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) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
24  */
25 
26 
27 #ifndef	_NS_INTERNAL_H
28 #define	_NS_INTERNAL_H
29 
30 #ifdef __cplusplus
31 extern "C" {
32 #endif
33 
34 #include <stdio.h>
35 #include <sys/types.h>
36 #include <sys/time.h>
37 #include <thread.h>
38 #include <lber.h>
39 #include <ldap.h>
40 #include "ns_sldap.h"
41 #include "ns_cache_door.h"
42 
43 /*
44  * INTERNALLY USED CONSTANTS
45  */
46 
47 #define	MAXERROR		2000
48 #define	TRUE			1
49 #define	FALSE			0
50 #define	NSLDAPDIRECTORY		"/var/ldap"
51 #define	NSCONFIGFILE		"/var/ldap/ldap_client_file"
52 #define	NSCONFIGREFRESH		"/var/ldap/ldap_client_file.refresh"
53 #define	NSCREDFILE		"/var/ldap/ldap_client_cred"
54 #define	NSCREDREFRESH		"/var/ldap/ldap_client_cred.refresh"
55 #define	ROTORSIZE		256
56 #define	MASK			0377
57 #define	LDAPMAXHARDLOOKUPTIME	256
58 #define	DONOTEDIT		\
59 	"Do not edit this file manually; your changes will be lost." \
60 	"Please use ldapclient (1M) instead."
61 #define	MAXPORTNUMBER		65535
62 #define	MAXPORTNUMBER_STR	"65535"
63 #define	CREDFILE		0
64 #define	CONFIGFILE		1
65 #define	UIDNUMFILTER		"(&(objectclass=posixAccount)(uidnumber=%s))"
66 #define	UIDNUMFILTER_SSD 	"(&(%%s)(uidnumber=%s))"
67 #define	UIDFILTER		"(&(objectclass=posixAccount)(uid=%s))"
68 #define	UIDFILTER_SSD		"(&(%%s)(uid=%s))"
69 #define	HOSTFILTER		"(&(objectclass=ipHost)(cn=%s))"
70 #define	HOSTFILTER_SSD		"(&(%%s)(cn=%s))"
71 
72 #define	SIMPLEPAGECTRLFLAG	1
73 #define	VLVCTRLFLAG		2
74 
75 #define	LISTPAGESIZE		1000
76 #define	ENUMPAGESIZE		100
77 
78 #define	DEFMAX			8
79 #define	TOKENSEPARATOR		'='
80 #define	QUOTETOK		'"'
81 #define	SPACETOK		' '
82 #define	COMMATOK		','
83 #define	COLONTOK		':'
84 #define	QUESTTOK		'?'
85 #define	SEMITOK			';'
86 #define	TABTOK			'\t'
87 #define	OPARATOK		'('
88 #define	CPARATOK		')'
89 #define	BSLTOK			'\\'
90 #define	DOORLINESEP		"\07"
91 #define	DOORLINESEP_CHR		0x7
92 #define	COMMASEP		", "
93 #define	SPACESEP		" "
94 #define	SEMISEP			";"
95 #define	COLONSEP		":"
96 #define	COLSPSEP		": "
97 #define	EQUALSEP		"="
98 #define	EQUSPSEP		"= "
99 #define	LAST_VALUE		(int)NS_LDAP_HOST_CERTPATH_P
100 #define	BUFSIZE			BUFSIZ
101 #define	DEFAULTCONFIGNAME	"__default_config"
102 #define	EXP_DEFAULT_TTL		"43200"	/* 12 hours TTL */
103 #define	CRYPTMARK		"{NS1}"
104 #define	DOORBUFFERSIZE		8192
105 
106 #define	LDIF_FMT_STR		"%s: %s"
107 #define	FILE_FMT_STR		"%s= %s"
108 #define	DOOR_FMT_STR		"%s=%s"
109 
110 #define	SESSION_CACHE_INC	8
111 #define	CONID_OFFSET		1024
112 #define	NS_DEFAULT_BIND_TIMEOUT		30 /* timeout value in seconds */
113 #define	NS_DEFAULT_SEARCH_TIMEOUT	30 /* timeout value in seconds */
114 
115 /* max rdn length in conversion routines used by __ns_ldap_addTypedEntry() */
116 #define	RDNSIZE			512
117 
118 /*
119  * special service used by ldap_cachemgr to indicate a shadow update
120  * is to be done with the credential of the administrator identity
121  */
122 #define	NS_ADMIN_SHADOW_UPDATE	"shadow__admin_update"
123 
124 /* Phase 1 profile information */
125 #define	_PROFILE1_OBJECTCLASS	"SolarisNamingProfile"
126 #define	_PROFILE_CONTAINER	"profile"
127 #define	_PROFILE_FILTER		"(&(|(objectclass=%s)(objectclass=%s))(cn=%s))"
128 
129 /* Phase 2 profile information */
130 #define	_PROFILE2_OBJECTCLASS		"DUAConfigProfile"
131 
132 /* Common to all profiles */
133 #define	_P_CN			"cn"
