Azure IoT / iothub_amqp_transport

Microsoft Azure IoTHub client AMQP transport

Dependents:   sht15_remote_monitoring RobotArmDemo iothub_client_sample_amqp iothub_client_sample_amqp ... more

This library implements the AMQP transport for Microsoft Azure IoTHub client. The code is replicated from https://github.com/Azure/azure-iot-sdks

uamqp_messaging.c@27:23556a34ef0d, 2017-01-24 (annotated)

Committer:
AzureIoTClient
Date:
Tue Jan 24 15:23:10 2017 -0800
Revision:
27:23556a34ef0d
Parent:
23:2c6779675a01
Child:
29:7e8852b14e3b
1.1.5

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AzureIoTClient 23:2c6779675a01 1 // Copyright (c) Microsoft. All rights reserved.
AzureIoTClient 23:2c6779675a01 2 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
AzureIoTClient 23:2c6779675a01 3 #include <stdlib.h>
AzureIoTClient 23:2c6779675a01 4 #include "uamqp_messaging.h"
AzureIoTClient 23:2c6779675a01 5 #include "azure_c_shared_utility/xlogging.h"
AzureIoTClient 23:2c6779675a01 6 #include "azure_uamqp_c/message.h"
AzureIoTClient 23:2c6779675a01 7 #include "azure_uamqp_c/amqpvalue.h"
AzureIoTClient 23:2c6779675a01 8 #include "iothub_message.h"
AzureIoTClient 23:2c6779675a01 9 #ifndef RESULT_OK
AzureIoTClient 23:2c6779675a01 10 #define RESULT_OK 0
AzureIoTClient 23:2c6779675a01 11 #endif
AzureIoTClient 23:2c6779675a01 12
AzureIoTClient 23:2c6779675a01 13 static int addPropertiesTouAMQPMessage(IOTHUB_MESSAGE_HANDLE iothub_message_handle, MESSAGE_HANDLE uamqp_message)
AzureIoTClient 23:2c6779675a01 14 {
AzureIoTClient 23:2c6779675a01 15 int result = RESULT_OK;
AzureIoTClient 23:2c6779675a01 16 const char* messageId;
AzureIoTClient 23:2c6779675a01 17 const char* correlationId;
AzureIoTClient 23:2c6779675a01 18 PROPERTIES_HANDLE uamqp_message_properties = NULL;
AzureIoTClient 23:2c6779675a01 19 int api_call_result;
AzureIoTClient 23:2c6779675a01 20
AzureIoTClient 23:2c6779675a01 21 // Codes_SRS_UAMQP_MESSAGING_09_060: [The uAMQP message properties shall be retrieved using message_get_properties().]
AzureIoTClient 23:2c6779675a01 22 if ((api_call_result = message_get_properties(uamqp_message, &uamqp_message_properties)) != 0)
AzureIoTClient 23:2c6779675a01 23 {
AzureIoTClient 23:2c6779675a01 24 // Codes_SRS_UAMQP_MESSAGING_09_061: [If message_get_properties() fails, message_create_from_iothub_message() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 25 LogError("Failed to get properties map from uAMQP message (error code %d).", api_call_result);
AzureIoTClient 23:2c6779675a01 26 result = __LINE__;
AzureIoTClient 23:2c6779675a01 27 }
AzureIoTClient 23:2c6779675a01 28 // Codes_SRS_UAMQP_MESSAGING_09_062: [If UAMQP message properties were not present then a new properties container shall be created using properties_create()]
AzureIoTClient 23:2c6779675a01 29 else if (uamqp_message_properties == NULL &&
AzureIoTClient 23:2c6779675a01 30 (uamqp_message_properties = properties_create()) == NULL)
AzureIoTClient 23:2c6779675a01 31 {
AzureIoTClient 23:2c6779675a01 32 // Codes_SRS_UAMQP_MESSAGING_09_063: [If properties_create() fails, message_create_from_iothub_message() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 33 LogError("Failed to create properties map for uAMQP message (error code %d).", api_call_result);
AzureIoTClient 23:2c6779675a01 34 result = __LINE__;
AzureIoTClient 23:2c6779675a01 35 }
AzureIoTClient 23:2c6779675a01 36 else
AzureIoTClient 23:2c6779675a01 37 {
AzureIoTClient 23:2c6779675a01 38 // Codes_SRS_UAMQP_MESSAGING_09_064: [Message-id from the IOTHUB_MESSAGE shall be read using IoTHubMessage_GetMessageId()]
AzureIoTClient 23:2c6779675a01 39 // Codes_SRS_UAMQP_MESSAGING_09_065: [As message-id is optional field, if it is not set on the IOTHUB_MESSAGE, message_create_from_iothub_message() shall ignore it and continue normally.]
AzureIoTClient 23:2c6779675a01 40 if ((messageId = IoTHubMessage_GetMessageId(iothub_message_handle)) != NULL)
AzureIoTClient 23:2c6779675a01 41 {
AzureIoTClient 23:2c6779675a01 42 // Codes_SRS_UAMQP_MESSAGING_09_066: [The message-id value shall be stored on a AMQP_VALUE using amqpvalue_create_string()]
AzureIoTClient 23:2c6779675a01 43 AMQP_VALUE uamqp_message_id;
AzureIoTClient 23:2c6779675a01 44 if ((uamqp_message_id = amqpvalue_create_string(messageId)) == NULL)
AzureIoTClient 23:2c6779675a01 45 {
AzureIoTClient 23:2c6779675a01 46 // Codes_SRS_UAMQP_MESSAGING_09_067: [If amqpvalue_create_string() fails, message_create_from_iothub_message() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 47 LogError("Failed to create an AMQP_VALUE for the messageId property value.");
AzureIoTClient 23:2c6779675a01 48 result = __LINE__;
AzureIoTClient 23:2c6779675a01 49 }
AzureIoTClient 23:2c6779675a01 50 else
AzureIoTClient 23:2c6779675a01 51 {
AzureIoTClient 23:2c6779675a01 52 // Codes_SRS_UAMQP_MESSAGING_09_068: [The message-id AMQP_VALUE shall be set on the uAMQP message using properties_set_message_id()]
AzureIoTClient 23:2c6779675a01 53 if ((api_call_result = properties_set_message_id(uamqp_message_properties, uamqp_message_id)) != 0)
AzureIoTClient 23:2c6779675a01 54 {
AzureIoTClient 23:2c6779675a01 55 // Codes_SRS_UAMQP_MESSAGING_09_069: [If properties_set_message_id() fails, message_create_from_iothub_message() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 56 LogInfo("Failed to set value of uAMQP message 'message-id' property (%d).", api_call_result);
AzureIoTClient 23:2c6779675a01 57 result = __LINE__;
AzureIoTClient 23:2c6779675a01 58 }
AzureIoTClient 23:2c6779675a01 59 // Codes_SRS_UAMQP_MESSAGING_09_070: [The uAMQP message-id AMQP_VALUE instance shall be destroyed using amqpvalue_destroy().]
