From e53472f0a5f15d2459bf9a9ef40d2b302bb80f8b Mon Sep 17 00:00:00 2001
From: Ludwig Knüpfer <ludwig.knuepfer@fu-berlin.de>
Date: Tue, 15 Jul 2014 16:57:07 +0200
Subject: [PATCH 3/9] Remove two example programs in root

---
 coap-observer.c | 185 -----------------------------------------------
 coap-server.c   | 220 --------------------------------------------------------
 2 files changed, 405 deletions(-)
 delete mode 100644 coap-observer.c
 delete mode 100644 coap-server.c

diff --git a/coap-observer.c b/coap-observer.c
deleted file mode 100644
index e4b2fe5..0000000
--- a/coap-observer.c
+++ /dev/null
@@ -1,185 +0,0 @@
-/* coap-server.c -- Example CoAP server using Contiki and libcoap
- *
- * Copyright (C) 2011 Olaf Bergmann <bergmann@tzi.org>
- *
- * 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 "config.h"
-#include "net/uip-debug.h"
-
-#include <string.h>
-
-#include "debug.h"
-#include "coap.h"
-
-static coap_context_t *coap_context;
-
-/* Where the resource to subscribe is hosted */
-static coap_address_t dst;
-
-/* The resource to observe */
-static char resource[] = "/s/light";
-
-/* when did the last notify arrive? (0 == never) */
-static coap_tick_t last_seen = 0;
-
-PROCESS(coap_server_process, "CoAP server process");
-AUTOSTART_PROCESSES(&coap_server_process);
-/*---------------------------------------------------------------------------*/
-void
-init_coap() {
-  coap_address_t listen_addr;
-  
-  coap_address_init(&listen_addr);
-  listen_addr.port = UIP_HTONS(COAP_DEFAULT_PORT);
-
-#ifdef WITH_CONTIKI
-  /* initialize uIP address for SLAAC */
-  uip_ip6addr(&listen_addr.addr, 0xaaaa, 0, 0, 0, 0, 0, 0, 0);
-  uip_ds6_set_addr_iid(&listen_addr.addr, &uip_lladdr);
-  uip_ds6_addr_add(&listen_addr.addr, 0, ADDR_AUTOCONF);
-
-  uip_debug_lladdr_print(&uip_lladdr);
-  printf("\r\n");
-  uip_debug_ipaddr_print(&listen_addr.addr);
-  printf("\r\n");
-#endif /* WITH_CONTIKI */
-
-#ifdef WITH_CONTIKI
-  printf("tentative address: [%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x]:%d\r\n",
-	 listen_addr.addr.u8[0], listen_addr.addr.u8[1], 
-	 listen_addr.addr.u8[2], listen_addr.addr.u8[3], 
-	 listen_addr.addr.u8[4], listen_addr.addr.u8[5], 
-	 listen_addr.addr.u8[6], listen_addr.addr.u8[7], 
-	 listen_addr.addr.u8[8], listen_addr.addr.u8[9], 
-	 listen_addr.addr.u8[10], listen_addr.addr.u8[11], 
-	 listen_addr.addr.u8[12], listen_addr.addr.u8[13], 
-	 listen_addr.addr.u8[14], listen_addr.addr.u8[15] ,
-	 uip_ntohs(listen_addr.port));
-#endif
-
-  coap_context = coap_new_context(&listen_addr);
-
-  coap_set_log_level(LOG_DEBUG);
-
-  if (!coap_context)
-    coap_log(LOG_CRIT, "cannot create CoAP context\r\n");
-}
-
-void
-message_handler(struct coap_context_t  *ctx, 
-		const coap_address_t *remote, 
-		coap_pdu_t *sent,
-		coap_pdu_t *received,
-		const coap_tid_t id) {
-  /* send ACK if received message is confirmable (i.e. a separate response) */
-  coap_send_ack(ctx, remote, received);
-
-  debug("** process incoming %d.%02d response:\n",
-	(received->hdr->code >> 5), received->hdr->code & 0x1F);
-  coap_show_pdu(received);
-
-  coap_ticks(&last_seen);
-}
-
-/*---------------------------------------------------------------------------*/
-PROCESS_THREAD(coap_server_process, ev, data)
-{
-  coap_pdu_t *request;
-  coap_uri_t uri;
-  PROCESS_BEGIN();
-
-  init_coap();
-
-  if (!coap_context) {
-    coap_log(LOG_EMERG, "cannot create context\n");
-    PROCESS_EXIT();
-  }
-
-  coap_register_response_handler(coap_context, message_handler);
-
-  /* setup subscription request */
-
-  coap_address_init(&dst);
-  dst.port = uip_htons(COAP_DEFAULT_PORT);
-  uip_ip6addr(&dst.addr, 0xaaaa, 0, 0, 0, 0x206, 0x98ff, 0xfe00, 0x232);
-  /* uip_ip6addr(&dst.addr, 0xfe80, 0, 0, 0, 0x206, 0x98ff, 0xfe00, 0x232); */
-
-  request = coap_pdu_init(COAP_MESSAGE_CON, COAP_REQUEST_GET, 
