tb_bool_t tb_ifaddrs_hwaddr(tb_ifaddrs_ref_t ifaddrs, tb_char_t const* name, tb_bool_t reload, tb_hwaddr_ref_t hwaddr)
{
// check
tb_assert_and_check_return_val(ifaddrs && hwaddr, tb_false);
// clear it first
tb_hwaddr_clear(hwaddr);
// the iterator
tb_iterator_ref_t iterator = tb_ifaddrs_itor(ifaddrs, reload);
tb_assert_and_check_return_val(iterator, tb_false);
// reload it if the cached interfaces is empty
if (!reload && !tb_iterator_size(iterator)) iterator = tb_ifaddrs_itor(ifaddrs, tb_true);
// done
tb_bool_t ok = tb_false;
tb_for_all_if (tb_ifaddrs_interface_ref_t, interface, iterator, interface)
{
// get hwaddr from the given interface name?
if (name)
{
// is this?
if ( (interface->flags & TB_IFADDRS_INTERFACE_FLAG_HAVE_HWADDR)
&& (interface->name && !tb_strcmp(interface->name, name)))
{
// save hwaddr
tb_hwaddr_copy(hwaddr, &interface->hwaddr);
// ok
ok = tb_true;
break;
}
}
else
{
// is this?
if ( (interface->flags & TB_IFADDRS_INTERFACE_FLAG_HAVE_HWADDR)
&& (interface->flags & TB_IFADDRS_INTERFACE_FLAG_HAVE_IPADDR)
&& !(interface->flags & TB_IFADDRS_INTERFACE_FLAG_IS_LOOPBACK))
{
// save hwaddr
tb_hwaddr_copy(hwaddr, &interface->hwaddr);
// ok
ok = tb_true;
break;
}
}
}
// ok?
return ok;
}
/* //////////////////////////////////////////////////////////////////////////////////////
* main
*/
tb_int_t tb_demo_network_hwaddr_main(tb_int_t argc, tb_char_t** argv)
{
// done
tb_hwaddr_t addr;
tb_hwaddr_clear(&addr);
if (tb_hwaddr_cstr_set(&addr, argv[1]))
{
// trace
tb_trace_i("%s => %{hwaddr}", argv[1], &addr);
}
return 0;
}
