target/mips: Move MUL opcode check from decode_mxu() to decode_legacy()
[qemu/ar7.git] / ui / spice-input.c
blobbbd502564edfe03657faca10b2cf8627c925401f
1 /*
2  * Copyright (C) 2010 Red Hat, Inc.
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License as
6  * published by the Free Software Foundation; either version 2 or
7  * (at your option) version 3 of the License.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, see <http://www.gnu.org/licenses/>.
16  */
18 #include "qemu/osdep.h"
20 #include <spice.h>
21 #include <spice/enums.h>
23 #include "ui/qemu-spice.h"
24 #include "ui/console.h"
25 #include "keymaps.h"
26 #include "ui/input.h"
28 /* keyboard bits */
30 typedef struct QemuSpiceKbd {
31     SpiceKbdInstance sin;
32     int ledstate;
33     bool emul0;
34     size_t pauseseq;
35 } QemuSpiceKbd;
37 static void kbd_push_key(SpiceKbdInstance *sin, uint8_t frag);
38 static uint8_t kbd_get_leds(SpiceKbdInstance *sin);
40 static const SpiceKbdInterface kbd_interface = {
41     .base.type          = SPICE_INTERFACE_KEYBOARD,
42     .base.description   = "qemu keyboard",
43     .base.major_version = SPICE_INTERFACE_KEYBOARD_MAJOR,
44     .base.minor_version = SPICE_INTERFACE_KEYBOARD_MINOR,
45     .push_scan_freg     = kbd_push_key,
46     .get_leds           = kbd_get_leds,
49 static void kbd_push_key(SpiceKbdInstance *sin, uint8_t scancode)
51     static const uint8_t pauseseq[] = { 0xe1, 0x1d, 0x45, 0xe1, 0x9d, 0xc5 };
52     QemuSpiceKbd *kbd = container_of(sin, QemuSpiceKbd, sin);
53     int keycode;
54     bool up;
56     if (scancode == SCANCODE_EMUL0) {
57         kbd->emul0 = true;
58         return;
59     }
61     if (scancode == pauseseq[kbd->pauseseq]) {
62         kbd->pauseseq++;
63         if (kbd->pauseseq == G_N_ELEMENTS(pauseseq)) {
64             qemu_input_event_send_key_qcode(NULL, Q_KEY_CODE_PAUSE, true);
65             kbd->pauseseq = 0;
66         }
67         return;
68     } else {
69         kbd->pauseseq = 0;
70     }
72     keycode = scancode & ~SCANCODE_UP;
73     up = scancode & SCANCODE_UP;
74     if (kbd->emul0) {
75         kbd->emul0 = false;
76         keycode |= SCANCODE_GREY;
77     }
79     qemu_input_event_send_key_number(NULL, keycode, !up);
82 static uint8_t kbd_get_leds(SpiceKbdInstance *sin)
84     QemuSpiceKbd *kbd = container_of(sin, QemuSpiceKbd, sin);
85     return kbd->ledstate;
88 static void kbd_leds(void *opaque, int ledstate)
90     QemuSpiceKbd *kbd = opaque;
92     kbd->ledstate = 0;
93     if (ledstate & QEMU_SCROLL_LOCK_LED) {
94         kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_SCROLL_LOCK;
95     }
96     if (ledstate & QEMU_NUM_LOCK_LED) {
97         kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_NUM_LOCK;
98     }
99     if (ledstate & QEMU_CAPS_LOCK_LED) {
100         kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_CAPS_LOCK;
101     }
102     spice_server_kbd_leds(&kbd->sin, kbd->ledstate);
105 /* mouse bits */
107 typedef struct QemuSpicePointer {
108     SpiceMouseInstance  mouse;
109     SpiceTabletInstance tablet;
110     int width, height;
111     uint32_t last_bmask;
112     Notifier mouse_mode;
113     bool absolute;
114 } QemuSpicePointer;
116 static void spice_update_buttons(QemuSpicePointer *pointer,
117                                  int wheel, uint32_t button_mask)
119     static uint32_t bmap[INPUT_BUTTON__MAX] = {
120         [INPUT_BUTTON_LEFT]        = 0x01,
121         [INPUT_BUTTON_MIDDLE]      = 0x04,
122         [INPUT_BUTTON_RIGHT]       = 0x02,
123         [INPUT_BUTTON_WHEEL_UP]    = 0x10,
124         [INPUT_BUTTON_WHEEL_DOWN]  = 0x20,
125         [INPUT_BUTTON_SIDE]        = 0x40,
126         [INPUT_BUTTON_EXTRA]       = 0x80,
127     };
129     if (wheel < 0) {
130         button_mask |= 0x10;
131     }
132     if (wheel > 0) {
133         button_mask |= 0x20;
134     }
136     if (pointer->last_bmask == button_mask) {
137         return;
138     }
139     qemu_input_update_buttons(NULL, bmap, pointer->last_bmask, button_mask);
140     pointer->last_bmask = button_mask;
143 static void mouse_motion(SpiceMouseInstance *sin, int dx, int dy, int dz,
144                          uint32_t buttons_state)
146     QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, mouse);
147     spice_update_buttons(pointer, dz, buttons_state);
148     qemu_input_queue_rel(NULL, INPUT_AXIS_X, dx);
149     qemu_input_queue_rel(NULL, INPUT_AXIS_Y, dy);
150     qemu_input_event_sync();
153 static void mouse_buttons(SpiceMouseInstance *sin, uint32_t buttons_state)
155     QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, mouse);
156     spice_update_buttons(pointer, 0, buttons_state);
157     qemu_input_event_sync();
160 static const SpiceMouseInterface mouse_interface = {
161     .base.type          = SPICE_INTERFACE_MOUSE,
162     .base.description   = "mouse",
163     .base.major_version = SPICE_INTERFACE_MOUSE_MAJOR,
164     .base.minor_version = SPICE_INTERFACE_MOUSE_MINOR,
165     .motion             = mouse_motion,
166     .buttons            = mouse_buttons,
169 static void tablet_set_logical_size(SpiceTabletInstance* sin, int width, int height)
171     QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet);
173     if (height < 16) {
174         height = 16;
175     }
176     if (width < 16) {
177         width = 16;
178     }
179     pointer->width  = width;
180     pointer->height = height;
183 static void tablet_position(SpiceTabletInstance* sin, int x, int y,
184                             uint32_t buttons_state)
186     QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet);
188     spice_update_buttons(pointer, 0, buttons_state);
189     qemu_input_queue_abs(NULL, INPUT_AXIS_X, x, 0, pointer->width);
190     qemu_input_queue_abs(NULL, INPUT_AXIS_Y, y, 0, pointer->height);
191     qemu_input_event_sync();
195 static void tablet_wheel(SpiceTabletInstance* sin, int wheel,
196                          uint32_t buttons_state)
198     QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet);
200     spice_update_buttons(pointer, wheel, buttons_state);
201     qemu_input_event_sync();
204 static void tablet_buttons(SpiceTabletInstance *sin,
205                            uint32_t buttons_state)
207     QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet);
209     spice_update_buttons(pointer, 0, buttons_state);
210     qemu_input_event_sync();
213 static const SpiceTabletInterface tablet_interface = {
214     .base.type          = SPICE_INTERFACE_TABLET,
215     .base.description   = "tablet",
216     .base.major_version = SPICE_INTERFACE_TABLET_MAJOR,
217     .base.minor_version = SPICE_INTERFACE_TABLET_MINOR,
218     .set_logical_size   = tablet_set_logical_size,
219     .position           = tablet_position,
220     .wheel              = tablet_wheel,
221     .buttons            = tablet_buttons,
224 static void mouse_mode_notifier(Notifier *notifier, void *data)
226     QemuSpicePointer *pointer = container_of(notifier, QemuSpicePointer, mouse_mode);
227     bool is_absolute  = qemu_input_is_absolute();
229     if (pointer->absolute == is_absolute) {
230         return;
231     }
233     if (is_absolute) {
234         qemu_spice.add_interface(&pointer->tablet.base);
235     } else {
236         spice_server_remove_interface(&pointer->tablet.base);
237     }
238     pointer->absolute = is_absolute;
241 void qemu_spice_input_init(void)
243     QemuSpiceKbd *kbd;
244     QemuSpicePointer *pointer;
246     kbd = g_malloc0(sizeof(*kbd));
247     kbd->sin.base.sif = &kbd_interface.base;
248     qemu_spice.add_interface(&kbd->sin.base);
249     qemu_add_led_event_handler(kbd_leds, kbd);
251     pointer = g_malloc0(sizeof(*pointer));
252     pointer->mouse.base.sif  = &mouse_interface.base;
253     pointer->tablet.base.sif = &tablet_interface.base;
254     qemu_spice.add_interface(&pointer->mouse.base);
256     pointer->absolute = false;
257     pointer->mouse_mode.notify = mouse_mode_notifier;
258     qemu_add_mouse_mode_change_notifier(&pointer->mouse_mode);
259     mouse_mode_notifier(&pointer->mouse_mode, NULL);