Merge remote-tracking branch 'remotes/spice/tags/pull-spice-20150427-1' into staging

spice: misc fixes.

# gpg: Signature made Mon Apr 27 12:03:16 2015 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/spice/tags/pull-spice-20150427-1:
  spice: learn to hide cursor
  spice: set pointer position on hotspot
  spice: fix mouse cursor position
  spice: fix simple display on bigendian hosts
  monitor: Make client_migrate_info synchronous

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
diff --git a/VERSION b/VERSION
index c3c2c0e..58e1f4f 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.2.94
+2.3.50
diff --git a/balloon.c b/balloon.c
index 70c00f5..c7033e3 100644
--- a/balloon.c
+++ b/balloon.c
@@ -58,7 +58,6 @@
         /* We're already registered one balloon handler.  How many can
          * a guest really have?
          */
-        error_report("Another balloon device already registered");
         return -1;
     }
     balloon_event_fn = event_func;
diff --git a/hw/virtio/virtio-balloon.c b/hw/virtio/virtio-balloon.c
index 95b0643..484c3c3 100644
--- a/hw/virtio/virtio-balloon.c
+++ b/hw/virtio/virtio-balloon.c
@@ -383,7 +383,7 @@
                                    virtio_balloon_stat, s);
 
     if (ret < 0) {
-        error_setg(errp, "Adding balloon handler failed");
+        error_setg(errp, "Only one balloon device is supported");
         virtio_cleanup(vdev);
         return;
     }
diff --git a/include/ui/console.h b/include/ui/console.h
index 2f5b9f0..03cd665 100644
--- a/include/ui/console.h
+++ b/include/ui/console.h
@@ -307,6 +307,7 @@
 bool qemu_console_is_visible(QemuConsole *con);
 bool qemu_console_is_graphic(QemuConsole *con);
 bool qemu_console_is_fixedsize(QemuConsole *con);
+char *qemu_console_get_label(QemuConsole *con);
 int qemu_console_get_index(QemuConsole *con);
 uint32_t qemu_console_get_head(QemuConsole *con);
 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con);
diff --git a/monitor.c b/monitor.c
index 4b64037..056cce3 100644
--- a/monitor.c
+++ b/monitor.c
@@ -4782,10 +4782,22 @@
     return (mon->suspend_cnt == 0) ? 1 : 0;
 }
 
-static int invalid_qmp_mode(const Monitor *mon, const mon_cmd_t *cmd)
+static bool invalid_qmp_mode(const Monitor *mon, const mon_cmd_t *cmd)
 {
-    int is_cap = cmd->mhandler.cmd_new == do_qmp_capabilities;
-    return (qmp_cmd_mode(mon) ? is_cap : !is_cap);
+    bool is_cap = cmd->mhandler.cmd_new == do_qmp_capabilities;
+    if (is_cap && qmp_cmd_mode(mon)) {
+        qerror_report(ERROR_CLASS_COMMAND_NOT_FOUND,
+                      "Capabilities negotiation is already complete, command "
+                      "'%s' ignored", cmd->name);
+        return true;
+    }
+    if (!is_cap && !qmp_cmd_mode(mon)) {
+        qerror_report(ERROR_CLASS_COMMAND_NOT_FOUND,
+                      "Expecting capabilities negotiation with "
+                      "'qmp_capabilities' before command '%s'", cmd->name);
+        return true;
+    }
+    return false;
 }
 
 /*
@@ -5079,11 +5091,14 @@
     cmd_name = qdict_get_str(input, "execute");
     trace_handle_qmp_command(mon, cmd_name);
     cmd = qmp_find_cmd(cmd_name);
-    if (!cmd || invalid_qmp_mode(mon, cmd)) {
+    if (!cmd) {
         qerror_report(ERROR_CLASS_COMMAND_NOT_FOUND,
                       "The command %s has not been found", cmd_name);
         goto err_out;
     }
+    if (invalid_qmp_mode(mon, cmd)) {
+        goto err_out;
+    }
 
     obj = qdict_get(input, "arguments");
     if (!obj) {
diff --git a/qmp-commands.hx b/qmp-commands.hx
index 35ef759..1e59541 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -332,7 +332,7 @@
 
     {
         .name       = "send-key",
-        .args_type  = "keys:O,hold-time:i?",
+        .args_type  = "keys:q,hold-time:i?",
         .mhandler.cmd_new = qmp_marshal_input_send_key,
     },
 
