ui/dbus.h

   1 /*
   2  * QEMU DBus display
   3  *
   4  * Copyright (c) 2021 Marc-André Lureau <marcandre.lureau@redhat.com>
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24
  25 #ifndef UI_DBUS_H
  26 #define UI_DBUS_H
  27
  28 #include "chardev/char-socket.h"
  29 #include "qemu/dbus.h"
  30 #include "qom/object.h"
  31 #include "ui/console.h"
  32 #include "ui/clipboard.h"
  33
  34 #include "ui/dbus-display1.h"
  35
  36 typedef struct DBusClipboardRequest {
  37     GDBusMethodInvocation *invocation;
  38     QemuClipboardType type;
  39     guint timeout_id;
  40 } DBusClipboardRequest;
  41
  42 struct DBusDisplay {
  43     Object parent;
  44
  45     DisplayGLMode gl_mode;
  46     bool p2p;
  47     char *dbus_addr;
  48     char *audiodev;
  49     DisplayGLCtx glctx;
  50
  51     GDBusConnection *bus;
  52     GDBusObjectManagerServer *server;
  53     QemuDBusDisplay1VM *iface;
  54     GPtrArray *consoles;
  55     GCancellable *add_client_cancellable;
  56
  57     QemuClipboardPeer clipboard_peer;
  58     QemuDBusDisplay1Clipboard *clipboard;
  59     QemuDBusDisplay1Clipboard *clipboard_proxy;
  60     DBusClipboardRequest clipboard_request[QEMU_CLIPBOARD_SELECTION__COUNT];
  61
  62     Notifier notifier;
  63 };
  64
  65 #define TYPE_DBUS_DISPLAY "dbus-display"
  66 OBJECT_DECLARE_SIMPLE_TYPE(DBusDisplay, DBUS_DISPLAY)
  67
  68 void dbus_display_notifier_add(Notifier *notifier);
  69
  70 #define DBUS_DISPLAY_TYPE_CONSOLE dbus_display_console_get_type()
  71 G_DECLARE_FINAL_TYPE(DBusDisplayConsole,
  72                      dbus_display_console,
  73                      DBUS_DISPLAY,
  74                      CONSOLE,
  75                      GDBusObjectSkeleton)
  76
  77 DBusDisplayConsole *
  78 dbus_display_console_new(DBusDisplay *display, QemuConsole *con);
  79
  80 int
  81 dbus_display_console_get_index(DBusDisplayConsole *ddc);
  82
  83
  84 extern const DisplayChangeListenerOps dbus_console_dcl_ops;
  85
  86 #define DBUS_DISPLAY_TYPE_LISTENER dbus_display_listener_get_type()
  87 G_DECLARE_FINAL_TYPE(DBusDisplayListener,
  88                      dbus_display_listener,
  89                      DBUS_DISPLAY,
  90                      LISTENER,
  91                      GObject)
  92
  93 DBusDisplayListener *
  94 dbus_display_listener_new(const char *bus_name,
  95                           GDBusConnection *conn,
  96                           DBusDisplayConsole *console);
  97
  98 DBusDisplayConsole *
  99 dbus_display_listener_get_console(DBusDisplayListener *ddl);
 100
 101 const char *
 102 dbus_display_listener_get_bus_name(DBusDisplayListener *ddl);
 103
 104 extern const DisplayChangeListenerOps dbus_gl_dcl_ops;
 105 extern const DisplayChangeListenerOps dbus_dcl_ops;
 106
 107 #define TYPE_CHARDEV_DBUS "chardev-dbus"
 108
 109 typedef struct DBusChardevClass {
 110     SocketChardevClass parent_class;
 111
 112     void (*parent_chr_be_event)(Chardev *s, QEMUChrEvent event);
 113 } DBusChardevClass;
 114
 115 DECLARE_CLASS_CHECKERS(DBusChardevClass, DBUS_CHARDEV,
 116                        TYPE_CHARDEV_DBUS)
 117
 118 typedef struct DBusChardev {
 119     SocketChardev parent;
 120
 121     bool exported;
 122     QemuDBusDisplay1Chardev *iface;
 123 } DBusChardev;
 124
 125 DECLARE_INSTANCE_CHECKER(DBusChardev, DBUS_CHARDEV, TYPE_CHARDEV_DBUS)
 126
 127 #define CHARDEV_IS_DBUS(chr) \
 128     object_dynamic_cast(OBJECT(chr), TYPE_CHARDEV_DBUS)
 129
 130 typedef enum {
 131     DBUS_DISPLAY_CHARDEV_OPEN,
 132     DBUS_DISPLAY_CHARDEV_CLOSE,
 133 } DBusDisplayEventType;
 134
 135 typedef struct DBusDisplayEvent {
 136     DBusDisplayEventType type;
 137     union {
 138         DBusChardev *chardev;
 139     };
 140 } DBusDisplayEvent;
 141
 142 void dbus_display_notify(DBusDisplayEvent *event);
 143
 144 void dbus_chardev_init(DBusDisplay *dpy);
 145
 146 void dbus_clipboard_init(DBusDisplay *dpy);
 147
 148 #endif /* UI_DBUS_H */