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iwd
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wired: Subscribe to PAE group address for packet reception

This commit is contained in:
Marcel Holtmann 2018-10-14 05:29:39 +02:00
parent 70d6c9c692
commit 15a19330da
1 changed files with 22 additions and 0 deletions
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22
wired/ethdev.c
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@ -347,12 +347,32 @@ static char *read_devtype_from_uevent(const char *ifname)
return devtype;
}
static int modify_membership(struct ethdev *dev, int optname)
{
struct packet_mreq mreq;
int fd;
fd = l_io_get_fd(pae_io);
if (fd < 0)
return -1;
memset(&mreq, 0, sizeof(mreq));
mreq.mr_ifindex = dev->index;
mreq.mr_type = PACKET_MR_MULTICAST;
mreq.mr_alen = ETH_ALEN;
memcpy(mreq.mr_address, pae_group_addr, ETH_ALEN);
return setsockopt(fd, SOL_PACKET, optname, &mreq, sizeof(mreq));
}
static void ethdev_free(void *data)
{
struct ethdev *dev = data;
l_debug("Freeing device %s", dev->ifname);
modify_membership(dev, PACKET_DROP_MEMBERSHIP);
l_queue_destroy(dev->eapol_sessions, eapol_free);
l_dbus_object_remove_interface(dbus_app_get(), dev->path,
@ -468,6 +488,8 @@ static void newlink_notify(const struct ifinfomsg *ifi, int bytes)
l_debug("Creating device %u", dev->index);
modify_membership(dev, PACKET_ADD_MEMBERSHIP);
l_dbus_object_add_interface(dbus_app_get(), dev->path,
ADAPTER_INTERFACE, dev);