134 
135 /* Native LDAP Phase 1 Specific Profile Attributes */
136 #define	_P1_SERVERS			"SolarisLDAPServers"
137 #define	_P1_SEARCHBASEDN		"SolarisSearchBaseDN"
138 #define	_P1_CACHETTL			"SolarisCacheTTL"
139 #define	_P1_BINDDN			"SolarisBindDN"
140 #define	_P1_BINDPASSWORD		"SolarisBindPassword"
141 #define	_P1_AUTHMETHOD			"SolarisAuthMethod"
142 #define	_P1_TRANSPORTSECURITY		"SolarisTransportSecurity"
143 #define	_P1_CERTIFICATEPATH		"SolarisCertificatePath"
144 #define	_P1_CERTIFICATEPASSWORD		"SolarisCertificatePassword"
145 #define	_P1_DATASEARCHDN		"SolarisDataSearchDN"
146 #define	_P1_SEARCHSCOPE			"SolarisSearchScope"
147 #define	_P1_SEARCHTIMELIMIT		"SolarisSearchTimeLimit"
148 #define	_P1_PREFERREDSERVER		"SolarisPreferredServer"
149 #define	_P1_PREFERREDSERVERONLY		"SolarisPreferredServerOnly"
150 #define	_P1_SEARCHREFERRAL		"SolarisSearchReferral"
151 #define	_P1_BINDTIMELIMIT		"SolarisBindTimeLimit"
152 
153 /* Native LDAP Phase 2 Specific Profile Attributes */
154 #define	_P2_PREFERREDSERVER		"preferredServerList"
155 #define	_P2_DEFAULTSERVER		"defaultServerList"
156 #define	_P2_SEARCHBASEDN		"defaultSearchBase"
157 #define	_P2_SEARCHSCOPE			"defaultSearchScope"
158 #define	_P2_AUTHMETHOD			"authenticationMethod"
159 #define	_P2_CREDENTIALLEVEL		"credentialLevel"
160 #define	_P2_SERVICESEARCHDESC		"serviceSearchDescriptor"
161 #define	_P2_SEARCHTIMELIMIT		"searchTimeLimit"
162 #define	_P2_BINDTIMELIMIT		"bindTimeLimit"
163 #define	_P2_FOLLOWREFERRALS		"followReferrals"
164 #define	_P2_PROFILETTL			"profileTTL"
165 #define	_P2_ATTRIBUTEMAP		"attributeMap"
166 #define	_P2_OBJECTCLASSMAP		"objectClassMap"
167 #define	_P2_SERVICECREDLEVEL		"serviceCredentialLevel"
168 #define	_P2_SERVICEAUTHMETHOD		"serviceAuthenticationMethod"
169 
170 /* Control & SASL information from RootDSE door call */
171 #define	_SASLMECHANISM			"supportedSASLmechanisms"
172 #define	_SASLMECHANISM_LEN		23
173 #define	_SUPPORTEDCONTROL		"supportedControl"
174 #define	_SUPPORTEDCONTROL_LEN		16
175 
176 #define	NS_HASH_MAX	257
177 #define	NS_HASH_SCHEMA_MAPPING_EXISTED	"=MAPPING EXISTED="
178 #define	NS_HASH_RC_SUCCESS		1
179 #define	NS_HASH_RC_NO_MEMORY		-1
180 #define	NS_HASH_RC_CONFIG_ERROR		-2
181 #define	NS_HASH_RC_EXISTED		-3
182 #define	NS_HASH_RC_SYNTAX_ERROR		-4
183 
184 /* Password management related error message from iDS ldap server */
185 #define	NS_PWDERR_MAXTRIES		\
186 	"Exceed password retry limit."
187 #define	NS_PWDERR_EXPIRED		\
188 	"password expired!"
189 #define	NS_PWDERR_ACCT_INACTIVATED	\
190 	"Account inactivated. Contact system administrator."
191 #define	NS_PWDERR_CHANGE_NOT_ALLOW	\
192 	"user is not allowed to change password"
193 #define	NS_PWDERR_INVALID_SYNTAX	\
194 	"invalid password syntax"
195 #define	NS_PWDERR_TRIVIAL_PASSWD	\
196 	"Password failed triviality check"
197 #define	NS_PWDERR_IN_HISTORY	\
198 	"password in history"
199 #define	NS_PWDERR_WITHIN_MIN_AGE	\
200 	"within password minimum age"
201 
202 /*
203  * INTERNALLY USED MACROS
204  */
205 
206 void	__s_api_debug_pause(int priority, int st, const char *mesg);
207 
208 #define	NULL_OR_STR(str)	(!(str) || *(str) == '\0' ? "<NULL>" : (str))
209 
210 /*
211  * MKERROR: builds the error structure and fills in the status and
212  * the message.  The message must be a freeable (non-static) string.
213  * If it fails to allocate memory for the error structure,
214  * it will return the retErr.
215  */
216 #define	MKERROR(priority, err, st, mesg, retErr) \
217 	if (((err) = calloc(1, sizeof (struct ns_ldap_error))) == NULL) \
218 		return (retErr); \
219 	(err)->message = mesg; \
220 	(err)->status = (st); \
221 	__s_api_debug_pause(priority, st, (err)->message);
222 
223 /*
224  * MKERROR_PWD_MGMT is almost the same as MKERROR
225  * except that it takes two more inputs to fill in the
226  * password management information part of the
227  * ns_ldap_error structure pointed to by err,
228  * and it does not log a syslog message.
229  */
230 #define	MKERROR_PWD_MGMT(err, st, mesg, pwd_status, sec_until_exp, retErr) \
231 	if (((err) = calloc(1, sizeof (struct ns_ldap_error))) == NULL) \
232 		return (retErr); \
233 	(err)->message = mesg; \
234 	(err)->status = (st); \
235 	(err)->pwd_mgmt.status = (pwd_status); \
236 	(err)->pwd_mgmt.sec_until_expired = (sec_until_exp);
237 
238 #ifdef DEBUG
239 #define	NSLDAPTRACE(variable, setequal, message) \
240 	if (variable > 0 || ((setequal != 0) && (variable == setequal))) { \
241 		char buf[BUFSIZ]; \
242 		(void) snprintf(buf, BUFSIZ, message); \
243 		(void) write(__ldap_debug_file, buf); \
244 	}
245 #endif
246 
247 /*
248  * INTERNAL DATA STRUCTURES
249  */
250 
251 /*
252  * configuration entry type
253  */
254 
255 typedef enum {
256 	SERVERCONFIG	= 1,
257 	CLIENTCONFIG	= 2,
258 	CREDCONFIG	= 3
259 } ns_conftype_t;
260 
261 /*
262  * datatype of a config entry
263  */
264 
265 typedef enum {
266 	NS_UNKNOWN	= 0,
267 	CHARPTR		= 1,		/* Single character pointer */
268 	ARRAYCP		= 2,		/* comma sep array of char pointers */
269 	ARRAYAUTH	= 3,		/* Array of auths */
270 	TIMET		= 4,		/* time relative value (TTL) */
271 	INT		= 5,		/* single integer */
272 	SSDLIST		= 6,		/* service search descriptor */
273 	ATTRMAP		= 7,		/* attribute mapping */
274 	OBJMAP		= 8,		/* objectclass mapping */
275 	SERVLIST	= 9,		/* serverlist (SP sep array) */
276 	ARRAYCRED	= 10,		/* Array of credentialLevels */
277 	SAMLIST		= 11,		/* serviceAuthenticationMethod */
278 	SCLLIST		= 12		/* serviceCredentialLevel */
279 } ns_datatype_t;
280 
281 typedef enum {
282 	NS_SUCCESS,
283 	NS_NOTFOUND,
284 	NS_PARSE_ERR
285 } ns_parse_status;
286 
287 typedef enum {
288 	NS_DOOR_FMT	= 1,
289 	NS_LDIF_FMT	= 2,
290 	NS_FILE_FMT	= 3
291 } ns_strfmt_t;
292 
293 /*
294  * This enum reduces the number of version string compares
295  * against NS_LDAP_VERSION_1 and NS_LDAP_VERSION_2
296  */
297 
298 typedef enum {
299 	NS_LDAP_V1	= 1000,
300 	NS_LDAP_V2	= 2000
301 } ns_version_t;
302 
303 /*
304  * enum<->string mapping construct
305  */
306 
307 typedef struct ns_enum_map {
308 	int	value;
309 	char	*name;
310 } ns_enum_map;
311 
312 #define	ENUM2INT(x)		((int)(x))
313 
314 #define	INT2PARAMINDEXENUM(x)	((ParamIndexType)(x))
315 #define	INT2SEARCHREFENUM(x)	((SearchRef_t)(x))
316 #define	INT2SCOPEENUM(x)	((ScopeType_t)(x))
317 #define	INT2AUTHENUM(x)		((AuthType_t)(x))
318 #define	INT2SECENUM(x)		((TlsType_t)(x))
319 #define	INT2PREFONLYENUM(x)	((PrefOnly_t)(x))
320 #define	INT2CREDLEVELENUM(x)	((CredLevel_t)(x))
321 #define	INT2SHADOWUPDATENUM(x)	((enableShadowUpdate_t)(x))
322 
323 #define	INT2LDAPRETURN(x)	((ns_ldap_return_code)(x))
324 #define	INT2CONFIGRETURN(x)	((ns_ldap_config_return_code)(x))
325 #define	INT2PARTIALRETURN(x)	((ns_ldap_partial_return_code)(x))
326 
327 /*
328  * This structure maps service name to rdn components
329  * for use in __ns_getDNs. It also defines the SSD-to-use
330  * service for use in __s_api_get_SSDtoUse_service.
331  * The idea of an SSD-to-use service is to reduce the configuration
332  * complexity. For a service, which does not have its own entries in
333  * the LDAP directory, SSD for it is useless, and should not be set.
334  * But since this service must share the container with at least
335  * one other service which does have it own entries, the SSD for
336  * this other service will be shared by this service.
337  * This other service is called the SSD-to-use service.
338  *
339  */
340 
341 typedef struct ns_service_map {
342 	char	*service;
343 	char	*rdn;
344 	char	*SSDtoUse_service;
345 } ns_service_map;
346 
347 /*
348  * This structure contains a single mapping from:
349  * service:orig -> list of mapped
350  */
351 
352 typedef enum {
353 	NS_ATTR_MAP,
354 	NS_OBJ_MAP
355 } ns_maptype_t;
356 
357 typedef struct ns_mapping {
358 	ns_maptype_t	type;
359 	char		*service;
360 	char		*orig;
361 	char		**map;
362 } ns_mapping_t;
363 
364 /*
365  * The following is the list of internal libsldap configuration data
366  * structures.  The configuration is populated normally once per
367  * application.  The assumption is that in applications can be
368  * relatively short lived (IE ls via nsswitch) so it is important to
369  * keep configuration to a minimum, but keep lookups fast.
370  *
371  * Assumptions:
372  * 1 configuration entry per domain, and almost always 1 domain
373  * per app.  Hooks exist for multiple domains per app.
374  *
375  * Configurations are read in from client file cache or from LDAP.
376  * Attribute/objectclass mappings are hashed to improve lookup
377  * speed.
378  */
379 
380 /*
381  * Hash entry types
382  */
383 typedef enum	_ns_hashtype_t {
384 	NS_HASH_AMAP	= 1,		/* attr map */
385 	NS_HASH_RAMAP	= 2,		/* reverse attr map */
386 	NS_HASH_OMAP	= 3,		/* oc map */
387 	NS_HASH_ROMAP	= 4,		/* reverse oc map */
388 	NS_HASH_VOID	= 5
389 } ns_hashtype_t;
390 
391 typedef struct ns_hash {
392 	ns_hashtype_t	h_type;
393 	ns_mapping_t	*h_map;
394 	struct ns_hash	*h_next;
395 	struct ns_hash	*h_llnext;
396 } ns_hash_t;
397 
398 /*
399  * This structure defines the format of an internal configuration
400  * parameter for ns_ldap client.
401  */
402 
403 typedef struct ns_param {
404 	ns_datatype_t	ns_ptype;
405 	int		ns_acnt;
406 	union {
407 		char	**ppc;
408 		int	*pi;
409 		char	*pc;
410 		int	i;
411 		time_t	tm;
412 	} ns_pu;
413 } ns_param_t;
414 
415 #define	ns_ppc	ns_pu.ppc
416 #define	ns_pi	ns_pu.pi
417 #define	ns_pc	ns_pu.pc
418 #define	ns_i	ns_pu.i
419 #define	ns_tm	ns_pu.tm
420 
421 /*
422  * This structure defines an instance of a configuration structure.
423  * paramList contains the current ns_ldap parameter configuration
424  * and hashTbl contain the current attribute/objectclass mappings.
425  * Parameters are indexed by using the value assigned to the parameter
426  * in ParamIndexType.
427  */
428 
429 typedef struct ns_config {
430 	char			*domainName;
431 	ns_version_t		version;
432 	ns_param_t		paramList[NS_LDAP_MAX_PIT_P];
433 	ns_hash_t		*hashTbl[NS_HASH_MAX];
434 	ns_hash_t		*llHead;
435 	ns_ldap_entry_t		*RootDSE;
436 	boolean_t		delete;
437 	mutex_t			config_mutex;
438 	int			nUse;
439 	ldap_get_chg_cookie_t	config_cookie;
440 } ns_config_t;
441 
442 /*
443  * This structure defines the mapping of the NSCONFIGFILE file
444  * statements into their corresponding SolarisNamingProfile,
445  * Posix Mapping LDAP attributes, and to their corresponding
446  * ParamIndexType enum mapping.  THe ParamIndexType enum
447  * definitions can be found in ns_ldap.h.  This structure also
448  * defines the default values that are used when a value either
449  * does not exist or is undefined.
450  */
451 
452 typedef struct ns_default_config {
453 	const char	*name;		/* config file parameter name */
454 	ParamIndexType	index;		/* config file enum index */
455 	ns_conftype_t	config_type;	/* CLIENT/SERVER/CREDCONFIG */
456 	ns_datatype_t	data_type;	/* ppc,pi,pc,int etc... */
457 	int		single_valued;	/* TRUE OR FALSE */
458 	ns_version_t 	version;	/* Version # for attribute */
459 	const char	*profile_name;	/* profile schema attribute name */
460 	ns_param_t	defval;		/* config file parameter default */
461 	int		(*ns_verify)(ParamIndexType i,
462 				struct ns_default_config *def,
463 				ns_param_t *param,
464 				char *errbuf);
465 	ns_enum_map	*allowed;	/* allowed values */
466 } ns_default_config;
467 
468 
469 /*
470  * This typedef enumerates all the supported authentication
471  * mechanisms currently supported in this library
472  */
473 
474 typedef enum EnumAuthType {
475 	NS_LDAP_EA_NONE				= 0,
476 	NS_LDAP_EA_SIMPLE			= 1,
477 	NS_LDAP_EA_SASL_NONE			= 2,
478 	NS_LDAP_EA_SASL_CRAM_MD5		= 3,
479 	NS_LDAP_EA_SASL_DIGEST_MD5		= 4,
480 	NS_LDAP_EA_SASL_DIGEST_MD5_INT		= 5,
481 	NS_LDAP_EA_SASL_DIGEST_MD5_CONF		= 6,
482 	NS_LDAP_EA_SASL_EXTERNAL		= 7,
483 	NS_LDAP_EA_SASL_GSSAPI			= 8,
484 	NS_LDAP_EA_SASL_SPNEGO			= 9,	/* unsupported */
485 	NS_LDAP_EA_TLS_NONE			= 10,
486 	NS_LDAP_EA_TLS_SIMPLE			= 11,
487 	NS_LDAP_EA_TLS_SASL_NONE		= 12,
488 	NS_LDAP_EA_TLS_SASL_CRAM_MD5		= 13,
489 	NS_LDAP_EA_TLS_SASL_DIGEST_MD5		= 14,
490 	NS_LDAP_EA_TLS_SASL_DIGEST_MD5_INT	= 15,
491 	NS_LDAP_EA_TLS_SASL_DIGEST_MD5_CONF	= 16,
492 	NS_LDAP_EA_TLS_SASL_EXTERNAL		= 17,
493 	NS_LDAP_EA_TLS_SASL_GSSAPI		= 18,	/* unsupported */
494 	NS_LDAP_EA_TLS_SASL_SPNEGO		= 19	/* unsupported */
495 } EnumAuthType_t;
496 
497 
498 /*
499  * this enum lists the various states of the search state machine
500  */
501 
502 typedef enum {
503 	INIT			= 1,
504 	EXIT			= 2,
505 	NEXT_SEARCH_DESCRIPTOR	= 3,
506 	GET_SESSION		= 4,
507 	NEXT_SESSION		= 5,
508 	RESTART_SESSION		= 6,
509 	NEXT_SEARCH		= 7,
510 	NEXT_VLV		= 8,
511 	NEXT_PAGE		= 9,
512 	ONE_SEARCH		= 10,
513 	DO_SEARCH		= 11,
514 	NEXT_RESULT		= 12,
515 	MULTI_RESULT		= 13,
516 	PROCESS_RESULT		= 14,
517 	END_PROCESS_RESULT	= 15,
518 	END_RESULT		= 16,
519 	NEXT_REFERRAL		= 17,
520 	GET_REFERRAL_SESSION	= 18,
521 	ERROR			= 19,
522 	LDAP_ERROR		= 20,
523 	GET_ACCT_MGMT_INFO	= 21,
524 	CLEAR_RESULTS		= 22,
525 	REINIT			= 23
526 } ns_state_t;
527 
528 /*
529  * this enum lists the various states of the write state machine
530  */
531 typedef enum {
532 	W_INIT			= 1,
533 	W_EXIT			= 2,
534 	GET_CONNECTION		= 3,
535 	SELECT_OPERATION_SYNC	= 4,
536 	SELECT_OPERATION_ASYNC	= 5,
537 	DO_ADD_SYNC		= 6,
538 	DO_DELETE_SYNC		= 7,
539 	DO_MODIFY_SYNC		= 8,
540 	DO_ADD_ASYNC		= 9,
541 	DO_DELETE_ASYNC		= 10,
542 	DO_MODIFY_ASYNC		= 11,
543 	GET_RESULT_SYNC		= 12,
544 	GET_RESULT_ASYNC	= 13,
545 	PARSE_RESULT		= 14,
546 	GET_REFERRAL_CONNECTION	= 15,
547 	W_LDAP_ERROR		= 16,
548 	W_ERROR			= 17
549 } ns_write_state_t;
550 
551 
552 typedef int ConnectionID;
553 
554 /*
555  * Server side sort type. Orginally the server side sort
556  * was set to "cn uid". This did not work with AD and
557  * hence single sort attribute was odopted. We dont
558  * know which server side sort will work with the
559  * Directory and hence we discover which method works.
560  */
561 typedef enum {
562 	SSS_UNKNOWN		= 0,
563 	SSS_SINGLE_ATTR		= 1,
564 	SSS_CN_UID_ATTRS	= 2
565 } ns_srvsidesort_t;
566 
567 /*
568  * This structure is used by ns_connect to create and manage
569  * one or more ldap connections within the library.
570  */
571 typedef struct connection {
572 	ConnectionID		connectionId;
573 	boolean_t		usedBit;	/* true if only used by */
574 						/* one thread and not shared */
575 						/* by other threads */
576 	pid_t			pid;		/* process id */
577 	char			*serverAddr;
578 	ns_cred_t		*auth;
579 	LDAP			*ld;
580 	thread_t		threadID;	/* thread ID using it */
581 	struct ns_ldap_cookie	*cookieInfo;
582 	char 			**controls;		/* from server_info */
583 	char			**saslMechanisms;	/* from server_info */
584 } Connection;
585 
586 #define	ONE_STEP			1
587 
588 /*
589  * This structure is for referrals processing.
