) smf_restart_instance(
1534					    SMBD_DEFAULT_INSTANCE_FMRI);
1535			}
1536		}
1537	}
1538
1539	if (name != NULL)
1540		sa_free_attr_string(name);
1541	if (value != NULL)
1542		sa_free_attr_string(value);
1543
1544	return (ret);
1545}
1546
1547/*
1548 * smb_get_status()
1549 *
1550 * What is the current status of the smbd? We use the SMF state here.
1551 * Caller must free the returned value.
1552 */
1553
1554static char *
1555smb_get_status(void)
1556{
1557	char *state = NULL;
1558	state = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI);
1559	return (state != NULL ? state : "-");
1560}
1561
1562/*
1563 * This protocol plugin require resource names
1564 */
1565static uint64_t
1566smb_share_features(void)
1567{
1568	return (SA_FEATURE_RESOURCE | SA_FEATURE_ALLOWSUBDIRS |
1569	    SA_FEATURE_ALLOWPARDIRS | SA_FEATURE_SERVER);
1570}
1571
1572/*
1573 * This should be used to convert smb_share_t to sa_resource_t
1574 * Should only be needed to build transient shares/resources to be
1575 * supplied to sharemgr to display.
1576 */
1577static int
1578smb_add_transient(sa_handle_t handle, smb_share_t *si)
1579{
1580	int err;
1581	sa_share_t share;
1582	sa_group_t group;
1583	sa_resource_t resource;
1584	nvlist_t *nvl;
1585	char *opt;
1586
1587	if (si == NULL)
1588		return (SA_INVALID_NAME);
1589
1590	if ((share = sa_find_share(handle, si->shr_path)) == NULL) {
1591		if ((group = smb_get_defaultgrp(handle)) == NULL)
1592			return (SA_NO_SUCH_GROUP);
1593
1594		share = sa_get_share(group, si->shr_path);
1595		if (share == NULL) {
1596			share = sa_add_share(group, si->shr_path,
1597			    SA_SHARE_TRANSIENT, &err);
1598			if (share == NULL)
1599				return (SA_NO_SUCH_PATH);
1600		}
1601	}
1602
1603	/*
1604	 * Now handle the resource. Make sure that the resource is
1605	 * transient and added to the share.
1606	 */
1607	resource = sa_get_share_resource(share, si->shr_name);
1608	if (resource == NULL) {
1609		resource = sa_add_resource(share,
1610		    si->shr_name, SA_SHARE_TRANSIENT, &err);
1611		if (resource == NULL)
1612			return (SA_NO_SUCH_RESOURCE);
1613	}
1614
1615	if (si->shr_cmnt[0] != '\0')
1616		(void) sa_set_resource_description(resource, si->shr_cmnt);
1617
1618	if (si->shr_container[0] != '\0')
1619		(void) sa_set_resource_attr(resource, SHOPT_AD_CONTAINER,
1620		    si->shr_container);
1621
1622	if (nvlist_alloc(&nvl, NV_UNIQUE_NAME, 0) != 0)
1623		return (SA_NO_MEMORY);
1624
1625	if ((opt = smb_csc_name(si)) != NULL)
1626		err |= nvlist_add_string(nvl, SHOPT_CSC, opt);
1627
1628	opt = (si->shr_flags & SMB_SHRF_ABE) ? "true" : "false";
1629	err |= nvlist_add_string(nvl, SHOPT_ABE, opt);
1630
1631	if ((si->shr_flags & SMB_SHRF_AUTOHOME) == 0) {
1632		opt = (si->shr_flags & SMB_SHRF_GUEST_OK) ? "true" : "false";
1633		err |= nvlist_add_string(nvl, SHOPT_GUEST, opt);
1634	}
1635
1636	if (si->shr_access_ro[0] != '\0')
1637		err |= nvlist_add_string(nvl, SHOPT_RO, si->shr_access_ro);
1638
1639	if (si->shr_access_rw[0] != '\0')
1640		err |= nvlist_add_string(nvl, SHOPT_RW, si->shr_access_rw);
1641
1642	if (si->shr_access_none[0] != '\0')
1643		err |= nvlist_add_string(nvl, SHOPT_NONE, si->shr_access_none);
1644
1645	if (err) {
1646		nvlist_free(nvl);
1647		return (SA_CONFIG_ERR);
1648	}
1649
1650	err = smb_update_optionset_props(handle, resource, nvl);
1651
1652	nvlist_free(nvl);
1653	return (err);
1654}
1655
1656/*
1657 * Return smb transient shares.
1658 */
1659static int
1660smb_list_transient(sa_handle_t handle)
1661{
1662	int i, offset;
1663	smb_shrlist_t list;
1664	int res;
1665
1666	if (smb_share_count() <= 0)
1667		return (SA_OK);
1668
1669	offset = 0;
1670	while (smb_share_list(offset, &list) == NERR_Success) {
1671		if (list.sl_cnt == 0)
1672			break;
1673
1674		for (i = 0; i < list.sl_cnt; i++) {
1675			res = smb_add_transient(handle, &(list.sl_shares[i]));
1676			if (res != SA_OK)
1677				return (res);
1678		}
1679		offset += list.sl_cnt;
1680	}
1681
1682	return (SA_OK);
1683}
1684
1685/*
1686 * fix_resource_name(share, name,  prefix)
1687 *
1688 * Construct a name where the ZFS dataset has the prefix replaced with "name".
1689 */
1690static char *
1691fix_resource_name(sa_share_t share, char *name, char *prefix)
1692{
1693	char buf[SA_MAX_RESOURCE_NAME + 1];
1694	char *dataset;
1695	size_t bufsz = SA_MAX_RESOURCE_NAME + 1;
1696	size_t prelen;
1697
1698	if (prefix == NULL)
1699		return (strdup(name));
1700
1701	dataset = sa_get_share_attr(share, "dataset");
1702	if (dataset == NULL)
1703		return (strdup(name));
1704
1705	(void) strlcpy(buf, name, bufsz);
1706	prelen = strlen(prefix);
1707
1708	if (strncmp(dataset, prefix, prelen) == 0)
1709		(void) strlcat(buf, dataset + prelen, bufsz);
1710
1711	sa_free_attr_string(dataset);
1712	sa_fix_resource_name(buf);
1713	return (strdup(buf));
1714}
1715
1716/*
1717 * smb_parse_optstring(group, options)
1718 *
1719 * parse a compact option string into individual options. This allows
1720 * ZFS sharesmb and sharemgr "share" command to work.  group can be a
1721 * group, a share or a resource.
1722 */
1723static int
1724smb_parse_optstring(sa_group_t group, char *options)
1725{
1726	char *dup;
1727	char *base;
1728	char *lasts;
1729	char *token;
1730	sa_optionset_t optionset;
1731	sa_group_t parent = NULL;
1732	sa_resource_t resource = NULL;
1733	int iszfs = 0;
1734	int persist = 0;
1735	int need_optionset = 0;
1736	int ret = SA_OK;
1737	sa_property_t prop;
1738
1739	/*
1740	 * In order to not attempt to change ZFS properties unless
1741	 * absolutely necessary, we never do it in the legacy parsing
1742	 * so we need to keep track of this.
1743	 */
1744	if (sa_is_share(group)) {
1745		char *zfs;
1746
1747		parent = sa_get_parent_group(group);
1748		if (parent != NULL) {
1749			zfs = sa_get_group_attr(parent, "zfs");
1750			if (zfs != NULL) {
1751				sa_free_attr_string(zfs);
1752				iszfs = 1;
1753			}
1754		}
1755	} else {
1756		iszfs = sa_group_is_zfs(group);
1757		/*
1758		 * If a ZFS group, then we need to see if a resource
1759		 * name is being set. If so, bail with
1760		 * SA_PROP_SHARE_ONLY, so we come back in with a share
1761		 * instead of a group.
1762		 */
1763		if (iszfs ||
1764		    strncmp(options, "name=", sizeof ("name=") - 1) == 0 ||
1765		    strstr(options, ",name=") != NULL) {
1766			return (SA_PROP_SHARE_ONLY);
1767		}
1768	}
1769
1770	/* do we have an existing optionset? */
1771	optionset = sa_get_optionset(group, "smb");
1772	if (optionset == NULL) {
1773		/* didn't find existing optionset so create one */
1774		optionset = sa_create_optionset(group, "smb");
1775		if (optionset == NULL)
1776			return (SA_NO_MEMORY);
1777	} else {
1778		/*
1779		 * If an optionset already exists, we've come through
1780		 * twice so ignore the second time.
