2 * netifd - network interface daemon
3 * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2
7 * as published by the Free Software Foundation
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
19 #include <sys/types.h>
20 #include <sys/socket.h>
21 #include <net/ethernet.h>
24 #include <netinet/ether.h>
27 #include <libubox/list.h>
33 static struct list_head devtypes = LIST_HEAD_INIT(devtypes);
34 static struct avl_tree devices;
35 static bool default_ps = true;
37 static const struct blobmsg_policy dev_attrs[__DEV_ATTR_MAX] = {
38 [DEV_ATTR_TYPE] = { .name = "type", .type = BLOBMSG_TYPE_STRING },
39 [DEV_ATTR_MTU] = { .name = "mtu", .type = BLOBMSG_TYPE_INT32 },
40 [DEV_ATTR_MTU6] = { .name = "mtu6", .type = BLOBMSG_TYPE_INT32 },
41 [DEV_ATTR_MACADDR] = { .name = "macaddr", .type = BLOBMSG_TYPE_STRING },
42 [DEV_ATTR_TXQUEUELEN] = { .name = "txqueuelen", .type = BLOBMSG_TYPE_INT32 },
43 [DEV_ATTR_ENABLED] = { .name = "enabled", .type = BLOBMSG_TYPE_BOOL },
44 [DEV_ATTR_IPV6] = { .name = "ipv6", .type = BLOBMSG_TYPE_BOOL },
45 [DEV_ATTR_PROMISC] = { .name = "promisc", .type = BLOBMSG_TYPE_BOOL },
46 [DEV_ATTR_RPFILTER] = { .name = "rpfilter", .type = BLOBMSG_TYPE_STRING },
47 [DEV_ATTR_ACCEPTLOCAL] = { .name = "acceptlocal", .type = BLOBMSG_TYPE_BOOL },
48 [DEV_ATTR_IGMPVERSION] = { .name = "igmpversion", .type = BLOBMSG_TYPE_INT32 },
49 [DEV_ATTR_MLDVERSION] = { .name = "mldversion", .type = BLOBMSG_TYPE_INT32 },
50 [DEV_ATTR_NEIGHREACHABLETIME] = { .name = "neighreachabletime", .type = BLOBMSG_TYPE_INT32 },
51 [DEV_ATTR_NEIGHGCSTALETIME] = { .name = "neighgcstaletime", .type = BLOBMSG_TYPE_INT32 },
52 [DEV_ATTR_RPS] = { .name = "rps", .type = BLOBMSG_TYPE_BOOL },
53 [DEV_ATTR_XPS] = { .name = "xps", .type = BLOBMSG_TYPE_BOOL },
54 [DEV_ATTR_DADTRANSMITS] = { .name = "dadtransmits", .type = BLOBMSG_TYPE_INT32 },
55 [DEV_ATTR_MULTICAST_TO_UNICAST] = { .name = "multicast_to_unicast", .type = BLOBMSG_TYPE_BOOL },
56 [DEV_ATTR_MULTICAST_ROUTER] = { .name = "multicast_router", .type = BLOBMSG_TYPE_INT32 },
57 [DEV_ATTR_MULTICAST_FAST_LEAVE] = { .name = "multicast_fast_leave", . type = BLOBMSG_TYPE_BOOL },
58 [DEV_ATTR_MULTICAST] = { .name ="multicast", .type = BLOBMSG_TYPE_BOOL },
59 [DEV_ATTR_LEARNING] = { .name ="learning", .type = BLOBMSG_TYPE_BOOL },
60 [DEV_ATTR_UNICAST_FLOOD] = { .name ="unicast_flood", .type = BLOBMSG_TYPE_BOOL },
63 const struct uci_blob_param_list device_attr_list = {
64 .n_params = __DEV_ATTR_MAX,
68 static int __devlock = 0;
70 int device_type_add(struct device_type *devtype)
72 if (device_type_get(devtype->name)) {
73 netifd_log_message(L_WARNING, "Device handler '%s' already exists\n",
78 netifd_log_message(L_NOTICE, "Added device handler type: %s\n",
81 list_add(&devtype->list, &devtypes);
85 /* Retrieve the device type for the given name. If 'bridge' is true, the type
86 * must have bridge capabilities
89 device_type_get(const char *tname)
91 struct device_type *cur;
93 list_for_each_entry(cur, &devtypes, list)