590  * The data are from referral URLs returned by
591  * LDAP servers
592  */
593 typedef struct ns_referral_info {
594 	struct ns_referral_info	*next;
595 	char			*refHost;
596 	int			refScope;
597 	char			*refDN;
598 	char			*refFilter;
599 } ns_referral_info_t;
600 
601 struct ns_ldap_cookie;
602 
603 /*
604  * Batch used by __ns_ldap_list_batch_xxx API
605  */
606 struct ns_ldap_list_batch {
607 	uint32_t		nactive;
608 	struct ns_ldap_cookie	*next_cookie;
609 	struct ns_ldap_cookie	*cookie_list;
610 };
611 
612 struct ns_conn_user;
613 typedef struct ns_conn_user ns_conn_user_t;
614 
615 /*
616  * This structure used internally in searches
617  */
618 
619 typedef struct ns_ldap_cookie {
620 	/* INPUTS */
621 		/* server list position */
622 
623 		/* service search descriptor list & position */
624 	ns_ldap_search_desc_t  **sdlist;
625 	ns_ldap_search_desc_t  **sdpos;
626 
627 		/* search filter callback */
628 	int			use_filtercb;
629 	int 	(*init_filter_cb)(const ns_ldap_search_desc_t *desc,
630 			char **realfilter, const void *userdata);
631 
632 		/* user callback */
633 	int			use_usercb;
634 	int	(*callback)(const ns_ldap_entry_t *entry,
635 			const void *userdata);
636 	const void		*userdata;
637 
638 	int			followRef;
639 	int			use_paging;
640 	char			*service;
641 	char			*i_filter;
642 	const char * const	*i_attr;
643 	const char		*i_sortattr;
644 	const ns_cred_t		*i_auth;
645 	int 			i_flags;
646 
647 	/* OUTPUTS */
648 	ns_ldap_result_t	*result;
649 	ns_ldap_entry_t		*nextEntry;
650 		/* Error data */
651 	int			err_rc;
652 	ns_ldap_error_t		*errorp;
653 
654 	/* PRIVATE */
655 	ns_state_t		state;
656 	ns_state_t		new_state;
657 	ns_state_t		next_state;
658 
659 	Connection		*conn;
660 #define	conn_auth_type	conn->auth->auth.type
661 	ConnectionID		connectionId;
662 
663 	/* paging VLV/SIMPLEPAGE data */
664 	int			listType;
665 	unsigned long		index;
666 	LDAPControl		**p_serverctrls;
667 	ns_srvsidesort_t	sortTypeTry;
668 	int			entryCount;
669 
670 	int			scope;
671 	char			*basedn;
672 	char			*filter;
673 	char			**attribute;
674 
675 	/* RESULT PROCESSING */
676 	int			msgId;
677 	LDAPMessage		*resultMsg;
678 
679 	char			**dns;
680 	char			*currentdn;
681 	int			flag;
682 	struct berval   	*ctrlCookie;
683 
684 	/* REFERRALS PROCESSING */
685 	/* referralinfo list & position */
686 	ns_referral_info_t  	*reflist;
687 	ns_referral_info_t  	*refpos;
688 	/* search timeout value */
689 	struct timeval		search_timeout;
690 	/* response control to hold account management information */
691 	LDAPControl		**resultctrl;
692 	/* Flag to indicate password less account management is required */
693 	int			nopasswd_acct_mgmt;
694 	int			err_from_result;
695 	ns_conn_user_t		*conn_user;
696 
697 	/* BATCH PROCESSING */
698 	ns_ldap_list_batch_t	*batch;
699 	boolean_t		no_wait;
700 	boolean_t		reinit_on_retriable_err;
701 	int			retries;
702 	ns_ldap_result_t	**caller_result;
703 	ns_ldap_error_t		**caller_errorp;
704 	int			*caller_rc;
705 	struct ns_ldap_cookie	*next_cookie_in_batch;
706 } ns_ldap_cookie_t;
707 
708 /*
709  * This structure is part of the return value information for
710  * __s_api_requestServer.  The routine that requests a new server
711  * from the cache manager
712  */
713 typedef struct ns_server_info {
714 	char	*server;
715 	char	*serverFQDN;
716 	char 	**controls;
717 	char	**saslMechanisms;
718 } ns_server_info_t;
719 
720 /*
721  * sasl callback function parameters
722  */
723 typedef struct ns_sasl_cb_param {
724 	char	*mech;
725 	char	*authid;
726 	char	*authzid;
727 	char	*passwd;
728 	char	*realm;
729 } ns_sasl_cb_param_t;
730 
731 /* Multiple threads per connection variable */
732 extern int MTperConn;
733 
734 /*
735  * INTERNAL GLOBAL DEFINITIONS AND FUNCTION DECLARATIONS
736  */
737 
738 #ifdef DEBUG
739 extern int	__ldap_debug_file;
740 extern int	__ldap_debug_api;
741 extern int	__ldap_debug_ldap;
742 extern int	__ldap_debug_servers;
743 #endif
744 
745 /* internal connection APIs */
746 void DropConnection(ConnectionID, int);
747 int __s_api_getServers(char *** servers, ns_ldap_error_t ** error);
