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source: rtems-libbsd/freebsd/contrib/wpa/src/drivers/driver_wired.c @ 9c9d11b

55-freebsd-126-freebsd-12

Last change on this file since 9c9d11b was 9c9d11b, checked in by Sichen Zhao <1473996754@…>, on 08/01/17 at 12:43:41
Import wpa from FreeBSD
Property mode set to `100644`
File size: 16.5 KB

Line
1	#include <machine/rtems-bsd-user-space.h>
2
3	/*
4	* Wired Ethernet driver interface
5	* Copyright (c) 2005-2009, Jouni Malinen <j@w1.fi>
6	* Copyright (c) 2004, Gunter Burchardt <tira@isx.de>
7	*
8	* This software may be distributed under the terms of the BSD license.
9	* See README for more details.
10	*/
11
12	#include "includes.h"
13	#include <sys/ioctl.h>
14	#include <net/if.h>
15	#ifdef __linux__
16	#include <netpacket/packet.h>
17	#include <net/if_arp.h>
18	#include <net/if.h>
19	#endif /* __linux__ */
20	#if defined(__FreeBSD__) \|\| defined(__DragonFly__) \|\| defined(__FreeBSD_kernel__)
21	#include <net/if_dl.h>
22	#include <net/if_media.h>
23	#endif /* defined(__FreeBSD__) \|\| defined(__DragonFly__) \|\| defined(__FreeBSD_kernel__) */
24	#ifdef __sun__
25	#include <sys/sockio.h>
26	#endif /* __sun__ */
27
28	#include "common.h"
29	#include "eloop.h"
30	#include "driver.h"
31
32	#ifdef _MSC_VER
33	#pragma pack(push, 1)
34	#endif /* _MSC_VER */
35
36	struct ieee8023_hdr {
37	u8 dest[6];
38	u8 src[6];
39	u16 ethertype;
40	} STRUCT_PACKED;
41
42	#ifdef _MSC_VER
43	#pragma pack(pop)
44	#endif /* _MSC_VER */
45
46	static const u8 pae_group_addr[ETH_ALEN] =
47	{ 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03 };
48
49
50	struct wpa_driver_wired_data {
51	char ifname[IFNAMSIZ + 1];
52	void *ctx;
53
54	int sock; /* raw packet socket for driver access */
55	int dhcp_sock; /* socket for dhcp packets */
56	int use_pae_group_addr;
57
58	int pf_sock;
59	int membership, multi, iff_allmulti, iff_up;
60	};
61
62
63	/* TODO: detecting new devices should eventually be changed from using DHCP
64	* snooping to trigger on any packet from a new layer 2 MAC address, e.g.,
65	* based on ebtables, etc. */
66
67	struct dhcp_message {
68	u_int8_t op;
69	u_int8_t htype;
70	u_int8_t hlen;
71	u_int8_t hops;
72	u_int32_t xid;
73	u_int16_t secs;
74	u_int16_t flags;
75	u_int32_t ciaddr;
76	u_int32_t yiaddr;
77	u_int32_t siaddr;
78	u_int32_t giaddr;
79	u_int8_t chaddr[16];
80	u_int8_t sname[64];
81	u_int8_t file[128];
82	u_int32_t cookie;
83	u_int8_t options[308]; /* 312 - cookie */
84	};
85
86
87	static int wired_multicast_membership(int sock, int ifindex,
88	const u8 *addr, int add)
89	{
90	#ifdef __linux__
91	struct packet_mreq mreq;
92
93	if (sock < 0)
94	return -1;
95
96	os_memset(&mreq, 0, sizeof(mreq));
97	mreq.mr_ifindex = ifindex;
98	mreq.mr_type = PACKET_MR_MULTICAST;
99	mreq.mr_alen = ETH_ALEN;
100	os_memcpy(mreq.mr_address, addr, ETH_ALEN);
101
102	if (setsockopt(sock, SOL_PACKET,
103	add ? PACKET_ADD_MEMBERSHIP : PACKET_DROP_MEMBERSHIP,
104	&mreq, sizeof(mreq)) < 0) {
105	wpa_printf(MSG_ERROR, "setsockopt: %s", strerror(errno));
106	return -1;
107	}
108	return 0;
109	#else /* __linux__ */
110	return -1;
111	#endif /* __linux__ */
112	}
113
114
115	#ifdef __linux__
116	static void handle_data(void ctx, unsigned char buf, size_t len)
117	{
118	#ifdef HOSTAPD
119	struct ieee8023_hdr *hdr;
120	u8 pos, sa;
121	size_t left;
122	union wpa_event_data event;
123
124	/* must contain at least ieee8023_hdr 6 byte source, 6 byte dest,
125	* 2 byte ethertype */
126	if (len < 14) {
127	wpa_printf(MSG_MSGDUMP, "handle_data: too short (%lu)",
128	(unsigned long) len);
129	return;
130	}
131
132	hdr = (struct ieee8023_hdr *) buf;
133
134	switch (ntohs(hdr->ethertype)) {
135	case ETH_P_PAE:
136	wpa_printf(MSG_MSGDUMP, "Received EAPOL packet");
137	sa = hdr->src;
138	os_memset(&event, 0, sizeof(event));
139	event.new_sta.addr = sa;
140	wpa_supplicant_event(ctx, EVENT_NEW_STA, &event);
141
142	pos = (u8 *) (hdr + 1);
143	left = len - sizeof(*hdr);
144	drv_event_eapol_rx(ctx, sa, pos, left);
145	break;
146
147	default:
148	wpa_printf(MSG_DEBUG, "Unknown ethertype 0x%04x in data frame",
149	ntohs(hdr->ethertype));
150	break;
151	}
152	#endif /* HOSTAPD */
153	}
154
155
156	static void handle_read(int sock, void eloop_ctx, void sock_ctx)
157	{
158	int len;
159	unsigned char buf[3000];
160
161	len = recv(sock, buf, sizeof(buf), 0);
162	if (len < 0) {
163	wpa_printf(MSG_ERROR, "recv: %s", strerror(errno));
164	return;
165	}
166
167	handle_data(eloop_ctx, buf, len);
168	}
169
170
171	static void handle_dhcp(int sock, void eloop_ctx, void sock_ctx)
172	{
173	int len;
174	unsigned char buf[3000];
175	struct dhcp_message *msg;
176	u8 *mac_address;
177	union wpa_event_data event;
178
179	len = recv(sock, buf, sizeof(buf), 0);
180	if (len < 0) {
181	wpa_printf(MSG_ERROR, "recv: %s", strerror(errno));
182	return;
183	}
184
185	/* must contain at least dhcp_message->chaddr */
186	if (len < 44) {
187	wpa_printf(MSG_MSGDUMP, "handle_dhcp: too short (%d)", len);
188	return;
189	}
190
191	msg = (struct dhcp_message *) buf;
192	mac_address = (u8 *) &(msg->chaddr);
193
194	wpa_printf(MSG_MSGDUMP, "Got DHCP broadcast packet from " MACSTR,
195	MAC2STR(mac_address));
196
197	os_memset(&event, 0, sizeof(event));
198	event.new_sta.addr = mac_address;
199	wpa_supplicant_event(eloop_ctx, EVENT_NEW_STA, &event);
200	}
201	#endif /* __linux__ */
202
203
204	static int wired_init_sockets(struct wpa_driver_wired_data drv, u8 own_addr)
205	{
206	#ifdef __linux__
207	struct ifreq ifr;
208	struct sockaddr_ll addr;
209	struct sockaddr_in addr2;
210	int n = 1;
211
212	drv->sock = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_PAE));
213	if (drv->sock < 0) {
214	wpa_printf(MSG_ERROR, "socket[PF_PACKET,SOCK_RAW]: %s",
215	strerror(errno));
216	return -1;
217	}
218
219	if (eloop_register_read_sock(drv->sock, handle_read, drv->ctx, NULL)) {
220	wpa_printf(MSG_INFO, "Could not register read socket");
221	return -1;
222	}
223
224	os_memset(&ifr, 0, sizeof(ifr));
225	os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name));
226	if (ioctl(drv->sock, SIOCGIFINDEX, &ifr) != 0) {
227	wpa_printf(MSG_ERROR, "ioctl(SIOCGIFINDEX): %s",
228	strerror(errno));
229	return -1;
230	}
231
232	os_memset(&addr, 0, sizeof(addr));
233	addr.sll_family = AF_PACKET;
234	addr.sll_ifindex = ifr.ifr_ifindex;
