![Guy Harris](/assets/img/avatar_default.png)
require that it drag in <winsock.h> on Windows; instead, use "guint32". svn path=/trunk/; revision=3245
580 lines
15 KiB
C
580 lines
15 KiB
C
/* column-utils.c
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* Routines for column utilities.
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*
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* $Id: column-utils.c,v 1.3 2001/04/02 10:38:26 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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*
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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 <string.h>
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#include <time.h>
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#ifdef HAVE_SYS_TIME_H
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# include <sys/time.h>
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#endif
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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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#ifdef NEED_SNPRINTF_H
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# include "snprintf.h"
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#endif
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#ifdef NEED_INET_V6DEFS_H
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# include "inet_v6defs.h"
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#endif
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#include "column-utils.h"
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#include "timestamp.h"
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#include "sna-utils.h"
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#include "atalk-utils.h"
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#include "to_str.h"
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#include "packet_info.h"
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#include "pint.h"
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#include "resolv.h"
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#include "ipv6-utils.h"
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#include "osi-utils.h"
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/* Allocate all the data structures for constructing column data, given
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the number of columns. */
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void
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col_init(column_info *col_info, gint num_cols)
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{
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col_info->num_cols = num_cols;
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col_info->col_fmt = (gint *) g_malloc(sizeof(gint) * num_cols);
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col_info->fmt_matx = (gboolean **) g_malloc(sizeof(gboolean *) * num_cols);
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col_info->col_width = (gint *) g_malloc(sizeof(gint) * num_cols);
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col_info->col_title = (gchar **) g_malloc(sizeof(gchar *) * num_cols);
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col_info->col_data = (gchar **) g_malloc(sizeof(gchar *) * num_cols);
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col_info->col_buf = (gchar **) g_malloc(sizeof(gchar *) * num_cols);
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}
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/*
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* This function does not appear to be used anywhere...
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gboolean
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col_get_writable(frame_data *fd)
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{
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if (fd) {
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return (fd->cinfo ? fd->cinfo->writable : FALSE);
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}
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return FALSE;
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}
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*/
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void
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col_set_writable(frame_data *fd, gboolean writable)
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{
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if (fd->cinfo) {
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fd->cinfo->writable = writable;
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}
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}
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/* Checks to see if a particular packet information element is needed for
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the packet list */
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gint
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check_col(frame_data *fd, gint el) {
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int i;
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if (fd->cinfo && fd->cinfo->writable) {
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for (i = 0; i < fd->cinfo->num_cols; i++) {
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if (fd->cinfo->fmt_matx[i][el])
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return TRUE;
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}
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}
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return FALSE;
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}
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/* Use this to clear out a column, especially if you're going to be
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appending to it later; at least on some platforms, it's more
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efficient than using "col_add_str()" with a null string, and
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more efficient than "col_set_str()" with a null string if you
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later append to it, as the later append will cause a string
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copy to be done. */
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void
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col_clear(frame_data *fd, gint el) {
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int i;
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for (i = 0; i < fd->cinfo->num_cols; i++) {
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if (fd->cinfo->fmt_matx[i][el]) {
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fd->cinfo->col_buf[i][0] = 0;
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fd->cinfo->col_data[i] = fd->cinfo->col_buf[i];
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}
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}
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}
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/* Use this if "str" points to something that will stay around (and thus
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needn't be copied). */
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void
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col_set_str(frame_data *fd, gint el, gchar* str) {
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int i;
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for (i = 0; i < fd->cinfo->num_cols; i++) {
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if (fd->cinfo->fmt_matx[i][el])
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fd->cinfo->col_data[i] = str;
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}
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}
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/* Adds a vararg list to a packet info string. */
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void
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col_add_fstr(frame_data *fd, gint el, gchar *format, ...) {
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va_list ap;
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int i;
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size_t max_len;
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if (el == COL_INFO)
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max_len = COL_MAX_INFO_LEN;
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else
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max_len = COL_MAX_LEN;
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va_start(ap, format);
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for (i = 0; i < fd->cinfo->num_cols; i++) {
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if (fd->cinfo->fmt_matx[i][el]) {
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vsnprintf(fd->cinfo->col_buf[i], max_len, format, ap);
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fd->cinfo->col_data[i] = fd->cinfo->col_buf[i];
