freebsd-src/lib/libgssapi/gss_release_name.c

/*-
 * Copyright (c) 2005 Doug Rabson
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	$FreeBSD$
 */

#include <gssapi/gssapi.h>
#include <stdlib.h>
#include <errno.h>

#include "mech_switch.h"
#include "name.h"

OM_uint32
gss_release_name(OM_uint32 *minor_status,
    gss_name_t *input_name)
{
	struct _gss_name *name = (struct _gss_name *) *input_name;

	*minor_status = 0;
	if (name) {
		if (name->gn_type.elements)
			free(name->gn_type.elements);
		while (SLIST_FIRST(&name->gn_mn)) {
			struct _gss_mechanism_name *mn;
			mn = SLIST_FIRST(&name->gn_mn);
			SLIST_REMOVE_HEAD(&name->gn_mn, gmn_link);
			mn->gmn_mech->gm_release_name(minor_status,
			    &mn->gmn_name);
			free(mn);
		}
		gss_release_buffer(minor_status, &name->gn_value);
		free(name);
		*input_name = GSS_C_NO_NAME;
	}
	return (GSS_S_COMPLETE);
}