1240116Smarcel/*	$NetBSD: gss_display_name.c,v 1.2 2017/01/28 21:31:46 christos Exp $	*/
2240116Smarcel
3240116Smarcel/*-
4240116Smarcel * Copyright (c) 2005 Doug Rabson
5240116Smarcel * All rights reserved.
6240116Smarcel *
7240116Smarcel * Redistribution and use in source and binary forms, with or without
8240116Smarcel * modification, are permitted provided that the following conditions
9240116Smarcel * are met:
10240116Smarcel * 1. Redistributions of source code must retain the above copyright
11240116Smarcel *    notice, this list of conditions and the following disclaimer.
12240116Smarcel * 2. Redistributions in binary form must reproduce the above copyright
13240116Smarcel *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 *	$FreeBSD: src/lib/libgssapi/gss_display_name.c,v 1.1 2005/12/29 14:40:20 dfr Exp $
29 */
30
31#include "mech_locl.h"
32
33GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
34gss_display_name(OM_uint32 *minor_status,
35    gss_const_name_t input_name,
36    gss_buffer_t output_name_buffer,
37    gss_OID *output_name_type)
38{
39	OM_uint32 major_status;
40	struct _gss_name *name = (struct _gss_name *) input_name;
41	struct _gss_mechanism_name *mn;
42
43	_mg_buffer_zero(output_name_buffer);
44	if (output_name_type)
45	    *output_name_type = GSS_C_NO_OID;
46
47	if (name == NULL) {
48		*minor_status = 0;
49		return (GSS_S_BAD_NAME);
50	}
51
52	/*
53	 * If we know it, copy the buffer used to import the name in
54	 * the first place. Otherwise, ask all the MNs in turn if
55	 * they can display the thing.
56	 */
57	if (name->gn_value.value) {
58		output_name_buffer->value = malloc(name->gn_value.length);
59		if (!output_name_buffer->value) {
60			*minor_status = ENOMEM;
61			return (GSS_S_FAILURE);
62		}
63		output_name_buffer->length = name->gn_value.length;
64		memcpy(output_name_buffer->value, name->gn_value.value,
65		    output_name_buffer->length);
66		if (output_name_type)
67			*output_name_type = &name->gn_type;
68
69		*minor_status = 0;
70		return (GSS_S_COMPLETE);
71	} else {
72		HEIM_SLIST_FOREACH(mn, &name->gn_mn, gmn_link) {
73			major_status = mn->gmn_mech->gm_display_name(
74				minor_status, mn->gmn_name,
75				output_name_buffer,
76				output_name_type);
77			if (major_status == GSS_S_COMPLETE)
78				return (GSS_S_COMPLETE);
79		}
80	}
81
82	*minor_status = 0;
83	return (GSS_S_FAILURE);
84}
85