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ITS#7182 Keep connection IDs for monitoring purposes.
[openldap] / servers / slapd / back-ldap / back-ldap.h
1 /* back-ldap.h - ldap backend header file */
2 /* $OpenLDAP$ */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4  *
5  * Copyright 1999-2012 The OpenLDAP Foundation.
6  * Portions Copyright 2000-2003 Pierangelo Masarati.
7  * Portions Copyright 1999-2003 Howard Chu.
8  * All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted only as authorized by the OpenLDAP
12  * Public License.
13  *
14  * A copy of this license is available in the file LICENSE in the
15  * top-level directory of the distribution or, alternatively, at
16  * <http://www.OpenLDAP.org/license.html>.
17  */
18 /* ACKNOWLEDGEMENTS:
19  * This work was initially developed by the Howard Chu for inclusion
20  * in OpenLDAP Software and subsequently enhanced by Pierangelo
21  * Masarati.
22  */
23
24 #ifndef SLAPD_LDAP_H
25 #define SLAPD_LDAP_H
26
27 #include "../back-monitor/back-monitor.h"
28
29 LDAP_BEGIN_DECL
30
31 struct ldapinfo_t;
32
33 /* stuff required for monitoring */
34 typedef struct ldap_monitor_info_t {
35         monitor_subsys_t        lmi_mss;
36         struct ldapinfo_t       *lmi_li;
37
38         struct berval           lmi_rdn;
39         struct berval           lmi_nrdn;
40         monitor_callback_t      *lmi_cb;
41         struct berval           lmi_base;
42         int                     lmi_scope;
43         struct berval           lmi_filter;
44         struct berval           lmi_more_filter;
45 } ldap_monitor_info_t;
46
47 enum {
48         /* even numbers are connection types */
49         LDAP_BACK_PCONN_FIRST = 0,
50         LDAP_BACK_PCONN_ROOTDN = LDAP_BACK_PCONN_FIRST,
51         LDAP_BACK_PCONN_ANON = 2,
52         LDAP_BACK_PCONN_BIND = 4,
53
54         /* add the TLS bit */
55         LDAP_BACK_PCONN_TLS = 0x1U,
56
57         LDAP_BACK_PCONN_ROOTDN_TLS = (LDAP_BACK_PCONN_ROOTDN|LDAP_BACK_PCONN_TLS),
58         LDAP_BACK_PCONN_ANON_TLS = (LDAP_BACK_PCONN_ANON|LDAP_BACK_PCONN_TLS),
59         LDAP_BACK_PCONN_BIND_TLS = (LDAP_BACK_PCONN_BIND|LDAP_BACK_PCONN_TLS),
60
61         LDAP_BACK_PCONN_LAST
62 };
63
64 typedef struct ldapconn_base_t {
65         Connection              *lcb_conn;
66 #define LDAP_BACK_CONN2PRIV(lc)         ((unsigned long)(lc)->lc_conn)
67 #define LDAP_BACK_PCONN_ISPRIV(lc)      (((void *)(lc)->lc_conn) >= ((void *)LDAP_BACK_PCONN_FIRST) \
68                                                 && ((void *)(lc)->lc_conn) < ((void *)LDAP_BACK_PCONN_LAST))
69 #define LDAP_BACK_PCONN_ISROOTDN(lc)    (LDAP_BACK_PCONN_ISPRIV((lc)) \
70                                                 && (LDAP_BACK_CONN2PRIV((lc)) < LDAP_BACK_PCONN_ANON))
71 #define LDAP_BACK_PCONN_ISANON(lc)      (LDAP_BACK_PCONN_ISPRIV((lc)) \
72                                                 && (LDAP_BACK_CONN2PRIV((lc)) < LDAP_BACK_PCONN_BIND) \
73                                                 && (LDAP_BACK_CONN2PRIV((lc)) >= LDAP_BACK_PCONN_ANON))
74 #define LDAP_BACK_PCONN_ISBIND(lc)      (LDAP_BACK_PCONN_ISPRIV((lc)) \