AzureIoTClient 23:2c6779675a01 60 amqpvalue_destroy(uamqp_message_id);
AzureIoTClient 23:2c6779675a01 61 }
AzureIoTClient 23:2c6779675a01 62 }
AzureIoTClient 23:2c6779675a01 63
AzureIoTClient 23:2c6779675a01 64 // Codes_SRS_UAMQP_MESSAGING_09_071: [Correlation-id from the IOTHUB_MESSAGE shall be read using IoTHubMessage_GetCorrelationId()]
AzureIoTClient 23:2c6779675a01 65 // Codes_SRS_UAMQP_MESSAGING_09_072: [As correlation-id is optional field, if it is not set on the IOTHUB_MESSAGE, message_create_from_iothub_message() shall ignore it and continue normally.]
AzureIoTClient 23:2c6779675a01 66 if ((correlationId = IoTHubMessage_GetCorrelationId(iothub_message_handle)) != NULL)
AzureIoTClient 23:2c6779675a01 67 {
AzureIoTClient 23:2c6779675a01 68 // Codes_SRS_UAMQP_MESSAGING_09_073: [The correlation-id value shall be stored on a AMQP_VALUE using amqpvalue_create_string()]
AzureIoTClient 23:2c6779675a01 69 AMQP_VALUE uamqp_correlation_id;
AzureIoTClient 23:2c6779675a01 70 if ((uamqp_correlation_id = amqpvalue_create_string(correlationId)) == NULL)
AzureIoTClient 23:2c6779675a01 71 {
AzureIoTClient 23:2c6779675a01 72 // Codes_SRS_UAMQP_MESSAGING_09_074: [If amqpvalue_create_string() fails, message_create_from_iothub_message() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 73 LogError("Failed to create an AMQP_VALUE for the messageId property value.");
AzureIoTClient 23:2c6779675a01 74 result = __LINE__;
AzureIoTClient 23:2c6779675a01 75 }
AzureIoTClient 23:2c6779675a01 76 else
AzureIoTClient 23:2c6779675a01 77 {
AzureIoTClient 23:2c6779675a01 78 // Codes_SRS_UAMQP_MESSAGING_09_075: [The correlation-id AMQP_VALUE shall be set on the uAMQP message using properties_set_correlation_id()]
AzureIoTClient 23:2c6779675a01 79 if ((api_call_result = properties_set_correlation_id(uamqp_message_properties, uamqp_correlation_id)) != 0)
AzureIoTClient 23:2c6779675a01 80 {
AzureIoTClient 23:2c6779675a01 81 // Codes_SRS_UAMQP_MESSAGING_09_076: [If properties_set_correlation_id() fails, message_create_from_iothub_message() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 82 LogInfo("Failed to set value of uAMQP message 'message-id' property (%d).", api_call_result);
AzureIoTClient 23:2c6779675a01 83 result = __LINE__;
AzureIoTClient 23:2c6779675a01 84 }
AzureIoTClient 23:2c6779675a01 85
AzureIoTClient 23:2c6779675a01 86 // Codes_SRS_UAMQP_MESSAGING_09_077: [The uAMQP correlation-id AMQP_VALUE instance shall be destroyed using amqpvalue_destroy().]
AzureIoTClient 23:2c6779675a01 87 amqpvalue_destroy(uamqp_correlation_id);
AzureIoTClient 23:2c6779675a01 88 }
AzureIoTClient 23:2c6779675a01 89 }
AzureIoTClient 23:2c6779675a01 90 // Codes_SRS_UAMQP_MESSAGING_09_078: [The updated PROPERTIES_HANDLE instance shall be set on the uAMQP message using message_set_properties()]
AzureIoTClient 23:2c6779675a01 91 if ((api_call_result = message_set_properties(uamqp_message, uamqp_message_properties)) != 0)
AzureIoTClient 23:2c6779675a01 92 {
AzureIoTClient 23:2c6779675a01 93 // Codes_SRS_UAMQP_MESSAGING_09_079: [If message_set_properties() fails, message_create_from_iothub_message() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 94 LogError("Failed to set properties map on uAMQP message (error code %d).", api_call_result);
AzureIoTClient 23:2c6779675a01 95 result = __LINE__;
AzureIoTClient 23:2c6779675a01 96 }
AzureIoTClient 23:2c6779675a01 97 }
AzureIoTClient 23:2c6779675a01 98
AzureIoTClient 23:2c6779675a01 99 // Codes_SRS_UAMQP_MESSAGING_09_099: [The uAMQP message properties (obtained with message_get_properties()) shall be destroyed by calling properties_destroy().]
AzureIoTClient 23:2c6779675a01 100 properties_destroy(uamqp_message_properties);
AzureIoTClient 23:2c6779675a01 101
AzureIoTClient 23:2c6779675a01 102 return result;
AzureIoTClient 23:2c6779675a01 103 }
AzureIoTClient 23:2c6779675a01 104
AzureIoTClient 23:2c6779675a01 105 static int addApplicationPropertiesTouAMQPMessage(IOTHUB_MESSAGE_HANDLE iothub_message_handle, MESSAGE_HANDLE uamqp_message)
AzureIoTClient 23:2c6779675a01 106 {
AzureIoTClient 23:2c6779675a01 107 int result = RESULT_OK;
AzureIoTClient 23:2c6779675a01 108 MAP_HANDLE properties_map;
AzureIoTClient 23:2c6779675a01 109 const char* const* propertyKeys;
AzureIoTClient 23:2c6779675a01 110 const char* const* propertyValues;
AzureIoTClient 23:2c6779675a01 111 size_t propertyCount = 0;
AzureIoTClient 23:2c6779675a01 112
AzureIoTClient 23:2c6779675a01 113 // Codes_SRS_UAMQP_MESSAGING_09_080: [The IOTHUB_MESSAGE_HANDLE properties shall be obtained by calling IoTHubMessage_Properties.]
AzureIoTClient 23:2c6779675a01 114 if ((properties_map = IoTHubMessage_Properties(iothub_message_handle)) == NULL)
AzureIoTClient 23:2c6779675a01 115 {
AzureIoTClient 23:2c6779675a01 116 // Codes_SRS_UAMQP_MESSAGING_09_081: [If IoTHubMessage_Properties() fails, message_create_from_iothub_message() shall fail and return immediately..]
AzureIoTClient 23:2c6779675a01 117 LogError("Failed to get property map from IoTHub message.");
AzureIoTClient 23:2c6779675a01 118 result = __LINE__;
AzureIoTClient 23:2c6779675a01 119 }
AzureIoTClient 23:2c6779675a01 120 // Codes_SRS_UAMQP_MESSAGING_09_082: [The actual keys and values, as well as the number of properties shall be obtained by calling Map_GetInternals on the handle obtained from IoTHubMessage_Properties.]
AzureIoTClient 23:2c6779675a01 121 else if (Map_GetInternals(properties_map, &propertyKeys, &propertyValues, &propertyCount) != MAP_OK)
AzureIoTClient 23:2c6779675a01 122 {
AzureIoTClient 23:2c6779675a01 123 // Codes_SRS_UAMQP_MESSAGING_09_083: [If Map_GetInternals fails, message_create_from_iothub_message() shall fail and return immediately..]
AzureIoTClient 23:2c6779675a01 124 LogError("Failed to get the internals of the property map.");
AzureIoTClient 23:2c6779675a01 125 result = __LINE__;
AzureIoTClient 23:2c6779675a01 126 }
AzureIoTClient 23:2c6779675a01 127 else
AzureIoTClient 23:2c6779675a01 128 {
AzureIoTClient 23:2c6779675a01 129 // Codes_SRS_UAMQP_MESSAGING_09_085: [If the number of properties is greater than 0, message_create_from_iothub_message() shall iterate through all the properties and add them to the uAMQP message.]
