Azure IoT / iothub_http_transport

Microsoft Azure IoTHub client HTTP transport

Dependents:   iothub_client_sample_http simplesample_http temp_sensor_anomaly

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

iothubtransporthttp.c@2:ff9104b866b8, 2015-09-16 (annotated)

Committer:
AzureIoTClient
Date:
Wed Sep 16 22:42:49 2015 -0700
Revision:
2:ff9104b866b8
Parent:
1:2ba812f3d9b7
Child:
3:4e9296134ffb
New release

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AzureIoTClient 0:fa2b00dcd9d4 1 // Copyright (c) Microsoft. All rights reserved.
AzureIoTClient 0:fa2b00dcd9d4 2 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
AzureIoTClient 0:fa2b00dcd9d4 3
AzureIoTClient 0:fa2b00dcd9d4 4 #include <stdlib.h>
AzureIoTClient 0:fa2b00dcd9d4 5 #ifdef _CRTDBG_MAP_ALLOC
AzureIoTClient 0:fa2b00dcd9d4 6 #include <crtdbg.h>
AzureIoTClient 0:fa2b00dcd9d4 7 #endif
AzureIoTClient 0:fa2b00dcd9d4 8 #include "gballoc.h"
AzureIoTClient 0:fa2b00dcd9d4 9
AzureIoTClient 0:fa2b00dcd9d4 10 #include <time.h>
AzureIoTClient 0:fa2b00dcd9d4 11 #include "iothub_client_private.h"
AzureIoTClient 0:fa2b00dcd9d4 12 #include "iothubtransporthttp.h"
AzureIoTClient 0:fa2b00dcd9d4 13
AzureIoTClient 0:fa2b00dcd9d4 14 #include "httpapiexsas.h"
AzureIoTClient 0:fa2b00dcd9d4 15 #include "urlencode.h"
AzureIoTClient 0:fa2b00dcd9d4 16 #include "iot_logging.h"
AzureIoTClient 0:fa2b00dcd9d4 17 #include "httpapiex.h"
AzureIoTClient 0:fa2b00dcd9d4 18 #include "httpapiexsas.h"
AzureIoTClient 0:fa2b00dcd9d4 19 #include "strings.h"
AzureIoTClient 0:fa2b00dcd9d4 20 #include "base64.h"
AzureIoTClient 0:fa2b00dcd9d4 21 #include "doublylinkedlist.h"
AzureIoTClient 0:fa2b00dcd9d4 22 #include "httpheaders.h"
AzureIoTClient 0:fa2b00dcd9d4 23 #include "agenttime.h"
AzureIoTClient 0:fa2b00dcd9d4 24
AzureIoTClient 0:fa2b00dcd9d4 25 #define IOTHUB_APP_PREFIX "iothub-app-"
AzureIoTClient 0:fa2b00dcd9d4 26
AzureIoTClient 0:fa2b00dcd9d4 27 #define CONTENT_TYPE "Content-Type"
AzureIoTClient 0:fa2b00dcd9d4 28 #define APPLICATION_OCTET_STREAM "application/octet-stream"
AzureIoTClient 0:fa2b00dcd9d4 29 #define APPLICATION_VND_MICROSOFT_IOTHUB_JSON "application/vnd.microsoft.iothub.json"
AzureIoTClient 0:fa2b00dcd9d4 30
AzureIoTClient 0:fa2b00dcd9d4 31 /*DEFAULT_GETMINIMUMPOLLINGTIME is the minimum time in seconds allowed between 2 consecutive GET issues to the service (GET=fetch notifications)*/
AzureIoTClient 0:fa2b00dcd9d4 32 /*the default is 25 minutes*/
AzureIoTClient 0:fa2b00dcd9d4 33 #define DEFAULT_GETMINIMUMPOLLINGTIME ((unsigned int)25*60)
AzureIoTClient 0:fa2b00dcd9d4 34
AzureIoTClient 2:ff9104b866b8 35 #define MAXIMUM_MESSAGE_SIZE (255*1024-1)
AzureIoTClient 2:ff9104b866b8 36
AzureIoTClient 0:fa2b00dcd9d4 37 /*forward declaration*/
AzureIoTClient 0:fa2b00dcd9d4 38 static int appendMapToJSON(STRING_HANDLE existing, const char* const* keys, const char* const* values, size_t count);
AzureIoTClient 0:fa2b00dcd9d4 39
AzureIoTClient 0:fa2b00dcd9d4 40 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_069: [This function shall return a pointer to a structure of type TRANSPORT_PROVIDER having the following values for its fields:] */
AzureIoTClient 0:fa2b00dcd9d4 41 static TRANSPORT_PROVIDER thisTransportProvider =
AzureIoTClient 0:fa2b00dcd9d4 42 {
AzureIoTClient 0:fa2b00dcd9d4 43 IoTHubTransportHttp_SetOption, /*pfIoTHubTransport_SetOption IoTHubTransport_SetOption; */
AzureIoTClient 0:fa2b00dcd9d4 44 IoTHubTransportHttp_Create, /*pfIoTHubTransport_Create IoTHubTransport_Create; */
AzureIoTClient 0:fa2b00dcd9d4 45 IoTHubTransportHttp_Destroy, /*pfIoTHubTransport_Destroy IoTHubTransport_Destroy; */
AzureIoTClient 0:fa2b00dcd9d4 46 IoTHubTransportHttp_Subscribe, /*pfIoTHubTransport_Subscribe IoTHubTransport_Subscribe; */
AzureIoTClient 0:fa2b00dcd9d4 47 IoTHubTransportHttp_Unsubscribe, /*pfIoTHubTransport_Unsubscribe IoTHubTransport_Unsubscribe; */
AzureIoTClient 0:fa2b00dcd9d4 48 IoTHubTransportHttp_DoWork, /*pfIoTHubTransport_DoWork IoTHubTransport_DoWork; */
AzureIoTClient 1:2ba812f3d9b7 49 IoTHubTransportHttp_GetSendStatus /* pfIoTHubTransport_GetSendStatus IoTHubTransport_GetSendStatus */
AzureIoTClient 0:fa2b00dcd9d4 50 };
AzureIoTClient 0:fa2b00dcd9d4 51
AzureIoTClient 0:fa2b00dcd9d4 52 const void* IoTHubTransportHttp_ProvideTransportInterface(void)
AzureIoTClient 0:fa2b00dcd9d4 53 {
AzureIoTClient 0:fa2b00dcd9d4 54 return &thisTransportProvider;
AzureIoTClient 0:fa2b00dcd9d4 55 }
AzureIoTClient 0:fa2b00dcd9d4 56
AzureIoTClient 0:fa2b00dcd9d4 57 typedef struct HTTPTRANSPORT_HANDLE_DATA_TAG
AzureIoTClient 0:fa2b00dcd9d4 58 {
AzureIoTClient 0:fa2b00dcd9d4 59 STRING_HANDLE eventHTTPrelativePath;
AzureIoTClient 0:fa2b00dcd9d4 60 STRING_HANDLE notificationHTTPrelativePath;
AzureIoTClient 0:fa2b00dcd9d4 61 HTTP_HEADERS_HANDLE eventHTTPrequestHeaders;
AzureIoTClient 0:fa2b00dcd9d4 62 STRING_HANDLE hostName;
AzureIoTClient 0:fa2b00dcd9d4 63 HTTPAPIEX_HANDLE httpApiExHandle;
AzureIoTClient 0:fa2b00dcd9d4 64 HTTP_HEADERS_HANDLE notificationHTTPrequestHeaders;
AzureIoTClient 0:fa2b00dcd9d4 65 STRING_HANDLE abandonHTTPrelativePathBegin;
AzureIoTClient 0:fa2b00dcd9d4 66 HTTPAPIEX_SAS_HANDLE sasObject;
AzureIoTClient 0:fa2b00dcd9d4 67 bool DoWork_PullNotification;
AzureIoTClient 0:fa2b00dcd9d4 68 bool doBatchedTransfers;
AzureIoTClient 0:fa2b00dcd9d4 69 bool isFirstPoll;
AzureIoTClient 0:fa2b00dcd9d4 70 unsigned int getMinimumPollingTime;
AzureIoTClient 0:fa2b00dcd9d4 71 time_t lastPollTime;
AzureIoTClient 0:fa2b00dcd9d4 72 PDLIST_ENTRY waitingToSend;
AzureIoTClient 0:fa2b00dcd9d4 73 DLIST_ENTRY eventConfirmations; /*holds items for event confirmations*/
AzureIoTClient 0:fa2b00dcd9d4 74 }HTTPTRANSPORT_HANDLE_DATA;
AzureIoTClient 0:fa2b00dcd9d4 75
AzureIoTClient 0:fa2b00dcd9d4 76
AzureIoTClient 0:fa2b00dcd9d4 77 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_003: [Otherwise IoTHubTransportHttp_Create shall create an immutable string (further called "event HTTP relative path") from the following pieces: "/devices/" + URL_ENCODED(config->upperConfig->deviceId) + "/messages/events?api-version=2015-08-15-preview".]*/
AzureIoTClient 0:fa2b00dcd9d4 78 static void destroy_eventHTTPrelativePath(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient 0:fa2b00dcd9d4 79 {
AzureIoTClient 0:fa2b00dcd9d4 80 STRING_delete(handleData->eventHTTPrelativePath);
AzureIoTClient 0:fa2b00dcd9d4 81 handleData->eventHTTPrelativePath = NULL;
AzureIoTClient 0:fa2b00dcd9d4 82 }
AzureIoTClient 0:fa2b00dcd9d4 83
AzureIoTClient 0:fa2b00dcd9d4 84 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_003: [Otherwise IoTHubTransportHttp_Create shall create an immutable string (further called "event HTTP relative path") from the following pieces: "/devices/" + URL_ENCODED(config->upperConfig->deviceId) + "/messages/events?api-version=2015-08-15-preview".]*/
AzureIoTClient 0:fa2b00dcd9d4 85 static bool create_eventHTTPrelativePath(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient 0:fa2b00dcd9d4 86 {
AzureIoTClient 0:fa2b00dcd9d4 87 bool result;
AzureIoTClient 0:fa2b00dcd9d4 88 STRING_HANDLE urlEncodedDeviceId = NULL;
AzureIoTClient 0:fa2b00dcd9d4 89 handleData->eventHTTPrelativePath = STRING_construct("/devices/");
AzureIoTClient 0:fa2b00dcd9d4 90 if (handleData->eventHTTPrelativePath == NULL)
AzureIoTClient 0:fa2b00dcd9d4 91 {
AzureIoTClient 0:fa2b00dcd9d4 92 result = false;
AzureIoTClient 0:fa2b00dcd9d4 93 }
AzureIoTClient 0:fa2b00dcd9d4 94 else if (!(
AzureIoTClient 0:fa2b00dcd9d4 95 ((urlEncodedDeviceId = URL_EncodeString(config->upperConfig->deviceId)) != NULL) &&
AzureIoTClient 0:fa2b00dcd9d4 96 (STRING_concat_with_STRING(handleData->eventHTTPrelativePath, urlEncodedDeviceId) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 97 (STRING_concat(handleData->eventHTTPrelativePath, EVENT_ENDPOINT API_VERSION) == 0)
AzureIoTClient 0:fa2b00dcd9d4 98 ))
AzureIoTClient 0:fa2b00dcd9d4 99 {
AzureIoTClient 0:fa2b00dcd9d4 100 destroy_eventHTTPrelativePath(handleData);
AzureIoTClient 0:fa2b00dcd9d4 101 result = false;
AzureIoTClient 0:fa2b00dcd9d4 102 }
AzureIoTClient 0:fa2b00dcd9d4 103 else
AzureIoTClient 0:fa2b00dcd9d4 104 {
AzureIoTClient 0:fa2b00dcd9d4 105 result = true;
AzureIoTClient 0:fa2b00dcd9d4 106 }
AzureIoTClient 0:fa2b00dcd9d4 107 STRING_delete(urlEncodedDeviceId);
AzureIoTClient 0:fa2b00dcd9d4 108 return result;
AzureIoTClient 0:fa2b00dcd9d4 109 }
AzureIoTClient 0:fa2b00dcd9d4 110
AzureIoTClient 0:fa2b00dcd9d4 111 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_034: [Otherwise, IoTHubTransportHttp_Create shall create an immutable string (further called "notification HTTP relative path") from the following pieces: "/devices/" + URL_ENCODED(config->upperConfig->deviceId) + "/messages/devicebound?api-version=2015-08-15-preview".]*/
AzureIoTClient 0:fa2b00dcd9d4 112 static void destroy_notificationHTTPrelativePath(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient 0:fa2b00dcd9d4 113 {
AzureIoTClient 0:fa2b00dcd9d4 114 STRING_delete(handleData->notificationHTTPrelativePath);
AzureIoTClient 0:fa2b00dcd9d4 115 handleData->notificationHTTPrelativePath = NULL;
AzureIoTClient 0:fa2b00dcd9d4 116 }
AzureIoTClient 0:fa2b00dcd9d4 117
AzureIoTClient 0:fa2b00dcd9d4 118 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_034: [Otherwise, IoTHubTransportHttp_Create shall create an immutable string (further called "notification HTTP relative path") from the following pieces: "/devices/" + URL_ENCODED(config->upperConfig->deviceId) + "/messages/devicebound?api-version=2015-08-15-preview".]*/
AzureIoTClient 0:fa2b00dcd9d4 119 static bool create_notificationHTTPrelativePath(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient 0:fa2b00dcd9d4 120 {
AzureIoTClient 0:fa2b00dcd9d4 121 bool result;
AzureIoTClient 0:fa2b00dcd9d4 122 handleData->notificationHTTPrelativePath = STRING_construct("/devices/");
AzureIoTClient 0:fa2b00dcd9d4 123 if (handleData->notificationHTTPrelativePath == NULL)
AzureIoTClient 0:fa2b00dcd9d4 124 {
AzureIoTClient 0:fa2b00dcd9d4 125 result = false;
AzureIoTClient 0:fa2b00dcd9d4 126 }
AzureIoTClient 0:fa2b00dcd9d4 127 else
AzureIoTClient 0:fa2b00dcd9d4 128 {
AzureIoTClient 0:fa2b00dcd9d4 129 STRING_HANDLE urlEncodedDeviceId = NULL;
AzureIoTClient 0:fa2b00dcd9d4 130 if (!(
AzureIoTClient 0:fa2b00dcd9d4 131 ((urlEncodedDeviceId = URL_EncodeString(config->upperConfig->deviceId)) != NULL) &&
AzureIoTClient 0:fa2b00dcd9d4 132 (STRING_concat_with_STRING(handleData->notificationHTTPrelativePath, urlEncodedDeviceId) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 133 (STRING_concat(handleData->notificationHTTPrelativePath, NOTIFICATION_ENDPOINT_HTTP API_VERSION) == 0)
AzureIoTClient 0:fa2b00dcd9d4 134 ))
AzureIoTClient 0:fa2b00dcd9d4 135 {
AzureIoTClient 0:fa2b00dcd9d4 136 result = false;
AzureIoTClient 0:fa2b00dcd9d4 137 destroy_notificationHTTPrelativePath(handleData);
AzureIoTClient 0:fa2b00dcd9d4 138 }
AzureIoTClient 0:fa2b00dcd9d4 139 else
AzureIoTClient 0:fa2b00dcd9d4 140 {
AzureIoTClient 0:fa2b00dcd9d4 141 result = true;
AzureIoTClient 0:fa2b00dcd9d4 142 }
AzureIoTClient 0:fa2b00dcd9d4 143 STRING_delete(urlEncodedDeviceId);
AzureIoTClient 0:fa2b00dcd9d4 144 }
AzureIoTClient 0:fa2b00dcd9d4 145
AzureIoTClient 0:fa2b00dcd9d4 146 return result;
AzureIoTClient 0:fa2b00dcd9d4 147 }
AzureIoTClient 0:fa2b00dcd9d4 148
AzureIoTClient 0:fa2b00dcd9d4 149 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_005: [Otherwise, IoTHubTransportHttp_Create shall create a set of HTTP headers (further on called "event HTTP request headers") consisting of the following fixed field names and values:
AzureIoTClient 0:fa2b00dcd9d4 150 "iothub-to":"/devices/" + URL_ENCODED(config->upperConfig->deviceId) + "/messages/events";
AzureIoTClient 0:fa2b00dcd9d4 151 "Authorization":" "
AzureIoTClient 0:fa2b00dcd9d4 152 "Content-Type":"application/vnd.microsoft.iothub.json"
AzureIoTClient 0:fa2b00dcd9d4 153 "Accept":"application/json"
AzureIoTClient 0:fa2b00dcd9d4 154 "Connection":"Keep-Alive"]*/
AzureIoTClient 0:fa2b00dcd9d4 155 static void destroy_eventHTTPrequestHeaders(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient 0:fa2b00dcd9d4 156 {
AzureIoTClient 0:fa2b00dcd9d4 157 HTTPHeaders_Free(handleData->eventHTTPrequestHeaders);
AzureIoTClient 0:fa2b00dcd9d4 158 handleData->eventHTTPrequestHeaders = NULL;
AzureIoTClient 0:fa2b00dcd9d4 159 }
AzureIoTClient 0:fa2b00dcd9d4 160
AzureIoTClient 0:fa2b00dcd9d4 161 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_005: [Otherwise, IoTHubTransportHttp_Create shall create a set of HTTP headers (further on called "event HTTP request headers") consisting of the following fixed field names and values:
AzureIoTClient 0:fa2b00dcd9d4 162 "iothub-to":"/devices/" + URL_ENCODED(config->upperConfig->deviceId) + "/messages/events";
AzureIoTClient 0:fa2b00dcd9d4 163 "Authorization":" "
AzureIoTClient 0:fa2b00dcd9d4 164 "Content-Type":"application/vnd.microsoft.iothub.json"
AzureIoTClient 0:fa2b00dcd9d4 165 "Accept":"application/json"
AzureIoTClient 0:fa2b00dcd9d4 166 "Connection":"Keep-Alive"]*/
AzureIoTClient 0:fa2b00dcd9d4 167 static bool create_eventHTTPrequestHeaders(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient 0:fa2b00dcd9d4 168 {
AzureIoTClient 0:fa2b00dcd9d4 169 bool result;
AzureIoTClient 0:fa2b00dcd9d4 170 handleData->eventHTTPrequestHeaders = HTTPHeaders_Alloc();
AzureIoTClient 0:fa2b00dcd9d4 171 if (handleData->eventHTTPrequestHeaders == NULL)
AzureIoTClient 0:fa2b00dcd9d4 172 {
AzureIoTClient 0:fa2b00dcd9d4 173 result = false;
AzureIoTClient 0:fa2b00dcd9d4 174 }
AzureIoTClient 0:fa2b00dcd9d4 175 else
AzureIoTClient 0:fa2b00dcd9d4 176 {
AzureIoTClient 0:fa2b00dcd9d4 177 STRING_HANDLE temp = STRING_construct("/devices/");
AzureIoTClient 0:fa2b00dcd9d4 178 if (temp == NULL)
AzureIoTClient 0:fa2b00dcd9d4 179 {
AzureIoTClient 0:fa2b00dcd9d4 180 result = false;
AzureIoTClient 0:fa2b00dcd9d4 181 destroy_eventHTTPrequestHeaders(handleData);
AzureIoTClient 0:fa2b00dcd9d4 182 }
AzureIoTClient 0:fa2b00dcd9d4 183 else
AzureIoTClient 0:fa2b00dcd9d4 184 {
AzureIoTClient 0:fa2b00dcd9d4 185 STRING_HANDLE urlEncodedDeviceId = NULL;
AzureIoTClient 0:fa2b00dcd9d4 186 if (!(
AzureIoTClient 0:fa2b00dcd9d4 187 ((urlEncodedDeviceId = URL_EncodeString(config->upperConfig->deviceId)) != NULL) &&
AzureIoTClient 0:fa2b00dcd9d4 188 (STRING_concat_with_STRING(temp, urlEncodedDeviceId) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 189 (STRING_concat(temp, EVENT_ENDPOINT) == 0)
AzureIoTClient 0:fa2b00dcd9d4 190 ))
AzureIoTClient 0:fa2b00dcd9d4 191 {
AzureIoTClient 0:fa2b00dcd9d4 192 result = false;
AzureIoTClient 0:fa2b00dcd9d4 193 destroy_eventHTTPrequestHeaders(handleData);
AzureIoTClient 0:fa2b00dcd9d4 194 }
AzureIoTClient 0:fa2b00dcd9d4 195 else
AzureIoTClient 0:fa2b00dcd9d4 196 {
AzureIoTClient 0:fa2b00dcd9d4 197 if (!(
AzureIoTClient 0:fa2b00dcd9d4 198 (HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "iothub-to", STRING_c_str(temp)) == HTTP_HEADERS_OK) &&
