iothub_http_transport - Microsoft Azure IoTHub client HTTP transport

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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@31:c889be99d3f7, 2017-05-22 (annotated)

Committer:: AzureIoTClient
Date:: Mon May 22 10:34:45 2017 -0700
Revision:: 31:c889be99d3f7
Parent:: 30:655054f86a6e
Child:: 32:4d4a226b072b

1.1.15

Who changed what in which revision?

User	Revision	Line number	New contents of line
AzureIoTClient	6:73793bae15ba	1	// Copyright (c) Microsoft. All rights reserved.
AzureIoTClient	6:73793bae15ba	2	// Licensed under the MIT license. See LICENSE file in the project root for full license information.
AzureIoTClient	6:73793bae15ba	3
AzureIoTClient	6:73793bae15ba	4	#include <stdlib.h>
Azure.IoT Build	15:52602fffff8d	5	#include "azure_c_shared_utility/gballoc.h"
AzureIoTClient	6:73793bae15ba	6
AzureIoTClient	6:73793bae15ba	7	#include <time.h>
AzureIoTClient	22:e0add922c564	8	#include "iothub_client_options.h"
AzureIoTClient	11:495deb847d9c	9	#include "iothub_client_version.h"
AzureIoTClient	6:73793bae15ba	10	#include "iothub_client_private.h"
Azure.IoT Build	15:52602fffff8d	11	#include "iothub_transport_ll.h"
AzureIoTClient	6:73793bae15ba	12	#include "iothubtransporthttp.h"
AzureIoTClient	6:73793bae15ba	13
AzureIoTClient	28:f57de550d450	14	#include "azure_c_shared_utility/optimize_size.h"
Azure.IoT Build	15:52602fffff8d	15	#include "azure_c_shared_utility/httpapiexsas.h"
Azure.IoT Build	15:52602fffff8d	16	#include "azure_c_shared_utility/urlencode.h"
Azure.IoT Build	19:d4f9e872bf3e	17	#include "azure_c_shared_utility/xlogging.h"
Azure.IoT Build	15:52602fffff8d	18	#include "azure_c_shared_utility/httpapiex.h"
Azure.IoT Build	15:52602fffff8d	19	#include "azure_c_shared_utility/httpapiexsas.h"
Azure.IoT Build	15:52602fffff8d	20	#include "azure_c_shared_utility/strings.h"
Azure.IoT Build	15:52602fffff8d	21	#include "azure_c_shared_utility/base64.h"
Azure.IoT Build	15:52602fffff8d	22	#include "azure_c_shared_utility/doublylinkedlist.h"
Azure.IoT Build	15:52602fffff8d	23	#include "azure_c_shared_utility/vector.h"
Azure.IoT Build	15:52602fffff8d	24	#include "azure_c_shared_utility/httpheaders.h"
Azure.IoT Build	15:52602fffff8d	25	#include "azure_c_shared_utility/agenttime.h"
AzureIoTClient	6:73793bae15ba	26
AzureIoTClient	6:73793bae15ba	27	#define IOTHUB_APP_PREFIX "iothub-app-"
AzureIoTClient	7:48f0f78cd3ef	28	const char* IOTHUB_MESSAGE_ID = "iothub-messageid";
AzureIoTClient	7:48f0f78cd3ef	29	const char* IOTHUB_CORRELATION_ID = "iothub-correlationid";
AzureIoTClient	6:73793bae15ba	30
AzureIoTClient	6:73793bae15ba	31	#define CONTENT_TYPE "Content-Type"
AzureIoTClient	6:73793bae15ba	32	#define APPLICATION_OCTET_STREAM "application/octet-stream"
AzureIoTClient	6:73793bae15ba	33	#define APPLICATION_VND_MICROSOFT_IOTHUB_JSON "application/vnd.microsoft.iothub.json"
AzureIoTClient	6:73793bae15ba	34
AzureIoTClient	6:73793bae15ba	35	/DEFAULT_GETMINIMUMPOLLINGTIME is the minimum time in seconds allowed between 2 consecutive GET issues to the service (GET=fetch messages)/
AzureIoTClient	6:73793bae15ba	36	/the default is 25 minutes/
AzureIoTClient	6:73793bae15ba	37	#define DEFAULT_GETMINIMUMPOLLINGTIME ((unsigned int)25*60)
AzureIoTClient	6:73793bae15ba	38
AzureIoTClient	6:73793bae15ba	39	#define MAXIMUM_MESSAGE_SIZE (255*1024-1)
AzureIoTClient	6:73793bae15ba	40	#define MAXIMUM_PAYLOAD_OVERHEAD 384
AzureIoTClient	6:73793bae15ba	41	#define MAXIMUM_PROPERTY_OVERHEAD 16
AzureIoTClient	6:73793bae15ba	42
AzureIoTClient	6:73793bae15ba	43	/forward declaration/
AzureIoTClient	6:73793bae15ba	44	static int appendMapToJSON(STRING_HANDLE existing, const char* const* keys, const char* const* values, size_t count);
AzureIoTClient	6:73793bae15ba	45
AzureIoTClient	6:73793bae15ba	46	typedef struct HTTPTRANSPORT_HANDLE_DATA_TAG
AzureIoTClient	6:73793bae15ba	47	{
Azure.IoT Build	19:d4f9e872bf3e	48	STRING_HANDLE hostName;
Azure.IoT Build	19:d4f9e872bf3e	49	HTTPAPIEX_HANDLE httpApiExHandle;
Azure.IoT Build	19:d4f9e872bf3e	50	bool doBatchedTransfers;
Azure.IoT Build	19:d4f9e872bf3e	51	unsigned int getMinimumPollingTime;
Azure.IoT Build	19:d4f9e872bf3e	52	VECTOR_HANDLE perDeviceList;
Azure.IoT Build	13:848d52f93daf	53	}HTTPTRANSPORT_HANDLE_DATA;
Azure.IoT Build	13:848d52f93daf	54
Azure.IoT Build	13:848d52f93daf	55	typedef struct HTTPTRANSPORT_PERDEVICE_DATA_TAG
Azure.IoT Build	13:848d52f93daf	56	{
Azure.IoT Build	19:d4f9e872bf3e	57	HTTPTRANSPORT_HANDLE_DATA* transportHandle;
Azure.IoT Build	13:848d52f93daf	58
Azure.IoT Build	19:d4f9e872bf3e	59	STRING_HANDLE deviceId;
Azure.IoT Build	19:d4f9e872bf3e	60	STRING_HANDLE deviceKey;
Azure.IoT Build	19:d4f9e872bf3e	61	STRING_HANDLE deviceSasToken;
Azure.IoT Build	19:d4f9e872bf3e	62	STRING_HANDLE eventHTTPrelativePath;
Azure.IoT Build	19:d4f9e872bf3e	63	STRING_HANDLE messageHTTPrelativePath;
Azure.IoT Build	19:d4f9e872bf3e	64	HTTP_HEADERS_HANDLE eventHTTPrequestHeaders;
Azure.IoT Build	19:d4f9e872bf3e	65	HTTP_HEADERS_HANDLE messageHTTPrequestHeaders;
Azure.IoT Build	19:d4f9e872bf3e	66	STRING_HANDLE abandonHTTPrelativePathBegin;
Azure.IoT Build	19:d4f9e872bf3e	67	HTTPAPIEX_SAS_HANDLE sasObject;
Azure.IoT Build	19:d4f9e872bf3e	68	bool DoWork_PullMessage;
Azure.IoT Build	19:d4f9e872bf3e	69	time_t lastPollTime;
Azure.IoT Build	19:d4f9e872bf3e	70	bool isFirstPoll;
Azure.IoT Build	13:848d52f93daf	71
Azure.IoT Build	19:d4f9e872bf3e	72	IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle;
Azure.IoT Build	19:d4f9e872bf3e	73	PDLIST_ENTRY waitingToSend;
Azure.IoT Build	19:d4f9e872bf3e	74	DLIST_ENTRY eventConfirmations; /holds items for event confirmations/
Azure.IoT Build	13:848d52f93daf	75	} HTTPTRANSPORT_PERDEVICE_DATA;
AzureIoTClient	6:73793bae15ba	76
AzureIoTClient	29:e44b1f827914	77	typedef struct MESSAGE_DISPOSITION_CONTEXT_TAG
AzureIoTClient	29:e44b1f827914	78	{
AzureIoTClient	29:e44b1f827914	79	HTTPTRANSPORT_HANDLE_DATA* handleData;
AzureIoTClient	29:e44b1f827914	80	HTTPTRANSPORT_PERDEVICE_DATA* deviceData;
AzureIoTClient	29:e44b1f827914	81	char* etagValue;
AzureIoTClient	29:e44b1f827914	82	} MESSAGE_DISPOSITION_CONTEXT;
AzureIoTClient	29:e44b1f827914	83
AzureIoTClient	29:e44b1f827914	84	DEFINE_ENUM_STRINGS(IOTHUBMESSAGE_DISPOSITION_RESULT, IOTHUBMESSAGE_DISPOSITION_RESULT_VALUES);
AzureIoTClient	29:e44b1f827914	85
Azure.IoT Build	13:848d52f93daf	86	static void destroy_eventHTTPrelativePath(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	87	{
Azure.IoT Build	19:d4f9e872bf3e	88	STRING_delete(handleData->eventHTTPrelativePath);
Azure.IoT Build	19:d4f9e872bf3e	89	handleData->eventHTTPrelativePath = NULL;
AzureIoTClient	6:73793bae15ba	90	}
AzureIoTClient	6:73793bae15ba	91
Azure.IoT Build	13:848d52f93daf	92	static bool create_eventHTTPrelativePath(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceId)
AzureIoTClient	6:73793bae15ba	93	{
Azure.IoT Build	19:d4f9e872bf3e	94	/Codes_SRS_TRANSPORTMULTITHTTP_17_017: [ IoTHubTransportHttp_Register shall create an immutable string (further called "event HTTP relative path") from the following pieces: "/devices/" + URL_ENCODED(deviceId) + "/messages/events" + APIVERSION. ]/
Azure.IoT Build	19:d4f9e872bf3e	95	bool result;
Azure.IoT Build	19:d4f9e872bf3e	96	STRING_HANDLE urlEncodedDeviceId;
Azure.IoT Build	19:d4f9e872bf3e	97	handleData->eventHTTPrelativePath = STRING_construct("/devices/");
Azure.IoT Build	19:d4f9e872bf3e	98	if (handleData->eventHTTPrelativePath == NULL)
Azure.IoT Build	19:d4f9e872bf3e	99	{
Azure.IoT Build	19:d4f9e872bf3e	100	LogError("STRING_construct failed.");
Azure.IoT Build	19:d4f9e872bf3e	101	result = false;
Azure.IoT Build	19:d4f9e872bf3e	102	}
Azure.IoT Build	19:d4f9e872bf3e	103	else
Azure.IoT Build	19:d4f9e872bf3e	104	{
Azure.IoT Build	19:d4f9e872bf3e	105	if (!(
Azure.IoT Build	19:d4f9e872bf3e	106	((urlEncodedDeviceId = URL_EncodeString(deviceId)) != NULL) &&
Azure.IoT Build	19:d4f9e872bf3e	107	(STRING_concat_with_STRING(handleData->eventHTTPrelativePath, urlEncodedDeviceId) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	108	(STRING_concat(handleData->eventHTTPrelativePath, EVENT_ENDPOINT API_VERSION) == 0)
Azure.IoT Build	19:d4f9e872bf3e	109	))
Azure.IoT Build	19:d4f9e872bf3e	110	{
Azure.IoT Build	19:d4f9e872bf3e	111	/Codes_SRS_TRANSPORTMULTITHTTP_17_018: [ If creating the string fail for any reason then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	112	destroy_eventHTTPrelativePath(handleData);
Azure.IoT Build	19:d4f9e872bf3e	113	LogError("Creating HTTP event relative path failed.");
Azure.IoT Build	19:d4f9e872bf3e	114	result = false;
Azure.IoT Build	19:d4f9e872bf3e	115	}
Azure.IoT Build	19:d4f9e872bf3e	116	else
Azure.IoT Build	19:d4f9e872bf3e	117	{
Azure.IoT Build	19:d4f9e872bf3e	118	result = true;
Azure.IoT Build	19:d4f9e872bf3e	119	}
Azure.IoT Build	19:d4f9e872bf3e	120	STRING_delete(urlEncodedDeviceId);
Azure.IoT Build	19:d4f9e872bf3e	121	}
Azure.IoT Build	19:d4f9e872bf3e	122	return result;
AzureIoTClient	6:73793bae15ba	123	}
AzureIoTClient	6:73793bae15ba	124
Azure.IoT Build	13:848d52f93daf	125	static void destroy_messageHTTPrelativePath(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	126	{
Azure.IoT Build	19:d4f9e872bf3e	127	STRING_delete(handleData->messageHTTPrelativePath);
Azure.IoT Build	19:d4f9e872bf3e	128	handleData->messageHTTPrelativePath = NULL;
AzureIoTClient	6:73793bae15ba	129	}
AzureIoTClient	6:73793bae15ba	130
Azure.IoT Build	13:848d52f93daf	131	static bool create_messageHTTPrelativePath(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceId)
AzureIoTClient	6:73793bae15ba	132	{
Azure.IoT Build	19:d4f9e872bf3e	133	bool result;
Azure.IoT Build	19:d4f9e872bf3e	134	handleData->messageHTTPrelativePath = STRING_construct("/devices/");
Azure.IoT Build	19:d4f9e872bf3e	135	if (handleData->messageHTTPrelativePath == NULL)
Azure.IoT Build	19:d4f9e872bf3e	136	{
Azure.IoT Build	19:d4f9e872bf3e	137	LogError("STRING_construct failed.");
Azure.IoT Build	19:d4f9e872bf3e	138	result = false;
Azure.IoT Build	19:d4f9e872bf3e	139	}
Azure.IoT Build	19:d4f9e872bf3e	140	else
Azure.IoT Build	19:d4f9e872bf3e	141	{
Azure.IoT Build	19:d4f9e872bf3e	142	STRING_HANDLE urlEncodedDeviceId;
Azure.IoT Build	19:d4f9e872bf3e	143	/Codes_SRS_TRANSPORTMULTITHTTP_17_019: [ IoTHubTransportHttp_Register shall create an immutable string (further called "message HTTP relative path") from the following pieces: "/devices/" + URL_ENCODED(deviceId) + "/messages/devicebound" + APIVERSION. ]/
Azure.IoT Build	19:d4f9e872bf3e	144	if (!(
Azure.IoT Build	19:d4f9e872bf3e	145	((urlEncodedDeviceId = URL_EncodeString(deviceId)) != NULL) &&
Azure.IoT Build	19:d4f9e872bf3e	146	(STRING_concat_with_STRING(handleData->messageHTTPrelativePath, urlEncodedDeviceId) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	147	(STRING_concat(handleData->messageHTTPrelativePath, MESSAGE_ENDPOINT_HTTP API_VERSION) == 0)
Azure.IoT Build	19:d4f9e872bf3e	148	))
Azure.IoT Build	19:d4f9e872bf3e	149	{
Azure.IoT Build	19:d4f9e872bf3e	150	/Codes_SRS_TRANSPORTMULTITHTTP_17_020: [ If creating the message HTTP relative path fails, then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	151	LogError("Creating HTTP message relative path failed.");
Azure.IoT Build	19:d4f9e872bf3e	152	result = false;
Azure.IoT Build	19:d4f9e872bf3e	153	destroy_messageHTTPrelativePath(handleData);
Azure.IoT Build	19:d4f9e872bf3e	154	}
Azure.IoT Build	19:d4f9e872bf3e	155	else
Azure.IoT Build	19:d4f9e872bf3e	156	{
Azure.IoT Build	19:d4f9e872bf3e	157	result = true;
Azure.IoT Build	19:d4f9e872bf3e	158	}
Azure.IoT Build	19:d4f9e872bf3e	159	STRING_delete(urlEncodedDeviceId);
Azure.IoT Build	19:d4f9e872bf3e	160	}
AzureIoTClient	17:7ef88cde801f	161
Azure.IoT Build	19:d4f9e872bf3e	162	return result;
AzureIoTClient	6:73793bae15ba	163	}
AzureIoTClient	6:73793bae15ba	164
Azure.IoT Build	13:848d52f93daf	165	static void destroy_eventHTTPrequestHeaders(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	166	{
Azure.IoT Build	19:d4f9e872bf3e	167	HTTPHeaders_Free(handleData->eventHTTPrequestHeaders);
Azure.IoT Build	19:d4f9e872bf3e	168	handleData->eventHTTPrequestHeaders = NULL;
AzureIoTClient	6:73793bae15ba	169	}
AzureIoTClient	6:73793bae15ba	170
AzureIoTClient	30:655054f86a6e	171	static HTTP_HEADERS_RESULT addUserAgentHeaderInfo(IOTHUB_CLIENT_LL_HANDLE hClient, HTTP_HEADERS_HANDLE eventHTTPrequestHeaders)
AzureIoTClient	30:655054f86a6e	172	{
AzureIoTClient	30:655054f86a6e	173	void* product_info;
AzureIoTClient	30:655054f86a6e	174	HTTP_HEADERS_RESULT result;
AzureIoTClient	30:655054f86a6e	175	if ((IoTHubClient_LL_GetOption(hClient, OPTION_PRODUCT_INFO, &product_info) == IOTHUB_CLIENT_ERROR) \|\| (product_info == NULL))
AzureIoTClient	30:655054f86a6e	176	{
AzureIoTClient	30:655054f86a6e	177	result = HTTPHeaders_AddHeaderNameValuePair(eventHTTPrequestHeaders, "User-Agent", CLIENT_DEVICE_TYPE_PREFIX CLIENT_DEVICE_BACKSLASH IOTHUB_SDK_VERSION);
AzureIoTClient	30:655054f86a6e	178	}
AzureIoTClient	30:655054f86a6e	179	else
AzureIoTClient	30:655054f86a6e	180	{
AzureIoTClient	30:655054f86a6e	181	result = HTTPHeaders_AddHeaderNameValuePair(eventHTTPrequestHeaders, "User-Agent", STRING_c_str((STRING_HANDLE)product_info));
AzureIoTClient	30:655054f86a6e	182	}
AzureIoTClient	30:655054f86a6e	183	return result;
AzureIoTClient	30:655054f86a6e	184	}
AzureIoTClient	30:655054f86a6e	185
AzureIoTClient	20:b652f2e4cccf	186	static bool create_eventHTTPrequestHeaders(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceId, bool is_x509_used)
Azure.IoT Build	13:848d52f93daf	187	{
Azure.IoT Build	19:d4f9e872bf3e	188	/*Codes_SRS_TRANSPORTMULTITHTTP_17_021: [ IoTHubTransportHttp_Register shall create a set of HTTP headers (further called "event HTTP request headers") consisting of the following fixed field names and values: "iothub-to":"/devices/" + URL_ENCODED(deviceId) + "/messages/events"; "Authorization":""
Azure.IoT Build	19:d4f9e872bf3e	189	"Accept":"application/json"
Azure.IoT Build	19:d4f9e872bf3e	190	"Connection":"Keep-Alive" ]*/
Azure.IoT Build	19:d4f9e872bf3e	191	bool result;
Azure.IoT Build	19:d4f9e872bf3e	192	handleData->eventHTTPrequestHeaders = HTTPHeaders_Alloc();
Azure.IoT Build	19:d4f9e872bf3e	193	if (handleData->eventHTTPrequestHeaders == NULL)
Azure.IoT Build	19:d4f9e872bf3e	194	{
Azure.IoT Build	19:d4f9e872bf3e	195	LogError("HTTPHeaders_Alloc failed.");
Azure.IoT Build	19:d4f9e872bf3e	196	result = false;
Azure.IoT Build	19:d4f9e872bf3e	197	}
Azure.IoT Build	19:d4f9e872bf3e	198	else
Azure.IoT Build	19:d4f9e872bf3e	199	{
Azure.IoT Build	19:d4f9e872bf3e	200	STRING_HANDLE temp = STRING_construct("/devices/");
Azure.IoT Build	19:d4f9e872bf3e	201	if (temp == NULL)
Azure.IoT Build	19:d4f9e872bf3e	202	{
Azure.IoT Build	19:d4f9e872bf3e	203	LogError("STRING_construct failed.");
Azure.IoT Build	19:d4f9e872bf3e	204	result = false;
Azure.IoT Build	19:d4f9e872bf3e	205	destroy_eventHTTPrequestHeaders(handleData);
Azure.IoT Build	19:d4f9e872bf3e	206	}
Azure.IoT Build	19:d4f9e872bf3e	207	else
Azure.IoT Build	19:d4f9e872bf3e	208	{
Azure.IoT Build	19:d4f9e872bf3e	209	STRING_HANDLE urlEncodedDeviceId;
Azure.IoT Build	19:d4f9e872bf3e	210	if (!(
Azure.IoT Build	19:d4f9e872bf3e	211	((urlEncodedDeviceId = URL_EncodeString(deviceId)) != NULL) &&
Azure.IoT Build	19:d4f9e872bf3e	212	(STRING_concat_with_STRING(temp, urlEncodedDeviceId) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	213	(STRING_concat(temp, EVENT_ENDPOINT) == 0)
Azure.IoT Build	19:d4f9e872bf3e	214	))
Azure.IoT Build	19:d4f9e872bf3e	215	{
Azure.IoT Build	19:d4f9e872bf3e	216	LogError("deviceId construction failed.");
Azure.IoT Build	19:d4f9e872bf3e	217	result = false;
Azure.IoT Build	19:d4f9e872bf3e	218	destroy_eventHTTPrequestHeaders(handleData);
Azure.IoT Build	19:d4f9e872bf3e	219	}
Azure.IoT Build	19:d4f9e872bf3e	220	else
Azure.IoT Build	19:d4f9e872bf3e	221	{
Azure.IoT Build	19:d4f9e872bf3e	222	if (!(
Azure.IoT Build	19:d4f9e872bf3e	223	(HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "iothub-to", STRING_c_str(temp)) == HTTP_HEADERS_OK) &&
AzureIoTClient	20:b652f2e4cccf	224	(is_x509_used \|\| (HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "Authorization", " ") == HTTP_HEADERS_OK)) &&
Azure.IoT Build	19:d4f9e872bf3e	225	(HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "Accept", "application/json") == HTTP_HEADERS_OK) &&
Azure.IoT Build	19:d4f9e872bf3e	226	(HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "Connection", "Keep-Alive") == HTTP_HEADERS_OK) &&
AzureIoTClient	30:655054f86a6e	227	(addUserAgentHeaderInfo(handleData->iotHubClientHandle, handleData->eventHTTPrequestHeaders) == HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	228	))
Azure.IoT Build	19:d4f9e872bf3e	229	{
Azure.IoT Build	19:d4f9e872bf3e	230	/Codes_SRS_TRANSPORTMULTITHTTP_17_022: [ If creating the event HTTP request headers fails, then IoTHubTransportHttp_Register shall fail and return NULL.] /
Azure.IoT Build	19:d4f9e872bf3e	231	LogError("adding header properties failed.");
Azure.IoT Build	19:d4f9e872bf3e	232	result = false;
Azure.IoT Build	19:d4f9e872bf3e	233	destroy_eventHTTPrequestHeaders(handleData);
Azure.IoT Build	19:d4f9e872bf3e	234	}
Azure.IoT Build	19:d4f9e872bf3e	235	else
Azure.IoT Build	19:d4f9e872bf3e	236	{
Azure.IoT Build	19:d4f9e872bf3e	237	result = true;
Azure.IoT Build	19:d4f9e872bf3e	238	}
Azure.IoT Build	19:d4f9e872bf3e	239	}
Azure.IoT Build	19:d4f9e872bf3e	240	STRING_delete(urlEncodedDeviceId);
Azure.IoT Build	19:d4f9e872bf3e	241	STRING_delete(temp);
Azure.IoT Build	19:d4f9e872bf3e	242	}
Azure.IoT Build	19:d4f9e872bf3e	243	}
Azure.IoT Build	19:d4f9e872bf3e	244	return result;
Azure.IoT Build	13:848d52f93daf	245	}
Azure.IoT Build	13:848d52f93daf	246
Azure.IoT Build	13:848d52f93daf	247	static void destroy_messageHTTPrequestHeaders(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	17:7ef88cde801f	248	{
Azure.IoT Build	19:d4f9e872bf3e	249	HTTPHeaders_Free(handleData->messageHTTPrequestHeaders);
Azure.IoT Build	19:d4f9e872bf3e	250	handleData->messageHTTPrequestHeaders = NULL;
Azure.IoT Build	13:848d52f93daf	251	}
Azure.IoT Build	13:848d52f93daf	252
AzureIoTClient	20:b652f2e4cccf	253	static bool create_messageHTTPrequestHeaders(HTTPTRANSPORT_PERDEVICE_DATA* handleData, bool is_x509_used)
Azure.IoT Build	13:848d52f93daf	254	{
Azure.IoT Build	19:d4f9e872bf3e	255	/*Codes_SRS_TRANSPORTMULTITHTTP_17_132: [ IoTHubTransportHttp_Register shall create a set of HTTP headers (further called "message HTTP request headers") consisting of the following fixed field names and values:
Azure.IoT Build	19:d4f9e872bf3e	256	"Authorization": "" ]*/
Azure.IoT Build	19:d4f9e872bf3e	257	bool result;
Azure.IoT Build	19:d4f9e872bf3e	258	handleData->messageHTTPrequestHeaders = HTTPHeaders_Alloc();
Azure.IoT Build	19:d4f9e872bf3e	259	if (handleData->messageHTTPrequestHeaders == NULL)
Azure.IoT Build	19:d4f9e872bf3e	260	{
Azure.IoT Build	19:d4f9e872bf3e	261	LogError("HTTPHeaders_Alloc failed.");
Azure.IoT Build	19:d4f9e872bf3e	262	result = false;
Azure.IoT Build	19:d4f9e872bf3e	263	}
Azure.IoT Build	19:d4f9e872bf3e	264	else
Azure.IoT Build	19:d4f9e872bf3e	265	{
Azure.IoT Build	19:d4f9e872bf3e	266	if (!(
AzureIoTClient	30:655054f86a6e	267	(addUserAgentHeaderInfo(handleData->iotHubClientHandle, handleData->eventHTTPrequestHeaders) == HTTP_HEADERS_OK) &&
AzureIoTClient	20:b652f2e4cccf	268	(is_x509_used \|\| (HTTPHeaders_AddHeaderNameValuePair(handleData->messageHTTPrequestHeaders, "Authorization", " ") == HTTP_HEADERS_OK))
Azure.IoT Build	19:d4f9e872bf3e	269	))
Azure.IoT Build	19:d4f9e872bf3e	270	{
Azure.IoT Build	19:d4f9e872bf3e	271	/Codes_SRS_TRANSPORTMULTITHTTP_17_023: [ If creating message HTTP request headers then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	272	destroy_messageHTTPrequestHeaders(handleData);
Azure.IoT Build	19:d4f9e872bf3e	273	LogError("adding header properties failed.");
Azure.IoT Build	19:d4f9e872bf3e	274	result = false;
Azure.IoT Build	19:d4f9e872bf3e	275	}
Azure.IoT Build	19:d4f9e872bf3e	276	else
Azure.IoT Build	19:d4f9e872bf3e	277	{
Azure.IoT Build	19:d4f9e872bf3e	278	result = true;
Azure.IoT Build	19:d4f9e872bf3e	279	}
Azure.IoT Build	19:d4f9e872bf3e	280	}
Azure.IoT Build	19:d4f9e872bf3e	281	return result;
AzureIoTClient	6:73793bae15ba	282	}
AzureIoTClient	6:73793bae15ba	283
Azure.IoT Build	13:848d52f93daf	284	static void destroy_abandonHTTPrelativePathBegin(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
Azure.IoT Build	13:848d52f93daf	285	{
Azure.IoT Build	19:d4f9e872bf3e	286	STRING_delete(handleData->abandonHTTPrelativePathBegin);
Azure.IoT Build	19:d4f9e872bf3e	287	handleData->abandonHTTPrelativePathBegin = NULL;
Azure.IoT Build	13:848d52f93daf	288	}
Azure.IoT Build	13:848d52f93daf	289
Azure.IoT Build	13:848d52f93daf	290	static bool create_abandonHTTPrelativePathBegin(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceId)
Azure.IoT Build	13:848d52f93daf	291	{
Azure.IoT Build	19:d4f9e872bf3e	292	/Codes_SRS_TRANSPORTMULTITHTTP_17_024: [ IoTHubTransportHttp_Register shall create a STRING containing: "/devices/" + URL_ENCODED(device id) +"/messages/deviceBound/" called abandonHTTPrelativePathBegin. ]/
Azure.IoT Build	19:d4f9e872bf3e	293	bool result;
Azure.IoT Build	19:d4f9e872bf3e	294	handleData->abandonHTTPrelativePathBegin = STRING_construct("/devices/");
Azure.IoT Build	19:d4f9e872bf3e	295	if (handleData->abandonHTTPrelativePathBegin == NULL)
Azure.IoT Build	19:d4f9e872bf3e	296	{
Azure.IoT Build	19:d4f9e872bf3e	297	result = false;
Azure.IoT Build	19:d4f9e872bf3e	298	}
Azure.IoT Build	19:d4f9e872bf3e	299	else
Azure.IoT Build	19:d4f9e872bf3e	300	{
Azure.IoT Build	19:d4f9e872bf3e	301	STRING_HANDLE urlEncodedDeviceId;
Azure.IoT Build	19:d4f9e872bf3e	302	if (!(
Azure.IoT Build	19:d4f9e872bf3e	303	((urlEncodedDeviceId = URL_EncodeString(deviceId)) != NULL) &&
Azure.IoT Build	19:d4f9e872bf3e	304	(STRING_concat_with_STRING(handleData->abandonHTTPrelativePathBegin, urlEncodedDeviceId) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	305	(STRING_concat(handleData->abandonHTTPrelativePathBegin, MESSAGE_ENDPOINT_HTTP_ETAG) == 0)
Azure.IoT Build	19:d4f9e872bf3e	306	))
Azure.IoT Build	19:d4f9e872bf3e	307	{
Azure.IoT Build	19:d4f9e872bf3e	308	/Codes_SRS_TRANSPORTMULTITHTTP_17_025: [ If creating the abandonHTTPrelativePathBegin fails then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	309	LogError("unable to create abandon path string.");
Azure.IoT Build	19:d4f9e872bf3e	310	STRING_delete(handleData->abandonHTTPrelativePathBegin);
Azure.IoT Build	19:d4f9e872bf3e	311	result = false;
Azure.IoT Build	19:d4f9e872bf3e	312	}
Azure.IoT Build	19:d4f9e872bf3e	313	else
Azure.IoT Build	19:d4f9e872bf3e	314	{
Azure.IoT Build	19:d4f9e872bf3e	315	result = true;
Azure.IoT Build	19:d4f9e872bf3e	316	}
Azure.IoT Build	19:d4f9e872bf3e	317	STRING_delete(urlEncodedDeviceId);
Azure.IoT Build	19:d4f9e872bf3e	318	}
Azure.IoT Build	19:d4f9e872bf3e	319	return result;
Azure.IoT Build	13:848d52f93daf	320	}
Azure.IoT Build	13:848d52f93daf	321
Azure.IoT Build	13:848d52f93daf	322	static void destroy_SASObject(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
Azure.IoT Build	13:848d52f93daf	323	{
Azure.IoT Build	19:d4f9e872bf3e	324	HTTPAPIEX_SAS_Destroy(handleData->sasObject);
Azure.IoT Build	19:d4f9e872bf3e	325	handleData->sasObject = NULL;
Azure.IoT Build	13:848d52f93daf	326	}
Azure.IoT Build	13:848d52f93daf	327
Azure.IoT Build	13:848d52f93daf	328	static bool create_deviceSASObject(HTTPTRANSPORT_PERDEVICE_DATA* handleData, STRING_HANDLE hostName, const char * deviceId, const char * deviceKey)
Azure.IoT Build	13:848d52f93daf	329	{
Azure.IoT Build	19:d4f9e872bf3e	330	STRING_HANDLE keyName;
Azure.IoT Build	19:d4f9e872bf3e	331	bool result;
Azure.IoT Build	19:d4f9e872bf3e	332	/Codes_SRS_TRANSPORTMULTITHTTP_17_026: [IoTHubTransportHttp_Create shall invoke URL_EncodeString with an argument of device id.]/
Azure.IoT Build	19:d4f9e872bf3e	333	keyName = URL_EncodeString(deviceId);
Azure.IoT Build	19:d4f9e872bf3e	334	if (keyName == NULL)
Azure.IoT Build	19:d4f9e872bf3e	335	{
Azure.IoT Build	19:d4f9e872bf3e	336	/Codes_SRS_TRANSPORTMULTITHTTP_17_027: [If the encode fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	337	LogError("URL_EncodeString keyname failed");
Azure.IoT Build	19:d4f9e872bf3e	338	result = false;
Azure.IoT Build	19:d4f9e872bf3e	339	}
Azure.IoT Build	19:d4f9e872bf3e	340	else
Azure.IoT Build	19:d4f9e872bf3e	341	{
Azure.IoT Build	19:d4f9e872bf3e	342	STRING_HANDLE uriResource;
Azure.IoT Build	19:d4f9e872bf3e	343	/Codes_SRS_TRANSPORTMULTITHTTP_17_028: [IoTHubTransportHttp_Create shall invoke STRING_clone using the previously created hostname.]/
Azure.IoT Build	19:d4f9e872bf3e	344	uriResource = STRING_clone(hostName);
Azure.IoT Build	19:d4f9e872bf3e	345	/Codes_SRS_TRANSPORTMULTITHTTP_17_029: [If the clone fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	346	if (uriResource != NULL)
Azure.IoT Build	19:d4f9e872bf3e	347	{
Azure.IoT Build	19:d4f9e872bf3e	348	/Codes_SRS_TRANSPORTMULTITHTTP_17_030: [IoTHubTransportHttp_Create shall invoke STRING_concat with arguments uriResource and the string "/devices/".]/
Azure.IoT Build	19:d4f9e872bf3e	349	/Codes_SRS_TRANSPORTMULTITHTTP_17_141: [If the concat fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	350	/Codes_SRS_TRANSPORTMULTITHTTP_17_031: [IoTHubTransportHttp_Create shall invoke STRING_concat_with_STRING with arguments uriResource and keyName.]/
Azure.IoT Build	19:d4f9e872bf3e	351	/Codes_SRS_TRANSPORTMULTITHTTP_17_032: [If the STRING_concat_with_STRING fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	352	if ((STRING_concat(uriResource, "/devices/") == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	353	(STRING_concat_with_STRING(uriResource, keyName) == 0))
Azure.IoT Build	19:d4f9e872bf3e	354	{
Azure.IoT Build	19:d4f9e872bf3e	355	/Codes_SRS_TRANSPORTMULTITHTTP_17_033: [IoTHubTransportHttp_Create shall invoke STRING_construct with an argument of config->upperConfig->deviceKey.]/
Azure.IoT Build	19:d4f9e872bf3e	356	/Codes_SRS_TRANSPORTMULTITHTTP_17_034: [If the STRING_construct fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	357	STRING_HANDLE key = STRING_construct(deviceKey);
Azure.IoT Build	19:d4f9e872bf3e	358	if (key != NULL)
Azure.IoT Build	19:d4f9e872bf3e	359	{
Azure.IoT Build	19:d4f9e872bf3e	360	/Codes_SRS_TRANSPORTMULTITHTTP_17_035: [The keyName is shortened to zero length, if that fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	361	if (STRING_empty(keyName) != 0)
Azure.IoT Build	19:d4f9e872bf3e	362	{
Azure.IoT Build	19:d4f9e872bf3e	363	LogError("Unable to form the device key name for the SAS");
Azure.IoT Build	19:d4f9e872bf3e	364	result = false;
Azure.IoT Build	19:d4f9e872bf3e	365	}
Azure.IoT Build	19:d4f9e872bf3e	366	else
Azure.IoT Build	19:d4f9e872bf3e	367	{
Azure.IoT Build	19:d4f9e872bf3e	368	/Codes_SRS_TRANSPORTMULTITHTTP_17_036: [IoTHubTransportHttp_Create shall invoke HTTPAPIEX_SAS_Create with arguments key, uriResource, and zero length keyName.]/
Azure.IoT Build	19:d4f9e872bf3e	369	/Codes_SRS_TRANSPORTMULTITHTTP_17_037: [If the HTTPAPIEX_SAS_Create fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	370	handleData->sasObject = HTTPAPIEX_SAS_Create(key, uriResource, keyName);
Azure.IoT Build	19:d4f9e872bf3e	371	result = (handleData->sasObject != NULL) ? (true) : (false);
Azure.IoT Build	19:d4f9e872bf3e	372	}
Azure.IoT Build	19:d4f9e872bf3e	373	STRING_delete(key);
Azure.IoT Build	19:d4f9e872bf3e	374	}
Azure.IoT Build	19:d4f9e872bf3e	375	else
Azure.IoT Build	19:d4f9e872bf3e	376	{
Azure.IoT Build	19:d4f9e872bf3e	377	LogError("STRING_construct Key failed");
Azure.IoT Build	19:d4f9e872bf3e	378	result = false;
Azure.IoT Build	19:d4f9e872bf3e	379	}
Azure.IoT Build	19:d4f9e872bf3e	380	}
Azure.IoT Build	19:d4f9e872bf3e	381	else
Azure.IoT Build	19:d4f9e872bf3e	382	{
Azure.IoT Build	19:d4f9e872bf3e	383	LogError("STRING_concat uri resource failed");
Azure.IoT Build	19:d4f9e872bf3e	384	result = false;
Azure.IoT Build	19:d4f9e872bf3e	385	}
Azure.IoT Build	19:d4f9e872bf3e	386	STRING_delete(uriResource);
Azure.IoT Build	19:d4f9e872bf3e	387	}
Azure.IoT Build	19:d4f9e872bf3e	388	else
Azure.IoT Build	19:d4f9e872bf3e	389	{
Azure.IoT Build	19:d4f9e872bf3e	390	LogError("STRING_staticclone uri resource failed");
Azure.IoT Build	19:d4f9e872bf3e	391	result = false;
Azure.IoT Build	19:d4f9e872bf3e	392	}
Azure.IoT Build	19:d4f9e872bf3e	393	STRING_delete(keyName);
Azure.IoT Build	19:d4f9e872bf3e	394	}
Azure.IoT Build	19:d4f9e872bf3e	395	return result;
Azure.IoT Build	13:848d52f93daf	396	}
Azure.IoT Build	13:848d52f93daf	397
Azure.IoT Build	13:848d52f93daf	398	static void destroy_deviceId(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
Azure.IoT Build	13:848d52f93daf	399	{
Azure.IoT Build	19:d4f9e872bf3e	400	STRING_delete(handleData->deviceId);
Azure.IoT Build	19:d4f9e872bf3e	401	handleData->deviceId = NULL;
Azure.IoT Build	13:848d52f93daf	402	}
Azure.IoT Build	13:848d52f93daf	403
Azure.IoT Build	13:848d52f93daf	404	static bool create_deviceId(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceId)
Azure.IoT Build	13:848d52f93daf	405	{
Azure.IoT Build	19:d4f9e872bf3e	406	/Codes_SRS_TRANSPORTMULTITHTTP_17_133: [ IoTHubTransportHttp_Register shall create an immutable string (further called "deviceId") from config->deviceConfig->deviceId. ]/
Azure.IoT Build	19:d4f9e872bf3e	407	bool result;
Azure.IoT Build	19:d4f9e872bf3e	408	handleData->deviceId = STRING_construct(deviceId);
Azure.IoT Build	19:d4f9e872bf3e	409	if (handleData->deviceId == NULL)
Azure.IoT Build	19:d4f9e872bf3e	410	{
Azure.IoT Build	19:d4f9e872bf3e	411	/Codes_SRS_TRANSPORTMULTITHTTP_17_134: [ If deviceId is not created, then IoTHubTransportHttp_Register shall fail and return NULL. /
Azure.IoT Build	19:d4f9e872bf3e	412	LogError("STRING_construct deviceId failed");
Azure.IoT Build	19:d4f9e872bf3e	413	result = false;
Azure.IoT Build	19:d4f9e872bf3e	414	}
Azure.IoT Build	19:d4f9e872bf3e	415	else
Azure.IoT Build	19:d4f9e872bf3e	416	{
Azure.IoT Build	19:d4f9e872bf3e	417	result = true;
Azure.IoT Build	19:d4f9e872bf3e	418	}
Azure.IoT Build	19:d4f9e872bf3e	419	return result;
Azure.IoT Build	13:848d52f93daf	420	}
Azure.IoT Build	13:848d52f93daf	421
Azure.IoT Build	13:848d52f93daf	422	static void destroy_deviceKey(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
Azure.IoT Build	13:848d52f93daf	423	{
Azure.IoT Build	19:d4f9e872bf3e	424	STRING_delete(handleData->deviceKey);
Azure.IoT Build	19:d4f9e872bf3e	425	handleData->deviceKey = NULL;
Azure.IoT Build	13:848d52f93daf	426	}
Azure.IoT Build	13:848d52f93daf	427
AzureIoTClient	17:7ef88cde801f	428	static void destroy_deviceSas(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	17:7ef88cde801f	429	{
