initial import

[libicd-wpa] / dbus.c

diff --git a/dbus.c b/dbus.c
new file mode 100644 (file)
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--- /dev/null
+++ b/dbus.c
@@ -0,0 +1,81 @@
+/**
+  @file dbus.c
+
+  Copyright (C) 2004 Nokia Corporation. All rights reserved.
+
+  @author Johan Hedberg <johan.hedberg@nokia.com>  
+  @author Janne Ylälehto <janne.ylalehto@nokia.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 2 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, write to the Free Software Foundation, Inc.,
+  59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+#include <stdio.h>
+#include <stdlib.h>
+#include <glib.h>
+
+#define DBUS_API_SUBJECT_TO_CHANGE
+#include <dbus/dbus.h>
+#include <dbus/dbus-glib.h>
+#include <dbus/dbus-glib-lowlevel.h>
+
+#include "log.h"
+#include "dbus.h"
+
+static DBusConnection *_dbus_connection = NULL;
+
+DBusConnection *get_dbus_connection(void) {
+        return _dbus_connection;
+}
+
+int setup_dbus_connection(const char *service,
+                          void (*handler_init)(DBusConnection *connection)) {
+        DBusError derror;
+        
+        g_assert(_dbus_connection == NULL);
+
+        dbus_error_init(&derror);
+        _dbus_connection = dbus_bus_get(DBUS_BUS_SYSTEM, &derror);
+        if (_dbus_connection == NULL) {
+                DLOG_ERR("System DBus connection failed: %s", derror.message);
+                dbus_error_free(&derror);
+                return -1;
+        }
+        dbus_connection_setup_with_g_main(_dbus_connection, NULL);
+
+        if (service) {
+                int ret = dbus_bus_request_name(_dbus_connection, service, 0, 
+                                                &derror);
+                if (ret != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
+                        DLOG_ERR("Could not aquire D-BUS name '%s' (ret: %d)",
+                                 service, ret);
+                        if (dbus_error_is_set(&derror)) {
+                                DLOG_DEBUG("%s", derror.message);
+                                dbus_error_free(&derror);
+                        }
+                        return -1;
+                }
+        }
+
+        if (handler_init)
+                handler_init(_dbus_connection);
+        
+        return 0;
+}
+
+void close_dbus_connection(void) {
+        g_assert(_dbus_connection != NULL); 
+        dbus_connection_unref(_dbus_connection);
+        _dbus_connection = NULL;
+}