src/login/logind-inhibit.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #pragma once
   3
   4 /***
   5   Copyright 2012 Lennart Poettering
   6 ***/
   7
   8 typedef struct Inhibitor Inhibitor;
   9
  10 typedef enum InhibitWhat {
  11         INHIBIT_SHUTDOWN = 1,
  12         INHIBIT_SLEEP = 2,
  13         INHIBIT_IDLE = 4,
  14         INHIBIT_HANDLE_POWER_KEY = 8,
  15         INHIBIT_HANDLE_SUSPEND_KEY = 16,
  16         INHIBIT_HANDLE_HIBERNATE_KEY = 32,
  17         INHIBIT_HANDLE_LID_SWITCH = 64,
  18         _INHIBIT_WHAT_MAX = 128,
  19         _INHIBIT_WHAT_INVALID = -1
  20 } InhibitWhat;
  21
  22 typedef enum InhibitMode {
  23         INHIBIT_BLOCK,
  24         INHIBIT_DELAY,
  25         _INHIBIT_MODE_MAX,
  26         _INHIBIT_MODE_INVALID = -1
  27 } InhibitMode;
  28
  29 #include "logind.h"
  30
  31 struct Inhibitor {
  32         Manager *manager;
  33
  34         sd_event_source *event_source;
  35
  36         char *id;
  37         char *state_file;
  38
  39         bool started;
  40
  41         InhibitWhat what;
  42         char *who;
  43         char *why;
  44         InhibitMode mode;
  45
  46         pid_t pid;
  47         uid_t uid;
  48
  49         dual_timestamp since;
  50
  51         char *fifo_path;
  52         int fifo_fd;
  53 };
  54
  55 Inhibitor* inhibitor_new(Manager *m, const char *id);
  56 void inhibitor_free(Inhibitor *i);
  57
  58 int inhibitor_save(Inhibitor *i);
  59 int inhibitor_load(Inhibitor *i);
  60
  61 int inhibitor_start(Inhibitor *i);
  62 int inhibitor_stop(Inhibitor *i);
  63
  64 int inhibitor_create_fifo(Inhibitor *i);
  65 void inhibitor_remove_fifo(Inhibitor *i);
  66
  67 InhibitWhat manager_inhibit_what(Manager *m, InhibitMode mm);
  68 bool manager_is_inhibited(Manager *m, InhibitWhat w, InhibitMode mm, dual_timestamp *since, bool ignore_inactive, bool ignore_uid, uid_t uid, Inhibitor **offending);
  69
  70 const char *inhibit_what_to_string(InhibitWhat k);
  71 InhibitWhat inhibit_what_from_string(const char *s);
  72
  73 const char *inhibit_mode_to_string(InhibitMode k);
  74 InhibitMode inhibit_mode_from_string(const char *s);