Line data    Source code

       1             : // Copyright 2024 Accenture.
       2             : 
       3             : #ifndef GUARD_8C7D3DB7_0C72_4F76_BCDF_27393CF5DDF0
       4             : #define GUARD_8C7D3DB7_0C72_4F76_BCDF_27393CF5DDF0
       5             : 
       6             : #include "interrupts/suspendResumeAllInterrupts.h"
       7             : 
       8             : namespace interrupts
       9             : {
      10             : class SuspendResumeAllInterruptsScopedLock
      11             : {
      12             : public:
      13             :     // [PUBLICAPI_START]
      14             :     /**
      15             :      * Create a lock object instance with disabling of all interrupts
      16             :      * Store the current interrupt state on instance creation in a private member variable
      17             :      */
      18        8361 :     SuspendResumeAllInterruptsScopedLock()
      19        8361 :     : fOldMachineStateRegisterValue(getMachineStateRegisterValueAndSuspendAllInterrupts())
      20             :     {}
      21             : 
      22             :     /**
      23             :      * Destroy the lock object instance and restore the internally stored interrupt state from
      24             :      * before this object instance has been created
      25             :      */
      26        8361 :     ~SuspendResumeAllInterruptsScopedLock() { resumeAllInterrupts(fOldMachineStateRegisterValue); }
      27             : 
      28             :     // [PUBLICAPI_END]
      29             : 
      30             : private:
      31             :     uint32_t fOldMachineStateRegisterValue;
      32             : };
      33             : 
      34             : } /* namespace interrupts */
      35             : 
      36             : #endif /* GUARD_8C7D3DB7_0C72_4F76_BCDF_27393CF5DDF0 */