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/*\
* pcap2nbench - Converts libpcap network traces to nbench input
* Copyright (C) 2004 Jim McDonough <jmcd@us.ibm.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* Written by Anthony Liguori <aliguori@us.ibm.com>
\*/
#include <netinet/in.h>
#include "ethernet.hpp"
ethernet::ethernet(const uint8_t *data, size_t length) {
if (length < 14) {
std::cerr << "Invalid ethernet packet" << std::endl;
}
memcpy(dst, data, sizeof(dst));
memcpy(src, data + 6, sizeof(src));
memcpy(&type, data + 12, sizeof(type));
type = ntohs(type);
}
std::ostream &operator<<(std::ostream &lhs, const ethernet &rhs)
{
lhs << "Destination: ";
for (int i = 0; i < 6; i++) {
char buf[3];
sprintf(buf, "%.2x", rhs.dst[i]);
if (i) lhs << ":";
lhs << buf;
}
lhs << std::endl;
lhs << "Source: ";
for (int i = 0; i < 6; i++) {
char buf[3];
sprintf(buf, "%.2x", rhs.src[i]);
if (i) lhs << ":";
lhs << buf;
}
lhs << std::endl;
lhs << "Type: ";
char buf[7];
sprintf(buf, "%.4x", rhs.type);
lhs << buf << std::endl;
return lhs;
}
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