1 /* slap.h - stand alone ldap server include file */
11 #include <ac/socket.h>
12 #include <ldap_schema.h>
17 #define ldap_debug slap_debug
26 #include "ldap_pvt_thread.h"
29 #undef f_next /* name conflict between sys/file.h on SCO and struct filter */
32 /* LDAPMod.mod_op value ===> Must be kept in sync with ldap.h!
34 * This is a value used internally by the backends. It is needed to allow
35 * adding values that already exist without getting an error as required by
36 * modrdn when the new rdn was already an attribute value itself.
37 * JCG 05/1999 (gomez@engr.sgi.com)
39 #define LDAP_MOD_SOFTADD 0x1000
48 #define MAXREMATCHES 10
50 #define DNSEPARATOR(c) ((c) == ',' || (c) == ';')
51 #define SEPARATOR(c) ((c) == ',' || (c) == ';' || (c) == '+')
52 #define SPACE(c) ((c) == ' ' || (c) == '\n')
53 #define NEEDSESCAPE(c) ((c) == '\\' || (c) == '"')
55 #define SLAP_SCHERR_OUTOFMEM 1
56 #define SLAP_SCHERR_CLASS_NOT_FOUND 2
57 #define SLAP_SCHERR_ATTR_NOT_FOUND 3
58 #define SLAP_SCHERR_DUP_CLASS 4
59 #define SLAP_SCHERR_DUP_ATTR 5
63 extern int slap_debug;
69 * represents an attribute value assertion (i.e., attr=value)
73 struct berval ava_value;
77 * represents a search filter
79 typedef struct filter {
80 unsigned long f_choice; /* values taken from ldap.h */
86 /* equality, lessorequal, greaterorequal, approx */
90 struct filter *f_un_complex;
95 char *f_un_sub_initial;
100 #define f_type f_un.f_un_type
101 #define f_ava f_un.f_un_ava
102 #define f_avtype f_un.f_un_ava.ava_type
103 #define f_avvalue f_un.f_un_ava.ava_value
104 #define f_and f_un.f_un_complex
105 #define f_or f_un.f_un_complex
106 #define f_not f_un.f_un_complex
107 #define f_list f_un.f_un_complex
108 #define f_sub f_un.f_un_sub
109 #define f_sub_type f_un.f_un_sub.f_un_sub_type
110 #define f_sub_initial f_un.f_un_sub.f_un_sub_initial
111 #define f_sub_any f_un.f_un_sub.f_un_sub_any
112 #define f_sub_final f_un.f_un_sub.f_un_sub_final
114 struct filter *f_next;
118 * represents an attribute (type + values + syntax)
120 typedef struct attr {
122 struct berval **a_vals;
128 * the attr_syntax() routine returns one of these values
129 * telling what kind of syntax an attribute supports.
131 #define SYNTAX_CIS 0x01 /* case insensitive string */
132 #define SYNTAX_CES 0x02 /* case sensitive string */
133 #define SYNTAX_BIN 0x04 /* binary data */
134 #define SYNTAX_TEL 0x08 /* telephone number string */
135 #define SYNTAX_DN 0x10 /* dn string */
138 * the id used in the indexes to refer to an entry
140 typedef unsigned long ID;
141 #define NOID ((unsigned long)-1)
144 * represents an entry in core
146 typedef struct entry {
148 * The ID field should only be changed before entry is
149 * inserted into a cache. The ID value is backend
154 char *e_dn; /* DN of this entry */
155 char *e_ndn; /* normalized DN of this entry */
156 Attribute *e_attrs; /* list of attributes + values */
158 /* for use by the backend for any purpose */
163 * represents an access control list
168 #define ACL_NONE 0x01
169 #define ACL_COMPARE 0x02
170 #define ACL_SEARCH 0x04
171 #define ACL_READ 0x08
172 #define ACL_WRITE 0x10
173 #define ACL_SELF 0x40
181 #ifdef SLAPD_ACLGROUPS
183 char *a_objectclassvalue;
184 char *a_groupattrname;
186 struct access *a_next;
191 /* "to" part: the entries this acl applies to */
197 /* "by" part: list of who has what access to the entries */
198 struct access *acl_access;
200 struct acl *acl_next;
206 typedef struct ldapmodlist {
207 struct ldapmod ml_mod;
208 struct ldapmodlist *ml_next;
209 #define ml_op ml_mod.mod_op
210 #define ml_type ml_mod.mod_type
211 #define ml_values ml_mod.mod_values
212 #define ml_bvalues ml_mod.mod_bvalues
216 * represents schema information for a database
218 typedef int slap_syntax_check_func LDAP_P((struct berval * val));
220 typedef struct slap_syntax {
221 LDAP_SYNTAX ssyn_syn;
222 slap_syntax_check_func *ssyn_check;
