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#pragma once
#include <relabsd/config/parameters.h>
#include <relabsd/device/virtual_device_types.h>
/*
* - Clones the (real) input device.
* - Adds ABS event support to the clone.
* - Adds the ABS axis described in 'parameters' to the clone (overwriting if
* needed).
* - Disables the associated REL events from the clone.
*
* Returns -1 on (fatal) error,
* 0 on success.
*
* 'device' does not need to be initialized, as the function will to that for
* you (on success).
* On success, 'device' will need to be closed.
* This opens the (real) input device in read only mode to copy its properties.
*/
int relabsd_virtual_device_create_from
(
struct relabsd_parameters parameters [const restrict static 1],
struct relabsd_virtual_device device [const restrict static 1]
);
void relabsd_virtual_device_destroy
(
const struct relabsd_virtual_device device [const restrict static 1]
);
/*
* Write an event to 'device'. At this time, every event written to 'device' is
* followed by an EV_SYN event.
*
* Returns 0 if both the event and the EV_SYN were successful,
* -1 if either failed.
*/
int relabsd_virtual_device_write_evdev_event
(
const struct relabsd_virtual_device device [const restrict static 1],
unsigned int const type,
unsigned int const code,
int const value
);
/*
* Send an event for each enabled axis, setting it to zero.
* An EV_SYN event is sent afterwards.
*/
void relabsd_virtual_device_set_axes_to_zero
(
struct relabsd_parameters parameters [const restrict static 1],
const struct relabsd_virtual_device device [const restrict static 1]
);
void relabsd_virtual_device_set_has_already_timed_out
(
const int val,
struct relabsd_virtual_device device [const restrict static 1]
);
int relabsd_virtual_device_has_already_timed_out
(
const struct relabsd_virtual_device device [const restrict static 1]
);
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