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/*
* $Id: libnet_build_link.c,v 1.10 2004/04/13 17:32:28 mike Exp $
*
* libnet
* libnet_build_link.c - link-layer packet assembler
*
* Copyright (c) 2003 Roberto Larcher <roberto.larcher@libero.it>
* Copyright (c) 1998 - 2004 Mike D. Schiffman <mike@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
#if (!(_WIN32) || (__CYGWIN__))
#include "../include/libnet.h"
#else
#include "../include/win32/libnet.h"
#endif
libnet_ptag_t
libnet_build_link(const uint8_t *dst, const uint8_t *src, const uint8_t *oui, uint16_t type,
const uint8_t *payload, uint32_t payload_s, libnet_t *l, libnet_ptag_t ptag)
{
uint8_t org[3] = {0x00, 0x00, 0x00};
switch (l->link_type)
{
/* add FDDI */
case DLT_EN10MB:
return libnet_build_ethernet(dst, src, type, payload, payload_s, l,
ptag);
case DLT_IEEE802:
return libnet_build_token_ring(LIBNET_TOKEN_RING_FRAME,
LIBNET_TOKEN_RING_LLC_FRAME, dst, src, LIBNET_SAP_SNAP,
LIBNET_SAP_SNAP, 0x03, org, type, payload, payload_s,
l, ptag);
}
snprintf(l->err_buf, LIBNET_ERRBUF_SIZE,
"%s(): linktype %d not supported\n", __func__, l->link_type);
return -1;
}
libnet_ptag_t
libnet_autobuild_link(const uint8_t *dst, const uint8_t *oui, uint16_t type, libnet_t *l)
{
uint8_t org[3] = {0x00, 0x00, 0x00};
switch (l->link_type)
{
/* add FDDI */
case DLT_EN10MB:
return (libnet_autobuild_ethernet(dst, type, l));
case DLT_IEEE802:
return (libnet_autobuild_token_ring(LIBNET_TOKEN_RING_FRAME,
LIBNET_TOKEN_RING_LLC_FRAME, dst, LIBNET_SAP_SNAP,
LIBNET_SAP_SNAP, 0x03, org, TOKEN_RING_TYPE_IP, l));
}
snprintf(l->err_buf, LIBNET_ERRBUF_SIZE,
"%s(): linktype %d not supported\n", __func__, l->link_type);
return (-1);
}
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