128 lines
3.6 KiB
C
128 lines
3.6 KiB
C
/*
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* Copyright (c) 2015, Copyright Robert Olsson / Radio Sensors AB
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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*
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* Author : Robert Olsson robert@radio-sensors.com
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* Created : 2015-12-28
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*/
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/**
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* \file
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* A simple TCP server for client app.
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*/
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#include <string.h>
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#include "contiki-net.h"
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#include "leds.h"
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#define DEBUG DEBUG_PRINT
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#include "uip-debug.h"
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#define PORT 1236
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static struct psock ps;
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static uint8_t buf[120];
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static int i;
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static uint8_t state;
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static void
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print_local_addresses(void)
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{
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PRINTF("Server IPv6 addresses:\n\r");
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for(i = 0; i < UIP_DS6_ADDR_NB; i++) {
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state = uip_ds6_if.addr_list[i].state;
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if(uip_ds6_if.addr_list[i].isused &&
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(state == ADDR_TENTATIVE || state == ADDR_PREFERRED)) {
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PRINT6ADDR(&uip_ds6_if.addr_list[i].ipaddr);
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PRINTF("\n\r");
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}
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}
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}
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static void
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set_global_address(void)
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{
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uip_ipaddr_t ipaddr;
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uip_ip6addr(&ipaddr, 0xaaaa, 0, 0, 0, 0, 0, 0, 0);
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uip_ds6_set_addr_iid(&ipaddr, &uip_lladdr);
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uip_ds6_addr_add(&ipaddr, 0, ADDR_AUTOCONF);
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}
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static
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PT_THREAD(handle_connection(struct psock *p))
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{
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PSOCK_BEGIN(p);
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//PSOCK_SEND_STR(p, "Type something!\n");
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leds_on(LEDS_RED);
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PSOCK_READTO(p, '\n');
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printf("RX=%s", buf);
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//PSOCK_SEND_STR(p, "Got: ");
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//PSOCK_SEND(p, buf, PSOCK_DATALEN(p));
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//PSOCK_SEND_STR(p, "EOL\r\n");
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//PSOCK_CLOSE(p);
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PSOCK_END(p);
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}
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PROCESS(server_process, "Server");
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AUTOSTART_PROCESSES(&server_process);
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PROCESS_THREAD(server_process, ev, data)
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{
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PROCESS_BEGIN();
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set_global_address();
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leds_init();
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print_local_addresses();
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printf("Starting TCP server on port=%d\n", PORT);
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tcp_listen(UIP_HTONS(PORT));
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while(1) {
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PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event);
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if(uip_aborted() )
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printf("TCP aborted\n");
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if(uip_timedout() )
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printf("TCP timeoutn\n");
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if(uip_closed() )
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printf("TCP closed\n");
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if(uip_connected()) {
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printf("TCP Connected\n\r");
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PSOCK_INIT(&ps, buf, sizeof(buf));
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while(!(uip_aborted() || uip_closed() || uip_timedout())) {
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PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event);
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handle_connection(&ps);
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}
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}
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}
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PROCESS_END();
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}
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