summaryrefslogtreecommitdiffstats
path: root/servers/slapd/schema.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--servers/slapd/schema.c167
1 files changed, 167 insertions, 0 deletions
diff --git a/servers/slapd/schema.c b/servers/slapd/schema.c
new file mode 100644
index 0000000..a98f0c6
--- /dev/null
+++ b/servers/slapd/schema.c
@@ -0,0 +1,167 @@
+/* schema.c - routines to manage schema definitions */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2022 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+
+#include <ac/ctype.h>
+#include <ac/string.h>
+#include <ac/socket.h>
+
+#include "slap.h"
+#include "lutil.h"
+
+
+int
+schema_info( Entry **entry, const char **text )
+{
+ AttributeDescription *ad_structuralObjectClass
+ = slap_schema.si_ad_structuralObjectClass;
+ AttributeDescription *ad_objectClass
+ = slap_schema.si_ad_objectClass;
+ AttributeDescription *ad_createTimestamp
+ = slap_schema.si_ad_createTimestamp;
+ AttributeDescription *ad_modifyTimestamp
+ = slap_schema.si_ad_modifyTimestamp;
+
+ Entry *e;
+ struct berval vals[5];
+ struct berval nvals[5];
+
+ e = entry_alloc();
+ if( e == NULL ) {
+ /* Out of memory, do something about it */
+ Debug( LDAP_DEBUG_ANY,
+ "schema_info: entry_alloc failed - out of memory.\n" );
+ *text = "out of memory";
+ return LDAP_OTHER;
+ }
+
+ e->e_attrs = NULL;
+ /* backend-specific schema info should be created by the
+ * backend itself
+ */
+ ber_dupbv( &e->e_name, &frontendDB->be_schemadn );
+ ber_dupbv( &e->e_nname, &frontendDB->be_schemandn );
+ e->e_private = NULL;
+
+ BER_BVSTR( &vals[0], "subentry" );
+ if( attr_merge_one( e, ad_structuralObjectClass, vals, NULL ) ) {
+ /* Out of memory, do something about it */
+ entry_free( e );
+ *text = "out of memory";
+ return LDAP_OTHER;
+ }
+
+ BER_BVSTR( &vals[0], "top" );
+ BER_BVSTR( &vals[1], "subentry" );
+ BER_BVSTR( &vals[2], "subschema" );
+ BER_BVSTR( &vals[3], "extensibleObject" );
+ BER_BVZERO( &vals[4] );
+ if ( attr_merge( e, ad_objectClass, vals, NULL ) ) {
+ /* Out of memory, do something about it */
+ entry_free( e );
+ *text = "out of memory";
+ return LDAP_OTHER;
+ }
+
+ {
+ int rc;
+ AttributeDescription *desc = NULL;
+ struct berval rdn = frontendDB->be_schemadn;
+ vals[0].bv_val = ber_bvchr( &rdn, '=' );
+
+ if( vals[0].bv_val == NULL ) {
+ *text = "improperly configured subschema subentry";
+ return LDAP_OTHER;
+ }
+
+ vals[0].bv_val++;
+ vals[0].bv_len = rdn.bv_len - (vals[0].bv_val - rdn.bv_val);
+ rdn.bv_len -= vals[0].bv_len + 1;
+
+ rc = slap_bv2ad( &rdn, &desc, text );
+
+ if( rc != LDAP_SUCCESS ) {
+ entry_free( e );
+ *text = "improperly configured subschema subentry";
+ return LDAP_OTHER;
+ }
+
+ nvals[0].bv_val = ber_bvchr( &frontendDB->be_schemandn, '=' );
+ assert( nvals[0].bv_val != NULL );
+ nvals[0].bv_val++;
+ nvals[0].bv_len = frontendDB->be_schemandn.bv_len -
+ (nvals[0].bv_val - frontendDB->be_schemandn.bv_val);
+
+ if ( attr_merge_one( e, desc, vals, nvals ) ) {
+ /* Out of memory, do something about it */
+ entry_free( e );
+ *text = "out of memory";
+ return LDAP_OTHER;
+ }
+ }
+
+ {
+ char timebuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
+
+ /*
+ * According to RFC 4512:
+
+ Servers SHOULD maintain the 'creatorsName', 'createTimestamp',
+ 'modifiersName', and 'modifyTimestamp' attributes for all entries of
+ the DIT.
+
+ * to be conservative, we declare schema created
+ * AND modified at server startup time ...
+ */
+
+ vals[0].bv_val = timebuf;
+ vals[0].bv_len = sizeof( timebuf );
+
+ slap_timestamp( &starttime, vals );
+
+ if( attr_merge_one( e, ad_createTimestamp, vals, NULL ) ) {
+ /* Out of memory, do something about it */
+ entry_free( e );
+ *text = "out of memory";
+ return LDAP_OTHER;
+ }
+ if( attr_merge_one( e, ad_modifyTimestamp, vals, NULL ) ) {
+ /* Out of memory, do something about it */
+ entry_free( e );
+ *text = "out of memory";
+ return LDAP_OTHER;
+ }
+ }
+
+ if ( syn_schema_info( e )
+ || mr_schema_info( e )
+ || mru_schema_info( e )
+ || at_schema_info( e )
+ || oc_schema_info( e )
+ || cr_schema_info( e ) )
+ {
+ /* Out of memory, do something about it */
+ entry_free( e );
+ *text = "out of memory";
+ return LDAP_OTHER;
+ }
+
+ *entry = e;
+ return LDAP_SUCCESS;
+}