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// Copyright 2013 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 CONTENT_RENDERER_MEDIA_WEBCONTENTDECRYPTIONMODULESESSION_IMPL_H_
#define CONTENT_RENDERER_MEDIA_WEBCONTENTDECRYPTIONMODULESESSION_IMPL_H_
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/callback.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "media/base/media_keys.h"
#include "third_party/WebKit/public/platform/WebContentDecryptionModuleSession.h"
#include "third_party/WebKit/public/platform/WebString.h"
namespace media {
class MediaKeys;
}
namespace content {
class CdmSessionAdapter;
class WebContentDecryptionModuleSessionImpl
: public blink::WebContentDecryptionModuleSession {
public:
WebContentDecryptionModuleSessionImpl(
Client* client,
const scoped_refptr<CdmSessionAdapter>& adapter);
virtual ~WebContentDecryptionModuleSessionImpl();
// blink::WebContentDecryptionModuleSession implementation.
virtual blink::WebString sessionId() const;
virtual void initializeNewSession(const blink::WebString& mime_type,
const uint8* init_data,
size_t init_data_length);
virtual void update(const uint8* response, size_t response_length);
virtual void release();
// Callbacks.
void OnSessionMessage(const std::vector<uint8>& message,
const GURL& destination_url);
void OnSessionReady();
void OnSessionClosed();
void OnSessionError(media::MediaKeys::Exception exception_code,
uint32 system_code,
const std::string& error_message);
private:
void SessionCreated(const std::string& web_session_id);
scoped_refptr<CdmSessionAdapter> adapter_;
// Non-owned pointer.
Client* client_;
// Web session ID is the app visible ID for this session generated by the CDM.
// This value is not set until the CDM resolves the initializeNewSession()
// promise.
std::string web_session_id_;
// Don't pass more than 1 close() event to blink::
// TODO(jrummell): Remove this once blink tests handle close() promise and
// closed() event.
bool is_closed_;
// Since promises will live until they are fired, use a weak reference when
// creating a promise in case this class disappears before the promise
// actually fires.
base::WeakPtrFactory<WebContentDecryptionModuleSessionImpl> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(WebContentDecryptionModuleSessionImpl);
};
} // namespace content
#endif // CONTENT_RENDERER_MEDIA_WEBCONTENTDECRYPTIONMODULESESSION_IMPL_H_
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