AzureIoTClient 0:fa2b00dcd9d4 199 (HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "Authorization", " ") == HTTP_HEADERS_OK) &&
AzureIoTClient 0:fa2b00dcd9d4 200 (HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "Accept", "application/json") == HTTP_HEADERS_OK) &&
AzureIoTClient 0:fa2b00dcd9d4 201 (HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "Connection", "Keep-Alive") == HTTP_HEADERS_OK)
AzureIoTClient 0:fa2b00dcd9d4 202 ))
AzureIoTClient 0:fa2b00dcd9d4 203 {
AzureIoTClient 0:fa2b00dcd9d4 204 result = false;
AzureIoTClient 0:fa2b00dcd9d4 205 destroy_eventHTTPrequestHeaders(handleData);
AzureIoTClient 0:fa2b00dcd9d4 206 }
AzureIoTClient 0:fa2b00dcd9d4 207 else
AzureIoTClient 0:fa2b00dcd9d4 208 {
AzureIoTClient 0:fa2b00dcd9d4 209 result = true;
AzureIoTClient 0:fa2b00dcd9d4 210 }
AzureIoTClient 0:fa2b00dcd9d4 211 }
AzureIoTClient 0:fa2b00dcd9d4 212 STRING_delete(temp);
AzureIoTClient 0:fa2b00dcd9d4 213 STRING_delete(urlEncodedDeviceId);
AzureIoTClient 0:fa2b00dcd9d4 214 }
AzureIoTClient 0:fa2b00dcd9d4 215 }
AzureIoTClient 0:fa2b00dcd9d4 216 return result;
AzureIoTClient 0:fa2b00dcd9d4 217 }
AzureIoTClient 0:fa2b00dcd9d4 218
AzureIoTClient 0:fa2b00dcd9d4 219 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_007: [Otherwise, IoTHubTransportHttp_Create shall create an immutable string (further called hostname) containing config->upperConfig->iotHubName + config->upperConfig->iotHubSuffix.]*/
AzureIoTClient 0:fa2b00dcd9d4 220 static void destroy_hostName(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient 0:fa2b00dcd9d4 221 {
AzureIoTClient 0:fa2b00dcd9d4 222 STRING_delete(handleData->hostName);
AzureIoTClient 0:fa2b00dcd9d4 223 handleData->hostName = NULL;
AzureIoTClient 0:fa2b00dcd9d4 224 }
AzureIoTClient 0:fa2b00dcd9d4 225
AzureIoTClient 0:fa2b00dcd9d4 226 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_007: [Otherwise, IoTHubTransportHttp_Create shall create an immutable string (further called hostname) containing config->upperConfig->iotHubName + config->upperConfig->iotHubSuffix.]*/
AzureIoTClient 0:fa2b00dcd9d4 227 static bool create_hostName(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient 0:fa2b00dcd9d4 228 {
AzureIoTClient 0:fa2b00dcd9d4 229 bool result;
AzureIoTClient 0:fa2b00dcd9d4 230 handleData->hostName = STRING_construct(config->upperConfig->iotHubName);
AzureIoTClient 0:fa2b00dcd9d4 231 if (handleData->hostName == NULL)
AzureIoTClient 0:fa2b00dcd9d4 232 {
AzureIoTClient 0:fa2b00dcd9d4 233 result = false;
AzureIoTClient 0:fa2b00dcd9d4 234 }
AzureIoTClient 0:fa2b00dcd9d4 235 else
AzureIoTClient 0:fa2b00dcd9d4 236 {
AzureIoTClient 0:fa2b00dcd9d4 237 if ((STRING_concat(handleData->hostName, ".") != 0) ||
AzureIoTClient 0:fa2b00dcd9d4 238 (STRING_concat(handleData->hostName, config->upperConfig->iotHubSuffix) != 0))
AzureIoTClient 0:fa2b00dcd9d4 239 {
AzureIoTClient 0:fa2b00dcd9d4 240 destroy_hostName(handleData);
AzureIoTClient 0:fa2b00dcd9d4 241 result = false;
AzureIoTClient 0:fa2b00dcd9d4 242 }
AzureIoTClient 0:fa2b00dcd9d4 243 else
AzureIoTClient 0:fa2b00dcd9d4 244 {
AzureIoTClient 0:fa2b00dcd9d4 245 result = true;
AzureIoTClient 0:fa2b00dcd9d4 246 }
AzureIoTClient 0:fa2b00dcd9d4 247 }
AzureIoTClient 0:fa2b00dcd9d4 248 return result;
AzureIoTClient 0:fa2b00dcd9d4 249 }
AzureIoTClient 0:fa2b00dcd9d4 250
AzureIoTClient 0:fa2b00dcd9d4 251 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_009: [Otherwise, IoTHubTransportHttp_Create shall create a HTTPAPIEX_HANDLE by a call to HTTPAPIEX_Create passing for hostName the hostname so far constructed by IoTHubTransportHttp_Create.]*/
AzureIoTClient 0:fa2b00dcd9d4 252 static void destroy_httpApiExHandle(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient 0:fa2b00dcd9d4 253 {
AzureIoTClient 0:fa2b00dcd9d4 254 HTTPAPIEX_Destroy(handleData->httpApiExHandle);
AzureIoTClient 0:fa2b00dcd9d4 255 handleData->httpApiExHandle = NULL;
AzureIoTClient 0:fa2b00dcd9d4 256 }
AzureIoTClient 0:fa2b00dcd9d4 257
AzureIoTClient 0:fa2b00dcd9d4 258 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_007: [Otherwise, IoTHubTransportHttp_Create shall create an immutable string (further called hostname) containing config->upperConfig->iotHubName + config->upperConfig->iotHubSuffix.]*/
AzureIoTClient 0:fa2b00dcd9d4 259 static bool create_httpApiExHandle(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient 0:fa2b00dcd9d4 260 {
AzureIoTClient 0:fa2b00dcd9d4 261 bool result;
AzureIoTClient 0:fa2b00dcd9d4 262 (void)config;
AzureIoTClient 0:fa2b00dcd9d4 263 handleData->httpApiExHandle = HTTPAPIEX_Create(STRING_c_str(handleData->hostName));
AzureIoTClient 0:fa2b00dcd9d4 264 if (handleData->httpApiExHandle == NULL)
AzureIoTClient 0:fa2b00dcd9d4 265 {
AzureIoTClient 0:fa2b00dcd9d4 266 result = false;
AzureIoTClient 0:fa2b00dcd9d4 267 }
AzureIoTClient 0:fa2b00dcd9d4 268 else
AzureIoTClient 0:fa2b00dcd9d4 269 {
AzureIoTClient 0:fa2b00dcd9d4 270 result = true;
AzureIoTClient 0:fa2b00dcd9d4 271 }
AzureIoTClient 0:fa2b00dcd9d4 272 return result;
AzureIoTClient 0:fa2b00dcd9d4 273 }
AzureIoTClient 0:fa2b00dcd9d4 274
AzureIoTClient 0:fa2b00dcd9d4 275 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_059: [Otherwise, IoTHubTransportHttp_Create shall create a set of HTTP headers (further on called "notification HTTP request headers") consisting of the following fixed field names and values:
AzureIoTClient 0:fa2b00dcd9d4 276 "Authorization": " "]*/
AzureIoTClient 0:fa2b00dcd9d4 277 static void destroy_notificationHTTPrequestHeaders(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient 0:fa2b00dcd9d4 278 {
AzureIoTClient 0:fa2b00dcd9d4 279 HTTPHeaders_Free(handleData->notificationHTTPrequestHeaders);
AzureIoTClient 0:fa2b00dcd9d4 280 handleData->notificationHTTPrequestHeaders = NULL;
AzureIoTClient 0:fa2b00dcd9d4 281 }
AzureIoTClient 0:fa2b00dcd9d4 282
AzureIoTClient 0:fa2b00dcd9d4 283 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_059: [Otherwise, IoTHubTransportHttp_Create shall create a set of HTTP headers (further on called "notification HTTP request headers") consisting of the following fixed field names and values:
AzureIoTClient 0:fa2b00dcd9d4 284 "Authorization": " "]*/
AzureIoTClient 0:fa2b00dcd9d4 285 static bool create_notificationHTTPrequestHeaders(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient 0:fa2b00dcd9d4 286 {
AzureIoTClient 0:fa2b00dcd9d4 287 bool result;
AzureIoTClient 0:fa2b00dcd9d4 288 (void)config;
AzureIoTClient 0:fa2b00dcd9d4 289 handleData->notificationHTTPrequestHeaders = HTTPHeaders_Alloc();
AzureIoTClient 0:fa2b00dcd9d4 290 if (handleData->notificationHTTPrequestHeaders == NULL)
AzureIoTClient 0:fa2b00dcd9d4 291 {
AzureIoTClient 0:fa2b00dcd9d4 292 result = false;
AzureIoTClient 0:fa2b00dcd9d4 293 }
AzureIoTClient 0:fa2b00dcd9d4 294 else
AzureIoTClient 0:fa2b00dcd9d4 295 {
AzureIoTClient 0:fa2b00dcd9d4 296 if (HTTPHeaders_AddHeaderNameValuePair(handleData->notificationHTTPrequestHeaders, "Authorization", " ") != HTTP_HEADERS_OK)
AzureIoTClient 0:fa2b00dcd9d4 297 {
AzureIoTClient 0:fa2b00dcd9d4 298 destroy_notificationHTTPrequestHeaders(handleData);
AzureIoTClient 0:fa2b00dcd9d4 299 result = false;
AzureIoTClient 0:fa2b00dcd9d4 300 }
AzureIoTClient 0:fa2b00dcd9d4 301 else
AzureIoTClient 0:fa2b00dcd9d4 302 {
AzureIoTClient 0:fa2b00dcd9d4 303 result = true;
AzureIoTClient 0:fa2b00dcd9d4 304 }
AzureIoTClient 0:fa2b00dcd9d4 305 }
AzureIoTClient 0:fa2b00dcd9d4 306 return result;
AzureIoTClient 0:fa2b00dcd9d4 307 }
AzureIoTClient 0:fa2b00dcd9d4 308
AzureIoTClient 0:fa2b00dcd9d4 309 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_061: [Otherwise, IoTHubTransportHttp_Create shall create a STRING containing: "/devices/" + URL_ENCODED(device id) +"/messages/deviceBound/" called abandonHTTPrelativePathBegin.] */
AzureIoTClient 0:fa2b00dcd9d4 310 static void destroy_abandonHTTPrelativePathBegin(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient 0:fa2b00dcd9d4 311 {
AzureIoTClient 0:fa2b00dcd9d4 312 STRING_delete(handleData->abandonHTTPrelativePathBegin);
AzureIoTClient 0:fa2b00dcd9d4 313 handleData->abandonHTTPrelativePathBegin = NULL;
AzureIoTClient 0:fa2b00dcd9d4 314 }
AzureIoTClient 0:fa2b00dcd9d4 315
AzureIoTClient 0:fa2b00dcd9d4 316 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_061: [Otherwise, IoTHubTransportHttp_Create shall create a STRING containing: "/devices/" + URL_ENCODED(device id) +"/messages/deviceBound/" called abandonHTTPrelativePathBegin.] */
AzureIoTClient 0:fa2b00dcd9d4 317 static bool create_abandonHTTPrelativePathBegin(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient 0:fa2b00dcd9d4 318 {
AzureIoTClient 0:fa2b00dcd9d4 319 bool result;
AzureIoTClient 0:fa2b00dcd9d4 320 handleData->abandonHTTPrelativePathBegin = STRING_construct("/devices/");
AzureIoTClient 0:fa2b00dcd9d4 321 if (handleData->abandonHTTPrelativePathBegin == NULL)
AzureIoTClient 0:fa2b00dcd9d4 322 {
AzureIoTClient 0:fa2b00dcd9d4 323 result = false;
AzureIoTClient 0:fa2b00dcd9d4 324 }
AzureIoTClient 0:fa2b00dcd9d4 325 else
AzureIoTClient 0:fa2b00dcd9d4 326 {
AzureIoTClient 0:fa2b00dcd9d4 327 STRING_HANDLE urlEncodedDeviceId = NULL;
AzureIoTClient 0:fa2b00dcd9d4 328 if (!(
AzureIoTClient 0:fa2b00dcd9d4 329 ((urlEncodedDeviceId = URL_EncodeString(config->upperConfig->deviceId)) != NULL) &&
AzureIoTClient 0:fa2b00dcd9d4 330 (STRING_concat_with_STRING(handleData->abandonHTTPrelativePathBegin, urlEncodedDeviceId) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 331 (STRING_concat(handleData->abandonHTTPrelativePathBegin, NOTIFICATION_ENDPOINT_HTTP_ETAG) == 0)
AzureIoTClient 0:fa2b00dcd9d4 332 ))
AzureIoTClient 0:fa2b00dcd9d4 333 {
AzureIoTClient 0:fa2b00dcd9d4 334 LogError("unable to STRING_concat\r\n");
AzureIoTClient 0:fa2b00dcd9d4 335 STRING_delete(handleData->abandonHTTPrelativePathBegin);
AzureIoTClient 0:fa2b00dcd9d4 336 result = false;
AzureIoTClient 0:fa2b00dcd9d4 337 }
AzureIoTClient 0:fa2b00dcd9d4 338 else
AzureIoTClient 0:fa2b00dcd9d4 339 {
AzureIoTClient 0:fa2b00dcd9d4 340 result = true;
AzureIoTClient 0:fa2b00dcd9d4 341 }
AzureIoTClient 0:fa2b00dcd9d4 342 STRING_delete(urlEncodedDeviceId);
AzureIoTClient 0:fa2b00dcd9d4 343 }
AzureIoTClient 0:fa2b00dcd9d4 344 return result;
AzureIoTClient 0:fa2b00dcd9d4 345 }
AzureIoTClient 0:fa2b00dcd9d4 346
AzureIoTClient 0:fa2b00dcd9d4 347 static void destroy_SASObject(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient 0:fa2b00dcd9d4 348 {
AzureIoTClient 0:fa2b00dcd9d4 349 HTTPAPIEX_SAS_Destroy(handleData->sasObject);
AzureIoTClient 0:fa2b00dcd9d4 350 handleData->sasObject = NULL;
AzureIoTClient 0:fa2b00dcd9d4 351 }
AzureIoTClient 0:fa2b00dcd9d4 352
AzureIoTClient 0:fa2b00dcd9d4 353 static bool create_deviceSASObject(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient 0:fa2b00dcd9d4 354 {
AzureIoTClient 0:fa2b00dcd9d4 355 STRING_HANDLE keyName;
AzureIoTClient 0:fa2b00dcd9d4 356 bool result;
AzureIoTClient 0:fa2b00dcd9d4 357 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_001: [IoTHubTransportHttp_Create shall invoke URL_EncodeString with an argument of device id.]*/
AzureIoTClient 0:fa2b00dcd9d4 358 keyName = URL_EncodeString(config->upperConfig->deviceId);
AzureIoTClient 0:fa2b00dcd9d4 359 if (keyName == NULL)
AzureIoTClient 0:fa2b00dcd9d4 360 {
AzureIoTClient 0:fa2b00dcd9d4 361 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_002: [If the encode fails then IoTHubTransportHttp_Create shall fail and return NULL.]*/
AzureIoTClient 0:fa2b00dcd9d4 362 result = false;
AzureIoTClient 0:fa2b00dcd9d4 363 }
AzureIoTClient 0:fa2b00dcd9d4 364 else
AzureIoTClient 0:fa2b00dcd9d4 365 {
AzureIoTClient 0:fa2b00dcd9d4 366 STRING_HANDLE uriResource;
AzureIoTClient 0:fa2b00dcd9d4 367 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_003: [IoTHubTransportHttp_Create shall invoke STRING_clone using the previously created hostname.]*/
AzureIoTClient 0:fa2b00dcd9d4 368 uriResource = STRING_clone(handleData->hostName);
AzureIoTClient 0:fa2b00dcd9d4 369 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_004: [If the clone fails then IoTHubTransportHttp_Create shall fail and return NULL.]*/
AzureIoTClient 0:fa2b00dcd9d4 370 if (uriResource != NULL)
AzureIoTClient 0:fa2b00dcd9d4 371 {
AzureIoTClient 0:fa2b00dcd9d4 372 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_005: [IoTHubTransportHttp_Create shall invoke STRING_concat with arguments uriResource and the string "/devices/".]*/
AzureIoTClient 0:fa2b00dcd9d4 373 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_006: [If the concat fails then IoTHubTransportHttp_Create shall fail and return NULL.]*/
AzureIoTClient 0:fa2b00dcd9d4 374 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_007: [IoTHubTransportHttp_Create shall invoke STRING_concat_with_STRING with arguments uriResource and keyName.]*/
AzureIoTClient 0:fa2b00dcd9d4 375 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_008: [If the STRING_concat_with_STRING fails then IoTHubTransportHttp_Create shall fail and return NULL.]*/
AzureIoTClient 0:fa2b00dcd9d4 376 if ((STRING_concat(uriResource, "/devices/") == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 377 (STRING_concat_with_STRING(uriResource, keyName) == 0))
AzureIoTClient 0:fa2b00dcd9d4 378 {
AzureIoTClient 0:fa2b00dcd9d4 379 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_009: [IoTHubTransportHttp_Create shall invoke STRING_construct with an argument of config->upperConfig->deviceKey.]*/
AzureIoTClient 0:fa2b00dcd9d4 380 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_010: [If the STRING_construct fails then IoTHubTransportHttp_Create shall fail and return NULL.]*/
AzureIoTClient 0:fa2b00dcd9d4 381 STRING_HANDLE key = STRING_construct(config->upperConfig->deviceKey);
AzureIoTClient 0:fa2b00dcd9d4 382 if (key != NULL)
AzureIoTClient 0:fa2b00dcd9d4 383 {
AzureIoTClient 0:fa2b00dcd9d4 384 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_013: [The keyName is shortened to zero length, if that fails then IoTHubTransportHttp_Create shall fail and return NULL.]*/
AzureIoTClient 0:fa2b00dcd9d4 385 if (STRING_empty(keyName) != 0)
AzureIoTClient 0:fa2b00dcd9d4 386 {
AzureIoTClient 0:fa2b00dcd9d4 387 LogError("Unable to form the device key name for the SAS\r\n");
AzureIoTClient 0:fa2b00dcd9d4 388 result = false;
AzureIoTClient 0:fa2b00dcd9d4 389 }
AzureIoTClient 0:fa2b00dcd9d4 390 else
AzureIoTClient 0:fa2b00dcd9d4 391 {
AzureIoTClient 0:fa2b00dcd9d4 392 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_011: [IoTHubTransportHttp_Create shall invoke HTTPAPIEX_SAS_Create with arguments key, uriResource, and zero length keyName.]*/
AzureIoTClient 0:fa2b00dcd9d4 393 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_06_012: [If the HTTPAPIEX_SAS_Create fails then IoTHubTransportHttp_Create shall fail and return NULL.]*/
AzureIoTClient 0:fa2b00dcd9d4 394 handleData->sasObject = HTTPAPIEX_SAS_Create(key, uriResource, keyName);
AzureIoTClient 0:fa2b00dcd9d4 395 result = (handleData->sasObject != NULL) ? (true) : (false);
AzureIoTClient 0:fa2b00dcd9d4 396 }
AzureIoTClient 0:fa2b00dcd9d4 397 STRING_delete(key);
AzureIoTClient 0:fa2b00dcd9d4 398 }
AzureIoTClient 0:fa2b00dcd9d4 399 else
AzureIoTClient 0:fa2b00dcd9d4 400 {
AzureIoTClient 0:fa2b00dcd9d4 401 result = false;
AzureIoTClient 0:fa2b00dcd9d4 402 }
AzureIoTClient 0:fa2b00dcd9d4 403 }
AzureIoTClient 0:fa2b00dcd9d4 404 else
AzureIoTClient 0:fa2b00dcd9d4 405 {
AzureIoTClient 0:fa2b00dcd9d4 406 result = false;
AzureIoTClient 0:fa2b00dcd9d4 407 }
AzureIoTClient 0:fa2b00dcd9d4 408 STRING_delete(uriResource);
AzureIoTClient 0:fa2b00dcd9d4 409 }
AzureIoTClient 0:fa2b00dcd9d4 410 else
AzureIoTClient 0:fa2b00dcd9d4 411 {
AzureIoTClient 0:fa2b00dcd9d4 412 result = false;
AzureIoTClient 0:fa2b00dcd9d4 413 }
AzureIoTClient 0:fa2b00dcd9d4 414 STRING_delete(keyName);
AzureIoTClient 0:fa2b00dcd9d4 415 }
AzureIoTClient 0:fa2b00dcd9d4 416 return result;
AzureIoTClient 0:fa2b00dcd9d4 417 }
AzureIoTClient 0:fa2b00dcd9d4 418
AzureIoTClient 0:fa2b00dcd9d4 419 TRANSPORT_HANDLE IoTHubTransportHttp_Create(const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient 0:fa2b00dcd9d4 420 {
AzureIoTClient 0:fa2b00dcd9d4 421 HTTPTRANSPORT_HANDLE_DATA* result;
AzureIoTClient 0:fa2b00dcd9d4 422 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_001: [If parameter config is NULL then IoTHubTransportHttp_Create shall fail and return NULL.] */
AzureIoTClient 0:fa2b00dcd9d4 423 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_002: [IoTHubTransportHttp_Create shall fail and return NULL if any fields of the config structure are NULL.] */
AzureIoTClient 0:fa2b00dcd9d4 424 if (config == NULL)
AzureIoTClient 0:fa2b00dcd9d4 425 {
AzureIoTClient 0:fa2b00dcd9d4 426 LogError("invalid arg (configuration is missing)\r\n");
AzureIoTClient 0:fa2b00dcd9d4 427 result = NULL;
AzureIoTClient 0:fa2b00dcd9d4 428 }
AzureIoTClient 1:2ba812f3d9b7 429 else if (config->upperConfig == NULL)
AzureIoTClient 1:2ba812f3d9b7 430 {
AzureIoTClient 1:2ba812f3d9b7 431 LogError("invalid arg (upperConfig is NULL)\r\n");
AzureIoTClient 1:2ba812f3d9b7 432 result = NULL;
AzureIoTClient 1:2ba812f3d9b7 433 }
AzureIoTClient 1:2ba812f3d9b7 434 else if (config->waitingToSend == NULL)
AzureIoTClient 1:2ba812f3d9b7 435 {
AzureIoTClient 1:2ba812f3d9b7 436 LogError("invalid arg (waitingToSend is NULL)\r\n");
AzureIoTClient 1:2ba812f3d9b7 437 result = NULL;
AzureIoTClient 1:2ba812f3d9b7 438 }
AzureIoTClient 1:2ba812f3d9b7 439 else if (config->upperConfig->protocol == NULL)
AzureIoTClient 1:2ba812f3d9b7 440 {
AzureIoTClient 1:2ba812f3d9b7 441 LogError("invalid arg (protocol is NULL)\r\n");
AzureIoTClient 1:2ba812f3d9b7 442 result = NULL;
AzureIoTClient 1:2ba812f3d9b7 443 }
AzureIoTClient 1:2ba812f3d9b7 444 else if (config->upperConfig->deviceId == NULL)
AzureIoTClient 1:2ba812f3d9b7 445 {
AzureIoTClient 1:2ba812f3d9b7 446 LogError("invalid arg (deviceId is NULL)\r\n");
AzureIoTClient 1:2ba812f3d9b7 447 result = NULL;
AzureIoTClient 1:2ba812f3d9b7 448 }
AzureIoTClient 1:2ba812f3d9b7 449 else if (config->upperConfig->iotHubName == NULL)
AzureIoTClient 1:2ba812f3d9b7 450 {
AzureIoTClient 1:2ba812f3d9b7 451 LogError("invalid arg (iotHubName is NULL)\r\n");
AzureIoTClient 1:2ba812f3d9b7 452 result = NULL;
AzureIoTClient 1:2ba812f3d9b7 453 }
AzureIoTClient 1:2ba812f3d9b7 454 else if (config->upperConfig->iotHubSuffix == NULL)
AzureIoTClient 1:2ba812f3d9b7 455 {
AzureIoTClient 1:2ba812f3d9b7 456 LogError("invalid arg (iotHubSuffix is NULL)\r\n");
AzureIoTClient 1:2ba812f3d9b7 457 result = NULL;
AzureIoTClient 1:2ba812f3d9b7 458 }
AzureIoTClient 0:fa2b00dcd9d4 459 else if (config->upperConfig->deviceKey == NULL)
AzureIoTClient 0:fa2b00dcd9d4 460 {
AzureIoTClient 0:fa2b00dcd9d4 461 LogError("invalid arg (deviceKey is NULL)\r\n");
AzureIoTClient 0:fa2b00dcd9d4 462 result = NULL;
AzureIoTClient 0:fa2b00dcd9d4 463 }
AzureIoTClient 0:fa2b00dcd9d4 464 else
AzureIoTClient 0:fa2b00dcd9d4 465 {
AzureIoTClient 0:fa2b00dcd9d4 466 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_003: [Otherwise IoTHubTransportHttp_Create shall create an immutable string (further called "event HTTP relative path") from the following pieces: "/devices/" + URL_ENCODED(config->upperConfig->deviceId) + "/messages/events?api-version=2015-08-15-preview".]*/
AzureIoTClient 0:fa2b00dcd9d4 467 result = (HTTPTRANSPORT_HANDLE_DATA*)malloc(sizeof(HTTPTRANSPORT_HANDLE_DATA));
AzureIoTClient 0:fa2b00dcd9d4 468 if (result == NULL)
AzureIoTClient 0:fa2b00dcd9d4 469 {
AzureIoTClient 0:fa2b00dcd9d4 470 LogError("unable to malloc\r\n");
AzureIoTClient 0:fa2b00dcd9d4 471 }
AzureIoTClient 0:fa2b00dcd9d4 472 else
AzureIoTClient 0:fa2b00dcd9d4 473 {
AzureIoTClient 0:fa2b00dcd9d4 474 bool was_eventHTTPrelativePath_ok = create_eventHTTPrelativePath(result, config);
AzureIoTClient 0:fa2b00dcd9d4 475 bool was_notificationHTTPrelativePath_ok = was_eventHTTPrelativePath_ok && create_notificationHTTPrelativePath(result, config);
AzureIoTClient 0:fa2b00dcd9d4 476 bool was_eventHTTPrequestHeaders_ok = was_notificationHTTPrelativePath_ok && create_eventHTTPrequestHeaders(result, config);
AzureIoTClient 0:fa2b00dcd9d4 477 bool was_hostName_ok = was_eventHTTPrequestHeaders_ok && create_hostName(result, config);
AzureIoTClient 0:fa2b00dcd9d4 478 bool was_httpApiExHandle_ok = was_hostName_ok && create_httpApiExHandle(result, config);
AzureIoTClient 0:fa2b00dcd9d4 479 bool was_notificationHTTPrequestHeaders_ok = was_httpApiExHandle_ok && create_notificationHTTPrequestHeaders(result, config);
AzureIoTClient 0:fa2b00dcd9d4 480 bool was_abandonHTTPrelativePathBegin_ok = was_notificationHTTPrequestHeaders_ok && create_abandonHTTPrelativePathBegin(result, config);
AzureIoTClient 0:fa2b00dcd9d4 481 bool was_sasObject_ok = was_abandonHTTPrelativePathBegin_ok && create_deviceSASObject(result, config);
AzureIoTClient 0:fa2b00dcd9d4 482
AzureIoTClient 0:fa2b00dcd9d4 483 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_011: [Otherwise, IoTHubTransportHttp_Create shall set a flag called "DoWork_PullNotification" to false, succeed and return a non-NULL value.]*/
AzureIoTClient 0:fa2b00dcd9d4 484 if (was_sasObject_ok)
AzureIoTClient 0:fa2b00dcd9d4 485 {
AzureIoTClient 0:fa2b00dcd9d4 486 result->DoWork_PullNotification = false;
AzureIoTClient 0:fa2b00dcd9d4 487 result->doBatchedTransfers = false;
AzureIoTClient 0:fa2b00dcd9d4 488 result->isFirstPoll = true;
AzureIoTClient 0:fa2b00dcd9d4 489 result->getMinimumPollingTime = DEFAULT_GETMINIMUMPOLLINGTIME;
AzureIoTClient 0:fa2b00dcd9d4 490 result->waitingToSend = config->waitingToSend;
AzureIoTClient 0:fa2b00dcd9d4 491 DList_InitializeListHead(&(result->eventConfirmations));
AzureIoTClient 0:fa2b00dcd9d4 492 }
AzureIoTClient 0:fa2b00dcd9d4 493 else
AzureIoTClient 0:fa2b00dcd9d4 494 {
AzureIoTClient 0:fa2b00dcd9d4 495 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_004: [If creating the string fail for any reason then IoTHubTransportHttp_Create shall fail and return NULL.] */
AzureIoTClient 0:fa2b00dcd9d4 496 if (was_eventHTTPrelativePath_ok) destroy_eventHTTPrelativePath(result);
AzureIoTClient 0:fa2b00dcd9d4 497 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_035: [If creating the notification HTTP relative path fails, then IoTHubTransportHttp_Create shall fail and return NULL.] */
AzureIoTClient 0:fa2b00dcd9d4 498 if (was_notificationHTTPrelativePath_ok) destroy_notificationHTTPrelativePath(result);
AzureIoTClient 0:fa2b00dcd9d4 499 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_006: [If creating the event HTTP request headers fails, then IoTHubTransportHttp_Create shall fail and return NULL.] */
AzureIoTClient 0:fa2b00dcd9d4 500 if (was_eventHTTPrequestHeaders_ok) destroy_eventHTTPrequestHeaders(result);
AzureIoTClient 0:fa2b00dcd9d4 501 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_008: [If creating the hostname fails then IoTHubTransportHttp_Create shall fail and return NULL.] */
AzureIoTClient 0:fa2b00dcd9d4 502 if (was_hostName_ok) destroy_hostName(result);
AzureIoTClient 0:fa2b00dcd9d4 503 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_010: [If creating the HTTPAPIEX_HANDLE fails then IoTHubTransportHttp_Create shall fail and return NULL.] */
AzureIoTClient 0:fa2b00dcd9d4 504 if (was_httpApiExHandle_ok) destroy_httpApiExHandle(result);
AzureIoTClient 0:fa2b00dcd9d4 505 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_060: [If creating notification HTTP request headers then IoTHubTransportHttp_Create shall fail and return NULL.]*/
AzureIoTClient 0:fa2b00dcd9d4 506 if (was_notificationHTTPrequestHeaders_ok) destroy_notificationHTTPrequestHeaders(result);
AzureIoTClient 0:fa2b00dcd9d4 507 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_062: [If creating the abandonHTTPrelativePathBegin fails then IoTHubTransportHttp_Create shall fail and return NULL] */
AzureIoTClient 0:fa2b00dcd9d4 508 if (was_abandonHTTPrelativePathBegin_ok) destroy_abandonHTTPrelativePathBegin(result);
AzureIoTClient 0:fa2b00dcd9d4 509
AzureIoTClient 0:fa2b00dcd9d4 510 free(result);
AzureIoTClient 0:fa2b00dcd9d4 511 result = NULL;
AzureIoTClient 0:fa2b00dcd9d4 512 }
AzureIoTClient 0:fa2b00dcd9d4 513 }
AzureIoTClient 0:fa2b00dcd9d4 514 }
AzureIoTClient 0:fa2b00dcd9d4 515 return result;
AzureIoTClient 0:fa2b00dcd9d4 516 }
AzureIoTClient 0:fa2b00dcd9d4 517
AzureIoTClient 0:fa2b00dcd9d4 518 void IoTHubTransportHttp_Destroy(TRANSPORT_HANDLE handle)
AzureIoTClient 0:fa2b00dcd9d4 519 {
AzureIoTClient 0:fa2b00dcd9d4 520 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_012: [IoTHubTransportHttp_Destroy shall do nothing if parameter handle is NULL.]*/
AzureIoTClient 0:fa2b00dcd9d4 521 if (handle != NULL)
AzureIoTClient 0:fa2b00dcd9d4 522 {
AzureIoTClient 0:fa2b00dcd9d4 523 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_013: [Otherwise IoTHubTransportHttp_Destroy shall free all the resources currently in use.] */
AzureIoTClient 0:fa2b00dcd9d4 524 destroy_eventHTTPrelativePath(handle);
AzureIoTClient 0:fa2b00dcd9d4 525 destroy_notificationHTTPrelativePath(handle);
AzureIoTClient 0:fa2b00dcd9d4 526 destroy_eventHTTPrequestHeaders(handle);
AzureIoTClient 0:fa2b00dcd9d4 527 destroy_hostName(handle);
AzureIoTClient 0:fa2b00dcd9d4 528 destroy_httpApiExHandle(handle);
AzureIoTClient 0:fa2b00dcd9d4 529 destroy_notificationHTTPrequestHeaders(handle);
AzureIoTClient 0:fa2b00dcd9d4 530 destroy_abandonHTTPrelativePathBegin(handle);
AzureIoTClient 0:fa2b00dcd9d4 531 destroy_SASObject(handle);
AzureIoTClient 0:fa2b00dcd9d4 532 free(handle);
AzureIoTClient 0:fa2b00dcd9d4 533 }
AzureIoTClient 0:fa2b00dcd9d4 534 }
AzureIoTClient 0:fa2b00dcd9d4 535
AzureIoTClient 0:fa2b00dcd9d4 536 int IoTHubTransportHttp_Subscribe(TRANSPORT_HANDLE handle)
AzureIoTClient 0:fa2b00dcd9d4 537 {
AzureIoTClient 0:fa2b00dcd9d4 538 int result;
AzureIoTClient 0:fa2b00dcd9d4 539 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_014: [If parameter handle is NULL then IoTHubTransportHttp_Subscribe shall fail and return a non-zero value.] */
AzureIoTClient 0:fa2b00dcd9d4 540 if (handle == NULL)
AzureIoTClient 0:fa2b00dcd9d4 541 {
AzureIoTClient 0:fa2b00dcd9d4 542 LogError("invalid arg passed to IoTHubTransportHttp_Subscribe\r\n");
AzureIoTClient 0:fa2b00dcd9d4 543 result = __LINE__;
AzureIoTClient 0:fa2b00dcd9d4 544 }
AzureIoTClient 0:fa2b00dcd9d4 545 else
AzureIoTClient 0:fa2b00dcd9d4 546 {
AzureIoTClient 0:fa2b00dcd9d4 547 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_056: [Otherwise, IoTHubTransportHttp_Subscribe shall set the flag called DoWork_PullNotifications to true and succeed.] */
AzureIoTClient 0:fa2b00dcd9d4 548 HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
AzureIoTClient 0:fa2b00dcd9d4 549 handleData->DoWork_PullNotification = true;
AzureIoTClient 0:fa2b00dcd9d4 550 result = 0;
AzureIoTClient 0:fa2b00dcd9d4 551 }
AzureIoTClient 0:fa2b00dcd9d4 552 return result;
AzureIoTClient 0:fa2b00dcd9d4 553 }
AzureIoTClient 0:fa2b00dcd9d4 554
AzureIoTClient 0:fa2b00dcd9d4 555 void IoTHubTransportHttp_Unsubscribe(TRANSPORT_HANDLE handle)
AzureIoTClient 0:fa2b00dcd9d4 556 {
AzureIoTClient 0:fa2b00dcd9d4 557 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_016: [If parameter handle is NULL then IoTHubTransportHttp_Unsubscribe shall do nothing.] */
AzureIoTClient 0:fa2b00dcd9d4 558 if (handle != NULL)
AzureIoTClient 0:fa2b00dcd9d4 559 {
AzureIoTClient 0:fa2b00dcd9d4 560 HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
AzureIoTClient 0:fa2b00dcd9d4 561 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_058: [Otherwise it shall set the flag DoWork_PullNotification to false.] */
AzureIoTClient 0:fa2b00dcd9d4 562 handleData->DoWork_PullNotification = false;
AzureIoTClient 0:fa2b00dcd9d4 563 }
AzureIoTClient 0:fa2b00dcd9d4 564 }
AzureIoTClient 0:fa2b00dcd9d4 565
AzureIoTClient 0:fa2b00dcd9d4 566 /*produces a representation of the properties, if they exist*/
AzureIoTClient 0:fa2b00dcd9d4 567 /*if they do not exist, produces ""*/
AzureIoTClient 0:fa2b00dcd9d4 568 static int concat_Properties(STRING_HANDLE existing, MAP_HANDLE map)
AzureIoTClient 0:fa2b00dcd9d4 569 {
AzureIoTClient 0:fa2b00dcd9d4 570 int result;
AzureIoTClient 0:fa2b00dcd9d4 571 const char*const* keys;
AzureIoTClient 0:fa2b00dcd9d4 572 const char*const* values;
AzureIoTClient 0:fa2b00dcd9d4 573 size_t count;
AzureIoTClient 0:fa2b00dcd9d4 574 if (Map_GetInternals(map, &keys, &values, &count) != MAP_OK)
AzureIoTClient 0:fa2b00dcd9d4 575 {
AzureIoTClient 0:fa2b00dcd9d4 576 result = __LINE__;
AzureIoTClient 0:fa2b00dcd9d4 577 LogError("error while Map_GetInternals\r\n");
AzureIoTClient 0:fa2b00dcd9d4 578 }
AzureIoTClient 0:fa2b00dcd9d4 579 else
AzureIoTClient 0:fa2b00dcd9d4 580 {
AzureIoTClient 0:fa2b00dcd9d4 581
AzureIoTClient 0:fa2b00dcd9d4 582 if (count == 0)
AzureIoTClient 0:fa2b00dcd9d4 583 {
AzureIoTClient 0:fa2b00dcd9d4 584 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_076: [If IoTHubMessage does not have properties, then "properties":{...} shall be missing from the payload*/
AzureIoTClient 0:fa2b00dcd9d4 585 /*no properties - do nothing with existing*/
AzureIoTClient 0:fa2b00dcd9d4 586 result = 0;
AzureIoTClient 0:fa2b00dcd9d4 587 }
AzureIoTClient 0:fa2b00dcd9d4 588 else
AzureIoTClient 0:fa2b00dcd9d4 589 {
AzureIoTClient 0:fa2b00dcd9d4 590 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_075: [If IoTHubMessage has properties, then they shall be serialized at the same level as "body" using the following pattern: "properties":{"iothub-app-name1":"value1","iothub-app-name2":"value2*/
AzureIoTClient 0:fa2b00dcd9d4 591 if (STRING_concat(existing, ",\"properties\":") != 0)
AzureIoTClient 0:fa2b00dcd9d4 592 {
AzureIoTClient 0:fa2b00dcd9d4 593 /*go ahead and return it*/
AzureIoTClient 0:fa2b00dcd9d4 594 result = __LINE__;
AzureIoTClient 0:fa2b00dcd9d4 595 LogError("failed STRING_concat\r\n");
AzureIoTClient 0:fa2b00dcd9d4 596 }
