Austin Blackstone / Mbed 2 deprecated mbed-client-classic-example-lwip

mbed client on ethernet with LWIP

Dependencies:   mbed Socket lwip-eth lwip-sys lwip

Fork of mbed-client-classic-example-lwip by sandbox

mbed-client/source/m2mtlvdeserializer.cpp@11:cada08fc8a70, 2016-06-09 (annotated)

Committer:
mbedAustin
Date:
Thu Jun 09 17:08:36 2016 +0000
Revision:
11:cada08fc8a70
Commit for public Consumption

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbedAustin 11:cada08fc8a70 1 /*
mbedAustin 11:cada08fc8a70 2 * Copyright (c) 2015 ARM Limited. All rights reserved.
mbedAustin 11:cada08fc8a70 3 * SPDX-License-Identifier: Apache-2.0
mbedAustin 11:cada08fc8a70 4 * Licensed under the Apache License, Version 2.0 (the License); you may
mbedAustin 11:cada08fc8a70 5 * not use this file except in compliance with the License.
mbedAustin 11:cada08fc8a70 6 * You may obtain a copy of the License at
mbedAustin 11:cada08fc8a70 7 *
mbedAustin 11:cada08fc8a70 8 * http://www.apache.org/licenses/LICENSE-2.0
mbedAustin 11:cada08fc8a70 9 *
mbedAustin 11:cada08fc8a70 10 * Unless required by applicable law or agreed to in writing, software
mbedAustin 11:cada08fc8a70 11 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
mbedAustin 11:cada08fc8a70 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbedAustin 11:cada08fc8a70 13 * See the License for the specific language governing permissions and
mbedAustin 11:cada08fc8a70 14 * limitations under the License.
mbedAustin 11:cada08fc8a70 15 */
mbedAustin 11:cada08fc8a70 16 #include <stdio.h>
mbedAustin 11:cada08fc8a70 17 #include "include/m2mtlvdeserializer.h"
mbedAustin 11:cada08fc8a70 18 #include "mbed-client/m2mconstants.h"
mbedAustin 11:cada08fc8a70 19 #include "include/nsdllinker.h"
mbedAustin 11:cada08fc8a70 20 #include "ns_trace.h"
mbedAustin 11:cada08fc8a70 21
mbedAustin 11:cada08fc8a70 22 M2MTLVDeserializer::M2MTLVDeserializer()
mbedAustin 11:cada08fc8a70 23 {
mbedAustin 11:cada08fc8a70 24 }
mbedAustin 11:cada08fc8a70 25
mbedAustin 11:cada08fc8a70 26 M2MTLVDeserializer::~M2MTLVDeserializer()
mbedAustin 11:cada08fc8a70 27 {
mbedAustin 11:cada08fc8a70 28 }
mbedAustin 11:cada08fc8a70 29
mbedAustin 11:cada08fc8a70 30 bool M2MTLVDeserializer::is_object_instance(uint8_t *tlv)
mbedAustin 11:cada08fc8a70 31 {
mbedAustin 11:cada08fc8a70 32 return is_object_instance(tlv, 0);
mbedAustin 11:cada08fc8a70 33 }
mbedAustin 11:cada08fc8a70 34
mbedAustin 11:cada08fc8a70 35 bool M2MTLVDeserializer::is_resource(uint8_t *tlv)
mbedAustin 11:cada08fc8a70 36 {
mbedAustin 11:cada08fc8a70 37 return is_resource(tlv, 0);
mbedAustin 11:cada08fc8a70 38 }
mbedAustin 11:cada08fc8a70 39
mbedAustin 11:cada08fc8a70 40 bool M2MTLVDeserializer::is_multiple_resource(uint8_t *tlv)
mbedAustin 11:cada08fc8a70 41 {
mbedAustin 11:cada08fc8a70 42 return is_multiple_resource(tlv, 0);
mbedAustin 11:cada08fc8a70 43 }
mbedAustin 11:cada08fc8a70 44
mbedAustin 11:cada08fc8a70 45 bool M2MTLVDeserializer::is_resource_instance(uint8_t *tlv)
mbedAustin 11:cada08fc8a70 46 {
mbedAustin 11:cada08fc8a70 47 return is_resource_instance(tlv, 0);
mbedAustin 11:cada08fc8a70 48 }
mbedAustin 11:cada08fc8a70 49
