inline std::size_t hash_value(const IP& ip)
{
size_t seed = 0;
switch (ip.family()) {
case AF_INET:
boost::hash_combine(seed, htonl(ip.in().get().s_addr));
return seed;
default:
UNREACHABLE();
}
}
// TODO(evelinad): Move this to Address.
inline struct sockaddr_storage createSockaddrStorage(const IP& ip, int port)
{
struct sockaddr_storage storage;
memset(&storage, 0, sizeof(storage));
switch (ip.family()) {
case AF_INET: {
struct sockaddr_in addr;
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_addr = ip.in().get();
addr.sin_port = htons(port);
memcpy(&storage, &addr, sizeof(addr));
break;
}
default: {
ABORT("Unsupported family type: " + stringify(ip.family()));
}
}
return storage;
}
inline Try<IPNetwork> IPNetwork::create(const IP& address, const IP& netmask)
{
if (address.family() != netmask.family()) {
return Error(
"The network families of the IP address '" +
stringify(address.family()) + "' and the IP netmask '" +
stringify(netmask.family()) + "' do not match");
}
switch (address.family()) {
case AF_INET: {
uint32_t mask = ntohl(netmask.in().get().s_addr);
if (((~mask + 1) & (~mask)) != 0) {
return Error("Netmask is not valid");
}
return IPNetwork(address, netmask);
}
default: {
UNREACHABLE();
}
}
}
