dd0a4750b0
svn path=/trunk/; revision=23605
1130 lines
32 KiB
C
1130 lines
32 KiB
C
/* follow_stream.c
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* Common routines for following data streams
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*
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* $Id$
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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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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <ctype.h>
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#include <string.h>
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#include <gtk/gtk.h>
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#include <alert_box.h>
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#include <isprint.h>
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#include <print.h>
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#include <epan/addr_resolv.h>
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#include <epan/follow.h>
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#include <epan/filesystem.h>
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#include <epan/prefs.h>
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#include <gtk/colors.h>
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#include <gtk/compat_macros.h>
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#include <gtk/dlg_utils.h>
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#include <gtk/follow_stream.h>
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#include <gtk/font_utils.h>
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#include <gtk/file_dlg.h>
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#include <gtk/gui_utils.h>
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#include <gtk/help_dlg.h>
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#include <simple_dialog.h>
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#include <wiretap/file_util.h>
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#include <epan/charsets.h>
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#include "main.h"
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#include "print_mswin.h"
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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/* static variable declarations to speed up the performance
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* of follow_load_text and follow_add_to_gtk_text
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*/
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static GdkColor server_fg, server_bg;
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static GdkColor client_fg, client_bg;
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#if GTK_MAJOR_VERSION >= 2
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static GtkTextTag *server_tag, *client_tag;
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#endif
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static void follow_destroy_cb(GtkWidget *w, gpointer data _U_);
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GList *follow_infos = NULL;
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frs_return_t
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follow_read_stream(follow_info_t *follow_info,
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gboolean (*print_line)(char *, size_t, gboolean, void *),
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void *arg)
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{
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switch(follow_info->follow_type) {
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case FOLLOW_TCP :
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return follow_read_tcp_stream(follow_info, print_line, arg);
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case FOLLOW_UDP :
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return follow_read_udp_stream(follow_info, print_line, arg);
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case FOLLOW_SSL :
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return follow_read_ssl_stream(follow_info, print_line, arg);
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default :
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g_assert_not_reached();
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return 0;
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}
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}
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gboolean
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follow_add_to_gtk_text(char *buffer, size_t nchars, gboolean is_server,
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void *arg)
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{
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GtkWidget *text = arg;
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#if GTK_MAJOR_VERSION >= 2
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GtkTextBuffer *buf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
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GtkTextIter iter;
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#endif
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#if GTK_MAJOR_VERSION >= 2 || GTK_MINOR_VERSION >= 3
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/* While our isprint() hack is in place, we
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* have to use convert some chars to '.' in order
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* to be able to see the data we *should* see
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* in the GtkText widget.
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*/
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size_t i;
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for (i = 0; i < nchars; i++) {
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if (buffer[i] == '\n' || buffer[i] == '\r')
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continue;
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if (! isprint((guchar)buffer[i])) {
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buffer[i] = '.';
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}
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}
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#endif
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#if GTK_MAJOR_VERSION < 2
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if (is_server) {
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gtk_text_insert(GTK_TEXT(text), user_font_get_regular(),
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&server_fg, &server_bg, buffer, nchars);
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} else {
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gtk_text_insert(GTK_TEXT(text), user_font_get_regular(),
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&client_fg, &client_bg, buffer, nchars);
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}
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#else
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gtk_text_buffer_get_end_iter(buf, &iter);
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if (is_server) {
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gtk_text_buffer_insert_with_tags(buf, &iter, buffer, nchars,
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server_tag, NULL);
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} else {
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gtk_text_buffer_insert_with_tags(buf, &iter, buffer, nchars,
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client_tag, NULL);
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}
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#endif
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return TRUE;
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}
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/*
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* XXX - for text printing, we probably want to wrap lines at 80 characters;
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* (PostScript printing is doing this already), and perhaps put some kind of
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* dingbat (to use the technical term) to indicate a wrapped line, along the
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* lines of what's done when displaying this in a window, as per Warren Young's
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* suggestion.
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*/
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gboolean
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follow_print_text(char *buffer, size_t nchars, gboolean is_server _U_,
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void *arg)
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{
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print_stream_t *stream = arg;
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size_t i;
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char *str;
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/* convert non printable characters */
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for (i = 0; i < nchars; i++) {
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if (buffer[i] == '\n' || buffer[i] == '\r')
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continue;
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if (! isprint((guchar)buffer[i])) {
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buffer[i] = '.';
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}
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}
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/* convert unterminated char array to a zero terminated string */
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str = g_malloc(nchars + 1);
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memcpy(str, buffer, nchars);
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str[nchars] = 0;
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print_line(stream, /*indent*/ 0, str);
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g_free(str);
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return TRUE;
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}
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gboolean
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follow_write_raw(char *buffer, size_t nchars, gboolean is_server _U_, void *arg)
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{
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FILE *fh = arg;
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size_t nwritten;
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nwritten = fwrite(buffer, 1, nchars, fh);
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if (nwritten != nchars)
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return FALSE;
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return TRUE;
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}
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/* Handles the display style toggling */
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void
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follow_charset_toggle_cb(GtkWidget * w _U_, gpointer data)
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{
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follow_info_t *follow_info = data;
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/*
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* A radio button toggles when it goes on and when it goes
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* off, so when you click a radio button two signals are
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* delivered. We only want to reprocess the display once,
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* so we do it only when the button goes on.
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*/
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if (GTK_TOGGLE_BUTTON(w)->active) {
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if (w == follow_info->ebcdic_bt)
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follow_info->show_type = SHOW_EBCDIC;
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else if (w == follow_info->hexdump_bt)
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follow_info->show_type = SHOW_HEXDUMP;
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else if (w == follow_info->carray_bt)
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follow_info->show_type = SHOW_CARRAY;
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else if (w == follow_info->ascii_bt)
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follow_info->show_type = SHOW_ASCII;
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else if (w == follow_info->raw_bt)
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follow_info->show_type = SHOW_RAW;
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follow_load_text(follow_info);
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}
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}
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void
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follow_load_text(follow_info_t *follow_info)
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{
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#if GTK_MAJOR_VERSION < 2
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int bytes_already;
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#else
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GtkTextBuffer *buf;
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buf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(follow_info->text));
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#endif
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/* prepare colors one time for repeated use by follow_add_to_gtk_text */
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color_t_to_gdkcolor(&server_fg, &prefs.st_server_fg);
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color_t_to_gdkcolor(&server_bg, &prefs.st_server_bg);
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color_t_to_gdkcolor(&client_fg, &prefs.st_client_fg);
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color_t_to_gdkcolor(&client_bg, &prefs.st_client_bg);
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/* Delete any info already in text box */
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#if GTK_MAJOR_VERSION < 2
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bytes_already = gtk_text_get_length(GTK_TEXT(follow_info->text));
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if (bytes_already > 0) {
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gtk_text_set_point(GTK_TEXT(follow_info->text), 0);
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gtk_text_forward_delete(GTK_TEXT(follow_info->text),
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bytes_already);
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}
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/* stop the updates while we fill the text box */
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gtk_text_freeze(GTK_TEXT(follow_info->text));
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#else
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/* prepare tags one time for repeated use by follow_add_to_gtk_text */
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server_tag = gtk_text_buffer_create_tag(buf, NULL, "foreground-gdk",
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&server_fg, "background-gdk",
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&server_bg, "font-desc",
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user_font_get_regular(), NULL);
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client_tag = gtk_text_buffer_create_tag(buf, NULL, "foreground-gdk",
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&client_fg, "background-gdk",
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&client_bg, "font-desc",
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user_font_get_regular(), NULL);
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gtk_text_buffer_set_text(buf, "", -1);
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#endif
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follow_read_stream(follow_info, follow_add_to_gtk_text,
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follow_info->text);
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#if GTK_MAJOR_VERSION < 2
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gtk_text_thaw(GTK_TEXT(follow_info->text));
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#endif
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}
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void
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follow_filter_out_stream(GtkWidget * w _U_, gpointer data)
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{
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follow_info_t *follow_info = data;
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/* Lock out user from messing with us. (ie. don't free our data!) */
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gtk_widget_set_sensitive(follow_info->streamwindow, FALSE);
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/* Set the display filter. */
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gtk_entry_set_text(GTK_ENTRY(follow_info->filter_te),
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follow_info->filter_out_filter);
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/* Run the display filter so it goes in effect. */
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main_filter_packets(&cfile, follow_info->filter_out_filter, FALSE);
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/* we force a subsequent close */
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window_destroy(follow_info->streamwindow);
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return;
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}
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#if GTK_CHECK_VERSION(2,4,0)
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void
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follow_find_cb(GtkWidget * w _U_, gpointer data)
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{
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follow_info_t *follow_info = data;
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GtkTooltips *tooltips;
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GtkWidget *find_dlg_w, *main_vb, *buttons_row, *find_lb;
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GtkWidget *find_hb, *find_text_box, *find_bt, *cancel_bt;
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tooltips = gtk_tooltips_new();
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if (follow_info->find_dlg_w != NULL) {
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/* There's already a dialog box; reactivate it. */
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reactivate_window(follow_info->find_dlg_w);
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return;
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}
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/* Create the find box */
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find_dlg_w = dlg_window_new("Wireshark: Find text");
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gtk_window_set_transient_for(GTK_WINDOW(find_dlg_w),
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GTK_WINDOW(follow_info->streamwindow));
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gtk_window_set_destroy_with_parent(GTK_WINDOW(find_dlg_w), TRUE);
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follow_info->find_dlg_w = find_dlg_w;
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SIGNAL_CONNECT(find_dlg_w, "destroy", follow_find_destroy_cb,
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follow_info);
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SIGNAL_CONNECT(find_dlg_w, "delete_event", window_delete_event_cb,
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NULL);
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/* Main vertical box */
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main_vb = gtk_vbox_new(FALSE, 3);
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gtk_container_border_width(GTK_CONTAINER(main_vb), 5);
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gtk_container_add(GTK_CONTAINER(find_dlg_w), main_vb);
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/* Horizontal box for find label, entry field and up/down radio
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buttons */
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find_hb = gtk_hbox_new(FALSE, 3);
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gtk_container_add(GTK_CONTAINER(main_vb), find_hb);
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gtk_widget_show(find_hb);
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/* Find label */
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find_lb = gtk_label_new("Find text:");
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gtk_box_pack_start(GTK_BOX(find_hb), find_lb, FALSE, FALSE, 0);
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gtk_widget_show(find_lb);
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/* Find field */
