forked from osmocom/wireshark
fc9af81a13
g995812c5f1 moved wiretap plugins registration from applications to wiretap library init function. As we do not want to load plugins for all users of libwiretap, let's make it configurable. Bug: 14314 Change-Id: Id8fdcc484e2d0d31d3ab0bd357d3a6678570f700 Reviewed-on: https://code.wireshark.org/review/25194 Reviewed-by: Dario Lombardo <lomato@gmail.com> Petri-Dish: Dario Lombardo <lomato@gmail.com> Tested-by: Petri Dish Buildbot Reviewed-by: Anders Broman <a.broman58@gmail.com>
221 lines
5.1 KiB
C
221 lines
5.1 KiB
C
/* captype.c
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* Reports capture file type
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*
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* Based on capinfos.c
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* Copyright 2004 Ian Schorr
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include <locale.h>
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#include <errno.h>
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#ifdef HAVE_GETOPT_H
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#include <getopt.h>
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#endif
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#include <glib.h>
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#include <wiretap/wtap.h>
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#include <wsutil/cmdarg_err.h>
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#include <wsutil/crash_info.h>
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#include <wsutil/file_util.h>
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#include <wsutil/filesystem.h>
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#include <wsutil/privileges.h>
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#include <version_info.h>
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#ifdef HAVE_PLUGINS
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#include <wsutil/plugins.h>
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#endif
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#include <wsutil/report_message.h>
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#include <wsutil/str_util.h>
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#ifdef _WIN32
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#include <wsutil/unicode-utils.h>
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#endif /* _WIN32 */
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#ifndef HAVE_GETOPT_LONG
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#include "wsutil/wsgetopt.h"
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#endif
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#include "ui/failure_message.h"
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static void
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print_usage(FILE *output)
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{
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fprintf(output, "\n");
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fprintf(output, "Usage: captype <infile> ...\n");
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}
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/*
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* General errors and warnings are reported with an console message
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* in captype.
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*/
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static void
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failure_warning_message(const char *msg_format, va_list ap)
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{
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fprintf(stderr, "captype: ");
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vfprintf(stderr, msg_format, ap);
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fprintf(stderr, "\n");
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}
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/*
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* Report additional information for an error in command-line arguments.
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*/
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static void
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failure_message_cont(const char *msg_format, va_list ap)
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{
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vfprintf(stderr, msg_format, ap);
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fprintf(stderr, "\n");
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}
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int
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main(int argc, char *argv[])
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{
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GString *comp_info_str;
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GString *runtime_info_str;
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char *init_progfile_dir_error;
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wtap *wth;
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int err;
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gchar *err_info;
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int i;
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int opt;
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int overall_error_status;
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static const struct option long_options[] = {
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{"help", no_argument, NULL, 'h'},
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{"version", no_argument, NULL, 'v'},
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{0, 0, 0, 0 }
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};
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/* Set the C-language locale to the native environment. */
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setlocale(LC_ALL, "");
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cmdarg_err_init(failure_warning_message, failure_message_cont);
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/* Get the compile-time version information string */
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comp_info_str = get_compiled_version_info(NULL, NULL);
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/* Get the run-time version information string */
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runtime_info_str = get_runtime_version_info(NULL);
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/* Add it to the information to be reported on a crash. */
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ws_add_crash_info("Captype (Wireshark) %s\n"
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"\n"
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"%s"
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"\n"
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"%s",
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get_ws_vcs_version_info(), comp_info_str->str, runtime_info_str->str);
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g_string_free(comp_info_str, TRUE);
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g_string_free(runtime_info_str, TRUE);
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#ifdef _WIN32
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arg_list_utf_16to8(argc, argv);
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create_app_running_mutex();
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#endif /* _WIN32 */
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/*
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* Get credential information for later use.
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*/
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init_process_policies();
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/*
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* Attempt to get the pathname of the directory containing the
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* executable file.
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*/
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init_progfile_dir_error = init_progfile_dir(argv[0], main);
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if (init_progfile_dir_error != NULL) {
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fprintf(stderr,
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"captype: Can't get pathname of directory containing the captype program: %s.\n",
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init_progfile_dir_error);
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g_free(init_progfile_dir_error);
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}
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init_report_message(failure_warning_message, failure_warning_message,
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NULL, NULL, NULL);
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wtap_init(TRUE);
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/* Process the options */
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while ((opt = getopt_long(argc, argv, "hv", long_options, NULL)) !=-1) {
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switch (opt) {
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case 'h':
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printf("Captype (Wireshark) %s\n"
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"Print the file types of capture files.\n"
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"See https://www.wireshark.org for more information.\n",
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get_ws_vcs_version_info());
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print_usage(stdout);
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exit(0);
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break;
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case 'v':
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comp_info_str = get_compiled_version_info(NULL, NULL);
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runtime_info_str = get_runtime_version_info(NULL);
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show_version("Captype (Wireshark)", comp_info_str, runtime_info_str);
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g_string_free(comp_info_str, TRUE);
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g_string_free(runtime_info_str, TRUE);
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exit(0);
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break;
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case '?': /* Bad flag - print usage message */
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print_usage(stderr);
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exit(1);
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break;
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}
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}
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if (argc < 2) {
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print_usage(stderr);
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return 1;
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}
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overall_error_status = 0;
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for (i = 1; i < argc; i++) {
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wth = wtap_open_offline(argv[i], WTAP_TYPE_AUTO, &err, &err_info, FALSE);
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if(wth) {
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printf("%s: %s\n", argv[i], wtap_file_type_subtype_short_string(wtap_file_type_subtype(wth)));
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wtap_close(wth);
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} else {
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if (err == WTAP_ERR_FILE_UNKNOWN_FORMAT)
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printf("%s: unknown\n", argv[i]);
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else {
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cfile_open_failure_message("captype", argv[i], err, err_info);
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overall_error_status = 2; /* remember that an error has occurred */
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}
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}
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}
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wtap_cleanup();
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free_progdirs();
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return overall_error_status;
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}
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 2
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* vi: set shiftwidth=2 tabstop=8 expandtab:
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* :indentSize=2:tabSize=8:noTabs=true:
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*/
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