mbedAustin 11:cada08fc8a70 50 M2MTLVDeserializer::Error M2MTLVDeserializer::deserialise_object_instances(uint8_t* tlv,
mbedAustin 11:cada08fc8a70 51 uint32_t tlv_size,
mbedAustin 11:cada08fc8a70 52 M2MObject &object,
mbedAustin 11:cada08fc8a70 53 M2MTLVDeserializer::Operation operation)
mbedAustin 11:cada08fc8a70 54 {
mbedAustin 11:cada08fc8a70 55 M2MTLVDeserializer::Error error = M2MTLVDeserializer::None;
mbedAustin 11:cada08fc8a70 56 if (is_object_instance(tlv) ) {
mbedAustin 11:cada08fc8a70 57 tr_debug("M2MTLVDeserializer::deserialise_object_instances");
mbedAustin 11:cada08fc8a70 58 error = deserialize_object_instances(tlv, tlv_size, 0, object,operation,false);
mbedAustin 11:cada08fc8a70 59 if(M2MTLVDeserializer::None == error) {
mbedAustin 11:cada08fc8a70 60 error = deserialize_object_instances(tlv, tlv_size, 0, object,operation,true);
mbedAustin 11:cada08fc8a70 61 }
mbedAustin 11:cada08fc8a70 62 } else {
mbedAustin 11:cada08fc8a70 63 tr_debug("M2MTLVDeserializer::deserialise_object_instances ::NotValid");
mbedAustin 11:cada08fc8a70 64 error = M2MTLVDeserializer::NotValid;
mbedAustin 11:cada08fc8a70 65 }
mbedAustin 11:cada08fc8a70 66 return error;
mbedAustin 11:cada08fc8a70 67 }
mbedAustin 11:cada08fc8a70 68
mbedAustin 11:cada08fc8a70 69 M2MTLVDeserializer::Error M2MTLVDeserializer::deserialize_resources(uint8_t *tlv,
mbedAustin 11:cada08fc8a70 70 uint32_t tlv_size,
mbedAustin 11:cada08fc8a70 71 M2MObjectInstance &object_instance,
mbedAustin 11:cada08fc8a70 72 M2MTLVDeserializer::Operation operation)
mbedAustin 11:cada08fc8a70 73 {
mbedAustin 11:cada08fc8a70 74 M2MTLVDeserializer::Error error = M2MTLVDeserializer::None;
mbedAustin 11:cada08fc8a70 75 if (!is_resource(tlv) && !is_multiple_resource(tlv)) {
mbedAustin 11:cada08fc8a70 76 error = M2MTLVDeserializer::NotValid;
mbedAustin 11:cada08fc8a70 77 } else {
mbedAustin 11:cada08fc8a70 78 error = deserialize_resources(tlv, tlv_size, 0, object_instance, operation,false);
mbedAustin 11:cada08fc8a70 79 if(M2MTLVDeserializer::None == error) {
mbedAustin 11:cada08fc8a70 80 error = deserialize_resources(tlv, tlv_size, 0, object_instance, operation,true);
mbedAustin 11:cada08fc8a70 81 }
mbedAustin 11:cada08fc8a70 82 }
mbedAustin 11:cada08fc8a70 83 return error;
mbedAustin 11:cada08fc8a70 84 }
mbedAustin 11:cada08fc8a70 85
mbedAustin 11:cada08fc8a70 86 M2MTLVDeserializer::Error M2MTLVDeserializer::deserialize_resource_instances(uint8_t *tlv,
mbedAustin 11:cada08fc8a70 87 uint32_t tlv_size,
mbedAustin 11:cada08fc8a70 88 M2MResource &resource,
mbedAustin 11:cada08fc8a70 89 M2MTLVDeserializer::Operation operation)
mbedAustin 11:cada08fc8a70 90 {
mbedAustin 11:cada08fc8a70 91 M2MTLVDeserializer::Error error = M2MTLVDeserializer::None;
mbedAustin 11:cada08fc8a70 92 if (!is_multiple_resource(tlv)) {
mbedAustin 11:cada08fc8a70 93 error = M2MTLVDeserializer::NotValid;
mbedAustin 11:cada08fc8a70 94 } else {
mbedAustin 11:cada08fc8a70 95 tr_debug("M2MTLVDeserializer::deserialize_resource_instances()");
mbedAustin 11:cada08fc8a70 96 uint8_t offset = 2;
mbedAustin 11:cada08fc8a70 97
mbedAustin 11:cada08fc8a70 98 ((tlv[0] & 0x20) == 0) ? offset : offset++;
mbedAustin 11:cada08fc8a70 99
mbedAustin 11:cada08fc8a70 100 uint8_t length = tlv[0] & 0x18;
mbedAustin 11:cada08fc8a70 101 if(length == 0x08) {
mbedAustin 11:cada08fc8a70 102 offset+= 1;
mbedAustin 11:cada08fc8a70 103 } else if(length == 0x10) {
mbedAustin 11:cada08fc8a70 104 offset+= 2;
mbedAustin 11:cada08fc8a70 105 } else if(length == 0x18) {
mbedAustin 11:cada08fc8a70 106 offset+= 3;
mbedAustin 11:cada08fc8a70 107 }
mbedAustin 11:cada08fc8a70 108
mbedAustin 11:cada08fc8a70 109 tr_debug("M2MTLVDeserializer::deserialize_resource_instances() Offset %d", offset);
mbedAustin 11:cada08fc8a70 110 error = deserialize_resource_instances(tlv, tlv_size, offset, resource, operation,false);
mbedAustin 11:cada08fc8a70 111 if(M2MTLVDeserializer::None == error) {
mbedAustin 11:cada08fc8a70 112 error = deserialize_resource_instances(tlv, tlv_size, offset, resource, operation,true);
mbedAustin 11:cada08fc8a70 113 }
mbedAustin 11:cada08fc8a70 114 }
mbedAustin 11:cada08fc8a70 115 return error;
mbedAustin 11:cada08fc8a70 116 }
mbedAustin 11:cada08fc8a70 117
mbedAustin 11:cada08fc8a70 118 M2MTLVDeserializer::Error M2MTLVDeserializer::deserialize_object_instances(uint8_t *tlv,
mbedAustin 11:cada08fc8a70 119 uint32_t tlv_size,
mbedAustin 11:cada08fc8a70 120 uint32_t offset,
mbedAustin 11:cada08fc8a70 121 M2MObject &object,
mbedAustin 11:cada08fc8a70 122 M2MTLVDeserializer::Operation operation,
mbedAustin 11:cada08fc8a70 123 bool update_value)
mbedAustin 11:cada08fc8a70 124 {
mbedAustin 11:cada08fc8a70 125 tr_debug("M2MTLVDeserializer::deserialize_object_instances()");
mbedAustin 11:cada08fc8a70 126 M2MTLVDeserializer::Error error = M2MTLVDeserializer::None;
mbedAustin 11:cada08fc8a70 127 TypeIdLength *til = TypeIdLength::createTypeIdLength(tlv, offset)->deserialize();
mbedAustin 11:cada08fc8a70 128 offset = til->_offset;
mbedAustin 11:cada08fc8a70 129
mbedAustin 11:cada08fc8a70 130 M2MObjectInstanceList list = object.instances();
mbedAustin 11:cada08fc8a70 131 M2MObjectInstanceList::const_iterator it;
mbedAustin 11:cada08fc8a70 132 it = list.begin();
mbedAustin 11:cada08fc8a70 133
mbedAustin 11:cada08fc8a70 134 if (TYPE_OBJECT_INSTANCE == til->_type) {
mbedAustin 11:cada08fc8a70 135 for (; it!=list.end(); it++) {
mbedAustin 11:cada08fc8a70 136 if((*it)->instance_id() == til->_id) {
mbedAustin 11:cada08fc8a70 137 error = deserialize_resources(tlv, tlv_size-offset, offset, (**it),operation, update_value);
mbedAustin 11:cada08fc8a70 138 }
mbedAustin 11:cada08fc8a70 139 }
mbedAustin 11:cada08fc8a70 140 offset += til->_length;
mbedAustin 11:cada08fc8a70 141
mbedAustin 11:cada08fc8a70 142 if(offset < tlv_size) {
mbedAustin 11:cada08fc8a70 143 error = deserialize_object_instances(tlv, tlv_size-offset, offset, object, operation, update_value);
mbedAustin 11:cada08fc8a70 144 }
mbedAustin 11:cada08fc8a70 145 delete til;
mbedAustin 11:cada08fc8a70 146 }
mbedAustin 11:cada08fc8a70 147 return error;
mbedAustin 11:cada08fc8a70 148 }
mbedAustin 11:cada08fc8a70 149
mbedAustin 11:cada08fc8a70 150 M2MTLVDeserializer::Error M2MTLVDeserializer::deserialize_resources(uint8_t *tlv,
mbedAustin 11:cada08fc8a70 151 uint32_t tlv_size,
