[Cleanup] iOS: clarify MSD manufacturerId little-endianess

TeamAgree · Jan 27, 2024 · 5620749 · 5620749
1 parent 9f0e2d1
commit 5620749
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/ios/Classes/FlutterBluePlusPlugin.m b/ios/Classes/FlutterBluePlusPlugin.m
@@ -1670,9 +1670,10 @@ - (NSDictionary *)bmScanAdvertisement:(NSString*)remoteId
     NSDictionary* manufDataB = nil;
     if (manufData != nil && manufData.length >= 2) {
 
-        // first 2 bytes are manufacturerId
-        unsigned short manufId = 0;
-        [manufData getBytes:&manufId length:2];
+        // first 2 bytes are manufacturerId (little endian)
+        uint8_t bytes[2];
+        [manufData getBytes:bytes length:2];
+        unsigned short manufId = (unsigned short) (bytes[0] | bytes[1] << 8);
 
         // trim off first 2 bytes
         NSData* trimmed = [manufData subdataWithRange:NSMakeRange(2, manufData.length - 2)];