terence zhang / Mbed OS mbed-os-example-wakaama

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependencies:   C12832 LM75B

wakaama/liblwm2m.c@10:df97539c6ddd, 2017-05-03 (annotated)

Committer:
terencez
Date:
Wed May 03 18:24:09 2017 +0800
Revision:
10:df97539c6ddd
Parent:
5:917e1705e5c2
Child:
11:1fadb70654a6
Revise the core stack

Who changed what in which revision?

UserRevisionLine numberNew contents of line
terencez 0:f9d13e09cf11 1 /*******************************************************************************
terencez 0:f9d13e09cf11 2 *
terencez 0:f9d13e09cf11 3 * Copyright (c) 2013, 2014 Intel Corporation and others.
terencez 0:f9d13e09cf11 4 * All rights reserved. This program and the accompanying materials
terencez 0:f9d13e09cf11 5 * are made available under the terms of the Eclipse Public License v1.0
terencez 0:f9d13e09cf11 6 * and Eclipse Distribution License v1.0 which accompany this distribution.
terencez 0:f9d13e09cf11 7 *
terencez 0:f9d13e09cf11 8 * The Eclipse Public License is available at
terencez 0:f9d13e09cf11 9 * http://www.eclipse.org/legal/epl-v10.html
terencez 0:f9d13e09cf11 10 * The Eclipse Distribution License is available at
terencez 0:f9d13e09cf11 11 * http://www.eclipse.org/org/documents/edl-v10.php.
terencez 0:f9d13e09cf11 12 *
terencez 0:f9d13e09cf11 13 * Contributors:
terencez 0:f9d13e09cf11 14 * David Navarro, Intel Corporation - initial API and implementation
terencez 0:f9d13e09cf11 15 * Fabien Fleutot - Please refer to git log
terencez 0:f9d13e09cf11 16 * Simon Bernard - Please refer to git log
terencez 0:f9d13e09cf11 17 * Toby Jaffey - Please refer to git log
terence zhang 5:917e1705e5c2 18 * Pascal Rieux - Please refer to git log
terencez 0:f9d13e09cf11 19 *
terencez 0:f9d13e09cf11 20 *******************************************************************************/
terencez 0:f9d13e09cf11 21
terencez 0:f9d13e09cf11 22 /*
terencez 0:f9d13e09cf11 23 Copyright (c) 2013, 2014 Intel Corporation
terencez 0:f9d13e09cf11 24
terencez 0:f9d13e09cf11 25 Redistribution and use in source and binary forms, with or without modification,
terencez 0:f9d13e09cf11 26 are permitted provided that the following conditions are met:
terencez 0:f9d13e09cf11 27
terencez 0:f9d13e09cf11 28 * Redistributions of source code must retain the above copyright notice,
terencez 0:f9d13e09cf11 29 this list of conditions and the following disclaimer.
terencez 0:f9d13e09cf11 30 * Redistributions in binary form must reproduce the above copyright notice,
terencez 0:f9d13e09cf11 31 this list of conditions and the following disclaimer in the documentation
terencez 0:f9d13e09cf11 32 and/or other materials provided with the distribution.
terencez 0:f9d13e09cf11 33 * Neither the name of Intel Corporation nor the names of its contributors
terencez 0:f9d13e09cf11 34 may be used to endorse or promote products derived from this software
terencez 0:f9d13e09cf11 35 without specific prior written permission.
terencez 0:f9d13e09cf11 36
terencez 0:f9d13e09cf11 37 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
terencez 0:f9d13e09cf11 38 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
terencez 0:f9d13e09cf11 39 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
terencez 0:f9d13e09cf11 40 IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
terencez 0:f9d13e09cf11 41 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
terencez 0:f9d13e09cf11 42 BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
terencez 0:f9d13e09cf11 43 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
terencez 0:f9d13e09cf11 44 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
terencez 0:f9d13e09cf11 45 OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
terencez 0:f9d13e09cf11 46 THE POSSIBILITY OF SUCH DAMAGE.
terencez 0:f9d13e09cf11 47
terencez 0:f9d13e09cf11 48 David Navarro <david.navarro@intel.com>
terencez 0:f9d13e09cf11 49
terencez 0:f9d13e09cf11 50 */
terencez 0:f9d13e09cf11 51
terencez 0:f9d13e09cf11 52 #include "internals.h"
terencez 0:f9d13e09cf11 53
terencez 0:f9d13e09cf11 54 #include <stdlib.h>
terencez 0:f9d13e09cf11 55 #include <string.h>
terencez 0:f9d13e09cf11 56
terencez 0:f9d13e09cf11 57 #include <stdio.h>
terencez 0:f9d13e09cf11 58
terencez 10:df97539c6ddd 59 #ifdef MBED_OS_EXAMPLE_WAKAAMA
terencez 0:f9d13e09cf11 60 int gettimeofday(struct timeval* t, void* timezone)
terencez 0:f9d13e09cf11 61 {
terencez 0:f9d13e09cf11 62 t->tv_sec = time(NULL);
terencez 0:f9d13e09cf11 63 t->tv_usec = 0;
terencez 0:f9d13e09cf11 64 return 0; /* 1sec precision only */
terencez 0:f9d13e09cf11 65 }
terencez 0:f9d13e09cf11 66 #endif
terencez 0:f9d13e09cf11 67
terence zhang 5:917e1705e5c2 68 lwm2m_context_t * lwm2m_init(void * userData)
terencez 0:f9d13e09cf11 69 {
terencez 0:f9d13e09cf11 70 lwm2m_context_t * contextP;
terencez 0:f9d13e09cf11 71
terence zhang 5:917e1705e5c2 72 LOG("Entering");
terencez 0:f9d13e09cf11 73 contextP = (lwm2m_context_t *)lwm2m_malloc(sizeof(lwm2m_context_t));
terencez 0:f9d13e09cf11 74 if (NULL != contextP)
terencez 0:f9d13e09cf11 75 {
terencez 0:f9d13e09cf11 76 memset(contextP, 0, sizeof(lwm2m_context_t));
terence zhang 5:917e1705e5c2 77 contextP->userData = userData;
terence zhang 5:917e1705e5c2 78 srand((int)lwm2m_gettime());
terencez 0:f9d13e09cf11 79 contextP->nextMID = rand();
terencez 0:f9d13e09cf11 80 }
terencez 0:f9d13e09cf11 81
terencez 0:f9d13e09cf11 82 return contextP;
terencez 0:f9d13e09cf11 83 }
terencez 0:f9d13e09cf11 84
terence zhang 5:917e1705e5c2 85 #ifdef LWM2M_CLIENT_MODE
terence zhang 5:917e1705e5c2 86 void lwm2m_deregister(lwm2m_context_t * context)
terencez 0:f9d13e09cf11 87 {
terence zhang 5:917e1705e5c2 88 lwm2m_server_t * server = context->serverList;
terencez 0:f9d13e09cf11 89
terence zhang 5:917e1705e5c2 90 LOG("Entering");
terence zhang 5:917e1705e5c2 91 while (NULL != server)
terencez 0:f9d13e09cf11 92 {
terence zhang 5:917e1705e5c2 93 registration_deregister(context, server);
terence zhang 5:917e1705e5c2 94 server = server->next;
terencez 0:f9d13e09cf11 95 }
terence zhang 5:917e1705e5c2 96 }
terencez 0:f9d13e09cf11 97
terence zhang 5:917e1705e5c2 98 static void prv_deleteServer(lwm2m_server_t * serverP)
terence zhang 5:917e1705e5c2 99 {
terence zhang 5:917e1705e5c2 100 // TODO parse transaction and observation to remove the ones related to this server
terence zhang 5:917e1705e5c2 101 if (NULL != serverP->location)
terence zhang 5:917e1705e5c2 102 {
terence zhang 5:917e1705e5c2 103 lwm2m_free(serverP->location);
terence zhang 5:917e1705e5c2 104 }
terence zhang 5:917e1705e5c2 105 free_block1_buffer(serverP->block1Data);
terence zhang 5:917e1705e5c2 106 lwm2m_free(serverP);
terence zhang 5:917e1705e5c2 107 }
terence zhang 5:917e1705e5c2 108
terence zhang 5:917e1705e5c2 109 static void prv_deleteServerList(lwm2m_context_t * context)
terence zhang 5:917e1705e5c2 110 {
terence zhang 5:917e1705e5c2 111 while (NULL != context->serverList)
terencez 0:f9d13e09cf11 112 {
terence zhang 5:917e1705e5c2 113 lwm2m_server_t * server;
terence zhang 5:917e1705e5c2 114 server = context->serverList;
terence zhang 5:917e1705e5c2 115 context->serverList = server->next;
terence zhang 5:917e1705e5c2 116 prv_deleteServer(server);
terencez 0:f9d13e09cf11 117 }
terence zhang 5:917e1705e5c2 118 }
terencez 0:f9d13e09cf11 119
terence zhang 5:917e1705e5c2 120 static void prv_deleteBootstrapServer(lwm2m_server_t * serverP)
terence zhang 5:917e1705e5c2 121 {
terence zhang 5:917e1705e5c2 122 // TODO should we free location as in prv_deleteServer ?
terence zhang 5:917e1705e5c2 123 // TODO should we parse transaction and observation to remove the ones related to this server ?
terence zhang 5:917e1705e5c2 124 free_block1_buffer(serverP->block1Data);
terence zhang 5:917e1705e5c2 125 lwm2m_free(serverP);
terence zhang 5:917e1705e5c2 126 }
terencez 0:f9d13e09cf11 127
terence zhang 5:917e1705e5c2 128 static void prv_deleteBootstrapServerList(lwm2m_context_t * context)
terence zhang 5:917e1705e5c2 129 {
terence zhang 5:917e1705e5c2 130 while (NULL != context->bootstrapServerList)
terence zhang 5:917e1705e5c2 131 {
terence zhang 5:917e1705e5c2 132 lwm2m_server_t * server;
terence zhang 5:917e1705e5c2 133 server = context->bootstrapServerList;
terence zhang 5:917e1705e5c2 134 context->bootstrapServerList = server->next;
terence zhang 5:917e1705e5c2 135 prv_deleteBootstrapServer(server);
terencez 0:f9d13e09cf11 136 }
terence zhang 5:917e1705e5c2 137 }
terencez 0:f9d13e09cf11 138
terence zhang 5:917e1705e5c2 139 static void prv_deleteObservedList(lwm2m_context_t * contextP)
terence zhang 5:917e1705e5c2 140 {
terencez 0:f9d13e09cf11 141 while (NULL != contextP->observedList)
terencez 0:f9d13e09cf11 142 {
terencez 0:f9d13e09cf11 143 lwm2m_observed_t * targetP;
terence zhang 5:917e1705e5c2 144 lwm2m_watcher_t * watcherP;
terencez 0:f9d13e09cf11 145
terencez 0:f9d13e09cf11 146 targetP = contextP->observedList;
terencez 0:f9d13e09cf11 147 contextP->observedList = contextP->observedList->next;
terencez 0:f9d13e09cf11 148
terence zhang 5:917e1705e5c2 149 for (watcherP = targetP->watcherList ; watcherP != NULL ; watcherP = watcherP->next)
terencez 0:f9d13e09cf11 150 {
terence zhang 5:917e1705e5c2 151 if (watcherP->parameters != NULL) lwm2m_free(watcherP->parameters);
terence zhang 5:917e1705e5c2 152 }
terence zhang 5:917e1705e5c2 153 LWM2M_LIST_FREE(targetP->watcherList);
terencez 0:f9d13e09cf11 154
terencez 0:f9d13e09cf11 155 lwm2m_free(targetP);
terencez 0:f9d13e09cf11 156 }
terence zhang 5:917e1705e5c2 157 }
terence zhang 5:917e1705e5c2 158 #endif
terencez 0:f9d13e09cf11 159
terence zhang 5:917e1705e5c2 160 void prv_deleteTransactionList(lwm2m_context_t * context)
terence zhang 5:917e1705e5c2 161 {
terence zhang 5:917e1705e5c2 162 while (NULL != context->transactionList)
terencez 0:f9d13e09cf11 163 {
terence zhang 5:917e1705e5c2 164 lwm2m_transaction_t * transaction;
terence zhang 5:917e1705e5c2 165
terence zhang 5:917e1705e5c2 166 transaction = context->transactionList;
terence zhang 5:917e1705e5c2 167 context->transactionList = context->transactionList->next;
terence zhang 5:917e1705e5c2 168 transaction_free(transaction);
terence zhang 5:917e1705e5c2 169 }
terence zhang 5:917e1705e5c2 170 }
terence zhang 5:917e1705e5c2 171
terence zhang 5:917e1705e5c2 172 void lwm2m_close(lwm2m_context_t * contextP)
terence zhang 5:917e1705e5c2 173 {
terence zhang 5:917e1705e5c2 174 #ifdef LWM2M_CLIENT_MODE
terence zhang 5:917e1705e5c2 175
terence zhang 5:917e1705e5c2 176 LOG("Entering");
terence zhang 5:917e1705e5c2 177 lwm2m_deregister(contextP);
terence zhang 5:917e1705e5c2 178 prv_deleteServerList(contextP);
terence zhang 5:917e1705e5c2 179 prv_deleteBootstrapServerList(contextP);
terence zhang 5:917e1705e5c2 180 prv_deleteObservedList(contextP);
terence zhang 5:917e1705e5c2 181 lwm2m_free(contextP->endpointName);
terence zhang 5:917e1705e5c2 182 if (contextP->msisdn != NULL)
terence zhang 5:917e1705e5c2 183 {
terence zhang 5:917e1705e5c2 184 lwm2m_free(contextP->msisdn);
terence zhang 5:917e1705e5c2 185 }
terence zhang 5:917e1705e5c2 186 if (contextP->altPath != NULL)
terence zhang 5:917e1705e5c2 187 {
terence zhang 5:917e1705e5c2 188 lwm2m_free(contextP->altPath);
terencez 0:f9d13e09cf11 189 }
terencez 0:f9d13e09cf11 190
terencez 0:f9d13e09cf11 191 #endif
terencez 0:f9d13e09cf11 192
terencez 0:f9d13e09cf11 193 #ifdef LWM2M_SERVER_MODE
terencez 0:f9d13e09cf11 194 while (NULL != contextP->clientList)
terencez 0:f9d13e09cf11 195 {
terencez 0:f9d13e09cf11 196 lwm2m_client_t * clientP;
terencez 0:f9d13e09cf11 197
terencez 0:f9d13e09cf11 198 clientP = contextP->clientList;
terencez 0:f9d13e09cf11 199 contextP->clientList = contextP->clientList->next;
terencez 0:f9d13e09cf11 200
terence zhang 5:917e1705e5c2 201 registration_freeClient(clientP);
terencez 0:f9d13e09cf11 202 }
terencez 0:f9d13e09cf11 203 #endif
terencez 0:f9d13e09cf11 204
terence zhang 5:917e1705e5c2 205 prv_deleteTransactionList(contextP);
terencez 0:f9d13e09cf11 206 lwm2m_free(contextP);
terencez 0:f9d13e09cf11 207 }
terencez 0:f9d13e09cf11 208
terencez 0:f9d13e09cf11 209 #ifdef LWM2M_CLIENT_MODE
terence zhang 5:917e1705e5c2 210 static int prv_refreshServerList(lwm2m_context_t * contextP)
terencez 0:f9d13e09cf11 211 {
terence zhang 5:917e1705e5c2 212 lwm2m_server_t * targetP;
terence zhang 5:917e1705e5c2 213 lwm2m_server_t * nextP;
terence zhang 5:917e1705e5c2 214
terence zhang 5:917e1705e5c2 215 // Remove all servers marked as dirty
terence zhang 5:917e1705e5c2 216 targetP = contextP->bootstrapServerList;
terence zhang 5:917e1705e5c2 217 contextP->bootstrapServerList = NULL;
terence zhang 5:917e1705e5c2 218 while (targetP != NULL)
terencez 0:f9d13e09cf11 219 {
terence zhang 5:917e1705e5c2 220 nextP = targetP->next;
terence zhang 5:917e1705e5c2 221 targetP->next = NULL;
terence zhang 5:917e1705e5c2 222 if (!targetP->dirty)
terence zhang 5:917e1705e5c2 223 {
terence zhang 5:917e1705e5c2 224 targetP->status = STATE_DEREGISTERED;
terence zhang 5:917e1705e5c2 225 contextP->bootstrapServerList = (lwm2m_server_t *)LWM2M_LIST_ADD(contextP->bootstrapServerList, targetP);
terence zhang 5:917e1705e5c2 226 }
terence zhang 5:917e1705e5c2 227 else
terence zhang 5:917e1705e5c2 228 {
terence zhang 5:917e1705e5c2 229 prv_deleteServer(targetP);
terence zhang 5:917e1705e5c2 230 }
terence zhang 5:917e1705e5c2 231 targetP = nextP;
terencez 0:f9d13e09cf11 232 }
terence zhang 5:917e1705e5c2 233 targetP = contextP->serverList;
terence zhang 5:917e1705e5c2 234 contextP->serverList = NULL;
terence zhang 5:917e1705e5c2 235 while (targetP != NULL)
terence zhang 5:917e1705e5c2 236 {
terence zhang 5:917e1705e5c2 237 nextP = targetP->next;
terence zhang 5:917e1705e5c2 238 targetP->next = NULL;
terence zhang 5:917e1705e5c2 239 if (!targetP->dirty)
terence zhang 5:917e1705e5c2 240 {
terence zhang 5:917e1705e5c2 241 // TODO: Should we revert the status to STATE_DEREGISTERED ?
