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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. |  | 
| 2 // Use of this source code is governed by a BSD-style license that can be |  | 
| 3 // found in the LICENSE file. |  | 
| 4 |  | 
| 5 #ifndef DEVICE_HID_HID_UTILS_MAC_H_ |  | 
| 6 #define DEVICE_HID_HID_UTILS_MAC_H_ |  | 
| 7 |  | 
| 8 #include "base/callback.h" |  | 
| 9 #include "base/memory/ref_counted.h" |  | 
| 10 |  | 
| 11 #include <IOKit/hid/IOHIDManager.h> |  | 
| 12 |  | 
| 13 namespace device { |  | 
| 14 |  | 
| 15 bool GetHidIntProperty(IOHIDDeviceRef device, CFStringRef key, int32_t* result); |  | 
| 16 |  | 
| 17 bool GetHidStringProperty(IOHIDDeviceRef device, |  | 
| 18                        CFStringRef key, |  | 
| 19                        std::string* result); |  | 
| 20 |  | 
| 21 }  // namespace device |  | 
| 22 |  | 
| 23 #endif  // DEVICE_HID_HID_UTILS_MAC_H_ |  | 
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