1 // Copyright (c) 2011 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.
5 #ifndef CHROME_BROWSER_COMPONENT_UPDATER_PNACL_PNACL_COMPONENT_INSTALLER_H_
6 #define CHROME_BROWSER_COMPONENT_UPDATER_PNACL_PNACL_COMPONENT_INSTALLER_H_
10 #include "base/callback.h"
11 #include "base/compiler_specific.h"
12 #include "base/files/file_path.h"
13 #include "base/memory/scoped_ptr.h"
14 #include "base/version.h"
15 #include "chrome/browser/component_updater/component_updater_service.h"
16 #include "chrome/browser/component_updater/pnacl/pnacl_profile_observer.h"
20 class DictionaryValue;
24 // Returns true if PNaCl actually needs an on-demand component update.
25 // E.g., if PNaCl is not yet installed and the user is loading a PNaCl app,
26 // or the current version is behind chrome's version, and is ABI incompatible
27 // with chrome. If not necessary, returns false.
28 // May conservatively return false before PNaCl is registered, but
29 // should return the right answer after it is registered.
30 bool NeedsOnDemandUpdate();
33 namespace component_updater {
35 // Component installer responsible for Portable Native Client files.
36 // Files can be installed to a shared location, or be installed to
37 // a per-user location.
38 class PnaclComponentInstaller : public ComponentInstaller {
40 PnaclComponentInstaller();
42 virtual ~PnaclComponentInstaller();
44 virtual void OnUpdateError(int error) OVERRIDE;
46 virtual bool Install(const base::DictionaryValue& manifest,
47 const base::FilePath& unpack_path) OVERRIDE;
49 virtual bool GetInstalledFile(const std::string& file,
50 base::FilePath* installed_file) OVERRIDE;
52 // Register a PNaCl component for the first time.
53 void RegisterPnaclComponent(ComponentUpdateService* cus,
54 const base::CommandLine& command_line);
56 // Check the PNaCl version again and re-register with the component
58 void ReRegisterPnacl();
60 CrxComponent GetCrxComponent();
62 // Return true if PNaCl installs are separated by user.
63 bool per_user() const { return per_user_; }
65 // If per_user, function to call when profile is changed.
66 void OnProfileChange();
68 // Return true if PNaCl updates are disabled.
69 bool updates_disabled() const { return updates_disabled_; }
71 // Determine the base directory for storing each version of PNaCl.
72 base::FilePath GetPnaclBaseDirectory();
74 base::Version current_version() const { return current_version_; }
76 void set_current_version(const base::Version& current_version) {
77 current_version_ = current_version;
80 std::string current_fingerprint() const { return current_fingerprint_; }
82 void set_current_fingerprint(const std::string& current_fingerprint) {
83 current_fingerprint_ = current_fingerprint;
86 ComponentUpdateService* cus() const { return cus_; }
90 bool updates_disabled_;
91 scoped_ptr<PnaclProfileObserver> profile_observer_;
92 base::FilePath current_profile_path_;
93 base::Version current_version_;
94 std::string current_fingerprint_;
95 ComponentUpdateService* cus_;
96 DISALLOW_COPY_AND_ASSIGN(PnaclComponentInstaller);
99 } // namespace component_updater
101 #endif // CHROME_BROWSER_COMPONENT_UPDATER_PNACL_PNACL_COMPONENT_INSTALLER_H_