Azure IoT / azure_umqtt_c

A small footprint MQTT library

Dependents:   STM32F746_iothub_client_sample_mqtt FXOS8700CQ_To_Azure_IoT f767zi_mqtt FXOS8700CQ_To_Azure_IoT ... more

mqtt_message.c@18:6d13ad04e8a0, 2017-08-11 (annotated)

Committer:
AzureIoTClient
Date:
Fri Aug 11 14:02:56 2017 -0700
Revision:
18:6d13ad04e8a0
Parent:
15:ec5a36121959
Child:
20:a8254fa69b6c
1.1.21

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Azure.IoT Build 0:ef4901974abc 1 // Copyright (c) Microsoft. All rights reserved.
Azure.IoT Build 0:ef4901974abc 2 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
Azure.IoT Build 0:ef4901974abc 3
Azure.IoT Build 0:ef4901974abc 4 #include <stdlib.h>
Azure.IoT Build 0:ef4901974abc 5 #include "azure_umqtt_c/mqtt_message.h"
AzureIoTClient 15:ec5a36121959 6 #include "azure_c_shared_utility/optimize_size.h"
Azure.IoT Build 0:ef4901974abc 7 #include "azure_c_shared_utility/gballoc.h"
AzureIoTClient 18:6d13ad04e8a0 8 #include "azure_c_shared_utility/xlogging.h"
Azure.IoT Build 0:ef4901974abc 9
Azure.IoT Build 0:ef4901974abc 10 typedef struct MQTT_MESSAGE_TAG
Azure.IoT Build 0:ef4901974abc 11 {
Azure.IoT Build 0:ef4901974abc 12 uint16_t packetId;
AzureIoTClient 18:6d13ad04e8a0 13 QOS_VALUE qosInfo;
AzureIoTClient 18:6d13ad04e8a0 14
Azure.IoT Build 0:ef4901974abc 15 char* topicName;
Azure.IoT Build 0:ef4901974abc 16 APP_PAYLOAD appPayload;
AzureIoTClient 18:6d13ad04e8a0 17
AzureIoTClient 18:6d13ad04e8a0 18 const char* const_topic_name;
AzureIoTClient 18:6d13ad04e8a0 19 APP_PAYLOAD const_payload;
AzureIoTClient 18:6d13ad04e8a0 20
Azure.IoT Build 0:ef4901974abc 21 bool isDuplicateMsg;
Azure.IoT Build 0:ef4901974abc 22 bool isMessageRetained;
Azure.IoT Build 0:ef4901974abc 23 } MQTT_MESSAGE;
Azure.IoT Build 0:ef4901974abc 24
AzureIoTClient 18:6d13ad04e8a0 25 MQTT_MESSAGE_HANDLE mqttmessage_create_in_place(uint16_t packetId, const char* topicName, QOS_VALUE qosValue, const uint8_t* appMsg, size_t appMsgLength)
AzureIoTClient 18:6d13ad04e8a0 26 {
AzureIoTClient 18:6d13ad04e8a0 27 /* Codes_SRS_MQTTMESSAGE_07_026: [If the parameters topicName is NULL then mqttmessage_create_in_place shall return NULL.].] */
AzureIoTClient 18:6d13ad04e8a0 28 MQTT_MESSAGE* result;
AzureIoTClient 18:6d13ad04e8a0 29 if (topicName == NULL)
AzureIoTClient 18:6d13ad04e8a0 30 {
AzureIoTClient 18:6d13ad04e8a0 31 LogError("Invalid Parameter topicName: %p, packetId: %d.", topicName, packetId);
AzureIoTClient 18:6d13ad04e8a0 32 result = NULL;
AzureIoTClient 18:6d13ad04e8a0 33 }
AzureIoTClient 18:6d13ad04e8a0 34 else
AzureIoTClient 18:6d13ad04e8a0 35 {
AzureIoTClient 18:6d13ad04e8a0 36 result = malloc(sizeof(MQTT_MESSAGE));
