/*
 * Copyright (c) 2006 - 2008 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 KTH 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 KTH AND ITS 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 KTH OR ITS 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 "krb5/gsskrb5_locl.h"
#include <err.h>
#include "test_common.h"

char *
gssapi_err(OM_uint32 maj_stat, OM_uint32 min_stat, gss_OID mech)
{
	OM_uint32 disp_min_stat, disp_maj_stat;
	gss_buffer_desc maj_error_message;
	gss_buffer_desc min_error_message;
	OM_uint32 msg_ctx = 0;

	char *ret = NULL;

	maj_error_message.length = 0;
	maj_error_message.value = NULL;
	min_error_message.length = 0;
	min_error_message.value = NULL;

	disp_maj_stat = gss_display_status(&disp_min_stat, maj_stat,
					   GSS_C_GSS_CODE,
					   mech, &msg_ctx, &maj_error_message);
	disp_maj_stat = gss_display_status(&disp_min_stat, min_stat,
					   GSS_C_MECH_CODE,
					   mech, &msg_ctx, &min_error_message);
	if (asprintf(&ret, "gss-code: %lu %.*s -- mech-code: %lu %.*s",
		     (unsigned long)maj_stat,
		     (int)maj_error_message.length,
		     (char *)maj_error_message.value,
		     (unsigned long)min_stat,
		     (int)min_error_message.length,
		     (char *)min_error_message.value) < 0 || ret == NULL)
	    errx(1, "malloc");

	gss_release_buffer(&disp_min_stat, &maj_error_message);
	gss_release_buffer(&disp_min_stat, &min_error_message);

	return ret;
}