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1 /* schema_init.c - init builtin schema */
2 /* $OpenLDAP$ */
3 /*
4  * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
6  */
7
8 #include "portable.h"
9
10 #include <stdio.h>
11
12 #include <ac/ctype.h>
13 #include <ac/string.h>
14 #include <ac/socket.h>
15
16 #include "slap.h"
17 #include "ldap_pvt.h"
18 #include "ldap_pvt_uc.h"
19
20 int schema_init_done = 0;
21
22 struct slap_internal_schema slap_schema;
23
24 #define objectClassIndexer NULL
25 #define objectClassFilter NULL
26
27 static int
28 objectClassMatch(
29         int *matchp,
30         slap_mask_t flags,
31         Syntax *syntax,
32         MatchingRule *mr,
33         struct berval *value,
34         void *assertedValue )
35 {
36         struct berval *a = (struct berval *) assertedValue;
37         ObjectClass *oc = oc_find( value->bv_val );
38         ObjectClass *asserted = oc_find( a->bv_val );
39
40         if( asserted == NULL ) {
41                 if( OID_LEADCHAR( *a->bv_val ) ) {
42                         /* OID form, return FALSE */
43                         *matchp = 1;
44                         return LDAP_SUCCESS;
45                 }
46
47                 /* desc form, return undefined */
48                 return SLAPD_COMPARE_UNDEFINED;
49         }
50
51         if ( oc == NULL ) {
52                 /* unrecognized stored value */
53                 return SLAPD_COMPARE_UNDEFINED;
54         }
55
56         if( SLAP_IS_MR_VALUE_SYNTAX_MATCH( flags ) ) {
57                 *matchp = ( asserted != oc );
58         } else {
59                 *matchp = !is_object_subclass( asserted, oc );
60         }
61
62 #if 0
63 #ifdef NEW_LOGGING
64         LDAP_LOG(( "schema", LDAP_LEVEL_ENTRY,
65                    "objectClassMatch(%s, %s) = %d\n",
66                    value->bv_val, a->bv_val, *matchp ));
67 #else
68         Debug( LDAP_DEBUG_TRACE, "objectClassMatch(%s,%s) = %d\n",
69                 value->bv_val, a->bv_val, *matchp );
70 #endif
71
72 #endif
73
74         return LDAP_SUCCESS;
75 }
76
77 #define structuralObjectClassIndexer NULL
78 #define structuralObjectClassFilter NULL
79
80 static int
81 structuralObjectClassMatch(
82         int *matchp,
83         slap_mask_t flags,
84         Syntax *syntax,
85         MatchingRule *mr,
86         struct berval *value,
87         void *assertedValue )
88 {
89         struct berval *a = (struct berval *) assertedValue;
90         ObjectClass *oc = oc_find( value->bv_val );
91         ObjectClass *asserted = oc_find( a->bv_val );
92
93         if( asserted == NULL ) {
94                 if( OID_LEADCHAR( *a->bv_val ) ) {
95                         /* OID form, return FALSE */
96                         *matchp = 1;
97                         return LDAP_SUCCESS;
98                 }
99
100                 /* desc form, return undefined */
101                 return SLAPD_COMPARE_UNDEFINED;
102         }
103
104         if ( oc == NULL ) {
105                 /* unrecognized stored value */
106                 return SLAPD_COMPARE_UNDEFINED;
107         }
108
109         *matchp = ( asserted != oc );
110
111 #if 0
112 #ifdef NEW_LOGGING
113         LDAP_LOG(( "schema", LDAP_LEVEL_ENTRY,
114                    "structuralObjectClassMatch( %s, %s ) = %d\n",
115                    value->bv_val, a->bv_val, *matchp ));
116 #else
117         Debug( LDAP_DEBUG_TRACE, "structuralObjectClassMatch(%s,%s) = %d\n",
118                 value->bv_val, a->bv_val, *matchp );
119 #endif
120
121 #endif
122
123         return LDAP_SUCCESS;
124 }
125
126 struct slap_schema_oc_map {
127         char *ssom_name;
128         size_t ssom_offset;
129 } oc_map[] = {
130         { "top", offsetof(struct slap_internal_schema, si_oc_top) },
131         { "extensibleObject", offsetof(struct slap_internal_schema, si_oc_extensibleObject) },
132         { "alias", offsetof(struct slap_internal_schema, si_oc_alias) },
133         { "referral", offsetof(struct slap_internal_schema, si_oc_referral) },
134         { "LDAProotDSE", offsetof(struct slap_internal_schema, si_oc_rootdse) },
135         { "LDAPsubentry", offsetof(struct slap_internal_schema, si_oc_subentry) },
136         { "subschema", offsetof(struct slap_internal_schema, si_oc_subschema) },
137         { NULL, 0 }
138 };
139
140 struct slap_schema_ad_map {
141         char *ssam_name;
142         slap_mr_match_func *ssam_match;
143         slap_mr_indexer_func *ssam_indexer;
144         slap_mr_filter_func *ssam_filter;
145         size_t ssam_offset;
146 } ad_map[] = {
147         { "objectClass",
148                 objectClassMatch, objectClassIndexer, objectClassFilter,
149                 offsetof(struct slap_internal_schema, si_ad_objectClass) },
150         { "structuralObjectClass",
151                 structuralObjectClassMatch,
152                 structuralObjectClassIndexer, structuralObjectClassFilter,
153                 offsetof(struct slap_internal_schema, si_ad_structuralObjectClass) },
154
155         /* user entry operational attributes */
156         { "entryUUID", NULL, NULL, NULL,
157                 offsetof(struct slap_internal_schema, si_ad_entryUUID) },
158         { "entryCSN", NULL, NULL, NULL,
159                 offsetof(struct slap_internal_schema, si_ad_entryCSN) },
160         { "creatorsName", NULL, NULL, NULL,
161                 offsetof(struct slap_internal_schema, si_ad_creatorsName) },
162         { "createTimestamp", NULL, NULL, NULL,
163                 offsetof(struct slap_internal_schema, si_ad_createTimestamp) },
164         { "modifiersName", NULL, NULL, NULL,
165                 offsetof(struct slap_internal_schema, si_ad_modifiersName) },
166         { "modifyTimestamp", NULL, NULL, NULL,
167                 offsetof(struct slap_internal_schema, si_ad_modifyTimestamp) },
168         { "subschemaSubentry", NULL, NULL, NULL,
169                 offsetof(struct slap_internal_schema, si_ad_subschemaSubentry) },
170
171         /* root DSE attributes */
172         { "namingContexts", NULL, NULL, NULL,
173                 offsetof(struct slap_internal_schema, si_ad_namingContexts) },
174         { "supportedControl", NULL, NULL, NULL,
175                 offsetof(struct slap_internal_schema, si_ad_supportedControl) },
176         { "supportedExtension", NULL, NULL, NULL,
177                 offsetof(struct slap_internal_schema, si_ad_supportedExtension) },
178         { "supportedLDAPVersion", NULL, NULL, NULL,
179                 offsetof(struct slap_internal_schema, si_ad_supportedLDAPVersion) },
180         { "supportedSASLMechanisms", NULL, NULL, NULL,
181                 offsetof(struct slap_internal_schema, si_ad_supportedSASLMechanisms) },
182         { "supportedFeatures", NULL, NULL, NULL,
183                 offsetof(struct slap_internal_schema, si_ad_supportedFeatures) },
184
185         /* subschema subentry attributes */
186         { "attributeTypes", NULL, NULL, NULL,
187                 offsetof(struct slap_internal_schema, si_ad_attributeTypes) },
188         { "ldapSyntaxes", NULL, NULL, NULL,
189                 offsetof(struct slap_internal_schema, si_ad_ldapSyntaxes) },
190         { "matchingRules", NULL, NULL, NULL,
191                 offsetof(struct slap_internal_schema, si_ad_matchingRules) },
192         { "objectClasses", NULL, NULL, NULL,
193                 offsetof(struct slap_internal_schema, si_ad_objectClasses) },
194
195         /* knowledge information */
196         { "aliasedObjectName", NULL, NULL, NULL,
197                 offsetof(struct slap_internal_schema, si_ad_aliasedObjectName) },
198         { "ref", NULL, NULL, NULL,
199                 offsetof(struct slap_internal_schema, si_ad_ref) },
200
201         /* access control internals */
202         { "entry", NULL, NULL, NULL,
203                 offsetof(struct slap_internal_schema, si_ad_entry) },
204         { "children", NULL, NULL, NULL,
205                 offsetof(struct slap_internal_schema, si_ad_children) },
206 #ifdef SLAPD_ACI_ENABLED
207         { "OpenLDAPaci", NULL, NULL, NULL,
208                 offsetof(struct slap_internal_schema, si_ad_aci) },
209 #endif
210
211         { "userPassword", NULL, NULL, NULL,
212                 offsetof(struct slap_internal_schema, si_ad_userPassword) },
213         { "authPassword", NULL, NULL, NULL,
214                 offsetof(struct slap_internal_schema, si_ad_authPassword) },
215 #ifdef LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND
216         { "krbName", NULL, NULL, NULL,
217                 offsetof(struct slap_internal_schema, si_ad_krbName) },
218 #endif
219
220         { NULL, NULL, NULL, NULL, 0 }
221 };
222
223 static AttributeType slap_at_undefined = {
224         { "1.1.1", NULL, NULL, 1, NULL,
225                 NULL, NULL, NULL, NULL,
226                 0, 0, 0, 1, 3 }, /* LDAPAttributeType */
227         { sizeof( "UNDEFINED" ) - 1, "UNDEFINED" }, /* cname */
228         NULL, /* sup */
229         NULL, /* subtypes */
230         NULL, NULL, NULL, NULL, /* matching rules */
231         NULL, /* syntax (this may need to be defined) */
232         NULL, /* attribute description */
233         NULL  /* next */
234         /* mutex (don't know how to initialize it :) */
235 };
236
237 struct slap_schema_mr_map {
238         char *ssmm_name;
239         size_t ssmm_offset;
240 } mr_map[] = {
241         { "distinguishedNameMatch",
242                 offsetof(struct slap_internal_schema, si_mr_distinguishedNameMatch) },
243         { "integerMatch",
244                 offsetof(struct slap_internal_schema, si_mr_integerMatch) },
245         { NULL, 0 }
246 };
247
248 struct slap_schema_syn_map {
249         char *sssm_name;
250         size_t sssm_offset;
251 } syn_map[] = {
252         { "1.3.6.1.4.1.1466.115.121.1.12",
253                 offsetof(struct slap_internal_schema, si_syn_distinguishedName) },
254         { "1.3.6.1.4.1.1466.115.121.1.27",
255                 offsetof(struct slap_internal_schema, si_syn_integer) },
256         { NULL, 0 }
257 };
258
259 int
260 schema_prep( void )
261 {
262         int i;
263         /* we should only be called once after schema_init() was called */
264         assert( schema_init_done == 1 );
265
266         for( i=0; oc_map[i].ssom_name; i++ ) {
267                 ObjectClass ** ocp = (ObjectClass **)
268                         &(((char *) &slap_schema)[oc_map[i].ssom_offset]);
269
270                 *ocp = oc_find( oc_map[i].ssom_name );
271
272                 if( *ocp == NULL ) {
273                         fprintf( stderr,
274                                 "No objectClass \"%s\" defined in schema\n",
275                                 oc_map[i].ssom_name );
276                         return LDAP_OBJECT_CLASS_VIOLATION;
277                 }
278         }
279
280         for( i=0; ad_map[i].ssam_name; i++ ) {
281                 int rc;
282                 const char *text;
283
284                 AttributeDescription ** adp = (AttributeDescription **)
285                         &(((char *) &slap_schema)[ad_map[i].ssam_offset]);
286
287                 *adp = NULL;
288
289                 rc = slap_str2ad( ad_map[i].ssam_name, adp, &text );
290
291                 if( rc != LDAP_SUCCESS ) {
292                         fprintf( stderr,
293                                 "No attribute \"%s\" defined in schema\n",
294                                 ad_map[i].ssam_name );
295                         return rc;
296                 }
297
298                 if( ad_map[i].ssam_match ) {
299                         /* install custom matching routine */
300                         (*adp)->ad_type->sat_equality->smr_match = ad_map[i].ssam_match;
301                 }
302         }
303
304         slap_at_undefined.sat_syntax = syn_find( SLAPD_OCTETSTRING_SYNTAX );
305         if( slap_at_undefined.sat_syntax == NULL ) {
306                 fprintf( stderr,
307                         "No octetString syntax \"" SLAPD_OCTETSTRING_SYNTAX "\"\n" );
308                 return LDAP_INVALID_SYNTAX;
309         }
310         slap_schema.si_at_undefined = &slap_at_undefined;
311
312         for( i=0; mr_map[i].ssmm_name; i++ ) {
313                 MatchingRule ** mrp = (MatchingRule **)
314                         &(((char *) &slap_schema)[mr_map[i].ssmm_offset]);
315
316                 *mrp = mr_find( mr_map[i].ssmm_name );
317
318                 if( *mrp == NULL ) {
319                         fprintf( stderr,
320                                 "No matching rule \"%s\" defined in schema\n",
321                                 mr_map[i].ssmm_name );
322                         return LDAP_INAPPROPRIATE_MATCHING;
323                 }
324         }
325
326         for( i=0; syn_map[i].sssm_name; i++ ) {
327                 Syntax ** synp = (Syntax **)
328                         &(((char *) &slap_schema)[syn_map[i].sssm_offset]);
329
330                 *synp = syn_find( syn_map[i].sssm_name );
331
332                 if( *synp == NULL ) {
333                         fprintf( stderr,
334                                 "No syntax \"%s\" defined in schema\n",
335                                 syn_map[i].sssm_name );
336                         return LDAP_INVALID_SYNTAX;
337                 }
338         }
339
340         ++schema_init_done;
341         return LDAP_SUCCESS;
342 }