AzureIoTClient 23:2c6779675a01 130 if (propertyCount != 0)
AzureIoTClient 23:2c6779675a01 131 {
AzureIoTClient 23:2c6779675a01 132 size_t i;
AzureIoTClient 23:2c6779675a01 133 AMQP_VALUE uamqp_map;
AzureIoTClient 23:2c6779675a01 134
AzureIoTClient 23:2c6779675a01 135 // Codes_SRS_UAMQP_MESSAGING_09_086: [A uAMQP property map shall be created by calling amqpvalue_create_map().]
AzureIoTClient 23:2c6779675a01 136 if ((uamqp_map = amqpvalue_create_map()) == NULL)
AzureIoTClient 23:2c6779675a01 137 {
AzureIoTClient 23:2c6779675a01 138 // Codes_SRS_UAMQP_MESSAGING_09_087: [If amqpvalue_create_map() fails, message_create_from_iothub_message() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 139 LogError("Failed to create uAMQP map for the properties.");
AzureIoTClient 23:2c6779675a01 140 result = __LINE__;
AzureIoTClient 23:2c6779675a01 141 }
AzureIoTClient 23:2c6779675a01 142 else
AzureIoTClient 23:2c6779675a01 143 {
AzureIoTClient 23:2c6779675a01 144 for (i = 0; result == RESULT_OK && i < propertyCount; i++)
AzureIoTClient 23:2c6779675a01 145 {
AzureIoTClient 23:2c6779675a01 146 AMQP_VALUE map_key_value = NULL;
AzureIoTClient 23:2c6779675a01 147 AMQP_VALUE map_value_value = NULL;
AzureIoTClient 23:2c6779675a01 148
AzureIoTClient 23:2c6779675a01 149 // Codes_SRS_UAMQP_MESSAGING_09_088: [An AMQP_VALUE instance shall be created using amqpvalue_create_string() to hold each uAMQP property name.]
AzureIoTClient 23:2c6779675a01 150 if ((map_key_value = amqpvalue_create_string(propertyKeys[i])) == NULL)
AzureIoTClient 23:2c6779675a01 151 {
AzureIoTClient 23:2c6779675a01 152 // Codes_SRS_UAMQP_MESSAGING_09_089: [If amqpvalue_create_string() fails, message_create_from_iothub_message() shall fail and return immediately..]
AzureIoTClient 23:2c6779675a01 153 LogError("Failed to create uAMQP property key name.");
AzureIoTClient 23:2c6779675a01 154 result = __LINE__;
AzureIoTClient 23:2c6779675a01 155 }
AzureIoTClient 23:2c6779675a01 156 // Codes_SRS_UAMQP_MESSAGING_09_090: [An AMQP_VALUE instance shall be created using amqpvalue_create_string() to hold each uAMQP property value.]
AzureIoTClient 23:2c6779675a01 157 else if ((map_value_value = amqpvalue_create_string(propertyValues[i])) == NULL)
AzureIoTClient 23:2c6779675a01 158 {
AzureIoTClient 23:2c6779675a01 159 // Codes_SRS_UAMQP_MESSAGING_09_091: [If amqpvalue_create_string() fails, message_create_from_iothub_message() shall fail and return immediately..]
AzureIoTClient 23:2c6779675a01 160 LogError("Failed to create uAMQP property key value.");
AzureIoTClient 23:2c6779675a01 161 result = __LINE__;
AzureIoTClient 23:2c6779675a01 162 }
AzureIoTClient 23:2c6779675a01 163 // Codes_SRS_UAMQP_MESSAGING_09_092: [The property name and value (AMQP_VALUE instances) shall be added to the uAMQP property map by calling amqpvalue_map_set_value().]
AzureIoTClient 23:2c6779675a01 164 else if (amqpvalue_set_map_value(uamqp_map, map_key_value, map_value_value) != 0)
AzureIoTClient 23:2c6779675a01 165 {
AzureIoTClient 23:2c6779675a01 166 // Codes_SRS_UAMQP_MESSAGING_09_093: [If amqpvalue_map_set_value() fails, message_create_from_iothub_message() shall fail and return immediately..]
AzureIoTClient 23:2c6779675a01 167 LogError("Failed to set key/value into the the uAMQP property map.");
AzureIoTClient 23:2c6779675a01 168 result = __LINE__;
AzureIoTClient 23:2c6779675a01 169 }
AzureIoTClient 23:2c6779675a01 170
AzureIoTClient 23:2c6779675a01 171 // Codes_SRS_UAMQP_MESSAGING_09_094: [After adding the property name and value to the uAMQP property map, both AMQP_VALUE instances shall be destroyed using amqpvalue_destroy().]
AzureIoTClient 23:2c6779675a01 172 if (map_key_value != NULL)
AzureIoTClient 23:2c6779675a01 173 amqpvalue_destroy(map_key_value);
AzureIoTClient 23:2c6779675a01 174
AzureIoTClient 23:2c6779675a01 175 if (map_value_value != NULL)
AzureIoTClient 23:2c6779675a01 176 amqpvalue_destroy(map_value_value);
AzureIoTClient 23:2c6779675a01 177 }
AzureIoTClient 23:2c6779675a01 178
AzureIoTClient 23:2c6779675a01 179 if (result == RESULT_OK)
AzureIoTClient 23:2c6779675a01 180 {
AzureIoTClient 23:2c6779675a01 181 // Codes_SRS_UAMQP_MESSAGING_09_095: [If no errors occurred processing the properties, the uAMQP properties map shall be set on the uAMQP message by calling message_set_application_properties().]
AzureIoTClient 23:2c6779675a01 182 if (message_set_application_properties(uamqp_message, uamqp_map) != 0)
AzureIoTClient 23:2c6779675a01 183 {
AzureIoTClient 23:2c6779675a01 184 // Codes_SRS_UAMQP_MESSAGING_09_096: [If message_set_application_properties() fails, message_create_from_iothub_message() shall fail and return immediately..]
AzureIoTClient 23:2c6779675a01 185 LogError("Failed to transfer the message properties to the uAMQP message.");
AzureIoTClient 23:2c6779675a01 186 result = __LINE__;
AzureIoTClient 23:2c6779675a01 187 }
AzureIoTClient 23:2c6779675a01 188 else
AzureIoTClient 23:2c6779675a01 189 {
AzureIoTClient 23:2c6779675a01 190 result = RESULT_OK;
AzureIoTClient 23:2c6779675a01 191 }
AzureIoTClient 23:2c6779675a01 192 }
AzureIoTClient 23:2c6779675a01 193
AzureIoTClient 23:2c6779675a01 194 // Codes_SRS_UAMQP_MESSAGING_09_097: [The uAMQP properties map shall be destroyed using amqpvalue_destroy().]
AzureIoTClient 23:2c6779675a01 195 amqpvalue_destroy(uamqp_map);
AzureIoTClient 23:2c6779675a01 196 }
AzureIoTClient 23:2c6779675a01 197 }
AzureIoTClient 23:2c6779675a01 198 else
AzureIoTClient 23:2c6779675a01 199 {
AzureIoTClient 23:2c6779675a01 200 // Codes_SRS_UAMQP_MESSAGING_09_084: [If the number of properties is 0, no application properties shall be set on the uAMQP message and message_create_from_iothub_message() shall return with success.]
