3 * Wireshark - Network traffic analyzer
4 * By Gerald Combs <gerald@wireshark.org>
5 * Copyright 1998 Gerald Combs
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
31 #include <zlib.h> /* to get the libz version number */
38 #ifndef HAVE_GETOPT_LONG
39 #include "wsutil/wsgetopt.h"
42 #include <wsutil/clopts_common.h>
43 #include <wsutil/cmdarg_err.h>
44 #include <wsutil/crash_info.h>
45 #include <wsutil/filesystem.h>
46 #include <wsutil/privileges.h>
48 #include <wsutil/plugins.h>
50 #include <wsutil/report_err.h>
51 #include <wsutil/u3.h>
52 #include <wsutil/unicode-utils.h>
53 #include <wsutil/ws_diag_control.h>
54 #include <wsutil/ws_version_info.h>
56 #include <epan/addr_resolv.h>
57 #include <epan/ex-opt.h>
59 #include <epan/stat_tap_ui.h>
60 #include <epan/column.h>
61 #include <epan/disabled_protos.h>
64 #include <epan/packet.h>
65 #include <epan/asn1.h>
66 #include <epan/dissectors/packet-kerberos.h>
70 #include <codecs/codecs.h>
73 /* general (not Qt specific) */
76 #include "color_filters.h"
79 #include "epan/rtd_table.h"
80 #include "epan/srt_table.h"
82 #include "ui/alert_box.h"
83 #include "ui/console.h"
84 #include "ui/iface_lists.h"
85 #include "ui/language.h"
86 #include "ui/persfilepath_opt.h"
87 #include "ui/recent.h"
88 #include "ui/simple_dialog.h"
91 #include "ui/qt/conversation_dialog.h"
92 #include "ui/qt/endpoint_dialog.h"
93 #include "ui/qt/main_window.h"
94 #include "ui/qt/response_time_delay_dialog.h"
95 #include "ui/qt/service_response_time_dialog.h"
96 #include "ui/qt/simple_dialog.h"
97 #include "ui/qt/simple_statistics_dialog.h"
98 #include "ui/qt/splash_overlay.h"
99 #include "ui/qt/wireshark_application.h"
101 #include "caputils/capture-pcap-util.h"
104 # include "caputils/capture-wpcap.h"
105 # include "caputils/capture_wpcap_packet.h"
106 # include <tchar.h> /* Needed for Unicode */
107 # include <wsutil/file_util.h>
108 # include <wsutil/os_version_info.h>
112 # include <caputils/airpcap.h>
113 # include <caputils/airpcap_loader.h>
114 //# include "airpcap_dlg.h"
115 //# include "airpcap_gui_utils.h"
118 #include "epan/crypt/airpdcap_ws.h"
120 #if (QT_VERSION < QT_VERSION_CHECK(5, 0, 0))
121 #include <QTextCodec>
124 #if defined(HAVE_LIBPCAP) || defined(HAVE_EXTCAP)
125 capture_options global_capture_opts;
128 GString *comp_info_str, *runtime_info_str;
130 /* update the main window */
131 void main_window_update(void)
133 WiresharkApplication::processEvents();
138 /* quit a nested main window */
139 void main_window_nested_quit(void)
141 // if (gtk_main_level() > 0)
145 /* quit the main window */
146 void main_window_quit(void)
151 #endif /* HAVE_LIBPCAP */
154 // xxx copied from ../gtk/main.c
156 print_usage(gboolean for_help_option) {
163 if (for_help_option) {
165 fprintf(output, "Wireshark %s\n"
166 "Interactively dump and analyze network traffic.\n"
167 "See https://www.wireshark.org for more information.\n",
168 get_ws_vcs_version_info());
172 fprintf(output, "\n");
173 fprintf(output, "Usage: wireshark [options] ... [ <infile> ]\n");
174 fprintf(output, "\n");
177 fprintf(output, "Capture interface:\n");
178 fprintf(output, " -i <interface> name or idx of interface (def: first non-loopback)\n");
179 fprintf(output, " -f <capture filter> packet filter in libpcap filter syntax\n");
180 fprintf(output, " -s <snaplen> packet snapshot length (def: 65535)\n");
181 fprintf(output, " -p don't capture in promiscuous mode\n");
182 fprintf(output, " -k start capturing immediately (def: do nothing)\n");
183 fprintf(output, " -S update packet display when new packets are captured\n");
184 fprintf(output, " -l turn on automatic scrolling while -S is in use\n");
185 #ifdef HAVE_PCAP_CREATE
186 fprintf(output, " -I capture in monitor mode, if available\n");
188 #ifdef CAN_SET_CAPTURE_BUFFER_SIZE
189 fprintf(output, " -B <buffer size> size of kernel buffer (def: %dMB)\n", DEFAULT_CAPTURE_BUFFER_SIZE);
191 fprintf(output, " -y <link type> link layer type (def: first appropriate)\n");
192 fprintf(output, " -D print list of interfaces and exit\n");
193 fprintf(output, " -L print list of link-layer types of iface and exit\n");
194 fprintf(output, "\n");
195 fprintf(output, "Capture stop conditions:\n");
196 fprintf(output, " -c <packet count> stop after n packets (def: infinite)\n");
197 fprintf(output, " -a <autostop cond.> ... duration:NUM - stop after NUM seconds\n");
198 fprintf(output, " filesize:NUM - stop this file after NUM KB\n");
199 fprintf(output, " files:NUM - stop after NUM files\n");
200 /*fprintf(output, "\n");*/
201 fprintf(output, "Capture output:\n");
202 fprintf(output, " -b <ringbuffer opt.> ... duration:NUM - switch to next file after NUM secs\n");
203 fprintf(output, " filesize:NUM - switch to next file after NUM KB\n");
204 fprintf(output, " files:NUM - ringbuffer: replace after NUM files\n");
205 #endif /* HAVE_LIBPCAP */
206 #ifdef HAVE_PCAP_REMOTE
207 fprintf(output, "RPCAP options:\n");
