Maggie Mei / mbedConnectorInterfaceWithDM

use TCP to connect to mbed connector

Fork of mbedConnectorInterfaceWithDM by Doug Anson

mbed-connector-interface/DynamicResource.h@28:cf32aa9842ce, 2016-06-14 (annotated)

Committer:
ansond
Date:
Tue Jun 14 04:22:23 2016 +0000
Revision:
28:cf32aa9842ce
Parent:
27:b8aaf7dc7023
Child:
54:dfee8691c83a
updates

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ansond 13:9edad7677211 1 /**
ansond 13:9edad7677211 2 * @file DynamicResource.h
ansond 13:9edad7677211 3 * @brief mbed CoAP Endpoint Dynamic Resource class
ansond 13:9edad7677211 4 * @author Doug Anson/Chris Paola
ansond 13:9edad7677211 5 * @version 1.0
ansond 13:9edad7677211 6 * @see
ansond 13:9edad7677211 7 *
ansond 13:9edad7677211 8 * Copyright (c) 2014
ansond 13:9edad7677211 9 *
ansond 13:9edad7677211 10 * Licensed under the Apache License, Version 2.0 (the "License");
ansond 13:9edad7677211 11 * you may not use this file except in compliance with the License.
ansond 13:9edad7677211 12 * You may obtain a copy of the License at
ansond 13:9edad7677211 13 *
ansond 13:9edad7677211 14 * http://www.apache.org/licenses/LICENSE-2.0
ansond 13:9edad7677211 15 *
ansond 13:9edad7677211 16 * Unless required by applicable law or agreed to in writing, software
ansond 13:9edad7677211 17 * distributed under the License is distributed on an "AS IS" BASIS,
ansond 13:9edad7677211 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
ansond 13:9edad7677211 19 * See the License for the specific language governing permissions and
ansond 13:9edad7677211 20 * limitations under the License.
ansond 13:9edad7677211 21 */
ansond 13:9edad7677211 22
ansond 13:9edad7677211 23 #ifndef __DYNAMIC_RESOURCE_H__
ansond 13:9edad7677211 24 #define __DYNAMIC_RESOURCE_H__
ansond 13:9edad7677211 25
ansond 13:9edad7677211 26 // Base Class
ansond 13:9edad7677211 27 #include "mbed-connector-interface/Resource.h"
ansond 13:9edad7677211 28
ansond 13:9edad7677211 29 // DataWrapper support
ansond 13:9edad7677211 30 #include "mbed-connector-interface/DataWrapper.h"
ansond 13:9edad7677211 31
ansond 13:9edad7677211 32 /** DynamicResource class
ansond 13:9edad7677211 33 */
ansond 13:9edad7677211 34 class DynamicResource : public Resource<string>
ansond 13:9edad7677211 35 {
ansond 13:9edad7677211 36 public:
ansond 13:9edad7677211 37 /**
ansond 13:9edad7677211 38 Default constructor (char strings)
ansond 13:9edad7677211 39 @param logger input logger instance for this resource
ansond 13:9edad7677211 40 @param obj_name input the Object
ansond 13:9edad7677211 41 @param name input the Resource URI/Name
ansond 13:9edad7677211 42 @param res_type input type for the Resource
ansond 13:9edad7677211 43 @param res_mask input the resource enablement mask (GET, PUT, etc...)
ansond 13:9edad7677211 44 @param observable input the resource is Observable (default: FALSE)
ansond 13:9edad7677211 45 */
ansond 27:b8aaf7dc7023 46 DynamicResource(const Logger *logger,const char *obj_name,const char *res_name,const char *res_type,uint8_t res_mask,const bool observable = false,const ResourceType type = STRING);
ansond 13:9edad7677211 47
ansond 13:9edad7677211 48 /**
ansond 13:9edad7677211 49 Default constructor (char strings)
ansond 13:9edad7677211 50 @param logger input logger instance for this resource
ansond 13:9edad7677211 51 @param obj_name input the Object
ansond 13:9edad7677211 52 @param name input the Resource URI/Name
ansond 13:9edad7677211 53 @param res_type input type for the Resource
ansond 13:9edad7677211 54 @param value input initial value for the Resource
ansond 13:9edad7677211 55 @param res_mask input the resource enablement mask (GET, PUT, etc...)
ansond 13:9edad7677211 56 @param observable input the resource is Observable (default: FALSE)
ansond 13:9edad7677211 57 */
ansond 27:b8aaf7dc7023 58 DynamicResource(const Logger *logger,const char *obj_name,const char *res_name,const char *res_type,const string value,uint8_t res_mask,const bool observable = false,const ResourceType type = STRING);
ansond 13:9edad7677211 59
ansond 13:9edad7677211 60 /**
