godot/modules/websocket/emws_peer.h
Fabio Alessandrelli 6a644d3ee1 Add websocket module.
Webassembly is client-only for obvious reasons.
Other platforms support both client and server using libwebsockets.
2018-02-06 14:10:13 +01:00

85 lines
3.4 KiB
C++

/*************************************************************************/
/* emws_peer.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT WEBSOCKET MODULE */
/* https://github.com/LudiDorici/godot-websocket */
/*************************************************************************/
/* Copyright (c) 2017 Ludi Dorici, di Alessandrelli Fabio */
/* */
/* 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 EMWSPEER_H
#define EMWSPEER_H
#ifdef JAVASCRIPT_ENABLED
#include "core/error_list.h"
#include "core/io/packet_peer.h"
#include "core/ring_buffer.h"
#include "emscripten.h"
#include "websocket_peer.h"
class EMWSPeer : public WebSocketPeer {
GDCIIMPL(EMWSPeer, WebSocketPeer);
private:
enum {
PACKET_BUFFER_SIZE = 65536 - 5 // 4 bytes for the size, 1 for for type
};
int peer_sock;
WriteMode write_mode;
uint8_t packet_buffer[PACKET_BUFFER_SIZE];
RingBuffer<uint8_t> in_buffer;
int queue_count;
bool _was_string;
public:
void read_msg(uint8_t *p_data, uint32_t p_size, bool p_is_string);
void set_sock(int sock);
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();
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();
EMWSPeer();
~EMWSPeer();
};
#endif // JAVASCRIPT_ENABLED
#endif // LSWPEER_H