115 lines
5.3 KiB
C++
115 lines
5.3 KiB
C++
/**************************************************************************/
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/* emws_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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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 EMWS_PEER_H
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#define EMWS_PEER_H
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#ifdef WEB_ENABLED
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#include "packet_buffer.h"
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#include "websocket_peer.h"
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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/templates/ring_buffer.h"
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#include <emscripten.h>
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extern "C" {
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typedef void (*WSOnOpen)(void *p_ref, char *p_protocol);
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typedef void (*WSOnMessage)(void *p_ref, const uint8_t *p_buf, int p_buf_len, int p_is_string);
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typedef void (*WSOnClose)(void *p_ref, int p_code, const char *p_reason, int p_is_clean);
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typedef void (*WSOnError)(void *p_ref);
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extern int godot_js_websocket_create(void *p_ref, const char *p_url, const char *p_proto, WSOnOpen p_on_open, WSOnMessage p_on_message, WSOnError p_on_error, WSOnClose p_on_close);
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extern int godot_js_websocket_send(int p_id, const uint8_t *p_buf, int p_buf_len, int p_raw);
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extern int godot_js_websocket_buffered_amount(int p_id);
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extern void godot_js_websocket_close(int p_id, int p_code, const char *p_reason);
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extern void godot_js_websocket_destroy(int p_id);
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}
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class EMWSPeer : public WebSocketPeer {
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private:
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int peer_sock = -1;
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State ready_state = STATE_CLOSED;
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Vector<uint8_t> packet_buffer;
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PacketBuffer<uint8_t> in_buffer;
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uint8_t was_string = 0;
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int close_code = -1;
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String close_reason;
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String selected_protocol;
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String requested_url;
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static WebSocketPeer *_create(bool p_notify_postinitialize) { return static_cast<WebSocketPeer *>(ClassDB::creator<EMWSPeer>(p_notify_postinitialize)); }
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static void _esws_on_connect(void *obj, char *proto);
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static void _esws_on_message(void *obj, const uint8_t *p_data, int p_data_size, int p_is_string);
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static void _esws_on_error(void *obj);
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static void _esws_on_close(void *obj, int code, const char *reason, int was_clean);
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void _clear();
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Error _send(const uint8_t *p_buffer, int p_buffer_size, bool p_binary);
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public:
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static void initialize() { WebSocketPeer::_create = EMWSPeer::_create; }
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// PacketPeer
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virtual int get_available_packet_count() const override;
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virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size) override;
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virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size) override;
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virtual int get_max_packet_size() const override { return packet_buffer.size(); };
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// WebSocketPeer
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virtual Error send(const uint8_t *p_buffer, int p_buffer_size, WriteMode p_mode) override;
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virtual Error connect_to_url(const String &p_url, Ref<TLSOptions> p_tls_client_options) override;
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virtual Error accept_stream(Ref<StreamPeer> p_stream) override;
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virtual void close(int p_code = 1000, String p_reason = "") override;
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virtual void poll() override;
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virtual State get_ready_state() const override;
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virtual int get_close_code() const override;
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virtual String get_close_reason() const override;
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virtual int get_current_outbound_buffered_amount() const override;
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virtual IPAddress get_connected_host() const override;
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virtual uint16_t get_connected_port() const override;
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virtual String get_selected_protocol() const override;
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virtual String get_requested_url() const override;
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virtual bool was_string_packet() const override;
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virtual void set_no_delay(bool p_enabled) override;
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EMWSPeer();
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~EMWSPeer();
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};
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#endif // WEB_ENABLED
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#endif // EMWS_PEER_H
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