1781		 */
1782		return (ret);
1783	}
1784
1785	/* We need a copy of options for the next part. */
1786	dup = strdup(options);
1787	if (dup == NULL)
1788		return (SA_NO_MEMORY);
1789
1790	/*
1791	 * SMB properties are straightforward and are strings,
1792	 * integers or booleans.  Properties are separated by
1793	 * commas. It will be necessary to parse quotes due to some
1794	 * strings not having a restricted characters set.
1795	 *
1796	 * Note that names will create a resource. For now, if there
1797	 * is a set of properties "before" the first name="", those
1798	 * properties will be placed on the group.
1799	 */
1800	persist = sa_is_persistent(group);
1801	base = dup;
1802	token = dup;
1803	lasts = NULL;
1804	while (token != NULL && ret == SA_OK) {
1805		ret = SA_OK;
1806		token = strtok_r(base, ",", &lasts);
1807		base = NULL;
1808		if (token != NULL) {
1809			char *value;
1810			/*
1811			 * All SMB properties have values so there
1812			 * MUST be an '=' character.  If it doesn't,
1813			 * it is a syntax error.
1814			 */
1815			value = strchr(token, '=');
1816			if (value != NULL) {
1817				*value++ = '\0';
1818			} else {
1819				ret = SA_SYNTAX_ERR;
1820				break;
1821			}
1822			/*
1823			 * We may need to handle a "name" property
1824			 * that is a ZFS imposed resource name. Each
1825			 * name would trigger getting a new "resource"
1826			 * to put properties on. For now, assume no
1827			 * "name" property for special handling.
1828			 */
1829
1830			if (strcmp(token, SHOPT_NAME) == 0) {
1831				char *prefix;
1832				char *name = NULL;
1833				/*
1834				 * We have a name, so now work on the
1835				 * resource level. We have a "share"
1836				 * in "group" due to the caller having
1837				 * added it. If we are called with a
1838				 * group, the check for group/share
1839				 * at the beginning of this function
1840				 * will bail out the parse if there is a
1841				 * "name" but no share.
1842				 */
1843				if (!iszfs) {
1844					ret = SA_SYNTAX_ERR;
1845					break;
1846				}
1847				/*
1848				 * Make sure the parent group has the
1849				 * "prefix" property since we will
1850				 * need to use this for constructing
1851				 * inherited name= values.
1852				 */
1853				prefix = sa_get_group_attr(parent, "prefix");
1854				if (prefix == NULL) {
1855					prefix = sa_get_group_attr(parent,
1856					    "name");
1857					if (prefix != NULL) {
1858						(void) sa_set_group_attr(parent,
1859						    "prefix", prefix);
1860					}
1861				}
1862				name = fix_resource_name((sa_share_t)group,
1863				    value, prefix);
1864				if (name != NULL) {
1865					resource = sa_add_resource(
1866					    (sa_share_t)group, name,
1867					    SA_SHARE_TRANSIENT, &ret);
1868					sa_free_attr_string(name);
1869				} else {
1870					ret = SA_NO_MEMORY;
1871				}
1872				if (prefix != NULL)
1873					sa_free_attr_string(prefix);
1874
1875				/* A resource level optionset is needed */
1876
1877				need_optionset = 1;
1878				if (resource == NULL) {
1879					ret = SA_NO_MEMORY;
1880					break;
1881				}
1882				continue;
1883			}
1884
1885			if (iszfs && strcmp(token, SHOPT_DESCRIPTION) == 0) {
1886				if (resource == NULL)
1887					(void) sa_set_share_description(
1888					    (sa_share_t)group, value);
1889				else
1890					(void) sa_set_resource_description(
1891					    resource, value);
1892				continue;
1893			}
1894
1895			if (need_optionset) {
1896				optionset = sa_create_optionset(resource,
1897				    "smb");
1898				need_optionset = 0;
1899			}
1900
1901			prop = sa_create_property(token, value);
1902			if (prop == NULL)
1903				ret = SA_NO_MEMORY;
1904			else
1905				ret = sa_add_property(optionset, prop);
1906			if (ret != SA_OK)
1907				break;
1908			if (!iszfs)
1909				ret = sa_commit_properties(optionset, !persist);
1910		}
1911	}
1912	free(dup);
1913	return (ret);
1914}
1915
1916/*
1917 * smb_sprint_option(rbuff, rbuffsize, incr, prop, sep)
1918 *
1919 * provides a mechanism to format SMB properties into legacy output
1920 * format. If the buffer would overflow, it is reallocated and grown
1921 * as appropriate. Special cases of converting internal form of values
1922 * to those used by "share" are done. this function does one property
1923 * at a time.
