xref: /netbsd-src/crypto/external/bsd/heimdal/dist/lib/gssapi/ntlm/release_cred.c (revision d3273b5b76f5afaafe308cead5511dbb8df8c5e9)

/*	$NetBSD: release_cred.c,v 1.2 2017/01/28 21:31:47 christos Exp $	*/

/*
 * Copyright (c) 2006 Kungliga Tekniska Högskolan
 * (Royal Institute of Technology, Stockholm, Sweden).
 * 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.
 *
 * 3. Neither the name of the Institute nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE 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 INSTITUTE 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.
 */

#include "ntlm.h"

OM_uint32 GSSAPI_CALLCONV _gss_ntlm_release_cred
           (OM_uint32 * minor_status,
            gss_cred_id_t * cred_handle
           )
{
    ntlm_cred cred;

    if (minor_status)
	*minor_status = 0;

    if (cred_handle == NULL || *cred_handle == GSS_C_NO_CREDENTIAL)
	return GSS_S_COMPLETE;

    cred = (ntlm_cred)*cred_handle;
    *cred_handle = GSS_C_NO_CREDENTIAL;

    if (cred->username)
	free(cred->username);
    if (cred->domain)
	free(cred->domain);
    if (cred->key.data) {
	memset(cred->key.data, 0, cred->key.length);
	free(cred->key.data);
    }

    return GSS_S_COMPLETE;
}