1/*
2 * WPA Supplicant - privilege separated driver interface
3 * Copyright (c) 2007-2009, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9#include "includes.h"
10#include <sys/un.h>
11
12#include "common.h"
13#include "driver.h"
14#include "eloop.h"
15#include "common/privsep_commands.h"
16
17
18struct wpa_driver_privsep_data {
19	void *ctx;
20	u8 own_addr[ETH_ALEN];
21	int priv_socket;
22	char *own_socket_path;
23	int cmd_socket;
24	char *own_cmd_path;
25	struct sockaddr_un priv_addr;
26	char ifname[16];
27};
28
29
30static int wpa_priv_reg_cmd(struct wpa_driver_privsep_data *drv, int cmd)
31{
32	int res;
33
34	res = sendto(drv->priv_socket, &cmd, sizeof(cmd), 0,
35		     (struct sockaddr *) &drv->priv_addr,
36		     sizeof(drv->priv_addr));
37	if (res < 0)
38		perror("sendto");
39	return res < 0 ? -1 : 0;
40}
41
42
43static int wpa_priv_cmd(struct wpa_driver_privsep_data *drv, int cmd,
44			const void *data, size_t data_len,
45			void *reply, size_t *reply_len)
46{
47	struct msghdr msg;
48	struct iovec io[2];
49
50	io[0].iov_base = &cmd;
51	io[0].iov_len = sizeof(cmd);
52	io[1].iov_base = (u8 *) data;
53	io[1].iov_len = data_len;
54
55	os_memset(&msg, 0, sizeof(msg));
56	msg.msg_iov = io;
57	msg.msg_iovlen = data ? 2 : 1;
58	msg.msg_name = &drv->priv_addr;
59	msg.msg_namelen = sizeof(drv->priv_addr);
60
61	if (sendmsg(drv->cmd_socket, &msg, 0) < 0) {
62		perror("sendmsg(cmd_socket)");
63		return -1;
64	}
65
66	if (reply) {
67		fd_set rfds;
68		struct timeval tv;
69		int res;
70
71		FD_ZERO(&rfds);
72		FD_SET(drv->cmd_socket, &rfds);
73		tv.tv_sec = 5;
74		tv.tv_usec = 0;
75		res = select(drv->cmd_socket + 1, &rfds, NULL, NULL, &tv);
76		if (res < 0 && errno != EINTR) {
77			perror("select");
78			return -1;
79		}
80
81		if (FD_ISSET(drv->cmd_socket, &rfds)) {
82			res = recv(drv->cmd_socket, reply, *reply_len, 0);
83			if (res < 0) {
84				perror("recv");
85				return -1;
86			}
87			*reply_len = res;
88		} else {
89			wpa_printf(MSG_DEBUG, "PRIVSEP: Timeout while waiting "
90				   "for reply (cmd=%d)", cmd);
91			return -1;
92		}
93	}
94
95	return 0;
96}
97
98
99static int wpa_driver_privsep_scan(void *priv,
100				   struct wpa_driver_scan_params *params)
101{
102	struct wpa_driver_privsep_data *drv = priv;
103	const u8 *ssid = params->ssids[0].ssid;
104	size_t ssid_len = params->ssids[0].ssid_len;
105	wpa_printf(MSG_DEBUG, "%s: priv=%p", __func__, priv);
106	return wpa_priv_cmd(drv, PRIVSEP_CMD_SCAN, ssid, ssid_len,
107			    NULL, NULL);
108}
109
110
111static struct wpa_scan_results *
112wpa_driver_privsep_get_scan_results2(void *priv)
113{
114	struct wpa_driver_privsep_data *drv = priv;
115	int res, num;
116	u8 *buf, *pos, *end;
117	size_t reply_len = 60000;
118	struct wpa_scan_results *results;
119	struct wpa_scan_res *r;
120
121	buf = os_malloc(reply_len);
122	if (buf == NULL)
123		return NULL;
124	res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_SCAN_RESULTS,
125			   NULL, 0, buf, &reply_len);
126	if (res < 0) {
127		os_free(buf);
128		return NULL;
129	}
130
131	wpa_printf(MSG_DEBUG, "privsep: Received %lu bytes of scan results",
132		   (unsigned long) reply_len);
133	if (reply_len < sizeof(int)) {
134		wpa_printf(MSG_DEBUG, "privsep: Invalid scan result len %lu",
135			   (unsigned long) reply_len);
136		os_free(buf);
137		return NULL;
