109 lines
4.4 KiB
C++
109 lines
4.4 KiB
C++
/*************************************************************************/
|
|
/* packet_peer.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 PACKET_PEER_H
|
|
#define PACKET_PEER_H
|
|
|
|
#include "core/class_db.h"
|
|
#include "core/io/stream_peer.h"
|
|
#include "core/ring_buffer.h"
|
|
|
|
class PacketPeer : public Reference {
|
|
GDCLASS(PacketPeer, Reference);
|
|
|
|
Variant _bnd_get_var(bool p_allow_objects = false);
|
|
|
|
static void _bind_methods();
|
|
|
|
Error _put_packet(const Vector<uint8_t> &p_buffer);
|
|
Vector<uint8_t> _get_packet();
|
|
Error _get_packet_error() const;
|
|
|
|
mutable Error last_get_error = OK;
|
|
|
|
int encode_buffer_max_size = 8 * 1024 * 1024;
|
|
Vector<uint8_t> encode_buffer;
|
|
|
|
public:
|
|
virtual int get_available_packet_count() const = 0;
|
|
virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size) = 0; ///< buffer is GONE after next get_packet
|
|
virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size) = 0;
|
|
|
|
virtual int get_max_packet_size() const = 0;
|
|
|
|
/* helpers / binders */
|
|
|
|
virtual Error get_packet_buffer(Vector<uint8_t> &r_buffer);
|
|
virtual Error put_packet_buffer(const Vector<uint8_t> &p_buffer);
|
|
|
|
virtual Error get_var(Variant &r_variant, bool p_allow_objects = false);
|
|
virtual Error put_var(const Variant &p_packet, bool p_full_objects = false);
|
|
|
|
void set_encode_buffer_max_size(int p_max_size);
|
|
int get_encode_buffer_max_size() const;
|
|
|
|
PacketPeer() {}
|
|
~PacketPeer() {}
|
|
};
|
|
|
|
class PacketPeerStream : public PacketPeer {
|
|
GDCLASS(PacketPeerStream, PacketPeer);
|
|
|
|
//the way the buffers work sucks, will change later
|
|
|
|
mutable Ref<StreamPeer> peer;
|
|
mutable RingBuffer<uint8_t> ring_buffer;
|
|
mutable Vector<uint8_t> input_buffer;
|
|
mutable Vector<uint8_t> output_buffer;
|
|
|
|
Error _poll_buffer() const;
|
|
|
|
protected:
|
|
void _set_stream_peer(REF p_peer);
|
|
static void _bind_methods();
|
|
|
|
public:
|
|
virtual int get_available_packet_count() const override;
|
|
virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size) override;
|
|
virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size) override;
|
|
|
|
virtual int get_max_packet_size() const override;
|
|
|
|
void set_stream_peer(const Ref<StreamPeer> &p_peer);
|
|
Ref<StreamPeer> get_stream_peer() const;
|
|
void set_input_buffer_max_size(int p_max_size);
|
|
int get_input_buffer_max_size() const;
|
|
void set_output_buffer_max_size(int p_max_size);
|
|
int get_output_buffer_max_size() const;
|
|
PacketPeerStream();
|
|
};
|
|
|
|
#endif // PACKET_STREAM_H
|