From 6551964ad66de7bc7ccb636c54351be2a260612b Mon Sep 17 00:00:00 2001
From: Amlal El Mahrouss <amlal@nekernel.org>
Date: Fri, 23 May 2025 23:31:58 +0200
Subject: feat(kernel/libSystem): Lots of improvements, see below.

what:

 - Reworked NetworkDevice.
 - Reworked RTL8139 driver.
 - Don't assert fCleanup on NetworkDevice destructor.
 - Add new Ref types in libSystem.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
---
 dev/kernel/KernelKit/UserMgr.h | 92 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 dev/kernel/KernelKit/UserMgr.h

(limited to 'dev/kernel/KernelKit/UserMgr.h')

diff --git a/dev/kernel/KernelKit/UserMgr.h b/dev/kernel/KernelKit/UserMgr.h
new file mode 100644
index 00000000..b7e7ac1d
--- /dev/null
+++ b/dev/kernel/KernelKit/UserMgr.h
@@ -0,0 +1,92 @@
+/* -------------------------------------------
+
+ Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved.
+
+------------------------------------------- */
+
+#ifndef INC_USER_H
+#define INC_USER_H
+
+/* -------------------------------------------
+
+ Revision History:
+
+ 04/03/25: Set users directory as /user/ instead of /usr/
+
+ ------------------------------------------- */
+
+#include <CompilerKit/CompilerKit.h>
+#include <KernelKit/KPC.h>
+#include <NeKit/Defines.h>
+#include <NeKit/KString.h>
+
+///! We got the Super, Standard (%s format) and Guest user,
+///! all are used to make authorization operations on the OS.
+#define kSuperUser "OS AUTHORITY/MGMT/%s"
+#define kGuestUser "OS AUTHORITY/GUEST/%s"
+#define kStdUser "OS AUTHORITY/STD/%s"
+
+#define kUsersDir "/users/"
+
+#define kMaxUserNameLen (256U)
+#define kMaxUserTokenLen (256U)
+
+namespace Kernel {
+class User;
+
+enum class UserRingKind {
+  kRingInvalid   = 0,
+  kRingStdUser   = 1,
+  kRingSuperUser = 2,
+  kRingGuestUser = 5,
+  kRingCount     = 3,
+};
+
+typedef Char* UserPublicKey;
+typedef Char  UserPublicKeyType;
+
+/// @brief System User class.
+class User final {
+ public:
+  User() = delete;
+
+  User(const Int32& sel, const Char* username);
+  User(const UserRingKind& kind, const Char* username);
+
+  ~User();
+
+ public:
+  NE_COPY_DEFAULT(User)
+
+ public:
+  bool operator==(const User& lhs);
+  bool operator!=(const User& lhs);
+
+ public:
+  /// @brief Get software ring
+  const UserRingKind& 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;
+
+  /// @brief Saves a password from the public key.
+  Bool Save(const UserPublicKey password) noexcept;
+
+  /// @brief Checks if a password matches the **password**.
+  /// @param password the password to check.
+  Bool Login(const UserPublicKey password) noexcept;
+
+ private:
+  UserRingKind mUserRing{UserRingKind::kRingStdUser};
+  Char         mUserName[kMaxUserNameLen] = {0};
+  UInt64       mUserFNV{0UL};
+};
+}  // namespace Kernel
+
+#endif /* ifndef INC_USER_H */
-- 
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