upstream: console changes.

1 files changed, 288 insertions, 0 deletions

diff --git a/input.c b/input.c
new file mode 100644
index 0000000..ec05548
--- /dev/null
+++ b/input.c
@@ -0,0 +1,288 @@
+/*
+ * 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.h"
+#include "net.h"
+#include "monitor.h"
+#include "console.h"
+#include "qjson.h"
+
+static QEMUPutKBDEvent *qemu_put_kbd_event;
+static void *qemu_put_kbd_event_opaque;
+static QTAILQ_HEAD(, QEMUPutLEDEntry) led_handlers = QTAILQ_HEAD_INITIALIZER(led_handlers);
+static QTAILQ_HEAD(, QEMUPutMouseEntry) mouse_handlers =
+    QTAILQ_HEAD_INITIALIZER(mouse_handlers);
+static NotifierList mouse_mode_notifiers = 
+    NOTIFIER_LIST_INITIALIZER(mouse_mode_notifiers);
+
+void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
+{
+    qemu_put_kbd_event_opaque = opaque;
+    qemu_put_kbd_event = func;
+}
+
+void qemu_remove_kbd_event_handler(void)
+{
+    qemu_put_kbd_event_opaque = NULL;
+    qemu_put_kbd_event = NULL;
+}
+
+static void check_mode_change(void)
+{
+    static int current_is_absolute, current_has_absolute;
+    int is_absolute;
+    int has_absolute;
+
+    is_absolute = kbd_mouse_is_absolute();
+    has_absolute = kbd_mouse_has_absolute();
+
+    if (is_absolute != current_is_absolute ||
+        has_absolute != current_has_absolute) {
+        notifier_list_notify(&mouse_mode_notifiers);
+    }
+
+    current_is_absolute = is_absolute;
+    current_has_absolute = has_absolute;
+}
+
+QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
+                                                void *opaque, int absolute,
+                                                const char *name)
+{
+    QEMUPutMouseEntry *s;
+    static int mouse_index = 0;
+
+    s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
+
+    s->qemu_put_mouse_event = func;
+    s->qemu_put_mouse_event_opaque = opaque;
+    s->qemu_put_mouse_event_absolute = absolute;
+    s->qemu_put_mouse_event_name = qemu_strdup(name);
+    s->index = mouse_index++;
+
+    QTAILQ_INSERT_TAIL(&mouse_handlers, s, node);
+
+    check_mode_change();
+
+    return s;
+}
+
+void qemu_activate_mouse_event_handler(QEMUPutMouseEntry *entry)
+{
+    QTAILQ_REMOVE(&mouse_handlers, entry, node);
+    QTAILQ_INSERT_HEAD(&mouse_handlers, entry, node);
+
+    check_mode_change();
+}
+
+void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
+{
+    QTAILQ_REMOVE(&mouse_handlers, entry, node);
+
+    qemu_free(entry->qemu_put_mouse_event_name);
+    qemu_free(entry);
+
+    check_mode_change();
+}
+
+QEMUPutLEDEntry *qemu_add_led_event_handler(QEMUPutLEDEvent *func,
+                                            void *opaque)
+{
+    QEMUPutLEDEntry *s;
+
+    s = qemu_mallocz(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);
+    qemu_free(entry);
+}
+
+void kbd_put_keycode(int keycode)
+{
+    if (qemu_put_kbd_event) {
+        qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
+    }
+}
+
+void kbd_put_ledstate(int ledstate)
+{
+    QEMUPutLEDEntry *cursor;
+
+    QTAILQ_FOREACH(cursor, &led_handlers, next) {
+        cursor->put_led(cursor->opaque, ledstate);
+    }
+}
+
+void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
+{
+    QEMUPutMouseEntry *entry;
+    QEMUPutMouseEvent *mouse_event;
+    void *mouse_event_opaque;
+    int width;
+
+    if (QTAILQ_EMPTY(&mouse_handlers)) {
+        return;
+    }
+
+    entry = QTAILQ_FIRST(&mouse_handlers);
+
+    mouse_event = entry->qemu_put_mouse_event;
+    mouse_event_opaque = entry->qemu_put_mouse_event_opaque;
+
+    if (mouse_event) {
+        if (graphic_rotate) {
+            if (entry->qemu_put_mouse_event_absolute)
+                width = 0x7fff;
+            else
+                width = graphic_width - 1;
+            mouse_event(mouse_event_opaque,
+                        width - dy, dx, dz, buttons_state);
+        } else
+            mouse_event(mouse_event_opaque,
+                        dx, dy, dz, buttons_state);
+    }
+}
+
+int kbd_mouse_is_absolute(void)
+{
+    if (QTAILQ_EMPTY(&mouse_handlers)) {
+        return 0;
+    }
+
+    return QTAILQ_FIRST(&mouse_handlers)->qemu_put_mouse_event_absolute;
+}
+
+int kbd_mouse_has_absolute(void)
+{
+    QEMUPutMouseEntry *entry;
+
+    QTAILQ_FOREACH(entry, &mouse_handlers, node) {
+        if (entry->qemu_put_mouse_event_absolute) {
+            return 1;
+        }
+    }
+
+    return 0;
+}
+
+static void info_mice_iter(QObject *data, void *opaque)
+{
+    QDict *mouse;
+    Monitor *mon = opaque;
+
+    mouse = qobject_to_qdict(data);
+    monitor_printf(mon, "%c Mouse #%" PRId64 ": %s%s\n",
+                  (qdict_get_bool(mouse, "current") ? '*' : ' '),
+                   qdict_get_int(mouse, "index"), qdict_get_str(mouse, "name"),
+                   qdict_get_bool(mouse, "absolute") ? " (absolute)" : "");
+}
+
+void do_info_mice_print(Monitor *mon, const QObject *data)
+{
+    QList *mice_list;
+
+    mice_list = qobject_to_qlist(data);
+    if (qlist_empty(mice_list)) {
+        monitor_printf(mon, "No mouse devices connected\n");
+        return;
+    }
+
+    qlist_iter(mice_list, info_mice_iter, mon);
+}
+
+void do_info_mice(Monitor *mon, QObject **ret_data)
+{
+    QEMUPutMouseEntry *cursor;
+    QList *mice_list;
+    int current;
+
+    mice_list = qlist_new();
+
+    if (QTAILQ_EMPTY(&mouse_handlers)) {
+        goto out;
+    }
+
+    current = QTAILQ_FIRST(&mouse_handlers)->index;
+
+    QTAILQ_FOREACH(cursor, &mouse_handlers, node) {
+        QObject *obj;
+        obj = qobject_from_jsonf("{ 'name': %s,"
+                                 "  'index': %d,"
+                                 "  'current': %i,"
+                                 "  'absolute': %i }",
+                                 cursor->qemu_put_mouse_event_name,
+                                 cursor->index,
+                                 cursor->index == current,
+                                 !!cursor->qemu_put_mouse_event_absolute);
+        qlist_append_obj(mice_list, obj);
+    }
+
+out:
+    *ret_data = QOBJECT(mice_list);
+}
+
+void do_mouse_set(Monitor *mon, const QDict *qdict)
+{
+    QEMUPutMouseEntry *cursor;
+    int index = qdict_get_int(qdict, "index");
+    int found = 0;
+
+    if (QTAILQ_EMPTY(&mouse_handlers)) {
+        monitor_printf(mon, "No mouse devices connected\n");
+        return;
+    }
+
+    QTAILQ_FOREACH(cursor, &mouse_handlers, node) {
+        if (cursor->index == index) {
+            found = 1;
+            qemu_activate_mouse_event_handler(cursor);
+            break;
+        }
+    }
+
+    if (!found) {
+        monitor_printf(mon, "Mouse at given index not found\n");
+    }
+
+    check_mode_change();
+}
+
+void qemu_add_mouse_mode_change_notifier(Notifier *notify)
+{
+    notifier_list_add(&mouse_mode_notifiers, notify);
+}
+
+void qemu_remove_mouse_mode_change_notifier(Notifier *notify)
+{
+    notifier_list_remove(&mouse_mode_notifiers, notify);
+}