| .. -*- coding: utf-8; mode: rst -*- |
| |
| .. _CA_GET_DESCR_INFO: |
| |
| ================= |
| CA_GET_DESCR_INFO |
| ================= |
| |
| Name |
| ---- |
| |
| CA_GET_DESCR_INFO |
| |
| |
| Synopsis |
| -------- |
| |
| .. cpp:function:: int ioctl(fd, int request = CA_GET_DESCR_INFO, ca_descr_info_t *) |
| |
| |
| Arguments |
| --------- |
| |
| .. flat-table:: |
| :header-rows: 0 |
| :stub-columns: 0 |
| |
| |
| - .. row 1 |
| |
| - int fd |
| |
| - File descriptor returned by a previous call to open(). |
| |
| - .. row 2 |
| |
| - int request |
| |
| - Equals CA_GET_DESCR_INFO for this command. |
| |
| - .. row 3 |
| |
| - ca_descr_info_t \* |
| |
| - Undocumented. |
| |
| |
| Description |
| ----------- |
| |
| This ioctl is undocumented. Documentation is welcome. |
| |
| |
| Return Value |
| ------------ |
| |
| On success 0 is returned, on error -1 and the ``errno`` variable is set |
| appropriately. The generic error codes are described at the |
| :ref:`Generic Error Codes <gen-errors>` chapter. |