diff --git a/src/edge.c b/src/edge.c index da38b81..e61b88c 100644 --- a/src/edge.c +++ b/src/edge.c @@ -1032,12 +1032,13 @@ int main (int argc, char* argv[]) { } if(runlevel == 4) { /* configure the TUNTAP device */ -#ifdef WIN32 - tuntap.metric = eee->tuntap_priv_conf.metric; -#endif if(tuntap_open(&tuntap, eee->tuntap_priv_conf.tuntap_dev_name, eee->tuntap_priv_conf.ip_mode, eee->tuntap_priv_conf.ip_addr, eee->tuntap_priv_conf.netmask, - eee->tuntap_priv_conf.device_mac, eee->tuntap_priv_conf.mtu) < 0) + eee->tuntap_priv_conf.device_mac, eee->tuntap_priv_conf.mtu +#ifdef WIN32 + , eee->tuntap_priv_conf.metric +#endif + ) < 0) exit(1); memcpy(&eee->device, &tuntap, sizeof(tuntap)); traceEvent(TRACE_NORMAL, "Created local tap device IP: %s, Mask: %s, MAC: %s", diff --git a/win32/wintap.c b/win32/wintap.c index 719f375..e8aae2e 100644 --- a/win32/wintap.c +++ b/win32/wintap.c @@ -228,7 +228,9 @@ int open_wintap(struct tuntap_dev *device, char *device_ip, char *device_mask, const char *device_mac, - int mtu) { + int mtu, + int metric) { + char cmd[256]; DWORD len; ULONG status = TRUE; @@ -299,14 +301,33 @@ int open_wintap(struct tuntap_dev *device, /* ****************** */ - /* MTU and network metric */ + /* MTU */ + + _snprintf(cmd, sizeof(cmd), + "netsh interface ipv4 set subinterface \"%s\" mtu=%d store=persistent > nul", + device->ifName, mtu); + + if(system(cmd) != 0) + printf("WARNING: Unable to set device %s parameters MTU=%d store=persistent [%s]\n", + device->ifName, mtu, cmd); + + /* ****************** */ + + /* metric */ + + device->metric = metric; + _snprintf(cmd, sizeof(cmd), - "netsh interface ipv4 set subinterface \"%s\" mtu=%d metric=%d store=persistent > nul", - device->ifName, mtu, device->metric); + "netsh interface ipv4 set interface \"%s\" metric=%d > nul", + device->ifName, device->metric); if(system(cmd) != 0) - printf("WARNING: Unable to set device %s parameters MTU=%d metric=%d store=persistent [%s]\n", - device->ifName, mtu, device->metric, cmd); + printf("WARNING: Unable to set device %s parameters metric=%d [%s]\n", + device->ifName, device->metric, cmd); + + + /* ****************** */ + /* set driver media status to 'connected' (i.e. set the interface up) */ if (!DeviceIoControl (device->device_handle, TAP_IOCTL_SET_MEDIA_STATUS, @@ -389,8 +410,9 @@ int tuntap_open(struct tuntap_dev *device, char *device_ip, char *device_mask, const char * device_mac, - int mtu) { - return(open_wintap(device, dev, address_mode, device_ip, device_mask, device_mac, mtu)); + int mtu, + int metric) { + return(open_wintap(device, dev, address_mode, device_ip, device_mask, device_mac, mtu, metric)); } /* ************************************************ */ @@ -415,7 +437,7 @@ int main(int argc, char* argv[]) { printf("Welcome to n2n\n"); initWin32(); - open_wintap(&tuntap, "static", "1.2.3.20", "255.255.255.0", mtu); + open_wintap(&tuntap, "static", "1.2.3.20", "255.255.255.0", mtu, 0); for(i=0; i<10; i++) { u_char buf[MTU];