AzureIoTClient	17:7ef88cde801f	430	STRING_delete(handleData->deviceSasToken);
AzureIoTClient	17:7ef88cde801f	431	handleData->deviceSasToken = NULL;
AzureIoTClient	17:7ef88cde801f	432	}
AzureIoTClient	17:7ef88cde801f	433
Azure.IoT Build	13:848d52f93daf	434	static bool create_deviceKey(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceKey)
Azure.IoT Build	13:848d52f93daf	435	{
Azure.IoT Build	19:d4f9e872bf3e	436	/Codes_SRS_TRANSPORTMULTITHTTP_17_135: [ IoTHubTransportHttp_Register shall create an immutable string (further called "deviceKey") from deviceKey. ]/
Azure.IoT Build	19:d4f9e872bf3e	437	bool result;
Azure.IoT Build	19:d4f9e872bf3e	438	handleData->deviceKey = STRING_construct(deviceKey);
Azure.IoT Build	19:d4f9e872bf3e	439	if (handleData->deviceKey == NULL)
Azure.IoT Build	19:d4f9e872bf3e	440	{
Azure.IoT Build	19:d4f9e872bf3e	441	/Codes_SRS_TRANSPORTMULTITHTTP_17_136: [ If deviceKey is not created, then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	442	LogError("STRING_construct deviceKey failed");
Azure.IoT Build	19:d4f9e872bf3e	443	result = false;
Azure.IoT Build	19:d4f9e872bf3e	444	}
Azure.IoT Build	19:d4f9e872bf3e	445	else
Azure.IoT Build	19:d4f9e872bf3e	446	{
Azure.IoT Build	19:d4f9e872bf3e	447	result = true;
Azure.IoT Build	19:d4f9e872bf3e	448	}
Azure.IoT Build	19:d4f9e872bf3e	449	return result;
Azure.IoT Build	13:848d52f93daf	450	}
Azure.IoT Build	13:848d52f93daf	451
AzureIoTClient	17:7ef88cde801f	452	static void destroy_deviceSasToken(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	17:7ef88cde801f	453	{
Azure.IoT Build	19:d4f9e872bf3e	454	STRING_delete(handleData->deviceSasToken);
Azure.IoT Build	19:d4f9e872bf3e	455	handleData->deviceSasToken = NULL;
AzureIoTClient	17:7ef88cde801f	456	}
AzureIoTClient	17:7ef88cde801f	457
AzureIoTClient	17:7ef88cde801f	458	static bool create_deviceSasToken(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceSasToken)
AzureIoTClient	17:7ef88cde801f	459	{
Azure.IoT Build	19:d4f9e872bf3e	460	/Codes_SRS_TRANSPORTMULTITHTTP_03_135: [ IoTHubTransportHttp_Register shall create an immutable string (further called "deviceSasToken") from deviceSasToken. ]/
Azure.IoT Build	19:d4f9e872bf3e	461	bool result;
Azure.IoT Build	19:d4f9e872bf3e	462	handleData->deviceSasToken = STRING_construct(deviceSasToken);
Azure.IoT Build	19:d4f9e872bf3e	463	if (handleData->deviceSasToken == NULL)
Azure.IoT Build	19:d4f9e872bf3e	464	{
Azure.IoT Build	19:d4f9e872bf3e	465	/Codes_SRS_TRANSPORTMULTITHTTP_03_136: [ If deviceSasToken is not created, then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	466	LogError("STRING_construct deviceSasToken failed");
Azure.IoT Build	19:d4f9e872bf3e	467	result = false;
Azure.IoT Build	19:d4f9e872bf3e	468	}
Azure.IoT Build	19:d4f9e872bf3e	469	else
Azure.IoT Build	19:d4f9e872bf3e	470	{
Azure.IoT Build	19:d4f9e872bf3e	471	result = true;
Azure.IoT Build	19:d4f9e872bf3e	472	}
Azure.IoT Build	19:d4f9e872bf3e	473	return result;
AzureIoTClient	17:7ef88cde801f	474	}
AzureIoTClient	17:7ef88cde801f	475
Azure.IoT Build	13:848d52f93daf	476	/*
Azure.IoT Build	13:848d52f93daf	477	* List queries Find by handle and find by device name
Azure.IoT Build	13:848d52f93daf	478	*/
Azure.IoT Build	13:848d52f93daf	479
Azure.IoT Build	13:848d52f93daf	480	/Codes_SRS_TRANSPORTMULTITHTTP_17_137: [ IoTHubTransportHttp_Register shall search the devices list for any device matching name deviceId. If deviceId is found it shall return NULL. ]/
AzureIoTClient	18:ab990f6aa61f	481	static bool findDeviceHandle(const void* element, const void* value)
Azure.IoT Build	13:848d52f93daf	482	{
Azure.IoT Build	19:d4f9e872bf3e	483	bool result;
Azure.IoT Build	19:d4f9e872bf3e	484	/* data stored at element is device handle */
Azure.IoT Build	19:d4f9e872bf3e	485	const IOTHUB_DEVICE_HANDLE * guess = (const IOTHUB_DEVICE_HANDLE *)element;
AzureIoTClient	25:3a68a581d3f9	486	IOTHUB_DEVICE_HANDLE match = (IOTHUB_DEVICE_HANDLE)value;
Azure.IoT Build	19:d4f9e872bf3e	487	result = (*guess == match) ? true : false;
Azure.IoT Build	19:d4f9e872bf3e	488	return result;
Azure.IoT Build	13:848d52f93daf	489	}
Azure.IoT Build	13:848d52f93daf	490
Azure.IoT Build	13:848d52f93daf	491	static bool findDeviceById(const void* element, const void* value)
Azure.IoT Build	13:848d52f93daf	492	{
Azure.IoT Build	19:d4f9e872bf3e	493	bool result;
Azure.IoT Build	19:d4f9e872bf3e	494	const char* deviceId = (const char *)value;
Azure.IoT Build	19:d4f9e872bf3e	495	const HTTPTRANSPORT_PERDEVICE_DATA * perDeviceElement = (const HTTPTRANSPORT_PERDEVICE_DATA *)element;
Azure.IoT Build	13:848d52f93daf	496
Azure.IoT Build	19:d4f9e872bf3e	497	result = (strcmp(STRING_c_str(perDeviceElement->deviceId), deviceId) == 0);
Azure.IoT Build	13:848d52f93daf	498
Azure.IoT Build	19:d4f9e872bf3e	499	return result;
Azure.IoT Build	13:848d52f93daf	500	}
Azure.IoT Build	13:848d52f93daf	501
AzureIoTClient	18:ab990f6aa61f	502	static IOTHUB_DEVICE_HANDLE IoTHubTransportHttp_Register(TRANSPORT_LL_HANDLE handle, const IOTHUB_DEVICE_CONFIG* device, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle, PDLIST_ENTRY waitingToSend)
Azure.IoT Build	13:848d52f93daf	503	{
Azure.IoT Build	19:d4f9e872bf3e	504	HTTPTRANSPORT_PERDEVICE_DATA* result;
Azure.IoT Build	19:d4f9e872bf3e	505	if (handle == NULL \|\| device == NULL)
Azure.IoT Build	19:d4f9e872bf3e	506	{
Azure.IoT Build	19:d4f9e872bf3e	507	/Codes_SRS_TRANSPORTMULTITHTTP_17_142: [ If handle is NULL or device is NULL, then IoTHubTransportHttp_Register shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	508	LogError("Transport handle is NULL");
Azure.IoT Build	19:d4f9e872bf3e	509	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	510	}
AzureIoTClient	20:b652f2e4cccf	511	else if (device->deviceId == NULL \|\| ((device->deviceKey != NULL) && (device->deviceSasToken != NULL)) \|\| waitingToSend == NULL \|\| iotHubClientHandle == NULL)
Azure.IoT Build	19:d4f9e872bf3e	512	{
AzureIoTClient	20:b652f2e4cccf	513	/Codes_SRS_TRANSPORTMULTITHTTP_17_015: [ If IOTHUB_DEVICE_CONFIG fields deviceKey and deviceSasToken are NULL, then IoTHubTransportHttp_Register shall assume a x509 authentication. ]/
Azure.IoT Build	19:d4f9e872bf3e	514	/Codes_SRS_TRANSPORTMULTITHTTP_17_014: [ If IOTHUB_DEVICE_CONFIG field deviceId is NULL, then IoTHubTransportHttp_Register shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	515	/Codes_SRS_TRANSPORTMULTITHTTP_17_016: [ If parameter waitingToSend is NULL, then IoTHubTransportHttp_Register shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	516	/Codes_SRS_TRANSPORTMULTITHTTP_17_143: [ If parameter iotHubClientHandle is NULL, then IoTHubTransportHttp_Register shall return NULL. ]/
AzureIoTClient	20:b652f2e4cccf	517	LogError("invalid parameters detected TRANSPORT_LL_HANDLE handle=%p, const IOTHUB_DEVICE_CONFIG* device=%p, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle=%p, PDLIST_ENTRY waitingToSend=%p",
AzureIoTClient	20:b652f2e4cccf	518	handle, device, iotHubClientHandle, waitingToSend);
Azure.IoT Build	19:d4f9e872bf3e	519	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	520	}
Azure.IoT Build	19:d4f9e872bf3e	521	else
Azure.IoT Build	19:d4f9e872bf3e	522	{
Azure.IoT Build	19:d4f9e872bf3e	523	HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
Azure.IoT Build	19:d4f9e872bf3e	524	/Codes_SRS_TRANSPORTMULTITHTTP_17_137: [ IoTHubTransportHttp_Register shall search the devices list for any device matching name deviceId. If deviceId is found it shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	525	void* listItem = VECTOR_find_if(handleData->perDeviceList, findDeviceById, device->deviceId);
Azure.IoT Build	19:d4f9e872bf3e	526	if (listItem != NULL)
Azure.IoT Build	19:d4f9e872bf3e	527	{
Azure.IoT Build	19:d4f9e872bf3e	528	/Codes_SRS_TRANSPORTMULTITHTTP_17_137: [ IoTHubTransportHttp_Register shall search the devices list for any device matching name deviceId. If deviceId is found it shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	529	LogError("Transport already has device registered by id: [%s]", device->deviceId);
Azure.IoT Build	19:d4f9e872bf3e	530	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	531	}
Azure.IoT Build	19:d4f9e872bf3e	532	else
Azure.IoT Build	19:d4f9e872bf3e	533	{
Azure.IoT Build	19:d4f9e872bf3e	534	bool was_create_deviceKey_ok = false;
Azure.IoT Build	19:d4f9e872bf3e	535	bool was_create_deviceSasToken_ok = false;
Azure.IoT Build	19:d4f9e872bf3e	536	bool was_sasObject_ok = false;
AzureIoTClient	20:b652f2e4cccf	537	bool was_x509_ok = false; /there's nothing "created" in the case of x509, it is a flag indicating that x509 is used/
AzureIoTClient	17:7ef88cde801f	538
Azure.IoT Build	19:d4f9e872bf3e	539	/Codes_SRS_TRANSPORTMULTITHTTP_17_038: [ Otherwise, IoTHubTransportHttp_Register shall allocate the IOTHUB_DEVICE_HANDLE structure. ]/
AzureIoTClient	22:e0add922c564	540	bool was_resultCreated_ok = ((result = (HTTPTRANSPORT_PERDEVICE_DATA *) malloc(sizeof(HTTPTRANSPORT_PERDEVICE_DATA))) != NULL);
Azure.IoT Build	19:d4f9e872bf3e	541	bool was_create_deviceId_ok = was_resultCreated_ok && create_deviceId(result, device->deviceId);
AzureIoTClient	17:7ef88cde801f	542
AzureIoTClient	20:b652f2e4cccf	543	if (was_create_deviceId_ok)
Azure.IoT Build	19:d4f9e872bf3e	544	{
AzureIoTClient	20:b652f2e4cccf	545	if (device->deviceSasToken != NULL)
AzureIoTClient	20:b652f2e4cccf	546	{
AzureIoTClient	20:b652f2e4cccf	547	/device->deviceKey is certainly NULL (because of the validation condition (else if (device->deviceId == NULL \|\| ((device->deviceKey != NULL) && (device->deviceSasToken != NULL)) \|\| waitingToSend == NULL \|\| iotHubClientHandle == NULL))that does not accept that both satoken AND devicekey are non-NULL/
AzureIoTClient	20:b652f2e4cccf	548	was_create_deviceSasToken_ok = create_deviceSasToken(result, device->deviceSasToken);
AzureIoTClient	20:b652f2e4cccf	549	result->deviceKey = NULL;
AzureIoTClient	20:b652f2e4cccf	550	result->sasObject = NULL;
AzureIoTClient	20:b652f2e4cccf	551	}
AzureIoTClient	20:b652f2e4cccf	552	else /when deviceSasToken == NULL/
AzureIoTClient	20:b652f2e4cccf	553	{
AzureIoTClient	20:b652f2e4cccf	554	if (device->deviceKey != NULL)
AzureIoTClient	20:b652f2e4cccf	555	{
AzureIoTClient	20:b652f2e4cccf	556	was_create_deviceKey_ok = create_deviceKey(result, device->deviceKey);
