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lib: move PaintableListener into MksPaintable

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The goal here is to keep the MksPaintableListener inside of MksPaintable
so that we don't have to create API between the two. Additionally, the
MksPaintable can own it's own G-DBus connection as we don't want to share
them for updates with anything else (as they can have large data chunks
coming across).
This commit is contained in:
Christian Hergert 2023-02-10 16:14:51 -08:00
parent 07158dfa07
commit ed03ea5148
9 changed files with 322 additions and 517 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
lib/libmks.h
View File

@ -30,7 +30,6 @@ G_BEGIN_DECLS
# include "mks-init.h"
# include "mks-keyboard.h"
# include "mks-mouse.h"
# include "mks-paintable.h"
# include "mks-screen.h"
# include "mks-screen-attributes.h"
# include "mks-session.h"

4
lib/meson.build
View File

@ -15,7 +15,6 @@ libmks_headers = [
'mks-init.h',
'mks-keyboard.h',
'mks-mouse.h',
'mks-paintable.h',
'mks-screen.h',
'mks-screen-attributes.h',
'mks-session.h',
@ -24,7 +23,6 @@ libmks_headers = [
libmks_private_sources = [
'mks-framebuffer.c',
'mks-paintable-listener.c',
'mks-read-only-list-model.c',
gnome.gdbus_codegen('mks-qemu',
@ -104,4 +102,4 @@ libmks_gir = gnome.generate_gir(libmks,
identifier_prefix: 'Mks',
includes: ['Gio-2.0', 'Gtk-4.0'],
install: true,
)
)

4
lib/mks-init.c
View File

@ -26,7 +26,7 @@
#include "mks-init.h"
#include "mks-keyboard.h"
#include "mks-mouse.h"
#include "mks-paintable.h"
#include "mks-paintable-private.h"
#include "mks-qemu.h"
#include "mks-read-only-list-model-private.h"
#include "mks-screen.h"
@ -50,12 +50,12 @@ mks_init_gtypes (void)
/* Internal types not exposed in public API */
g_type_ensure (MKS_TYPE_READ_ONLY_LIST_MODEL);
g_type_ensure (MKS_TYPE_PAINTABLE);
/* GTypes that are part of our public API */
g_type_ensure (MKS_TYPE_DEVICE);
g_type_ensure (MKS_TYPE_KEYBOARD);
g_type_ensure (MKS_TYPE_MOUSE);
g_type_ensure (MKS_TYPE_PAINTABLE);
g_type_ensure (MKS_TYPE_SCREEN);
g_type_ensure (MKS_TYPE_SCREEN_ATTRIBUTES);
g_type_ensure (MKS_TYPE_SESSION);

35
lib/mks-paintable-listener-private.h
View File

@ -1,35 +0,0 @@
/*
* mks-paintable-listener-private.h
*
* Copyright 2023 Christian Hergert <chergert@redhat.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#pragma once
#include "mks-qemu.h"
G_BEGIN_DECLS
#define MKS_TYPE_PAINTABLE_LISTENER (mks_paintable_listener_get_type())
#define MKS_PAINTABLE_LISTENER_OBJECT_PATH "/org/qemu/Display1/Listener"
G_DECLARE_FINAL_TYPE (MksPaintableListener, mks_paintable_listener, MKS, PAINTABLE_LISTENER, MksQemuListenerSkeleton)
MksPaintableListener *mks_paintable_listener_new (void);
G_END_DECLS

150
lib/mks-paintable-listener.c
View File

@ -1,150 +0,0 @@
/*
* mks-paintable-listener.c
*
* Copyright 2023 Christian Hergert <chergert@redhat.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#include "config.h"
#include "mks-paintable-listener-private.h"
struct _MksPaintableListener
{
MksQemuListenerSkeleton parent_instance;
};
static gboolean
mks_paintable_listener_update_dmabuf (MksQemuListener *listener,
GDBusMethodInvocation *invocation,
int x,
int y,
int width,
int height)
{
return FALSE;
}
static gboolean
mks_paintable_listener_scanout_dmabuf (MksQemuListener *listener,
GDBusMethodInvocation *invocation,
GUnixFDList *unix_fd_list,
GVariant *dmabuf,
guint width,
guint height,
guint stride,
guint fourcc,
guint64 modifier,
gboolean y0_top)
{
return FALSE;
}
static gboolean
mks_paintable_listener_update (MksQemuListener *listener,
GDBusMethodInvocation *invocation,
int x,
int y,
int width,
int height,
guint stride,
guint pixman_format,
GVariant *bytes)
{
return TRUE;
}
static gboolean
mks_paintable_listener_scanout (MksQemuListener *listener,
GDBusMethodInvocation *invocation,
guint width,
guint height,
guint stride,
guint pixman_format,
GVariant *bytes)
{
return TRUE;
}
static gboolean
mks_paintable_listener_cursor_define (MksQemuListener *listener,
GDBusMethodInvocation *invocation,
int width,
int height,
int hot_x,
int hot_y,
GVariant *bytes)
{
return FALSE;
}
static gboolean
mks_paintable_listener_mouse_set (MksQemuListener *listener,
GDBusMethodInvocation *invocation,
int x,
int y,
int on)
{
return FALSE;
}
static gboolean
mks_paintable_listener_disable (MksQemuListener *listener,
GDBusMethodInvocation *invocation)
{
return TRUE;
}
static void
listener_iface_init (MksQemuListenerIface *iface)
{
iface->handle_update = mks_paintable_listener_update;
iface->handle_scanout = mks_paintable_listener_scanout;
iface->handle_update_dmabuf = mks_paintable_listener_update_dmabuf;
iface->handle_scanout_dmabuf = mks_paintable_listener_scanout_dmabuf;
iface->handle_cursor_define = mks_paintable_listener_cursor_define;
iface->handle_mouse_set = mks_paintable_listener_mouse_set;
iface->handle_disable = mks_paintable_listener_disable;
}
G_DEFINE_FINAL_TYPE_WITH_CODE (MksPaintableListener, mks_paintable_listener, MKS_QEMU_TYPE_LISTENER_SKELETON,
G_IMPLEMENT_INTERFACE (MKS_QEMU_TYPE_LISTENER, listener_iface_init))
MksPaintableListener *
mks_paintable_listener_new (void)
{
return g_object_new (MKS_TYPE_PAINTABLE_LISTENER, NULL);
}
static void
mks_paintable_listener_finalize (GObject *object)
{
G_OBJECT_CLASS (mks_paintable_listener_parent_class)->finalize (object);
}
static void
mks_paintable_listener_class_init (MksPaintableListenerClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = mks_paintable_listener_finalize;
}
static void
mks_paintable_listener_init (MksPaintableListener *self)
{
}

13
lib/mks-paintable-private.h
View File

@ -21,13 +21,16 @@
#pragma once
#include "mks-paintable.h"
#include "mks-paintable-listener-private.h"
#include <gdk/gdk.h>
G_BEGIN_DECLS
GdkPaintable *_mks_paintable_new (GDBusConnection *connection,
MksScreen *screen,
MksPaintableListener *listener);
#define MKS_TYPE_PAINTABLE (mks_paintable_get_type())
G_DECLARE_FINAL_TYPE (MksPaintable, mks_paintable, MKS, PAINTABLE, GObject)
GdkPaintable *_mks_paintable_new (GCancellable *cancellable,
int *peer_fd,
GError **error);
G_END_DECLS

