chore: kernel: Internal API fixes and improvements.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>

2 files changed, 12 insertions, 9 deletions

diff --git a/src/kernel/KernelKit/DeviceMgr.h b/src/kernel/KernelKit/DeviceMgr.h
index 12f24970..bea5908c 100644
--- a/src/kernel/KernelKit/DeviceMgr.h
+++ b/src/kernel/KernelKit/DeviceMgr.h
@@ -19,6 +19,7 @@
 // Last Rev: Wed, May  27, 2025  6:22 PM
 
 namespace Kernel {
+
 template <typename T>
 class IDevice;
 
@@ -33,8 +34,7 @@ class IDevice {
  public:
   IDevice() = default;
 
-  explicit IDevice(void (*Out)(IDevice<T>*, T), void (*In)(IDevice<T>*, T)) : fOut(Out), fIn(In) {}
-
+  IDevice(void (*Out)(IDevice<T>*, T), void (*In)(IDevice<T>*, T)) : fOut(Out), fIn(In) {}
   virtual ~IDevice() = default;
 
  public:
@@ -43,8 +43,7 @@ class IDevice {
   using ConstType = const T&;
   using TypePtr   = T*;
 
-  IDevice& operator=(const IDevice<T>&) = default;
-  IDevice(const IDevice<T>&)            = default;
+  NE_COPY_DEFAULT(IDevice)
 
  public:
   virtual IDevice<T>& operator<<(T Data) {
@@ -118,8 +117,11 @@ enum {
   kDeviceTypePCI,
   kDeviceTypeVGA,
   kDeviceTypeGPU,
-  kDeviceTypeCount,
+  kDeviceTypeRandom,
+  kDeviceTypeIPC,
+  kDeviceTypeCount = kDeviceTypeIPC - kDeviceTypeIDE + 1,
 };
+
 }  // namespace Kernel
 
 #endif
diff --git a/src/kernel/KernelKit/FileMgr.h b/src/kernel/KernelKit/FileMgr.h
index 5e3f0a50..3b6cabe2 100644
--- a/src/kernel/KernelKit/FileMgr.h
+++ b/src/kernel/KernelKit/FileMgr.h
@@ -107,7 +107,7 @@ class IFilesystemMgr {
                                _Input SizeT sz) = 0;
 
  public:
-  virtual bool Seek(_Input NodePtr node, _Input SizeT off) = 0;
+  virtual bool Seek(_Input NodePtr node, _Input UIntPtr off) = 0;
 
  public:
   virtual SizeT Tell(_Input NodePtr node)   = 0;
@@ -269,7 +269,7 @@ class FileStream final {
   FileStream(const FileStream&);
 
  public:
-  ErrorOr<Int64> Write(SizeT offset, const VoidPtr data, SizeT len) {
+  ErrorOr<Int64> Write(UIntPtr offset, const VoidPtr data, SizeT len) {
     if (this->fFileRestrict != kFileMgrRestrictReadWrite &&
         this->fFileRestrict != kFileMgrRestrictReadWriteBinary &&
         this->fFileRestrict != kFileMgrRestrictWrite &&
@@ -281,7 +281,8 @@ class FileStream final {
     auto man = FSClass::GetMounted();
 
     if (man) {
-      man->Write(offset, fFile, data, len);
+      man->Seek(fFile, offset);
+      man->Write(fFile, data, 0, len);
       return ErrorOr<Int64>(kErrorSuccess);
     }
 
@@ -324,7 +325,7 @@ class FileStream final {
     return nullptr;
   }
 
-  VoidPtr Read(SizeT offset, SizeT sz) {
+  VoidPtr Read(UIntPtr offset, SizeT sz) {
     if (this->fFileRestrict != kFileMgrRestrictReadWrite &&
         this->fFileRestrict != kFileMgrRestrictReadWriteBinary &&
         this->fFileRestrict != kFileMgrRestrictRead &&