1 /*--------------------------------------------------------------- 2 * Copyright (c) 1999,2000,2001,2002,2003 3 * The Board of Trustees of the University of Illinois 4 * All Rights Reserved. 5 *--------------------------------------------------------------- 6 * Permission is hereby granted, free of charge, to any person 7 * obtaining a copy of this software (Iperf) and associated 8 * documentation files (the "Software"), to deal in the Software 9 * without restriction, including without limitation the 10 * rights to use, copy, modify, merge, publish, distribute, 11 * sublicense, and/or sell copies of the Software, and to permit 12 * persons to whom the Software is furnished to do 13 * so, subject to the following conditions: 14 * 15 * 16 * Redistributions of source code must retain the above 17 * copyright notice, this list of conditions and 18 * the following disclaimers. 19 * 20 * 21 * Redistributions in binary form must reproduce the above 22 * copyright notice, this list of conditions and the following 23 * disclaimers in the documentation and/or other materials 24 * provided with the distribution. 25 * 26 * 27 * Neither the names of the University of Illinois, NCSA, 28 * nor the names of its contributors may be used to endorse 29 * or promote products derived from this Software without 30 * specific prior written permission. 31 * 32 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 33 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 34 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 35 * NONINFRINGEMENT. IN NO EVENT SHALL THE CONTIBUTORS OR COPYRIGHT 36 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 37 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 38 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE 39 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 40 * ________________________________________________________________ 41 * National Laboratory for Applied Network Research 42 * National Center for Supercomputing Applications 43 * University of Illinois at Urbana-Champaign 44 * http://www.ncsa.uiuc.edu 45 * ________________________________________________________________ 46 * 47 * Server.hpp 48 * by Mark Gates <mgates@nlanr.net> 49 * ------------------------------------------------------------------- 50 * A server thread is initiated for each connection accept() returns. 51 * Handles sending and receiving data, and then closes socket. 52 * ------------------------------------------------------------------- */ 53 54 #ifndef SERVER_H 55 #define SERVER_H 56 57 58 #include "Settings.hpp" 59 #include "util.h" 60 #include "Timestamp.hpp" 61 62 /* ------------------------------------------------------------------- */ 63 class Server { 64 public: 65 // stores server socket, port and TCP/UDP mode 66 Server(thread_Settings *inSettings); 67 68 // destroy the server object 69 ~Server(); 70 71 // accepts connection and receives data 72 void RunUDP(void); 73 void RunTCP(void); 74 static void Sig_Int(int inSigno); 75 76 private: 77 thread_Settings *mSettings; 78 Timestamp mEndTime; 79 Timestamp now; 80 ReportStruct scratchpad; 81 ReportStruct *reportstruct; 82 83 void InitKernelTimeStamping(void); 84 bool InitTrafficLoop(void); 85 inline void SetFullDuplexReportStartTime(void); 86 inline void SetReportStartTime(); 87 int ReadWithRxTimestamp(void); 88 bool ReadPacketID(void); 89 void L2_processing(void); 90 int L2_quintuple_filter(void); 91 void udp_isoch_processing(int); 92 bool InProgress(void); 93 int SkipFirstPayload(void); 94 void ClientReverseFirstRead(void); 95 Timestamp connect_done; 96 bool peerclose; 97 bool isburst; 98 #if WIN32 99 SOCKET mySocket; 100 SOCKET myDropSocket; 101 #else 102 int mySocket; 103 int myDropSocket; 104 #endif 105 struct ReportHeader *myJob; 106 struct ReporterData *myReport; 107 108 #if HAVE_DECL_SO_TIMESTAMP 109 // Structures needed for recvmsg 110 // Use to get kernel timestamps of packets 111 struct sockaddr_storage srcaddr; 112 struct iovec iov[1]; 113 struct msghdr message; 114 char ctrl[CMSG_SPACE(sizeof(struct timeval))]; 115 struct cmsghdr *cmsg; 116 #endif 117 #if defined(HAVE_LINUX_FILTER_H) && defined(HAVE_AF_PACKET) 118 struct ether_header *eth_hdr; 119 struct iphdr *ip_hdr; 120 struct udphdr *udp_hdr; 121 #endif 122 }; // end class Server 123 124 #endif // SERVER_H 125