godot/modules/websocket/lws_peer.h
2018-09-24 01:50:37 +02:00

100 lines
3.8 KiB
C++

/*************************************************************************/
/* lws_peer.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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 LWSPEER_H
#define LWSPEER_H
#ifndef JAVASCRIPT_ENABLED
#include "core/error_list.h"
#include "core/io/packet_peer.h"
#include "core/ring_buffer.h"
#include "libwebsockets.h"
#include "lws_config.h"
#include "websocket_peer.h"
class LWSPeer : public WebSocketPeer {
GDCIIMPL(LWSPeer, WebSocketPeer);
private:
enum {
PACKET_BUFFER_SIZE = 65536 - 5 // 4 bytes for the size, 1 for the type
};
uint8_t packet_buffer[PACKET_BUFFER_SIZE];
struct lws *wsi;
WriteMode write_mode;
bool _was_string;
int close_code;
String close_reason;
public:
struct PeerData {
uint32_t peer_id;
bool force_close;
bool clean_close;
};
RingBuffer<uint8_t> rbw;
RingBuffer<uint8_t> rbr;
uint8_t input_buffer[PACKET_BUFFER_SIZE];
uint32_t in_size;
int in_count;
int out_count;
virtual int get_available_packet_count() const;
virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size);
virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size);
virtual int get_max_packet_size() const { return PACKET_BUFFER_SIZE; };
virtual void close(int p_code = 1000, String p_reason = "");
virtual bool is_connected_to_host() const;
virtual IP_Address get_connected_host() const;
virtual uint16_t get_connected_port() const;
virtual WriteMode get_write_mode() const;
virtual void set_write_mode(WriteMode p_mode);
virtual bool was_string_packet() const;
void set_wsi(struct lws *wsi);
Error read_wsi(void *in, size_t len);
Error write_wsi();
void send_close_status(struct lws *wsi);
String get_close_reason(void *in, size_t len, int &r_code);
LWSPeer();
~LWSPeer();
};
#endif // JAVASCRIPT_ENABLED
#endif // LSWPEER_H