1 files changed, 64 insertions, 0 deletions
diff --git a/src/kernel/KernelKit/UserProcessScheduler.inl b/src/kernel/KernelKit/UserProcessScheduler.inl
new file mode 100644
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+++ b/src/kernel/KernelKit/UserProcessScheduler.inl
@@ -0,0 +1,64 @@
+/* ========================================
+
+  Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license.
+
+  FILE: UserProcessScheduler.inl
+  PURPOSE: Low level/Ring-3 process scheduler.
+
+======================================== */
+
+/// @brief USER_PROCESS inline definitions.
+/// @author Amlal El Mahrouss (amlal@nekernel.org)
+/// @date Tue Apr 22 22:01:07 CEST 2025
+
+#ifndef INC_PROCESS_SCHEDULER_H
+#include <KernelKit/UserProcessScheduler.h>
+#endif  // INC_PROCESS_SCHEDULER_H
+
+namespace Kernel {
+/***********************************************************************************/
+/** @brief Free pointer/file from usage. */
+/***********************************************************************************/
+
+template <typename T>
+BOOL USER_PROCESS::Delete(ErrorOr<T*> ptr) {
+  if (!ptr) return No;
+
+  if (!this->HeapTree) {
+    kout << "USER_PROCESS's heap is empty.\r";
+    return No;
+  }
+
+  PROCESS_HEAP_TREE<VoidPtr>* entry = this->HeapTree;
+
+  while (entry != nullptr) {
+    if (entry->Entry == ptr.Leak().Leak()) {
+      this->UsedMemory -= entry->EntrySize;
+
+#ifdef __NE_AMD64__
+      auto pd = hal_read_cr3();
+
+      hal_write_cr3(this->VMRegister);
+
+      auto ret = mm_free_ptr(entry->Entry);
+
+      hal_write_cr3(pd);
+
+      return ret == kErrorSuccess;
+#else
+      Bool ret = mm_free_ptr(ptr.Leak().Leak());
+
+      return ret == kErrorSuccess;
+#endif
+    }
+
+    entry = entry->Next;
+  }
+
+  kout << "USER_PROCESS: Trying to free a pointer which doesn't exist.\r";
+
+  this->Crash();
+
+  return No;
+}
+}  // namespace Kernel