1/*\ 2 * pcap2nbench - Converts libpcap network traces to nbench input 3 * Copyright (C) 2004 Jim McDonough <jmcd@us.ibm.com> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 3 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, see <http://www.gnu.org/licenses/>. 17 * 18 * Written by Anthony Liguori <aliguori@us.ibm.com> 19\*/ 20 21#include <netinet/in.h> 22 23#include "ethernet.hpp" 24 25ethernet::ethernet(const uint8_t *data, size_t length) { 26 if (length < 14) { 27 std::cerr << "Invalid ethernet packet" << std::endl; 28 } 29 memcpy(dst, data, sizeof(dst)); 30 memcpy(src, data + 6, sizeof(src)); 31 memcpy(&type, data + 12, sizeof(type)); 32 type = ntohs(type); 33} 34 35std::ostream &operator<<(std::ostream &lhs, const ethernet &rhs) 36{ 37 lhs << "Destination: "; 38 for (int i = 0; i < 6; i++) { 39 char buf[3]; 40 sprintf(buf, "%.2x", rhs.dst[i]); 41 if (i) lhs << ":"; 42 lhs << buf; 43 } 44 lhs << std::endl; 45 46 lhs << "Source: "; 47 for (int i = 0; i < 6; i++) { 48 char buf[3]; 49 sprintf(buf, "%.2x", rhs.src[i]); 50 if (i) lhs << ":"; 51 lhs << buf; 52 } 53 lhs << std::endl; 54 55 lhs << "Type: "; 56 char buf[7]; 57 sprintf(buf, "%.4x", rhs.type); 58 lhs << buf << std::endl; 59 60 return lhs; 61} 62