/* root_dse.c - Provides the ROOT DSA-Specific Entry
 *
 * Copyright 1999 The OpenLDAP Foundation.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted only
 * as authorized by the OpenLDAP Public License.  A copy of this
 * license is available at http://www.OpenLDAP.org/license.html or
 * in file LICENSE in the top-level directory of the distribution.
 */

#include "portable.h"

#include <stdio.h>

#include "ldap_defaults.h"
#include "slap.h"

void
root_dse_info( Connection *conn, Operation *op, char **attrs, int attrsonly )
{
	char buf[BUFSIZ];
	Entry		*e;
	struct berval	val;
	struct berval	*vals[2];
	int		i, j;

	vals[0] = &val;
	vals[1] = NULL;

	e = (Entry *) ch_calloc( 1, sizeof(Entry) );

	e->e_attrs = NULL;
	e->e_dn = ch_strdup( LDAP_ROOT_DSE );
	e->e_ndn = dn_normalize_case( ch_strdup( LDAP_ROOT_DSE ));
	e->e_private = NULL;

	for ( i = 0; i < nbackends; i++ ) {
		for ( j = 0; backends[i].be_suffix[j] != NULL; j++ ) {
			val.bv_val = backends[i].be_suffix[j];
			val.bv_len = strlen( val.bv_val );
			attr_merge( e, "namingContexts", vals );
		}
	}

#if defined( SLAPD_MONITOR_DN )
	val.bv_val = SLAPD_MONITOR_DN;
	val.bv_len = strlen( val.bv_val );
	attr_merge( e, "namingContexts", vals );
	/* subschemasubentry is added by send_search_entry() */
#endif

#if defined( SLAPD_CONFIG_DN )
	val.bv_val = SLAPD_CONFIG_DN;
	val.bv_len = strlen( val.bv_val );
	attr_merge( e, "namingContexts", vals );
#endif

#if defined( SLAPD_SCHEMA_DN )
	val.bv_val = SLAPD_SCHEMA_DN;
	val.bv_len = strlen( val.bv_val );
	attr_merge( e, "namingContexts", vals );
#endif

	/* altServer unsupported */

	/* supportedControl */
	for ( i=0; supportedControls[i] != NULL; i++ ) {
		val.bv_val = supportedControls[i];
		val.bv_len = strlen( val.bv_val );
		attr_merge( e, "supportedControl", vals );
	}

	/* supportedExtension */
	for ( i=0; supportedExtensions[i] != NULL; i++ ) {
		val.bv_val = supportedExtensions[i];
		val.bv_len = strlen( val.bv_val );
		attr_merge( e, "supportedExtension", vals );
	}

	/* supportedLDAPVersion */
	for ( i=LDAP_VERSION_MIN; i<=LDAP_VERSION_MAX; i++ ) {
		sprintf(buf,"%d",i);
		val.bv_val = buf;
		val.bv_len = strlen( val.bv_val );
		attr_merge( e, "supportedLDAPVersion", vals );
	}

	/* supportedSASLMechanism */
	for ( i=0; supportedSASLMechanisms[i] != NULL; i++ ) {
		val.bv_val = supportedSASLMechanisms[i];
		val.bv_len = strlen( val.bv_val );
		attr_merge( e, "supportedSASLMechanism", vals );
	}


	send_search_entry( &backends[0], conn, op, e, attrs, attrsonly, 1 );
	send_ldap_search_result( conn, op, LDAP_SUCCESS, NULL, NULL, 1 );

	entry_free( e );
}