472
lib/mks-paintable.c
View File

@ -21,185 +21,46 @@
#include "config.h"
#include <errno.h>
#include <sys/socket.h>
#include <glib/gstdio.h>
#include "mks-paintable-private.h"
#include "mks-screen.h"
#include "mks-qemu.h"
struct _MksPaintable
{
GObject parent_instance;
MksScreen *screen;
GObject parent_instance;
guint width;
guint height;
MksQemuListener *listener;
GDBusConnection *connection;
};
static void paintable_iface_init (GdkPaintableInterface *iface);
G_DEFINE_FINAL_TYPE_WITH_CODE (MksPaintable, mks_paintable, G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (GDK_TYPE_PAINTABLE, paintable_iface_init))
enum {
PROP_0,
PROP_SCREEN,
N_PROPS
};
static GParamSpec *properties [N_PROPS];
GdkPaintable *
mks_paintable_new (MksScreen *screen)
{
g_return_val_if_fail (MKS_IS_SCREEN (screen), NULL);
return g_object_new (MKS_TYPE_PAINTABLE,
"screen", screen,
NULL);
}
static void
mks_paintable_set_screen (MksPaintable *self,
MksScreen *screen)
{
g_assert (MKS_IS_PAINTABLE (self));
g_assert (MKS_IS_SCREEN (screen));
if (g_set_object (&self->screen, screen))
{
g_signal_connect_object (self->screen,
"notify::width",
G_CALLBACK (gdk_paintable_invalidate_size),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (self->screen,
"notify::height",
G_CALLBACK (gdk_paintable_invalidate_size),
self,
G_CONNECT_SWAPPED);
}
}
static void
mks_paintable_dispose (GObject *object)
{
MksPaintable *self = (MksPaintable *)object;
g_clear_object (&self->screen);
G_OBJECT_CLASS (mks_paintable_parent_class)->dispose (object);
}
static void
mks_paintable_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
MksPaintable *self = MKS_PAINTABLE (object);
switch (prop_id)
{
case PROP_SCREEN:
g_value_set_object (value, mks_paintable_get_screen (self));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
mks_paintable_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
MksPaintable *self = MKS_PAINTABLE (object);
switch (prop_id)
{
case PROP_SCREEN:
mks_paintable_set_screen (self, g_value_get_object (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
mks_paintable_class_init (MksPaintableClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = mks_paintable_dispose;
object_class->get_property = mks_paintable_get_property;
object_class->set_property = mks_paintable_set_property;
properties [PROP_SCREEN] =
g_param_spec_object ("screen", NULL, NULL,
MKS_TYPE_SCREEN,
(G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
g_object_class_install_properties (object_class, N_PROPS, properties);
}
static void
mks_paintable_init (MksPaintable *self)
{
}
/**
* mks_paintable_get_screen:
* @self: a #MksPaintable
*
* Gets the #MksScreen displayed in the paintable.
*
* Returns: (nullable) (transfer none): a #MksScreen or %NULL
*/
MksScreen *
mks_paintable_get_screen (MksPaintable *self)
{
g_return_val_if_fail (MKS_IS_PAINTABLE (self), NULL);
return self->screen;
}
static int
mks_paintable_get_intrinsic_height (GdkPaintable *paintable)
{
MksPaintable *self = MKS_PAINTABLE (paintable);
return self->screen ? mks_screen_get_height (self->screen) : 0;
return MKS_PAINTABLE (paintable)->height;
}
static int
mks_paintable_get_intrinsic_width (GdkPaintable *paintable)
{
MksPaintable *self = MKS_PAINTABLE (paintable);
return self->screen ? mks_screen_get_width (self->screen) : 0;
return MKS_PAINTABLE (paintable)->width;
}
static double
mks_paintable_get_intrinsic_aspect_ratio (GdkPaintable *paintable)
{
MksPaintable *self = MKS_PAINTABLE (paintable);
double width;
double height;
if (self->screen == NULL)
if (self->width == 0 || self->height == 0)
return 1.;
width = mks_screen_get_width (self->screen);
height = mks_screen_get_height (self->screen);
if (width == 0 || height == 0)
return 1;
return width / height;
}
static GdkPaintableFlags
mks_paintable_get_flags (GdkPaintable *paintable)
{
return 0;
return (double)self->width / (double)self->height;
}
static void
@ -208,11 +69,6 @@ mks_paintable_snapshot (GdkPaintable *paintable,
double width,
double height)
{
MksPaintable *self = (MksPaintable *)paintable;
g_assert (MKS_IS_PAINTABLE (self));
g_assert (GDK_IS_SNAPSHOT (snapshot));
}
static void
@ -220,21 +76,295 @@ paintable_iface_init (GdkPaintableInterface *iface)
{
iface->get_intrinsic_height = mks_paintable_get_intrinsic_height;
iface->get_intrinsic_width = mks_paintable_get_intrinsic_width;
iface->get_flags = mks_paintable_get_flags;
iface->get_intrinsic_aspect_ratio = mks_paintable_get_intrinsic_aspect_ratio;
iface->snapshot = mks_paintable_snapshot;
}
GdkPaintable *
_mks_paintable_new (GDBusConnection *connection,
MksScreen *screen,
MksPaintableListener *listener)
G_DEFINE_FINAL_TYPE_WITH_CODE (MksPaintable, mks_paintable, G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (GDK_TYPE_PAINTABLE, paintable_iface_init))
static void
mks_paintable_dispose (GObject *object)
{
g_return_val_if_fail (G_IS_DBUS_CONNECTION (connection), NULL);
g_return_val_if_fail (MKS_IS_SCREEN (screen), NULL);
g_return_val_if_fail (MKS_IS_PAINTABLE_LISTENER (listener), NULL);
MksPaintable *self = (MksPaintable *)object;
/* TODO: */
g_clear_object (&self->connection);
g_clear_object (&self->listener);
return mks_paintable_new (screen);
G_OBJECT_CLASS (mks_paintable_parent_class)->dispose (object);
}
static void
mks_paintable_class_init (MksPaintableClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = mks_paintable_dispose;
}
static void
mks_paintable_init (MksPaintable *self)
{
}
static gboolean
mks_paintable_listener_update_dmabuf (MksPaintable *self,
GDBusMethodInvocation *invocation,
int x,
int y,
int width,
int height,
MksQemuListener *listener)
{
g_assert (MKS_IS_PAINTABLE (self));
g_assert (G_IS_DBUS_METHOD_INVOCATION (invocation));
g_assert (MKS_QEMU_IS_LISTENER (listener));
return FALSE;
}
static gboolean
mks_paintable_listener_scanout_dmabuf (MksPaintable *self,
GDBusMethodInvocation *invocation,
GUnixFDList *unix_fd_list,
GVariant *dmabuf,
guint width,
guint height,
guint stride,
guint fourcc,
guint64 modifier,
gboolean y0_top,
MksQemuListener *listener)
{
gboolean size_changed;
g_assert (MKS_IS_PAINTABLE (self));
g_assert (G_IS_DBUS_METHOD_INVOCATION (invocation));
g_assert (MKS_QEMU_IS_LISTENER (listener));
size_changed = width != self->width || height != self->height;
if (size_changed)
gdk_paintable_invalidate_size (GDK_PAINTABLE (self));
else
gdk_paintable_invalidate_contents (GDK_PAINTABLE (self));
return FALSE;
}
static gboolean
mks_paintable_listener_update (MksPaintable *self,
GDBusMethodInvocation *invocation,
int x,
int y,
int width,
int height,
guint stride,
guint pixman_format,
GVariant *bytes,
MksQemuListener *listener)
{
g_assert (MKS_IS_PAINTABLE (self));
g_assert (G_IS_DBUS_METHOD_INVOCATION (invocation));
g_assert (MKS_QEMU_IS_LISTENER (listener));
return FALSE;
}
static gboolean
mks_paintable_listener_scanout (MksPaintable *self,
GDBusMethodInvocation *invocation,
guint width,
guint height,
guint stride,
guint pixman_format,
GVariant *bytes,
MksQemuListener *listener)
{
gboolean size_changed;
g_assert (MKS_IS_PAINTABLE (self));
g_assert (G_IS_DBUS_METHOD_INVOCATION (invocation));
g_assert (MKS_QEMU_IS_LISTENER (listener));
size_changed = width != self->width || height != self->height;
if (size_changed)
gdk_paintable_invalidate_size (GDK_PAINTABLE (self));
else
gdk_paintable_invalidate_contents (GDK_PAINTABLE (self));
return FALSE;
}
static gboolean
mks_paintable_listener_cursor_define (MksPaintable *self,
GDBusMethodInvocation *invocation,
int width,
int height,
int hot_x,
int hot_y,
GVariant *bytes,
MksQemuListener *listener)
{
g_assert (MKS_IS_PAINTABLE (self));
g_assert (G_IS_DBUS_METHOD_INVOCATION (invocation));
g_assert (MKS_QEMU_IS_LISTENER (listener));
return FALSE;
}
static gboolean
mks_paintable_listener_mouse_set (MksPaintable *self,
GDBusMethodInvocation *invocation,
int x,
int y,
int on,
MksQemuListener *listener)
{
g_assert (MKS_IS_PAINTABLE (self));
g_assert (G_IS_DBUS_METHOD_INVOCATION (invocation));
g_assert (MKS_QEMU_IS_LISTENER (listener));
return FALSE;
}
static gboolean
mks_paintable_listener_disable (MksPaintable *self,
GDBusMethodInvocation *invocation,
MksQemuListener *listener)
{
g_assert (MKS_IS_PAINTABLE (self));
g_assert (G_IS_DBUS_METHOD_INVOCATION (invocation));
g_assert (MKS_QEMU_IS_LISTENER (listener));
return FALSE;
}
static gboolean
create_socketpair (int *us,
int *them,
GError **error)
{
int fds[2];
int rv;
rv = socketpair (AF_UNIX, SOCK_NONBLOCK|SOCK_CLOEXEC, SOCK_STREAM, fds);
if (rv != 0)
{
int errsv = errno;
g_set_error_literal (error,
G_IO_ERROR,
g_io_error_from_errno (errsv),
g_strerror (errsv));
return FALSE;
}
*us = fds[0];
*them = fds[1];
return TRUE;
}
GdkPaintable *
_mks_paintable_new (GCancellable *cancellable,
int *peer_fd,
GError **error)
{
g_autoptr(MksPaintable) self = NULL;
g_autoptr(MksQemuListener) listener = NULL;
g_autoptr(GDBusConnection) connection = NULL;
g_autoptr(GSocketConnection) io_stream = NULL;
g_autoptr(GSocket) socket = NULL;
g_autofd int us = -1;
g_autofd int them = -1;
g_return_val_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable), NULL);
g_return_val_if_fail (peer_fd != NULL, NULL);
*peer_fd = -1;
self = g_object_new (MKS_TYPE_PAINTABLE, NULL);
/* Create a socketpair() to use for D-Bus P2P protocol. We will be receiving
* DMA-BUF FDs over this.
*/
if (!create_socketpair (&us, &them, error))
return NULL;
/* Create socket for our side of the socket pair */
if (!(socket = g_socket_new_from_fd (us, error)))
return NULL;
us = -1;
/* And convert that socket into a GIOStream */
io_stream = g_socket_connection_factory_create_connection (socket);
/* Setup our GDBusConnection. We can do this synchronously because we are
* not connecting to a message bus, therefore nothing to process up front.
*/
if (!(connection = g_dbus_connection_new_sync (G_IO_STREAM (io_stream),
NULL,
G_DBUS_CONNECTION_FLAGS_DELAY_MESSAGE_PROCESSING,
NULL,
cancellable,
error)))
return NULL;
/* Setup our listener and callbacks to process requests */
listener = mks_qemu_listener_skeleton_new ();
g_signal_connect_object (listener,
"handle-scanout",
G_CALLBACK (mks_paintable_listener_scanout),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (listener,
"handle-update",
G_CALLBACK (mks_paintable_listener_update),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (listener,
"handle-scanout-dmabuf",
G_CALLBACK (mks_paintable_listener_scanout_dmabuf),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (listener,
"handle-update-dmabuf",
G_CALLBACK (mks_paintable_listener_update_dmabuf),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (listener,
"handle-disable",
G_CALLBACK (mks_paintable_listener_disable),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (listener,
"handle-cursor-define",
G_CALLBACK (mks_paintable_listener_cursor_define),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (listener,
"handle-mouse-set",
G_CALLBACK (mks_paintable_listener_mouse_set),
self,
G_CONNECT_SWAPPED);
/* Export our listener before we return back so we know that when the peer
* tries to connect, we're guaranteed to already be available.
*/
if (!g_dbus_interface_skeleton_export (G_DBUS_INTERFACE_SKELETON (listener),
connection,
"/org/qemu/Display1/Listener",
error))
return NULL;
self->connection = g_object_ref (connection);
self->listener = g_object_ref (listener);
g_dbus_connection_start_message_processing (connection);
*peer_fd = g_steal_fd (&them);
return GDK_PAINTABLE (g_steal_pointer (&self));
}

45
lib/mks-paintable.h
View File

@ -1,45 +0,0 @@
/*
* mks-paintable.h
*
* Copyright 2023 Christian Hergert <chergert@redhat.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#pragma once
#if !defined(MKS_INSIDE) && !defined(MKS_COMPILATION)
# error "Only <libmks.h> can be included directly."
#endif
#include <gdk/gdk.h>
#include "mks-types.h"
#include "mks-version-macros.h"
G_BEGIN_DECLS
#define MKS_TYPE_PAINTABLE (mks_paintable_get_type())
MKS_AVAILABLE_IN_ALL
G_DECLARE_FINAL_TYPE (MksPaintable, mks_paintable, MKS, PAINTABLE, GObject)
MKS_AVAILABLE_IN_ALL
GdkPaintable *mks_paintable_new (MksScreen *screen);
MKS_AVAILABLE_IN_ALL
MksScreen *mks_paintable_get_screen (MksPaintable *self);
G_END_DECLS

115
lib/mks-screen.c
View File

@ -31,7 +31,6 @@
#include "mks-qemu.h"
#include "mks-keyboard-private.h"
#include "mks-mouse-private.h"
#include "mks-paintable-listener-private.h"
#include "mks-paintable-private.h"
#include "mks-screen-attributes-private.h"
#include "mks-screen-private.h"
@ -564,35 +563,6 @@ mks_screen_configure_sync (MksScreen *self,
error);
}
static gboolean
mks_screen_create_socketpair (int *us,
int *them,
GError **error)
{
int rv;
int fds[2];
g_assert (us != NULL);
g_assert (them != NULL);
rv = socketpair (AF_UNIX, SOCK_NONBLOCK | SOCK_CLOEXEC, SOCK_STREAM, fds);
if (rv != 0)
{
int errsv = errno;
g_set_error_literal (error,
G_IO_ERROR,
g_io_error_from_errno (errsv),
g_strerror (errsv));
return FALSE;
}
*us = fds[0];
*them = fds[1];
return TRUE;
}
static void
mks_screen_attach_cb (GObject *object,
GAsyncResult *result,
@ -635,15 +605,11 @@ mks_screen_attach (MksScreen *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
g_autoptr(MksPaintableListener) listener = NULL;
g_autoptr(GUnixFDList) unix_fd_list = NULL;
g_autoptr(GDBusConnection) connection = NULL;
g_autoptr(GSocketConnection) io_stream = NULL;
g_autoptr(GSocket) socket = NULL;
g_autoptr(GdkPaintable) paintable = NULL;
g_autoptr(GTask) task = NULL;
g_autoptr(GError) error = NULL;
g_autofd int us = -1;
g_autofd int them = -1;
g_autofd int fd = -1;
g_return_if_fail (MKS_IS_SCREEN (self));
g_return_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable));
@ -652,41 +618,12 @@ mks_screen_attach (MksScreen *self,
g_task_set_source_tag (task, mks_screen_attach);
if (!check_console (self, &error) ||
!mks_screen_create_socketpair (&us, &them, &error))
!(paintable = _mks_paintable_new (cancellable, &fd, &error)))
goto failure;
g_assert (us != -1);
g_assert (them != -1);
if (!(socket = g_socket_new_from_fd (us, &error)))
goto failure;
us = -1;
io_stream = g_socket_connection_factory_create_connection (socket);
connection = g_dbus_connection_new_sync (G_IO_STREAM (io_stream),
NULL,
G_DBUS_CONNECTION_FLAGS_DELAY_MESSAGE_PROCESSING,
NULL,
cancellable,
&error);
if (connection == NULL)
goto failure;
unix_fd_list = g_unix_fd_list_new_from_array (&them, 1);
them = -1;
listener = mks_paintable_listener_new ();
if (!g_dbus_interface_skeleton_export (G_DBUS_INTERFACE_SKELETON (listener),
connection,
MKS_PAINTABLE_LISTENER_OBJECT_PATH,
&error))
goto failure;
g_task_set_task_data (task,
_mks_paintable_new (connection, self, listener),
g_object_unref);
g_task_set_task_data (task, g_steal_pointer (&paintable), g_object_unref);
unix_fd_list = g_unix_fd_list_new_from_array (&fd, 1), fd = -1;
mks_qemu_console_call_register_listener (self->console,
g_variant_new_handle (0),
unix_fd_list,
@ -694,8 +631,6 @@ mks_screen_attach (MksScreen *self,
mks_screen_attach_cb,
g_steal_pointer (&task));
g_dbus_connection_start_message_processing (connection);
return;
failure:
@ -747,47 +682,17 @@ mks_screen_attach_sync (MksScreen *self,
GError **error)
{
g_autoptr(GUnixFDList) unix_fd_list = NULL;
g_autoptr(GDBusConnection) connection = NULL;
g_autoptr(GSocketConnection) io_stream = NULL;
g_autoptr(MksPaintableListener) listener = NULL;
g_autoptr(GSocket) socket = NULL;
g_autofd int us = -1;
g_autofd int them = -1;
g_autoptr(GdkPaintable) paintable = NULL;
g_autofd int fd = -1;
g_return_val_if_fail (MKS_IS_SCREEN (self), NULL);
g_return_val_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable), NULL);
if (!check_console (self, error) ||
!mks_screen_create_socketpair (&us, &them, error))
return NULL;
g_assert (us != -1);
g_assert (them != -1);
if (!(socket = g_socket_new_from_fd (us, error)))
return NULL;
us = -1;
io_stream = g_socket_connection_factory_create_connection (socket);
connection = g_dbus_connection_new_sync (G_IO_STREAM (io_stream),
NULL,
G_DBUS_CONNECTION_FLAGS_NONE,
NULL,
cancellable,
error);
if (connection == NULL)
return FALSE;
unix_fd_list = g_unix_fd_list_new_from_array (&them, 1);
them = -1;
listener = mks_paintable_listener_new ();
if (!g_dbus_interface_skeleton_export (G_DBUS_INTERFACE_SKELETON (listener),
connection,
MKS_PAINTABLE_LISTENER_OBJECT_PATH,
error))
!(paintable = _mks_paintable_new (cancellable, &fd, error)))
return NULL;
unix_fd_list = g_unix_fd_list_new_from_array (&fd, 1), fd = -1;
if (!mks_qemu_console_call_register_listener_sync (self->console,
g_variant_new_handle (0),
unix_fd_list,
@ -796,5 +701,5 @@ mks_screen_attach_sync (MksScreen *self,
error))
return NULL;
return _mks_paintable_new (connection, self, listener);
return g_steal_pointer (&paintable);
}