void RNS2_Berkley::GetSystemAddressIPV4And6 ( RNS2Socket rns2Socket, SystemAddress *systemAddressOut )
{
#if RAKNET_SUPPORT_IPV6==1
socklen_t slen;
sockaddr_storage ss;
slen = sizeof(ss);
if ( getsockname__(rns2Socket, (struct sockaddr *)&ss, &slen)!=0)
{
#if defined(_WIN32) && defined(_DEBUG)
DWORD dwIOError = GetLastError();
LPVOID messageBuffer;
FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, dwIOError, MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ), // Default language
( LPTSTR ) & messageBuffer, 0, NULL );
// something has gone wrong here...
RAKNET_DEBUG_PRINTF( "getsockname failed:Error code - %d\n%s", dwIOError, messageBuffer );
//Free the buffer.
LocalFree( messageBuffer );
#endif
systemAddressOut->FromString(0);
return;
}
if (ss.ss_family==AF_INET)
{
memcpy(&systemAddressOut->address.addr4,(sockaddr_in *)&ss,sizeof(sockaddr_in));
systemAddressOut->debugPort=ntohs(systemAddressOut->address.addr4.sin_port);
uint32_t zero = 0;
if (memcmp(&systemAddressOut->address.addr4.sin_addr.s_addr, &zero, sizeof(zero))==0)
systemAddressOut->SetToLoopback(4);
// systemAddressOut->address.addr4.sin_port=ntohs(systemAddressOut->address.addr4.sin_port);
}
else
{
memcpy(&systemAddressOut->address.addr6,(sockaddr_in6 *)&ss,sizeof(sockaddr_in6));
systemAddressOut->debugPort=ntohs(systemAddressOut->address.addr6.sin6_port);
char zero[16];
memset(zero,0,sizeof(zero));
if (memcmp(&systemAddressOut->address.addr4.sin_addr.s_addr, &zero, sizeof(zero))==0)
systemAddressOut->SetToLoopback(6);
// systemAddressOut->address.addr6.sin6_port=ntohs(systemAddressOut->address.addr6.sin6_port);
}
#else
(void) rns2Socket;
(void) systemAddressOut;
return;
#endif
}
void RNS2_Berkley::GetSystemAddressIPV4 ( RNS2Socket rns2Socket, SystemAddress *systemAddressOut )
{
sockaddr_in sa;
memset(&sa,0,sizeof(sockaddr_in));
socklen_t len = sizeof(sa);
//int r =
getsockname__(rns2Socket, (sockaddr*)&sa, &len);
systemAddressOut->SetPortNetworkOrder(sa.sin_port);
systemAddressOut->address.addr4.sin_addr.s_addr=sa.sin_addr.s_addr;
if (systemAddressOut->address.addr4.sin_addr.s_addr == INADDR_ANY)
{
systemAddressOut->address.addr4.sin_addr.s_addr=inet_addr__("127.0.0.1");
}
}
void GetMyIP_Windows_Linux_IPV4( SystemAddress addresses[MAXIMUM_NUMBER_OF_INTERNAL_IDS] )
{
int idx = 0;
int rns2Socket = socket__(AF_INET, SOCK_DGRAM, IPPROTO_IP);
if (rns2Socket >= 0)
{
// A connected socket is required to get the true ip address
// otherwise we are likely to just get 127.0.0.1
// Connect to the public google DNS server
sockaddr_in saGoogle;
memset(&saGoogle,0,sizeof(sockaddr_in));
saGoogle.sin_family = AF_INET;
saGoogle.sin_addr.s_addr=inet_addr__("8.8.8.8");
saGoogle.sin_port = htons(53);
connect__(rns2Socket, (const sockaddr*) &saGoogle, sizeof(saGoogle));
sockaddr_in sa;
memset(&sa,0,sizeof(sockaddr_in));
socklen_t len = sizeof(sa);
getsockname__(rns2Socket, (sockaddr*)&sa, &len);
addresses[idx].address.addr4.sin_addr.s_addr=sa.sin_addr.s_addr;
idx++;
// Disconnect the socket after getting the address
memset(&saGoogle,0,sizeof(sockaddr_in));
connect__(rns2Socket, (const sockaddr*) &saGoogle, sizeof(saGoogle));
closesocket__(rns2Socket);
}
while (idx < MAXIMUM_NUMBER_OF_INTERNAL_IDS)
{
addresses[idx]=UNASSIGNED_SYSTEM_ADDRESS;
idx++;
}
}