94 if (!strcmp(cur->name, tname))
100 void device_lock(void)
105 void device_unlock(void)
109 device_free_unused(NULL);
112 static int set_device_state(struct device *dev, bool state)
115 /* Get ifindex for all devices being enabled so a valid */
116 /* ifindex is in place avoiding possible race conditions */
117 device_set_ifindex(dev, system_if_resolve(dev));
130 simple_device_set_state(struct device *dev, bool state)
135 pdev = dev->parent.dev;
136 if (state && !pdev) {
137 pdev = system_if_get_parent(dev);
139 device_add_user(&dev->parent, pdev);
144 ret = device_claim(&dev->parent);
146 device_release(&dev->parent);
151 return set_device_state(dev, state);
154 static struct device *
155 simple_device_create(const char *name, struct device_type *devtype,
156 struct blob_attr *attr)
158 struct blob_attr *tb[__DEV_ATTR_MAX];
159 struct device *dev = NULL;
161 /* device type is unused for simple devices */
164 blobmsg_parse(dev_attrs, __DEV_ATTR_MAX, tb, blob_data(attr), blob_len(attr));
165 dev = device_get(name, true);
169 dev->set_state = simple_device_set_state;
170 device_init_settings(dev, tb);
175 static void simple_device_free(struct device *dev)
178 device_remove_user(&dev->parent);
182 struct device_type simple_device_type = {
183 .name = "Network device",
184 .config_params = &device_attr_list,
186 .create = simple_device_create,
187 .check_state = system_if_check,
188 .free = simple_device_free,
192 device_merge_settings(struct device *dev, struct device_settings *n)
194 struct device_settings *os = &dev->orig_settings;
195 struct device_settings *s = &dev->settings;
197 memset(n, 0, sizeof(*n));
198 n->mtu = s->flags & DEV_OPT_MTU ? s->mtu : os->mtu;
199 n->mtu6 = s->flags & DEV_OPT_MTU6 ? s->mtu6 : os->mtu6;
200 n->txqueuelen = s->flags & DEV_OPT_TXQUEUELEN ?
201 s->txqueuelen : os->txqueuelen;
203 (s->flags & DEV_OPT_MACADDR ? s->macaddr : os->macaddr),
205 n->ipv6 = s->flags & DEV_OPT_IPV6 ? s->ipv6 : os->ipv6;
206 n->promisc = s->flags & DEV_OPT_PROMISC ? s->promisc : os->promisc;
207 n->rpfilter = s->flags & DEV_OPT_RPFILTER ? s->rpfilter : os->rpfilter;
208 n->acceptlocal = s->flags & DEV_OPT_ACCEPTLOCAL ? s->acceptlocal : os->acceptlocal;
209 n->igmpversion = s->flags & DEV_OPT_IGMPVERSION ? s->igmpversion : os->igmpversion;
210 n->mldversion = s->flags & DEV_OPT_MLDVERSION ? s->mldversion : os->mldversion;
211 n->neigh4reachabletime = s->flags & DEV_OPT_NEIGHREACHABLETIME ?
212 s->neigh4reachabletime : os->neigh4reachabletime;
213 n->neigh6reachabletime = s->flags & DEV_OPT_NEIGHREACHABLETIME ?
214 s->neigh6reachabletime : os->neigh6reachabletime;
215 n->neigh4gcstaletime = s->flags & DEV_OPT_NEIGHGCSTALETIME ?
216 s->neigh4gcstaletime : os->neigh4gcstaletime;
217 n->neigh6gcstaletime = s->flags & DEV_OPT_NEIGHGCSTALETIME ?
218 s->neigh6gcstaletime : os->neigh6gcstaletime;
219 n->dadtransmits = s->flags & DEV_OPT_DADTRANSMITS ?
220 s->dadtransmits : os->dadtransmits;
221 n->multicast = s->flags & DEV_OPT_MULTICAST ?