-			  coap_new_message_id(coap_context), 
-			  COAP_MAX_PDU_SIZE);
-  
-  coap_split_uri((unsigned char *)resource, strlen(resource), &uri);
-
-  if (uri.port != COAP_DEFAULT_PORT) {
-    unsigned char portbuf[2];
-    coap_add_option(request, COAP_OPTION_URI_PORT,
-		    coap_encode_var_bytes(portbuf, uri.port), portbuf);
-  }
-
-  if (uri.path.length) {
-#define BUFSIZE 20
-    unsigned char _buf[BUFSIZE];
-    unsigned char *buf = _buf;
-    size_t buflen;
-    int res;
-
-    buflen = BUFSIZE;
-#undef BUFSIZE
-    res = coap_split_path(uri.path.s, uri.path.length, buf, &buflen);
-
-    while (res--) {
-      coap_add_option(request, COAP_OPTION_URI_PATH, 
-		      COAP_OPT_LENGTH(buf), COAP_OPT_VALUE(buf));
-
-      buf += COAP_OPT_SIZE(buf);      
-    }
-  }
-
-  coap_add_option(request, COAP_OPTION_SUBSCRIPTION, 0, NULL);
-  {
-    unsigned char buf[2];
-    prng(buf, 2);
-    coap_add_option(request, COAP_OPTION_TOKEN, 2, buf);
-  }
-
-  if (COAP_INVALID_TID == coap_send_confirmed(coap_context, &dst, request))
-    coap_delete_pdu(request);
-
-  while(1) {
-    PROCESS_YIELD();
-    if(ev == tcpip_event) {
-      coap_read(coap_context);	/* read received data */
-      coap_dispatch(coap_context); /* and dispatch PDUs from receivequeue */
-    }
-  }
-
-  PROCESS_END();
-}
-/*---------------------------------------------------------------------------*/
diff --git a/coap-server.c b/coap-server.c
deleted file mode 100644
index 5dcdfcd..0000000
--- a/coap-server.c
+++ /dev/null
@@ -1,220 +0,0 @@
-/* coap-server.c -- Example CoAP server using Contiki and libcoap
- *
- * Copyright (C) 2011 Olaf Bergmann <bergmann@tzi.org>
- *
- * 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 "config.h"
-#include "net/uip-debug.h"
-
-#include <string.h>
-
-#include "debug.h"
-#include "coap.h"
-
-static coap_context_t *coap_context;
-
-/* changeable clock base (see handle_put_time()) */
-static clock_time_t my_clock_base = 0;
-static coap_resource_t *time_resource = NULL; /* just for testing */
-
-PROCESS(coap_server_process, "CoAP server process");
-AUTOSTART_PROCESSES(&coap_server_process);
-/*---------------------------------------------------------------------------*/
-void
-init_coap() {
-  coap_address_t listen_addr;
-  
-  coap_address_init(&listen_addr);
-  listen_addr.port = UIP_HTONS(COAP_DEFAULT_PORT);
-
-#ifdef WITH_CONTIKI
-  /* initialize uIP address for SLAAC */
-  uip_ip6addr(&listen_addr.addr, 0xaaaa, 0, 0, 0, 0, 0, 0, 0);
-  uip_ds6_set_addr_iid(&listen_addr.addr, &uip_lladdr);
-  uip_ds6_addr_add(&listen_addr.addr, 0, ADDR_AUTOCONF);
-
-  uip_debug_lladdr_print(&uip_lladdr);
-  printf("\r\n");
-  uip_debug_ipaddr_print(&listen_addr.addr);
-  printf("\r\n");
-#endif /* WITH_CONTIKI */
-
-#ifdef WITH_CONTIKI
-  printf("tentative address: [%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x]:%d\r\n",
-	 listen_addr.addr.u8[0], listen_addr.addr.u8[1], 
-	 listen_addr.addr.u8[2], listen_addr.addr.u8[3], 
-	 listen_addr.addr.u8[4], listen_addr.addr.u8[5], 
-	 listen_addr.addr.u8[6], listen_addr.addr.u8[7], 
-	 listen_addr.addr.u8[8], listen_addr.addr.u8[9], 
-	 listen_addr.addr.u8[10], listen_addr.addr.u8[11], 
-	 listen_addr.addr.u8[12], listen_addr.addr.u8[13], 
-	 listen_addr.addr.u8[14], listen_addr.addr.u8[15] ,
-	 uip_ntohs(listen_addr.port));
-#endif
-
-  coap_context = coap_new_context(&listen_addr);
-
-  coap_set_log_level(LOG_DEBUG);
-
-  if (!coap_context)
-    coap_log(LOG_CRIT, "cannot create CoAP context\r\n");
-}
-
-/*---------------------------------------------------------------------------*/
-#ifndef min
-# define min(a,b) ((a) < (b) ? (a) : (b))
-#endif
-
-void 
-hnd_get_time(coap_context_t  *ctx, struct coap_resource_t *resource, 
-	     coap_address_t *peer, coap_pdu_t *request, str *token, 
-	     coap_pdu_t *response) {
-  coap_opt_iterator_t opt_iter;