75                                                 && (LDAP_BACK_CONN2PRIV((lc)) >= LDAP_BACK_PCONN_BIND))
76 #define LDAP_BACK_PCONN_ISTLS(lc)       (LDAP_BACK_PCONN_ISPRIV((lc)) \
77                                                 && (LDAP_BACK_CONN2PRIV((lc)) & LDAP_BACK_PCONN_TLS))
78 #ifdef HAVE_TLS
79 #define LDAP_BACK_PCONN_ROOTDN_SET(lc, op) \
80         ((lc)->lc_conn = (void *)((op)->o_conn->c_is_tls ? (void *) LDAP_BACK_PCONN_ROOTDN_TLS : (void *) LDAP_BACK_PCONN_ROOTDN))
81 #define LDAP_BACK_PCONN_ANON_SET(lc, op) \
82         ((lc)->lc_conn = (void *)((op)->o_conn->c_is_tls ? (void *) LDAP_BACK_PCONN_ANON_TLS : (void *) LDAP_BACK_PCONN_ANON))
83 #define LDAP_BACK_PCONN_BIND_SET(lc, op) \
84         ((lc)->lc_conn = (void *)((op)->o_conn->c_is_tls ? (void *) LDAP_BACK_PCONN_BIND_TLS : (void *) LDAP_BACK_PCONN_BIND))
85 #else /* ! HAVE_TLS */
86 #define LDAP_BACK_PCONN_ROOTDN_SET(lc, op) \
87         ((lc)->lc_conn = (void *)LDAP_BACK_PCONN_ROOTDN)
88 #define LDAP_BACK_PCONN_ANON_SET(lc, op) \
89         ((lc)->lc_conn = (void *)LDAP_BACK_PCONN_ANON)
90 #define LDAP_BACK_PCONN_BIND_SET(lc, op) \
91         ((lc)->lc_conn = (void *)LDAP_BACK_PCONN_BIND)
92 #endif /* ! HAVE_TLS */
93 #define LDAP_BACK_PCONN_SET(lc, op) \
94         (BER_BVISEMPTY(&(op)->o_ndn) ? \
95                 LDAP_BACK_PCONN_ANON_SET((lc), (op)) : LDAP_BACK_PCONN_ROOTDN_SET((lc), (op)))
96
97         struct berval           lcb_local_ndn;
98         unsigned                lcb_refcnt;
99         time_t                  lcb_create_time;
100         time_t                  lcb_time;
101 } ldapconn_base_t;
102
103 typedef struct ldapconn_t {
104         ldapconn_base_t         lc_base;
105 #define lc_conn                 lc_base.lcb_conn
106 #define lc_local_ndn            lc_base.lcb_local_ndn
107 #define lc_refcnt               lc_base.lcb_refcnt
108 #define lc_create_time          lc_base.lcb_create_time
109 #define lc_time                 lc_base.lcb_time
110
111         LDAP_TAILQ_ENTRY(ldapconn_t)    lc_q;
112
113         unsigned                lc_lcflags;
114 #define LDAP_BACK_CONN_ISSET_F(fp,f)    (*(fp) & (f))
115 #define LDAP_BACK_CONN_SET_F(fp,f)      (*(fp) |= (f))
116 #define LDAP_BACK_CONN_CLEAR_F(fp,f)    (*(fp) &= ~(f))
117 #define LDAP_BACK_CONN_CPY_F(fp,f,mfp) \
118         do { \
119                 if ( ((f) & *(mfp)) == (f) ) { \
120                         *(fp) |= (f); \
121                 } else { \
122                         *(fp) &= ~(f); \
123                 } \
124         } while ( 0 )
125
126 #define LDAP_BACK_CONN_ISSET(lc,f)      LDAP_BACK_CONN_ISSET_F(&(lc)->lc_lcflags, (f))
127 #define LDAP_BACK_CONN_SET(lc,f)        LDAP_BACK_CONN_SET_F(&(lc)->lc_lcflags, (f))
128 #define LDAP_BACK_CONN_CLEAR(lc,f)      LDAP_BACK_CONN_CLEAR_F(&(lc)->lc_lcflags, (f))
129 #define LDAP_BACK_CONN_CPY(lc,f,mlc)    LDAP_BACK_CONN_CPY_F(&(lc)->lc_lcflags, (f), &(mlc)->lc_lcflags)
130
131 /* 0xFFF00000U are reserved for back-meta */
132
133 #define LDAP_BACK_FCONN_ISBOUND (0x00000001U)
134 #define LDAP_BACK_FCONN_ISANON  (0x00000002U)
135 #define LDAP_BACK_FCONN_ISBMASK (LDAP_BACK_FCONN_ISBOUND|LDAP_BACK_FCONN_ISANON)
136 #define LDAP_BACK_FCONN_ISPRIV  (0x00000004U)
137 #define LDAP_BACK_FCONN_ISTLS   (0x00000008U)
138 #define LDAP_BACK_FCONN_BINDING (0x00000010U)
139 #define LDAP_BACK_FCONN_TAINTED (0x00000020U)
140 #define LDAP_BACK_FCONN_ABANDON (0x00000040U)
141 #define LDAP_BACK_FCONN_ISIDASR (0x00000080U)
142 #define LDAP_BACK_FCONN_CACHED  (0x00000100U)
143
144 #define LDAP_BACK_CONN_ISBOUND(lc)              LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_ISBOUND)
145 #define LDAP_BACK_CONN_ISBOUND_SET(lc)          LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_ISBOUND)
146 #define LDAP_BACK_CONN_ISBOUND_CLEAR(lc)        LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_ISBMASK)
147 #define LDAP_BACK_CONN_ISBOUND_CPY(lc, mlc)     LDAP_BACK_CONN_CPY((lc), LDAP_BACK_FCONN_ISBOUND, (mlc))
148 #define LDAP_BACK_CONN_ISANON(lc)               LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_ISANON)
149 #define LDAP_BACK_CONN_ISANON_SET(lc)           LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_ISANON)
150 #define LDAP_BACK_CONN_ISANON_CLEAR(lc)         LDAP_BACK_CONN_ISBOUND_CLEAR((lc))
151 #define LDAP_BACK_CONN_ISANON_CPY(lc, mlc)      LDAP_BACK_CONN_CPY((lc), LDAP_BACK_FCONN_ISANON, (mlc))
152 #define LDAP_BACK_CONN_ISPRIV(lc)               LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_ISPRIV)
153 #define LDAP_BACK_CONN_ISPRIV_SET(lc)           LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_ISPRIV)
154 #define LDAP_BACK_CONN_ISPRIV_CLEAR(lc)         LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_ISPRIV)
155 #define LDAP_BACK_CONN_ISPRIV_CPY(lc, mlc)      LDAP_BACK_CONN_CPY((lc), LDAP_BACK_FCONN_ISPRIV, (mlc))
156 #define LDAP_BACK_CONN_ISTLS(lc)                LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_ISTLS)
157 #define LDAP_BACK_CONN_ISTLS_SET(lc)            LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_ISTLS)
158 #define LDAP_BACK_CONN_ISTLS_CLEAR(lc)          LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_ISTLS)
159 #define LDAP_BACK_CONN_ISTLS_CPY(lc, mlc)       LDAP_BACK_CONN_CPY((lc), LDAP_BACK_FCONN_ISTLS, (mlc))
160 #define LDAP_BACK_CONN_BINDING(lc)              LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_BINDING)
161 #define LDAP_BACK_CONN_BINDING_SET(lc)          LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_BINDING)
162 #define LDAP_BACK_CONN_BINDING_CLEAR(lc)        LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_BINDING)
163 #define LDAP_BACK_CONN_TAINTED(lc)              LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_TAINTED)
164 #define LDAP_BACK_CONN_TAINTED_SET(lc)          LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_TAINTED)
165 #define LDAP_BACK_CONN_TAINTED_CLEAR(lc)        LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_TAINTED)
166 #define LDAP_BACK_CONN_ABANDON(lc)              LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_ABANDON)
167 #define LDAP_BACK_CONN_ABANDON_SET(lc)          LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_ABANDON)
168 #define LDAP_BACK_CONN_ABANDON_CLEAR(lc)        LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_ABANDON)
169 #define LDAP_BACK_CONN_ISIDASSERT(lc)           LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_ISIDASR)
170 #define LDAP_BACK_CONN_ISIDASSERT_SET(lc)       LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_ISIDASR)
171 #define LDAP_BACK_CONN_ISIDASSERT_CLEAR(lc)     LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_ISIDASR)
172 #define LDAP_BACK_CONN_ISIDASSERT_CPY(lc, mlc)  LDAP_BACK_CONN_CPY((lc), LDAP_BACK_FCONN_ISIDASR, (mlc))
173 #define LDAP_BACK_CONN_CACHED(lc)               LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_CACHED)
174 #define LDAP_BACK_CONN_CACHED_SET(lc)           LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_CACHED)
175 #define LDAP_BACK_CONN_CACHED_CLEAR(lc)         LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_CACHED)
176
177         LDAP                    *lc_ld;
178         unsigned long           lc_connid;
179         struct berval           lc_cred;
180         struct berval           lc_bound_ndn;
181         unsigned                lc_flags;
182 } ldapconn_t;
183
184 typedef struct ldap_avl_info_t {
185         ldap_pvt_thread_mutex_t         lai_mutex;
186         Avlnode                         *lai_tree;
187 } ldap_avl_info_t;
188
189 typedef struct slap_retry_info_t {
190         time_t          *ri_interval;
191         int             *ri_num;
192         int             ri_idx;
193         int             ri_count;
194         time_t          ri_last;
195
196 #define SLAP_RETRYNUM_FOREVER   (-1)            /* retry forever */
197 #define SLAP_RETRYNUM_TAIL      (-2)            /* end of retrynum array */
198 #define SLAP_RETRYNUM_VALID(n)  ((n) >= SLAP_RETRYNUM_FOREVER)  /* valid retrynum */
199 #define SLAP_RETRYNUM_FINITE(n) ((n) > SLAP_RETRYNUM_FOREVER)   /* not forever */
200 } slap_retry_info_t;
201
202 /*
203  * identity assertion modes
204  */
205 typedef enum {
206         LDAP_BACK_IDASSERT_LEGACY = 1,
207         LDAP_BACK_IDASSERT_NOASSERT,
208         LDAP_BACK_IDASSERT_ANONYMOUS,
209         LDAP_BACK_IDASSERT_SELF,
210         LDAP_BACK_IDASSERT_OTHERDN,
211         LDAP_BACK_IDASSERT_OTHERID
212 } slap_idassert_mode_t;
213
214 /* ID assert stuff */
215 typedef struct slap_idassert_t {
216         slap_idassert_mode_t    si_mode;
217 #define li_idassert_mode        li_idassert.si_mode
218
219         slap_bindconf   si_bc;
220 #define li_idassert_authcID     li_idassert.si_bc.sb_authcId
221 #define li_idassert_authcDN     li_idassert.si_bc.sb_binddn
222 #define li_idassert_passwd      li_idassert.si_bc.sb_cred
223 #define li_idassert_authzID     li_idassert.si_bc.sb_authzId
224 #define li_idassert_authmethod  li_idassert.si_bc.sb_method
225 #define li_idassert_sasl_mech   li_idassert.si_bc.sb_saslmech
226 #define li_idassert_sasl_realm  li_idassert.si_bc.sb_realm
227 #define li_idassert_secprops    li_idassert.si_bc.sb_secprops
228 #define li_idassert_tls         li_idassert.si_bc.sb_tls
229
230         unsigned        si_flags;
231 #define LDAP_BACK_AUTH_NONE                             (0x00U)
232 #define LDAP_BACK_AUTH_NATIVE_AUTHZ                     (0x01U)
233 #define LDAP_BACK_AUTH_OVERRIDE                         (0x02U)
234 #define LDAP_BACK_AUTH_PRESCRIPTIVE                     (0x04U)
235 #define LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ             (0x08U)
236 #define LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND     (0x10U)
237 #define LDAP_BACK_AUTH_AUTHZ_ALL                        (0x20U)
238 #define LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL              (0x40U)
239 #define li_idassert_flags       li_idassert.si_flags
240
241         BerVarray       si_authz;
242 #define li_idassert_authz       li_idassert.si_authz
243
244         BerVarray       si_passthru;
245 #define li_idassert_passthru    li_idassert.si_passthru
246 } slap_idassert_t;
247
248 /*
249  * Hook to allow mucking with ldapinfo_t when quarantine is over
250  */
251 typedef int (*ldap_back_quarantine_f)( struct ldapinfo_t *, void * );
252
253 typedef struct ldapinfo_t {
254         /* li_uri: the string that goes into ldap_initialize()
255          * TODO: use li_acl.sb_uri instead */
256         char                    *li_uri;
257         /* li_bvuri: an array of each single URI that is equivalent;
258          * to be checked for the presence of a certain item */
259         BerVarray               li_bvuri;
260         ldap_pvt_thread_mutex_t li_uri_mutex;
261         /* hack because when TLS is used we need to lock and let 
262          * the li_urllist_f function to know it's locked */
263         int                     li_uri_mutex_do_not_lock;
264
265         LDAP_REBIND_PROC        *li_rebind_f;
266         LDAP_URLLIST_PROC       *li_urllist_f;
267         void                    *li_urllist_p;
268
269         /* we only care about the TLS options here */
270         slap_bindconf           li_tls;
271
272         slap_bindconf           li_acl;
273 #define li_acl_authcID          li_acl.sb_authcId
274 #define li_acl_authcDN          li_acl.sb_binddn
275 #define li_acl_passwd           li_acl.sb_cred
276 #define li_acl_authzID          li_acl.sb_authzId
277 #define li_acl_authmethod       li_acl.sb_method
278 #define li_acl_sasl_mech        li_acl.sb_saslmech
279 #define li_acl_sasl_realm       li_acl.sb_realm
280 #define li_acl_secprops         li_acl.sb_secprops
281
282         /* ID assert stuff */
283         slap_idassert_t         li_idassert;
284         /* end of ID assert stuff */
285
286         int                     li_nretries;
287 #define LDAP_BACK_RETRY_UNDEFINED       (-2)
288 #define LDAP_BACK_RETRY_FOREVER         (-1)
289 #define LDAP_BACK_RETRY_NEVER           (0)
290 #define LDAP_BACK_RETRY_DEFAULT         (3)
291
292         unsigned                li_flags;
293
294 /* 0xFFF00000U are reserved for back-meta */
295
296 #define LDAP_BACK_F_NONE                (0x00000000U)
297 #define LDAP_BACK_F_SAVECRED            (0x00000001U)
298 #define LDAP_BACK_F_USE_TLS             (0x00000002U)
299 #define LDAP_BACK_F_PROPAGATE_TLS       (0x00000004U)
