}

/** Decodes an IPv6 address like 1111:2222:3333:4444:5555:6666:7777:8888 or ::1. */
internal fun decodeIpv6(
  input: String,
  pos: Int,
  limit: Int,
): ByteArray? {
  val address = ByteArray(16)
  var b = 0
  var compress = -1
  var groupOffset = -1

  var i = pos
  while (i < limit) {
    if (b == address.size) return null // Too many groups.

    // Read a delimiter.

      s: String,
      pos: Int,
      limit: Int,
    ): Long {
      var pos = pos
      pos = dateCharacterOffset(s, pos, limit, false)

      var hour = -1
      var minute = -1
      var second = -1
      var dayOfMonth = -1
      var month = -1
      var year = -1
      val matcher = TIME_PATTERN.matcher(s)

      while (pos < limit) {