terence zhang 5:917e1705e5c2 242 contextP->serverList = (lwm2m_server_t *)LWM2M_LIST_ADD(contextP->serverList, targetP);
terence zhang 5:917e1705e5c2 243 }
terence zhang 5:917e1705e5c2 244 else
terence zhang 5:917e1705e5c2 245 {
terence zhang 5:917e1705e5c2 246 prv_deleteServer(targetP);
terence zhang 5:917e1705e5c2 247 }
terence zhang 5:917e1705e5c2 248 targetP = nextP;
terence zhang 5:917e1705e5c2 249 }
terence zhang 5:917e1705e5c2 250
terence zhang 5:917e1705e5c2 251 return object_getServers(contextP);
terencez 0:f9d13e09cf11 252 }
terencez 0:f9d13e09cf11 253
terence zhang 5:917e1705e5c2 254 int lwm2m_configure(lwm2m_context_t * contextP,
terence zhang 5:917e1705e5c2 255 const char * endpointName,
terence zhang 5:917e1705e5c2 256 const char * msisdn,
terence zhang 5:917e1705e5c2 257 const char * altPath,
terence zhang 5:917e1705e5c2 258 uint16_t numObject,
terence zhang 5:917e1705e5c2 259 lwm2m_object_t * objectList[])
terencez 0:f9d13e09cf11 260 {
terence zhang 5:917e1705e5c2 261 int i;
terence zhang 5:917e1705e5c2 262 uint8_t found;
terencez 0:f9d13e09cf11 263
terence zhang 5:917e1705e5c2 264 LOG_ARG("endpointName: \"%s\", msisdn: \"%s\", altPath: \"%s\", numObject: %d", endpointName, msisdn, altPath, numObject);
terence zhang 5:917e1705e5c2 265 // This API can be called only once for now
terence zhang 5:917e1705e5c2 266 if (contextP->endpointName != NULL || contextP->objectList != NULL) return COAP_400_BAD_REQUEST;
terence zhang 5:917e1705e5c2 267
terence zhang 5:917e1705e5c2 268 if (endpointName == NULL) return COAP_400_BAD_REQUEST;
terence zhang 5:917e1705e5c2 269 if (numObject < 3) return COAP_400_BAD_REQUEST;
terence zhang 5:917e1705e5c2 270 // Check that mandatory objects are present
terence zhang 5:917e1705e5c2 271 found = 0;
terence zhang 5:917e1705e5c2 272 for (i = 0 ; i < numObject ; i++)
terencez 0:f9d13e09cf11 273 {
terence zhang 5:917e1705e5c2 274 if (objectList[i]->objID == LWM2M_SECURITY_OBJECT_ID) found |= 0x01;
terence zhang 5:917e1705e5c2 275 if (objectList[i]->objID == LWM2M_SERVER_OBJECT_ID) found |= 0x02;
terence zhang 5:917e1705e5c2 276 if (objectList[i]->objID == LWM2M_DEVICE_OBJECT_ID) found |= 0x04;
terence zhang 5:917e1705e5c2 277 }
terence zhang 5:917e1705e5c2 278 if (found != 0x07) return COAP_400_BAD_REQUEST;
terence zhang 5:917e1705e5c2 279 if (altPath != NULL)
terence zhang 5:917e1705e5c2 280 {
terence zhang 5:917e1705e5c2 281 if (0 == utils_isAltPathValid(altPath))
terence zhang 5:917e1705e5c2 282 {
terence zhang 5:917e1705e5c2 283 return COAP_400_BAD_REQUEST;
terence zhang 5:917e1705e5c2 284 }
terence zhang 5:917e1705e5c2 285 if (altPath[1] == 0)
terencez 0:f9d13e09cf11 286 {
terence zhang 5:917e1705e5c2 287 altPath = NULL;
terencez 0:f9d13e09cf11 288 }
terence zhang 5:917e1705e5c2 289 }
terence zhang 5:917e1705e5c2 290 contextP->endpointName = lwm2m_strdup(endpointName);
terence zhang 5:917e1705e5c2 291 if (contextP->endpointName == NULL)
terence zhang 5:917e1705e5c2 292 {
terence zhang 5:917e1705e5c2 293 return COAP_500_INTERNAL_SERVER_ERROR;
terence zhang 5:917e1705e5c2 294 }
terencez 0:f9d13e09cf11 295
terence zhang 5:917e1705e5c2 296 if (msisdn != NULL)
terence zhang 5:917e1705e5c2 297 {
terence zhang 5:917e1705e5c2 298 contextP->msisdn = lwm2m_strdup(msisdn);
terence zhang 5:917e1705e5c2 299 if (contextP->msisdn == NULL)
terence zhang 5:917e1705e5c2 300 {
terence zhang 5:917e1705e5c2 301 return COAP_500_INTERNAL_SERVER_ERROR;
terence zhang 5:917e1705e5c2 302 }
terencez 0:f9d13e09cf11 303 }
terencez 0:f9d13e09cf11 304
terence zhang 5:917e1705e5c2 305 if (altPath != NULL)
terence zhang 5:917e1705e5c2 306 {
terence zhang 5:917e1705e5c2 307 contextP->altPath = lwm2m_strdup(altPath);
terence zhang 5:917e1705e5c2 308 if (contextP->altPath == NULL)
terence zhang 5:917e1705e5c2 309 {
terence zhang 5:917e1705e5c2 310 return COAP_500_INTERNAL_SERVER_ERROR;
terence zhang 5:917e1705e5c2 311 }
terence zhang 5:917e1705e5c2 312 }
terence zhang 5:917e1705e5c2 313
terence zhang 5:917e1705e5c2 314 for (i = 0; i < numObject; i++)
terence zhang 5:917e1705e5c2 315 {
terence zhang 5:917e1705e5c2 316 objectList[i]->next = NULL;
terence zhang 5:917e1705e5c2 317 contextP->objectList = (lwm2m_object_t *)LWM2M_LIST_ADD(contextP->objectList, objectList[i]);
terence zhang 5:917e1705e5c2 318 }
terence zhang 5:917e1705e5c2 319
terence zhang 5:917e1705e5c2 320 return COAP_NO_ERROR;
terencez 0:f9d13e09cf11 321 }
terencez 0:f9d13e09cf11 322
terence zhang 5:917e1705e5c2 323 int lwm2m_add_object(lwm2m_context_t * contextP,
terence zhang 5:917e1705e5c2 324 lwm2m_object_t * objectP)
terencez 0:f9d13e09cf11 325 {
terence zhang 5:917e1705e5c2 326 lwm2m_object_t * targetP;
terence zhang 5:917e1705e5c2 327
terence zhang 5:917e1705e5c2 328 LOG_ARG("ID: %d", objectP->objID);
terence zhang 5:917e1705e5c2 329 targetP = (lwm2m_object_t *)LWM2M_LIST_FIND(contextP->objectList, objectP->objID);
terence zhang 5:917e1705e5c2 330 if (targetP != NULL) return COAP_406_NOT_ACCEPTABLE;
terence zhang 5:917e1705e5c2 331 objectP->next = NULL;
terence zhang 5:917e1705e5c2 332
terence zhang 5:917e1705e5c2 333 contextP->objectList = (lwm2m_object_t *)LWM2M_LIST_ADD(contextP->objectList, objectP);
terence zhang 5:917e1705e5c2 334
terence zhang 5:917e1705e5c2 335 if (contextP->state == STATE_READY)
terence zhang 5:917e1705e5c2 336 {
terence zhang 5:917e1705e5c2 337 return lwm2m_update_registration(contextP, 0, true);
terence zhang 5:917e1705e5c2 338 }
terence zhang 5:917e1705e5c2 339
terence zhang 5:917e1705e5c2 340 return COAP_NO_ERROR;
terence zhang 5:917e1705e5c2 341 }
terence zhang 5:917e1705e5c2 342
terence zhang 5:917e1705e5c2 343 int lwm2m_remove_object(lwm2m_context_t * contextP,
terence zhang 5:917e1705e5c2 344 uint16_t id)
terence zhang 5:917e1705e5c2 345 {
terence zhang 5:917e1705e5c2 346 lwm2m_object_t * targetP;
terence zhang 5:917e1705e5c2 347
terence zhang 5:917e1705e5c2 348 LOG_ARG("ID: %d", id);
terence zhang 5:917e1705e5c2 349 contextP->objectList = (lwm2m_object_t *)LWM2M_LIST_RM(contextP->objectList, id, &targetP);
terence zhang 5:917e1705e5c2 350
terence zhang 5:917e1705e5c2 351 if (targetP == NULL) return COAP_404_NOT_FOUND;
terence zhang 5:917e1705e5c2 352
terence zhang 5:917e1705e5c2 353 if (contextP->state == STATE_READY)
terence zhang 5:917e1705e5c2 354 {
terence zhang 5:917e1705e5c2 355 return lwm2m_update_registration(contextP, 0, true);
terence zhang 5:917e1705e5c2 356 }
terence zhang 5:917e1705e5c2 357
terence zhang 5:917e1705e5c2 358 return 0;
terence zhang 5:917e1705e5c2 359 }
terence zhang 5:917e1705e5c2 360
terencez 0:f9d13e09cf11 361 #endif
terencez 0:f9d13e09cf11 362
terencez 0:f9d13e09cf11 363
terence zhang 5:917e1705e5c2 364 int lwm2m_step(lwm2m_context_t * contextP,
terence zhang 5:917e1705e5c2 365 time_t * timeoutP)
terence zhang 5:917e1705e5c2 366 {
terence zhang 5:917e1705e5c2 367 time_t tv_sec;
terence zhang 5:917e1705e5c2 368 int result;
terencez 0:f9d13e09cf11 369
terence zhang 5:917e1705e5c2 370 LOG_ARG("timeoutP: %" PRId64, *timeoutP);
terence zhang 5:917e1705e5c2 371 tv_sec = lwm2m_gettime();
terence zhang 5:917e1705e5c2 372 if (tv_sec < 0) return COAP_500_INTERNAL_SERVER_ERROR;
terencez 0:f9d13e09cf11 373
terence zhang 5:917e1705e5c2 374 #ifdef LWM2M_CLIENT_MODE
terence zhang 5:917e1705e5c2 375 LOG_ARG("State: %s", STR_STATE(contextP->state));
terence zhang 5:917e1705e5c2 376 // state can also be modified in bootstrap_handleCommand().
terencez 0:f9d13e09cf11 377
terence zhang 5:917e1705e5c2 378 next_step:
terence zhang 5:917e1705e5c2 379 switch (contextP->state)
terencez 0:f9d13e09cf11 380 {
terence zhang 5:917e1705e5c2 381 case STATE_INITIAL:
terence zhang 5:917e1705e5c2 382 if (0 != prv_refreshServerList(contextP)) return COAP_503_SERVICE_UNAVAILABLE;
terence zhang 5:917e1705e5c2 383 if (contextP->serverList != NULL)
terencez 0:f9d13e09cf11 384 {
terence zhang 5:917e1705e5c2 385 contextP->state = STATE_REGISTER_REQUIRED;
terencez 0:f9d13e09cf11 386 }
terencez 0:f9d13e09cf11 387 else
terencez 0:f9d13e09cf11 388 {
terence zhang 5:917e1705e5c2 389 // Bootstrapping
terence zhang 5:917e1705e5c2 390 contextP->state = STATE_BOOTSTRAP_REQUIRED;
terence zhang 5:917e1705e5c2 391 }
terence zhang 5:917e1705e5c2 392 goto next_step;
terence zhang 5:917e1705e5c2 393 break;
terencez 0:f9d13e09cf11 394
terence zhang 5:917e1705e5c2 395 case STATE_BOOTSTRAP_REQUIRED:
terence zhang 5:917e1705e5c2 396 #ifdef LWM2M_BOOTSTRAP
terence zhang 5:917e1705e5c2 397 if (contextP->bootstrapServerList != NULL)
terence zhang 5:917e1705e5c2 398 {
terence zhang 5:917e1705e5c2 399 bootstrap_start(contextP);
terence zhang 5:917e1705e5c2 400 contextP->state = STATE_BOOTSTRAPPING;
terence zhang 5:917e1705e5c2 401 bootstrap_step(contextP, tv_sec, timeoutP);
terence zhang 5:917e1705e5c2 402 }
terence zhang 5:917e1705e5c2 403 else
terence zhang 5:917e1705e5c2 404 #endif
terence zhang 5:917e1705e5c2 405 {
terence zhang 5:917e1705e5c2 406 return COAP_503_SERVICE_UNAVAILABLE;
terence zhang 5:917e1705e5c2 407 }
terence zhang 5:917e1705e5c2 408 break;
terence zhang 5:917e1705e5c2 409
terence zhang 5:917e1705e5c2 410 #ifdef LWM2M_BOOTSTRAP
terence zhang 5:917e1705e5c2 411 case STATE_BOOTSTRAPPING:
terence zhang 5:917e1705e5c2 412 switch (bootstrap_getStatus(contextP))
terence zhang 5:917e1705e5c2 413 {
terence zhang 5:917e1705e5c2 414 case STATE_BS_FINISHED:
terence zhang 5:917e1705e5c2 415 contextP->state = STATE_INITIAL;
terence zhang 5:917e1705e5c2 416 goto next_step;
terence zhang 5:917e1705e5c2 417 break;
terence zhang 5:917e1705e5c2 418
terence zhang 5:917e1705e5c2 419 case STATE_BS_FAILED:
terence zhang 5:917e1705e5c2 420 return COAP_503_SERVICE_UNAVAILABLE;
