RtlInitUnicodeStringEx

NTSTATUS __stdcall RtlInitUnicodeStringEx(_UNICODE_STRING *DestinationString, WCHAR *SourceString){
  unsigned __int64 v2; 
  unsigned __int16 v3; 

  *(_QWORD *)&DestinationString->Length = 0i64;
  DestinationString->Buffer = SourceString;
  if( !SourceString )
    return 0;
  v2 = -1i64;
  do
    ++v2;
  while( SourceString[v2] );
  if( v2 <= 0x7FFE )
  {
    v3 = 2 * v2;
    DestinationString->Length = v3;
    DestinationString->MaximumLength = v3 + 2;
    return 0;
  }
  return -1073741562;
}

Referenced by: