SMKM_STORE::SmStHelperSendCommand

__int64 __fastcall SMKM_STORE::SmStHelperSendCommand(__int64 a1, int a2, _OWORD *a3, unsigned int a4){
  __int64 v6; 
  INT64 v8; 
  unsigned int v9; 
  LARGE_INTEGER v10; 
  LARGE_INTEGER *p_a3a; 
  _ETHREAD *CurrentThread; 
  unsigned int SessionId; 
  int v14; 
  bool v15; 
  __int64 v16; 
  unsigned __int64 v17; 
  __int64 v18; 
  int v20; 
  LARGE_INTEGER a3a; 
  char v22; 
  a3a.QuadPart = 0i64;
  v6 = 6360i64;
  if( a2 != 4 )
    v6 = 6232i64;
  v8 = a1 + v6;
  v9 = SmKmStoreHelperSendCommand(v8, a2, a3, a4 & 1);
  if( v9 != -1073741650 )
  {
    if( (a4 & 2) != 0 )
    {
      p_a3a = 0i64;
    }
    else
    {
      v10.QuadPart = -1000000i64;
      if( *(_BYTE *)(a1 + 6022) > 1u )
        v10.QuadPart = -5000000i64;
      a3a = v10;
      if( (a4 & 8) != 0 )
        a3a.QuadPart = v10.QuadPart / 4;
      p_a3a = &a3a;
    }
    if( (*(_BYTE *)(a1 + 6021) & 4) != 0 )
    {
      if( (_InterlockedExchangeAdd64((volatile signed __int64 *)(a1 + 6024), 0xFFFFFFFFFFFFFFFFui64) & 6) == 2 )
        ExfTryToWakePushLock((volatile INT64 *)(a1 + 6024));
      v20 = 0;
      CurrentThread = (_ETHREAD *)KeGetCurrentThread();
      if( (unsigned int)MiGetSystemRegionType(a1 + 6024) == 1 )
        SessionId = MmGetSessionIdEx(*((_QWORD *)CurrentThread + 23));
      else
        SessionId = -1;
      --*((_WORD *)CurrentThread + 243);
      v22 = ++*((_BYTE *)CurrentThread + 794);
      v14 = (*((char *)CurrentThread + 792) | *((char *)CurrentThread + 870)) ^ 0x3F;
      while( 1 )
      {
        v15 = !_BitScanReverse((unsigned int *)&v16, v14);
        if( v15 )
          break;
        v17 = *((_QWORD *)CurrentThread + 100) + 96 * v16;
        v14 &= ~(1 << v16);
        if( (*(_BYTE *)(v17 + 26) & 1) != 0
          && (*(_DWORD *)(v17 + 32) & 1) == 0
          && (*(_QWORD *)(v17 + 32) & 0x7FFFFFFFFFFFFFFCi64) == ((a1 + 6024) & 0x7FFFFFFFFFFFFFFCi64)
          && *(_DWORD *)(v17 + 40) == SessionId )
        {
          *(_BYTE *)(v17 + 26) &= ~1u;
          if( *(_QWORD *)(v17 + 32) )
          {
            if( v17 )
            {
              *(_BYTE *)(v17 + 32) |= 2u;
              if( *(__int64 *)(v17 + 32) < 0 )
                KiAbEntryRemoveFromTree(v17);
              v20 = *(_DWORD *)(v17 + 88) & 0x1FFFF;
              *(_DWORD *)(v17 + 88) &= 0xFFFE0000;
              *(_BYTE *)(v17 + 25) &= ~1u;
              *(_QWORD *)(v17 + 32) = 0i64;
              v18 = (__int64)(v17 - *((_QWORD *)CurrentThread + 100)) / 96;
              if( v22 == 1 )
                *((_BYTE *)CurrentThread + 792) |= 1 << v18;
              else
                _InterlockedOr8((volatile signed __int8 *)CurrentThread + 870, 1 << v18);
              goto LABEL_27;
            }
            break;
          }
        }
      }
      if( (*((_DWORD *)CurrentThread + 30) & 0x10000) == 0 )
        KeBugCheckEx(0x162u, (ULONG_PTR)CurrentThread, a1 + 6024, SessionId, 0i64);
LABEL_27:
      --*((_BYTE *)CurrentThread + 794);
      KiAbThreadRemoveBoosts((ULONG_PTR)CurrentThread, a1 + 6024, (unsigned int *)&v20);
      v15 = (*((_WORD *)CurrentThread + 243))++ == 0xFFFF;
      if( v15 && *((_ETHREAD **)CurrentThread + 19) != (_ETHREAD *)((char *)CurrentThread + 152) )
        KiCheckForKernelApcDelivery();
      KiLeaveGuardedRegionUnsafe((__int64)KeGetCurrentThread());
    }
    v9 = SmKmStoreHelperWaitForCommand(v8, a3, p_a3a, (a4 >> 2) & 1);
    SMKM_STORE::SmStAcquireStoreLockExclusive(a1);
  }
  return v9;
}

Referenced by: