X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fschema.c;h=5f0a6a717f4d0459feda287223479728e25cf4bf;hb=1fbbc1181152a32c1b9b82342ad6d63034ec7fbb;hp=e82b8cc6002a3eb6a27d3f444577b7507b95ce34;hpb=4bc786f34b50aa301be6f5600f58a980070f481e;p=openldap

diff --git a/servers/slapd/schema.c b/servers/slapd/schema.c
index e82b8cc600..5f0a6a717f 100644
--- a/servers/slapd/schema.c
+++ b/servers/slapd/schema.c
@@ -1,7 +1,7 @@
 /* schema.c - routines to manage schema definitions */
 /* $OpenLDAP$ */
 /*
- * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
+ * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
  */
 
@@ -15,76 +15,152 @@
 
 #include "slap.h"
 #include "ldap_pvt.h"
+#include "lutil.h"
 
 
-#if defined( SLAPD_SCHEMA_DN )
-
-void
-schema_info( Connection *conn, Operation *op, char **attrs, int attrsonly )
+int
+schema_info( Entry **entry, const char **text )
 {
-	Entry		*e;
-	struct berval	val;
-	struct berval	*vals[2];
+	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;
 
-	vals[0] = &val;
-	vals[1] = NULL;
+	Entry		*e;
+	struct berval	vals[5];
 
-	e = (Entry *) ch_calloc( 1, sizeof(Entry) );
+	e = (Entry *) SLAP_CALLOC( 1, sizeof(Entry) );
+	if( e == NULL ) {
+		/* Out of memory, do something about it */
+#ifdef NEW_LOGGING
+		LDAP_LOG( OPERATION, ERR, 
+			"schema_info: SLAP_CALLOC failed - out of memory.\n", 0, 0,0 );
+#else
+		Debug( LDAP_DEBUG_ANY, 
+			"schema_info: SLAP_CALLOC failed - out of memory.\n", 0, 0, 0 );
+#endif
+		*text = "out of memory";
+		return LDAP_OTHER;
+	}
 
 	e->e_attrs = NULL;
-	e->e_dn = ch_strdup( SLAPD_SCHEMA_DN );
-	e->e_ndn = ch_strdup( SLAPD_SCHEMA_DN );
-	(void) dn_normalize( e->e_ndn );
+	/* backend-specific schema info should be created by the
+	 * backend itself
+	 */
+	ber_dupbv( &e->e_name, &global_schemadn );
+	ber_dupbv( &e->e_nname, &global_schemandn );
 	e->e_private = NULL;
 
+	vals[0].bv_val = "subentry";
+	vals[0].bv_len = sizeof("subentry")-1;
+	if( attr_merge_one( e, ad_structuralObjectClass, vals ) ) {
+		/* Out of memory, do something about it */
+		entry_free( e );
+		*text = "out of memory";
+		return LDAP_OTHER;
+	}
+
+	vals[0].bv_val = "top";
+	vals[0].bv_len = sizeof("top")-1;
+	vals[1].bv_val = "subentry";
+	vals[1].bv_len = sizeof("subentry")-1;
+	vals[2].bv_val = "subschema";
+	vals[2].bv_len = sizeof("subschema")-1;
+	vals[3].bv_val = "extensibleObject";
+	vals[3].bv_len = sizeof("extensibleObject")-1;
+	vals[4].bv_val = NULL;
+	if( attr_merge( e, ad_objectClass, vals ) ) {
+		/* Out of memory, do something about it */
+		entry_free( e );
+		*text = "out of memory";
+		return LDAP_OTHER;
+	}
+
 	{
-		char *rdn = ch_strdup( SLAPD_SCHEMA_DN );
-		val.bv_val = strchr( rdn, '=' );
+		int rc;
+		AttributeDescription *desc = NULL;
+		struct berval rdn = global_schemadn;
+		vals[0].bv_val = strchr( rdn.bv_val, '=' );
+
+		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;
 
-		if( val.bv_val != NULL ) {
-			*val.bv_val = '\0';
-			val.bv_len = strlen( ++val.bv_val );
+		rc = slap_bv2ad( &rdn, &desc, text );
 
-			attr_merge( e, rdn, vals );
+		if( rc != LDAP_SUCCESS ) {
+			entry_free( e );
+			*text = "improperly configured subschema subentry";
+			return LDAP_OTHER;
 		}
 
-		free( rdn );
+		if( attr_merge_one( e, desc, vals ) ) {
+			/* Out of memory, do something about it */
+			entry_free( e );
+			*text = "out of memory";
+			return LDAP_OTHER;
+		}
+	}
+
+	{
+		struct		tm *ltm;
+		char		timebuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
+
+		/*
+		 * According to RFC 2251:
+
+   Servers SHOULD provide the attributes createTimestamp and
+   modifyTimestamp in subschema entries, in order to allow clients to
+   maintain their caches of schema information.
+
+		 * to be conservative, we declare schema created 
+		 * AND modified at server startup time ...
+		 */
+
+		ldap_pvt_thread_mutex_lock( &gmtime_mutex );
+		ltm = gmtime( &starttime );
+		lutil_gentime( timebuf, sizeof(timebuf), ltm );
+		ldap_pvt_thread_mutex_unlock( &gmtime_mutex );
+
+		vals[0].bv_val = timebuf;
+		vals[0].bv_len = strlen( timebuf );
+
+		if( attr_merge_one( e, ad_createTimestamp, vals ) ) {
+			/* 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 ) ) {
+			/* 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 ) )
+		|| oc_schema_info( e )
+		|| cr_schema_info( e ) )
 	{
 		/* Out of memory, do something about it */
 		entry_free( e );
-		send_ldap_result( conn, op, LDAP_OTHER,
-			NULL, "out of memory", NULL, NULL );
-		return;
+		*text = "out of memory";
+		return LDAP_OTHER;
 	}
 	
-	val.bv_val = "top";
-	val.bv_len = sizeof("top")-1;
-	attr_merge( e, "objectClass", vals );
-
-	val.bv_val = "LDAPsubentry";
-	val.bv_len = sizeof("LDAPsubentry")-1;
-	attr_merge( e, "objectClass", vals );
-
-	val.bv_val = "subschema";
-	val.bv_len = sizeof("subschema")-1;
-	attr_merge( e, "objectClass", vals );
-
-	val.bv_val = "extensibleObject";
-	val.bv_len = sizeof("extensibleObject")-1;
-	attr_merge( e, "objectClass", vals );
-
-	send_search_entry( &backends[0], conn, op,
-		e, attrs, attrsonly, NULL );
-	send_search_result( conn, op, LDAP_SUCCESS,
-		NULL, NULL, NULL, NULL, 1 );
-
-	entry_free( e );
+	*entry = e;
+	return LDAP_SUCCESS;
 }
-#endif
-