138	}
139
140	pos = buf;
141	end = buf + reply_len;
142	os_memcpy(&num, pos, sizeof(int));
143	if (num < 0 || num > 1000) {
144		os_free(buf);
145		return NULL;
146	}
147	pos += sizeof(int);
148
149	results = os_zalloc(sizeof(*results));
150	if (results == NULL) {
151		os_free(buf);
152		return NULL;
153	}
154
155	results->res = os_calloc(num, sizeof(struct wpa_scan_res *));
156	if (results->res == NULL) {
157		os_free(results);
158		os_free(buf);
159		return NULL;
160	}
161
162	while (results->num < (size_t) num && pos + sizeof(int) < end) {
163		int len;
164		os_memcpy(&len, pos, sizeof(int));
165		pos += sizeof(int);
166		if (len < 0 || len > 10000 || pos + len > end)
167			break;
168
169		r = os_malloc(len);
170		if (r == NULL)
171			break;
172		os_memcpy(r, pos, len);
173		pos += len;
174		if (sizeof(*r) + r->ie_len > (size_t) len) {
175			os_free(r);
176			break;
177		}
178
179		results->res[results->num++] = r;
180	}
181
182	os_free(buf);
183	return results;
184}
185
186
187static int wpa_driver_privsep_set_key(const char *ifname, void *priv,
188				      enum wpa_alg alg, const u8 *addr,
189				      int key_idx, int set_tx,
190				      const u8 *seq, size_t seq_len,
191				      const u8 *key, size_t key_len)
192{
193	struct wpa_driver_privsep_data *drv = priv;
194	struct privsep_cmd_set_key cmd;
195
196	wpa_printf(MSG_DEBUG, "%s: priv=%p alg=%d key_idx=%d set_tx=%d",
197		   __func__, priv, alg, key_idx, set_tx);
198
199	os_memset(&cmd, 0, sizeof(cmd));
200	cmd.alg = alg;
201	if (addr)
202		os_memcpy(cmd.addr, addr, ETH_ALEN);
203	else
204		os_memset(cmd.addr, 0xff, ETH_ALEN);
205	cmd.key_idx = key_idx;
206	cmd.set_tx = set_tx;
207	if (seq && seq_len > 0 && seq_len < sizeof(cmd.seq)) {
208		os_memcpy(cmd.seq, seq, seq_len);
209		cmd.seq_len = seq_len;
210	}
211	if (key && key_len > 0 && key_len < sizeof(cmd.key)) {
212		os_memcpy(cmd.key, key, key_len);
213		cmd.key_len = key_len;
214	}
215
216	return wpa_priv_cmd(drv, PRIVSEP_CMD_SET_KEY, &cmd, sizeof(cmd),
217			    NULL, NULL);
218}
219
220
221static int wpa_driver_privsep_associate(
222	void *priv, struct wpa_driver_associate_params *params)
223{
224	struct wpa_driver_privsep_data *drv = priv;
225	struct privsep_cmd_associate *data;
226	int res;
227	size_t buflen;
228
229	wpa_printf(MSG_DEBUG, "%s: priv=%p freq=%d pairwise_suite=%d "
230		   "group_suite=%d key_mgmt_suite=%d auth_alg=%d mode=%d",
231		   __func__, priv, params->freq, params->pairwise_suite,
232		   params->group_suite, params->key_mgmt_suite,
233		   params->auth_alg, params->mode);
234
235	buflen = sizeof(*data) + params->wpa_ie_len;
236	data = os_zalloc(buflen);
237	if (data == NULL)
238		return -1;
239
240	if (params->bssid)
241		os_memcpy(data->bssid, params->bssid, ETH_ALEN);
242	os_memcpy(data->ssid, params->ssid, params->ssid_len);
243	data->ssid_len = params->ssid_len;
244	data->freq = params->freq;
245	data->pairwise_suite = params->pairwise_suite;
246	data->group_suite = params->group_suite;
247	data->key_mgmt_suite = params->key_mgmt_suite;
248	data->auth_alg = params->auth_alg;
249	data->mode = params->mode;
250	data->wpa_ie_len = params->wpa_ie_len;
251	if (params->wpa_ie)
252		os_memcpy(data + 1, params->wpa_ie, params->wpa_ie_len);
253	/* TODO: add support for other assoc parameters */
254
