ValidateStd3Range

UINT8 __stdcall ValidateStd3Range(WCHAR c){
  __int64 v1; 
  UINT8 result; 
  result = (unsigned __int16)(c - 97) <= 0x19u
        || (unsigned __int16)(c - 45) <= 0x2Du && (v1 = 0x3FFFFFF01FFBi64, _bittest64(&v1, (unsigned int)(c - 45)))
        || c >= 0x80u;
  return result;
}

Referenced by:

RtlpValidateAsciiStd3AndLength
punycode_decode
punycode_encode