Prototype of Files service.

services/file_manager/types.mojom

Index: services/file_manager/types.mojom
diff --git a/services/file_manager/types.mojom b/services/file_manager/types.mojom
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+// Copyright 2015 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.
+
+module mojo.files;
+
+// Error codes used by the file manager.
+enum Error {
+  OK = 0,
+  UNKNOWN,
+  INVALID_ARGUMENT,
+  PERMISSION_DENIED,
+  OUT_OF_RANGE,
+  UNIMPLEMENTED,
+  CLOSED,
+  UNAVAILABLE,
+  INTERNAL,
+};
+
+enum Whence {
+  FROM_CURRENT,
+  FROM_START,
+  FROM_END,
+};
+
+struct FileTimes {
+  int64 atime;
+  int64 mtime;
+};
+
+struct FileInformation {
+  int64 size;
+  FileTimes? times;
+};
+
+const uint32 kAccessFlagRead = 0x1;
+const uint32 kAccessFlagWrite = 0x2;
+
+//FIXME only affects "write"
+const uint32 kOpenFlagCreate = 0x1;
+//FIXME only meaningful with "create"
+const uint32 kOpenFlagExclusive = 0x2;
+const uint32 kOpenFlagAppend = 0x4;
+const uint32 kOpenFlagTruncate = 0x8;
+
+enum FileType {
+  UNKNOWN,
+  REGULAR_FILE,
+  DIRECTORY,
+};
+
+struct DirectoryEntry {
+  FileType type;
+  string name;
+};