1 /* schema.c - routines to manage schema definitions */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 1998-2004 The OpenLDAP Foundation.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted only as authorized by the OpenLDAP
12 * A copy of this license is available in the file LICENSE in the
13 * top-level directory of the distribution or, alternatively, at
14 * <http://www.OpenLDAP.org/license.html>.
22 #include <ac/string.h>
23 #include <ac/socket.h>
31 schema_info( Entry **entry, const char **text )
33 AttributeDescription *ad_structuralObjectClass
34 = slap_schema.si_ad_structuralObjectClass;
35 AttributeDescription *ad_objectClass
36 = slap_schema.si_ad_objectClass;
37 AttributeDescription *ad_createTimestamp
38 = slap_schema.si_ad_createTimestamp;
39 AttributeDescription *ad_modifyTimestamp
40 = slap_schema.si_ad_modifyTimestamp;
43 struct berval vals[5];
44 struct berval nvals[5];
46 e = (Entry *) SLAP_CALLOC( 1, sizeof(Entry) );
48 /* Out of memory, do something about it */
50 LDAP_LOG( OPERATION, ERR,
51 "schema_info: SLAP_CALLOC failed - out of memory.\n", 0, 0,0 );
53 Debug( LDAP_DEBUG_ANY,
54 "schema_info: SLAP_CALLOC failed - out of memory.\n", 0, 0, 0 );
56 *text = "out of memory";
61 /* backend-specific schema info should be created by the
64 ber_dupbv( &e->e_name, &global_schemadn );
65 ber_dupbv( &e->e_nname, &global_schemandn );
68 vals[0].bv_val = "subentry";
69 vals[0].bv_len = sizeof("subentry")-1;
70 if( attr_merge_one( e, ad_structuralObjectClass, vals, vals ) )
72 /* Out of memory, do something about it */
74 *text = "out of memory";
78 vals[0].bv_val = "top";
79 vals[0].bv_len = sizeof("top")-1;
80 vals[1].bv_val = "subentry";
81 vals[1].bv_len = sizeof("subentry")-1;
82 vals[2].bv_val = "subschema";
83 vals[2].bv_len = sizeof("subschema")-1;
84 vals[3].bv_val = "extensibleObject";
85 vals[3].bv_len = sizeof("extensibleObject")-1;
86 vals[4].bv_val = NULL;
87 if( attr_merge( e, ad_objectClass, vals, vals ) )
89 /* Out of memory, do something about it */
91 *text = "out of memory";
97 AttributeDescription *desc = NULL;
98 struct berval rdn = global_schemadn;
99 vals[0].bv_val = strchr( rdn.bv_val, '=' );
101 if( vals[0].bv_val == NULL ) {
102 *text = "improperly configured subschema subentry";
107 vals[0].bv_len = rdn.bv_len - (vals[0].bv_val - rdn.bv_val);
108 rdn.bv_len -= vals[0].bv_len + 1;
110 rc = slap_bv2ad( &rdn, &desc, text );
112 if( rc != LDAP_SUCCESS ) {
114 *text = "improperly configured subschema subentry";
118 nvals[0].bv_val = strchr( global_schemandn.bv_val, '=' );
119 assert( nvals[0].bv_val );
121 nvals[0].bv_len = global_schemandn.bv_len -
122 (nvals[0].bv_val - global_schemandn.bv_val);
124 if( attr_merge_one( e, desc, vals, nvals ) )
126 /* Out of memory, do something about it */
128 *text = "out of memory";
138 char timebuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
141 * According to RFC 2251:
143 Servers SHOULD provide the attributes createTimestamp and
144 modifyTimestamp in subschema entries, in order to allow clients to
145 maintain their caches of schema information.
147 * to be conservative, we declare schema created
148 * AND modified at server startup time ...
152 ltm = gmtime_r( &starttime, <m_buf );
154 ldap_pvt_thread_mutex_lock( &gmtime_mutex );
155 ltm = gmtime( &starttime );
156 #endif /* HAVE_GMTIME_R */
157 lutil_gentime( timebuf, sizeof(timebuf), ltm );
158 #ifndef HAVE_GMTIME_R
159 ldap_pvt_thread_mutex_unlock( &gmtime_mutex );
162 vals[0].bv_val = timebuf;
163 vals[0].bv_len = strlen( timebuf );
165 if( attr_merge_one( e, ad_createTimestamp, vals, vals ) )
167 /* Out of memory, do something about it */
169 *text = "out of memory";
172 if( attr_merge_one( e, ad_modifyTimestamp, vals, vals ) )
174 /* Out of memory, do something about it */
176 *text = "out of memory";
181 if ( syn_schema_info( e )
182 || mr_schema_info( e )
183 || mru_schema_info( e )
184 || at_schema_info( e )
185 || oc_schema_info( e )
186 || cr_schema_info( e ) )
188 /* Out of memory, do something about it */
190 *text = "out of memory";