255	res = wpa_priv_cmd(drv, PRIVSEP_CMD_ASSOCIATE, data, buflen,
256			   NULL, NULL);
257	os_free(data);
258
259	return res;
260}
261
262
263static int wpa_driver_privsep_get_bssid(void *priv, u8 *bssid)
264{
265	struct wpa_driver_privsep_data *drv = priv;
266	int res;
267	size_t len = ETH_ALEN;
268
269	res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_BSSID, NULL, 0, bssid, &len);
270	if (res < 0 || len != ETH_ALEN)
271		return -1;
272	return 0;
273}
274
275
276static int wpa_driver_privsep_get_ssid(void *priv, u8 *ssid)
277{
278	struct wpa_driver_privsep_data *drv = priv;
279	int res, ssid_len;
280	u8 reply[sizeof(int) + 32];
281	size_t len = sizeof(reply);
282
283	res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_SSID, NULL, 0, reply, &len);
284	if (res < 0 || len < sizeof(int))
285		return -1;
286	os_memcpy(&ssid_len, reply, sizeof(int));
287	if (ssid_len < 0 || ssid_len > 32 || sizeof(int) + ssid_len > len) {
288		wpa_printf(MSG_DEBUG, "privsep: Invalid get SSID reply");
289		return -1;
290	}
291	os_memcpy(ssid, &reply[sizeof(int)], ssid_len);
292	return ssid_len;
293}
294
295
296static int wpa_driver_privsep_deauthenticate(void *priv, const u8 *addr,
297					  int reason_code)
298{
299	//struct wpa_driver_privsep_data *drv = priv;
300	wpa_printf(MSG_DEBUG, "%s addr=" MACSTR " reason_code=%d",
301		   __func__, MAC2STR(addr), reason_code);
302	wpa_printf(MSG_DEBUG, "%s - TODO", __func__);
303	return 0;
304}
305
306
307static void wpa_driver_privsep_event_assoc(void *ctx,
308					   enum wpa_event_type event,
309					   u8 *buf, size_t len)
310{
311	union wpa_event_data data;
312	int inc_data = 0;
313	u8 *pos, *end;
314	int ie_len;
315
316	os_memset(&data, 0, sizeof(data));
317
318	pos = buf;
319	end = buf + len;
320
321	if (end - pos < (int) sizeof(int))
322		return;
323	os_memcpy(&ie_len, pos, sizeof(int));
324	pos += sizeof(int);
325	if (ie_len < 0 || ie_len > end - pos)
326		return;
327	if (ie_len) {
328		data.assoc_info.req_ies = pos;
329		data.assoc_info.req_ies_len = ie_len;
330		pos += ie_len;
331		inc_data = 1;
332	}
333
334	wpa_supplicant_event(ctx, event, inc_data ? &data : NULL);
335}
336
337
338static void wpa_driver_privsep_event_interface_status(void *ctx, u8 *buf,
339						      size_t len)
340{
341	union wpa_event_data data;
342	int ievent;
343
344	if (len < sizeof(int) ||
345	    len - sizeof(int) > sizeof(data.interface_status.ifname))
346		return;
347
348	os_memcpy(&ievent, buf, sizeof(int));
349
350	os_memset(&data, 0, sizeof(data));
351	data.interface_status.ievent = ievent;
352	os_memcpy(data.interface_status.ifname, buf + sizeof(int),
353		  len - sizeof(int));
354	wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &data);
355}
356
357
358static void wpa_driver_privsep_event_michael_mic_failure(
359	void *ctx, u8 *buf, size_t len)
360{
361	union wpa_event_data data;
362
363	if (len != sizeof(int))
364		return;
365
366	os_memset(&data, 0, sizeof(data));
367	os_memcpy(&data.michael_mic_failure.unicast, buf, sizeof(int));
368	wpa_supplicant_event(ctx, EVENT_MICHAEL_MIC_FAILURE, &data);
369}
370
371
372static void wpa_driver_privsep_event_pmkid_candidate(void *ctx, u8 *buf,
373						     size_t len)
374{
375	union wpa_event_data data;
376
377	if (len != sizeof(struct pmkid_candidate))
378		return;
379
380	os_memset(&data, 0, sizeof(data));
