/*
* Show some adapter details.
* The IP-address, netmask etc. are what Winsock uses. We ignore
* them and use what WATTCP.CFG specifies.
*/
static void show_link_details (void)
{
#if defined(USE_DEBUG)
const ADAPTER_INFO *ai;
int i, real_media;
BOOL is_up;
DWORD ver, MTU, speed;
mac_address mac;
if (!_pkt_inf)
return;
ai = (const ADAPTER_INFO*) _pkt_inf->adapter_info;
if (!ai)
{
(*_printf) (" not available\n");
return;
}
(*_printf) (" %d network address%s:\n",
ai->NNetworkAddresses, ai->NNetworkAddresses > 1 ? "es" : "");
for (i = 0; i < ai->NNetworkAddresses; i++)
{
const npf_if_addr *if_addr = ai->NetworkAddresses + i;
const struct sockaddr_in *ip_addr = (const struct sockaddr_in*) &if_addr->IPAddress;
const struct sockaddr_in *netmask = (const struct sockaddr_in*) &if_addr->SubnetMask;
const struct sockaddr_in *brdcast = (const struct sockaddr_in*) &if_addr->Broadcast;
(*_printf) (" IP-addr %s", inet_ntoa(ip_addr->sin_addr));
(*_printf) (", netmask %s", inet_ntoa(netmask->sin_addr));
(*_printf) (", broadcast %s\n", inet_ntoa(brdcast->sin_addr));
}
if (ai->NNetworkAddresses <= 0)
(*_printf) ("\n");
if (get_perm_mac_address(&mac))
(*_printf) (" MAC-addr %02X:%02X:%02X:%02X:%02X:%02X, ",
mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
if (get_interface_mtu(&MTU))
(*_printf) ("MTU %lu, ", MTU);
(*_printf) ("link-type %s, ",
list_lookup(_pktdevclass, logical_media, DIM(logical_media)));
if (get_real_media(&real_media))
(*_printf) (" over %s, ", list_lookup(real_media, phys_media, DIM(phys_media)));
if (get_connected_status(&is_up))
(*_printf) ("%s, ", is_up ? "UP" : "DOWN");
if (get_interface_speed(&speed))
(*_printf) ("%luMb/s, ", speed);
if (pkt_get_api_ver(&ver))
(*_printf) ("NDIS %d.%d", hiBYTE(ver), loBYTE(ver));
(*_printf) ("\n");
#endif
}
int pkt_get_mtu (void)
{
DWORD MTU;
if (get_interface_mtu(&MTU))
return (MTU);
return (0);
}
u_int16 get_iface_mtu(const char *iface)
{
if (iface) {
ADAPTER *adapter;
DWORD mtu = 0;
adapter = PacketOpenAdapter ((PCHAR)iface);
if (adapter) {
BOOL rc = get_interface_mtu (adapter, &mtu);
DEBUG_MSG("get_interface_mtu(): mtu %lu, %s", mtu, rc ? "okay" : "failed");
PacketCloseAdapter (adapter);
if (rc & mtu)
return (mtu);
} else
DEBUG_MSG("get_interface_mtu(): failed to open iface \"%s\"; %s",
iface, ec_win_strerror(GetLastError()));
}
return (1514); /* Assume ethernet */
}
