Syspath

These are functions which interact with the syspath (/sys/$PATH) of a device. More...

Functions
EAPI const char *	eeze_udev_devpath_get_syspath (const char *devpath)
	Get the syspath of a device from the /dev/ path. More...
EAPI const char *	eeze_udev_syspath_get_parent (const char *syspath)
	Find the root device of a device from its syspath. More...
EAPI Eina_Stringshare *	eeze_udev_syspath_get_parent_filtered (const char *syspath, const char *subsystem, const char *devtype)
	Find the parent device of a device from its syspath with a filter applied. More...
EAPI Eina_List *	eeze_udev_syspath_get_parents (const char *syspath)
	Returns a list of all parent device syspaths for syspath. More...
EAPI const char *	eeze_udev_syspath_get_devpath (const char *syspath)
	Get the /dev/ path from the /sys/ path. More...
EAPI const char *	eeze_udev_syspath_get_devname (const char *syspath)
	Get the /dev/ name from the /sys/ path. More...
EAPI const char *	eeze_udev_syspath_get_subsystem (const char *syspath)
	Get the subsystem of a device from the /sys/ path. More...
EAPI Eina_Bool	eeze_udev_syspath_check_property (const char *syspath, const char *property, const char *value)
	Check the property value of a device from the /sys/ path against a provided value. More...
EAPI const char *	eeze_udev_syspath_get_property (const char *syspath, const char *property)
	Get the property value of a device from the /sys/ path. More...
EAPI const char *	eeze_udev_syspath_get_sysattr (const char *syspath, const char *sysattr)
	Get the sysattr value of a device from the /sys/ path. More...
EAPI Eina_Bool	eeze_udev_syspath_check_sysattr (const char *syspath, const char *sysattr, const char *value)
	Check the sysattr value of a device from the /sys/ path against a provided value. More...
EAPI Eina_Bool	eeze_udev_syspath_set_sysattr (const char *syspath, const char *sysattr, double value)
	Set the sysattr value of a device from the /sys/ path. More...
EAPI Eina_List *	eeze_udev_syspath_get_sysattr_list (const char *syspath)
	Get the sysattr list of a device from the /sys/ path. More...
EAPI Eina_Bool	eeze_udev_syspath_is_mouse (const char *syspath)
	Checks whether the device is a mouse. More...
EAPI Eina_Bool	eeze_udev_syspath_is_kbd (const char *syspath)
	Checks whether the device is a keyboard. More...
EAPI Eina_Bool	eeze_udev_syspath_is_touchpad (const char *syspath)
	Checks whether the device is a touchpad. More...
EAPI Eina_Bool	eeze_udev_syspath_is_joystick (const char *syspath)
	Checks whether the device is a joystick. More...
EAPI int	eeze_udev_syspath_get_sysnum (const char *syspath)
	Get the sysnum value of a device from the /sys/ path. More...

Detailed Description

These are functions which interact with the syspath (/sys/$PATH) of a device.

Function Documentation

eeze_udev_devpath_get_syspath()

EAPI const char* eeze_udev_devpath_get_syspath

(

const char *

devpath

)

Get the syspath of a device from the /dev/ path.

Parameters

devpath

The /dev/ path of the device

Returns

A stringshared char* which corresponds to the /sys/ path of the device or NULL on failure

Takes "/dev/path" and returns the corresponding /sys/ path (without the "/sys/")

References eina_stringshare_add().

Referenced by eeze_disk_new(), and eeze_disk_new_from_mount().

eeze_udev_syspath_get_parent()

EAPI const char* eeze_udev_syspath_get_parent

(

const char *

syspath

)

Find the root device of a device from its syspath.

Parameters

syspath

The syspath of a device, with or without "/sys/"

Returns

The syspath of the parent device

Return a stringshared syspath (/sys/$syspath) for the parent device.

References eina_stringshare_add().

eeze_udev_syspath_get_parent_filtered()

EAPI Eina_Stringshare* eeze_udev_syspath_get_parent_filtered	(	const char *	syspath,
		const char *	subsystem,
		const char *	devtype
	)

Find the parent device of a device from its syspath with a filter applied.

Parameters

syspath	The syspath of a device, with or without "/sys/"
subsystem	The desired subsystem of the parent device
devtype	The desired device type of the parent device

Returns

The syspath of the parent device

Return a stringshared syspath (/sys/$syspath) for the parent device if one exists which matches the filter.

Since

1.10

References EINA_SAFETY_ON_NULL_RETURN_VAL, and eina_stringshare_add().

Referenced by ecore_drm_device_find().

eeze_udev_syspath_get_parents()

EAPI Eina_List* eeze_udev_syspath_get_parents

(

const char *

syspath

)

Returns a list of all parent device syspaths for syspath.

Parameters

syspath

The device to find parents of

Returns

A stringshared list of the parent devices of syspath

References eina_list_append(), and eina_stringshare_add().

eeze_udev_syspath_get_devpath()

EAPI const char* eeze_udev_syspath_get_devpath

(

const char *

syspath

)

Get the /dev/ path from the /sys/ path.

Parameters

syspath

The /sys/ path with or without the /sys/

Returns

A stringshared char* with the /dev/ path or NULL on failure

Takes /sys/$PATH and turns it into the corresponding "/dev/x/y".

References eina_stringshare_add().

Referenced by ecore_drm_device_find().

eeze_udev_syspath_get_devname()

EAPI const char* eeze_udev_syspath_get_devname

(

const char *

syspath

)

Get the /dev/ name from the /sys/ path.

