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ui/dbus: add chardev backend & interface

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Add a new chardev backend which allows D-Bus client to handle the
chardev stream & events.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Marc-André Lureau 2021-07-22 19:43:29 +04:00
parent 4085b87ff0
commit 3e301c8d7e
8 changed files with 476 additions and 0 deletions
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44
ui/dbus.h
View file

@ -24,6 +24,7 @@
#ifndef UI_DBUS_H_
#define UI_DBUS_H_
#include "chardev/char-socket.h"
#include "qemu/dbus.h"
#include "qom/object.h"
#include "ui/console.h"
@ -56,11 +57,15 @@ struct DBusDisplay {
QemuDBusDisplay1Clipboard *clipboard;
QemuDBusDisplay1Clipboard *clipboard_proxy;
DBusClipboardRequest clipboard_request[QEMU_CLIPBOARD_SELECTION__COUNT];
Notifier notifier;
};
#define TYPE_DBUS_DISPLAY "dbus-display"
OBJECT_DECLARE_SIMPLE_TYPE(DBusDisplay, DBUS_DISPLAY)
void dbus_display_notifier_add(Notifier *notifier);
#define DBUS_DISPLAY_TYPE_CONSOLE dbus_display_console_get_type()
G_DECLARE_FINAL_TYPE(DBusDisplayConsole,
dbus_display_console,
@ -95,6 +100,45 @@ dbus_display_listener_get_bus_name(DBusDisplayListener *ddl);
extern const DisplayChangeListenerOps dbus_gl_dcl_ops;
extern const DisplayChangeListenerOps dbus_dcl_ops;
#define TYPE_CHARDEV_DBUS "chardev-dbus"
typedef struct DBusChardevClass {
SocketChardevClass parent_class;
void (*parent_chr_be_event)(Chardev *s, QEMUChrEvent event);
} DBusChardevClass;
DECLARE_CLASS_CHECKERS(DBusChardevClass, DBUS_CHARDEV,
TYPE_CHARDEV_DBUS)
typedef struct DBusChardev {
SocketChardev parent;
bool exported;
QemuDBusDisplay1Chardev *iface;
} DBusChardev;
DECLARE_INSTANCE_CHECKER(DBusChardev, DBUS_CHARDEV, TYPE_CHARDEV_DBUS)
#define CHARDEV_IS_DBUS(chr) \
object_dynamic_cast(OBJECT(chr), TYPE_CHARDEV_DBUS)
typedef enum {
DBUS_DISPLAY_CHARDEV_OPEN,
DBUS_DISPLAY_CHARDEV_CLOSE,
} DBusDisplayEventType;
typedef struct DBusDisplayEvent {
DBusDisplayEventType type;
union {
DBusChardev *chardev;
};
} DBusDisplayEvent;
void dbus_display_notify(DBusDisplayEvent *event);
void dbus_chardev_init(DBusDisplay *dpy);
void dbus_clipboard_init(DBusDisplay *dpy);
#endif /* UI_DBUS_H_ */