1 /* slap.h - stand alone ldap server include file */
4 * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
11 #include "ldap_defaults.h"
13 #include <ac/stdlib.h>
15 #include <sys/types.h>
16 #include <ac/syslog.h>
18 #include <ac/socket.h>
25 #define ldap_debug slap_debug
32 #include <ldap_schema.h>
34 #include "ldap_pvt_thread.h"
39 #define SERVICE_NAME OPENLDAP_PACKAGE "-slapd"
40 #define SLAPD_ANONYMOUS "<anonymous>"
43 #undef f_next /* name conflict between sys/file.h on SCO and struct filter */
46 /* LDAPMod.mod_op value ===> Must be kept in sync with ldap.h!
48 * This is a value used internally by the backends. It is needed to allow
49 * adding values that already exist without getting an error as required by
50 * modrdn when the new rdn was already an attribute value itself.
51 * JCG 05/1999 (gomez@engr.sgi.com)
53 #define SLAP_MOD_SOFTADD 0x1000
59 #define MAXREMATCHES 10
61 #define SLAP_MAX_WORKER_THREADS 32
64 /* psuedo error code indicating abandoned operation */
65 #define SLAPD_ABANDON (-1)
67 /* psuedo error code indicating disconnect */
68 #define SLAPD_DISCONNECT (-2)
71 /* We assume "C" locale, that is US-ASCII */
72 #define ASCII_SPACE(c) ( (c) == ' ' )
73 #define ASCII_LOWER(c) ( (c) >= 'a' && (c) <= 'z' )
74 #define ASCII_UPPER(c) ( (c) >= 'A' && (c) <= 'Z' )
75 #define ASCII_ALPHA(c) ( ASCII_LOWER(c) || ASCII_UPPER(c) )
76 #define ASCII_DIGIT(c) ( (c) >= '0' && (c) <= '9' )
77 #define ASCII_ALNUM(c) ( ASCII_ALPHA(c) || ASCII_DIGIT(c) )
78 #define ASCII_PRINTABLE(c) ( (c) >= ' ' && (c) <= '~' )
80 #define SLAP_NIBBLE(c) ((c)&0x0f)
81 #define SLAP_ESCAPE_CHAR ('\\')
82 #define SLAP_ESCAPE_LO(c) ( "0123456789ABCDEF"[SLAP_NIBBLE(c)] )
83 #define SLAP_ESCAPE_HI(c) ( SLAP_ESCAPE_LO((c)>>4) )
85 #define FILTER_ESCAPE(c) ( (c) == '*' || (c) == '\\' \
86 || (c) == '(' || (c) == ')' || !ASCII_PRINTABLE(c) )
88 #define DN_SEPARATOR(c) ((c) == ',' || (c) == ';')
89 #define RDN_SEPARATOR(c) ((c) == ',' || (c) == ';' || (c) == '+')
90 #define RDN_NEEDSESCAPE(c) ((c) == '\\' || (c) == '"')
92 #define DESC_LEADCHAR(c) ( ASCII_ALPHA(c) )
93 #define DESC_CHAR(c) ( ASCII_ALNUM(c) || (c) == '-' )
94 #define OID_LEADCHAR(c) ( ASCII_DIGIT(c) )
95 #define OID_SEPARATOR(c) ( (c) == '.' )
96 #define OID_CHAR(c) ( OID_LEADCHAR(c) || OID_SEPARATOR(c) )
98 #define ATTR_LEADCHAR(c) ( DESC_LEADCHAR(c) || OID_LEADCHAR(c) )
99 #define ATTR_CHAR(c) ( DESC_CHAR((c)) || (c) == '.' )
101 #define AD_LEADCHAR(c) ( ATTR_CHAR(c) )
102 #define AD_CHAR(c) ( ATTR_CHAR(c) || (c) == ';' )
104 #define SLAP_PRINTABLE(c) ( ASCII_ALNUM(c) || (c) == '\'' || \
105 (c) == '(' || (c) == ')' || (c) == '+' || (c) == ',' || \
106 (c) == '-' || (c) == '.' || (c) == '/' || (c) == ':' || \
107 (c) == '?' || (c) == ' ' )
109 /* must match in schema_init.c */
110 #define SLAPD_DN_SYNTAX "1.3.6.1.4.1.1466.115.121.1.12"
111 #define SLAPD_NAMEUID_SYNTAX "1.3.6.1.4.1.1466.115.121.1.34"
112 #define SLAPD_GROUP_ATTR "member"
113 #define SLAPD_GROUP_CLASS "groupOfNames"
114 #define SLAPD_ROLE_ATTR "roleOccupant"
115 #define SLAPD_ROLE_CLASS "organizationalRole"
117 #define SLAPD_ACI_SYNTAX "1.3.6.1.4.1.4203.666.2.1"
118 #define SLAPD_ACI_ATTR "OpenLDAPaci"
120 #define SLAPD_OCTETSTRING_SYNTAX "1.3.6.1.4.1.1466.115.121.1.40"
122 /* change this to "OpenLDAPset" */
123 #define SLAPD_ACI_SET_ATTR "template"
125 #define SLAPD_TOP_OID "2.5.6.0"
127 LDAP_SLAPD_F (int) slap_debug;
129 typedef unsigned long slap_mask_t;
131 /* Security Strength Factor */
132 typedef unsigned slap_ssf_t;
134 typedef struct slap_ssf_set {
136 slap_ssf_t sss_transport;
139 slap_ssf_t sss_update_ssf;
140 slap_ssf_t sss_update_transport;
141 slap_ssf_t sss_update_tls;
142 slap_ssf_t sss_update_sasl;
148 #define SLAP_INDEX_TYPE 0x00FFUL
149 #define SLAP_INDEX_UNDEFINED 0x0001UL
150 #define SLAP_INDEX_PRESENT 0x0002UL
151 #define SLAP_INDEX_EQUALITY 0x0004UL
152 #define SLAP_INDEX_APPROX 0x0008UL
153 #define SLAP_INDEX_SUBSTR 0x0010UL
154 #define SLAP_INDEX_EXTENDED 0x0020UL
156 #define SLAP_INDEX_DEFAULT SLAP_INDEX_EQUALITY
158 #define IS_SLAP_INDEX(mask, type) (((mask) & (type)) == (type) )
160 #define SLAP_INDEX_SUBSTR_TYPE 0x0F00UL
162 #define SLAP_INDEX_SUBSTR_INITIAL ( SLAP_INDEX_SUBSTR | 0x0100UL )
163 #define SLAP_INDEX_SUBSTR_ANY ( SLAP_INDEX_SUBSTR | 0x0200UL )
164 #define SLAP_INDEX_SUBSTR_FINAL ( SLAP_INDEX_SUBSTR | 0x0400UL )
165 #define SLAP_INDEX_SUBSTR_DEFAULT \
166 ( SLAP_INDEX_SUBSTR \
167 | SLAP_INDEX_SUBSTR_INITIAL \
168 | SLAP_INDEX_SUBSTR_ANY \
169 | SLAP_INDEX_SUBSTR_FINAL )
171 #define SLAP_INDEX_SUBSTR_MINLEN 2
172 #define SLAP_INDEX_SUBSTR_MAXLEN 4
173 #define SLAP_INDEX_SUBSTR_STEP 2
175 #define SLAP_INDEX_FLAGS 0xF000UL
176 #define SLAP_INDEX_SUBTYPES 0x1000UL /* use index with subtypes */
177 #define SLAP_INDEX_AUTO_SUBTYPES 0x2000UL /* use mask with subtypes */
178 #define SLAP_INDEX_LANG 0x4000UL /* use index with lang subtypes */
179 #define SLAP_INDEX_AUTO_LANG 0x8000UL /* use mask with lang subtypes */
182 * there is a single index for each attribute. these prefixes ensure
183 * that there is no collision among keys.
