PopFxClearDirectedDripsCandidateDeviceList

void __stdcall PopFxClearDirectedDripsCandidateDeviceList(){
  _ETHREAD *CurrentThread; 
  ULONG_PTR i; 
  _ETHREAD *v2; 
  unsigned int v3; 
  unsigned int SessionId; 
  char v5; 
  int v6; 
  unsigned __int64 v7; 
  bool v8; 
  __int64 v9; 
  int v10; 
  unsigned int v11; 
  __int64 v12; 
  _ETHREAD *v13; 
  char v14; 
  int v15; 
  unsigned __int64 v16; 
  __int64 v17; 
  int v18; 
  unsigned int v19; 
  __int64 v20; 
  int v21; 
  int v22; 
  int v23; 
  CurrentThread = (_ETHREAD *)KeGetCurrentThread();
  --*((_WORD *)CurrentThread + 242);
  ExAcquirePushLockExclusiveEx((UINT64)&PopFxBlockingDeviceListLock, 0i64);
  ExAcquirePushLockExclusiveEx((UINT64)&PopFxDeviceListLock, 0i64);
  for( i = PopFxDeviceList; (ULONG_PTR *)i != &PopFxDeviceList; i = *(_QWORD *)i )
    _InterlockedAnd((volatile signed __int32 *)(i + 824), 0xFFFFFFBF);
  if( (_InterlockedExchangeAdd64((volatile signed __int64 *)&PopFxDeviceListLock, 0xFFFFFFFFFFFFFFFFui64) & 6) == 2 )
    ExfTryToWakePushLock((volatile INT64 *)&PopFxDeviceListLock);
  v21 = 0;
  v2 = (_ETHREAD *)KeGetCurrentThread();
  v3 = -1;
  if( (unsigned int)MiGetSystemRegionType((UINT64)&PopFxDeviceListLock) == 1 )
    SessionId = MmGetSessionIdEx(*((_QWORD *)v2 + 23));
  else
    SessionId = -1;
  --*((_WORD *)v2 + 243);
  v5 = ++*((_BYTE *)v2 + 794);
  v6 = (*((char *)v2 + 792) | *((char *)v2 + 870)) ^ 0x3F;
  while( 1 )
  {
    v8 = !_BitScanReverse((unsigned int *)&v9, v6);
    if( v8 )
      goto LABEL_16;
    v7 = *((_QWORD *)v2 + 100) + 96 * v9;
    v6 &= ~(1 << v9);
    if( (*(_BYTE *)(v7 + 26) & 1) != 0
      && (*(_DWORD *)(v7 + 32) & 1) == 0
      && (*(_QWORD *)(v7 + 32) & 0x7FFFFFFFFFFFFFFCi64) == ((unsigned __int64)&PopFxDeviceListLock & 0x7FFFFFFFFFFFFFFCi64)
      && *(_DWORD *)(v7 + 40) == SessionId )
    {
      *(_BYTE *)(v7 + 26) &= ~1u;
      if( *(_QWORD *)(v7 + 32) )
        break;
    }
  }
  if( !v7 )
  {
LABEL_16:
    if( (*((_DWORD *)v2 + 30) & 0x10000) == 0 )
      KeBugCheckEx(0x162u, (ULONG_PTR)v2, (ULONG_PTR)&PopFxDeviceListLock, SessionId, 0i64);
    goto LABEL_23;
  }
  *(_BYTE *)(v7 + 32) |= 2u;
  if( *(__int64 *)(v7 + 32) < 0 )
    KiAbEntryRemoveFromTree(v7);
  v10 = *(_DWORD *)(v7 + 88) & 0x1FFFF;
  v11 = *(_DWORD *)(v7 + 88) & 0xFFFE0000;
  *(_BYTE *)(v7 + 25) &= ~1u;
  v21 = v10;
  *(_DWORD *)(v7 + 88) = v11;
  *(_QWORD *)(v7 + 32) = 0i64;
  v12 = (__int64)(v7 - *((_QWORD *)v2 + 100)) / 96;
  if( v5 == 1 )
    *((_BYTE *)v2 + 792) |= 1 << v12;
  else
    _InterlockedOr8((volatile signed __int8 *)v2 + 870, 1 << v12);
LABEL_23:
  --*((_BYTE *)v2 + 794);
  KiAbThreadRemoveBoosts((ULONG_PTR)v2, (__int64)&PopFxDeviceListLock, (unsigned int *)&v21);
  v8 = (*((_WORD *)v2 + 243))++ == 0xFFFF;
  if( v8 && *((_ETHREAD **)v2 + 19) != (_ETHREAD *)((char *)v2 + 152) )
    KiCheckForKernelApcDelivery();
  if( (_InterlockedExchangeAdd64((volatile signed __int64 *)&PopFxBlockingDeviceListLock, 0xFFFFFFFFFFFFFFFFui64) & 6) == 2 )
    ExfTryToWakePushLock((volatile INT64 *)&PopFxBlockingDeviceListLock);
  v23 = 0;
  v13 = (_ETHREAD *)KeGetCurrentThread();
  if( (unsigned int)MiGetSystemRegionType((UINT64)&PopFxBlockingDeviceListLock) == 1 )
    v3 = MmGetSessionIdEx(*((_QWORD *)v13 + 23));
  --*((_WORD *)v13 + 243);
  v14 = ++*((_BYTE *)v13 + 794);
  v15 = (*((char *)v13 + 792) | *((char *)v13 + 870)) ^ 0x3F;
  while( 1 )
  {
    v8 = !_BitScanReverse((unsigned int *)&v17, v15);
    v22 = v17;
    if( v8 )
      goto LABEL_38;
    v16 = *((_QWORD *)v13 + 100) + 96 * v17;
    v15 &= ~(1 << v17);
    if( (*(_BYTE *)(v16 + 26) & 1) != 0
      && (*(_DWORD *)(v16 + 32) & 1) == 0
      && (*(_QWORD *)(v16 + 32) & 0x7FFFFFFFFFFFFFFCi64) == ((unsigned __int64)&PopFxBlockingDeviceListLock & 0x7FFFFFFFFFFFFFFCi64)
      && *(_DWORD *)(v16 + 40) == v3 )
    {
      *(_BYTE *)(v16 + 26) &= ~1u;
      if( *(_QWORD *)(v16 + 32) )
        break;
    }
  }
  if( !v16 )
  {
LABEL_38:
    if( (*((_DWORD *)v13 + 30) & 0x10000) == 0 )
      KeBugCheckEx(0x162u, (ULONG_PTR)v13, (ULONG_PTR)&PopFxBlockingDeviceListLock, v3, 0i64);
    goto LABEL_45;
  }
  *(_BYTE *)(v16 + 32) |= 2u;
  if( *(__int64 *)(v16 + 32) < 0 )
    KiAbEntryRemoveFromTree(v16);
  v18 = *(_DWORD *)(v16 + 88) & 0x1FFFF;
  v19 = *(_DWORD *)(v16 + 88) & 0xFFFE0000;
  *(_BYTE *)(v16 + 25) &= ~1u;
  v23 = v18;
  *(_DWORD *)(v16 + 88) = v19;
  *(_QWORD *)(v16 + 32) = 0i64;
  v20 = (__int64)(v16 - *((_QWORD *)v13 + 100)) / 96;
  if( v14 == 1 )
    *((_BYTE *)v13 + 792) |= 1 << v20;
  else
    _InterlockedOr8((volatile signed __int8 *)v13 + 870, 1 << v20);
LABEL_45:
  --*((_BYTE *)v13 + 794);
  KiAbThreadRemoveBoosts((ULONG_PTR)v13, (__int64)&PopFxBlockingDeviceListLock, (unsigned int *)&v23);
  v8 = (*((_WORD *)v13 + 243))++ == 0xFFFF;
  if( v8 && *((_ETHREAD **)v13 + 19) != (_ETHREAD *)((char *)v13 + 152) )
    KiCheckForKernelApcDelivery();
  KeLeaveCriticalRegionThread((__int64)KeGetCurrentThread());
}

Referenced by: