diff options
Diffstat (limited to 'dom/media')
| -rw-r--r-- | dom/media/gmp/widevine-adapter/content_decryption_module.h | 39 |
1 files changed, 25 insertions, 14 deletions
diff --git a/dom/media/gmp/widevine-adapter/content_decryption_module.h b/dom/media/gmp/widevine-adapter/content_decryption_module.h index 3f065017b..0539135fb 100644 --- a/dom/media/gmp/widevine-adapter/content_decryption_module.h +++ b/dom/media/gmp/widevine-adapter/content_decryption_module.h @@ -441,8 +441,9 @@ class CDM_CLASS_API FileIO { // - When the file is opened by a CDM instance, it will be classified as "in // use". In this case other CDM instances in the same domain may receive // kInUse status when trying to open it. - // - |file_name| must not contain forward slash ('/') or backslash ('\'), and - // must not start with an underscore ('_'). + // - |file_name| must only contain letters (A-Za-z), digits(0-9), or "._-". + // It must not start with an underscore ('_'), and must be at least 1 + // character and no more than 256 characters long. virtual void Open(const char* file_name, uint32_t file_name_size) = 0; // Reads the contents of the file. FileIOClient::OnReadComplete() will be @@ -799,8 +800,8 @@ class CDM_CLASS_API ContentDecryptionModule_9 { // // Returns kSuccess if the |audio_decoder_config| is supported and the CDM // audio decoder is successfully initialized. - // Returns kSessionError if |audio_decoder_config| is not supported. The CDM - // may still be able to do Decrypt(). + // Returns kInitializationError if |audio_decoder_config| is not supported. + // The CDM may still be able to do Decrypt(). // Returns kDeferredInitialization if the CDM is not ready to initialize the // decoder at this time. Must call Host::OnDeferredInitializationDone() once // initialization is complete. @@ -812,8 +813,8 @@ class CDM_CLASS_API ContentDecryptionModule_9 { // // Returns kSuccess if the |video_decoder_config| is supported and the CDM // video decoder is successfully initialized. - // Returns kSessionError if |video_decoder_config| is not supported. The CDM - // may still be able to do Decrypt(). + // Returns kInitializationError if |video_decoder_config| is not supported. + // The CDM may still be able to do Decrypt(). // Returns kDeferredInitialization if the CDM is not ready to initialize the // decoder at this time. Must call Host::OnDeferredInitializationDone() once // initialization is complete. @@ -883,9 +884,16 @@ class CDM_CLASS_API ContentDecryptionModule_9 { uint32_t link_mask, uint32_t output_protection_mask) = 0; - // Called by the host after a call to Host::RequestStorageId(). If the storage - // ID is not available, null/zero will be provided. - virtual void OnStorageId(const uint8_t* storage_id, + // Called by the host after a call to Host::RequestStorageId(). If the + // version of the storage ID requested is available, |storage_id| and + // |storage_id_size| are set appropriately. |version| will be the same as + // what was requested, unless 0 (latest) was requested, in which case + // |version| will be the actual version number for the |storage_id| returned. + // If the requested version is not available, null/zero will be provided as + // |storage_id| and |storage_id_size|, respectively, and |version| should be + // ignored. + virtual void OnStorageId(uint32_t version, + const uint8_t* storage_id, uint32_t storage_id_size) = 0; // Destroys the object in the same context as it was created. @@ -1176,11 +1184,14 @@ class CDM_CLASS_API Host_9 { // CDM can call this method multiple times to operate on different files. virtual FileIO* CreateFileIO(FileIOClient* client) = 0; - // Requests the storage ID. The ID will be returned by the host via - // ContentDecryptionModule::OnStorageId(). A storage ID is a stable, device - // specific ID used by the CDM to securely store persistent data. The CDM must - // not expose the ID outside the client device, even in encrypted form. - virtual void RequestStorageId() = 0; + // Requests a specific version of the storage ID. A storage ID is a stable, + // device specific ID used by the CDM to securely store persistent data. The + // ID will be returned by the host via ContentDecryptionModule::OnStorageId(). + // If |version| is 0, the latest version will be returned. All |version|s + // that are greater than or equal to 0x80000000 are reserved for the CDM and + // should not be supported or returned by the host. The CDM must not expose + // the ID outside the client device, even in encrypted form. + virtual void RequestStorageId(uint32_t version) = 0; protected: Host_9() {} |