| .. 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 |