AzureIoTClient 23:2c6779675a01 201 result = RESULT_OK;
AzureIoTClient 23:2c6779675a01 202 }
AzureIoTClient 23:2c6779675a01 203 }
AzureIoTClient 23:2c6779675a01 204
AzureIoTClient 23:2c6779675a01 205 return result;
AzureIoTClient 23:2c6779675a01 206 }
AzureIoTClient 23:2c6779675a01 207
AzureIoTClient 23:2c6779675a01 208 static int readPropertiesFromuAMQPMessage(IOTHUB_MESSAGE_HANDLE iothub_message_handle, MESSAGE_HANDLE uamqp_message)
AzureIoTClient 23:2c6779675a01 209 {
AzureIoTClient 23:2c6779675a01 210 int return_value;
AzureIoTClient 23:2c6779675a01 211 PROPERTIES_HANDLE uamqp_message_properties;
AzureIoTClient 23:2c6779675a01 212 AMQP_VALUE uamqp_message_property;
AzureIoTClient 23:2c6779675a01 213 const char* uamqp_message_property_value;
AzureIoTClient 23:2c6779675a01 214 int api_call_result;
AzureIoTClient 23:2c6779675a01 215
AzureIoTClient 23:2c6779675a01 216 // Codes_SRS_UAMQP_MESSAGING_09_008: [The uAMQP message properties shall be retrieved using message_get_properties().]
AzureIoTClient 23:2c6779675a01 217 if ((api_call_result = message_get_properties(uamqp_message, &uamqp_message_properties)) != 0)
AzureIoTClient 23:2c6779675a01 218 {
AzureIoTClient 23:2c6779675a01 219 // Codes_SRS_UAMQP_MESSAGING_09_009: [If message_get_properties() fails, IoTHubMessage_CreateFromuAMQPMessage shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 220 LogError("Failed to get property properties map from uAMQP message (error code %d).", api_call_result);
AzureIoTClient 23:2c6779675a01 221 return_value = __LINE__;
AzureIoTClient 23:2c6779675a01 222 }
AzureIoTClient 23:2c6779675a01 223 else
AzureIoTClient 23:2c6779675a01 224 {
AzureIoTClient 23:2c6779675a01 225 return_value = 0; // Properties 'message-id' and 'correlation-id' are optional according to the AMQP 1.0 spec.
AzureIoTClient 23:2c6779675a01 226
AzureIoTClient 23:2c6779675a01 227 // Codes_SRS_UAMQP_MESSAGING_09_010: [The message-id property shall be read from the uAMQP message by calling properties_get_message_id.]
AzureIoTClient 23:2c6779675a01 228 if ((api_call_result = properties_get_message_id(uamqp_message_properties, &uamqp_message_property)) != 0)
AzureIoTClient 23:2c6779675a01 229 {
AzureIoTClient 23:2c6779675a01 230 // Codes_SRS_UAMQP_MESSAGING_09_011: [If properties_get_message_id fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 231 LogInfo("Failed to get value of uAMQP message 'message-id' property (%d). No failure, since it is optional.", api_call_result);
AzureIoTClient 23:2c6779675a01 232 }
AzureIoTClient 23:2c6779675a01 233 // Codes_SRS_UAMQP_MESSAGING_09_012: [The type of the message-id property value shall be obtained using amqpvalue_get_type().]
AzureIoTClient 23:2c6779675a01 234 // Codes_SRS_UAMQP_MESSAGING_09_013: [If the type of the message-id property value is AMQP_TYPE_NULL, IoTHubMessage_CreateFromuAMQPMessage() shall skip processing the message-id (as it is optional) and continue normally.]
AzureIoTClient 23:2c6779675a01 235 else if (amqpvalue_get_type(uamqp_message_property) != AMQP_TYPE_NULL)
AzureIoTClient 23:2c6779675a01 236 {
AzureIoTClient 23:2c6779675a01 237 // Codes_SRS_UAMQP_MESSAGING_09_014: [The message-id value shall be retrieved from the AMQP_VALUE as char* by calling amqpvalue_get_string().]
AzureIoTClient 23:2c6779675a01 238 if ((api_call_result = amqpvalue_get_string(uamqp_message_property, &uamqp_message_property_value)) != 0)
AzureIoTClient 23:2c6779675a01 239 {
AzureIoTClient 23:2c6779675a01 240 // Codes_SRS_UAMQP_MESSAGING_09_015: [If amqpvalue_get_string fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 241 LogError("Failed to get value of uAMQP message 'message-id' property (%d).", api_call_result);
AzureIoTClient 23:2c6779675a01 242 return_value = __LINE__;
AzureIoTClient 23:2c6779675a01 243 }
AzureIoTClient 23:2c6779675a01 244 // Codes_SRS_UAMQP_MESSAGING_09_016: [The message-id property shall be set on the IOTHUB_MESSAGE_HANDLE instance by calling IoTHubMessage_SetMessageId(), passing the value read from the uAMQP message.]
AzureIoTClient 23:2c6779675a01 245 else if (IoTHubMessage_SetMessageId(iothub_message_handle, uamqp_message_property_value) != IOTHUB_MESSAGE_OK)
AzureIoTClient 23:2c6779675a01 246 {
AzureIoTClient 23:2c6779675a01 247 // Codes_SRS_UAMQP_MESSAGING_09_017: [If IoTHubMessage_SetMessageId fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 248 LogError("Failed to set IOTHUB_MESSAGE_HANDLE 'message-id' property.");
AzureIoTClient 23:2c6779675a01 249 return_value = __LINE__;
AzureIoTClient 23:2c6779675a01 250 }
AzureIoTClient 23:2c6779675a01 251 }
AzureIoTClient 23:2c6779675a01 252
AzureIoTClient 23:2c6779675a01 253 // Codes_SRS_UAMQP_MESSAGING_09_018: [The correlation-id property shall be read from the uAMQP message by calling properties_get_correlation_id.]
AzureIoTClient 23:2c6779675a01 254 if ((api_call_result = properties_get_correlation_id(uamqp_message_properties, &uamqp_message_property)) != 0)
AzureIoTClient 23:2c6779675a01 255 {
AzureIoTClient 23:2c6779675a01 256 // Codes_SRS_UAMQP_MESSAGING_09_019: [If properties_get_correlation_id() fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 257 LogError("Failed to get value of uAMQP message 'correlation-id' property (%d). No failure, since it is optional.", api_call_result);
AzureIoTClient 23:2c6779675a01 258 }
AzureIoTClient 23:2c6779675a01 259 // Codes_SRS_UAMQP_MESSAGING_09_020: [The type of the correlation-id property value shall be obtained using amqpvalue_get_type().]
AzureIoTClient 23:2c6779675a01 260 // Codes_SRS_UAMQP_MESSAGING_09_021: [If the type of the correlation-id property value is AMQP_TYPE_NULL, IoTHubMessage_CreateFromuAMQPMessage() shall skip processing the correlation-id (as it is optional) and continue normally.]