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}
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}
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}
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/* Appends a vararg list to a packet info string. */
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void
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col_append_fstr(frame_data *fd, gint el, gchar *format, ...) {
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va_list ap;
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int i;
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size_t len, max_len;
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if (el == COL_INFO)
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max_len = COL_MAX_INFO_LEN;
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else
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max_len = COL_MAX_LEN;
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va_start(ap, format);
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for (i = 0; i < fd->cinfo->num_cols; i++) {
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if (fd->cinfo->fmt_matx[i][el]) {
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if (fd->cinfo->col_data[i] != fd->cinfo->col_buf[i]) {
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/* This was set with "col_set_str()"; copy the string they
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set it to into the buffer, so we can append to it. */
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strncpy(fd->cinfo->col_buf[i], fd->cinfo->col_data[i], max_len);
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fd->cinfo->col_buf[i][max_len - 1] = '\0';
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}
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len = strlen(fd->cinfo->col_buf[i]);
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vsnprintf(&fd->cinfo->col_buf[i][len], max_len - len, format, ap);
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fd->cinfo->col_data[i] = fd->cinfo->col_buf[i];
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}
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}
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}
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/* Use this if "str" points to something that won't stay around (and
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must thus be copied). */
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void
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col_add_str(frame_data *fd, gint el, const gchar* str) {
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int i;
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size_t max_len;
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if (el == COL_INFO)
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max_len = COL_MAX_INFO_LEN;
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else
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max_len = COL_MAX_LEN;
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for (i = 0; i < fd->cinfo->num_cols; i++) {
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if (fd->cinfo->fmt_matx[i][el]) {
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strncpy(fd->cinfo->col_buf[i], str, max_len);
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fd->cinfo->col_buf[i][max_len - 1] = 0;
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fd->cinfo->col_data[i] = fd->cinfo->col_buf[i];
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}
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}
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}
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void
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col_append_str(frame_data *fd, gint el, gchar* str) {
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int i;
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size_t len, max_len;
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if (el == COL_INFO)
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max_len = COL_MAX_INFO_LEN;
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else
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max_len = COL_MAX_LEN;
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for (i = 0; i < fd->cinfo->num_cols; i++) {
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if (fd->cinfo->fmt_matx[i][el]) {
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if (fd->cinfo->col_data[i] != fd->cinfo->col_buf[i]) {
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/* This was set with "col_set_str()"; copy the string they
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set it to into the buffer, so we can append to it. */
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strncpy(fd->cinfo->col_buf[i], fd->cinfo->col_data[i], max_len);
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fd->cinfo->col_buf[i][max_len - 1] = '\0';
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}
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len = strlen(fd->cinfo->col_buf[i]);
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strncat(fd->cinfo->col_buf[i], str, max_len - len);
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fd->cinfo->col_buf[i][max_len - 1] = 0;
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fd->cinfo->col_data[i] = fd->cinfo->col_buf[i];
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}
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}
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}
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static void
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col_set_abs_date_time(frame_data *fd, int col)
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{
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struct tm *tmp;
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time_t then;
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then = fd->abs_secs;
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tmp = localtime(&then);
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snprintf(fd->cinfo->col_buf[col], COL_MAX_LEN,
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"%04d-%02d-%02d %02d:%02d:%02d.%04ld",
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tmp->tm_year + 1900,
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tmp->tm_mon + 1,
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tmp->tm_mday,
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tmp->tm_hour,
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tmp->tm_min,
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tmp->tm_sec,
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(long)fd->abs_usecs/100);
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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}
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static void
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col_set_rel_time(frame_data *fd, int col)
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{
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display_signed_time(fd->cinfo->col_buf[col], COL_MAX_LEN,
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fd->rel_secs, fd->rel_usecs);
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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}
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static void
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col_set_delta_time(frame_data *fd, int col)
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{
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display_signed_time(fd->cinfo->col_buf[col], COL_MAX_LEN,
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fd->del_secs, fd->del_usecs);
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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}
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/* To do: Add check_col checks to the col_add* routines */
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static void
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col_set_abs_time(frame_data *fd, int col)
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{
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struct tm *tmp;
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time_t then;
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then = fd->abs_secs;
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tmp = localtime(&then);
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snprintf(fd->cinfo->col_buf[col], COL_MAX_LEN, "%02d:%02d:%02d.%04ld",
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tmp->tm_hour,
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tmp->tm_min,
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tmp->tm_sec,
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(long)fd->abs_usecs/100);
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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}
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/* Add "command-line-specified" time.
