// Binary prefix for 6to4 networks
static const uint32_t PREFIX_6TO4;
+ // Size of std::string returned by toFullyQualified.
+ static constexpr size_t kToFullyQualifiedSize =
+ 8 /*words*/ * 4 /*hex chars per word*/ + 7 /*separators*/;
+
/**
* Create a new IPAddress instance from the provided binary data.
* @throws IPAddressFormatException if the input length is not 16 bytes.