ansond 13:9edad7677211 61 constructor with string buffer for name
ansond 13:9edad7677211 62 @param logger input logger instance for this resource
ansond 13:9edad7677211 63 @param obj_name input the Object
ansond 13:9edad7677211 64 @param name input the Resource URI/Name
ansond 13:9edad7677211 65 @param res_type input type for the Resource
ansond 13:9edad7677211 66 @param value input initial value for the Resource
ansond 13:9edad7677211 67 @param res_mask input the resource enablement mask (GET, PUT, etc...)
ansond 13:9edad7677211 68 @param observable input the resource is Observable (default: FALSE)
ansond 13:9edad7677211 69 */
ansond 27:b8aaf7dc7023 70 DynamicResource(const Logger *logger,const string obj_name,const string res_name,const string res_type,const string value,uint8_t res_mask,const bool observable = false,const ResourceType type = STRING);
ansond 13:9edad7677211 71
ansond 13:9edad7677211 72 /**
ansond 13:9edad7677211 73 Copy constructor
ansond 13:9edad7677211 74 @param resource input the DynamicResource that is to be deep copied
ansond 13:9edad7677211 75 */
ansond 13:9edad7677211 76 DynamicResource(const DynamicResource &resource);
ansond 13:9edad7677211 77
ansond 13:9edad7677211 78 /**
ansond 13:9edad7677211 79 Destructor
ansond 13:9edad7677211 80 */
ansond 13:9edad7677211 81 virtual ~DynamicResource();
ansond 13:9edad7677211 82
ansond 13:9edad7677211 83 /**
ansond 13:9edad7677211 84 Bind resource to endpoint
ansond 27:b8aaf7dc7023 85 @param ep input endpoint instance pointer
ansond 13:9edad7677211 86 */
ansond 27:b8aaf7dc7023 87 virtual void bind(void *ep);
ansond 13:9edad7677211 88
ansond 13:9edad7677211 89 /**
ansond 13:9edad7677211 90 Process the CoAP message
ansond 13:9edad7677211 91 @param op input the CoAP Verb (operation)
ansond 13:9edad7677211 92 @param type input clarification of the M2MBase instance being passed in (Object vs. ObjectInstance vs. Resource vs. ResourceInstance)
ansond 13:9edad7677211 93 @param args input arguments (unused)
ansond 13:9edad7677211 94 @return 0 - success, 1 - failure
ansond 13:9edad7677211 95 */
ansond 13:9edad7677211 96 uint8_t process(M2MBase::Operation op,M2MBase::BaseType type,void *args = NULL);
ansond 13:9edad7677211 97
ansond 13:9edad7677211 98 /**
ansond 13:9edad7677211 99 Resource value getter (REQUIRED: must be implemented in derived class as all Binders MUST support and implement GET)
ansond 13:9edad7677211 100 @returns string value of the resource
ansond 13:9edad7677211 101 */
ansond 27:b8aaf7dc7023 102 virtual string get();
ansond 0:1f1f55e73248 103
ansond 13:9edad7677211 104 /**
ansond 13:9edad7677211 105 Resource value setter (PUT) (OPTIONAL: defaulted noop if not derived. Binders MAY implement PUT if needed)
ansond 13:9edad7677211 106 @param string value of the resource
ansond 13:9edad7677211 107 */
ansond 13:9edad7677211 108 virtual void put(const string value);
ansond 13:9edad7677211 109
ansond 13:9edad7677211 110 /**
ansond 13:9edad7677211 111 Resource value setter (POST) (OPTIONAL: defaulted noop if not derived. Binders MAY implement POST if needed)
ansond 13:9edad7677211 112 @param void * args for the post() operation
ansond 13:9edad7677211 113 */
ansond 13:9edad7677211 114 virtual void post(void *args);
ansond 13:9edad7677211 115
ansond 13:9edad7677211 116 /**
ansond 13:9edad7677211 117 Resource value deleter (OPTIONAL: defaulted noop if not derived. Binders MAY implement DELETE if needed)
ansond 13:9edad7677211 118 @param void * args for the del() operation
ansond 13:9edad7677211 119 */
ansond 13:9edad7677211 120 virtual void del(void *args);
ansond 13:9edad7677211 121
ansond 13:9edad7677211 122 /**
ansond 13:9edad7677211 123 Send notification of new data
ansond 13:9edad7677211 124 @param data input the new data to update
ansond 13:9edad7677211 125 @returns 1 - success, 0 - failure
ansond 13:9edad7677211 126 */
ansond 13:9edad7677211 127 int notify(const string data);
ansond 13:9edad7677211 128
ansond 13:9edad7677211 129 /**
ansond 13:9edad7677211 130 Determine whether this dynamic resource is observable or not
ansond 13:9edad7677211 131 @returns true - is observable, false - otherwise
