1 /* slap.h - stand alone ldap server include file */
11 #include <ac/socket.h>
17 #define ldap_debug slap_debug
26 #include "ldap_schema.h"
28 #include "ldap_pvt_thread.h"
34 #undef f_next /* name conflict between sys/file.h on SCO and struct filter */
37 #define SERVICE_NAME OPENLDAP_PACKAGE "-slapd"
39 /* LDAPMod.mod_op value ===> Must be kept in sync with ldap.h!
41 * This is a value used internally by the backends. It is needed to allow
42 * adding values that already exist without getting an error as required by
43 * modrdn when the new rdn was already an attribute value itself.
44 * JCG 05/1999 (gomez@engr.sgi.com)
46 #define LDAP_MOD_SOFTADD 0x1000
57 #define MAXREMATCHES 10
59 #define DNSEPARATOR(c) ((c) == ',' || (c) == ';')
60 #define SEPARATOR(c) ((c) == ',' || (c) == ';' || (c) == '+')
61 #define SPACE(c) ((c) == ' ' || (c) == '\n')
62 #define NEEDSESCAPE(c) ((c) == '\\' || (c) == '"')
64 #define SLAP_SCHERR_OUTOFMEM 1
65 #define SLAP_SCHERR_CLASS_NOT_FOUND 2
66 #define SLAP_SCHERR_ATTR_NOT_FOUND 3
67 #define SLAP_SCHERR_DUP_CLASS 4
68 #define SLAP_SCHERR_DUP_ATTR 5
69 #define SLAP_SCHERR_DUP_SYNTAX 6
70 #define SLAP_SCHERR_DUP_RULE 7
71 #define SLAP_SCHERR_NO_NAME 8
72 #define SLAP_SCHERR_ATTR_INCOMPLETE 9
73 #define SLAP_SCHERR_MR_NOT_FOUND 10
74 #define SLAP_SCHERR_SYN_NOT_FOUND 11
75 #define SLAP_SCHERR_MR_INCOMPLETE 12
77 extern int slap_debug;
83 * represents an attribute value assertion (i.e., attr=value)
85 typedef struct slap_ava {
87 struct berval ava_value;
90 typedef struct slap_mra {
98 * represents a search filter
100 typedef struct slap_filter {
101 ber_tag_t f_choice; /* values taken from ldap.h */
107 /* equality, lessorequal, greaterorequal, approx */
114 struct slap_filter *f_un_complex;
119 char *f_un_sub_initial;
121 char *f_un_sub_final;
124 #define f_type f_un.f_un_type
125 #define f_ava f_un.f_un_ava
126 #define f_avtype f_un.f_un_ava.ava_type
127 #define f_avvalue f_un.f_un_ava.ava_value
128 #define f_mra f_un.f_un_mra
129 #define f_mrtype f_un.f_un_mra.mra_type
130 #define f_mrvalue f_un.f_un_mra.mra_value
131 #define f_mrdnaddrs f_un.f_un_mra.mra_dnattrs
132 #define f_and f_un.f_un_complex
133 #define f_or f_un.f_un_complex
134 #define f_not f_un.f_un_complex
135 #define f_list f_un.f_un_complex
136 #define f_sub f_un.f_un_sub
137 #define f_sub_type f_un.f_un_sub.f_un_sub_type
138 #define f_sub_initial f_un.f_un_sub.f_un_sub_initial
139 #define f_sub_any f_un.f_un_sub.f_un_sub_any
140 #define f_sub_final f_un.f_un_sub.f_un_sub_final
142 struct slap_filter *f_next;
146 * represents an attribute (type + values + syntax)
148 typedef struct slap_attr {
150 struct berval **a_vals;
152 struct slap_attr *a_next;
156 * the attr_syntax() routine returns one of these values
157 * telling what kind of syntax an attribute supports.
159 #define SYNTAX_CIS 0x01 /* case insensitive string */
160 #define SYNTAX_CES 0x02 /* case sensitive string */
161 #define SYNTAX_BIN 0x04 /* binary data */
162 #define SYNTAX_TEL 0x08 /* telephone number string */
163 #define SYNTAX_DN 0x10 /* dn string */
166 * the id used in the indexes to refer to an entry
168 typedef unsigned long ID;
169 #define NOID ((ID)~0)
172 * represents an entry in core
174 typedef struct slap_entry {
176 * The ID field should only be changed before entry is
177 * inserted into a cache. The ID value is backend
182 char *e_dn; /* DN of this entry */
183 char *e_ndn; /* normalized DN of this entry */
184 Attribute *e_attrs; /* list of attributes + values */
186 /* for use by the backend for any purpose */
191 * represents an access control list
195 typedef struct slap_access {
197 #define ACL_NONE 0x0001
198 #define ACL_AUTH 0x0004
199 #define ACL_COMPARE 0x0008
200 #define ACL_SEARCH 0x0010
201 #define ACL_READ 0x0020
202 #define ACL_WRITE 0x0040
203 #define ACL_PRIV_MASK 0x00ff
205 #define ACL_SELF 0x4000
206 #define ACL_INVALID (-1)
208 #define ACL_IS(a,lvl) (((a) & (lvl)) == (lvl))
210 #define ACL_IS_NONE(a) ACL_IS((a),ACL_SELF)
211 #define ACL_IS_AUTH(a) ACL_IS((a),ACL_AUTH)
212 #define ACL_IS_COMPARE(a) ACL_IS((a),ACL_COMPARE)
213 #define ACL_IS_SEARCH(a) ACL_IS((a),ACL_SEARCH)
214 #define ACL_IS_READ(a) ACL_IS((a),ACL_READ)
215 #define ACL_IS_WRITE(a) ACL_IS((a),ACL_WRITE)
216 #define ACL_IS_SELF(a) ACL_IS((a),ACL_SELF)
217 #define ACL_IS_INVALID(a) ((a) == ACL_INVALID)
219 #define ACL_CLR(a) ((a) = 0)
220 #define ACL_SET(a,lvl) ((a) |= (lvl))
221 #define ACL_SET_NONE(a) ACL_SET((a),ACL_SELF)
222 #define ACL_SET_AUTH(a) ACL_SET((a),ACL_AUTH)
223 #define ACL_SET_COMPARE(a) ACL_SET((a),ACL_COMPARE)
224 #define ACL_SET_SEARCH(a) ACL_SET((a),ACL_SEARCH)
225 #define ACL_SET_READ(a) ACL_SET((a),ACL_READ)
226 #define ACL_SET_WRITE(a) ACL_SET((a),ACL_WRITE)
227 #define ACL_SET_SELF(a) ACL_SET((a),ACL_SELF)
228 #define ACL_SET_INVALID(a) ((a) = ACL_INVALID)
230 #define ACL_PRIV(a) ((a) & ACL_PRIV_MASK)
231 #define ACL_GRANT(a,lvl) (ACL_PRIV(a) >= (lvl))
238 char *a_peername_pat;
239 char *a_sockname_pat;
249 struct slap_access *a_next;
253 typedef struct slap_acl {
254 /* "to" part: the entries this acl applies to */
260 /* "by" part: list of who has what access to the entries */
263 struct slap_acl *acl_next;
269 typedef struct ldapmodlist {
270 struct ldapmod ml_mod;
271 struct ldapmodlist *ml_next;
272 #define ml_op ml_mod.mod_op
273 #define ml_type ml_mod.mod_type
274 #define ml_values ml_mod.mod_values
275 #define ml_bvalues ml_mod.mod_bvalues
279 * represents schema information for a database
281 typedef int slap_syntax_check_func LDAP_P((struct berval * val));
283 typedef struct slap_syntax {
284 LDAP_SYNTAX ssyn_syn;
285 slap_syntax_check_func *ssyn_check;
286 struct slap_syntax *ssyn_next;
288 #define ssyn_oid ssyn_syn.syn_oid
289 #define ssyn_desc ssyn_syn.syn_desc
291 typedef int slap_mr_normalize_func LDAP_P((struct berval * val, struct berval **normalized));
292 typedef int slap_mr_compare_func LDAP_P((struct berval * val1, struct berval * val2));
294 typedef struct slap_matching_rule {
295 LDAP_MATCHING_RULE smr_mrule;
296 slap_mr_normalize_func *smr_normalize;
297 slap_mr_compare_func *smr_compare;
299 struct slap_matching_rule *smr_next;
301 #define smr_oid smr_mrule.mr_oid
302 #define smr_names smr_mrule.mr_names
303 #define smr_desc smr_mrule.mr_desc
304 #define smr_obsolete smr_mrule.mr_obsolete
305 #define smr_syntax_oid smr_mrule.mr_syntax_oid
307 typedef struct slap_attribute_type {
308 LDAP_ATTRIBUTE_TYPE sat_atype;
309 struct slap_attribute_type *sat_sup;
310 struct slap_attribute_type **sat_subtypes;
311 MatchingRule *sat_equality;
312 MatchingRule *sat_ordering;
313 MatchingRule *sat_substr;
315 /* The next one is created to help in the transition */
316 int sat_syntax_compat;
317 struct slap_attribute_type *sat_next;
319 #define sat_oid sat_atype.at_oid
320 #define sat_names sat_atype.at_names
321 #define sat_desc sat_atype.at_desc
322 #define sat_obsolete sat_atype.at_obsolete
323 #define sat_sup_oid sat_atype.at_sup_oid
324 #define sat_equality_oid sat_atype.at_equality_oid
325 #define sat_ordering_oid sat_atype.at_ordering_oid
326 #define sat_substr_oid sat_atype.at_substr_oid
327 #define sat_syntax_oid sat_atype.at_syntax_oid
328 #define sat_syntax_len sat_atype.at_syntax_len
329 #define sat_single_value sat_atype.at_single_value
330 #define sat_collective sat_atype.at_collective
331 #define sat_no_user_mods sat_atype.at_no_user_mods
332 #define sat_usage sat_atype.at_usage
334 typedef struct slap_object_class {
335 LDAP_OBJECT_CLASS soc_oclass;
336 struct slap_object_class **soc_sups;
337 AttributeType **soc_required;
338 AttributeType **soc_allowed;
339 struct slap_object_class *soc_next;
341 #define soc_oid soc_oclass.oc_oid
342 #define soc_names soc_oclass.oc_names
343 #define soc_desc soc_oclass.oc_desc
344 #define soc_obsolete soc_oclass.oc_obsolete
345 #define soc_sup_oids soc_oclass.oc_sup_oids
346 #define soc_kind soc_oclass.oc_kind
347 #define soc_at_oids_must soc_oclass.oc_at_oids_must
348 #define soc_at_oids_may soc_oclass.oc_at_oids_may
352 * represents a backend
355 typedef struct slap_backend_info BackendInfo; /* per backend type */
356 typedef struct slap_backend_db BackendDB; /* per backend database */
358 extern int nBackendInfo;
359 extern int nBackendDB;
360 extern BackendInfo *backendInfo;
361 extern BackendDB *backendDB;
364 #define SLAP_UNDEFINED_MODE 0
365 #define SLAP_SERVER_MODE 1
366 #define SLAP_TOOL_MODE 2
368 # define SLAP_TIMEDSERVER_MODE 3
369 # define SLAP_TOOLID_MODE 4
372 /* temporary aliases */
373 typedef BackendDB Backend;
374 #define nbackends nBackendDB
375 #define backends backendDB
377 struct slap_backend_db {
378 BackendInfo *bd_info; /* pointer to shared backend info */
380 /* BackendInfo accessors */
381 #define be_config bd_info->bi_db_config
382 #define be_type bd_info->bi_type
384 #define be_bind bd_info->bi_op_bind
385 #define be_unbind bd_info->bi_op_unbind
386 #define be_add bd_info->bi_op_add
387 #define be_compare bd_info->bi_op_compare
388 #define be_delete bd_info->bi_op_delete
389 #define be_modify bd_info->bi_op_modify
390 #define be_modrdn bd_info->bi_op_modrdn
391 #define be_search bd_info->bi_op_search
393 #define be_release bd_info->bi_entry_release_rw
394 #define be_group bd_info->bi_acl_group
396 #define be_connection_init bd_info->bi_connection_init
397 #define be_connection_destroy bd_info->bi_connection_destroy
400 /* these should be renamed from be_ to bd_ */
401 char **be_suffix; /* the DN suffixes of data in this backend */
402 char **be_nsuffix; /* the normalized DN suffixes in this backend */
403 char *be_root_dn; /* the magic "root" dn for this db */
404 char *be_root_ndn; /* the magic "root" normalized dn for this db */
405 char *be_root_pw; /* the magic "root" password for this db */
406 int be_readonly; /* 1 => db is in "read only" mode */
407 unsigned int be_max_deref_depth; /* limit for depth of an alias deref */
408 int be_sizelimit; /* size limit for this backend */
409 int be_timelimit; /* time limit for this backend */
410 AccessControl *be_acl; /* access control list for this backend */
411 int be_dfltaccess; /* access given if no acl matches */
412 char **be_replica; /* replicas of this backend (in master) */
413 char *be_replogfile; /* replication log file (in master) */
414 char *be_update_ndn; /* allowed to make changes (in replicas) */
415 struct berval **be_update_refs; /* where to refer modifying clients to */
416 int be_lastmod; /* keep track of lastmodified{by,time} */
420 void *be_private; /* anything the backend database needs */
423 struct slap_backend_info {
424 char *bi_type; /* type of backend */
427 * per backend type routines:
428 * bi_init: called to allocate a backend_info structure,
429 * called once BEFORE configuration file is read.
