00001 00030 #include <itpp/protocol/tcp.h> 00031 00032 00033 namespace itpp 00034 { 00035 00037 00038 00042 class TCP_Server_Application 00043 { 00044 public: 00046 TCP_Server_Application() { 00047 write.set_name("TcpServerApplicationWriteSignal"); 00048 write.set_debug(); 00049 } 00051 ~TCP_Server_Application() { } 00052 00054 Signal<itpp::Packet*> write; 00055 00057 void write_to_net(unsigned byte_size, double delta_time) { 00058 itpp::Packet *packet = new Packet(8*byte_size); 00059 write(packet, delta_time); 00060 00061 std::cout << "TcpServerApplication::write_to_net," 00062 << " byte_size=" << packet->bit_size() / 8 00063 << " ptr=" << packet 00064 << " time=" << Event_Queue::now() << std::endl; 00065 } 00066 }; 00067 00071 class TCP_Client_Application 00072 { 00073 public: 00075 TCP_Client_Application(TCP_Sender *tcp_snd_p, TCP_Receiver *tcp_recv_p) { 00076 tcp_receiver_p = tcp_recv_p; 00077 tcp_sender_p = tcp_snd_p; 00078 nbr_bytes_received = 0; 00079 select.forward(this, &TCP_Client_Application::received_packet_indication); 00080 select.set_name("TcpClientApplicationSelectSlot"); 00081 seq_num_index = 0; 00082 } 00083 00085 ~TCP_Client_Application() { } 00086 00088 Slot<TCP_Client_Application, int> select; 00089 00091 void read_from_net(unsigned byte_size) { 00092 nbr_bytes_to_receive = byte_size; 00093 seq_num_val.set_size(10 + byte_size / 1460); 00094 seq_num_val.zeros(); 00095 seq_num_time.set_size(10 + byte_size / 1460); 00096 seq_num_time.zeros(); 00097 seq_num_val(0) = 0; 00098 seq_num_time(0) = 0; 00099 seq_num_index = 1; 00100 }; 00101 00102 private: 00103 TCP_Receiver *tcp_receiver_p; 00104 TCP_Sender *tcp_sender_p; 00105 unsigned nbr_bytes_received; 00106 unsigned nbr_bytes_to_receive; 00107 00108 vec seq_num_val; 00109 vec seq_num_time; 00110 int seq_num_index; 00111 00112 void TCP_Client_Application::received_packet_indication(int label) { 00113 00114 itpp::Packet &packet = tcp_receiver_p->get_user_message(); 00115 nbr_bytes_received = nbr_bytes_received + packet.bit_size() / 8; 00116 delete &packet; 00117 00118 if (seq_num_index >= seq_num_time.size()) { 00119 seq_num_time.set_size(2*seq_num_time.size(), true); 00120 seq_num_val.set_size(2*seq_num_val.size(), true); 00121 } 00122 00123 seq_num_val(seq_num_index) = nbr_bytes_received; 00124 seq_num_time(seq_num_index) = Event_Queue::now(); 00125 seq_num_index++; 00126 00127 std::cout << "### sequence number: " << nbr_bytes_received 00128 << " ### time:" << Event_Queue::now() << std::endl; 00129 00130 if (nbr_bytes_received >= nbr_bytes_to_receive) { 00131 std::cout << "###### Stop sender and receiver" << std::endl; 00132 tcp_receiver_p->release(); 00133 tcp_sender_p->release(); 00134 tcp_sender_p->save_trace("seq_num.it"); 00135 seq_num_val.set_size(seq_num_index, true); 00136 seq_num_time.set_size(seq_num_index, true); 00137 save_to_file("seq_num.it"); 00138 } 00139 } 00140 00141 void TCP_Client_Application::save_to_file(string file) { 00142 00143 it_file ff2(file); 00144 ff2 << Name("seq_num_val") << seq_num_val; 00145 ff2 << Name("seq_num_time") << seq_num_time; 00146 ff2 << Name("seq_num_index") << seq_num_index; 00147 ff2.flush(); 00148 ff2.close(); 00149 } 00150 00151 }; 00152 00154 00155 } // namespace itpp
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