748 
749 int __s_get_enum_value(ns_config_t *ptr, char *value, ParamIndexType i);
750 char *__s_get_auth_name(ns_config_t *ptr, AuthType_t type);
751 char *__s_get_security_name(ns_config_t *ptr, TlsType_t type);
752 char *__s_get_scope_name(ns_config_t *ptr, ScopeType_t type);
753 char *__s_get_pref_name(PrefOnly_t type);
754 char *__s_get_searchref_name(ns_config_t *ptr, SearchRef_t type);
755 char *__s_get_shadowupdate_name(enableShadowUpdate_t type);
756 char *__s_get_hostcertpath(void);
757 void __s_api_free_sessionPool();
758 int __s_api_requestServer(const char *request, const char *server,
759 	ns_server_info_t *ret, ns_ldap_error_t **error,  const char *addrType);
760 
761 
762 /* ************ internal sldap-api functions *********** */
763 void	__ns_ldap_freeEntry(ns_ldap_entry_t *ep);
764 void	__s_api_split_key_value(char *buffer, char **name, char **value);
765 int	__s_api_printResult(ns_ldap_result_t *);
766 int	__s_api_getSearchScope(int *, ns_ldap_error_t **);
767 int	__s_api_getDNs(char ***, const char *,
768 	ns_ldap_error_t **);
769 int	__s_api_get_search_DNs_v1(char ***, const char *,
770 	ns_ldap_error_t **);
771 int	__s_api_getConnection(const char *, const int,
772 	const ns_cred_t *, int *,
773 	Connection **, ns_ldap_error_t **, int, int, ns_conn_user_t *);
774 char	**__s_api_cp2dArray(char **);
775 void	__s_api_free2dArray(char **);
776 
777 int	__s_api_isCtrlSupported(Connection *, char *);
778 ns_config_t *__ns_ldap_make_config(ns_ldap_result_t *result);
779 ns_auth_t  *__s_api_AuthEnumtoStruct(const EnumAuthType_t i);
780 boolean_t __s_api_peruser_proc(void);
781 boolean_t __s_api_nscd_proc(void);
782 char	*dvalue(char *);
783 char	*evalue(char *);
784 ns_ldap_error_t *__s_api_make_error(int, char *);
785 ns_ldap_error_t *__s_api_copy_error(ns_ldap_error_t *);
786 
787 /* ************ specific 'Standalone' functions ********** */
788 ns_ldap_return_code __s_api_ip2hostname(char *ipaddr, char **hostname);
789 struct hostent *__s_api_hostname2ip(const char *name,
790 				    struct hostent *result,
791 				    char *buffer,
792 				    int buflen,
793 				    int *h_errnop);
794 void	__s_api_setInitMode();
795 void	__s_api_unsetInitMode();
796 int	__s_api_isStandalone(void);
797 int __s_api_isInitializing();
798 ns_ldap_return_code __s_api_findRootDSE(const char *request,
799 					const char *server,
800 					const char *addrType,
801 					ns_server_info_t *ret,
802 					ns_ldap_error_t	**error);
803 ns_config_t *__s_api_create_config_door_str(char *config,
804 				ns_ldap_error_t **errorp);
805 
806 extern void	get_environment();
807 
808 /* internal Param APIs */
809 int		__ns_ldap_setParamValue(ns_config_t *ptr,
810 			const ParamIndexType type,
811 			const void *data, ns_ldap_error_t **error);
812 int		__s_api_get_type(const char *value, ParamIndexType *type);
813 int		__s_api_get_versiontype(ns_config_t *ptr, char *value,
814 					ParamIndexType *type);
815 int		__s_api_get_profiletype(char *value, ParamIndexType *type);
816 void		__s_api_init_config(ns_config_t *ptr);
817 void		__s_api_init_config_global(ns_config_t *ptr);
818 ns_parse_status __s_api_crosscheck(ns_config_t *domainptr, char *errstr,
819 					int check_dn);
820 ns_config_t	*__s_api_create_config(void);
821 ns_config_t	*__s_api_get_default_config(void);
822 ns_config_t	*__s_api_get_default_config_global(void);
823 ns_config_t	*__s_api_loadrefresh_config();
824 ns_config_t	*__s_api_loadrefresh_config_global();
825 void		__s_api_destroy_config(ns_config_t *ptr);
826 int		__s_api_get_configtype(ParamIndexType type);
827 const char	*__s_api_get_configname(ParamIndexType type);
828 char		*__s_api_strValue(ns_config_t *ptr, ParamIndexType i,
829 			ns_strfmt_t fmt);
830 void		__s_api_release_config(ns_config_t *cfg);
831 
832 /* internal attribute/objectclass mapping api's */
833 int		 __s_api_add_map2hash(ns_config_t *config,
834 				ns_hashtype_t type, ns_mapping_t *map);
835 void		__s_api_destroy_hash(ns_config_t *config);
836 int		__s_api_parse_map(char *cp, char **sid,
