godot/modules/webrtc/webrtc_data_channel_js.h

94 lines
3.9 KiB
C++

/*************************************************************************/
/* webrtc_data_channel_js.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. */
/*************************************************************************/
#ifdef JAVASCRIPT_ENABLED
#ifndef WEBRTC_DATA_CHANNEL_JS_H
#define WEBRTC_DATA_CHANNEL_JS_H
#include "webrtc_data_channel.h"
class WebRTCDataChannelJS : public WebRTCDataChannel {
GDCLASS(WebRTCDataChannelJS, WebRTCDataChannel);
private:
String _label;
String _protocol;
bool _was_string;
WriteMode _write_mode;
enum {
PACKET_BUFFER_SIZE = 65536 - 5 // 4 bytes for the size, 1 for for type
};
int _js_id;
RingBuffer<uint8_t> in_buffer;
int queue_count;
uint8_t packet_buffer[PACKET_BUFFER_SIZE];
public:
void _on_open();
void _on_close();
void _on_error();
void _on_message(uint8_t *p_data, uint32_t p_size, bool p_is_string);
virtual void set_write_mode(WriteMode mode) override;
virtual WriteMode get_write_mode() const override;
virtual bool was_string_packet() const override;
virtual ChannelState get_ready_state() const override;
virtual String get_label() const override;
virtual bool is_ordered() const override;
virtual int get_id() const override;
virtual int get_max_packet_life_time() const override;
virtual int get_max_retransmits() const override;
virtual String get_protocol() const override;
virtual bool is_negotiated() const override;
virtual Error poll() override;
virtual void close() override;
/** Inherited from PacketPeer: **/
virtual int get_available_packet_count() const override;
virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size) override; ///< buffer is GONE after next get_packet
virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size) override;
virtual int get_max_packet_size() const override;
WebRTCDataChannelJS();
WebRTCDataChannelJS(int js_id);
~WebRTCDataChannelJS();
};
#endif // WEBRTC_DATA_CHANNEL_JS_H
#endif // JAVASCRIPT_ENABLED