enum {
BRIDGE_ATTR_IFNAME,
BRIDGE_ATTR_STP,
+ BRIDGE_ATTR_FORWARD_DELAY,
+ BRIDGE_ATTR_IGMP_SNOOP,
+ BRIDGE_ATTR_AGEING_TIME,
+ BRIDGE_ATTR_HELLO_TIME,
+ BRIDGE_ATTR_MAX_AGE,
__BRIDGE_ATTR_MAX
};
static const struct blobmsg_policy bridge_attrs[__BRIDGE_ATTR_MAX] = {
[BRIDGE_ATTR_IFNAME] = { "ifname", BLOBMSG_TYPE_ARRAY },
[BRIDGE_ATTR_STP] = { "stp", BLOBMSG_TYPE_BOOL },
+ [BRIDGE_ATTR_FORWARD_DELAY] = { "forward_delay", BLOBMSG_TYPE_INT32 },
+ [BRIDGE_ATTR_AGEING_TIME] = { "ageing_time", BLOBMSG_TYPE_INT32 },
+ [BRIDGE_ATTR_HELLO_TIME] = { "hello_time", BLOBMSG_TYPE_INT32 },
+ [BRIDGE_ATTR_MAX_AGE] = { "max_age", BLOBMSG_TYPE_INT32 },
+ [BRIDGE_ATTR_IGMP_SNOOP] = { "igmp_snooping", BLOBMSG_TYPE_BOOL },
};
static const union config_param_info bridge_attr_info[__BRIDGE_ATTR_MAX] = {
.next = { &device_attr_list },
};
-static struct device *bridge_create(struct blob_attr *attr);
+static struct device *bridge_create(const char *name, struct blob_attr *attr);
+static void bridge_config_init(struct device *dev);
static void bridge_free(struct device *dev);
-static void bridge_dump_status(struct device *dev, struct blob_buf *b);
+static void bridge_dump_info(struct device *dev, struct blob_buf *b);
const struct device_type bridge_device_type = {
.name = "Bridge",
.config_params = &bridge_attr_list,
.create = bridge_create,
+ .config_init = bridge_config_init,
.free = bridge_free,
- .dump_status = bridge_dump_status,
+ .dump_info = bridge_dump_info,
};
struct bridge_state {
struct device dev;
device_state_cb set_state;
+ struct bridge_config config;
+ struct blob_attr *ifnames;
bool active;
struct list_head members;
bool present;
};
+static void bridge_free_member(struct bridge_member *bm);
+
static int
bridge_disable_member(struct bridge_member *bm)
{
if (bst->n_present == 0)
device_set_present(&bst->dev, false);
+ if (dev->hotplug)
+ bridge_free_member(bm);
break;
default:
return;
if (!bst->n_present)
return -ENOENT;
- ret = system_bridge_addbr(&bst->dev);
+ ret = system_bridge_addbr(&bst->dev, &bst->config);
if (ret < 0)
goto out;
}
static struct bridge_member *
-bridge_create_member(struct bridge_state *bst, struct device *dev)
+bridge_create_member(struct bridge_state *bst, struct device *dev, bool hotplug)
{
struct bridge_member *bm;
bm->bst = bst;
bm->dev.cb = bridge_member_cb;
device_add_user(&bm->dev, dev);
+ bm->dev.hotplug = hotplug;
list_add_tail(&bm->list, &bst->members);
if (!dev)
return;
- bridge_create_member(bst, dev);
+ bridge_create_member(bst, dev, false);
}
static int
{
struct bridge_state *bst = container_of(dev, struct bridge_state, dev);
- bridge_create_member(bst, member);
+ bridge_create_member(bst, member, true);
return 0;
}
}
static void
-bridge_dump_status(struct device *dev, struct blob_buf *b)
+bridge_dump_info(struct device *dev, struct blob_buf *b)
{
struct bridge_state *bst;
struct bridge_member *bm;
blobmsg_close_array(b, list);
}
+static void
+bridge_config_init(struct device *dev)
+{
+ struct bridge_state *bst;
+ struct blob_attr *cur;
+ int rem;
+
+ bst = container_of(dev, struct bridge_state, dev);
+ blobmsg_for_each_attr(cur, bst->ifnames, rem) {
+ bridge_add_member(bst, blobmsg_data(cur));
+ }
+}
+
+static void
+bridge_apply_settings(struct bridge_state *bst, struct blob_attr **tb)
+{
+ struct bridge_config *cfg = &bst->config;
+ struct blob_attr *cur;
+
+ /* defaults */
+ cfg->stp = true;
+ cfg->forward_delay = 1;
+ cfg->igmp_snoop = true;
+
+ if ((cur = tb[BRIDGE_ATTR_STP]))
+ cfg->stp = blobmsg_get_bool(cur);
+
+ if ((cur = tb[BRIDGE_ATTR_FORWARD_DELAY]))
+ cfg->forward_delay = blobmsg_get_u32(cur);
+
+ if ((cur = tb[BRIDGE_ATTR_IGMP_SNOOP]))
+ cfg->igmp_snoop = blobmsg_get_bool(cur);
+
+ if ((cur = tb[BRIDGE_ATTR_AGEING_TIME])) {
+ cfg->ageing_time = blobmsg_get_u32(cur);
+ cfg->flags |= BRIDGE_OPT_AGEING_TIME;
+ }
+
+ if ((cur = tb[BRIDGE_ATTR_HELLO_TIME])) {
+ cfg->hello_time = blobmsg_get_u32(cur);
+ cfg->flags |= BRIDGE_OPT_HELLO_TIME;
+ }
+
+ if ((cur = tb[BRIDGE_ATTR_MAX_AGE])) {
+ cfg->max_age = blobmsg_get_u32(cur);
+ cfg->flags |= BRIDGE_OPT_MAX_AGE;
+ }
+}
+
static struct device *
-bridge_create(struct blob_attr *attr)
+bridge_create(const char *name, struct blob_attr *attr)
{
struct blob_attr *tb_dev[__DEV_ATTR_MAX];
struct blob_attr *tb_br[__BRIDGE_ATTR_MAX];
- struct blob_attr *cur;
struct bridge_state *bst;
struct device *dev = NULL;
- const char *name;
- int rem;
blobmsg_parse(device_attr_list.params, __DEV_ATTR_MAX, tb_dev,
blob_data(attr), blob_len(attr));
blobmsg_parse(bridge_attrs, __BRIDGE_ATTR_MAX, tb_br,
blob_data(attr), blob_len(attr));
- if (!tb_dev[DEV_ATTR_NAME])
- return NULL;
-
if (!tb_br[BRIDGE_ATTR_IFNAME])
return NULL;
- name = blobmsg_data(tb_dev[DEV_ATTR_NAME]);
-
bst = calloc(1, sizeof(*bst));
if (!bst)
return NULL;
dev = &bst->dev;
device_init(dev, &bridge_device_type, name);
device_init_settings(dev, tb_dev);
+ dev->config_pending = true;
+ bst->ifnames = tb_br[BRIDGE_ATTR_IFNAME];
+ bridge_apply_settings(bst, tb_br);
bst->set_state = dev->set_state;
dev->set_state = bridge_set_state;
INIT_LIST_HEAD(&bst->members);
- blobmsg_for_each_attr(cur, tb_br[BRIDGE_ATTR_IFNAME], rem) {
- bridge_add_member(bst, blobmsg_data(cur));
- }
-
return dev;
}