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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "chrome/browser/media_galleries/win/snapshot_file_details.h" | 5 #include "chrome/browser/media_galleries/win/snapshot_file_details.h" |
| 6 | 6 |
| 7 #include "base/basictypes.h" | 7 #include <stdint.h> |
| 8 |
| 9 #include <limits> |
| 8 | 10 |
| 9 /////////////////////////////////////////////////////////////////////////////// | 11 /////////////////////////////////////////////////////////////////////////////// |
| 10 // SnapshotRequestInfo // | 12 // SnapshotRequestInfo // |
| 11 /////////////////////////////////////////////////////////////////////////////// | 13 /////////////////////////////////////////////////////////////////////////////// |
| 12 | 14 |
| 13 SnapshotRequestInfo::SnapshotRequestInfo( | 15 SnapshotRequestInfo::SnapshotRequestInfo( |
| 14 const base::FilePath& device_file_path, | 16 const base::FilePath& device_file_path, |
| 15 const base::FilePath& snapshot_file_path, | 17 const base::FilePath& snapshot_file_path, |
| 16 const MTPDeviceAsyncDelegate::CreateSnapshotFileSuccessCallback& | 18 const MTPDeviceAsyncDelegate::CreateSnapshotFileSuccessCallback& |
| 17 success_callback, | 19 success_callback, |
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| 53 DWORD optimal_transfer_size) { | 55 DWORD optimal_transfer_size) { |
| 54 optimal_transfer_size_ = optimal_transfer_size; | 56 optimal_transfer_size_ = optimal_transfer_size; |
| 55 } | 57 } |
| 56 | 58 |
| 57 bool SnapshotFileDetails::IsSnapshotFileWriteComplete() const { | 59 bool SnapshotFileDetails::IsSnapshotFileWriteComplete() const { |
| 58 return bytes_written_ == file_info_.size; | 60 return bytes_written_ == file_info_.size; |
| 59 } | 61 } |
| 60 | 62 |
| 61 bool SnapshotFileDetails::AddBytesWritten(DWORD bytes_written) { | 63 bool SnapshotFileDetails::AddBytesWritten(DWORD bytes_written) { |
| 62 if ((bytes_written == 0) || | 64 if ((bytes_written == 0) || |
| 63 (bytes_written_ > kuint64max - bytes_written) || | 65 (bytes_written_ > std::numeric_limits<uint64_t>::max() - bytes_written) || |
| 64 (bytes_written_ + bytes_written > file_info_.size)) | 66 (bytes_written_ + bytes_written > file_info_.size)) |
| 65 return false; | 67 return false; |
| 66 | 68 |
| 67 bytes_written_ += bytes_written; | 69 bytes_written_ += bytes_written; |
| 68 return true; | 70 return true; |
| 69 } | 71 } |
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