AzureIoTClient 23:2c6779675a01 261 else if (amqpvalue_get_type(uamqp_message_property) != AMQP_TYPE_NULL)
AzureIoTClient 23:2c6779675a01 262 {
AzureIoTClient 23:2c6779675a01 263 // Codes_SRS_UAMQP_MESSAGING_09_022: [The correlation-id value shall be retrieved from the AMQP_VALUE as char* by calling amqpvalue_get_string.]
AzureIoTClient 23:2c6779675a01 264 if ((api_call_result = amqpvalue_get_string(uamqp_message_property, &uamqp_message_property_value)) != 0)
AzureIoTClient 23:2c6779675a01 265 {
AzureIoTClient 23:2c6779675a01 266 // Codes_SRS_UAMQP_MESSAGING_09_023: [If amqpvalue_get_string fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 267 LogError("Failed to get value of uAMQP message 'correlation-id' property (%d).", api_call_result);
AzureIoTClient 23:2c6779675a01 268 return_value = __LINE__;
AzureIoTClient 23:2c6779675a01 269 }
AzureIoTClient 23:2c6779675a01 270 // Codes_SRS_UAMQP_MESSAGING_09_024: [The correlation-id property shall be set on the IOTHUB_MESSAGE_HANDLE by calling IoTHubMessage_SetCorrelationId, passing the value read from the uAMQP message.]
AzureIoTClient 23:2c6779675a01 271 else if (IoTHubMessage_SetCorrelationId(iothub_message_handle, uamqp_message_property_value) != IOTHUB_MESSAGE_OK)
AzureIoTClient 23:2c6779675a01 272 {
AzureIoTClient 23:2c6779675a01 273 // Codes_SRS_UAMQP_MESSAGING_09_025: [If IoTHubMessage_SetCorrelationId fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 274 LogError("Failed to set IOTHUB_MESSAGE_HANDLE 'correlation-id' property.");
AzureIoTClient 23:2c6779675a01 275 return_value = __LINE__;
AzureIoTClient 23:2c6779675a01 276 }
AzureIoTClient 23:2c6779675a01 277 }
AzureIoTClient 23:2c6779675a01 278 // Codes_SRS_UAMQP_MESSAGING_09_026: [IoTHubMessage_CreateFromuAMQPMessage() shall destroy the uAMQP message properties (obtained with message_get_properties()) by calling properties_destroy().]
AzureIoTClient 23:2c6779675a01 279 properties_destroy(uamqp_message_properties);
AzureIoTClient 23:2c6779675a01 280 }
AzureIoTClient 23:2c6779675a01 281
AzureIoTClient 23:2c6779675a01 282 return return_value;
AzureIoTClient 23:2c6779675a01 283 }
AzureIoTClient 23:2c6779675a01 284
AzureIoTClient 23:2c6779675a01 285 static int readApplicationPropertiesFromuAMQPMessage(IOTHUB_MESSAGE_HANDLE iothub_message_handle, MESSAGE_HANDLE uamqp_message)
AzureIoTClient 23:2c6779675a01 286 {
AzureIoTClient 23:2c6779675a01 287 int result;
AzureIoTClient 23:2c6779675a01 288 AMQP_VALUE uamqp_app_properties = NULL;
AzureIoTClient 23:2c6779675a01 289 AMQP_VALUE uamqp_app_properties_ipdv = NULL;
AzureIoTClient 23:2c6779675a01 290 uint32_t property_count = 0;
AzureIoTClient 23:2c6779675a01 291 MAP_HANDLE iothub_message_properties_map;
AzureIoTClient 23:2c6779675a01 292
AzureIoTClient 23:2c6779675a01 293 // Codes_SRS_UAMQP_MESSAGING_09_027: [The IOTHUB_MESSAGE_HANDLE properties shall be retrieved using IoTHubMessage_Properties.]
AzureIoTClient 23:2c6779675a01 294 if ((iothub_message_properties_map = IoTHubMessage_Properties(iothub_message_handle)) == NULL)
AzureIoTClient 23:2c6779675a01 295 {
AzureIoTClient 23:2c6779675a01 296 // Codes_SRS_UAMQP_MESSAGING_09_028: [If IoTHubMessage_Properties fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 297 LogError("Failed to get property map from IoTHub message.");
AzureIoTClient 23:2c6779675a01 298 result = __LINE__;
AzureIoTClient 23:2c6779675a01 299 }
AzureIoTClient 23:2c6779675a01 300 // Codes_SRS_UAMQP_MESSAGING_09_029: [The uAMQP message application properties shall be retrieved using message_get_application_properties.]
AzureIoTClient 23:2c6779675a01 301 else if ((result = message_get_application_properties(uamqp_message, &uamqp_app_properties)) != 0)
AzureIoTClient 23:2c6779675a01 302 {
AzureIoTClient 23:2c6779675a01 303 // Codes_SRS_UAMQP_MESSAGING_09_030: [If message_get_application_properties fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 304 LogError("Failed reading the incoming uAMQP message properties (return code %d).", result);
AzureIoTClient 23:2c6779675a01 305 result = __LINE__;
AzureIoTClient 23:2c6779675a01 306 }
AzureIoTClient 23:2c6779675a01 307 else
AzureIoTClient 23:2c6779675a01 308 {
AzureIoTClient 23:2c6779675a01 309 // Codes_SRS_UAMQP_MESSAGING_09_031: [If message_get_application_properties succeeds but returns a NULL application properties map (there are no properties), IoTHubMessage_CreateFromuAMQPMessage() shall skip processing the properties and continue normally.]
AzureIoTClient 23:2c6779675a01 310 if (uamqp_app_properties == NULL)
AzureIoTClient 23:2c6779675a01 311 {
AzureIoTClient 23:2c6779675a01 312 result = 0;
AzureIoTClient 23:2c6779675a01 313 }
AzureIoTClient 23:2c6779675a01 314 else
AzureIoTClient 23:2c6779675a01 315 {
AzureIoTClient 23:2c6779675a01 316 // Codes_SRS_UAMQP_MESSAGING_09_032: [The actual uAMQP message application properties should be extracted from the result of message_get_application_properties using amqpvalue_get_inplace_described_value.]
AzureIoTClient 23:2c6779675a01 317 if ((uamqp_app_properties_ipdv = amqpvalue_get_inplace_described_value(uamqp_app_properties)) == NULL)
AzureIoTClient 23:2c6779675a01 318 {
AzureIoTClient 23:2c6779675a01 319 // Codes_SRS_UAMQP_MESSAGING_09_033: [If amqpvalue_get_inplace_described_value fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 320 LogError("Failed getting the map of uAMQP message application properties (return code %d).", result);
AzureIoTClient 23:2c6779675a01 321 result = __LINE__;
AzureIoTClient 23:2c6779675a01 322 }
AzureIoTClient 23:2c6779675a01 323 // Codes_SRS_UAMQP_MESSAGING_09_034: [The number of items in the uAMQP message application properties shall be obtained using amqpvalue_get_map_pair_count.]
