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| 1 | +/** |
| 2 | + * @file |
| 3 | + * LightWeightM2M LWM2M Presence Sensor object. |
| 4 | + * |
| 5 | + * @author Imagination Technologies |
| 6 | + * |
| 7 | + * @copyright Copyright (c) 2016, Imagination Technologies Limited and/or its affiliated group |
| 8 | + * companies and/or licensors. |
| 9 | + * |
| 10 | + * All rights reserved. |
| 11 | + * |
| 12 | + * Redistribution and use in source and binary forms, with or without modification, are permitted |
| 13 | + * provided that the following conditions are met: |
| 14 | + * |
| 15 | + * 1. Redistributions of source code must retain the above copyright notice, this list of conditions |
| 16 | + * and the following disclaimer. |
| 17 | + * |
| 18 | + * 2. Redistributions in binary form must reproduce the above copyright notice, this list of |
| 19 | + * conditions and the following disclaimer in the documentation and/or other materials provided |
| 20 | + * with the distribution. |
| 21 | + * |
| 22 | + * 3. Neither the name of the copyright holder nor the names of its contributors may be used to |
| 23 | + * endorse or promote products derived from this software without specific prior written |
| 24 | + * permission. |
| 25 | + * |
| 26 | + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR |
| 27 | + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| 28 | + * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
| 29 | + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 30 | + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 31 | + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 32 | + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY |
| 33 | + * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 34 | + */ |
| 35 | + |
| 36 | +/*************************************************************************************************** |
| 37 | + * Includes |
| 38 | + **************************************************************************************************/ |
| 39 | + |
| 40 | +#include <stdio.h> |
| 41 | +#include <stdint.h> |
| 42 | +#include <stdbool.h> |
| 43 | +#include <string.h> |
| 44 | +#include <awa/static.h> |
| 45 | +#include "lwm2m-client-ipso-presence-sensor.h" |
| 46 | + |
| 47 | +/*************************************************************************************************** |
| 48 | + * Typedefs |
| 49 | + **************************************************************************************************/ |
| 50 | + |
| 51 | +typedef struct |
| 52 | +{ |
| 53 | + AwaBoolean State; |
| 54 | + AwaInteger Counter; |
| 55 | + char SensorType[128]; |
| 56 | + AwaInteger BusyToClearDelay; |
| 57 | + AwaInteger ClearToBusyDelay; |
| 58 | +} IPSOPresenceSensor; |
| 59 | + |
| 60 | +/*************************************************************************************************** |
| 61 | + * Globals |
| 62 | + **************************************************************************************************/ |
| 63 | + |
| 64 | +static IPSOPresenceSensor presenceSensors[PRESENCE_SENSORS]; |
| 65 | + |
| 66 | +/*************************************************************************************************** |
| 67 | + * Implementation |
| 68 | + **************************************************************************************************/ |
| 69 | + |
| 70 | +static AwaResult PresenceSensorHandler(AwaStaticClient *client, AwaOperation operation, AwaObjectID objectID, AwaObjectInstanceID objectInstanceID, |
| 71 | + AwaResourceID resourceID, AwaResourceInstanceID resourceInstanceID, void **dataPointer, size_t *dataSize, bool *changed) |
| 72 | +{ |
| 73 | + AwaResult result = AwaResult_InternalError; |
| 74 | + if (!((objectID == IPSO_PRESENCE_OBJECT) && (objectInstanceID >= 0) && (objectInstanceID < PRESENCE_SENSORS))) |
| 75 | + { |
| 76 | + printf("Incorrect object data\n"); |
| 77 | + return result; |
| 78 | + } |
| 79 | + |
| 80 | + switch (operation) |
| 81 | + { |
