godot/core/io/http_client_tcp.h
Fabio Alessandrelli ac4fb2996b [Net] Non-blocking request in HTTPClientTCP.
HTTPClientJavaScript already supports non-blocking requests.
2022-02-03 02:45:30 +01:00

104 lines
4.6 KiB
C++

/*************************************************************************/
/* http_client_tcp.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 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 */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef HTTP_CLIENT_TCP_H
#define HTTP_CLIENT_TCP_H
#include "http_client.h"
class HTTPClientTCP : public HTTPClient {
private:
Status status = STATUS_DISCONNECTED;
IP::ResolverID resolving = IP::RESOLVER_INVALID_ID;
Array ip_candidates;
int conn_port = -1; // Server to make requests to.
String conn_host;
int server_port = -1; // Server to connect to (might be a proxy server).
String server_host;
int http_proxy_port = -1; // Proxy server for http requests.
String http_proxy_host;
int https_proxy_port = -1; // Proxy server for https requests.
String https_proxy_host;
bool ssl = false;
bool ssl_verify_host = false;
bool blocking = false;
bool handshaking = false;
bool head_request = false;
Vector<uint8_t> response_str;
bool chunked = false;
Vector<uint8_t> chunk;
int chunk_left = 0;
bool chunk_trailer_part = false;
int64_t body_size = -1;
int64_t body_left = 0;
bool read_until_eof = false;
Ref<StreamPeerBuffer> request_buffer;
Ref<StreamPeerTCP> tcp_connection;
Ref<StreamPeer> connection;
Ref<HTTPClientTCP> proxy_client; // Negotiate with proxy server.
int response_num = 0;
Vector<String> response_headers;
// 64 KiB by default (favors fast download speeds at the cost of memory usage).
int read_chunk_size = 65536;
Error _get_http_data(uint8_t *p_buffer, int p_bytes, int &r_received);
public:
static HTTPClient *_create_func();
Error request(Method p_method, const String &p_url, const Vector<String> &p_headers, const uint8_t *p_body, int p_body_size) override;
Error connect_to_host(const String &p_host, int p_port = -1, bool p_ssl = false, bool p_verify_host = true) override;
void set_connection(const Ref<StreamPeer> &p_connection) override;
Ref<StreamPeer> get_connection() const override;
void close() override;
Status get_status() const override;
bool has_response() const override;
bool is_response_chunked() const override;
int get_response_code() const override;
Error get_response_headers(List<String> *r_response) override;
int64_t get_response_body_length() const override;
PackedByteArray read_response_body_chunk() override;
void set_blocking_mode(bool p_enable) override;
bool is_blocking_mode_enabled() const override;
void set_read_chunk_size(int p_size) override;
int get_read_chunk_size() const override;
Error poll() override;
void set_http_proxy(const String &p_host, int p_port) override;
void set_https_proxy(const String &p_host, int p_port) override;
HTTPClientTCP();
};
#endif // HTTP_CLIENT_TCP_H