// public
bool operator==(const IPAddress& addr1, const IPAddress& addr2) {
if (addr1.family() == addr2.family()) {
if (addr1.isV6()) {
return (addr1.asV6() == addr2.asV6());
} else if (addr1.isV4()) {
return (addr1.asV4() == addr2.asV4());
} else {
CHECK_EQ(addr1.family(), AF_UNSPEC);
// Two default initialized AF_UNSPEC addresses should be considered equal.
// AF_UNSPEC is the only other value for which an IPAddress can be
// created, in the default constructor case.
return true;
}
}
// addr1 is v4 mapped v6 address, addr2 is v4
if (addr1.isIPv4Mapped() && addr2.isV4()) {
if (IPAddress::createIPv4(addr1) == addr2.asV4()) {
return true;
}
}
// addr2 is v4 mapped v6 address, addr1 is v4
if (addr2.isIPv4Mapped() && addr1.isV4()) {
if (IPAddress::createIPv4(addr2) == addr1.asV4()) {
return true;
}
}
// we only compare IPv4 and IPv6 addresses
return false;
}