AzureIoTClient 23:2c6779675a01 324 else if ((result = amqpvalue_get_map_pair_count(uamqp_app_properties_ipdv, &property_count)) != 0)
AzureIoTClient 23:2c6779675a01 325 {
AzureIoTClient 23:2c6779675a01 326 // Codes_SRS_UAMQP_MESSAGING_09_035: [If amqpvalue_get_map_pair_count fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 327 LogError("Failed reading the number of values in the uAMQP property map (return code %d).", result);
AzureIoTClient 23:2c6779675a01 328 result = __LINE__;
AzureIoTClient 23:2c6779675a01 329 }
AzureIoTClient 23:2c6779675a01 330 else
AzureIoTClient 23:2c6779675a01 331 {
AzureIoTClient 23:2c6779675a01 332 // Codes_SRS_UAMQP_MESSAGING_09_036: [IoTHubMessage_CreateFromuAMQPMessage() shall iterate through each uAMQP application property and add it to IOTHUB_MESSAGE_HANDLE properties.]
AzureIoTClient 23:2c6779675a01 333 uint32_t i;
AzureIoTClient 23:2c6779675a01 334 for (i = 0; result == RESULT_OK && i < property_count; i++)
AzureIoTClient 23:2c6779675a01 335 {
AzureIoTClient 23:2c6779675a01 336 AMQP_VALUE map_key_name = NULL;
AzureIoTClient 23:2c6779675a01 337 AMQP_VALUE map_key_value = NULL;
AzureIoTClient 23:2c6779675a01 338 const char *key_name;
AzureIoTClient 23:2c6779675a01 339 const char* key_value;
AzureIoTClient 23:2c6779675a01 340
AzureIoTClient 23:2c6779675a01 341 // Codes_SRS_UAMQP_MESSAGING_09_037: [The uAMQP application property name and value shall be obtained using amqpvalue_get_map_key_value_pair.]
AzureIoTClient 23:2c6779675a01 342 if ((result = amqpvalue_get_map_key_value_pair(uamqp_app_properties_ipdv, i, &map_key_name, &map_key_value)) != 0)
AzureIoTClient 23:2c6779675a01 343 {
AzureIoTClient 23:2c6779675a01 344 // Codes_SRS_UAMQP_MESSAGING_09_038: [If amqpvalue_get_map_key_value_pair fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 345 LogError("Failed reading the key/value pair from the uAMQP property map (return code %d).", result);
AzureIoTClient 23:2c6779675a01 346 result = __LINE__;
AzureIoTClient 23:2c6779675a01 347 }
AzureIoTClient 23:2c6779675a01 348
AzureIoTClient 23:2c6779675a01 349 // Codes_SRS_UAMQP_MESSAGING_09_039: [The uAMQP application property name shall be extracted as string using amqpvalue_get_string.]
AzureIoTClient 23:2c6779675a01 350 else if ((result = amqpvalue_get_string(map_key_name, &key_name)) != 0)
AzureIoTClient 23:2c6779675a01 351 {
AzureIoTClient 23:2c6779675a01 352 // Codes_SRS_UAMQP_MESSAGING_09_040: [If amqpvalue_get_string fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 353 LogError("Failed parsing the uAMQP property name (return code %d).", result);
AzureIoTClient 23:2c6779675a01 354 result = __LINE__;
AzureIoTClient 23:2c6779675a01 355 }
AzureIoTClient 23:2c6779675a01 356 // Codes_SRS_UAMQP_MESSAGING_09_041: [The uAMQP application property value shall be extracted as string using amqpvalue_get_string.]
AzureIoTClient 23:2c6779675a01 357 else if ((result = amqpvalue_get_string(map_key_value, &key_value)) != 0)
AzureIoTClient 23:2c6779675a01 358 {
AzureIoTClient 23:2c6779675a01 359 // Codes_SRS_UAMQP_MESSAGING_09_042: [If amqpvalue_get_string fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 360 LogError("Failed parsing the uAMQP property value (return code %d).", result);
AzureIoTClient 23:2c6779675a01 361 result = __LINE__;
AzureIoTClient 23:2c6779675a01 362 }
AzureIoTClient 23:2c6779675a01 363 // Codes_SRS_UAMQP_MESSAGING_09_043: [The application property name and value shall be added to IOTHUB_MESSAGE_HANDLE properties using Map_AddOrUpdate.]
AzureIoTClient 23:2c6779675a01 364 else if (Map_AddOrUpdate(iothub_message_properties_map, key_name, key_value) != MAP_OK)
AzureIoTClient 23:2c6779675a01 365 {
AzureIoTClient 23:2c6779675a01 366 // Codes_SRS_UAMQP_MESSAGING_09_044: [If Map_AddOrUpdate fails, IoTHubMessage_CreateFromuAMQPMessage() shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 367 LogError("Failed to add/update IoTHub message property map.");
AzureIoTClient 23:2c6779675a01 368 result = __LINE__;
AzureIoTClient 23:2c6779675a01 369 }
AzureIoTClient 23:2c6779675a01 370
AzureIoTClient 23:2c6779675a01 371 // Codes_SRS_UAMQP_MESSAGING_09_045: [IoTHubMessage_CreateFromuAMQPMessage() shall destroy the uAMQP message property name and value (obtained with amqpvalue_get_string) by calling amqpvalue_destroy().]
AzureIoTClient 23:2c6779675a01 372 if (map_key_name != NULL)
AzureIoTClient 23:2c6779675a01 373 {
AzureIoTClient 23:2c6779675a01 374 amqpvalue_destroy(map_key_name);
AzureIoTClient 23:2c6779675a01 375 }
AzureIoTClient 23:2c6779675a01 376
AzureIoTClient 23:2c6779675a01 377 if (map_key_value != NULL)
AzureIoTClient 23:2c6779675a01 378 {
AzureIoTClient 23:2c6779675a01 379 amqpvalue_destroy(map_key_value);
AzureIoTClient 23:2c6779675a01 380 }
AzureIoTClient 23:2c6779675a01 381 }
AzureIoTClient 23:2c6779675a01 382 }
AzureIoTClient 23:2c6779675a01 383
AzureIoTClient 23:2c6779675a01 384 // Codes_SRS_UAMQP_MESSAGING_09_046: [IoTHubMessage_CreateFromuAMQPMessage() shall destroy the uAMQP message property (obtained with message_get_application_properties) by calling amqpvalue_destroy().]
AzureIoTClient 23:2c6779675a01 385 amqpvalue_destroy(uamqp_app_properties);
AzureIoTClient 23:2c6779675a01 386 }
AzureIoTClient 23:2c6779675a01 387 }
AzureIoTClient 23:2c6779675a01 388
AzureIoTClient 23:2c6779675a01 389 return result;
AzureIoTClient 23:2c6779675a01 390 }
AzureIoTClient 23:2c6779675a01 391
AzureIoTClient 23:2c6779675a01 392 int IoTHubMessage_CreateFromUamqpMessage(MESSAGE_HANDLE uamqp_message, IOTHUB_MESSAGE_HANDLE* iothubclient_message)
AzureIoTClient 23:2c6779675a01 393 {
AzureIoTClient 23:2c6779675a01 394 int result = __LINE__;
AzureIoTClient 23:2c6779675a01 395
AzureIoTClient 23:2c6779675a01 396 IOTHUB_MESSAGE_HANDLE iothub_message = NULL;
AzureIoTClient 23:2c6779675a01 397 MESSAGE_BODY_TYPE body_type;
AzureIoTClient 23:2c6779675a01 398
AzureIoTClient 23:2c6779675a01 399 // Codes_SRS_UAMQP_MESSAGING_09_001: [The body type of the uAMQP message shall be retrieved using message_get_body_type().]
