qapi: Convert query-mice

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>

hmp.c

@@ -94,6 +94,26 @@ void hmp_info_chardev(Monitor *mon)
     qapi_free_ChardevInfoList(char_info);
 }
 
+void hmp_info_mice(Monitor *mon)
+{
+    MouseInfoList *mice_list, *mouse;
+
+    mice_list = qmp_query_mice(NULL);
+    if (!mice_list) {
+        monitor_printf(mon, "No mouse devices connected\n");
+        return;
+    }
+
+    for (mouse = mice_list; mouse; mouse = mouse->next) {
+        monitor_printf(mon, "%c Mouse #%" PRId64 ": %s%s\n",
+                       mouse->value->current ? '*' : ' ',
+                       mouse->value->index, mouse->value->name,
+                       mouse->value->absolute ? " (absolute)" : "");
+    }
+
+    qapi_free_MouseInfoList(mice_list);
+}
+
 void hmp_quit(Monitor *mon, const QDict *qdict)
 {
     monitor_suspend(mon);

hmp.h

@@ -23,6 +23,7 @@ void hmp_info_kvm(Monitor *mon);
 void hmp_info_status(Monitor *mon);
 void hmp_info_uuid(Monitor *mon);
 void hmp_info_chardev(Monitor *mon);
+void hmp_info_mice(Monitor *mon);
 void hmp_quit(Monitor *mon, const QDict *qdict);
 void hmp_stop(Monitor *mon, const QDict *qdict);
 void hmp_system_reset(Monitor *mon, const QDict *qdict);

input.c

@@ -26,7 +26,8 @@
 #include "net.h"
 #include "monitor.h"
 #include "console.h"
-#include "qjson.h"
+#include "error.h"
+#include "qmp-commands.h"
 
 static QEMUPutKBDEvent *qemu_put_kbd_event;
 static void *qemu_put_kbd_event_opaque;
@@ -211,60 +212,27 @@ int kbd_mouse_has_absolute(void)
     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)
+MouseInfoList *qmp_query_mice(Error **errp)
 {
+    MouseInfoList *mice_list = NULL;
     QEMUPutMouseEntry *cursor;
-    QList *mice_list;
-    int current;
-
-    mice_list = qlist_new();
-
-    if (QTAILQ_EMPTY(&mouse_handlers)) {
-        goto out;
-    }
-
-    current = QTAILQ_FIRST(&mouse_handlers)->index;
+    bool current = true;
 
     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);
+        MouseInfoList *info = g_malloc0(sizeof(*info));
+        info->value = g_malloc0(sizeof(*info->value));
+        info->value->name = g_strdup(cursor->qemu_put_mouse_event_name);
+        info->value->index = cursor->index;
+        info->value->absolute = !!cursor->qemu_put_mouse_event_absolute;
+        info->value->current = current;
+
+        current = false;
+
+        info->next = mice_list;
+        mice_list = info;
     }
 
-out:
-    *ret_data = QOBJECT(mice_list);
+    return mice_list;
 }
 
 void do_mouse_set(Monitor *mon, const QDict *qdict)

monitor.c

@@ -2942,8 +2942,7 @@ static const mon_cmd_t info_cmds[] = {
         .args_type  = "",
         .params     = "",
         .help       = "show which guest mouse is receiving events",
-        .user_print = do_info_mice_print,
-        .mhandler.info_new = do_info_mice,
+        .mhandler.info = hmp_info_mice,
     },
     {
         .name       = "vnc",
@@ -3092,14 +3091,6 @@ static const mon_cmd_t qmp_query_cmds[] = {
         .user_print = do_pci_info_print,
         .mhandler.info_new = do_pci_info,
     },
-    {
-        .name       = "mice",
-        .args_type  = "",
-        .params     = "",
-        .help       = "show which guest mouse is receiving events",
-        .user_print = do_info_mice_print,
-        .mhandler.info_new = do_info_mice,
-    },
     {
         .name       = "vnc",
         .args_type  = "",

qapi-schema.json

@@ -225,6 +225,36 @@
 ##
 { 'command': 'query-commands', 'returns': ['CommandInfo'] }
 
+##
+# @MouseInfo:
+#
+# Information about a mouse device.
+#
+# @name: the name of the mouse device
+#
+# @index: the index of the mouse device
+#
+# @current: true if this device is currently receiving mouse events
+#
+# @absolute: true if this device supports absolute coordinates as input
+#
+# Since: 0.14.0
+##
+{ 'type': 'MouseInfo',
+  'data': {'name': 'str', 'index': 'int', 'current': 'bool',
+           'absolute': 'bool'} }
+
+##
+# @query-mice:
+#
+# Returns information about each active mouse device
+#
+# Returns: a list of @MouseInfo for each device
+#
+# Since: 0.14.0
+##
+{ 'command': 'query-mice', 'returns': ['MouseInfo'] }
+
 ##
 # @quit:
 #

qmp-commands.hx

@@ -1663,6 +1663,12 @@ Example:
 
 EQMP
 
+    {
+        .name       = "query-mice",
+        .args_type  = "",
+        .mhandler.cmd_new = qmp_marshal_input_query_mice,
+    },
+
 SQMP
 query-vnc
 ---------