AzureIoTClient 18:6d13ad04e8a0 37 if (result != NULL)
AzureIoTClient 18:6d13ad04e8a0 38 {
AzureIoTClient 18:6d13ad04e8a0 39 memset(result, 0, sizeof(MQTT_MESSAGE) );
AzureIoTClient 18:6d13ad04e8a0 40 result->const_topic_name = topicName;
AzureIoTClient 18:6d13ad04e8a0 41
AzureIoTClient 18:6d13ad04e8a0 42 result->packetId = packetId;
AzureIoTClient 18:6d13ad04e8a0 43 result->isDuplicateMsg = false;
AzureIoTClient 18:6d13ad04e8a0 44 result->isMessageRetained = false;
AzureIoTClient 18:6d13ad04e8a0 45 result->qosInfo = qosValue;
AzureIoTClient 18:6d13ad04e8a0 46
AzureIoTClient 18:6d13ad04e8a0 47 /* Codes_SRS_MQTTMESSAGE_07_027: [mqttmessage_create_in_place shall use the a pointer to topicName or appMsg .] */
AzureIoTClient 18:6d13ad04e8a0 48 result->const_payload.length = appMsgLength;
AzureIoTClient 18:6d13ad04e8a0 49 if (result->const_payload.length > 0)
AzureIoTClient 18:6d13ad04e8a0 50 {
AzureIoTClient 18:6d13ad04e8a0 51 result->const_payload.message = (uint8_t*)appMsg;
AzureIoTClient 18:6d13ad04e8a0 52 }
AzureIoTClient 18:6d13ad04e8a0 53 }
AzureIoTClient 18:6d13ad04e8a0 54 else
AzureIoTClient 18:6d13ad04e8a0 55 {
AzureIoTClient 18:6d13ad04e8a0 56 /* Codes_SRS_MQTTMESSAGE_07_028: [If any memory allocation fails mqttmessage_create_in_place shall free any allocated memory and return NULL.] */
AzureIoTClient 18:6d13ad04e8a0 57 LogError("Failure unable to allocate MQTT Message.");
AzureIoTClient 18:6d13ad04e8a0 58 }
AzureIoTClient 18:6d13ad04e8a0 59 }
AzureIoTClient 18:6d13ad04e8a0 60 /* Codes_SRS_MQTTMESSAGE_07_029: [ Upon success, mqttmessage_create_in_place shall return a NON-NULL MQTT_MESSAGE_HANDLE value.] */
AzureIoTClient 18:6d13ad04e8a0 61 return (MQTT_MESSAGE_HANDLE)result;
AzureIoTClient 18:6d13ad04e8a0 62 }
AzureIoTClient 18:6d13ad04e8a0 63
Azure.IoT Build 0:ef4901974abc 64 MQTT_MESSAGE_HANDLE mqttmessage_create(uint16_t packetId, const char* topicName, QOS_VALUE qosValue, const uint8_t* appMsg, size_t appMsgLength)
Azure.IoT Build 0:ef4901974abc 65 {
Azure.IoT Build 0:ef4901974abc 66 /* Codes_SRS_MQTTMESSAGE_07_001:[If the parameters topicName is NULL is zero then mqttmessage_create shall return NULL.] */
Azure.IoT Build 0:ef4901974abc 67 MQTT_MESSAGE* result;
Azure.IoT Build 0:ef4901974abc 68 if (topicName == NULL)
Azure.IoT Build 0:ef4901974abc 69 {
AzureIoTClient 18:6d13ad04e8a0 70 LogError("Invalid Parameter topicName: %p, packetId: %d.", topicName, packetId);
Azure.IoT Build 0:ef4901974abc 71 result = NULL;
Azure.IoT Build 0:ef4901974abc 72 }
Azure.IoT Build 0:ef4901974abc 73 else
Azure.IoT Build 0:ef4901974abc 74 {