Parameters

syspath

The /sys/ path with or without the /sys/

Returns

A stringshared char* of the device name without the /dev/ path, or NULL on failure

Takes /sys/$PATH and turns it into the corresponding /dev/x/"y".

References eina_stringshare_add().

eeze_udev_syspath_get_subsystem()

EAPI const char* eeze_udev_syspath_get_subsystem

(

const char *

syspath

)

Get the subsystem of a device from the /sys/ path.

Parameters

syspath

The /sys/ path with or without the /sys/

Returns

A stringshared char* with the subsystem of the device or NULL on failure

Takes /sys/$PATH and returns the corresponding device subsystem, such as "input" for keyboards/mice.

References eina_stringshare_add().

eeze_udev_syspath_check_property()

EAPI Eina_Bool eeze_udev_syspath_check_property	(	const char *	syspath,
		const char *	property,
		const char *	value
	)

Check the property value of a device from the /sys/ path against a provided value.

Parameters

syspath	The /sys/ path with or without the /sys/
property	The property to check; full list of these is a FIXME
value	The value to check the property against

Returns

EINA_TRUE if the property matches the supplied value

Since

1.10

References EINA_FALSE.

eeze_udev_syspath_get_property()

EAPI const char* eeze_udev_syspath_get_property	(	const char *	syspath,
		const char *	property
	)

Get the property value of a device from the /sys/ path.

Parameters

syspath	The /sys/ path with or without the /sys/
property	The property to get; full list of these is a FIXME

Returns

A stringshared char* with the property or NULL on failure

References eina_stringshare_add().

Referenced by ecore_drm_device_find(), and ecore_drm_inputs_device_axis_size_set().

eeze_udev_syspath_get_sysattr()

EAPI const char* eeze_udev_syspath_get_sysattr	(	const char *	syspath,
		const char *	sysattr
	)

Get the sysattr value of a device from the /sys/ path.

Parameters

syspath	The /sys/ path with or without the /sys/
sysattr	The sysattr to get; full list of these is a FIXME

Returns

A stringshared char* with the sysattr or NULL on failure

References eina_stringshare_add().

Referenced by ecore_drm_device_find().

eeze_udev_syspath_check_sysattr()

EAPI Eina_Bool eeze_udev_syspath_check_sysattr	(	const char *	syspath,
		const char *	sysattr,
		const char *	value
	)

Check the sysattr value of a device from the /sys/ path against a provided value.

Parameters

syspath	The /sys/ path with or without the /sys/
sysattr	The sysattr to check; full list of these is a FIXME
value	The value to check the property against

Returns

EINA_TRUE if the sysattr matches the supplied value

Since

1.10

References EINA_FALSE.

eeze_udev_syspath_set_sysattr()

EAPI Eina_Bool eeze_udev_syspath_set_sysattr	(	const char *	syspath,
		const char *	sysattr,
		double	value
	)

Set the sysattr value of a device from the /sys/ path.

Parameters

syspath	The /sys/ path with or without the /sys/
sysattr	The sysattr to set;
value	The value of sysattr to be set

Returns

EINA_TRUE if the sysattr value is set

Since

1.12

References EINA_FALSE, and EINA_TRUE.

eeze_udev_syspath_get_sysattr_list()

EAPI Eina_List* eeze_udev_syspath_get_sysattr_list

(

const char *

syspath

)

Get the sysattr list of a device from the /sys/ path.

Parameters

syspath

The /sys/ path with or without the /sys/

Returns

Eina_list containing list of sysattr for a device or NULL on failure

Since

1.12

References eina_list_append(), and eina_stringshare_add().

eeze_udev_syspath_is_mouse()

EAPI Eina_Bool eeze_udev_syspath_is_mouse

(

const char *

syspath

)

Checks whether the device is a mouse.

Parameters

syspath

The /sys/ path with or without the /sys/

Returns

If true, the device is a mouse

References EINA_FALSE, and EINA_TRUE.

eeze_udev_syspath_is_kbd()

EAPI Eina_Bool eeze_udev_syspath_is_kbd

(

const char *

syspath

)

Checks whether the device is a keyboard.

Parameters

syspath

The /sys/ path with or without the /sys/

Returns

If true, the device is a keyboard

References EINA_FALSE, and EINA_TRUE.

eeze_udev_syspath_is_touchpad()

EAPI Eina_Bool eeze_udev_syspath_is_touchpad

(

const char *

syspath

)

Checks whether the device is a touchpad.

Parameters

syspath

The /sys/ path with or without the /sys/

Returns

If true, the device is a touchpad

References EINA_FALSE, and EINA_TRUE.

eeze_udev_syspath_is_joystick()

EAPI Eina_Bool eeze_udev_syspath_is_joystick

(

const char *

syspath

)

Checks whether the device is a joystick.

Parameters

syspath

The /sys/ path with or without the /sys/

Returns

If true, the device is a joystick

Since

1.7

References EINA_FALSE, and EINA_TRUE.

eeze_udev_syspath_get_sysnum()

EAPI int eeze_udev_syspath_get_sysnum

(

const char *

syspath

)

Get the sysnum value of a device from the /sys/ path.

Parameters

syspath

The /sys/ path with or without the /sys/

Returns

A integer with the sysnum or -1 on failure

Since

1.12

Referenced by ecore_drm_device_find().