185 #define SLAP_INDEX_EQUALITY_PREFIX '=' /* prefix for equality keys */
186 #define SLAP_INDEX_APPROX_PREFIX '~' /* prefix for approx keys */
187 #define SLAP_INDEX_SUBSTR_PREFIX '*' /* prefix for substring keys */
188 #define SLAP_INDEX_SUBSTR_INITIAL_PREFIX '^'
189 #define SLAP_INDEX_SUBSTR_FINAL_PREFIX '$'
190 #define SLAP_INDEX_CONT_PREFIX '.' /* prefix for continuation keys */
191 #define SLAP_INDEX_UNKNOWN_PREFIX '?' /* prefix for unknown keys */
193 #define SLAP_SYNTAX_MATCHINGRULES_OID "1.3.6.1.4.1.1466.115.121.1.30"
194 #define SLAP_SYNTAX_ATTRIBUTETYPES_OID "1.3.6.1.4.1.1466.115.121.1.3"
195 #define SLAP_SYNTAX_OBJECTCLASSES_OID "1.3.6.1.4.1.1466.115.121.1.37"
198 * represents schema information for a database
200 #define SLAP_SCHERR_OUTOFMEM 1
201 #define SLAP_SCHERR_CLASS_NOT_FOUND 2
202 #define SLAP_SCHERR_ATTR_NOT_FOUND 3
203 #define SLAP_SCHERR_DUP_CLASS 4
204 #define SLAP_SCHERR_DUP_ATTR 5
205 #define SLAP_SCHERR_DUP_SYNTAX 6
206 #define SLAP_SCHERR_DUP_RULE 7
207 #define SLAP_SCHERR_NO_NAME 8
208 #define SLAP_SCHERR_ATTR_INCOMPLETE 9
209 #define SLAP_SCHERR_MR_NOT_FOUND 10
210 #define SLAP_SCHERR_SYN_NOT_FOUND 11
211 #define SLAP_SCHERR_MR_INCOMPLETE 12
213 typedef struct slap_oid_macro {
214 struct berval som_oid;
216 struct slap_oid_macro *som_next;
219 /* forward declarations */
221 struct slap_matching_rule;
223 typedef int slap_syntax_validate_func LDAP_P((
224 struct slap_syntax *syntax,
225 struct berval * in));
227 typedef int slap_syntax_transform_func LDAP_P((
228 struct slap_syntax *syntax,
230 struct berval ** out));
232 typedef struct slap_syntax {
234 #define ssyn_oid ssyn_syn.syn_oid
235 #define ssyn_desc ssyn_syn.syn_desc
236 #define ssyn_extensions ssyn_syn.syn_extensions
240 #define SLAP_SYNTAX_NONE 0x00U
241 #define SLAP_SYNTAX_BLOB 0x01U /* syntax treated as blob (audio) */
242 #define SLAP_SYNTAX_BINARY 0x02U /* binary transfer required (certificate) */
243 #define SLAP_SYNTAX_BER 0x04U /* stored using BER encoding (binary,certificate) */
244 #define SLAP_SYNTAX_HIDE 0x80U /* hide (do not publish) */
246 slap_syntax_validate_func *ssyn_validate;
247 slap_syntax_transform_func *ssyn_normalize;
248 slap_syntax_transform_func *ssyn_pretty;
250 #ifdef SLAPD_BINARY_CONVERSION
251 /* convert to and from binary */
252 slap_syntax_transform_func *ssyn_ber2str;
253 slap_syntax_transform_func *ssyn_str2ber;
256 struct slap_syntax *ssyn_next;
259 #define slap_syntax_is_flag(s,flag) ((int)((s)->ssyn_flags & (flag)) ? 1 : 0)
260 #define slap_syntax_is_blob(s) slap_syntax_is_flag((s),SLAP_SYNTAX_BLOB)
261 #define slap_syntax_is_binary(s) slap_syntax_is_flag((s),SLAP_SYNTAX_BINARY)
262 #define slap_syntax_is_ber(s) slap_syntax_is_flag((s),SLAP_SYNTAX_BER)
263 #define slap_syntax_is_hidden(s) slap_syntax_is_flag((s),SLAP_SYNTAX_HIDE)
265 /* X -> Y Converter */
266 typedef int slap_mr_convert_func LDAP_P((
268 struct berval ** out ));
271 typedef int slap_mr_normalize_func LDAP_P((
273 struct slap_syntax *syntax, /* NULL if in is asserted value */
274 struct slap_matching_rule *mr,
276 struct berval ** out ));
278 /* Match (compare) function */
279 typedef int slap_mr_match_func LDAP_P((
282 struct slap_syntax *syntax, /* syntax of stored value */
283 struct slap_matching_rule *mr,
284 struct berval * value,
285 void * assertValue ));
287 /* Index generation function */
288 typedef int slap_mr_indexer_func LDAP_P((
291 struct slap_syntax *syntax, /* syntax of stored value */
292 struct slap_matching_rule *mr,
293 struct berval *prefix,
294 struct berval **values,
295 struct berval ***keys ));
297 /* Filter index function */
298 typedef int slap_mr_filter_func LDAP_P((
301 struct slap_syntax *syntax, /* syntax of stored value */
302 struct slap_matching_rule *mr,
303 struct berval *prefix,
305 struct berval ***keys ));
307 typedef struct slap_matching_rule {
308 LDAPMatchingRule smr_mrule;
309 slap_mask_t smr_usage;
311 #define SLAP_MR_TYPE_MASK 0xFF00U
312 #define SLAP_MR_SUBTYPE_MASK 0x00F0U
313 #define SLAP_MR_USAGE 0x000FU
315 #define SLAP_MR_NONE 0x0000U
316 #define SLAP_MR_EQUALITY 0x0100U
317 #define SLAP_MR_ORDERING 0x0200U
318 #define SLAP_MR_SUBSTR 0x0400U
319 #define SLAP_MR_EXT 0x0800U
321 #define SLAP_MR_EQUALITY_APPROX ( SLAP_MR_EQUALITY | 0x0010U )
323 #define SLAP_MR_SUBSTR_INITIAL ( SLAP_MR_SUBSTR | 0x0010U )
324 #define SLAP_MR_SUBSTR_ANY ( SLAP_MR_SUBSTR | 0x0020U )
325 #define SLAP_MR_SUBSTR_FINAL ( SLAP_MR_SUBSTR | 0x0040U )
