2 * netifd - network interface daemon
3 * Copyright (C) 2014 Gioacchino Mazzurco <gio@eigenlab.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.
20 #include "interface.h"
27 VLANDEV_ATTR_INGRESS_QOS_MAPPING
,
28 VLANDEV_ATTR_EGRESS_QOS_MAPPING
,
32 static const struct blobmsg_policy vlandev_attrs
[__VLANDEV_ATTR_MAX
] = {
33 [VLANDEV_ATTR_IFNAME
] = { "ifname", BLOBMSG_TYPE_STRING
},
34 [VLANDEV_ATTR_VID
] = { "vid", BLOBMSG_TYPE_INT32
},
35 [VLANDEV_ATTR_INGRESS_QOS_MAPPING
] = { "ingress_qos_mapping", BLOBMSG_TYPE_ARRAY
},
36 [VLANDEV_ATTR_EGRESS_QOS_MAPPING
] = { "egress_qos_mapping", BLOBMSG_TYPE_ARRAY
},
39 static const struct uci_blob_param_list vlandev_attr_list
= {
40 .n_params
= __VLANDEV_ATTR_MAX
,
41 .params
= vlandev_attrs
,
44 .next
= { &device_attr_list
},
47 static struct device_type vlan8021q_device_type
;
49 struct vlandev_device
{
51 struct device_user parent
;
53 device_state_cb set_state
;
55 struct blob_attr
*config_data
;
56 struct blob_attr
*ifname
;
57 struct vlandev_config config
;
61 vlandev_base_cb(struct device_user
*dev
, enum device_event ev
)
63 struct vlandev_device
*mvdev
= container_of(dev
, struct vlandev_device
, parent
);
67 device_set_present(&mvdev
->dev
, true);
69 case DEV_EVENT_REMOVE
:
70 device_set_present(&mvdev
->dev
, false);
78 vlandev_set_down(struct vlandev_device
*mvdev
)
80 mvdev
->set_state(&mvdev
->dev
, false);
81 system_vlandev_del(&mvdev
->dev
);
82 device_release(&mvdev
->parent
);
88 vlandev_set_up(struct vlandev_device
*mvdev
)
92 ret
= device_claim(&mvdev
->parent
);
96 ret
= system_vlandev_add(&mvdev
->dev
, mvdev
->parent
.dev
, &mvdev
->config
);
100 ret
= mvdev
->set_state(&mvdev
->dev
, true);
107 system_vlandev_del(&mvdev
->dev
);
109 device_release(&mvdev
->parent
);
114 vlandev_set_state(struct device
*dev
, bool up
)
116 struct vlandev_device
*mvdev
;
118 D(SYSTEM
, "vlandev_set_state(%s, %u)\n", dev
->ifname
, up
);
120 mvdev
= container_of(dev
, struct vlandev_device
, dev
);
122 return vlandev_set_up(mvdev
);
124 return vlandev_set_down(mvdev
);
128 vlandev_free(struct device
*dev
)
130 struct vlandev_device
*mvdev
;
132 mvdev
= container_of(dev
, struct vlandev_device
, dev
);
133 device_remove_user(&mvdev
->parent
);
134 free(mvdev
->config_data
);
135 vlist_simple_flush_all(&mvdev
->config
.ingress_qos_mapping_list
);
136 vlist_simple_flush_all(&mvdev
->config
.egress_qos_mapping_list
);
140 static void vlandev_qos_mapping_dump(struct blob_buf
*b
, const char *name
, const struct vlist_simple_tree
*qos_mapping_li
)
142 const struct vlan_qos_mapping
*elem
;
145 a
= blobmsg_open_array(b
, name
);
147 vlist_simple_for_each_element(qos_mapping_li
, elem
, node
) {
148 t
= blobmsg_open_table(b
, NULL
);
150 blobmsg_add_u32(b
, "from", elem
->from
);
151 blobmsg_add_u32(b
, "to", elem
->to
);
153 blobmsg_close_table(b
, t
);
156 blobmsg_close_array(b
, a
);
160 vlandev_dump_info(struct device
*dev
, struct blob_buf
*b
)
162 struct vlandev_device
*mvdev
;
164 mvdev
= container_of(dev
, struct vlandev_device
, dev
);
165 blobmsg_add_string(b
, "parent", mvdev
->parent
.dev
->ifname
);
166 system_if_dump_info(dev
, b
);
167 vlandev_qos_mapping_dump(b
, "ingress_qos_mapping", &mvdev
->config
.ingress_qos_mapping_list
);
168 vlandev_qos_mapping_dump(b
, "egress_qos_mapping", &mvdev
->config
.egress_qos_mapping_list
);
172 vlandev_config_init(struct device
*dev
)
174 struct vlandev_device
*mvdev
;
175 struct device
*basedev
= NULL
;
177 mvdev
= container_of(dev
, struct vlandev_device
, dev
);
179 basedev
= device_get(blobmsg_data(mvdev
->ifname
), true);
181 device_add_user(&mvdev
->parent
, basedev
);
184 static void vlandev_qos_mapping_list_apply(struct vlist_simple_tree
*qos_mapping_li
, struct blob_attr
*list
)
186 struct blob_attr
*cur
;
187 struct vlan_qos_mapping
*qos_mapping
;
190 blobmsg_for_each_attr(cur
, list
, rem
) {
191 if (blobmsg_type(cur
) != BLOBMSG_TYPE_STRING
)
194 if (!blobmsg_check_attr(cur
, false))
197 qos_mapping
= calloc(1, sizeof(*qos_mapping
));
201 rc
= sscanf(blobmsg_data(cur
), "%" PRIu32
":%" PRIu32
, &qos_mapping
->from
, &qos_mapping
->to
);
206 vlist_simple_add(qos_mapping_li
, &qos_mapping
->node
);
211 vlandev_apply_settings(struct vlandev_device
*mvdev
, struct blob_attr
**tb
)
213 struct vlandev_config
*cfg
= &mvdev
->config
;
214 struct blob_attr
*cur
;
216 cfg
->proto
= (mvdev
->dev
.type
== &vlan8021q_device_type
) ?
217 VLAN_PROTO_8021Q
: VLAN_PROTO_8021AD
;
220 vlist_simple_update(&cfg
->ingress_qos_mapping_list
);
221 vlist_simple_update(&cfg
->egress_qos_mapping_list
);
223 if ((cur
= tb
[VLANDEV_ATTR_VID
]))
224 cfg
->vid
= (uint16_t) blobmsg_get_u32(cur
);
226 if ((cur
= tb
[VLANDEV_ATTR_INGRESS_QOS_MAPPING
]))
227 vlandev_qos_mapping_list_apply(&cfg
->ingress_qos_mapping_list
, cur
);
229 if ((cur
= tb
[VLANDEV_ATTR_EGRESS_QOS_MAPPING
]))
230 vlandev_qos_mapping_list_apply(&cfg
->egress_qos_mapping_list
, cur
);
232 vlist_simple_flush(&cfg
->ingress_qos_mapping_list
);
233 vlist_simple_flush(&cfg
->egress_qos_mapping_list
);
236 static enum dev_change_type
237 vlandev_reload(struct device
*dev
, struct blob_attr
*attr
)
239 struct blob_attr
*tb_dev
[__DEV_ATTR_MAX
];
240 struct blob_attr
*tb_mv
[__VLANDEV_ATTR_MAX
];
241 enum dev_change_type ret
= DEV_CONFIG_APPLIED
;
242 struct vlandev_device
*mvdev
;
244 mvdev
= container_of(dev
, struct vlandev_device
, dev
);
245 attr
= blob_memdup(attr
);
247 blobmsg_parse(device_attr_list
.params
, __DEV_ATTR_MAX
, tb_dev
,
248 blob_data(attr
), blob_len(attr
));
249 blobmsg_parse(vlandev_attrs
, __VLANDEV_ATTR_MAX
, tb_mv
,
250 blob_data(attr
), blob_len(attr
));
252 device_init_settings(dev
, tb_dev
);
253 vlandev_apply_settings(mvdev
, tb_mv
);
254 mvdev
->ifname
= tb_mv
[VLANDEV_ATTR_IFNAME
];
256 if (mvdev
->config_data
) {
257 struct blob_attr
*otb_dev
[__DEV_ATTR_MAX
];
258 struct blob_attr
*otb_mv
[__VLANDEV_ATTR_MAX
];
260 blobmsg_parse(device_attr_list
.params
, __DEV_ATTR_MAX
, otb_dev
,
261 blob_data(mvdev
->config_data
), blob_len(mvdev
->config_data
));
263 if (uci_blob_diff(tb_dev
, otb_dev
, &device_attr_list
, NULL
))
264 ret
= DEV_CONFIG_RESTART
;
266 blobmsg_parse(vlandev_attrs
, __VLANDEV_ATTR_MAX
, otb_mv
,
267 blob_data(mvdev
->config_data
), blob_len(mvdev
->config_data
));
269 if (uci_blob_diff(tb_mv
, otb_mv
, &vlandev_attr_list
, NULL
))
270 ret
= DEV_CONFIG_RESTART
;
272 vlandev_config_init(dev
);
275 free(mvdev
->config_data
);
276 mvdev
->config_data
= attr
;
280 static struct device
*
281 vlandev_create(const char *name
, struct device_type
*devtype
,
282 struct blob_attr
*attr
)
284 struct vlandev_device
*mvdev
;
285 struct device
*dev
= NULL
;
287 mvdev
= calloc(1, sizeof(*mvdev
));
291 vlist_simple_init(&mvdev
->config
.ingress_qos_mapping_list
,
292 struct vlan_qos_mapping
, node
);
293 vlist_simple_init(&mvdev
->config
.egress_qos_mapping_list
,
294 struct vlan_qos_mapping
, node
);
298 if (device_init(dev
, devtype
, name
) < 0) {
304 dev
->config_pending
= true;
306 mvdev
->set_state
= dev
->set_state
;
307 dev
->set_state
= vlandev_set_state
;
309 dev
->hotplug_ops
= NULL
;
310 mvdev
->parent
.cb
= vlandev_base_cb
;
312 vlandev_reload(dev
, attr
);
317 static struct device_type vlan8021ad_device_type
= {
319 .config_params
= &vlandev_attr_list
,
320 .create
= vlandev_create
,
321 .config_init
= vlandev_config_init
,
322 .reload
= vlandev_reload
,
323 .free
= vlandev_free
,
324 .dump_info
= vlandev_dump_info
,
327 static struct device_type vlan8021q_device_type
= {
329 .config_params
= &vlandev_attr_list
,
330 .create
= vlandev_create
,
331 .config_init
= vlandev_config_init
,
332 .reload
= vlandev_reload
,
333 .free
= vlandev_free
,
334 .dump_info
= vlandev_dump_info
,
337 static void __init
vlandev_device_type_init(void)
339 device_type_add(&vlan8021ad_device_type
);
340 device_type_add(&vlan8021q_device_type
);