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111 lines
4.3 KiB
C++
111 lines
4.3 KiB
C++
/*************************************************************************/
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/* wsl_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 WSLPEER_H
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#define WSLPEER_H
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#ifndef JAVASCRIPT_ENABLED
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#include "core/error/error_list.h"
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#include "core/io/packet_peer.h"
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#include "core/io/stream_peer_tcp.h"
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#include "core/templates/ring_buffer.h"
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#include "packet_buffer.h"
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#include "websocket_peer.h"
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#include "wslay/wslay.h"
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#define WSL_MAX_HEADER_SIZE 4096
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class WSLPeer : public WebSocketPeer {
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GDCIIMPL(WSLPeer, WebSocketPeer);
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public:
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struct PeerData {
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bool polling = false;
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bool destroy = false;
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bool valid = false;
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bool is_server = false;
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bool closing = false;
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void *obj = nullptr;
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void *peer = nullptr;
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Ref<StreamPeer> conn;
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Ref<StreamPeerTCP> tcp;
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int id = 1;
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wslay_event_context_ptr ctx = nullptr;
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};
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static String compute_key_response(String p_key);
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static String generate_key();
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private:
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static bool _wsl_poll(struct PeerData *p_data);
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static void _wsl_destroy(struct PeerData **p_data);
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struct PeerData *_data = nullptr;
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uint8_t _is_string = 0;
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// Our packet info is just a boolean (is_string), using uint8_t for it.
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PacketBuffer<uint8_t> _in_buffer;
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Vector<uint8_t> _packet_buffer;
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WriteMode write_mode = WRITE_MODE_BINARY;
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public:
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int close_code = -1;
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String close_reason;
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void poll(); // Used by client and server.
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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 { return _packet_buffer.size(); };
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virtual void close_now();
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virtual void close(int p_code = 1000, String p_reason = "");
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virtual bool is_connected_to_host() const;
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virtual IP_Address get_connected_host() const;
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virtual uint16_t get_connected_port() const;
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virtual WriteMode get_write_mode() const;
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virtual void set_write_mode(WriteMode p_mode);
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virtual bool was_string_packet() const;
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virtual void set_no_delay(bool p_enabled);
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void make_context(PeerData *p_data, unsigned int p_in_buf_size, unsigned int p_in_pkt_size, unsigned int p_out_buf_size, unsigned int p_out_pkt_size);
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Error parse_message(const wslay_event_on_msg_recv_arg *arg);
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void invalidate();
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WSLPeer();
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~WSLPeer();
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};
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#endif // JAVASCRIPT_ENABLED
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#endif // LSWPEER_H
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