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https://github.com/varun-r-mallya/sysprof.git
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107 lines
3.4 KiB
C
107 lines
3.4 KiB
C
/* sysprof-check.c
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*
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* Copyright 2019 Christian Hergert <chergert@redhat.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#define G_LOG_DOMAIN "sysprof-check"
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#include "config.h"
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#include "sysprof-check.h"
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static void
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sysprof_check_supported_ping_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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GDBusConnection *bus = (GDBusConnection *)object;
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g_autoptr(GVariant) reply = NULL;
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g_autoptr(GError) error = NULL;
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g_autoptr(GTask) task = user_data;
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g_assert (G_IS_DBUS_CONNECTION (bus));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (G_IS_TASK (task));
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if (!(reply = g_dbus_connection_call_finish (bus, result, &error)))
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g_task_return_error (task, g_steal_pointer (&error));
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else
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g_task_return_boolean (task, TRUE);
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}
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static void
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sysprof_check_supported_bus_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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g_autoptr(GDBusConnection) bus = NULL;
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g_autoptr(GError) error = NULL;
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g_autoptr(GTask) task = user_data;
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (G_IS_TASK (task));
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if (!(bus = g_bus_get_finish (result, &error)))
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g_task_return_error (task, g_steal_pointer (&error));
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else
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g_dbus_connection_call (bus,
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"org.gnome.Sysprof3",
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"/org/gnome/Sysprof3",
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"org.freedesktop.DBus.Peer",
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"Ping",
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g_variant_new ("()"),
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NULL,
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G_DBUS_CALL_FLAGS_NONE,
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-1,
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g_task_get_cancellable (task),
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sysprof_check_supported_ping_cb,
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g_object_ref (task));
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}
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void
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sysprof_check_supported_async (GCancellable *cancellable,
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GAsyncReadyCallback callback,
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gpointer user_data)
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{
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g_autoptr(GTask) task = NULL;
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g_return_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable));
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task = g_task_new (NULL, cancellable, callback, user_data);
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g_task_set_source_tag (task, sysprof_check_supported_async);
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/* Get access to the System D-Bus and check to see if we can ping the
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* service that is found at org.gnome.Sysprof3.
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*/
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g_bus_get (G_BUS_TYPE_SYSTEM,
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cancellable,
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sysprof_check_supported_bus_cb,
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g_steal_pointer (&task));
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}
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gboolean
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sysprof_check_supported_finish (GAsyncResult *result,
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GError **error)
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{
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g_return_val_if_fail (G_IS_TASK (result), FALSE);
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return g_task_propagate_boolean (G_TASK (result), error);
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}
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