mbedAustin 11:cada08fc8a70 152 uint32_t offset,
mbedAustin 11:cada08fc8a70 153 M2MObjectInstance &object_instance,
mbedAustin 11:cada08fc8a70 154 M2MTLVDeserializer::Operation operation,
mbedAustin 11:cada08fc8a70 155 bool update_value)
mbedAustin 11:cada08fc8a70 156 {
mbedAustin 11:cada08fc8a70 157 tr_debug("M2MTLVDeserializer::deserialize_resources()");
mbedAustin 11:cada08fc8a70 158 M2MTLVDeserializer::Error error = M2MTLVDeserializer::None;
mbedAustin 11:cada08fc8a70 159 TypeIdLength *til = TypeIdLength::createTypeIdLength(tlv, offset)->deserialize();
mbedAustin 11:cada08fc8a70 160 offset = til->_offset;
mbedAustin 11:cada08fc8a70 161
mbedAustin 11:cada08fc8a70 162 M2MResourceList list = object_instance.resources();
mbedAustin 11:cada08fc8a70 163 M2MResourceList::const_iterator it;
mbedAustin 11:cada08fc8a70 164 it = list.begin();
mbedAustin 11:cada08fc8a70 165
mbedAustin 11:cada08fc8a70 166 if (TYPE_RESOURCE == til->_type || TYPE_RESOURCE_INSTANCE == til->_type) {
mbedAustin 11:cada08fc8a70 167 bool found = false;
mbedAustin 11:cada08fc8a70 168 for (; it!=list.end(); it++) {
mbedAustin 11:cada08fc8a70 169 if((*it)->name_id() == til->_id){
mbedAustin 11:cada08fc8a70 170 tr_debug("M2MTLVDeserializer::deserialize_resources() - Resource ID %d ", til->_id);
mbedAustin 11:cada08fc8a70 171 found = true;
mbedAustin 11:cada08fc8a70 172 if(update_value) {
mbedAustin 11:cada08fc8a70 173 if(til->_length > 0) {
mbedAustin 11:cada08fc8a70 174 tr_debug("M2MTLVDeserializer::deserialize_resources() - Update value");
mbedAustin 11:cada08fc8a70 175 (*it)->set_value(tlv+offset, til->_length);
mbedAustin 11:cada08fc8a70 176 } else {
mbedAustin 11:cada08fc8a70 177 tr_debug("M2MTLVDeserializer::deserialize_resources() - Clear Value");
mbedAustin 11:cada08fc8a70 178 (*it)->clear_value();
mbedAustin 11:cada08fc8a70 179 }
mbedAustin 11:cada08fc8a70 180 break;
mbedAustin 11:cada08fc8a70 181 } else if(0 == ((*it)->operation() & SN_GRS_PUT_ALLOWED)) {
mbedAustin 11:cada08fc8a70 182 tr_debug("M2MTLVDeserializer::deserialize_resources() - NOT_ALLOWED");
mbedAustin 11:cada08fc8a70 183 error = M2MTLVDeserializer::NotAllowed;
mbedAustin 11:cada08fc8a70 184 break;
mbedAustin 11:cada08fc8a70 185 }
mbedAustin 11:cada08fc8a70 186 }
mbedAustin 11:cada08fc8a70 187 }
mbedAustin 11:cada08fc8a70 188 if(!found) {
mbedAustin 11:cada08fc8a70 189 if(M2MTLVDeserializer::Post == operation) {
mbedAustin 11:cada08fc8a70 190 //Create a new Resource
mbedAustin 11:cada08fc8a70 191 char *buffer = (char*)malloc(10);
mbedAustin 11:cada08fc8a70 192 if(buffer) {
mbedAustin 11:cada08fc8a70 193 snprintf(buffer,10, "%d",til->_id);
mbedAustin 11:cada08fc8a70 194 String id(buffer);
mbedAustin 11:cada08fc8a70 195 M2MResource *resource = object_instance.create_dynamic_resource(id,"",M2MResourceInstance::INTEGER,true,false);
mbedAustin 11:cada08fc8a70 196 if(resource) {
mbedAustin 11:cada08fc8a70 197 resource->set_operation(M2MBase::GET_PUT_ALLOWED);
mbedAustin 11:cada08fc8a70 198 }
mbedAustin 11:cada08fc8a70 199 free(buffer);
mbedAustin 11:cada08fc8a70 200 }
mbedAustin 11:cada08fc8a70 201 } else if(M2MTLVDeserializer::Put == operation) {
