-/* -*- mode: C; c-file-style: "gnu" -*- */
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* dbus-monitor.c Utility program to monitor messages on the bus
*
* Copyright (C) 2003 Philip Blundell <philb@gnu.org>
*
* 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
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
+#include <config.h>
#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>
+#ifdef DBUS_WIN
+#include <winsock2.h>
+#undef interface
+#else
+#include <sys/time.h>
+#endif
+
+#include <time.h>
+
#include "dbus-print-message.h"
+#define EAVESDROPPING_RULE "eavesdrop=true"
+
+#ifdef DBUS_WIN
+
+/* gettimeofday is not defined on windows */
+#define DBUS_SECONDS_SINCE_1601 11644473600LL
+#define DBUS_USEC_IN_SEC 1000000LL
+
+#ifdef DBUS_WINCE
+
+#ifndef _IOLBF
+#define _IOLBF 0x40
+#endif
+#ifndef _IONBF
+#define _IONBF 0x04
+#endif
+
+void
+GetSystemTimeAsFileTime (LPFILETIME ftp)
+{
+ SYSTEMTIME st;
+ GetSystemTime (&st);
+ SystemTimeToFileTime (&st, ftp);
+}
+#endif
+
+static int
+gettimeofday (struct timeval *__p,
+ void *__t)
+{
+ union {
+ unsigned long long ns100; /*time since 1 Jan 1601 in 100ns units */
+ FILETIME ft;
+ } now;
+
+ GetSystemTimeAsFileTime (&now.ft);
+ __p->tv_usec = (long) ((now.ns100 / 10LL) % DBUS_USEC_IN_SEC);
+ __p->tv_sec = (long)(((now.ns100 / 10LL) / DBUS_SECONDS_SINCE_1601) - DBUS_SECONDS_SINCE_1601);
+
+ return 0;
+}
+#endif
+
+inline static void
+oom (const char *doing)
+{
+ fprintf (stderr, "OOM while %s\n", doing);
+ exit (1);
+}
+
static DBusHandlerResult
-filter_func (DBusConnection *connection,
- DBusMessage *message,
- void *user_data)
+monitor_filter_func (DBusConnection *connection,
+ DBusMessage *message,
+ void *user_data)
{
- print_message (message);
+ print_message (message, FALSE);
if (dbus_message_is_signal (message,
- DBUS_INTERFACE_ORG_FREEDESKTOP_LOCAL,
+ DBUS_INTERFACE_LOCAL,
"Disconnected"))
exit (0);
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ /* 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;
+}
+
+#ifdef __APPLE__
+#define PROFILE_TIMED_FORMAT "%s\t%lu\t%d"
+#else
+#define PROFILE_TIMED_FORMAT "%s\t%lu\t%lu"
+#endif
+#define TRAP_NULL_STRING(str) ((str) ? (str) : "<none>")
+
+typedef enum
+{
+ PROFILE_ATTRIBUTE_FLAG_SERIAL = 1,
+ PROFILE_ATTRIBUTE_FLAG_REPLY_SERIAL = 2,
+ PROFILE_ATTRIBUTE_FLAG_SENDER = 4,
+ PROFILE_ATTRIBUTE_FLAG_DESTINATION = 8,
+ PROFILE_ATTRIBUTE_FLAG_PATH = 16,
+ PROFILE_ATTRIBUTE_FLAG_INTERFACE = 32,
+ PROFILE_ATTRIBUTE_FLAG_MEMBER = 64,
+ PROFILE_ATTRIBUTE_FLAG_ERROR_NAME = 128
+} ProfileAttributeFlags;
+
+static void
+profile_print_with_attrs (const char *type, DBusMessage *message,
+ struct timeval *t, ProfileAttributeFlags attrs)
+{
+ printf (PROFILE_TIMED_FORMAT, type, t->tv_sec, t->tv_usec);
+
+ if (attrs & PROFILE_ATTRIBUTE_FLAG_SERIAL)
+ printf ("\t%u", dbus_message_get_serial (message));
+
+ if (attrs & PROFILE_ATTRIBUTE_FLAG_REPLY_SERIAL)
+ printf ("\t%u", dbus_message_get_reply_serial (message));
+
+ if (attrs & PROFILE_ATTRIBUTE_FLAG_SENDER)
+ printf ("\t%s", TRAP_NULL_STRING (dbus_message_get_sender (message)));
+
+ if (attrs & PROFILE_ATTRIBUTE_FLAG_DESTINATION)