AzureIoTClient 0:fa2b00dcd9d4 597 else if (appendMapToJSON(existing, keys, values, count) != 0)
AzureIoTClient 0:fa2b00dcd9d4 598 {
AzureIoTClient 0:fa2b00dcd9d4 599 result = __LINE__;
AzureIoTClient 0:fa2b00dcd9d4 600 LogError("unable to append the properties\r\n");
AzureIoTClient 0:fa2b00dcd9d4 601 }
AzureIoTClient 0:fa2b00dcd9d4 602 else
AzureIoTClient 0:fa2b00dcd9d4 603 {
AzureIoTClient 0:fa2b00dcd9d4 604 /*all is fine*/
AzureIoTClient 0:fa2b00dcd9d4 605 result = 0;
AzureIoTClient 0:fa2b00dcd9d4 606 }
AzureIoTClient 0:fa2b00dcd9d4 607 }
AzureIoTClient 0:fa2b00dcd9d4 608 }
AzureIoTClient 0:fa2b00dcd9d4 609 return result;
AzureIoTClient 0:fa2b00dcd9d4 610 }
AzureIoTClient 0:fa2b00dcd9d4 611
AzureIoTClient 0:fa2b00dcd9d4 612 /*produces a JSON representation of the map : {"a": "value_of_a","b":"value_of_b"}*/
AzureIoTClient 0:fa2b00dcd9d4 613 static int appendMapToJSON(STRING_HANDLE existing, const char* const* keys, const char* const* values, size_t count) /*under consideration: move to MAP module when it has more than 1 user*/
AzureIoTClient 0:fa2b00dcd9d4 614 {
AzureIoTClient 0:fa2b00dcd9d4 615 int result;
AzureIoTClient 0:fa2b00dcd9d4 616 if (STRING_concat(existing, "{") != 0)
AzureIoTClient 0:fa2b00dcd9d4 617 {
AzureIoTClient 0:fa2b00dcd9d4 618 /*go on and return it*/
AzureIoTClient 0:fa2b00dcd9d4 619 result = __LINE__;
AzureIoTClient 0:fa2b00dcd9d4 620 LogError("STRING_construct failed\r\n");
AzureIoTClient 0:fa2b00dcd9d4 621 }
AzureIoTClient 0:fa2b00dcd9d4 622 else
AzureIoTClient 0:fa2b00dcd9d4 623 {
AzureIoTClient 0:fa2b00dcd9d4 624 size_t i;
AzureIoTClient 0:fa2b00dcd9d4 625 for (i = 0; i < count; i++)
AzureIoTClient 0:fa2b00dcd9d4 626 {
AzureIoTClient 0:fa2b00dcd9d4 627 if (!(
AzureIoTClient 0:fa2b00dcd9d4 628 (STRING_concat(existing, (i == 0) ? "\"" IOTHUB_APP_PREFIX : ",\"" IOTHUB_APP_PREFIX) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 629 (STRING_concat(existing, keys[i]) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 630 (STRING_concat(existing, "\":\"") == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 631 (STRING_concat(existing, values[i]) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 632 (STRING_concat(existing, "\"") == 0)
AzureIoTClient 0:fa2b00dcd9d4 633 ))
AzureIoTClient 0:fa2b00dcd9d4 634 {
AzureIoTClient 0:fa2b00dcd9d4 635 LogError("unable to STRING_concat\r\n");
AzureIoTClient 0:fa2b00dcd9d4 636 break;
AzureIoTClient 0:fa2b00dcd9d4 637 }
AzureIoTClient 0:fa2b00dcd9d4 638 }
AzureIoTClient 0:fa2b00dcd9d4 639
AzureIoTClient 0:fa2b00dcd9d4 640 if (i < count)
AzureIoTClient 0:fa2b00dcd9d4 641 {
AzureIoTClient 0:fa2b00dcd9d4 642 result = __LINE__;
AzureIoTClient 0:fa2b00dcd9d4 643 /*error, let it go through*/
AzureIoTClient 0:fa2b00dcd9d4 644 }
AzureIoTClient 0:fa2b00dcd9d4 645 else if (STRING_concat(existing, "}") != 0)
AzureIoTClient 0:fa2b00dcd9d4 646 {
AzureIoTClient 0:fa2b00dcd9d4 647 result = __LINE__;
AzureIoTClient 0:fa2b00dcd9d4 648 LogError("unable to STRING_concat\r\n");
AzureIoTClient 0:fa2b00dcd9d4 649 }
AzureIoTClient 0:fa2b00dcd9d4 650 else
AzureIoTClient 0:fa2b00dcd9d4 651 {
AzureIoTClient 0:fa2b00dcd9d4 652 /*all is fine*/
AzureIoTClient 0:fa2b00dcd9d4 653 result = 0;
AzureIoTClient 0:fa2b00dcd9d4 654 }
AzureIoTClient 0:fa2b00dcd9d4 655 }
AzureIoTClient 0:fa2b00dcd9d4 656 return result;
AzureIoTClient 0:fa2b00dcd9d4 657 }
AzureIoTClient 0:fa2b00dcd9d4 658
AzureIoTClient 0:fa2b00dcd9d4 659 /*makes the following string:{"body":"base64 encoding of the message content"[,"properties":{"a":"valueOfA"}]}*/
AzureIoTClient 0:fa2b00dcd9d4 660 /*return NULL if there was a failure, or a non-NULL STRING_HANDLE that contains the intended data*/
AzureIoTClient 0:fa2b00dcd9d4 661 static STRING_HANDLE make1EventJSONitem(PDLIST_ENTRY item)
AzureIoTClient 0:fa2b00dcd9d4 662 {
AzureIoTClient 0:fa2b00dcd9d4 663 STRING_HANDLE result; /*temp wants to contain :{"body":"base64 encoding of the message content"[,"properties":{"a":"valueOfA"}]}*/
AzureIoTClient 0:fa2b00dcd9d4 664 IOTHUB_MESSAGE_LIST* message = containingRecord(item, IOTHUB_MESSAGE_LIST, entry);
AzureIoTClient 0:fa2b00dcd9d4 665 IOTHUBMESSAGE_CONTENT_TYPE contentType = IoTHubMessage_GetContentType(message->messageHandle);
AzureIoTClient 0:fa2b00dcd9d4 666 switch (contentType)
AzureIoTClient 0:fa2b00dcd9d4 667 {
AzureIoTClient 0:fa2b00dcd9d4 668 case IOTHUBMESSAGE_BYTEARRAY:
AzureIoTClient 0:fa2b00dcd9d4 669 {
AzureIoTClient 0:fa2b00dcd9d4 670 result = STRING_construct("{\"body\":\"");
AzureIoTClient 0:fa2b00dcd9d4 671 if (result == NULL)
AzureIoTClient 0:fa2b00dcd9d4 672 {
AzureIoTClient 0:fa2b00dcd9d4 673 LogError("unable to STRING_construct\r\n");
AzureIoTClient 0:fa2b00dcd9d4 674 }
AzureIoTClient 0:fa2b00dcd9d4 675 else
AzureIoTClient 0:fa2b00dcd9d4 676 {
AzureIoTClient 0:fa2b00dcd9d4 677 const unsigned char* source;
AzureIoTClient 0:fa2b00dcd9d4 678 size_t size;
AzureIoTClient 0:fa2b00dcd9d4 679
AzureIoTClient 0:fa2b00dcd9d4 680 if (IoTHubMessage_GetByteArray(message->messageHandle, &source, &size) != IOTHUB_MESSAGE_OK)
AzureIoTClient 0:fa2b00dcd9d4 681 {
AzureIoTClient 0:fa2b00dcd9d4 682 LogError("unable to get the data for the message.\r\n");
AzureIoTClient 0:fa2b00dcd9d4 683 STRING_delete(result);
AzureIoTClient 0:fa2b00dcd9d4 684 result = NULL;
AzureIoTClient 0:fa2b00dcd9d4 685 }
AzureIoTClient 0:fa2b00dcd9d4 686 else
AzureIoTClient 0:fa2b00dcd9d4 687 {
AzureIoTClient 0:fa2b00dcd9d4 688 STRING_HANDLE encoded = Base64_Encode_Bytes(source, size);
AzureIoTClient 0:fa2b00dcd9d4 689 if (encoded == NULL)
AzureIoTClient 0:fa2b00dcd9d4 690 {
AzureIoTClient 0:fa2b00dcd9d4 691 LogError("unable to Base64_Encode_Bytes.\r\n");
AzureIoTClient 0:fa2b00dcd9d4 692 STRING_delete(result);
AzureIoTClient 0:fa2b00dcd9d4 693 result = NULL;
AzureIoTClient 0:fa2b00dcd9d4 694 }
AzureIoTClient 0:fa2b00dcd9d4 695 else
AzureIoTClient 0:fa2b00dcd9d4 696 {
AzureIoTClient 0:fa2b00dcd9d4 697 if (!(
AzureIoTClient 0:fa2b00dcd9d4 698 (STRING_concat_with_STRING(result, encoded) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 699 (STRING_concat(result, "\"") == 0) && /*\" because closing value*/
AzureIoTClient 0:fa2b00dcd9d4 700 (concat_Properties(result, IoTHubMessage_Properties(message->messageHandle)) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 701 (STRING_concat(result, "},") == 0) /*the last comma shall be replaced by a ']' by DaCr's suggestion (which is awesome enough to receive credits in the source code)*/
AzureIoTClient 0:fa2b00dcd9d4 702 ))
AzureIoTClient 0:fa2b00dcd9d4 703 {
AzureIoTClient 0:fa2b00dcd9d4 704 STRING_delete(result);
AzureIoTClient 0:fa2b00dcd9d4 705 result = NULL;
AzureIoTClient 0:fa2b00dcd9d4 706 LogError("unable to STRING_concat_with_STRING.\r\n");
AzureIoTClient 0:fa2b00dcd9d4 707 }
AzureIoTClient 0:fa2b00dcd9d4 708 else
AzureIoTClient 0:fa2b00dcd9d4 709 {
AzureIoTClient 0:fa2b00dcd9d4 710 /*all is fine... */
AzureIoTClient 0:fa2b00dcd9d4 711 }
AzureIoTClient 0:fa2b00dcd9d4 712 STRING_delete(encoded);
AzureIoTClient 0:fa2b00dcd9d4 713 }
AzureIoTClient 0:fa2b00dcd9d4 714 }
AzureIoTClient 0:fa2b00dcd9d4 715 }
AzureIoTClient 0:fa2b00dcd9d4 716 break;
AzureIoTClient 0:fa2b00dcd9d4 717 }
AzureIoTClient 0:fa2b00dcd9d4 718 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_113: [If a messages to be send has type IOTHUBMESSAGE_STRING, then its serialization shall be {"body":"JSON encoding of the string", "base64Encoded":false}] */
AzureIoTClient 0:fa2b00dcd9d4 719 case IOTHUBMESSAGE_STRING:
AzureIoTClient 0:fa2b00dcd9d4 720 {
AzureIoTClient 0:fa2b00dcd9d4 721 result = STRING_construct("{\"body\":");
AzureIoTClient 0:fa2b00dcd9d4 722 if (result == NULL)
AzureIoTClient 0:fa2b00dcd9d4 723 {
AzureIoTClient 0:fa2b00dcd9d4 724 LogError("unable to STRING_construct\r\n");
AzureIoTClient 0:fa2b00dcd9d4 725 }
AzureIoTClient 0:fa2b00dcd9d4 726 else
AzureIoTClient 0:fa2b00dcd9d4 727 {
AzureIoTClient 0:fa2b00dcd9d4 728 const char* source = IoTHubMessage_GetString(message->messageHandle);
AzureIoTClient 0:fa2b00dcd9d4 729 if (source == NULL)
AzureIoTClient 0:fa2b00dcd9d4 730 {
AzureIoTClient 0:fa2b00dcd9d4 731 LogError("unable to IoTHubMessage_GetString\r\n");
AzureIoTClient 0:fa2b00dcd9d4 732 STRING_delete(result);
AzureIoTClient 0:fa2b00dcd9d4 733 result = NULL;
AzureIoTClient 0:fa2b00dcd9d4 734 }
AzureIoTClient 0:fa2b00dcd9d4 735 else
AzureIoTClient 0:fa2b00dcd9d4 736 {
AzureIoTClient 0:fa2b00dcd9d4 737 STRING_HANDLE asJson = STRING_new_JSON(source);
AzureIoTClient 0:fa2b00dcd9d4 738 if (asJson == NULL)
AzureIoTClient 0:fa2b00dcd9d4 739 {
AzureIoTClient 0:fa2b00dcd9d4 740 LogError("unable to STRING_new_JSON\r\n");
AzureIoTClient 0:fa2b00dcd9d4 741 STRING_delete(result);
AzureIoTClient 0:fa2b00dcd9d4 742 result = NULL;
AzureIoTClient 0:fa2b00dcd9d4 743 }
AzureIoTClient 0:fa2b00dcd9d4 744 else
AzureIoTClient 0:fa2b00dcd9d4 745 {
AzureIoTClient 0:fa2b00dcd9d4 746 if (!(
AzureIoTClient 0:fa2b00dcd9d4 747 (STRING_concat_with_STRING(result, asJson) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 748 (STRING_concat(result, ",\"base64Encoded\":false") == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 749 (concat_Properties(result, IoTHubMessage_Properties(message->messageHandle)) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 750 (STRING_concat(result, "},") == 0) /*the last comma shall be replaced by a ']' by DaCr's suggestion (which is awesome enough to receive credits in the source code)*/
AzureIoTClient 0:fa2b00dcd9d4 751 ))
AzureIoTClient 0:fa2b00dcd9d4 752 {
AzureIoTClient 0:fa2b00dcd9d4 753 LogError("unable to STRING_concat_with_STRING");
AzureIoTClient 0:fa2b00dcd9d4 754 STRING_delete(result);
AzureIoTClient 0:fa2b00dcd9d4 755 result = NULL;
AzureIoTClient 0:fa2b00dcd9d4 756 }
AzureIoTClient 0:fa2b00dcd9d4 757 else
AzureIoTClient 0:fa2b00dcd9d4 758 {
AzureIoTClient 0:fa2b00dcd9d4 759 /*result has the intended content*/
AzureIoTClient 0:fa2b00dcd9d4 760 }
AzureIoTClient 0:fa2b00dcd9d4 761 STRING_delete(asJson);
AzureIoTClient 0:fa2b00dcd9d4 762 }
AzureIoTClient 0:fa2b00dcd9d4 763 }
AzureIoTClient 0:fa2b00dcd9d4 764 }
AzureIoTClient 0:fa2b00dcd9d4 765 break;
AzureIoTClient 0:fa2b00dcd9d4 766 }
AzureIoTClient 0:fa2b00dcd9d4 767 default:
AzureIoTClient 0:fa2b00dcd9d4 768 {
AzureIoTClient 0:fa2b00dcd9d4 769 LogError("an unknown message type was encountered (%d)\r\n", contentType);
AzureIoTClient 0:fa2b00dcd9d4 770 result = NULL; /*unknown message type*/
AzureIoTClient 0:fa2b00dcd9d4 771 break;
AzureIoTClient 0:fa2b00dcd9d4 772 }
AzureIoTClient 0:fa2b00dcd9d4 773 }
AzureIoTClient 0:fa2b00dcd9d4 774 return result;
AzureIoTClient 0:fa2b00dcd9d4 775 }
AzureIoTClient 0:fa2b00dcd9d4 776
AzureIoTClient 0:fa2b00dcd9d4 777 #define MAKE_PAYLOAD_RESULT_VALUES \
AzureIoTClient 0:fa2b00dcd9d4 778 MAKE_PAYLOAD_OK, /*returned when there is a payload to be later send by HTTP*/ \
AzureIoTClient 0:fa2b00dcd9d4 779 MAKE_PAYLOAD_NO_ITEMS, /*returned when there are no items to be send*/ \
AzureIoTClient 0:fa2b00dcd9d4 780 MAKE_PAYLOAD_ERROR, /*returned when there were errors*/ \
AzureIoTClient 0:fa2b00dcd9d4 781 MAKE_PAYLOAD_FIRST_ITEM_DOES_NOT_FIT /*returned when the first item doesn't fit*/
AzureIoTClient 0:fa2b00dcd9d4 782
AzureIoTClient 0:fa2b00dcd9d4 783 DEFINE_ENUM(MAKE_PAYLOAD_RESULT, MAKE_PAYLOAD_RESULT_VALUES);
AzureIoTClient 0:fa2b00dcd9d4 784
AzureIoTClient 0:fa2b00dcd9d4 785 /*this function assembles several {"body":"base64 encoding of the message content"," base64Encoded": true} into 1 payload*/
AzureIoTClient 0:fa2b00dcd9d4 786 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_070: [IoTHubTransportHttp_DoWork shall build the following string:[{"body":"base64 encoding of the message1 content"},{"body":"base64 encoding of the message2 content"}...]]*/
AzureIoTClient 0:fa2b00dcd9d4 787 static MAKE_PAYLOAD_RESULT makePayload(HTTPTRANSPORT_HANDLE_DATA* handleData, STRING_HANDLE* payload)
AzureIoTClient 0:fa2b00dcd9d4 788 {
AzureIoTClient 0:fa2b00dcd9d4 789 MAKE_PAYLOAD_RESULT result;
AzureIoTClient 0:fa2b00dcd9d4 790
AzureIoTClient 0:fa2b00dcd9d4 791 *payload = STRING_construct("[");
AzureIoTClient 0:fa2b00dcd9d4 792 if (*payload == NULL)
AzureIoTClient 0:fa2b00dcd9d4 793 {
AzureIoTClient 0:fa2b00dcd9d4 794 LogError("unable to STRING_construct\r\n");
AzureIoTClient 0:fa2b00dcd9d4 795 result = MAKE_PAYLOAD_ERROR;
AzureIoTClient 0:fa2b00dcd9d4 796 }
AzureIoTClient 0:fa2b00dcd9d4 797 else
AzureIoTClient 0:fa2b00dcd9d4 798 {
AzureIoTClient 0:fa2b00dcd9d4 799 bool isFirst = true;
AzureIoTClient 0:fa2b00dcd9d4 800 PDLIST_ENTRY actual;
AzureIoTClient 0:fa2b00dcd9d4 801 /*either all the items enter the list or only some*/
AzureIoTClient 0:fa2b00dcd9d4 802 result = MAKE_PAYLOAD_OK; /*optimistically initializing it*/
AzureIoTClient 0:fa2b00dcd9d4 803 bool keepGoing = true; /*keepGoing gets sometimes to false from within the loop*/
AzureIoTClient 0:fa2b00dcd9d4 804 while (keepGoing && ((actual = handleData->waitingToSend->Flink) != handleData->waitingToSend))
AzureIoTClient 0:fa2b00dcd9d4 805 {
AzureIoTClient 0:fa2b00dcd9d4 806 STRING_HANDLE temp = make1EventJSONitem(actual);
AzureIoTClient 0:fa2b00dcd9d4 807 if (isFirst)
AzureIoTClient 0:fa2b00dcd9d4 808 {
AzureIoTClient 0:fa2b00dcd9d4 809 isFirst = false;
AzureIoTClient 0:fa2b00dcd9d4 810 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_073: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]*/
AzureIoTClient 0:fa2b00dcd9d4 811 if (temp == NULL) /*first item failed to create, nothing to send*/
AzureIoTClient 0:fa2b00dcd9d4 812 {
AzureIoTClient 0:fa2b00dcd9d4 813 result = MAKE_PAYLOAD_ERROR;
AzureIoTClient 0:fa2b00dcd9d4 814 STRING_delete(*payload);
AzureIoTClient 0:fa2b00dcd9d4 815 *payload = NULL;
AzureIoTClient 0:fa2b00dcd9d4 816 keepGoing = false;
AzureIoTClient 0:fa2b00dcd9d4 817 }
AzureIoTClient 0:fa2b00dcd9d4 818 else
AzureIoTClient 0:fa2b00dcd9d4 819 {
AzureIoTClient 2:ff9104b866b8 820 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_071: [If the oldest message in waitingToSend causes the message size to exceed the message size limit then it shall be removed from waitingToSend, and IoTHubClient_LL_SendComplete shall be called. Parameter PDLIST_ENTRY completed shall point to a list containing only the oldest item, and parameter IOTHUB_BATCHSTATE result shall be set to IOTHUB_BATCHSTATE_FAILED.]*/
AzureIoTClient 2:ff9104b866b8 821 if (STRING_length(temp) >= MAXIMUM_MESSAGE_SIZE)
AzureIoTClient 0:fa2b00dcd9d4 822 {
AzureIoTClient 0:fa2b00dcd9d4 823 PDLIST_ENTRY head = DList_RemoveHeadList(handleData->waitingToSend); /*actually this is the same as "actual", but now it is removed*/
AzureIoTClient 0:fa2b00dcd9d4 824 DList_InsertTailList(&(handleData->eventConfirmations), head);
AzureIoTClient 0:fa2b00dcd9d4 825 result = MAKE_PAYLOAD_FIRST_ITEM_DOES_NOT_FIT;
AzureIoTClient 0:fa2b00dcd9d4 826 STRING_delete(*payload);
AzureIoTClient 0:fa2b00dcd9d4 827 *payload = NULL;
AzureIoTClient 0:fa2b00dcd9d4 828 keepGoing = false;
AzureIoTClient 0:fa2b00dcd9d4 829 }
AzureIoTClient 0:fa2b00dcd9d4 830 else
AzureIoTClient 0:fa2b00dcd9d4 831 {
AzureIoTClient 0:fa2b00dcd9d4 832 if (STRING_concat_with_STRING(*payload, temp) != 0)
AzureIoTClient 0:fa2b00dcd9d4 833 {
AzureIoTClient 0:fa2b00dcd9d4 834 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_073: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]*/
AzureIoTClient 0:fa2b00dcd9d4 835 result = MAKE_PAYLOAD_ERROR;
AzureIoTClient 0:fa2b00dcd9d4 836 STRING_delete(*payload);
AzureIoTClient 0:fa2b00dcd9d4 837 *payload = NULL;
AzureIoTClient 0:fa2b00dcd9d4 838 keepGoing = false;
AzureIoTClient 0:fa2b00dcd9d4 839 }
AzureIoTClient 0:fa2b00dcd9d4 840 else
AzureIoTClient 0:fa2b00dcd9d4 841 {
AzureIoTClient 0:fa2b00dcd9d4 842 /*first item was put nicely in the payload*/
AzureIoTClient 0:fa2b00dcd9d4 843 PDLIST_ENTRY head = DList_RemoveHeadList(handleData->waitingToSend); /*actually this is the same as "actual", but now it is removed*/
AzureIoTClient 0:fa2b00dcd9d4 844 DList_InsertTailList(&(handleData->eventConfirmations), head);
AzureIoTClient 0:fa2b00dcd9d4 845 }
AzureIoTClient 0:fa2b00dcd9d4 846 }
AzureIoTClient 0:fa2b00dcd9d4 847 STRING_delete(temp);
AzureIoTClient 0:fa2b00dcd9d4 848 }
AzureIoTClient 0:fa2b00dcd9d4 849 }
AzureIoTClient 0:fa2b00dcd9d4 850 else
AzureIoTClient 0:fa2b00dcd9d4 851 {
AzureIoTClient 0:fa2b00dcd9d4 852 /*there is at least 1 item already in the payload*/
AzureIoTClient 0:fa2b00dcd9d4 853 if (temp == NULL)
AzureIoTClient 0:fa2b00dcd9d4 854 {
AzureIoTClient 0:fa2b00dcd9d4 855 /*there are multiple payloads encoded, the last one had an internal error, just go with those - closing the payload happens "after the loop"*/
AzureIoTClient 0:fa2b00dcd9d4 856 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_072: [If at any point during construction of the string there are errors, IoTHubTransportHttp_DoWork shall use the so far constructed string as payload.]*/
AzureIoTClient 0:fa2b00dcd9d4 857 result = MAKE_PAYLOAD_OK;
AzureIoTClient 0:fa2b00dcd9d4 858 keepGoing = false;
AzureIoTClient 0:fa2b00dcd9d4 859 }
AzureIoTClient 0:fa2b00dcd9d4 860 else
AzureIoTClient 0:fa2b00dcd9d4 861 {
AzureIoTClient 2:ff9104b866b8 862 if (STRING_length(*payload) + STRING_length(temp) > MAXIMUM_MESSAGE_SIZE)
AzureIoTClient 0:fa2b00dcd9d4 863 {
AzureIoTClient 0:fa2b00dcd9d4 864 /*this item doesn't make it to the payload, but the payload is valid so far*/
AzureIoTClient 0:fa2b00dcd9d4 865 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_072: [If at any point during construction of the string there are errors, IoTHubTransportHttp_DoWork shall use the so far constructed string as payload.]*/
AzureIoTClient 0:fa2b00dcd9d4 866 result = MAKE_PAYLOAD_OK;
AzureIoTClient 0:fa2b00dcd9d4 867 keepGoing = false;
AzureIoTClient 0:fa2b00dcd9d4 868 }
AzureIoTClient 0:fa2b00dcd9d4 869 else if (STRING_concat_with_STRING(*payload, temp) != 0)
AzureIoTClient 0:fa2b00dcd9d4 870 {
AzureIoTClient 0:fa2b00dcd9d4 871 /*should still send what there is so far...*/
AzureIoTClient 0:fa2b00dcd9d4 872 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_072: [If at any point during construction of the string there are errors, IoTHubTransportHttp_DoWork shall use the so far constructed string as payload.]*/
AzureIoTClient 0:fa2b00dcd9d4 873 result = MAKE_PAYLOAD_OK;
AzureIoTClient 0:fa2b00dcd9d4 874 keepGoing = false;
AzureIoTClient 0:fa2b00dcd9d4 875 }
AzureIoTClient 0:fa2b00dcd9d4 876 else
AzureIoTClient 0:fa2b00dcd9d4 877 {
AzureIoTClient 0:fa2b00dcd9d4 878 /*cool, the payload made it there, let's continue... */
AzureIoTClient 0:fa2b00dcd9d4 879 PDLIST_ENTRY head = DList_RemoveHeadList(handleData->waitingToSend); /*actually this is the same as "actual", but now it is removed*/
AzureIoTClient 0:fa2b00dcd9d4 880 DList_InsertTailList(&(handleData->eventConfirmations), head);
AzureIoTClient 0:fa2b00dcd9d4 881 }
AzureIoTClient 0:fa2b00dcd9d4 882 STRING_delete(temp);
AzureIoTClient 0:fa2b00dcd9d4 883 }
AzureIoTClient 0:fa2b00dcd9d4 884 }
AzureIoTClient 0:fa2b00dcd9d4 885 }
AzureIoTClient 0:fa2b00dcd9d4 886
AzureIoTClient 0:fa2b00dcd9d4 887 /*closing the payload*/
AzureIoTClient 0:fa2b00dcd9d4 888 if (result == MAKE_PAYLOAD_OK)
AzureIoTClient 0:fa2b00dcd9d4 889 {
AzureIoTClient 0:fa2b00dcd9d4 890 ((char*)STRING_c_str(*payload))[STRING_length(*payload) - 1] = ']'; /*TODO - do this in STRING_HANDLE*/
AzureIoTClient 0:fa2b00dcd9d4 891 }
AzureIoTClient 0:fa2b00dcd9d4 892 else
AzureIoTClient 0:fa2b00dcd9d4 893 {
AzureIoTClient 0:fa2b00dcd9d4 894 /*no need to close anything*/
AzureIoTClient 0:fa2b00dcd9d4 895 }
AzureIoTClient 0:fa2b00dcd9d4 896 }
AzureIoTClient 0:fa2b00dcd9d4 897 return result;
AzureIoTClient 0:fa2b00dcd9d4 898 }
AzureIoTClient 0:fa2b00dcd9d4 899
AzureIoTClient 0:fa2b00dcd9d4 900 static void reversePutListBackIn(PDLIST_ENTRY source, PDLIST_ENTRY destination)
AzureIoTClient 0:fa2b00dcd9d4 901 {
AzureIoTClient 0:fa2b00dcd9d4 902 /*this function takes a list, and inserts it in another list. When done in the context of this file, it reverses the effects of a not-able-to-send situation*/
AzureIoTClient 0:fa2b00dcd9d4 903 PDLIST_ENTRY afterHead;
AzureIoTClient 0:fa2b00dcd9d4 904 while ((afterHead = DList_RemoveHeadList(source)) != source)
AzureIoTClient 0:fa2b00dcd9d4 905 {
AzureIoTClient 0:fa2b00dcd9d4 906 DList_InsertHeadList(destination, afterHead);
AzureIoTClient 0:fa2b00dcd9d4 907 }
AzureIoTClient 0:fa2b00dcd9d4 908 }
AzureIoTClient 0:fa2b00dcd9d4 909
AzureIoTClient 0:fa2b00dcd9d4 910 static void DoEvent(TRANSPORT_HANDLE handle, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle)
AzureIoTClient 0:fa2b00dcd9d4 911 {
AzureIoTClient 0:fa2b00dcd9d4 912 HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
AzureIoTClient 0:fa2b00dcd9d4 913 if (DList_IsListEmpty(handleData->waitingToSend))
AzureIoTClient 0:fa2b00dcd9d4 914 {
AzureIoTClient 0:fa2b00dcd9d4 915 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_019: [If the list is empty then IoTHubTransportHttp_DoWork shall proceed to the following action.] */
AzureIoTClient 0:fa2b00dcd9d4 916 }
AzureIoTClient 0:fa2b00dcd9d4 917 else
AzureIoTClient 0:fa2b00dcd9d4 918 {
AzureIoTClient 0:fa2b00dcd9d4 919 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_101: [If option SetBatching is true then _Dowork shall send batched event message as specced below.] */
AzureIoTClient 0:fa2b00dcd9d4 920 if (handleData->doBatchedTransfers)
AzureIoTClient 0:fa2b00dcd9d4 921 {
AzureIoTClient 0:fa2b00dcd9d4 922 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_102: [Request HTTP headers shall have the value of "Content-Type" created or updated to "application/vnd.microsoft.iothub.json" by a call to HTTPHeaders_ReplaceHeaderNameValuePair.] */
AzureIoTClient 0:fa2b00dcd9d4 923 if (HTTPHeaders_ReplaceHeaderNameValuePair(handleData->eventHTTPrequestHeaders, CONTENT_TYPE, APPLICATION_VND_MICROSOFT_IOTHUB_JSON) != HTTP_HEADERS_OK)
AzureIoTClient 0:fa2b00dcd9d4 924 {
AzureIoTClient 0:fa2b00dcd9d4 925 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_103: [If updating Content-Type fails for any reason, then _DoWork shall advance to the next action.] */
AzureIoTClient 0:fa2b00dcd9d4 926 LogError("unable to HTTPHeaders_ReplaceHeaderNameValuePair\r\n");
AzureIoTClient 0:fa2b00dcd9d4 927 }
AzureIoTClient 0:fa2b00dcd9d4 928 else
AzureIoTClient 0:fa2b00dcd9d4 929 {
AzureIoTClient 0:fa2b00dcd9d4 930 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_018: [It shall inspect the "waitingToSend" DLIST passed in config structure.] */
AzureIoTClient 0:fa2b00dcd9d4 931 STRING_HANDLE payload;
AzureIoTClient 0:fa2b00dcd9d4 932 switch (makePayload(handleData, &payload))
AzureIoTClient 0:fa2b00dcd9d4 933 {
AzureIoTClient 0:fa2b00dcd9d4 934 case MAKE_PAYLOAD_OK:
AzureIoTClient 0:fa2b00dcd9d4 935 {
AzureIoTClient 0:fa2b00dcd9d4 936 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_031: [Once a final payload has been obtained, IoTHubTransportHttp_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest passing the following parameters:] */
AzureIoTClient 0:fa2b00dcd9d4 937 BUFFER_HANDLE temp = BUFFER_new();
AzureIoTClient 0:fa2b00dcd9d4 938 if (temp == NULL)
AzureIoTClient 0:fa2b00dcd9d4 939 {
AzureIoTClient 0:fa2b00dcd9d4 940 LogError("unable to BUFFER_new\r\n");
AzureIoTClient 0:fa2b00dcd9d4 941 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_073: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]*/
AzureIoTClient 0:fa2b00dcd9d4 942 reversePutListBackIn(&(handleData->eventConfirmations), handleData->waitingToSend);
AzureIoTClient 0:fa2b00dcd9d4 943 }
AzureIoTClient 0:fa2b00dcd9d4 944 else
AzureIoTClient 0:fa2b00dcd9d4 945 {
AzureIoTClient 0:fa2b00dcd9d4 946 if (BUFFER_build(temp, (const unsigned char*)STRING_c_str(payload), STRING_length(payload)) != 0)
AzureIoTClient 0:fa2b00dcd9d4 947 {
AzureIoTClient 0:fa2b00dcd9d4 948 LogError("unable to BUFFER_build\r\n");
AzureIoTClient 0:fa2b00dcd9d4 949 //items go back to waitingToSend
AzureIoTClient 0:fa2b00dcd9d4 950 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_073: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]*/
AzureIoTClient 0:fa2b00dcd9d4 951 reversePutListBackIn(&(handleData->eventConfirmations), handleData->waitingToSend);
AzureIoTClient 0:fa2b00dcd9d4 952 }
AzureIoTClient 0:fa2b00dcd9d4 953 else
AzureIoTClient 0:fa2b00dcd9d4 954 {
AzureIoTClient 0:fa2b00dcd9d4 955 unsigned int statusCode;
AzureIoTClient 0:fa2b00dcd9d4 956 HTTPAPIEX_RESULT r;
AzureIoTClient 0:fa2b00dcd9d4 957 if ((r = HTTPAPIEX_SAS_ExecuteRequest(
AzureIoTClient 0:fa2b00dcd9d4 958 handleData->sasObject,
AzureIoTClient 0:fa2b00dcd9d4 959 handleData->httpApiExHandle,
AzureIoTClient 0:fa2b00dcd9d4 960 HTTPAPI_REQUEST_POST,
AzureIoTClient 0:fa2b00dcd9d4 961 STRING_c_str(handleData->eventHTTPrelativePath),
AzureIoTClient 0:fa2b00dcd9d4 962 handleData->eventHTTPrequestHeaders,
AzureIoTClient 0:fa2b00dcd9d4 963 temp,
AzureIoTClient 0:fa2b00dcd9d4 964 &statusCode,
AzureIoTClient 0:fa2b00dcd9d4 965 NULL,
AzureIoTClient 0:fa2b00dcd9d4 966 NULL
AzureIoTClient 0:fa2b00dcd9d4 967 )) != HTTPAPIEX_OK)
AzureIoTClient 0:fa2b00dcd9d4 968 {
AzureIoTClient 0:fa2b00dcd9d4 969 LogError("unable to HTTPAPIEX_ExecuteRequest\r\n");
AzureIoTClient 0:fa2b00dcd9d4 970 //items go back to waitingToSend
AzureIoTClient 0:fa2b00dcd9d4 971 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_065: [if HTTPAPIEX_SAS_ExecuteRequest fails or the http status code >=300 then IoTHubTransportHttp_DoWork shall not do any other action (it is assumed at the next _DoWork it shall be retried).] */
AzureIoTClient 0:fa2b00dcd9d4 972 reversePutListBackIn(&(handleData->eventConfirmations), handleData->waitingToSend);
AzureIoTClient 0:fa2b00dcd9d4 973 }
AzureIoTClient 0:fa2b00dcd9d4 974 else
AzureIoTClient 0:fa2b00dcd9d4 975 {
AzureIoTClient 0:fa2b00dcd9d4 976 if (statusCode < 300)
AzureIoTClient 0:fa2b00dcd9d4 977 {
AzureIoTClient 0:fa2b00dcd9d4 978 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_067: [If HTTPAPIEX_SAS_ExecuteRequest does not fail and http status code <300 then IoTHubTransportHttp_DoWork shall call IoTHubClient_LL_SendComplete. Parameter PDLIST_ENTRY completed shall point to a list containing all the items batched, and parameter IOTHUB_BATCHSTATE result shall be set to IOTHUB_BATCHSTATE_SUCESS. The batched items shall be removed from waitingToSend.] */
AzureIoTClient 0:fa2b00dcd9d4 979 IoTHubClient_LL_SendComplete(iotHubClientHandle, &(handleData->eventConfirmations), IOTHUB_BATCHSTATE_SUCCESS);
AzureIoTClient 0:fa2b00dcd9d4 980 }
AzureIoTClient 0:fa2b00dcd9d4 981 else
AzureIoTClient 0:fa2b00dcd9d4 982 {
AzureIoTClient 0:fa2b00dcd9d4 983 //items go back to waitingToSend
AzureIoTClient 0:fa2b00dcd9d4 984 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_065: [if HTTPAPIEX_SAS_ExecuteRequest fails or the http status code >=300 then IoTHubTransportHttp_DoWork shall not do any other action (it is assumed at the next _DoWork it shall be retried).] */
AzureIoTClient 0:fa2b00dcd9d4 985 LogError("unexpected HTTP status code (%u)\r\n", statusCode);
AzureIoTClient 0:fa2b00dcd9d4 986 reversePutListBackIn(&(handleData->eventConfirmations), handleData->waitingToSend);
AzureIoTClient 0:fa2b00dcd9d4 987 }
AzureIoTClient 0:fa2b00dcd9d4 988 }
AzureIoTClient 0:fa2b00dcd9d4 989 }
AzureIoTClient 0:fa2b00dcd9d4 990 BUFFER_delete(temp);
AzureIoTClient 0:fa2b00dcd9d4 991 }
AzureIoTClient 0:fa2b00dcd9d4 992 STRING_delete(payload);
AzureIoTClient 0:fa2b00dcd9d4 993 break;
AzureIoTClient 0:fa2b00dcd9d4 994 }
AzureIoTClient 0:fa2b00dcd9d4 995 case MAKE_PAYLOAD_FIRST_ITEM_DOES_NOT_FIT:
AzureIoTClient 0:fa2b00dcd9d4 996 {
AzureIoTClient 0:fa2b00dcd9d4 997 IoTHubClient_LL_SendComplete(iotHubClientHandle, &(handleData->eventConfirmations), IOTHUB_BATCHSTATE_FAILED); /*takes care of emptying the list too*/
AzureIoTClient 0:fa2b00dcd9d4 998 break;
AzureIoTClient 0:fa2b00dcd9d4 999 }
AzureIoTClient 0:fa2b00dcd9d4 1000 case MAKE_PAYLOAD_ERROR:
AzureIoTClient 0:fa2b00dcd9d4 1001 {
AzureIoTClient 0:fa2b00dcd9d4 1002 LogError("unrecoverable errors while building a batch message\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1003 break;
AzureIoTClient 0:fa2b00dcd9d4 1004 }
AzureIoTClient 0:fa2b00dcd9d4 1005 case MAKE_PAYLOAD_NO_ITEMS:
AzureIoTClient 0:fa2b00dcd9d4 1006 {
AzureIoTClient 0:fa2b00dcd9d4 1007 /*do nothing*/
AzureIoTClient 0:fa2b00dcd9d4 1008 break;
AzureIoTClient 0:fa2b00dcd9d4 1009 }
AzureIoTClient 0:fa2b00dcd9d4 1010 default:
AzureIoTClient 0:fa2b00dcd9d4 1011 {
AzureIoTClient 0:fa2b00dcd9d4 1012 LogError("internal error: switch's default branch reached when never intended\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1013 break;
AzureIoTClient 0:fa2b00dcd9d4 1014 }
AzureIoTClient 0:fa2b00dcd9d4 1015 }
AzureIoTClient 0:fa2b00dcd9d4 1016 }
AzureIoTClient 0:fa2b00dcd9d4 1017 }
AzureIoTClient 0:fa2b00dcd9d4 1018 else
AzureIoTClient 0:fa2b00dcd9d4 1019 {
AzureIoTClient 0:fa2b00dcd9d4 1020 const unsigned char* messageContent;
AzureIoTClient 0:fa2b00dcd9d4 1021 size_t messageSize;
AzureIoTClient 0:fa2b00dcd9d4 1022 IOTHUB_MESSAGE_LIST* message = containingRecord(handleData->waitingToSend->Flink, IOTHUB_MESSAGE_LIST, entry);
AzureIoTClient 0:fa2b00dcd9d4 1023 IOTHUBMESSAGE_CONTENT_TYPE contentType = IoTHubMessage_GetContentType(message->messageHandle);
AzureIoTClient 0:fa2b00dcd9d4 1024
AzureIoTClient 0:fa2b00dcd9d4 1025 if (!(
AzureIoTClient 0:fa2b00dcd9d4 1026 ((contentType == IOTHUBMESSAGE_BYTEARRAY) && (IoTHubMessage_GetByteArray(message->messageHandle, &messageContent, &messageSize)==IOTHUB_MESSAGE_OK)) ||
AzureIoTClient 0:fa2b00dcd9d4 1027 ((contentType == IOTHUBMESSAGE_STRING) && (
AzureIoTClient 0:fa2b00dcd9d4 1028 messageContent = (const unsigned char*)IoTHubMessage_GetString(message->messageHandle),
AzureIoTClient 0:fa2b00dcd9d4 1029 (messageSize = (messageContent == NULL)?0:strlen((const char*)messageContent)),
AzureIoTClient 0:fa2b00dcd9d4 1030 messageContent!=NULL)
AzureIoTClient 0:fa2b00dcd9d4 1031 )
AzureIoTClient 0:fa2b00dcd9d4 1032 ))
AzureIoTClient 0:fa2b00dcd9d4 1033 {
AzureIoTClient 0:fa2b00dcd9d4 1034 LogError("unable to get the message content\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1035 /*go on...*/
AzureIoTClient 0:fa2b00dcd9d4 1036 }
AzureIoTClient 0:fa2b00dcd9d4 1037 else
AzureIoTClient 0:fa2b00dcd9d4 1038 {
AzureIoTClient 2:ff9104b866b8 1039 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_109: [If the oldest message in waitingToSend causes the message to exceed the message size limit then it shall be removed from waitingToSend, and IoTHubClient_LL_SendComplete shall be called. Parameter PDLIST_ENTRY completed shall point to a list containing only the oldest item, and parameter IOTHUB_BATCHSTATE result shall be set to IOTHUB_BATCHSTATE_FAILED.]*/
AzureIoTClient 2:ff9104b866b8 1040 if (messageSize >= MAXIMUM_MESSAGE_SIZE)
AzureIoTClient 0:fa2b00dcd9d4 1041 {
AzureIoTClient 0:fa2b00dcd9d4 1042 PDLIST_ENTRY head = DList_RemoveHeadList(handleData->waitingToSend); /*actually this is the same as "actual", but now it is removed*/
AzureIoTClient 0:fa2b00dcd9d4 1043 DList_InsertTailList(&(handleData->eventConfirmations), head);
AzureIoTClient 0:fa2b00dcd9d4 1044 IoTHubClient_LL_SendComplete(iotHubClientHandle, &(handleData->eventConfirmations), IOTHUB_BATCHSTATE_FAILED); /*takes care of emptying the list too*/
AzureIoTClient 0:fa2b00dcd9d4 1045 }
AzureIoTClient 0:fa2b00dcd9d4 1046 else
AzureIoTClient 0:fa2b00dcd9d4 1047 {
AzureIoTClient 0:fa2b00dcd9d4 1048 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_104: [If option SetBatching is false then _Dowork shall send individual event message as specced below.] */
AzureIoTClient 0:fa2b00dcd9d4 1049 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_105: [A clone of the event HTTP request headers shall be created.]*/
AzureIoTClient 0:fa2b00dcd9d4 1050 HTTP_HEADERS_HANDLE clonedEventHTTPrequestHeaders = HTTPHeaders_Clone(handleData->eventHTTPrequestHeaders);
AzureIoTClient 0:fa2b00dcd9d4 1051 if (clonedEventHTTPrequestHeaders == NULL)
AzureIoTClient 0:fa2b00dcd9d4 1052 {
AzureIoTClient 0:fa2b00dcd9d4 1053 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_108: [If any HTTP header operation fails, _DoWork shall advance to the next action.] */
AzureIoTClient 0:fa2b00dcd9d4 1054 LogError("HTTPHeaders_Clone failed\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1055 }
AzureIoTClient 0:fa2b00dcd9d4 1056 else
AzureIoTClient 0:fa2b00dcd9d4 1057 {
AzureIoTClient 0:fa2b00dcd9d4 1058 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_106: [The cloned HTTP headers shall have the HTTP header "Content-Type" set to "application/octet-stream".] */
AzureIoTClient 0:fa2b00dcd9d4 1059 if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, CONTENT_TYPE, APPLICATION_OCTET_STREAM) != HTTP_HEADERS_OK)
AzureIoTClient 0:fa2b00dcd9d4 1060 {
AzureIoTClient 0:fa2b00dcd9d4 1061 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_108: [If any HTTP header operation fails, _DoWork shall advance to the next action.] */
AzureIoTClient 0:fa2b00dcd9d4 1062 LogError("HTTPHeaders_ReplaceHeaderNameValuePair failed\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1063 }
AzureIoTClient 0:fa2b00dcd9d4 1064 else
AzureIoTClient 0:fa2b00dcd9d4 1065 {
AzureIoTClient 0:fa2b00dcd9d4 1066 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_107: [Every message property "property":"value" shall be added to the HTTP headers as an individual header "iothub-app-property":"value".] */
AzureIoTClient 0:fa2b00dcd9d4 1067 MAP_HANDLE map = IoTHubMessage_Properties(message->messageHandle);
AzureIoTClient 0:fa2b00dcd9d4 1068 const char*const* keys;
AzureIoTClient 0:fa2b00dcd9d4 1069 const char*const* values;
AzureIoTClient 0:fa2b00dcd9d4 1070 size_t count;
AzureIoTClient 0:fa2b00dcd9d4 1071 if (Map_GetInternals(map, &keys, &values, &count) != MAP_OK)
AzureIoTClient 0:fa2b00dcd9d4 1072 {
AzureIoTClient 0:fa2b00dcd9d4 1073 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_108: [If any HTTP header operation fails, _DoWork shall advance to the next action.] */
AzureIoTClient 0:fa2b00dcd9d4 1074 LogError("unable to Map_GetInternals\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1075 }
AzureIoTClient 0:fa2b00dcd9d4 1076 else
AzureIoTClient 0:fa2b00dcd9d4 1077 {
AzureIoTClient 0:fa2b00dcd9d4 1078 size_t i;
AzureIoTClient 0:fa2b00dcd9d4 1079 bool goOn = true;
AzureIoTClient 0:fa2b00dcd9d4 1080 for (i = 0; (i < count) && goOn; i++)
AzureIoTClient 0:fa2b00dcd9d4 1081 {
AzureIoTClient 0:fa2b00dcd9d4 1082
AzureIoTClient 0:fa2b00dcd9d4 1083 STRING_HANDLE temp = STRING_construct(IOTHUB_APP_PREFIX);
AzureIoTClient 0:fa2b00dcd9d4 1084 if (temp == NULL)
AzureIoTClient 0:fa2b00dcd9d4 1085 {
AzureIoTClient 0:fa2b00dcd9d4 1086 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_108: [If any HTTP header operation fails, _DoWork shall advance to the next action.] */
AzureIoTClient 0:fa2b00dcd9d4 1087 LogError("unable to STRING_construct\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1088 goOn = false;
AzureIoTClient 0:fa2b00dcd9d4 1089 }
AzureIoTClient 0:fa2b00dcd9d4 1090 else
AzureIoTClient 0:fa2b00dcd9d4 1091 {
AzureIoTClient 0:fa2b00dcd9d4 1092 if (STRING_concat(temp, keys[i]) != 0)
AzureIoTClient 0:fa2b00dcd9d4 1093 {
AzureIoTClient 0:fa2b00dcd9d4 1094 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_108: [If any HTTP header operation fails, _DoWork shall advance to the next action.] */
AzureIoTClient 0:fa2b00dcd9d4 1095 LogError("unable to STRING_concat\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1096 goOn = false;
AzureIoTClient 0:fa2b00dcd9d4 1097 }
AzureIoTClient 0:fa2b00dcd9d4 1098 else
AzureIoTClient 0:fa2b00dcd9d4 1099 {
AzureIoTClient 0:fa2b00dcd9d4 1100 if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, STRING_c_str(temp), values[i]) != HTTP_HEADERS_OK)
AzureIoTClient 0:fa2b00dcd9d4 1101 {
AzureIoTClient 0:fa2b00dcd9d4 1102 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_108: [If any HTTP header operation fails, _DoWork shall advance to the next action.] */
AzureIoTClient 0:fa2b00dcd9d4 1103 LogError("unable to HTTPHeaders_ReplaceHeaderNameValuePair\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1104 goOn = false;
AzureIoTClient 0:fa2b00dcd9d4 1105 }
AzureIoTClient 0:fa2b00dcd9d4 1106 }
AzureIoTClient 0:fa2b00dcd9d4 1107 STRING_delete(temp);
AzureIoTClient 0:fa2b00dcd9d4 1108 }
AzureIoTClient 0:fa2b00dcd9d4 1109 }
AzureIoTClient 0:fa2b00dcd9d4 1110
AzureIoTClient 0:fa2b00dcd9d4 1111 if (!goOn)
AzureIoTClient 0:fa2b00dcd9d4 1112 {
AzureIoTClient 0:fa2b00dcd9d4 1113 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_108: [If any HTTP header operation fails, _DoWork shall advance to the next action.] */
AzureIoTClient 0:fa2b00dcd9d4 1114 }
AzureIoTClient 0:fa2b00dcd9d4 1115 else
AzureIoTClient 0:fa2b00dcd9d4 1116 {
AzureIoTClient 0:fa2b00dcd9d4 1117 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_110: [IoTHubTransportHttp_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest passing the following parameters] */
AzureIoTClient 0:fa2b00dcd9d4 1118 BUFFER_HANDLE toBeSend = BUFFER_new();
AzureIoTClient 0:fa2b00dcd9d4 1119 if (toBeSend == NULL)
AzureIoTClient 0:fa2b00dcd9d4 1120 {
AzureIoTClient 0:fa2b00dcd9d4 1121 LogError("unable to BUFFER_new\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1122 }
AzureIoTClient 0:fa2b00dcd9d4 1123 else
AzureIoTClient 0:fa2b00dcd9d4 1124 {
AzureIoTClient 0:fa2b00dcd9d4 1125 if (BUFFER_build(toBeSend, messageContent, messageSize) != 0)
AzureIoTClient 0:fa2b00dcd9d4 1126 {
AzureIoTClient 0:fa2b00dcd9d4 1127 LogError("unable to BUFFER_build\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1128 }
AzureIoTClient 0:fa2b00dcd9d4 1129 else
AzureIoTClient 0:fa2b00dcd9d4 1130 {
AzureIoTClient 0:fa2b00dcd9d4 1131 unsigned int statusCode;
AzureIoTClient 0:fa2b00dcd9d4 1132 HTTPAPIEX_RESULT r;
AzureIoTClient 0:fa2b00dcd9d4 1133 if ((r = HTTPAPIEX_SAS_ExecuteRequest(
AzureIoTClient 0:fa2b00dcd9d4 1134 handleData->sasObject,
AzureIoTClient 0:fa2b00dcd9d4 1135 handleData->httpApiExHandle,
AzureIoTClient 0:fa2b00dcd9d4 1136 HTTPAPI_REQUEST_POST,
AzureIoTClient 0:fa2b00dcd9d4 1137 STRING_c_str(handleData->eventHTTPrelativePath),
AzureIoTClient 0:fa2b00dcd9d4 1138 clonedEventHTTPrequestHeaders,
AzureIoTClient 0:fa2b00dcd9d4 1139 toBeSend,
AzureIoTClient 0:fa2b00dcd9d4 1140 &statusCode,
AzureIoTClient 0:fa2b00dcd9d4 1141 NULL,
AzureIoTClient 0:fa2b00dcd9d4 1142 NULL
AzureIoTClient 0:fa2b00dcd9d4 1143 )) != HTTPAPIEX_OK)
AzureIoTClient 0:fa2b00dcd9d4 1144 {
AzureIoTClient 0:fa2b00dcd9d4 1145 LogError("unable to HTTPAPIEX_ExecuteRequest\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1146 }
AzureIoTClient 0:fa2b00dcd9d4 1147 else
AzureIoTClient 0:fa2b00dcd9d4 1148 {
AzureIoTClient 0:fa2b00dcd9d4 1149 if (statusCode < 300)
AzureIoTClient 0:fa2b00dcd9d4 1150 {
AzureIoTClient 0:fa2b00dcd9d4 1151 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_112: [If HTTPAPIEX_SAS_ExecuteRequest does not fail and http status code <300 then IoTHubTransportHttp_DoWork shall call IoTHubClient_LL_SendComplete. Parameter PDLIST_ENTRY completed shall point to a list the item send, and parameter IOTHUB_BATCHSTATE result shall be set to IOTHUB_BATCHSTATE_SUCCESS. The item shall be removed from waitingToSend.] */
AzureIoTClient 0:fa2b00dcd9d4 1152 PDLIST_ENTRY justSent = DList_RemoveHeadList(handleData->waitingToSend); /*actually this is the same as "actual", but now it is removed*/
AzureIoTClient 0:fa2b00dcd9d4 1153 DList_InsertTailList(&(handleData->eventConfirmations), justSent);
AzureIoTClient 0:fa2b00dcd9d4 1154 IoTHubClient_LL_SendComplete(iotHubClientHandle, &(handleData->eventConfirmations), IOTHUB_BATCHSTATE_SUCCESS); /*takes care of emptying the list too*/
AzureIoTClient 0:fa2b00dcd9d4 1155 }
AzureIoTClient 0:fa2b00dcd9d4 1156 else
AzureIoTClient 0:fa2b00dcd9d4 1157 {
AzureIoTClient 0:fa2b00dcd9d4 1158 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_111: [If HTTPAPIEX_SAS_ExecuteRequest fails or the http status code >=300 then IoTHubTransportHttp_DoWork shall not do any other action (it is assumed at the next _DoWork it shall be retried).] */
AzureIoTClient 0:fa2b00dcd9d4 1159 LogError("unexpected HTTP status code (%u)\r\n", statusCode);
AzureIoTClient 0:fa2b00dcd9d4 1160 }
AzureIoTClient 0:fa2b00dcd9d4 1161 }
AzureIoTClient 0:fa2b00dcd9d4 1162 }
AzureIoTClient 0:fa2b00dcd9d4 1163 BUFFER_delete(toBeSend);
AzureIoTClient 0:fa2b00dcd9d4 1164 }
AzureIoTClient 0:fa2b00dcd9d4 1165 }
AzureIoTClient 0:fa2b00dcd9d4 1166 }
AzureIoTClient 0:fa2b00dcd9d4 1167 }
AzureIoTClient 0:fa2b00dcd9d4 1168 HTTPHeaders_Free(clonedEventHTTPrequestHeaders);
AzureIoTClient 0:fa2b00dcd9d4 1169 }
AzureIoTClient 0:fa2b00dcd9d4 1170 }
AzureIoTClient 0:fa2b00dcd9d4 1171 }
AzureIoTClient 0:fa2b00dcd9d4 1172 }
AzureIoTClient 0:fa2b00dcd9d4 1173 }
AzureIoTClient 0:fa2b00dcd9d4 1174 }
AzureIoTClient 0:fa2b00dcd9d4 1175
AzureIoTClient 0:fa2b00dcd9d4 1176 #define ACTION_VALUES \
AzureIoTClient 0:fa2b00dcd9d4 1177 ABANDON, \
AzureIoTClient 0:fa2b00dcd9d4 1178 REJECT, \
AzureIoTClient 0:fa2b00dcd9d4 1179 ACCEPT
AzureIoTClient 0:fa2b00dcd9d4 1180 DEFINE_ENUM(ACTION, ACTION_VALUES);
AzureIoTClient 0:fa2b00dcd9d4 1181
AzureIoTClient 0:fa2b00dcd9d4 1182 static void abandonOrAcceptMessage(HTTPTRANSPORT_HANDLE_DATA* handleData, const char* ETag, ACTION action)
AzureIoTClient 0:fa2b00dcd9d4 1183 {
AzureIoTClient 0:fa2b00dcd9d4 1184 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_050: [_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest with the following parameters:
AzureIoTClient 0:fa2b00dcd9d4 1185 -requestType: POST
AzureIoTClient 0:fa2b00dcd9d4 1186 -relativePath: abandon relative path begin (as created by _Create) + value of ETag + "/abandon?api-version=2015-08-15-preview"
AzureIoTClient 0:fa2b00dcd9d4 1187 - requestHttpHeadersHandle: an HTTP headers instance containing the following
AzureIoTClient 1:2ba812f3d9b7 1188 Authorization: " "
AzureIoTClient 1:2ba812f3d9b7 1189 If-Match: value of ETag
AzureIoTClient 0:fa2b00dcd9d4 1190 - requestContent: NULL
AzureIoTClient 0:fa2b00dcd9d4 1191 - statusCode: a pointer to unsigned int which might be examined for logging
AzureIoTClient 0:fa2b00dcd9d4 1192 - responseHeadearsHandle: NULL
AzureIoTClient 0:fa2b00dcd9d4 1193 - responseContent: NULL]*/
AzureIoTClient 0:fa2b00dcd9d4 1194 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_051: [_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest with the following parameters:
AzureIoTClient 0:fa2b00dcd9d4 1195 -requestType: DELETE
AzureIoTClient 0:fa2b00dcd9d4 1196 -relativePath: abandon relative path begin + value of ETag + "?api-version=2015-08-15-preview"
AzureIoTClient 0:fa2b00dcd9d4 1197 - requestHttpHeadersHandle: an HTTP headers instance containing the following
AzureIoTClient 1:2ba812f3d9b7 1198 Authorization: " "
AzureIoTClient 1:2ba812f3d9b7 1199 If-Match: value of ETag
AzureIoTClient 0:fa2b00dcd9d4 1200 - requestContent: NULL
AzureIoTClient 0:fa2b00dcd9d4 1201 - statusCode: a pointer to unsigned int which might be used by logging
AzureIoTClient 0:fa2b00dcd9d4 1202 - responseHeadearsHandle: NULL
AzureIoTClient 0:fa2b00dcd9d4 1203 - responseContent: NULL]*/
AzureIoTClient 0:fa2b00dcd9d4 1204 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_077: [_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest with the following parameters:
AzureIoTClient 0:fa2b00dcd9d4 1205 -requestType: DELETE
AzureIoTClient 0:fa2b00dcd9d4 1206 -relativePath: abandon relative path begin + value of ETag +"?api-version=2015-08-15-preview" + "&reject"
AzureIoTClient 0:fa2b00dcd9d4 1207 - requestHttpHeadersHandle: an HTTP headers instance containing the following
AzureIoTClient 1:2ba812f3d9b7 1208 Authorization: " "
AzureIoTClient 1:2ba812f3d9b7 1209 If-Match: value of ETag
AzureIoTClient 0:fa2b00dcd9d4 1210 - requestContent: NULL
AzureIoTClient 0:fa2b00dcd9d4 1211 - statusCode: a pointer to unsigned int which might be used by logging
AzureIoTClient 0:fa2b00dcd9d4 1212 - responseHeadearsHandle: NULL
AzureIoTClient 0:fa2b00dcd9d4 1213 - responseContent: NULL]*/
AzureIoTClient 0:fa2b00dcd9d4 1214
AzureIoTClient 0:fa2b00dcd9d4 1215 STRING_HANDLE fullAbandonRelativePath = STRING_clone(handleData->abandonHTTPrelativePathBegin);
AzureIoTClient 0:fa2b00dcd9d4 1216 if (fullAbandonRelativePath == NULL)
AzureIoTClient 0:fa2b00dcd9d4 1217 {
AzureIoTClient 0:fa2b00dcd9d4 1218 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_052: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]*/
AzureIoTClient 0:fa2b00dcd9d4 1219 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_054: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1220 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_078: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1221 LogError("unable to STRING_clone\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1222 }
AzureIoTClient 0:fa2b00dcd9d4 1223 else
AzureIoTClient 0:fa2b00dcd9d4 1224 {
AzureIoTClient 0:fa2b00dcd9d4 1225 STRING_HANDLE ETagUnquoted = STRING_construct_n(ETag + 1, strlen(ETag) - 2); /*skip first character which is '"' and the last one (which is also '"')*/
AzureIoTClient 0:fa2b00dcd9d4 1226 if (ETagUnquoted == NULL)
AzureIoTClient 0:fa2b00dcd9d4 1227 {
AzureIoTClient 0:fa2b00dcd9d4 1228 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_052: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]*/
AzureIoTClient 0:fa2b00dcd9d4 1229 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_054: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1230 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_078: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1231 LogError("unable to STRING_construct_n\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1232 }
AzureIoTClient 0:fa2b00dcd9d4 1233 else
AzureIoTClient 0:fa2b00dcd9d4 1234 {
AzureIoTClient 0:fa2b00dcd9d4 1235 if (!(
AzureIoTClient 0:fa2b00dcd9d4 1236 (STRING_concat_with_STRING(fullAbandonRelativePath, ETagUnquoted) == 0) &&
AzureIoTClient 0:fa2b00dcd9d4 1237 (STRING_concat(fullAbandonRelativePath, (action == ABANDON) ? "/abandon" API_VERSION : ((action == REJECT) ? API_VERSION "&reject" : API_VERSION)) == 0)
AzureIoTClient 0:fa2b00dcd9d4 1238 ))
AzureIoTClient 0:fa2b00dcd9d4 1239 {
AzureIoTClient 0:fa2b00dcd9d4 1240 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_052: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]*/
AzureIoTClient 0:fa2b00dcd9d4 1241 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_054: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1242 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_078: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1243 LogError("unable to STRING_concat\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1244 }
AzureIoTClient 0:fa2b00dcd9d4 1245 else
AzureIoTClient 0:fa2b00dcd9d4 1246 {
AzureIoTClient 0:fa2b00dcd9d4 1247 HTTP_HEADERS_HANDLE abandonRequestHttpHeaders = HTTPHeaders_Alloc();
AzureIoTClient 0:fa2b00dcd9d4 1248 if (abandonRequestHttpHeaders == NULL)
AzureIoTClient 0:fa2b00dcd9d4 1249 {
AzureIoTClient 0:fa2b00dcd9d4 1250 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_052: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]*/
AzureIoTClient 0:fa2b00dcd9d4 1251 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_054: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1252 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_078: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1253 LogError("unable to HTTPHeaders_Alloc\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1254 }
AzureIoTClient 0:fa2b00dcd9d4 1255 else
AzureIoTClient 0:fa2b00dcd9d4 1256 {
AzureIoTClient 0:fa2b00dcd9d4 1257 if (!(
AzureIoTClient 0:fa2b00dcd9d4 1258 (HTTPHeaders_AddHeaderNameValuePair(abandonRequestHttpHeaders, "Authorization", " ") == HTTP_HEADERS_OK) &&
AzureIoTClient 0:fa2b00dcd9d4 1259 (HTTPHeaders_AddHeaderNameValuePair(abandonRequestHttpHeaders, "If-Match", ETag) == HTTP_HEADERS_OK)
AzureIoTClient 0:fa2b00dcd9d4 1260 ))
AzureIoTClient 0:fa2b00dcd9d4 1261 {
AzureIoTClient 0:fa2b00dcd9d4 1262 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_052: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]*/
AzureIoTClient 0:fa2b00dcd9d4 1263 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_054: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1264 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_078: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1265 LogError("unable to HTTPHeaders_AddHeaderNameValuePair\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1266 }
AzureIoTClient 0:fa2b00dcd9d4 1267 else
AzureIoTClient 0:fa2b00dcd9d4 1268 {
AzureIoTClient 0:fa2b00dcd9d4 1269 unsigned int statusCode;
AzureIoTClient 0:fa2b00dcd9d4 1270 if (HTTPAPIEX_SAS_ExecuteRequest(
AzureIoTClient 0:fa2b00dcd9d4 1271 handleData->sasObject,
AzureIoTClient 0:fa2b00dcd9d4 1272 handleData->httpApiExHandle,
AzureIoTClient 0:fa2b00dcd9d4 1273 (action == ABANDON) ? HTTPAPI_REQUEST_POST : HTTPAPI_REQUEST_DELETE, /*-requestType: POST */
AzureIoTClient 0:fa2b00dcd9d4 1274 STRING_c_str(fullAbandonRelativePath), /*-relativePath: abandon relative path begin (as created by _Create) + value of ETag + "/abandon?api-version=2015-08-15-preview" */
AzureIoTClient 0:fa2b00dcd9d4 1275 abandonRequestHttpHeaders, /*- requestHttpHeadersHandle: an HTTP headers instance containing the following */
AzureIoTClient 0:fa2b00dcd9d4 1276 NULL, /*- requestContent: NULL */
AzureIoTClient 0:fa2b00dcd9d4 1277 &statusCode, /*- statusCode: a pointer to unsigned int which might be examined for logging */
AzureIoTClient 0:fa2b00dcd9d4 1278 NULL, /*- responseHeadearsHandle: NULL */
AzureIoTClient 0:fa2b00dcd9d4 1279 NULL /*- responseContent: NULL] */
AzureIoTClient 0:fa2b00dcd9d4 1280 ) != HTTPAPIEX_OK)
AzureIoTClient 0:fa2b00dcd9d4 1281 {
AzureIoTClient 0:fa2b00dcd9d4 1282 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_052: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]*/
AzureIoTClient 0:fa2b00dcd9d4 1283 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_054: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1284 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_078: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1285 LogError("unable to HTTPAPIEX_ExecuteRequest\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1286 }
AzureIoTClient 0:fa2b00dcd9d4 1287 else
AzureIoTClient 0:fa2b00dcd9d4 1288 {
AzureIoTClient 0:fa2b00dcd9d4 1289 if (statusCode != 204)
AzureIoTClient 0:fa2b00dcd9d4 1290 {
AzureIoTClient 0:fa2b00dcd9d4 1291 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_052: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]*/
AzureIoTClient 0:fa2b00dcd9d4 1292 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_054: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1293 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_078: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1294 LogError("unexpected status code returned %u (was expecting 204)\r\n", statusCode);
AzureIoTClient 0:fa2b00dcd9d4 1295 }
AzureIoTClient 0:fa2b00dcd9d4 1296 else
AzureIoTClient 0:fa2b00dcd9d4 1297 {
AzureIoTClient 0:fa2b00dcd9d4 1298 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_052: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]*/
AzureIoTClient 0:fa2b00dcd9d4 1299 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_054: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1300 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_078: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] */
AzureIoTClient 0:fa2b00dcd9d4 1301 /*all is fine*/
AzureIoTClient 0:fa2b00dcd9d4 1302 }
AzureIoTClient 0:fa2b00dcd9d4 1303 }
AzureIoTClient 0:fa2b00dcd9d4 1304 }
AzureIoTClient 0:fa2b00dcd9d4 1305 HTTPHeaders_Free(abandonRequestHttpHeaders);
AzureIoTClient 0:fa2b00dcd9d4 1306 }
AzureIoTClient 0:fa2b00dcd9d4 1307 }
AzureIoTClient 0:fa2b00dcd9d4 1308 STRING_delete(ETagUnquoted);
AzureIoTClient 0:fa2b00dcd9d4 1309 }
AzureIoTClient 0:fa2b00dcd9d4 1310 STRING_delete(fullAbandonRelativePath);
AzureIoTClient 0:fa2b00dcd9d4 1311 }
AzureIoTClient 0:fa2b00dcd9d4 1312 }
AzureIoTClient 0:fa2b00dcd9d4 1313
AzureIoTClient 0:fa2b00dcd9d4 1314 static void DoNotifications(TRANSPORT_HANDLE handle, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle)
AzureIoTClient 0:fa2b00dcd9d4 1315 {
AzureIoTClient 0:fa2b00dcd9d4 1316 HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
AzureIoTClient 0:fa2b00dcd9d4 1317 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_057: [If flag DoWork_PullNotification is set to false then _DoWork shall advance to the next action.] */
AzureIoTClient 0:fa2b00dcd9d4 1318 if (handleData->DoWork_PullNotification)
AzureIoTClient 0:fa2b00dcd9d4 1319 {
AzureIoTClient 0:fa2b00dcd9d4 1320 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_116: [After client creation, the first GET shall be allowed no matter what the value of GetMinimumPollingTime.] */
AzureIoTClient 0:fa2b00dcd9d4 1321 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_117: [If time is not available then all calls shall be treated as if they are the first one.] */
AzureIoTClient 0:fa2b00dcd9d4 1322 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_115: [A GET request that happens earlier than GetMinimumPollingTime shall be ignored.] */
AzureIoTClient 0:fa2b00dcd9d4 1323 time_t timeNow = get_time(NULL);
AzureIoTClient 0:fa2b00dcd9d4 1324 bool isPollingAllowed = handleData->isFirstPoll || (timeNow == (time_t)(-1)) || (get_difftime(timeNow, handleData->lastPollTime) > handleData->getMinimumPollingTime);
AzureIoTClient 0:fa2b00dcd9d4 1325 if (isPollingAllowed)
AzureIoTClient 0:fa2b00dcd9d4 1326 {
AzureIoTClient 0:fa2b00dcd9d4 1327 HTTP_HEADERS_HANDLE responseHTTPHeaders = HTTPHeaders_Alloc();
AzureIoTClient 0:fa2b00dcd9d4 1328 if (responseHTTPHeaders == NULL)
AzureIoTClient 0:fa2b00dcd9d4 1329 {
AzureIoTClient 0:fa2b00dcd9d4 1330 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_037: [If the call to HTTPAPIEX_SAS_ExecuteRequest did not executed successfully or building any part of the prerequisites of the call fails, then _DoWork shall advance to the next action in this description.] */
AzureIoTClient 0:fa2b00dcd9d4 1331 LogError("unable to HTTPHeaders_Alloc\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1332 }
AzureIoTClient 0:fa2b00dcd9d4 1333 else
AzureIoTClient 0:fa2b00dcd9d4 1334 {
AzureIoTClient 0:fa2b00dcd9d4 1335 BUFFER_HANDLE responseContent = BUFFER_new();
AzureIoTClient 0:fa2b00dcd9d4 1336 if (responseContent == NULL)
AzureIoTClient 0:fa2b00dcd9d4 1337 {
AzureIoTClient 0:fa2b00dcd9d4 1338 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_037: [If the call to HTTPAPIEX_SAS_ExecuteRequest did not executed successfully or building any part of the prerequisites of the call fails, then _DoWork shall advance to the next action in this description.] */
AzureIoTClient 0:fa2b00dcd9d4 1339 LogError("unable to BUFFER_new\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1340 }
AzureIoTClient 0:fa2b00dcd9d4 1341 else
AzureIoTClient 0:fa2b00dcd9d4 1342 {
AzureIoTClient 0:fa2b00dcd9d4 1343 unsigned int statusCode;
AzureIoTClient 0:fa2b00dcd9d4 1344 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_036: [Otherwise, IoTHubTransportHttp_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest passing the following parameters
AzureIoTClient 0:fa2b00dcd9d4 1345 requestType: GET
AzureIoTClient 0:fa2b00dcd9d4 1346 relativePath: the notification HTTP relative path
AzureIoTClient 0:fa2b00dcd9d4 1347 requestHttpHeadersHandle: notification HTTP request headers created by _Create
AzureIoTClient 0:fa2b00dcd9d4 1348 requestContent: NULL
AzureIoTClient 0:fa2b00dcd9d4 1349 statusCode: a pointer to unsigned int which shall be later examined
AzureIoTClient 0:fa2b00dcd9d4 1350 responseHeadearsHandle: a new instance of HTTP headers
AzureIoTClient 0:fa2b00dcd9d4 1351 responseContent: a new instance of buffer]
AzureIoTClient 0:fa2b00dcd9d4 1352 */
AzureIoTClient 0:fa2b00dcd9d4 1353 if (HTTPAPIEX_SAS_ExecuteRequest(
AzureIoTClient 0:fa2b00dcd9d4 1354 handleData->sasObject,
AzureIoTClient 0:fa2b00dcd9d4 1355 handleData->httpApiExHandle,
AzureIoTClient 0:fa2b00dcd9d4 1356 HTTPAPI_REQUEST_GET, /*requestType: GET*/
AzureIoTClient 0:fa2b00dcd9d4 1357 STRING_c_str(handleData->notificationHTTPrelativePath), /*relativePath: the notification HTTP relative path*/
AzureIoTClient 0:fa2b00dcd9d4 1358 handleData->notificationHTTPrequestHeaders, /*requestHttpHeadersHandle: notification HTTP request headers created by _Create*/
AzureIoTClient 0:fa2b00dcd9d4 1359 NULL, /*requestContent: NULL*/
AzureIoTClient 0:fa2b00dcd9d4 1360 &statusCode, /*statusCode: a pointer to unsigned int which shall be later examined*/
AzureIoTClient 0:fa2b00dcd9d4 1361 responseHTTPHeaders, /*responseHeadearsHandle: a new instance of HTTP headers*/
AzureIoTClient 0:fa2b00dcd9d4 1362 responseContent /*responseContent: a new instance of buffer*/
AzureIoTClient 0:fa2b00dcd9d4 1363 )
AzureIoTClient 0:fa2b00dcd9d4 1364 != HTTPAPIEX_OK)
AzureIoTClient 0:fa2b00dcd9d4 1365 {
AzureIoTClient 0:fa2b00dcd9d4 1366 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_037: [If the call to HTTPAPIEX_SAS_ExecuteRequest did not executed successfully or building any part of the prerequisites of the call fails, then _DoWork shall advance to the next action in this description.] */
AzureIoTClient 0:fa2b00dcd9d4 1367 LogError("unable to HTTPAPIEX_ExecuteRequest\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1368 }
AzureIoTClient 0:fa2b00dcd9d4 1369 else
AzureIoTClient 0:fa2b00dcd9d4 1370 {
AzureIoTClient 0:fa2b00dcd9d4 1371 /*HTTP dialogue was succesfull*/
AzureIoTClient 0:fa2b00dcd9d4 1372 if (timeNow == (time_t)(-1))
AzureIoTClient 0:fa2b00dcd9d4 1373 {
AzureIoTClient 0:fa2b00dcd9d4 1374 handleData->isFirstPoll = true;
AzureIoTClient 0:fa2b00dcd9d4 1375 }
AzureIoTClient 0:fa2b00dcd9d4 1376 else
AzureIoTClient 0:fa2b00dcd9d4 1377 {
AzureIoTClient 0:fa2b00dcd9d4 1378 handleData->isFirstPoll = false;
AzureIoTClient 0:fa2b00dcd9d4 1379 handleData->lastPollTime = timeNow;
AzureIoTClient 0:fa2b00dcd9d4 1380 }
AzureIoTClient 0:fa2b00dcd9d4 1381 if (statusCode == 204)
AzureIoTClient 0:fa2b00dcd9d4 1382 {
AzureIoTClient 0:fa2b00dcd9d4 1383 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_038: [If the HTTPAPIEX_SAS_ExecuteRequest executed successfully then status code shall be examined. Any status code different than 200 causes _DoWork to advance to the next action.] */
AzureIoTClient 0:fa2b00dcd9d4 1384 /*this is an expected status code, means "no commands", but logging that creates panic*/
AzureIoTClient 0:fa2b00dcd9d4 1385
AzureIoTClient 0:fa2b00dcd9d4 1386 /*do nothing, advance to next action*/
AzureIoTClient 0:fa2b00dcd9d4 1387 }
AzureIoTClient 0:fa2b00dcd9d4 1388 else if (statusCode != 200)
AzureIoTClient 0:fa2b00dcd9d4 1389 {
AzureIoTClient 0:fa2b00dcd9d4 1390 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_038: [If the HTTPAPIEX_SAS_ExecuteRequest executed successfully then status code shall be examined. Any status code different than 200 causes _DoWork to advance to the next action.] */
AzureIoTClient 0:fa2b00dcd9d4 1391 LogError("expected status code was 200, but actually was received %u... moving on\r\n", statusCode);
AzureIoTClient 0:fa2b00dcd9d4 1392 }
AzureIoTClient 0:fa2b00dcd9d4 1393 else
AzureIoTClient 0:fa2b00dcd9d4 1394 {
AzureIoTClient 0:fa2b00dcd9d4 1395 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_039: [If status code is 200, then _DoWork shall make a copy of the value of the "ETag" http header.]*/
AzureIoTClient 0:fa2b00dcd9d4 1396 const char* etagValue = HTTPHeaders_FindHeaderValue(responseHTTPHeaders, "ETag");
AzureIoTClient 0:fa2b00dcd9d4 1397 if (etagValue == NULL)
AzureIoTClient 0:fa2b00dcd9d4 1398 {
AzureIoTClient 0:fa2b00dcd9d4 1399 LogError("unable to find a received header called \"E-Tag\"\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1400 }
AzureIoTClient 0:fa2b00dcd9d4 1401 else
AzureIoTClient 0:fa2b00dcd9d4 1402 {
AzureIoTClient 0:fa2b00dcd9d4 1403 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_040: [If no such header is found or is invalid, then _DoWork shall advance to the next action.]*/
AzureIoTClient 0:fa2b00dcd9d4 1404 size_t etagsize = strlen(etagValue);
AzureIoTClient 0:fa2b00dcd9d4 1405 if (
AzureIoTClient 0:fa2b00dcd9d4 1406 (etagsize < 2) ||
AzureIoTClient 0:fa2b00dcd9d4 1407 (etagValue[0] != '"') ||
AzureIoTClient 0:fa2b00dcd9d4 1408 (etagValue[etagsize - 1] != '"')
AzureIoTClient 0:fa2b00dcd9d4 1409 )
AzureIoTClient 0:fa2b00dcd9d4 1410 {
AzureIoTClient 0:fa2b00dcd9d4 1411 LogError("ETag is not a valid quoted string\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1412 }
AzureIoTClient 0:fa2b00dcd9d4 1413 else
AzureIoTClient 0:fa2b00dcd9d4 1414 {
AzureIoTClient 0:fa2b00dcd9d4 1415 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_041: [_DoWork shall assemble an IOTHUBMESSAGE_HANDLE from the received HTTP content (using the responseContent buffer).] */
AzureIoTClient 0:fa2b00dcd9d4 1416 IOTHUB_MESSAGE_HANDLE receivedMessage = IoTHubMessage_CreateFromByteArray(BUFFER_u_char(responseContent), BUFFER_length(responseContent));
AzureIoTClient 0:fa2b00dcd9d4 1417 if (receivedMessage == NULL)
AzureIoTClient 0:fa2b00dcd9d4 1418 {
AzureIoTClient 0:fa2b00dcd9d4 1419 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_042: [If assembling the message fails in any way, then _DoWork shall "abandon" the message.]*/
AzureIoTClient 0:fa2b00dcd9d4 1420 LogError("unable to IoTHubMessage_CreateFromByteArray, trying to abandon the message... \r\n");
AzureIoTClient 0:fa2b00dcd9d4 1421 abandonOrAcceptMessage(handle, etagValue, ABANDON);
AzureIoTClient 0:fa2b00dcd9d4 1422 }
AzureIoTClient 0:fa2b00dcd9d4 1423 else
AzureIoTClient 0:fa2b00dcd9d4 1424 {
AzureIoTClient 0:fa2b00dcd9d4 1425 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_087: [All the HTTP headers of the form iothub-app-name:somecontent shall be transformed in message properties {name, somecontent}.]*/
AzureIoTClient 0:fa2b00dcd9d4 1426 size_t nHeaders;
AzureIoTClient 0:fa2b00dcd9d4 1427 if (HTTPHeaders_GetHeaderCount(responseHTTPHeaders, &nHeaders) != HTTP_HEADERS_OK)
AzureIoTClient 0:fa2b00dcd9d4 1428 {
AzureIoTClient 0:fa2b00dcd9d4 1429 LogError("unable to get the count of HTTP headers\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1430 abandonOrAcceptMessage(handle, etagValue, ABANDON);
AzureIoTClient 0:fa2b00dcd9d4 1431 }
AzureIoTClient 0:fa2b00dcd9d4 1432 else
AzureIoTClient 0:fa2b00dcd9d4 1433 {
AzureIoTClient 0:fa2b00dcd9d4 1434 size_t i;
AzureIoTClient 0:fa2b00dcd9d4 1435 MAP_HANDLE properties = (nHeaders > 0) ? IoTHubMessage_Properties(receivedMessage) : NULL;
AzureIoTClient 0:fa2b00dcd9d4 1436 for (i = 0; i < nHeaders; i++)
AzureIoTClient 0:fa2b00dcd9d4 1437 {
AzureIoTClient 0:fa2b00dcd9d4 1438 char* completeHeader;
AzureIoTClient 0:fa2b00dcd9d4 1439 if (HTTPHeaders_GetHeader(responseHTTPHeaders, i, &completeHeader) != HTTP_HEADERS_OK)
AzureIoTClient 0:fa2b00dcd9d4 1440 {
AzureIoTClient 0:fa2b00dcd9d4 1441 break;
AzureIoTClient 0:fa2b00dcd9d4 1442 }
AzureIoTClient 0:fa2b00dcd9d4 1443 else
AzureIoTClient 0:fa2b00dcd9d4 1444 {
AzureIoTClient 0:fa2b00dcd9d4 1445 if (strncmp(IOTHUB_APP_PREFIX, completeHeader, strlen(IOTHUB_APP_PREFIX)) == 0)
AzureIoTClient 0:fa2b00dcd9d4 1446 {
AzureIoTClient 0:fa2b00dcd9d4 1447 /*looks like a property headers*/
AzureIoTClient 0:fa2b00dcd9d4 1448 /*there's a guaranteed ':' in the completeHeader, by HTTP_HEADERS module*/
AzureIoTClient 0:fa2b00dcd9d4 1449 char* whereIsColon = strchr(completeHeader, ':');
AzureIoTClient 0:fa2b00dcd9d4 1450 *whereIsColon = '\0'; /*cut it down*/
AzureIoTClient 0:fa2b00dcd9d4 1451 if (Map_AddOrUpdate(properties, completeHeader + strlen(IOTHUB_APP_PREFIX), whereIsColon + 2) != MAP_OK) /*whereIsColon+1 is a space because HTTPEHADERS outputs a ": " between name and value*/
AzureIoTClient 0:fa2b00dcd9d4 1452 {
AzureIoTClient 0:fa2b00dcd9d4 1453 free(completeHeader);
AzureIoTClient 0:fa2b00dcd9d4 1454 break;
AzureIoTClient 0:fa2b00dcd9d4 1455 }
AzureIoTClient 0:fa2b00dcd9d4 1456 }
AzureIoTClient 0:fa2b00dcd9d4 1457 free(completeHeader);
AzureIoTClient 0:fa2b00dcd9d4 1458 }
AzureIoTClient 0:fa2b00dcd9d4 1459 }
AzureIoTClient 0:fa2b00dcd9d4 1460
AzureIoTClient 0:fa2b00dcd9d4 1461 if (i < nHeaders)
AzureIoTClient 0:fa2b00dcd9d4 1462 {
AzureIoTClient 0:fa2b00dcd9d4 1463 abandonOrAcceptMessage(handle, etagValue, ABANDON);
AzureIoTClient 0:fa2b00dcd9d4 1464 }
AzureIoTClient 0:fa2b00dcd9d4 1465 else
AzureIoTClient 0:fa2b00dcd9d4 1466 {
AzureIoTClient 0:fa2b00dcd9d4 1467 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_043: [Otherwise, _DoWork shall call IoTHubClient_LL_NotificationCallback with parameters handle = iotHubClientHandle and notificationMessage = newly created message.]*/
AzureIoTClient 0:fa2b00dcd9d4 1468 IOTHUBMESSAGE_DISPOSITION_RESULT notificationResult = IoTHubClient_LL_NotificationCallback(iotHubClientHandle, receivedMessage);
AzureIoTClient 0:fa2b00dcd9d4 1469 if (notificationResult == IOTHUBMESSAGE_ACCEPTED)
AzureIoTClient 0:fa2b00dcd9d4 1470 {
AzureIoTClient 0:fa2b00dcd9d4 1471 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_044: [If IoTHubClient_LL_NotificationCallback returns IOTHUBMESSAGE_ACCEPTED then _DoWork shall "accept" the message.]*/
AzureIoTClient 0:fa2b00dcd9d4 1472 abandonOrAcceptMessage(handle, etagValue, ACCEPT);
AzureIoTClient 0:fa2b00dcd9d4 1473 }
AzureIoTClient 0:fa2b00dcd9d4 1474 else if (notificationResult == IOTHUBMESSAGE_REJECTED)
AzureIoTClient 0:fa2b00dcd9d4 1475 {
AzureIoTClient 0:fa2b00dcd9d4 1476 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_074: [If IoTHubClient_LL_NotificationCallback returns IOTHUBMESSAGE_REJECTED then _DoWork shall "reject" the message.]*/
AzureIoTClient 0:fa2b00dcd9d4 1477 abandonOrAcceptMessage(handle, etagValue, REJECT);
AzureIoTClient 0:fa2b00dcd9d4 1478 }
AzureIoTClient 0:fa2b00dcd9d4 1479 else
AzureIoTClient 0:fa2b00dcd9d4 1480 {
AzureIoTClient 0:fa2b00dcd9d4 1481 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_079: [If IoTHubClient_LL_NotificationCallback returns IOTHUBMESSAGE_ABANDONED then _DoWork shall "abandon" the message.] */
AzureIoTClient 0:fa2b00dcd9d4 1482 abandonOrAcceptMessage(handle, etagValue, ABANDON);
AzureIoTClient 0:fa2b00dcd9d4 1483 }
AzureIoTClient 0:fa2b00dcd9d4 1484 }
AzureIoTClient 0:fa2b00dcd9d4 1485 }
AzureIoTClient 0:fa2b00dcd9d4 1486 IoTHubMessage_Destroy(receivedMessage);
AzureIoTClient 0:fa2b00dcd9d4 1487 }
AzureIoTClient 0:fa2b00dcd9d4 1488 }
AzureIoTClient 0:fa2b00dcd9d4 1489
AzureIoTClient 0:fa2b00dcd9d4 1490 }
AzureIoTClient 0:fa2b00dcd9d4 1491 }
AzureIoTClient 0:fa2b00dcd9d4 1492 }
AzureIoTClient 0:fa2b00dcd9d4 1493 BUFFER_delete(responseContent);
AzureIoTClient 0:fa2b00dcd9d4 1494 }
AzureIoTClient 0:fa2b00dcd9d4 1495 HTTPHeaders_Free(responseHTTPHeaders);
AzureIoTClient 0:fa2b00dcd9d4 1496 }
AzureIoTClient 0:fa2b00dcd9d4 1497 }
AzureIoTClient 0:fa2b00dcd9d4 1498 else
AzureIoTClient 0:fa2b00dcd9d4 1499 {
AzureIoTClient 0:fa2b00dcd9d4 1500 /*isPollingAllowed is false... */
AzureIoTClient 0:fa2b00dcd9d4 1501 /*do nothing "shall be ignored*/
AzureIoTClient 0:fa2b00dcd9d4 1502 }
AzureIoTClient 0:fa2b00dcd9d4 1503 }
AzureIoTClient 0:fa2b00dcd9d4 1504 }
AzureIoTClient 0:fa2b00dcd9d4 1505
AzureIoTClient 0:fa2b00dcd9d4 1506 void IoTHubTransportHttp_DoWork(TRANSPORT_HANDLE handle, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle)
AzureIoTClient 0:fa2b00dcd9d4 1507 {
AzureIoTClient 0:fa2b00dcd9d4 1508 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_017: [If parameter handle is NULL or parameter iotHubClientHandle then IoTHubTransportHttp_DoWork shall immeditely return.]*/
AzureIoTClient 0:fa2b00dcd9d4 1509 if ((handle != NULL) && (iotHubClientHandle != NULL))
AzureIoTClient 0:fa2b00dcd9d4 1510 {
AzureIoTClient 0:fa2b00dcd9d4 1511 DoEvent(handle, iotHubClientHandle);
AzureIoTClient 0:fa2b00dcd9d4 1512 DoNotifications(handle, iotHubClientHandle);
AzureIoTClient 0:fa2b00dcd9d4 1513 }
AzureIoTClient 0:fa2b00dcd9d4 1514 }
AzureIoTClient 0:fa2b00dcd9d4 1515
AzureIoTClient 0:fa2b00dcd9d4 1516 IOTHUB_CLIENT_RESULT IoTHubTransportHttp_GetSendStatus(TRANSPORT_HANDLE handle, IOTHUB_CLIENT_STATUS *iotHubClientStatus)
AzureIoTClient 0:fa2b00dcd9d4 1517 {
AzureIoTClient 1:2ba812f3d9b7 1518 IOTHUB_CLIENT_RESULT result;
AzureIoTClient 0:fa2b00dcd9d4 1519
AzureIoTClient 1:2ba812f3d9b7 1520 /* Codes_SRS_IOTHUBTRANSPORTTHTTP_09_001: [IoTHubTransportHttp_GetSendStatus shall return IOTHUB_CLIENT_INVALID_ARG if called with NULL parameter] */
AzureIoTClient 1:2ba812f3d9b7 1521 if (handle == NULL)
AzureIoTClient 1:2ba812f3d9b7 1522 {
AzureIoTClient 1:2ba812f3d9b7 1523 result = IOTHUB_CLIENT_INVALID_ARG;
AzureIoTClient 1:2ba812f3d9b7 1524 LogError("Invalid handle to IoTHubClient HTTP transport instance.\r\n");
AzureIoTClient 1:2ba812f3d9b7 1525 }
AzureIoTClient 1:2ba812f3d9b7 1526 else if (iotHubClientStatus == NULL)
AzureIoTClient 1:2ba812f3d9b7 1527 {
AzureIoTClient 1:2ba812f3d9b7 1528 result = IOTHUB_CLIENT_INVALID_ARG;
AzureIoTClient 1:2ba812f3d9b7 1529 LogError("Invalid pointer to output parameter IOTHUB_CLIENT_STATUS.\r\n");
AzureIoTClient 1:2ba812f3d9b7 1530 }
AzureIoTClient 1:2ba812f3d9b7 1531 else
AzureIoTClient 1:2ba812f3d9b7 1532 {
AzureIoTClient 1:2ba812f3d9b7 1533 HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
AzureIoTClient 0:fa2b00dcd9d4 1534
AzureIoTClient 1:2ba812f3d9b7 1535 /* Codes_SRS_IOTHUBTRANSPORTTHTTP_09_002: [IoTHubTransportHttp_GetSendStatus shall return IOTHUB_CLIENT_OK and status IOTHUB_CLIENT_SEND_STATUS_IDLE if there are currently no event items to be sent or being sent] */
AzureIoTClient 1:2ba812f3d9b7 1536 if (!DList_IsListEmpty(handleData->waitingToSend))
AzureIoTClient 1:2ba812f3d9b7 1537 {
AzureIoTClient 1:2ba812f3d9b7 1538 *iotHubClientStatus = IOTHUB_CLIENT_SEND_STATUS_BUSY;
AzureIoTClient 1:2ba812f3d9b7 1539 }
AzureIoTClient 1:2ba812f3d9b7 1540 /* Codes_SRS_IOTHUBTRANSPORTTHTTP_09_003: [IoTHubTransportHttp_GetSendStatus shall return IOTHUB_CLIENT_OK and status IOTHUB_CLIENT_SEND_STATUS_BUSY if there are currently event items to be sent or being sent] */
AzureIoTClient 1:2ba812f3d9b7 1541 else
AzureIoTClient 1:2ba812f3d9b7 1542 {
AzureIoTClient 1:2ba812f3d9b7 1543 *iotHubClientStatus = IOTHUB_CLIENT_SEND_STATUS_IDLE;
AzureIoTClient 1:2ba812f3d9b7 1544 }
AzureIoTClient 0:fa2b00dcd9d4 1545
AzureIoTClient 1:2ba812f3d9b7 1546 result = IOTHUB_CLIENT_OK;
AzureIoTClient 1:2ba812f3d9b7 1547 }
AzureIoTClient 0:fa2b00dcd9d4 1548
AzureIoTClient 1:2ba812f3d9b7 1549 return result;
AzureIoTClient 0:fa2b00dcd9d4 1550 }
AzureIoTClient 0:fa2b00dcd9d4 1551
AzureIoTClient 0:fa2b00dcd9d4 1552 IOTHUB_CLIENT_RESULT IoTHubTransportHttp_SetOption(TRANSPORT_HANDLE handle, const char* option, const void* value)
AzureIoTClient 0:fa2b00dcd9d4 1553 {
AzureIoTClient 0:fa2b00dcd9d4 1554 IOTHUB_CLIENT_RESULT result;
AzureIoTClient 0:fa2b00dcd9d4 1555 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_080: [If handle parameter is NULL then IoTHubTransportHttp_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.] */
AzureIoTClient 0:fa2b00dcd9d4 1556 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_081: [If option parameter is NULL then IoTHubTransportHttp_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.] */
AzureIoTClient 0:fa2b00dcd9d4 1557 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_082: [If value parameter is NULL then IoTHubTransportHttp_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.] */
AzureIoTClient 0:fa2b00dcd9d4 1558 if (
AzureIoTClient 0:fa2b00dcd9d4 1559 (handle == NULL) ||
AzureIoTClient 0:fa2b00dcd9d4 1560 (option == NULL) ||
AzureIoTClient 0:fa2b00dcd9d4 1561 (value == NULL)
AzureIoTClient 0:fa2b00dcd9d4 1562 )
AzureIoTClient 0:fa2b00dcd9d4 1563 {
AzureIoTClient 0:fa2b00dcd9d4 1564 result = IOTHUB_CLIENT_INVALID_ARG;
AzureIoTClient 0:fa2b00dcd9d4 1565 LogError("invalid parameter (NULL) passed to IoTHubTransportHttp_SetOption\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1566 }
AzureIoTClient 0:fa2b00dcd9d4 1567 else
AzureIoTClient 0:fa2b00dcd9d4 1568 {
AzureIoTClient 0:fa2b00dcd9d4 1569 HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
AzureIoTClient 1:2ba812f3d9b7 1570 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_097: ["Batching"] */
AzureIoTClient 1:2ba812f3d9b7 1571 if (strcmp("Batching", option) == 0)
AzureIoTClient 0:fa2b00dcd9d4 1572 {
AzureIoTClient 0:fa2b00dcd9d4 1573 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_083: [If optionName is an option handled by IoTHubTransportHttp then it shall be set.] */
AzureIoTClient 0:fa2b00dcd9d4 1574 handleData->doBatchedTransfers = *(bool*)value;
AzureIoTClient 0:fa2b00dcd9d4 1575 result = IOTHUB_CLIENT_OK;
AzureIoTClient 0:fa2b00dcd9d4 1576 }
AzureIoTClient 1:2ba812f3d9b7 1577 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_114: ["MinimumPollingTime"] */
AzureIoTClient 1:2ba812f3d9b7 1578 else if (strcmp("MinimumPollingTime", option) == 0)
AzureIoTClient 0:fa2b00dcd9d4 1579 {
AzureIoTClient 0:fa2b00dcd9d4 1580 handleData->getMinimumPollingTime = *(unsigned int*)value;
AzureIoTClient 0:fa2b00dcd9d4 1581 result = IOTHUB_CLIENT_OK;
AzureIoTClient 0:fa2b00dcd9d4 1582 }
AzureIoTClient 0:fa2b00dcd9d4 1583 else
AzureIoTClient 0:fa2b00dcd9d4 1584 {
AzureIoTClient 0:fa2b00dcd9d4 1585 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_084: [Otherwise, IoTHubTransport_Http shall call HTTPAPIEX_SetOption with the same parameters and return the translated code.] */
AzureIoTClient 0:fa2b00dcd9d4 1586 HTTPAPIEX_RESULT HTTPAPIEX_result = HTTPAPIEX_SetOption(handleData->httpApiExHandle, option, value);
AzureIoTClient 0:fa2b00dcd9d4 1587 /*Codes_SRS_IOTHUBTRANSPORTTHTTP_02_086: [The following table translates HTTPAPIEX return codes to IOTHUB_CLIENT_RESULT return codes:] */
AzureIoTClient 0:fa2b00dcd9d4 1588 if (HTTPAPIEX_result == HTTPAPIEX_OK)
AzureIoTClient 0:fa2b00dcd9d4 1589 {
AzureIoTClient 0:fa2b00dcd9d4 1590 result = IOTHUB_CLIENT_OK;
AzureIoTClient 0:fa2b00dcd9d4 1591 }
AzureIoTClient 0:fa2b00dcd9d4 1592 else if (HTTPAPIEX_result == HTTPAPIEX_INVALID_ARG)
AzureIoTClient 0:fa2b00dcd9d4 1593 {
AzureIoTClient 0:fa2b00dcd9d4 1594 result = IOTHUB_CLIENT_INVALID_ARG;
AzureIoTClient 0:fa2b00dcd9d4 1595 LogError("HTTPAPIEX_SetOption failed\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1596 }
AzureIoTClient 0:fa2b00dcd9d4 1597 else
AzureIoTClient 0:fa2b00dcd9d4 1598 {
AzureIoTClient 0:fa2b00dcd9d4 1599 result = IOTHUB_CLIENT_ERROR;
AzureIoTClient 0:fa2b00dcd9d4 1600 LogError("HTTPAPIEX_SetOption failed\r\n");
AzureIoTClient 0:fa2b00dcd9d4 1601 }
AzureIoTClient 0:fa2b00dcd9d4 1602 }
AzureIoTClient 0:fa2b00dcd9d4 1603 }
AzureIoTClient 0:fa2b00dcd9d4 1604 return result;
AzureIoTClient 0:fa2b00dcd9d4 1605 }