1924 */
1925
1926static void
1927smb_sprint_option(char **rbuff, size_t *rbuffsize, size_t incr,
1928			sa_property_t prop, int sep)
1929{
1930	char *name;
1931	char *value;
1932	int curlen;
1933	char *buff = *rbuff;
1934	size_t buffsize = *rbuffsize;
1935
1936	name = sa_get_property_attr(prop, "type");
1937	value = sa_get_property_attr(prop, "value");
1938	if (buff != NULL)
1939		curlen = strlen(buff);
1940	else
1941		curlen = 0;
1942	if (name != NULL) {
1943		int len;
1944		len = strlen(name) + sep;
1945
1946		/*
1947		 * A future RFE would be to replace this with more
1948		 * generic code and to possibly handle more types.
1949		 *
1950		 * For now, everything else is treated as a string. If
1951		 * we get any properties that aren't exactly
1952		 * name/value pairs, we may need to
1953		 * interpret/transform.
1954		 */
1955		if (value != NULL)
1956			len += 1 + strlen(value);
1957
1958		while (buffsize <= (curlen + len)) {
1959			/* need more room */
1960			buffsize += incr;
1961			buff = realloc(buff, buffsize);
1962			*rbuff = buff;
1963			*rbuffsize = buffsize;
1964			if (buff == NULL) {
1965				/* realloc failed so free everything */
1966				if (*rbuff != NULL)
1967					free(*rbuff);
1968				goto err;
1969			}
1970		}
1971		if (buff == NULL)
1972			goto err;
1973		(void) snprintf(buff + curlen, buffsize - curlen,
1974		    "%s%s=%s", sep ? "," : "",
1975		    name, value != NULL ? value : "\"\"");
1976
1977	}
1978err:
1979	if (name != NULL)
1980		sa_free_attr_string(name);
1981	if (value != NULL)
1982		sa_free_attr_string(value);
1983}
1984
1985/*
1986 * smb_format_resource_options(resource, hier)
1987 *
1988 * format all the options on the group into a flattened option
1989 * string. If hier is non-zero, walk up the tree to get inherited
1990 * options.
1991 */
1992
1993static char *
1994smb_format_options(sa_group_t group, int hier)
1995{
1996	sa_optionset_t options = NULL;
1997	sa_property_t prop;
1998	int sep = 0;
1999	char *buff;
2000	size_t buffsize;
2001
2002
2003	buff = malloc(OPT_CHUNK);
2004	if (buff == NULL)
2005		return (NULL);
2006
2007	buff[0] = '\0';
2008	buffsize = OPT_CHUNK;
2009
2010	/*
2011	 * We may have a an optionset relative to this item. format
2012	 * these if we find them and then add any security definitions.
2013	 */
2014
2015	options = sa_get_derived_optionset(group, "smb", hier);
2016
2017	/*
2018	 * do the default set first but skip any option that is also
2019	 * in the protocol specific optionset.
2020	 */
2021	if (options != NULL) {
2022		for (prop = sa_get_property(options, NULL);
2023		    prop != NULL; prop = sa_get_next_property(prop)) {
2024			/*
2025			 * use this one since we skipped any
2026			 * of these that were also in
2027			 * optdefault
2028			 */
2029			smb_sprint_option(&buff, &buffsize, OPT_CHUNK,
2030			    prop, sep);
2031			if (buff == NULL) {
2032				/*
2033				 * buff could become NULL if there
2034				 * isn't enough memory for
2035				 * smb_sprint_option to realloc()
2036				 * as necessary. We can't really
2037				 * do anything about it at this
2038				 * point so we return NULL.  The
2039				 * caller should handle the
2040				 * failure.
2041				 */
2042				if (options != NULL)
2043					sa_free_derived_optionset(
2044					    options);
2045				return (buff);
2046			}
2047			sep = 1;
2048		}
2049	}
2050
2051	if (options != NULL)
2052		sa_free_derived_optionset(options);
2053	return (buff);
2054}
2055
2056/*
2057 * smb_rename_resource(resource, newname)
2058 *
2059 * Change the current exported name of the resource to newname.
