forked from osmocom/wireshark
92a7d9b2eb
svn path=/trunk/; revision=3185
313 lines
8.9 KiB
C
313 lines
8.9 KiB
C
/* packet_win.c
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* Routines for popping a window to display current packet
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*
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* Copyright 2000, Jeffrey C. Foster <jfoste@woodward.com>
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*
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* $Id: packet_win.c,v 1.21 2001/03/24 23:53:07 guy Exp $
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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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* 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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* To do:
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* - Add close button to bottom.
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* - improve the window Title and allow user to config it
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* - Add print support ? ( could be a mess)
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* - Add button to have main window jump to this packet ?
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*
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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 <stdlib.h>
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#include <stdio.h>
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#include <string.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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#include <epan.h>
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#include "main.h"
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#include "timestamp.h"
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#include "packet.h"
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#include "summary.h"
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#include "file.h"
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#include "menu.h"
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#include "../menu.h"
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#include "prefs_dlg.h"
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#include "column.h"
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#include "print.h"
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#include "resolv.h"
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#include "util.h"
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#include "packet_win.h"
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#include "simple_dialog.h"
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#include "proto_draw.h"
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#include "keys.h"
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#include "gtkglobals.h"
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#include "plugins.h"
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/* Data structure holding information about a packet-detail window. */
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struct PacketWinData {
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frame_data *frame; /* The frame being displayed */
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union wtap_pseudo_header pseudo_header; /* Pseudo-header for packet */
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guint8 *pd; /* Data for packet */
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proto_tree *protocol_tree; /* Protocol tree for packet */
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GtkWidget *main;
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GtkWidget *tv_scrollw;
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GtkWidget *tree_view;
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GtkWidget *bv_scrollw;
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GtkWidget *bv_nb_ptr;
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field_info *finfo_selected;
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epan_dissect_t *edt;
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};
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/* List of all the packet-detail windows popped up. */
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static GList *detail_windows;
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static void new_tree_view_select_row_cb( GtkCTree *ctree, GList *node,
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gint column, gpointer user_data);
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static void new_tree_view_unselect_row_cb( GtkCTree *ctree, GList *node,
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gint column, gpointer user_data);
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static void create_new_window( char *Title, gint tv_size, gint bv_size);
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static void destroy_new_window(GtkObject *object, gpointer user_data);
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void new_window_cb(GtkWidget *w){
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#define NewWinTitleLen 1000
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int row;
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gint tv_size = 95, bv_size = 75;
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int i;
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char Title[ NewWinTitleLen] = "";
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char *TextPtr;
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/* build title of window by getting */
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/* data from the packet_list GtkCList */
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/* Find what row this packet is in. */
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row = gtk_clist_find_row_from_data(GTK_CLIST(packet_list),
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cfile.current_frame);
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g_assert(row != -1);
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for( i = 0; i < cfile.cinfo.num_cols; ++i){
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if ( gtk_clist_get_text(GTK_CLIST( packet_list),
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row, i, &TextPtr)){
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if (( strlen( Title) + strlen( TextPtr))
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< ( NewWinTitleLen - 1)){
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strcat( Title, TextPtr);
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strcat( Title, " ");
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}
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}
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}
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create_new_window ( Title, tv_size, bv_size);
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}
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static void
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create_new_window ( char *Title, gint tv_size, gint bv_size){
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GtkWidget *main_w, *main_vbox, *pane,
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*tree_view, *tv_scrollw,
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*bv_scrollw,
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*bv_nb_ptr;
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struct PacketWinData *DataPtr;
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int i;
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tvbuff_t* bv_tvb;
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main_w = gtk_window_new(GTK_WINDOW_TOPLEVEL);
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gtk_window_set_title(GTK_WINDOW(main_w), Title);
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gtk_window_set_default_size(GTK_WINDOW(main_w), DEF_WIDTH, -1);
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/* Container for paned windows */
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main_vbox = gtk_vbox_new(FALSE, 1);
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gtk_container_border_width(GTK_CONTAINER(main_vbox), 1);
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gtk_container_add(GTK_CONTAINER(main_w), main_vbox);
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gtk_widget_show(main_vbox);
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/* Panes for the tree and byte view */
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pane = gtk_vpaned_new();
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gtk_paned_gutter_size(GTK_PANED(pane), (GTK_PANED(pane))->handle_size);
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gtk_container_add(GTK_CONTAINER(main_vbox), pane);
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gtk_widget_show(pane);
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/* Tree view */
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create_tree_view(tv_size, &prefs, pane, &tv_scrollw, &tree_view,
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prefs.gui_scrollbar_on_right);
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gtk_widget_show(tree_view);
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/* Byte view */
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create_byte_view(bv_size, pane, &bv_nb_ptr, &bv_scrollw,
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prefs.gui_scrollbar_on_right);
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/* Allocate data structure to represent this window. */
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DataPtr = (struct PacketWinData *) g_malloc(sizeof(struct PacketWinData));
