1 /*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2020 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 #include "../../SDL_internal.h"
22
23 #if defined(SDL_JOYSTICK_DUMMY) || defined(SDL_JOYSTICK_DISABLED)
24
25 /* This is the dummy implementation of the SDL joystick API */
26
27 #include "SDL_joystick.h"
28 #include "../SDL_sysjoystick.h"
29 #include "../SDL_joystick_c.h"
30
31
32 static int
DUMMY_JoystickInit(void)33 DUMMY_JoystickInit(void)
34 {
35 return 0;
36 }
37
38 static int
DUMMY_JoystickGetCount(void)39 DUMMY_JoystickGetCount(void)
40 {
41 return 0;
42 }
43
44 static void
DUMMY_JoystickDetect(void)45 DUMMY_JoystickDetect(void)
46 {
47 }
48
49 static const char *
DUMMY_JoystickGetDeviceName(int device_index)50 DUMMY_JoystickGetDeviceName(int device_index)
51 {
52 return NULL;
53 }
54
55 static int
DUMMY_JoystickGetDevicePlayerIndex(int device_index)56 DUMMY_JoystickGetDevicePlayerIndex(int device_index)
57 {
58 return -1;
59 }
60
61 static void
DUMMY_JoystickSetDevicePlayerIndex(int device_index,int player_index)62 DUMMY_JoystickSetDevicePlayerIndex(int device_index, int player_index)
63 {
64 }
65
66 static SDL_JoystickGUID
DUMMY_JoystickGetDeviceGUID(int device_index)67 DUMMY_JoystickGetDeviceGUID(int device_index)
68 {
69 SDL_JoystickGUID guid;
70 SDL_zero(guid);
71 return guid;
72 }
73
74 static SDL_JoystickID
DUMMY_JoystickGetDeviceInstanceID(int device_index)75 DUMMY_JoystickGetDeviceInstanceID(int device_index)
76 {
77 return -1;
78 }
79
80 static int
DUMMY_JoystickOpen(SDL_Joystick * joystick,int device_index)81 DUMMY_JoystickOpen(SDL_Joystick * joystick, int device_index)
82 {
83 return SDL_SetError("Logic error: No joysticks available");
84 }
85
86 static int
DUMMY_JoystickRumble(SDL_Joystick * joystick,Uint16 low_frequency_rumble,Uint16 high_frequency_rumble)87 DUMMY_JoystickRumble(SDL_Joystick * joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble)
88 {
89 return SDL_Unsupported();
90 }
91
92 static void
DUMMY_JoystickUpdate(SDL_Joystick * joystick)93 DUMMY_JoystickUpdate(SDL_Joystick * joystick)
94 {
95 }
96
97 static void
DUMMY_JoystickClose(SDL_Joystick * joystick)98 DUMMY_JoystickClose(SDL_Joystick * joystick)
99 {
100 }
101
102 static void
DUMMY_JoystickQuit(void)103 DUMMY_JoystickQuit(void)
104 {
105 }
106
107 static SDL_bool
DUMMY_JoystickGetGamepadMapping(int device_index,SDL_GamepadMapping * out)108 DUMMY_JoystickGetGamepadMapping(int device_index, SDL_GamepadMapping *out)
109 {
110 return SDL_FALSE;
111 }
112
113 SDL_JoystickDriver SDL_DUMMY_JoystickDriver =
114 {
115 DUMMY_JoystickInit,
116 DUMMY_JoystickGetCount,
117 DUMMY_JoystickDetect,
118 DUMMY_JoystickGetDeviceName,
119 DUMMY_JoystickGetDevicePlayerIndex,
120 DUMMY_JoystickSetDevicePlayerIndex,
121 DUMMY_JoystickGetDeviceGUID,
122 DUMMY_JoystickGetDeviceInstanceID,
123 DUMMY_JoystickOpen,
124 DUMMY_JoystickRumble,
125 DUMMY_JoystickUpdate,
126 DUMMY_JoystickClose,
127 DUMMY_JoystickQuit,
128 DUMMY_JoystickGetGamepadMapping
129 };
130
131 #endif /* SDL_JOYSTICK_DUMMY || SDL_JOYSTICK_DISABLED */
132
133 /* vi: set ts=4 sw=4 expandtab: */
134