| 82 | + case AwaOperation_DeleteObjectInstance: |
| 83 | + result = AwaResult_SuccessDeleted; |
| 84 | + memset(&presenceSensors[objectInstanceID], 0, sizeof(presenceSensors[objectInstanceID])); |
| 85 | + break; |
| 86 | + |
| 87 | + case AwaOperation_CreateObjectInstance: |
| 88 | + result = AwaResult_SuccessCreated; |
| 89 | + memset(&presenceSensors[objectInstanceID], 0, sizeof(presenceSensors[objectInstanceID])); |
| 90 | + break; |
| 91 | + |
| 92 | + case AwaOperation_CreateResource: |
| 93 | + result = AwaResult_SuccessCreated; |
| 94 | + break; |
| 95 | + |
| 96 | + case AwaOperation_Execute: |
| 97 | + if (resourceID == IPSO_DIGITAL_INPUT_COUNTER_RESET) |
| 98 | + { |
| 99 | + presenceSensors[objectInstanceID].Counter = 0; |
| 100 | + AwaStaticClient_ResourceChanged(client, IPSO_PRESENCE_OBJECT, objectInstanceID, IPSO_DIGITAL_INPUT_COUNTER); |
| 101 | + result = AwaResult_Success; |
| 102 | + } |
| 103 | + else |
| 104 | + { |
| 105 | + printf("\n Invalid resource ID for PresenceSensor execute operation"); |
| 106 | + result = AwaResult_InternalError; |
| 107 | + } |
| 108 | + break; |
| 109 | + |
| 110 | + case AwaOperation_Read: |
| 111 | + result = AwaResult_SuccessContent; |
| 112 | + switch (resourceID) |
| 113 | + { |
| 114 | + case IPSO_DIGITAL_INPUT_STATE: |
| 115 | + *dataPointer = &presenceSensors[objectInstanceID].State; |
| 116 | + *dataSize = sizeof(presenceSensors[objectInstanceID].State); |
| 117 | + break; |
| 118 | + |
| 119 | + case IPSO_DIGITAL_INPUT_COUNTER: |
| 120 | + *dataPointer = &presenceSensors[objectInstanceID].Counter; |
| 121 | + *dataSize = sizeof(presenceSensors[objectInstanceID].Counter); |
| 122 | + break; |
| 123 | + |
| 124 | + case IPSO_SENSOR_TYPE: |
| 125 | + *dataPointer = presenceSensors[objectInstanceID].SensorType; |
| 126 | + *dataSize = strlen(presenceSensors[objectInstanceID].SensorType); |
| 127 | + break; |
| 128 | + |
| 129 | + case IPSO_BUSY_TO_CLEAR_DELAY: |
| 130 | + *dataPointer = &presenceSensors[objectInstanceID].BusyToClearDelay; |
| 131 | + *dataSize = sizeof(presenceSensors[objectInstanceID].BusyToClearDelay); |
| 132 | + break; |
| 133 | + |
| 134 | + case IPSO_CLEAR_TO_BUSY_DELAY: |
| 135 | + *dataPointer = &presenceSensors[objectInstanceID].ClearToBusyDelay; |
| 136 | + *dataSize = sizeof(presenceSensors[objectInstanceID].ClearToBusyDelay); |
| 137 | + break; |
| 138 | + |
| 139 | + default: |
| 140 | + printf("\n Invalid resource ID for PresenceSensor read operation"); |
| 141 | + result = AwaResult_InternalError; |
| 142 | + break; |
| 143 | + } |
| 144 | + break; |
| 145 | + |
| 146 | + case AwaOperation_Write: |
| 147 | + *changed = true; |
| 148 | + result = AwaResult_SuccessChanged; |
| 149 | + switch (resourceID) |
| 150 | + { |
| 151 | + case IPSO_DIGITAL_INPUT_STATE: |
| 152 | + presenceSensors[objectInstanceID].State = *((AwaBoolean *)*dataPointer); |
| 153 | + break; |
| 154 | + |
| 155 | + case IPSO_DIGITAL_INPUT_COUNTER: |
| 156 | + presenceSensors[objectInstanceID].Counter = *((AwaInteger *)*dataPointer); |
| 157 | + break; |
| 158 | + |
| 159 | + case IPSO_SENSOR_TYPE: |
| 160 | + if(*dataSize < sizeof(presenceSensors[objectInstanceID].SensorType)) |
| 161 | + { |
| 162 | + memcpy(presenceSensors[objectInstanceID].SensorType, *dataPointer, *dataSize); |
| 163 | + presenceSensors[objectInstanceID].SensorType[*dataSize] = '\0'; |
| 164 | + } |
| 165 | + else |
| 166 | + { |
| 167 | + result = AwaResult_BadRequest; |
| 168 | + } |
| 169 | + break; |
| 170 | + |
| 171 | + case IPSO_BUSY_TO_CLEAR_DELAY: |
| 172 | + presenceSensors[objectInstanceID].BusyToClearDelay = *((AwaInteger *)*dataPointer); |
| 173 | + break; |
| 174 | + |
| 175 | + case IPSO_CLEAR_TO_BUSY_DELAY: |
| 176 | + presenceSensors[objectInstanceID].ClearToBusyDelay = *((AwaInteger *)*dataPointer); |
| 177 | + break; |
| 178 | + |
| 179 | + default: |
| 180 | + printf("\n Invalid resource ID for DigitalInput write operation"); |
| 181 | + result = AwaResult_InternalError; |
| 182 | + break; |
