/*====================================================================*
*
* Copyright (c) 2013 Qualcomm Atheros, Inc.
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted (subject to the limitations
* in the disclaimer below) provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * 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.
*
* * Neither the name of Qualcomm Atheros nor the names of
* its contributors may be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*
* NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
* GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE
* COPYRIGHT HOLDERS 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 COPYRIGHT OWNER
* 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.
*
*--------------------------------------------------------------------*/
/*====================================================================*
*
* ssize_t sendpacket (struct channel const * channel, void * memory, ssize_t extent);
*
* channel.h
*
* send one packet over a raw packet channel; return the number of
* bytes sent or -1 on error; dump outgoing packets on stdout when
* the VERBOSE flag is set;
*
*
* Contributor(s):
* Charles Maier <cmaier@qca.qualcomm.com>
* Nathaniel Houghton <nhoughto@qca.qualcomm.com>
*
*--------------------------------------------------------------------*/
#ifndef SENDPACKET_SOURCE
#define SENDPACKET_SOURCE
#include <unistd.h>
#include "../ether/channel.h"
#include "../tools/memory.h"
#include "../tools/flags.h"
ssize_t sendpacket (struct channel const * channel, void * memory, ssize_t extent)
{
if (_anyset (channel->flags, CHANNEL_VERBOSE))
{
hexdump (memory, 0, extent, stdout);
}
#if defined (__linux__)
extent = sendto (channel->fd, memory, extent, 0, (struct sockaddr *) (0), (socklen_t) (0));
#elif defined (__APPLE__) || defined (__OpenBSD__)
extent = write (channel->fd, memory, extent);
#elif defined (WINPCAP) || defined (LIBPCAP)
if (pcap_sendpacket (channel->socket, (byte *)(memory), extent))
{
extent = -1;
}
#else
#error "Unknown Environment"
#endif
return (extent);
}
#endif