KeInsertQueueApc

UINT8 __stdcall KeInsertQueueApc(_KAPC *Apc, PVOID SystemArgument1, PVOID SystemArgument2, INT64 Increment){
  UINT8 v7; 
  char ApcMode; 
  UINT8 v9; 
  bool v10; 
  _ETHREAD *Thread; 
  _ETHREAD *CurrentThread; 
  __int64 v13; 
  bool v14; 
  char v15; 
  UINT8 OldIrql; 
  _KPRCB *CurrentPrcb; 
  UINT8 v18; 
  UINT64 SpinCount; 
  void *NormalContext; 
  INT64 a3; 
  bool v23; 
  unsigned int Incrementa; 
  Incrementa = Increment;
  v7 = EtwProviderEnabled(EtwThreatIntProvRegHandle, 0, 0x3000ui64);
  ApcMode = Apc->ApcMode;
  v9 = v7;
  NormalContext = Apc->NormalContext;
  v23 = ApcMode != 0;
  a3 = (INT64)Apc->NormalRoutine;
  v10 = (UINT8(__fastcall *)(KAPC *, INT64 *, INT64 *, PVOID *, INT64))Apc->KernelRoutine == KeSpecialUserApcKernelRoutine
     && !ApcMode;
  Thread = Apc->Thread;
  CurrentThread = (_ETHREAD *)KeGetCurrentThread();
  v13 = *((_QWORD *)Thread + 68);
  if( ApcMode )
    v14 = *((_QWORD *)CurrentThread + 68) == v13;
  else
    v14 = *((_QWORD *)CurrentThread + 23) == v13;
  if( v9 && !v14 && (ApcMode || v10) )
  {
    v15 = 1;
    ObfReferenceObjectWithTag(Apc->Thread, 0x5149654Bu);
  }
  else
  {
    v15 = 0;
  }
  OldIrql = KeGetCurrentIrql();
  __writecr8(2ui64);
  CurrentPrcb = KeGetCurrentPrcb();
  LODWORD(SpinCount) = 0;
  while( _interlockedbittestandset64((volatile signed __int32 *)Thread + 16, 0i64) )
  {
    do
      KeYieldProcessorEx(&SpinCount);
    while( *((_QWORD *)Thread + 8) );
  }
  if( (*((_DWORD *)Thread + 29) & 0x4000) == 0 || Apc->Inserted )
  {
    v18 = 0;
  }
  else
  {
    Apc->Inserted = 1;
    Apc->SystemArgument1 = SystemArgument1;
    Apc->SystemArgument2 = SystemArgument2;
    KiInsertQueueApc(Apc);
    KiSignalThreadForApc(CurrentPrcb, Apc, OldIrql);
    v18 = 1;
  }
  KiReleaseThreadLockSafe((INT64)Thread);
  KiExitDispatcher(CurrentPrcb, 0i64, AdjustUnwait, Incrementa, OldIrql);
  if( v15 )
  {
    if( v18 )
      EtwTiLogInsertQueueUserApc(
        *((_BYTE *)KeGetCurrentThread() + 562),
        (INT64)Thread,
        a3,
        NormalContext,
        SystemArgument1,
        SystemArgument2,
        v23);
    ObfDereferenceObjectWithTag(Thread, 0x5149654Bui64);
  }
  return v18;
}

Referenced by: