1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
2 #pragma once
3 
4 #include <stdbool.h>
5 
6 #include "sd-device.h"
7 
8 typedef enum MatchInitializedType {
9         MATCH_INITIALIZED_NO,     /* only devices without a db entry */
10         MATCH_INITIALIZED_YES,    /* only devices with a db entry */
11         MATCH_INITIALIZED_ALL,    /* all devices */
12         MATCH_INITIALIZED_COMPAT, /* only devices that have no devnode/ifindex or have a db entry */
13         _MATCH_INITIALIZED_MAX,
14         _MATCH_INITIALIZED_INVALID = -EINVAL,
15 } MatchInitializedType;
16 
17 int device_enumerator_scan_devices(sd_device_enumerator *enumerator);
18 int device_enumerator_scan_subsystems(sd_device_enumerator *enumerator);
19 int device_enumerator_scan_devices_and_subsystems(sd_device_enumerator *enumerator);
20 int device_enumerator_add_device(sd_device_enumerator *enumerator, sd_device *device);
21 int device_enumerator_add_parent_devices(sd_device_enumerator *enumerator, sd_device *device);
22 int device_enumerator_add_match_is_initialized(sd_device_enumerator *enumerator, MatchInitializedType type);
23 int device_enumerator_add_match_parent_incremental(sd_device_enumerator *enumerator, sd_device *parent);
24 int device_enumerator_add_prioritized_subsystem(sd_device_enumerator *enumerator, const char *subsystem);
25 sd_device *device_enumerator_get_first(sd_device_enumerator *enumerator);
26 sd_device *device_enumerator_get_next(sd_device_enumerator *enumerator);
27 sd_device **device_enumerator_get_devices(sd_device_enumerator *enumerator, size_t *ret_n_devices);
28 
29 #define FOREACH_DEVICE_AND_SUBSYSTEM(enumerator, device)       \
30         for (device = device_enumerator_get_first(enumerator); \
31              device;                                           \
32              device = device_enumerator_get_next(enumerator))
33