mbedAustin 11:cada08fc8a70 202 error = M2MTLVDeserializer::NotFound;
mbedAustin 11:cada08fc8a70 203 }
mbedAustin 11:cada08fc8a70 204 }
mbedAustin 11:cada08fc8a70 205 } else if (TYPE_MULTIPLE_RESOURCE == til->_type) {
mbedAustin 11:cada08fc8a70 206 for (; it!=list.end(); it++) {
mbedAustin 11:cada08fc8a70 207 if((*it)->supports_multiple_instances()) {
mbedAustin 11:cada08fc8a70 208 error = deserialize_resource_instances(tlv, tlv_size-offset, offset, (**it), object_instance, operation, update_value);
mbedAustin 11:cada08fc8a70 209 }
mbedAustin 11:cada08fc8a70 210 }
mbedAustin 11:cada08fc8a70 211
mbedAustin 11:cada08fc8a70 212 } else {
mbedAustin 11:cada08fc8a70 213 delete til;
mbedAustin 11:cada08fc8a70 214 error = M2MTLVDeserializer::NotValid;
mbedAustin 11:cada08fc8a70 215 return error;
mbedAustin 11:cada08fc8a70 216 }
mbedAustin 11:cada08fc8a70 217 offset += til->_length;
mbedAustin 11:cada08fc8a70 218
mbedAustin 11:cada08fc8a70 219 delete til;
mbedAustin 11:cada08fc8a70 220 if(offset < tlv_size) {
mbedAustin 11:cada08fc8a70 221 error = deserialize_resources(tlv, tlv_size-offset, offset, object_instance, operation, update_value);
mbedAustin 11:cada08fc8a70 222 }
mbedAustin 11:cada08fc8a70 223 return error;
mbedAustin 11:cada08fc8a70 224 }
mbedAustin 11:cada08fc8a70 225
mbedAustin 11:cada08fc8a70 226 M2MTLVDeserializer::Error M2MTLVDeserializer::deserialize_resource_instances(uint8_t *tlv,
mbedAustin 11:cada08fc8a70 227 uint32_t tlv_size,
mbedAustin 11:cada08fc8a70 228 uint32_t offset,
mbedAustin 11:cada08fc8a70 229 M2MResource &resource,
mbedAustin 11:cada08fc8a70 230 M2MObjectInstance &object_instance,
mbedAustin 11:cada08fc8a70 231 M2MTLVDeserializer::Operation operation,
mbedAustin 11:cada08fc8a70 232 bool update_value)
mbedAustin 11:cada08fc8a70 233 {
mbedAustin 11:cada08fc8a70 234 M2MTLVDeserializer::Error error = M2MTLVDeserializer::None;
mbedAustin 11:cada08fc8a70 235 TypeIdLength *til = TypeIdLength::createTypeIdLength(tlv, offset)->deserialize();
mbedAustin 11:cada08fc8a70 236 offset = til->_offset;
mbedAustin 11:cada08fc8a70 237
mbedAustin 11:cada08fc8a70 238 if (TYPE_MULTIPLE_RESOURCE == til->_type || TYPE_RESOURCE_INSTANCE == til->_type) {
mbedAustin 11:cada08fc8a70 239 M2MResourceInstanceList list = resource.resource_instances();
mbedAustin 11:cada08fc8a70 240 M2MResourceInstanceList::const_iterator it;
mbedAustin 11:cada08fc8a70 241 it = list.begin();
mbedAustin 11:cada08fc8a70 242 bool found = false;
mbedAustin 11:cada08fc8a70 243 for (; it!=list.end(); it++) {
mbedAustin 11:cada08fc8a70 244 if((*it)->instance_id() == til->_id) {
mbedAustin 11:cada08fc8a70 245 found = true;
mbedAustin 11:cada08fc8a70 246 if(update_value) {
mbedAustin 11:cada08fc8a70 247 if(til->_length > 0) {
mbedAustin 11:cada08fc8a70 248 (*it)->set_value(tlv+offset, til->_length);
mbedAustin 11:cada08fc8a70 249 } else {
mbedAustin 11:cada08fc8a70 250 (*it)->clear_value();
mbedAustin 11:cada08fc8a70 251 }
mbedAustin 11:cada08fc8a70 252 break;
mbedAustin 11:cada08fc8a70 253 } else if(0 == ((*it)->operation() & SN_GRS_PUT_ALLOWED)) {
mbedAustin 11:cada08fc8a70 254 error = M2MTLVDeserializer::NotAllowed;
