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 COMPONENTS_STORAGE_MONITOR_UDEV_UTIL_LINUX_H_ 6 #define COMPONENTS_STORAGE_MONITOR_UDEV_UTIL_LINUX_H_ 7 8 #include <libudev.h> 9 10 #include <string> 11 12 #include "base/memory/scoped_ptr.h" 13 14 namespace base { 15 class FilePath; 16 } 17 18 namespace storage_monitor { 19 20 // Wrapper function for udev_device_get_property_value() that also checks for 21 // valid but empty values. 22 std::string GetUdevDevicePropertyValue(struct udev_device* udev_device, 23 const char* key); 24 25 // Helper for udev_device_new_from_syspath()/udev_device_get_property_value() 26 // pair. |device_path| is the absolute path to the device, including /sys. 27 bool GetUdevDevicePropertyValueByPath(const base::FilePath& device_path, 28 const char* key, 29 std::string* result); 30 31 } // namespace storage_monitor 32 33 #endif // COMPONENTS_STORAGE_MONITOR_UDEV_UTIL_LINUX_H_ 34