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find_text_box = gtk_entry_new();
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gtk_box_pack_start(GTK_BOX(find_hb), find_text_box, FALSE, FALSE, 0);
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gtk_tooltips_set_tip(tooltips, find_text_box, "Text to search for (case sensitive)", NULL);
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gtk_widget_show(find_text_box);
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/* Buttons row */
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buttons_row = dlg_button_row_new(GTK_STOCK_FIND, GTK_STOCK_CANCEL,
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NULL);
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gtk_container_add(GTK_CONTAINER(main_vb), buttons_row);
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find_bt = OBJECT_GET_DATA(buttons_row, GTK_STOCK_FIND);
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cancel_bt = OBJECT_GET_DATA(buttons_row, GTK_STOCK_CANCEL);
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SIGNAL_CONNECT(find_bt, "clicked", follow_find_button_cb, follow_info);
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OBJECT_SET_DATA(find_bt, "find_string", find_text_box);
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window_set_cancel_button(find_dlg_w, cancel_bt,
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window_cancel_button_cb);
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/* Hitting return in the find field "clicks" the find button */
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dlg_set_activate(find_text_box, find_bt);
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/* Show the dialog */
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gtk_widget_show_all(find_dlg_w);
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window_present(find_dlg_w);
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}
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void
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follow_find_button_cb(GtkWidget * w, gpointer data)
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{
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gboolean found;
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const gchar *find_string;
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follow_info_t *follow_info = data;
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GtkTextBuffer *buffer;
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GtkTextIter iter, match_start, match_end;
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GtkTextMark *last_pos_mark;
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GtkWidget *find_string_w;
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/* Get the text the user typed into the find field */
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find_string_w = (GtkWidget *)OBJECT_GET_DATA(w, "find_string");
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find_string = gtk_entry_get_text(GTK_ENTRY(find_string_w));
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/* Get the buffer associated with the follow stream */
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buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(follow_info->text));
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gtk_text_buffer_get_start_iter(buffer, &iter);
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/* Look for the search string in the buffer */
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last_pos_mark = gtk_text_buffer_get_mark(buffer, "last_position");
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if(last_pos_mark)
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gtk_text_buffer_get_iter_at_mark(buffer, &iter, last_pos_mark);
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found = gtk_text_iter_forward_search(&iter, find_string, 0,
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&match_start,
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&match_end,
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NULL);
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if(found) {
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gtk_text_buffer_select_range(buffer, &match_start, &match_end);
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last_pos_mark = gtk_text_buffer_create_mark (buffer,
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"last_position",
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&match_end, FALSE);
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gtk_text_view_scroll_mark_onscreen(GTK_TEXT_VIEW(follow_info->text), last_pos_mark);
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} else {
|
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/* We didn't find a match */
|
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simple_dialog(ESD_TYPE_INFO, ESD_BTN_OK,
|
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"%sFind text has reached the end of the followed "
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"stream%s\n\nThe next search will start from the "
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"beginning", simple_dialog_primary_start(),
|
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simple_dialog_primary_end());
|
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if(last_pos_mark)
|
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gtk_text_buffer_delete_mark(buffer, last_pos_mark);
|
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}
|
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|
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}
|
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|
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void
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follow_find_destroy_cb(GtkWidget * win _U_, gpointer data)
|
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{
|
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follow_info_t *follow_info = data;
|
|
|
|
/* Note that we no longer have a dialog box. */
|
|
follow_info->find_dlg_w = NULL;
|
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}
|
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#endif /* GTK_CHECK_VERSION(2,4,0) */
|
|
|
|
void
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follow_print_stream(GtkWidget * w _U_, gpointer data)
|
|
{
|
|
print_stream_t *stream;
|
|
gboolean to_file;
|
|
char *print_dest;
|
|
follow_info_t *follow_info = data;
|
|
#ifdef _WIN32
|
|
gboolean win_printer = FALSE;
|
|
#endif
|
|
|
|
switch (prefs.pr_dest) {
|
|
case PR_DEST_CMD:
|
|
#ifdef _WIN32
|
|
win_printer = TRUE;
|
|
/*XXX should use temp file stuff in util routines */
|
|
print_dest = g_strdup(tmpnam(NULL));
|
|
to_file = TRUE;
|
|
#else
|
|
print_dest = prefs.pr_cmd;
|
|
to_file = FALSE;
|
|
#endif
|
|
break;
|
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case PR_DEST_FILE:
|
|
print_dest = prefs.pr_file;
|
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to_file = TRUE;
|
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break;
|
|
default: /* "Can't happen" */
|
|
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
|
|
"Couldn't figure out where to send the print "
|
|
"job. Check your preferences.");
|
|
return;
|
|
}
|
|
|
|
switch (prefs.pr_format) {
|
|
|
|
case PR_FMT_TEXT:
|
|
stream = print_stream_text_new(to_file, print_dest);
|
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break;
|
|
|
|
case PR_FMT_PS:
|
|
stream = print_stream_ps_new(to_file, print_dest);
|
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break;
|
|
|
|
default:
|
|
g_assert_not_reached();
|
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stream = NULL;
|
|
}
|
|
if (stream == NULL) {
|
|
if (to_file) {
|
|
open_failure_alert_box(prefs.pr_file, errno, TRUE);
|
|
} else {
|
|
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
|
|
"Couldn't run print command %s.",
|
|
prefs.pr_cmd);
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (!print_preamble(stream, cfile.filename))
|
|
goto print_error;
|
|
|
|
switch (follow_read_stream(follow_info, follow_print_text, stream)) {
|
|
case FRS_OK:
|
|
break;
|
|
case FRS_OPEN_ERROR:
|
|
case FRS_READ_ERROR:
|
|
/* XXX - cancel printing? */
|
|
destroy_print_stream(stream);
|
|
return;
|
|
case FRS_PRINT_ERROR:
|
|
goto print_error;
|
|
}
|
|
|
|
if (!print_finale(stream))
|
|
goto print_error;
|
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|
|
if (!destroy_print_stream(stream)) {
|
|
if (to_file) {
|
|
write_failure_alert_box(prefs.pr_file, errno);
|
|
} else {
|
|
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
|
|
"Error closing print destination.");
|
|
}
|
|
}
|
|
#ifdef _WIN32
|
|
if (win_printer) {
|
|
print_mswin(print_dest);
|
|
|
|
/* trash temp file */
|
|
eth_remove(print_dest);
|
|
}
|
|
#endif
|
|
return;
|
|
|
|
print_error:
|
|
if (to_file) {
|
|
write_failure_alert_box(prefs.pr_file, errno);
|
|
} else {
|
|
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
|
|
"Error writing to print command: %s",
|
|
strerror(errno));
|
|
}
|
|
/* XXX - cancel printing? */
|
|
destroy_print_stream(stream);
|
|
|
|
#ifdef _WIN32
|
|
if (win_printer) {
|
|
/* trash temp file */
|
|
eth_remove(print_dest);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* Keep a static pointer to the current "Save TCP Follow Stream As" window, if
|
|
* any, so that if somebody tries to do "Save"
|
|
* while there's already a "Save TCP Follow Stream" window up, we just pop
|
|
* up the existing one, rather than creating a new one.
|
|
*/
|
|
void
|
|
follow_save_as_cmd_cb(GtkWidget *w _U_, gpointer data)
|
|
{
|
|
GtkWidget *new_win;
|
|
follow_info_t *follow_info = data;
|
|
|
|
if (follow_info->follow_save_as_w != NULL) {
|
|
/* There's already a dialog box; reactivate it. */
|
|
reactivate_window(follow_info->follow_save_as_w);
|
|
return;
|
|
}
|
|
|
|
new_win = file_selection_new("Wireshark: Save Follow Stream As",
|
|
FILE_SELECTION_SAVE);
|
|
follow_info->follow_save_as_w = new_win;
|
|
|
|
/* Tuck away the follow_info object into the window */
|
|
OBJECT_SET_DATA(new_win, E_FOLLOW_INFO_KEY, follow_info);
|
|
|
|
SIGNAL_CONNECT(new_win, "destroy", follow_save_as_destroy_cb,
|
|
follow_info);
|
|
|
|
#if (GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 4) || GTK_MAJOR_VERSION > 2
|
|
if (gtk_dialog_run(GTK_DIALOG(new_win)) == GTK_RESPONSE_ACCEPT)
|
|
{
|
|
follow_save_as_ok_cb(new_win, new_win);
|
|
} else {
|
|
window_destroy(new_win);
|
|
}
|
|
#else
|
|
/* Connect the ok_button to file_save_as_ok_cb function and pass along a
|
|
pointer to the file selection box widget */
|
|
SIGNAL_CONNECT(GTK_FILE_SELECTION(new_win)->ok_button,
|
|
"clicked", follow_save_as_ok_cb, new_win);
|
|
|
|
window_set_cancel_button(new_win,
|
|
GTK_FILE_SELECTION(new_win)->cancel_button,
|
|
window_cancel_button_cb);
|
|
|
|
gtk_file_selection_set_filename(GTK_FILE_SELECTION(new_win), "");
|
|
|
|
SIGNAL_CONNECT(new_win, "delete_event", window_delete_event_cb, NULL);
|
|
|
|
gtk_widget_show_all(new_win);
|
|
window_present(new_win);
|
|
#endif
|
|
}
|
|
|
|
|
|
void
|
|
follow_save_as_ok_cb(GtkWidget * w _U_, gpointer fs)
|
|
{
|
|
gchar *to_name;
|
|
follow_info_t *follow_info;
|
|
FILE *fh;
|
|
print_stream_t *stream = NULL;
|
|
gchar *dirname;
|
|
|
|
#if (GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 4) || GTK_MAJOR_VERSION > 2
|
|
to_name = g_strdup(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(fs)));
|
|
#else
|
|
to_name = g_strdup(gtk_file_selection_get_filename(GTK_FILE_SELECTION(fs)));
|
|
#endif
|
|
|
|
/* Perhaps the user specified a directory instead of a file.
|
|
Check whether they did. */
|
|
if (test_for_directory(to_name) == EISDIR) {
|
|
/* It's a directory - set the file selection box to display that
|
|
directory, and leave the selection box displayed. */
|
|
set_last_open_dir(to_name);
|
|
g_free(to_name);
|
|
file_selection_set_current_folder(fs, get_last_open_dir());
|
|
return;
|
|
}
|
|
|
|
follow_info = OBJECT_GET_DATA(fs, E_FOLLOW_INFO_KEY);
|
|
if (follow_info->show_type == SHOW_RAW) {
|
|
/* Write the data out as raw binary data */
|
|
fh = eth_fopen(to_name, "wb");
|
|
} else {
|
|
/* Write it out as text */
|
|
fh = eth_fopen(to_name, "w");
|
|
}
|
|
if (fh == NULL) {
|
|
open_failure_alert_box(to_name, errno, TRUE);
|
|
g_free(to_name);
|
|
return;
|
|
}
|
|
|
|
gtk_widget_hide(GTK_WIDGET(fs));
|
|
window_destroy(GTK_WIDGET(fs));
|
|
|
|
if (follow_info->show_type == SHOW_RAW) {
|
|
switch (follow_read_stream(follow_info, follow_write_raw, fh)) {
|
|
case FRS_OK:
|
|
if (fclose(fh) == EOF)
|
|
write_failure_alert_box(to_name, errno);
|
|
break;
|
|
|
|
case FRS_OPEN_ERROR:
|
|
case FRS_READ_ERROR:
|
|
fclose(fh);
|
|
break;
|
|
|
|
case FRS_PRINT_ERROR:
|
|
write_failure_alert_box(to_name, errno);
|
|
fclose(fh);
|
|
break;
|
|
}
|
|
} else {
|
|
stream = print_stream_text_stdio_new(fh);
|
|
switch (follow_read_stream(follow_info, follow_print_text,
|
|
stream)) {
|
|
case FRS_OK:
|
|
if (!destroy_print_stream(stream))
|
|
write_failure_alert_box(to_name, errno);
|
|
break;
|
|
|
|
case FRS_OPEN_ERROR:
|
|
case FRS_READ_ERROR:
|
|
destroy_print_stream(stream);
|
|
break;
|
|
|
|
case FRS_PRINT_ERROR:
|
|
write_failure_alert_box(to_name, errno);
|
|
destroy_print_stream(stream);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Save the directory name for future file dialogs. */
|
|
dirname = get_dirname(to_name); /* Overwrites to_name */
|
|
set_last_open_dir(dirname);
|
|
g_free(to_name);
|
|
}
|
|
|
|
void
|
|
follow_save_as_destroy_cb(GtkWidget * win _U_, gpointer data)
|
|
{
|
|
follow_info_t *follow_info = data;
|
|
|
|
/* Note that we no longer have a dialog box. */
|
|
follow_info->follow_save_as_w = NULL;
|
|
}
|
|
|
|
/* XXX - can I emulate follow_charset_toggle_cb() instead of having
|
|
* 3 different functions here?
|
|
* That might not be a bad idea, as it might mean we only reload
|
|
* the window once, not twice - see follow_charset_toggle_cb()
|
|
* for an explanation. */
|
|
void
|
|
follow_stream_om_both(GtkWidget *w _U_, gpointer data)
|
|
{
|
|
follow_info_t *follow_info = data;
|
|
follow_info->show_stream = BOTH_HOSTS;
|
|
follow_load_text(follow_info);
|
|
}
|
|
|
|
void
|
|
follow_stream_om_client(GtkWidget *w _U_, gpointer data)
|
|
{
|
|
follow_info_t *follow_info = data;
|
|
follow_info->show_stream = FROM_CLIENT;
|
|
follow_load_text(follow_info);
|
|
}
|
|
|
|
void
|
|
follow_stream_om_server(GtkWidget *w _U_, gpointer data)
|
|
{
|
|
follow_info_t *follow_info = data;
|
|
follow_info->show_stream = FROM_SERVER;
|
|
follow_load_text(follow_info);
|
|
}
|
|
|
|
/* Add a "follow_info_t" structure to the list. */
|
|
void
|
|
remember_follow_info(follow_info_t *follow_info)
|
|
{
|
|
follow_infos = g_list_append(follow_infos, follow_info);
|
|
}
|
|
|
|
/* Remove a "follow_info_t" structure from the list. */
|
|
void
|
|
forget_follow_info(follow_info_t *follow_info)
|
|
{
|
|
follow_infos = g_list_remove(follow_infos, follow_info);
|
|
}
|
|
|
|
void
|
|
follow_stream(gchar *title, follow_info_t *follow_info,
|
|
gchar *both_directions_string,
|
|
gchar *server_to_client_string, gchar *client_to_server_string)
|
|
{
|
|
GtkWidget *streamwindow, *vbox, *txt_scrollw, *text;
|
|
GtkWidget *hbox, *bbox, *button, *radio_bt;
|
|
GtkWidget *stream_fr, *stream_vb;
|
|
GtkWidget *stream_om, *stream_menu, *stream_mi;
|
|
GtkTooltips *tooltips;
|
|
follow_stats_t stats;
|
|
|
|
streamwindow = dlg_window_new(title);
|
|
|
|
/* needed in follow_filter_out_stream(), is there a better way? */
|
|
follow_info->streamwindow = streamwindow;
|
|
|
|
gtk_widget_set_name(streamwindow, title);
|
|
gtk_window_set_default_size(GTK_WINDOW(streamwindow),
|
|
DEF_WIDTH, DEF_HEIGHT);
|
|
gtk_container_border_width(GTK_CONTAINER(streamwindow), 6);
|
|
|
|
/* setup the container */
|
|
tooltips = gtk_tooltips_new ();
|
|
|
|
vbox = gtk_vbox_new(FALSE, 6);
|
|
gtk_container_add(GTK_CONTAINER(streamwindow), vbox);
|
|
|
|
/* content frame */
|
|
if (incomplete_tcp_stream) {
|
|
stream_fr = gtk_frame_new("Stream Content (incomplete)");
|
|
} else {
|
|
stream_fr = gtk_frame_new("Stream Content");
|
|
}
|
|
gtk_container_add(GTK_CONTAINER(vbox), stream_fr);
|
|
gtk_widget_show(stream_fr);
|
|
|
|
stream_vb = gtk_vbox_new(FALSE, 6);
|
|
gtk_container_set_border_width( GTK_CONTAINER(stream_vb) , 6);
|
|
gtk_container_add(GTK_CONTAINER(stream_fr), stream_vb);
|
|
|
|
/* create a scrolled window for the text */
|
|
txt_scrollw = scrolled_window_new(NULL, NULL);
|
|
#if GTK_MAJOR_VERSION >= 2
|
|
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(txt_scrollw),
|
|
GTK_SHADOW_IN);
|
|
#endif
|
|
gtk_box_pack_start(GTK_BOX(stream_vb), txt_scrollw, TRUE, TRUE, 0);
|
|
|
|
/* create a text box */
|
|
#if GTK_MAJOR_VERSION < 2
|
|
text = gtk_text_new(NULL, NULL);
|
|
gtk_text_set_editable(GTK_TEXT(text), FALSE);
|
|
#else
|
|
text = gtk_text_view_new();
|
|
gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
|
|
#endif
|
|
gtk_container_add(GTK_CONTAINER(txt_scrollw), text);
|
|
follow_info->text = text;
|
|
|
|
/* stream hbox */
|
|
hbox = gtk_hbox_new(FALSE, 1);
|
|
gtk_box_pack_start(GTK_BOX(stream_vb), hbox, FALSE, FALSE, 0);
|
|
|
|
#if GTK_CHECK_VERSION(2,4,0)
|
|
/* Create Find Button */
|
|
button = BUTTON_NEW_FROM_STOCK(GTK_STOCK_FIND);
|
|
SIGNAL_CONNECT(button, "clicked", follow_find_cb, follow_info);
|
|
gtk_tooltips_set_tip (tooltips, button, "Find text in the displayed content", NULL);
|
|
gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
|
|
#endif
|
|
|
|
/* Create Save As Button */
|
|
button = BUTTON_NEW_FROM_STOCK(GTK_STOCK_SAVE_AS);
|
|
SIGNAL_CONNECT(button, "clicked", follow_save_as_cmd_cb, follow_info);
|
|
gtk_tooltips_set_tip (tooltips, button, "Save the content as currently displayed", NULL);
|
|
gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
|
|
|
|
/* Create Print Button */
|
|
button = BUTTON_NEW_FROM_STOCK(GTK_STOCK_PRINT);
|
|
SIGNAL_CONNECT(button, "clicked", follow_print_stream, follow_info);
|
|
gtk_tooltips_set_tip(tooltips, button, "Print the content as currently displayed", NULL);
|
|
gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
|
|
|
|
/* Stream to show */
|
|
follow_stats(&stats);
|
|
|
|
follow_info->is_ipv6 = stats.is_ipv6;
|
|
|
|
stream_om = gtk_option_menu_new();
|
|
stream_menu = gtk_menu_new();
|
|
|
|
stream_mi = gtk_menu_item_new_with_label(both_directions_string);
|
|
SIGNAL_CONNECT(stream_mi, "activate", follow_stream_om_both,
|
|
follow_info);
|
|
gtk_menu_append(GTK_MENU(stream_menu), stream_mi);
|
|
gtk_widget_show(stream_mi);
|
|
follow_info->show_stream = BOTH_HOSTS;
|
|
|
|
stream_mi = gtk_menu_item_new_with_label(server_to_client_string);
|
|
SIGNAL_CONNECT(stream_mi, "activate", follow_stream_om_client,
|
|
follow_info)
|
|
;
|
|
gtk_menu_append(GTK_MENU(stream_menu), stream_mi);
|
|
gtk_widget_show(stream_mi);
|
|
|
|
stream_mi = gtk_menu_item_new_with_label(client_to_server_string);
|
|
SIGNAL_CONNECT(stream_mi, "activate", follow_stream_om_server,
|
|
follow_info);
|
|
gtk_menu_append(GTK_MENU(stream_menu), stream_mi);
|
|
gtk_widget_show(stream_mi);
|
|
|
|
gtk_option_menu_set_menu(GTK_OPTION_MENU(stream_om), stream_menu);
|
|
/* Set history to 0th item, i.e., the first item. */
|
|
gtk_option_menu_set_history(GTK_OPTION_MENU(stream_om), 0);
|
|
gtk_tooltips_set_tip (tooltips, stream_om,
|
|
"Select the stream direction to display", NULL);
|
|
gtk_box_pack_start(GTK_BOX(hbox), stream_om, FALSE, FALSE, 0);
|
|
|
|
/* ASCII radio button */
|
|
radio_bt = gtk_radio_button_new_with_label(NULL, "ASCII");
|
|
gtk_tooltips_set_tip (tooltips, radio_bt, "Stream data output in \"ASCII\" format", NULL);
|
|
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio_bt), TRUE);
|
|
gtk_box_pack_start(GTK_BOX(hbox), radio_bt, FALSE, FALSE, 0);
|
|
SIGNAL_CONNECT(radio_bt, "toggled", follow_charset_toggle_cb,
|
|
follow_info);
|
|
follow_info->ascii_bt = radio_bt;
|
|
follow_info->show_type = SHOW_ASCII;
|
|
|
|
/* EBCDIC radio button */
|
|
radio_bt = gtk_radio_button_new_with_label(gtk_radio_button_group
|
|
(GTK_RADIO_BUTTON(radio_bt)),
|
|
"EBCDIC");
|
|
gtk_tooltips_set_tip (tooltips, radio_bt, "Stream data output in \"EBCDIC\" format", NULL);
|
|
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio_bt), FALSE);
|
|
gtk_box_pack_start(GTK_BOX(hbox), radio_bt, FALSE, FALSE, 0);
|
|
SIGNAL_CONNECT(radio_bt, "toggled", follow_charset_toggle_cb,
|
|
follow_info);
|
|
follow_info->ebcdic_bt = radio_bt;
|
|
|
|
/* HEX DUMP radio button */
|
|
radio_bt = gtk_radio_button_new_with_label(gtk_radio_button_group
|
|
(GTK_RADIO_BUTTON(radio_bt)),
|
|
"Hex Dump");
|
|
gtk_tooltips_set_tip (tooltips, radio_bt, "Stream data output in \"Hexdump\" format", NULL);
|
|
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio_bt), FALSE);
|
|
gtk_box_pack_start(GTK_BOX(hbox), radio_bt, FALSE, FALSE, 0);
|
|
SIGNAL_CONNECT(radio_bt, "toggled", follow_charset_toggle_cb,
|
|
follow_info);
|
|
follow_info->hexdump_bt = radio_bt;
|
|
|
|
/* C Array radio button */
|
|
radio_bt = gtk_radio_button_new_with_label(gtk_radio_button_group
|
|
(GTK_RADIO_BUTTON(radio_bt)),
|
|
"C Arrays");
|
|
gtk_tooltips_set_tip (tooltips, radio_bt, "Stream data output in \"C Array\" format", NULL);
|
|
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio_bt), FALSE);
|
|
gtk_box_pack_start(GTK_BOX(hbox), radio_bt, FALSE, FALSE, 0);
|
|
SIGNAL_CONNECT(radio_bt, "toggled", follow_charset_toggle_cb,
|
|
follow_info);
|
|
follow_info->carray_bt = radio_bt;
|
|
|
|
/* Raw radio button */
|
|
radio_bt = gtk_radio_button_new_with_label(gtk_radio_button_group
|
|
(GTK_RADIO_BUTTON(radio_bt)),
|
|
"Raw");
|
|
gtk_tooltips_set_tip (tooltips, radio_bt, "Stream data output in \"Raw\" (binary) format. As this contains non printable characters, the screen output will be in ASCII format", NULL);
|
|
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio_bt), FALSE);
|
|
gtk_box_pack_start(GTK_BOX(hbox), radio_bt, FALSE, FALSE, 0);
|
|
SIGNAL_CONNECT(radio_bt, "toggled", follow_charset_toggle_cb,
|
|
follow_info);
|
|
follow_info->raw_bt = radio_bt;
|
|
|
|
/* Button row: (help), filter out, close button */
|
|
if(topic_available(HELP_FILESET_DIALOG)) {
|
|
bbox = dlg_button_row_new(WIRESHARK_STOCK_FILTER_OUT_STREAM,
|
|
GTK_STOCK_CLOSE, GTK_STOCK_HELP,
|
|
NULL);
|
|
} else {
|
|
bbox = dlg_button_row_new(WIRESHARK_STOCK_FILTER_OUT_STREAM,
|
|
GTK_STOCK_CLOSE, NULL);
|
|
}
|
|
gtk_box_pack_start(GTK_BOX(vbox), bbox, FALSE, FALSE, 5);
|
|
|
|
|
|
button = OBJECT_GET_DATA(bbox, WIRESHARK_STOCK_FILTER_OUT_STREAM);
|
|
gtk_tooltips_set_tip (tooltips, button,
|
|
"Build a display filter which cuts this stream from the capture", NULL);
|
|
SIGNAL_CONNECT(button, "clicked", follow_filter_out_stream,
|
|
follow_info);
|
|
|
|
button = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
|
|
window_set_cancel_button(streamwindow, button, window_cancel_button_cb);
|
|
gtk_tooltips_set_tip (tooltips, button,
|
|
"Close the dialog and keep the current display filter", NULL);
|
|
gtk_widget_grab_default(button);
|
|
|
|
if(topic_available(HELP_FILESET_DIALOG)) {
|
|
button = OBJECT_GET_DATA(bbox, GTK_STOCK_HELP);
|
|
SIGNAL_CONNECT(button, "clicked", topic_cb,
|
|
HELP_FOLLOW_TCP_STREAM_DIALOG);
|
|
}
|
|
|
|
/* Tuck away the follow_info object into the window */
|
|
OBJECT_SET_DATA(streamwindow, E_FOLLOW_INFO_KEY, follow_info);
|
|
|
|
follow_load_text(follow_info);
|
|
remember_follow_info(follow_info);
|
|
|
|
|
|
SIGNAL_CONNECT(streamwindow, "delete_event", window_delete_event_cb, NULL);
|
|
SIGNAL_CONNECT(streamwindow, "destroy", follow_destroy_cb, NULL);
|
|
|
|
/* Make sure this widget gets destroyed if we quit the main loop,
|
|
so that if we exit, we clean up any temporary files we have
|
|
for "Follow TCP Stream" windows. */
|
|
gtk_quit_add_destroy(gtk_main_level(), GTK_OBJECT(streamwindow));
|
|
|
|
gtk_widget_show_all(streamwindow);
|
|
window_present(streamwindow);
|
|
}
|
|
|
|
/* The destroy call back has the responsibility of
|
|
* unlinking the temporary file
|
|
* and freeing the filter_out_filter */
|
|
static void
|
|
follow_destroy_cb(GtkWidget *w, gpointer data _U_)
|
|
{
|
|
follow_info_t *follow_info;
|
|
follow_record_t *follow_record;
|
|
GList *cur;
|
|
int i;
|
|
|
|
follow_info = OBJECT_GET_DATA(w, E_FOLLOW_INFO_KEY);
|
|
|
|
switch(follow_info->follow_type) {
|
|
|
|
case FOLLOW_TCP :
|
|
i = eth_unlink(follow_info->data_out_filename);
|
|
if(i != 0) {
|
|
g_warning("Follow: Couldn't remove temporary file: \"%s\", errno: %s (%u)", follow_info->data_out_filename, strerror(errno), errno);
|
|
}
|
|
break;
|
|
|
|
case FOLLOW_UDP :
|
|
for(cur = follow_info->payload; cur; cur = g_list_next(cur))
|
|
if(cur->data) {
|
|
follow_record = cur->data;
|
|
if(follow_record->data)
|
|
g_byte_array_free(follow_record->data,
|
|
TRUE);
|
|
|
|
g_free(follow_record);
|
|
}
|
|
|
|
g_list_free(follow_info->payload);
|
|
break;
|
|
|
|
case FOLLOW_SSL :
|
|
/* free decrypted data list*/
|
|
for (cur = follow_info->payload; cur; cur = g_list_next(cur))
|
|
if (cur->data)
|
|
{
|
|
g_free(cur->data);
|
|
cur->data = NULL;
|
|
}
|
|
g_list_free (follow_info->payload);
|
|
break;
|
|
}
|
|
|
|
g_free(follow_info->filter_out_filter);
|
|
forget_follow_info(follow_info);
|
|
g_free(follow_info);
|
|
}
|
|
|
|
frs_return_t
|
|
follow_show(follow_info_t *follow_info,
|
|
gboolean (*print_line)(char *, size_t, gboolean, void *),
|
|
char *buffer, size_t nchars, gboolean is_server, void *arg,
|
|
guint32 *global_pos)
|
|
{
|
|
guint32 server_packet_count = 0;
|
|
guint32 client_packet_count = 0;
|
|
gchar initbuf[256];
|
|
guint32 current_pos;
|
|
static const gchar hexchars[16] = "0123456789abcdef";
|
|
|
|
switch (follow_info->show_type) {
|
|
|
|
case SHOW_EBCDIC:
|
|
/* If our native arch is ASCII, call: */
|
|
EBCDIC_to_ASCII(buffer, nchars);
|
|
if (!(*print_line) (buffer, nchars, is_server, arg))
|
|
return FRS_PRINT_ERROR;
|
|
break;
|
|
|
|
case SHOW_ASCII:
|
|
/* If our native arch is EBCDIC, call:
|
|
* ASCII_TO_EBCDIC(buffer, nchars);
|
|
*/
|
|
if (!(*print_line) (buffer, nchars, is_server, arg))
|
|
return FRS_PRINT_ERROR;
|
|
break;
|
|
|
|
case SHOW_RAW:
|
|
/* Don't translate, no matter what the native arch
|
|
* is.
