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/*
* Copyright (c) 1989 The Regents of the University of California.
* All rights reserved.
*
* 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 University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
*/
#include <stdio.h>
#include <ctype.h>
#include <sys/types.h>
#include "hexdump.h"
#include "xalloc.h"
void
conv_c(struct hexdump_pr *pr, u_char *p)
{
char *buf = NULL;
char const *str;
switch(*p) {
case '\0':
str = "\\0";
goto strpr;
/* case '\a': */
case '\007':
str = "\\a";
goto strpr;
case '\b':
str = "\\b";
goto strpr;
case '\f':
str = "\\f";
goto strpr;
case '\n':
str = "\\n";
goto strpr;
case '\r':
str = "\\r";
goto strpr;
case '\t':
str = "\\t";
goto strpr;
case '\v':
str = "\\v";
goto strpr;
default:
break;
}
if (isprint(*p)) {
*pr->cchar = 'c';
printf(pr->fmt, *p);
} else {
xasprintf(&buf, "%03o", *p);
str = buf;
strpr: *pr->cchar = 's';
printf(pr->fmt, str);
}
free(buf);
}
void
conv_u(struct hexdump_pr *pr, u_char *p)
{
static const char *list[] = {
"nul", "soh", "stx", "etx", "eot", "enq", "ack", "bel",
"bs", "ht", "lf", "vt", "ff", "cr", "so", "si",
"dle", "dc1", "dc2", "dc3", "dc4", "nak", "syn", "etb",
"can", "em", "sub", "esc", "fs", "gs", "rs", "us",
};
/* od used nl, not lf */
if (*p <= 0x1f) {
*pr->cchar = 's';
printf(pr->fmt, list[*p]);
} else if (*p == 0x7f) {
*pr->cchar = 's';
printf(pr->fmt, "del");
} else if (isprint(*p)) {
*pr->cchar = 'c';
printf(pr->fmt, *p);
} else {
*pr->cchar = 'x';
printf(pr->fmt, *p);
}
}
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