2 * Copyright (c) 1997 - 2000 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 the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #include "test_locl.h"
35 #include <gssapi/gssapi.h>
36 #include <gssapi/gssapi_krb5.h>
37 #include <gssapi/gssapi_spnego.h>
38 #include "gss_common.h"
43 gss_ctx_id_t context_hdl,
44 gss_name_t client_name
47 OM_uint32 maj_stat, min_stat;
48 gss_buffer_desc real_input_token, real_output_token;
49 gss_buffer_t input_token = &real_input_token,
50 output_token = &real_output_token;
51 gss_name_t server_name;
54 print_gss_name("User is", client_name);
56 maj_stat = gss_inquire_context(&min_stat,
65 if (GSS_ERROR(maj_stat))
66 gss_err (1, min_stat, "gss_inquire_context");
68 print_gss_name("Server is", server_name);
70 maj_stat = gss_release_name(&min_stat, &server_name);
71 if (GSS_ERROR(maj_stat))
72 gss_err (1, min_stat, "gss_release_name");
76 read_token (sock, input_token);
77 read_token (sock, output_token);
79 maj_stat = gss_verify_mic (&min_stat,
84 if (GSS_ERROR(maj_stat))
85 gss_err (1, min_stat, "gss_verify_mic");
87 fprintf (stderr, "gss_verify_mic: %.*s\n", (int)input_token->length,
88 (char *)input_token->value);
90 gss_release_buffer (&min_stat, input_token);
91 gss_release_buffer (&min_stat, output_token);
95 read_token (sock, input_token);
97 maj_stat = gss_unwrap (&min_stat,
103 if(GSS_ERROR(maj_stat))
104 gss_err (1, min_stat, "gss_unwrap");
106 fprintf (stderr, "gss_unwrap: %.*s %s\n", (int)output_token->length,
107 (char *)output_token->value,
108 conf_flag ? "CONF" : "INT");
110 gss_release_buffer (&min_stat, input_token);
111 gss_release_buffer (&min_stat, output_token);
113 read_token (sock, input_token);
115 maj_stat = gss_unwrap (&min_stat,
121 if(GSS_ERROR(maj_stat))
122 gss_err (1, min_stat, "gss_unwrap");
124 fprintf (stderr, "gss_unwrap: %.*s %s\n", (int)output_token->length,
125 (char *)output_token->value,
126 conf_flag ? "CONF" : "INT");
128 gss_release_buffer (&min_stat, input_token);
129 gss_release_buffer (&min_stat, output_token);
135 proto (int sock, const char *service)
137 struct sockaddr_in remote, local;
139 gss_ctx_id_t context_hdl = GSS_C_NO_CONTEXT;
140 gss_buffer_desc real_input_token, real_output_token;
141 gss_buffer_t input_token = &real_input_token,
142 output_token = &real_output_token;
143 OM_uint32 maj_stat, min_stat;
144 gss_name_t client_name;
145 struct gss_channel_bindings_struct input_chan_bindings;
146 gss_cred_id_t delegated_cred_handle = NULL;
153 addrlen = sizeof(local);
154 if (getsockname (sock, (struct sockaddr *)&local, &addrlen) < 0
155 || addrlen != sizeof(local))
156 err (1, "getsockname)");
158 addrlen = sizeof(remote);
159 if (getpeername (sock, (struct sockaddr *)&remote, &addrlen) < 0
160 || addrlen != sizeof(remote))
161 err (1, "getpeername");
163 input_chan_bindings.initiator_addrtype = GSS_C_AF_INET;
164 input_chan_bindings.initiator_address.length = 4;
165 init_buf[0] = (remote.sin_addr.s_addr >> 24) & 0xFF;
166 init_buf[1] = (remote.sin_addr.s_addr >> 16) & 0xFF;
167 init_buf[2] = (remote.sin_addr.s_addr >> 8) & 0xFF;
168 init_buf[3] = (remote.sin_addr.s_addr >> 0) & 0xFF;
170 input_chan_bindings.initiator_address.value = init_buf;
171 input_chan_bindings.acceptor_addrtype = GSS_C_AF_INET;
173 input_chan_bindings.acceptor_address.length = 4;
174 acct_buf[0] = (local.sin_addr.s_addr >> 24) & 0xFF;
