xref: /titanic_41/usr/src/lib/smbsrv/libsmb/common/smb_cfg.c (revision ea394cb00fd96864e34d2841b4a22357b621c78f)
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  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 /*
27  * CIFS configuration management library
28  */
29 
30 #include <stdio.h>
31 #include <stdlib.h>
32 #include <unistd.h>
33 #include <synch.h>
34 #include <string.h>
35 #include <strings.h>
36 #include <syslog.h>
37 #include <netdb.h>
38 #include <ctype.h>
39 #include <sys/types.h>
40 #include <libscf.h>
41 #include <assert.h>
42 #include <uuid/uuid.h>
43 #include <smbsrv/libsmb.h>
44 
45 typedef struct smb_cfg_param {
46 	smb_cfg_id_t sc_id;
47 	char *sc_name;
48 	int sc_type;
49 	uint32_t sc_flags;
50 } smb_cfg_param_t;
51 
52 /*
53  * config parameter flags
54  */
55 #define	SMB_CF_PROTECTED	0x01
56 #define	SMB_CF_EXEC		0x02
57 
58 /* idmap SMF fmri and Property Group */
59 #define	IDMAP_FMRI_PREFIX		"system/idmap"
60 #define	MACHINE_SID			"machine_sid"
61 #define	IDMAP_DOMAIN			"domain_name"
62 #define	IDMAP_PG_NAME			"config"
63 
64 #define	SMB_SECMODE_WORKGRP_STR 	"workgroup"
65 #define	SMB_SECMODE_DOMAIN_STR  	"domain"
66 
67 #define	SMB_ENC_LEN	1024
68 #define	SMB_DEC_LEN	256
69 
70 static char *b64_data =
71 	"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
72 
73 static smb_cfg_param_t smb_cfg_table[] =
74 {
75 	/* Oplock configuration, Kernel Only */
76 	{SMB_CI_OPLOCK_ENABLE, "oplock_enable", SCF_TYPE_BOOLEAN, 0},
77 
78 	/* Autohome configuration */
79 	{SMB_CI_AUTOHOME_MAP, "autohome_map", SCF_TYPE_ASTRING, 0},
80 
81 	/* Domain/PDC configuration */
82 	{SMB_CI_DOMAIN_SID, "domain_sid", SCF_TYPE_ASTRING, 0},
83 	{SMB_CI_DOMAIN_MEMB, "domain_member", SCF_TYPE_BOOLEAN, 0},
84 	{SMB_CI_DOMAIN_NAME, "domain_name", SCF_TYPE_ASTRING, 0},
85 	{SMB_CI_DOMAIN_FQDN, "fqdn", SCF_TYPE_ASTRING, 0},
86 	{SMB_CI_DOMAIN_FOREST, "forest", SCF_TYPE_ASTRING, 0},
87 	{SMB_CI_DOMAIN_GUID, "domain_guid", SCF_TYPE_ASTRING, 0},
88 	{SMB_CI_DOMAIN_SRV, "pdc", SCF_TYPE_ASTRING, 0},
89 
90 	/* WINS configuration */
91 	{SMB_CI_WINS_SRV1, "wins_server_1", SCF_TYPE_ASTRING, 0},
92 	{SMB_CI_WINS_SRV2, "wins_server_2", SCF_TYPE_ASTRING, 0},
93 	{SMB_CI_WINS_EXCL, "wins_exclude", SCF_TYPE_ASTRING, 0},
94 
95 	/* Kmod specific configuration */