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XXX - this is called from "file.c" when the user changes the time
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format they want for "command-line-specified" time; it's a bit ugly
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that we have to export it, but if we go to a CList-like widget that
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invokes callbacks to get the text for the columns rather than
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requiring us to stuff the text into the widget from outside, we
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might be able to clean this up. */
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void
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col_set_cls_time(frame_data *fd, int col)
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{
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switch (timestamp_type) {
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case ABSOLUTE:
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col_set_abs_time(fd, col);
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break;
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case ABSOLUTE_WITH_DATE:
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col_set_abs_date_time(fd, col);
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break;
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case RELATIVE:
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col_set_rel_time(fd, col);
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break;
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case DELTA:
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col_set_delta_time(fd, col);
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break;
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}
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}
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static void
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col_set_addr(frame_data *fd, int col, address *addr, gboolean is_res)
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{
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guint32 ipv4_addr;
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struct e_in6_addr ipv6_addr;
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struct atalk_ddp_addr ddp_addr;
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struct sna_fid_type_4_addr sna_fid_type_4_addr;
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switch (addr->type) {
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case AT_ETHER:
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if (is_res)
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strncpy(fd->cinfo->col_buf[col], get_ether_name(addr->data), COL_MAX_LEN);
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else
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strncpy(fd->cinfo->col_buf[col], ether_to_str(addr->data), COL_MAX_LEN);
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fd->cinfo->col_buf[col][COL_MAX_LEN - 1] = '\0';
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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break;
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case AT_IPv4:
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memcpy(&ipv4_addr, addr->data, sizeof ipv4_addr);
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if (is_res)
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strncpy(fd->cinfo->col_buf[col], get_hostname(ipv4_addr), COL_MAX_LEN);
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else
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strncpy(fd->cinfo->col_buf[col], ip_to_str(addr->data), COL_MAX_LEN);
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fd->cinfo->col_buf[col][COL_MAX_LEN - 1] = '\0';
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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break;
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case AT_IPv6:
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memcpy(&ipv6_addr.s6_addr, addr->data, sizeof ipv6_addr.s6_addr);
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if (is_res)
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strncpy(fd->cinfo->col_buf[col], get_hostname6(&ipv6_addr), COL_MAX_LEN);
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else
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strncpy(fd->cinfo->col_buf[col], ip6_to_str(&ipv6_addr), COL_MAX_LEN);
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fd->cinfo->col_buf[col][COL_MAX_LEN - 1] = '\0';
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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break;
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case AT_IPX:
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strncpy(fd->cinfo->col_buf[col],
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ipx_addr_to_str(pntohl(&addr->data[0]), &addr->data[4]), COL_MAX_LEN);
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fd->cinfo->col_buf[col][COL_MAX_LEN - 1] = '\0';
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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break;
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case AT_SNA:
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switch (addr->len) {
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case 1:
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snprintf(fd->cinfo->col_buf[col], COL_MAX_LEN, "%04X", addr->data[0]);
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break;
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case 2:
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snprintf(fd->cinfo->col_buf[col], COL_MAX_LEN, "%04X",
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pntohs(&addr->data[0]));
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break;
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case SNA_FID_TYPE_4_ADDR_LEN:
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memcpy(&sna_fid_type_4_addr, addr->data, SNA_FID_TYPE_4_ADDR_LEN);
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strncpy(fd->cinfo->col_buf[col],
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sna_fid_type_4_addr_to_str(&sna_fid_type_4_addr), COL_MAX_LEN);
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break;
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}
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fd->cinfo->col_buf[col][COL_MAX_LEN - 1] = '\0';
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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break;
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case AT_ATALK:
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memcpy(&ddp_addr, addr->data, sizeof ddp_addr);
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strncpy(fd->cinfo->col_buf[col], atalk_addr_to_str(&ddp_addr),
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COL_MAX_LEN);
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fd->cinfo->col_buf[col][COL_MAX_LEN - 1] = '\0';
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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break;
