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Diffstat (limited to 'src/libudev/libudev-device-internal.h')
| -rw-r--r-- | src/libudev/libudev-device-internal.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/libudev/libudev-device-internal.h b/src/libudev/libudev-device-internal.h new file mode 100644 index 0000000000..18ae7a93f9 --- /dev/null +++ b/src/libudev/libudev-device-internal.h @@ -0,0 +1,62 @@ +/*** + This file is part of systemd. + + Copyright 2008-2012 Kay Sievers <kay@vrfy.org> + Copyright 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/>. +***/ + +#pragma once + +#include "libudev.h" +#include "sd-device.h" + +/** + * udev_device: + * + * Opaque object representing one kernel sys device. + */ +struct udev_device { + struct udev *udev; + + /* real device object */ + sd_device *device; + + /* legacy */ + int refcount; + + struct udev_device *parent; + bool parent_set; + + struct udev_list properties; + uint64_t properties_generation; + struct udev_list tags; + uint64_t tags_generation; + struct udev_list devlinks; + uint64_t devlinks_generation; + struct udev_list sysattrs; + bool sysattrs_read; +}; + +struct udev_device *udev_device_new(struct udev *udev); + +#define assert_return_errno(expr, r, err) \ + do { \ + if (_unlikely_(!(expr))) { \ + log_assert_failed_return(#expr, __FILE__, __LINE__, __PRETTY_FUNCTION__); \ + errno = err; \ + return (r); \ + } \ + } while (false) |