chrome/browser/chromeos/attestation/platform_verification_impl.h

   1 // Copyright 2015 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.
   4
   5 #ifndef CHROME_BROWSER_CHROMEOS_ATTESTATION_PLATFORM_VERIFICATION_IMPL_H_
   6 #define CHROME_BROWSER_CHROMEOS_ATTESTATION_PLATFORM_VERIFICATION_IMPL_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/callback.h"
  12 #include "base/memory/ref_counted.h"
  13 #include "chrome/browser/chromeos/attestation/platform_verification_flow.h"
  14 #include "content/public/browser/render_frame_host.h"
  15 #include "media/mojo/interfaces/platform_verification.mojom.h"
  16 #include "third_party/mojo/src/mojo/public/cpp/bindings/strong_binding.h"
  17
  18 namespace chromeos {
  19 namespace attestation {
  20
  21 // Implements media::interfaces::PlatformVerification on ChromeOS using
  22 // PlatformVerificationFlow. Can only be used on the UI thread because
  23 // PlatformVerificationFlow lives on the UI thread.
  24 class PlatformVerificationImpl
  25     : public media::interfaces::PlatformVerification {
  26  public:
  27   static void Create(
  28       content::RenderFrameHost* render_frame_host,
  29       mojo::InterfaceRequest<media::interfaces::PlatformVerification> request);
  30
  31   PlatformVerificationImpl(
  32       content::RenderFrameHost* render_frame_host,
  33       mojo::InterfaceRequest<PlatformVerification> request);
  34   ~PlatformVerificationImpl() override;
  35
  36   // mojo::InterfaceImpl<PlatformVerification> implementation.
  37   void ChallengePlatform(const mojo::String& service_id,
  38                          const mojo::String& challenge,
  39                          const ChallengePlatformCallback& callback) override;
  40
  41  private:
  42   using Result = PlatformVerificationFlow::Result;
  43
  44   void OnPlatformChallenged(const ChallengePlatformCallback& callback,
  45                             Result result,
  46                             const std::string& signed_data,
  47                             const std::string& signature,
  48                             const std::string& platform_key_certificate);
  49
  50   mojo::StrongBinding<media::interfaces::PlatformVerification> binding_;
  51
  52   content::RenderFrameHost* const render_frame_host_;
  53
  54   scoped_refptr<PlatformVerificationFlow> platform_verification_flow_;
  55
  56   base::WeakPtrFactory<PlatformVerificationImpl> weak_factory_;
  57 };
  58
  59 }  // namespace attestation
  60 }  // namespace chromeos
  61
  62 #endif  // CHROME_BROWSER_CHROMEOS_ATTESTATION_PLATFORM_VERIFICATION_IMPL_H_