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/*
* Copyright (C) 2020 Apple Inc. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
*/
#pragma once
#include "MessageReceiver.h"
#include "RemoteLegacyCDMFactoryProxy.h"
#include "RemoteLegacyCDMSessionIdentifier.h"
#include <WebCore/LegacyCDMSession.h>
#include <wtf/Forward.h>
#include <wtf/UniqueRef.h>
#if ENABLE(GPU_PROCESS) && ENABLE(LEGACY_ENCRYPTED_MEDIA)
namespace WebCore {
class LegacyCDM;
class LegacyCDMSession;
class SharedBuffer;
}
namespace WebKit {
class RemoteLegacyCDMProxy;
class RemoteMediaPlayerProxy;
class RemoteLegacyCDMSessionProxy
: public IPC::MessageReceiver
, public WebCore::LegacyCDMSessionClient {
public:
static std::unique_ptr<RemoteLegacyCDMSessionProxy> create(RemoteLegacyCDMFactoryProxy&, uint64_t logIdentifier, RemoteLegacyCDMSessionIdentifier, WebCore::LegacyCDM&);
~RemoteLegacyCDMSessionProxy();
RemoteLegacyCDMFactoryProxy* factory() const { return m_factory.get(); }
WebCore::LegacyCDMSession* session() const { return m_session.get(); }
void setPlayer(WeakPtr<RemoteMediaPlayerProxy> player) { m_player = WTFMove(player); }
RefPtr<ArrayBuffer> getCachedKeyForKeyId(const String&);
private:
friend class RemoteLegacyCDMFactoryProxy;
RemoteLegacyCDMSessionProxy(RemoteLegacyCDMFactoryProxy&, uint64_t logIdentifier, RemoteLegacyCDMSessionIdentifier, WebCore::LegacyCDM&);
// IPC::MessageReceiver
void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final;
bool didReceiveSyncMessage(IPC::Connection&, IPC::Decoder&, UniqueRef<IPC::Encoder>&) final;
// LegacyCDMSessionClient
void sendMessage(Uint8Array*, String destinationURL) final;
void sendError(MediaKeyErrorCode, uint32_t systemCode) final;
String mediaKeysStorageDirectory() const final;
#if !RELEASE_LOG_DISABLED
const Logger& logger() const final { return m_logger; }
const void* logIdentifier() const final { return m_logIdentifier; }
const char* logClassName() const { return "RemoteLegacyCDMSessionProxy"; }
WTFLogChannel& logChannel() const;
#endif
// Messages
using GenerateKeyCallback = CompletionHandler<void(RefPtr<WebCore::SharedBuffer>&&, const String&, unsigned short, uint32_t)>;
void generateKeyRequest(const String& mimeType, RefPtr<WebCore::SharedBuffer>&& initData, GenerateKeyCallback&&);
void releaseKeys();
using UpdateCallback = CompletionHandler<void(bool, RefPtr<WebCore::SharedBuffer>&&, unsigned short, uint32_t)>;
void update(RefPtr<WebCore::SharedBuffer>&& update, UpdateCallback&&);
using CachedKeyForKeyIDCallback = CompletionHandler<void(RefPtr<WebCore::SharedBuffer>&&)>;
void cachedKeyForKeyID(String keyId, CachedKeyForKeyIDCallback&&);
WeakPtr<RemoteLegacyCDMFactoryProxy> m_factory;
#if !RELEASE_LOG_DISABLED
Ref<const Logger> m_logger;
const void* m_logIdentifier;
#endif
RemoteLegacyCDMSessionIdentifier m_identifier;
std::unique_ptr<WebCore::LegacyCDMSession> m_session;
WeakPtr<RemoteMediaPlayerProxy> m_player;
};
}
#endif
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