hidd_report_desc()
Get a report from device instance handle
Synopsis:
#include <sys/hiddi.h>
int hidd_report_desc( hidd_device_instance_t *device_instance,
_uint32 rep_no,
struct hidd_report_instance **report );Arguments:
- device_instance
- The handle of the HID device instance to search.
- rep_no
- The report number to find and return.
- report
- Where to store the pointer to the report found, or NULL if not found.
Description:
The hidd_report_desc() function finds and returns the rep_no report instance from the device_instance.
Returns:
- EOK
- Success.
- EINVAL
- The device_instance or report argument is NULL.
- ENOENT
- Less than
rep_no + 1reports were found.
Classification:
QNX OS
| Safety: | |
|---|---|
| Cancellation point | Yes |
| Signal handler | No |
| Thread | Yes |
Page updated: