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 #include "chrome/utility/image_writer/image_writer.h" 6 7 // This file contains the default version of the platform-specific methods of 8 // the ImageWriter. Add new platforms by creating a new version of these 9 // methods and updating the compliation rules appropriately. 10 namespace image_writer { 11 IsValidDevice()12bool ImageWriter::IsValidDevice() { 13 NOTIMPLEMENTED(); 14 return false; 15 } 16 UnmountVolumes(const base::Closure & continuation)17void ImageWriter::UnmountVolumes(const base::Closure& continuation) { 18 NOTIMPLEMENTED(); 19 return; 20 } 21 OpenDevice()22bool ImageWriter::OpenDevice() { 23 device_file_.Initialize( 24 device_path_, 25 base::File::FLAG_OPEN | base::File::FLAG_READ | base::File::FLAG_WRITE | 26 base::File::FLAG_EXCLUSIVE_READ | base::File::FLAG_EXCLUSIVE_WRITE); 27 return device_file_.IsValid(); 28 } 29 30 } // namespace image_writer 31