src/login/logind-session-device.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #pragma once
   3
   4 /***
   5   Copyright © 2013 David Herrmann
   6 ***/
   7
   8 typedef enum DeviceType DeviceType;
   9 typedef struct SessionDevice SessionDevice;
  10
  11 #include "list.h"
  12 #include "logind.h"
  13
  14 enum DeviceType {
  15         DEVICE_TYPE_UNKNOWN,
  16         DEVICE_TYPE_DRM,
  17         DEVICE_TYPE_EVDEV,
  18 };
  19
  20 struct SessionDevice {
  21         Session *session;
  22         Device *device;
  23
  24         dev_t dev;
  25         char *node;
  26         int fd;
  27         DeviceType type:3;
  28         bool active:1;
  29         bool pushed_fd:1;
  30
  31         LIST_FIELDS(struct SessionDevice, sd_by_device);
  32 };
  33
  34 int session_device_new(Session *s, dev_t dev, bool open_device, SessionDevice **out);
  35 void session_device_free(SessionDevice *sd);
  36 void session_device_complete_pause(SessionDevice *sd);
  37
  38 void session_device_resume_all(Session *s);
  39 void session_device_pause_all(Session *s);
  40 unsigned int session_device_try_pause_all(Session *s);
  41
  42 int session_device_save(SessionDevice *sd);
  43 void session_device_attach_fd(SessionDevice *sd, int fd, bool active);