12949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* $NetBSD: print-ascii.c,v 1.1 1999/09/30 14:49:12 sjg Exp $ */ 22949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 32949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/*- 42949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc. 52949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * All rights reserved. 62949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 72949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * This code is derived from software contributed to The NetBSD Foundation 82949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * by Alan Barrett and Simon J. Gerraty. 92949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 102949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Redistribution and use in source and binary forms, with or without 112949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * modification, are permitted provided that the following conditions 122949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * are met: 132949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 142949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * notice, this list of conditions and the following disclaimer. 152949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 162949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 172949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * documentation and/or other materials provided with the distribution. 182949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 3. All advertising materials mentioning features or use of this software 192949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * must display the following acknowledgement: 202949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * This product includes software developed by the NetBSD 212949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Foundation, Inc. and its contributors. 222949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 4. Neither the name of The NetBSD Foundation nor the names of its 232949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * contributors may be used to endorse or promote products derived 242949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * from this software without specific prior written permission. 252949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 262949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 272949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 282949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 292949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 302949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 312949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 322949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 332949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 342949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 352949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 362949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * POSSIBILITY OF SUCH DAMAGE. 372949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 382949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 392949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#ifdef HAVE_CONFIG_H 402949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "config.h" 412949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif 422949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 432949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#ifndef lint 442949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectstatic const char rcsid[] _U_ = 452949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project "@(#) $Header: /tcpdump/master/tcpdump/print-ascii.c,v 1.16.2.1 2005/07/06 20:54:49 guy Exp $"; 462949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif 472949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include <tcpdump-stdinc.h> 482949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include <stdio.h> 492949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 502949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "interface.h" 512949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 522949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define ASCII_LINELENGTH 300 532949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define HEXDUMP_BYTES_PER_LINE 16 542949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define HEXDUMP_SHORTS_PER_LINE (HEXDUMP_BYTES_PER_LINE / 2) 552949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define HEXDUMP_HEXSTUFF_PER_SHORT 5 /* 4 hex digits and a space */ 562949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define HEXDUMP_HEXSTUFF_PER_LINE \ 572949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (HEXDUMP_HEXSTUFF_PER_SHORT * HEXDUMP_SHORTS_PER_LINE) 582949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 592949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectvoid 602949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectascii_print(register const u_char *cp, register u_int length) 612949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 622949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register int s; 632949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 642949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project putchar('\n'); 652949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project while (length > 0) { 662949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project s = *cp++; 672949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project length--; 682949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (!isgraph(s) && 692949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (s != '\t' && s != ' ' && s != '\n' && s != '\r')) 702949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project putchar('.'); 712949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project else 722949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project putchar(s); 732949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 742949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 752949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 762949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectvoid 772949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projecthex_and_ascii_print_with_offset(register const char *ident, 782949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register const u_char *cp, register u_int length, register u_int oset) 792949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 802949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register u_int i; 812949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register int s1, s2; 822949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register int nshorts; 832949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project char hexstuff[HEXDUMP_SHORTS_PER_LINE*HEXDUMP_HEXSTUFF_PER_SHORT+1], *hsp; 842949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project char asciistuff[ASCII_LINELENGTH+1], *asp; 852949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 862949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project nshorts = length / sizeof(u_short); 872949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project i = 0; 882949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project hsp = hexstuff; asp = asciistuff; 892949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project while (--nshorts >= 0) { 902949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project s1 = *cp++; 912949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project s2 = *cp++; 922949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (void)snprintf(hsp, sizeof(hexstuff) - (hsp - hexstuff), 932949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project " %02x%02x", s1, s2); 942949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project hsp += HEXDUMP_HEXSTUFF_PER_SHORT; 952949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project *(asp++) = (isgraph(s1) ? s1 : '.'); 962949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project *(asp++) = (isgraph(s2) ? s2 : '.'); 972949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project i++; 982949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (i >= HEXDUMP_SHORTS_PER_LINE) { 992949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project *hsp = *asp = '\0'; 1002949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (void)printf("%s0x%04x: %-*s %s", 1012949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project ident, oset, HEXDUMP_HEXSTUFF_PER_LINE, 1022949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project hexstuff, asciistuff); 1032949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project i = 0; hsp = hexstuff; asp = asciistuff; 1042949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project oset += HEXDUMP_BYTES_PER_LINE; 1052949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 1062949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 1072949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (length & 1) { 1082949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project s1 = *cp++; 1092949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (void)snprintf(hsp, sizeof(hexstuff) - (hsp - hexstuff), 1102949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project " %02x", s1); 1112949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project hsp += 3; 1122949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project *(asp++) = (isgraph(s1) ? s1 : '.'); 1132949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project ++i; 1142949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 1152949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (i > 0) { 1162949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project *hsp = *asp = '\0'; 1172949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (void)printf("%s0x%04x: %-*s %s", 1182949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project ident, oset, HEXDUMP_HEXSTUFF_PER_LINE, 1192949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project hexstuff, asciistuff); 1202949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 1212949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 1222949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1232949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectvoid 1242949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projecthex_and_ascii_print(register const char *ident, register const u_char *cp, 1252949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register u_int length) 1262949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 1272949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project hex_and_ascii_print_with_offset(ident, cp, length, 0); 1282949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 1292949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1302949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 1312949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * telnet_print() wants this. It is essentially default_print_unaligned() 1322949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 1332949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectvoid 1342949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projecthex_print_with_offset(register const char *ident, register const u_char *cp, register u_int length, 1352949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register u_int oset) 1362949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 1372949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register u_int i, s; 1382949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project register int nshorts; 1392949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1402949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project nshorts = (u_int) length / sizeof(u_short); 1412949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project i = 0; 1422949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project while (--nshorts >= 0) { 1432949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if ((i++ % 8) == 0) { 1442949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (void)printf("%s0x%04x: ", ident, oset); 1452949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project oset += HEXDUMP_BYTES_PER_LINE; 1462949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 1472949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project s = *cp++; 1482949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (void)printf(" %02x%02x", s, *cp++); 1492949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 1502949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if (length & 1) { 1512949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if ((i % 8) == 0) 1522949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (void)printf("%s0x%04x: ", ident, oset); 1532949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project (void)printf(" %02x", *cp); 1542949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project } 1552949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 1562949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1572949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 1582949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * just for completeness 1592949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 1602949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectvoid 1612949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projecthex_print(register const char *ident, register const u_char *cp, register u_int length) 1622949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 1632949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project hex_print_with_offset(ident, cp, length, 0); 1642949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 1652949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 1662949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#ifdef MAIN 1672949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectint 1682949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectmain(int argc, char *argv[]) 1692949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 1702949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project hex_print("\n\t", "Hello, World!\n", 14); 1712949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project printf("\n"); 1722949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project hex_and_ascii_print("\n\t", "Hello, World!\n", 14); 1732949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project printf("\n"); 1742949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project ascii_print("Hello, World!\n", 14); 1752949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project printf("\n"); 1762949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#define TMSG "Now is the winter of our discontent...\n" 1772949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project hex_print_with_offset("\n\t", TMSG, sizeof(TMSG) - 1, 0x100); 1782949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project printf("\n"); 1792949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project hex_and_ascii_print_with_offset("\n\t", TMSG, sizeof(TMSG) - 1, 0x100); 1802949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project printf("\n"); 1812949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project exit(0); 1822949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 1832949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif /* MAIN */ 184