terencez 0:f9d13e09cf11 421
terence zhang 5:917e1705e5c2 422 default:
terence zhang 5:917e1705e5c2 423 // keep on waiting
terence zhang 5:917e1705e5c2 424 bootstrap_step(contextP, tv_sec, timeoutP);
terence zhang 5:917e1705e5c2 425 break;
terencez 0:f9d13e09cf11 426 }
terence zhang 5:917e1705e5c2 427 break;
terence zhang 5:917e1705e5c2 428 #endif
terence zhang 5:917e1705e5c2 429 case STATE_REGISTER_REQUIRED:
terence zhang 5:917e1705e5c2 430 result = registration_start(contextP);
terence zhang 5:917e1705e5c2 431 if (COAP_NO_ERROR != result) return result;
terence zhang 5:917e1705e5c2 432 contextP->state = STATE_REGISTERING;
terence zhang 5:917e1705e5c2 433 break;
terence zhang 5:917e1705e5c2 434
terence zhang 5:917e1705e5c2 435 case STATE_REGISTERING:
terence zhang 5:917e1705e5c2 436 {
terence zhang 5:917e1705e5c2 437 switch (registration_getStatus(contextP))
terence zhang 5:917e1705e5c2 438 {
terence zhang 5:917e1705e5c2 439 case STATE_REGISTERED:
terence zhang 5:917e1705e5c2 440 contextP->state = STATE_READY;
terence zhang 5:917e1705e5c2 441 break;
terence zhang 5:917e1705e5c2 442
terence zhang 5:917e1705e5c2 443 case STATE_REG_FAILED:
terence zhang 5:917e1705e5c2 444 // TODO avoid infinite loop by checking the bootstrap info is different
terence zhang 5:917e1705e5c2 445 contextP->state = STATE_BOOTSTRAP_REQUIRED;
terence zhang 5:917e1705e5c2 446 goto next_step;
terence zhang 5:917e1705e5c2 447 break;
terence zhang 5:917e1705e5c2 448
terence zhang 5:917e1705e5c2 449 case STATE_REG_PENDING:
terence zhang 5:917e1705e5c2 450 default:
terence zhang 5:917e1705e5c2 451 // keep on waiting
terence zhang 5:917e1705e5c2 452 break;
terence zhang 5:917e1705e5c2 453 }
terencez 0:f9d13e09cf11 454 }
terence zhang 5:917e1705e5c2 455 break;
terence zhang 5:917e1705e5c2 456
terence zhang 5:917e1705e5c2 457 case STATE_READY:
terence zhang 5:917e1705e5c2 458 if (registration_getStatus(contextP) == STATE_REG_FAILED)
terence zhang 5:917e1705e5c2 459 {
terence zhang 5:917e1705e5c2 460 // TODO avoid infinite loop by checking the bootstrap info is different
terence zhang 5:917e1705e5c2 461 contextP->state = STATE_BOOTSTRAP_REQUIRED;
terence zhang 5:917e1705e5c2 462 goto next_step;
terence zhang 5:917e1705e5c2 463 break;
terence zhang 5:917e1705e5c2 464 }
terence zhang 5:917e1705e5c2 465 break;
terence zhang 5:917e1705e5c2 466
terence zhang 5:917e1705e5c2 467 default:
terence zhang 5:917e1705e5c2 468 // do nothing
terence zhang 5:917e1705e5c2 469 break;
terence zhang 5:917e1705e5c2 470 }
terence zhang 5:917e1705e5c2 471
terence zhang 5:917e1705e5c2 472 observe_step(contextP, tv_sec, timeoutP);
terencez 0:f9d13e09cf11 473 #endif
terencez 0:f9d13e09cf11 474
terence zhang 5:917e1705e5c2 475 registration_step(contextP, tv_sec, timeoutP);
terence zhang 5:917e1705e5c2 476 transaction_step(contextP, tv_sec, timeoutP);
terence zhang 5:917e1705e5c2 477
terence zhang 5:917e1705e5c2 478 LOG_ARG("Final timeoutP: %" PRId64, *timeoutP);
terence zhang 5:917e1705e5c2 479 #ifdef LWM2M_CLIENT_MODE
terence zhang 5:917e1705e5c2 480 LOG_ARG("Final state: %s", STR_STATE(contextP->state));
terence zhang 5:917e1705e5c2 481 #endif
terencez 0:f9d13e09cf11 482 return 0;
terencez 0:f9d13e09cf11 483 }