mbedAustin 11:cada08fc8a70 255 break;
mbedAustin 11:cada08fc8a70 256 }
mbedAustin 11:cada08fc8a70 257 }
mbedAustin 11:cada08fc8a70 258 }
mbedAustin 11:cada08fc8a70 259 if(!found) {
mbedAustin 11:cada08fc8a70 260 if(M2MTLVDeserializer::Post == operation) {
mbedAustin 11:cada08fc8a70 261 // Create a new Resource Instance
mbedAustin 11:cada08fc8a70 262 M2MResourceInstance *res_instance = object_instance.create_dynamic_resource_instance(resource.name(),"",
mbedAustin 11:cada08fc8a70 263 M2MResourceInstance::INTEGER,
mbedAustin 11:cada08fc8a70 264 true,
mbedAustin 11:cada08fc8a70 265 til->_id);
mbedAustin 11:cada08fc8a70 266 if(res_instance) {
mbedAustin 11:cada08fc8a70 267 res_instance->set_operation(M2MBase::GET_PUT_ALLOWED);
mbedAustin 11:cada08fc8a70 268 }
mbedAustin 11:cada08fc8a70 269 } else if(M2MTLVDeserializer::Put == operation) {
mbedAustin 11:cada08fc8a70 270 error = M2MTLVDeserializer::NotFound;
mbedAustin 11:cada08fc8a70 271 }
mbedAustin 11:cada08fc8a70 272 }
mbedAustin 11:cada08fc8a70 273 } else {
mbedAustin 11:cada08fc8a70 274 delete til;
mbedAustin 11:cada08fc8a70 275 error = M2MTLVDeserializer::NotValid;
mbedAustin 11:cada08fc8a70 276 return error;
mbedAustin 11:cada08fc8a70 277 }
mbedAustin 11:cada08fc8a70 278
mbedAustin 11:cada08fc8a70 279 offset += til->_length;
mbedAustin 11:cada08fc8a70 280
mbedAustin 11:cada08fc8a70 281 delete til;
mbedAustin 11:cada08fc8a70 282 if(offset < tlv_size) {
mbedAustin 11:cada08fc8a70 283 error = deserialize_resource_instances(tlv, tlv_size-offset, offset, resource, object_instance, operation, update_value);
mbedAustin 11:cada08fc8a70 284 }
mbedAustin 11:cada08fc8a70 285 return error;
mbedAustin 11:cada08fc8a70 286 }
mbedAustin 11:cada08fc8a70 287
mbedAustin 11:cada08fc8a70 288 M2MTLVDeserializer::Error M2MTLVDeserializer::deserialize_resource_instances(uint8_t *tlv,
mbedAustin 11:cada08fc8a70 289 uint32_t tlv_size,
mbedAustin 11:cada08fc8a70 290 uint32_t offset,
mbedAustin 11:cada08fc8a70 291 M2MResource &resource,
mbedAustin 11:cada08fc8a70 292 M2MTLVDeserializer::Operation operation,
mbedAustin 11:cada08fc8a70 293 bool update_value)
mbedAustin 11:cada08fc8a70 294 {
mbedAustin 11:cada08fc8a70 295 M2MTLVDeserializer::Error error = M2MTLVDeserializer::None;
mbedAustin 11:cada08fc8a70 296 TypeIdLength *til = TypeIdLength::createTypeIdLength(tlv, offset)->deserialize();
mbedAustin 11:cada08fc8a70 297 offset = til->_offset;
mbedAustin 11:cada08fc8a70 298
mbedAustin 11:cada08fc8a70 299 if (TYPE_RESOURCE_INSTANCE == til->_type) {
mbedAustin 11:cada08fc8a70 300 M2MResourceInstanceList list = resource.resource_instances();
mbedAustin 11:cada08fc8a70 301 M2MResourceInstanceList::const_iterator it;
mbedAustin 11:cada08fc8a70 302 it = list.begin();
mbedAustin 11:cada08fc8a70 303 bool found = false;
mbedAustin 11:cada08fc8a70 304 for (; it!=list.end(); it++) {
mbedAustin 11:cada08fc8a70 305 if((*it)->instance_id() == til->_id) {
mbedAustin 11:cada08fc8a70 306 found = true;
mbedAustin 11:cada08fc8a70 307 if(update_value) {
mbedAustin 11:cada08fc8a70 308 if(til->_length > 0) {
mbedAustin 11:cada08fc8a70 309 (*it)->set_value(tlv+offset, til->_length);
