initial commit, 4.5 stable

platform/web/http_client_web.h

@@ -0,0 +1,103 @@
+/**************************************************************************/
+/*  http_client_web.h                                                     */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* 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.                 */
+/**************************************************************************/
+
+#pragma once
+
+#include "core/io/http_client.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+	GODOT_JS_FETCH_STATE_REQUESTING = 0,
+	GODOT_JS_FETCH_STATE_BODY = 1,
+	GODOT_JS_FETCH_STATE_DONE = 2,
+	GODOT_JS_FETCH_STATE_ERROR = -1,
+} godot_js_fetch_state_t;
+
+extern int godot_js_fetch_create(const char *p_method, const char *p_url, const char **p_headers, int p_headers_len, const uint8_t *p_body, int p_body_len);
+extern int godot_js_fetch_read_headers(int p_id, void (*parse_callback)(int p_size, const char **p_headers, void *p_ref), void *p_ref);
+extern int godot_js_fetch_read_chunk(int p_id, uint8_t *p_buf, int p_buf_size);
+extern void godot_js_fetch_free(int p_id);
+extern godot_js_fetch_state_t godot_js_fetch_state_get(int p_id);
+extern int godot_js_fetch_http_status_get(int p_id);
+extern int godot_js_fetch_is_chunked(int p_id);
+
+#ifdef __cplusplus
+}
+#endif
+
+class HTTPClientWeb : public HTTPClient {
+private:
+	int js_id = 0;
+	Status status = STATUS_DISCONNECTED;
+
+	// 64 KiB by default (favors fast download speeds at the cost of memory usage).
+	int read_limit = 65536;
+
+	String host;
+	int port = -1;
+	bool use_tls = false;
+
+	int polled_response_code = 0;
+	Vector<String> response_headers;
+	Vector<uint8_t> response_buffer;
+
+#ifdef DEBUG_ENABLED
+	uint64_t last_polling_frame = 0;
+#endif
+
+	static void _parse_headers(int p_len, const char **p_headers, void *p_ref);
+
+public:
+	static HTTPClient *_create_func(bool p_notify_postinitialize);
+
+	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, Ref<TLSOptions> p_tls_options = Ref<TLSOptions>()) 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;
+	HTTPClientWeb();
+	~HTTPClientWeb();
+};