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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MediaDrmCDMProxy_h_
#define MediaDrmCDMProxy_h_
#include <jni.h>
#include "mozilla/jni/Types.h"
#include "mozilla/CDMProxy.h"
#include "mozilla/CDMCaps.h"
#include "mozilla/dom/MediaKeys.h"
#include "mozilla/dom/MediaKeySession.h"
#include "mozilla/MediaDrmProxySupport.h"
#include "mozilla/UniquePtr.h"
#include "MediaCodec.h"
#include "nsString.h"
namespace mozilla {
class MediaDrmCDMCallbackProxy;
class MediaDrmCDMProxy : public CDMProxy {
public:
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(MediaDrmCDMProxy, override)
MediaDrmCDMProxy(dom::MediaKeys* aKeys, const nsAString& aKeySystem,
bool aDistinctiveIdentifierRequired,
bool aPersistentStateRequired);
void Init(PromiseId aPromiseId, const nsAString& aOrigin,
const nsAString& aTopLevelOrigin,
const nsAString& aGMPName) override;
void CreateSession(uint32_t aCreateSessionToken,
MediaKeySessionType aSessionType, PromiseId aPromiseId,
const nsAString& aInitDataType,
nsTArray<uint8_t>& aInitData) override;
void LoadSession(PromiseId aPromiseId, dom::MediaKeySessionType aSessionType,
const nsAString& aSessionId) override;
void SetServerCertificate(PromiseId aPromiseId,
nsTArray<uint8_t>& aCert) override;
void UpdateSession(const nsAString& aSessionId, PromiseId aPromiseId,
nsTArray<uint8_t>& aResponse) override;
void CloseSession(const nsAString& aSessionId, PromiseId aPromiseId) override;
void RemoveSession(const nsAString& aSessionId,
PromiseId aPromiseId) override;
void QueryOutputProtectionStatus() override;
void NotifyOutputProtectionStatus(
OutputProtectionCheckStatus aCheckStatus,
OutputProtectionCaptureStatus aCaptureStatus) override;
void Shutdown() override;
void Terminated() override;
const nsCString& GetNodeId() const override;
void OnSetSessionId(uint32_t aCreateSessionToken,
const nsAString& aSessionId) override;
void OnResolveLoadSessionPromise(uint32_t aPromiseId, bool aSuccess) override;
void OnSessionMessage(const nsAString& aSessionId,
dom::MediaKeyMessageType aMessageType,
const nsTArray<uint8_t>& aMessage) override;
void OnExpirationChange(const nsAString& aSessionId,
UnixTime aExpiryTime) override;
void OnSessionClosed(const nsAString& aSessionId) override;
void OnSessionError(const nsAString& aSessionId, nsresult aException,
uint32_t aSystemCode, const nsAString& aMsg) override;
void OnRejectPromise(uint32_t aPromiseId, ErrorResult&& aException,
const nsCString& aMsg) override;
RefPtr<DecryptPromise> Decrypt(MediaRawData* aSample) override;
void OnDecrypted(uint32_t aId, DecryptStatus aResult,
const nsTArray<uint8_t>& aDecryptedData) override;
void RejectPromise(PromiseId aId, ErrorResult&& aException,
const nsCString& aReason) override;
// Reject promise with an InvalidStateError and the given message.
void RejectPromiseWithStateError(PromiseId aId, const nsCString& aReason);
// Resolves promise with "undefined".
// Can be called from any thread.
void ResolvePromise(PromiseId aId) override;
// Threadsafe.
const nsString& KeySystem() const override;
DataMutex<CDMCaps>& Capabilites() override;
void OnKeyStatusesChange(const nsAString& aSessionId) override;
void GetStatusForPolicy(PromiseId aPromiseId,
const nsAString& aMinHdcpVersion) override;
#ifdef DEBUG
bool IsOnOwnerThread() override;
#endif
const nsString& GetMediaDrmStubId() const;
private:
virtual ~MediaDrmCDMProxy();
void OnCDMCreated(uint32_t aPromiseId);
template <typename T>
void ResolvePromiseWithResult(PromiseId aId, const T& aResult);
struct CreateSessionData {
MediaKeySessionType mSessionType;
uint32_t mCreateSessionToken;
PromiseId mPromiseId;
nsCString mInitDataType;
nsTArray<uint8_t> mInitData;
};
struct UpdateSessionData {
PromiseId mPromiseId;
nsCString mSessionId;
nsTArray<uint8_t> mResponse;
};
struct SessionOpData {
PromiseId mPromiseId;
nsCString mSessionId;
};
class RejectPromiseTask : public Runnable {
public:
RejectPromiseTask(MediaDrmCDMProxy* aProxy, PromiseId aId,
ErrorResult&& aException, const nsCString& aReason)
: Runnable("RejectPromiseTask"),
mProxy(aProxy),
mId(aId),
mException(std::move(aException)),
mReason(aReason) {}
NS_IMETHOD Run() override {
// Moving into or out of a non-copyable ErrorResult will assert that both
// ErorResults are from our current thread. Avoid the assertion by moving
// into a current-thread CopyableErrorResult first. Note that this is
// safe, because CopyableErrorResult never holds state that can't move
// across threads.
CopyableErrorResult rv(std::move(mException));
mProxy->RejectPromise(mId, std::move(rv), mReason);
return NS_OK;
}
private:
RefPtr<MediaDrmCDMProxy> mProxy;
PromiseId mId;
// We use a CopyableErrorResult here, because we're going to dispatch to a
// different thread and normal ErrorResult doesn't support that.
// CopyableErrorResult ensures that it only stores values that are safe to
// move across threads.
CopyableErrorResult mException;
nsCString mReason;
};
nsCString mNodeId;
UniquePtr<MediaDrmProxySupport> mCDM;
UniquePtr<MediaDrmCDMCallbackProxy> mCallback;
bool mShutdownCalled;
// =====================================================================
// For MediaDrmProxySupport
void md_Init(uint32_t aPromiseId);
void md_CreateSession(UniquePtr<CreateSessionData>&& aData);
void md_SetServerCertificate(PromiseId aPromiseId,
const nsTArray<uint8_t>& aCert);
void md_UpdateSession(UniquePtr<UpdateSessionData>&& aData);
void md_CloseSession(UniquePtr<SessionOpData>&& aData);
void md_Shutdown();
// =====================================================================
};
} // namespace mozilla
#endif // MediaDrmCDMProxy_h_
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