2 * Copyright (c) 2006 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of KTH nor the names of its contributors may be
18 * used to endorse or promote products derived from this software without
19 * specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
22 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
25 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
28 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
31 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44 #include <gssapi_krb5.h>
45 #include <gssapi_spnego.h>
50 gss_print_errors (int min_stat
)
53 OM_uint32 msg_ctx
= 0;
54 gss_buffer_desc status_string
;
58 ret
= gss_display_status (&new_stat
,
64 if (!GSS_ERROR(ret
)) {
65 fprintf (stderr
, "%.*s\n", (int)status_string
.length
,
66 (char *)status_string
.value
);
67 gss_release_buffer (&new_stat
, &status_string
);
69 } while (!GSS_ERROR(ret
) && msg_ctx
!= 0);
73 gss_err(int exitval
, int status
, const char *fmt
, ...)
79 gss_print_errors (status
);
84 static int version_flag
= 0;
85 static int help_flag
= 0;
87 static struct getargs args
[] = {
88 {"version", 0, arg_flag
, &version_flag
, "print version", NULL
},
89 {"help", 0, arg_flag
, &help_flag
, NULL
, NULL
}
95 arg_printusage (args
, sizeof(args
)/sizeof(*args
),
96 NULL
, "service@host");
102 main(int argc
, char **argv
)
104 gss_buffer_desc name_buffer
;
105 OM_uint32 maj_stat
, min_stat
;
106 gss_name_t name
, MNname
, MNname2
;
111 setprogname(argv
[0]);
112 if(getarg(args
, sizeof(args
) / sizeof(args
[0]), argc
, argv
, &optidx
))
126 gsskrb5_set_default_realm("MIT.EDU");
133 len
= asprintf(&str
, "ftp@freeze-arrow.mit.edu");
134 if (len
< 0 || str
== NULL
)
137 name_buffer
.value
= str
;
138 name_buffer
.length
= len
;
140 maj_stat
= gss_import_name(&min_stat
, &name_buffer
,
141 GSS_C_NT_HOSTBASED_SERVICE
,
143 if (maj_stat
!= GSS_S_COMPLETE
)
144 gss_err(1, min_stat
, "import name error");
147 maj_stat
= gss_canonicalize_name (&min_stat
,
151 if (maj_stat
!= GSS_S_COMPLETE
)
152 gss_err(1, min_stat
, "canonicalize name error");
154 maj_stat
= gss_export_name(&min_stat
,
157 if (maj_stat
!= GSS_S_COMPLETE
)
158 gss_err(1, min_stat
, "export name error (KRB5)");
161 * Import the exported name and compare
164 maj_stat
= gss_import_name(&min_stat
, &name_buffer
,
165 GSS_C_NT_EXPORT_NAME
,
167 if (maj_stat
!= GSS_S_COMPLETE
)
168 gss_err(1, min_stat
, "import name error (exported KRB5 name)");
171 maj_stat
= gss_compare_name(&min_stat
, MNname
, MNname2
, &equal
);
172 if (maj_stat
!= GSS_S_COMPLETE
)
173 errx(1, "gss_compare_name");
175 errx(1, "names not equal");
177 gss_release_name(&min_stat
, &MNname2
);
178 gss_release_buffer(&min_stat
, &name_buffer
);
179 gss_release_name(&min_stat
, &MNname
);
180 gss_release_name(&min_stat
, &name
);
183 * Import oid less name and compare to mech name.
184 * Dovecot SASL lib does this.
188 len
= asprintf(&str
, "lha");
189 if (len
< 0 || str
== NULL
)
192 name_buffer
.value
= str
;
193 name_buffer
.length
= len
;
195 maj_stat
= gss_import_name(&min_stat
, &name_buffer
,
198 if (maj_stat
!= GSS_S_COMPLETE
)
199 gss_err(1, min_stat
, "import (no oid) name error");
201 maj_stat
= gss_import_name(&min_stat
, &name_buffer
,
202 GSS_KRB5_NT_USER_NAME
,
204 if (maj_stat
!= GSS_S_COMPLETE
)
205 gss_err(1, min_stat
, "import (krb5 mn) name error");
209 maj_stat
= gss_compare_name(&min_stat
, name
, MNname
, &equal
);
210 if (maj_stat
!= GSS_S_COMPLETE
)
211 errx(1, "gss_compare_name");
213 errx(1, "names not equal");
215 gss_release_name(&min_stat
, &MNname
);
216 gss_release_name(&min_stat
, &name
);
219 maj_stat
= gss_canonicalize_name (&min_stat
,
221 GSS_SPNEGO_MECHANISM
,
223 if (maj_stat
!= GSS_S_COMPLETE
)
224 gss_err(1, min_stat
, "canonicalize name error");
227 maj_stat
= gss_export_name(&maj_stat
,
230 if (maj_stat
!= GSS_S_COMPLETE
)
231 gss_err(1, min_stat
, "export name error (SPNEGO)");
233 gss_release_name(&min_stat
, &MNname
);
234 gss_release_buffer(&min_stat
, &name_buffer
);