Line data    Source code

       1              : // Copyright 2024 Accenture.
       2              : 
       3              : #pragma once
       4              : 
       5              : #include "interrupts/suspendResumeAllInterrupts.h"
       6              : 
       7              : namespace interrupts
       8              : {
       9              : class SuspendResumeAllInterruptsScopedLock
      10              : {
      11              : public:
      12              :     // [PUBLICAPI_START]
      13              :     /**
      14              :      * Create a lock object instance with disabling of all interrupts
      15              :      * Store the current interrupt state on instance creation in a private member variable
      16              :      */
      17         8366 :     SuspendResumeAllInterruptsScopedLock()
      18         8366 :     : fOldMachineStateRegisterValue(getMachineStateRegisterValueAndSuspendAllInterrupts())
      19         8366 :     {}
      20              : 
      21              :     /**
      22              :      * Destroy the lock object instance and restore the internally stored interrupt state from
      23              :      * before this object instance has been created
      24              :      */
      25         8366 :     ~SuspendResumeAllInterruptsScopedLock() { resumeAllInterrupts(fOldMachineStateRegisterValue); }
      26              : 
      27              :     // [PUBLICAPI_END]
      28              : 
      29              : private:
      30              :     uint32_t fOldMachineStateRegisterValue;
      31              : };
      32              : 
      33              : } /* namespace interrupts */