/* -------------------------------------------

  Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved.

------------------------------------------- */

#include <HALKit/AMD64/Processor.h>
#include <KernelKit/ProcessScheduler.h>

namespace Kernel {
/***********************************************************************************/
/// @brief Unimplemented function (crashes by default)
/// @param
/***********************************************************************************/

EXTERN_C Void __zka_pure_call(USER_PROCESS* process) {
  if (process) process->Crash();
}

/***********************************************************************************/
/// @brief Validate user stack.
/// @param stack_ptr the frame pointer.
/***********************************************************************************/

EXTERN_C Bool hal_check_stack(HAL::StackFramePtr stack_ptr) {
  if (!stack_ptr) return No;

  return stack_ptr->SP != 0 && stack_ptr->BP != 0;
}

/// @brief Wakes up thread.
/// Wakes up thread from the hang state.
Void mp_wakeup_thread(HAL::StackFrame* stack) {
  NE_UNUSED(stack);
  Kernel::UserProcessHelper::StartScheduling();
}

/// @brief makes the thread sleep on a loop.
/// hooks and hangs thread to prevent code from executing.
Void mp_hang_thread(HAL::StackFrame* stack) {
  NE_UNUSED(stack);

  while (Yes) {
    /* Nothing to do, code is spinning */
  }
}
}  // namespace Kernel