AzureIoTClient 23:2c6779675a01 400 if (message_get_body_type(uamqp_message, &body_type) != 0)
AzureIoTClient 23:2c6779675a01 401 {
AzureIoTClient 23:2c6779675a01 402 // Codes_SRS_UAMQP_MESSAGING_09_002: [If message_get_body_type() fails, IoTHubMessage_CreateFromuAMQPMessage shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 403 LogError("Failed to get the type of the uamqp message.");
AzureIoTClient 23:2c6779675a01 404 result = __LINE__;
AzureIoTClient 23:2c6779675a01 405 }
AzureIoTClient 23:2c6779675a01 406 else
AzureIoTClient 23:2c6779675a01 407 {
AzureIoTClient 23:2c6779675a01 408 // Codes_SRS_UAMQP_MESSAGING_09_003: [If the uAMQP message body type is MESSAGE_BODY_TYPE_DATA, the body data shall be treated as binary data.]
AzureIoTClient 23:2c6779675a01 409 if (body_type == MESSAGE_BODY_TYPE_DATA)
AzureIoTClient 23:2c6779675a01 410 {
AzureIoTClient 23:2c6779675a01 411 // Codes_SRS_UAMQP_MESSAGING_09_004: [The uAMQP message body data shall be retrieved using message_get_body_amqp_data().]
AzureIoTClient 23:2c6779675a01 412 BINARY_DATA binary_data;
AzureIoTClient 23:2c6779675a01 413 if (message_get_body_amqp_data(uamqp_message, 0, &binary_data) != 0)
AzureIoTClient 23:2c6779675a01 414 {
AzureIoTClient 23:2c6779675a01 415 // Codes_SRS_UAMQP_MESSAGING_09_005: [If message_get_body_amqp_data() fails, IoTHubMessage_CreateFromuAMQPMessage shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 416 LogError("Failed to get the body of the uamqp message.");
AzureIoTClient 23:2c6779675a01 417 result = __LINE__;
AzureIoTClient 23:2c6779675a01 418 }
AzureIoTClient 23:2c6779675a01 419 // Codes_SRS_UAMQP_MESSAGING_09_006: [The IOTHUB_MESSAGE instance shall be created using IoTHubMessage_CreateFromByteArray(), passing the uAMQP body bytes as parameter.]
AzureIoTClient 23:2c6779675a01 420 else if ((iothub_message = IoTHubMessage_CreateFromByteArray(binary_data.bytes, binary_data.length)) == NULL)
AzureIoTClient 23:2c6779675a01 421 {
AzureIoTClient 23:2c6779675a01 422 // Codes_SRS_UAMQP_MESSAGING_09_007: [If IoTHubMessage_CreateFromByteArray() fails, IoTHubMessage_CreateFromuAMQPMessage shall fail and return immediately.]
AzureIoTClient 23:2c6779675a01 423 LogError("Failed creating the IOTHUB_MESSAGE_HANDLE instance (IoTHubMessage_CreateFromByteArray failed).");
AzureIoTClient 23:2c6779675a01 424 result = __LINE__;
AzureIoTClient 23:2c6779675a01 425 }
AzureIoTClient 23:2c6779675a01 426 }
AzureIoTClient 23:2c6779675a01 427 }
AzureIoTClient 23:2c6779675a01 428
AzureIoTClient 23:2c6779675a01 429 if (iothub_message != NULL)
AzureIoTClient 23:2c6779675a01 430 {
AzureIoTClient 23:2c6779675a01 431 if (readPropertiesFromuAMQPMessage(iothub_message, uamqp_message) != RESULT_OK)
AzureIoTClient 23:2c6779675a01 432 {
AzureIoTClient 23:2c6779675a01 433 LogError("Failed reading properties of the uamqp message.");
AzureIoTClient 23:2c6779675a01 434 IoTHubMessage_Destroy(iothub_message);
AzureIoTClient 23:2c6779675a01 435 result = __LINE__;
AzureIoTClient 23:2c6779675a01 436 }
AzureIoTClient 23:2c6779675a01 437 else if (readApplicationPropertiesFromuAMQPMessage(iothub_message, uamqp_message) != RESULT_OK)
AzureIoTClient 23:2c6779675a01 438 {
AzureIoTClient 23:2c6779675a01 439 LogError("Failed reading application properties of the uamqp message.");
AzureIoTClient 23:2c6779675a01 440 IoTHubMessage_Destroy(iothub_message);
AzureIoTClient 23:2c6779675a01 441 result = __LINE__;
AzureIoTClient 23:2c6779675a01 442 }
AzureIoTClient 23:2c6779675a01 443 else
AzureIoTClient 23:2c6779675a01 444 {
AzureIoTClient 23:2c6779675a01 445 *iothubclient_message = iothub_message;
AzureIoTClient 23:2c6779675a01 446 result = RESULT_OK;
AzureIoTClient 23:2c6779675a01 447 }
AzureIoTClient 23:2c6779675a01 448 }
AzureIoTClient 23:2c6779675a01 449
AzureIoTClient 23:2c6779675a01 450 return result;
AzureIoTClient 23:2c6779675a01 451 }
AzureIoTClient 23:2c6779675a01 452
AzureIoTClient 23:2c6779675a01 453 int message_create_from_iothub_message(IOTHUB_MESSAGE_HANDLE iothub_message, MESSAGE_HANDLE* uamqp_message)
AzureIoTClient 23:2c6779675a01 454 {
AzureIoTClient 23:2c6779675a01 455 int result = __LINE__;
AzureIoTClient 23:2c6779675a01 456 // Codes_SRS_UAMQP_MESSAGING_09_047: [The content type of the IOTHUB_MESSAGE_HANDLE instance shall be obtained using IoTHubMessage_GetContentType().]
AzureIoTClient 23:2c6779675a01 457 IOTHUBMESSAGE_CONTENT_TYPE contentType = IoTHubMessage_GetContentType(iothub_message);
AzureIoTClient 23:2c6779675a01 458 const char* messageContent = NULL;
AzureIoTClient 23:2c6779675a01 459 size_t messageContentSize = 0;
AzureIoTClient 23:2c6779675a01 460 MESSAGE_HANDLE uamqp_message_tmp = NULL;
AzureIoTClient 23:2c6779675a01 461
AzureIoTClient 23:2c6779675a01 462 // Codes_SRS_UAMQP_MESSAGING_09_048: [If the content type of the IOTHUB_MESSAGE_HANDLE instance is IOTHUBMESSAGE_BYTEARRAY, the content shall be obtained using IoTHubMessage_GetByteArray().]
AzureIoTClient 23:2c6779675a01 463 if (contentType == IOTHUBMESSAGE_BYTEARRAY &&
AzureIoTClient 23:2c6779675a01 464 IoTHubMessage_GetByteArray(iothub_message, (const unsigned char **)&messageContent, &messageContentSize) != IOTHUB_MESSAGE_OK)
AzureIoTClient 23:2c6779675a01 465 {
AzureIoTClient 23:2c6779675a01 466 // Codes_SRS_UAMQP_MESSAGING_09_049: [If IoTHubMessage_GetByteArray() fails, message_create_from_iothub_message() shall fail and return.]