327 /* this is used to kludge objectClass testing */
328 #define SLAP_MR_MODIFY_MATCHING 0x0001U
331 slap_mr_convert_func *smr_convert;
332 slap_mr_normalize_func *smr_normalize;
333 slap_mr_match_func *smr_match;
334 slap_mr_indexer_func *smr_indexer;
335 slap_mr_filter_func *smr_filter;
337 struct slap_matching_rule *smr_associated;
338 struct slap_matching_rule *smr_next;
340 #define smr_oid smr_mrule.mr_oid
341 #define smr_names smr_mrule.mr_names
342 #define smr_desc smr_mrule.mr_desc
343 #define smr_obsolete smr_mrule.mr_obsolete
344 #define smr_syntax_oid smr_mrule.mr_syntax_oid
345 #define smr_extensions smr_mrule.mr_extensions
348 typedef struct slap_attribute_type {
350 LDAPAttributeType sat_atype;
351 struct slap_attribute_type *sat_sup;
352 struct slap_attribute_type **sat_subtypes;
353 MatchingRule *sat_equality;
354 MatchingRule *sat_approx;
355 MatchingRule *sat_ordering;
356 MatchingRule *sat_substr;
358 struct slap_attribute_type *sat_next;
359 #define sat_oid sat_atype.at_oid
360 #define sat_names sat_atype.at_names
361 #define sat_desc sat_atype.at_desc
362 #define sat_obsolete sat_atype.at_obsolete
363 #define sat_sup_oid sat_atype.at_sup_oid
364 #define sat_equality_oid sat_atype.at_equality_oid
365 #define sat_ordering_oid sat_atype.at_ordering_oid
366 #define sat_substr_oid sat_atype.at_substr_oid
367 #define sat_syntax_oid sat_atype.at_syntax_oid
368 #define sat_single_value sat_atype.at_single_value
369 #define sat_collective sat_atype.at_collective
370 #define sat_no_user_mod sat_atype.at_no_user_mod
371 #define sat_usage sat_atype.at_usage
372 #define sat_extensions sat_atype.at_extensions
375 #define is_at_operational(at) ((at)->sat_usage)
376 #define is_at_single_value(at) ((at)->sat_single_value)
377 #define is_at_collective(at) ((at)->sat_collective)
378 #define is_at_no_user_mod(at) ((at)->sat_no_user_mod)
380 typedef struct slap_object_class {
381 LDAPObjectClass soc_oclass;
382 struct slap_object_class **soc_sups;
383 AttributeType **soc_required;
384 AttributeType **soc_allowed;
385 struct slap_object_class *soc_next;
386 #define soc_oid soc_oclass.oc_oid
387 #define soc_names soc_oclass.oc_names
388 #define soc_desc soc_oclass.oc_desc
389 #define soc_obsolete soc_oclass.oc_obsolete
390 #define soc_sup_oids soc_oclass.oc_sup_oids
391 #define soc_kind soc_oclass.oc_kind
392 #define soc_at_oids_must soc_oclass.oc_at_oids_must
393 #define soc_at_oids_may soc_oclass.oc_at_oids_may
394 #define soc_extensions soc_oclass.oc_extensions
399 * represents a recognized attribute description ( type + options )
401 typedef struct slap_attr_desc {
402 struct berval *ad_cname; /* canonical name, must be specified */
403 AttributeType *ad_type; /* attribute type, must be specified */
404 char *ad_lang; /* NULL if no language tags */
406 #define SLAP_DESC_NONE 0x0U
407 #define SLAP_DESC_BINARY 0x1U
408 } AttributeDescription;
410 #define slap_ad_is_lang(ad) ( (ad)->ad_lang != NULL )
411 #define slap_ad_is_binary(ad) ( (int)((ad)->ad_flags & SLAP_DESC_BINARY) ? 1 : 0 )
414 * pointers to schema elements used internally
416 struct slap_internal_schema {
418 ObjectClass *si_oc_top;
419 ObjectClass *si_oc_extensibleObject;
420 ObjectClass *si_oc_alias;
421 ObjectClass *si_oc_referral;
422 ObjectClass *si_oc_subentry;
423 ObjectClass *si_oc_subschema;
424 ObjectClass *si_oc_rootdse;
426 /* objectClass attribute descriptions */
427 AttributeDescription *si_ad_objectClass;
429 /* operational attribute descriptions */
430 AttributeDescription *si_ad_structuralObjectClass;
431 AttributeDescription *si_ad_creatorsName;
432 AttributeDescription *si_ad_createTimestamp;
433 AttributeDescription *si_ad_modifiersName;
434 AttributeDescription *si_ad_modifyTimestamp;
435 AttributeDescription *si_ad_subschemaSubentry;
437 /* root DSE attribute descriptions */
438 AttributeDescription *si_ad_namingContexts;
439 AttributeDescription *si_ad_supportedControl;
440 AttributeDescription *si_ad_supportedExtension;
441 AttributeDescription *si_ad_supportedLDAPVersion;
442 AttributeDescription *si_ad_supportedSASLMechanisms;
444 /* subschema subentry attribute descriptions */
445 AttributeDescription *si_ad_objectClasses;
446 AttributeDescription *si_ad_attributeTypes;
447 AttributeDescription *si_ad_ldapSyntaxes;
448 AttributeDescription *si_ad_matchingRules;
449 AttributeDescription *si_ad_matchingRulesUse;
451 /* Aliases & Referrals */
452 AttributeDescription *si_ad_aliasedObjectName;
453 AttributeDescription *si_ad_ref;
455 /* Access Control Internals */
456 AttributeDescription *si_ad_entry;
457 AttributeDescription *si_ad_children;
458 #ifdef SLAPD_ACI_ENABLED
459 AttributeDescription *si_ad_aci;
462 /* Other attributes descriptions */
463 AttributeDescription *si_ad_userPassword;
464 AttributeDescription *si_ad_authPassword;
465 #ifdef LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND
466 AttributeDescription *si_ad_krbName;
469 /* Undefined Attribute Type */
470 AttributeType *si_at_undefined;
473 typedef struct slap_attr_assertion {
474 AttributeDescription *aa_desc;
475 struct berval *aa_value;
476 } AttributeAssertion;
478 typedef struct slap_ss_assertion {
479 AttributeDescription *sa_desc;
480 struct berval *sa_initial;
481 struct berval **sa_any;
482 struct berval *sa_final;
483 } SubstringsAssertion;
485 typedef struct slap_mr_assertion {
486 MatchingRule *ma_rule; /* optional */
487 char *ma_rule_text; /* optional */
488 AttributeDescription *ma_desc; /* optional */
489 int ma_dnattrs; /* boolean */
490 struct berval *ma_value; /* required */
491 } MatchingRuleAssertion;
495 * represents a search filter
497 typedef struct slap_filter {
498 ber_tag_t f_choice; /* values taken from ldap.h, plus: */
499 #define SLAPD_FILTER_COMPUTED ((ber_tag_t) -1)
500 #define SLAPD_FILTER_DN_ONE ((ber_tag_t) -2)
501 #define SLAPD_FILTER_DN_SUBTREE ((ber_tag_t) -3)
505 /* precomputed result */
506 ber_int_t f_un_result;
512 AttributeDescription *f_un_desc;
514 /* simple value assertion */
515 AttributeAssertion *f_un_ava;
517 /* substring assertion */
518 SubstringsAssertion *f_un_ssa;
520 /* matching rule assertion */
521 MatchingRuleAssertion *f_un_mra;
523 #define f_dn f_un.f_un_dn
524 #define f_desc f_un.f_un_desc
525 #define f_ava f_un.f_un_ava
526 #define f_av_desc f_un.f_un_ava->aa_desc
527 #define f_av_value f_un.f_un_ava->aa_value
528 #define f_sub f_un.f_un_ssa
529 #define f_sub_desc f_un.f_un_ssa->sa_desc
530 #define f_sub_initial f_un.f_un_ssa->sa_initial
531 #define f_sub_any f_un.f_un_ssa->sa_any
532 #define f_sub_final f_un.f_un_ssa->sa_final
533 #define f_mra f_un.f_un_mra
534 #define f_mr_rule f_un.f_un_mra->ma_rule
535 #define f_mr_rule_text f_un.f_un_mra->ma_rule_text
536 #define f_mr_desc f_un.f_un_mra->ma_desc
537 #define f_mr_value f_un.f_un_mra->ma_value
538 #define f_mr_dnattrs f_un.f_un_mra->ma_dnattrs
541 struct slap_filter *f_un_complex;
544 #define f_result f_un.f_un_result
545 #define f_and f_un.f_un_complex
546 #define f_or f_un.f_un_complex
547 #define f_not f_un.f_un_complex
548 #define f_list f_un.f_un_complex
550 struct slap_filter *f_next;
553 /* compare routines can return undefined */
554 #define SLAPD_COMPARE_UNDEFINED ((ber_int_t) -1)
557 * represents an attribute (description + values)
559 typedef struct slap_attr {
560 AttributeDescription *a_desc;
561 struct berval **a_vals;
562 struct slap_attr *a_next;
567 * the id used in the indexes to refer to an entry
569 typedef unsigned long ID;
570 #define NOID ((ID)~0)
573 * represents an entry in core
575 typedef struct slap_entry {
577 * The ID field should only be changed before entry is
578 * inserted into a cache. The ID value is backend
583 char *e_dn; /* DN of this entry */
584 char *e_ndn; /* normalized DN of this entry */
585 Attribute *e_attrs; /* list of attributes + values */
587 /* for use by the backend for any purpose */
594 typedef struct slap_mod {
596 AttributeDescription *sm_desc;
597 struct berval **sm_bvalues;
600 typedef struct slap_mod_list {
601 Modification sml_mod;
602 #define sml_op sml_mod.sm_op
603 #define sml_desc sml_mod.sm_desc
604 #define sml_bvalues sml_mod.sm_bvalues
605 struct slap_mod_list *sml_next;
608 typedef struct slap_ldap_modlist {
610 struct slap_ldap_modlist *ml_next;
611 #define ml_op ml_mod.mod_op
612 #define ml_type ml_mod.mod_type
613 #define ml_values ml_mod.mod_values
614 #define ml_bvalues ml_mod.mod_bvalues
618 * represents an access control list
620 typedef enum slap_access_e {
621 ACL_INVALID_ACCESS = -1,
630 typedef enum slap_control_e {
631 ACL_INVALID_CONTROL = 0,
637 typedef enum slap_style_e {
645 /* alternate names */
646 ACL_STYLE_EXACT = ACL_STYLE_BASE
649 typedef struct slap_authz_info {
650 ber_tag_t sai_method; /* LDAP_AUTH_* from <ldap.h> */
651 char * sai_mech; /* SASL Mechanism */
652 char * sai_dn; /* DN for reporting purposes */
653 char * sai_ndn; /* Normalized DN */
655 /* Security Strength Factors */
656 slap_ssf_t sai_ssf; /* Overall SSF */
657 slap_ssf_t sai_transport_ssf; /* Transport SSF */
658 slap_ssf_t sai_tls_ssf; /* TLS SSF */
659 slap_ssf_t sai_sasl_ssf; /* SASL SSF */
660 } AuthorizationInformation;
663 typedef struct slap_access {
664 slap_control_t a_type;
666 #define ACL_ACCESS2PRIV(access) (0x01U << (access))
668 #define ACL_PRIV_NONE ACL_ACCESS2PRIV( ACL_NONE )
669 #define ACL_PRIV_AUTH ACL_ACCESS2PRIV( ACL_AUTH )
670 #define ACL_PRIV_COMPARE ACL_ACCESS2PRIV( ACL_COMPARE )
671 #define ACL_PRIV_SEARCH ACL_ACCESS2PRIV( ACL_SEARCH )
672 #define ACL_PRIV_READ ACL_ACCESS2PRIV( ACL_READ )
673 #define ACL_PRIV_WRITE ACL_ACCESS2PRIV( ACL_WRITE )
675 #define ACL_PRIV_MASK 0x00ffUL
678 #define ACL_PRIV_LEVEL 0x1000UL
679 #define ACL_PRIV_ADDITIVE 0x2000UL
680 #define ACL_PRIV_SUBSTRACTIVE 0x4000UL
683 #define ACL_PRIV_INVALID 0x0UL
685 #define ACL_PRIV_ISSET(m,p) (((m) & (p)) == (p))
686 #define ACL_PRIV_ASSIGN(m,p) do { (m) = (p); } while(0)
687 #define ACL_PRIV_SET(m,p) do { (m) |= (p); } while(0)
688 #define ACL_PRIV_CLR(m,p) do { (m) &= ~(p); } while(0)
690 #define ACL_INIT(m) ACL_PRIV_ASSIGN(m, ACL_PRIV_NONE)
691 #define ACL_INVALIDATE(m) ACL_PRIV_ASSIGN(m, ACL_PRIV_INVALID)
693 #define ACL_GRANT(m,a) ACL_PRIV_ISSET((m),ACL_ACCESS2PRIV(a))
695 #define ACL_IS_INVALID(m) ((m) == ACL_PRIV_INVALID)
697 #define ACL_IS_LEVEL(m) ACL_PRIV_ISSET((m),ACL_PRIV_LEVEL)
698 #define ACL_IS_ADDITIVE(m) ACL_PRIV_ISSET((m),ACL_PRIV_ADDITIVE)
699 #define ACL_IS_SUBTRACTIVE(m) ACL_PRIV_ISSET((m),ACL_PRIV_SUBSTRACTIVE)
701 #define ACL_LVL_NONE (ACL_PRIV_NONE|ACL_PRIV_LEVEL)
702 #define ACL_LVL_AUTH (ACL_PRIV_AUTH|ACL_LVL_NONE)
703 #define ACL_LVL_COMPARE (ACL_PRIV_COMPARE|ACL_LVL_AUTH)
704 #define ACL_LVL_SEARCH (ACL_PRIV_SEARCH|ACL_LVL_COMPARE)
705 #define ACL_LVL_READ (ACL_PRIV_READ|ACL_LVL_SEARCH)
706 #define ACL_LVL_WRITE (ACL_PRIV_WRITE|ACL_LVL_READ)
708 #define ACL_LVL(m,l) (((m)&ACL_PRIV_MASK) == ((l)&ACL_PRIV_MASK))
709 #define ACL_LVL_IS_NONE(m) ACL_LVL((m),ACL_LVL_NONE)
710 #define ACL_LVL_IS_AUTH(m) ACL_LVL((m),ACL_LVL_AUTH)
711 #define ACL_LVL_IS_COMPARE(m) ACL_LVL((m),ACL_LVL_COMPARE)
712 #define ACL_LVL_IS_SEARCH(m) ACL_LVL((m),ACL_LVL_SEARCH)
713 #define ACL_LVL_IS_READ(m) ACL_LVL((m),ACL_LVL_READ)
714 #define ACL_LVL_IS_WRITE(m) ACL_LVL((m),ACL_LVL_WRITE)
716 #define ACL_LVL_ASSIGN_NONE(m) ACL_PRIV_ASSIGN((m),ACL_LVL_NONE)
717 #define ACL_LVL_ASSIGN_AUTH(m) ACL_PRIV_ASSIGN((m),ACL_LVL_AUTH)
718 #define ACL_LVL_ASSIGN_COMPARE(m) ACL_PRIV_ASSIGN((m),ACL_LVL_COMPARE)
719 #define ACL_LVL_ASSIGN_SEARCH(m) ACL_PRIV_ASSIGN((m),ACL_LVL_SEARCH)
720 #define ACL_LVL_ASSIGN_READ(m) ACL_PRIV_ASSIGN((m),ACL_LVL_READ)
721 #define ACL_LVL_ASSIGN_WRITE(m) ACL_PRIV_ASSIGN((m),ACL_LVL_WRITE)
723 slap_mask_t a_access_mask;
725 AuthorizationInformation a_authz;
726 #define a_dn_pat a_authz.sai_dn
728 slap_style_t a_dn_style;
729 AttributeDescription *a_dn_at;
732 slap_style_t a_peername_style;
733 char *a_peername_pat;
734 slap_style_t a_sockname_style;
735 char *a_sockname_pat;
737 slap_style_t a_domain_style;
739 slap_style_t a_sockurl_style;
741 slap_style_t a_set_style;
744 #ifdef SLAPD_ACI_ENABLED
745 AttributeDescription *a_aci_at;
749 slap_style_t a_group_style;
751 ObjectClass *a_group_oc;
752 AttributeDescription *a_group_at;
754 struct slap_access *a_next;
758 typedef struct slap_acl {
759 /* "to" part: the entries this acl applies to */
761 slap_style_t acl_dn_style;
766 /* "by" part: list of who has what access to the entries */
769 struct slap_acl *acl_next;
773 * replog moddn param structure
775 struct replog_moddn {
783 * represents a backend
786 typedef struct slap_backend_info BackendInfo; /* per backend type */
787 typedef struct slap_backend_db BackendDB; /* per backend database */
789 LDAP_SLAPD_F (int) nBackendInfo;
790 LDAP_SLAPD_F (int) nBackendDB;
791 LDAP_SLAPD_F (BackendInfo *) backendInfo;
792 LDAP_SLAPD_F (BackendDB *) backendDB;
794 LDAP_SLAPD_F (int) slapMode;
795 #define SLAP_UNDEFINED_MODE 0x0000
796 #define SLAP_SERVER_MODE 0x0001
797 #define SLAP_TOOL_MODE 0x0002
798 #define SLAP_MODE 0x0003
800 #define SLAP_TRUNCATE_MODE 0x0100
802 /* temporary aliases */
803 typedef BackendDB Backend;
804 #define nbackends nBackendDB
805 #define backends backendDB
807 struct slap_backend_db {
808 BackendInfo *bd_info; /* pointer to shared backend info */
810 /* BackendInfo accessors */
811 #define be_config bd_info->bi_db_config
812 #define be_type bd_info->bi_type
814 #define be_bind bd_info->bi_op_bind
