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/* $NetBSD: debug.c,v 1.5 2012/01/30 22:49:03 christos Exp $ */
/*-
* Copyright (c) 2010 Emmanuel Dreyfus. 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.
*
* 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.
*/
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <syslog.h>
#include <ctype.h>
#include <sys/socket.h>
#include "perfused.h"
#ifdef PERFUSE_DEBUG
void
perfused_hexdump(const char *addr, size_t len)
{
unsigned int i, j, k;
for (i = 0; i < len; i += 16) {
DPRINTF("%p ", &addr[i]);
for (j = 0; j < 16; j += 4) {
for (k = 0; k < 4; k++) {
if (i + j + k < len) {
DPRINTF("%02x ",
*(addr + i + j + k) & 0xff);
} else {
DPRINTF(" ");
}
}
}
DPRINTF(" ");
for (j = 0; j < 16; j++) {
char c;
if (i + j < len) {
c = *(addr + i + j);
DPRINTF("%c", isprint((int)c) ? c : '.');
} else {
DPRINTF(" ");
}
}
DPRINTF("\n");
}
return;
}
#endif /* PERFUSE_DEBUG */
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