C++ (Cpp) SockAddr::getSize Examples

Example #1

File: sock_addr.cpp Project: Miaoshuai/poseidon

IpPort getIpPortFromSockAddr(const SockAddr &sa){
	const int family = sa.getFamily();
	if(family == AF_INET){
		if(sa.getSize() < sizeof(::sockaddr_in)){
			LOG_POSEIDON_WARNING("Invalid IPv4 SockAddr: size = ", sa.getSize());
			DEBUG_THROW(Exception, sslit("Invalid IPv4 SockAddr"));
		}
		char ip[INET_ADDRSTRLEN];
		const char *const str = ::inet_ntop(AF_INET,
			&static_cast<const ::sockaddr_in *>(sa.getData())->sin_addr, ip, sizeof(ip));
		if(!str){
			DEBUG_THROW(SystemException);
		}
		return IpPort(SharedNts(str),
			loadBe(static_cast<const ::sockaddr_in *>(sa.getData())->sin_port));
	} else if(family == AF_INET6){
		if(sa.getSize() < sizeof(::sockaddr_in6)){
			LOG_POSEIDON_WARNING("Invalid IPv6 SockAddr: size = ", sa.getSize());
			DEBUG_THROW(Exception, sslit("Invalid IPv6 SockAddr"));
		}
		char ip[INET6_ADDRSTRLEN];
		const char *const str = ::inet_ntop(AF_INET6,
			&static_cast<const ::sockaddr_in6 *>(sa.getData())->sin6_addr, ip, sizeof(ip));
		if(!str){
			DEBUG_THROW(SystemException);
		}
		return IpPort(SharedNts(str),
			loadBe(static_cast<const ::sockaddr_in6 *>(sa.getData())->sin6_port));
	}

	LOG_POSEIDON_WARNING("Unknown IP protocol ", family);
	DEBUG_THROW(Exception, sslit("Unknown IP protocol"));
}