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1.1 root 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: */
17:
18: #include <stdlib.h>
19: #include <stdio.h>
20: #include <stdbool.h>
21: #include <string.h>
22:
23: #include <spice.h>
24: #include <spice/enums.h>
25:
26: #include "qemu-common.h"
27: #include "qemu-spice.h"
28: #include "console.h"
29:
30: /* keyboard bits */
31:
32: typedef struct QemuSpiceKbd {
33: SpiceKbdInstance sin;
34: int ledstate;
35: } QemuSpiceKbd;
36:
37: static void kbd_push_key(SpiceKbdInstance *sin, uint8_t frag);
38: static uint8_t kbd_get_leds(SpiceKbdInstance *sin);
39: static void kbd_leds(void *opaque, int l);
40:
41: static const SpiceKbdInterface kbd_interface = {
42: .base.type = SPICE_INTERFACE_KEYBOARD,
43: .base.description = "qemu keyboard",
44: .base.major_version = SPICE_INTERFACE_KEYBOARD_MAJOR,
45: .base.minor_version = SPICE_INTERFACE_KEYBOARD_MINOR,
46: .push_scan_freg = kbd_push_key,
47: .get_leds = kbd_get_leds,
48: };
49:
50: static void kbd_push_key(SpiceKbdInstance *sin, uint8_t frag)
51: {
52: kbd_put_keycode(frag);
53: }
54:
55: static uint8_t kbd_get_leds(SpiceKbdInstance *sin)
56: {
57: QemuSpiceKbd *kbd = container_of(sin, QemuSpiceKbd, sin);
58: return kbd->ledstate;
59: }
60:
61: static void kbd_leds(void *opaque, int ledstate)
62: {
63: QemuSpiceKbd *kbd = opaque;
64:
65: kbd->ledstate = 0;
66: if (ledstate & QEMU_SCROLL_LOCK_LED) {
67: kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_SCROLL_LOCK;
68: }
69: if (ledstate & QEMU_NUM_LOCK_LED) {
70: kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_NUM_LOCK;
71: }
72: if (ledstate & QEMU_CAPS_LOCK_LED) {
73: kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_CAPS_LOCK;
74: }
75: spice_server_kbd_leds(&kbd->sin, ledstate);
76: }
77:
78: /* mouse bits */
79:
80: typedef struct QemuSpicePointer {
81: SpiceMouseInstance mouse;
82: SpiceTabletInstance tablet;
83: int width, height, x, y;
84: Notifier mouse_mode;
85: bool absolute;
86: } QemuSpicePointer;
87:
88: static int map_buttons(int spice_buttons)
89: {
90: int qemu_buttons = 0;
91:
92: /*
93: * Note: SPICE_MOUSE_BUTTON_* specifies the wire protocol but this
94: * isn't what we get passed in via interface callbacks for the
95: * middle and right button ...
