132 lines
5.3 KiB
C++
132 lines
5.3 KiB
C++
/*************************************************************************/
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/* enet_packet_peer.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) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 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 ENET_PACKET_PEER_H
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#define ENET_PACKET_PEER_H
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#include "core/io/packet_peer.h"
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#include <enet/enet.h>
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class ENetPacketPeer : public PacketPeer {
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GDCLASS(ENetPacketPeer, PacketPeer);
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private:
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ENetPeer *peer = nullptr;
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List<ENetPacket *> packet_queue;
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ENetPacket *last_packet = nullptr;
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static void _bind_methods();
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Error _send(int p_channel, PackedByteArray p_packet, int p_flags);
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protected:
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friend class ENetConnection;
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// Internally used by ENetConnection during service, destroy, etc.
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void _on_disconnect();
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void _queue_packet(ENetPacket *p_packet);
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public:
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enum {
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PACKET_THROTTLE_SCALE = ENET_PEER_PACKET_THROTTLE_SCALE,
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PACKET_LOSS_SCALE = ENET_PEER_PACKET_LOSS_SCALE,
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};
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enum {
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FLAG_RELIABLE = ENET_PACKET_FLAG_RELIABLE,
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FLAG_UNSEQUENCED = ENET_PACKET_FLAG_UNSEQUENCED,
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FLAG_UNRELIABLE_FRAGMENT = ENET_PACKET_FLAG_UNRELIABLE_FRAGMENT,
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FLAG_ALLOWED = ENET_PACKET_FLAG_RELIABLE | ENET_PACKET_FLAG_UNSEQUENCED | ENET_PACKET_FLAG_UNRELIABLE_FRAGMENT,
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};
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enum PeerState {
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STATE_DISCONNECTED = ENET_PEER_STATE_DISCONNECTED,
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STATE_CONNECTING = ENET_PEER_STATE_CONNECTING,
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STATE_ACKNOWLEDGING_CONNECT = ENET_PEER_STATE_ACKNOWLEDGING_CONNECT,
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STATE_CONNECTION_PENDING = ENET_PEER_STATE_CONNECTION_PENDING,
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STATE_CONNECTION_SUCCEEDED = ENET_PEER_STATE_CONNECTION_SUCCEEDED,
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STATE_CONNECTED = ENET_PEER_STATE_CONNECTED,
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STATE_DISCONNECT_LATER = ENET_PEER_STATE_DISCONNECT_LATER,
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STATE_DISCONNECTING = ENET_PEER_STATE_DISCONNECTING,
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STATE_ACKNOWLEDGING_DISCONNECT = ENET_PEER_STATE_ACKNOWLEDGING_DISCONNECT,
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STATE_ZOMBIE = ENET_PEER_STATE_ZOMBIE,
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};
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enum PeerStatistic {
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PEER_PACKET_LOSS,
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PEER_PACKET_LOSS_VARIANCE,
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PEER_PACKET_LOSS_EPOCH,
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PEER_ROUND_TRIP_TIME,
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PEER_ROUND_TRIP_TIME_VARIANCE,
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PEER_LAST_ROUND_TRIP_TIME,
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PEER_LAST_ROUND_TRIP_TIME_VARIANCE,
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PEER_PACKET_THROTTLE,
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PEER_PACKET_THROTTLE_LIMIT,
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PEER_PACKET_THROTTLE_COUNTER,
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PEER_PACKET_THROTTLE_EPOCH,
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PEER_PACKET_THROTTLE_ACCELERATION,
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PEER_PACKET_THROTTLE_DECELERATION,
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PEER_PACKET_THROTTLE_INTERVAL,
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};
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int get_max_packet_size() const override;
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int get_available_packet_count() const override;
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Error get_packet(const uint8_t **r_buffer, int &r_buffer_size) override; ///< buffer is GONE after next get_packet
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Error put_packet(const uint8_t *p_buffer, int p_buffer_size) override;
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void peer_disconnect(int p_data = 0);
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void peer_disconnect_later(int p_data = 0);
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void peer_disconnect_now(int p_data = 0);
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void ping();
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void ping_interval(int p_interval);
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void reset();
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int send(uint8_t p_channel, ENetPacket *p_packet);
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void throttle_configure(int interval, int acceleration, int deceleration);
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void set_timeout(int p_timeout, int p_timeout_min, int p_timeout_max);
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double get_statistic(PeerStatistic p_stat);
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PeerState get_state() const;
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int get_channels() const;
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// Extras
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IPAddress get_remote_address() const;
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int get_remote_port() const;
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// Used by ENetMultiplayer (TODO use meta? If only they where StringNames)
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bool is_active() const;
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ENetPacketPeer(ENetPeer *p_peer);
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~ENetPacketPeer();
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};
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VARIANT_ENUM_CAST(ENetPacketPeer::PeerState);
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VARIANT_ENUM_CAST(ENetPacketPeer::PeerStatistic);
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#endif // ENET_PACKET_PEER_H
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