815 #define be_unbind bd_info->bi_op_unbind
816 #define be_add bd_info->bi_op_add
817 #define be_compare bd_info->bi_op_compare
818 #define be_delete bd_info->bi_op_delete
819 #define be_modify bd_info->bi_op_modify
820 #define be_modrdn bd_info->bi_op_modrdn
821 #define be_search bd_info->bi_op_search
823 #define be_extended bd_info->bi_extended
825 #define be_release bd_info->bi_entry_release_rw
826 #define be_chk_referrals bd_info->bi_chk_referrals
827 #define be_group bd_info->bi_acl_group
828 #define be_attribute bd_info->bi_acl_attribute
830 #define be_controls bd_info->bi_controls
832 #define be_connection_init bd_info->bi_connection_init
833 #define be_connection_destroy bd_info->bi_connection_destroy
836 #define be_entry_open bd_info->bi_tool_entry_open
837 #define be_entry_close bd_info->bi_tool_entry_close
838 #define be_entry_first bd_info->bi_tool_entry_first
839 #define be_entry_next bd_info->bi_tool_entry_next
840 #define be_entry_reindex bd_info->bi_tool_entry_reindex
841 #define be_entry_get bd_info->bi_tool_entry_get
842 #define be_entry_put bd_info->bi_tool_entry_put
843 #define be_sync bd_info->bi_tool_sync
846 slap_mask_t be_restrictops; /* restriction operations */
847 #define SLAP_RESTRICT_OP_ADD 0x0001U
848 #define SLAP_RESTRICT_OP_BIND 0x0002U
849 #define SLAP_RESTRICT_OP_COMPARE 0x0004U
850 #define SLAP_RESTRICT_OP_DELETE 0x0008U
851 #define SLAP_RESTRICT_OP_EXTENDED 0x0010U
852 #define SLAP_RESTRICT_OP_MODIFY 0x0020U
853 #define SLAP_RESTRICT_OP_RENAME 0x0040U
854 #define SLAP_RESTRICT_OP_SEARCH 0x0080U
856 #define SLAP_RESTRICT_OP_READS \
857 ( SLAP_RESTRICT_OP_COMPARE \
858 | SLAP_RESTRICT_OP_SEARCH )
859 #define SLAP_RESTRICT_OP_WRITES \
860 ( SLAP_RESTRICT_OP_ADD \
861 | SLAP_RESTRICT_OP_DELETE \
862 | SLAP_RESTRICT_OP_MODIFY \
863 | SLAP_RESTRICT_OP_RENAME )
865 #define SLAP_ALLOW_TLS_2_ANON 0x0001U /* StartTLS -> Anonymous */
867 #define SLAP_DISALLOW_BIND_V2 0x0001U /* LDAPv2 bind */
868 #define SLAP_DISALLOW_BIND_ANON 0x0002U /* no anonymous */
869 #define SLAP_DISALLOW_BIND_ANON_CRED \
870 0x0004U /* cred should be empty */
871 #define SLAP_DISALLOW_BIND_ANON_DN \
872 0x0008U /* dn should be empty */
874 #define SLAP_DISALLOW_BIND_SIMPLE 0x0010U /* simple authentication */
875 #define SLAP_DISALLOW_BIND_KRBV4 0x0020U /* Kerberos V4 authentication */
877 #define SLAP_DISALLOW_TLS_AUTHC 0x0100U /* TLS while authenticated */
879 slap_mask_t be_requires; /* pre-operation requirements */
880 #define SLAP_REQUIRE_BIND 0x0001U /* bind before op */
881 #define SLAP_REQUIRE_LDAP_V3 0x0002U /* LDAPv3 before op */
882 #define SLAP_REQUIRE_AUTHC 0x0004U /* authentication before op */
883 #define SLAP_REQUIRE_SASL 0x0008U /* SASL before op */
884 #define SLAP_REQUIRE_STRONG 0x0010U /* strong authentication before op */
886 /* Required Security Strength Factor */
887 slap_ssf_set_t be_ssf_set;
889 /* these should be renamed from be_ to bd_ */
890 char **be_suffix; /* the DN suffixes of data in this backend */
891 char **be_nsuffix; /* the normalized DN suffixes in this backend */
892 char **be_suffixAlias; /* pairs of DN suffix aliases and deref values */
893 char *be_root_dn; /* the magic "root" dn for this db */
894 char *be_root_ndn; /* the magic "root" normalized dn for this db */
895 struct berval be_root_pw; /* the magic "root" password for this db */
896 unsigned int be_max_deref_depth; /* limit for depth of an alias deref */
897 int be_sizelimit; /* size limit for this backend */
898 int be_timelimit; /* time limit for this backend */
899 AccessControl *be_acl; /* access control list for this backend */
900 slap_access_t be_dfltaccess; /* access given if no acl matches */
901 char **be_replica; /* replicas of this backend (in master) */
902 char *be_replogfile; /* replication log file (in master) */
903 char *be_update_ndn; /* allowed to make changes (in replicas) */
904 struct berval **be_update_refs; /* where to refer modifying clients to */
905 int be_lastmod; /* keep track of lastmodified{by,time} */
909 void *be_private; /* anything the backend database needs */
915 typedef int (*SLAP_EXTENDED_FN) LDAP_P((
917 struct slap_conn *conn,
920 struct berval * reqdata,
922 struct berval ** rspdata,
923 LDAPControl *** rspctrls,
925 struct berval *** refs ));
927 struct slap_backend_info {
928 char *bi_type; /* type of backend */
931 * per backend type routines:
932 * bi_init: called to allocate a backend_info structure,
933 * called once BEFORE configuration file is read.
