2 * WPA Supplicant - test code for pre-authentication
3 * Copyright (c) 2003-2007, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
8 * IEEE 802.1X Supplicant test code (to be used in place of wpa_supplicant.c.
9 * Not used in production version.
17 #include "eapol_supp/eapol_supp_sm.h"
19 #include "rsn_supp/wpa.h"
20 #include "eap_peer/eap.h"
21 #include "wpa_supplicant_i.h"
22 #include "l2_packet/l2_packet.h"
23 #include "ctrl_iface.h"
24 #include "pcsc_funcs.h"
25 #include "rsn_supp/preauth.h"
26 #include "rsn_supp/pmksa_cache.h"
27 #include "drivers/driver.h"
30 struct wpa_driver_ops *wpa_drivers[] = { NULL };
33 struct preauth_test_data {
38 static void _wpa_supplicant_deauthenticate(void *wpa_s, int reason_code)
40 wpa_supplicant_deauthenticate(wpa_s, reason_code);
44 static u8 * wpa_alloc_eapol(const struct wpa_supplicant *wpa_s, u8 type,
45 const void *data, u16 data_len,
46 size_t *msg_len, void **data_pos)
48 struct ieee802_1x_hdr *hdr;
50 *msg_len = sizeof(*hdr) + data_len;
51 hdr = os_malloc(*msg_len);
55 hdr->version = wpa_s->conf->eapol_version;
57 hdr->length = htons(data_len);
60 os_memcpy(hdr + 1, data, data_len);
62 os_memset(hdr + 1, 0, data_len);
71 static u8 * _wpa_alloc_eapol(void *wpa_s, u8 type,
72 const void *data, u16 data_len,
73 size_t *msg_len, void **data_pos)
75 return wpa_alloc_eapol(wpa_s, type, data, data_len, msg_len, data_pos);
79 static void _wpa_supplicant_set_state(void *ctx, enum wpa_states state)
81 struct wpa_supplicant *wpa_s = ctx;
82 wpa_s->wpa_state = state;
86 static enum wpa_states _wpa_supplicant_get_state(void *ctx)
88 struct wpa_supplicant *wpa_s = ctx;
89 return wpa_s->wpa_state;
93 static int wpa_ether_send(void *wpa_s, const u8 *dest, u16 proto,
94 const u8 *buf, size_t len)
96 printf("%s - not implemented\n", __func__);
101 static void * wpa_supplicant_get_network_ctx(void *wpa_s)
103 return wpa_supplicant_get_ssid(wpa_s);
107 static void _wpa_supplicant_cancel_auth_timeout(void *wpa_s)
109 wpa_supplicant_cancel_auth_timeout(wpa_s);
113 static int wpa_supplicant_get_beacon_ie(void *wpa_s)
115 printf("%s - not implemented\n", __func__);
120 static int wpa_supplicant_get_bssid(void *wpa_s, u8 *bssid)
122 printf("%s - not implemented\n", __func__);
127 static int wpa_supplicant_set_key(void *wpa_s, enum wpa_alg alg,
128 const u8 *addr, int key_idx, int set_tx,
129 const u8 *seq, size_t seq_len,
130 const u8 *key, size_t key_len)
132 printf("%s - not implemented\n", __func__);
137 static int wpa_supplicant_mlme_setprotection(void *wpa_s, const u8 *addr,
141 printf("%s - not implemented\n", __func__);
146 static int wpa_supplicant_add_pmkid(void *wpa_s,
147 const u8 *bssid, const u8 *pmkid)
149 printf("%s - not implemented\n", __func__);
154 static int wpa_supplicant_remove_pmkid(void *wpa_s,
155 const u8 *bssid, const u8 *pmkid)
157 printf("%s - not implemented\n", __func__);
162 static void wpa_supplicant_set_config_blob(void *ctx,
163 struct wpa_config_blob *blob)
165 struct wpa_supplicant *wpa_s = ctx;
166 wpa_config_set_blob(wpa_s->conf, blob);
170 static const struct wpa_config_blob *
171 wpa_supplicant_get_config_blob(void *ctx, const char *name)
173 struct wpa_supplicant *wpa_s = ctx;
174 return wpa_config_get_blob(wpa_s->conf, name);
178 static void test_eapol_clean(struct wpa_supplicant *wpa_s)
180 rsn_preauth_deinit(wpa_s->wpa);
181 pmksa_candidate_free(wpa_s->wpa);
182 wpa_sm_deinit(wpa_s->wpa);
183 scard_deinit(wpa_s->scard);
184 if (wpa_s->ctrl_iface) {
185 wpa_supplicant_ctrl_iface_deinit(wpa_s->ctrl_iface);
186 wpa_s->ctrl_iface = NULL;
188 wpa_config_free(wpa_s->conf);
192 static void eapol_test_timeout(void *eloop_ctx, void *timeout_ctx)
194 struct preauth_test_data *p = eloop_ctx;
195 printf("EAPOL test timed out\n");
196 p->auth_timed_out = 1;
201 static void eapol_test_poll(void *eloop_ctx, void *timeout_ctx)
