fromBytes static method

KXResponseRecord fromBytes({
  1. required String name,
  2. required int ttl,
  3. required Uint8List bytes,
  4. required int offset,
  5. required int length,
})

Implementation

static KXResponseRecord fromBytes({
    required String name,
    required int ttl,
    required Uint8List bytes,
    required int offset,
    required int length }) {

    if (length < 3 || (offset + 2) >= bytes.length) {
        throw FormatException('Invalid KX record: too short');
    }

    final int preference = (bytes[offset] << 8) | bytes[offset + 1];
    final (finalOffset, exchanger) = DNSHelper.parseDomainName(bytes, offset + 2);

    return KXResponseRecord(
        name: name,
        ttl: ttl,
        preference: preference,
        exchanger: exchanger);
}