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60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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#ifndef foodevicehfoo
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#define foodevicehfoo
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/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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typedef struct Device Device;
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#include "unit.h"
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/* We simply watch devices, we cannot plug/unplug them. That
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* simplifies the state engine greatly */
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typedef enum DeviceState {
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DEVICE_DEAD,
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DEVICE_PLUGGED,
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_DEVICE_STATE_MAX,
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_DEVICE_STATE_INVALID = -1
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} DeviceState;
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struct Device {
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Meta meta;
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char *sysfs;
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/* In order to be able to distinguish dependencies on
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different device nodes we might end up creating multiple
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devices for the same sysfs path. We chain them up here. */
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LIST_FIELDS(struct Device, same_sysfs);
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DeviceState state;
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};
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extern const UnitVTable device_vtable;
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void device_fd_event(Manager *m, int events);
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const char* device_state_to_string(DeviceState i);
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DeviceState device_state_from_string(const char *s);
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#endif
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