@@ -3287,7 +3287,7 @@
 
     {
         .name       = "migrate-set-capabilities",
-        .args_type  = "capabilities:O",
+        .args_type  = "capabilities:q",
         .params     = "capability:s,state:b",
 	.mhandler.cmd_new = qmp_marshal_input_migrate_set_capabilities,
     },
diff --git a/scripts/qapi-visit.py b/scripts/qapi-visit.py
index 8f845a2..1be4d67 100644
--- a/scripts/qapi-visit.py
+++ b/scripts/qapi-visit.py
@@ -2,7 +2,7 @@
 # QAPI visitor generator
 #
 # Copyright IBM, Corp. 2011
-# Copyright (C) 2014 Red Hat, Inc.
+# Copyright (C) 2014-2015 Red Hat, Inc.
 #
 # Authors:
 #  Anthony Liguori <aliguori@us.ibm.com>
@@ -401,34 +401,31 @@
 
     return ret
 
-def generate_declaration(name, members, genlist=True, builtin_type=False):
+def generate_declaration(name, members, builtin_type=False):
     ret = ""
     if not builtin_type:
         ret += mcgen('''
 
 void visit_type_%(name)s(Visitor *m, %(name)s **obj, const char *name, Error **errp);
 ''',
-                    name=name)
+                     name=name)
 
-    if genlist:
-        ret += mcgen('''
+    ret += mcgen('''
 void visit_type_%(name)sList(Visitor *m, %(name)sList **obj, const char *name, Error **errp);
 ''',
                  name=name)
 
     return ret
 
-def generate_enum_declaration(name, members, genlist=True):
-    ret = ""
-    if genlist:
-        ret += mcgen('''
+def generate_enum_declaration(name, members):
+    ret = mcgen('''
 void visit_type_%(name)sList(Visitor *m, %(name)sList **obj, const char *name, Error **errp);
 ''',
-                     name=name)
+                name=name)
 
     return ret
 
-def generate_decl_enum(name, members, genlist=True):
+def generate_decl_enum(name, members):
     return mcgen('''
 
 void visit_type_%(name)s(Visitor *m, %(name)s *obj, const char *name, Error **errp);
@@ -542,8 +539,7 @@
 # for built-in types in our header files and simply guard them
 fdecl.write(guardstart("QAPI_VISIT_BUILTIN_VISITOR_DECL"))
 for typename in builtin_types:
-    fdecl.write(generate_declaration(typename, None, genlist=True,
-                                     builtin_type=True))
+    fdecl.write(generate_declaration(typename, None, builtin_type=True))
 fdecl.write(guardend("QAPI_VISIT_BUILTIN_VISITOR_DECL"))
 
 # ...this doesn't work for cases where we link in multiple objects that
diff --git a/ui/console.c b/ui/console.c
index b15ca87..2927513 100644
--- a/ui/console.c
+++ b/ui/console.c
@@ -1788,6 +1788,21 @@
     return con && (con->console_type != TEXT_CONSOLE);
 }
 
+char *qemu_console_get_label(QemuConsole *con)
+{
+    if (con->console_type == GRAPHIC_CONSOLE) {
+        if (con->device) {
+            return g_strdup(object_get_typename(con->device));
+        }
+        return g_strdup("VGA");
+    } else {
+        if (con->chr && con->chr->label) {
+            return g_strdup(con->chr->label);
+        }
+        return g_strdup_printf("vc%d", con->index);
+    }
+}
+
 int qemu_console_get_index(QemuConsole *con)
 {
     if (con == NULL) {
diff --git a/ui/gtk.c b/ui/gtk.c
index 51abac9..51ea1b9 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -170,6 +170,7 @@
     GtkWidget *window;
     GtkWidget *menu_item;
     GtkWidget *tab_item;
+    GtkWidget *focus;
     VirtualConsoleType type;
     union {
         VirtualGfxConsole gfx;
@@ -230,6 +231,7 @@
 
     bool modifier_pressed[ARRAY_SIZE(modifier_keycode)];
     bool has_evdev;
+    bool ignore_keys;
 };
 
 static void gd_grab_pointer(VirtualConsole *vc);
@@ -290,7 +292,8 @@
     GtkDisplayState *s = vc->s;
     GdkWindow *window;
 
-    if (vc->type != GD_VC_GFX) {
+    if (vc->type != GD_VC_GFX ||
+        !qemu_console_is_graphic(vc->gfx.dcl.con)) {
         return;
     }
 
@@ -363,6 +366,9 @@
     GtkWindow *geo_window;
 
     if (vc->type == GD_VC_GFX) {
+        if (!vc->gfx.ds) {
+            return;
+        }
         if (s->free_scale) {
             geo.min_width  = surface_width(vc->gfx.ds) * VC_SCALE_MIN;
             geo.min_height = surface_height(vc->gfx.ds) * VC_SCALE_MIN;
@@ -427,7 +433,8 @@
     VirtualConsole *vc = gd_vc_find_current(s);
     int i, keycode;
 
-    if (vc->type != GD_VC_GFX) {
+    if (vc->type != GD_VC_GFX ||
+        !qemu_console_is_graphic(vc->gfx.dcl.con)) {
         return;
     }
     for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
@@ -455,6 +462,7 @@
                       int x, int y, int w, int h)
 {
     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
+    GdkWindow *win;
     int x1, x2, y1, y2;
     int mx, my;
     int fbw, fbh;
@@ -481,8 +489,11 @@
     fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
     fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 
-    gdk_drawable_get_size(gtk_widget_get_window(vc->gfx.drawing_area),
-                          &ww, &wh);
+    win = gtk_widget_get_window(vc->gfx.drawing_area);
+    if (!win) {
+        return;
+    }
+    gdk_drawable_get_size(win, &ww, &wh);
 
     mx = my = 0;
     if (ww > fbw) {
@@ -574,22 +585,28 @@
     VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
     bool resized = true;
 
-    trace_gd_switch(vc->label, surface_width(surface), surface_height(surface));
+    trace_gd_switch(vc->label,
+                    surface ? surface_width(surface)  : 0,
+                    surface ? surface_height(surface) : 0);
 
     if (vc->gfx.surface) {
         cairo_surface_destroy(vc->gfx.surface);
+        vc->gfx.surface = NULL;
+    }
+    if (vc->gfx.convert) {
+        pixman_image_unref(vc->gfx.convert);
+        vc->gfx.convert = NULL;
     }
 
-    if (vc->gfx.ds &&
+    if (vc->gfx.ds && surface &&
         surface_width(vc->gfx.ds) == surface_width(surface) &&
         surface_height(vc->gfx.ds) == surface_height(surface)) {
         resized = false;
     }
     vc->gfx.ds = surface;
 
-    if (vc->gfx.convert) {
-        pixman_image_unref(vc->gfx.convert);
-        vc->gfx.convert = NULL;
+    if (!surface) {
+        return;
     }
 
     if (surface->format == PIXMAN_x8r8g8b8) {
@@ -690,6 +707,9 @@
     if (!gtk_widget_get_realized(widget)) {
         return FALSE;
     }
+    if (!vc->gfx.ds) {
+        return FALSE;
+    }
 
     fbw = surface_width(vc->gfx.ds);
     fbh = surface_height(vc->gfx.ds);
@@ -771,6 +791,10 @@
     int fbh, fbw;
     int ww, wh;
 
+    if (!vc->gfx.ds) {
+        return TRUE;
+    }
+
     fbw = surface_width(vc->gfx.ds) * vc->gfx.scale_x;
     fbh = surface_height(vc->gfx.ds) * vc->gfx.scale_y;
 
@@ -945,6 +969,23 @@
     return qemu_keycode;
 }
 
+static gboolean gd_text_key_down(GtkWidget *widget,
+                                 GdkEventKey *key, void *opaque)
+{
+    VirtualConsole *vc = opaque;
+    QemuConsole *con = vc->gfx.dcl.con;
+
+    if (key->length) {
+        kbd_put_string_console(con, key->string, key->length);
+    } else {
+        int num = gd_map_keycode(vc->s, gtk_widget_get_display(widget),
+                                 key->hardware_keycode);
+        int qcode = qemu_input_key_number_to_qcode(num);
+        kbd_put_qcode_console(con, qcode);
+    }
+    return TRUE;
+}
+
 static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
 {
     VirtualConsole *vc = opaque;
@@ -953,6 +994,11 @@
     int qemu_keycode;
     int i;
 
+    if (s->ignore_keys) {
+        s->ignore_keys = (key->type == GDK_KEY_PRESS);
+        return TRUE;
+    }
+
     if (key->keyval == GDK_KEY_Pause) {
         qemu_input_event_send_key_qcode(vc->gfx.dcl.con, Q_KEY_CODE_PAUSE,
                                         key->type == GDK_KEY_PRESS);
@@ -1021,22 +1067,26 @@
     GtkDisplayState *s = opaque;
     VirtualConsole *vc = gd_vc_find_by_menu(s);
     GtkNotebook *nb = GTK_NOTEBOOK(s->notebook);
-    GtkWidget *child;
     gint page;
 
     gtk_release_modifiers(s);
     if (vc) {
         page = gtk_notebook_page_num(nb, vc->tab_item);
         gtk_notebook_set_current_page(nb, page);
-        child = gtk_notebook_get_nth_page(nb, page);
-        gtk_widget_grab_focus(child);
+        gtk_widget_grab_focus(vc->focus);
     }
+    s->ignore_keys = false;
 }
 
 static void gd_accel_switch_vc(void *opaque)
 {
     VirtualConsole *vc = opaque;
+
     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item), TRUE);
+#if !GTK_CHECK_VERSION(3, 0, 0)
+    /* GTK2 sends the accel key to the target console - ignore this until */
+    vc->s->ignore_keys = true;
+#endif
 }
 
 static void gd_menu_show_tabs(GtkMenuItem *item, void *opaque)
@@ -1086,7 +1136,8 @@
     GtkDisplayState *s = opaque;
     VirtualConsole *vc = gd_vc_find_current(s);
 
-    if (vc->type == GD_VC_GFX) {
+    if (vc->type == GD_VC_GFX &&
+        qemu_console_is_graphic(vc->gfx.dcl.con)) {
         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
                                        FALSE);
     }
@@ -1099,11 +1150,14 @@
                          G_CALLBACK(gd_tab_window_close), vc);
         gtk_widget_show_all(vc->window);
 
-        GtkAccelGroup *ag = gtk_accel_group_new();
-        gtk_window_add_accel_group(GTK_WINDOW(vc->window), ag);
+        if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
+            GtkAccelGroup *ag = gtk_accel_group_new();
+            gtk_window_add_accel_group(GTK_WINDOW(vc->window), ag);
 
-        GClosure *cb = g_cclosure_new_swap(G_CALLBACK(gd_win_grab), vc, NULL);
-        gtk_accel_group_connect(ag, GDK_KEY_g, HOTKEY_MODIFIERS, 0, cb);
+            GClosure *cb = g_cclosure_new_swap(G_CALLBACK(gd_win_grab),
+                                               vc, NULL);
+            gtk_accel_group_connect(ag, GDK_KEY_g, HOTKEY_MODIFIERS, 0, cb);
+        }
 
         gd_update_geometry_hints(vc);
         gd_update_caption(s);
@@ -1120,8 +1174,10 @@
         gtk_widget_hide(s->menu_bar);
         if (vc->type == GD_VC_GFX) {
             gtk_widget_set_size_request(vc->gfx.drawing_area, -1, -1);
-            gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
-                                           TRUE);
+            if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
+                gtk_check_menu_item_set_active
+                    (GTK_CHECK_MENU_ITEM(s->grab_item), TRUE);
+            }
         }
         gtk_window_fullscreen(GTK_WINDOW(s->window));
         s->full_screen = TRUE;
@@ -1370,7 +1426,8 @@
 #endif
     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(vc->menu_item),
                                    TRUE);
-    on_vga = (vc->type == GD_VC_GFX);
+    on_vga = (vc->type == GD_VC_GFX &&
+              qemu_console_is_graphic(vc->gfx.dcl.con));
     if (!on_vga) {
         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(s->grab_item),
                                        FALSE);
@@ -1542,6 +1599,7 @@
 
     vc->type = GD_VC_VTE;
     vc->tab_item = box;
+    vc->focus = vc->vte.terminal;
     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), vc->tab_item,
                              gtk_label_new(vc->label));
 
