openldap/servers/slapd/starttls.c

71 lines
1.5 KiB
C

/* $OpenLDAP$ */
/*
* 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 <ac/socket.h>
#include "slap.h"
#ifdef HAVE_TLS
int
starttls_extop (
SLAP_EXTOP_CALLBACK_FN cb,
Connection *conn,
Operation *op,
char * oid,
struct berval * reqdata,
struct berval ** rspdata,
LDAPControl ***rspctrls,
char ** text )
{
void *ctx;
if ( reqdata != NULL ) {
/* no request data should be provided */
return LDAP_PROTOCOL_ERROR;
}
/* can't start TLS if it is already started */
if (conn->c_is_tls != 0)
return(LDAP_OPERATIONS_ERROR);
/* fail if TLS could not be initialized */
if (ldap_pvt_tls_get_option(NULL, LDAP_OPT_X_TLS_CERT, &ctx) != 0
|| ctx == NULL)
{
if (default_referral != NULL) {
/* caller will put the referral into the result */
return(LDAP_REFERRAL);
}
return(LDAP_UNAVAILABLE);
}
/* can't start TLS if there are other op's around */
if (conn->c_ops != NULL) {
if (conn->c_ops != op || op->o_next != NULL)
return(LDAP_OPERATIONS_ERROR);
}
if (conn->c_pending_ops != NULL) {
if (conn->c_pending_ops != op || op->o_next != NULL)
return(LDAP_OPERATIONS_ERROR);
}
conn->c_is_tls = 1;
conn->c_needs_tls_accept = 1;
return(LDAP_SUCCESS);
}
#endif /* HAVE_TLS */