208 fprintf(output, " -A <user>:<password> use RPCAP password authentication\n");
210 /*fprintf(output, "\n");*/
211 fprintf(output, "Input file:\n");
212 fprintf(output, " -r <infile> set the filename to read from (no pipes or stdin!)\n");
214 fprintf(output, "\n");
215 fprintf(output, "Processing:\n");
216 fprintf(output, " -R <read filter> packet filter in Wireshark display filter syntax\n");
217 fprintf(output, " -n disable all name resolutions (def: all enabled)\n");
218 fprintf(output, " -N <name resolve flags> enable specific name resolution(s): \"mnNtCd\"\n");
219 fprintf(output, " --disable-protocol <proto_name>\n");
220 fprintf(output, " disable dissection of proto_name\n");
221 fprintf(output, " --enable-heuristic <short_name>\n");
222 fprintf(output, " enable dissection of heuristic protocol\n");
223 fprintf(output, " --disable-heuristic <short_name>\n");
224 fprintf(output, " disable dissection of heuristic protocol\n");
226 fprintf(output, "\n");
227 fprintf(output, "User interface:\n");
228 fprintf(output, " -C <config profile> start with specified configuration profile\n");
229 fprintf(output, " -Y <display filter> start with the given display filter\n");
230 fprintf(output, " -g <packet number> go to specified packet number after \"-r\"\n");
231 fprintf(output, " -J <jump filter> jump to the first packet matching the (display)\n");
232 fprintf(output, " filter\n");
233 fprintf(output, " -j search backwards for a matching packet after \"-J\"\n");
234 fprintf(output, " -m <font> set the font name used for most text\n");
235 fprintf(output, " -t a|ad|d|dd|e|r|u|ud output format of time stamps (def: r: rel. to first)\n");
236 fprintf(output, " -u s|hms output format of seconds (def: s: seconds)\n");
237 fprintf(output, " -X <key>:<value> eXtension options, see man page for details\n");
238 fprintf(output, " -z <statistics> show various statistics, see man page for details\n");
240 fprintf(output, "\n");
241 fprintf(output, "Output:\n");
242 fprintf(output, " -w <outfile|-> set the output filename (or '-' for stdout)\n");
244 fprintf(output, "\n");
245 fprintf(output, "Miscellaneous:\n");
246 fprintf(output, " -h display this help and exit\n");
247 fprintf(output, " -v display version info and exit\n");
248 fprintf(output, " -P <key>:<path> persconf:path - personal configuration files\n");
249 fprintf(output, " persdata:path - personal data files\n");
250 fprintf(output, " -o <name>:<value> ... override preference or recent setting\n");
251 fprintf(output, " -K <keytab> keytab file to use for kerberos decryption\n");
253 fprintf(output, " --display=DISPLAY X display to use\n");
255 fprintf(output, "\nNOTE: Not all options are implemented in the Qt port.\n");
263 * Report an error in command-line arguments.
264 * Creates a console on Windows.
266 // xxx copied from ../gtk/main.c
268 wireshark_cmdarg_err(const char *fmt, va_list ap)
273 fprintf(stderr, "wireshark: ");
274 vfprintf(stderr, fmt, ap);
275 fprintf(stderr, "\n");
279 * Report additional information for an error in command-line arguments.
280 * Creates a console on Windows.
281 * XXX - pop this up in a window of some sort on UNIX+X11 if the controlling
282 * terminal isn't the standard error?
284 // xxx copied from ../gtk/main.c
286 wireshark_cmdarg_err_cont(const char *fmt, va_list ap)
291 vfprintf(stderr, fmt, ap);
292 fprintf(stderr, "\n");
295 // xxx based from ../gtk/main.c:get_gtk_compiled_info
297 get_wireshark_qt_compiled_info(GString *str)
299 g_string_append(str, "with ");
300 g_string_append_printf(str,
302 "Qt %s", QT_VERSION_STR);
304 "Qt (version unknown)");
307 /* Capture libraries */
308 g_string_append(str, ", ");
309 get_compiled_caplibs_version(str);
312 g_string_append(str, ", ");
314 g_string_append(str, "with libz ");
316 g_string_append(str, ZLIB_VERSION);
317 #else /* ZLIB_VERSION */
318 g_string_append(str, "(version unknown)");
319 #endif /* ZLIB_VERSION */
320 #else /* HAVE_LIBZ */
321 g_string_append(str, "without libz");
322 #endif /* HAVE_LIBZ */
325 // xxx copied from ../gtk/main.c
327 get_gui_compiled_info(GString *str)
329 epan_get_compiled_version_info(str);
331 g_string_append(str, ", ");
332 #ifdef QT_MULTIMEDIA_LIB
333 g_string_append(str, "with QtMultimedia");
335 g_string_append(str, "without QtMultimedia");
338 g_string_append(str, ", ");
340 get_compiled_airpcap_version(str);
342 g_string_append(str, "without AirPcap");
346 // xxx copied from ../gtk/main.c
348 get_wireshark_runtime_info(GString *str)
351 /* Capture libraries */
352 g_string_append(str, ", ");
353 get_runtime_caplibs_version(str);
357 #if defined(HAVE_LIBZ) && !defined(_WIN32)
358 g_string_append_printf(str, ", with libz %s", zlibVersion());
361 /* stuff used by libwireshark */
362 epan_get_runtime_version_info(str);
365 g_string_append(str, ", ");
366 get_runtime_airpcap_version(str);
370 g_string_append(str, ", ");
371 u3_runtime_info(str);
376 /* Check if there's something important to tell the user during startup.
377 * We want to do this *after* showing the main window so that any windows
378 * we pop up will be above the main window.
381 check_and_warn_user_startup(const QString &cf_name)
386 gchar *cur_user, *cur_group;
388 /* Tell the user not to run as root. */
389 if (running_with_special_privs() && recent.privs_warn_if_elevated) {
390 cur_user = get_cur_username();
391 cur_group = get_cur_groupname();
392 simple_message_box(ESD_TYPE_WARN, &recent.privs_warn_if_elevated,
393 "Running as user \"%s\" and group \"%s\".\n"
394 "This could be dangerous.\n\n"
395 "If you're running Wireshark this way in order to perform live capture, "
396 "you may want to be aware that there is a better way documented at\n"
397 "https://wiki.wireshark.org/CaptureSetup/CapturePrivileges", cur_user, cur_group);
403 /* Warn the user if npf.sys isn't loaded. */
404 if (!get_stdin_capture() && cf_name.isEmpty() && !npf_sys_is_running() && recent.privs_warn_if_no_npf && get_windows_major_version() >= 6) {
405 simple_message_box(ESD_TYPE_WARN, &recent.privs_warn_if_no_npf, "%s",
406 "The NPF driver isn't running. You may have trouble\n"
407 "capturing or listing interfaces.");
415 // Try to avoid library search path collisions. QCoreApplication will
416 // search QT_INSTALL_PREFIX/plugins for platform DLLs before searching
417 // the application directory. If
419 // - You have Qt version 5.x.y installed in the default location
420 // (C:\Qt\5.x) on your machine.
424 // - You install Wireshark that was built on a machine with Qt version
425 // 5.x.z installed in the default location.
427 // Qt5Core.dll will load qwindows.dll from your local C:\Qt\5.x\...\plugins
428 // directory. This may not be compatible with qwindows.dll from that
429 // same path on the build machine. At any rate, loading DLLs from paths
430 // you don't control is ill-advised. We work around this by removing every
431 // path except our application directory.
434 reset_library_path(void)
436 QString app_path = QDir(get_progfile_dir()).path();
437 foreach (QString path, QCoreApplication::libraryPaths()) {
438 QCoreApplication::removeLibraryPath(path);
440 QCoreApplication::addLibraryPath(app_path);
444 /* And now our feature presentation... [ fade to music ] */
445 int main(int argc, char *argv[])
450 gboolean arg_error = FALSE;
451 char **ws_argv = argv;
459 char *gdp_path, *dp_path;
462 gboolean start_capture = FALSE;
463 gboolean list_link_layer_types = FALSE;
468 gboolean capture_option_specified = FALSE;
477 guint go_to_packet = 0;
479 QString dfilter, read_filter;
480 GSList *disable_protocol_slist = NULL;
481 GSList *enable_heur_slist = NULL;
482 GSList *disable_heur_slist = NULL;
484 cmdarg_err_init(wireshark_cmdarg_err, wireshark_cmdarg_err_cont);
486 // In Qt 5, C strings are treated always as UTF-8 when converted to
487 // QStrings; in Qt 4, the codec must be set to make that happen
488 #if (QT_VERSION < QT_VERSION_CHECK(5, 0, 0))
489 // Hopefully we won't have to use QString::fromUtf8() in as many places.
490 QTextCodec *utf8codec = QTextCodec::codecForName("UTF-8");
491 QTextCodec::setCodecForCStrings(utf8codec);
492 // XXX - QObject doesn't *have* a tr method in 5.0, as far as I can see...
493 QTextCodec::setCodecForTr(utf8codec);
496 /* Set the C-language locale to the native environment. */
497 // The GTK+ UI calls this. Should we as well?
498 //setlocale(LC_ALL, "");
500 // QCoreApplication clobbers argv. Let's have a local copy.
501 ws_argv = (char **) g_malloc(sizeof(char *) * argc);
502 for (opt = 0; opt < argc; opt++) {
503 ws_argv[opt] = argv[opt];
505 arg_list_utf_16to8(argc, ws_argv);
506 create_app_running_mutex();
510 * Get credential information for later use, and drop privileges
511 * before doing anything else.
512 * Let the user know if anything happened.
514 init_process_policies();
515 relinquish_special_privs_perm();
518 * Attempt to get the pathname of the executable file.
520 /* init_progfile_dir_error = */ init_progfile_dir(ws_argv[0],
521 (int (*)(int, char **)) get_gui_compiled_info);
522 g_log(NULL, G_LOG_LEVEL_DEBUG, "progfile_dir: %s", get_progfile_dir());
525 /* Load wpcap if possible. Do this before collecting the run-time version information */
528 /* ... and also load the packet.dll from wpcap */
532 /* Load the airpcap.dll. This must also be done before collecting
533 * run-time version information. */
536 airpcap_dll_ret_val = load_airpcap();
538 switch (airpcap_dll_ret_val) {
540 /* load the airpcap interfaces */
541 g_airpcap_if_list = get_airpcap_interface_list(&err, &err_str);
543 if (g_airpcap_if_list == NULL || g_list_length(g_airpcap_if_list) == 0){
544 if (err == CANT_GET_AIRPCAP_INTERFACE_LIST && err_str != NULL) {
545 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", "Failed to open Airpcap Adapters.");
548 airpcap_if_active = NULL;
552 /* select the first ad default (THIS SHOULD BE CHANGED) */
553 airpcap_if_active = airpcap_get_default_if(airpcap_if_list);
557 * XXX - Maybe we need to warn the user if one of the following happens???
