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/* -*- mode: C; c-file-style: "gnu" -*- */
/* dbus-monitor.c Utility program to monitor messages on the bus
*
* Copyright (C) 2003 Philip Blundell <philb@gnu.org>
*
* 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 <string.h>
#include <glib.h>
#include <dbus/dbus.h>
/* Don't copy this, for programs outside the dbus tree it's dbus/dbus-glib.h */
#include <glib/dbus-glib.h>
static DBusHandlerResult
handler_func (DBusMessageHandler *handler,
DBusConnection *connection,
DBusMessage *message,
void *user_data)
{
DBusMessageIter iter;
printf ("message name=%s; sender=%s\n", dbus_message_get_name (message),
dbus_message_get_sender (message));
dbus_message_iter_init (message, &iter);
do
{
int type = dbus_message_iter_get_arg_type (&iter);
char *str;
dbus_uint32_t uint32;
dbus_int32_t int32;
double d;
unsigned char byte;
if (type == DBUS_TYPE_INVALID)
break;
switch (type)
{
case DBUS_TYPE_STRING:
str = dbus_message_iter_get_string (&iter);
printf ("string:%s\n", str);
break;
case DBUS_TYPE_INT32:
int32 = dbus_message_iter_get_int32 (&iter);
printf ("int32:%d\n", int32);
break;
case DBUS_TYPE_UINT32:
uint32 = dbus_message_iter_get_uint32 (&iter);
printf ("int32:%u\n", uint32);
break;
case DBUS_TYPE_DOUBLE:
d = dbus_message_iter_get_double (&iter);
printf ("double:%f\n", d);
break;
case DBUS_TYPE_BYTE:
byte = dbus_message_iter_get_byte (&iter);
printf ("byte:%d\n", byte);
break;
default:
printf ("(unknown arg type %d)\n", type);
break;
}
} while (dbus_message_iter_next (&iter));
return DBUS_HANDLER_RESULT_ALLOW_MORE_HANDLERS;
}
int
main (int argc, char *argv[])
{
DBusConnection *connection;
DBusError error;
DBusBusType type = DBUS_BUS_SYSTEM;
DBusMessageHandler *handler;
GMainLoop *loop;
loop = g_main_loop_new (NULL, FALSE);
dbus_error_init (&error);
connection = dbus_bus_get (type, &error);
if (connection == NULL)
{
fprintf (stderr, "Failed to open connection to %s message bus: %s\n",
(type == DBUS_BUS_SYSTEM) ? "system" : "session",
error.message);
dbus_error_free (&error);
exit (1);
}
dbus_connection_setup_with_g_main (connection);
handler = dbus_message_handler_new (handler_func, NULL, NULL);
dbus_connection_add_filter (connection, handler);
g_main_loop_run (loop);
exit (0);
}
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