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-rw-r--r--libraries/libldap/dds.c156
1 files changed, 156 insertions, 0 deletions
diff --git a/libraries/libldap/dds.c b/libraries/libldap/dds.c
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index 0000000..1e908fb
--- /dev/null
+++ b/libraries/libldap/dds.c
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+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2005-2021 The OpenLDAP Foundation.
+ * Portions Copyright 2005-2006 SysNet s.n.c.
+ * 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>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was developed by Pierangelo Masarati for inclusion
+ * in OpenLDAP Software */
+
+#include "portable.h"
+
+#include <stdio.h>
+#include <ac/stdlib.h>
+#include <ac/string.h>
+#include <ac/time.h>
+
+#include "ldap-int.h"
+
+int
+ldap_parse_refresh( LDAP *ld, LDAPMessage *res, ber_int_t *newttl )
+{
+ int rc;
+ struct berval *retdata = NULL;
+ ber_tag_t tag;
+ BerElement *ber;
+
+ assert( ld != NULL );
+ assert( LDAP_VALID( ld ) );
+ assert( res != NULL );
+ assert( newttl != NULL );
+
+ *newttl = 0;
+
+ rc = ldap_parse_extended_result( ld, res, NULL, &retdata, 0 );
+
+ if ( rc != LDAP_SUCCESS ) {
+ return rc;
+ }
+
+ if ( ld->ld_errno != LDAP_SUCCESS ) {
+ return ld->ld_errno;
+ }
+
+ if ( retdata == NULL ) {
+ rc = ld->ld_errno = LDAP_DECODING_ERROR;
+ return rc;
+ }
+
+ ber = ber_init( retdata );
+ if ( ber == NULL ) {
+ rc = ld->ld_errno = LDAP_NO_MEMORY;
+ goto done;
+ }
+
+ /* check the tag */
+ tag = ber_scanf( ber, "{i}", newttl );
+ ber_free( ber, 1 );
+
+ if ( tag != LDAP_TAG_EXOP_REFRESH_RES_TTL ) {
+ *newttl = 0;
+ rc = ld->ld_errno = LDAP_DECODING_ERROR;
+ }
+
+done:;
+ if ( retdata ) {
+ ber_bvfree( retdata );
+ }
+
+ return rc;
+}
+
+int
+ldap_refresh(
+ LDAP *ld,
+ struct berval *dn,
+ ber_int_t ttl,
+ LDAPControl **sctrls,
+ LDAPControl **cctrls,
+ int *msgidp )
+{
+ struct berval bv = { 0, NULL };
+ BerElement *ber = NULL;
+ int rc;
+
+ assert( ld != NULL );
+ assert( LDAP_VALID( ld ) );
+ assert( dn != NULL );
+ assert( msgidp != NULL );
+
+ *msgidp = -1;
+
+ ber = ber_alloc_t( LBER_USE_DER );
+
+ if ( ber == NULL ) {
+ ld->ld_errno = LDAP_NO_MEMORY;
+ return ld->ld_errno;
+ }
+
+ ber_printf( ber, "{tOtiN}",
+ LDAP_TAG_EXOP_REFRESH_REQ_DN, dn,
+ LDAP_TAG_EXOP_REFRESH_REQ_TTL, ttl );
+
+ rc = ber_flatten2( ber, &bv, 0 );
+
+ if ( rc < 0 ) {
+ rc = ld->ld_errno = LDAP_ENCODING_ERROR;
+ goto done;
+ }
+
+ rc = ldap_extended_operation( ld, LDAP_EXOP_REFRESH, &bv,
+ sctrls, cctrls, msgidp );
+
+done:;
+ ber_free( ber, 1 );
+
+ return rc;
+}
+
+int
+ldap_refresh_s(
+ LDAP *ld,
+ struct berval *dn,
+ ber_int_t ttl,
+ ber_int_t *newttl,
+ LDAPControl **sctrls,
+ LDAPControl **cctrls )
+{
+ int rc;
+ int msgid;
+ LDAPMessage *res;
+
+ rc = ldap_refresh( ld, dn, ttl, sctrls, cctrls, &msgid );
+ if ( rc != LDAP_SUCCESS ) return rc;
+
+ rc = ldap_result( ld, msgid, LDAP_MSG_ALL, (struct timeval *)NULL, &res );
+ if( rc == -1 || !res ) return ld->ld_errno;
+
+ rc = ldap_parse_refresh( ld, res, newttl );
+ if( rc != LDAP_SUCCESS ) {
+ ldap_msgfree( res );
+ return rc;
+ }
+
+ return ldap_result2error( ld, res, 1 );
+}
+