934 * bi_init() initializes this structure hence is
935 * called directly from be_initialize()
936 * bi_config: called per 'backend' specific option
937 * all such options must before any 'database' options
938 * bi_config() is called only from read_config()
939 * bi_open: called to open each database, called
940 * once AFTER configuration file is read but
941 * BEFORE any bi_db_open() calls.
942 * bi_open() is called from backend_startup()
943 * bi_close: called to close each database, called
944 * once during shutdown after all bi_db_close calls.
945 * bi_close() is called from backend_shutdown()
946 * bi_destroy: called to destroy each database, called
947 * once during shutdown after all bi_db_destroy calls.
948 * bi_destory() is called from backend_destroy()
950 int (*bi_init) LDAP_P((BackendInfo *bi));
951 int (*bi_config) LDAP_P((BackendInfo *bi,
952 const char *fname, int lineno, int argc, char **argv ));
953 int (*bi_open) LDAP_P((BackendInfo *bi));
954 int (*bi_close) LDAP_P((BackendInfo *bi));
955 int (*bi_destroy) LDAP_P((BackendInfo *bi));
958 * per database routines:
959 * bi_db_init: called to initialize each database,
960 * called upon reading 'database <type>'
961 * called only from backend_db_init()
962 * bi_db_config: called to configure each database,
963 * called per database to handle per database options
964 * called only from read_config()
965 * bi_db_open: called to open each database
966 * called once per database immediately AFTER bi_open()
967 * calls but before daemon startup.
968 * called only by backend_startup()
969 * bi_db_close: called to close each database
970 * called once per database during shutdown but BEFORE
972 * called only by backend_shutdown()
973 * bi_db_destroy: called to destroy each database
974 * called once per database during shutdown AFTER all
975 * bi_close calls but before bi_destory calls.
976 * called only by backend_destory()
978 int (*bi_db_init) LDAP_P((Backend *bd));
979 int (*bi_db_config) LDAP_P((Backend *bd,
980 const char *fname, int lineno, int argc, char **argv ));
981 int (*bi_db_open) LDAP_P((Backend *bd));
982 int (*bi_db_close) LDAP_P((Backend *bd));
983 int (*bi_db_destroy) LDAP_P((Backend *db));
985 /* LDAP Operations Handling Routines */
986 int (*bi_op_bind) LDAP_P(( BackendDB *bd,
987 struct slap_conn *c, struct slap_op *o,
988 const char *dn, const char *ndn, int method,
989 struct berval *cred, char** edn ));
990 int (*bi_op_unbind) LDAP_P((BackendDB *bd,
991 struct slap_conn *c, struct slap_op *o ));
992 int (*bi_op_search) LDAP_P((BackendDB *bd,
993 struct slap_conn *c, struct slap_op *o,
994 const char *base, const char *nbase,
995 int scope, int deref,
996 int slimit, int tlimit,
997 Filter *f, const char *filterstr,
998 char **attrs, int attrsonly));
999 int (*bi_op_compare)LDAP_P((BackendDB *bd,
1000 struct slap_conn *c, struct slap_op *o,
1001 const char *dn, const char *ndn,
1002 AttributeAssertion *ava));
1003 int (*bi_op_modify) LDAP_P((BackendDB *bd,
1004 struct slap_conn *c, struct slap_op *o,
1005 const char *dn, const char *ndn, Modifications *m));
1006 int (*bi_op_modrdn) LDAP_P((BackendDB *bd,
1007 struct slap_conn *c, struct slap_op *o,
1008 const char *dn, const char *ndn,
1009 const char *newrdn, int deleteoldrdn,
1010 const char *newSuperior));
1011 int (*bi_op_add) LDAP_P((BackendDB *bd,
1012 struct slap_conn *c, struct slap_op *o,
1014 int (*bi_op_delete) LDAP_P((BackendDB *bd,
1015 struct slap_conn *c, struct slap_op *o,
1016 const char *dn, const char *ndn));
1017 int (*bi_op_abandon) LDAP_P((BackendDB *bd,
1018 struct slap_conn *c, struct slap_op *o,
1021 /* Extended Operations Helper */
1022 SLAP_EXTENDED_FN bi_extended;
1024 /* Auxilary Functions */
1025 int (*bi_entry_release_rw) LDAP_P((BackendDB *bd,
1026 struct slap_conn *c, struct slap_op *o,
1029 int (*bi_chk_referrals) LDAP_P((BackendDB *bd,
1030 struct slap_conn *c, struct slap_op *o,
1031 const char *dn, const char *ndn,
1032 const char **text ));
1034 int (*bi_acl_group) LDAP_P((Backend *bd,
1035 struct slap_conn *c, struct slap_op *o,
1036 Entry *e, const char *bdn, const char *edn,
1037 ObjectClass *group_oc,
1038 AttributeDescription *group_at ));
1039 int (*bi_acl_attribute) LDAP_P((Backend *bd,
1040 struct slap_conn *c, struct slap_op *o,
1041 Entry *e, const char *edn,
1042 AttributeDescription *entry_at,
1043 struct berval ***vals ));
1045 int (*bi_connection_init) LDAP_P((BackendDB *bd,
1046 struct slap_conn *c));
1047 int (*bi_connection_destroy) LDAP_P((BackendDB *bd,
1048 struct slap_conn *c));
1050 /* hooks for slap tools */
1051 int (*bi_tool_entry_open) LDAP_P(( BackendDB *be, int mode ));
1052 int (*bi_tool_entry_close) LDAP_P(( BackendDB *be ));
1053 ID (*bi_tool_entry_first) LDAP_P(( BackendDB *be ));
1054 ID (*bi_tool_entry_next) LDAP_P(( BackendDB *be ));
1055 Entry* (*bi_tool_entry_get) LDAP_P(( BackendDB *be, ID id ));
1056 ID (*bi_tool_entry_put) LDAP_P(( BackendDB *be, Entry *e ));
1057 int (*bi_tool_entry_reindex) LDAP_P(( BackendDB *be, ID id ));
