| // 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_ |