From ba63fbfc2bb43a6f0f05b6b49fd51fd6c89a0861 Mon Sep 17 00:00:00 2001
From: Lukas Oesch <lukasoesch20@gmail.com>
Date: Sat, 21 Mar 2026 00:28:17 +0100
Subject: refactor file and inode architecture again

---
 kernel/src/filesystem/device_file.cpp | 25 +++++++++++++++++--------
 1 file changed, 17 insertions(+), 8 deletions(-)

(limited to 'kernel/src/filesystem/device_file.cpp')

diff --git a/kernel/src/filesystem/device_file.cpp b/kernel/src/filesystem/device_file.cpp
index 48ed20d..26c7511 100644
--- a/kernel/src/filesystem/device_file.cpp
+++ b/kernel/src/filesystem/device_file.cpp
@@ -4,6 +4,9 @@
 
 #include "kernel/devices/block_device.hpp"
 #include "kernel/devices/device.hpp"
+#include "kernel/filesystem/device_inode.hpp"
+#include "kernel/filesystem/file.hpp"
+#include "kernel/filesystem/inode.hpp"
 
 #include <kstd/cstring>
 #include <kstd/memory>
@@ -14,18 +17,18 @@
 
 namespace filesystem
 {
-  device_file::device_file(kstd::shared_ptr<devices::device> const & device)
-      : m_device(device)
+  device_file::device_file(kstd::shared_ptr<inode> const & inode)
+      : file(inode)
   {
-    if (!m_device)
+    if (!m_inode->is_device())
     {
-      kapi::system::panic("[FILESYSTEM] device_file constructed with null device.");
+      kapi::system::panic("[FILESYSTEM] device_file constructed with non-device inode.");
     }
   }
 
   auto device_file::read(void * buffer, size_t offset, size_t size) const -> size_t
   {
-    if (m_device->is_block_device())
+    if (device()->is_block_device())
     {
       return process_blocks(offset, size, buffer,
                             [](size_t idx, size_t off, size_t len, size_t done, devices::block_device * device,
@@ -50,7 +53,7 @@ namespace filesystem
 
   auto device_file::write(void const * buffer, size_t offset, size_t size) -> size_t
   {
-    if (m_device->is_block_device())
+    if (device()->is_block_device())
     {
       return process_blocks(offset, size, const_cast<void *>(buffer),
                             [](size_t idx, size_t off, size_t len, size_t done, devices::block_device * device,
@@ -78,7 +81,7 @@ namespace filesystem
   {
     if (buffer == nullptr)
     {
-      kapi::system::panic("[FILESYSTEM] device_file::write called with null buffer.");
+      kapi::system::panic("[FILESYSTEM] device_file::process_blocks called with null buffer.");
     }
 
     if (size == 0)
@@ -86,7 +89,7 @@ namespace filesystem
       return 0;
     }
 
-    auto * block_dev = static_cast<devices::block_device *>(m_device.get());
+    auto * block_dev = static_cast<devices::block_device *>(device().get());
     if (block_dev == nullptr)
     {
       kapi::system::panic("[FILESYSTEM] device_file: expected block_device.");
@@ -116,4 +119,10 @@ namespace filesystem
 
     return processed;
   }
+
+  auto device_file::device() const -> kstd::shared_ptr<devices::device> const &
+  {
+    auto inode = static_cast<device_inode *>(m_inode.get());
+    return inode->device();
+  }
 }  // namespace filesystem
-- 
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