-  unsigned char buf[2];
-  coap_tick_t now;
-  coap_tick_t t;
-
-  /* if my_clock_base was deleted, we pretend to have no such resource */
-  response->hdr->code = COAP_RESPONSE_CODE(205),
-
-  coap_add_option(response, COAP_OPTION_CONTENT_TYPE,
-		  coap_encode_var_bytes(buf, COAP_MEDIATYPE_TEXT_PLAIN), buf);
-
-  coap_add_option(response, COAP_OPTION_MAXAGE,
-		  coap_encode_var_bytes(buf, 0x01), buf);
-  
-  /* Check if subscription was requested. */
-  if (request && 
-      coap_check_option(request, COAP_OPTION_SUBSCRIPTION, &opt_iter) && 
-      coap_add_observer(resource, peer, token)) {
-
-    /* add a new observe value */
-    coap_add_option(response, COAP_OPTION_SUBSCRIPTION,
-		    coap_encode_var_bytes(buf, ctx->observe), buf);
-
-    if (token->length)
-      coap_add_option(response, COAP_OPTION_TOKEN, token->length, token->s);
-  } else {
-    coap_add_option(response, COAP_OPTION_SUBSCRIPTION,
-		    coap_encode_var_bytes(buf, ctx->observe), buf);
-
-    if (token->length)
-      coap_add_option(response, COAP_OPTION_TOKEN, token->length, token->s);
-  }
-
-  /* calculate current time */
-  coap_ticks(&t);
-  now = my_clock_base + (t / COAP_TICKS_PER_SECOND);
-    
-  /* output ticks */
-  response->length += snprintf((char *)response->data, 
-			       response->max_size - response->length,
-			       "%u", (unsigned int)now);
-}
-
-void
-init_resources(coap_context_t *ctx) {
-  coap_resource_t *r;
-#if 0
-  r = coap_resource_init(NULL, 0, 0);
-  coap_register_handler(r, COAP_REQUEST_GET, hnd_get_index);
-
-  coap_add_attr(r, (unsigned char *)"ct", 2, (unsigned char *)"0", 1, 0);
-  coap_add_attr(r, (unsigned char *)"title", 5, (unsigned char *)"\"General Info\"", 14, 0);
-  coap_add_resource(ctx, r);
-#endif
-  /* store clock base to use in /time */
-  my_clock_base = clock_offset;
-
-  r = coap_resource_init((unsigned char *)"time", 4, 0);
-  if (!r)
-    goto error;
-
-  r->observable = 1;
-  time_resource = r;
-  coap_register_handler(r, COAP_REQUEST_GET, hnd_get_time);
-#if 0
-  coap_register_handler(r, COAP_REQUEST_PUT, hnd_put_time);
-  coap_register_handler(r, COAP_REQUEST_DELETE, hnd_delete_time);
-#endif
-  coap_add_attr(r, (unsigned char *)"ct", 2, (unsigned char *)"0", 1, 0);
-  /* coap_add_attr(r, (unsigned char *)"title", 5, (unsigned char *)"\"Internal Clock\"", 16, 0); */
-  coap_add_attr(r, (unsigned char *)"rt", 2, (unsigned char *)"\"Ticks\"", 7, 0);
-  coap_add_attr(r, (unsigned char *)"if", 2, (unsigned char *)"\"clock\"", 7, 0);
-
-  coap_add_resource(ctx, r);
-#if 0
-#ifndef WITHOUT_ASYNC
-  r = coap_resource_init((unsigned char *)"async", 5, 0);
-  coap_register_handler(r, COAP_REQUEST_GET, hnd_get_async);
-
-  coap_add_attr(r, (unsigned char *)"ct", 2, (unsigned char *)"0", 1, 0);
-  coap_add_resource(ctx, r);
-#endif /* WITHOUT_ASYNC */
-#endif
-
-  return;
- error:
-  coap_log(LOG_CRIT, "cannot create resource\n");
-}
-
-/* struct etimer notify_timer; */
-struct etimer dirty_timer;
-
-/*---------------------------------------------------------------------------*/
-PROCESS_THREAD(coap_server_process, ev, data)
-{
-  PROCESS_BEGIN();
-
-  init_coap();
-  init_resources(coap_context);
-
-  if (!coap_context) {
-    coap_log(LOG_EMERG, "cannot create context\n");
-    PROCESS_EXIT();
-  }
-
-  /* etimer_set(&notify_timer, 5 * CLOCK_SECOND); */
-  etimer_set(&dirty_timer, 30 * CLOCK_SECOND);
-
-  while(1) {
-    PROCESS_YIELD();
-    if(ev == tcpip_event) {
-      coap_read(coap_context);	/* read received data */
-      coap_dispatch(coap_context); /* and dispatch PDUs from receivequeue */
-    } else if (ev == PROCESS_EVENT_TIMER && etimer_expired(&dirty_timer)) {
-      time_resource->dirty = 1;
-      etimer_reset(&dirty_timer);
-    }
-  }
-
-  PROCESS_END();
-}
-/*---------------------------------------------------------------------------*/
-- 
2.0.1