381	os_memcpy(&data.pmkid_candidate, buf, len);
382	wpa_supplicant_event(ctx, EVENT_PMKID_CANDIDATE, &data);
383}
384
385
386static void wpa_driver_privsep_event_stkstart(void *ctx, u8 *buf, size_t len)
387{
388	union wpa_event_data data;
389
390	if (len != ETH_ALEN)
391		return;
392
393	os_memset(&data, 0, sizeof(data));
394	os_memcpy(data.stkstart.peer, buf, ETH_ALEN);
395	wpa_supplicant_event(ctx, EVENT_STKSTART, &data);
396}
397
398
399static void wpa_driver_privsep_event_ft_response(void *ctx, u8 *buf,
400						 size_t len)
401{
402	union wpa_event_data data;
403
404	if (len < sizeof(int) + ETH_ALEN)
405		return;
406
407	os_memset(&data, 0, sizeof(data));
408	os_memcpy(&data.ft_ies.ft_action, buf, sizeof(int));
409	os_memcpy(data.ft_ies.target_ap, buf + sizeof(int), ETH_ALEN);
410	data.ft_ies.ies = buf + sizeof(int) + ETH_ALEN;
411	data.ft_ies.ies_len = len - sizeof(int) - ETH_ALEN;
412	wpa_supplicant_event(ctx, EVENT_FT_RESPONSE, &data);
413}
414
415
416static void wpa_driver_privsep_event_rx_eapol(void *ctx, u8 *buf, size_t len)
417{
418	if (len < ETH_ALEN)
419		return;
420	drv_event_eapol_rx(ctx, buf, buf + ETH_ALEN, len - ETH_ALEN);
421}
422
423
424static void wpa_driver_privsep_receive(int sock, void *eloop_ctx,
425				       void *sock_ctx)
426{
427	struct wpa_driver_privsep_data *drv = eloop_ctx;
428	u8 *buf, *event_buf;
429	size_t event_len;
430	int res, event;
431	enum privsep_event e;
432	struct sockaddr_un from;
433	socklen_t fromlen = sizeof(from);
434	const size_t buflen = 2000;
435
436	buf = os_malloc(buflen);
437	if (buf == NULL)
438		return;
439	res = recvfrom(sock, buf, buflen, 0,
440		       (struct sockaddr *) &from, &fromlen);
441	if (res < 0) {
442		perror("recvfrom(priv_socket)");
443		os_free(buf);
444		return;
445	}
446
447	wpa_printf(MSG_DEBUG, "privsep_driver: received %u bytes", res);
448
449	if (res < (int) sizeof(int)) {
450		wpa_printf(MSG_DEBUG, "Too short event message (len=%d)", res);
451		return;
452	}
453
454	os_memcpy(&event, buf, sizeof(int));
455	event_buf = &buf[sizeof(int)];
456	event_len = res - sizeof(int);
457	wpa_printf(MSG_DEBUG, "privsep: Event %d received (len=%lu)",
458		   event, (unsigned long) event_len);
459
460	e = event;
461	switch (e) {
462	case PRIVSEP_EVENT_SCAN_RESULTS:
463		wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, NULL);
464		break;
465	case PRIVSEP_EVENT_ASSOC:
466		wpa_driver_privsep_event_assoc(drv->ctx, EVENT_ASSOC,
467					       event_buf, event_len);
468		break;
469	case PRIVSEP_EVENT_DISASSOC:
470		wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
471		break;
472	case PRIVSEP_EVENT_ASSOCINFO:
473		wpa_driver_privsep_event_assoc(drv->ctx, EVENT_ASSOCINFO,
474					       event_buf, event_len);
475		break;
476	case PRIVSEP_EVENT_MICHAEL_MIC_FAILURE:
477		wpa_driver_privsep_event_michael_mic_failure(
478			drv->ctx, event_buf, event_len);
479		break;
480	case PRIVSEP_EVENT_INTERFACE_STATUS:
481		wpa_driver_privsep_event_interface_status(drv->ctx, event_buf,
482							  event_len);
483		break;
484	case PRIVSEP_EVENT_PMKID_CANDIDATE:
485		wpa_driver_privsep_event_pmkid_candidate(drv->ctx, event_buf,
486							 event_len);
487		break;
488	case PRIVSEP_EVENT_STKSTART:
489		wpa_driver_privsep_event_stkstart(drv->ctx, event_buf,
490						  event_len);
491		break;
492	case PRIVSEP_EVENT_FT_RESPONSE:
493		wpa_driver_privsep_event_ft_response(drv->ctx, event_buf,
494						     event_len);
495		break;
496	case PRIVSEP_EVENT_RX_EAPOL:
497		wpa_driver_privsep_event_rx_eapol(drv->ctx, event_buf,
498						  event_len);
499		break;
500	}
501
502	os_free(buf);
503}
504
505
506static void * wpa_driver_privsep_init(void *ctx, const char *ifname)
507{
508	struct wpa_driver_privsep_data *drv;
509
510	drv = os_zalloc(sizeof(*drv));
511	if (drv == NULL)
512		return NULL;
513	drv->ctx = ctx;
514	drv->priv_socket = -1;
515	drv->cmd_socket = -1;
516	os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
517
518	return drv;
519}
520
521
522static void wpa_driver_privsep_deinit(void *priv)
523{
524	struct wpa_driver_privsep_data *drv = priv;
525
526	if (drv->priv_socket >= 0) {
527		wpa_priv_reg_cmd(drv, PRIVSEP_CMD_UNREGISTER);
528		eloop_unregister_read_sock(drv->priv_socket);
529		close(drv->priv_socket);
530	}
531
532	if (drv->own_socket_path) {
533		unlink(drv->own_socket_path);
534		os_free(drv->own_socket_path);
535	}
536
537	if (drv->cmd_socket >= 0) {
538		eloop_unregister_read_sock(drv->cmd_socket);
539		close(drv->cmd_socket);
540	}
541
542	if (drv->own_cmd_path) {
543		unlink(drv->own_cmd_path);
544		os_free(drv->own_cmd_path);
545	}
546
547	os_free(drv);
548}
549
550
551static int wpa_driver_privsep_set_param(void *priv, const char *param)
552{
553	struct wpa_driver_privsep_data *drv = priv;
554	const char *pos;
555	char *own_dir, *priv_dir;
556	static unsigned int counter = 0;
557	size_t len;
558	struct sockaddr_un addr;
559
560	wpa_printf(MSG_DEBUG, "%s: param='%s'", __func__, param);
561	if (param == NULL)
562		pos = NULL;
563	else
564		pos = os_strstr(param, "own_dir=");
565	if (pos) {
566		char *end;
567		own_dir = os_strdup(pos + 8);
568		if (own_dir == NULL)
569			return -1;
570		end = os_strchr(own_dir, ' ');
571		if (end)
572			*end = '\0';
573	} else {
574		own_dir = os_strdup("/tmp");
575		if (own_dir == NULL)
576			return -1;
577	}
578
579	if (param == NULL)
580		pos = NULL;
581	else
582		pos = os_strstr(param, "priv_dir=");
583	if (pos) {
584		char *end;
585		priv_dir = os_strdup(pos + 9);
586		if (priv_dir == NULL) {
587			os_free(own_dir);
588			return -1;
589		}
590		end = os_strchr(priv_dir, ' ');
591		if (end)
592			*end = '\0';
593	} else {
594		priv_dir = os_strdup("/var/run/wpa_priv");
595		if (priv_dir == NULL) {
596			os_free(own_dir);
597			return -1;
598		}
599	}
600
601	len = os_strlen(own_dir) + 50;
602	drv->own_socket_path = os_malloc(len);
603	if (drv->own_socket_path == NULL) {
604		os_free(priv_dir);
605		os_free(own_dir);
606		return -1;
607	}
608	os_snprintf(drv->own_socket_path, len, "%s/wpa_privsep-%d-%d",
609		    own_dir, getpid(), counter++);
610
611	len = os_strlen(own_dir) + 50;
612	drv->own_cmd_path = os_malloc(len);
613	if (drv->own_cmd_path == NULL) {
614		os_free(drv->own_socket_path);
615		drv->own_socket_path = NULL;
616		os_free(priv_dir);
617		os_free(own_dir);
618		return -1;
619	}
620	os_snprintf(drv->own_cmd_path, len, "%s/wpa_privsep-%d-%d",
621		    own_dir, getpid(), counter++);
622
623	os_free(own_dir);
624
625	drv->priv_addr.sun_family = AF_UNIX;
626	os_snprintf(drv->priv_addr.sun_path, sizeof(drv->priv_addr.sun_path),
627		    "%s/%s", priv_dir, drv->ifname);
628	os_free(priv_dir);
629
