From 70229b88ad195a6e945b4cc75e1248685cda0951 Mon Sep 17 00:00:00 2001
From: "marcel.braun" <marcel.braun@ost.ch>
Date: Tue, 24 Mar 2026 17:05:57 +0100
Subject: Add root_dentry to filesystem

---
 kernel/include/kernel/filesystem/filesystem.hpp |  5 +++++
 kernel/src/filesystem/filesystem.cpp            | 11 +++++++++++
 2 files changed, 16 insertions(+)

(limited to 'kernel')

diff --git a/kernel/include/kernel/filesystem/filesystem.hpp b/kernel/include/kernel/filesystem/filesystem.hpp
index e069ced..362242f 100644
--- a/kernel/include/kernel/filesystem/filesystem.hpp
+++ b/kernel/include/kernel/filesystem/filesystem.hpp
@@ -2,6 +2,7 @@
 #define TEACH_OS_KERNEL_FILESYSTEM_FILESYSTEM_HPP
 
 #include "kernel/devices/device.hpp"
+#include "kernel/filesystem/dentry.hpp"
 #include "kernel/filesystem/inode.hpp"
 
 #include <kstd/memory>
@@ -19,11 +20,15 @@ namespace filesystem
     virtual auto lookup(kstd::shared_ptr<inode> const & parent, std::string_view name) -> kstd::shared_ptr<inode> = 0;
 
     [[nodiscard]] auto root_inode() const -> kstd::shared_ptr<inode> const &;
+    [[nodiscard]] auto root_dentry() const -> kstd::shared_ptr<dentry> const &;
+
+    auto set_root_dentry(kstd::shared_ptr<dentry> dentry) -> void;
 
   protected:
     kstd::shared_ptr<inode> m_root_inode{};
     kstd::shared_ptr<devices::device> m_device{};
     kstd::vector<kstd::shared_ptr<inode>> m_inodes{};
+    kstd::shared_ptr<dentry> m_root_dentry;
   };
 
 }  // namespace filesystem
diff --git a/kernel/src/filesystem/filesystem.cpp b/kernel/src/filesystem/filesystem.cpp
index 0e33d95..8ebe58f 100644
--- a/kernel/src/filesystem/filesystem.cpp
+++ b/kernel/src/filesystem/filesystem.cpp
@@ -1,6 +1,7 @@
 #include "kernel/filesystem/filesystem.hpp"
 
 #include "kernel/devices/device.hpp"
+#include "kernel/filesystem/dentry.hpp"
 #include "kernel/filesystem/inode.hpp"
 
 #include <kstd/memory>
@@ -21,4 +22,14 @@ namespace filesystem
   {
     return m_root_inode;
   }
+
+  auto filesystem::root_dentry() const -> kstd::shared_ptr<dentry> const &
+  {
+    return m_root_dentry;
+  }
+
+  auto filesystem::set_root_dentry(kstd::shared_ptr<dentry> dentry) -> void
+  {
+    m_root_dentry = dentry;
+  }
 }  // namespace filesystem
\ No newline at end of file
-- 
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