init http framework

include/http.h

@@ -0,0 +1,33 @@
+/*
+    Copyright 2023 dragonflylee
+*/
+
+#pragma once
+
+#include <string>
+#include <vector>
+#include <unordered_map>
+#include <curl/curl.h>
+
+class HTTP {
+public:
+    using Form = std::unordered_map<std::string, std::string>;
+
+    HTTP();
+    HTTP(const HTTP& other) = delete;
+    ~HTTP();
+
+    static std::string encode_form(const Form& form);
+    void set_headers(const std::vector<std::string>& headers);
+    int get(const std::string& url, std::ostream *out);
+    std::string put(const std::string& url, std::istream *data);
+    std::string post(const std::string& url, const std::string& data);
+
+private:
+    static size_t easy_write_cb(char* ptr, size_t size, size_t nmemb, void* userdata);
+    static size_t easy_read_cb(char* ptr, size_t size, size_t nmemb, void* userdata);
+    int perform(std::ostream* body);
+
+    CURL* easy;
+    struct curl_slist* chunk;
+};