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case AT_VINES:
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strncpy(fd->cinfo->col_buf[col], vines_addr_to_str(&addr->data[0]),
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COL_MAX_LEN);
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fd->cinfo->col_buf[col][COL_MAX_LEN - 1] = '\0';
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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break;
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case AT_OSI:
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strncpy(fd->cinfo->col_buf[col], print_nsap_net(addr->data, addr->len),
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COL_MAX_LEN);
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fd->cinfo->col_buf[col][COL_MAX_LEN - 1] = '\0';
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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break;
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default:
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break;
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}
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}
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static void
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col_set_port(frame_data *fd, int col, port_type ptype, guint32 port,
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gboolean is_res)
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{
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switch (ptype) {
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case PT_SCTP:
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if (is_res)
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strncpy(fd->cinfo->col_buf[col], get_sctp_port(port), COL_MAX_LEN);
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else
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snprintf(fd->cinfo->col_buf[col], COL_MAX_LEN, "%u", port);
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break;
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case PT_TCP:
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if (is_res)
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strncpy(fd->cinfo->col_buf[col], get_tcp_port(port), COL_MAX_LEN);
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else
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snprintf(fd->cinfo->col_buf[col], COL_MAX_LEN, "%u", port);
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break;
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case PT_UDP:
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if (is_res)
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strncpy(fd->cinfo->col_buf[col], get_udp_port(port), COL_MAX_LEN);
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else
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snprintf(fd->cinfo->col_buf[col], COL_MAX_LEN, "%u", port);
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break;
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default:
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break;
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}
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fd->cinfo->col_buf[col][COL_MAX_LEN - 1] = '\0';
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fd->cinfo->col_data[col] = fd->cinfo->col_buf[col];
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}
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void
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fill_in_columns(frame_data *fd)
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{
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int i;
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for (i = 0; i < fd->cinfo->num_cols; i++) {
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switch (fd->cinfo->col_fmt[i]) {
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case COL_NUMBER:
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snprintf(fd->cinfo->col_buf[i], COL_MAX_LEN, "%u", fd->num);
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fd->cinfo->col_data[i] = fd->cinfo->col_buf[i];
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break;
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case COL_CLS_TIME:
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col_set_cls_time(fd, i);
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break;
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case COL_ABS_TIME:
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col_set_abs_time(fd, i);
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break;
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case COL_ABS_DATE_TIME:
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col_set_abs_date_time(fd, i);
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break;
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case COL_REL_TIME:
|
|
col_set_rel_time(fd, i);
|
|
break;
|
|
|
|
case COL_DELTA_TIME:
|
|
col_set_delta_time(fd, i);
|
|
break;
|
|
|
|
case COL_DEF_SRC:
|
|
case COL_RES_SRC: /* COL_DEF_SRC is currently just like COL_RES_SRC */
|
|
col_set_addr(fd, i, &pi.src, TRUE);
|
|
break;
|
|
|
|
case COL_UNRES_SRC:
|
|
col_set_addr(fd, i, &pi.src, FALSE);
|
|
break;
|
|
|
|
case COL_DEF_DL_SRC:
|
|
case COL_RES_DL_SRC:
|
|
col_set_addr(fd, i, &pi.dl_src, TRUE);
|
|
break;
|
|
|
|
case COL_UNRES_DL_SRC:
|
|
col_set_addr(fd, i, &pi.dl_src, FALSE);
|
|
break;
|
|
|
|
case COL_DEF_NET_SRC:
|
|
case COL_RES_NET_SRC:
|
|
col_set_addr(fd, i, &pi.net_src, TRUE);
|
|
break;
|
|
|
|
case COL_UNRES_NET_SRC:
|
|
col_set_addr(fd, i, &pi.net_src, FALSE);
|
|
break;
|
|
|
|
case COL_DEF_DST:
|
|
case COL_RES_DST: /* COL_DEF_DST is currently just like COL_RES_DST */
|
|
col_set_addr(fd, i, &pi.dst, TRUE);
|
|
break;
|
|
|
|
case COL_UNRES_DST:
|
|
col_set_addr(fd, i, &pi.dst, FALSE);
|
|
break;
|
|
|
|
case COL_DEF_DL_DST:
|
|
case COL_RES_DL_DST:
|
|
col_set_addr(fd, i, &pi.dl_dst, TRUE);
|
|
break;
|
|
|
|
case COL_UNRES_DL_DST:
|
|
col_set_addr(fd, i, &pi.dl_dst, FALSE);
|
|
break;
|
|
|
|
case COL_DEF_NET_DST:
|
|
case COL_RES_NET_DST:
|
|
col_set_addr(fd, i, &pi.net_dst, TRUE);
|
|
break;
|
|
|
|
case COL_UNRES_NET_DST:
|
|
col_set_addr(fd, i, &pi.net_dst, FALSE);
|
|
break;
|
|
|
|
case COL_DEF_SRC_PORT:
|
|
case COL_RES_SRC_PORT: /* COL_DEF_SRC_PORT is currently just like COL_RES_SRC_PORT */
|
|
col_set_port(fd, i, pi.ptype, pi.srcport, TRUE);
|
|
break;
|
|
|
|
case COL_UNRES_SRC_PORT:
|
|
col_set_port(fd, i, pi.ptype, pi.srcport, FALSE);
|
|
break;
|
|
|
|
case COL_DEF_DST_PORT:
|
|
case COL_RES_DST_PORT: /* COL_DEF_DST_PORT is currently just like COL_RES_DST_PORT */
|
|
col_set_port(fd, i, pi.ptype, pi.destport, TRUE);
|
|
break;
|
|
|
|
case COL_UNRES_DST_PORT:
|
|
col_set_port(fd, i, pi.ptype, pi.destport, FALSE);
|
|
break;
|
|
|
|
case COL_PROTOCOL: /* currently done by dissectors */
|
|
case COL_INFO: /* currently done by dissectors */
|
|
break;
|
|
|
|
case COL_PACKET_LENGTH:
|
|
snprintf(fd->cinfo->col_buf[i], COL_MAX_LEN, "%d", fd->pkt_len);
|
|
fd->cinfo->col_data[i] = fd->cinfo->col_buf[i];
|
|
break;
|
|
|
|
case NUM_COL_FMTS: /* keep compiler happy - shouldn't get here */
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|