/* * Copyright (c) 2017, RISE SICS * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the Institute nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * This file is part of the Contiki operating system. * */ #include "contiki.h" #include "net/routing/routing.h" #include "net/ipv6/uip-ds6-nbr.h" #include "net/ipv6/uip-ds6-route.h" #include "net/ipv6/uip-sr.h" #include #include /*---------------------------------------------------------------------------*/ static const char *TOP = "\n \n Contiki-NG\n \n\n"; static const char *BOTTOM = "\n\n\n"; static char buf[256]; static int blen; #define ADD(...) do { \ blen += snprintf(&buf[blen], sizeof(buf) - blen, __VA_ARGS__); \ } while(0) #define SEND(s) do { \ SEND_STRING(s, buf); \ blen = 0; \ } while(0); /* Use simple webserver with only one page for minimum footprint. * Multiple connections can result in interleaved tcp segments since * a single static buffer is used for all segments. */ #include "httpd-simple.h" /*---------------------------------------------------------------------------*/ static void ipaddr_add(const uip_ipaddr_t *addr) { uint16_t a; int i, f; for(i = 0, f = 0; i < sizeof(uip_ipaddr_t); i += 2) { a = (addr->u8[i] << 8) + addr->u8[i + 1]; if(a == 0 && f >= 0) { if(f++ == 0) { ADD("::"); } } else { if(f > 0) { f = -1; } else if(i > 0) { ADD(":"); } ADD("%x", a); } } } /*---------------------------------------------------------------------------*/ static PT_THREAD(generate_routes(struct httpd_state *s)) { static uip_ds6_nbr_t *nbr; PSOCK_BEGIN(&s->sout); SEND_STRING(&s->sout, TOP); ADD(" Neighbors\n \n"); SEND(&s->sout); #if (UIP_MAX_ROUTES != 0) { static uip_ds6_route_t *r; ADD(" Routes\n \n"); SEND(&s->sout); } #endif /* UIP_MAX_ROUTES != 0 */ #if (UIP_SR_LINK_NUM != 0) if(uip_sr_num_nodes() > 0) { static uip_sr_node_t *link; ADD(" Routing links\n "); SEND(&s->sout); } #endif /* UIP_SR_LINK_NUM != 0 */ SEND_STRING(&s->sout, BOTTOM); PSOCK_END(&s->sout); } /*---------------------------------------------------------------------------*/ PROCESS(webserver_nogui_process, "Web server"); PROCESS_THREAD(webserver_nogui_process, ev, data) { PROCESS_BEGIN(); httpd_init(); while(1) { PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event); httpd_appcall(data); } PROCESS_END(); } /*---------------------------------------------------------------------------*/ httpd_simple_script_t httpd_simple_get_script(const char *name) { return generate_routes; } /*---------------------------------------------------------------------------*/