203 struct wpa_supplicant *wpa_s = eloop_ctx;
204 if (!rsn_preauth_in_progress(wpa_s->wpa))
207 eloop_register_timeout(0, 100000, eapol_test_poll, eloop_ctx,
213 static struct wpa_driver_ops dummy_driver;
216 static void wpa_init_conf(struct wpa_supplicant *wpa_s, const char *ifname)
218 struct l2_packet_data *l2;
219 struct wpa_sm_ctx *ctx;
221 os_memset(&dummy_driver, 0, sizeof(dummy_driver));
222 wpa_s->driver = &dummy_driver;
224 ctx = os_zalloc(sizeof(*ctx));
228 ctx->msg_ctx = wpa_s;
229 ctx->set_state = _wpa_supplicant_set_state;
230 ctx->get_state = _wpa_supplicant_get_state;
231 ctx->deauthenticate = _wpa_supplicant_deauthenticate;
232 ctx->set_key = wpa_supplicant_set_key;
233 ctx->get_network_ctx = wpa_supplicant_get_network_ctx;
234 ctx->get_bssid = wpa_supplicant_get_bssid;
235 ctx->ether_send = wpa_ether_send;
236 ctx->get_beacon_ie = wpa_supplicant_get_beacon_ie;
237 ctx->alloc_eapol = _wpa_alloc_eapol;
238 ctx->cancel_auth_timeout = _wpa_supplicant_cancel_auth_timeout;
239 ctx->add_pmkid = wpa_supplicant_add_pmkid;
240 ctx->remove_pmkid = wpa_supplicant_remove_pmkid;
241 ctx->set_config_blob = wpa_supplicant_set_config_blob;
242 ctx->get_config_blob = wpa_supplicant_get_config_blob;
243 ctx->mlme_setprotection = wpa_supplicant_mlme_setprotection;
245 wpa_s->wpa = wpa_sm_init(ctx);
246 assert(wpa_s->wpa != NULL);
247 wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_PROTO, WPA_PROTO_RSN);
249 os_strlcpy(wpa_s->ifname, ifname, sizeof(wpa_s->ifname));
250 wpa_sm_set_ifname(wpa_s->wpa, wpa_s->ifname, NULL);
252 l2 = l2_packet_init(wpa_s->ifname, NULL, ETH_P_RSN_PREAUTH, NULL,
255 if (l2_packet_get_own_addr(l2, wpa_s->own_addr)) {
256 wpa_printf(MSG_WARNING, "Failed to get own L2 address\n");
259 l2_packet_deinit(l2);
260 wpa_sm_set_own_addr(wpa_s->wpa, wpa_s->own_addr);
264 static void eapol_test_terminate(int sig, void *signal_ctx)
266 struct wpa_supplicant *wpa_s = signal_ctx;
267 wpa_msg(wpa_s, MSG_INFO, "Signal %d received - terminating", sig);
272 int main(int argc, char *argv[])
274 struct wpa_supplicant wpa_s;
277 struct preauth_test_data preauth_test;
279 if (os_program_init())
282 os_memset(&preauth_test, 0, sizeof(preauth_test));
285 wpa_debug_show_keys = 1;
288 printf("usage: preauth_test <conf> <target MAC address> "
293 if (hwaddr_aton(argv[2], bssid)) {
294 printf("Failed to parse target address '%s'.\n", argv[2]);
298 if (eap_register_methods()) {
299 wpa_printf(MSG_ERROR, "Failed to register EAP methods");
304 wpa_printf(MSG_ERROR, "Failed to initialize event loop");
308 os_memset(&wpa_s, 0, sizeof(wpa_s));
309 wpa_s.conf = wpa_config_read(argv[1], NULL);
310 if (wpa_s.conf == NULL) {
311 printf("Failed to parse configuration file '%s'.\n", argv[1]);
314 if (wpa_s.conf->ssid == NULL) {
315 printf("No networks defined.\n");
319 wpa_init_conf(&wpa_s, argv[3]);
320 wpa_s.ctrl_iface = wpa_supplicant_ctrl_iface_init(&wpa_s);
321 if (wpa_s.ctrl_iface == NULL) {
322 printf("Failed to initialize control interface '%s'.\n"
323 "You may have another preauth_test process already "
324 "running or the file was\n"
325 "left by an unclean termination of preauth_test in "
326 "which case you will need\n"
327 "to manually remove this file before starting "
328 "preauth_test again.\n",
329 wpa_s.conf->ctrl_interface);
332 if (wpa_supplicant_scard_init(&wpa_s, wpa_s.conf->ssid))
335 if (rsn_preauth_init(wpa_s.wpa, bssid, &wpa_s.conf->ssid->eap))
338 eloop_register_timeout(30, 0, eapol_test_timeout, &preauth_test, NULL);
339 eloop_register_timeout(0, 100000, eapol_test_poll, &wpa_s, NULL);
340 eloop_register_signal_terminate(eapol_test_terminate, &wpa_s);
341 eloop_register_signal_reconfig(eapol_test_terminate, &wpa_s);
344 if (preauth_test.auth_timed_out)
347 ret = pmksa_cache_set_current(wpa_s.wpa, NULL, bssid, NULL, 0)
351 test_eapol_clean(&wpa_s);
353 eap_peer_unregister_methods();