1 /* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2 /* tests/gssapi/t_ccselect.c - Test program for GSSAPI cred selection */
3 /*
4 * Copyright 2011 by the Massachusetts Institute of Technology.
5 * All Rights Reserved.
6 *
7 * Export of this software from the United States of America may
8 * require a specific license from the United States Government.
9 * It is the responsibility of any person or organization contemplating
10 * export to obtain such a license before exporting.
11 *
12 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
13 * distribute this software and its documentation for any purpose and
14 * without fee is hereby granted, provided that the above copyright
15 * notice appear in all copies and that both that copyright notice and
16 * this permission notice appear in supporting documentation, and that
17 * the name of M.I.T. not be used in advertising or publicity pertaining
18 * to distribution of the software without specific, written prior
19 * permission. Furthermore if you modify this software you must label
20 * your software as modified software and not distribute it in such a
21 * fashion that it might be confused with the original M.I.T. software.
22 * M.I.T. makes no representations about the suitability of
23 * this software for any purpose. It is provided "as is" without express
24 * or implied warranty.
25 */
26
27 #include <stdio.h>
28 #include <stdlib.h>
29 #include <string.h>
30
31 #include "common.h"
32
33 /*
34 * Test program for client credential selection, intended to be run from a
35 * Python test script. Establishes contexts with an optionally specified
36 * initiator name, a specified target name, and the default acceptor cred. If
37 * the exchange is successful, prints the initiator name as seen by the
38 * acceptor. If any call is unsuccessful, displays an error message. Exits
39 * with status 0 if all operations are successful, or 1 if not.
40 *
41 * Usage: ./t_ccselect targetname [initiatorname|-]
42 */
43
44 int
main(int argc,char * argv[])45 main(int argc, char *argv[])
46 {
47 OM_uint32 minor, major, flags;
48 gss_cred_id_t initiator_cred = GSS_C_NO_CREDENTIAL;
49 gss_name_t target_name, initiator_name = GSS_C_NO_NAME;
50 gss_name_t real_initiator_name;
51 gss_buffer_desc namebuf;
52 gss_ctx_id_t initiator_context, acceptor_context;
53
54 if (argc < 2 || argc > 3) {
55 fprintf(stderr, "Usage: %s targetname [initiatorname|-]\n", argv[0]);
56 return 1;
57 }
58
59 target_name = import_name(argv[1]);
60
61 if (argc >= 3) {
62 /* Get initiator cred. */
63 if (strcmp(argv[2], "-") != 0)
64 initiator_name = import_name(argv[2]);
65 major = gss_acquire_cred(&minor, initiator_name, GSS_C_INDEFINITE,
66 GSS_C_NO_OID_SET, GSS_C_INITIATE,
67 &initiator_cred, NULL, NULL);
68 check_gsserr("gss_acquire_cred", major, minor);
69 }
70
71 flags = GSS_C_REPLAY_FLAG | GSS_C_SEQUENCE_FLAG;
72 establish_contexts(&mech_krb5, initiator_cred, GSS_C_NO_CREDENTIAL,
73 target_name, flags, &initiator_context,
74 &acceptor_context, &real_initiator_name, NULL, NULL);
75
76 namebuf.value = NULL;
77 namebuf.length = 0;
78 major = gss_display_name(&minor, real_initiator_name, &namebuf, NULL);
79 check_gsserr("gss_display_name(initiator)", major, minor);
80 printf("%.*s\n", (int)namebuf.length, (char *)namebuf.value);
81
82 (void)gss_release_name(&minor, &target_name);
83 (void)gss_release_name(&minor, &initiator_name);
84 (void)gss_release_name(&minor, &real_initiator_name);
85 (void)gss_release_cred(&minor, &initiator_cred);
86 (void)gss_delete_sec_context(&minor, &initiator_context, NULL);
87 (void)gss_delete_sec_context(&minor, &acceptor_context, NULL);
88 (void)gss_release_buffer(&minor, &namebuf);
89 return 0;
90 }
91