static void nl80211_cleanup(struct nl80211_state *state)
{
genl_family_put(state->nl80211);
nl_cache_free(state->nl_cache);
nl_socket_free(state->nl_sock);
}
static bool nl80211_init()
{
int err;
sock = nl_socket_alloc();
if (!sock) {
fprintf(stderr, "failed to allocate netlink socket\n");
goto out;
}
err = genl_connect(sock);
if (err) {
nl_perror(err, "failed to make generic netlink connection");
goto out;
}
err = genl_ctrl_alloc_cache(sock, &cache);
if (err) {
nl_perror(err, "failed to allocate netlink controller cache");
goto out;
}
family = genl_ctrl_search_by_name(cache, NL80211_GENL_NAME);
if (!family) {
fprintf(stderr, "failed to find nl80211\n");
goto out;
}
return true;
out:
genl_family_put(family);
nl_cache_free(cache);
nl_socket_free(sock);
return false;
}
static void netlink_exit(void)
{
g_io_channel_unref(channel);
genl_family_put(family);
nl_cache_free(cache);
nl_handle_destroy(handle);
}
void CNL80211::close() {
//don't check if not connected, check pointers
if (m_nlSn) {
m_nlSn->setEnabled(false);
delete m_nlSn;
}
if (m_nlFamily)
genl_family_put(m_nlFamily);
if (m_nlCache)
nl_cache_free(m_nlCache);
if (m_nlSocket)
nl_socket_free(m_nlSocket);
m_nlFd = -1;
m_connected = false;
}
static int netlink_init(void)
{
info("Starting experimental netlink support");
handle = nl_handle_alloc();
if (!handle) {
error("Failed to allocate netlink handle");
return -ENOMEM;
}
if (genl_connect(handle) < 0) {
error("Failed to connect to generic netlink");
nl_handle_destroy(handle);
return -ENOLINK;
}
cache = genl_ctrl_alloc_cache(handle);
if (!cache) {
error("Failed to allocate generic netlink cache");
return -ENOMEM;
nl_handle_destroy(handle);
}
family = genl_ctrl_search_by_name(cache, "bluetooth");
if (!family) {
error("Failed to find Bluetooth netlink family");
nl_cache_free(cache);
nl_handle_destroy(handle);
return -ENOENT;
}
if (create_channel(nl_socket_get_fd(handle)) < 0) {
error("Failed to create netlink IO channel");
genl_family_put(family);
nl_cache_free(cache);
nl_handle_destroy(handle);
return -ENOMEM;
}
return 0;
}
static void deinit_nl()
{
genl_family_put(nl80211);
nl_cache_free(nl_cache);
nl_socket_free(nl_soc);
}
void SoftapController::deinitNl() {
genl_family_put(nl80211);
nl_cache_free(nl_cache);
nl_socket_free(nl_soc);
}
static void nl80211_finish() {
nl_socket_free(sock);
genl_family_put(family);
nl_cache_free(cache);
}