ansond 13:9edad7677211 132 */
ansond 13:9edad7677211 133 bool isObservable() { return this->m_observable; }
ansond 13:9edad7677211 134
ansond 13:9edad7677211 135 /**
ansond 13:9edad7677211 136 Set the observer pointer
ansond 13:9edad7677211 137 @param observer input the pointer to the ResourceObserver observing this resource
ansond 13:9edad7677211 138 */
ansond 13:9edad7677211 139 void setObserver(void *observer);
ansond 13:9edad7677211 140
ansond 13:9edad7677211 141 /**
ansond 13:9edad7677211 142 Set the content format for responses
ansond 13:9edad7677211 143 @param content_format short integer CoAP content-format ID
ansond 13:9edad7677211 144 */
ansond 13:9edad7677211 145 void setContentFormat(uint8_t content_format);
ansond 13:9edad7677211 146
ansond 13:9edad7677211 147 /**
ansond 13:9edad7677211 148 Set the max-age for cache control of responses in a proxy cache
ansond 13:9edad7677211 149 @param maxage short integer CoAP max-age in seconds
ansond 13:9edad7677211 150 */
ansond 13:9edad7677211 151 void setMaxAge(uint8_t maxage);
ansond 13:9edad7677211 152
ansond 13:9edad7677211 153 /**
ansond 13:9edad7677211 154 Set the data wrapper
ansond 13:9edad7677211 155 @param data_wrapper input the data wrapper instance
ansond 13:9edad7677211 156 */
ansond 13:9edad7677211 157 void setDataWrapper(DataWrapper *data_wrapper) { this->m_data_wrapper = data_wrapper; }
ansond 13:9edad7677211 158
ansond 13:9edad7677211 159 /**
ansond 13:9edad7677211 160 observe the resource
ansond 13:9edad7677211 161 */
ansond 13:9edad7677211 162 virtual void observe();
ansond 13:9edad7677211 163
ansond 13:9edad7677211 164 /**
ansond 13:9edad7677211 165 get the base resource representation
ansond 13:9edad7677211 166 */
ansond 27:b8aaf7dc7023 167 M2MResource *getResource();
ansond 13:9edad7677211 168
ansond 13:9edad7677211 169 /**
ansond 13:9edad7677211 170 Process a POST message for Resources
ansond 13:9edad7677211 171 */
ansond 13:9edad7677211 172 void process_resource_post(void *args);
ansond 13:9edad7677211 173
ansond 13:9edad7677211 174 /**
ansond 13:9edad7677211 175 Determine if we are connected or not
ansond 13:9edad7677211 176 */
ansond 13:9edad7677211 177 bool isConnected();
ansond 15:c11dbe4d354c 178
ansond 15:c11dbe4d354c 179 /**
ansond 15:c11dbe4d354c 180 Determine if we are registered or not
ansond 15:c11dbe4d354c 181 */
ansond 15:c11dbe4d354c 182 bool isRegistered();
ansond 13:9edad7677211 183
ansond 13:9edad7677211 184 protected:
ansond 27:b8aaf7dc7023 185 int notify(uint8_t *data,int data_length);
ansond 27:b8aaf7dc7023 186 DataWrapper *getDataWrapper() { return this->m_data_wrapper; }
ansond 13:9edad7677211 187 bool m_observable;
ansond 13:9edad7677211 188
ansond 13:9edad7677211 189 private:
ansond 13:9edad7677211 190
ansond 27:b8aaf7dc7023 191 string m_res_type; // a string description of our resource type (i.e. "Counter", etc...)
ansond 27:b8aaf7dc7023 192 ResourceType m_type; // the core type of our resource (i.e. String, Integer, etc...)
ansond 13:9edad7677211 193 uint8_t m_res_mask;
ansond 13:9edad7677211 194 uint8_t m_obs_number;
ansond 15:c11dbe4d354c 195 DataWrapper *m_data_wrapper;
ansond 13:9edad7677211 196 void *m_observer;
ansond 15:c11dbe4d354c 197 uint8_t m_maxage;
ansond 15:c11dbe4d354c 198 uint8_t m_content_format;
ansond 15:c11dbe4d354c 199 M2MResource *m_res;
ansond 27:b8aaf7dc7023 200 void *m_ep;
ansond 13:9edad7677211 201
ansond 28:cf32aa9842ce 202 public:
ansond 13:9edad7677211 203 // convenience method to create a string from the NSDL CoAP data buffers...
ansond 13:9edad7677211 204 string coapDataToString(uint8_t *coap_data_ptr,int coap_data_ptr_length);
ansond 27:b8aaf7dc7023 205 int coapDataToInteger(uint8_t *coap_data_ptr,int coap_data_ptr_length);
ansond 27:b8aaf7dc7023 206 float coapDataToFloat(uint8_t *coap_data_ptr,int coap_data_ptr_length);
ansond 27:b8aaf7dc7023 207 void *coapDataToOpaque(uint8_t *coap_data_ptr,int coap_data_ptr_length);
ansond 13:9edad7677211 208 };
ansond 13:9edad7677211 209
ansond 13:9edad7677211 210 #endif // __DYNAMIC_RESOURCE_H__
ansond 13:9edad7677211 211