Index: printing/metafile.cc |
diff --git a/printing/metafile.cc b/printing/metafile.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..019c38ee9f4af40f3303879b9a1ba754573db353 |
--- /dev/null |
+++ b/printing/metafile.cc |
@@ -0,0 +1,37 @@ |
+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "printing/metafile.h" |
+ |
+#include <vector> |
+ |
+#include "base/files/file.h" |
+#include "base/numerics/safe_conversions.h" |
+ |
+namespace printing { |
+ |
+bool Metafile::GetDataAsVector(std::vector<char>* buffer) const { |
+ buffer->resize(GetDataSize()); |
+ if (buffer->empty()) |
+ return false; |
+ return GetData(&buffer->front(), base::checked_cast<uint32>(buffer->size())); |
+} |
+ |
+bool Metafile::SaveTo(base::File* file) const { |
+ if (!file->IsValid()) |
+ return false; |
+ |
+ std::vector<char> buffer; |
+ if (!GetDataAsVector(&buffer)) |
+ return false; |
+ |
+ int size = base::checked_cast<int>(buffer.size()); |
+ if (file->WriteAtCurrentPos(&buffer[0], size) != size) { |
+ DLOG(ERROR) << "Failed to save file."; |
+ return false; |
+ } |
+ return true; |
+} |
+ |
+} // namespace printing |