static CFStringRef
pollCurrentNAP (struct service *serv, Boolean *wifiErr)
{
CFDataRef napDataRef = NULL;
CFStringRef nap = NULL;
char *interface_buf;
CFStringRef interfName = NULL;
Apple80211Err err = kA11NoErr;
int state;
SCLog(TRUE, LOG_INFO, CFSTR("%s:"), __FUNCTION__);
// get interface info
interface_buf = getVPNInterfaceBuf(serv);
// setup update notification (if not already)
if (!serv->connection_nap_monitor) {
interfName = copyVPNInterfaceName(serv);
if (!interfName) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: failed to get CF interface name for %s"), __FUNCTION__, interface_buf? interface_buf : "null");
goto init_failed;
}
err = Apple80211Open((Apple80211Ref *)&serv->connection_nap_monitor);
if (err != kA11NoErr) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211Open failed"), __FUNCTION__);
*wifiErr = true;
goto init_failed;
}
err = Apple80211BindToInterface((Apple80211Ref)serv->connection_nap_monitor, interfName);
if (err != kA11NoErr) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211BindToInterface(%@) failed"),
__FUNCTION__, interfName);
*wifiErr = true;
goto init_failed;
}
err = Apple80211EventMonitoringInit((Apple80211Ref)serv->connection_nap_monitor, monitorApple80211Callback, (void*)serv, CFRunLoopGetCurrent());
if (err != kA11NoErr) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211EventMonitoringInit(%@) failed, %d"),
__FUNCTION__, interfName, err);
goto init_failed;
}
err = Apple80211StartMonitoringEvent((Apple80211Ref)serv->connection_nap_monitor, APPLE80211_M_SSID_CHANGED);
if (err != kA11NoErr) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211StartMonitoringEvent(%@) failed, %d"),
__FUNCTION__, interfName, err);
goto init_failed;
}
}
// get current state
err = Apple80211Get((Apple80211Ref)serv->connection_nap_monitor, APPLE80211_IOC_STATE, 0, &state, sizeof(state));
if (err != kA11NoErr) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211GetState(%@) failed, err = %d"),
__FUNCTION__, interfName, err);
*wifiErr = true;
goto done;
}
if (state != APPLE80211_S_ASSOC && state != APPLE80211_S_RUN) {
if (state > APPLE80211_S_INIT) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211GetState(%@) got invalid state = %d."),
__FUNCTION__, interfName, state, WAIT_SSID_TIMEOUT);
}
goto done;
} else {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211GetState(%@) got valid state = %d"),
__FUNCTION__, interfName, state);
}
err = Apple80211CopyValue((Apple80211Ref)serv->connection_nap_monitor, APPLE80211_IOC_SSID, NULL, &napDataRef);
if (err != kA11NoErr) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211CopyValue(%@, SSID) failed, err = %d"),
__FUNCTION__, interfName, err);
*wifiErr = true;
goto done;
}
nap = CFStringCreateWithBytes(kCFAllocatorDefault, CFDataGetBytePtr(napDataRef), CFDataGetLength(napDataRef), kCFStringEncodingUTF8, false);
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211CopyValue(%@, SSID) got %@"),
__FUNCTION__, interfName, nap);
if (napDataRef) {
CFRelease(napDataRef);
}
if (interfName) {
CFRelease(interfName);
}
return nap;
init_failed:
if (serv->connection_nap_monitor) {
Apple80211Close((Apple80211Ref)serv->connection_nap_monitor);
serv->connection_nap_monitor = NULL;
}
done:
if (nap) {
CFRelease(nap);
}
if (napDataRef) {
CFRelease(napDataRef);
}
if (interfName) {
CFRelease(interfName);
}
return NULL;
}
boolean_t
wireless_scan(wireless_t this_wref, CFStringRef ssid, int num_scans,
wireless_scan_callback_t func, void * arg)
{
scanCallbackEntryRef callback;
Apple80211Err error;
bool ret = TRUE;
CFDictionaryRef scan_args;
Apple80211Ref wref = (Apple80211Ref)this_wref;
EAPLOG(LOG_ERR, "######## DEBUG ####### - FAIL - wireless_scan");
if (ssid == NULL || func == NULL) {
EAPLOG(LOG_ERR, "%s: ssid and/or func NULL\n",
__FUNCTION__);
return (FALSE);
}
callback = scanCallbackEntryFind(wref);
if (callback == NULL) {
#ifdef APPLE80211KEY_SCAN_BSSID_LIST
error = Apple80211EventMonitoringInit(wref, scanCallbackEvent,
NULL, CFRunLoopGetCurrent());
#else /* APPLE80211KEY_SCAN_BSSID_LIST */
error = Apple80211EventMonitoringInit(wref, scanCallbackEvent,
NULL);
#endif /* APPLE80211KEY_SCAN_BSSID_LIST */
if (error != kA11NoErr) {
EAPLOG(LOG_ERR,
"%s: Apple80211EventMonitoringInit failed, %d\n",
__FUNCTION__,
error);
ret = FALSE;
goto done;
}
error = Apple80211StartMonitoringEvent(wref, APPLE80211_M_SCAN_DONE);
if (error != kA11NoErr) {
(void)Apple80211EventMonitoringHalt(wref);
EAPLOG(LOG_ERR,
"%s: Apple80211StartMonitoringEvent failed, %d\n",
__FUNCTION__,
error);
ret = FALSE;
goto done;
}
/* create a callback entry, and add it to the list */
callback = (scanCallbackEntryRef)malloc(sizeof(*callback));
bzero(callback, sizeof(*callback));
callback->wref = wref;
callback->ssid = CFRetain(ssid);
TAILQ_INSERT_TAIL(S_scanCallbackHead_p, callback, link);
}
else if (!CFEqual(callback->ssid, ssid)) {
CFRetain(ssid);
CFRelease(callback->ssid);
callback->ssid = ssid;
callback->state = kScanCallbackStateNone;
}
callback->func = func;
callback->arg = arg;
if (callback->state == kScanCallbackStateStarted) {
/* there's already a scan for this SSID pending */
EAPLOG(LOG_ERR,
"%s: scan already in progress\n",
__FUNCTION__);
goto done;
}
scan_args = make_scan_args(ssid, num_scans);
error = Apple80211ScanAsync((Apple80211Ref)wref, scan_args);
CFRelease(scan_args);
if (error != kA11NoErr) {
EAPLOG(LOG_ERR,
"%s: Apple80211ScanAsync failed, %d\n",
__FUNCTION__, error);
goto done;
}
callback->state = kScanCallbackStateStarted;
done:
return (ret);
}
static CFStringRef
copyCurrentNAPFromStore (struct service *serv)
{
CFStringRef nap;
char *interface_buf;
CFStringRef interfName = NULL;
Apple80211Err err = kA11NoErr;
SCLog(TRUE, LOG_INFO, CFSTR("%s:"), __FUNCTION__);
// get interface info
interface_buf = getVPNInterfaceBuf(serv);
nap = copyVPNInterfaceNAP(interface_buf);
if (!nap) {
return NULL;
}
// setup update notification (if not already)
if (!serv->connection_nap_monitor) {
interfName = copyVPNInterfaceName(serv);
if (!interfName) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: failed to get CF interface name for %s"), __FUNCTION__, interface_buf? interface_buf : "null");
goto init_failed;
}
err = Apple80211Open((Apple80211Ref *)&serv->connection_nap_monitor);
if (err != kA11NoErr) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211Open failed"), __FUNCTION__);
goto init_failed;
}
err = Apple80211BindToInterface((Apple80211Ref)serv->connection_nap_monitor, interfName);
if (err != kA11NoErr) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211BindToInterface(%@) failed"),
__FUNCTION__, interfName);
goto init_failed;
}
err = Apple80211EventMonitoringInit((Apple80211Ref)serv->connection_nap_monitor, monitorApple80211Callback, (void*)serv, CFRunLoopGetCurrent());
if (err != kA11NoErr) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211EventMonitoringInit(%@) failed, %d"),
__FUNCTION__, interfName, err);
goto init_failed;
}
err = Apple80211StartMonitoringEvent((Apple80211Ref)serv->connection_nap_monitor, APPLE80211_M_SSID_CHANGED);
if (err != kA11NoErr) {
SCLog(TRUE, LOG_INFO, CFSTR("%s: Apple80211StartMonitoringEvent(%@) failed, %d"),
__FUNCTION__, interfName, err);
goto init_failed;
}
}
if (interfName) {
CFRelease(interfName);
}
return nap;
init_failed:
if (serv->connection_nap_monitor) {
Apple80211Close((Apple80211Ref)serv->connection_nap_monitor);
serv->connection_nap_monitor = NULL;
}
if (interfName) {
CFRelease(interfName);
}
return nap;
}