559 case AIRPCAP_DLL_OLD:
560 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s","AIRPCAP_DLL_OLD\n");
563 case AIRPCAP_DLL_ERROR:
564 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s","AIRPCAP_DLL_ERROR\n");
567 case AIRPCAP_DLL_NOT_FOUND:
568 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s","AIRPCAP_DDL_NOT_FOUND\n");
572 #endif /* HAVE_AIRPCAP */
575 /* Get the compile-time version information string */
577 comp_info_str = get_compiled_version_info(get_wireshark_qt_compiled_info,
578 get_gui_compiled_info);
580 /* Assemble the run-time version information string */
582 runtime_info_str = get_runtime_version_info(get_wireshark_runtime_info);
585 * In order to have the -X opts assigned before the wslua machine starts
586 * we need to call getopt_long before epan_init() gets called.
588 * In addition, we process "console only" parameters (ones where we
589 * send output to the console and exit) here, so we don't start Qt
590 * if we're only showing command-line help or version information.
592 * XXX - this pre-scan is done before we start Qt, so we haven't
593 * run WiresharkApplication's constructor on the arguments. That
594 * means that Qt arguments have not been removed from the argument
595 * list; those arguments begin with "-", and may be treated as
596 * errors by getopt_long().
598 * We thus ignore errors - *and* set "opterr" to 0 to suppress the
601 * XXX - is there some way to parse and remove Qt arguments without
602 * starting up the GUI, which we can call before calling this?
604 * In order to handle, for example, -o options, we also need to call it
605 * *after* epan_init() gets called, so that the dissectors have had a
606 * chance to register their preferences, so we have another getopt_long()
609 * XXX - can we do this all with one getopt_long() call, saving the
610 * arguments we can't handle until after initializing libwireshark,
611 * and then process them after initializing libwireshark?
613 * Note that we don't want to initialize libwireshark until after the
614 * GUI is up, as that can take a while, and we want a window of some
615 * sort up to show progress while that's happening.
617 // XXX Should the remaining code be in WiresharkApplcation::WiresharkApplication?
618 #define OPTSTRING OPTSTRING_CAPTURE_COMMON "C:g:Hh" "jJ:kK:lm:nN:o:P:r:R:St:u:vw:X:Y:z:"
619 static const struct option long_options[] = {
620 {"help", no_argument, NULL, 'h'},
621 {"read-file", required_argument, NULL, 'r' },
622 {"read-filter", required_argument, NULL, 'R' },
623 {"display-filter", required_argument, NULL, 'Y' },
624 {"version", no_argument, NULL, 'v'},
625 LONGOPT_CAPTURE_COMMON
628 static const char optstring[] = OPTSTRING;
632 while ((opt = getopt_long(argc, ws_argv, optstring, long_options, NULL)) != -1) {
634 case 'C': /* Configuration Profile */
635 if (profile_exists (optarg, FALSE)) {
636 set_profile_name (optarg);
638 cmdarg_err("Configuration Profile \"%s\" does not exist", optarg);
642 case 'D': /* Print a list of capture devices and exit */
644 if_list = capture_interface_list(&err, &err_str, NULL);
645 if (if_list == NULL) {
647 cmdarg_err("There are no interfaces on which a capture can be done");
649 cmdarg_err("%s", err_str);
657 capture_opts_print_interfaces(if_list);
658 free_interface_list(if_list);
663 #else /* HAVE_LIBPCAP */
664 capture_option_specified = TRUE;
666 #endif /* HAVE_LIBPCAP */
668 case 'h': /* Print help and exit */
674 if (strcmp(optarg, "-") == 0)
675 set_stdin_capture(TRUE);
678 case 'P': /* Personal file directory path settings - change these before the Preferences and alike are processed */
679 if (!persfilepath_opt(opt, optarg)) {
680 cmdarg_err("-P flag \"%s\" failed (hint: is it quoted and existing?)", optarg);
684 case 'v': /* Show version and exit */
688 show_version("Wireshark", comp_info_str, runtime_info_str);
696 * Extension command line options have to be processed before
697 * we call epan_init() as they are supposed to be used by dissectors
698 * or taps very early in the registration process.
702 case '?': /* Ignore errors - the "real" scan will catch them. */
708 reset_library_path();
711 /* Create The Wireshark app */
712 WiresharkApplication ws_app(argc, argv);
714 /* initialize the funnel mini-api */
716 //initialize_funnel_ops();
718 AirPDcapInitContext(&airpdcap_ctx);
722 unsigned int in_file_type = WTAP_TYPE_AUTO;
724 /* Add it to the information to be reported on a crash. */
725 ws_add_crash_info("Wireshark %s\n"
730 get_ws_vcs_version_info(), comp_info_str->str, runtime_info_str->str);
733 /* Start windows sockets */
734 WSAStartup( MAKEWORD( 1, 1 ), &wsaData );
737 profile_store_persconffiles(TRUE);
739 /* Read the profile independent recent file. We have to do this here so we can */
740 /* set the profile before it can be set from the command line parameter */
741 if (!recent_read_static(&rf_path, &rf_open_errno)) {
742 simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
743 "Could not open common recent file\n\"%s\": %s.",
744 rf_path, strerror(rf_open_errno));
748 /* Read the profile dependent (static part) of the recent file. */
749 /* Only the static part of it will be read, as we don't have the gui now to fill the */
750 /* recent lists which is done in the dynamic part. */
751 /* We have to do this already here, so command line parameters can overwrite these values. */
752 if (!recent_read_profile_static(&rf_path, &rf_open_errno)) {
753 simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
754 "Could not open recent file\n\"%s\": %s.",
755 rf_path, g_strerror(rf_open_errno));
758 wsApp->applyCustomColorsFromRecent();
760 // Initialize our language
761 read_language_prefs();
762 locale = QString(language);
763 wsApp->loadLanguage(locale);
765 g_log(LOG_DOMAIN_MAIN, G_LOG_LEVEL_DEBUG, "Translator %s", locale.toStdString().c_str());
767 // Init the main window (and splash)
768 main_w = new(MainWindow);
770 // We may not need a queued connection here but it would seem to make sense
771 // to force the issue.
