init http framework

include/drive.h

@@ -0,0 +1,35 @@
+#pragma once
+
+#include <string>
+#include <vector>
+#include <memory>
+
+enum drive_type {
+    dt_alipan,
+    dt_filebrowser,
+};
+
+/// @brief file entry
+struct dItem {
+    std::string id;
+    std::string name;
+    bool folder;
+};
+
+class drive {
+public:
+    virtual ~drive() {}
+    typedef std::shared_ptr<drive> ref;
+    typedef void (*fnQrcode)(const std::string&);
+
+    virtual int qrLogin(fnQrcode printQr) = 0;
+    virtual std::vector<dItem> list(const std::string& file_id) = 0;
+    virtual std::string mkdir(const std::string& parent_id, const std::string& name) = 0;
+    virtual std::string upload(const std::string& parent_id, const std::string& file) = 0;
+};
+
+/// @brief factory funtion
+drive::ref new_drive(drive_type type);
+
+std::string hex_encode(const unsigned char* data, size_t len);
+

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;
+};