22 static int vlan_if_add(struct hostapd_data *hapd, struct hostapd_vlan *vlan,  in vlan_if_add()  argument
32 			   vlan->ifname);  in vlan_if_add()
36 	if (!iface_exists(vlan->ifname))  in vlan_if_add()
37 		ret = hostapd_vlan_if_add(hapd, vlan->ifname);  in vlan_if_add()
46 	ifconfig_up(vlan->ifname); /* else wpa group will fail fatal */  in vlan_if_add()
49 		ret = wpa_auth_ensure_group(hapd->wpa_auth, vlan->vlan_id);  in vlan_if_add()
55 		   vlan->vlan_id, ret);  in vlan_if_add()
56 	if (wpa_auth_release_group(hapd->wpa_auth, vlan->vlan_id))  in vlan_if_add()
57 		wpa_printf(MSG_ERROR, "WPA deinit of %s failed", vlan->ifname);  in vlan_if_add()
60 	if (hostapd_vlan_if_remove(hapd, vlan->ifname))  in vlan_if_add()
61 		wpa_printf(MSG_ERROR, "Removal of %s failed", vlan->ifname);  in vlan_if_add()
67 int vlan_if_remove(struct hostapd_data *hapd, struct hostapd_vlan *vlan)  in vlan_if_remove()  argument
71 	ret = wpa_auth_release_group(hapd->wpa_auth, vlan->vlan_id);  in vlan_if_remove()
75 			   vlan->vlan_id, ret);  in vlan_if_remove()
77 	return hostapd_vlan_if_remove(hapd, vlan->ifname);  in vlan_if_remove()
82 			    struct hostapd_vlan *vlan)  in vlan_dynamic_add()  argument
84 	while (vlan) {  in vlan_dynamic_add()
85 		if (vlan->vlan_id != VLAN_ID_WILDCARD) {  in vlan_dynamic_add()
86 			if (vlan_if_add(hapd, vlan, 1)) {  in vlan_dynamic_add()
89 					   vlan->ifname, strerror(errno));  in vlan_dynamic_add()
93 			vlan_newlink(vlan->ifname, hapd);  in vlan_dynamic_add()
97 		vlan = vlan->next;  in vlan_dynamic_add()
105 				struct hostapd_vlan *vlan)  in vlan_dynamic_remove()  argument
109 	while (vlan) {  in vlan_dynamic_remove()
110 		next = vlan->next;  in vlan_dynamic_remove()
114 		if (vlan->vlan_id != VLAN_ID_WILDCARD)  in vlan_dynamic_remove()
115 			vlan_dellink(vlan->ifname, hapd);  in vlan_dynamic_remove()
117 		if (vlan->vlan_id != VLAN_ID_WILDCARD &&  in vlan_dynamic_remove()
118 		    vlan_if_remove(hapd, vlan)) {  in vlan_dynamic_remove()
121 				   vlan->ifname, strerror(errno));  in vlan_dynamic_remove()
125 		vlan = next;  in vlan_dynamic_remove()
138 	    !hapd->conf->vlan) {  in vlan_init()
140 		struct hostapd_vlan *vlan;  in vlan_init()  local
143 		vlan = os_zalloc(sizeof(*vlan));  in vlan_init()
144 		if (vlan == NULL) {  in vlan_init()
150 		vlan->vlan_id = VLAN_ID_WILDCARD;  in vlan_init()
151 		ret = os_snprintf(vlan->ifname, sizeof(vlan->ifname), "%s.#",  in vlan_init()
153 		if (ret >= (int) sizeof(vlan->ifname)) {  in vlan_init()
156 				   vlan->ifname);  in vlan_init()
158 			os_free(vlan);  in vlan_init()
161 		vlan->next = hapd->conf->vlan;  in vlan_init()
162 		hapd->conf->vlan = vlan;  in vlan_init()
165 	if (vlan_dynamic_add(hapd, hapd->conf->vlan))  in vlan_init()
174 	vlan_dynamic_remove(hapd, hapd->conf->vlan);  in vlan_deinit()
184 				       struct hostapd_vlan *vlan,  in vlan_add_dynamic()
192 	if (vlan == NULL || vlan->vlan_id != VLAN_ID_WILDCARD)  in vlan_add_dynamic()
196 		   __func__, vlan_id, vlan->ifname);  in vlan_add_dynamic()
197 	os_strlcpy(ifname, vlan->ifname, sizeof(ifname));  in vlan_add_dynamic()
218 	os_strlcpy(n->bridge, vlan->bridge, sizeof(n->bridge));  in vlan_add_dynamic()
220 	n->next = hapd->conf->vlan;  in vlan_add_dynamic()
221 	hapd->conf->vlan = n;  in vlan_add_dynamic()
225 		hapd->conf->vlan = n->next;  in vlan_add_dynamic()
236 	struct hostapd_vlan *vlan;  in vlan_remove_dynamic()  local
244 	vlan = hapd->conf->vlan;  in vlan_remove_dynamic()
245 	while (vlan) {  in vlan_remove_dynamic()
246 		if (vlan->vlan_id == vlan_id && vlan->dynamic_vlan > 0) {  in vlan_remove_dynamic()
247 			vlan->dynamic_vlan--;  in vlan_remove_dynamic()
250 		vlan = vlan->next;  in vlan_remove_dynamic()
253 	if (vlan == NULL)  in vlan_remove_dynamic()
256 	if (vlan->dynamic_vlan == 0) {  in vlan_remove_dynamic()
257 		vlan_if_remove(hapd, vlan);  in vlan_remove_dynamic()
259 		vlan_dellink(vlan->ifname, hapd);  in vlan_remove_dynamic()