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-rw-r--r--netwerk/wifi/mac/MacWifiScanner.mm106
1 files changed, 106 insertions, 0 deletions
diff --git a/netwerk/wifi/mac/MacWifiScanner.mm b/netwerk/wifi/mac/MacWifiScanner.mm
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index 0000000000..eea0a81627
--- /dev/null
+++ b/netwerk/wifi/mac/MacWifiScanner.mm
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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#import <Cocoa/Cocoa.h>
+#import <CoreWLAN/CoreWLAN.h>
+
+#include <dlfcn.h>
+#include <unistd.h>
+
+#include <objc/objc.h>
+#include <objc/objc-runtime.h>
+
+#include "nsObjCExceptions.h"
+#include "nsCOMArray.h"
+#include "nsWifiMonitor.h"
+#include "nsWifiAccessPoint.h"
+#include "MacWifiScanner.h"
+
+namespace mozilla {
+
+nsresult WifiScannerImpl::GetAccessPointsFromWLAN(
+ nsTArray<RefPtr<nsIWifiAccessPoint>>& accessPoints) {
+ NS_OBJC_BEGIN_TRY_BLOCK_RETURN;
+
+ accessPoints.Clear();
+
+ NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
+
+ @try {
+ NSBundle* bundle = [[[NSBundle alloc]
+ initWithPath:@"/System/Library/Frameworks/CoreWLAN.framework"] autorelease];
+ if (!bundle) {
+ [pool release];
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+
+ Class CWI_class = [bundle classNamed:@"CWInterface"];
+ if (!CWI_class) {
+ [pool release];
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+
+ id scanResult = [[CWI_class interface] scanForNetworksWithSSID:nil error:nil];
+ if (!scanResult) {
+ [pool release];
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+
+ NSArray* scan = [NSMutableArray arrayWithArray:scanResult];
+ NSEnumerator* enumerator = [scan objectEnumerator];
+
+ while (id anObject = [enumerator nextObject]) {
+ auto* ap = new nsWifiAccessPoint();
+ if (!ap) {
+ [pool release];
+ return NS_ERROR_OUT_OF_MEMORY;
+ }
+
+ // [CWInterface bssidData] is deprecated on OS X 10.7 and up. Which is
+ // is a pain, so we'll use it for as long as it's available.
+ unsigned char macData[6] = {0};
+ if ([anObject respondsToSelector:@selector(bssidData)]) {
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wobjc-method-access"
+ NSData* data = [anObject bssidData];
+#pragma clang diagnostic pop
+ if (data) {
+ memcpy(macData, [data bytes], 6);
+ }
+ } else {
+ // [CWInterface bssid] returns a string formatted "00:00:00:00:00:00".
+ NSString* macString = [anObject bssid];
+ if (macString && ([macString length] == 17)) {
+ for (NSUInteger i = 0; i < 6; ++i) {
+ NSString* part = [macString substringWithRange:NSMakeRange(i * 3, 2)];
+ NSScanner* scanner = [NSScanner scannerWithString:part];
+ unsigned int data = 0;
+ if (![scanner scanHexInt:&data]) {
+ data = 0;
+ }
+ macData[i] = (unsigned char)data;
+ }
+ }
+ }
+
+ int signal = (int)((NSInteger)[anObject rssiValue]);
+ ap->setMac(macData);
+ ap->setSignal(signal);
+ ap->setSSID([[anObject ssid] UTF8String], 32);
+
+ accessPoints.AppendElement(ap);
+ }
+ } @catch (NSException*) {
+ [pool release];
+ return NS_ERROR_NOT_AVAILABLE;
+ }
+
+ [pool release];
+
+ return NS_OK;
+
+ NS_OBJC_END_TRY_BLOCK_RETURN(NS_ERROR_NOT_AVAILABLE);
+}
+
+} // namespace mozilla