Azure.IoT Build 0:ef4901974abc 75 /* Codes_SRS_MQTTMESSAGE_07_002: [mqttmessage_create shall allocate and copy the topicName and appMsg parameters.] */
Azure.IoT Build 0:ef4901974abc 76 result = malloc(sizeof(MQTT_MESSAGE));
Azure.IoT Build 0:ef4901974abc 77 if (result != NULL)
Azure.IoT Build 0:ef4901974abc 78 {
AzureIoTClient 18:6d13ad04e8a0 79 memset(result, 0, sizeof(MQTT_MESSAGE));
Azure.IoT Build 0:ef4901974abc 80 if (mallocAndStrcpy_s(&result->topicName, topicName) != 0)
Azure.IoT Build 0:ef4901974abc 81 {
Azure.IoT Build 0:ef4901974abc 82 /* Codes_SRS_MQTTMESSAGE_07_003: [If any memory allocation fails mqttmessage_create shall free any allocated memory and return NULL.] */
Azure.IoT Build 0:ef4901974abc 83 free(result);
Azure.IoT Build 0:ef4901974abc 84 result = NULL;
Azure.IoT Build 0:ef4901974abc 85 }
Azure.IoT Build 0:ef4901974abc 86 else
Azure.IoT Build 0:ef4901974abc 87 {
Azure.IoT Build 0:ef4901974abc 88 result->packetId = packetId;
Azure.IoT Build 0:ef4901974abc 89 result->isDuplicateMsg = false;
Azure.IoT Build 0:ef4901974abc 90 result->isMessageRetained = false;
Azure.IoT Build 0:ef4901974abc 91 result->qosInfo = qosValue;
Azure.IoT Build 0:ef4901974abc 92
Azure.IoT Build 0:ef4901974abc 93 /* Codes_SRS_MQTTMESSAGE_07_002: [mqttmessage_create shall allocate and copy the topicName and appMsg parameters.] */
Azure.IoT Build 0:ef4901974abc 94 result->appPayload.length = appMsgLength;
Azure.IoT Build 0:ef4901974abc 95 if (result->appPayload.length > 0)
Azure.IoT Build 0:ef4901974abc 96 {
Azure.IoT Build 0:ef4901974abc 97 result->appPayload.message = malloc(appMsgLength);
Azure.IoT Build 0:ef4901974abc 98 if (result->appPayload.message == NULL)
Azure.IoT Build 0:ef4901974abc 99 {
Azure.IoT Build 0:ef4901974abc 100 /* Codes_SRS_MQTTMESSAGE_07_003: [If any memory allocation fails mqttmessage_create shall free any allocated memory and return NULL.] */
Azure.IoT Build 0:ef4901974abc 101 free(result->topicName);
Azure.IoT Build 0:ef4901974abc 102 free(result);
Azure.IoT Build 0:ef4901974abc 103 result = NULL;
Azure.IoT Build 0:ef4901974abc 104 }
Azure.IoT Build 0:ef4901974abc 105 else
Azure.IoT Build 0:ef4901974abc 106 {
AzureIoTClient 13:3c202001e4ba 107 (void)memcpy(result->appPayload.message, appMsg, appMsgLength);
Azure.IoT Build 0:ef4901974abc 108 }
Azure.IoT Build 0:ef4901974abc 109 }
Azure.IoT Build 0:ef4901974abc 110 else
Azure.IoT Build 0:ef4901974abc 111 {
Azure.IoT Build 0:ef4901974abc 112 result->appPayload.message = NULL;
Azure.IoT Build 0:ef4901974abc 113 }
Azure.IoT Build 0:ef4901974abc 114 }
Azure.IoT Build 0:ef4901974abc 115 }
Azure.IoT Build 0:ef4901974abc 116 }