837 				char **origA, char ***mapA);
838 char		**__ns_ldap_mapAttributeList(const char *service,
839 				const char * const *origAttrList);
840 char		*__ns_ldap_mapAttribute(const char *service,
841 				const char *origAttr);
842 
843 /* internal configuration APIs */
844 void		__ns_ldap_setServer(int set);
845 ns_ldap_error_t	*__ns_ldap_LoadConfiguration();
846 ns_ldap_error_t	*__ns_ldap_LoadDoorInfo(LineBuf *configinfo, char *domainname,
847 				ns_config_t *new, int cred_only);
848 ns_ldap_error_t *__ns_ldap_DumpConfiguration(char *filename);
849 ns_ldap_error_t	*__ns_ldap_DumpLdif(char *filename);
850 int		__ns_ldap_cache_ping();
851 ns_ldap_error_t *__ns_ldap_print_config(int);
852 void		__ns_ldap_default_config();
853 int		__ns_ldap_download(const char *, char *, char *,
854 				ns_ldap_error_t **);
855 int
856 __ns_ldap_check_dns_preq(int foreground,
857 		int mode_verbose,
858 		int mode_quiet,
859 		const char *fname,
860 		ns_ldap_self_gssapi_config_t config,
861 		ns_ldap_error_t **errpp);
862 int
863 __ns_ldap_check_gssapi_preq(int foreground,
864 		int mode_verbose,
865 		int mode_quiet,
866 		ns_ldap_self_gssapi_config_t config,
867 		ns_ldap_error_t **errpp);
868 int
869 __ns_ldap_check_all_preq(int foreground,
870 		int mode_verbose,
871 		int mode_quiet,
872 		ns_ldap_self_gssapi_config_t config,
873 		ns_ldap_error_t **errpp);
874 
875 /* internal un-exposed APIs */
876 ns_cred_t 	*__ns_ldap_dupAuth(const ns_cred_t *authp);
877 boolean_t	__s_api_is_auth_matched(const ns_cred_t *auth1,
878 		    const ns_cred_t *auth2);
879 int		__s_api_get_SSD_from_SSDtoUse_service(const char *service,
880 			ns_ldap_search_desc_t ***SSDlist,
881 			ns_ldap_error_t **errorp);
882 int		__s_api_prepend_automountmapname(const char *service,
883 			ns_ldap_search_desc_t ***SSDlist,
884 			ns_ldap_error_t ** errorp);
885 int		__s_api_prepend_automountmapname_to_dn(const char *service,
886 			char **basedn,
887 			ns_ldap_error_t ** errorp);
888 int		__s_api_convert_automountmapname(const char *service,
889 			char **dn, ns_ldap_error_t ** errorp);
890 int		__s_api_replace_mapped_attr_in_dn(
891 			const char *orig_attr, const char *mapped_attr,
892 			const char *dn, char **new_dn);
893 int		__s_api_append_default_basedn(
894 			const char *dn,
895 			char **new_dn,
896 			int *allocated,
897 			ns_ldap_error_t ** errorp);
898 int		__s_api_removeServer(const char *server);
899 void		__s_api_removeBadServers(char **server);
900 void		__s_api_free_server_info(ns_server_info_t *sinfo);
901 void		__s_api_freeConnection(Connection *con);
902 
903 /* internal referrals APIs */
904 int 		__s_api_toFollowReferrals(const int flags,
905 			int *toFollow,
906 			ns_ldap_error_t **errorp);
907 int 		__s_api_addRefInfo(ns_referral_info_t **head,
908 			char *url, char *baseDN, int *scope,
909 			char *filter, LDAP *ld);
910 void		__s_api_deleteRefInfo(ns_referral_info_t *head);
911 
912 /* callback routine for SSD filters */
913 int		__s_api_merge_SSD_filter(const ns_ldap_search_desc_t *desc,
914 			char **realfilter,
915 			const void *userdata);
916 
917 /* network address verification api */
918 int		__s_api_isipv4(char *addr);
919 int		__s_api_isipv6(char *addr);
920 int		__s_api_ishost(char *addr);
921 
922 /* password management routine */
923 ns_ldap_passwd_status_t
924 		__s_api_set_passwd_status(int errnum, char *errmsg);
925 int		__s_api_contain_passwd_control_oid(char **oids);
926 
927 /* password less account management routine */
928 int		__s_api_contain_account_usable_control_oid(char **oids);
929 
930 /* RFC 2307 section 5.6. Get a canonical name from entry */
931 char		*__s_api_get_canonical_name(ns_ldap_entry_t *entry,
932 			ns_ldap_attr_t *attrptr, int case_ignore);
933 
934 /* self/sasl/gssapi functions */
935 int		__s_api_sasl_bind_callback(
936 			LDAP		*ld,
937 			unsigned	flags,
938 			void		*defaults,
939 			void		*in);
940 
941 int		__s_api_self_gssapi_only_get(void);
942 
943 int		__print2buf(LineBuf *line, const char *toprint, char *sep);
944 
945 #ifdef __cplusplus
946 }
947 #endif
948 
949 #endif /* _NS_INTERNAL_H */
950