@@ -1577,25 +1635,30 @@
     g_signal_connect(vc->gfx.drawing_area, "expose-event",
                      G_CALLBACK(gd_expose_event), vc);
 #endif
-    g_signal_connect(vc->gfx.drawing_area, "event",
-                     G_CALLBACK(gd_event), vc);
-    g_signal_connect(vc->gfx.drawing_area, "button-press-event",
-                     G_CALLBACK(gd_button_event), vc);
-    g_signal_connect(vc->gfx.drawing_area, "button-release-event",
-                     G_CALLBACK(gd_button_event), vc);
-    g_signal_connect(vc->gfx.drawing_area, "scroll-event",
-                     G_CALLBACK(gd_scroll_event), vc);
-    g_signal_connect(vc->gfx.drawing_area, "key-press-event",
-                     G_CALLBACK(gd_key_event), vc);
-    g_signal_connect(vc->gfx.drawing_area, "key-release-event",
-                     G_CALLBACK(gd_key_event), vc);
+    if (qemu_console_is_graphic(vc->gfx.dcl.con)) {
+        g_signal_connect(vc->gfx.drawing_area, "event",
+                         G_CALLBACK(gd_event), vc);
+        g_signal_connect(vc->gfx.drawing_area, "button-press-event",
+                         G_CALLBACK(gd_button_event), vc);
+        g_signal_connect(vc->gfx.drawing_area, "button-release-event",
+                         G_CALLBACK(gd_button_event), vc);
+        g_signal_connect(vc->gfx.drawing_area, "scroll-event",
+                         G_CALLBACK(gd_scroll_event), vc);
+        g_signal_connect(vc->gfx.drawing_area, "key-press-event",
+                         G_CALLBACK(gd_key_event), vc);
+        g_signal_connect(vc->gfx.drawing_area, "key-release-event",
+                         G_CALLBACK(gd_key_event), vc);
 
-    g_signal_connect(vc->gfx.drawing_area, "enter-notify-event",
-                     G_CALLBACK(gd_enter_event), vc);
-    g_signal_connect(vc->gfx.drawing_area, "leave-notify-event",
-                     G_CALLBACK(gd_leave_event), vc);
-    g_signal_connect(vc->gfx.drawing_area, "focus-out-event",
-                     G_CALLBACK(gd_focus_out_event), vc);
+        g_signal_connect(vc->gfx.drawing_area, "enter-notify-event",
+                         G_CALLBACK(gd_enter_event), vc);
+        g_signal_connect(vc->gfx.drawing_area, "leave-notify-event",
+                         G_CALLBACK(gd_leave_event), vc);
+        g_signal_connect(vc->gfx.drawing_area, "focus-out-event",
+                         G_CALLBACK(gd_focus_out_event), vc);
+    } else {
+        g_signal_connect(vc->gfx.drawing_area, "key-press-event",
+                         G_CALLBACK(gd_text_key_down), vc);
+    }
 }
 
 static void gd_connect_signals(GtkDisplayState *s)
@@ -1679,15 +1742,7 @@
                               QemuConsole *con, int idx,
                               GSList *group, GtkWidget *view_menu)
 {
-    Object *obj;
-
-    obj = object_property_get_link(OBJECT(con), "device", NULL);
-    if (obj) {
-        vc->label = g_strdup_printf("%s", object_get_typename(obj));
-    } else {
-        vc->label = g_strdup_printf("VGA");
-    }
-
+    vc->label = qemu_console_get_label(con);
     vc->s = s;
     vc->gfx.scale_x = 1.0;
     vc->gfx.scale_y = 1.0;
@@ -1706,16 +1761,17 @@
 
     vc->type = GD_VC_GFX;
     vc->tab_item = vc->gfx.drawing_area;
+    vc->focus = vc->gfx.drawing_area;
     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook),
                              vc->tab_item, gtk_label_new(vc->label));
-    gd_connect_vc_gfx_signals(vc);
-
-    group = gd_vc_menu_init(s, vc, idx, group, view_menu);
 
     vc->gfx.dcl.ops = &dcl_ops;
     vc->gfx.dcl.con = con;
     register_displaychangelistener(&vc->gfx.dcl);
 
+    gd_connect_vc_gfx_signals(vc);
+    group = gd_vc_menu_init(s, vc, idx, group, view_menu);
+
     return group;
 }
 
@@ -1787,7 +1843,7 @@
     /* gfx */
     for (vc = 0;; vc++) {
         con = qemu_console_lookup_by_index(vc);
-        if (!con || !qemu_console_is_graphic(con)) {
+        if (!con) {
             break;
         }
         group = gd_vc_gfx_init(s, &s->vc[vc], con,