300 #define LDAP_BACK_F_TLS_CRITICAL        (0x00000008U)
301 #define LDAP_BACK_F_TLS_LDAPS           (0x00000010U)
302
303 #define LDAP_BACK_F_TLS_USE_MASK        (LDAP_BACK_F_USE_TLS|LDAP_BACK_F_TLS_CRITICAL)
304 #define LDAP_BACK_F_TLS_PROPAGATE_MASK  (LDAP_BACK_F_PROPAGATE_TLS|LDAP_BACK_F_TLS_CRITICAL)
305 #define LDAP_BACK_F_TLS_MASK            (LDAP_BACK_F_TLS_USE_MASK|LDAP_BACK_F_TLS_PROPAGATE_MASK|LDAP_BACK_F_TLS_LDAPS)
306 #define LDAP_BACK_F_CHASE_REFERRALS     (0x00000020U)
307 #define LDAP_BACK_F_PROXY_WHOAMI        (0x00000040U)
308
309 #define LDAP_BACK_F_T_F                 (0x00000080U)
310 #define LDAP_BACK_F_T_F_DISCOVER        (0x00000100U)
311 #define LDAP_BACK_F_T_F_MASK            (LDAP_BACK_F_T_F)
312 #define LDAP_BACK_F_T_F_MASK2           (LDAP_BACK_F_T_F_MASK|LDAP_BACK_F_T_F_DISCOVER)
313
314 #define LDAP_BACK_F_MONITOR             (0x00000200U)
315 #define LDAP_BACK_F_SINGLECONN          (0x00000400U)
316 #define LDAP_BACK_F_USE_TEMPORARIES     (0x00000800U)
317
318 #define LDAP_BACK_F_ISOPEN              (0x00001000U)
319
320 #define LDAP_BACK_F_CANCEL_ABANDON      (0x00000000U)
321 #define LDAP_BACK_F_CANCEL_IGNORE       (0x00002000U)
322 #define LDAP_BACK_F_CANCEL_EXOP         (0x00004000U)
323 #define LDAP_BACK_F_CANCEL_EXOP_DISCOVER        (0x00008000U)
324 #define LDAP_BACK_F_CANCEL_MASK         (LDAP_BACK_F_CANCEL_IGNORE|LDAP_BACK_F_CANCEL_EXOP)
325 #define LDAP_BACK_F_CANCEL_MASK2        (LDAP_BACK_F_CANCEL_MASK|LDAP_BACK_F_CANCEL_EXOP_DISCOVER)
326
327 #define LDAP_BACK_F_QUARANTINE          (0x00010000U)
328
329 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
330 #define LDAP_BACK_F_ST_REQUEST          (0x00020000U)
331 #define LDAP_BACK_F_ST_RESPONSE         (0x00040000U)
332 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
333
334 #define LDAP_BACK_F_NOREFS              (0x00080000U)
335 #define LDAP_BACK_F_NOUNDEFFILTER       (0x00100000U)
336
337 #define LDAP_BACK_ISSET_F(ff,f)         ( ( (ff) & (f) ) == (f) )
338 #define LDAP_BACK_ISMASK_F(ff,m,f)      ( ( (ff) & (m) ) == (f) )
339
340 #define LDAP_BACK_ISSET(li,f)           LDAP_BACK_ISSET_F( (li)->li_flags, (f) )
341 #define LDAP_BACK_ISMASK(li,m,f)        LDAP_BACK_ISMASK_F( (li)->li_flags, (m), (f) )
342
343 #define LDAP_BACK_SAVECRED(li)          LDAP_BACK_ISSET( (li), LDAP_BACK_F_SAVECRED )
344 #define LDAP_BACK_USE_TLS(li)           LDAP_BACK_ISSET( (li), LDAP_BACK_F_USE_TLS )
345 #define LDAP_BACK_PROPAGATE_TLS(li)     LDAP_BACK_ISSET( (li), LDAP_BACK_F_PROPAGATE_TLS )
346 #define LDAP_BACK_TLS_CRITICAL(li)      LDAP_BACK_ISSET( (li), LDAP_BACK_F_TLS_CRITICAL )
347 #define LDAP_BACK_CHASE_REFERRALS(li)   LDAP_BACK_ISSET( (li), LDAP_BACK_F_CHASE_REFERRALS )
348 #define LDAP_BACK_PROXY_WHOAMI(li)      LDAP_BACK_ISSET( (li), LDAP_BACK_F_PROXY_WHOAMI )
349
350 #define LDAP_BACK_USE_TLS_F(ff)         LDAP_BACK_ISSET_F( (ff), LDAP_BACK_F_USE_TLS )
351 #define LDAP_BACK_PROPAGATE_TLS_F(ff)   LDAP_BACK_ISSET_F( (ff), LDAP_BACK_F_PROPAGATE_TLS )
352 #define LDAP_BACK_TLS_CRITICAL_F(ff)    LDAP_BACK_ISSET_F( (ff), LDAP_BACK_F_TLS_CRITICAL )
353
354 #define LDAP_BACK_T_F(li)               LDAP_BACK_ISMASK( (li), LDAP_BACK_F_T_F_MASK, LDAP_BACK_F_T_F )
355 #define LDAP_BACK_T_F_DISCOVER(li)      LDAP_BACK_ISMASK( (li), LDAP_BACK_F_T_F_MASK2, LDAP_BACK_F_T_F_DISCOVER )
356
357 #define LDAP_BACK_MONITOR(li)           LDAP_BACK_ISSET( (li), LDAP_BACK_F_MONITOR )
358 #define LDAP_BACK_SINGLECONN(li)        LDAP_BACK_ISSET( (li), LDAP_BACK_F_SINGLECONN )
359 #define LDAP_BACK_USE_TEMPORARIES(li)   LDAP_BACK_ISSET( (li), LDAP_BACK_F_USE_TEMPORARIES)
360
361 #define LDAP_BACK_ISOPEN(li)            LDAP_BACK_ISSET( (li), LDAP_BACK_F_ISOPEN )
362
363 #define LDAP_BACK_ABANDON(li)           LDAP_BACK_ISMASK( (li), LDAP_BACK_F_CANCEL_MASK, LDAP_BACK_F_CANCEL_ABANDON )
364 #define LDAP_BACK_IGNORE(li)            LDAP_BACK_ISMASK( (li), LDAP_BACK_F_CANCEL_MASK, LDAP_BACK_F_CANCEL_IGNORE )
365 #define LDAP_BACK_CANCEL(li)            LDAP_BACK_ISMASK( (li), LDAP_BACK_F_CANCEL_MASK, LDAP_BACK_F_CANCEL_EXOP )
366 #define LDAP_BACK_CANCEL_DISCOVER(li)   LDAP_BACK_ISMASK( (li), LDAP_BACK_F_CANCEL_MASK2, LDAP_BACK_F_CANCEL_EXOP_DISCOVER )
367
368 #define LDAP_BACK_QUARANTINE(li)        LDAP_BACK_ISSET( (li), LDAP_BACK_F_QUARANTINE )
369
370 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
371 #define LDAP_BACK_ST_REQUEST(li)        LDAP_BACK_ISSET( (li), LDAP_BACK_F_ST_REQUEST)
372 #define LDAP_BACK_ST_RESPONSE(li)       LDAP_BACK_ISSET( (li), LDAP_BACK_F_ST_RESPONSE)
373 #endif /* SLAP_CONTROL_X_SESSION_TRACKING */
374
375 #define LDAP_BACK_NOREFS(li)            LDAP_BACK_ISSET( (li), LDAP_BACK_F_NOREFS)
376 #define LDAP_BACK_NOUNDEFFILTER(li)     LDAP_BACK_ISSET( (li), LDAP_BACK_F_NOUNDEFFILTER)
377
378         int                     li_version;
379
380         unsigned long           li_conn_nextid;
381
382         /* cached connections; 
383          * special conns are in tailq rather than in tree */
384         ldap_avl_info_t         li_conninfo;
385         struct {
386                 int                                             lic_num;
387                 LDAP_TAILQ_HEAD(lc_conn_priv_q, ldapconn_t)     lic_priv;
388         }                       li_conn_priv[ LDAP_BACK_PCONN_LAST ];
389         int                     li_conn_priv_max;
390 #define LDAP_BACK_CONN_PRIV_MIN         (1)
391 #define LDAP_BACK_CONN_PRIV_MAX         (256)
392         /* must be between LDAP_BACK_CONN_PRIV_MIN
393          * and LDAP_BACK_CONN_PRIV_MAX ! */
394 #define LDAP_BACK_CONN_PRIV_DEFAULT     (16)
395
396         ldap_monitor_info_t     li_monitor_info;
397
398         sig_atomic_t            li_isquarantined;
399 #define LDAP_BACK_FQ_NO         (0)
400 #define LDAP_BACK_FQ_YES        (1)
401 #define LDAP_BACK_FQ_RETRYING   (2)
402
403         slap_retry_info_t       li_quarantine;
404         ldap_pvt_thread_mutex_t li_quarantine_mutex;
405         ldap_back_quarantine_f  li_quarantine_f;
406         void                    *li_quarantine_p;
407
408         time_t                  li_network_timeout;
409         time_t                  li_conn_ttl;
410         time_t                  li_idle_timeout;
411         time_t                  li_timeout[ SLAP_OP_LAST ];
412
413         ldap_pvt_thread_mutex_t li_counter_mutex;
414         ldap_pvt_mp_t           li_ops_completed[SLAP_OP_LAST];
415 } ldapinfo_t;
416
417 #define LDAP_ERR_OK(err) ((err) == LDAP_SUCCESS || (err) == LDAP_COMPARE_FALSE || (err) == LDAP_COMPARE_TRUE)
418
419 typedef enum ldap_back_send_t {
420         LDAP_BACK_DONTSEND              = 0x00,
421         LDAP_BACK_SENDOK                = 0x01,
422         LDAP_BACK_SENDERR               = 0x02,
423         LDAP_BACK_SENDRESULT            = (LDAP_BACK_SENDOK|LDAP_BACK_SENDERR),
424         LDAP_BACK_BINDING               = 0x04,
425
426         LDAP_BACK_BIND_DONTSEND         = (LDAP_BACK_BINDING),
427         LDAP_BACK_BIND_SOK              = (LDAP_BACK_BINDING|LDAP_BACK_SENDOK),
428         LDAP_BACK_BIND_SERR             = (LDAP_BACK_BINDING|LDAP_BACK_SENDERR),
429         LDAP_BACK_BIND_SRES             = (LDAP_BACK_BINDING|LDAP_BACK_SENDRESULT),
430
431         LDAP_BACK_RETRYING              = 0x08,
432         LDAP_BACK_RETRY_DONTSEND        = (LDAP_BACK_RETRYING),
433         LDAP_BACK_RETRY_SOK             = (LDAP_BACK_RETRYING|LDAP_BACK_SENDOK),
434         LDAP_BACK_RETRY_SERR            = (LDAP_BACK_RETRYING|LDAP_BACK_SENDERR),
435         LDAP_BACK_RETRY_SRES            = (LDAP_BACK_RETRYING|LDAP_BACK_SENDRESULT),
436
437         LDAP_BACK_GETCONN               = 0x10
438 } ldap_back_send_t;
439
440 /* define to use asynchronous StartTLS */
441 #define SLAP_STARTTLS_ASYNCHRONOUS
442
443 /* timeout to use when calling ldap_result() */
444 #define LDAP_BACK_RESULT_TIMEOUT        (0)
445 #define LDAP_BACK_RESULT_UTIMEOUT       (100000)
446 #define LDAP_BACK_TV_SET(tv) \
447         do { \
448                 (tv)->tv_sec = LDAP_BACK_RESULT_TIMEOUT; \
449                 (tv)->tv_usec = LDAP_BACK_RESULT_UTIMEOUT; \
450         } while ( 0 )
451
452 #ifndef LDAP_BACK_PRINT_CONNTREE
453 #define LDAP_BACK_PRINT_CONNTREE 0
454 #endif /* !LDAP_BACK_PRINT_CONNTREE */
455
456 typedef struct ldap_extra_t {
457         int (*proxy_authz_ctrl)( Operation *op, SlapReply *rs, struct berval *bound_ndn,
458                 int version, slap_idassert_t *si, LDAPControl   *ctrl );
459         int (*controls_free)( Operation *op, SlapReply *rs, LDAPControl ***pctrls );
460         int (*idassert_authzfrom_parse_cf)( const char *fname, int lineno, const char *arg, slap_idassert_t *si );
461         int (*idassert_passthru_parse_cf)( const char *fname, int lineno, const char *arg, slap_idassert_t *si );
462         int (*idassert_parse_cf)( const char *fname, int lineno, int argc, char *argv[], slap_idassert_t *si );
463         void (*retry_info_destroy)( slap_retry_info_t *ri );
464         int (*retry_info_parse)( char *in, slap_retry_info_t *ri, char *buf, ber_len_t buflen );
465         int (*retry_info_unparse)( slap_retry_info_t *ri, struct berval *bvout );
466         int (*connid2str)( const ldapconn_base_t *lc, char *buf, ber_len_t buflen );
467 } ldap_extra_t;
468
469 LDAP_END_DECL
470
471 #include "proto-ldap.h"
472
473 #endif /* SLAPD_LDAP_H */