|
|
*/
|
|
if (!(*print_line) (buffer, nchars, is_server, arg))
|
|
return FRS_PRINT_ERROR;
|
|
break;
|
|
|
|
case SHOW_HEXDUMP:
|
|
current_pos = 0;
|
|
while (current_pos < nchars) {
|
|
gchar hexbuf[256];
|
|
int i;
|
|
gchar *cur = hexbuf, *ascii_start;
|
|
|
|
/* is_server indentation : put 78 spaces at the
|
|
* beginning of the string */
|
|
if (is_server && follow_info->show_stream == BOTH_HOSTS) {
|
|
memset(cur, ' ', 78);
|
|
cur += 78;
|
|
}
|
|
cur += g_snprintf(cur, 20, "%08X ", *global_pos);
|
|
/* 49 is space consumed by hex chars */
|
|
ascii_start = cur + 49;
|
|
for (i = 0; i < 16 && current_pos + i < nchars; i++) {
|
|
*cur++ =
|
|
hexchars[(buffer[current_pos + i] & 0xf0) >> 4];
|
|
*cur++ =
|
|
hexchars[buffer[current_pos + i] & 0x0f];
|
|
*cur++ = ' ';
|
|
if (i == 7)
|
|
*cur++ = ' ';
|
|
}
|
|
/* Fill it up if column isn't complete */
|
|
while (cur < ascii_start)
|
|
*cur++ = ' ';
|
|
|
|
/* Now dump bytes as text */
|
|
for (i = 0; i < 16 && current_pos + i < nchars; i++) {
|
|
*cur++ =
|
|
(isprint((guchar)buffer[current_pos + i]) ?
|
|
buffer[current_pos + i] : '.' );
|
|
if (i == 7) {
|
|
*cur++ = ' ';
|
|
}
|
|
}
|
|
current_pos += i;
|
|
(*global_pos) += i;
|
|
*cur++ = '\n';
|
|
*cur = 0;
|
|
if (!(*print_line) (hexbuf, strlen(hexbuf), is_server, arg))
|
|
return FRS_PRINT_ERROR;
|
|
}
|
|
break;
|
|
|
|
case SHOW_CARRAY:
|
|
current_pos = 0;
|
|
g_snprintf(initbuf, sizeof(initbuf), "char peer%d_%d[] = {\n",
|
|
is_server ? 1 : 0,
|
|
is_server ? server_packet_count++ : client_packet_count++);
|
|
if (!(*print_line) (initbuf, strlen(initbuf), is_server, arg))
|
|
return FRS_PRINT_ERROR;
|
|
|
|
while (current_pos < nchars) {
|
|
gchar hexbuf[256];
|
|
int i, cur;
|
|
|
|
cur = 0;
|
|
for (i = 0; i < 8 && current_pos + i < nchars; i++) {
|
|
/* Prepend entries with "0x" */
|
|
hexbuf[cur++] = '0';
|
|
hexbuf[cur++] = 'x';
|
|
hexbuf[cur++] =
|
|
hexchars[(buffer[current_pos + i] & 0xf0) >> 4];
|
|
hexbuf[cur++] =
|
|
hexchars[buffer[current_pos + i] & 0x0f];
|
|
|
|
/* Delimit array entries with a comma */
|
|
if (current_pos + i + 1 < nchars)
|
|
hexbuf[cur++] = ',';
|
|
|
|
hexbuf[cur++] = ' ';
|
|
}
|
|
|
|
/* Terminate the array if we are at the end */
|
|
if (current_pos + i == nchars) {
|
|
hexbuf[cur++] = '}';
|
|
hexbuf[cur++] = ';';
|
|
}
|
|
|
|
current_pos += i;
|
|
(*global_pos) += i;
|
|
hexbuf[cur++] = '\n';
|
|
hexbuf[cur] = 0;
|
|
if (!(*print_line) (hexbuf, strlen(hexbuf), is_server, arg))
|
|
return FRS_PRINT_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
|
|
return FRS_OK;
|
|
}
|