102 lines
4.2 KiB
C++
102 lines
4.2 KiB
C++
/*************************************************************************/
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/* packet_peer_udp.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef PACKET_PEER_UDP_H
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#define PACKET_PEER_UDP_H
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#include "core/io/ip.h"
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#include "core/io/net_socket.h"
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#include "core/io/packet_peer.h"
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class UDPServer;
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class PacketPeerUDP : public PacketPeer {
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GDCLASS(PacketPeerUDP, PacketPeer);
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protected:
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enum {
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PACKET_BUFFER_SIZE = 65536
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};
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RingBuffer<uint8_t> rb;
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uint8_t recv_buffer[PACKET_BUFFER_SIZE];
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uint8_t packet_buffer[PACKET_BUFFER_SIZE];
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IPAddress packet_ip;
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int packet_port = 0;
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int queue_count = 0;
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IPAddress peer_addr;
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int peer_port = 0;
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bool connected = false;
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bool blocking = true;
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bool broadcast = false;
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UDPServer *udp_server = nullptr;
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Ref<NetSocket> _sock;
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static void _bind_methods();
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String _get_packet_ip() const;
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Error _set_dest_address(const String &p_address, int p_port);
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Error _poll();
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public:
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void set_blocking_mode(bool p_enable);
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Error bind(int p_port, const IPAddress &p_bind_address = IPAddress("*"), int p_recv_buffer_size = 65536);
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void close();
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Error wait();
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bool is_bound() const;
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Error connect_shared_socket(Ref<NetSocket> p_sock, IPAddress p_ip, uint16_t p_port, UDPServer *ref); // Used by UDPServer
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void disconnect_shared_socket(); // Used by UDPServer
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Error store_packet(IPAddress p_ip, uint32_t p_port, uint8_t *p_buf, int p_buf_size); // Used internally and by UDPServer
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Error connect_to_host(const IPAddress &p_host, int p_port);
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bool is_connected_to_host() const;
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IPAddress get_packet_address() const;
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int get_packet_port() const;
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int get_local_port() const;
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void set_dest_address(const IPAddress &p_address, int p_port);
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Error put_packet(const uint8_t *p_buffer, int p_buffer_size) override;
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Error get_packet(const uint8_t **r_buffer, int &r_buffer_size) override;
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int get_available_packet_count() const override;
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int get_max_packet_size() const override;
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void set_broadcast_enabled(bool p_enabled);
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Error join_multicast_group(IPAddress p_multi_address, String p_if_name);
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Error leave_multicast_group(IPAddress p_multi_address, String p_if_name);
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PacketPeerUDP();
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~PacketPeerUDP();
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};
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#endif // PACKET_PEER_UDP_H
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