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Diffstat (limited to 'contrib/tcpdump/print-ascii.c')
-rw-r--r-- | contrib/tcpdump/print-ascii.c | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/contrib/tcpdump/print-ascii.c b/contrib/tcpdump/print-ascii.c deleted file mode 100644 index cd48edd..0000000 --- a/contrib/tcpdump/print-ascii.c +++ /dev/null @@ -1,183 +0,0 @@ -/* $NetBSD: print-ascii.c,v 1.1 1999/09/30 14:49:12 sjg Exp $ */ - -/*- - * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc. - * All rights reserved. - * - * This code is derived from software contributed to The NetBSD Foundation - * by Alan Barrett and Simon J. Gerraty. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the NetBSD - * Foundation, Inc. and its contributors. - * 4. Neither the name of The NetBSD Foundation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS - * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED - * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#ifndef lint -static const char rcsid[] _U_ = - "@(#) $Header: /tcpdump/master/tcpdump/print-ascii.c,v 1.16.2.1 2005/07/06 20:54:49 guy Exp $"; -#endif -#include <tcpdump-stdinc.h> -#include <stdio.h> - -#include "interface.h" - -#define ASCII_LINELENGTH 300 -#define HEXDUMP_BYTES_PER_LINE 16 -#define HEXDUMP_SHORTS_PER_LINE (HEXDUMP_BYTES_PER_LINE / 2) -#define HEXDUMP_HEXSTUFF_PER_SHORT 5 /* 4 hex digits and a space */ -#define HEXDUMP_HEXSTUFF_PER_LINE \ - (HEXDUMP_HEXSTUFF_PER_SHORT * HEXDUMP_SHORTS_PER_LINE) - -void -ascii_print(register const u_char *cp, register u_int length) -{ - register int s; - - putchar('\n'); - while (length > 0) { - s = *cp++; - length--; - if (!isgraph(s) && - (s != '\t' && s != ' ' && s != '\n' && s != '\r')) - putchar('.'); - else - putchar(s); - } -} - -void -hex_and_ascii_print_with_offset(register const char *ident, - register const u_char *cp, register u_int length, register u_int oset) -{ - register u_int i; - register int s1, s2; - register int nshorts; - char hexstuff[HEXDUMP_SHORTS_PER_LINE*HEXDUMP_HEXSTUFF_PER_SHORT+1], *hsp; - char asciistuff[ASCII_LINELENGTH+1], *asp; - - nshorts = length / sizeof(u_short); - i = 0; - hsp = hexstuff; asp = asciistuff; - while (--nshorts >= 0) { - s1 = *cp++; - s2 = *cp++; - (void)snprintf(hsp, sizeof(hexstuff) - (hsp - hexstuff), - " %02x%02x", s1, s2); - hsp += HEXDUMP_HEXSTUFF_PER_SHORT; - *(asp++) = (isgraph(s1) ? s1 : '.'); - *(asp++) = (isgraph(s2) ? s2 : '.'); - i++; - if (i >= HEXDUMP_SHORTS_PER_LINE) { - *hsp = *asp = '\0'; - (void)printf("%s0x%04x: %-*s %s", - ident, oset, HEXDUMP_HEXSTUFF_PER_LINE, - hexstuff, asciistuff); - i = 0; hsp = hexstuff; asp = asciistuff; - oset += HEXDUMP_BYTES_PER_LINE; - } - } - if (length & 1) { - s1 = *cp++; - (void)snprintf(hsp, sizeof(hexstuff) - (hsp - hexstuff), - " %02x", s1); - hsp += 3; - *(asp++) = (isgraph(s1) ? s1 : '.'); - ++i; - } - if (i > 0) { - *hsp = *asp = '\0'; - (void)printf("%s0x%04x: %-*s %s", - ident, oset, HEXDUMP_HEXSTUFF_PER_LINE, - hexstuff, asciistuff); - } -} - -void -hex_and_ascii_print(register const char *ident, register const u_char *cp, - register u_int length) -{ - hex_and_ascii_print_with_offset(ident, cp, length, 0); -} - -/* - * telnet_print() wants this. It is essentially default_print_unaligned() - */ -void -hex_print_with_offset(register const char *ident, register const u_char *cp, register u_int length, - register u_int oset) -{ - register u_int i, s; - register int nshorts; - - nshorts = (u_int) length / sizeof(u_short); - i = 0; - while (--nshorts >= 0) { - if ((i++ % 8) == 0) { - (void)printf("%s0x%04x: ", ident, oset); - oset += HEXDUMP_BYTES_PER_LINE; - } - s = *cp++; - (void)printf(" %02x%02x", s, *cp++); - } - if (length & 1) { - if ((i % 8) == 0) - (void)printf("%s0x%04x: ", ident, oset); - (void)printf(" %02x", *cp); - } -} - -/* - * just for completeness - */ -void -hex_print(register const char *ident, register const u_char *cp, register u_int length) -{ - hex_print_with_offset(ident, cp, length, 0); -} - -#ifdef MAIN -int -main(int argc, char *argv[]) -{ - hex_print("\n\t", "Hello, World!\n", 14); - printf("\n"); - hex_and_ascii_print("\n\t", "Hello, World!\n", 14); - printf("\n"); - ascii_print("Hello, World!\n", 14); - printf("\n"); -#define TMSG "Now is the winter of our discontent...\n" - hex_print_with_offset("\n\t", TMSG, sizeof(TMSG) - 1, 0x100); - printf("\n"); - hex_and_ascii_print_with_offset("\n\t", TMSG, sizeof(TMSG) - 1, 0x100); - printf("\n"); - exit(0); -} -#endif /* MAIN */ |