mirror of
https://github.com/klzgrad/naiveproxy.git
synced 2024-11-28 16:26:10 +03:00
75 lines
2.9 KiB
Plaintext
75 lines
2.9 KiB
Plaintext
|
// Copyright 2017 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.
|
||
|
|
|
||
|
|
module media.mojom;
|
||
|
|
|
||
|
|
// An interface that helps proxy part of ContentDecryptionModule (CDM)
|
||
|
|
// functionalities to a different entity, e.g. hardware CDM modules.
|
||
|
|
// In general, the interpretation of the method and callback parameters are
|
||
|
|
// protocol dependent.
|
||
|
|
// CdmProxy implementation is hosted in the GPU process.
|
||
|
|
interface CdmProxy {
|
||
|
|
// See media/cdm/cdm_proxy.h.
|
||
|
|
[Native]
|
||
|
|
enum Status;
|
||
|
|
|
||
|
|
// See media/cdm/cdm_proxy.h.
|
||
|
|
[Native]
|
||
|
|
enum Protocol;
|
||
|
|
|
||
|
|
// See media/cdm/cdm_proxy.h.
|
||
|
|
[Native]
|
||
|
|
enum Function;
|
||
|
|
|
||
|
|
// Initializes the proxy.
|
||
|
|
// If the proxy created a crypto session, then the ID for the crypto session
|
||
|
|
// is |crypto_session_id|.
|
||
|
|
// |cdm_id| can be used to connect the remote media pipeline and CdmProxy.
|
||
|
|
Initialize(associated CdmProxyClient client) => (Status status,
|
||
|
|
Protocol protocol,
|
||
|
|
uint32 crypto_session_id,
|
||
|
|
int32 cdm_id);
|
||
|
|
|
||
|
|
// Processes and updates the state of the proxy.
|
||
|
|
// |function| specifies what type of function to use.
|
||
|
|
// |crypto_session_id| is a value returned from Initialize() or
|
||
|
|
// CreateMediaCryptoSessions().
|
||
|
|
// |input_data| is the input data to be processed.
|
||
|
|
// |output_data_size| is the expected size of |output_data|. Some protocols
|
||
|
|
// require this field in order to determine the size of the output, but some
|
||
|
|
// may completely ignore it.
|
||
|
|
// The output data is passed back in |output_data|.
|
||
|
|
Process(Function function,
|
||
|
|
uint32 crypto_session_id,
|
||
|
|
array<uint8> input_data,
|
||
|
|
uint32 output_data_size) => (Status status,
|
||
|
|
array<uint8> output_data);
|
||
|
|
|
||
|
|
// Creates a crypto session for handling media.
|
||
|
|
// If extra data has to be passed to further setup the media crypto session,
|
||
|
|
// pass the data as |input_data|.
|
||
|
|
// |crypto_session_id| is the ID for the crypto session.
|
||
|
|
// |output_data| is extra value, if any.
|
||
|
|
CreateMediaCryptoSession(array<uint8> input_data) => (
|
||
|
|
Status status, uint32 crypto_session_id, uint64 output_data);
|
||
|
|
|
||
|
|
// Sets a key in the proxy.
|
||
|
|
// |crypto_session_id| is the crypto session for decryption.
|
||
|
|
// |key_id| is the ID of the key.
|
||
|
|
// |key_blob| is the opaque key blob for decrypting or decoding.
|
||
|
|
SetKey(uint32 crypto_session_id, array<uint8> key_id, array<uint8> key_blob);
|
||
|
|
|
||
|
|
// Removes a key from the proxy.
|
||
|
|
// |crypto_session_id| is the crypto session for decryption.
|
||
|
|
// |key_id| is the ID of the key.
|
||
|
|
RemoveKey(uint32 crypto_session_id, array<uint8> key_id);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Client of CdmProxy.
|
||
|
|
// CdmProxyClient is running in the fully sandboxed CDM (e.g. utility) process.
|
||
|
|
interface CdmProxyClient {
|
||
|
|
// Notifies the client that there has been a hardware reset.
|
||
|
|
NotifyHardwareReset();
|
||
|
|
};
|