113 lines
4.5 KiB
C++
113 lines
4.5 KiB
C++
/*************************************************************************/
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/* 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) 2007-2022 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_H
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#define PACKET_PEER_H
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#include "core/io/stream_peer.h"
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#include "core/object.h"
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#include "core/ring_buffer.h"
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class PacketPeer : public Reference {
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GDCLASS(PacketPeer, Reference);
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Variant _bnd_get_var(bool p_allow_objects = false);
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static void _bind_methods();
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Error _put_packet(const PoolVector<uint8_t> &p_buffer);
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PoolVector<uint8_t> _get_packet();
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Error _get_packet_error() const;
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mutable Error last_get_error;
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bool allow_object_decoding;
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int encode_buffer_max_size;
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PoolVector<uint8_t> encode_buffer;
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public:
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virtual int get_available_packet_count() const = 0;
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virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size) = 0; ///< buffer is GONE after next get_packet
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virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size) = 0;
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virtual int get_max_packet_size() const = 0;
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/* helpers / binders */
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virtual Error get_packet_buffer(PoolVector<uint8_t> &r_buffer);
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virtual Error put_packet_buffer(const PoolVector<uint8_t> &p_buffer);
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virtual Error get_var(Variant &r_variant, bool p_allow_objects = false);
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virtual Error put_var(const Variant &p_packet, bool p_full_objects = false);
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void set_allow_object_decoding(bool p_enable);
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bool is_object_decoding_allowed() const;
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void set_encode_buffer_max_size(int p_max_size);
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int get_encode_buffer_max_size() const;
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PacketPeer();
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~PacketPeer() {}
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};
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class PacketPeerStream : public PacketPeer {
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GDCLASS(PacketPeerStream, PacketPeer);
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//the way the buffers work sucks, will change later
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mutable Ref<StreamPeer> peer;
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mutable RingBuffer<uint8_t> ring_buffer;
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mutable Vector<uint8_t> input_buffer;
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mutable Vector<uint8_t> output_buffer;
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Error _poll_buffer() const;
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protected:
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void _set_stream_peer(REF p_peer);
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static void _bind_methods();
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public:
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virtual int get_available_packet_count() const;
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virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size);
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virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size);
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virtual int get_max_packet_size() const;
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void set_stream_peer(const Ref<StreamPeer> &p_peer);
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Ref<StreamPeer> get_stream_peer() const;
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void set_input_buffer_max_size(int p_max_size);
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int get_input_buffer_max_size() const;
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void set_output_buffer_max_size(int p_max_size);
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int get_output_buffer_max_size() const;
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PacketPeerStream();
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};
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#endif // PACKET_STREAM_H
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