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// Copyright 2014 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 MEDIA_MOJO_SERVICES_MOJO_CDM_SERVICE_H_
#define MEDIA_MOJO_SERVICES_MOJO_CDM_SERVICE_H_
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "media/base/media_keys.h"
#include "media/mojo/interfaces/content_decryption_module.mojom.h"
#include "third_party/mojo/src/mojo/public/cpp/bindings/interface_impl.h"
namespace media {
// A mojo::ContentDecryptionModule implementation backed by a media::MediaKeys.
class MojoCdmService
: public mojo::InterfaceImpl<mojo::ContentDecryptionModule> {
public:
MojoCdmService(const mojo::String& key_system);
~MojoCdmService() final;
// mojo::ContentDecryptionModule implementation.
void SetServerCertificate(
mojo::Array<uint8_t> certificate_data,
const mojo::Callback<void(mojo::CdmPromiseResultPtr)>& callback) final;
void CreateSessionAndGenerateRequest(
mojo::ContentDecryptionModule::SessionType session_type,
const mojo::String& init_data_type,
mojo::Array<uint8_t> init_data,
const mojo::Callback<void(mojo::CdmPromiseResultPtr, mojo::String)>&
callback) final;
void LoadSession(mojo::ContentDecryptionModule::SessionType session_type,
const mojo::String& session_id,
const mojo::Callback<void(mojo::CdmPromiseResultPtr,
mojo::String)>& callback) final;
void UpdateSession(
const mojo::String& session_id,
mojo::Array<uint8_t> response,
const mojo::Callback<void(mojo::CdmPromiseResultPtr)>& callback) final;
void CloseSession(
const mojo::String& session_id,
const mojo::Callback<void(mojo::CdmPromiseResultPtr)>& callback) final;
void RemoveSession(
const mojo::String& session_id,
const mojo::Callback<void(mojo::CdmPromiseResultPtr)>& callback) final;
void GetCdmContext(int32_t cdm_id,
mojo::InterfaceRequest<mojo::Decryptor> decryptor) final;
private:
// Callbacks for firing session events.
void OnSessionMessage(const std::string& session_id,
MediaKeys::MessageType message_type,
const std::vector<uint8_t>& message,
const GURL& legacy_destination_url);
void OnSessionKeysChange(const std::string& session_id,
bool has_additional_usable_key,
CdmKeysInfo keys_info);
void OnSessionExpirationUpdate(const std::string& session_id,
const base::Time& new_expiry_time);
void OnSessionClosed(const std::string& session_id);
void OnSessionError(const std::string& session_id,
MediaKeys::Exception exception,
uint32_t system_code,
const std::string& error_message);
scoped_ptr<MediaKeys> cdm_;
base::WeakPtr<MojoCdmService> weak_this_;
base::WeakPtrFactory<MojoCdmService> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(MojoCdmService);
};
} // namespace media
#endif // MEDIA_MOJO_SERVICES_MOJO_CDM_SERVICE_H_
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