Add ability to follow UDP stream by index
[metze/wireshark/wip.git] / dftest.c
index b567685ce60e3b52355642d077444f19ff67693f..5c28cc6eeb2313eebf4c47d01283f6f17a64e4da 100644 (file)
--- a/dftest.c
+++ b/dftest.c
@@ -1,13 +1,10 @@
-/* dftest.c.c
- *
- * $Id$
+/* dftest.c
+ * Shows display filter byte-code, for debugging dfilter routines.
  *
- * Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@ethereal.com>
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
  * Copyright 1998 Gerald Combs
  *
- * Shows display filter byte-code, for debugging dfilter routines.
- *
  * 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
  *
  * 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.
  */
 
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
+#include <config.h>
 
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
 
-#ifdef NEED_STRERROR_H
-#include "strerror.h"
-#endif
-
 #include <glib.h>
-#include <epan/epan.h>
 
+#include <epan/epan.h>
 #include <epan/timestamp.h>
-#include <epan/plugins.h>
-#include <epan/filesystem.h>
 #include <epan/prefs.h>
-#include "util.h"
-#include "epan/dfilter/dfilter.h"
-#include "register.h"
+#include <epan/dfilter/dfilter.h>
 
-packet_info    pi;
+#ifdef HAVE_PLUGINS
+#include <wsutil/plugins.h>
+#endif
+#include <wsutil/filesystem.h>
+#include <wsutil/privileges.h>
+#include <wsutil/report_err.h>
+
+#include "ui/util.h"
+#include "register.h"
 
 static void failure_message(const char *msg_format, va_list ap);
 static void open_failure_message(const char *filename, int err,
-    gboolean for_writing);
+       gboolean for_writing);
 static void read_failure_message(const char *filename, int err);
+static void write_failure_message(const char *filename, int err);
 
 int
 main(int argc, char **argv)
 {
+       char            *init_progfile_dir_error;
        char            *text;
        char            *gpf_path, *pf_path;
        int             gpf_open_errno, gpf_read_errno;
        int             pf_open_errno, pf_read_errno;
-       e_prefs         *prefs;
        dfilter_t       *df;
 
-       set_timestamp_setting(TS_RELATIVE);
+       /*
+        * Get credential information for later use.
+        */
+       init_process_policies();
+
+       /*
+        * Attempt to get the pathname of the executable file.
+        */
+       init_progfile_dir_error = init_progfile_dir(argv[0], main);
+       if (init_progfile_dir_error != NULL) {
+               fprintf(stderr, "dftest: Can't get pathname of dftest program: %s.\n",
+                       init_progfile_dir_error);
+       }
+
+       init_report_err(failure_message, open_failure_message,
+                       read_failure_message, write_failure_message);
 
-       /* register all dissectors; we must do this before checking for the
-       "-g" flag, as the "-g" flag dumps a list of fields registered
-       by the dissectors, and we must do it before we read the preferences,
-       in case any dissectors register preferences. */
-       epan_init(PLUGIN_DIR,register_all_protocols,
-                 register_all_protocol_handoffs,
-                 failure_message, open_failure_message, read_failure_message);
+       timestamp_set_type(TS_RELATIVE);
+       timestamp_set_seconds_type(TS_SECONDS_DEFAULT);
 
-       /* now register the preferences for any non-dissector modules.
-       we must do that before we read the preferences as well. */
-       prefs_register_modules();
+#ifdef HAVE_PLUGINS
+       /* Register all the plugin types we have. */
+       epan_register_plugin_types(); /* Types known to libwireshark */
+
+       /* Scan for plugins.  This does *not* call their registration routines;
+          that's done later. */
+       scan_plugins();
+#endif
+
+       /* Register all dissectors; we must do this before checking for the
+          "-g" flag, as the "-g" flag dumps a list of fields registered
+          by the dissectors, and we must do it before we read the preferences,
+          in case any dissectors register preferences. */
+       epan_init(register_all_protocols, register_all_protocol_handoffs,
+                 NULL, NULL);
 
        /* set the c-language locale to the native environment. */
        setlocale(LC_ALL, "");
 
-       prefs = read_prefs(&gpf_open_errno, &gpf_read_errno, &gpf_path,
-           &pf_open_errno, &pf_read_errno, &pf_path);
+       read_prefs(&gpf_open_errno, &gpf_read_errno, &gpf_path,
+               &pf_open_errno, &pf_read_errno, &pf_path);
        if (gpf_path != NULL) {
                if (gpf_open_errno != 0) {
                        fprintf(stderr,
-                           "can't open global preferences file \"%s\": %s.\n",
-                           pf_path, strerror(gpf_open_errno));
+                               "can't open global preferences file \"%s\": %s.\n",
+                               pf_path, g_strerror(gpf_open_errno));
                }
                if (gpf_read_errno != 0) {
                        fprintf(stderr,
-                           "I/O error reading global preferences file \"%s\": %s.\n",
-                           pf_path, strerror(gpf_read_errno));
+                               "I/O error reading global preferences file \"%s\": %s.\n",
+                               pf_path, g_strerror(gpf_read_errno));
                }
        }
        if (pf_path != NULL) {
                if (pf_open_errno != 0) {
                        fprintf(stderr,
-                           "can't open your preferences file \"%s\": %s.\n",
-                           pf_path, strerror(pf_open_errno));
+                               "can't open your preferences file \"%s\": %s.\n",
+                               pf_path, g_strerror(pf_open_errno));
                }
                if (pf_read_errno != 0) {
                        fprintf(stderr,
-                           "I/O error reading your preferences file \"%s\": %s.\n",
-                           pf_path, strerror(pf_read_errno));
+                               "I/O error reading your preferences file \"%s\": %s.\n",
+                               pf_path, g_strerror(pf_read_errno));
                }
        }
 
@@ -116,7 +134,7 @@ main(int argc, char **argv)
 
        /* Check for filter on command line */
        if (argc <= 1) {
-               fprintf(stderr, "Usage: dftest filter\n");
+               fprintf(stderr, "Usage: dftest <filter>\n");
                exit(1);
        }
 
@@ -131,12 +149,15 @@ main(int argc, char **argv)
                epan_cleanup();
                exit(2);
        }
-       printf("dfilter ptr = 0x%08x\n", GPOINTER_TO_INT(df));
 
-       printf("\n\n");
+       printf("\n");
 
-       dfilter_dump(df);
+       if (df == NULL)
+               printf("Filter is empty\n");
+       else
+               dfilter_dump(df);
 
+       dfilter_free(df);
        epan_cleanup();
        exit(0);
 }
@@ -170,5 +191,28 @@ static void
 read_failure_message(const char *filename, int err)
 {
        fprintf(stderr, "dftest: An error occurred while reading from the file \"%s\": %s.\n",
-           filename, strerror(err));
+               filename, g_strerror(err));
+}
+
+/*
+ * Write errors are reported with an console message in "dftest".
+ */
+static void
+write_failure_message(const char *filename, int err)
+{
+       fprintf(stderr, "dftest: An error occurred while writing to the file \"%s\": %s.\n",
+               filename, g_strerror(err));
 }
+
+/*
+ * Editor modelines  -  http://www.wireshark.org/tools/modelines.html
+ *
+ * Local variables:
+ * c-basic-offset: 8
+ * tab-width: 8
+ * indent-tabs-mode: t
+ * End:
+ *
+ * vi: set shiftwidth=8 tabstop=8 noexpandtab:
+ * :indentSize=8:tabSize=8:noTabs=false:
+ */