text: /*
   * Copyright (c) 2020 Intel Corporation
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   *   1. Redistributions of source code must retain the above copyright notice,
   *      this list of conditions and the following disclaimer.
   *
   *   2. Redistributions in binary form must reproduce the above copyright
   *      notice, this list of conditions and the following disclaimer in the
   *      documentation and/or other materials provided with the distribution.
   *
   *   3. Neither the name of the copyright holder nor the names of its
   *      contributors may be used to endorse or promote products derived from
   *      this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef HAXM_CHECK_FEATURE_DETECTOR_H_
  #define HAXM_CHECK_FEATURE_DETECTOR_H_
  
  #include <string>
  
  #include "common.h"
  #include "cpuid.h"
  #include "os.h"
  
  namespace haxm {
  namespace check_util {
  
  class FeatureDetector {
  public:
      FeatureDetector();
      ~FeatureDetector();
      CheckResult Detect() const;
      void Print() const;
  
  private:
      CheckResult CheckCpuVendor(std::string* vendor = nullptr) const;
      CheckResult CheckLongModeSupported() const;  // Long Mode = Intel64
      CheckResult CheckVmxSupported() const;
      CheckResult CheckVmxEnabled() const;
      CheckResult CheckEptSupported() const;
      CheckResult CheckNxSupported() const;
      CheckResult CheckNxEnabled() const;
      CheckResult CheckHyperVDisabled() const;
      CheckResult CheckOsVersion(OsVersion* os_ver = nullptr) const;
      CheckResult CheckOsArchitecture(OsArchitecture* os_arch = nullptr) const;
      CheckResult CheckGuestOccupied(uint32_t* occupied_count = nullptr) const;
      static std::string ToString(CheckResult res);
      static std::string ToString(OsType os_type);
      static std::string ToString(OsArchitecture os_arch);
      Cpuid cpuid_;
      Os* os_;
  };
  
  }  // namespace check_util
  }  // namespace haxm
  
  #endif  // HAXM_CHECK_FEATURE_DETECTOR_H_
  