235	wpa_printf(MSG_DEBUG, "Opening raw packet socket for ifindex %d",
236	addr.sll_ifindex);
237
238	if (bind(drv->sock, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
239	wpa_printf(MSG_ERROR, "bind: %s", strerror(errno));
240	return -1;
241	}
242
243	/* filter multicast address */
244	if (wired_multicast_membership(drv->sock, ifr.ifr_ifindex,
245	pae_group_addr, 1) < 0) {
246	wpa_printf(MSG_ERROR, "wired: Failed to add multicast group "
247	"membership");
248	return -1;
249	}
250
251	os_memset(&ifr, 0, sizeof(ifr));
252	os_strlcpy(ifr.ifr_name, drv->ifname, sizeof(ifr.ifr_name));
253	if (ioctl(drv->sock, SIOCGIFHWADDR, &ifr) != 0) {
254	wpa_printf(MSG_ERROR, "ioctl(SIOCGIFHWADDR): %s",
255	strerror(errno));
256	return -1;
257	}
258
259	if (ifr.ifr_hwaddr.sa_family != ARPHRD_ETHER) {
260	wpa_printf(MSG_INFO, "Invalid HW-addr family 0x%04x",
261	ifr.ifr_hwaddr.sa_family);
262	return -1;
263	}
264	os_memcpy(own_addr, ifr.ifr_hwaddr.sa_data, ETH_ALEN);
265
266	/* setup dhcp listen socket for sta detection */
267	if ((drv->dhcp_sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0) {
268	wpa_printf(MSG_ERROR, "socket call failed for dhcp: %s",
269	strerror(errno));
270	return -1;
271	}
272
273	if (eloop_register_read_sock(drv->dhcp_sock, handle_dhcp, drv->ctx,
274	NULL)) {
275	wpa_printf(MSG_INFO, "Could not register read socket");
276	return -1;
277	}
278
279	os_memset(&addr2, 0, sizeof(addr2));
280	addr2.sin_family = AF_INET;
281	addr2.sin_port = htons(67);
282	addr2.sin_addr.s_addr = INADDR_ANY;
283
284	if (setsockopt(drv->dhcp_sock, SOL_SOCKET, SO_REUSEADDR, (char *) &n,
285	sizeof(n)) == -1) {
286	wpa_printf(MSG_ERROR, "setsockopt[SOL_SOCKET,SO_REUSEADDR]: %s",
287	strerror(errno));
288	return -1;
289	}
290	if (setsockopt(drv->dhcp_sock, SOL_SOCKET, SO_BROADCAST, (char *) &n,
291	sizeof(n)) == -1) {
292	wpa_printf(MSG_ERROR, "setsockopt[SOL_SOCKET,SO_BROADCAST]: %s",
293	strerror(errno));
294	return -1;
295	}
296
297	os_memset(&ifr, 0, sizeof(ifr));
298	os_strlcpy(ifr.ifr_ifrn.ifrn_name, drv->ifname, IFNAMSIZ);
299	if (setsockopt(drv->dhcp_sock, SOL_SOCKET, SO_BINDTODEVICE,
300	(char *) &ifr, sizeof(ifr)) < 0) {
301	wpa_printf(MSG_ERROR,
302	"setsockopt[SOL_SOCKET,SO_BINDTODEVICE]: %s",
303	strerror(errno));
304	return -1;
305	}
306
307	if (bind(drv->dhcp_sock, (struct sockaddr *) &addr2,
308	sizeof(struct sockaddr)) == -1) {
309	wpa_printf(MSG_ERROR, "bind: %s", strerror(errno));
310	return -1;
311	}
312
313	return 0;
314	#else /* __linux__ */
315	return -1;
316	#endif /* __linux__ */
317	}
318
319
320	static int wired_send_eapol(void priv, const u8 addr,
321	const u8 *data, size_t data_len, int encrypt,
322	const u8 *own_addr, u32 flags)
323	{
324	struct wpa_driver_wired_data *drv = priv;
325	struct ieee8023_hdr *hdr;
326	size_t len;
327	u8 *pos;
328	int res;
329
330	len = sizeof(*hdr) + data_len;
331	hdr = os_zalloc(len);
332	if (hdr == NULL) {
333	wpa_printf(MSG_INFO,
334	"malloc() failed for wired_send_eapol(len=%lu)",
335	(unsigned long) len);
336	return -1;
337	}
338
339	os_memcpy(hdr->dest, drv->use_pae_group_addr ? pae_group_addr : addr,
340	ETH_ALEN);
341	os_memcpy(hdr->src, own_addr, ETH_ALEN);