AzureIoTClient	20:b652f2e4cccf	557	result->deviceSasToken = NULL;
AzureIoTClient	20:b652f2e4cccf	558	}
AzureIoTClient	20:b652f2e4cccf	559	else
AzureIoTClient	20:b652f2e4cccf	560	{
AzureIoTClient	20:b652f2e4cccf	561	/when both of them are NULL/
AzureIoTClient	20:b652f2e4cccf	562	was_x509_ok = true;
AzureIoTClient	20:b652f2e4cccf	563	result->deviceKey = NULL;
AzureIoTClient	20:b652f2e4cccf	564	result->deviceSasToken = NULL;
AzureIoTClient	20:b652f2e4cccf	565	}
AzureIoTClient	20:b652f2e4cccf	566	}
Azure.IoT Build	19:d4f9e872bf3e	567	}
AzureIoTClient	17:7ef88cde801f	568
AzureIoTClient	20:b652f2e4cccf	569	bool was_eventHTTPrelativePath_ok = (was_create_deviceKey_ok \|\| was_create_deviceSasToken_ok \|\| was_x509_ok) && create_eventHTTPrelativePath(result, device->deviceId);
Azure.IoT Build	19:d4f9e872bf3e	570	bool was_messageHTTPrelativePath_ok = was_eventHTTPrelativePath_ok && create_messageHTTPrelativePath(result, device->deviceId);
AzureIoTClient	30:655054f86a6e	571	bool was_eventHTTPrequestHeaders_ok;
AzureIoTClient	30:655054f86a6e	572	if (was_messageHTTPrelativePath_ok)
AzureIoTClient	30:655054f86a6e	573	{
AzureIoTClient	30:655054f86a6e	574	result->iotHubClientHandle = iotHubClientHandle;
AzureIoTClient	30:655054f86a6e	575	was_eventHTTPrequestHeaders_ok = create_eventHTTPrequestHeaders(result, device->deviceId, was_x509_ok);
AzureIoTClient	30:655054f86a6e	576	}
AzureIoTClient	30:655054f86a6e	577	else
AzureIoTClient	30:655054f86a6e	578	{
AzureIoTClient	30:655054f86a6e	579	was_eventHTTPrequestHeaders_ok = false;
AzureIoTClient	30:655054f86a6e	580	}
AzureIoTClient	20:b652f2e4cccf	581	bool was_messageHTTPrequestHeaders_ok = was_eventHTTPrequestHeaders_ok && create_messageHTTPrequestHeaders(result, was_x509_ok);
Azure.IoT Build	19:d4f9e872bf3e	582	bool was_abandonHTTPrelativePathBegin_ok = was_messageHTTPrequestHeaders_ok && create_abandonHTTPrelativePathBegin(result, device->deviceId);
AzureIoTClient	17:7ef88cde801f	583
AzureIoTClient	20:b652f2e4cccf	584	if (was_x509_ok)
Azure.IoT Build	19:d4f9e872bf3e	585	{
AzureIoTClient	20:b652f2e4cccf	586	result->sasObject = NULL; /**/
AzureIoTClient	20:b652f2e4cccf	587	was_sasObject_ok = true;
AzureIoTClient	20:b652f2e4cccf	588	}
AzureIoTClient	20:b652f2e4cccf	589	else
AzureIoTClient	20:b652f2e4cccf	590	{
AzureIoTClient	20:b652f2e4cccf	591	if (!was_create_deviceSasToken_ok)
AzureIoTClient	20:b652f2e4cccf	592	{
AzureIoTClient	20:b652f2e4cccf	593	was_sasObject_ok = was_abandonHTTPrelativePathBegin_ok && create_deviceSASObject(result, handleData->hostName, device->deviceId, device->deviceKey);
AzureIoTClient	20:b652f2e4cccf	594	}
Azure.IoT Build	19:d4f9e872bf3e	595	}
AzureIoTClient	17:7ef88cde801f	596
Azure.IoT Build	19:d4f9e872bf3e	597	/Codes_SRS_TRANSPORTMULTITHTTP_17_041: [ IoTHubTransportHttp_Register shall call VECTOR_push_back to store the new device information. ]/
AzureIoTClient	20:b652f2e4cccf	598	bool was_list_add_ok = (was_sasObject_ok \|\| was_create_deviceSasToken_ok \|\| was_x509_ok) && (VECTOR_push_back(handleData->perDeviceList, &result, 1) == 0);
Azure.IoT Build	13:848d52f93daf	599
Azure.IoT Build	19:d4f9e872bf3e	600	if (was_list_add_ok)
Azure.IoT Build	19:d4f9e872bf3e	601	{
Azure.IoT Build	19:d4f9e872bf3e	602	/Codes_SRS_TRANSPORTMULTITHTTP_17_043: [ Upon success, IoTHubTransportHttp_Register shall store the transport handle, iotHubClientHandle, and the waitingToSend queue in the device handle return a non-NULL value. ]/
Azure.IoT Build	19:d4f9e872bf3e	603	/Codes_SRS_TRANSPORTMULTITHTTP_17_040: [ IoTHubTransportHttp_Register shall put event HTTP relative path, message HTTP relative path, event HTTP request headers, message HTTP request headers, abandonHTTPrelativePathBegin, HTTPAPIEX_SAS_HANDLE, and the device handle into a device structure. ]/
Azure.IoT Build	19:d4f9e872bf3e	604	/Codes_SRS_TRANSPORTMULTITHTTP_17_128: [ IoTHubTransportHttp_Register shall mark this device as unsubscribed. ]/
Azure.IoT Build	19:d4f9e872bf3e	605	result->DoWork_PullMessage = false;
Azure.IoT Build	19:d4f9e872bf3e	606	result->isFirstPoll = true;
Azure.IoT Build	19:d4f9e872bf3e	607	result->waitingToSend = waitingToSend;
Azure.IoT Build	19:d4f9e872bf3e	608	DList_InitializeListHead(&(result->eventConfirmations));
AzureIoTClient	22:e0add922c564	609	result->transportHandle = (HTTPTRANSPORT_HANDLE_DATA *) handle;
Azure.IoT Build	19:d4f9e872bf3e	610	}
Azure.IoT Build	19:d4f9e872bf3e	611	else
Azure.IoT Build	19:d4f9e872bf3e	612	{
AzureIoTClient	24:02406f4a78ae	613	/Codes_SRS_TRANSPORTMULTITHTTP_17_042: [ If the singlylinkedlist_add fails then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	614	if (was_sasObject_ok) destroy_SASObject(result);
Azure.IoT Build	19:d4f9e872bf3e	615	if (was_abandonHTTPrelativePathBegin_ok) destroy_abandonHTTPrelativePathBegin(result);
Azure.IoT Build	19:d4f9e872bf3e	616	if (was_messageHTTPrelativePath_ok) destroy_messageHTTPrelativePath(result);
Azure.IoT Build	19:d4f9e872bf3e	617	if (was_eventHTTPrequestHeaders_ok) destroy_eventHTTPrequestHeaders(result);
Azure.IoT Build	19:d4f9e872bf3e	618	if (was_messageHTTPrequestHeaders_ok) destroy_messageHTTPrequestHeaders(result);
Azure.IoT Build	19:d4f9e872bf3e	619	if (was_eventHTTPrelativePath_ok) destroy_eventHTTPrelativePath(result);
Azure.IoT Build	19:d4f9e872bf3e	620	if (was_create_deviceId_ok) destroy_deviceId(result);
Azure.IoT Build	19:d4f9e872bf3e	621	if (was_create_deviceKey_ok) destroy_deviceKey(result);
Azure.IoT Build	19:d4f9e872bf3e	622	if (was_create_deviceSasToken_ok) destroy_deviceSasToken(result);
Azure.IoT Build	19:d4f9e872bf3e	623	/Codes_SRS_TRANSPORTMULTITHTTP_17_039: [ If the allocating the device handle fails then IoTHubTransportHttp_Register shall fail and return NULL. ] /
Azure.IoT Build	19:d4f9e872bf3e	624	if (was_resultCreated_ok) free(result);
Azure.IoT Build	19:d4f9e872bf3e	625	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	626	}
Azure.IoT Build	19:d4f9e872bf3e	627	}
AzureIoTClient	17:7ef88cde801f	628
Azure.IoT Build	19:d4f9e872bf3e	629	}
Azure.IoT Build	19:d4f9e872bf3e	630	return (IOTHUB_DEVICE_HANDLE)result;
Azure.IoT Build	13:848d52f93daf	631	}
Azure.IoT Build	13:848d52f93daf	632
Azure.IoT Build	13:848d52f93daf	633
Azure.IoT Build	13:848d52f93daf	634	static void destroy_perDeviceData(HTTPTRANSPORT_PERDEVICE_DATA * perDeviceItem)
Azure.IoT Build	13:848d52f93daf	635	{
Azure.IoT Build	19:d4f9e872bf3e	636	destroy_deviceId(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	637	destroy_deviceKey(perDeviceItem);
AzureIoTClient	17:7ef88cde801f	638	destroy_deviceSas(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	639	destroy_eventHTTPrelativePath(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	640	destroy_messageHTTPrelativePath(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	641	destroy_eventHTTPrequestHeaders(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	642	destroy_messageHTTPrequestHeaders(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	643	destroy_abandonHTTPrelativePathBegin(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	644	destroy_SASObject(perDeviceItem);
Azure.IoT Build	13:848d52f93daf	645	}
Azure.IoT Build	13:848d52f93daf	646
Azure.IoT Build	13:848d52f93daf	647	static IOTHUB_DEVICE_HANDLE* get_perDeviceDataItem(IOTHUB_DEVICE_HANDLE deviceHandle)
Azure.IoT Build	13:848d52f93daf	648	{
Azure.IoT Build	19:d4f9e872bf3e	649	HTTPTRANSPORT_PERDEVICE_DATA* deviceHandleData = (HTTPTRANSPORT_PERDEVICE_DATA*)deviceHandle;
Azure.IoT Build	19:d4f9e872bf3e	650	IOTHUB_DEVICE_HANDLE* listItem;
Azure.IoT Build	13:848d52f93daf	651
Azure.IoT Build	19:d4f9e872bf3e	652	HTTPTRANSPORT_HANDLE_DATA* handleData = deviceHandleData->transportHandle;
Azure.IoT Build	13:848d52f93daf	653
AzureIoTClient	22:e0add922c564	654	listItem = (IOTHUB_DEVICE_HANDLE *) VECTOR_find_if(handleData->perDeviceList, findDeviceHandle, deviceHandle);
Azure.IoT Build	19:d4f9e872bf3e	655	if (listItem == NULL)
Azure.IoT Build	19:d4f9e872bf3e	656	{
Azure.IoT Build	19:d4f9e872bf3e	657	LogError("device handle not found in transport device list");
Azure.IoT Build	19:d4f9e872bf3e	658	listItem = NULL;
Azure.IoT Build	19:d4f9e872bf3e	659	}
Azure.IoT Build	19:d4f9e872bf3e	660	else
Azure.IoT Build	19:d4f9e872bf3e	661	{
Azure.IoT Build	19:d4f9e872bf3e	662	/* sucessfully found device in list. */
Azure.IoT Build	19:d4f9e872bf3e	663	}
Azure.IoT Build	13:848d52f93daf	664
Azure.IoT Build	19:d4f9e872bf3e	665	return listItem;
Azure.IoT Build	13:848d52f93daf	666	}
Azure.IoT Build	13:848d52f93daf	667
AzureIoTClient	18:ab990f6aa61f	668	static void IoTHubTransportHttp_Unregister(IOTHUB_DEVICE_HANDLE deviceHandle)
Azure.IoT Build	13:848d52f93daf	669	{
Azure.IoT Build	19:d4f9e872bf3e	670	if (deviceHandle == NULL)
Azure.IoT Build	19:d4f9e872bf3e	671	{
Azure.IoT Build	19:d4f9e872bf3e	672	/Codes_SRS_TRANSPORTMULTITHTTP_17_044: [ If deviceHandle is NULL, then IoTHubTransportHttp_Unregister shall do nothing. ]/
Azure.IoT Build	19:d4f9e872bf3e	673	LogError("Unregister a NULL device handle");
Azure.IoT Build	19:d4f9e872bf3e	674	}
Azure.IoT Build	19:d4f9e872bf3e	675	else
Azure.IoT Build	19:d4f9e872bf3e	676	{
Azure.IoT Build	19:d4f9e872bf3e	677	HTTPTRANSPORT_PERDEVICE_DATA* deviceHandleData = (HTTPTRANSPORT_PERDEVICE_DATA*)deviceHandle;
Azure.IoT Build	19:d4f9e872bf3e	678	HTTPTRANSPORT_HANDLE_DATA* handleData = deviceHandleData->transportHandle;
Azure.IoT Build	19:d4f9e872bf3e	679	/Codes_SRS_TRANSPORTMULTITHTTP_17_045: [ IoTHubTransportHttp_Unregister shall locate deviceHandle in the transport device list by calling list_find_if. ]/
Azure.IoT Build	19:d4f9e872bf3e	680	IOTHUB_DEVICE_HANDLE* listItem = get_perDeviceDataItem(deviceHandle);
Azure.IoT Build	19:d4f9e872bf3e	681	if (listItem == NULL)
Azure.IoT Build	19:d4f9e872bf3e	682	{
Azure.IoT Build	19:d4f9e872bf3e	683	/Codes_SRS_TRANSPORTMULTITHTTP_17_046: [ If the device structure is not found, then this function shall fail and do nothing. ]/
Azure.IoT Build	19:d4f9e872bf3e	684	LogError("Device Handle [%p] not found in transport", deviceHandle);
Azure.IoT Build	19:d4f9e872bf3e	685	}
Azure.IoT Build	19:d4f9e872bf3e	686	else
Azure.IoT Build	19:d4f9e872bf3e	687	{
Azure.IoT Build	19:d4f9e872bf3e	688	HTTPTRANSPORT_PERDEVICE_DATA * perDeviceItem = (HTTPTRANSPORT_PERDEVICE_DATA )(listItem);
Azure.IoT Build	13:848d52f93daf	689
Azure.IoT Build	19:d4f9e872bf3e	690	/Codes_SRS_TRANSPORTMULTITHTTP_17_047: [ IoTHubTransportHttp_Unregister shall free all the resources used in the device structure. ]/
Azure.IoT Build	19:d4f9e872bf3e	691	destroy_perDeviceData(perDeviceItem);
AzureIoTClient	24:02406f4a78ae	692	/Codes_SRS_TRANSPORTMULTITHTTP_17_048: [ IoTHubTransportHttp_Unregister shall call singlylinkedlist_remove to remove device from devices list. ]/
Azure.IoT Build	19:d4f9e872bf3e	693	VECTOR_erase(handleData->perDeviceList, listItem, 1);
Azure.IoT Build	19:d4f9e872bf3e	694	free(deviceHandleData);
Azure.IoT Build	19:d4f9e872bf3e	695	}
Azure.IoT Build	19:d4f9e872bf3e	696	}
Azure.IoT Build	13:848d52f93daf	697
Azure.IoT Build	19:d4f9e872bf3e	698	return;
Azure.IoT Build	13:848d52f93daf	699	}
Azure.IoT Build	13:848d52f93daf	700
AzureIoTClient	23:44d825a1cd09	701	/Codes_SRS_TRANSPORTMULTITHTTP_17_005: [If config->upperConfig->protocolGatewayHostName is NULL, `IoTHubTransportHttp_Create` shall create an immutable string (further called hostname) containing `config->transportConfig->iotHubName + config->transportConfig->iotHubSuffix`.] /
AzureIoTClient	23:44d825a1cd09	702	/Codes_SRS_TRANSPORTMULTITHTTP_20_001: [If config->upperConfig->protocolGatewayHostName is not NULL, IoTHubTransportHttp_Create shall use it as hostname] /
AzureIoTClient	6:73793bae15ba	703	static void destroy_hostName(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	704	{
Azure.IoT Build	19:d4f9e872bf3e	705	STRING_delete(handleData->hostName);
Azure.IoT Build	19:d4f9e872bf3e	706	handleData->hostName = NULL;
AzureIoTClient	6:73793bae15ba	707	}
AzureIoTClient	6:73793bae15ba	708
AzureIoTClient	6:73793bae15ba	709	static bool create_hostName(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient	6:73793bae15ba	710	{
Azure.IoT Build	19:d4f9e872bf3e	711	bool result;
AzureIoTClient	23:44d825a1cd09	712	if (config->upperConfig->protocolGatewayHostName != NULL)
Azure.IoT Build	19:d4f9e872bf3e	713	{
AzureIoTClient	23:44d825a1cd09	714	/Codes_SRS_TRANSPORTMULTITHTTP_20_001: [If config->upperConfig->protocolGatewayHostName is not NULL, IoTHubTransportHttp_Create shall use it as hostname] /
AzureIoTClient	23:44d825a1cd09	715	handleData->hostName = STRING_construct(config->upperConfig->protocolGatewayHostName);
AzureIoTClient	23:44d825a1cd09	716	result = (handleData->hostName != NULL);
Azure.IoT Build	19:d4f9e872bf3e	717	}
Azure.IoT Build	19:d4f9e872bf3e	718	else
Azure.IoT Build	19:d4f9e872bf3e	719	{
AzureIoTClient	23:44d825a1cd09	720	/Codes_SRS_TRANSPORTMULTITHTTP_17_005: [If config->upperConfig->protocolGatewayHostName is NULL, `IoTHubTransportHttp_Create` shall create an immutable string (further called hostname) containing `config->transportConfig->iotHubName + config->transportConfig->iotHubSuffix`.] /
AzureIoTClient	23:44d825a1cd09	721	handleData->hostName = STRING_construct(config->upperConfig->iotHubName);
AzureIoTClient	23:44d825a1cd09	722
AzureIoTClient	23:44d825a1cd09	723	if (handleData->hostName == NULL)
Azure.IoT Build	19:d4f9e872bf3e	724	{
Azure.IoT Build	19:d4f9e872bf3e	725	result = false;
Azure.IoT Build	19:d4f9e872bf3e	726	}
Azure.IoT Build	19:d4f9e872bf3e	727	else
Azure.IoT Build	19:d4f9e872bf3e	728	{
AzureIoTClient	23:44d825a1cd09	729	if ((STRING_concat(handleData->hostName, ".") != 0) \|\|
AzureIoTClient	23:44d825a1cd09	730	(STRING_concat(handleData->hostName, config->upperConfig->iotHubSuffix) != 0))
AzureIoTClient	23:44d825a1cd09	731	{
AzureIoTClient	23:44d825a1cd09	732	/Codes_SRS_TRANSPORTMULTITHTTP_17_006: [ If creating the hostname fails then IoTHubTransportHttp_Create shall fail and return NULL. ] /
AzureIoTClient	23:44d825a1cd09	733	destroy_hostName(handleData);
AzureIoTClient	23:44d825a1cd09	734	result = false;
AzureIoTClient	23:44d825a1cd09	735	}
AzureIoTClient	23:44d825a1cd09	736	else
AzureIoTClient	23:44d825a1cd09	737	{
AzureIoTClient	23:44d825a1cd09	738	result = true;
AzureIoTClient	23:44d825a1cd09	739	}
Azure.IoT Build	19:d4f9e872bf3e	740	}
Azure.IoT Build	19:d4f9e872bf3e	741	}
Azure.IoT Build	19:d4f9e872bf3e	742	return result;
AzureIoTClient	6:73793bae15ba	743	}
AzureIoTClient	6:73793bae15ba	744
Azure.IoT Build	13:848d52f93daf	745	/Codes_SRS_TRANSPORTMULTITHTTP_17_007: [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	6:73793bae15ba	746	static void destroy_httpApiExHandle(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	747	{
Azure.IoT Build	19:d4f9e872bf3e	748	HTTPAPIEX_Destroy(handleData->httpApiExHandle);
Azure.IoT Build	19:d4f9e872bf3e	749	handleData->httpApiExHandle = NULL;
AzureIoTClient	6:73793bae15ba	750	}
AzureIoTClient	6:73793bae15ba	751
Azure.IoT Build	13:848d52f93daf	752	/Codes_SRS_TRANSPORTMULTITHTTP_17_007: [ 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	6:73793bae15ba	753	static bool create_httpApiExHandle(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient	6:73793bae15ba	754	{
Azure.IoT Build	19:d4f9e872bf3e	755	bool result;
Azure.IoT Build	19:d4f9e872bf3e	756	(void)config;
Azure.IoT Build	19:d4f9e872bf3e	757	handleData->httpApiExHandle = HTTPAPIEX_Create(STRING_c_str(handleData->hostName));
Azure.IoT Build	19:d4f9e872bf3e	758	if (handleData->httpApiExHandle == NULL)
Azure.IoT Build	19:d4f9e872bf3e	759	{
Azure.IoT Build	19:d4f9e872bf3e	760	/Codes_SRS_TRANSPORTMULTITHTTP_17_008: [ If creating the HTTPAPIEX_HANDLE fails then IoTHubTransportHttp_Create shall fail and return NULL. ] /
Azure.IoT Build	19:d4f9e872bf3e	761	result = false;
Azure.IoT Build	19:d4f9e872bf3e	762	}
Azure.IoT Build	19:d4f9e872bf3e	763	else
Azure.IoT Build	19:d4f9e872bf3e	764	{
Azure.IoT Build	19:d4f9e872bf3e	765	result = true;
Azure.IoT Build	19:d4f9e872bf3e	766	}
Azure.IoT Build	19:d4f9e872bf3e	767	return result;
AzureIoTClient	6:73793bae15ba	768	}
AzureIoTClient	6:73793bae15ba	769
Azure.IoT Build	13:848d52f93daf	770	static void destroy_perDeviceList(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	771	{
Azure.IoT Build	19:d4f9e872bf3e	772	VECTOR_destroy(handleData->perDeviceList);
Azure.IoT Build	19:d4f9e872bf3e	773	handleData->perDeviceList = NULL;
AzureIoTClient	6:73793bae15ba	774	}
AzureIoTClient	6:73793bae15ba	775
AzureIoTClient	24:02406f4a78ae	776	/Codes_SRS_TRANSPORTMULTITHTTP_17_009: [ IoTHubTransportHttp_Create shall call singlylinkedlist_create to create a list of registered devices. ]/
Azure.IoT Build	13:848d52f93daf	777	static bool create_perDeviceList(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	778	{
Azure.IoT Build	19:d4f9e872bf3e	779	bool result;
Azure.IoT Build	19:d4f9e872bf3e	780	handleData->perDeviceList = VECTOR_create(sizeof(IOTHUB_DEVICE_HANDLE));
Azure.IoT Build	19:d4f9e872bf3e	781	if (handleData == NULL \|\| handleData->perDeviceList == NULL)
Azure.IoT Build	19:d4f9e872bf3e	782	{
Azure.IoT Build	19:d4f9e872bf3e	783	/Codes_SRS_TRANSPORTMULTITHTTP_17_010: [ If creating the list fails, then IoTHubTransportHttp_Create shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	784	result = false;
Azure.IoT Build	19:d4f9e872bf3e	785	}
Azure.IoT Build	19:d4f9e872bf3e	786	else
Azure.IoT Build	19:d4f9e872bf3e	787	{
Azure.IoT Build	19:d4f9e872bf3e	788	result = true;
Azure.IoT Build	19:d4f9e872bf3e	789	}
Azure.IoT Build	19:d4f9e872bf3e	790	return result;
AzureIoTClient	6:73793bae15ba	791	}
AzureIoTClient	6:73793bae15ba	792
Azure.IoT Build	13:848d52f93daf	793
AzureIoTClient	18:ab990f6aa61f	794	static TRANSPORT_LL_HANDLE IoTHubTransportHttp_Create(const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient	6:73793bae15ba	795	{
Azure.IoT Build	19:d4f9e872bf3e	796	HTTPTRANSPORT_HANDLE_DATA* result;
Azure.IoT Build	19:d4f9e872bf3e	797	if (config == NULL)
Azure.IoT Build	19:d4f9e872bf3e	798	{
Azure.IoT Build	19:d4f9e872bf3e	799	/Codes_SRS_TRANSPORTMULTITHTTP_17_001: [If parameter config is NULL, then IoTHubTransportHttp_Create shall return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	800	LogError("invalid arg (configuration is missing)");
Azure.IoT Build	19:d4f9e872bf3e	801	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	802	}
Azure.IoT Build	19:d4f9e872bf3e	803	else if (config->upperConfig == NULL)
Azure.IoT Build	19:d4f9e872bf3e	804	{
Azure.IoT Build	19:d4f9e872bf3e	805	/Codes_SRS_TRANSPORTMULTITHTTP_17_002: [ If field transportConfig is NULL, then IoTHubTransportHttp_Create shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	806	LogError("invalid arg (upperConfig is NULL)");
Azure.IoT Build	19:d4f9e872bf3e	807	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	808	}
Azure.IoT Build	19:d4f9e872bf3e	809	else if (config->upperConfig->protocol == NULL)
Azure.IoT Build	19:d4f9e872bf3e	810	{
Azure.IoT Build	19:d4f9e872bf3e	811	/Codes_SRS_TRANSPORTMULTITHTTP_17_003: [ If fields protocol, iotHubName or iotHubSuffix in transportConfig are NULL, then IoTHubTransportHttp_Create shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	812	LogError("invalid arg (protocol is NULL)");
Azure.IoT Build	19:d4f9e872bf3e	813	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	814	}
Azure.IoT Build	19:d4f9e872bf3e	815	else if (config->upperConfig->iotHubName == NULL)
Azure.IoT Build	19:d4f9e872bf3e	816	{
Azure.IoT Build	19:d4f9e872bf3e	817	/Codes_SRS_TRANSPORTMULTITHTTP_17_003: [ If fields protocol, iotHubName or iotHubSuffix in transportConfig are NULL, then IoTHubTransportHttp_Create shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	818	LogError("invalid arg (iotHubName is NULL)");
Azure.IoT Build	19:d4f9e872bf3e	819	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	820	}
Azure.IoT Build	19:d4f9e872bf3e	821	else if (config->upperConfig->iotHubSuffix == NULL)
Azure.IoT Build	19:d4f9e872bf3e	822	{
Azure.IoT Build	19:d4f9e872bf3e	823	/Codes_SRS_TRANSPORTMULTITHTTP_17_003: [ If fields protocol, iotHubName or iotHubSuffix in transportConfig are NULL, then IoTHubTransportHttp_Create shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	824	LogError("invalid arg (iotHubSuffix is NULL)");
Azure.IoT Build	19:d4f9e872bf3e	825	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	826	}
Azure.IoT Build	19:d4f9e872bf3e	827	else
Azure.IoT Build	19:d4f9e872bf3e	828	{
Azure.IoT Build	19:d4f9e872bf3e	829	/Codes_SRS_TRANSPORTMULTITHTTP_17_130: [ IoTHubTransportHttp_Create shall allocate memory for the handle. ]/
