xref: /freebsd/lib/libgssapi/gss_inquire_context.c (revision f7c32ed617858bcd22f8d1b03199099d50125721)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2005 Doug Rabson
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    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  *	$FreeBSD$
29  */
30 
31 #include <gssapi/gssapi.h>
32 
33 #include "mech_switch.h"
34 #include "context.h"
35 #include "name.h"
36 
37 OM_uint32
38 gss_inquire_context(OM_uint32 *minor_status,
39     const gss_ctx_id_t context_handle,
40     gss_name_t *src_name,
41     gss_name_t *targ_name,
42     OM_uint32 *lifetime_rec,
43     gss_OID *mech_type,
44     OM_uint32 *ctx_flags,
45     int *locally_initiated,
46     int *open)
47 {
48 	OM_uint32 major_status;
49 	struct _gss_context *ctx = (struct _gss_context *) context_handle;
50 	struct _gss_mech_switch *m = ctx->gc_mech;
51 	struct _gss_name *name;
52 	gss_name_t src_mn, targ_mn;
53 
54 	if (locally_initiated)
55 		*locally_initiated = 0;
56 	if (open)
57 		*open = 0;
58 	if (lifetime_rec)
59 		*lifetime_rec = 0;
60 
61 	if (src_name)
62 		*src_name = GSS_C_NO_NAME;
63 	if (targ_name)
64 		*targ_name = GSS_C_NO_NAME;
65 	if (mech_type)
66 		*mech_type = GSS_C_NO_OID;
67 	src_mn = targ_mn = GSS_C_NO_NAME;
68 
69 	major_status = m->gm_inquire_context(minor_status,
70 	    ctx->gc_ctx,
71 	    src_name ? &src_mn : NULL,
72 	    targ_name ? &targ_mn : NULL,
73 	    lifetime_rec,
74 	    mech_type,
75 	    ctx_flags,
76 	    locally_initiated,
77 	    open);
78 
79 	if (major_status != GSS_S_COMPLETE) {
80 		_gss_mg_error(m, major_status, *minor_status);
81 		return (major_status);
82 	}
83 
84 	if (src_name) {
85 		name = _gss_make_name(m, src_mn);
86 		if (!name) {
87 			if (mech_type)
88 				*mech_type = GSS_C_NO_OID;
89 			m->gm_release_name(minor_status, &src_mn);
90 			*minor_status = 0;
91 			return (GSS_S_FAILURE);
92 		}
93 		*src_name = (gss_name_t) name;
94 	}
95 
96 	if (targ_name) {
97 		name = _gss_make_name(m, targ_mn);
98 		if (!name) {
99 			if (mech_type)
100 				*mech_type = GSS_C_NO_OID;
101 			if (src_name)
102 				gss_release_name(minor_status, src_name);
103 			m->gm_release_name(minor_status, &src_mn);
104 			minor_status = NULL;
105 			return (GSS_S_FAILURE);
106 		}
107 		*targ_name = (gss_name_t) name;
108 	}
109 
110 	return (GSS_S_COMPLETE);
111 }
112