struct netlink_data * netlink_init(struct netlink_config *cfg)
{
struct netlink_data *netlink;
struct sockaddr_nl local;
netlink = os_zalloc(sizeof(*netlink));
if (netlink == NULL)
return NULL;
netlink->cfg = cfg;
netlink->sock = socket(PF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (netlink->sock < 0) {
wpa_printf(MSG_ERROR, "netlink: Failed to open netlink "
"socket: %s", strerror(errno));
netlink_deinit(netlink);
return NULL;
}
os_memset(&local, 0, sizeof(local));
local.nl_family = AF_NETLINK;
local.nl_groups = RTMGRP_LINK;
if (bind(netlink->sock, (struct sockaddr *) &local, sizeof(local)) < 0)
{
wpa_printf(MSG_ERROR, "netlink: Failed to bind netlink "
"socket: %s", strerror(errno));
netlink_deinit(netlink);
return NULL;
}
eloop_register_read_sock(netlink->sock, netlink_receive, netlink,
NULL);
return netlink;
}
int main()
{
int ret;
struct nl_cb * nl_cb;
struct nl_handle * nl_handle;
struct netlink_data * netlink;
int ioctl_sock = -1;
struct dl_list interfaces;
int if_add_ifindex = -1;
dl_list_init(&interfaces);
/*
* global_init
*/
ret = netlink_init_nl80211_event_rtm(&netlink,NULL,nl80211_event_rtm_newlink,nl80211_event_rtm_dellink);
if (ret == -1 || netlink == NULL)
{
goto err;
}
ret = nl80211_init_event(&nl_cb, &nl_handle);
if (ret == -1)
{
wpa_printf(MSG_DEBUG, "nl80211: Init failure ");
goto err;
}
wpa_printf(MSG_INFO, "nl80211: wait for event... ");
nl_cb_set(nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
no_seq_check, NULL);
nl_cb_set(nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
process_event, NULL);
eloop_register_wrapper(nl_socket_get_fd(nl_handle),
nl80211_event_receive,
nl_cb, nl_handle);
ioctl_sock = init_ioctl_sock();
if (ioctl_sock < 0)
{
perror("socket(PF_INET,SOCK_DGRAM)");
goto err;
}
/*
* hapd_init
*/
eloop_run();
return 0;
err:
netlink_deinit(netlink);
nl_destroy_handles(&nl_handle);
nl_cb_put(nl_cb);
if (ioctl_sock >= 0)
{
close(ioctl_sock);
}
return -1;
}
static void
atheros_deinit(void *priv)
{
struct atheros_driver_data *drv = priv;
netlink_deinit(drv->netlink);
(void) linux_set_iface_flags(drv->ioctl_sock, drv->iface, 0);
if (drv->ioctl_sock >= 0)
close(drv->ioctl_sock);
if (drv->sock_recv != NULL && drv->sock_recv != drv->sock_xmit)
l2_packet_deinit(drv->sock_recv);
if (drv->sock_xmit != NULL)
l2_packet_deinit(drv->sock_xmit);
if (drv->sock_raw)
l2_packet_deinit(drv->sock_raw);
free(drv);
}
static void hostap_driver_deinit(void *priv)
{
struct hostap_driver_data *drv = priv;
netlink_deinit(drv->netlink);
(void) hostap_set_iface_flags(drv, 0);
(void) hostap_ioctl_prism2param(drv, PRISM2_PARAM_HOSTAPD, 0);
(void) hostap_ioctl_prism2param(drv, PRISM2_PARAM_HOSTAPD_STA, 0);
if (drv->ioctl_sock >= 0)
close(drv->ioctl_sock);
if (drv->sock >= 0)
close(drv->sock);
os_free(drv->generic_ie);
os_free(drv->wps_ie);
free(drv);
}
static void
ar6000_deinit(void *priv)
{
struct ar6000_driver_data *drv = priv;
netlink_deinit(drv->netlink);
(void) linux_set_iface_flags(drv->ioctl_sock, drv->iface, 0);
if (drv->ioctl_sock >= 0)
close(drv->ioctl_sock);
if (drv->sock_recv != NULL && drv->sock_recv != drv->sock_xmit)
l2_packet_deinit(drv->sock_recv);
if (drv->sock_xmit != NULL)
l2_packet_deinit(drv->sock_xmit);
if (drv->sock_raw)
l2_packet_deinit(drv->sock_raw);
wpabuf_free(drv->wpa_ie);
wpabuf_free(drv->wps_beacon_ie);
wpabuf_free(drv->wps_probe_resp_ie);
free(drv);
}
