udev_list_entry, udev_list_entry_get_next, udev_list_entry_get_by_name, udev_list_entry_get_name, udev_list_entry_get_value — Iterate and access udev lists
#include <libudev.h>
struct udev_list_entry *udev_list_entry_get_next( | struct udev_list_entry *list_entry) ; |
struct udev_list_entry *udev_list_entry_get_by_name( | struct udev_list_entry *list_entry, |
const char *name) ; |
const char *udev_list_entry_get_name( | struct udev_list_entry *list_entry) ; |
const char *udev_list_entry_get_value( | struct udev_list_entry *list_entry) ; |
On success,
udev_list_entry_get_next()
and
udev_list_entry_get_by_name()
return
a pointer to the requested list entry. If no such entry can
be found, or on failure, NULL
is
returned.
On success,
udev_list_entry_get_name()
and
udev_list_entry_get_value()
return a
pointer to a constant string representing the requested value.
The string is bound to the lifetime of the list entry itself.
On failure, NULL
is returned.
udev_list_entry_get_next()
,
udev_list_entry_get_by_name()
,
udev_list_entry_get_name()
, and
udev_list_entry_get_value()
were added in version 221.