xref: /titanic_51/usr/src/lib/libadutils/common/adutils_impl.h (revision 93c20f2609342fd05f6625f16dfcb9348e7977f2)
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 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_ADUTILS_IMPL_H
27 #define	_ADUTILS_IMPL_H
28 
29 #include <stdlib.h>
30 #include <stdio.h>
31 #include <sys/types.h>
32 #include <ldap.h>
33 #include <pthread.h>
34 #include "addisc.h"
35 #include "idmap_priv.h"
36 #include "idmap_prot.h"
37 #include "libadutils.h"
38 
39 #ifdef	__cplusplus
40 extern "C" {
41 #endif
42 
43 #define	ADUTILS_SEARCH_TIMEOUT	3
44 #define	ADUTILS_LDAP_OPEN_TIMEOUT	1
45 
46 typedef struct adutils_sid {
47 	uchar_t		version;
48 	uchar_t		sub_authority_count;
49 	uint64_t	authority;  /* really, 48-bits */
50 	uint32_t	sub_authorities[ADUTILS_SID_MAX_SUB_AUTHORITIES];
51 } adutils_sid_t;
52 
53 struct adutils_host;
54 
55 
56 /* A set of DSs for a given AD partition */
57 struct adutils_ad {
58 	char			*dflt_w2k_dom;	/* used to qualify bare names */
59 	pthread_mutex_t		lock;
60 	uint32_t		ref;
61 	struct adutils_host	*last_adh;
62 	adutils_ad_partition_t	partition;	/* Data or global catalog? */
63 };
64 
65 typedef struct adutils_attr {
66 	char	*attr_name;
67 	uint_t	num_values;
68 	char	**attr_values;
69 } adutils_attr_t;
70 
71 /* typedef in libadutils.h */
72 struct adutils_entry {
73 	uint_t			num_nvpairs;
74 	adutils_attr_t		*attr_nvpairs;
75 	struct adutils_entry	*next;
76 };
77 
78 /* typedef in libadutils.h */
79 struct adutils_result {
80 	uint_t		num_entries;
81 	adutils_entry_t	*entries;
82 };
83 
84 /* A single DS */
85 typedef struct adutils_host {
86 	struct adutils_host	*next;
87 	struct adutils_ad	*owner;		/* ad_t to which this belongs */
88 	pthread_mutex_t		lock;
89 	LDAP			*ld;		/* LDAP connection */
90 	uint32_t		ref;		/* ref count */
91 	time_t			idletime;	/* time since last activity */
92 	int			dead;		/* error on LDAP connection */
93 	/*
94 	 * Used to distinguish between different instances of LDAP
95 	 * connections to this same DS.  We need this so we never mix up
96 	 * results for a given msgID from one connection with those of
97 	 * another earlier connection where two batch state structures
98 	 * share this adutils_host object but used different LDAP connections
99 	 * to send their LDAP searches.
100 	 */
101 	uint64_t		generation;
102 
103 	/* LDAP DS info */
104 	char			*host;
105 	int			port;
106 
107 	/* hardwired to SASL GSSAPI only for now */
108 	char			*saslmech;
109 	unsigned		saslflags;
110 
111 	/* Number of outstanding search requests */
112 	uint32_t		max_requests;
113 	uint32_t		num_requests;
114 } adutils_host_t;
115 
116 /*  A place to put the results of a batched (async) query */
117 typedef struct adutils_q {
118 	const char		*edomain;	/* expected domain name */
119 	struct adutils_result	**result;	/* The LDAP search result */
120 	adutils_rc		*rc;
121 	int			msgid;		/* LDAP message ID */
122 } adutils_q_t;
123 
124 /* Batch context structure */
125 struct adutils_query_state {
126 	struct adutils_query_state	*next;
127 	int			qcount;		/* how many queries */
128 	int			ref_cnt;	/* reference count */
129 	pthread_cond_t		cv;		/* Condition wait variable */
130 	uint32_t		qlastsent;
131 	uint32_t		qinflight;	/* how many queries in flight */
132 	uint16_t		qdead;		/* oops, lost LDAP connection */
133 	adutils_host_t		*qadh;		/* LDAP connection */
134 	uint64_t		qadh_gen;	/* same as qadh->generation */
135 	adutils_ldap_res_search_cb ldap_res_search_cb;
136 	void			*ldap_res_search_argp;
137 	char			*default_domain;
138 	char			*basedn;
139 	adutils_q_t		queries[1];	/* array of query results */
140 };
141 
142 #ifdef	__cplusplus
143 }
144 #endif
145 
146 #endif	/* _ADUTILS_IMPL_H */
147