components/component_updater/component_updater_paths.h

   1 // Copyright 2014 The Chromium Authors
   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_COMPONENT_UPDATER_COMPONENT_UPDATER_PATHS_H_
   6 #define COMPONENTS_COMPONENT_UPDATER_COMPONENT_UPDATER_PATHS_H_
   7
   8 namespace component_updater {
   9
  10 enum {
  11   PATH_START = 10000,
  12   DIR_COMPONENT_PREINSTALLED = PATH_START,  // Directory that contains component
  13                                             // implementations installed by the
  14                                             // Chrome installer or package
  15                                             // manager.
  16   DIR_COMPONENT_PREINSTALLED_ALT,           // A second preinstalled directory,
  17                                             // necessary because some components
  18                                             // live in a distinct directory on
  19                                             // OS X. On other platforms, this
  20                                             // ultimately is equivalent to
  21                                             // DIR_COMPONENT_PREINSTALLED.
  22   DIR_COMPONENT_USER,                       // Directory that contains user-wide
  23                                             // (component-updater-installer)
  24                                             // component implementations.
  25   // The following paths live in the user directory only, and point to the base
  26   // installation directory for the component.
  27   DIR_COMPONENT_CLD2,              // The Compact Language Detector.
  28   DIR_RECOVERY_BASE,               // The Recovery.
  29   DIR_SWIFT_SHADER,                // The SwiftShader.
  30   PATH_END
  31 };
  32
  33 // Call once to register the provider for the path keys defined above.
  34 // |components_system_root_key| is the path provider key defining where bundled
  35 // components are already installed system-wide.
  36 // |components_system_root_key_alt| is the path provider key defining an
  37 // alternate location where bundled components are already installed
  38 // system-wide. On most platforms this is the directory in which Chrome plug-ins
  39 // are stored; on platforms where there is no good alternate value, callers
  40 // should provide the same value that they use for |components_system_root_key|.
  41 // |components_user_root_key| is the path provider key defining where the
  42 // component updater should install new versions of components.
  43 void RegisterPathProvider(int components_system_root_key,
  44                           int components_system_root_key_alt,
  45                           int components_user_root_key);
  46
  47 }  // namespace component_updater
  48
  49 #endif  // COMPONENTS_COMPONENT_UPDATER_COMPONENT_UPDATER_PATHS_H_