Azure.IoT Build	19:d4f9e872bf3e	830	result = (HTTPTRANSPORT_HANDLE_DATA*)malloc(sizeof(HTTPTRANSPORT_HANDLE_DATA));
Azure.IoT Build	19:d4f9e872bf3e	831	if (result == NULL)
Azure.IoT Build	19:d4f9e872bf3e	832	{
Azure.IoT Build	19:d4f9e872bf3e	833	/Codes_SRS_TRANSPORTMULTITHTTP_17_131: [ If allocation fails, IoTHubTransportHttp_Create shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	834	LogError("unable to malloc");
Azure.IoT Build	19:d4f9e872bf3e	835	}
Azure.IoT Build	19:d4f9e872bf3e	836	else
Azure.IoT Build	19:d4f9e872bf3e	837	{
Azure.IoT Build	19:d4f9e872bf3e	838	bool was_hostName_ok = create_hostName(result, config);
Azure.IoT Build	19:d4f9e872bf3e	839	bool was_httpApiExHandle_ok = was_hostName_ok && create_httpApiExHandle(result, config);
Azure.IoT Build	19:d4f9e872bf3e	840	bool was_perDeviceList_ok = was_httpApiExHandle_ok && create_perDeviceList(result);
Azure.IoT Build	13:848d52f93daf	841
AzureIoTClient	6:73793bae15ba	842
Azure.IoT Build	19:d4f9e872bf3e	843	if (was_perDeviceList_ok)
Azure.IoT Build	19:d4f9e872bf3e	844	{
Azure.IoT Build	19:d4f9e872bf3e	845	/Codes_SRS_TRANSPORTMULTITHTTP_17_011: [ Otherwise, IoTHubTransportHttp_Create shall succeed and return a non-NULL value. ]/
Azure.IoT Build	19:d4f9e872bf3e	846	result->doBatchedTransfers = false;
Azure.IoT Build	19:d4f9e872bf3e	847	result->getMinimumPollingTime = DEFAULT_GETMINIMUMPOLLINGTIME;
Azure.IoT Build	19:d4f9e872bf3e	848	}
Azure.IoT Build	19:d4f9e872bf3e	849	else
Azure.IoT Build	19:d4f9e872bf3e	850	{
Azure.IoT Build	19:d4f9e872bf3e	851	if (was_httpApiExHandle_ok) destroy_httpApiExHandle(result);
Azure.IoT Build	19:d4f9e872bf3e	852	if (was_hostName_ok) destroy_hostName(result);
AzureIoTClient	6:73793bae15ba	853
Azure.IoT Build	19:d4f9e872bf3e	854	free(result);
Azure.IoT Build	19:d4f9e872bf3e	855	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	856	}
Azure.IoT Build	19:d4f9e872bf3e	857	}
Azure.IoT Build	19:d4f9e872bf3e	858	}
Azure.IoT Build	19:d4f9e872bf3e	859	return result;
AzureIoTClient	6:73793bae15ba	860	}
AzureIoTClient	6:73793bae15ba	861
AzureIoTClient	18:ab990f6aa61f	862	static void IoTHubTransportHttp_Destroy(TRANSPORT_LL_HANDLE handle)
AzureIoTClient	6:73793bae15ba	863	{
Azure.IoT Build	19:d4f9e872bf3e	864	/Codes_SRS_TRANSPORTMULTITHTTP_17_012: [ IoTHubTransportHttp_Destroy shall do nothing is handle is NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	865	if (handle != NULL)
Azure.IoT Build	19:d4f9e872bf3e	866	{
Azure.IoT Build	19:d4f9e872bf3e	867	HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
Azure.IoT Build	19:d4f9e872bf3e	868	IOTHUB_DEVICE_HANDLE* listItem;
Azure.IoT Build	13:848d52f93daf	869
Azure.IoT Build	19:d4f9e872bf3e	870	size_t deviceListSize = VECTOR_size(handleData->perDeviceList);
Azure.IoT Build	13:848d52f93daf	871
Azure.IoT Build	19:d4f9e872bf3e	872	/Codes_SRS_TRANSPORTMULTITHTTP_17_013: [ Otherwise, IoTHubTransportHttp_Destroy shall free all the resources currently in use. ]/
Azure.IoT Build	19:d4f9e872bf3e	873	for (size_t i = 0; i < deviceListSize; i++)
Azure.IoT Build	19:d4f9e872bf3e	874	{
AzureIoTClient	22:e0add922c564	875	listItem = (IOTHUB_DEVICE_HANDLE *) VECTOR_element(handleData->perDeviceList, i);
Azure.IoT Build	19:d4f9e872bf3e	876	HTTPTRANSPORT_PERDEVICE_DATA* perDeviceItem = (HTTPTRANSPORT_PERDEVICE_DATA)(listItem);
Azure.IoT Build	19:d4f9e872bf3e	877	destroy_perDeviceData(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	878	free(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	879	}
Azure.IoT Build	13:848d52f93daf	880
AzureIoTClient	22:e0add922c564	881	destroy_hostName((HTTPTRANSPORT_HANDLE_DATA *) handle);
AzureIoTClient	22:e0add922c564	882	destroy_httpApiExHandle((HTTPTRANSPORT_HANDLE_DATA *) handle);
AzureIoTClient	22:e0add922c564	883	destroy_perDeviceList((HTTPTRANSPORT_HANDLE_DATA *)handle);
Azure.IoT Build	19:d4f9e872bf3e	884	free(handle);
Azure.IoT Build	19:d4f9e872bf3e	885	}
AzureIoTClient	6:73793bae15ba	886	}
AzureIoTClient	6:73793bae15ba	887
AzureIoTClient	18:ab990f6aa61f	888	static int IoTHubTransportHttp_Subscribe(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	6:73793bae15ba	889	{
Azure.IoT Build	19:d4f9e872bf3e	890	int result;
Azure.IoT Build	19:d4f9e872bf3e	891	if (handle == NULL)
Azure.IoT Build	19:d4f9e872bf3e	892	{
Azure.IoT Build	19:d4f9e872bf3e	893	/Codes_SRS_TRANSPORTMULTITHTTP_17_103: [ If parameter deviceHandle is NULL then IoTHubTransportHttp_Subscribe shall fail and return a non-zero value. ]/
Azure.IoT Build	19:d4f9e872bf3e	894	LogError("invalid arg passed to IoTHubTransportHttp_Subscribe");
AzureIoTClient	28:f57de550d450	895	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	896	}
Azure.IoT Build	19:d4f9e872bf3e	897	else
Azure.IoT Build	19:d4f9e872bf3e	898	{
Azure.IoT Build	19:d4f9e872bf3e	899	/Codes_SRS_TRANSPORTMULTITHTTP_17_104: [ IoTHubTransportHttp_Subscribe shall locate deviceHandle in the transport device list by calling list_find_if. ]/
Azure.IoT Build	19:d4f9e872bf3e	900	IOTHUB_DEVICE_HANDLE* listItem = get_perDeviceDataItem(handle);
Azure.IoT Build	13:848d52f93daf	901
Azure.IoT Build	19:d4f9e872bf3e	902	if (listItem == NULL)
Azure.IoT Build	19:d4f9e872bf3e	903	{
Azure.IoT Build	19:d4f9e872bf3e	904	/Codes_SRS_TRANSPORTMULTITHTTP_17_105: [ If the device structure is not found, then this function shall fail and return a non-zero value. ]/
Azure.IoT Build	19:d4f9e872bf3e	905	LogError("did not find device in transport handle");
AzureIoTClient	28:f57de550d450	906	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	907	}
Azure.IoT Build	19:d4f9e872bf3e	908	else
Azure.IoT Build	19:d4f9e872bf3e	909	{
Azure.IoT Build	19:d4f9e872bf3e	910	HTTPTRANSPORT_PERDEVICE_DATA * perDeviceItem;
Azure.IoT Build	13:848d52f93daf	911
Azure.IoT Build	19:d4f9e872bf3e	912	perDeviceItem = (HTTPTRANSPORT_PERDEVICE_DATA )(listItem);
Azure.IoT Build	19:d4f9e872bf3e	913	/Codes_SRS_TRANSPORTMULTITHTTP_17_106: [ Otherwise, IoTHubTransportHttp_Subscribe shall set the device so that subsequent calls to DoWork should execute HTTP requests. ]/
Azure.IoT Build	19:d4f9e872bf3e	914	perDeviceItem->DoWork_PullMessage = true;
Azure.IoT Build	19:d4f9e872bf3e	915	}
Azure.IoT Build	19:d4f9e872bf3e	916	result = 0;
Azure.IoT Build	19:d4f9e872bf3e	917	}
Azure.IoT Build	19:d4f9e872bf3e	918	return result;
AzureIoTClient	6:73793bae15ba	919	}
AzureIoTClient	6:73793bae15ba	920
AzureIoTClient	18:ab990f6aa61f	921	static void IoTHubTransportHttp_Unsubscribe(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	6:73793bae15ba	922	{
Azure.IoT Build	19:d4f9e872bf3e	923	/Codes_SRS_TRANSPORTMULTITHTTP_17_107: [ If parameter deviceHandle is NULL then IoTHubTransportHttp_Unsubscribe shall fail do nothing. ]/
Azure.IoT Build	19:d4f9e872bf3e	924	if (handle != NULL)
Azure.IoT Build	19:d4f9e872bf3e	925	{
Azure.IoT Build	19:d4f9e872bf3e	926	/Codes_SRS_TRANSPORTMULTITHTTP_17_108: [ IoTHubTransportHttp_Unsubscribe shall locate deviceHandle in the transport device list by calling list_find_if. ]/
Azure.IoT Build	19:d4f9e872bf3e	927	IOTHUB_DEVICE_HANDLE* listItem = get_perDeviceDataItem(handle);
Azure.IoT Build	19:d4f9e872bf3e	928	/Codes_SRS_TRANSPORTMULTITHTTP_17_109: [ If the device structure is not found, then this function shall fail and do nothing. ]/
Azure.IoT Build	19:d4f9e872bf3e	929	if (listItem != NULL)
Azure.IoT Build	19:d4f9e872bf3e	930	{
Azure.IoT Build	19:d4f9e872bf3e	931	HTTPTRANSPORT_PERDEVICE_DATA * perDeviceItem = (HTTPTRANSPORT_PERDEVICE_DATA )(listItem);
Azure.IoT Build	19:d4f9e872bf3e	932	/Codes_SRS_TRANSPORTMULTITHTTP_17_110: [ Otherwise, IoTHubTransportHttp_Subscribe shall set the device so that subsequent calls to DoWork shall not execute HTTP requests. ]/
Azure.IoT Build	19:d4f9e872bf3e	933	perDeviceItem->DoWork_PullMessage = false;
Azure.IoT Build	19:d4f9e872bf3e	934	}
Azure.IoT Build	19:d4f9e872bf3e	935	else
Azure.IoT Build	19:d4f9e872bf3e	936	{
Azure.IoT Build	19:d4f9e872bf3e	937	LogError("Device not found to unsuscribe.");
Azure.IoT Build	19:d4f9e872bf3e	938	}
Azure.IoT Build	19:d4f9e872bf3e	939	}
Azure.IoT Build	19:d4f9e872bf3e	940	else
Azure.IoT Build	19:d4f9e872bf3e	941	{
Azure.IoT Build	19:d4f9e872bf3e	942	LogError("Null handle passed to Unsuscribe.");
Azure.IoT Build	19:d4f9e872bf3e	943	}
AzureIoTClient	6:73793bae15ba	944	}
AzureIoTClient	6:73793bae15ba	945
AzureIoTClient	25:3a68a581d3f9	946	static int IoTHubTransportHttp_Subscribe_DeviceTwin(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	25:3a68a581d3f9	947	{
AzureIoTClient	25:3a68a581d3f9	948	/Codes_SRS_TRANSPORTMULTITHTTP_02_003: [ IoTHubTransportHttp_Subscribe_DeviceTwin shall return a non-zero value. ]/
AzureIoTClient	25:3a68a581d3f9	949	(void)handle;
AzureIoTClient	28:f57de550d450	950	int result = __FAILURE__;
AzureIoTClient	25:3a68a581d3f9	951	LogError("IoTHubTransportHttp_Subscribe_DeviceTwin Not supported");
AzureIoTClient	25:3a68a581d3f9	952	return result;
AzureIoTClient	25:3a68a581d3f9	953	}
AzureIoTClient	25:3a68a581d3f9	954
AzureIoTClient	25:3a68a581d3f9	955	static void IoTHubTransportHttp_Unsubscribe_DeviceTwin(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	25:3a68a581d3f9	956	{
AzureIoTClient	25:3a68a581d3f9	957	(void)handle;
AzureIoTClient	25:3a68a581d3f9	958	/Codes_SRS_TRANSPORTMULTITHTTP_02_004: [ IoTHubTransportHttp_Unsubscribe_DeviceTwin shall return ]/
AzureIoTClient	25:3a68a581d3f9	959	LogError("IoTHubTransportHttp_Unsubscribe_DeviceTwin Not supported");
AzureIoTClient	25:3a68a581d3f9	960	}
AzureIoTClient	25:3a68a581d3f9	961
AzureIoTClient	25:3a68a581d3f9	962	static int IoTHubTransportHttp_Subscribe_DeviceMethod(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	25:3a68a581d3f9	963	{
AzureIoTClient	25:3a68a581d3f9	964	(void)handle;
AzureIoTClient	28:f57de550d450	965	int result = __FAILURE__;
AzureIoTClient	25:3a68a581d3f9	966	LogError("not implemented (yet)");
AzureIoTClient	25:3a68a581d3f9	967	return result;
AzureIoTClient	25:3a68a581d3f9	968	}
AzureIoTClient	25:3a68a581d3f9	969
AzureIoTClient	25:3a68a581d3f9	970	static void IoTHubTransportHttp_Unsubscribe_DeviceMethod(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	25:3a68a581d3f9	971	{
AzureIoTClient	25:3a68a581d3f9	972	(void)handle;
