SDL  2.0
SDL_udev.h
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1 /*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
4 
5  This software is provided 'as-is', without any express or implied
6  warranty. In no event will the authors be held liable for any damages
7  arising from the use of this software.
8 
9  Permission is granted to anyone to use this software for any purpose,
10  including commercial applications, and to alter it and redistribute it
11  freely, subject to the following restrictions:
12 
13  1. The origin of this software must not be misrepresented; you must not
14  claim that you wrote the original software. If you use this software
15  in a product, an acknowledgment in the product documentation would be
16  appreciated but is not required.
17  2. Altered source versions must be plainly marked as such, and must not be
18  misrepresented as being the original software.
19  3. This notice may not be removed or altered from any source distribution.
20 */
21 
22 #include "../../SDL_internal.h"
23 
24 #ifndef _SDL_udev_h
25 #define _SDL_udev_h
26 
27 #if HAVE_LIBUDEV_H
28 
29 #ifndef SDL_USE_LIBUDEV
30 #define SDL_USE_LIBUDEV 1
31 #endif
32 
33 #include "SDL_loadso.h"
34 #include "SDL_events.h"
35 #include <libudev.h>
36 #include <sys/time.h>
37 #include <sys/types.h>
38 
39 /**
40  * \brief Device type
41  */
42 
43 typedef enum
44 {
45  SDL_UDEV_DEVICEADDED = 0x0001,
46  SDL_UDEV_DEVICEREMOVED
47 } SDL_UDEV_deviceevent;
48 
49 /* A device can be any combination of these classes */
50 typedef enum
51 {
52  SDL_UDEV_DEVICE_MOUSE = 0x0001,
53  SDL_UDEV_DEVICE_KEYBOARD = 0x0002,
54  SDL_UDEV_DEVICE_JOYSTICK = 0x0004,
55  SDL_UDEV_DEVICE_SOUND = 0x0008
56 } SDL_UDEV_deviceclass;
57 
58 typedef void (*SDL_UDEV_Callback)(SDL_UDEV_deviceevent udev_type, int udev_class, const char *devpath);
59 
60 typedef struct SDL_UDEV_CallbackList {
61  SDL_UDEV_Callback callback;
62  struct SDL_UDEV_CallbackList *next;
63 } SDL_UDEV_CallbackList;
64 
65 typedef struct SDL_UDEV_PrivateData
66 {
67  const char *udev_library;
68  void *udev_handle;
69  struct udev *udev;
70  struct udev_monitor *udev_mon;
71  int ref_count;
72  SDL_UDEV_CallbackList *first, *last;
73 
74  /* Function pointers */
75  const char *(*udev_device_get_action)(struct udev_device *);
76  const char *(*udev_device_get_devnode)(struct udev_device *);
77  const char *(*udev_device_get_subsystem)(struct udev_device *);
78  struct udev_device *(*udev_device_get_parent_with_subsystem_devtype)(struct udev_device *udev_device, const char *subsystem, const char *devtype);
79  const char *(*udev_device_get_property_value)(struct udev_device *, const char *);
80  const char *(*udev_device_get_sysattr_value)(struct udev_device *udev_device, const char *sysattr);
81  struct udev_device *(*udev_device_new_from_syspath)(struct udev *, const char *);
82  void (*udev_device_unref)(struct udev_device *);
83  int (*udev_enumerate_add_match_property)(struct udev_enumerate *, const char *, const char *);
84  int (*udev_enumerate_add_match_subsystem)(struct udev_enumerate *, const char *);
85  struct udev_list_entry *(*udev_enumerate_get_list_entry)(struct udev_enumerate *);
86  struct udev_enumerate *(*udev_enumerate_new)(struct udev *);
87  int (*udev_enumerate_scan_devices)(struct udev_enumerate *);
88  void (*udev_enumerate_unref)(struct udev_enumerate *);
89  const char *(*udev_list_entry_get_name)(struct udev_list_entry *);
90  struct udev_list_entry *(*udev_list_entry_get_next)(struct udev_list_entry *);
91  int (*udev_monitor_enable_receiving)(struct udev_monitor *);
92  int (*udev_monitor_filter_add_match_subsystem_devtype)(struct udev_monitor *, const char *, const char *);
93  int (*udev_monitor_get_fd)(struct udev_monitor *);
94  struct udev_monitor *(*udev_monitor_new_from_netlink)(struct udev *, const char *);
95  struct udev_device *(*udev_monitor_receive_device)(struct udev_monitor *);
96  void (*udev_monitor_unref)(struct udev_monitor *);
97  struct udev *(*udev_new)(void);
98  void (*udev_unref)(struct udev *);
99  struct udev_device * (*udev_device_new_from_devnum)(struct udev *udev, char type, dev_t devnum);
100  dev_t (*udev_device_get_devnum) (struct udev_device *udev_device);
101 } SDL_UDEV_PrivateData;
102 
103 extern int SDL_UDEV_Init(void);
104 extern void SDL_UDEV_Quit(void);
105 extern void SDL_UDEV_UnloadLibrary(void);
106 extern int SDL_UDEV_LoadLibrary(void);
107 extern void SDL_UDEV_Poll(void);
108 extern void SDL_UDEV_Scan(void);
109 extern int SDL_UDEV_AddCallback(SDL_UDEV_Callback cb);
110 extern void SDL_UDEV_DelCallback(SDL_UDEV_Callback cb);
111 
112 
113 
114 
115 #endif /* HAVE_LIBUDEV_H */
116 
117 #endif /* _SDL_udev_h */
const GLint * first
static Uint32 callback(Uint32 interval, void *param)
Definition: testtimer.c:34
SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char int SDL_PRINTF_FORMAT_STRING const char const char SDL_SCANF_FORMAT_STRING const char return SDL_ThreadFunction const char void return Uint32 return Uint32 void
GLuint GLuint GLsizei GLenum type
Definition: SDL_opengl.h:1564