godot/core/io/packet_peer_dtls.h

/*************************************************************************/
/*  packet_peer_dtls.h                                                   */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/

#ifndef PACKET_PEER_DTLS_H
#define PACKET_PEER_DTLS_H

#include "core/crypto/crypto.h"
#include "core/io/packet_peer_udp.h"

class PacketPeerDTLS : public PacketPeer {
	GDCLASS(PacketPeerDTLS, PacketPeer);

protected:
	static PacketPeerDTLS *(*_create)();
	static void _bind_methods();

	static bool available;

public:
	enum Status {
		STATUS_DISCONNECTED,
		STATUS_HANDSHAKING,
		STATUS_CONNECTED,
		STATUS_ERROR,
		STATUS_ERROR_HOSTNAME_MISMATCH
	};

	virtual void poll() = 0;
	virtual Error connect_to_peer(Ref<PacketPeerUDP> p_base, bool p_validate_certs = true, const String &p_for_hostname = String(), Ref<X509Certificate> p_ca_certs = Ref<X509Certificate>()) = 0;
	virtual void disconnect_from_peer() = 0;
	virtual Status get_status() const = 0;

	static PacketPeerDTLS *create();
	static bool is_available();

	PacketPeerDTLS();
};

VARIANT_ENUM_CAST(PacketPeerDTLS::Status);

#endif // PACKET_PEER_DTLS_H