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Don't open unnecessary UDP sockets when using Ethernet encapsulation.

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Don't need the shared UDP socket at all and the private is only used for sending
packets to the local emulated sockets.
This commit is contained in:
Daniel Collins 2014-04-18 01:03:01 +01:00
parent 5d9a3cb143
commit 79d41c0001
1 changed files with 27 additions and 2 deletions
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29
src/router.c
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@ -40,6 +40,10 @@ static HANDLE router_thread = NULL;
* The private socket uses a randomly allocated UDP port number and is used to
* send packets and receive unicast, it is unique to a single IPXWrapper
* instance.
*
* When running in WinPcap mode, only the private socket will be opened and it
* will be bound to loopback rather than INADDR_ANY since it is only used for
* forwarding IPX packets on to local sockets.
*/
SOCKET shared_socket = -1;
@ -104,8 +108,29 @@ void router_init(void)
abort();
}
_init_socket(&shared_socket, main_config.udp_port, TRUE);
_init_socket(&private_socket, 0, FALSE);
if(ipx_use_pcap)
{
if((private_socket = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
{
log_printf(LOG_ERROR, "Error creating retransmit socket: %s", w32_error(WSAGetLastError()));
abort();
}
struct sockaddr_in addr;
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
addr.sin_port = htons(0);
if(bind(private_socket, (struct sockaddr*)(&addr), sizeof(addr)) == -1)
{
log_printf(LOG_ERROR, "Error binding retransmit socket: %s", w32_error(WSAGetLastError()));
abort();
}
}
else{
_init_socket(&shared_socket, main_config.udp_port, TRUE);
_init_socket(&private_socket, 0, FALSE);
}
router_running = true;