godot/core/io/udp_server.h

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/*************************************************************************/
/* udp_server.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 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 UDP_SERVER_H
#define UDP_SERVER_H
#include "core/io/net_socket.h"
#include "core/io/packet_peer_udp.h"
class UDPServer : public Reference {
GDCLASS(UDPServer, Reference);
protected:
enum {
PACKET_BUFFER_SIZE = 65536
};
struct Peer {
PacketPeerUDP *peer;
IP_Address ip;
uint16_t port = 0;
bool operator==(const Peer &p_other) const {
return (ip == p_other.ip && port == p_other.port);
}
};
uint8_t recv_buffer[PACKET_BUFFER_SIZE];
int bind_port = 0;
IP_Address bind_address;
List<Peer> peers;
List<Peer> pending;
int max_pending_connections = 16;
Ref<NetSocket> _sock;
static void _bind_methods();
public:
void remove_peer(IP_Address p_ip, int p_port);
Error listen(uint16_t p_port, const IP_Address &p_bind_address = IP_Address("*"));
Error poll();
bool is_listening() const;
bool is_connection_available() const;
void set_max_pending_connections(int p_max);
int get_max_pending_connections() const;
Ref<PacketPeerUDP> take_connection();
void stop();
UDPServer();
~UDPServer();
};
#endif // UDP_SERVER_H