+ printf ("\t%s", TRAP_NULL_STRING (dbus_message_get_destination (message)));
+
+ if (attrs & PROFILE_ATTRIBUTE_FLAG_PATH)
+ printf ("\t%s", TRAP_NULL_STRING (dbus_message_get_path (message)));
+
+ if (attrs & PROFILE_ATTRIBUTE_FLAG_INTERFACE)
+ printf ("\t%s", TRAP_NULL_STRING (dbus_message_get_interface (message)));
+
+ if (attrs & PROFILE_ATTRIBUTE_FLAG_MEMBER)
+ printf ("\t%s", TRAP_NULL_STRING (dbus_message_get_member (message)));
+
+ if (attrs & PROFILE_ATTRIBUTE_FLAG_ERROR_NAME)
+ printf ("\t%s", TRAP_NULL_STRING (dbus_message_get_error_name (message)));
+
+ printf ("\n");
+}
+
+static void
+print_message_profile (DBusMessage *message)
+{
+ struct timeval t;
+
+ if (gettimeofday (&t, NULL) < 0)
+ {
+ printf ("un\n");
+ return;
+ }
+
+ switch (dbus_message_get_type (message))
+ {
+ case DBUS_MESSAGE_TYPE_METHOD_CALL:
+ profile_print_with_attrs ("mc", message, &t,
+ PROFILE_ATTRIBUTE_FLAG_SERIAL |
+ PROFILE_ATTRIBUTE_FLAG_SENDER |
+ PROFILE_ATTRIBUTE_FLAG_PATH |
+ PROFILE_ATTRIBUTE_FLAG_INTERFACE |
+ PROFILE_ATTRIBUTE_FLAG_MEMBER);
+ break;
+ case DBUS_MESSAGE_TYPE_METHOD_RETURN:
+ profile_print_with_attrs ("mr", message, &t,
+ PROFILE_ATTRIBUTE_FLAG_SERIAL |
+ PROFILE_ATTRIBUTE_FLAG_DESTINATION |
+ PROFILE_ATTRIBUTE_FLAG_REPLY_SERIAL);
+ break;
+ case DBUS_MESSAGE_TYPE_ERROR:
+ profile_print_with_attrs ("err", message, &t,
+ PROFILE_ATTRIBUTE_FLAG_SERIAL |
+ PROFILE_ATTRIBUTE_FLAG_DESTINATION |
+ PROFILE_ATTRIBUTE_FLAG_REPLY_SERIAL);
+ break;
+ case DBUS_MESSAGE_TYPE_SIGNAL:
+ profile_print_with_attrs ("sig", message, &t,
+ PROFILE_ATTRIBUTE_FLAG_SERIAL |
+ PROFILE_ATTRIBUTE_FLAG_PATH |
+ PROFILE_ATTRIBUTE_FLAG_INTERFACE |
+ PROFILE_ATTRIBUTE_FLAG_MEMBER);
+ break;
+ default:
+ printf (PROFILE_TIMED_FORMAT "\n", "tun", t.tv_sec, t.tv_usec);
+ break;
+ }
+}
+
+static DBusHandlerResult
+profile_filter_func (DBusConnection *connection,
+ DBusMessage *message,
+ void *user_data)
+{
+ print_message_profile (message);
+
+ if (dbus_message_is_signal (message,
+ DBUS_INTERFACE_LOCAL,
+ "Disconnected"))
+ exit (0);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
}
static void
usage (char *name, int ecode)
{
- fprintf (stderr, "Usage: %s [--system | --session]\n", name);
+ fprintf (stderr, "Usage: %s [--system | --session | --address ADDRESS] [--monitor | --profile ] [watch expressions]\n", name);
exit (ecode);
}
+static void
+only_one_type (dbus_bool_t *seen_bus_type,
+ char *name)
+{
+ if (*seen_bus_type)
+ {
+ fprintf (stderr, "I only support monitoring one bus at a time!\n");
+ usage (name, 1);
+ }
+ else
+ {
+ *seen_bus_type = TRUE;
+ }
+}
+
int
main (int argc, char *argv[])
{
DBusConnection *connection;
DBusError error;
DBusBusType type = DBUS_BUS_SESSION;
- GMainLoop *loop;
- int i;
+ DBusHandleMessageFunction filter_func = monitor_filter_func;
+ char *address = NULL;
+ dbus_bool_t seen_bus_type = FALSE;
+
+ int i = 0, j = 0, numFilters = 0;
+ char **filters = NULL;
+
+ /* Set stdout to be unbuffered; this is basically so that if people
+ * do dbus-monitor > file, then send SIGINT via Control-C, they
+ * don't lose the last chunk of messages.
+ */
+
+#ifdef DBUS_WIN
+ setvbuf (stdout, NULL, _IONBF, 0);
+#else
+ setvbuf (stdout, NULL, _IOLBF, 0);
+#endif
for (i = 1; i < argc; i++)
{
char *arg = argv[i];
if (!strcmp (arg, "--system"))
- type = DBUS_BUS_SYSTEM;
+ {
+ only_one_type (&seen_bus_type, argv[0]);
+ type = DBUS_BUS_SYSTEM;
+ }
else if (!strcmp (arg, "--session"))
- type = DBUS_BUS_SESSION;
+ {
+ only_one_type (&seen_bus_type, argv[0]);
+ type = DBUS_BUS_SESSION;
+ }
+ else if (!strcmp (arg, "--address"))
+ {
+ only_one_type (&seen_bus_type, argv[0]);
+
+ if (i+1 < argc)
+ {
+ address = argv[i+1];
+ i++;
+ }
+ else
+ usage (argv[0], 1);
+ }
else if (!strcmp (arg, "--help"))
usage (argv[0], 0);
+ else if (!strcmp (arg, "--monitor"))
+ filter_func = monitor_filter_func;
+ else if (!strcmp (arg, "--profile"))
+ filter_func = profile_filter_func;
else if (!strcmp (arg, "--"))
- break;
+ continue;
else if (arg[0] == '-')
usage (argv[0], 1);
- }
+ else {
+ unsigned int filter_len;
+ numFilters++;
+ /* Prepend a rule (and a comma) to enable the monitor to eavesdrop.
+ * Prepending allows the user to add eavesdrop=false at command line
+ * in order to disable eavesdropping when needed */
+ filter_len = strlen (EAVESDROPPING_RULE) + 1 + strlen (arg) + 1;
- if (argc > 2)
- usage (argv[0], 1);
-
- loop = g_main_loop_new (NULL, FALSE);
+ filters = (char **) realloc (filters, numFilters * sizeof (char *));
+ if (filters == NULL)
+ oom ("adding a new filter slot");
+ filters[j] = (char *) malloc (filter_len * sizeof (char *));
+ if (filters[j] == NULL)
+ oom ("adding a new filter");
+ snprintf (filters[j], filter_len, "%s,%s", EAVESDROPPING_RULE, arg);
+ j++;
+ }
+ }
dbus_error_init (&error);
- connection = dbus_bus_get (type, &error);
+
+ if (address != NULL)
+ {
+ connection = dbus_connection_open (address, &error);
+ if (connection)
+ {
+ if (!dbus_bus_register (connection, &error))
+ {
+ fprintf (stderr, "Failed to register connection to bus at %s: %s\n",
+ address, error.message);
+ dbus_error_free (&error);
+ exit (1);
+ }
+ }
+ }
+ else
+ 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",
+ const char *where;
+ if (address != NULL)
+ where = address;
+ else
+ {
+ switch (type)
+ {
+ case DBUS_BUS_SYSTEM:
+ where = "system bus";
+ break;
+ case DBUS_BUS_SESSION:
+ where = "session bus";
+ break;
+ default:
+ where = "";
+ }
+ }
+ fprintf (stderr, "Failed to open connection to %s: %s\n",
+ where,
error.message);
dbus_error_free (&error);
exit (1);
}
- dbus_connection_setup_with_g_main (connection, NULL);
-
- 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 (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,
+ EAVESDROPPING_RULE ",type='signal'",
+ &error);
+ if (dbus_error_is_set (&error))
+ goto lose;
+ dbus_bus_add_match (connection,
+ EAVESDROPPING_RULE ",type='method_call'",
+ &error);
+ if (dbus_error_is_set (&error))
+ goto lose;
+ dbus_bus_add_match (connection,
+ EAVESDROPPING_RULE ",type='method_return'",
+ &error);
+ if (dbus_error_is_set (&error))
+ goto lose;
+ dbus_bus_add_match (connection,
+ EAVESDROPPING_RULE ",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);
-
+ while (dbus_connection_read_write_dispatch(connection, -1))
+ ;
exit (0);
lose:
fprintf (stderr, "Error: %s\n", error.message);
exit (1);
}
+