222 s->multicast : os->multicast;
223 n->multicast_to_unicast = s->multicast_to_unicast;
224 n->multicast_router = s->multicast_router;
225 n->multicast_fast_leave = s->multicast_fast_leave;
226 n->learning = s->learning;
227 n->unicast_flood = s->unicast_flood;
228 n->flags = s->flags | os->flags | os->valid_flags;
232 device_init_settings(struct device *dev, struct blob_attr **tb)
234 struct device_settings *s = &dev->settings;
235 struct blob_attr *cur;
236 struct ether_addr *ea;
237 bool disabled = false;
240 if ((cur = tb[DEV_ATTR_ENABLED]))
241 disabled = !blobmsg_get_bool(cur);
243 if ((cur = tb[DEV_ATTR_MTU]) && blobmsg_get_u32(cur) >= 68) {
244 s->mtu = blobmsg_get_u32(cur);
245 s->flags |= DEV_OPT_MTU;
248 if ((cur = tb[DEV_ATTR_MTU6]) && blobmsg_get_u32(cur) >= 1280) {
249 s->mtu6 = blobmsg_get_u32(cur);
250 s->flags |= DEV_OPT_MTU6;
253 if ((cur = tb[DEV_ATTR_TXQUEUELEN])) {
254 s->txqueuelen = blobmsg_get_u32(cur);
255 s->flags |= DEV_OPT_TXQUEUELEN;
258 if ((cur = tb[DEV_ATTR_MACADDR])) {
259 ea = ether_aton(blobmsg_data(cur));
261 memcpy(s->macaddr, ea, 6);
262 s->flags |= DEV_OPT_MACADDR;
266 if ((cur = tb[DEV_ATTR_IPV6])) {
267 s->ipv6 = blobmsg_get_bool(cur);
268 s->flags |= DEV_OPT_IPV6;
271 if ((cur = tb[DEV_ATTR_PROMISC])) {
272 s->promisc = blobmsg_get_bool(cur);
273 s->flags |= DEV_OPT_PROMISC;
276 if ((cur = tb[DEV_ATTR_RPFILTER])) {
277 if (system_resolve_rpfilter(blobmsg_data(cur), &s->rpfilter))
278 s->flags |= DEV_OPT_RPFILTER;
280 DPRINTF("Failed to resolve rpfilter: %s\n", (char *) blobmsg_data(cur));
283 if ((cur = tb[DEV_ATTR_ACCEPTLOCAL])) {
284 s->acceptlocal = blobmsg_get_bool(cur);
285 s->flags |= DEV_OPT_ACCEPTLOCAL;
288 if ((cur = tb[DEV_ATTR_IGMPVERSION])) {
289 s->igmpversion = blobmsg_get_u32(cur);
290 if (s->igmpversion >= 1 && s->igmpversion <= 3)
291 s->flags |= DEV_OPT_IGMPVERSION;
293 DPRINTF("Failed to resolve igmpversion: %d\n", blobmsg_get_u32(cur));
296 if ((cur = tb[DEV_ATTR_MLDVERSION])) {
297 s->mldversion = blobmsg_get_u32(cur);
298 if (s->mldversion >= 1 && s->mldversion <= 2)
299 s->flags |= DEV_OPT_MLDVERSION;
301 DPRINTF("Failed to resolve mldversion: %d\n", blobmsg_get_u32(cur));
304 if ((cur = tb[DEV_ATTR_NEIGHREACHABLETIME])) {
305 s->neigh6reachabletime = s->neigh4reachabletime = blobmsg_get_u32(cur);
306 s->flags |= DEV_OPT_NEIGHREACHABLETIME;
309 if ((cur = tb[DEV_ATTR_NEIGHGCSTALETIME])) {
310 s->neigh6gcstaletime = s->neigh4gcstaletime = blobmsg_get_u32(cur);
311 s->flags |= DEV_OPT_NEIGHGCSTALETIME;
314 if ((cur = tb[DEV_ATTR_RPS])) {
315 s->rps = blobmsg_get_bool(cur);
316 s->flags |= DEV_OPT_RPS;
321 if ((cur = tb[DEV_ATTR_XPS])) {
322 s->xps = blobmsg_get_bool(cur);
323 s->flags |= DEV_OPT_XPS;
328 if ((cur = tb[DEV_ATTR_DADTRANSMITS])) {
329 s->dadtransmits = blobmsg_get_u32(cur);
330 s->flags |= DEV_OPT_DADTRANSMITS;
333 if ((cur = tb[DEV_ATTR_MULTICAST_TO_UNICAST])) {
334 s->multicast_to_unicast = blobmsg_get_bool(cur);
335 s->flags |= DEV_OPT_MULTICAST_TO_UNICAST;
338 if ((cur = tb[DEV_ATTR_MULTICAST_ROUTER])) {
339 s->multicast_router = blobmsg_get_u32(cur);
340 if (s->multicast_router <= 2)
341 s->flags |= DEV_OPT_MULTICAST_ROUTER;
343 DPRINTF("Invalid value: %d - (Use 0: never, 1: learn, 2: always)\n", blobmsg_get_u32(cur));
346 if ((cur = tb[DEV_ATTR_MULTICAST_FAST_LEAVE])) {
347 s->multicast_fast_leave = blobmsg_get_bool(cur);
348 s->flags |= DEV_OPT_MULTICAST_FAST_LEAVE;
351 if ((cur = tb[DEV_ATTR_MULTICAST])) {
352 s->multicast = blobmsg_get_bool(cur);
353 s->flags |= DEV_OPT_MULTICAST;
356 if ((cur = tb[DEV_ATTR_LEARNING])) {
357 s->learning = blobmsg_get_bool(cur);
358 s->flags |= DEV_OPT_LEARNING;
361 if ((cur = tb[DEV_ATTR_UNICAST_FLOOD])) {
362 s->unicast_flood = blobmsg_get_bool(cur);
363 s->flags |= DEV_OPT_UNICAST_FLOOD;
366 device_set_disabled(dev, disabled);
369 static void __init dev_init(void)
371 avl_init(&devices, avl_strcmp, true, NULL);
374 static int device_broadcast_cb(void *ctx, struct safe_list *list)
376 struct device_user *dep = container_of(list, struct device_user, list);
379 /* device might have been removed by an earlier callback */
388 void device_broadcast_event(struct device *dev, enum device_event ev)
392 safe_list_for_each(&dev->aliases, device_broadcast_cb, &dev_ev);
393 safe_list_for_each(&dev->users, device_broadcast_cb, &dev_ev);
396 int device_claim(struct device_user *dep)
398 struct device *dev = dep->dev;
408 D(DEVICE, "Claim %s %s, new active count: %d\n", dev->type->name, dev->ifname, dev->active + 1);
409 if (++dev->active != 1)
412 device_broadcast_event(dev, DEV_EVENT_SETUP);
414 /* Get ifindex for external claimed devices so a valid */
415 /* ifindex is in place avoiding possible race conditions */
416 device_set_ifindex(dev, system_if_resolve(dev));
420 system_if_get_settings(dev, &dev->orig_settings);
422 ret = dev->set_state(dev, true);
425 device_broadcast_event(dev, DEV_EVENT_UP);
427 D(DEVICE, "claim %s %s failed: %d\n", dev->type->name, dev->ifname, ret);
429 dep->claimed = false;
435 void device_release(struct device_user *dep)
437 struct device *dev = dep->dev;
442 dep->claimed = false;
444 D(DEVICE, "Release %s %s, new active count: %d\n", dev->type->name, dev->ifname, dev->active);
445 assert(dev->active >= 0);
450 device_broadcast_event(dev, DEV_EVENT_TEARDOWN);
452 dev->set_state(dev, false);
457 device_broadcast_event(dev, DEV_EVENT_DOWN);
460 int device_check_state(struct device *dev)
462 if (!dev->type->check_state)
463 return simple_device_type.check_state(dev);
465 return dev->type->check_state(dev);
468 void device_init_virtual(struct device *dev, struct device_type *type, const char *name)
473 D(DEVICE, "Initialize device '%s'\n", name ? name : "");
474 INIT_SAFE_LIST(&dev->users);
475 INIT_SAFE_LIST(&dev->aliases);
479 device_set_ifname(dev, name);
482 dev->set_state = set_device_state;
485 int device_init(struct device *dev, struct device_type *type, const char *ifname)
489 device_init_virtual(dev, type, ifname);
491 dev->avl.key = dev->ifname;
493 ret = avl_insert(&devices, &dev->avl);
497 system_if_clear_state(dev);
498 device_check_state(dev);
499 dev->settings.rps = default_ps;
500 dev->settings.xps = default_ps;
505 static struct device *
506 device_create_default(const char *name, bool external)
510 if (!external && system_if_force_external(name))
513 D(DEVICE, "Create simple device '%s'\n", name);
514 dev = calloc(1, sizeof(*dev));
518 dev->external = external;
519 dev->set_state = simple_device_set_state;
520 device_init(dev, &simple_device_type, name);
521 dev->default_config = true;
523 system_if_apply_settings(dev, &dev->settings, dev->settings.flags);
528 device_find(const char *name)
532 return avl_find_element(&devices, name, dev, avl);
536 device_get(const char *name, int create)
540 if (strchr(name, '.'))
541 return get_vlan_device_chain(name, create);
544 return device_alias_get(name + 1);
546 dev = avl_find_element(&devices, name, dev, avl);
548 if (create > 1 && !dev->external) {
549 system_if_apply_settings(dev, &dev->settings, dev->settings.flags);
550 dev->external = true;
551 device_set_present(dev, true);
559 return device_create_default(name, create > 1);
563 device_delete(struct device *dev)
568 D(DEVICE, "Delete device '%s' from list\n", dev->ifname);
569 avl_delete(&devices, &dev->avl);
573 static int device_cleanup_cb(void *ctx, struct safe_list *list)
575 struct device_user *dep = container_of(list, struct device_user, list);
577 dep->cb(dep, DEV_EVENT_REMOVE);
583 void device_cleanup(struct device *dev)
585 D(DEVICE, "Clean up device '%s'\n", dev->ifname);
586 safe_list_for_each(&dev->users, device_cleanup_cb, NULL);
587 safe_list_for_each(&dev->aliases, device_cleanup_cb, NULL);
591 static void __device_set_present(struct device *dev, bool state)
593 if (dev->present == state)
596 dev->present = state;
597 device_broadcast_event(dev, state ? DEV_EVENT_ADD : DEV_EVENT_REMOVE);
601 device_refresh_present(struct device *dev)
603 bool state = dev->sys_present;
605 if (dev->disabled || dev->deferred)
608 __device_set_present(dev, state);
611 void device_set_present(struct device *dev, bool state)
613 if (dev->sys_present == state)
616 D(DEVICE, "%s '%s' %s present\n", dev->type->name, dev->ifname, state ? "is now" : "is no longer" );
617 dev->sys_present = state;
618 device_refresh_present(dev);
621 void device_set_link(struct device *dev, bool state)
623 if (dev->link_active == state)
626 netifd_log_message(L_NOTICE, "%s '%s' link is %s\n", dev->type->name, dev->ifname, state ? "up" : "down" );
628 dev->link_active = state;
629 device_broadcast_event(dev, state ? DEV_EVENT_LINK_UP : DEV_EVENT_LINK_DOWN);
632 void device_set_ifindex(struct device *dev, int ifindex)
634 if (dev->ifindex == ifindex)
637 dev->ifindex = ifindex;
638 device_broadcast_event(dev, DEV_EVENT_UPDATE_IFINDEX);
641 int device_set_ifname(struct device *dev, const char *name)
645 if (!strcmp(dev->ifname, name))
649 avl_delete(&devices, &dev->avl);
651 strncpy(dev->ifname, name, IFNAMSIZ);
654 ret = avl_insert(&devices, &dev->avl);
657 device_broadcast_event(dev, DEV_EVENT_UPDATE_IFNAME);
662 static int device_refcount(struct device *dev)
664 struct list_head *list;
667 list_for_each(list, &dev->users.list)
670 list_for_each(list, &dev->aliases.list)
677 __device_add_user(struct device_user *dep, struct device *dev)
679 struct safe_list *head;
684 head = &dev->aliases;
688 safe_list_add(&dep->list, head);
689 D(DEVICE, "Add user for device '%s', refcount=%d\n", dev->ifname, device_refcount(dev));
691 if (dep->cb && dev->present) {
692 dep->cb(dep, DEV_EVENT_ADD);
694 dep->cb(dep, DEV_EVENT_UP);
696 if (dev->link_active)
697 dep->cb(dep, DEV_EVENT_LINK_UP);
701 void device_add_user(struct device_user *dep, struct device *dev)
707 device_remove_user(dep);
712 __device_add_user(dep, dev);
716 device_free(struct device *dev)
721 dev->type->free(dev);
726 __device_free_unused(struct device *dev)
728 if (!safe_list_empty(&dev->users) ||
729 !safe_list_empty(&dev->aliases) ||
730 dev->current_config || __devlock)
736 void device_remove_user(struct device_user *dep)
738 struct device *dev = dep->dev;
743 dep->hotplug = false;
747 safe_list_del(&dep->list);
749 D(DEVICE, "Remove user for device '%s', refcount=%d\n", dev->ifname, device_refcount(dev));
750 __device_free_unused(dev);
754 device_free_unused(struct device *dev)
759 return __device_free_unused(dev);
761 avl_for_each_element_safe(&devices, dev, avl, tmp)
762 __device_free_unused(dev);
766 device_init_pending(void)
768 struct device *dev, *tmp;
770 avl_for_each_element_safe(&devices, dev, avl, tmp) {
771 if (!dev->config_pending)
774 dev->type->config_init(dev);
775 dev->config_pending = false;
779 static enum dev_change_type
780 device_set_config(struct device *dev, struct device_type *type,
781 struct blob_attr *attr)
783 struct blob_attr *tb[__DEV_ATTR_MAX];
784 const struct uci_blob_param_list *cfg = type->config_params;
786 if (type != dev->type)
787 return DEV_CONFIG_RECREATE;
789 if (dev->type->reload)
790 return dev->type->reload(dev, attr);
792 if (uci_blob_check_equal(dev->config, attr, cfg))
793 return DEV_CONFIG_NO_CHANGE;
795 if (cfg == &device_attr_list) {
796 memset(tb, 0, sizeof(tb));
799 blobmsg_parse(dev_attrs, __DEV_ATTR_MAX, tb,
800 blob_data(attr), blob_len(attr));
802 device_init_settings(dev, tb);
803 return DEV_CONFIG_RESTART;
805 return DEV_CONFIG_RECREATE;
809 device_apply_config(struct device *dev, struct device_type *type,
810 struct blob_attr *config)
812 enum dev_change_type change;
814 change = device_set_config(dev, type, config);
816 system_if_apply_settings(dev, &dev->settings, dev->settings.flags);
817 change = DEV_CONFIG_APPLIED;
821 case DEV_CONFIG_RESTART:
822 case DEV_CONFIG_APPLIED:
823 D(DEVICE, "Device '%s': config applied\n", dev->ifname);
824 config = blob_memdup(config);
826 dev->config = config;
827 if (change == DEV_CONFIG_RESTART && dev->present) {
830 device_set_present(dev, false);
831 if (dev->active && !dev->external) {
832 ret = dev->set_state(dev, false);
834 ret = dev->set_state(dev, true);
837 device_set_present(dev, true);
840 case DEV_CONFIG_NO_CHANGE:
841 D(DEVICE, "Device '%s': no configuration change\n", dev->ifname);
843 case DEV_CONFIG_RECREATE:
851 device_replace(struct device *dev, struct device *odev)
853 struct device_user *dep, *tmp;
857 device_set_present(odev, false);
859 list_for_each_entry_safe(dep, tmp, &odev->users.list, list.list) {
861 safe_list_del(&dep->list);
862 __device_add_user(dep, dev);
870 device_reset_config(void)
874 avl_for_each_element(&devices, dev, avl)
875 dev->current_config = false;
879 device_reset_old(void)
881 struct device *dev, *tmp, *ndev;
883 avl_for_each_element_safe(&devices, dev, avl, tmp) {
884 if (dev->current_config || dev->default_config)
887 if (dev->type != &simple_device_type)
890 ndev = device_create_default(dev->ifname, dev->external);
894 device_replace(ndev, dev);
899 device_set_default_ps(bool state)
903 if (state == default_ps)
908 avl_for_each_element(&devices, dev, avl) {
909 struct device_settings *s = &dev->settings;
910 unsigned int apply_mask = 0;
912 if (!(s->flags & DEV_OPT_RPS)) {
914 apply_mask |= DEV_OPT_RPS;
917 if (!(s->flags & DEV_OPT_XPS)) {
919 apply_mask |= DEV_OPT_XPS;
925 if (!(dev->external || (dev->present && dev->active)) ||
929 system_if_apply_settings(dev, s, apply_mask);
934 device_create(const char *name, struct device_type *type,
935 struct blob_attr *config)
937 struct device *odev = NULL, *dev;
938 enum dev_change_type change;
940 odev = device_find(name);
942 odev->current_config = true;
943 change = device_apply_config(odev, type, config);
945 case DEV_CONFIG_RECREATE:
946 D(DEVICE, "Device '%s': recreate device\n", odev->ifname);
953 D(DEVICE, "Create new device '%s' (%s)\n", name, type->name);
955 config = blob_memdup(config);
959 dev = type->create(name, type, config);
963 dev->current_config = true;
964 dev->config = config;
966 device_replace(dev, odev);
968 if (!config_init && dev->config_pending) {
969 type->config_init(dev);
970 dev->config_pending = false;
977 device_dump_status(struct blob_buf *b, struct device *dev)
979 struct device_settings st;
983 avl_for_each_element(&devices, dev, avl) {
986 c = blobmsg_open_table(b, dev->ifname);
987 device_dump_status(b, dev);
988 blobmsg_close_table(b, c);
994 blobmsg_add_u8(b, "external", dev->external);
995 blobmsg_add_u8(b, "present", dev->present);
996 blobmsg_add_string(b, "type", dev->type->name);
1001 blobmsg_add_u8(b, "up", !!dev->active);
1002 blobmsg_add_u8(b, "carrier", !!dev->link_active);
1004 if (dev->type->dump_info)
1005 dev->type->dump_info(dev, b);
1007 system_if_dump_info(dev, b);
1010 device_merge_settings(dev, &st);
1011 if (st.flags & DEV_OPT_MTU)
1012 blobmsg_add_u32(b, "mtu", st.mtu);
1013 if (st.flags & DEV_OPT_MTU6)
1014 blobmsg_add_u32(b, "mtu6", st.mtu6);
1015 if (st.flags & DEV_OPT_MACADDR)
1016 blobmsg_add_string(b, "macaddr", format_macaddr(st.macaddr));
1017 if (st.flags & DEV_OPT_TXQUEUELEN)
1018 blobmsg_add_u32(b, "txqueuelen", st.txqueuelen);
1019 if (st.flags & DEV_OPT_IPV6)
1020 blobmsg_add_u8(b, "ipv6", st.ipv6);
1021 if (st.flags & DEV_OPT_PROMISC)
1022 blobmsg_add_u8(b, "promisc", st.promisc);
1023 if (st.flags & DEV_OPT_RPFILTER)
1024 blobmsg_add_u32(b, "rpfilter", st.rpfilter);
1025 if (st.flags & DEV_OPT_ACCEPTLOCAL)
1026 blobmsg_add_u8(b, "acceptlocal", st.acceptlocal);
1027 if (st.flags & DEV_OPT_IGMPVERSION)
1028 blobmsg_add_u32(b, "igmpversion", st.igmpversion);
1029 if (st.flags & DEV_OPT_MLDVERSION)
1030 blobmsg_add_u32(b, "mldversion", st.mldversion);
1031 if (st.flags & DEV_OPT_NEIGHREACHABLETIME) {
1032 blobmsg_add_u32(b, "neigh4reachabletime", st.neigh4reachabletime);
1033 blobmsg_add_u32(b, "neigh6reachabletime", st.neigh6reachabletime);
1035 if (st.flags & DEV_OPT_NEIGHGCSTALETIME) {
1036 blobmsg_add_u32(b, "neigh4gcstaletime", st.neigh4gcstaletime);
1037 blobmsg_add_u32(b, "neigh6gcstaletime", st.neigh6gcstaletime);
1039 if (st.flags & DEV_OPT_DADTRANSMITS)
1040 blobmsg_add_u32(b, "dadtransmits", st.dadtransmits);
1041 if (st.flags & DEV_OPT_MULTICAST_TO_UNICAST)
1042 blobmsg_add_u8(b, "multicast_to_unicast", st.multicast_to_unicast);
1043 if (st.flags & DEV_OPT_MULTICAST_ROUTER)
1044 blobmsg_add_u32(b, "multicast_router", st.multicast_router);
1045 if (st.flags & DEV_OPT_MULTICAST_FAST_LEAVE)
1046 blobmsg_add_u8(b, "multicast_fast_leave", st.multicast_fast_leave);
1047 if (st.flags & DEV_OPT_MULTICAST)
1048 blobmsg_add_u8(b, "multicast", st.multicast);
1049 if (st.flags & DEV_OPT_LEARNING)
1050 blobmsg_add_u8(b, "learning", st.learning);
1051 if (st.flags & DEV_OPT_UNICAST_FLOOD)
1052 blobmsg_add_u8(b, "unicast_flood", st.unicast_flood);
1055 s = blobmsg_open_table(b, "statistics");
1056 if (dev->type->dump_stats)
1057 dev->type->dump_stats(dev, b);
1059 system_if_dump_stats(dev, b);
1060 blobmsg_close_table(b, s);
1063 static void __init simple_device_type_init(void)
1065 device_type_add(&simple_device_type);