2060 */
2061/*ARGSUSED*/
2062int
2063smb_rename_resource(sa_handle_t handle, sa_resource_t resource, char *newname)
2064{
2065	int ret = SA_OK;
2066	int err;
2067	char *oldname;
2068
2069	if (!smb_isonline())
2070		return (SA_OK);
2071
2072	oldname = sa_get_resource_attr(resource, "name");
2073	if (oldname == NULL)
2074		return (SA_NO_SUCH_RESOURCE);
2075
2076	err = smb_share_rename(oldname, newname);
2077
2078	sa_free_attr_string(oldname);
2079
2080	/* improve error values somewhat */
2081	switch (err) {
2082	case NERR_Success:
2083		break;
2084	case NERR_InternalError:
2085		ret = SA_SYSTEM_ERR;
2086		break;
2087	case NERR_DuplicateShare:
2088		ret = SA_DUPLICATE_NAME;
2089		break;
2090	default:
2091		ret = SA_CONFIG_ERR;
2092		break;
2093	}
2094
2095	return (ret);
2096}
2097
2098static int
2099smb_build_shareinfo(sa_share_t share, sa_resource_t resource, smb_share_t *si)
2100{
2101	sa_optionset_t opts;
2102	char *path;
2103	char *rname;
2104	char *val = NULL;
2105	char csc_value[SMB_CSC_BUFSZ];
2106
2107	bzero(si, sizeof (smb_share_t));
2108
2109	if ((path = sa_get_share_attr(share, "path")) == NULL)
2110		return (SA_NO_SUCH_PATH);
2111
2112	if ((rname = sa_get_resource_attr(resource, "name")) == NULL) {
2113		sa_free_attr_string(path);
2114		return (SA_NO_SUCH_RESOURCE);
2115	}
2116
2117	(void) strlcpy(si->shr_path, path, sizeof (si->shr_path));
2118	(void) strlcpy(si->shr_name, rname, sizeof (si->shr_name));
2119	sa_free_attr_string(path);
2120	sa_free_attr_string(rname);
2121
2122	val = sa_get_resource_description(resource);
2123	if (val == NULL)
2124		val = sa_get_share_description(share);
2125
2126	if (val != NULL) {
2127		(void) strlcpy(si->shr_cmnt, val, sizeof (si->shr_cmnt));
2128		sa_free_share_description(val);
2129	}
2130
2131	si->shr_flags = (sa_is_persistent(share))
2132	    ? SMB_SHRF_PERM : SMB_SHRF_TRANS;
2133
2134	opts = sa_get_derived_optionset(resource, SMB_PROTOCOL_NAME, 1);
2135	if (opts == NULL)
2136		return (SA_OK);
2137
2138	if (smb_saprop_getbool(opts, SHOPT_CATIA))
2139		si->shr_flags |= SMB_SHRF_CATIA;
2140
2141	if (smb_saprop_getbool(opts, SHOPT_ABE))
2142		si->shr_flags |= SMB_SHRF_ABE;
2143
2144	if (smb_saprop_getbool(opts, SHOPT_GUEST))
2145		si->shr_flags |= SMB_SHRF_GUEST_OK;
2146
2147	if (smb_saprop_getbool(opts, SHOPT_DFSROOT))
2148		si->shr_flags |= SMB_SHRF_DFSROOT;
2149
2150	(void) smb_saprop_getstr(opts, SHOPT_AD_CONTAINER, si->shr_container,
2151	    sizeof (si->shr_container));
2152
2153	if (smb_saprop_getstr(opts, SHOPT_CSC, csc_value, sizeof (csc_value)))
2154		smb_csc_option(csc_value, si);
2155
2156	if (smb_saprop_getstr(opts, SHOPT_RO, si->shr_access_ro,
2157	    sizeof (si->shr_access_ro)))
2158		si->shr_flags |= SMB_SHRF_ACC_RO;
2159
2160	if (smb_saprop_getstr(opts, SHOPT_RW, si->shr_access_rw,
2161	    sizeof (si->shr_access_rw)))
2162		si->shr_flags |= SMB_SHRF_ACC_RW;
2163
2164	if (smb_saprop_getstr(opts, SHOPT_NONE, si->shr_access_none,
2165	    sizeof (si->shr_access_none)))
2166		si->shr_flags |= SMB_SHRF_ACC_NONE;
2167
2168	sa_free_derived_optionset(opts);
2169	return (SA_OK);
2170}
2171
2172/*
2173 * Map a client-side caching (CSC) option to the appropriate share
2174 * flag.  Only one option is allowed; an error will be logged if
2175 * multiple options have been specified.  We don't need to do anything
2176 * about multiple values here because the SRVSVC will not recognize
2177 * a value containing multiple flags and will return the default value.
