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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-glib-lowlevel.h>
#include "dbus-print-message.h"
static DBusHandlerResult
filter_func (DBusConnection *connection,
DBusMessage *message,
void *user_data)
{
print_message (message, FALSE);
if (dbus_message_is_signal (message,
DBUS_INTERFACE_LOCAL,
"Disconnected"))
exit (0);
/* Conceptually we want this to be
* DBUS_HANDLER_RESULT_NOT_YET_HANDLED, but this raises
* some problems. See bug 1719.
*/
return DBUS_HANDLER_RESULT_HANDLED;
}
static void
usage (char *name, int ecode)
{
fprintf (stderr, "Usage: %s [--system | --session] [watch expressions]\n", name);
exit (ecode);
}
int
main (int argc, char *argv[])
{
DBusConnection *connection;
DBusError error;
DBusBusType type = DBUS_BUS_SESSION;
GMainLoop *loop;
int i = 0, j = 0, numFilters = 0;
char **filters = NULL;
for (i = 1; i < argc; i++)
{
char *arg = argv[i];
if (!strcmp (arg, "--system"))
type = DBUS_BUS_SYSTEM;
else if (!strcmp (arg, "--session"))
type = DBUS_BUS_SESSION;
else if (!strcmp (arg, "--help"))
usage (argv[0], 0);
else if (!strcmp (arg, "--"))
continue;
else if (arg[0] == '-')
usage (argv[0], 1);
else {
numFilters++;
filters = (char **)realloc(filters, numFilters * sizeof(char *));
filters[j] = (char *)malloc((strlen(arg) + 1) * sizeof(char *));
snprintf(filters[j], strlen(arg) + 1, "%s", arg);
j++;
}
}
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, NULL);
if (numFilters)
{
for (i = 0; i < j; i++)
{
dbus_bus_add_match (connection, filters[i], &error);
if (dbus_error_is_set (&error))
{
fprintf (stderr, "Failed to setup match \"%s\": %s\n",
filters[i], error.message);
dbus_error_free (&error);
exit (1);
}
free(filters[i]);
}
}
else
{
dbus_bus_add_match (connection,
"type='signal'",
&error);
if (dbus_error_is_set (&error))
goto lose;
dbus_bus_add_match (connection,
"type='method_call'",
&error);
if (dbus_error_is_set (&error))
goto lose;
dbus_bus_add_match (connection,
"type='method_return'",
&error);
if (dbus_error_is_set (&error))
goto lose;
dbus_bus_add_match (connection,
"type='error'",
&error);
if (dbus_error_is_set (&error))
goto lose;
}
if (!dbus_connection_add_filter (connection, filter_func, NULL, NULL)) {
fprintf (stderr, "Couldn't add filter!\n");
exit (1);
}
g_main_loop_run (loop);
exit (0);
lose:
fprintf (stderr, "Error: %s\n", error.message);
exit (1);
}
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