512 lines
15 KiB
C
512 lines
15 KiB
C
/* print.c
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* Routines for printing packet analysis trees.
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*
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* $Id: print.c,v 1.2 1998/09/16 03:22:15 gerald Exp $
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*
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* Gilbert Ramirez <gram@verdict.uthscsa.edu>
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@zing.org>
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* Copyright 1998 Gerald Combs
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*
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 <gtk/gtk.h>
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#include <stdio.h>
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#include <string.h>
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#include "packet.h"
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#include "print.h"
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static void printer_opts_file_cb(GtkWidget *w, gpointer te);
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static void printer_opts_fs_cancel_cb(GtkWidget *w, gpointer data);
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static void printer_opts_fs_ok_cb(GtkWidget *w, gpointer data);
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static void printer_opts_ok_cb(GtkWidget *w, gpointer data);
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static void printer_opts_close_cb(GtkWidget *w, gpointer win);
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static void printer_opts_toggle_format(GtkWidget *widget, gpointer data);
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static void printer_opts_toggle_dest(GtkWidget *widget, gpointer data);
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static void dumpit (FILE *fh, register const u_char *cp, register u_int length);
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static void dumpit_ps (FILE *fh, register const u_char *cp, register u_int length);
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static void ps_clean_string(unsigned char *out, const unsigned char *in,
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int outbuf_size);
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/* #include "ps.c" */
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pr_opts printer_opts;
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void printer_opts_cb(GtkWidget *w, gpointer d)
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{
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GtkWidget *propt_w, *main_vb, *button;
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GtkWidget *format_hb, *format_lb;
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GtkWidget *dest_hb, *dest_lb;
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GtkWidget *cmd_hb, *cmd_lb, *cmd_te;
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GtkWidget *file_hb, *file_bt, *file_te;
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GtkWidget *bbox, *ok_bt, *cancel_bt;
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GSList *format_grp, *dest_grp;
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pr_opts *temp_pr_opts = g_malloc(sizeof(pr_opts));
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/* Make a working copy of the printer data */
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memcpy(temp_pr_opts, &printer_opts, sizeof(pr_opts));
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/* temp_pr_opts->cmd = g_strdup(printer_opts->cmd);
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temp_pr_opts->file = g_strdup(printer_opts->file);*/
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propt_w = gtk_window_new(GTK_WINDOW_TOPLEVEL);
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temp_pr_opts->window = propt_w;
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/* Container for each row of widgets */
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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(propt_w), main_vb);
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gtk_widget_show(main_vb);
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/* Output format */
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format_hb = gtk_hbox_new(FALSE, 1);
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gtk_container_add(GTK_CONTAINER(main_vb), format_hb);
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gtk_widget_show(format_hb);
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format_lb = gtk_label_new("Format:");
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gtk_box_pack_start(GTK_BOX(format_hb), format_lb, FALSE, FALSE, 3);
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gtk_widget_show(format_lb);
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button = gtk_radio_button_new_with_label(NULL, "Plain Text");
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if (printer_opts.output_format == 0) {
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(button), TRUE);
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}
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format_grp = gtk_radio_button_group(GTK_RADIO_BUTTON(button));
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gtk_box_pack_start(GTK_BOX(format_hb), button, TRUE, TRUE, 0);
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gtk_widget_show(button);
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button = gtk_radio_button_new_with_label(format_grp, "PostScript");
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if (printer_opts.output_format == 1) {
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(button), TRUE);
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}
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gtk_signal_connect(GTK_OBJECT(button), "toggled",
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GTK_SIGNAL_FUNC(printer_opts_toggle_format),
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(gpointer)temp_pr_opts);
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gtk_box_pack_start(GTK_BOX(format_hb), button, TRUE, TRUE, 0);
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gtk_widget_show(button);
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/* Output destination */
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dest_hb = gtk_hbox_new(FALSE, 1);
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gtk_container_add(GTK_CONTAINER(main_vb), dest_hb);
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gtk_widget_show(dest_hb);
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dest_lb = gtk_label_new("Print to:");
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gtk_box_pack_start(GTK_BOX(dest_hb), dest_lb, FALSE, FALSE, 3);
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gtk_widget_show(dest_lb);
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button = gtk_radio_button_new_with_label(NULL, "Command");
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if (printer_opts.output_dest == 0) {
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(button), TRUE);
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}
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dest_grp = gtk_radio_button_group(GTK_RADIO_BUTTON(button));
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(button), TRUE);
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gtk_box_pack_start(GTK_BOX(dest_hb), button, TRUE, TRUE, 0);
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gtk_widget_show(button);
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button = gtk_radio_button_new_with_label(dest_grp, "File");
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if (printer_opts.output_dest == 1) {
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(button), TRUE);
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}
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gtk_signal_connect(GTK_OBJECT(button), "toggled",
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GTK_SIGNAL_FUNC(printer_opts_toggle_dest),
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(gpointer)temp_pr_opts);
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gtk_box_pack_start(GTK_BOX(dest_hb), button, TRUE, TRUE, 0);
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gtk_widget_show(button);
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/* Command text entry */
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cmd_hb = gtk_hbox_new(FALSE, 1);
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gtk_container_add(GTK_CONTAINER(main_vb), cmd_hb);
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gtk_widget_show(cmd_hb);
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cmd_lb = gtk_label_new("Command:");
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gtk_box_pack_start(GTK_BOX(cmd_hb), cmd_lb, FALSE, FALSE, 3);
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gtk_widget_show(cmd_lb);
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cmd_te = gtk_entry_new();
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temp_pr_opts->cmd_te = cmd_te;
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gtk_entry_set_text(GTK_ENTRY(cmd_te), printer_opts.cmd);
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gtk_box_pack_start(GTK_BOX(cmd_hb), cmd_te, TRUE, TRUE, 3);
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gtk_widget_show(cmd_te);
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/* File button and text entry */
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file_hb = gtk_hbox_new(FALSE, 1);
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gtk_container_add(GTK_CONTAINER(main_vb), file_hb);
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gtk_widget_show(file_hb);
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file_bt = gtk_button_new_with_label("File:");
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gtk_box_pack_start(GTK_BOX(file_hb), file_bt, FALSE, FALSE, 3);
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gtk_widget_show(file_bt);
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file_te = gtk_entry_new();
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temp_pr_opts->file_te = file_te;
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gtk_entry_set_text(GTK_ENTRY(file_te), printer_opts.file);
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gtk_box_pack_start(GTK_BOX(file_hb), file_te, TRUE, TRUE, 3);
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gtk_widget_show(file_te);
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gtk_signal_connect_object(GTK_OBJECT(file_bt), "clicked",
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GTK_SIGNAL_FUNC(printer_opts_file_cb), GTK_OBJECT(file_te));
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/* Button row: OK and cancel buttons */
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bbox = gtk_hbutton_box_new();
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gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), GTK_BUTTONBOX_END);
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gtk_container_add(GTK_CONTAINER(main_vb), bbox);
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gtk_widget_show(bbox);
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ok_bt = gtk_button_new_with_label ("OK");
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gtk_signal_connect(GTK_OBJECT(ok_bt), "clicked",
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GTK_SIGNAL_FUNC(printer_opts_ok_cb), (gpointer)temp_pr_opts);
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gtk_container_add(GTK_CONTAINER(bbox), ok_bt);
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gtk_widget_show(ok_bt);
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cancel_bt = gtk_button_new_with_label ("Cancel");
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gtk_signal_connect_object(GTK_OBJECT(cancel_bt), "clicked",
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GTK_SIGNAL_FUNC(printer_opts_close_cb), (gpointer)temp_pr_opts);
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gtk_container_add(GTK_CONTAINER(bbox), cancel_bt);
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gtk_widget_show(cancel_bt);
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/* Show the completed window */
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gtk_widget_show(propt_w);
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}
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static void
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printer_opts_file_cb(GtkWidget *w, gpointer te) {
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GtkWidget *fs, **w_list;
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w_list = g_malloc(2 * sizeof(GtkWidget *));
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fs = gtk_file_selection_new ("Ethereal: Print to a File");
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w_list[0] = fs;
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w_list[1] = (GtkWidget *) te;
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gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION(fs)->ok_button),
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"clicked", (GtkSignalFunc) printer_opts_fs_ok_cb, w_list);
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/* Connect the cancel_button to destroy the widget */
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gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION(fs)->cancel_button),
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"clicked", (GtkSignalFunc) printer_opts_fs_cancel_cb, w_list);
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gtk_widget_show(fs);
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}
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static void
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printer_opts_fs_ok_cb(GtkWidget *w, gpointer data) {
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GtkWidget **w_list = (GtkWidget **) data;
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gtk_entry_set_text(GTK_ENTRY(w_list[1]),
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gtk_file_selection_get_filename (GTK_FILE_SELECTION(w_list[0])));
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printer_opts_fs_cancel_cb(w, data);
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}
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static void
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printer_opts_fs_cancel_cb(GtkWidget *w, gpointer data) {
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GtkWidget **w_list = (GtkWidget **) data;
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gtk_widget_destroy(w_list[0]);
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g_free(data);
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}
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static void
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printer_opts_ok_cb(GtkWidget *w, gpointer data)
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{
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printer_opts.output_format = ((pr_opts*)data)->output_format;
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printer_opts.output_dest = ((pr_opts*)data)->output_dest;
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free(printer_opts.cmd);
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printer_opts.cmd =
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g_strdup(gtk_entry_get_text(GTK_ENTRY(((pr_opts*)data)->cmd_te)));
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free(printer_opts.file);
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printer_opts.file =
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g_strdup(gtk_entry_get_text(GTK_ENTRY(((pr_opts*)data)->file_te)));
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gtk_widget_destroy(GTK_WIDGET(((pr_opts*)data)->window));
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g_free(data);
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}
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static void
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printer_opts_close_cb(GtkWidget *w, gpointer data)
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{
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gtk_widget_destroy(GTK_WIDGET(((pr_opts*)data)->window));
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g_free(data);
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}
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static void
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printer_opts_toggle_format(GtkWidget *widget, gpointer data)
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{
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if (GTK_TOGGLE_BUTTON (widget)->active) {
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((pr_opts*)data)->output_format = 1;
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/* toggle file/cmd */
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}
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else {
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((pr_opts*)data)->output_format = 0;
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/* toggle file/cmd */
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}
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}
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static void
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printer_opts_toggle_dest(GtkWidget *widget, gpointer data)
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{
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if (GTK_TOGGLE_BUTTON (widget)->active) {
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((pr_opts*)data)->output_dest = 1;
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}
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else {
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((pr_opts*)data)->output_dest = 0;
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}
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}
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/* ========================================================== */
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void print_tree(const u_char *pd, frame_data *fd, GtkTree *tree)
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{
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FILE *fh;
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char *out;
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/* Open the file or command for output */
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if (printer_opts.output_dest == 0) {
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out = printer_opts.cmd;
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fh = popen(printer_opts.cmd, "w");
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}
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else {
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out = printer_opts.file;
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fh = fopen(printer_opts.file, "w");
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}
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if (!fh) {
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g_error("Cannot open %s for output.\n", out);
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return;
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}
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/* Create the output */
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if (printer_opts.output_format == 0) {
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print_tree_text(fh, pd, fd, tree);
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}
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else {
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print_ps_preamble(fh);
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print_tree_ps(fh, pd, fd, tree);
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print_ps_finale(fh);
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}
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/* Close the file or command */
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if (printer_opts.output_dest == 0) {
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pclose(fh);
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}
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else {
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fclose(fh);
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}
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}
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/* Print a tree's data in plain text */
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void print_tree_text(FILE *fh, const u_char *pd, frame_data *fd, GtkTree *tree)
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{
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GList *children, *child, *widgets, *label;
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GtkWidget *subtree;
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int num_children, i, j;
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char *text;
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int num_spaces;
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char space[41];
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gint data_start, data_len;
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/* Prepare the tabs for printing, depending on tree level */
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num_spaces = tree->level * 4;
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if (num_spaces > 40) {
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num_spaces = 40;
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}
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for (i = 0; i < num_spaces; i++) {
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space[i] = ' ';
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}
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/* The string is NUL-terminated */
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space[num_spaces] = 0;
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/* Get the children of this tree */
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children = tree->children;
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num_children = g_list_length(children);
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for (i = 0; i < num_children; i++) {
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/* Each child of the tree is a widget container */
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child = g_list_nth(children, i);
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widgets = gtk_container_children(GTK_CONTAINER(child->data));
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/* And the container holds a label object, which holds text */
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label = g_list_nth(widgets, 0);
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gtk_label_get(GTK_LABEL(label->data), &text);
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/* Print the text */
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fprintf(fh, "%s%s\n", space, text);
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/* Recurse into the subtree, if it exists */
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subtree = (GTK_TREE_ITEM(child->data))->subtree;
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if (subtree) {
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print_tree_text(fh, pd, fd, GTK_TREE(subtree));
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}
