HvlpReleaseHypercallPage

PSLIST_ENTRY __fastcall HvlpReleaseHypercallPage(unsigned int *a1){
  PSLIST_ENTRY result; 
  __int64 v2; 
  struct _SLIST_ENTRY *v3; 
  unsigned __int64 v4; 
  struct _KPRCB *CurrentPrcb; 
  unsigned int v6; 
  result = (PSLIST_ENTRY)*a1;
  v2 = 0i64;
  if( ((unsigned __int8)result & 1) != 0 )
  {
    v3 = (struct _SLIST_ENTRY *)*((_QWORD *)a1 + 2);
    v3[1].Next = (_SLIST_ENTRY *)*((_QWORD *)a1 + 3);
    return RtlpInterlockedPushEntrySList((PSLIST_HEADER)(*((_QWORD *)a1 + 1) + 33600i64), v3);
  }
  else if( ((unsigned __int8)result & 2) != 0 )
  {
    v4 = *((unsigned __int8 *)a1 + 8);
    if( (unsigned __int8)v4 < 2u )
    {
      result = (PSLIST_ENTRY)(unsigned int)KiIrqlFlags;
      __writecr8(v4);
    }
  }
  else
  {
    CurrentPrcb = KeGetCurrentPrcb();
    v6 = a1[3];
    if( (v6 & 1) != 0 )
    {
      v2 = *((_QWORD *)CurrentPrcb + 4208);
    }
    else if( (v6 & 2) != 0 )
    {
      v2 = *((_QWORD *)CurrentPrcb + 4208) + 4096i64;
    }
    result = (PSLIST_ENTRY)*((_QWORD *)a1 + 3);
    *(_QWORD *)(v2 + 16) = result;
    if( *((_BYTE *)a1 + 8) )
      _enable();
  }
  return result;
}

Referenced by: