xref: /freebsd/crypto/heimdal/lib/gssapi/mech/gss_inquire_context.c (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
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: src/lib/libgssapi/gss_inquire_context.c,v 1.1 2005/12/29 14:40:20 dfr Exp $
27  */
28 
29 #include "mech_locl.h"
30 
31 GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
32 gss_inquire_context(OM_uint32 *minor_status,
33     const gss_ctx_id_t context_handle,
34     gss_name_t *src_name,
35     gss_name_t *targ_name,
36     OM_uint32 *lifetime_rec,
37     gss_OID *mech_type,
38     OM_uint32 *ctx_flags,
39     int *locally_initiated,
40     int *xopen)
41 {
42 	OM_uint32 major_status;
43 	struct _gss_context *ctx = (struct _gss_context *) context_handle;
44 	gssapi_mech_interface m = ctx->gc_mech;
45 	struct _gss_name *name;
46 	gss_name_t src_mn, targ_mn;
47 
48 	if (locally_initiated)
49 	    *locally_initiated = 0;
50 	if (xopen)
51 	    *xopen = 0;
52 	if (lifetime_rec)
53 	    *lifetime_rec = 0;
54 
55 	if (src_name)
56 	    *src_name = GSS_C_NO_NAME;
57 	if (targ_name)
58 	    *targ_name = GSS_C_NO_NAME;
59 	if (mech_type)
60 	    *mech_type = GSS_C_NO_OID;
61 	src_mn = targ_mn = GSS_C_NO_NAME;
62 
63 	major_status = m->gm_inquire_context(minor_status,
64 	    ctx->gc_ctx,
65 	    src_name ? &src_mn : NULL,
66 	    targ_name ? &targ_mn : NULL,
67 	    lifetime_rec,
68 	    mech_type,
69 	    ctx_flags,
70 	    locally_initiated,
71 	    xopen);
72 
73 	if (major_status != GSS_S_COMPLETE) {
74 		_gss_mg_error(m, major_status, *minor_status);
75 		return (major_status);
76 	}
77 
78 	if (src_name) {
79 		name = _gss_make_name(m, src_mn);
80 		if (!name) {
81 			if (mech_type)
82 				*mech_type = GSS_C_NO_OID;
83 			m->gm_release_name(minor_status, &src_mn);
84 			*minor_status = 0;
85 			return (GSS_S_FAILURE);
86 		}
87 		*src_name = (gss_name_t) name;
88 	}
89 
90 	if (targ_name) {
91 		name = _gss_make_name(m, targ_mn);
92 		if (!name) {
93 			if (mech_type)
94 				*mech_type = GSS_C_NO_OID;
95 			if (src_name)
96 				gss_release_name(minor_status, src_name);
97 			m->gm_release_name(minor_status, &targ_mn);
98 			*minor_status = 0;
99 			return (GSS_S_FAILURE);
100 		}
101 		*targ_name = (gss_name_t) name;
102 	}
103 
104 	return (GSS_S_COMPLETE);
105 }
106