blob: 7f40422e5c34a418f67ee6eded6f4cc667b83baf [file] [log] [blame]
// Copyright 2014 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_NEW_SESSION_CDM_RESULT_PROMISE_H_
#define MEDIA_BLINK_NEW_SESSION_CDM_RESULT_PROMISE_H_
#include <stdint.h>
#include <string>
#include "base/callback.h"
#include "base/macros.h"
#include "media/base/cdm_promise.h"
#include "media/blink/media_blink_export.h"
#include "third_party/WebKit/public/platform/WebContentDecryptionModuleResult.h"
namespace media {
enum class SessionInitStatus {
// Error creating the session.
UNKNOWN_STATUS,
// New session has been initialized.
NEW_SESSION,
// CDM could not find the requested session.
SESSION_NOT_FOUND,
// CDM already has a non-closed session that matches the provided
// parameters.
SESSION_ALREADY_EXISTS
};
typedef base::Callback<void(const std::string& session_id,
SessionInitStatus* status)> SessionInitializedCB;
// Special class for resolving a new session promise. Resolving a new session
// promise returns the session ID (as a string), but the blink promise needs
// to get passed a SessionStatus. This class converts the session id to a
// SessionStatus by calling |new_session_created_cb|.
class MEDIA_BLINK_EXPORT NewSessionCdmResultPromise
: public CdmPromiseTemplate<std::string> {
public:
NewSessionCdmResultPromise(
const blink::WebContentDecryptionModuleResult& result,
const std::string& uma_name,
const SessionInitializedCB& new_session_created_cb);
~NewSessionCdmResultPromise() override;
// CdmPromiseTemplate<T> implementation.
void resolve(const std::string& session_id) override;
void reject(CdmPromise::Exception exception_code,
uint32_t system_code,
const std::string& error_message) override;
private:
blink::WebContentDecryptionModuleResult web_cdm_result_;
// UMA name to report result to.
std::string uma_name_;
// Called on resolve() to convert the session ID into a SessionInitStatus to
// be reported to blink.
SessionInitializedCB new_session_created_cb_;
DISALLOW_COPY_AND_ASSIGN(NewSessionCdmResultPromise);
};
} // namespace media
#endif // MEDIA_BLINK_NEW_SESSION_CDM_RESULT_PROMISE_H_