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);
+