rfile_t renamed

Utilities/File.h

@@ -0,0 +1,97 @@
+#pragma once
+
+enum file_seek_mode : u32
+{
+	from_begin,
+	from_cur,
+	from_end,
+};
+
+enum file_open_mode : u32
+{
+	o_read = 1 << 0,
+	o_write = 1 << 1,
+	o_append = 1 << 2,
+	o_create = 1 << 3,
+	o_trunc = 1 << 4,
+	o_excl = 1 << 5,
+};
+
+namespace fs
+{
+	struct stat_t
+	{
+		bool exists;
+		bool is_directory;
+		bool is_writable;
+		uint64_t size;
+		time_t atime;
+		time_t mtime;
+		time_t ctime;
+	};
+
+	bool stat(const std::string& path, stat_t& info);
+	bool exists(const std::string& path);
+	bool is_file(const std::string& file);
+	bool is_dir(const std::string& dir);
+	bool remove_dir(const std::string& dir);
+	bool create_dir(const std::string& dir);
+	bool create_path(const std::string& path);
+	bool rename(const std::string& from, const std::string& to);
+	bool copy_file(const std::string& from, const std::string& to, bool overwrite);
+	bool remove_file(const std::string& file);
+	bool truncate_file(const std::string& file, uint64_t length);
+
+	struct file final
+	{
+#ifdef _WIN32
+		using handle_type = void*;
+#else
+		using handle_type = intptr_t;
+#endif
+
+	private:
+		handle_type fd;
+
+	public:
+		file();
+		~file();
+		explicit file(const std::string& filename, u32 mode = o_read);
+
+		file(const file&) = delete;
+		file(file&&) = delete; // possibly TODO
+
+		file& operator =(const file&) = delete;
+		file& operator =(file&&) = delete; // possibly TODO
+
+		operator bool() const; // check is_opened()
+
+		void import(handle_type fd); // replace file handle
+
+		bool open(const std::string& filename, u32 mode = o_read);
+		bool is_opened() const; // check whether the file is opened
+		bool trunc(u64 size) const; // change file size (possibly appending zero bytes)
+		bool stat(stat_t& info) const; // get file info
+		bool close();
+
+		u64 read(void* buffer, u64 count) const;
+		u64 write(const void* buffer, u64 count) const;
+		u64 seek(u64 offset, u32 mode = from_begin) const;
+		u64 size() const;
+	};
+}
+
+struct rDir
+{
+	rDir();
+	~rDir();
+	rDir(const rDir& other) = delete;
+	rDir(const std::string &path);
+	bool Open(const std::string& path);
+	bool IsOpened() const;
+	static bool Exists(const std::string &path);
+	bool 	GetFirst(std::string *filename) const;
+	bool 	GetNext(std::string *filename) const;
+
+	void *handle;
+};