root / ui / spice-input.c @ 7267c094
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/*
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* Copyright (C) 2010 Red Hat, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 or
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* (at your option) version 3 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h> |
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#include <stdio.h> |
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#include <stdbool.h> |
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#include <string.h> |
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#include <spice.h> |
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#include <spice/enums.h> |
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#include "qemu-common.h" |
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#include "qemu-spice.h" |
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#include "console.h" |
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/* keyboard bits */
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typedef struct QemuSpiceKbd { |
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SpiceKbdInstance sin; |
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int ledstate;
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} QemuSpiceKbd; |
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static void kbd_push_key(SpiceKbdInstance *sin, uint8_t frag); |
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static uint8_t kbd_get_leds(SpiceKbdInstance *sin);
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static void kbd_leds(void *opaque, int l); |
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static const SpiceKbdInterface kbd_interface = { |
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.base.type = SPICE_INTERFACE_KEYBOARD, |
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.base.description = "qemu keyboard",
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.base.major_version = SPICE_INTERFACE_KEYBOARD_MAJOR, |
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.base.minor_version = SPICE_INTERFACE_KEYBOARD_MINOR, |
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.push_scan_freg = kbd_push_key, |
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.get_leds = kbd_get_leds, |
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}; |
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static void kbd_push_key(SpiceKbdInstance *sin, uint8_t frag) |
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{ |
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kbd_put_keycode(frag); |
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} |
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static uint8_t kbd_get_leds(SpiceKbdInstance *sin)
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{ |
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QemuSpiceKbd *kbd = container_of(sin, QemuSpiceKbd, sin); |
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return kbd->ledstate;
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} |
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static void kbd_leds(void *opaque, int ledstate) |
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{ |
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QemuSpiceKbd *kbd = opaque; |
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kbd->ledstate = 0;
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if (ledstate & QEMU_SCROLL_LOCK_LED) {
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kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_SCROLL_LOCK; |
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} |
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if (ledstate & QEMU_NUM_LOCK_LED) {
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kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_NUM_LOCK; |
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} |
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if (ledstate & QEMU_CAPS_LOCK_LED) {
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kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_CAPS_LOCK; |
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} |
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spice_server_kbd_leds(&kbd->sin, ledstate); |
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} |
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/* mouse bits */
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typedef struct QemuSpicePointer { |
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SpiceMouseInstance mouse; |
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SpiceTabletInstance tablet; |
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int width, height, x, y;
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Notifier mouse_mode; |
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bool absolute;
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} QemuSpicePointer; |
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static int map_buttons(int spice_buttons) |
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{ |
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int qemu_buttons = 0; |
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/*
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* Note: SPICE_MOUSE_BUTTON_* specifies the wire protocol but this
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* isn't what we get passed in via interface callbacks for the
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* middle and right button ...
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*/
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if (spice_buttons & SPICE_MOUSE_BUTTON_MASK_LEFT) {
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qemu_buttons |= MOUSE_EVENT_LBUTTON; |
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} |
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if (spice_buttons & 0x04 /* SPICE_MOUSE_BUTTON_MASK_MIDDLE */) { |
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qemu_buttons |= MOUSE_EVENT_MBUTTON; |
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} |
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if (spice_buttons & 0x02 /* SPICE_MOUSE_BUTTON_MASK_RIGHT */) { |
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qemu_buttons |= MOUSE_EVENT_RBUTTON; |
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} |
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return qemu_buttons;
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} |
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static void mouse_motion(SpiceMouseInstance *sin, int dx, int dy, int dz, |
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uint32_t buttons_state) |
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{ |
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kbd_mouse_event(dx, dy, dz, map_buttons(buttons_state)); |
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} |
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static void mouse_buttons(SpiceMouseInstance *sin, uint32_t buttons_state) |
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{ |
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kbd_mouse_event(0, 0, 0, map_buttons(buttons_state)); |
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} |
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static const SpiceMouseInterface mouse_interface = { |
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.base.type = SPICE_INTERFACE_MOUSE, |
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.base.description = "mouse",
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.base.major_version = SPICE_INTERFACE_MOUSE_MAJOR, |
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.base.minor_version = SPICE_INTERFACE_MOUSE_MINOR, |
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.motion = mouse_motion, |
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.buttons = mouse_buttons, |
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}; |
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static void tablet_set_logical_size(SpiceTabletInstance* sin, int width, int height) |
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{ |
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QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet); |
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if (height < 16) { |
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height = 16;
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} |
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if (width < 16) { |
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width = 16;
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} |
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pointer->width = width; |
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pointer->height = height; |
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} |
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static void tablet_position(SpiceTabletInstance* sin, int x, int y, |
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uint32_t buttons_state) |
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{ |
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QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet); |
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pointer->x = x * 0x7FFF / (pointer->width - 1); |
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pointer->y = y * 0x7FFF / (pointer->height - 1); |
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kbd_mouse_event(pointer->x, pointer->y, 0, map_buttons(buttons_state));
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} |
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static void tablet_wheel(SpiceTabletInstance* sin, int wheel, |
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uint32_t buttons_state) |
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{ |
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QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet); |
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kbd_mouse_event(pointer->x, pointer->y, wheel, map_buttons(buttons_state)); |
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} |
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static void tablet_buttons(SpiceTabletInstance *sin, |
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uint32_t buttons_state) |
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{ |
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QemuSpicePointer *pointer = container_of(sin, QemuSpicePointer, tablet); |
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kbd_mouse_event(pointer->x, pointer->y, 0, map_buttons(buttons_state));
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} |
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static const SpiceTabletInterface tablet_interface = { |
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.base.type = SPICE_INTERFACE_TABLET, |
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.base.description = "tablet",
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.base.major_version = SPICE_INTERFACE_TABLET_MAJOR, |
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.base.minor_version = SPICE_INTERFACE_TABLET_MINOR, |
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.set_logical_size = tablet_set_logical_size, |
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.position = tablet_position, |
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.wheel = tablet_wheel, |
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.buttons = tablet_buttons, |
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}; |
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static void mouse_mode_notifier(Notifier *notifier, void *data) |
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{ |
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QemuSpicePointer *pointer = container_of(notifier, QemuSpicePointer, mouse_mode); |
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bool is_absolute = kbd_mouse_is_absolute();
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if (pointer->absolute == is_absolute) {
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return;
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} |
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if (is_absolute) {
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qemu_spice_add_interface(&pointer->tablet.base); |
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} else {
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spice_server_remove_interface(&pointer->tablet.base); |
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} |
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pointer->absolute = is_absolute; |
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} |
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void qemu_spice_input_init(void) |
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{ |
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QemuSpiceKbd *kbd; |
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QemuSpicePointer *pointer; |
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kbd = g_malloc0(sizeof(*kbd));
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kbd->sin.base.sif = &kbd_interface.base; |
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qemu_spice_add_interface(&kbd->sin.base); |
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qemu_add_led_event_handler(kbd_leds, kbd); |
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pointer = g_malloc0(sizeof(*pointer));
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pointer->mouse.base.sif = &mouse_interface.base; |
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pointer->tablet.base.sif = &tablet_interface.base; |
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qemu_spice_add_interface(&pointer->mouse.base); |
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pointer->absolute = false;
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pointer->mouse_mode.notify = mouse_mode_notifier; |
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qemu_add_mouse_mode_change_notifier(&pointer->mouse_mode); |
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mouse_mode_notifier(&pointer->mouse_mode, NULL);
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} |