| // Copyright 2013 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. |
| |
| #ifndef CHROMEOS_SYSTEM_STATISTICS_PROVIDER_H_ |
| #define CHROMEOS_SYSTEM_STATISTICS_PROVIDER_H_ |
| |
| #include <string> |
| |
| #include "base/memory/ref_counted.h" |
| #include "chromeos/chromeos_export.h" |
| |
| namespace base { |
| class TaskRunner; |
| } |
| |
| namespace chromeos { |
| namespace system { |
| |
| // Activation date key. |
| CHROMEOS_EXPORT extern const char kActivateDateKey[]; |
| |
| // Customization ID key. |
| CHROMEOS_EXPORT extern const char kCustomizationIdKey[]; |
| |
| // Developer switch value. |
| CHROMEOS_EXPORT extern const char kDevSwitchBootKey[]; |
| CHROMEOS_EXPORT extern const char kDevSwitchBootValueVerified[]; |
| CHROMEOS_EXPORT extern const char kDevSwitchBootValueDev[]; |
| |
| // Firmware type and associated values. The values are from crossystem output |
| // for the mainfw_type key. Normal and developer correspond to Chrome OS |
| // firmware with MP and developer keys respectively, nonchrome indicates the |
| // machine doesn't run on Chrome OS firmware. See crossystem source for more |
| // details. |
| CHROMEOS_EXPORT extern const char kFirmwareTypeKey[]; |
| CHROMEOS_EXPORT extern const char kFirmwareTypeValueDeveloper[]; |
| CHROMEOS_EXPORT extern const char kFirmwareTypeValueNonchrome[]; |
| CHROMEOS_EXPORT extern const char kFirmwareTypeValueNormal[]; |
| |
| // HWID key. |
| CHROMEOS_EXPORT extern const char kHardwareClassKey[]; |
| |
| // OEM customization flag that permits exiting enterprise enrollment flow in |
| // OOBE when 'oem_enterprise_managed' flag is set. |
| CHROMEOS_EXPORT extern const char kOemCanExitEnterpriseEnrollmentKey[]; |
| |
| // OEM customization directive that specified intended device purpose. |
| CHROMEOS_EXPORT extern const char kOemDeviceRequisitionKey[]; |
| |
| // OEM customization flag that enforces enterprise enrollment flow in OOBE. |
| CHROMEOS_EXPORT extern const char kOemIsEnterpriseManagedKey[]; |
| |
| // OEM customization flag that specifies if OOBE flow should be enhanced for |
| // keyboard driven control. |
| CHROMEOS_EXPORT extern const char kOemKeyboardDrivenOobeKey[]; |
| |
| // Offer coupon code key. |
| CHROMEOS_EXPORT extern const char kOffersCouponCodeKey[]; |
| |
| // Offer group key. |
| CHROMEOS_EXPORT extern const char kOffersGroupCodeKey[]; |
| |
| // Release Brand Code key. |
| CHROMEOS_EXPORT extern const char kRlzBrandCodeKey[]; |
| |
| // Write protect switch value. |
| CHROMEOS_EXPORT extern const char kWriteProtectSwitchBootKey[]; |
| CHROMEOS_EXPORT extern const char kWriteProtectSwitchBootValueOff[]; |
| CHROMEOS_EXPORT extern const char kWriteProtectSwitchBootValueOn[]; |
| |
| // This interface provides access to Chrome OS statistics. |
| class CHROMEOS_EXPORT StatisticsProvider { |
| public: |
| // Starts loading the machine statistics. File operations are performed on |
| // |file_task_runner|. |
| virtual void StartLoadingMachineStatistics( |
| const scoped_refptr<base::TaskRunner>& file_task_runner, |
| bool load_oem_manifest) = 0; |
| |
| // Retrieves the named machine statistic (e.g. "hardware_class"). If |name| |
| // is found, sets |result| and returns true. Safe to call from any thread |
| // except the task runner passed to Initialize() (e.g. FILE). This may block |
| // if called early before the statistics are loaded from disk. |
| // StartLoadingMachineStatistics() must be called before this. |
| virtual bool GetMachineStatistic(const std::string& name, |
| std::string* result) = 0; |
| |
| // Checks whether a machine statistic is present. |
| virtual bool HasMachineStatistic(const std::string& name) = 0; |
| |
| // Similar to GetMachineStatistic for boolean flags. |
| virtual bool GetMachineFlag(const std::string& name, bool* result) = 0; |
| |
| // Checks whether a machine flag is present. |
| virtual bool HasMachineFlag(const std::string& name) = 0; |
| |
| // Cancels any pending file operations. |
| virtual void Shutdown() = 0; |
| |
| // Get the Singleton instance. |
| static StatisticsProvider* GetInstance(); |
| |
| // Set the instance returned by GetInstance() for testing. |
| static void SetTestProvider(StatisticsProvider* test_provider); |
| |
| protected: |
| virtual ~StatisticsProvider() {} |
| }; |
| |
| } // namespace system |
| } // namespace chromeos |
| |
| #endif // CHROMEOS_SYSTEM_STATISTICS_PROVIDER_H_ |