public static TcpSocket makeTls(TcpSocket upgrade) {
try {
SSLContext sslContext = SSLContext.getInstance("TLS");
sslContext.init(null, null, null);
// get SSL factory because Java loves factories!
SSLSocketFactory factory = sslContext.getSocketFactory();
// create new SSL socket
SSLSocket socket;
if (upgrade == null) {
socket = (SSLSocket) factory.createSocket();
}
// upgrade an existing socket
else {
socket =
(SSLSocket)
factory.createSocket(
upgrade.peer.socket,
upgrade.peer.socket.getInetAddress().getHostAddress(),
upgrade.peer.socket.getPort(),
false);
socket.setUseClientMode(true);
socket.startHandshake();
}
// create the new TcpSocket instance
TcpSocket self = new TcpSocket();
self.peer = new TcpSocketPeer(socket);
// if upgrade, then initialize socket as already connected
if (upgrade != null) self.peer.connected(self);
return self;
} catch (Exception e) {
throw IOErr.make(e);
}
}
