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-rw-r--r--qemu/ui/input-legacy.c265
1 files changed, 265 insertions, 0 deletions
diff --git a/qemu/ui/input-legacy.c b/qemu/ui/input-legacy.c
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+++ b/qemu/ui/input-legacy.c
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+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "sysemu/sysemu.h"
+#include "ui/console.h"
+#include "qapi/error.h"
+#include "qmp-commands.h"
+#include "qapi-types.h"
+#include "ui/keymaps.h"
+#include "ui/input.h"
+
+struct QEMUPutMouseEntry {
+ QEMUPutMouseEvent *qemu_put_mouse_event;
+ void *qemu_put_mouse_event_opaque;
+ int qemu_put_mouse_event_absolute;
+
+ /* new input core */
+ QemuInputHandler h;
+ QemuInputHandlerState *s;
+ int axis[INPUT_AXIS_MAX];
+ int buttons;
+};
+
+struct QEMUPutKbdEntry {
+ QEMUPutKBDEvent *put_kbd;
+ void *opaque;
+ QemuInputHandlerState *s;
+};
+
+struct QEMUPutLEDEntry {
+ QEMUPutLEDEvent *put_led;
+ void *opaque;
+ QTAILQ_ENTRY(QEMUPutLEDEntry) next;
+};
+
+static QTAILQ_HEAD(, QEMUPutLEDEntry) led_handlers =
+ QTAILQ_HEAD_INITIALIZER(led_handlers);
+
+int index_from_key(const char *key)
+{
+ int i;
+
+ for (i = 0; QKeyCode_lookup[i] != NULL; i++) {
+ if (!strcmp(key, QKeyCode_lookup[i])) {
+ break;
+ }
+ }
+
+ /* Return Q_KEY_CODE_MAX if the key is invalid */
+ return i;
+}
+
+static KeyValue *copy_key_value(KeyValue *src)
+{
+ KeyValue *dst = g_new(KeyValue, 1);
+ memcpy(dst, src, sizeof(*src));
+ return dst;
+}
+
+void qmp_send_key(KeyValueList *keys, bool has_hold_time, int64_t hold_time,
+ Error **errp)
+{
+ KeyValueList *p;
+ KeyValue **up = NULL;
+ int count = 0;
+
+ if (!has_hold_time) {
+ hold_time = 0; /* use default */
+ }
+
+ for (p = keys; p != NULL; p = p->next) {
+ qemu_input_event_send_key(NULL, copy_key_value(p->value), true);
+ qemu_input_event_send_key_delay(hold_time);
+ up = g_realloc(up, sizeof(*up) * (count+1));
+ up[count] = copy_key_value(p->value);
+ count++;
+ }
+ while (count) {
+ count--;
+ qemu_input_event_send_key(NULL, up[count], false);
+ qemu_input_event_send_key_delay(hold_time);
+ }
+ g_free(up);
+}
+
+static void legacy_kbd_event(DeviceState *dev, QemuConsole *src,
+ InputEvent *evt)
+{
+ QEMUPutKbdEntry *entry = (QEMUPutKbdEntry *)dev;
+ int scancodes[3], i, count;
+
+ if (!entry || !entry->put_kbd) {
+ return;
+ }
+ count = qemu_input_key_value_to_scancode(evt->key->key,
+ evt->key->down,
+ scancodes);
+ for (i = 0; i < count; i++) {
+ entry->put_kbd(entry->opaque, scancodes[i]);
+ }
+}
+
+static QemuInputHandler legacy_kbd_handler = {
+ .name = "legacy-kbd",
+ .mask = INPUT_EVENT_MASK_KEY,
+ .event = legacy_kbd_event,
+};
+
+QEMUPutKbdEntry *qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
+{
+ QEMUPutKbdEntry *entry;
+
+ entry = g_new0(QEMUPutKbdEntry, 1);
+ entry->put_kbd = func;
+ entry->opaque = opaque;
+ entry->s = qemu_input_handler_register((DeviceState *)entry,
+ &legacy_kbd_handler);
+ qemu_input_handler_activate(entry->s);
+ return entry;
+}
+
+static void legacy_mouse_event(DeviceState *dev, QemuConsole *src,
+ InputEvent *evt)
+{
+ static const int bmap[INPUT_BUTTON_MAX] = {
+ [INPUT_BUTTON_LEFT] = MOUSE_EVENT_LBUTTON,
+ [INPUT_BUTTON_MIDDLE] = MOUSE_EVENT_MBUTTON,
+ [INPUT_BUTTON_RIGHT] = MOUSE_EVENT_RBUTTON,
+ };
+ QEMUPutMouseEntry *s = (QEMUPutMouseEntry *)dev;
+
+ switch (evt->kind) {
+ case INPUT_EVENT_KIND_BTN:
+ if (evt->btn->down) {
+ s->buttons |= bmap[evt->btn->button];
+ } else {
+ s->buttons &= ~bmap[evt->btn->button];
+ }
+ if (evt->btn->down && evt->btn->button == INPUT_BUTTON_WHEEL_UP) {
+ s->qemu_put_mouse_event(s->qemu_put_mouse_event_opaque,
+ s->axis[INPUT_AXIS_X],
+ s->axis[INPUT_AXIS_Y],
+ -1,
+ s->buttons);
+ }
+ if (evt->btn->down && evt->btn->button == INPUT_BUTTON_WHEEL_DOWN) {
+ s->qemu_put_mouse_event(s->qemu_put_mouse_event_opaque,
+ s->axis[INPUT_AXIS_X],
+ s->axis[INPUT_AXIS_Y],
+ 1,
+ s->buttons);
+ }
+ break;
+ case INPUT_EVENT_KIND_ABS:
+ s->axis[evt->abs->axis] = evt->abs->value;
+ break;
+ case INPUT_EVENT_KIND_REL:
+ s->axis[evt->rel->axis] += evt->rel->value;
+ break;
+ default:
+ break;
+ }
+}
+
+static void legacy_mouse_sync(DeviceState *dev)
+{
+ QEMUPutMouseEntry *s = (QEMUPutMouseEntry *)dev;
+
+ s->qemu_put_mouse_event(s->qemu_put_mouse_event_opaque,
+ s->axis[INPUT_AXIS_X],
+ s->axis[INPUT_AXIS_Y],
+ 0,
+ s->buttons);
+
+ if (!s->qemu_put_mouse_event_absolute) {
+ s->axis[INPUT_AXIS_X] = 0;
+ s->axis[INPUT_AXIS_Y] = 0;
+ }
+}
+
+QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
+ void *opaque, int absolute,
+ const char *name)
+{
+ QEMUPutMouseEntry *s;
+
+ s = g_malloc0(sizeof(QEMUPutMouseEntry));
+
+ s->qemu_put_mouse_event = func;
+ s->qemu_put_mouse_event_opaque = opaque;
+ s->qemu_put_mouse_event_absolute = absolute;
+
+ s->h.name = name;
+ s->h.mask = INPUT_EVENT_MASK_BTN |
+ (absolute ? INPUT_EVENT_MASK_ABS : INPUT_EVENT_MASK_REL);
+ s->h.event = legacy_mouse_event;
+ s->h.sync = legacy_mouse_sync;
+ s->s = qemu_input_handler_register((DeviceState *)s,
+ &s->h);
+
+ return s;
+}
+
+void qemu_activate_mouse_event_handler(QEMUPutMouseEntry *entry)
+{
+ qemu_input_handler_activate(entry->s);
+}
+
+void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
+{
+ qemu_input_handler_unregister(entry->s);
+
+ g_free(entry);
+}
+
+QEMUPutLEDEntry *qemu_add_led_event_handler(QEMUPutLEDEvent *func,
+ void *opaque)
+{
+ QEMUPutLEDEntry *s;
+
+ s = g_malloc0(sizeof(QEMUPutLEDEntry));
+
+ s->put_led = func;
+ s->opaque = opaque;
+ QTAILQ_INSERT_TAIL(&led_handlers, s, next);
+ return s;
+}
+
+void qemu_remove_led_event_handler(QEMUPutLEDEntry *entry)
+{
+ if (entry == NULL)
+ return;
+ QTAILQ_REMOVE(&led_handlers, entry, next);
+ g_free(entry);
+}
+
+void kbd_put_ledstate(int ledstate)
+{
+ QEMUPutLEDEntry *cursor;
+
+ QTAILQ_FOREACH(cursor, &led_handlers, next) {
+ cursor->put_led(cursor->opaque, ledstate);
+ }
+}