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- /*
- * $Id: hex_dump.c,v 1.1.1.1 1999/05/18 15:33:42 dugsong Exp $
- *
- * libnet
- * hex_dump.c - architecture independent packet dumper
- *
- * Copyright (c) 1998, 1999 Mike D. Schiffman <mike@infonexus.com>
- * route|daemon9 <route@infonexus.com>
- * 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 AUTHOR 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 AUTHOR 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.
- *
- */
-
- #if (HAVE_CONFIG_H)
- #include "../include/config.h"
- #endif
- #include "../include/libnet.h"
-
- /*
- * Much of this routine ala tcpdump.
- */
-
- void
- libnet_hex_dump(u_char *buf, int len, int swap, FILE *stream)
- {
- int i, s_cnt;
- u_short *p;
-
- p = (u_short *)buf;
- s_cnt = len / sizeof(u_short);
- i = 0;
-
- fprintf(stream, "\t");
- while (--s_cnt >= 0)
- {
- if ((!(i % 8)))
- {
- fprintf(stream, "\n%02x\t", (i * 2));
- }
- fprintf(stream, "%04x ", swap ? ntohs(*(p++)) : *(p++));
- i++;
- }
-
- /*
- * Mop up an odd byte.
- */
- if (len & 1)
- {
- if ((!(i % 8)))
- {
- fprintf(stream, "\n%02x\t", (i * 2));
- }
- fprintf(stream, "%02x ", *(u_char *)p);
- }
- }
-
- /* EOF */
-