224 #define ssyn_oid ssyn_syn.syn_oid
225 #define ssyn_desc ssyn_syn.syn_desc
227 typedef int slap_mr_normalize_func LDAP_P((struct berval * val, struct berval **normalized));
228 typedef int slap_mr_compare_func LDAP_P((struct berval * val1, struct berval * val2));
230 typedef struct slap_matching_rule {
231 LDAP_MATCHING_RULE smr_mrule;
232 slap_mr_normalize_func *smr_normalize;
233 slap_mr_compare_func *smr_compare;
236 #define smr_oid smr_mrule.mr_oid
237 #define smr_names smr_mrule.mr_names
238 #define smr_desc smr_mrule.mr_desc
239 #define smr_obsolete smr_mrule.mr_obsolete
240 #define smr_syntax_oid smr_mrule.mr_syntax_oid
242 typedef struct slap_attribute_type {
243 LDAP_ATTRIBUTE_TYPE sat_atype;
244 struct slap_attribute_type *sat_sup;
245 struct slap_attribute_type **sat_subtypes;
246 MatchingRule *sat_equality;
247 MatchingRule *sat_ordering;
248 MatchingRule *sat_substr;
250 /* The next one is created to help in the transition */
251 int sat_syntax_compat;
252 struct slap_attribute_type *sat_next;
254 #define sat_oid sat_atype.at_oid
255 #define sat_names sat_atype.at_names
256 #define sat_desc sat_atype.at_desc
257 #define sat_obsolete sat_atype.at_obsolete
258 #define sat_sup_oid sat_atype.at_sup_oid
259 #define sat_equality_oid sat_atype.at_equality_oid
260 #define sat_ordering_oid sat_atype.at_ordering_oid
261 #define sat_substr_oid sat_atype.at_substr_oid
262 #define sat_syntax_oid sat_atype.at_syntax_oid
263 #define sat_syntax_len sat_atype.at_syntax_len
264 #define sat_single_value sat_atype.at_single_value
265 #define sat_collective sat_atype.at_collective
266 #define sat_no_user_mods sat_atype.at_no_user_mods
267 #define sat_usage sat_atype.at_usage
269 typedef struct slap_object_class {
270 LDAP_OBJECT_CLASS soc_oclass;
271 struct slap_object_class **soc_sups;
272 AttributeType **soc_required;
273 AttributeType **soc_allowed;
274 struct slap_object_class *soc_next;
276 #define soc_oid soc_oclass.oc_oid
277 #define soc_names soc_oclass.oc_names
278 #define soc_desc soc_oclass.oc_desc
279 #define soc_obsolete soc_oclass.oc_obsolete
280 #define soc_sup_oids soc_oclass.oc_sup_oids
281 #define soc_kind soc_oclass.oc_kind
282 #define soc_at_oids_must soc_oclass.oc_at_oids_must
283 #define soc_at_oids_may soc_oclass.oc_at_oids_may
287 * represents a backend
290 typedef struct backend_info BackendInfo; /* per backend type */
291 typedef struct backend_db BackendDB; /* per backend database */
293 extern int nBackendInfo;
294 extern int nBackendDB;
295 extern BackendInfo *backendInfo;
296 extern BackendDB *backendDB;
299 #define SLAP_UNDEFINED_MODE 0
300 #define SLAP_SERVER_MODE 1
301 #define SLAP_TOOL_MODE 2
303 # define SLAP_TIMEDSERVER_MODE 3
304 # define SLAP_TOOLID_MODE 4
307 /* temporary aliases */
308 typedef BackendDB Backend;
309 #define nbackends nBackendDB
310 #define backends backendDB
313 BackendInfo *bd_info; /* pointer to shared backend info */
315 /* BackendInfo accessors */
316 #define be_config bd_info->bi_db_config
317 #define be_type bd_info->bi_type
319 #define be_bind bd_info->bi_op_bind
320 #define be_unbind bd_info->bi_op_unbind
321 #define be_add bd_info->bi_op_add
322 #define be_compare bd_info->bi_op_compare
323 #define be_delete bd_info->bi_op_delete
324 #define be_modify bd_info->bi_op_modify
325 #define be_modrdn bd_info->bi_op_modrdn
326 #define be_search bd_info->bi_op_search
328 #define be_release bd_info->bi_entry_release_rw
329 #define be_group bd_info->bi_acl_group
331 /* these should be renamed from be_ to bd_ */
332 char **be_suffix; /* the DN suffixes of data in this backend */
333 char **be_nsuffix; /* the normalized DN suffixes in this backend */
334 char **be_suffixAlias; /* the DN suffix aliases of data in this backend */
335 char *be_root_dn; /* the magic "root" dn for this db */
336 char *be_root_ndn; /* the magic "root" normalized dn for this db */