| 183 | + } |
| 184 | + break; |
| 185 | + default: |
| 186 | + printf("DigitalInput - unknown operation\n"); |
| 187 | + break; |
| 188 | + } |
| 189 | + return result; |
| 190 | +} |
| 191 | + |
| 192 | +int DefinePresenceSensorObject(AwaStaticClient *awaClient) |
| 193 | +{ |
| 194 | + AwaError error; |
| 195 | + int i; |
| 196 | + |
| 197 | + error = AwaStaticClient_DefineObjectWithHandler(awaClient, "PresenceSensor", IPSO_PRESENCE_OBJECT, 0, PRESENCE_SENSORS, PresenceSensorHandler); |
| 198 | + if (error != AwaError_Success) |
| 199 | + { |
| 200 | + printf("Failed to register flow access object\n"); |
| 201 | + return 1; |
| 202 | + } |
| 203 | + |
| 204 | + error = AwaStaticClient_DefineResourceWithHandler(awaClient, "State", IPSO_PRESENCE_OBJECT, IPSO_DIGITAL_INPUT_STATE, AwaResourceType_Boolean, 1, 1, AwaResourceOperations_ReadOnly, PresenceSensorHandler); |
| 205 | + if (error != AwaError_Success) |
| 206 | + { |
| 207 | + printf("Failed to define State resource\n"); |
| 208 | + return 1; |
| 209 | + } |
| 210 | + |
| 211 | + error = AwaStaticClient_DefineResourceWithHandler(awaClient, "Counter", IPSO_PRESENCE_OBJECT, IPSO_DIGITAL_INPUT_COUNTER, AwaResourceType_Integer, 0, 1, AwaResourceOperations_ReadOnly, PresenceSensorHandler); |
| 212 | + if (error != AwaError_Success) |
| 213 | + { |
| 214 | + printf("Failed to define Counter resource\n"); |
| 215 | + return 1; |
| 216 | + } |
| 217 | + |
| 218 | + error = AwaStaticClient_DefineResourceWithHandler(awaClient, "SensorType", IPSO_PRESENCE_OBJECT , IPSO_SENSOR_TYPE, AwaResourceType_String, 0, 1, AwaResourceOperations_ReadOnly, PresenceSensorHandler); |
| 219 | + if (error != AwaError_Success) |
| 220 | + { |
| 221 | + printf("Failed to define SensorType resource\n"); |
| 222 | + return 1; |
| 223 | + } |
| 224 | + |
| 225 | + error = AwaStaticClient_DefineResourceWithHandler(awaClient, "BusyToClearDelay", IPSO_PRESENCE_OBJECT, IPSO_BUSY_TO_CLEAR_DELAY, AwaResourceType_Integer, 0, 1, AwaResourceOperations_ReadOnly, PresenceSensorHandler); |
| 226 | + if (error != AwaError_Success) |
| 227 | + { |
| 228 | + printf("Failed to define BusyToClearDelay resource\n"); |
| 229 | + return 1; |
| 230 | + } |
| 231 | + |
| 232 | + error = AwaStaticClient_DefineResourceWithHandler(awaClient, "ClearToBusyDelay", IPSO_PRESENCE_OBJECT, IPSO_CLEAR_TO_BUSY_DELAY, AwaResourceType_Integer, 0, 1, AwaResourceOperations_ReadOnly, PresenceSensorHandler); |
| 233 | + if (error != AwaError_Success) |
| 234 | + { |
| 235 | + printf("Failed to define ClearToBusyDelay resource\n"); |
| 236 | + return 1; |
| 237 | + } |
| 238 | + |
| 239 | + error = AwaStaticClient_DefineResourceWithHandler(awaClient, "CounterReset", IPSO_PRESENCE_OBJECT , IPSO_DIGITAL_INPUT_COUNTER_RESET, AwaResourceType_Opaque, 0, 1, AwaResourceOperations_Execute, PresenceSensorHandler); |
| 240 | + if (error != AwaError_Success) |
| 241 | + { |
| 242 | + printf("Failed to define CounterReset resource\n"); |
| 243 | + return 1; |
| 244 | + } |
| 245 | + |
| 246 | + for (i = 0; i < PRESENCE_SENSORS; i++) |
| 247 | + { |
| 248 | + AwaStaticClient_CreateObjectInstance(awaClient, IPSO_PRESENCE_OBJECT, i); |
| 249 | + AwaStaticClient_CreateResource(awaClient, IPSO_PRESENCE_OBJECT, i, IPSO_DIGITAL_INPUT_COUNTER); |
| 250 | + } |
| 251 | + return 0; |
| 252 | +} |
| 253 | + |
| 254 | + |
| 255 | +int PresenceSensor_IncrementCounter(AwaStaticClient *awaClient, AwaObjectInstanceID objectInstanceID) |
| 256 | +{ |
| 257 | + if ((awaClient != NULL) && (objectInstanceID >= 0) && (objectInstanceID < PRESENCE_SENSORS)) |
| 258 | + { |
| 259 | + presenceSensors[objectInstanceID].Counter += 1; |
| 260 | + AwaStaticClient_ResourceChanged(awaClient, IPSO_PRESENCE_OBJECT, objectInstanceID, IPSO_DIGITAL_INPUT_COUNTER); |
| 261 | + return 0; |
| 262 | + } |
| 263 | + else |
| 264 | + { |
| 265 | + printf("Invalid arguments passed to %s", __func__); |
| 266 | + return 1; |
| 267 | + } |
| 268 | +} |
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