From b30e2f4c18ad81b04e4314fd191a5d458553773c Mon Sep 17 00:00:00 2001 From: Kay Sievers Date: Wed, 11 Apr 2012 12:59:52 +0200 Subject: move libsystemd_core.la sources into core/ --- src/core/device.h | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 src/core/device.h (limited to 'src/core/device.h') diff --git a/src/core/device.h b/src/core/device.h new file mode 100644 index 0000000000..a05c3d37b0 --- /dev/null +++ b/src/core/device.h @@ -0,0 +1,59 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +#ifndef foodevicehfoo +#define foodevicehfoo + +/*** + This file is part of systemd. + + Copyright 2010 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 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 + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with systemd; If not, see . +***/ + +typedef struct Device Device; + +#include "unit.h" + +/* We simply watch devices, we cannot plug/unplug them. That + * simplifies the state engine greatly */ +typedef enum DeviceState { + DEVICE_DEAD, + DEVICE_PLUGGED, + _DEVICE_STATE_MAX, + _DEVICE_STATE_INVALID = -1 +} DeviceState; + +struct Device { + Unit meta; + + char *sysfs; + + /* In order to be able to distinguish dependencies on + different device nodes we might end up creating multiple + devices for the same sysfs path. We chain them up here. */ + + LIST_FIELDS(struct Device, same_sysfs); + + DeviceState state; +}; + +extern const UnitVTable device_vtable; + +void device_fd_event(Manager *m, int events); + +const char* device_state_to_string(DeviceState i); +DeviceState device_state_from_string(const char *s); + +#endif -- cgit v1.2.3-54-g00ecf