96 	{SMB_CI_MAX_WORKERS, "max_workers", SCF_TYPE_INTEGER, 0},
97 	{SMB_CI_MAX_CONNECTIONS, "max_connections", SCF_TYPE_INTEGER, 0},
98 	{SMB_CI_KEEPALIVE, "keep_alive", SCF_TYPE_INTEGER, 0},
99 	{SMB_CI_RESTRICT_ANON, "restrict_anonymous", SCF_TYPE_BOOLEAN, 0},
100 
101 	{SMB_CI_SIGNING_ENABLE, "signing_enabled", SCF_TYPE_BOOLEAN, 0},
102 	{SMB_CI_SIGNING_REQD, "signing_required", SCF_TYPE_BOOLEAN, 0},
103 
104 	/* Kmod tuning configuration */
105 	{SMB_CI_SYNC_ENABLE, "sync_enable", SCF_TYPE_BOOLEAN, 0},
106 
107 	/* SMBd configuration */
108 	{SMB_CI_SECURITY, "security", SCF_TYPE_ASTRING, 0},
109 	{SMB_CI_NBSCOPE, "netbios_scope", SCF_TYPE_ASTRING, 0},
110 	{SMB_CI_SYS_CMNT, "system_comment", SCF_TYPE_ASTRING, 0},
111 	{SMB_CI_LM_LEVEL, "lmauth_level", SCF_TYPE_INTEGER, 0},
112 
113 	/* ADS Configuration */
114 	{SMB_CI_ADS_SITE, "ads_site", SCF_TYPE_ASTRING, 0},
115 
116 	/* Dynamic DNS */
117 	{SMB_CI_DYNDNS_ENABLE, "ddns_enable", SCF_TYPE_BOOLEAN, 0},
118 
119 	{SMB_CI_MACHINE_PASSWD, "machine_passwd", SCF_TYPE_ASTRING,
120 	    SMB_CF_PROTECTED},
121 	{SMB_CI_KPASSWD_SRV, "kpasswd_server", SCF_TYPE_ASTRING,
122 	    0},
123 	{SMB_CI_KPASSWD_DOMAIN, "kpasswd_domain", SCF_TYPE_ASTRING,
124 	    0},
125 	{SMB_CI_KPASSWD_SEQNUM, "kpasswd_seqnum", SCF_TYPE_INTEGER,
126 	    0},
127 	{SMB_CI_NETLOGON_SEQNUM, "netlogon_seqnum", SCF_TYPE_INTEGER,
128 	    0},
129 	{SMB_CI_IPV6_ENABLE, "ipv6_enable", SCF_TYPE_BOOLEAN, 0},
130 	{SMB_CI_MAP, "map", SCF_TYPE_ASTRING, SMB_CF_EXEC},
131 	{SMB_CI_UNMAP, "unmap", SCF_TYPE_ASTRING, SMB_CF_EXEC},
132 	{SMB_CI_DISPOSITION, "disposition", SCF_TYPE_ASTRING, SMB_CF_EXEC}
133 
134 	/* SMB_CI_MAX */
135 };
136 
137 static smb_cfg_param_t *smb_config_getent(smb_cfg_id_t);
138 
139 static boolean_t smb_is_base64(unsigned char c);
140 static char *smb_base64_encode(char *str_to_encode);
141 static char *smb_base64_decode(char *encoded_str);
142 
143 char *
144 smb_config_getname(smb_cfg_id_t id)
145 {
146 	smb_cfg_param_t *cfg;
147 	cfg = smb_config_getent(id);
148 	return (cfg->sc_name);
149 }
150 
151 static boolean_t
152 smb_is_base64(unsigned char c)
153 {
154 	return (isalnum(c) || (c == '+') || (c == '/'));
155 }
156 
157 /*
158  * smb_base64_encode
159  *
160  * Encode a string using base64 algorithm.
161  * Caller should free the returned buffer when done.
162  */
163 static char *
164 smb_base64_encode(char *str_to_encode)
165 {
166 	int ret_cnt = 0;
167 	int i = 0, j = 0;
168 	char arr_3[3], arr_4[4];
169 	int len = strlen(str_to_encode);
170 	char *ret = malloc(SMB_ENC_LEN);
171 
172 	if (ret == NULL) {
173 		return (NULL);
174 	}
175 
176 	while (len--) {
177 		arr_3[i++] = *(str_to_encode++);
178 		if (i == 3) {
179 			arr_4[0] = (arr_3[0] & 0xfc) >> 2;
180 			arr_4[1] = ((arr_3[0] & 0x03) << 4) +
181 			    ((arr_3[1] & 0xf0) >> 4);
182 			arr_4[2] = ((arr_3[1] & 0x0f) << 2) +
183 			    ((arr_3[2] & 0xc0) >> 6);
184 			arr_4[3] = arr_3[2] & 0x3f;
185 
186 			for (i = 0; i < 4; i++)
187 				ret[ret_cnt++] = b64_data[arr_4[i]];
188 			i = 0;
189 		}
190 	}
191 
192 	if (i) {
193 		for (j = i; j < 3; j++)
194 			arr_3[j] = '\0';
195 
196 		arr_4[0] = (arr_3[0] & 0xfc) >> 2;
197 		arr_4[1] = ((arr_3[0] & 0x03) << 4) +
198 		    ((arr_3[1] & 0xf0) >> 4);
199 		arr_4[2] = ((arr_3[1] & 0x0f) << 2) +
200 		    ((arr_3[2] & 0xc0) >> 6);
201 		arr_4[3] = arr_3[2] & 0x3f;
202 
203 		for (j = 0; j < (i + 1); j++)
204 			ret[ret_cnt++] = b64_data[arr_4[j]];
205 
206 		while (i++ < 3)
207 			ret[ret_cnt++] = '=';
208 	}
209 
210 	ret[ret_cnt++] = '\0';
211 	return (ret);
212 }
213 
214 /*
215  * smb_base64_decode
216  *
217  * Decode using base64 algorithm.
218  * Caller should free the returned buffer when done.
219  */
220 static char *
221 smb_base64_decode(char *encoded_str)
222 {
223 	int len = strlen(encoded_str);
224 	int i = 0, j = 0;
225 	int en_ind = 0;
226 	char arr_4[4], arr_3[3];
227 	int ret_cnt = 0;
228 	char *ret = malloc(SMB_DEC_LEN);
229 	char *p;
230 
231 	if (ret == NULL) {
232 		return (NULL);
233 	}
234 
235 	while (len-- && (encoded_str[en_ind] != '=') &&
236 	    smb_is_base64(encoded_str[en_ind])) {
237 		arr_4[i++] = encoded_str[en_ind];
238 		en_ind++;
239 		if (i == 4) {
240 			for (i = 0; i < 4; i++) {
241 				if ((p = strchr(b64_data, arr_4[i])) == NULL)
242 					return (NULL);
243 
244 				arr_4[i] = (int)(p - b64_data);
245 			}
246 
247 			arr_3[0] = (arr_4[0] << 2) +
248 			    ((arr_4[1] & 0x30) >> 4);
249 			arr_3[1] = ((arr_4[1] & 0xf) << 4) +
250 			    ((arr_4[2] & 0x3c) >> 2);
251 			arr_3[2] = ((arr_4[2] & 0x3) << 6) +
252 			    arr_4[3];
253 
254 			for (i = 0; i < 3; i++)
255 				ret[ret_cnt++] = arr_3[i];
256 
257 			i = 0;
258 		}
259 	}
260 
261 	if (i) {
262 		for (j = i; j < 4; j++)
263 			arr_4[j] = 0;
264 
265 		for (j = 0; j < 4; j++) {
266 			if ((p = strchr(b64_data, arr_4[j])) == NULL)
267 				return (NULL);
268 
269 			arr_4[j] = (int)(p - b64_data);
270 		}
271 		arr_3[0] = (arr_4[0] << 2) +
272 		    ((arr_4[1] & 0x30) >> 4);
273 		arr_3[1] = ((arr_4[1] & 0xf) << 4) +
274 		    ((arr_4[2] & 0x3c) >> 2);
275 		arr_3[2] = ((arr_4[2] & 0x3) << 6) +
276 		    arr_4[3];
277 		for (j = 0; j < (i - 1); j++)
278 			ret[ret_cnt++] = arr_3[j];
279 	}
280 
281 	ret[ret_cnt++] = '\0';
282 	return (ret);
283 }
284 
285 static char *
