chromeos-config/libcros_config/identity_arm.h

// Copyright 2018 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Reads ARM identity information and checks for device compatibility.

#ifndef CHROMEOS_CONFIG_LIBCROS_CONFIG_IDENTITY_ARM_H_
#define CHROMEOS_CONFIG_LIBCROS_CONFIG_IDENTITY_ARM_H_

#include <string>

#include "chromeos-config/libcros_config/identity.h"

namespace base {
class FilePath;
class Value;
}  // namespace base

namespace brillo {

class CrosConfigIdentityArm : public CrosConfigIdentity {
 public:
  CrosConfigIdentityArm();
  CrosConfigIdentityArm(const CrosConfigIdentityArm&) = delete;
  CrosConfigIdentityArm& operator=(const CrosConfigIdentityArm&) = delete;

  ~CrosConfigIdentityArm();

  // Checks if the device_name exists in the compatible devices string.
  // @return true if device is compatible
  bool IsCompatible(const std::string& device_name) const;

  // @return Compatible devices string read via ReadDtCompatible
  const std::string& GetCompatibleDeviceString() const {
    return compatible_devices_;
  }

  // CrosConfigIdentity:
  bool ReadInfo(const base::FilePath& dt_compatible_file,
                const base::FilePath& sku_id_file) override;

  bool FakeProductFilesForTesting(const std::string& device_name,
                                  const int sku_id,
                                  base::FilePath* dt_compatible_file_out,
                                  base::FilePath* sku_id_file_out) override;

  // Check that the identity is device-tree compatible with the one
  // specified in the identity dictionary
  bool PlatformIdentityMatch(const base::Value& identity_dict) const override;

  std::string DebugString() const override;

 private:
  std::string compatible_devices_;
};

}  // namespace brillo

#endif  // CHROMEOS_CONFIG_LIBCROS_CONFIG_IDENTITY_ARM_H_