1 files changed, 75 insertions, 0 deletions
diff --git a/dev/zka/KernelKit/User.h b/dev/zka/KernelKit/User.h
new file mode 100644
index 00000000..10697f28
--- /dev/null
+++ b/dev/zka/KernelKit/User.h
@@ -0,0 +1,75 @@
+/* -------------------------------------------
+
+ Copyright ZKA Web Services Co.
+
+------------------------------------------- */
+
+#ifndef INC_USER_HXX
+#define INC_USER_HXX
+
+#include <CompilerKit/CompilerKit.h>
+#include <KernelKit/LPC.h>
+#include <NewKit/String.h>
+#include <NewKit/Defines.h>
+
+// user mode users.
+#define kSuperUser "ZKA AUTHORITY\\SUPER"
+#define kGuestUser "ZKA AUTHORITY\\GUEST"
+
+#define kUsersDir "\\Users\\"
+
+#define kMaxUserNameLen	 (255)
+#define kMaxUserTokenLen (255)
+
+namespace Kernel
+{
+	class User;
+
+	enum class RingKind
+	{
+		kRingStdUser   = 1,
+		kRingSuperUser = 2,
+		kRingGuestUser = 5,
+		kRingCount	   = 3,
+	};
+
+	class User final
+	{
+	public:
+		explicit User() = delete;
+
+		User(const Int32& sel, const Char* userName);
+		User(const RingKind& kind, const Char* userName);
+
+		~User();
+
+	public:
+		ZKA_COPY_DEFAULT(User)
+
+	public:
+		bool operator==(const User& lhs);
+		bool operator!=(const User& lhs);
+
+	public:
+		/// @brief Get software ring
+		const RingKind& Ring() noexcept;
+
+		/// @brief Get user name
+		Char* Name() noexcept;
+
+		/// @brief Is he a standard user?
+		Bool IsStdUser() noexcept;
+
+		/// @brief Is she a super user?
+		Bool IsSuperUser() noexcept;
+
+		Bool TrySave(const Char* password) noexcept;
+
+	private:
+		RingKind fRing{RingKind::kRingStdUser};
+		Char	 fUserName[kMaxUserNameLen]	  = {0};
+		Char	 fUserToken[kMaxUserTokenLen] = {0};
+	};
+} // namespace Kernel
+
+#endif /* ifndef INC_USER_HXX */