286 smb_config_getenv_generic(char *name, char *svc_fmri_prefix, char *svc_propgrp)
287 {
288 	smb_scfhandle_t *handle;
289 	char *value;
290 
291 	if ((value = malloc(MAX_VALUE_BUFLEN * sizeof (char))) == NULL)
292 		return (NULL);
293 
294 	handle = smb_smf_scf_init(svc_fmri_prefix);
295 	if (handle == NULL) {
296 		free(value);
297 		return (NULL);
298 	}
299 
300 	(void) smb_smf_create_service_pgroup(handle, svc_propgrp);
301 
302 	if (smb_smf_get_string_property(handle, name, value,
303 	    sizeof (char) * MAX_VALUE_BUFLEN) != 0) {
304 		smb_smf_scf_fini(handle);
305 		free(value);
306 		return (NULL);
307 	}
308 
309 	smb_smf_scf_fini(handle);
310 	return (value);
311 
312 }
313 
314 static int
315 smb_config_setenv_generic(char *svc_fmri_prefix, char *svc_propgrp,
316     char *name, char *value)
317 {
318 	smb_scfhandle_t *handle = NULL;
319 	int rc = 0;
320 
321 
322 	handle = smb_smf_scf_init(svc_fmri_prefix);
323 	if (handle == NULL) {
324 		return (1);
325 	}
326 
327 	(void) smb_smf_create_service_pgroup(handle, svc_propgrp);
328 
329 	if (smb_smf_start_transaction(handle) != SMBD_SMF_OK) {
330 		smb_smf_scf_fini(handle);
331 		return (1);
332 	}
333 
334 	if (smb_smf_set_string_property(handle, name, value) != SMBD_SMF_OK)
335 		rc = 1;
336 
337 	if (smb_smf_end_transaction(handle) != SMBD_SMF_OK)
338 		rc = 1;
339 
340 	smb_smf_scf_fini(handle);
341 	return (rc);
342 }
343 
344 /*
345  * smb_config_getstr
346  *
347  * Fetch the specified string configuration item from SMF
348  */
349 int
350 smb_config_getstr(smb_cfg_id_t id, char *cbuf, int bufsz)
351 {
352 	smb_scfhandle_t *handle;
353 	smb_cfg_param_t *cfg;
354 	int rc = SMBD_SMF_OK;
355 	char *pg;
356 	char protbuf[SMB_ENC_LEN];
357 	char *tmp;
358 
359 	*cbuf = '\0';
360 	cfg = smb_config_getent(id);
361 	assert(cfg->sc_type == SCF_TYPE_ASTRING);
362 
363 	handle = smb_smf_scf_init(SMBD_FMRI_PREFIX);
364 	if (handle == NULL)
365 		return (SMBD_SMF_SYSTEM_ERR);
366 
367 	if (cfg->sc_flags & SMB_CF_PROTECTED) {
368 		if ((rc = smb_smf_create_service_pgroup(handle,
369 		    SMBD_PROTECTED_PG_NAME)) != SMBD_SMF_OK)
370 			goto error;
371 
372 		if ((rc = smb_smf_get_string_property(handle, cfg->sc_name,
373 		    protbuf, sizeof (protbuf))) != SMBD_SMF_OK)
374 			goto error;
375 
376 		if (*protbuf != '\0') {
377 			tmp = smb_base64_decode(protbuf);
378 			(void) strlcpy(cbuf, tmp, bufsz);
379 			free(tmp);
380 		}
381 	} else {
382 		pg = (cfg->sc_flags & SMB_CF_EXEC) ? SMBD_EXEC_PG_NAME :
383 		    SMBD_PG_NAME;
384 		rc = smb_smf_create_service_pgroup(handle, pg);
385 		if (rc == SMBD_SMF_OK)
386 			rc = smb_smf_get_string_property(handle, cfg->sc_name,
387 			    cbuf, bufsz);
388 	}
389 
390 error:
391 	smb_smf_scf_fini(handle);
392 	return (rc);
393 }
394 
395 /*
396  * Translate the value of an astring SMF property into a binary
397  * IP address. If the value is neither a valid IPv4 nor IPv6
398  * address, attempt to look it up as a hostname using the
399  * configured address type.
400  */
401 int
402 smb_config_getip(smb_cfg_id_t sc_id, smb_inaddr_t *ipaddr)
403 {
404 	int rc, error;
405 	int a_family;
406 	char ipstr[MAXHOSTNAMELEN];
407 	struct hostent *h;
408 	smb_cfg_param_t *cfg;
409 
410 	if (ipaddr == NULL)
411 		return (SMBD_SMF_INVALID_ARG);
412 
413 	bzero(ipaddr, sizeof (smb_inaddr_t));
414 	rc = smb_config_getstr(sc_id, ipstr, sizeof (ipstr));
415 	if (rc == SMBD_SMF_OK) {
416 		if (*ipstr == '\0')
417 			return (SMBD_SMF_INVALID_ARG);
418 
419 		if (inet_pton(AF_INET, ipstr, &ipaddr->a_ipv4) == 1) {
420 			ipaddr->a_family = AF_INET;
421 			return (SMBD_SMF_OK);
422 		}
423 
424 		if (inet_pton(AF_INET6, ipstr, &ipaddr->a_ipv6) == 1) {
425 			ipaddr->a_family = AF_INET6;
426 			return (SMBD_SMF_OK);
427 		}
428 
429 		/*
430 		 * The value is neither an IPv4 nor IPv6 address;
431 		 * so check if it's a hostname.
432 		 */
433 		a_family = smb_config_getbool(SMB_CI_IPV6_ENABLE) ?
434 		    AF_INET6 : AF_INET;
435 		h = getipnodebyname(ipstr, a_family, AI_DEFAULT,
436 		    &error);
437 		if (h != NULL) {
438 			bcopy(*(h->h_addr_list), &ipaddr->a_ip,
439 			    h->h_length);
440 			ipaddr->a_family = a_family;
441 			freehostent(h);
442 			rc = SMBD_SMF_OK;
443 		} else {
444 			cfg = smb_config_getent(sc_id);
445 			syslog(LOG_ERR, "smbd/%s: %s unable to get %s "
446 			    "address: %d", cfg->sc_name, ipstr,
447 			    a_family == AF_INET ?  "IPv4" : "IPv6", error);
448 			rc = SMBD_SMF_INVALID_ARG;
449 		}
450 	}
451 
452 	return (rc);
453 }
454 
455 /*
456  * smb_config_getnum
457  *
458  * Returns the value of a numeric config param.
459  */
460 int
461 smb_config_getnum(smb_cfg_id_t id, int64_t *cint)
462 {
463 	smb_scfhandle_t *handle;
464 	smb_cfg_param_t *cfg;
465 	int rc = SMBD_SMF_OK;
466 
467 	*cint = 0;
468 	cfg = smb_config_getent(id);
469 	assert(cfg->sc_type == SCF_TYPE_INTEGER);
470 
471 	handle = smb_smf_scf_init(SMBD_FMRI_PREFIX);
472 	if (handle == NULL)
473 		return (SMBD_SMF_SYSTEM_ERR);
474 
475 	rc = smb_smf_create_service_pgroup(handle, SMBD_PG_NAME);
476 	if (rc == SMBD_SMF_OK)
477 		rc = smb_smf_get_integer_property(handle, cfg->sc_name, cint);
478 	smb_smf_scf_fini(handle);
479 
480 	return (rc);
481 }
482 
483 /*
484  * smb_config_getbool
485  *
486  * Returns the value of a boolean config param.
487  */
488 boolean_t
489 smb_config_getbool(smb_cfg_id_t id)
490 {
491 	smb_scfhandle_t *handle;
492 	smb_cfg_param_t *cfg;
493 	int rc = SMBD_SMF_OK;
494 	uint8_t vbool;
495 
496 	cfg = smb_config_getent(id);
497 	assert(cfg->sc_type == SCF_TYPE_BOOLEAN);
498 
499 	handle = smb_smf_scf_init(SMBD_FMRI_PREFIX);
500 	if (handle == NULL)
501 		return (B_FALSE);
502 
503 	rc = smb_smf_create_service_pgroup(handle, SMBD_PG_NAME);
504 	if (rc == SMBD_SMF_OK)
505 		rc = smb_smf_get_boolean_property(handle, cfg->sc_name, &vbool);
506 	smb_smf_scf_fini(handle);
507 
508 	return ((rc == SMBD_SMF_OK) ? (vbool == 1) : B_FALSE);
509 }
510 
511 /*
512  * smb_config_get
513  *
514  * This function returns the value of the requested config
515  * iterm regardless of its type in string format. This should
516  * be used when the config item type is not known by the caller.
517  */
518 int
519 smb_config_get(smb_cfg_id_t id, char *cbuf, int bufsz)
520 {
521 	smb_cfg_param_t *cfg;
522 	int64_t cint;
523 	int rc;
524 
525 	cfg = smb_config_getent(id);
526 	switch (cfg->sc_type) {
527 	case SCF_TYPE_ASTRING:
528 		return (smb_config_getstr(id, cbuf, bufsz));
529 
530 	case SCF_TYPE_INTEGER:
531 		rc = smb_config_getnum(id, &cint);
532 		if (rc == SMBD_SMF_OK)
533 			(void) snprintf(cbuf, bufsz, "%lld", cint);
534 		return (rc);
535 
536 	case SCF_TYPE_BOOLEAN:
537 		if (smb_config_getbool(id))
538 			(void) strlcpy(cbuf, "true", bufsz);
539 		else
540 			(void) strlcpy(cbuf, "false", bufsz);
541 		return (SMBD_SMF_OK);
542 	}
543 
544 	return (SMBD_SMF_INVALID_ARG);
545 }
546 
547 /*
548  * smb_config_setstr
549  *
550  * Set the specified config param with the given
551  * value.
552  */
553 int
554 smb_config_setstr(smb_cfg_id_t id, char *value)
555 {
556 	smb_scfhandle_t *handle;
557 	smb_cfg_param_t *cfg;
558 	int rc = SMBD_SMF_OK;
559 	boolean_t protected;
560 	char *tmp = NULL;
561 	char *pg;
562 
563 	cfg = smb_config_getent(id);
564 	assert(cfg->sc_type == SCF_TYPE_ASTRING);
565 
566 	protected = B_FALSE;
567 
568 	switch (cfg->sc_flags) {
569 	case SMB_CF_PROTECTED:
570 		protected = B_TRUE;
571 		pg = SMBD_PROTECTED_PG_NAME;
572 		break;
573 	case SMB_CF_EXEC:
574 		pg = SMBD_EXEC_PG_NAME;
575 		break;
576 	default:
577 		pg = SMBD_PG_NAME;
578 		break;
579 	}
580 
581 	handle = smb_smf_scf_init(SMBD_FMRI_PREFIX);
582 	if (handle == NULL)
583 		return (SMBD_SMF_SYSTEM_ERR);
584 
585 	rc = smb_smf_create_service_pgroup(handle, pg);
586 	if (rc == SMBD_SMF_OK)
587 		rc = smb_smf_start_transaction(handle);
588 
589 	if (rc != SMBD_SMF_OK) {
590 		smb_smf_scf_fini(handle);
591 		return (rc);
592 	}
593 
594 	if (protected && value && (*value != '\0')) {
595 		if ((tmp = smb_base64_encode(value)) == NULL) {
596 			(void) smb_smf_end_transaction(handle);
597 			smb_smf_scf_fini(handle);
598 			return (SMBD_SMF_NO_MEMORY);
599 		}
600 
601 		value = tmp;
602 	}
603 
604 	rc = smb_smf_set_string_property(handle, cfg->sc_name, value);
605 
606 	free(tmp);
607 	(void) smb_smf_end_transaction(handle);
608 	smb_smf_scf_fini(handle);
609 	return (rc);
610 }
611 
612 /*
613  * smb_config_setnum
614  *
615  * Sets a numeric configuration iterm
616  */
617 int
618 smb_config_setnum(smb_cfg_id_t id, int64_t value)
619 {
620 	smb_scfhandle_t *handle;
621 	smb_cfg_param_t *cfg;
622 	int rc = SMBD_SMF_OK;
623 
624 	cfg = smb_config_getent(id);
625 	assert(cfg->sc_type == SCF_TYPE_INTEGER);
626 
627 	handle = smb_smf_scf_init(SMBD_FMRI_PREFIX);
628 	if (handle == NULL)
629 		return (SMBD_SMF_SYSTEM_ERR);
630 
631 	rc = smb_smf_create_service_pgroup(handle, SMBD_PG_NAME);
632 	if (rc == SMBD_SMF_OK)
633 		rc = smb_smf_start_transaction(handle);
634 
635 	if (rc != SMBD_SMF_OK) {
636 		smb_smf_scf_fini(handle);
637 		return (rc);
638 	}
639 
640 	rc = smb_smf_set_integer_property(handle, cfg->sc_name, value);
641 
642 	(void) smb_smf_end_transaction(handle);
643 	smb_smf_scf_fini(handle);
644 	return (rc);
645 }
646 
647 /*
648  * smb_config_setbool
649  *
650  * Sets a boolean configuration iterm
651  */
652 int
653 smb_config_setbool(smb_cfg_id_t id, boolean_t value)
654 {
655 	smb_scfhandle_t *handle;
656 	smb_cfg_param_t *cfg;
657 	int rc = SMBD_SMF_OK;
658 
659 	cfg = smb_config_getent(id);
660 	assert(cfg->sc_type == SCF_TYPE_BOOLEAN);
661 
662 	handle = smb_smf_scf_init(SMBD_FMRI_PREFIX);
663 	if (handle == NULL)
664 		return (SMBD_SMF_SYSTEM_ERR);
665 
666 	rc = smb_smf_create_service_pgroup(handle, SMBD_PG_NAME);
667 	if (rc == SMBD_SMF_OK)
668 		rc = smb_smf_start_transaction(handle);
669 
670 	if (rc != SMBD_SMF_OK) {
671 		smb_smf_scf_fini(handle);
672 		return (rc);
673 	}
674 
675 	rc = smb_smf_set_boolean_property(handle, cfg->sc_name, value);
676 
677 	(void) smb_smf_end_transaction(handle);
678 	smb_smf_scf_fini(handle);
679 	return (rc);
680 }
681 
682 /*
683  * smb_config_set
684  *
685  * This function sets the value of the specified config
686  * iterm regardless of its type in string format. This should
687  * be used when the config item type is not known by the caller.
688  */
689 int
690 smb_config_set(smb_cfg_id_t id, char *value)
691 {
692 	smb_cfg_param_t *cfg;
693 	int64_t cint;
694 
695 	cfg = smb_config_getent(id);
696 	switch (cfg->sc_type) {
697 	case SCF_TYPE_ASTRING:
698 		return (smb_config_setstr(id, value));
699 
700 	case SCF_TYPE_INTEGER:
701 		cint = atoi(value);
702 		return (smb_config_setnum(id, cint));
703 
704 	case SCF_TYPE_BOOLEAN:
705 		return (smb_config_setbool(id, strcasecmp(value, "true") == 0));
706 	}
707 
708 	return (SMBD_SMF_INVALID_ARG);
709 }
710 uint8_t
711 smb_config_get_fg_flag()
712 {
713 	uint8_t run_fg = 0; /* Default is to run in daemon mode */
714 	smb_scfhandle_t *handle = NULL;
715 
716 	handle = smb_smf_scf_init(SMBD_FMRI_PREFIX);
717 	if (handle == NULL) {
718 		return (run_fg);
719 	}
720 
721 	if (smb_smf_create_service_pgroup(handle,
722 	    SMBD_PG_NAME) != SMBD_SMF_OK) {
723 		smb_smf_scf_fini(handle);
724 		return (run_fg);
725 	}
726 
727 	if (smb_smf_get_boolean_property(handle, "run_fg", &run_fg) != 0) {
728 		smb_smf_scf_fini(handle);
729 		return (run_fg);
730 	}
731 
732 	smb_smf_scf_fini(handle);
733 
734 	return (run_fg);
735 }
736 
737 /*
738  * smb_config_get_localsid
739  *
740  * Returns value of the "config/machine_sid" parameter
741  * from the IDMAP SMF configuration repository.
742  *
743  */
744 char *
745 smb_config_get_localsid(void)
746 {
747 	return (smb_config_getenv_generic(MACHINE_SID, IDMAP_FMRI_PREFIX,
748 	    IDMAP_PG_NAME));
749 }
750 
751 /*
752  * smb_config_set_idmap_domain
753  *
754  * Set the "config/domain_name" parameter from IDMAP SMF repository.
755  */
756 int
757 smb_config_set_idmap_domain(char *value)
758 {
759 	return (smb_config_setenv_generic(IDMAP_FMRI_PREFIX, IDMAP_PG_NAME,
760 	    IDMAP_DOMAIN, value));
761 }
762 
763 /*
764  * smb_config_refresh_idmap
765  *
766  * Refresh IDMAP SMF service after making changes to its configuration.
767  */
768 int
769 smb_config_refresh_idmap(void)
770 {
771 	char instance[32];
772 
773 	(void) snprintf(instance, sizeof (instance), "%s:default",
774 	    IDMAP_FMRI_PREFIX);
775 	return (smf_refresh_instance(instance));
776 }
777 
778 int
779 smb_config_secmode_fromstr(char *secmode)
780 {
781 	if (secmode == NULL)
782 		return (SMB_SECMODE_WORKGRP);
783 
784 	if (strcasecmp(secmode, SMB_SECMODE_DOMAIN_STR) == 0)
785 		return (SMB_SECMODE_DOMAIN);
786 
787 	return (SMB_SECMODE_WORKGRP);
788 }
789 
790 char *
791 smb_config_secmode_tostr(int secmode)
792 {
793 	if (secmode == SMB_SECMODE_DOMAIN)
794 		return (SMB_SECMODE_DOMAIN_STR);
795 
796 	return (SMB_SECMODE_WORKGRP_STR);
797 }
798 
799 int
800 smb_config_get_secmode()
801 {
802 	char p[16];
803 
804 	(void) smb_config_getstr(SMB_CI_SECURITY, p, sizeof (p));
805 	return (smb_config_secmode_fromstr(p));
806 }
807 
808 int
809 smb_config_set_secmode(int secmode)
810 {
811 	char *p;
812 
813 	p = smb_config_secmode_tostr(secmode);
814 	return (smb_config_setstr(SMB_CI_SECURITY, p));
815 }
816 
817 static smb_cfg_param_t *
818 smb_config_getent(smb_cfg_id_t id)
819 {
820 	int i;
821 
822 	for (i = 0; i < SMB_CI_MAX; i++)
823 		if (smb_cfg_table[i].sc_id == id)
824 			return (&smb_cfg_table[id]);
825 
826 	assert(0);
827 	return (NULL);
828 }
829 
830 void
831 smb_config_getdomaininfo(char *domain, char *fqdn, char *sid, char *forest,
832     char *guid)
833 {
834 	if (domain)
835 		(void) smb_config_getstr(SMB_CI_DOMAIN_NAME, domain,
836 		    NETBIOS_NAME_SZ);
837 
838 	if (fqdn)
839 		(void) smb_config_getstr(SMB_CI_DOMAIN_FQDN, fqdn,
840 		    MAXHOSTNAMELEN);
841 
842 	if (sid)
843 		(void) smb_config_getstr(SMB_CI_DOMAIN_SID, sid,
844 		    SMB_SID_STRSZ);
845 
846 	if (forest)
847 		(void) smb_config_getstr(SMB_CI_DOMAIN_FOREST, forest,
848 		    MAXHOSTNAMELEN);
849 
850 	if (guid)
851 		(void) smb_config_getstr(SMB_CI_DOMAIN_GUID, guid,
852 		    UUID_PRINTABLE_STRING_LENGTH);
853 }
854 
855 void
856 smb_config_setdomaininfo(char *domain, char *fqdn, char *sid, char *forest,
857     char *guid)
858 {
859 	if (domain)
860 		(void) smb_config_setstr(SMB_CI_DOMAIN_NAME, domain);
861 	if (fqdn)
862 		(void) smb_config_setstr(SMB_CI_DOMAIN_FQDN, fqdn);
863 	if (sid)
864 		(void) smb_config_setstr(SMB_CI_DOMAIN_SID, sid);
865 	if (forest)
866 		(void) smb_config_setstr(SMB_CI_DOMAIN_FOREST, forest);
867 	if (guid)
868 		(void) smb_config_setstr(SMB_CI_DOMAIN_GUID, guid);
869 }
870