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netdev: Parse NEW_INTERFACE and DEL_INTERFACE

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This commit is contained in:
Denis Kenzior 2016-06-01 15:07:16 -05:00
parent e5821f6ade
commit 61b50cf81f
1 changed files with 61 additions and 0 deletions
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61
src/netdev.c
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@ -31,6 +31,7 @@
#include <linux/if_ether.h>
#include <ell/ell.h>
#include "linux/nl80211.h"
#include "src/wiphy.h"
#include "src/netdev.h"
@ -109,6 +110,62 @@ void netdev_set_linkmode_and_operstate(uint32_t ifindex,
l_free(rtmmsg);
}
static void netdev_config_notify(struct l_genl_msg *msg, void *user_data)
{
struct l_genl_attr attr;
uint16_t type, len;
const void *data;
uint8_t cmd;
cmd = l_genl_msg_get_command(msg);
l_debug("Notification of command %u", cmd);
if (!l_genl_attr_init(&attr, msg))
return;
switch (cmd) {
case NL80211_CMD_NEW_INTERFACE:
case NL80211_CMD_DEL_INTERFACE:
{
const uint32_t *wiphy_id = NULL;
const uint32_t *ifindex = NULL;
while (l_genl_attr_next(&attr, &type, &len, &data)) {
switch (type) {
case NL80211_ATTR_WIPHY:
if (len != sizeof(uint32_t)) {
l_warn("Invalid wiphy attribute");
return;
}
wiphy_id = data;
break;
case NL80211_ATTR_IFINDEX:
if (len != sizeof(uint32_t)) {
l_warn("Invalid ifindex attribute");
return;
}
ifindex = data;
break;
}
}
if (!wiphy_id || !ifindex)
return;
if (cmd == NL80211_CMD_NEW_INTERFACE)
l_info("New interface %d added", *ifindex);
else
l_info("Interface %d removed", *ifindex);
break;
}
}
}
bool netdev_init(struct l_genl_family *in)
{
if (rtnl)
@ -127,6 +184,10 @@ bool netdev_init(struct l_genl_family *in)
nl80211 = in;
if (!l_genl_family_register(nl80211, "config", netdev_config_notify,
NULL, NULL))
l_error("Registering for config notification failed");
return true;
}