85 NX_TCP_SOCKET *socket_ptr;  in _nx_tcp_fast_periodic_processing()  local
97     socket_ptr =  ip_ptr -> nx_ip_tcp_created_sockets_ptr;  in _nx_tcp_fast_periodic_processing()
105         if ((socket_ptr -> nx_tcp_socket_state >= NX_TCP_ESTABLISHED) &&  in _nx_tcp_fast_periodic_processing()
106 …     ((socket_ptr -> nx_tcp_socket_rx_sequence != socket_ptr -> nx_tcp_socket_rx_sequence_acked) ||  in _nx_tcp_fast_periodic_processing()
107 …(socket_ptr -> nx_tcp_socket_rx_window_last_sent < socket_ptr -> nx_tcp_socket_rx_window_current)))  in _nx_tcp_fast_periodic_processing()
111             if (socket_ptr -> nx_tcp_socket_delayed_ack_timeout <= timer_rate)  in _nx_tcp_fast_periodic_processing()
115                 _nx_tcp_packet_send_ack(socket_ptr, socket_ptr -> nx_tcp_socket_tx_sequence);  in _nx_tcp_fast_periodic_processing()
121                 socket_ptr -> nx_tcp_socket_delayed_ack_timeout -= timer_rate;  in _nx_tcp_fast_periodic_processing()
126         if (socket_ptr -> nx_tcp_socket_timeout)  in _nx_tcp_fast_periodic_processing()
130             if (socket_ptr -> nx_tcp_socket_timeout > timer_rate)  in _nx_tcp_fast_periodic_processing()
134                 socket_ptr -> nx_tcp_socket_timeout -= timer_rate;  in _nx_tcp_fast_periodic_processing()
136 …else if (((socket_ptr -> nx_tcp_socket_timeout_retries >= socket_ptr -> nx_tcp_socket_timeout_max_…  in _nx_tcp_fast_periodic_processing()
137                       (socket_ptr -> nx_tcp_socket_zero_window_probe_has_data == NX_FALSE)) ||  in _nx_tcp_fast_periodic_processing()
138 …((socket_ptr -> nx_tcp_socket_zero_window_probe_failure >= socket_ptr -> nx_tcp_socket_timeout_max…  in _nx_tcp_fast_periodic_processing()
139                       (socket_ptr -> nx_tcp_socket_zero_window_probe_has_data == NX_TRUE))  in _nx_tcp_fast_periodic_processing()
146                 _nx_tcp_socket_connection_reset(socket_ptr);  in _nx_tcp_fast_periodic_processing()
149             else if ((socket_ptr -> nx_tcp_socket_state == NX_TCP_SYN_SENT) ||  in _nx_tcp_fast_periodic_processing()
150                      (socket_ptr -> nx_tcp_socket_state == NX_TCP_SYN_RECEIVED))  in _nx_tcp_fast_periodic_processing()
156                 socket_ptr -> nx_tcp_socket_timeout_retries++;  in _nx_tcp_fast_periodic_processing()
159                 socket_ptr -> nx_tcp_socket_timeout = socket_ptr -> nx_tcp_socket_timeout_rate <<  in _nx_tcp_fast_periodic_processing()
160 …         (socket_ptr -> nx_tcp_socket_timeout_retries * socket_ptr -> nx_tcp_socket_timeout_shift);  in _nx_tcp_fast_periodic_processing()
164                 _nx_tcp_packet_send_syn(socket_ptr, (socket_ptr -> nx_tcp_socket_tx_sequence - 1));  in _nx_tcp_fast_periodic_processing()
167             else if (socket_ptr -> nx_tcp_socket_transmit_sent_head ||  in _nx_tcp_fast_periodic_processing()
168                      ((socket_ptr -> nx_tcp_socket_tx_window_advertised == 0) &&  in _nx_tcp_fast_periodic_processing()
169                       (socket_ptr -> nx_tcp_socket_state <= NX_TCP_CLOSE_WAIT)))  in _nx_tcp_fast_periodic_processing()
173 …     socket_ptr -> nx_tcp_socket_tx_sequence_recover = socket_ptr -> nx_tcp_socket_tx_sequence - 1;  in _nx_tcp_fast_periodic_processing()
176                 _nx_tcp_socket_retransmit(ip_ptr, socket_ptr, NX_FALSE);  in _nx_tcp_fast_periodic_processing()
179                 socket_ptr -> nx_tcp_socket_fast_recovery = NX_FALSE;  in _nx_tcp_fast_periodic_processing()
180 …socket_ptr -> nx_tcp_socket_tx_window_congestion = socket_ptr -> nx_tcp_socket_tx_slow_start_thres…  in _nx_tcp_fast_periodic_processing()
182             else if ((socket_ptr -> nx_tcp_socket_state == NX_TCP_FIN_WAIT_1) ||  in _nx_tcp_fast_periodic_processing()
183                      (socket_ptr -> nx_tcp_socket_state == NX_TCP_CLOSING)    ||  in _nx_tcp_fast_periodic_processing()
184                      (socket_ptr -> nx_tcp_socket_state == NX_TCP_LAST_ACK))  in _nx_tcp_fast_periodic_processing()
191                 socket_ptr -> nx_tcp_socket_timeout_retries++;  in _nx_tcp_fast_periodic_processing()
194                 socket_ptr -> nx_tcp_socket_timeout = socket_ptr -> nx_tcp_socket_timeout_rate <<  in _nx_tcp_fast_periodic_processing()
195 …         (socket_ptr -> nx_tcp_socket_timeout_retries * socket_ptr -> nx_tcp_socket_timeout_shift);  in _nx_tcp_fast_periodic_processing()
198                 _nx_tcp_packet_send_fin(socket_ptr, (socket_ptr -> nx_tcp_socket_tx_sequence - 1));  in _nx_tcp_fast_periodic_processing()
200             else if (socket_ptr -> nx_tcp_socket_state == NX_TCP_TIMED_WAIT)  in _nx_tcp_fast_periodic_processing()
204                 _nx_tcp_socket_block_cleanup(socket_ptr);  in _nx_tcp_fast_periodic_processing()
209         socket_ptr =  socket_ptr -> nx_tcp_socket_created_next;  in _nx_tcp_fast_periodic_processing()