/* Turns a service ID or name into a vendor type, or preserves type */
static CFStringRef
nc_copy_vendor_type (CFStringRef input)
{
SCNetworkInterfaceRef child;
SCNetworkInterfaceRef interface;
CFStringRef output_name = input;
SCNetworkServiceRef service = NULL;
CFStringRef type;
if (input == NULL) {
goto done;
}
service = nc_copy_service(NULL, input);
if (service != NULL) {
interface = SCNetworkServiceGetInterface(service);
child = SCNetworkInterfaceGetInterface(interface);
type = SCNetworkInterfaceGetInterfaceType(interface);
/* Must be of type VPN */
if (!CFEqual(type, kSCNetworkInterfaceTypeVPN)) {
output_name = NULL;
goto done;
}
output_name = SCNetworkInterfaceGetInterfaceType(child);
goto done;
}
done :
if (output_name != NULL) CFRetain(output_name);
my_CFRelease(&service);
return output_name;
}
/* -----------------------------------------------------------------------------
----------------------------------------------------------------------------- */
static void
nc_get_service_type_and_subtype(SCNetworkServiceRef service, CFStringRef *iftype, CFStringRef *ifsubtype) {
SCNetworkInterfaceRef interface = SCNetworkServiceGetInterface(service);
SCNetworkInterfaceRef child = SCNetworkInterfaceGetInterface(interface);
*iftype = SCNetworkInterfaceGetInterfaceType(interface);
*ifsubtype = NULL;
if (CFEqual(*iftype, kSCNetworkInterfaceTypePPP) ||
CFEqual(*iftype, kSCNetworkInterfaceTypeVPN)) {
*ifsubtype = (child != NULL) ? SCNetworkInterfaceGetInterfaceType(child) : NULL;
}
}
static SCNetworkServiceRef
_find_service(char *match)
{
Boolean allowIndex = TRUE;
CFIndex i;
CFIndex n;
CFStringRef select_name = NULL;
SCNetworkServiceRef selected = NULL;
if (services == NULL) {
if (net_set == NULL) {
SCPrint(TRUE, stdout, CFSTR("set not selected\n"));
return NULL;
}
services = SCNetworkSetCopyServices(net_set);
if (services == NULL) {
SCPrint(TRUE, stdout, CFSTR("%s\n"), SCErrorString(SCError()));
return NULL;
}
allowIndex = FALSE;
}
// try to select the service by its serviceID
select_name = CFStringCreateWithCString(NULL, match, kCFStringEncodingUTF8);
n = CFArrayGetCount(services);
for (i = 0; i < n; i++) {
SCNetworkServiceRef service;
CFStringRef serviceID;
service = CFArrayGetValueAtIndex(services, i);
serviceID = SCNetworkServiceGetServiceID(service);
if (CFEqual(select_name, serviceID)) {
selected = service;
goto done;
}
}
// try to select the service by its name
for (i = 0; i < n; i++) {
SCNetworkServiceRef service;
CFStringRef serviceName;
service = CFArrayGetValueAtIndex(services, i);
serviceName = SCNetworkServiceGetName(service);
if ((serviceName != NULL) && CFEqual(select_name, serviceName)) {
if (selected == NULL) {
selected = service;
} else {
// if multiple services match
selected = NULL;
SCPrint(TRUE, stdout, CFSTR("multiple services match\n"));
goto done;
}
}
}
if (selected != NULL) {
goto done;
}
// try to select the service by its name (case insensitive)
for (i = 0; i < n; i++) {
SCNetworkServiceRef service;
CFStringRef serviceName;
service = CFArrayGetValueAtIndex(services, i);
serviceName = SCNetworkServiceGetName(service);
if ((serviceName != NULL) &&
CFStringCompare(select_name,
serviceName,
kCFCompareCaseInsensitive) == kCFCompareEqualTo) {
if (selected == NULL) {
selected = service;
} else {
// if multiple services match
selected = NULL;
SCPrint(TRUE, stdout, CFSTR("multiple services match\n"));
goto done;
}
}
}
if (selected != NULL) {
goto done;
}
// try to select the service by its [BSD] interface name
for (i = 0; i < n; i++) {
SCNetworkInterfaceRef interface;
CFStringRef interfaceName = NULL;
SCNetworkServiceRef service;
service = CFArrayGetValueAtIndex(services, i);
interface = SCNetworkServiceGetInterface(service);
while ((interface != NULL) && (interfaceName == NULL)) {
interfaceName = SCNetworkInterfaceGetBSDName(interface);
if (interfaceName == NULL) {
interface = SCNetworkInterfaceGetInterface(interface);
}
}
if (interfaceName == NULL) {
continue;
}
if (CFStringCompare(select_name,
interfaceName,
kCFCompareCaseInsensitive) == kCFCompareEqualTo) {
if (selected == NULL) {
selected = service;
} else {
// if multiple services match
selected = NULL;
SCPrint(TRUE, stdout, CFSTR("multiple services match\n"));
goto done;
}
}
}
if (selected != NULL) {
goto done;
}
// try to select the service by its index
if (allowIndex) {
char *end;
char *str = match;
long val;
errno = 0;
val = strtol(str, &end, 10);
if ((*str != '\0') && (*end == '\0') && (errno == 0)) {
if ((val > 0) && (val <= n)) {
selected = CFArrayGetValueAtIndex(services, val - 1);
}
}
}
if (selected != NULL) {
goto done;
}
SCPrint(TRUE, stdout, CFSTR("no match, which service?\n"));
done :
if (select_name != NULL) CFRelease(select_name);
return selected;
}
