.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later | |
.. _dvb_ca: | |
#################### | |
Digital TV CA Device | |
#################### | |
The Digital TV CA device controls the conditional access hardware. It | |
can be accessed through ``/dev/dvb/adapter?/ca?``. Data types and ioctl | |
definitions can be accessed by including ``linux/dvb/ca.h`` in your | |
application. | |
.. note:: | |
There are three ioctls at this API that aren't documented: | |
:ref:`CA_GET_MSG`, :ref:`CA_SEND_MSG` and :ref:`CA_SET_DESCR`. | |
Documentation for them are welcome. | |
.. toctree:: | |
:maxdepth: 1 | |
ca_data_types | |
ca_function_calls | |
ca_high_level |