96: */
97: if (spice_buttons & SPICE_MOUSE_BUTTON_MASK_LEFT) {
98: qemu_buttons |= MOUSE_EVENT_LBUTTON;
99: }
100: if (spice_buttons & 0x04 /* SPICE_MOUSE_BUTTON_MASK_MIDDLE */) {
101: qemu_buttons |= MOUSE_EVENT_MBUTTON;
102: }
103: if (spice_buttons & 0x02 /* SPICE_MOUSE_BUTTON_MASK_RIGHT */) {
104: qemu_buttons |= MOUSE_EVENT_RBUTTON;
105: }
106: return qemu_buttons;
107: }
108:
109: static void mouse_motion(SpiceMouseInstance *sin, int dx, int dy, int dz,
110: uint32_t buttons_state)
111: {
112: kbd_mouse_event(dx, dy, dz, map_buttons(buttons_state));
113: }
114:
115: static void mouse_buttons(SpiceMouseInstance *sin, uint32_t buttons_state)
116: {
117: kbd_mouse_event(0, 0, 0, map_buttons(buttons_state));
118: }
119:
120: static const SpiceMouseInterface mouse_interface = {
121: .base.type = SPICE_INTERFACE_MOUSE,
122: .base.description = "mouse",
123: .base.major_version = SPICE_INTERFACE_MOUSE_MAJOR,
124: .base.minor_version = SPICE_INTERFACE_MOUSE_MINOR,
125: .motion = mouse_motion,
126: .buttons = mouse_buttons,
127: };
128:
129: static void tablet_set_logical_size(SpiceTabletInstance* sin, int width, int height)
130: {
131: QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet);
132:
133: if (height < 16) {
134: height = 16;
135: }
136: if (width < 16) {
137: width = 16;
138: }
139: pointer->width = width;
140: pointer->height = height;
141: }
142:
143: static void tablet_position(SpiceTabletInstance* sin, int x, int y,
144: uint32_t buttons_state)
145: {
146: QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet);
147:
148: pointer->x = x * 0x7FFF / (pointer->width - 1);
149: pointer->y = y * 0x7FFF / (pointer->height - 1);
150: kbd_mouse_event(pointer->x, pointer->y, 0, map_buttons(buttons_state));
151: }
152:
153:
154: static void tablet_wheel(SpiceTabletInstance* sin, int wheel,
155: uint32_t buttons_state)
156: {
157: QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet);
158:
159: kbd_mouse_event(pointer->x, pointer->y, wheel, map_buttons(buttons_state));
160: }
161:
162: static void tablet_buttons(SpiceTabletInstance *sin,
163: uint32_t buttons_state)
164: {
165: QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet);
166:
167: kbd_mouse_event(pointer->x, pointer->y, 0, map_buttons(buttons_state));
168: }
169:
170: static const SpiceTabletInterface tablet_interface = {
171: .base.type = SPICE_INTERFACE_TABLET,
172: .base.description = "tablet",
173: .base.major_version = SPICE_INTERFACE_TABLET_MAJOR,
174: .base.minor_version = SPICE_INTERFACE_TABLET_MINOR,
175: .set_logical_size = tablet_set_logical_size,
176: .position = tablet_position,
177: .wheel = tablet_wheel,
178: .buttons = tablet_buttons,
179: };
180:
1.1.1.2 ! root 181: static void mouse_mode_notifier(Notifier *notifier, void *data)
1.1 root 182: {
183: QemuSpicePointer *pointer = container_of(notifier, QemuSpicePointer, mouse_mode);
184: bool is_absolute = kbd_mouse_is_absolute();
185:
186: if (pointer->absolute == is_absolute) {
187: return;
188: }
189:
190: if (is_absolute) {
191: qemu_spice_add_interface(&pointer->tablet.base);
192: } else {
193: spice_server_remove_interface(&pointer->tablet.base);
194: }
195: pointer->absolute = is_absolute;
196: }
197:
198: void qemu_spice_input_init(void)
199: {
200: QemuSpiceKbd *kbd;
201: QemuSpicePointer *pointer;
202:
203: kbd = qemu_mallocz(sizeof(*kbd));
204: kbd->sin.base.sif = &kbd_interface.base;
205: qemu_spice_add_interface(&kbd->sin.base);
206: qemu_add_led_event_handler(kbd_leds, kbd);
207:
208: pointer = qemu_mallocz(sizeof(*pointer));
209: pointer->mouse.base.sif = &mouse_interface.base;
210: pointer->tablet.base.sif = &tablet_interface.base;
211: qemu_spice_add_interface(&pointer->mouse.base);
212:
213: pointer->absolute = false;
214: pointer->mouse_mode.notify = mouse_mode_notifier;
215: qemu_add_mouse_mode_change_notifier(&pointer->mouse_mode);
1.1.1.2 ! root 216: mouse_mode_notifier(&pointer->mouse_mode, NULL);
1.1 root 217: }
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