135 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			135 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*	$NetBSD: conv.c,v 1.13 2010/02/09 14:06:37 drochner Exp $	*/
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| 
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| /*
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|  * Copyright (c) 1989, 1993
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|  *	The Regents of the University of California.  All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions
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|  * are met:
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|  * 1. Redistributions of source code must retain the above copyright
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|  *    notice, this list of conditions and the following disclaimer.
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|  * 2. Redistributions in binary form must reproduce the above copyright
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|  *    notice, this list of conditions and the following disclaimer in the
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|  *    documentation and/or other materials provided with the distribution.
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|  * 3. Neither the name of the University nor the names of its contributors
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|  *    may be used to endorse or promote products derived from this software
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|  *    without specific prior written permission.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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|  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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|  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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|  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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|  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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|  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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|  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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|  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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|  * SUCH DAMAGE.
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|  */
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| 
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| #if HAVE_NBTOOL_CONFIG_H
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| #include "nbtool_config.h"
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| #endif
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| 
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| #include <sys/cdefs.h>
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| #if 0
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| #if !defined(lint)
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| #if 0
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| static char sccsid[] = "@(#)conv.c	8.1 (Berkeley) 6/6/93";
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| #else
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| __RCSID("$NetBSD: conv.c,v 1.13 2010/02/09 14:06:37 drochner Exp $");
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| #endif
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| #endif /* not lint */
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| #endif
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| 
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| #include <sys/types.h>
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| 
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| #include <stdio.h>
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| #include <ctype.h>
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| 
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| #include "hexdump.h"
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| 
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| void
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| conv_c(PR *pr, u_char *p)
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| {
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| 	char buf[10];
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| 	char const *str;
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| 
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| 	switch(*p) {
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| 	case '\0':
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| 		str = "\\0";
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| 		goto strpr;
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| 	/* case '\a': */
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| 	case '\007':
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| 		if (odmode)		/* od doesn't know about \a */
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| 			break;
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| 		str = "\\a";
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| 		goto strpr;
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| 	case '\b':
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| 		str = "\\b";
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| 		goto strpr;
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| 	case '\f':
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| 		str = "\\f";
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| 		goto strpr;
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| 	case '\n':
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| 		str = "\\n";
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| 		goto strpr;
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| 	case '\r':
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| 		str = "\\r";
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| 		goto strpr;
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| 	case '\t':
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| 		str = "\\t";
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| 		goto strpr;
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| 	case '\v':
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| 		if (odmode)
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| 			break;
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| 		str = "\\v";
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| 		goto strpr;
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| 	default:
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| 		break;
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| 	}
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| 	if (isprint(*p)) {
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| 		*pr->cchar = 'c';
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| 		(void)printf(pr->fmt, *p);
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| 	} else {
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| 		(void)sprintf(buf, "%03o", (int)*p);
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| 		str = buf;
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| strpr:		*pr->cchar = 's';
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| 		(void)printf(pr->fmt, str);
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| 	}
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| }
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| 
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| void
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| conv_u(PR *pr, u_char *p)
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| {
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| 	static const char *list[] = {
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| 		"nul", "soh", "stx", "etx", "eot", "enq", "ack", "bel",
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| 		 "bs",  "ht",  "lf",  "vt",  "ff",  "cr",  "so",  "si",
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| 		"dle", "dcl", "dc2", "dc3", "dc4", "nak", "syn", "etb",
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| 		"can",  "em", "sub", "esc",  "fs",  "gs",  "rs",  "us",
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| 	};
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| 
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| 						/* od used nl, not lf */
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| 	if (*p <= 0x1f) {
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| 		*pr->cchar = 's';
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| 		if (odmode && *p == 0x0a)
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| 			(void)printf(pr->fmt, "nl");
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| 		else
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| 			(void)printf(pr->fmt, list[*p]);
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| 	} else if (*p == 0x7f) {
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| 		*pr->cchar = 's';
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| 		(void)printf(pr->fmt, "del");
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| 	} else if (odmode && *p == 0x20) {	/* od replaces space with sp */
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| 		*pr->cchar = 's';
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| 		(void)printf(pr->fmt, " sp");
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| 	} else if (isprint(*p)) {
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| 		*pr->cchar = 'c';
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| 		(void)printf(pr->fmt, *p);
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| 	} else {
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| 		*pr->cchar = 'x';
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| 		(void)printf(pr->fmt, (int)*p);
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| 	}
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| }
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