src/udev/udev-builtin.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 #pragma once
   3
   4 #include <stdbool.h>
   5
   6 #include "sd-device.h"
   7 #include "sd-netlink.h"
   8
   9 #include "macro.h"
  10 #include "udev-event.h"
  11
  12 typedef enum UdevBuiltinCommand {
  13 #if HAVE_BLKID
  14         UDEV_BUILTIN_BLKID,
  15 #endif
  16         UDEV_BUILTIN_BTRFS,
  17         UDEV_BUILTIN_HWDB,
  18         UDEV_BUILTIN_INPUT_ID,
  19         UDEV_BUILTIN_KEYBOARD,
  20 #if HAVE_KMOD
  21         UDEV_BUILTIN_KMOD,
  22 #endif
  23         UDEV_BUILTIN_NET_DRIVER,
  24         UDEV_BUILTIN_NET_ID,
  25         UDEV_BUILTIN_NET_LINK,
  26         UDEV_BUILTIN_PATH_ID,
  27         UDEV_BUILTIN_USB_ID,
  28 #if HAVE_ACL
  29         UDEV_BUILTIN_UACCESS,
  30 #endif
  31         _UDEV_BUILTIN_MAX,
  32         _UDEV_BUILTIN_INVALID = -EINVAL,
  33 } UdevBuiltinCommand;
  34
  35 typedef struct UdevBuiltin {
  36         const char *name;
  37         int (*cmd)(UdevEvent *event, int argc, char *argv[], bool test);
  38         const char *help;
  39         int (*init)(void);
  40         void (*exit)(void);
  41         bool (*should_reload)(void);
  42         bool run_once;
  43 } UdevBuiltin;
  44
  45 #define UDEV_BUILTIN_CMD_TO_PTR(u)                 \
  46         ({                                         \
  47                 UdevBuiltinCommand _u = (u);       \
  48                 _u < 0 ? NULL : (void*)(intptr_t) (_u + 1);     \
  49         })
  50
  51 #define PTR_TO_UDEV_BUILTIN_CMD(p)                 \
  52         ({                                         \
  53                 void *_p = (p);                    \
  54                 _p && (intptr_t)(_p) <= _UDEV_BUILTIN_MAX ? \
  55                         (UdevBuiltinCommand)((intptr_t)_p - 1) : _UDEV_BUILTIN_INVALID; \
  56         })
  57
  58 #if HAVE_BLKID
  59 extern const UdevBuiltin udev_builtin_blkid;
  60 #endif
  61 extern const UdevBuiltin udev_builtin_btrfs;
  62 extern const UdevBuiltin udev_builtin_hwdb;
  63 extern const UdevBuiltin udev_builtin_input_id;
  64 extern const UdevBuiltin udev_builtin_keyboard;
  65 #if HAVE_KMOD
  66 extern const UdevBuiltin udev_builtin_kmod;
  67 #endif
  68 extern const UdevBuiltin udev_builtin_net_driver;
  69 extern const UdevBuiltin udev_builtin_net_id;
  70 extern const UdevBuiltin udev_builtin_net_setup_link;
  71 extern const UdevBuiltin udev_builtin_path_id;
  72 extern const UdevBuiltin udev_builtin_usb_id;
  73 #if HAVE_ACL
  74 extern const UdevBuiltin udev_builtin_uaccess;
  75 #endif
  76
  77 void udev_builtin_init(void);
  78 void udev_builtin_exit(void);
  79 UdevBuiltinCommand udev_builtin_lookup(const char *command);
  80 const char *udev_builtin_name(UdevBuiltinCommand cmd);
  81 bool udev_builtin_run_once(UdevBuiltinCommand cmd);
  82 int udev_builtin_run(UdevEvent *event, UdevBuiltinCommand cmd, const char *command, bool test);
  83 void udev_builtin_list(void);
  84 bool udev_builtin_should_reload(void);
  85 int udev_builtin_add_property(sd_device *dev, bool test, const char *key, const char *val);
  86 int udev_builtin_add_propertyf(sd_device *dev, bool test, const char *key, const char *valf, ...) _printf_(4, 5);
  87 int udev_builtin_import_property(sd_device *dev, sd_device *src, bool test, const char *key);
  88 int udev_builtin_hwdb_lookup(sd_device *dev, const char *prefix, const char *modalias,
  89                              const char *filter, bool test);