LXR qemu/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 "dbus-display1.h"
  35
  36typedef struct DBusClipboardRequest {
  37    GDBusMethodInvocation *invocation;
  38    QemuClipboardType type;
  39    guint timeout_id;
  40} DBusClipboardRequest;
  41
  42struct 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"
  66OBJECT_DECLARE_SIMPLE_TYPE(DBusDisplay, DBUS_DISPLAY)
  67
  68void dbus_display_notifier_add(Notifier *notifier);
  69
  70#define DBUS_DISPLAY_TYPE_CONSOLE dbus_display_console_get_type()
  71G_DECLARE_FINAL_TYPE(DBusDisplayConsole,
  72                     dbus_display_console,
  73                     DBUS_DISPLAY,
  74                     CONSOLE,
  75                     GDBusObjectSkeleton)
  76
  77DBusDisplayConsole *
  78dbus_display_console_new(DBusDisplay *display, QemuConsole *con);
  79
  80int
  81dbus_display_console_get_index(DBusDisplayConsole *ddc);
  82
  83
  84extern const DisplayChangeListenerOps dbus_console_dcl_ops;
  85
  86#define DBUS_DISPLAY_TYPE_LISTENER dbus_display_listener_get_type()
  87G_DECLARE_FINAL_TYPE(DBusDisplayListener,
  88                     dbus_display_listener,
  89                     DBUS_DISPLAY,
  90                     LISTENER,
  91                     GObject)
  92
  93DBusDisplayListener *
  94dbus_display_listener_new(const char *bus_name,
  95                          GDBusConnection *conn,
  96                          DBusDisplayConsole *console);
  97
  98DBusDisplayConsole *
  99dbus_display_listener_get_console(DBusDisplayListener *ddl);
 100
 101const char *
 102dbus_display_listener_get_bus_name(DBusDisplayListener *ddl);
 103
 104extern const DisplayChangeListenerOps dbus_gl_dcl_ops;
 105extern const DisplayChangeListenerOps dbus_dcl_ops;
 106
 107#define TYPE_CHARDEV_DBUS "chardev-dbus"
 108
 109typedef struct DBusChardevClass {
 110    SocketChardevClass parent_class;
 111
 112    void (*parent_chr_be_event)(Chardev *s, QEMUChrEvent event);
 113} DBusChardevClass;
 114
 115DECLARE_CLASS_CHECKERS(DBusChardevClass, DBUS_CHARDEV,
 116                       TYPE_CHARDEV_DBUS)
 117
 118typedef struct DBusChardev {
 119    SocketChardev parent;
 120
 121    bool exported;
 122    QemuDBusDisplay1Chardev *iface;
 123} DBusChardev;
 124
 125DECLARE_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
 130typedef enum {
 131    DBUS_DISPLAY_CHARDEV_OPEN,
 132    DBUS_DISPLAY_CHARDEV_CLOSE,
 133} DBusDisplayEventType;
 134
 135typedef struct DBusDisplayEvent {
 136    DBusDisplayEventType type;
 137    union {
 138        DBusChardev *chardev;
 139    };
 140} DBusDisplayEvent;
 141
 142void dbus_display_notify(DBusDisplayEvent *event);
 143
 144void dbus_chardev_init(DBusDisplay *dpy);
 145
 146void dbus_clipboard_init(DBusDisplay *dpy);
 147
 148#endif /* UI_DBUS_H */
 149