630	drv->priv_socket = socket(PF_UNIX, SOCK_DGRAM, 0);
631	if (drv->priv_socket < 0) {
632		perror("socket(PF_UNIX)");
633		os_free(drv->own_socket_path);
634		drv->own_socket_path = NULL;
635		return -1;
636	}
637
638	os_memset(&addr, 0, sizeof(addr));
639	addr.sun_family = AF_UNIX;
640	os_strlcpy(addr.sun_path, drv->own_socket_path, sizeof(addr.sun_path));
641	if (bind(drv->priv_socket, (struct sockaddr *) &addr, sizeof(addr)) <
642	    0) {
643		perror("privsep-set-params priv-sock: bind(PF_UNIX)");
644		close(drv->priv_socket);
645		drv->priv_socket = -1;
646		unlink(drv->own_socket_path);
647		os_free(drv->own_socket_path);
648		drv->own_socket_path = NULL;
649		return -1;
650	}
651
652	eloop_register_read_sock(drv->priv_socket, wpa_driver_privsep_receive,
653				 drv, NULL);
654
655	drv->cmd_socket = socket(PF_UNIX, SOCK_DGRAM, 0);
656	if (drv->cmd_socket < 0) {
657		perror("socket(PF_UNIX)");
658		os_free(drv->own_cmd_path);
659		drv->own_cmd_path = NULL;
660		return -1;
661	}
662
663	os_memset(&addr, 0, sizeof(addr));
664	addr.sun_family = AF_UNIX;
665	os_strlcpy(addr.sun_path, drv->own_cmd_path, sizeof(addr.sun_path));
666	if (bind(drv->cmd_socket, (struct sockaddr *) &addr, sizeof(addr)) < 0)
667	{
668		perror("privsep-set-params cmd-sock: bind(PF_UNIX)");
669		close(drv->cmd_socket);
670		drv->cmd_socket = -1;
671		unlink(drv->own_cmd_path);
672		os_free(drv->own_cmd_path);
673		drv->own_cmd_path = NULL;
674		return -1;
675	}
676
677	if (wpa_priv_reg_cmd(drv, PRIVSEP_CMD_REGISTER) < 0) {
678		wpa_printf(MSG_ERROR, "Failed to register with wpa_priv");
679		return -1;
680	}
681
682	return 0;
683}
684
685
686static int wpa_driver_privsep_get_capa(void *priv,
687				       struct wpa_driver_capa *capa)
688{
689	struct wpa_driver_privsep_data *drv = priv;
690	int res;
691	size_t len = sizeof(*capa);
692
693	res = wpa_priv_cmd(drv, PRIVSEP_CMD_GET_CAPA, NULL, 0, capa, &len);
694	if (res < 0 || len != sizeof(*capa))
695		return -1;
696	return 0;
697}
698
699
700static const u8 * wpa_driver_privsep_get_mac_addr(void *priv)
701{
702	struct wpa_driver_privsep_data *drv = priv;
703	wpa_printf(MSG_DEBUG, "%s", __func__);
704	return drv->own_addr;
705}
706
707
708static int wpa_driver_privsep_set_country(void *priv, const char *alpha2)
709{
710	struct wpa_driver_privsep_data *drv = priv;
711	wpa_printf(MSG_DEBUG, "%s country='%s'", __func__, alpha2);
712	return wpa_priv_cmd(drv, PRIVSEP_CMD_SET_COUNTRY, alpha2,
713			    os_strlen(alpha2), NULL, NULL);
714}
715
716
717struct wpa_driver_ops wpa_driver_privsep_ops = {
718	"privsep",
719	"wpa_supplicant privilege separated driver",
720	.get_bssid = wpa_driver_privsep_get_bssid,
721	.get_ssid = wpa_driver_privsep_get_ssid,
722	.set_key = wpa_driver_privsep_set_key,
723	.init = wpa_driver_privsep_init,
724	.deinit = wpa_driver_privsep_deinit,
725	.set_param = wpa_driver_privsep_set_param,
726	.scan2 = wpa_driver_privsep_scan,
727	.deauthenticate = wpa_driver_privsep_deauthenticate,
728	.associate = wpa_driver_privsep_associate,
729	.get_capa = wpa_driver_privsep_get_capa,
730	.get_mac_addr = wpa_driver_privsep_get_mac_addr,
731	.get_scan_results2 = wpa_driver_privsep_get_scan_results2,
732	.set_country = wpa_driver_privsep_set_country,
733};
734
735
736struct wpa_driver_ops *wpa_drivers[] =
737{
738	&wpa_driver_privsep_ops,
739	NULL
740};
741