mbedAustin 11:cada08fc8a70 310 } else {
mbedAustin 11:cada08fc8a70 311 (*it)->clear_value();
mbedAustin 11:cada08fc8a70 312 }
mbedAustin 11:cada08fc8a70 313 break;
mbedAustin 11:cada08fc8a70 314 } else if(0 == ((*it)->operation() & SN_GRS_PUT_ALLOWED)) {
mbedAustin 11:cada08fc8a70 315 error = M2MTLVDeserializer::NotAllowed;
mbedAustin 11:cada08fc8a70 316 break;
mbedAustin 11:cada08fc8a70 317 }
mbedAustin 11:cada08fc8a70 318 }
mbedAustin 11:cada08fc8a70 319 }
mbedAustin 11:cada08fc8a70 320 if(!found) {
mbedAustin 11:cada08fc8a70 321 if(M2MTLVDeserializer::Post == operation) {
mbedAustin 11:cada08fc8a70 322 error = M2MTLVDeserializer::NotAllowed;
mbedAustin 11:cada08fc8a70 323 } else if(M2MTLVDeserializer::Put == operation) {
mbedAustin 11:cada08fc8a70 324 error = M2MTLVDeserializer::NotFound;
mbedAustin 11:cada08fc8a70 325 }
mbedAustin 11:cada08fc8a70 326 }
mbedAustin 11:cada08fc8a70 327 } else {
mbedAustin 11:cada08fc8a70 328 delete til;
mbedAustin 11:cada08fc8a70 329 error = M2MTLVDeserializer::NotValid;
mbedAustin 11:cada08fc8a70 330 return error;
mbedAustin 11:cada08fc8a70 331 }
mbedAustin 11:cada08fc8a70 332
mbedAustin 11:cada08fc8a70 333 offset += til->_length;
mbedAustin 11:cada08fc8a70 334
mbedAustin 11:cada08fc8a70 335 delete til;
mbedAustin 11:cada08fc8a70 336 if(offset < tlv_size) {
mbedAustin 11:cada08fc8a70 337 error = deserialize_resource_instances(tlv, tlv_size-offset, offset, resource, operation, update_value);
mbedAustin 11:cada08fc8a70 338 }
mbedAustin 11:cada08fc8a70 339 return error;
mbedAustin 11:cada08fc8a70 340 }
mbedAustin 11:cada08fc8a70 341
mbedAustin 11:cada08fc8a70 342 bool M2MTLVDeserializer::is_object_instance(uint8_t *tlv, uint32_t offset)
mbedAustin 11:cada08fc8a70 343 {
mbedAustin 11:cada08fc8a70 344 bool ret = false;
mbedAustin 11:cada08fc8a70 345 if (tlv) {
mbedAustin 11:cada08fc8a70 346 uint8_t value = tlv[offset];
mbedAustin 11:cada08fc8a70 347 ret = (TYPE_OBJECT_INSTANCE == (value & TYPE_RESOURCE));
mbedAustin 11:cada08fc8a70 348 }
mbedAustin 11:cada08fc8a70 349 return ret;
mbedAustin 11:cada08fc8a70 350 }
mbedAustin 11:cada08fc8a70 351
mbedAustin 11:cada08fc8a70 352 uint16_t M2MTLVDeserializer::instance_id(uint8_t *tlv)
mbedAustin 11:cada08fc8a70 353 {
mbedAustin 11:cada08fc8a70 354 TypeIdLength *til = TypeIdLength::createTypeIdLength(tlv, 0)->deserialize();
mbedAustin 11:cada08fc8a70 355 uint16_t id = til->_id;
mbedAustin 11:cada08fc8a70 356 delete til;
mbedAustin 11:cada08fc8a70 357 return id;
mbedAustin 11:cada08fc8a70 358 }
mbedAustin 11:cada08fc8a70 359
mbedAustin 11:cada08fc8a70 360 bool M2MTLVDeserializer::is_resource(uint8_t *tlv, uint32_t offset)
mbedAustin 11:cada08fc8a70 361 {
mbedAustin 11:cada08fc8a70 362 bool ret = false;
mbedAustin 11:cada08fc8a70 363 if (tlv) {
mbedAustin 11:cada08fc8a70 364 ret = (TYPE_RESOURCE == (tlv[offset] & TYPE_RESOURCE));
mbedAustin 11:cada08fc8a70 365 }
mbedAustin 11:cada08fc8a70 366 return ret;
mbedAustin 11:cada08fc8a70 367 }
mbedAustin 11:cada08fc8a70 368
mbedAustin 11:cada08fc8a70 369 bool M2MTLVDeserializer::is_multiple_resource(uint8_t *tlv, uint32_t offset)
mbedAustin 11:cada08fc8a70 370 {
mbedAustin 11:cada08fc8a70 371 bool ret = false;