342	hdr->ethertype = htons(ETH_P_PAE);
343
344	pos = (u8 *) (hdr + 1);
345	os_memcpy(pos, data, data_len);
346
347	res = send(drv->sock, (u8 *) hdr, len, 0);
348	os_free(hdr);
349
350	if (res < 0) {
351	wpa_printf(MSG_ERROR,
352	"wired_send_eapol - packet len: %lu - failed: send: %s",
353	(unsigned long) len, strerror(errno));
354	}
355
356	return res;
357	}
358
359
360	static void * wired_driver_hapd_init(struct hostapd_data *hapd,
361	struct wpa_init_params *params)
362	{
363	struct wpa_driver_wired_data *drv;
364
365	drv = os_zalloc(sizeof(struct wpa_driver_wired_data));
366	if (drv == NULL) {
367	wpa_printf(MSG_INFO,
368	"Could not allocate memory for wired driver data");
369	return NULL;
370	}
371
372	drv->ctx = hapd;
373	os_strlcpy(drv->ifname, params->ifname, sizeof(drv->ifname));
374	drv->use_pae_group_addr = params->use_pae_group_addr;
375
376	if (wired_init_sockets(drv, params->own_addr)) {
377	os_free(drv);
378	return NULL;
379	}
380
381	return drv;
382	}
383
384
385	static void wired_driver_hapd_deinit(void *priv)
386	{
387	struct wpa_driver_wired_data *drv = priv;
388
389	if (drv->sock >= 0) {
390	eloop_unregister_read_sock(drv->sock);
391	close(drv->sock);
392	}
393
394	if (drv->dhcp_sock >= 0) {
395	eloop_unregister_read_sock(drv->dhcp_sock);
396	close(drv->dhcp_sock);
397	}
398
399	os_free(drv);
400	}
401
402
403	static int wpa_driver_wired_get_ssid(void priv, u8 ssid)
404	{
405	ssid[0] = 0;
406	return 0;
407	}
408
409
410	static int wpa_driver_wired_get_bssid(void priv, u8 bssid)
411	{
412	/* Report PAE group address as the "BSSID" for wired connection. */
413	os_memcpy(bssid, pae_group_addr, ETH_ALEN);
414	return 0;
415	}
416
417
418	static int wpa_driver_wired_get_capa(void priv, struct wpa_driver_capa capa)
419	{
420	os_memset(capa, 0, sizeof(*capa));
421	capa->flags = WPA_DRIVER_FLAGS_WIRED;
422	return 0;
423	}
424
425
426	static int wpa_driver_wired_get_ifflags(const char ifname, int flags)
427	{
428	struct ifreq ifr;
429	int s;
430
431	s = socket(PF_INET, SOCK_DGRAM, 0);
432	if (s < 0) {
433	wpa_printf(MSG_ERROR, "socket: %s", strerror(errno));
434	return -1;
435	}
436
437	os_memset(&ifr, 0, sizeof(ifr));
438	os_strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
439	if (ioctl(s, SIOCGIFFLAGS, (caddr_t) &ifr) < 0) {
440	wpa_printf(MSG_ERROR, "ioctl[SIOCGIFFLAGS]: %s",
441	strerror(errno));
442	close(s);
443	return -1;
444	}
445	close(s);
446	*flags = ifr.ifr_flags & 0xffff;
447	return 0;
448	}
449
450
451	static int wpa_driver_wired_set_ifflags(const char *ifname, int flags)
452	{
453	struct ifreq ifr;
454	int s;
455
456	s = socket(PF_INET, SOCK_DGRAM, 0);
457	if (s < 0) {
458	wpa_printf(MSG_ERROR, "socket: %s", strerror(errno));
459	return -1;
460	}
461
462	os_memset(&ifr, 0, sizeof(ifr));
463	os_strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
464	ifr.ifr_flags = flags & 0xffff;
465	if (ioctl(s, SIOCSIFFLAGS, (caddr_t) &ifr) < 0) {
466	wpa_printf(MSG_ERROR, "ioctl[SIOCSIFFLAGS]: %s",
467	strerror(errno));
468	close(s);
469	return -1;
470	}
471	close(s);
472	return 0;
473	}
474
475	#if defined(__FreeBSD__) \|\| defined(__DragonFly__) \|\| defined(__FreeBSD_kernel__)
476	static int wpa_driver_wired_get_ifstatus(const char ifname, int status)
477	{
478	struct ifmediareq ifmr;
479	int s;
480
481	s = socket(PF_INET, SOCK_DGRAM, 0);
482	if (s < 0) {
483	wpa_printf(MSG_ERROR, "socket: %s", strerror(errno));
484	return -1;
485	}
486
487	os_memset(&ifmr, 0, sizeof(ifmr));
488	os_strlcpy(ifmr.ifm_name, ifname, IFNAMSIZ);
489	if (ioctl(s, SIOCGIFMEDIA, (caddr_t) &ifmr) < 0) {
490	wpa_printf(MSG_ERROR, "ioctl[SIOCGIFMEDIA]: %s",
491	strerror(errno));
492	close(s);
493	return -1;
494	}
495	close(s);
496	*status = (ifmr.ifm_status & (IFM_ACTIVE \| IFM_AVALID)) ==
497	(IFM_ACTIVE \| IFM_AVALID);
498
499	return 0;
500	}
501	#endif /* defined(__FreeBSD__) \|\| defined(__DragonFly__) \|\| defined(FreeBSD_kernel__) */
502
503
504	static int wpa_driver_wired_multi(const char ifname, const u8 addr, int add)
505	{
506	struct ifreq ifr;
507	int s;
508
509	#ifdef __sun__
510	return -1;
511	#endif /* __sun__ */
512
513	s = socket(PF_INET, SOCK_DGRAM, 0);
514	if (s < 0) {
515	wpa_printf(MSG_ERROR, "socket: %s", strerror(errno));
516	return -1;
517	}
518
519	os_memset(&ifr, 0, sizeof(ifr));
520	os_strlcpy(ifr.ifr_name, ifname, IFNAMSIZ);
521	#ifdef __linux__
522	ifr.ifr_hwaddr.sa_family = AF_UNSPEC;
523	os_memcpy(ifr.ifr_hwaddr.sa_data, addr, ETH_ALEN);
524	#endif /* __linux__ */
525	#if defined(__FreeBSD__) \|\| defined(__DragonFly__) \|\| defined(__FreeBSD_kernel__)
526	{
527	struct sockaddr_dl *dlp;
528	dlp = (struct sockaddr_dl *) &ifr.ifr_addr;
529	dlp->sdl_len = sizeof(struct sockaddr_dl);
530	dlp->sdl_family = AF_LINK;
531	dlp->sdl_index = 0;
532	dlp->sdl_nlen = 0;
533	dlp->sdl_alen = ETH_ALEN;
534	dlp->sdl_slen = 0;
535	os_memcpy(LLADDR(dlp), addr, ETH_ALEN);
536	}
537	#endif /* defined(__FreeBSD__) \|\| defined(__DragonFly__) \|\| defined(FreeBSD_kernel__) */
538	#if defined(__NetBSD__) \|\| defined(__OpenBSD__) \|\| defined(__APPLE__)
539	{
540	struct sockaddr *sap;
541	sap = (struct sockaddr *) &ifr.ifr_addr;
542	sap->sa_len = sizeof(struct sockaddr);
543	sap->sa_family = AF_UNSPEC;
544	os_memcpy(sap->sa_data, addr, ETH_ALEN);
545	}
546	#endif /* defined(__NetBSD__) \|\| defined(__OpenBSD__) \|\| defined(__APPLE__) */
547
548	if (ioctl(s, add ? SIOCADDMULTI : SIOCDELMULTI, (caddr_t) &ifr) < 0) {
549	wpa_printf(MSG_ERROR, "ioctl[SIOC{ADD/DEL}MULTI]: %s",
550	strerror(errno));
551	close(s);
552	return -1;
553	}
554	close(s);
555	return 0;
556	}
557
558
559	static void * wpa_driver_wired_init(void ctx, const char ifname)
560	{
561	struct wpa_driver_wired_data *drv;
562	int flags, status;
563
564	drv = os_zalloc(sizeof(*drv));
565	if (drv == NULL)
566	return NULL;
567	os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
568	drv->ctx = ctx;
569
570	#ifdef __linux__
571	drv->pf_sock = socket(PF_PACKET, SOCK_DGRAM, 0);
572	if (drv->pf_sock < 0)
573	wpa_printf(MSG_ERROR, "socket(PF_PACKET): %s", strerror(errno));
574	#else /* __linux__ */
575	drv->pf_sock = -1;
576	#endif /* __linux__ */
577
578	if (wpa_driver_wired_get_ifflags(ifname, &flags) == 0 &&
579	!(flags & IFF_UP) &&
580	wpa_driver_wired_set_ifflags(ifname, flags \| IFF_UP) == 0) {
581	drv->iff_up = 1;
582	}
583
584	if (wired_multicast_membership(drv->pf_sock,
585	if_nametoindex(drv->ifname),
586	pae_group_addr, 1) == 0) {
587	wpa_printf(MSG_DEBUG, "%s: Added multicast membership with "
588	"packet socket", __func__);
589	drv->membership = 1;
590	} else if (wpa_driver_wired_multi(ifname, pae_group_addr, 1) == 0) {
591	wpa_printf(MSG_DEBUG, "%s: Added multicast membership with "
592	"SIOCADDMULTI", __func__);
593	drv->multi = 1;
594	} else if (wpa_driver_wired_get_ifflags(ifname, &flags) < 0) {
595	wpa_printf(MSG_INFO, "%s: Could not get interface "
596	"flags", __func__);
597	os_free(drv);
598	return NULL;
599	} else if (flags & IFF_ALLMULTI) {
600	wpa_printf(MSG_DEBUG, "%s: Interface is already configured "
601	"for multicast", __func__);
602	} else if (wpa_driver_wired_set_ifflags(ifname,
603	flags \| IFF_ALLMULTI) < 0) {
604	wpa_printf(MSG_INFO, "%s: Failed to enable allmulti",
605	__func__);
606	os_free(drv);
607	return NULL;
608	} else {
609	wpa_printf(MSG_DEBUG, "%s: Enabled allmulti mode",
610	__func__);
611	drv->iff_allmulti = 1;
612	}
613	#if defined(__FreeBSD__) \|\| defined(__DragonFly__) \|\| defined(__FreeBSD_kernel__)
614	{
615	int status;
616	wpa_printf(MSG_DEBUG, "%s: waiting for link to become active",
617	__func__);
618	while (wpa_driver_wired_get_ifstatus(ifname, &status) == 0 &&
619	status == 0)
620	sleep(1);
621	}
622	#endif /* defined(__FreeBSD__) \|\| defined(__DragonFly__) \|\| defined(FreeBSD_kernel__) */
623
624	return drv;
625	}
626
627
628	static void wpa_driver_wired_deinit(void *priv)
629	{
630	struct wpa_driver_wired_data *drv = priv;
631	int flags;
632
633	if (drv->membership &&
634	wired_multicast_membership(drv->pf_sock,
635	if_nametoindex(drv->ifname),
636	pae_group_addr, 0) < 0) {
637	wpa_printf(MSG_DEBUG, "%s: Failed to remove PAE multicast "
638	"group (PACKET)", __func__);
639	}
640
641	if (drv->multi &&
642	wpa_driver_wired_multi(drv->ifname, pae_group_addr, 0) < 0) {
643	wpa_printf(MSG_DEBUG, "%s: Failed to remove PAE multicast "
644	"group (SIOCDELMULTI)", __func__);
645	}
646
647	if (drv->iff_allmulti &&
648	(wpa_driver_wired_get_ifflags(drv->ifname, &flags) < 0 \|\|
649	wpa_driver_wired_set_ifflags(drv->ifname,
650	flags & ~IFF_ALLMULTI) < 0)) {
651	wpa_printf(MSG_DEBUG, "%s: Failed to disable allmulti mode",
652	__func__);
653	}
654
655	if (drv->iff_up &&
656	wpa_driver_wired_get_ifflags(drv->ifname, &flags) == 0 &&
657	(flags & IFF_UP) &&
658	wpa_driver_wired_set_ifflags(drv->ifname, flags & ~IFF_UP) < 0) {
659	wpa_printf(MSG_DEBUG, "%s: Failed to set the interface down",
660	__func__);
661	}
662
663	if (drv->pf_sock != -1)
664	close(drv->pf_sock);
665
666	os_free(drv);
667	}
668
669
670	const struct wpa_driver_ops wpa_driver_wired_ops = {
671	.name = "wired",
672	.desc = "Wired Ethernet driver",
673	.hapd_init = wired_driver_hapd_init,
674	.hapd_deinit = wired_driver_hapd_deinit,
675	.hapd_send_eapol = wired_send_eapol,
676	.get_ssid = wpa_driver_wired_get_ssid,
677	.get_bssid = wpa_driver_wired_get_bssid,
678	.get_capa = wpa_driver_wired_get_capa,
679	.init = wpa_driver_wired_init,
680	.deinit = wpa_driver_wired_deinit,
681	};

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