1058 int (*bi_tool_sync) LDAP_P(( BackendDB *be ));
1060 #define SLAP_INDEX_ADD_OP 0x0001
1061 #define SLAP_INDEX_DELETE_OP 0x0002
1063 char **bi_controls; /* supported controls */
1065 unsigned int bi_nDB; /* number of databases of this type */
1066 void *bi_private; /* anything the backend type needs */
1069 #define c_authtype c_authz.sai_method
1070 #define c_authmech c_authz.sai_mech
1071 #define c_dn c_authz.sai_dn
1072 #define c_ssf c_authz.sai_ssf
1073 #define c_transport_ssf c_authz.sai_transport_ssf
1074 #define c_tls_ssf c_authz.sai_tls_ssf
1075 #define c_sasl_ssf c_authz.sai_sasl_ssf
1077 #define o_authtype o_authz.sai_method
1078 #define o_authmech o_authz.sai_mech
1079 #define o_dn o_authz.sai_dn
1080 #define o_ndn o_authz.sai_ndn
1081 #define o_ssf o_authz.sai_ssf
1082 #define o_transport_ssf o_authz.sai_transport_ssf
1083 #define o_tls_ssf o_authz.sai_tls_ssf
1084 #define o_sasl_ssf o_authz.sai_sasl_ssf
1087 * represents an operation pending from an ldap client
1089 typedef struct slap_op {
1090 ber_int_t o_opid; /* id of this operation */
1091 ber_int_t o_msgid; /* msgid of the request */
1093 ldap_pvt_thread_t o_tid; /* thread handling this op */
1095 BerElement *o_ber; /* ber of the request */
1097 ber_tag_t o_tag; /* tag of the request */
1098 time_t o_time; /* time op was initiated */
1100 AuthorizationInformation o_authz;
1102 ber_int_t o_protocol; /* version of the LDAP protocol used by client */
1104 LDAPControl **o_ctrls; /* controls */
1106 unsigned long o_connid; /* id of conn initiating this op */
1108 ldap_pvt_thread_mutex_t o_abandonmutex; /* protects o_abandon */
1109 int o_abandon; /* abandon flag */
1111 struct slap_op *o_next; /* next operation in list */
1112 void *o_private; /* anything the backend needs */
1116 * represents a connection from an ldap client
1118 typedef struct slap_conn {
1119 int c_struct_state; /* structure management state */
1120 int c_conn_state; /* connection state */
1122 ldap_pvt_thread_mutex_t c_mutex; /* protect the connection */
1123 Sockbuf *c_sb; /* ber connection stuff */
1125 /* only can be changed by connect_init */
1126 time_t c_starttime; /* when the connection was opened */
1127 time_t c_activitytime; /* when the connection was last used */
1128 unsigned long c_connid; /* id of this connection for stats*/
1130 char *c_listener_url; /* listener URL */
1131 char *c_peer_domain; /* DNS name of client */
1132 char *c_peer_name; /* peer name (trans=addr:port) */
1133 char *c_sock_name; /* sock name (trans=addr:port) */
1135 /* only can be changed by binding thread */
1136 int c_sasl_bind_in_progress; /* multi-op bind in progress */
1137 char *c_sasl_bind_mech; /* mech in progress */
1140 /* authentication backend */
1141 Backend *c_authc_backend;
1143 /* authorization backend - normally same as c_authc_backend */
1144 Backend *c_authz_backend;
1146 AuthorizationInformation c_authz;
1148 ber_int_t c_protocol; /* version of the LDAP protocol used by client */
1150 Operation *c_ops; /* list of operations being processed */
1151 Operation *c_pending_ops; /* list of pending operations */
1153 ldap_pvt_thread_mutex_t c_write_mutex; /* only one pdu written at a time */
1154 ldap_pvt_thread_cond_t c_write_cv; /* used to wait for sd write-ready*/
1156 BerElement *c_currentber; /* ber we're attempting to read */
1157 int c_writewaiter; /* true if writer is waiting */
1160 int c_is_tls; /* true if this LDAP over raw TLS */
1161 int c_needs_tls_accept; /* true if SSL_accept should be called */
1163 int c_sasl_layers; /* true if we need to install SASL i/o handlers */
1164 void *c_sasl_context; /* SASL session context */
1165 void *c_sasl_extra; /* SASL session extra stuff */
1167 long c_n_ops_received; /* num of ops received (next op_id) */
1168 long c_n_ops_executing; /* num of ops currently executing */
1169 long c_n_ops_pending; /* num of ops pending execution */
1170 long c_n_ops_completed; /* num of ops completed */
1172 long c_n_get; /* num of get calls */
1173 long c_n_read; /* num of read calls */
1174 long c_n_write; /* num of write calls */
1177 #if defined(LDAP_SYSLOG) && defined(LDAP_DEBUG)
1178 #define Statslog( level, fmt, connid, opid, arg1, arg2, arg3 ) \
1180 if ( ldap_debug & (level) ) \
1181 fprintf( stderr, (fmt), (connid), (opid), (arg1), (arg2), (arg3) );\
1182 if ( ldap_syslog & (level) ) \
1183 syslog( ldap_syslog_level, (fmt), (connid), (opid), (arg1), \
1187 #define Statslog( level, fmt, connid, opid, arg1, arg2, arg3 )
1191 #define SASLREGEX_REPLACE 10
1192 #define SASL_AUTHZ_SOURCE_ATTR "saslAuthzTo"
1193 #define SASL_AUTHZ_DEST_ATTR "saslAuthzFrom"
1195 typedef struct sasl_regexp {
1196 char *match; /* regexp match pattern */
1197 char *replace; /* regexp replace pattern */
1198 regex_t workspace; /* workspace for regexp engine */
1199 regmatch_t strings[SASLREGEX_REPLACE]; /* strings matching $1,$2 ... */
1200 int offset[SASLREGEX_REPLACE+2]; /* offsets of $1,$2... in *replace */
1206 #include "proto-slap.h"
1208 #endif /* _SLAP_H_ */