2178 *
2179 * If the option value is not recognized, it will be ignored: invalid
2180 * values will typically be caught and rejected by sharemgr.
2181 */
2182static void
2183smb_csc_option(const char *value, smb_share_t *si)
2184{
2185	char buf[SMB_CSC_BUFSZ];
2186	int i;
2187
2188	for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) {
2189		if (strcasecmp(value, cscopt[i].value) == 0) {
2190			si->shr_flags |= cscopt[i].flag;
2191			break;
2192		}
2193	}
2194
2195	switch (si->shr_flags & SMB_SHRF_CSC_MASK) {
2196	case 0:
2197	case SMB_SHRF_CSC_DISABLED:
2198	case SMB_SHRF_CSC_MANUAL:
2199	case SMB_SHRF_CSC_AUTO:
2200	case SMB_SHRF_CSC_VDO:
2201		break;
2202
2203	default:
2204		buf[0] = '\0';
2205
2206		for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) {
2207			if (si->shr_flags & cscopt[i].flag) {
2208				(void) strlcat(buf, " ", SMB_CSC_BUFSZ);
2209				(void) strlcat(buf, cscopt[i].value,
2210				    SMB_CSC_BUFSZ);
2211			}
2212		}
2213
2214		syslog(LOG_ERR, "csc option conflict:%s", buf);
2215		break;
2216	}
2217}
2218
2219/*
2220 * Return the option name for the first CSC flag (there should be only
2221 * one) encountered in the share flags.
2222 */
2223static char *
2224smb_csc_name(const smb_share_t *si)
2225{
2226	int i;
2227
2228	for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) {
2229		if (si->shr_flags & cscopt[i].flag)
2230			return (cscopt[i].value);
2231	}
2232
2233	return (NULL);
2234}
2235
2236/*
2237 * smb_get_defaultgrp
2238 *
2239 * If default group for CIFS shares (i.e. "smb") exists
2240 * then it will return the group handle, otherwise it will
2241 * create the group and return the handle.
2242 *
2243 * All the shares created by CIFS clients (this is only possible
2244 * via RPC) will be added to "smb" groups.
2245 */
2246static sa_group_t
2247smb_get_defaultgrp(sa_handle_t handle)
2248{
2249	sa_group_t group = NULL;
2250	int err;
2251
2252	group = sa_get_group(handle, SMB_DEFAULT_SHARE_GROUP);
2253	if (group != NULL)
2254		return (group);
2255
2256	group = sa_create_group(handle, SMB_DEFAULT_SHARE_GROUP, &err);
2257	if (group == NULL)
2258		return (NULL);
2259
2260	if (sa_create_optionset(group, SMB_DEFAULT_SHARE_GROUP) == NULL) {
2261		(void) sa_remove_group(group);
2262		group = NULL;
2263	}
2264
2265	return (group);
2266}
2267
2268/*
2269 * Checks to see if the command args are the supported substitution specifier.
2270 * i.e. <cmd> %U %S
2271 */
2272static int
2273cmd_validator(int index, char *value)
2274{
2275	char cmd[MAXPATHLEN];
2276	char *ptr, *v;
2277	boolean_t skip_cmdname;
2278
2279	if (string_length_check_validator(index, value) != SA_OK)
2280		return (SA_BAD_VALUE);
2281
2282	if (*value == '\0')
2283		return (SA_OK);
2284
2285	(void) strlcpy(cmd, value, sizeof (cmd));
2286
2287	ptr = cmd;
2288	skip_cmdname = B_TRUE;
2289	do {
2290		if ((v = strsep(&ptr, " ")) == NULL)
2291			break;
2292
2293		if (*v != '\0') {
2294
2295			if (skip_cmdname) {
2296				skip_cmdname = B_FALSE;
2297				continue;
2298			}
2299
2300			if ((strlen(v) != 2) || *v != '%')
2301				return (SA_BAD_VALUE);
2302
2303			if (strpbrk(v, SMB_VALID_SUB_CHRS) == NULL)
2304				return (SA_BAD_VALUE);
2305		}
2306
2307	} while (v != NULL);
2308
2309	/*
2310	 * If skip_cmdname is still true then the string contains
2311	 * only spaces.  Don't allow such a string.
