diff options
Diffstat (limited to 'src/libsystemd/src/sd-device/device-util.h')
-rw-r--r-- | src/libsystemd/src/sd-device/device-util.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/libsystemd/src/sd-device/device-util.h b/src/libsystemd/src/sd-device/device-util.h new file mode 100644 index 0000000000..5b42e11de6 --- /dev/null +++ b/src/libsystemd/src/sd-device/device-util.h @@ -0,0 +1,52 @@ +#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)) |