fun decode(string: String): String? {
    var pos = 0
    val limit = string.length
    val result = Buffer()

    while (pos < limit) {
      var dot = string.indexOf('.', startIndex = pos)
      if (dot == -1) dot = limit

      if (!decodeLabel(string, pos, dot, result)) return null

      if (dot < limit) {
        result.writeByte('.'.code)
        pos = dot + 1
      } else {
        break
      }

  ): List<Cookie> {
    val result = mutableListOf<Cookie>()
    var pos = 0
    val limit = header.length
    var pairEnd: Int
    while (pos < limit) {
      pairEnd = header.delimiterOffset(";,", pos, limit)
      val equalsSign = header.delimiterOffset('=', pos, pairEnd)
      val name = header.trimSubstring(pos, equalsSign)
      if (name.startsWith("$")) {
        pos = pairEnd + 1
        continue
      }

}

/** 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.

        if (pos == limit || input[pos] == '#') {
          encodedQuery(base.encodedQuery)
        }
      }

      // Resolve the relative path.
      val pathDelimiterOffset = input.delimiterOffset("?#", pos, limit)
      resolvePath(input, pos, pathDelimiterOffset)
      pos = pathDelimiterOffset

      // Query.
      if (pos < limit && input[pos] == '?') {

      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) {

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1FAD0..1FAD6  ; valid                  ;      ; NV8    # 13.0 BLUEBERRIES..TEAPOT
1FAD7..1FAD9  ; valid                  ;      ; NV8    # 14.0 POURING LIQUID..JAR
1FADA..1FADB  ; valid                  ;      ; NV8    # 15.0 GINGER ROOT..PEA POD
1FADC..1FADF  ; disallowed                             # NA   <reserved-1FADC>..<reserved-1FADF>
1FAE0..1FAE7  ; valid                  ;      ; NV8    # 14.0 MELTING FACE..BUBBLES