337 char *be_root_pw; /* the magic "root" password for this db */
338 int be_readonly; /* 1 => db is in "read only" mode */
339 int be_maxDerefDepth; /* limit for depth of an alias deref */
340 int be_sizelimit; /* size limit for this backend */
341 int be_timelimit; /* time limit for this backend */
342 struct acl *be_acl; /* access control list for this backend */
343 int be_dfltaccess; /* access given if no acl matches */
344 char **be_replica; /* replicas of this backend (in master) */
345 char *be_replogfile; /* replication log file (in master) */
346 char *be_update_ndn; /* allowed to make changes (in replicas) */
347 int be_lastmod; /* keep track of lastmodified{by,time} */
349 void *be_private; /* anything the backend database needs */
352 struct backend_info {
353 char *bi_type; /* type of backend */
356 * per backend type routines:
357 * bi_init: called to allocate a backend_info structure,
358 * called once BEFORE configuration file is read.
359 * bi_init() initializes this structure hence is
360 * called directly from be_initialize()
361 * bi_config: called per 'backend' specific option
362 * all such options must before any 'database' options
363 * bi_config() is called only from read_config()
364 * bi_open: called to open each database, called
365 * once AFTER configuration file is read but
366 * BEFORE any bi_db_open() calls.
367 * bi_open() is called from backend_startup()
368 * bi_close: called to close each database, called
369 * once during shutdown after all bi_db_close calls.
370 * bi_close() is called from backend_shutdown()
371 * bi_destroy: called to destroy each database, called
372 * once during shutdown after all bi_db_destroy calls.
373 * bi_destory() is called from backend_destroy()
375 int (*bi_init) LDAP_P((BackendInfo *bi));
376 int (*bi_config) LDAP_P((BackendInfo *bi,
377 char *fname, int lineno, int argc, char **argv ));
378 int (*bi_open) LDAP_P((BackendInfo *bi));
379 int (*bi_close) LDAP_P((BackendInfo *bi));
380 int (*bi_destroy) LDAP_P((BackendInfo *bi));
383 * per database routines:
384 * bi_db_init: called to initialize each database,
385 * called upon reading 'database <type>'
386 * called only from backend_db_init()
387 * bi_db_config: called to configure each database,
388 * called per database to handle per database options
389 * called only from read_config()
390 * bi_db_open: called to open each database
391 * called once per database immediately AFTER bi_open()
392 * calls but before daemon startup.
393 * called only by backend_startup()
394 * bi_db_close: called to close each database
395 * called once per database during shutdown but BEFORE
397 * called only by backend_shutdown()
398 * bi_db_destroy: called to destroy each database
399 * called once per database during shutdown AFTER all
400 * bi_close calls but before bi_destory calls.
401 * called only by backend_destory()
403 int (*bi_db_init) LDAP_P((Backend *bd));
404 int (*bi_db_config) LDAP_P((Backend *bd,
405 char *fname, int lineno, int argc, char **argv ));
406 int (*bi_db_open) LDAP_P((Backend *bd));
407 int (*bi_db_close) LDAP_P((Backend *bd));
408 int (*bi_db_destroy) LDAP_P((Backend *db));
410 /* LDAP Operations Handling Routines */
411 int (*bi_op_bind) LDAP_P(( BackendDB *bd,
412 struct slap_conn *c, struct slap_op *o,
413 char *dn, int method, struct berval *cred, char** edn ));
414 int (*bi_op_unbind) LDAP_P((BackendDB *bd,
415 struct slap_conn *c, struct slap_op *o ));
416 int (*bi_op_search) LDAP_P((BackendDB *bd,
417 struct slap_conn *c, struct slap_op *o,
418 char *base, int scope, int deref, int slimit, int tlimit,
419 Filter *f, char *filterstr, char **attrs, int attrsonly));
420 int (*bi_op_compare)LDAP_P((BackendDB *bd,
421 struct slap_conn *c, struct slap_op *o,
422 char *dn, Ava *ava));
423 int (*bi_op_modify) LDAP_P((BackendDB *bd,
424 struct slap_conn *c, struct slap_op *o,
425 char *dn, LDAPModList *m));