772 main_w->connect(&ws_app, SIGNAL(openCaptureFile(QString,QString,unsigned int)),
773 main_w, SLOT(openCaptureFile(QString,QString,unsigned int)));
775 /* Init the "Open file" dialog directory */
776 /* (do this after the path settings are processed) */
777 if (recent.gui_fileopen_remembered_dir &&
778 test_for_directory(recent.gui_fileopen_remembered_dir) == EISDIR) {
779 wsApp->setLastOpenDir(recent.gui_fileopen_remembered_dir);
781 wsApp->setLastOpenDir(get_persdatafile_dir());
785 // Replicates behavior in gtk_init();
786 signal(SIGPIPE, SIG_IGN);
789 set_console_log_handler();
792 /* Set the initial values in the capture options. This might be overwritten
793 by preference settings and then again by the command line parameters. */
794 capture_opts_init(&global_capture_opts);
797 init_report_err(failure_alert_box, open_failure_alert_box,
798 read_failure_alert_box, write_failure_alert_box);
800 init_open_routines();
803 /* Register all the plugin types we have. */
804 epan_register_plugin_types(); /* Types known to libwireshark */
805 wtap_register_plugin_types(); /* Types known to libwiretap */
806 codec_register_plugin_types(); /* Types known to libwscodecs */
808 /* Scan for plugins. This does *not* call their registration routines;
809 that's done later. */
812 /* Register all libwiretap plugin modules. */
813 register_all_wiretap_modules();
815 /* Register all audio codec plugins. */
816 register_all_codecs();
819 /* Register all dissectors; we must do this before checking for the
820 "-G" flag, as the "-G" flag dumps information registered by the
821 dissectors, and we must do it before we read the preferences, in
822 case any dissectors register preferences. */
823 if (!epan_init(register_all_protocols,register_all_protocol_handoffs,
824 splash_update, NULL)) {
825 SimpleDialog::displayQueuedMessages(main_w);
829 splash_update(RA_LISTENERS, NULL, NULL);
831 /* Register all tap listeners; we do this before we parse the arguments,
832 as the "-z" argument can specify a registered tap. */
834 /* we register the plugin taps before the other taps because
835 stats_tree taps plugins will be registered as tap listeners
836 by stats_tree_stat.c and need to registered before that */
838 register_all_plugin_tap_listeners();
841 register_all_tap_listeners();
842 conversation_table_set_gui_info(init_conversation_table);
843 hostlist_table_set_gui_info(init_endpoint_table);
844 srt_table_iterate_tables(register_service_response_tables, NULL);
845 rtd_table_iterate_tables(register_response_time_delay_tables, NULL);
846 new_stat_tap_iterate_tables(register_simple_stat_tables, NULL);
848 if (ex_opt_count("read_format") > 0) {
849 in_file_type = open_info_name_to_type(ex_opt_get_next("read_format"));
852 splash_update(RA_PREFERENCES, NULL, NULL);
854 prefs_p = ws_app.readConfigurationFiles(&gdp_path, &dp_path, false);
857 * To reset the options parser, set optreset to 1 on platforms that
858 * have optreset (documented in *BSD and OS X, apparently present but
859 * not documented in Solaris - the Illumos repository seems to
860 * suggest that the first Solaris getopt_long(), at least as of 2004,
861 * was based on the NetBSD one, it had optreset) and set optind to 1,
862 * and set optind to 0 otherwise (documented as working in the GNU
863 * getopt_long(). Setting optind to 0 didn't originally work in the
864 * NetBSD one, but that was added later - we don't want to depend on
865 * it if we have optreset).
867 * Also reset opterr to 1, so that error messages are printed by
870 * XXX - if we want to control all the command-line option errors, so
871 * that we can display them where we choose (e.g., in a window), we'd
872 * want to leave opterr as 0, and produce our own messages using optopt.
873 * We'd have to check the value of optopt to see if it's a valid option
874 * letter, in which case *presumably* the error is "this option requires
875 * an argument but none was specified", or not a valid option letter,
876 * in which case *presumably* the error is "this option isn't valid".
877 * Some versions of getopt() let you supply a option string beginning
878 * with ':', which means that getopt() will return ':' rather than '?'
879 * for "this option requires an argument but none was specified", but
880 * not all do. But we're now using getopt_long() - what does it do?
890 /* Now get our args */
891 while ((opt = getopt_long(argc, ws_argv, optstring, long_options, NULL)) != -1) {
893 /*** capture option specific ***/
894 case 'a': /* autostop criteria */
895 case 'b': /* Ringbuffer option */
896 case 'c': /* Capture xxx packets */
897 case 'f': /* capture filter */
898 case 'k': /* Start capture immediately */
899 case 'H': /* Hide capture info dialog box */
900 case 'p': /* Don't capture in promiscuous mode */
901 case 'i': /* Use interface x */
902 #ifdef HAVE_PCAP_CREATE
903 case 'I': /* Capture in monitor mode, if available */
905 #ifdef HAVE_PCAP_REMOTE
906 case 'A': /* Authentication */
908 case 's': /* Set the snapshot (capture) length */
909 case 'S': /* "Sync" mode: used for following file ala tail -f */
910 case 'w': /* Write to capture file xxx */
911 case 'y': /* Set the pcap data link type */
912 #ifdef CAN_SET_CAPTURE_BUFFER_SIZE
913 case 'B': /* Buffer size */
916 status = capture_opts_add_opt(&global_capture_opts, opt, optarg,
922 capture_option_specified = TRUE;
927 case 'K': /* Kerberos keytab file */
928 read_keytab_file(optarg);
932 /*** all non capture option specific ***/
934 /* Configuration profile settings were already processed just ignore them this time*/
936 case 'j': /* Search backwards for a matching packet from filter in option J */
937 /* Not supported yet */
939 case 'g': /* Go to packet with the given packet number */
940 go_to_packet = get_positive_int(optarg, "go to packet");
942 case 'J': /* Jump to the first packet which matches the filter criteria */
943 /* Not supported yet */
945 case 'l': /* Automatic scrolling in live capture mode */
947 /* Not supported yet */
949 capture_option_specified = TRUE;
953 case 'L': /* Print list of link-layer types and exit */
955 list_link_layer_types = TRUE;
957 capture_option_specified = TRUE;
961 case 'm': /* Fixed-width font for the display */
962 /* Not supported yet */
964 case 'n': /* No name resolution */
965 disable_name_resolution();
967 case 'N': /* Select what types of addresses/port #s to resolve */
968 badopt = string_to_name_resolve(optarg, &gbl_resolv_flags);
969 if (badopt != '\0') {
970 cmdarg_err("-N specifies unknown resolving option '%c'; valid options are 'C', 'd', m', 'n', 'N', and 't'",
975 case 'o': /* Override preference from command line */
976 switch (prefs_set_pref(optarg)) {
979 case PREFS_SET_SYNTAX_ERR:
980 cmdarg_err("Invalid -o flag \"%s\"", optarg);
983 case PREFS_SET_NO_SUCH_PREF:
984 /* not a preference, might be a recent setting */
985 switch (recent_set_arg(optarg)) {
988 case PREFS_SET_SYNTAX_ERR:
989 /* shouldn't happen, checked already above */
990 cmdarg_err("Invalid -o flag \"%s\"", optarg);
993 case PREFS_SET_NO_SUCH_PREF:
994 case PREFS_SET_OBSOLETE:
995 cmdarg_err("-o flag \"%s\" specifies unknown preference/recent value",
1000 g_assert_not_reached();
1003 case PREFS_SET_OBSOLETE:
1004 cmdarg_err("-o flag \"%s\" specifies obsolete preference",
1009 g_assert_not_reached();
1013 /* Path settings were already processed just ignore them this time*/
1018 case 'R': /* Read file filter */
1019 read_filter = QString(optarg);
1021 case 't': /* Time stamp type */
1022 if (strcmp(optarg, "r") == 0)
1023 timestamp_set_type(TS_RELATIVE);
1024 else if (strcmp(optarg, "a") == 0)
1025 timestamp_set_type(TS_ABSOLUTE);
1026 else if (strcmp(optarg, "ad") == 0)
1027 timestamp_set_type(TS_ABSOLUTE_WITH_YMD);
1028 else if (strcmp(optarg, "adoy") == 0)
1029 timestamp_set_type(TS_ABSOLUTE_WITH_YDOY);
1030 else if (strcmp(optarg, "d") == 0)
1031 timestamp_set_type(TS_DELTA);
1032 else if (strcmp(optarg, "dd") == 0)
1033 timestamp_set_type(TS_DELTA_DIS);
1034 else if (strcmp(optarg, "e") == 0)
1035 timestamp_set_type(TS_EPOCH);
1036 else if (strcmp(optarg, "u") == 0)
1037 timestamp_set_type(TS_UTC);
1038 else if (strcmp(optarg, "ud") == 0)
1039 timestamp_set_type(TS_UTC_WITH_YMD);
1040 else if (strcmp(optarg, "udoy") == 0)
1041 timestamp_set_type(TS_UTC_WITH_YDOY);
1043 cmdarg_err("Invalid time stamp type \"%s\"", optarg);
1045 "It must be \"a\" for absolute, \"ad\" for absolute with YYYY-MM-DD date,");
1047 "\"adoy\" for absolute with YYYY/DOY date, \"d\" for delta,");
1049 "\"dd\" for delta displayed, \"e\" for epoch, \"r\" for relative,");
1051 "\"u\" for absolute UTC, \"ud\" for absolute UTC with YYYY-MM-DD date,");
1053 "or \"udoy\" for absolute UTC with YYYY/DOY date.");
1057 case 'u': /* Seconds type */
1058 if (strcmp(optarg, "s") == 0)
1059 timestamp_set_seconds_type(TS_SECONDS_DEFAULT);
1060 else if (strcmp(optarg, "hms") == 0)
1061 timestamp_set_seconds_type(TS_SECONDS_HOUR_MIN_SEC);
1063 cmdarg_err("Invalid seconds type \"%s\"", optarg);
1065 "It must be \"s\" for seconds or \"hms\" for hours, minutes and seconds.");
1070 /* ext ops were already processed just ignore them this time*/
1073 dfilter = QString(optarg);
1076 /* We won't call the init function for the stat this soon
1077 as it would disallow MATE's fields (which are registered
1078 by the preferences set callback) from being used as
1079 part of a tap filter. Instead, we just add the argument
1080 to a list of stat arguments. */
1081 if (strcmp("help", optarg) == 0) {
1082 fprintf(stderr, "wireshark: The available statistics for the \"-z\" option are:\n");
1083 list_stat_cmd_args();
1086 if (!process_stat_cmd_arg(optarg)) {
1087 cmdarg_err("Invalid -z argument.");
1088 cmdarg_err_cont(" -z argument must be one of :");
1089 list_stat_cmd_args();
1093 case LONGOPT_DISABLE_PROTOCOL: /* disable dissection of protocol */
1094 disable_protocol_slist = g_slist_append(disable_protocol_slist, optarg);
1096 case LONGOPT_ENABLE_HEURISTIC: /* enable heuristic dissection of protocol */
1097 enable_heur_slist = g_slist_append(enable_heur_slist, optarg);
1099 case LONGOPT_DISABLE_HEURISTIC: /* disable heuristic dissection of protocol */
1100 disable_heur_slist = g_slist_append(disable_heur_slist, optarg);
1104 case '?': /* Bad flag - print usage message */
1115 if (!cf_name.isEmpty()) {
1117 * Input file name specified with "-r" *and* specified as a regular
1118 * command-line argument.
1120 cmdarg_err("File name specified both with -r and regular argument");
1124 * Input file name not specified with "-r", and a command-line argument
1125 * was specified; treat it as the input file name.
1127 * Yes, this is different from tshark, where non-flag command-line
1128 * arguments are a filter, but this works better on GUI desktops
1129 * where a command can be specified to be run to open a particular
1130 * file - yes, you could have "-r" as the last part of the command,
1131 * but that's a bit ugly.
1133 cf_name = ws_argv[0];
1142 * Extra command line arguments were specified; complain.
1144 cmdarg_err("Invalid argument: %s", ws_argv[0]);
1149 #ifndef HAVE_LIBPCAP
1150 if (capture_option_specified) {
1151 cmdarg_err("This version of Wireshark was not built with support for capturing packets.");
1158 /* Removed thread code:
1159 * https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=9e277ae6154fd04bf6a0a34ec5655a73e5a736a3
1162 // XXX Is there a better place to set the timestamp format & precision?
1163 timestamp_set_type(recent.gui_time_format);
1164 timestamp_set_precision(recent.gui_time_precision);
1165 timestamp_set_seconds_type (recent.gui_seconds_format);
1168 fill_in_local_interfaces(main_window_update);
1170 if (start_capture && list_link_layer_types) {
1171 /* Specifying *both* is bogus. */
1172 cmdarg_err("You can't specify both -L and a live capture.");
1176 if (list_link_layer_types) {
1177 /* We're supposed to list the link-layer types for an interface;
1178 did the user also specify a capture file to be read? */
1179 if (!cf_name.isEmpty()) {
1180 /* Yes - that's bogus. */
1181 cmdarg_err("You can't specify -L and a capture file to be read.");
1184 /* No - did they specify a ring buffer option? */
1185 if (global_capture_opts.multi_files_on) {
1186 cmdarg_err("Ring buffer requested, but a capture isn't being done.");
1190 /* We're supposed to do a live capture; did the user also specify
1191 a capture file to be read? */
1192 if (start_capture && !cf_name.isEmpty()) {
1193 /* Yes - that's bogus. */
1194 cmdarg_err("You can't specify both a live capture and a capture file to be read.");
1198 /* No - was the ring buffer option specified and, if so, does it make
1200 if (global_capture_opts.multi_files_on) {
1201 /* Ring buffer works only under certain conditions:
1202 a) ring buffer does not work with temporary files;
1203 b) real_time_mode and multi_files_on are mutually exclusive -
1204 real_time_mode takes precedence;
1205 c) it makes no sense to enable the ring buffer if the maximum
1206 file size is set to "infinite". */
1207 if (global_capture_opts.save_file == NULL) {
1208 cmdarg_err("Ring buffer requested, but capture isn't being saved to a permanent file.");
1209 global_capture_opts.multi_files_on = FALSE;
1211 if (!global_capture_opts.has_autostop_filesize && !global_capture_opts.has_file_duration) {
1212 cmdarg_err("Ring buffer requested, but no maximum capture file size or duration were specified.");
1213 /* XXX - this must be redesigned as the conditions changed */
1218 if (start_capture || list_link_layer_types) {
1219 /* We're supposed to do a live capture or get a list of link-layer
1220 types for a live capture device; if the user didn't specify an
1221 interface to use, pick a default. */
1222 status = capture_opts_default_iface_if_necessary(&global_capture_opts,
1223 ((prefs_p->capture_device) && (*prefs_p->capture_device != '\0')) ? get_if_name(prefs_p->capture_device) : NULL);
1229 if (list_link_layer_types) {
1230 /* Get the list of link-layer types for the capture devices. */
1231 if_capabilities_t *caps;
1234 for (i = 0; i < global_capture_opts.all_ifaces->len; i++) {
1236 device = g_array_index(global_capture_opts.all_ifaces, interface_t, i);
1237 if (device.selected) {
1238 #if defined(HAVE_PCAP_CREATE)
1239 caps = capture_get_if_capabilities(device.name, device.monitor_mode_supported, NULL, &err_str, main_window_update);
1241 caps = capture_get_if_capabilities(device.name, FALSE, NULL, &err_str,main_window_update);
1244 cmdarg_err("%s", err_str);
1248 if (caps->data_link_types == NULL) {
1249 cmdarg_err("The capture device \"%s\" has no data link types.", device.name);
1255 #if defined(HAVE_PCAP_CREATE)
1256 capture_opts_print_if_capabilities(caps, device.name, device.monitor_mode_supported);
1258 capture_opts_print_if_capabilities(caps, device.name, FALSE);
1263 free_if_capabilities(caps);
1269 capture_opts_trim_snaplen(&global_capture_opts, MIN_PACKET_SIZE);
1270 capture_opts_trim_ring_num_files(&global_capture_opts);
1271 #endif /* HAVE_LIBPCAP */
1273 /* Notify all registered modules that have had any of their preferences
1274 changed either from one of the preferences file or from the command
1275 line that their preferences have changed. */
1277 wsApp->emitAppSignal(WiresharkApplication::PreferencesChanged);
1280 if ((global_capture_opts.num_selected == 0) &&
1281 (prefs.capture_device != NULL)) {
1284 for (i = 0; i < global_capture_opts.all_ifaces->len; i++) {
1285 device = g_array_index(global_capture_opts.all_ifaces, interface_t, i);
1286 if (!device.hidden && strcmp(device.display_name, prefs.capture_device) == 0) {
1287 device.selected = TRUE;
1288 global_capture_opts.num_selected++;
1289 global_capture_opts.all_ifaces = g_array_remove_index(global_capture_opts.all_ifaces, i);
1290 g_array_insert_val(global_capture_opts.all_ifaces, i, device);
1297 /* disabled protocols as per configuration file */
1298 if (gdp_path == NULL && dp_path == NULL) {
1299 set_disabled_protos_list();
1300 set_disabled_heur_dissector_list();
1303 if(disable_protocol_slist) {
1304 GSList *proto_disable;
1305 for (proto_disable = disable_protocol_slist; proto_disable != NULL; proto_disable = g_slist_next(proto_disable))
1307 proto_disable_proto_by_name((char*)proto_disable->data);
1311 if(enable_heur_slist) {
1312 GSList *heur_enable;
1313 for (heur_enable = enable_heur_slist; heur_enable != NULL; heur_enable = g_slist_next(heur_enable))
1315 proto_enable_heuristic_by_name((char*)heur_enable->data, TRUE);
1319 if(disable_heur_slist) {
1320 GSList *heur_disable;
1321 for (heur_disable = disable_heur_slist; heur_disable != NULL; heur_disable = g_slist_next(heur_disable))
1323 proto_enable_heuristic_by_name((char*)heur_disable->data, FALSE);
1327 build_column_format_array(&CaptureFile::globalCapFile()->cinfo, prefs_p->num_cols, TRUE);
1328 wsApp->emitAppSignal(WiresharkApplication::ColumnsChanged); // We read "recent" widths above.
1329 wsApp->emitAppSignal(WiresharkApplication::RecentFilesRead); // Must be emitted after PreferencesChanged.
1331 wsApp->setMonospaceFont(prefs.gui_qt_font_name);
1335 /* Read the dynamic part of the recent file, as we have the gui now ready for
1337 if (!recent_read_dynamic(&rf_path, &rf_open_errno)) {
1338 simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
1339 "Could not open recent file\n\"%s\": %s.",
1340 rf_path, g_strerror(rf_open_errno));
1344 color_filters_enable(recent.packet_list_colorize);
1346 g_log(NULL, G_LOG_LEVEL_DEBUG, "FIX: fetch recent color settings");
1347 color_filters_enable(TRUE);
1353 color_filters_init();
1358 /* if the user didn't supply a capture filter, use the one to filter out remote connections like SSH */
1359 if (!start_capture && !global_capture_opts.default_options.cfilter) {
1360 global_capture_opts.default_options.cfilter = g_strdup(get_conn_cfilter());
1362 #else /* HAVE_LIBPCAP */
1364 #endif /* HAVE_LIBPCAP */
1366 wsApp->allSystemsGo();
1367 g_log(LOG_DOMAIN_MAIN, G_LOG_LEVEL_INFO, "Wireshark is up and ready to go");
1368 SimpleDialog::displayQueuedMessages(main_w);
1370 /* User could specify filename, or display filter, or both */
1371 if (!dfilter.isEmpty())
1372 main_w->filterPackets(dfilter, false);
1373 if (!cf_name.isEmpty()) {
1374 if (main_w->openCaptureFile(cf_name, read_filter, in_file_type)) {
1376 /* Open stat windows; we do so after creating the main window,
1377 to avoid Qt warnings, and after successfully opening the
1378 capture file, so we know we have something to compute stats
1379 on, and after registering all dissectors, so that MATE will
1380 have registered its field array and we can have a tap filter
1381 with one of MATE's late-registered fields as part of the
1383 start_requested_stats();
1385 if(go_to_packet != 0) {
1386 /* Jump to the specified frame number, kept for backward
1388 cf_goto_frame(CaptureFile::globalCapFile(), go_to_packet);
1394 if (start_capture) {
1395 if (global_capture_opts.save_file != NULL) {
1396 /* Save the directory name for future file dialogs. */
1397 /* (get_dirname overwrites filename) */
1398 gchar *s = get_dirname(g_strdup(global_capture_opts.save_file));
1399 set_last_open_dir(s);
1402 /* "-k" was specified; start a capture. */
1403 // show_main_window(FALSE);
1404 check_and_warn_user_startup(cf_name);
1406 /* If no user interfaces were specified on the command line,
1407 copy the list of selected interfaces to the set of interfaces
1408 to use for this capture. */
1409 if (global_capture_opts.ifaces->len == 0)
1410 collect_ifaces(&global_capture_opts);
1411 CaptureFile::globalCapFile()->window = main_w;
1412 if (capture_start(&global_capture_opts, main_w->captureSession(), main_w->captureInfoData(), main_window_update)) {
1413 /* The capture started. Open stat windows; we do so after creating
1414 the main window, to avoid GTK warnings, and after successfully
1415 opening the capture file, so we know we have something to compute
1416 stats on, and after registering all dissectors, so that MATE will
1417 have registered its field array and we can have a tap filter with
1418 one of MATE's late-registered fields as part of the filter. */
1419 start_requested_stats();
1422 /* if the user didn't supply a capture filter, use the one to filter out remote connections like SSH */
1423 if (!start_capture && !global_capture_opts.default_options.cfilter) {
1424 global_capture_opts.default_options.cfilter = g_strdup(get_conn_cfilter());
1427 #endif /* HAVE_LIBPCAP */
1429 return wsApp->exec();
1438 * indent-tabs-mode: nil
1441 * ex: set shiftwidth=4 tabstop=8 expandtab:
1442 * :indentSize=4:tabSize=8:noTabs=true: