1 files changed, 106 insertions, 0 deletions
diff --git a/Source/WebCore/Modules/encryptedmedia/legacy/WebKitMediaKeySession.h b/Source/WebCore/Modules/encryptedmedia/legacy/WebKitMediaKeySession.h
new file mode 100644
index 000000000..c466c3c6d
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+++ b/Source/WebCore/Modules/encryptedmedia/legacy/WebKitMediaKeySession.h
@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2013 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
+
+#if ENABLE(LEGACY_ENCRYPTED_MEDIA)
+
+#include "ActiveDOMObject.h"
+#include "LegacyCDMSession.h"
+#include "EventTarget.h"
+#include "ExceptionOr.h"
+#include "GenericEventQueue.h"
+#include "Timer.h"
+#include <runtime/Uint8Array.h>
+#include <wtf/Deque.h>
+
+namespace WebCore {
+
+class WebKitMediaKeyError;
+class WebKitMediaKeys;
+
+class WebKitMediaKeySession final : public RefCounted<WebKitMediaKeySession>, public EventTargetWithInlineData, private ActiveDOMObject, private CDMSessionClient {
+public:
+    static Ref<WebKitMediaKeySession> create(ScriptExecutionContext&, WebKitMediaKeys&, const String& keySystem);
+    ~WebKitMediaKeySession();
+
+    WebKitMediaKeyError* error() { return m_error.get(); }
+    const String& keySystem() const { return m_keySystem; }
+    const String& sessionId() const;
+    ExceptionOr<void> update(Ref<Uint8Array>&& key);
+    void close();
+
+    CDMSession* session() { return m_session.get(); }
+
+    void detachKeys() { m_keys = nullptr; }
+
+    void generateKeyRequest(const String& mimeType, Ref<Uint8Array>&& initData);
+    RefPtr<ArrayBuffer> cachedKeyForKeyId(const String& keyId) const;
+
+    using RefCounted::ref;
+    using RefCounted::deref;
+
+    bool hasPendingActivity() const final;
+
+private:
+    WebKitMediaKeySession(ScriptExecutionContext&, WebKitMediaKeys&, const String& keySystem);
+    void keyRequestTimerFired();
+    void addKeyTimerFired();
+
+    void sendMessage(Uint8Array*, String destinationURL) final;
+    void sendError(MediaKeyErrorCode, uint32_t systemCode) final;
+    String mediaKeysStorageDirectory() const final;
+
+    void refEventTarget() final { ref(); }
+    void derefEventTarget() final { deref(); }
+
+    void stop() final;
+    bool canSuspendForDocumentSuspension() const final;
+    const char* activeDOMObjectName() const final;
+
+    EventTargetInterface eventTargetInterface() const final { return WebKitMediaKeySessionEventTargetInterfaceType; }
+    ScriptExecutionContext* scriptExecutionContext() const final { return ActiveDOMObject::scriptExecutionContext(); }
+
+    WebKitMediaKeys* m_keys;
+    String m_keySystem;
+    String m_sessionId;
+    RefPtr<WebKitMediaKeyError> m_error;
+    GenericEventQueue m_asyncEventQueue;
+    std::unique_ptr<CDMSession> m_session;
+
+    struct PendingKeyRequest {
+        String mimeType;
+        Ref<Uint8Array> initData;
+    };
+    Deque<PendingKeyRequest> m_pendingKeyRequests;
+    Timer m_keyRequestTimer;
+
+    Deque<Ref<Uint8Array>> m_pendingKeys;
+    Timer m_addKeyTimer;
+};
+
+}
+
+#endif // ENABLE(LEGACY_ENCRYPTED_MEDIA)