2312	 */
2313	if (skip_cmdname)
2314		return (SA_BAD_VALUE);
2315
2316	return (SA_OK);
2317}
2318
2319/*ARGSUSED*/
2320static int
2321disposition_validator(int index, char *value)
2322{
2323	if (value == NULL)
2324		return (SA_BAD_VALUE);
2325
2326	if (*value == '\0')
2327		return (SA_OK);
2328
2329	if ((strcasecmp(value, SMB_EXEC_DISP_CONTINUE) == 0) ||
2330	    (strcasecmp(value, SMB_EXEC_DISP_TERMINATE) == 0))
2331		return (SA_OK);
2332
2333	return (SA_BAD_VALUE);
2334}
2335
2336/*
2337 * Updates the optionset properties of the share resource.
2338 * The properties are given as a list of name-value pair.
2339 * The name argument should be the optionset property name and the value
2340 * should be a valid value for the specified property.
2341 *
2342 * When calling this function for permanent shares, the caller must also
2343 * call sa_commit_properties() to commit the changes to SMF.
2344 */
2345static int
2346smb_update_optionset_props(sa_handle_t handle, sa_resource_t resource,
2347    nvlist_t *nvl)
2348{
2349	sa_property_t prop;
2350	sa_optionset_t opts;
2351	int err = SA_OK;
2352	nvpair_t *cur;
2353	char *name, *val;
2354
2355	if ((opts = sa_get_optionset(resource, SMB_PROTOCOL_NAME)) == NULL) {
2356		opts = sa_create_optionset(resource, SMB_PROTOCOL_NAME);
2357		if (opts == NULL)
2358			return (SA_CONFIG_ERR);
2359	}
2360
2361	cur = nvlist_next_nvpair(nvl, NULL);
2362	while (cur != NULL) {
2363		name = nvpair_name(cur);
2364		err = nvpair_value_string(cur, &val);
2365		if ((err != 0) || (name == NULL) || (val == NULL)) {
2366			err = SA_CONFIG_ERR;
2367			break;
2368		}
2369
2370		prop = NULL;
2371		if ((prop = sa_get_property(opts, name)) == NULL) {
2372			prop = sa_create_property(name, val);
2373			if (prop != NULL) {
2374				err = sa_valid_property(handle, opts,
2375				    SMB_PROTOCOL_NAME, prop);
2376				if (err != SA_OK) {
2377					(void) sa_remove_property(prop);
2378					break;
2379				}
2380			}
2381			err = sa_add_property(opts, prop);
2382			if (err != SA_OK)
2383				break;
2384		} else {
2385			err = sa_update_property(prop, val);
2386			if (err != SA_OK)
2387				break;
2388		}
2389
2390		cur = nvlist_next_nvpair(nvl, cur);
2391	}
2392
2393	return (err);
2394}
2395
2396static boolean_t
2397smb_saprop_getbool(sa_optionset_t opts, char *propname)
2398{
2399	sa_property_t prop;
2400	char *val;
2401	boolean_t propval = B_FALSE;
2402
2403	prop = sa_get_property(opts, propname);
2404	if ((val = sa_get_property_attr(prop, "value")) != NULL) {
2405		if ((strcasecmp(val, "true") == 0) || (strcmp(val, "1") == 0))
2406			propval = B_TRUE;
2407		free(val);
2408	}
2409
2410	return (propval);
2411}
2412
2413static boolean_t
2414smb_saprop_getstr(sa_optionset_t opts, char *propname, char *buf, size_t bufsz)
2415{
2416	sa_property_t prop;
2417	char *val;
2418
2419	prop = sa_get_property(opts, propname);
2420	if ((val = sa_get_property_attr(prop, "value")) != NULL) {
2421		(void) strlcpy(buf, val, bufsz);
2422		free(val);
2423		return (B_TRUE);
2424	}
2425
2426	return (B_FALSE);
2427}
2428