device-util.h revision b26fa1a2fbcfee7d03b0c8fd15ec3aa64ae70b9f
#pragma once
/***
This file is part of systemd.
Copyright 2014-2015 Tom Gundersen <teg@jklm.no>
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include "util.h"
#define FOREACH_DEVICE_PROPERTY(device, key, value) \
for (key = sd_device_get_property_first(device, &(value)); \
key; \
key = sd_device_get_property_next(device, &(value)))
#define FOREACH_DEVICE_TAG(device, tag) \
for (tag = sd_device_get_tag_first(device); \
tag; \
tag = sd_device_get_tag_next(device))
#define FOREACH_DEVICE_SYSATTR(device, attr) \
for (attr = sd_device_get_sysattr_first(device); \
attr; \
attr = sd_device_get_sysattr_next(device))
#define FOREACH_DEVICE_DEVLINK(device, devlink) \
for (devlink = sd_device_get_devlink_first(device); \
devlink; \
devlink = sd_device_get_devlink_next(device))
#define FOREACH_DEVICE(enumerator, device) \
for (device = sd_device_enumerator_get_device_first(enumerator); \
device; \
device = sd_device_enumerator_get_device_next(enumerator))
#define FOREACH_SUBSYSTEM(enumerator, device) \
for (device = sd_device_enumerator_get_subsystem_first(enumerator); \
device; \
device = sd_device_enumerator_get_subsystem_next(enumerator))