Azure.IoT Build 0:ef4901974abc 117 /* Codes_SRS_MQTTMESSAGE_07_004: [If mqttmessage_createMessage succeeds the it shall return a NON-NULL MQTT_MESSAGE_HANDLE value.] */
AzureIoTClient 18:6d13ad04e8a0 118 return (MQTT_MESSAGE_HANDLE)result;
Azure.IoT Build 0:ef4901974abc 119 }
Azure.IoT Build 0:ef4901974abc 120
Azure.IoT Build 0:ef4901974abc 121 void mqttmessage_destroy(MQTT_MESSAGE_HANDLE handle)
Azure.IoT Build 0:ef4901974abc 122 {
Azure.IoT Build 0:ef4901974abc 123 MQTT_MESSAGE* msgInfo = (MQTT_MESSAGE*)handle;
Azure.IoT Build 0:ef4901974abc 124 /* Codes_SRS_MQTTMESSAGE_07_005: [If the handle parameter is NULL then mqttmessage_destroyMessage shall do nothing] */
Azure.IoT Build 0:ef4901974abc 125 if (msgInfo != NULL)
Azure.IoT Build 0:ef4901974abc 126 {
Azure.IoT Build 0:ef4901974abc 127 /* Codes_SRS_MQTTMESSAGE_07_006: [mqttmessage_destroyMessage shall free all resources associated with the MQTT_MESSAGE_HANDLE value] */
AzureIoTClient 18:6d13ad04e8a0 128 if (msgInfo->topicName != NULL)
AzureIoTClient 18:6d13ad04e8a0 129 {
AzureIoTClient 18:6d13ad04e8a0 130 free(msgInfo->topicName);
AzureIoTClient 18:6d13ad04e8a0 131 }
Azure.IoT Build 0:ef4901974abc 132 if (msgInfo->appPayload.message != NULL)
Azure.IoT Build 0:ef4901974abc 133 {
Azure.IoT Build 0:ef4901974abc 134 free(msgInfo->appPayload.message);
Azure.IoT Build 0:ef4901974abc 135 }
Azure.IoT Build 0:ef4901974abc 136 free(msgInfo);
Azure.IoT Build 0:ef4901974abc 137 }
Azure.IoT Build 0:ef4901974abc 138 }
Azure.IoT Build 0:ef4901974abc 139
Azure.IoT Build 0:ef4901974abc 140 MQTT_MESSAGE_HANDLE mqttmessage_clone(MQTT_MESSAGE_HANDLE handle)
Azure.IoT Build 0:ef4901974abc 141 {
Azure.IoT Build 0:ef4901974abc 142 MQTT_MESSAGE_HANDLE result;
Azure.IoT Build 0:ef4901974abc 143 if (handle == NULL)
Azure.IoT Build 0:ef4901974abc 144 {
Azure.IoT Build 0:ef4901974abc 145 /* Codes_SRS_MQTTMESSAGE_07_007: [If handle parameter is NULL then mqttmessage_clone shall return NULL.] */
AzureIoTClient 18:6d13ad04e8a0 146 LogError("Invalid Parameter handle: %p.", handle);
Azure.IoT Build 0:ef4901974abc 147 result = NULL;
Azure.IoT Build 0:ef4901974abc 148 }
Azure.IoT Build 0:ef4901974abc 149 else
Azure.IoT Build 0:ef4901974abc 150 {
Azure.IoT Build 0:ef4901974abc 151 /* Codes_SRS_MQTTMESSAGE_07_008: [mqttmessage_clone shall create a new MQTT_MESSAGE_HANDLE with data content identical of the handle value.] */
Azure.IoT Build 0:ef4901974abc 152 MQTT_MESSAGE* mqtt_message = (MQTT_MESSAGE*)handle;
Azure.IoT Build 0:ef4901974abc 153 result = mqttmessage_create(mqtt_message->packetId, mqtt_message->topicName, mqtt_message->qosInfo, mqtt_message->appPayload.message, mqtt_message->appPayload.length);
Azure.IoT Build 0:ef4901974abc 154 if (result != NULL)
Azure.IoT Build 0:ef4901974abc 155 {
Azure.IoT Build 0:ef4901974abc 156 (void)mqttmessage_setIsDuplicateMsg(result, mqtt_message->isDuplicateMsg);
Azure.IoT Build 0:ef4901974abc 157 (void)mqttmessage_setIsRetained(result, mqtt_message->isMessageRetained);
Azure.IoT Build 0:ef4901974abc 158 }
Azure.IoT Build 0:ef4901974abc 159 }
Azure.IoT Build 0:ef4901974abc 160 return result;
Azure.IoT Build 0:ef4901974abc 161 }
Azure.IoT Build 0:ef4901974abc 162
Azure.IoT Build 0:ef4901974abc 163 uint16_t mqttmessage_getPacketId(MQTT_MESSAGE_HANDLE handle)
Azure.IoT Build 0:ef4901974abc 164 {
Azure.IoT Build 0:ef4901974abc 165 uint16_t result;
Azure.IoT Build 0:ef4901974abc 166 if (handle == NULL)
Azure.IoT Build 0:ef4901974abc 167 {
Azure.IoT Build 0:ef4901974abc 168 /* Codes_SRS_MQTTMESSAGE_07_010: [If handle is NULL then mqttmessage_getPacketId shall return 0.] */
AzureIoTClient 18:6d13ad04e8a0 169 LogError("Invalid Parameter handle: %p.", handle);
Azure.IoT Build 0:ef4901974abc 170 result = 0;
Azure.IoT Build 0:ef4901974abc 171 }
Azure.IoT Build 0:ef4901974abc 172 else
Azure.IoT Build 0:ef4901974abc 173 {
Azure.IoT Build 0:ef4901974abc 174 /* Codes_SRS_MQTTMESSAGE_07_011: [mqttmessage_getPacketId shall return the packetId value contained in MQTT_MESSAGE_HANDLE handle.] */
Azure.IoT Build 0:ef4901974abc 175 MQTT_MESSAGE* msgInfo = (MQTT_MESSAGE*)handle;
Azure.IoT Build 0:ef4901974abc 176 result = msgInfo->packetId;
Azure.IoT Build 0:ef4901974abc 177 }
Azure.IoT Build 0:ef4901974abc 178 return result;
Azure.IoT Build 0:ef4901974abc 179 }
Azure.IoT Build 0:ef4901974abc 180
Azure.IoT Build 0:ef4901974abc 181 const char* mqttmessage_getTopicName(MQTT_MESSAGE_HANDLE handle)
Azure.IoT Build 0:ef4901974abc 182 {
Azure.IoT Build 0:ef4901974abc 183 const char* result;
Azure.IoT Build 0:ef4901974abc 184 if (handle == NULL)
Azure.IoT Build 0:ef4901974abc 185 {
Azure.IoT Build 0:ef4901974abc 186 /* Codes_SRS_MQTTMESSAGE_07_012: [If handle is NULL then mqttmessage_getTopicName shall return a NULL string.] */
AzureIoTClient 18:6d13ad04e8a0 187 LogError("Invalid Parameter handle: %p.", handle);
Azure.IoT Build 0:ef4901974abc 188 result = NULL;
Azure.IoT Build 0:ef4901974abc 189 }
Azure.IoT Build 0:ef4901974abc 190 else
Azure.IoT Build 0:ef4901974abc 191 {
Azure.IoT Build 0:ef4901974abc 192 /* Codes_SRS_MQTTMESSAGE_07_013: [mqttmessage_getTopicName shall return the topicName contained in MQTT_MESSAGE_HANDLE handle.] */
Azure.IoT Build 0:ef4901974abc 193 MQTT_MESSAGE* msgInfo = (MQTT_MESSAGE*)handle;
AzureIoTClient 18:6d13ad04e8a0 194 if (msgInfo->topicName == NULL)
AzureIoTClient 18:6d13ad04e8a0 195 {
