-/* schema.c - routines to enforce schema definitions */
+/* schema.c - routines to manage schema definitions */
+/* $OpenLDAP$ */
+/*
+ * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
+ * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+ */
#include "portable.h"
#include <stdio.h>
+#include <ac/ctype.h>
#include <ac/string.h>
#include <ac/socket.h>
#include "slap.h"
+#include "ldap_pvt.h"
-static struct objclass *oc_find(char *ocname);
-static char * oc_check_required(Entry *e, char *ocname);
-static int oc_check_allowed(char *type, struct berval **ocl);
-/*
- * oc_check - check that entry e conforms to the schema required by
- * its object class(es). returns 0 if so, non-zero otherwise.
- */
+#if defined( SLAPD_SCHEMA_DN )
int
-oc_schema_check( Entry *e )
-{
- Attribute *a, *aoc;
- struct objclass *oc;
- int i;
- int ret = 0;
-
- /* find the object class attribute - could error out here */
- if ( (aoc = attr_find( e->e_attrs, "objectclass" )) == NULL ) {
- Debug( LDAP_DEBUG_ANY, "No object class for entry (%s)\n",
- e->e_dn, 0, 0 );
- return( 0 );
- }
-
- /* check that the entry has required attrs for each oc */
- for ( i = 0; aoc->a_vals[i] != NULL; i++ ) {
- char *s = oc_check_required( e, aoc->a_vals[i]->bv_val );
-
- if (s != NULL) {
- Debug( LDAP_DEBUG_ANY,
- "Entry (%s), oc \"%s\" requires attr \"%s\"\n",
- e->e_dn, aoc->a_vals[i]->bv_val, s );
- ret = 1;
- }
- }
-
- if ( ret != 0 ) {
- return( ret );
- }
-
- /* check that each attr in the entry is allowed by some oc */
- for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
- if ( oc_check_allowed( a->a_type, aoc->a_vals ) != 0 ) {
- Debug( LDAP_DEBUG_ANY,
- "Entry (%s), attr \"%s\" not allowed\n",
- e->e_dn, a->a_type, 0 );
- ret = 1;
- }
- }
-
- return( ret );
-}
-
-static char *
-oc_check_required( Entry *e, char *ocname )
+schema_info( Entry **entry, const char **text )
{
- struct objclass *oc;
- int i;
- Attribute *a;
-
- /* find global oc defn. it we don't know about it assume it's ok */
- if ( (oc = oc_find( ocname )) == NULL ) {
- return( 0 );
- }
-
- /* check for empty oc_required */
- if(oc->oc_required == NULL) {
- return( 0 );
- }
-
- /* for each required attribute */
- for ( i = 0; oc->oc_required[i] != NULL; i++ ) {
- /* see if it's in the entry */
- for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
- if ( strcasecmp( a->a_type, oc->oc_required[i] )
- == 0 ) {
- break;
- }
+ AttributeDescription *ad_structuralObjectClass
+ = slap_schema.si_ad_structuralObjectClass;
+ AttributeDescription *ad_objectClass
+ = slap_schema.si_ad_objectClass;
+
+ Entry *e;
+ struct berval vals[5];
+
+ e = (Entry *) ch_calloc( 1, sizeof(Entry) );
+
+ e->e_attrs = NULL;
+ /* 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;
+ attr_merge_one( e, ad_structuralObjectClass, vals );
+
+ 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;
+ attr_merge( e, ad_objectClass, vals );
+
+ {
+ 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;
}
- /* not there => schema violation */
- if ( a == NULL ) {
- return oc->oc_required[i];
- }
- }
-
- return( NULL );
-}
+ 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;
-/*
- * check to see if attribute is 'operational' or not.
- * this function should be externalized...
- */
-static int
-oc_check_operational( char *type )
-{
- return ( strcasecmp( type, "modifiersname" ) == 0 ||
- strcasecmp( type, "modifytimestamp" ) == 0 ||
- strcasecmp( type, "creatorsname" ) == 0 ||
- strcasecmp( type, "createtimestamp" ) == 0 )
- ? 1 : 0;
-}
-
-static int
-oc_check_allowed( char *type, struct berval **ocl )
-{
- struct objclass *oc;
- int i, j;
+ rc = slap_bv2ad( &rdn, &desc, text );
- /* always allow objectclass attribute */
- if ( strcasecmp( type, "objectclass" ) == 0 ) {
- return( 0 );
- }
-
- if ( oc_check_operational( type ) ) {
- return( 0 );
- }
-
- /* check that the type appears as req or opt in at least one oc */
- for ( i = 0; ocl[i] != NULL; i++ ) {
- /* if we know about the oc */
- if ( (oc = oc_find( ocl[i]->bv_val )) != NULL ) {
- /* does it require the type? */
- for ( j = 0; oc->oc_required != NULL &&
- oc->oc_required[j] != NULL; j++ ) {
- if ( strcasecmp( oc->oc_required[j], type )
- == 0 ) {
- return( 0 );
- }
- }
- /* does it allow the type? */
- for ( j = 0; oc->oc_allowed != NULL &&
- oc->oc_allowed[j] != NULL; j++ ) {
- if ( strcasecmp( oc->oc_allowed[j], type )
- == 0 || strcmp( oc->oc_allowed[j], "*" )
- == 0 )
- {
- return( 0 );
- }
- }
- /* maybe the next oc allows it */
-
- /* we don't know about the oc. assume it allows it */
- } else {
- return( 0 );
+ if( rc != LDAP_SUCCESS ) {
+ entry_free( e );
+ *text = "improperly configured subschema subentry";
+ return LDAP_OTHER;
}
- }
-
- /* not allowed by any oc */
- return( 1 );
-}
-
-static struct objclass *
-oc_find( char *ocname )
-{
- struct objclass *oc;
- for ( oc = global_oc; oc != NULL; oc = oc->oc_next ) {
- if ( strcasecmp( oc->oc_name, ocname ) == 0 ) {
- return( oc );
- }
+ attr_merge_one( e, desc, vals );
}
- return( NULL );
-}
-
-#ifdef LDAP_DEBUG
-
-static void
-oc_print( struct objclass *oc )
-{
- int i;
-
- printf( "objectclass %s\n", oc->oc_name );
- if ( oc->oc_required != NULL ) {
- printf( "\trequires %s", oc->oc_required[0] );
- for ( i = 1; oc->oc_required[i] != NULL; i++ ) {
- printf( ",%s", oc->oc_required[i] );
- }
- printf( "\n" );
- }
- if ( oc->oc_allowed != NULL ) {
- printf( "\tallows %s", oc->oc_allowed[0] );
- for ( i = 1; oc->oc_allowed[i] != NULL; i++ ) {
- printf( ",%s", oc->oc_allowed[i] );
- }
- printf( "\n" );
+ if ( syn_schema_info( e )
+ || mr_schema_info( e )
+ || mru_schema_info( e )
+ || at_schema_info( e )
+ || oc_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;
}
-
#endif