426 int (*bi_op_modrdn) LDAP_P((BackendDB *bd,
427 struct slap_conn *c, struct slap_op *o,
428 char *dn, char *newrdn, int deleteoldrdn,
430 int (*bi_op_add) LDAP_P((BackendDB *bd,
431 struct slap_conn *c, struct slap_op *o,
433 int (*bi_op_delete) LDAP_P((BackendDB *bd,
434 struct slap_conn *c, struct slap_op *o,
436 /* Bug: be_op_abandon in unused! */
437 int (*bi_op_abandon) LDAP_P((BackendDB *bd,
438 struct slap_conn *c, struct slap_op *o,
441 /* Auxilary Functions */
442 int (*bi_entry_release_rw) LDAP_P((BackendDB *bd, Entry *e, int rw));
443 #ifdef SLAPD_ACLGROUPS
444 int (*bi_acl_group) LDAP_P((Backend *bd,
445 Entry *e, char *bdn, char *edn,
446 char *objectclassValue, char *groupattrName ));
449 unsigned int bi_nDB; /* number of databases of this type */
450 void *bi_private; /* anything the backend type needs */
454 * represents an operation pending from an ldap client
457 typedef struct slap_op {
458 long o_opid; /* id of this operation */
459 long o_msgid; /* msgid of the request */
461 ldap_pvt_thread_t o_tid; /* thread handling this op */
463 BerElement *o_ber; /* ber of the request */
465 unsigned long o_tag; /* tag of the request */
466 time_t o_time; /* time op was initiated */
467 char *o_dn; /* dn bound when op was initiated */
468 char *o_ndn; /* normalized dn bound when op was initiated */
469 int o_authtype; /* auth method used to bind dn */
470 /* values taken from ldap.h */
473 /* long o_connid; *//* id of conn initiating this op */
475 #ifdef LDAP_CONNECTIONLESS
476 int o_cldap; /* != 0 if this came in via CLDAP */
477 struct sockaddr o_clientaddr; /* client address if via CLDAP */
478 char o_searchbase; /* search base if via CLDAP */
481 ldap_pvt_thread_mutex_t o_abandonmutex; /* protects o_abandon */
482 int o_abandon; /* abandon flag */
484 struct slap_op *o_next; /* next operation in list */
485 void *o_private; /* anything the backend needs */
489 * represents a connection from an ldap client
492 typedef struct slap_conn {
493 int c_struct_state; /* structure management state */
494 int c_conn_state; /* connection state */
496 ldap_pvt_thread_mutex_t c_mutex; /* protect the connection */
497 Sockbuf *c_sb; /* ber connection stuff */
499 /* only can be changed by connect_init */
500 time_t c_starttime; /* when the connection was opened */
501 long c_connid; /* id of this connection for stats*/
502 char *c_client_addr; /* address of client */
503 char *c_client_name; /* name of client */
505 /* only can be changed by binding thread */
506 char *c_cdn; /* DN provided by the client */
507 char *c_dn; /* DN bound to this conn */
508 int c_protocol; /* version of the LDAP protocol used by client */
509 int c_authtype; /* auth method used to bind c_dn */
511 int c_version; /* for compatibility w/ U-Mich 2.0 & 3.0 */
514 Operation *c_ops; /* list of operations being processed */
515 Operation *c_pending_ops; /* list of pending operations */
517 ldap_pvt_thread_mutex_t c_write_mutex; /* only one pdu written at a time */
518 ldap_pvt_thread_cond_t c_write_cv; /* used to wait for sd write-ready*/
520 BerElement *c_currentber; /* ber we're attempting to read */
521 int c_writewaiter; /* true if writer is waiting */
523 long c_n_ops_received; /* num of ops received (next op_id) */
524 long c_n_ops_executing; /* num of ops currently executing */
525 long c_n_ops_pending; /* num of ops pending execution */
526 long c_n_ops_completed; /* num of ops completed */
529 #if defined(LDAP_SYSLOG) && defined(LDAP_DEBUG)
530 #define Statslog( level, fmt, connid, opid, arg1, arg2, arg3 ) \
532 if ( ldap_debug & (level) ) \
533 fprintf( stderr, (fmt), (connid), (opid), (arg1), (arg2), (arg3) );\
534 if ( ldap_syslog & (level) ) \
535 syslog( ldap_syslog_level, (fmt), (connid), (opid), (arg1), \
539 #define Statslog( level, fmt, connid, opid, arg1, arg2, arg3 )
542 #include "proto-slap.h"
546 #endif /* _slap_h_ */