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else if (strcmp("Data", text) == 0) {
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decode_start_len(GTK_TREE_ITEM(child->data), &data_start, &data_len);
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dumpit(fh, &pd[data_start], data_len);
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}
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}
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}
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/* This routine was created by Dan Lasley <DLASLEY@PROMUS.com>, and
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only slightly modified for ethereal by Gilbert Ramirez. */
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static
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void dumpit (FILE *fh, register const u_char *cp, register u_int length)
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{
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register int ad, i, j, k;
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u_char c;
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u_char line[60];
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static u_char binhex[16] = {
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'0', '1', '2', '3', '4', '5', '6', '7',
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'8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
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memset (line, ' ', sizeof line);
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line[sizeof (line)-1] = 0;
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for (ad=i=j=k=0; i<length; i++) {
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c = *cp++;
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line[j++] = binhex[c>>4];
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line[j++] = binhex[c&0xf];
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if (i&1) j++;
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line[42+k++] = c >= ' ' && c < 0x7f ? c : '.';
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if ((i & 15) == 15) {
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fprintf (fh, "\n%4x %s", ad, line);
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/*if (i==15) printf (" %d", length);*/
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memset (line, ' ', sizeof line);
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line[sizeof (line)-1] = j = k = 0;
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ad += 16;
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}
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}
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if (line[0] != ' ') fprintf (fh, "\n%4x %s", ad, line);
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fprintf(fh, "\n");
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return;
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}
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#define MAX_LINE_LENGTH 256
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static
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void dumpit_ps (FILE *fh, register const u_char *cp, register u_int length)
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{
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register int ad, i, j, k;
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u_char c;
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u_char line[60];
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static u_char binhex[16] = {
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'0', '1', '2', '3', '4', '5', '6', '7',
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'8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
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u_char psline[MAX_LINE_LENGTH];
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memset (line, ' ', sizeof line);
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line[sizeof (line)-1] = 0;
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for (ad=i=j=k=0; i<length; i++) {
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c = *cp++;
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line[j++] = binhex[c>>4];
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line[j++] = binhex[c&0xf];
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if (i&1) j++;
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line[42+k++] = c >= ' ' && c < 0x7f ? c : '.';
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if ((i & 15) == 15) {
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ps_clean_string(psline, line, MAX_LINE_LENGTH);
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fprintf (fh, "(%4x %s) hexdump\n", ad, psline);
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memset (line, ' ', sizeof line);
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line[sizeof (line)-1] = j = k = 0;
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ad += 16;
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}
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}
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if (line[0] != ' ') {
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ps_clean_string(psline, line, MAX_LINE_LENGTH);
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fprintf (fh, "(%4x %s) hexdump\n", ad, psline);
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}
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return;
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}
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/* Print a tree's data in PostScript */
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void print_tree_ps(FILE *fh, const u_char *pd, frame_data *fd, GtkTree *tree)
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{
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GList *children, *child, *widgets, *label;
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GtkWidget *subtree;
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int num_children, i, j;
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char *text;
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gint data_start, data_len;
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char psbuffer[MAX_LINE_LENGTH]; /* static sized buffer! */
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/* Get the children of this tree */
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children = tree->children;
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num_children = g_list_length(children);
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for (i = 0; i < num_children; i++) {
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/* Each child of the tree is a widget container */
|
|
child = g_list_nth(children, i);
|
|
widgets = gtk_container_children(GTK_CONTAINER(child->data));
|
|
|
|
/* And the container holds a label object, which holds text */
|
|
label = g_list_nth(widgets, 0);
|
|
gtk_label_get(GTK_LABEL(label->data), &text);
|
|
|
|
/* Print the text */
|
|
ps_clean_string(psbuffer, text, MAX_LINE_LENGTH);
|
|
fprintf(fh, "%d (%s) putline\n", tree->level, psbuffer);
|
|
|
|
/* Recurse into the subtree, if it exists */
|
|
subtree = (GTK_TREE_ITEM(child->data))->subtree;
|
|
if (subtree) {
|
|
print_tree_ps(fh, pd, fd, GTK_TREE(subtree));
|
|
}
|
|
else if (strcmp("Data", text) == 0) {
|
|
decode_start_len(GTK_TREE_ITEM(child->data), &data_start, &data_len);
|
|
print_ps_hex(fh);
|
|
dumpit_ps(fh, &pd[data_start], data_len);
|
|
}
|
|
}
|
|
}
|
|
|
|
static
|
|
void ps_clean_string(unsigned char *out, const unsigned char *in,
|
|
int outbuf_size)
|
|
{
|
|
int rd, wr;
|
|
char c;
|
|
|
|
for (rd = 0, wr = 0 ; wr < outbuf_size; rd++, wr++ ) {
|
|
c = in[rd];
|
|
switch (c) {
|
|
case '(':
|
|
case ')':
|
|
case '\\':
|
|
out[wr] = '\\';
|
|
out[++wr] = c;
|
|
break;
|
|
|
|
default:
|
|
out[wr] = c;
|
|
break;
|
|
}
|
|
|
|
if (c == 0) {
|
|
break;
|
|
}
|
|
}
|
|
}
|