AzureIoTClient 23:2c6779675a01 467 LogError("Failed getting the BYTE array representation of the IOTHUB_MESSAGE_HANDLE instance.");
AzureIoTClient 23:2c6779675a01 468 result = __LINE__;
AzureIoTClient 23:2c6779675a01 469 }
AzureIoTClient 23:2c6779675a01 470 // Codes_SRS_UAMQP_MESSAGING_09_050: [If the content type of the IOTHUB_MESSAGE_HANDLE instance is IOTHUBMESSAGE_STRING, the content shall be obtained using IoTHubMessage_GetString().]
AzureIoTClient 23:2c6779675a01 471 else if (contentType == IOTHUBMESSAGE_STRING &&
AzureIoTClient 23:2c6779675a01 472 ((messageContent = IoTHubMessage_GetString(iothub_message)) == NULL))
AzureIoTClient 23:2c6779675a01 473 {
AzureIoTClient 23:2c6779675a01 474 // Codes_SRS_UAMQP_MESSAGING_09_051: [If IoTHubMessage_GetString() fails, message_create_from_iothub_message() shall fail and return.]
AzureIoTClient 23:2c6779675a01 475 LogError("Failed getting the STRING representation of the IOTHUB_MESSAGE_HANDLE instance.");
AzureIoTClient 23:2c6779675a01 476 result = __LINE__;
AzureIoTClient 23:2c6779675a01 477 }
AzureIoTClient 23:2c6779675a01 478 // Codes_SRS_UAMQP_MESSAGING_09_052: [If the content type of the IOTHUB_MESSAGE_HANDLE instance is IOTHUBMESSAGE_UNKNOWN, message_create_from_iothub_message() shall fail and return.]
AzureIoTClient 23:2c6779675a01 479 else if (contentType == IOTHUBMESSAGE_UNKNOWN)
AzureIoTClient 23:2c6779675a01 480 {
AzureIoTClient 23:2c6779675a01 481 LogError("Cannot parse IOTHUB_MESSAGE_HANDLE with content type IOTHUBMESSAGE_UNKNOWN.");
AzureIoTClient 23:2c6779675a01 482 result = __LINE__;
AzureIoTClient 23:2c6779675a01 483 }
AzureIoTClient 23:2c6779675a01 484 // Codes_SRS_UAMQP_MESSAGING_09_053: [A uAMQP MESSAGE_HANDLE shall be created using message_create().]
AzureIoTClient 23:2c6779675a01 485 else if ((uamqp_message_tmp = message_create()) == NULL)
AzureIoTClient 23:2c6779675a01 486 {
AzureIoTClient 23:2c6779675a01 487 // Codes_SRS_UAMQP_MESSAGING_09_054: [If message_create() fails, message_create_from_iothub_message() shall fail and return.]
AzureIoTClient 23:2c6779675a01 488 LogError("Failed allocating the uAMQP message.");
AzureIoTClient 23:2c6779675a01 489 result = __LINE__;
AzureIoTClient 23:2c6779675a01 490 }
AzureIoTClient 23:2c6779675a01 491 else
AzureIoTClient 23:2c6779675a01 492 {
AzureIoTClient 23:2c6779675a01 493 // Codes_SRS_UAMQP_MESSAGING_09_055: [The IOTHUB_MESSAGE instance content bytes and size shall be stored on a BINARY_DATA structure.]
AzureIoTClient 23:2c6779675a01 494 BINARY_DATA binary_data;
AzureIoTClient 23:2c6779675a01 495
AzureIoTClient 23:2c6779675a01 496 if (contentType == IOTHUBMESSAGE_STRING)
AzureIoTClient 23:2c6779675a01 497 {
AzureIoTClient 23:2c6779675a01 498 messageContentSize = strlen(messageContent);
AzureIoTClient 23:2c6779675a01 499 }
AzureIoTClient 23:2c6779675a01 500
AzureIoTClient 23:2c6779675a01 501 binary_data.bytes = (const unsigned char *)messageContent;
AzureIoTClient 23:2c6779675a01 502 binary_data.length = messageContentSize;
AzureIoTClient 23:2c6779675a01 503
AzureIoTClient 23:2c6779675a01 504 // Codes_SRS_UAMQP_MESSAGING_09_056: [The BINARY_DATA instance shall be set as the uAMQP message body using message_add_body_amqp_data().]
AzureIoTClient 23:2c6779675a01 505 if (message_add_body_amqp_data(uamqp_message_tmp, binary_data) != RESULT_OK)
AzureIoTClient 23:2c6779675a01 506 {
AzureIoTClient 23:2c6779675a01 507 // Codes_SRS_UAMQP_MESSAGING_09_057: [If message_add_body_amqp_data() fails, message_create_from_iothub_message() shall fail and return.]
AzureIoTClient 23:2c6779675a01 508 LogError("Failed setting the body of the uAMQP message.");
AzureIoTClient 23:2c6779675a01 509 result = __LINE__;
AzureIoTClient 23:2c6779675a01 510 }
AzureIoTClient 23:2c6779675a01 511 else if (addPropertiesTouAMQPMessage(iothub_message, uamqp_message_tmp) != RESULT_OK)
AzureIoTClient 23:2c6779675a01 512 {
AzureIoTClient 23:2c6779675a01 513 LogError("Failed setting properties of the uAMQP message.");
AzureIoTClient 23:2c6779675a01 514 result = __LINE__;
AzureIoTClient 23:2c6779675a01 515 }
AzureIoTClient 23:2c6779675a01 516 else if (addApplicationPropertiesTouAMQPMessage(iothub_message, uamqp_message_tmp) != RESULT_OK)
AzureIoTClient 23:2c6779675a01 517 {
AzureIoTClient 23:2c6779675a01 518 LogError("Failed setting application properties of the uAMQP message.");
AzureIoTClient 23:2c6779675a01 519 result = __LINE__;
AzureIoTClient 23:2c6779675a01 520 }
AzureIoTClient 23:2c6779675a01 521 else
AzureIoTClient 23:2c6779675a01 522 {
AzureIoTClient 23:2c6779675a01 523 // Codes_SRS_UAMQP_MESSAGING_09_058: [The uAMQP message created by message_create_from_iothub_message() shall be returned only if no failures occurr.]
AzureIoTClient 23:2c6779675a01 524 *uamqp_message = uamqp_message_tmp;
AzureIoTClient 23:2c6779675a01 525 // Codes_SRS_UAMQP_MESSAGING_09_098: [If no errors occurr, message_create_from_iothub_message() shall return 0 (success).]
AzureIoTClient 23:2c6779675a01 526 result = RESULT_OK;
AzureIoTClient 23:2c6779675a01 527 }
AzureIoTClient 23:2c6779675a01 528 // Codes_SRS_UAMQP_MESSAGING_09_059: [If message_create_from_iothub_message() fails, the uAMQP message (created with message_create()) shall be destroyed.]
AzureIoTClient 23:2c6779675a01 529 if (result != RESULT_OK)
AzureIoTClient 23:2c6779675a01 530 {
AzureIoTClient 23:2c6779675a01 531 message_destroy(uamqp_message_tmp);
AzureIoTClient 23:2c6779675a01 532 }
AzureIoTClient 23:2c6779675a01 533 }
AzureIoTClient 23:2c6779675a01 534
AzureIoTClient 23:2c6779675a01 535 return result;
AzureIoTClient 23:2c6779675a01 536 }