Changeset 20297 in vbox for trunk/src/VBox/Devices/Network

Timestamp:

Jun 5, 2009 5:38:25 AM (16 years ago)

Author:

vboxsync

Message:

NAT: make port-forwarding the same speed as guest->remote

File:

• trunk/src/VBox/Devices/Network/slirp/socket.c (modified) (2 diffs)

trunk/src/VBox/Devices/Network/slirp/socket.c

@@ -691 +691 @@
     socklen_t addrlen = sizeof(addr);
     int s, opt = 1;
+    int status;
 
     DEBUG_CALL("solisten");
@@ -756 +757 @@
         return NULL;
     }
+    fd_nonblock(s);
     setsockopt(s, SOL_SOCKET, SO_OOBINLINE,(char *)&opt, sizeof(int));
 
     getsockname(s,(struct sockaddr *)&addr,&addrlen);
     so->so_fport = addr.sin_port;
+    /* set socket buffers */
+    opt = 64 * _1K;
+    status = setsockopt(s, SOL_SOCKET, SO_RCVBUF, (char *)&opt, sizeof(int));
+    if (status < 0)
+    {
+        LogRel(("NAT: Error(%d) while setting RCV capacity to (%d)\n", errno, opt));
+        goto no_sockopt;
+    }
+    opt = 64 * _1K;
+    status = setsockopt(s, SOL_SOCKET, SO_SNDBUF, (char *)&opt, sizeof(int));
+    if (status < 0)
+    {
+        LogRel(("NAT: Error(%d) while setting SND capacity to (%d)\n", errno, opt));
+        goto no_sockopt;
+    }
+no_sockopt:
     if (addr.sin_addr.s_addr == 0 || addr.sin_addr.s_addr == loopback_addr.s_addr)
         so->so_faddr = alias_addr;