xref: /freebsd/lib/libgssapi/gss_inquire_context.c (revision 38f0b757fd84d17d0fc24739a7cda160c4516d81)
1 /*-
2  * Copyright (c) 2005 Doug Rabson
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  *	$FreeBSD$
27  */
28 
29 #include <gssapi/gssapi.h>
30 
31 #include "mech_switch.h"
32 #include "context.h"
33 #include "name.h"
34 
35 OM_uint32
36 gss_inquire_context(OM_uint32 *minor_status,
37     const gss_ctx_id_t context_handle,
38     gss_name_t *src_name,
39     gss_name_t *targ_name,
40     OM_uint32 *lifetime_rec,
41     gss_OID *mech_type,
42     OM_uint32 *ctx_flags,
43     int *locally_initiated,
44     int *open)
45 {
46 	OM_uint32 major_status;
47 	struct _gss_context *ctx = (struct _gss_context *) context_handle;
48 	struct _gss_mech_switch *m = ctx->gc_mech;
49 	struct _gss_name *name;
50 	gss_name_t src_mn, targ_mn;
51 
52 	if (locally_initiated)
53 		*locally_initiated = 0;
54 	if (open)
55 		*open = 0;
56 	if (lifetime_rec)
57 		*lifetime_rec = 0;
58 
59 	if (src_name)
60 		*src_name = GSS_C_NO_NAME;
61 	if (targ_name)
62 		*targ_name = GSS_C_NO_NAME;
63 	if (mech_type)
64 		*mech_type = GSS_C_NO_OID;
65 	src_mn = targ_mn = GSS_C_NO_NAME;
66 
67 	major_status = m->gm_inquire_context(minor_status,
68 	    ctx->gc_ctx,
69 	    src_name ? &src_mn : NULL,
70 	    targ_name ? &targ_mn : NULL,
71 	    lifetime_rec,
72 	    mech_type,
73 	    ctx_flags,
74 	    locally_initiated,
75 	    open);
76 
77 	if (major_status != GSS_S_COMPLETE) {
78 		_gss_mg_error(m, major_status, *minor_status);
79 		return (major_status);
80 	}
81 
82 	if (src_name) {
83 		name = _gss_make_name(m, src_mn);
84 		if (!name) {
85 			if (mech_type)
86 				*mech_type = GSS_C_NO_OID;
87 			m->gm_release_name(minor_status, &src_mn);
88 			*minor_status = 0;
89 			return (GSS_S_FAILURE);
90 		}
91 		*src_name = (gss_name_t) name;
92 	}
93 
94 	if (targ_name) {
95 		name = _gss_make_name(m, targ_mn);
96 		if (!name) {
97 			if (mech_type)
98 				*mech_type = GSS_C_NO_OID;
99 			if (src_name)
100 				gss_release_name(minor_status, src_name);
101 			m->gm_release_name(minor_status, &src_mn);
102 			minor_status = 0;
103 			return (GSS_S_FAILURE);
104 		}
105 		*targ_name = (gss_name_t) name;
106 	}
107 
108 	return (GSS_S_COMPLETE);
109 }
110