175 acct_buf[1] = (local.sin_addr.s_addr >> 16) & 0xFF;
176 acct_buf[2] = (local.sin_addr.s_addr >> 8) & 0xFF;
177 acct_buf[3] = (local.sin_addr.s_addr >> 0) & 0xFF;
178 input_chan_bindings.acceptor_address.value = acct_buf;
179 input_chan_bindings.application_data.value = emalloc(4);
181 * (unsigned short *)input_chan_bindings.application_data.value =
183 * ((unsigned short *)input_chan_bindings.application_data.value + 1) =
185 input_chan_bindings.application_data.length = 4;
187 input_chan_bindings.application_data.length = 0;
188 input_chan_bindings.application_data.value = NULL;
191 delegated_cred_handle = GSS_C_NO_CREDENTIAL;
194 read_token (sock, input_token);
196 gss_accept_sec_context (&min_stat,
200 &input_chan_bindings,
206 &delegated_cred_handle);
207 if(GSS_ERROR(maj_stat))
208 gss_err (1, min_stat, "gss_accept_sec_context");
209 if (output_token->length != 0)
210 write_token (sock, output_token);
211 if (GSS_ERROR(maj_stat)) {
212 if (context_hdl != GSS_C_NO_CONTEXT)
213 gss_delete_sec_context (&min_stat,
218 } while(maj_stat & GSS_S_CONTINUE_NEEDED);
220 p = (char *)mech_oid->elements;
221 if (mech_oid->length == GSS_KRB5_MECHANISM->length
222 && memcmp(p, GSS_KRB5_MECHANISM->elements, mech_oid->length) == 0)
224 else if (mech_oid->length == GSS_SPNEGO_MECHANISM->length
225 && memcmp(p, GSS_SPNEGO_MECHANISM->elements, mech_oid->length) == 0)
226 mech = "SPNEGO"; /* XXX Silly, wont show up */
230 printf("Using mech: %s\n", mech);
232 if (delegated_cred_handle != GSS_C_NO_CREDENTIAL) {
233 krb5_context context;
235 printf("Delegated cred found\n");
237 maj_stat = krb5_init_context(&context);
238 maj_stat = krb5_cc_resolve(context, "FILE:/tmp/krb5cc_test", &ccache);
239 maj_stat = gss_krb5_copy_ccache(&min_stat,
240 delegated_cred_handle,
244 maj_stat = krb5_cc_get_principal(context, ccache, &p);
247 maj_stat = krb5_unparse_name(context, p, &name);
249 printf("Delegated user is: `%s'\n", name);
252 krb5_free_principal(context, p);
255 krb5_cc_close(context, ccache);
256 gss_release_cred(&min_stat, &delegated_cred_handle);
263 if (pipe (pipefd) < 0)
272 maj_stat = gss_export_sec_context (&min_stat,
275 if (GSS_ERROR(maj_stat))
276 gss_err (1, min_stat, "gss_export_sec_context");
277 write_token (pipefd[1], &buf);
280 gss_ctx_id_t context_hdl;
284 read_token (pipefd[0], &buf);
286 maj_stat = gss_import_sec_context (&min_stat, &buf, &context_hdl);
287 if (GSS_ERROR(maj_stat))
288 gss_err (1, min_stat, "gss_import_sec_context");
289 gss_release_buffer (&min_stat, &buf);
290 return process_it (sock, context_hdl, client_name);
293 return process_it (sock, context_hdl, client_name);
298 doit (int port, const char *service)
301 struct sockaddr_in my_addr;
305 sock = socket (AF_INET, SOCK_STREAM, 0);
309 memset (&my_addr, 0, sizeof(my_addr));
310 my_addr.sin_family = AF_INET;
311 my_addr.sin_port = port;
312 my_addr.sin_addr.s_addr = INADDR_ANY;
314 if (setsockopt (sock, SOL_SOCKET, SO_REUSEADDR,
315 (void *)&one, sizeof(one)) < 0)
316 warn ("setsockopt SO_REUSEADDR");
318 if (bind (sock, (struct sockaddr *)&my_addr, sizeof(my_addr)) < 0)
322 if (listen (sock, 1) < 0)
325 sock2 = accept (sock, NULL, NULL);
329 ret = proto (sock2, service);
335 main(int argc, char **argv)
337 krb5_context context = NULL; /* XXX */
338 int port = server_setup(&context, argc, argv);
339 return doit (port, service);