430 * bi_init() initializes this structure hence is
431 * called directly from be_initialize()
432 * bi_config: called per 'backend' specific option
433 * all such options must before any 'database' options
434 * bi_config() is called only from read_config()
435 * bi_open: called to open each database, called
436 * once AFTER configuration file is read but
437 * BEFORE any bi_db_open() calls.
438 * bi_open() is called from backend_startup()
439 * bi_close: called to close each database, called
440 * once during shutdown after all bi_db_close calls.
441 * bi_close() is called from backend_shutdown()
442 * bi_destroy: called to destroy each database, called
443 * once during shutdown after all bi_db_destroy calls.
444 * bi_destory() is called from backend_destroy()
446 int (*bi_init) LDAP_P((BackendInfo *bi));
447 int (*bi_config) LDAP_P((BackendInfo *bi,
448 char *fname, int lineno, int argc, char **argv ));
449 int (*bi_open) LDAP_P((BackendInfo *bi));
450 int (*bi_close) LDAP_P((BackendInfo *bi));
451 int (*bi_destroy) LDAP_P((BackendInfo *bi));
454 * per database routines:
455 * bi_db_init: called to initialize each database,
456 * called upon reading 'database <type>'
457 * called only from backend_db_init()
458 * bi_db_config: called to configure each database,
459 * called per database to handle per database options
460 * called only from read_config()
461 * bi_db_open: called to open each database
462 * called once per database immediately AFTER bi_open()
463 * calls but before daemon startup.
464 * called only by backend_startup()
465 * bi_db_close: called to close each database
466 * called once per database during shutdown but BEFORE
468 * called only by backend_shutdown()
469 * bi_db_destroy: called to destroy each database
470 * called once per database during shutdown AFTER all
471 * bi_close calls but before bi_destory calls.
472 * called only by backend_destory()
474 int (*bi_db_init) LDAP_P((Backend *bd));
475 int (*bi_db_config) LDAP_P((Backend *bd,
476 char *fname, int lineno, int argc, char **argv ));
477 int (*bi_db_open) LDAP_P((Backend *bd));
478 int (*bi_db_close) LDAP_P((Backend *bd));
479 int (*bi_db_destroy) LDAP_P((Backend *db));
481 /* LDAP Operations Handling Routines */
482 int (*bi_op_bind) LDAP_P(( BackendDB *bd,
483 struct slap_conn *c, struct slap_op *o,
484 char *dn, int method, char* mechanism,
485 struct berval *cred, char** edn ));
486 int (*bi_op_unbind) LDAP_P((BackendDB *bd,
487 struct slap_conn *c, struct slap_op *o ));
488 int (*bi_op_search) LDAP_P((BackendDB *bd,
489 struct slap_conn *c, struct slap_op *o,
490 char *base, int scope, int deref,
491 int slimit, int tlimit,
492 Filter *f, char *filterstr, char **attrs,
494 int (*bi_op_compare)LDAP_P((BackendDB *bd,
495 struct slap_conn *c, struct slap_op *o,
496 char *dn, Ava *ava));
497 int (*bi_op_modify) LDAP_P((BackendDB *bd,
498 struct slap_conn *c, struct slap_op *o,
499 char *dn, LDAPModList *m));
500 int (*bi_op_modrdn) LDAP_P((BackendDB *bd,
501 struct slap_conn *c, struct slap_op *o,
502 char *dn, char *newrdn, int deleteoldrdn,
504 int (*bi_op_add) LDAP_P((BackendDB *bd,
505 struct slap_conn *c, struct slap_op *o,
507 int (*bi_op_delete) LDAP_P((BackendDB *bd,
508 struct slap_conn *c, struct slap_op *o,
510 int (*bi_op_abandon) LDAP_P((BackendDB *bd,
511 struct slap_conn *c, struct slap_op *o,
514 /* Auxilary Functions */
515 int (*bi_entry_release_rw) LDAP_P((BackendDB *bd, Entry *e, int rw));
517 int (*bi_acl_group) LDAP_P((Backend *bd,
518 Entry *e, char *bdn, char *edn,
519 char *objectclassValue, char *groupattrName ));
521 int (*bi_connection_init) LDAP_P((BackendDB *bd,
522 struct slap_conn *c));
523 int (*bi_connection_destroy) LDAP_P((BackendDB *bd,
524 struct slap_conn *c));
527 unsigned int bi_nDB; /* number of databases of this type */
528 void *bi_private; /* anything the backend type needs */
532 * represents an operation pending from an ldap client
535 typedef struct slap_op {
536 ber_int_t o_opid; /* id of this operation */
537 ber_int_t o_msgid; /* msgid of the request */
539 ldap_pvt_thread_t o_tid; /* thread handling this op */
541 BerElement *o_ber; /* ber of the request */
543 ber_tag_t o_tag; /* tag of the request */
544 time_t o_time; /* time op was initiated */
546 int o_bind_in_progress; /* multi-step bind in progress */
548 char *o_dn; /* dn bound when op was initiated */
549 char *o_ndn; /* normalized dn bound when op was initiated */
550 ber_int_t o_protocol; /* version of the LDAP protocol used by client */
551 ber_tag_t o_authtype; /* auth method used to bind dn */
552 /* values taken from ldap.h */
554 char *o_authmech; /* SASL mechanism used to bind dn */
556 LDAPControl **o_ctrls; /* controls */
558 unsigned long o_connid; /* id of conn initiating this op */
560 #ifdef LDAP_CONNECTIONLESS
561 int o_cldap; /* != 0 if this came in via CLDAP */
562 struct sockaddr o_clientaddr; /* client address if via CLDAP */
563 char o_searchbase; /* search base if via CLDAP */
566 ldap_pvt_thread_mutex_t o_abandonmutex; /* protects o_abandon */
567 int o_abandon; /* abandon flag */
569 struct slap_op *o_next; /* next operation in list */
570 void *o_private; /* anything the backend needs */
574 * represents a connection from an ldap client
577 typedef struct slap_conn {
578 int c_struct_state; /* structure management state */
579 int c_conn_state; /* connection state */
581 ldap_pvt_thread_mutex_t c_mutex; /* protect the connection */
582 Sockbuf *c_sb; /* ber connection stuff */
584 /* only can be changed by connect_init */
585 time_t c_starttime; /* when the connection was opened */
586 time_t c_activitytime; /* when the connection was last used */
587 unsigned long c_connid; /* id of this connection for stats*/
589 char *c_listener_url; /* listener URL */
590 char *c_peer_domain; /* DNS name of client */
591 char *c_peer_name; /* peer name (trans=addr:port) */
592 char *c_sock_name; /* sock name (trans=addr:port) */
594 /* only can be changed by binding thread */
595 int c_bind_in_progress; /* multi-op bind in progress */
597 char *c_cdn; /* DN provided by the client */
598 char *c_dn; /* DN bound to this conn */
599 ber_int_t c_protocol; /* version of the LDAP protocol used by client */
600 ber_tag_t c_authtype;/* auth method used to bind c_dn */
601 char *c_authmech; /* SASL mechanism used to bind c_dn */
602 void *c_authstate; /* SASL state data */
604 Operation *c_ops; /* list of operations being processed */
605 Operation *c_pending_ops; /* list of pending operations */
607 ldap_pvt_thread_mutex_t c_write_mutex; /* only one pdu written at a time */
608 ldap_pvt_thread_cond_t c_write_cv; /* used to wait for sd write-ready*/
610 BerElement *c_currentber; /* ber we're attempting to read */
611 int c_writewaiter; /* true if writer is waiting */
614 int c_is_tls; /* true if this LDAP over raw TLS */
615 int c_needs_tls_accept; /* true if SSL_accept should be called */
618 long c_n_ops_received; /* num of ops received (next op_id) */
619 long c_n_ops_executing; /* num of ops currently executing */
620 long c_n_ops_pending; /* num of ops pending execution */
621 long c_n_ops_completed; /* num of ops completed */
623 long c_n_get; /* num of get calls */
624 long c_n_read; /* num of read calls */
625 long c_n_write; /* num of write calls */
628 #if defined(LDAP_SYSLOG) && defined(LDAP_DEBUG)
629 #define Statslog( level, fmt, connid, opid, arg1, arg2, arg3 ) \
631 if ( ldap_debug & (level) ) \
632 fprintf( stderr, (fmt), (connid), (opid), (arg1), (arg2), (arg3) );\
633 if ( ldap_syslog & (level) ) \
634 syslog( ldap_syslog_level, (fmt), (connid), (opid), (arg1), \
638 #define Statslog( level, fmt, connid, opid, arg1, arg2, arg3 )
643 #include "proto-slap.h"
645 #endif /* _slap_h_ */