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 2 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, write to the Free Software 17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 18 * 19 * Written by Anthony Liguori <aliguori@us.ibm.com> 20\*/ 21 22#include <netinet/in.h> 23 24#include "ethernet.hpp" 25 26ethernet::ethernet(const uint8_t *data, size_t length) { 27 if (length < 14) { 28 std::cerr << "Invalid ethernet packet" << std::endl; 29 } 30 memcpy(dst, data, sizeof(dst)); 31 memcpy(src, data + 6, sizeof(src)); 32 memcpy(&type, data + 12, sizeof(type)); 33 type = ntohs(type); 34} 35 36std::ostream &operator<<(std::ostream &lhs, const ethernet &rhs) 37{ 38 lhs << "Destination: "; 39 for (int i = 0; i < 6; i++) { 40 char buf[3]; 41 sprintf(buf, "%.2x", rhs.dst[i]); 42 if (i) lhs << ":"; 43 lhs << buf; 44 } 45 lhs << std::endl; 46 47 lhs << "Source: "; 48 for (int i = 0; i < 6; i++) { 49 char buf[3]; 50 sprintf(buf, "%.2x", rhs.src[i]); 51 if (i) lhs << ":"; 52 lhs << buf; 53 } 54 lhs << std::endl; 55 56 lhs << "Type: "; 57 char buf[7]; 58 sprintf(buf, "%.4x", rhs.type); 59 lhs << buf << std::endl; 60 61 return lhs; 62} 63