Move C/C++ sources to src subdirectory

src/http_client.h

@@ -0,0 +1,59 @@
+// Copyright (c) Vitaliy Filippov, 2019+
+// License: VNPL-1.1 or GNU GPL-2.0+ (see README.md for details)
+
+#pragma once
+#include <string>
+#include <vector>
+#include <map>
+#include <functional>
+#include "json11/json11.hpp"
+
+#define WS_CONTINUATION 0
+#define WS_TEXT 1
+#define WS_BINARY 2
+#define WS_CLOSE 8
+#define WS_PING 9
+#define WS_PONG 10
+
+class timerfd_manager_t;
+
+struct http_options_t
+{
+    int timeout;
+    bool want_streaming;
+};
+
+struct http_response_t
+{
+    bool eof = false;
+    int error_code = 0;
+    int status_code = 0;
+    std::string status_line;
+    std::map<std::string, std::string> headers;
+    int ws_msg_type = -1;
+    std::string body;
+};
+
+struct http_co_t;
+
+struct websocket_t
+{
+    http_co_t *co;
+    void post_message(int type, const std::string & msg);
+    void close();
+};
+
+void parse_http_headers(std::string & res, http_response_t *parsed);
+
+std::vector<std::string> getifaddr_list(bool include_v6 = false);
+
+uint64_t stoull_full(const std::string & str, int base = 10);
+
+void http_request(timerfd_manager_t *tfd, const std::string & host, const std::string & request,
+    const http_options_t & options, std::function<void(const http_response_t *response)> callback);
+
+void http_request_json(timerfd_manager_t *tfd, const std::string & host, const std::string & request,
+    int timeout, std::function<void(std::string, json11::Json r)> callback);
+
+websocket_t* open_websocket(timerfd_manager_t *tfd, const std::string & host, const std::string & path,
+    int timeout, std::function<void(const http_response_t *msg)> callback);