AzureIoTClient 18:6d13ad04e8a0 196 result = msgInfo->const_topic_name;
AzureIoTClient 18:6d13ad04e8a0 197 }
AzureIoTClient 18:6d13ad04e8a0 198 else
AzureIoTClient 18:6d13ad04e8a0 199 {
AzureIoTClient 18:6d13ad04e8a0 200 result = msgInfo->topicName;
AzureIoTClient 18:6d13ad04e8a0 201 }
Azure.IoT Build 0:ef4901974abc 202 }
Azure.IoT Build 0:ef4901974abc 203 return result;
Azure.IoT Build 0:ef4901974abc 204 }
Azure.IoT Build 0:ef4901974abc 205
Azure.IoT Build 0:ef4901974abc 206 QOS_VALUE mqttmessage_getQosType(MQTT_MESSAGE_HANDLE handle)
Azure.IoT Build 0:ef4901974abc 207 {
Azure.IoT Build 0:ef4901974abc 208 QOS_VALUE result;
Azure.IoT Build 0:ef4901974abc 209 if (handle == NULL)
Azure.IoT Build 0:ef4901974abc 210 {
Azure.IoT Build 0:ef4901974abc 211 /* Codes_SRS_MQTTMESSAGE_07_014: [If handle is NULL then mqttmessage_getQosType shall return the default DELIVER_AT_MOST_ONCE value.] */
AzureIoTClient 18:6d13ad04e8a0 212 LogError("Invalid Parameter handle: %p.", handle);
Azure.IoT Build 0:ef4901974abc 213 result = DELIVER_AT_MOST_ONCE;
Azure.IoT Build 0:ef4901974abc 214 }
Azure.IoT Build 0:ef4901974abc 215 else
Azure.IoT Build 0:ef4901974abc 216 {
Azure.IoT Build 0:ef4901974abc 217 /* Codes_SRS_MQTTMESSAGE_07_015: [mqttmessage_getQosType shall return the QOS Type value contained in MQTT_MESSAGE_HANDLE handle.] */
Azure.IoT Build 0:ef4901974abc 218 MQTT_MESSAGE* msgInfo = (MQTT_MESSAGE*)handle;
Azure.IoT Build 0:ef4901974abc 219 result = msgInfo->qosInfo;
Azure.IoT Build 0:ef4901974abc 220 }
Azure.IoT Build 0:ef4901974abc 221 return result;
Azure.IoT Build 0:ef4901974abc 222 }
Azure.IoT Build 0:ef4901974abc 223
Azure.IoT Build 0:ef4901974abc 224 bool mqttmessage_getIsDuplicateMsg(MQTT_MESSAGE_HANDLE handle)
Azure.IoT Build 0:ef4901974abc 225 {
Azure.IoT Build 0:ef4901974abc 226 bool result;
Azure.IoT Build 0:ef4901974abc 227 if (handle == NULL)
Azure.IoT Build 0:ef4901974abc 228 {
Azure.IoT Build 0:ef4901974abc 229 /* Codes_SRS_MQTTMESSAGE_07_016: [If handle is NULL then mqttmessage_getIsDuplicateMsg shall return false.] */
AzureIoTClient 18:6d13ad04e8a0 230 LogError("Invalid Parameter handle: %p.", handle);
Azure.IoT Build 0:ef4901974abc 231 result = false;
Azure.IoT Build 0:ef4901974abc 232 }
Azure.IoT Build 0:ef4901974abc 233 else
Azure.IoT Build 0:ef4901974abc 234 {
Azure.IoT Build 0:ef4901974abc 235 /* Codes_SRS_MQTTMESSAGE_07_017: [mqttmessage_getIsDuplicateMsg shall return the isDuplicateMsg value contained in MQTT_MESSAGE_HANDLE handle.] */
Azure.IoT Build 0:ef4901974abc 236 MQTT_MESSAGE* msgInfo = (MQTT_MESSAGE*)handle;
Azure.IoT Build 0:ef4901974abc 237 result = msgInfo->isDuplicateMsg;
Azure.IoT Build 0:ef4901974abc 238 }
