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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 MEDIA_BLINK_WEBCONTENTDECRYPTIONMODULE_IMPL_H_
#define MEDIA_BLINK_WEBCONTENTDECRYPTIONMODULE_IMPL_H_
#include <stddef.h>
#include <stdint.h>
#include <memory>
#include <string>
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/strings/string16.h"
#include "media/base/cdm_config.h"
#include "media/blink/media_blink_export.h"
#include "third_party/blink/public/platform/web_content_decryption_module.h"
namespace blink {
class WebSecurityOrigin;
}
namespace media {
struct CdmConfig;
class CdmContextRef;
class CdmFactory;
class CdmSessionAdapter;
using WebCdmCreatedCB =
base::OnceCallback<void(blink::WebContentDecryptionModule* cdm,
const std::string& error_message)>;
class MEDIA_BLINK_EXPORT WebContentDecryptionModuleImpl
: public blink::WebContentDecryptionModule {
public:
static void Create(CdmFactory* cdm_factory,
const base::string16& key_system,
const blink::WebSecurityOrigin& security_origin,
const CdmConfig& cdm_config,
WebCdmCreatedCB web_cdm_created_cb);
~WebContentDecryptionModuleImpl() override;
// blink::WebContentDecryptionModule implementation.
std::unique_ptr<blink::WebContentDecryptionModuleSession> CreateSession(
blink::WebEncryptedMediaSessionType session_type) override;
void SetServerCertificate(
const uint8_t* server_certificate,
size_t server_certificate_length,
blink::WebContentDecryptionModuleResult result) override;
void GetStatusForPolicy(
const blink::WebString& min_hdcp_version_string,
blink::WebContentDecryptionModuleResult result) override;
std::unique_ptr<CdmContextRef> GetCdmContextRef();
std::string GetKeySystem() const;
CdmConfig GetCdmConfig() const;
private:
friend CdmSessionAdapter;
// Takes reference to |adapter|.
WebContentDecryptionModuleImpl(scoped_refptr<CdmSessionAdapter> adapter);
scoped_refptr<CdmSessionAdapter> adapter_;
DISALLOW_COPY_AND_ASSIGN(WebContentDecryptionModuleImpl);
};
// Allow typecasting from blink type as this is the only implementation.
inline WebContentDecryptionModuleImpl* ToWebContentDecryptionModuleImpl(
blink::WebContentDecryptionModule* cdm) {
return static_cast<WebContentDecryptionModuleImpl*>(cdm);
}
} // namespace media
#endif // MEDIA_BLINK_WEBCONTENTDECRYPTIONMODULE_IMPL_H_
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