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DataPtr->frame = cfile.current_frame;
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memcpy(&DataPtr->pseudo_header, &cfile.pseudo_header, sizeof DataPtr->pseudo_header);
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DataPtr->pd = g_malloc(DataPtr->frame->cap_len);
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memcpy(DataPtr->pd, cfile.pd, DataPtr->frame->cap_len);
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DataPtr->protocol_tree = proto_tree_create_root();
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proto_tree_is_visible = TRUE;
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DataPtr->edt = epan_dissect_new(&DataPtr->pseudo_header, DataPtr->pd, DataPtr->frame,
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DataPtr->protocol_tree);
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proto_tree_is_visible = FALSE;
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DataPtr->main = main_w;
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DataPtr->tv_scrollw = tv_scrollw;
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DataPtr->tree_view = tree_view;
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DataPtr->bv_nb_ptr = bv_nb_ptr;
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DataPtr->bv_scrollw = bv_scrollw;
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detail_windows = g_list_append(detail_windows, DataPtr);
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/* load callback handlers */
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gtk_signal_connect(GTK_OBJECT(tree_view), "tree-select-row",
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GTK_SIGNAL_FUNC(new_tree_view_select_row_cb), DataPtr);
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gtk_signal_connect(GTK_OBJECT(tree_view), "tree-unselect-row",
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GTK_SIGNAL_FUNC(new_tree_view_unselect_row_cb), DataPtr);
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gtk_signal_connect(GTK_OBJECT(main_w), "destroy",
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GTK_SIGNAL_FUNC(destroy_new_window), DataPtr);
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/* draw the protocol tree & print hex data */
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proto_tree_draw(DataPtr->protocol_tree, tree_view);
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i=0; /* do all the hex views */
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while((bv_tvb = g_slist_nth_data ( DataPtr->frame->data_src, i++))){
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add_byte_tab( DataPtr->bv_nb_ptr, tvb_get_name( bv_tvb),
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tvb_get_ptr(bv_tvb, 0, -1), tvb_length(bv_tvb));
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}
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DataPtr->finfo_selected = NULL;
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gtk_widget_show(main_w);
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}
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static void
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destroy_new_window(GtkObject *object, gpointer user_data)
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{
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struct PacketWinData *DataPtr = user_data;
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detail_windows = g_list_remove(detail_windows, DataPtr);
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proto_tree_free(DataPtr->protocol_tree);
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epan_dissect_free(DataPtr->edt);
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g_free(DataPtr->pd);
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g_free(DataPtr);
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}
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static void
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new_tree_view_select_row_cb(GtkCTree *ctree, GList *node, gint column,
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gpointer user_data){
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/* called when a tree row is selected in the popup packet window */
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field_info *finfo;
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GtkWidget *byte_view;
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guint8 *data;
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int len, i;
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struct PacketWinData *DataPtr = (struct PacketWinData*)user_data;
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g_assert(node);
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finfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(node) );
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if (!finfo) return;
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i = find_notebook_page( DataPtr->bv_nb_ptr, finfo->ds_name);
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set_notebook_page ( DataPtr->bv_nb_ptr, i);
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len = get_byte_view_and_data( DataPtr->bv_nb_ptr, &byte_view, &data);
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if ( !byte_view) /* exit if no hex window to write in */
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return;
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if ( len < 0){
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data = DataPtr->pd;
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len = DataPtr->frame->cap_len;
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}
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DataPtr->finfo_selected = finfo;
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packet_hex_print(GTK_TEXT(byte_view), data,
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DataPtr->frame, finfo, len);
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}
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static void
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new_tree_view_unselect_row_cb(GtkCTree *ctree, GList *node, gint column,
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gpointer user_data){
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/* called when a tree row is unselected in the popup packet window */
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guint8* data;
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int len;
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GtkWidget* byte_view;
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struct PacketWinData *DataPtr = (struct PacketWinData*)user_data;
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DataPtr->finfo_selected = NULL;
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len = get_byte_view_and_data( DataPtr->bv_nb_ptr, &byte_view, &data);
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if ( !byte_view) /* exit if no hex window to write in */
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return;
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g_assert( len >= 0);
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packet_hex_reprint(GTK_TEXT(byte_view));
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}
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/* Functions called from elsewhere to act on all popup packet windows. */
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/* Destroy all popup packet windows. */
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void
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destroy_packet_wins(void)
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{
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struct PacketWinData *DataPtr;
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/* Destroying a packet window causes it to be removed from
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the list of packet windows, so we can't do a "g_list_foreach()"
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to go through the list of all packet windows and destroy them
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as we find them; instead, as long as the list is non-empty,
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we destroy the first window on the list. */
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while (detail_windows != NULL) {
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DataPtr = (struct PacketWinData *)(detail_windows->data);
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gtk_widget_destroy(DataPtr->main);
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}
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}
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static void
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redraw_hex_dump_cb(gpointer data, gpointer user_data)
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{
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struct PacketWinData *DataPtr = (struct PacketWinData *)data;
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redraw_hex_dump(DataPtr->bv_nb_ptr, DataPtr->frame, DataPtr->finfo_selected);
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}
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/* Redraw the hex dump part of all the popup packet windows. */
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void
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redraw_hex_dump_packet_wins(void)
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{
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g_list_foreach(detail_windows, redraw_hex_dump_cb, NULL);
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}
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