media/mojo/services/cdm_service_broker.h

   1 // Copyright 2021 The Chromium Authors
   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 MEDIA_MOJO_SERVICES_CDM_SERVICE_BROKER_H_
   6 #define MEDIA_MOJO_SERVICES_CDM_SERVICE_BROKER_H_
   7
   8 #include <memory>
   9
  10 #include "build/build_config.h"
  11 #include "media/mojo/mojom/cdm_service.mojom.h"
  12 #include "media/mojo/services/cdm_service.h"
  13 #include "media/mojo/services/media_mojo_export.h"
  14 #include "mojo/public/cpp/bindings/pending_receiver.h"
  15 #include "mojo/public/cpp/bindings/pending_remote.h"
  16 #include "mojo/public/cpp/bindings/receiver.h"
  17
  18 namespace media {
  19
  20 class MEDIA_MOJO_EXPORT CdmServiceBroker final
  21     : public mojom::CdmServiceBroker {
  22  public:
  23   CdmServiceBroker(std::unique_ptr<CdmService::Client> client,
  24                    mojo::PendingReceiver<mojom::CdmServiceBroker> receiver);
  25   CdmServiceBroker(const CdmServiceBroker&) = delete;
  26   CdmServiceBroker operator=(const CdmServiceBroker&) = delete;
  27   ~CdmServiceBroker() final;
  28
  29   // mojom::CdmServiceBroker implementation:
  30   void GetService(
  31       const base::FilePath& cdm_path,
  32 #if BUILDFLAG(IS_MAC)
  33       mojo::PendingRemote<mojom::SeatbeltExtensionTokenProvider> token_provider,
  34 #endif  // BUILDFLAG(IS_MAC)
  35       mojo::PendingReceiver<mojom::CdmService> service_receiver) final;
  36
  37  private:
  38   // Initializes CdmModule and make sure the sandbox is sealed. Returns whether
  39   // the initialization succeeded or not. In all cases, the process is sandboxed
  40   // after this call.
  41   bool InitializeAndEnsureSandboxed(
  42 #if BUILDFLAG(IS_MAC)
  43       mojo::PendingRemote<mojom::SeatbeltExtensionTokenProvider> token_provider,
  44 #endif  // BUILDFLAG(IS_MAC)
  45       const base::FilePath& cdm_path);
  46
  47   std::unique_ptr<CdmService::Client> client_;
  48   mojo::Receiver<mojom::CdmServiceBroker> receiver_;
  49   std::unique_ptr<CdmService> cdm_service_;
  50 };
  51
  52 }  // namespace media
  53
  54 #endif  // MEDIA_MOJO_SERVICES_CDM_SERVICE_BROKER_H_