mbedAustin 11:cada08fc8a70 372 if (tlv) {
mbedAustin 11:cada08fc8a70 373 ret = (TYPE_MULTIPLE_RESOURCE == (tlv[offset] & TYPE_RESOURCE));
mbedAustin 11:cada08fc8a70 374 }
mbedAustin 11:cada08fc8a70 375 return ret;
mbedAustin 11:cada08fc8a70 376 }
mbedAustin 11:cada08fc8a70 377
mbedAustin 11:cada08fc8a70 378 bool M2MTLVDeserializer::is_resource_instance(uint8_t *tlv, uint32_t offset)
mbedAustin 11:cada08fc8a70 379 {
mbedAustin 11:cada08fc8a70 380 bool ret = false;
mbedAustin 11:cada08fc8a70 381 if (tlv) {
mbedAustin 11:cada08fc8a70 382 ret = (TYPE_RESOURCE_INSTANCE == (tlv[offset] & TYPE_RESOURCE));
mbedAustin 11:cada08fc8a70 383 }
mbedAustin 11:cada08fc8a70 384 return ret;
mbedAustin 11:cada08fc8a70 385 }
mbedAustin 11:cada08fc8a70 386
mbedAustin 11:cada08fc8a70 387 TypeIdLength* TypeIdLength::createTypeIdLength(uint8_t *tlv, uint32_t offset)
mbedAustin 11:cada08fc8a70 388 {
mbedAustin 11:cada08fc8a70 389 TypeIdLength *til = new TypeIdLength();
mbedAustin 11:cada08fc8a70 390 til->_tlv = tlv;
mbedAustin 11:cada08fc8a70 391 til->_offset = offset;
mbedAustin 11:cada08fc8a70 392 til->_type = tlv[offset] & 0xC0;
mbedAustin 11:cada08fc8a70 393 til->_id = -1;
mbedAustin 11:cada08fc8a70 394 til->_length = 0;
mbedAustin 11:cada08fc8a70 395 return til;
mbedAustin 11:cada08fc8a70 396 }
mbedAustin 11:cada08fc8a70 397
mbedAustin 11:cada08fc8a70 398 TypeIdLength* TypeIdLength::deserialize()
mbedAustin 11:cada08fc8a70 399 {
mbedAustin 11:cada08fc8a70 400 uint32_t idLength = _tlv[_offset] & ID16;
mbedAustin 11:cada08fc8a70 401 uint32_t lengthType = _tlv[_offset] & LENGTH24;
mbedAustin 11:cada08fc8a70 402 if (0 == lengthType) {
mbedAustin 11:cada08fc8a70 403 _length = _tlv[_offset] & 0x07;
mbedAustin 11:cada08fc8a70 404 }
mbedAustin 11:cada08fc8a70 405 _offset++;
mbedAustin 11:cada08fc8a70 406
mbedAustin 11:cada08fc8a70 407 deserialiseID(idLength);
mbedAustin 11:cada08fc8a70 408 deserialiseLength(lengthType);
mbedAustin 11:cada08fc8a70 409
mbedAustin 11:cada08fc8a70 410 return this;
mbedAustin 11:cada08fc8a70 411 }
mbedAustin 11:cada08fc8a70 412
mbedAustin 11:cada08fc8a70 413 void TypeIdLength::deserialiseID(uint32_t idLength)
mbedAustin 11:cada08fc8a70 414 {
mbedAustin 11:cada08fc8a70 415 _id = _tlv[_offset++] & 0xFF;
mbedAustin 11:cada08fc8a70 416 if (ID16 == idLength) {
mbedAustin 11:cada08fc8a70 417 _id = (_id << 8) + (_tlv[_offset++] & 0xFF);
mbedAustin 11:cada08fc8a70 418 }
mbedAustin 11:cada08fc8a70 419 }
mbedAustin 11:cada08fc8a70 420
mbedAustin 11:cada08fc8a70 421 void TypeIdLength::deserialiseLength(uint32_t lengthType)
mbedAustin 11:cada08fc8a70 422 {
mbedAustin 11:cada08fc8a70 423 if (lengthType > 0) {
mbedAustin 11:cada08fc8a70 424 _length = _tlv[_offset++] & 0xFF;
mbedAustin 11:cada08fc8a70 425 }
mbedAustin 11:cada08fc8a70 426 if (lengthType > LENGTH8) {
mbedAustin 11:cada08fc8a70 427 _length = (_length << 8) + (_tlv[_offset++] & 0xFF);
mbedAustin 11:cada08fc8a70 428 }
mbedAustin 11:cada08fc8a70 429 if (lengthType > LENGTH16) {
mbedAustin 11:cada08fc8a70 430 _length = (_length << 8) + (_tlv[_offset++] & 0xFF);
mbedAustin 11:cada08fc8a70 431 }
mbedAustin 11:cada08fc8a70 432 }