p_device.h File Reference

Currently Linux-specific. mcr_Device is a wrapper for creating uinput devices. More...

#include "mcr/base/base.h"
#include "mcr/util/linux/p_util.h"

Go to the source code of this file.

Classes
struct	mcr_EvbitRange_t
struct	mcr_Device

Functions
MCR_API int	mcr_Device_set_uinput_path (struct mcr_context *ctx, const char *path)
MCR_API int	mcr_Device_set_event_path (struct mcr_context *ctx, const char *directoryPath)
MCR_API int	mcr_Device_set_absolute_resolution (struct mcr_context *ctx, __s32 resolution)
MCR_API void	mcr_Device_ctor (struct mcr_Device *devPt, struct mcr_context *ctx, const char *name, const int *setEvents, size_t setEventCount, const mcr_EvbitRange_t *eventBits, size_t eventBitCount)
MCR_API void	mcr_Device_deinit (struct mcr_Device *devPt)
MCR_API int	mcr_Device_enable (struct mcr_Device *devPt, bool enable)
MCR_API int	mcr_Device_enable_all (struct mcr_context *ctx, bool enable)
MCR_API void	mcr_Device_set_uibit (struct mcr_Device *devPt, int *uiEvents, size_t count)
MCR_API void	mcr_Device_set_evbits (struct mcr_Device *devPt, mcr_EvbitRange_t *evBits, size_t count)
MCR_API mcr_EvbitRange_t *	mcr_Device_bits (struct mcr_Device *devPt, int setUiBit)
MCR_API bool	mcr_Device_has_evbit (struct mcr_Device *devPt)
MCR_API int	mcr_Device_initialize (struct mcr_context *context)
MCR_API int	mcr_Device_deinitialize (struct mcr_context *context)

Variables
MCR_API const struct input_event	mcr_syncer

Detailed Description

Currently Linux-specific. mcr_Device is a wrapper for creating uinput devices.

The source file contains predefined devices for keyboard, absolute, and relative.

Definition in file p_device.h.

Function Documentation

mcr_Device_bits()

MCR_API mcr_EvbitRange_t* mcr_Device_bits	(	struct mcr_Device *	devPt,
		int	setUiBit
	)

Get all input bits to be set.

Parameters

bitType

Type of event to find values for

Returns

The set of all input bits to be set, or null if not found.

mcr_Device_ctor()

MCR_API void mcr_Device_ctor	(	struct mcr_Device *	devPt,
		struct mcr_context *	ctx,
		const char *	name,
		const int *	setEvents,
		size_t	setEventCount,
		const mcr_EvbitRange_t *	eventBits,
		size_t	eventBitCount
	)

ctor

Parameters

devPt

opt

Returns

reterr

mcr_Device_deinit()

MCR_API void mcr_Device_deinit

(

struct mcr_Device *

devPt

)

dtor

Parameters

devPt

opt

Returns

reterr

mcr_Device_deinitialize()

MCR_API int mcr_Device_deinitialize

(

struct mcr_context *

context

)

Dealocate resources for linux devices.

mcr_Device_enable()

MCR_API int mcr_Device_enable	(	struct mcr_Device *	devPt,
		bool	enable
	)

Start or end user device. This will modify fd, event_fd, and enabled state.

Returns

reterr

mcr_Device_enable_all()

MCR_API int mcr_Device_enable_all	(	struct mcr_context *	ctx,
		bool	enable
	)

mcr_Device_enable for all devices

Returns

reterr

mcr_Device_has_evbit()

MCR_API bool mcr_Device_has_evbit

(

struct mcr_Device *

devPt

)

Does the device have UI_SET_EVBIT?

mcr_Device_initialize()

MCR_API int mcr_Device_initialize

(

struct mcr_context *

context

)

Initialize values for known mcr_Device objects, and allocate resources.

mcr_Device_set_absolute_resolution()

MCR_API int mcr_Device_set_absolute_resolution	(	struct mcr_context *	ctx,
		__s32	resolution
	)

Linux - Set absolute device resolution

Returns

reterr

mcr_Device_set_evbits()

MCR_API void mcr_Device_set_evbits	(	struct mcr_Device *	devPt,
		mcr_EvbitRange_t *	evBits,
		size_t	count
	)

Set input bit values for a single bit type.

Parameters

bitType	Type of event to set values for
bits	Set of all values to set for bitType
bitLen	Length of bits

Returns

reterr

mcr_Device_set_event_path()

MCR_API int mcr_Device_set_event_path	(	struct mcr_context *	ctx,
		const char *	directoryPath
	)

Linux - Set the directory event files are located in

Event files are used to read device state

Returns

reterr

mcr_Device_set_uinput_path()

MCR_API int mcr_Device_set_uinput_path	(	struct mcr_context *	ctx,
		const char *	path
	)

Linux - Set the uinput file to read and write uinput devices

Returns

reterr

Variable Documentation

mcr_syncer

MCR_API const struct input_event mcr_syncer

Linux - Append similar input_event to the end of all sending of events.