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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 THIRD_PARTY_BLINK_RENDERER_PLATFORM_MEDIA_WEB_CONTENT_DECRYPTION_MODULE_IMPL_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_MEDIA_WEB_CONTENT_DECRYPTION_MODULE_IMPL_H_
#include <stddef.h>
#include <stdint.h>
#include <memory>
#include <string>
#include "base/callback.h"
#include "base/memory/ref_counted.h"
#include "media/base/cdm_config.h"
#include "third_party/blink/public/platform/web_content_decryption_module.h"
#include "third_party/blink/renderer/platform/platform_export.h"
namespace media {
class CdmContextRef;
class CdmFactory;
struct CdmConfig;
} // namespace media
namespace blink {
class CdmSessionAdapter;
class WebSecurityOrigin;
using WebCdmCreatedCB =
base::OnceCallback<void(WebContentDecryptionModule* cdm,
const std::string& error_message)>;
class PLATFORM_EXPORT WebContentDecryptionModuleImpl
: public WebContentDecryptionModule {
public:
static void Create(media::CdmFactory* cdm_factory,
const std::u16string& key_system,
const WebSecurityOrigin& security_origin,
const media::CdmConfig& cdm_config,
WebCdmCreatedCB web_cdm_created_cb);
WebContentDecryptionModuleImpl(const WebContentDecryptionModuleImpl&) =
delete;
WebContentDecryptionModuleImpl& operator=(
const WebContentDecryptionModuleImpl&) = delete;
~WebContentDecryptionModuleImpl() override;
// WebContentDecryptionModule implementation.
std::unique_ptr<WebContentDecryptionModuleSession> CreateSession(
WebEncryptedMediaSessionType session_type) override;
void SetServerCertificate(const uint8_t* server_certificate,
size_t server_certificate_length,
WebContentDecryptionModuleResult result) override;
void GetStatusForPolicy(const WebString& min_hdcp_version_string,
WebContentDecryptionModuleResult result) override;
std::unique_ptr<media::CdmContextRef> GetCdmContextRef();
std::string GetKeySystem() const;
media::CdmConfig GetCdmConfig() const;
private:
friend CdmSessionAdapter;
// Takes reference to |adapter|.
WebContentDecryptionModuleImpl(scoped_refptr<CdmSessionAdapter> adapter);
scoped_refptr<CdmSessionAdapter> adapter_;
};
// Allow typecasting from blink type as this is the only implementation.
PLATFORM_EXPORT
inline WebContentDecryptionModuleImpl* ToWebContentDecryptionModuleImpl(
WebContentDecryptionModule* cdm) {
return static_cast<WebContentDecryptionModuleImpl*>(cdm);
}
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_MEDIA_WEB_CONTENT_DECRYPTION_MODULE_IMPL_H_
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