Azure.IoT Build 0:ef4901974abc 239 return result;
Azure.IoT Build 0:ef4901974abc 240 }
Azure.IoT Build 0:ef4901974abc 241
Azure.IoT Build 0:ef4901974abc 242 bool mqttmessage_getIsRetained(MQTT_MESSAGE_HANDLE handle)
Azure.IoT Build 0:ef4901974abc 243 {
Azure.IoT Build 0:ef4901974abc 244 bool result;
Azure.IoT Build 0:ef4901974abc 245 if (handle == NULL)
Azure.IoT Build 0:ef4901974abc 246 {
Azure.IoT Build 0:ef4901974abc 247 /* Codes_SRS_MQTTMESSAGE_07_018: [If handle is NULL then mqttmessage_getIsRetained shall return false.] */
AzureIoTClient 18:6d13ad04e8a0 248 LogError("Invalid Parameter handle: %p.", handle);
Azure.IoT Build 0:ef4901974abc 249 result = false;
Azure.IoT Build 0:ef4901974abc 250 }
Azure.IoT Build 0:ef4901974abc 251 else
Azure.IoT Build 0:ef4901974abc 252 {
Azure.IoT Build 0:ef4901974abc 253 /* Codes_SRS_MQTTMESSAGE_07_019: [mqttmessage_getIsRetained shall return the isRetained value contained in MQTT_MESSAGE_HANDLE handle.] */
Azure.IoT Build 0:ef4901974abc 254 MQTT_MESSAGE* msgInfo = (MQTT_MESSAGE*)handle;
Azure.IoT Build 0:ef4901974abc 255 result = msgInfo->isMessageRetained;
Azure.IoT Build 0:ef4901974abc 256 }
Azure.IoT Build 0:ef4901974abc 257 return result;
Azure.IoT Build 0:ef4901974abc 258 }
Azure.IoT Build 0:ef4901974abc 259
Azure.IoT Build 0:ef4901974abc 260 int mqttmessage_setIsDuplicateMsg(MQTT_MESSAGE_HANDLE handle, bool duplicateMsg)
Azure.IoT Build 0:ef4901974abc 261 {
Azure.IoT Build 0:ef4901974abc 262 int result;
Azure.IoT Build 0:ef4901974abc 263 /* Codes_SRS_MQTTMESSAGE_07_022: [If handle is NULL then mqttmessage_setIsDuplicateMsg shall return a non-zero value.] */
Azure.IoT Build 0:ef4901974abc 264 if (handle == NULL)
Azure.IoT Build 0:ef4901974abc 265 {
AzureIoTClient 18:6d13ad04e8a0 266 LogError("Invalid Parameter handle: %p.", handle);
AzureIoTClient 15:ec5a36121959 267 result = __FAILURE__;
Azure.IoT Build 0:ef4901974abc 268 }
Azure.IoT Build 0:ef4901974abc 269 else
Azure.IoT Build 0:ef4901974abc 270 {
Azure.IoT Build 0:ef4901974abc 271 /* Codes_SRS_MQTTMESSAGE_07_023: [mqttmessage_setIsDuplicateMsg shall store the duplicateMsg value in the MQTT_MESSAGE_HANDLE handle.] */
Azure.IoT Build 0:ef4901974abc 272 MQTT_MESSAGE* msgInfo = (MQTT_MESSAGE*)handle;
Azure.IoT Build 0:ef4901974abc 273 msgInfo->isDuplicateMsg = duplicateMsg;
Azure.IoT Build 0:ef4901974abc 274 result = 0;
Azure.IoT Build 0:ef4901974abc 275 }
Azure.IoT Build 0:ef4901974abc 276 return result;
Azure.IoT Build 0:ef4901974abc 277 }
Azure.IoT Build 0:ef4901974abc 278
Azure.IoT Build 0:ef4901974abc 279 int mqttmessage_setIsRetained(MQTT_MESSAGE_HANDLE handle, bool retainMsg)
Azure.IoT Build 0:ef4901974abc 280 {
Azure.IoT Build 0:ef4901974abc 281 int result;
Azure.IoT Build 0:ef4901974abc 282 /* Codes_SRS_MQTTMESSAGE_07_024: [If handle is NULL then mqttmessage_setIsRetained shall return a non-zero value.] */
Azure.IoT Build 0:ef4901974abc 283 if (handle == NULL)
Azure.IoT Build 0:ef4901974abc 284 {
AzureIoTClient 18:6d13ad04e8a0 285 LogError("Invalid Parameter handle: %p.", handle);
AzureIoTClient 15:ec5a36121959 286 result = __FAILURE__;
Azure.IoT Build 0:ef4901974abc 287 }
Azure.IoT Build 0:ef4901974abc 288 else
Azure.IoT Build 0:ef4901974abc 289 {
Azure.IoT Build 0:ef4901974abc 290 /* Codes_SRS_MQTTMESSAGE_07_025: [mqttmessage_setIsRetained shall store the retainMsg value in the MQTT_MESSAGE_HANDLE handle.] */
Azure.IoT Build 0:ef4901974abc 291 MQTT_MESSAGE* msgInfo = (MQTT_MESSAGE*)handle;
Azure.IoT Build 0:ef4901974abc 292 msgInfo->isMessageRetained = retainMsg;
Azure.IoT Build 0:ef4901974abc 293 result = 0;
Azure.IoT Build 0:ef4901974abc 294 }
Azure.IoT Build 0:ef4901974abc 295 return result;
Azure.IoT Build 0:ef4901974abc 296 }
Azure.IoT Build 0:ef4901974abc 297
Azure.IoT Build 0:ef4901974abc 298 const APP_PAYLOAD* mqttmessage_getApplicationMsg(MQTT_MESSAGE_HANDLE handle)
Azure.IoT Build 0:ef4901974abc 299 {
Azure.IoT Build 0:ef4901974abc 300 const APP_PAYLOAD* result;
Azure.IoT Build 0:ef4901974abc 301 if (handle == NULL)
Azure.IoT Build 0:ef4901974abc 302 {
Azure.IoT Build 0:ef4901974abc 303 /* Codes_SRS_MQTTMESSAGE_07_020: [If handle is NULL or if msgLen is 0 then mqttmessage_getApplicationMsg shall return NULL.] */
AzureIoTClient 18:6d13ad04e8a0 304 LogError("Invalid Parameter handle: %p.", handle);
Azure.IoT Build 0:ef4901974abc 305 result = NULL;
Azure.IoT Build 0:ef4901974abc 306 }
Azure.IoT Build 0:ef4901974abc 307 else
Azure.IoT Build 0:ef4901974abc 308 {
Azure.IoT Build 0:ef4901974abc 309 /* Codes_SRS_MQTTMESSAGE_07_021: [mqttmessage_getApplicationMsg shall return the applicationMsg value contained in MQTT_MESSAGE_HANDLE handle and the length of the appMsg in the msgLen parameter.] */
Azure.IoT Build 0:ef4901974abc 310 MQTT_MESSAGE* msgInfo = (MQTT_MESSAGE*)handle;
AzureIoTClient 18:6d13ad04e8a0 311 if (msgInfo->const_payload.length > 0)
AzureIoTClient 18:6d13ad04e8a0 312 {
AzureIoTClient 18:6d13ad04e8a0 313 result = &msgInfo->const_payload;
AzureIoTClient 18:6d13ad04e8a0 314 }
AzureIoTClient 18:6d13ad04e8a0 315 else
AzureIoTClient 18:6d13ad04e8a0 316 {
AzureIoTClient 18:6d13ad04e8a0 317 result = &msgInfo->appPayload;
AzureIoTClient 18:6d13ad04e8a0 318 }
Azure.IoT Build 0:ef4901974abc 319 }
Azure.IoT Build 0:ef4901974abc 320 return result;
Azure.IoT Build 0:ef4901974abc 321 }