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 #ifndef UI_DBUS_H_
  25 #define UI_DBUS_H_
  26
  27 #include "chardev/char-socket.h"
  28 #include "qemu/dbus.h"
  29 #include "qom/object.h"
  30 #include "ui/console.h"
  31 #include "ui/clipboard.h"
  32
  33 #include "dbus-display1.h"
  34
  35 typedef struct DBusClipboardRequest {
  36     GDBusMethodInvocation *invocation;
  37     QemuClipboardType type;
  38     guint timeout_id;
  39 } DBusClipboardRequest;
  40
  41 struct DBusDisplay {
  42     Object parent;
  43
  44     DisplayGLMode gl_mode;
  45     bool p2p;
  46     char *dbus_addr;
  47     char *audiodev;
  48     DisplayGLCtx glctx;
  49
  50     GDBusConnection *bus;
  51     GDBusObjectManagerServer *server;
  52     QemuDBusDisplay1VM *iface;
  53     GPtrArray *consoles;
  54     GCancellable *add_client_cancellable;
  55
  56     QemuClipboardPeer clipboard_peer;
  57     QemuDBusDisplay1Clipboard *clipboard;
  58     QemuDBusDisplay1Clipboard *clipboard_proxy;
  59     DBusClipboardRequest clipboard_request[QEMU_CLIPBOARD_SELECTION__COUNT];
  60
  61     Notifier notifier;
  62 };
  63
  64 #define TYPE_DBUS_DISPLAY "dbus-display"
  65 OBJECT_DECLARE_SIMPLE_TYPE(DBusDisplay, DBUS_DISPLAY)
  66
  67 void dbus_display_notifier_add(Notifier *notifier);
  68
  69 #define DBUS_DISPLAY_TYPE_CONSOLE dbus_display_console_get_type()
  70 G_DECLARE_FINAL_TYPE(DBusDisplayConsole,
  71                      dbus_display_console,
  72                      DBUS_DISPLAY,
  73                      CONSOLE,
  74                      GDBusObjectSkeleton)
  75
  76 DBusDisplayConsole *
  77 dbus_display_console_new(DBusDisplay *display, QemuConsole *con);
  78
  79 int
  80 dbus_display_console_get_index(DBusDisplayConsole *ddc);
  81
  82
  83 extern const DisplayChangeListenerOps dbus_console_dcl_ops;
  84
  85 #define DBUS_DISPLAY_TYPE_LISTENER dbus_display_listener_get_type()
  86 G_DECLARE_FINAL_TYPE(DBusDisplayListener,
  87                      dbus_display_listener,
  88                      DBUS_DISPLAY,
  89                      LISTENER,
  90                      GObject)
  91
  92 DBusDisplayListener *
  93 dbus_display_listener_new(const char *bus_name,
  94                           GDBusConnection *conn,
  95                           DBusDisplayConsole *console);
  96
  97 DBusDisplayConsole *
  98 dbus_display_listener_get_console(DBusDisplayListener *ddl);
  99
 100 const char *
 101 dbus_display_listener_get_bus_name(DBusDisplayListener *ddl);
 102
 103 extern const DisplayChangeListenerOps dbus_gl_dcl_ops;
 104 extern const DisplayChangeListenerOps dbus_dcl_ops;
 105
 106 #define TYPE_CHARDEV_DBUS "chardev-dbus"
 107
 108 typedef struct DBusChardevClass {
 109     SocketChardevClass parent_class;
 110
 111     void (*parent_chr_be_event)(Chardev *s, QEMUChrEvent event);
 112 } DBusChardevClass;
 113
 114 DECLARE_CLASS_CHECKERS(DBusChardevClass, DBUS_CHARDEV,
 115                        TYPE_CHARDEV_DBUS)
 116
 117 typedef struct DBusChardev {
 118     SocketChardev parent;
 119
 120     bool exported;
 121     QemuDBusDisplay1Chardev *iface;
 122 } DBusChardev;
 123
 124 DECLARE_INSTANCE_CHECKER(DBusChardev, DBUS_CHARDEV, TYPE_CHARDEV_DBUS)
 125
 126 #define CHARDEV_IS_DBUS(chr) \
 127     object_dynamic_cast(OBJECT(chr), TYPE_CHARDEV_DBUS)
 128
 129 typedef enum {
 130     DBUS_DISPLAY_CHARDEV_OPEN,
 131     DBUS_DISPLAY_CHARDEV_CLOSE,
 132 } DBusDisplayEventType;
 133
 134 typedef struct DBusDisplayEvent {
 135     DBusDisplayEventType type;
 136     union {
 137         DBusChardev *chardev;
 138     };
 139 } DBusDisplayEvent;
 140
 141 void dbus_display_notify(DBusDisplayEvent *event);
 142
 143 void dbus_chardev_init(DBusDisplay *dpy);
 144
 145 void dbus_clipboard_init(DBusDisplay *dpy);
 146
 147 #endif /* UI_DBUS_H_ */