void dtls_close(struct openconnect_info *vpninfo)
{
if (vpninfo->dtls_ssl) {
DTLS_FREE(vpninfo->dtls_ssl);
closesocket(vpninfo->dtls_fd);
unmonitor_read_fd(vpninfo, dtls);
unmonitor_write_fd(vpninfo, dtls);
unmonitor_except_fd(vpninfo, dtls);
vpninfo->dtls_ssl = NULL;
vpninfo->dtls_fd = -1;
}
}
void esp_close(struct openconnect_info *vpninfo)
{
/* We close and reopen the socket in case we roamed and our
local IP address has changed. */
if (vpninfo->dtls_fd != -1) {
closesocket(vpninfo->dtls_fd);
unmonitor_read_fd(vpninfo, dtls);
unmonitor_write_fd(vpninfo, dtls);
unmonitor_except_fd(vpninfo, dtls);
vpninfo->dtls_fd = -1;
}
vpninfo->dtls_state = DTLS_SLEEPING;
}