AzureIoTClient	25:3a68a581d3f9	973	LogError("not implemented (yet)");
AzureIoTClient	25:3a68a581d3f9	974	}
AzureIoTClient	25:3a68a581d3f9	975
AzureIoTClient	26:aeabbfa5181a	976	static int IoTHubTransportHttp_DeviceMethod_Response(IOTHUB_DEVICE_HANDLE handle, METHOD_HANDLE methodId, const unsigned char* response, size_t response_size, int status_response)
AzureIoTClient	26:aeabbfa5181a	977	{
AzureIoTClient	26:aeabbfa5181a	978	(void)handle;
AzureIoTClient	26:aeabbfa5181a	979	(void)methodId;
AzureIoTClient	26:aeabbfa5181a	980	(void)response;
AzureIoTClient	26:aeabbfa5181a	981	(void)response_size;
AzureIoTClient	26:aeabbfa5181a	982	(void)status_response;
AzureIoTClient	26:aeabbfa5181a	983	LogError("not implemented (yet)");
AzureIoTClient	28:f57de550d450	984	return __FAILURE__;
AzureIoTClient	26:aeabbfa5181a	985	}
AzureIoTClient	26:aeabbfa5181a	986
AzureIoTClient	6:73793bae15ba	987	/produces a representation of the properties, if they exist/
AzureIoTClient	6:73793bae15ba	988	/if they do not exist, produces ""/
AzureIoTClient	6:73793bae15ba	989	static int concat_Properties(STRING_HANDLE existing, MAP_HANDLE map, size_t* propertiesMessageSizeContribution)
AzureIoTClient	6:73793bae15ba	990	{
Azure.IoT Build	19:d4f9e872bf3e	991	int result;
Azure.IoT Build	19:d4f9e872bf3e	992	const charconst keys;
Azure.IoT Build	19:d4f9e872bf3e	993	const charconst values;
Azure.IoT Build	19:d4f9e872bf3e	994	size_t count;
Azure.IoT Build	19:d4f9e872bf3e	995	if (Map_GetInternals(map, &keys, &values, &count) != MAP_OK)
Azure.IoT Build	19:d4f9e872bf3e	996	{
AzureIoTClient	28:f57de550d450	997	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	998	LogError("error while Map_GetInternals");
Azure.IoT Build	19:d4f9e872bf3e	999	}
Azure.IoT Build	19:d4f9e872bf3e	1000	else
Azure.IoT Build	19:d4f9e872bf3e	1001	{
AzureIoTClient	6:73793bae15ba	1002
Azure.IoT Build	19:d4f9e872bf3e	1003	if (count == 0)
Azure.IoT Build	19:d4f9e872bf3e	1004	{
Azure.IoT Build	19:d4f9e872bf3e	1005	/Codes_SRS_TRANSPORTMULTITHTTP_17_064: [If IoTHubMessage does not have properties, then "properties":{...} shall be missing from the payload/
Azure.IoT Build	19:d4f9e872bf3e	1006	/no properties - do nothing with existing/
Azure.IoT Build	19:d4f9e872bf3e	1007	result = 0;
Azure.IoT Build	19:d4f9e872bf3e	1008	*propertiesMessageSizeContribution = 0;
Azure.IoT Build	19:d4f9e872bf3e	1009	}
Azure.IoT Build	19:d4f9e872bf3e	1010	else
Azure.IoT Build	19:d4f9e872bf3e	1011	{
Azure.IoT Build	19:d4f9e872bf3e	1012	/Codes_SRS_TRANSPORTMULTITHTTP_17_058: [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/
Azure.IoT Build	19:d4f9e872bf3e	1013	if (STRING_concat(existing, ",\"properties\":") != 0)
Azure.IoT Build	19:d4f9e872bf3e	1014	{
Azure.IoT Build	19:d4f9e872bf3e	1015	/go ahead and return it/
AzureIoTClient	28:f57de550d450	1016	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	1017	LogError("failed STRING_concat");
Azure.IoT Build	19:d4f9e872bf3e	1018	}
Azure.IoT Build	19:d4f9e872bf3e	1019	else if (appendMapToJSON(existing, keys, values, count) != 0)
Azure.IoT Build	19:d4f9e872bf3e	1020	{
AzureIoTClient	28:f57de550d450	1021	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	1022	LogError("unable to append the properties");
Azure.IoT Build	19:d4f9e872bf3e	1023	}
Azure.IoT Build	19:d4f9e872bf3e	1024	else
Azure.IoT Build	19:d4f9e872bf3e	1025	{
Azure.IoT Build	19:d4f9e872bf3e	1026	/all is fine/
Azure.IoT Build	19:d4f9e872bf3e	1027	size_t i;
Azure.IoT Build	19:d4f9e872bf3e	1028	*propertiesMessageSizeContribution = 0;
Azure.IoT Build	19:d4f9e872bf3e	1029	for (i = 0;i < count;i++)
Azure.IoT Build	19:d4f9e872bf3e	1030	{
Azure.IoT Build	19:d4f9e872bf3e	1031	/Codes_SRS_TRANSPORTMULTITHTTP_17_063: [Every property name shall add to the message size the length of the property name + the length of the property value + 16 bytes.] /
Azure.IoT Build	19:d4f9e872bf3e	1032	*propertiesMessageSizeContribution += (strlen(keys[i]) + strlen(values[i]) + MAXIMUM_PROPERTY_OVERHEAD);
Azure.IoT Build	19:d4f9e872bf3e	1033	}
Azure.IoT Build	19:d4f9e872bf3e	1034	result = 0;
Azure.IoT Build	19:d4f9e872bf3e	1035	}
Azure.IoT Build	19:d4f9e872bf3e	1036	}
Azure.IoT Build	19:d4f9e872bf3e	1037	}
Azure.IoT Build	19:d4f9e872bf3e	1038	return result;
AzureIoTClient	6:73793bae15ba	1039	}
AzureIoTClient	6:73793bae15ba	1040
AzureIoTClient	6:73793bae15ba	1041	/produces a JSON representation of the map : {"a": "value_of_a","b":"value_of_b"}/
AzureIoTClient	6:73793bae15ba	1042	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	6:73793bae15ba	1043	{
Azure.IoT Build	19:d4f9e872bf3e	1044	int result;
Azure.IoT Build	19:d4f9e872bf3e	1045	if (STRING_concat(existing, "{") != 0)
Azure.IoT Build	19:d4f9e872bf3e	1046	{
Azure.IoT Build	19:d4f9e872bf3e	1047	/go on and return it/
Azure.IoT Build	19:d4f9e872bf3e	1048	LogError("STRING_construct failed");
AzureIoTClient	28:f57de550d450	1049	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	1050	}
Azure.IoT Build	19:d4f9e872bf3e	1051	else
Azure.IoT Build	19:d4f9e872bf3e	1052	{
Azure.IoT Build	19:d4f9e872bf3e	1053	size_t i;
Azure.IoT Build	19:d4f9e872bf3e	1054	for (i = 0; i < count; i++)
Azure.IoT Build	19:d4f9e872bf3e	1055	{
Azure.IoT Build	19:d4f9e872bf3e	1056	if (!(
Azure.IoT Build	19:d4f9e872bf3e	1057	(STRING_concat(existing, (i == 0) ? "\"" IOTHUB_APP_PREFIX : ",\"" IOTHUB_APP_PREFIX) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1058	(STRING_concat(existing, keys[i]) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1059	(STRING_concat(existing, "\":\"") == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1060	(STRING_concat(existing, values[i]) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1061	(STRING_concat(existing, "\"") == 0)
Azure.IoT Build	19:d4f9e872bf3e	1062	))
Azure.IoT Build	19:d4f9e872bf3e	1063	{
Azure.IoT Build	19:d4f9e872bf3e	1064	LogError("unable to STRING_concat");
Azure.IoT Build	19:d4f9e872bf3e	1065	break;
Azure.IoT Build	19:d4f9e872bf3e	1066	}
Azure.IoT Build	19:d4f9e872bf3e	1067	}
AzureIoTClient	6:73793bae15ba	1068
Azure.IoT Build	19:d4f9e872bf3e	1069	if (i < count)
Azure.IoT Build	19:d4f9e872bf3e	1070	{
AzureIoTClient	28:f57de550d450	1071	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	1072	/error, let it go through/
Azure.IoT Build	19:d4f9e872bf3e	1073	}
Azure.IoT Build	19:d4f9e872bf3e	1074	else if (STRING_concat(existing, "}") != 0)
Azure.IoT Build	19:d4f9e872bf3e	1075	{
Azure.IoT Build	19:d4f9e872bf3e	1076	LogError("unable to STRING_concat");
AzureIoTClient	28:f57de550d450	1077	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	1078	}
Azure.IoT Build	19:d4f9e872bf3e	1079	else
Azure.IoT Build	19:d4f9e872bf3e	1080	{
Azure.IoT Build	19:d4f9e872bf3e	1081	/all is fine/
Azure.IoT Build	19:d4f9e872bf3e	1082	result = 0;
Azure.IoT Build	19:d4f9e872bf3e	1083	}
Azure.IoT Build	19:d4f9e872bf3e	1084	}
Azure.IoT Build	19:d4f9e872bf3e	1085	return result;
AzureIoTClient	6:73793bae15ba	1086	}
AzureIoTClient	6:73793bae15ba	1087
AzureIoTClient	6:73793bae15ba	1088	/makes the following string:{"body":"base64 encoding of the message content"[,"properties":{"a":"valueOfA"}]}/
AzureIoTClient	6:73793bae15ba	1089	/return NULL if there was a failure, or a non-NULL STRING_HANDLE that contains the intended data/
AzureIoTClient	6:73793bae15ba	1090	static STRING_HANDLE make1EventJSONitem(PDLIST_ENTRY item, size_t *messageSizeContribution)
AzureIoTClient	6:73793bae15ba	1091	{
Azure.IoT Build	19:d4f9e872bf3e	1092	STRING_HANDLE result; /temp wants to contain :{"body":"base64 encoding of the message content"[,"properties":{"a":"valueOfA"}]}/
Azure.IoT Build	19:d4f9e872bf3e	1093	IOTHUB_MESSAGE_LIST* message = containingRecord(item, IOTHUB_MESSAGE_LIST, entry);
Azure.IoT Build	19:d4f9e872bf3e	1094	IOTHUBMESSAGE_CONTENT_TYPE contentType = IoTHubMessage_GetContentType(message->messageHandle);
AzureIoTClient	17:7ef88cde801f	1095
Azure.IoT Build	19:d4f9e872bf3e	1096	switch (contentType)
Azure.IoT Build	19:d4f9e872bf3e	1097	{
Azure.IoT Build	19:d4f9e872bf3e	1098	case IOTHUBMESSAGE_BYTEARRAY:
Azure.IoT Build	19:d4f9e872bf3e	1099	{
Azure.IoT Build	19:d4f9e872bf3e	1100	result = STRING_construct("{\"body\":\"");
Azure.IoT Build	19:d4f9e872bf3e	1101	if (result == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1102	{
Azure.IoT Build	19:d4f9e872bf3e	1103	LogError("unable to STRING_construct");
Azure.IoT Build	19:d4f9e872bf3e	1104	}
Azure.IoT Build	19:d4f9e872bf3e	1105	else
Azure.IoT Build	19:d4f9e872bf3e	1106	{
Azure.IoT Build	19:d4f9e872bf3e	1107	const unsigned char* source;
Azure.IoT Build	19:d4f9e872bf3e	1108	size_t size;
AzureIoTClient	6:73793bae15ba	1109
Azure.IoT Build	19:d4f9e872bf3e	1110	if (IoTHubMessage_GetByteArray(message->messageHandle, &source, &size) != IOTHUB_MESSAGE_OK)
Azure.IoT Build	19:d4f9e872bf3e	1111	{
Azure.IoT Build	19:d4f9e872bf3e	1112	LogError("unable to get the data for the message.");
Azure.IoT Build	19:d4f9e872bf3e	1113	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1114	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1115	}
Azure.IoT Build	19:d4f9e872bf3e	1116	else
Azure.IoT Build	19:d4f9e872bf3e	1117	{
Azure.IoT Build	19:d4f9e872bf3e	1118	STRING_HANDLE encoded = Base64_Encode_Bytes(source, size);
Azure.IoT Build	19:d4f9e872bf3e	1119	if (encoded == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1120	{
Azure.IoT Build	19:d4f9e872bf3e	1121	LogError("unable to Base64_Encode_Bytes.");
Azure.IoT Build	19:d4f9e872bf3e	1122	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1123	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1124	}
Azure.IoT Build	19:d4f9e872bf3e	1125	else
Azure.IoT Build	19:d4f9e872bf3e	1126	{
Azure.IoT Build	19:d4f9e872bf3e	1127	size_t propertiesSize;
Azure.IoT Build	19:d4f9e872bf3e	1128	if (!(
Azure.IoT Build	19:d4f9e872bf3e	1129	(STRING_concat_with_STRING(result, encoded) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1130	(STRING_concat(result, "\"") == 0) && /\" because closing value/
Azure.IoT Build	19:d4f9e872bf3e	1131	(concat_Properties(result, IoTHubMessage_Properties(message->messageHandle), &propertiesSize) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1132	(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)/
Azure.IoT Build	19:d4f9e872bf3e	1133	))
Azure.IoT Build	19:d4f9e872bf3e	1134	{
Azure.IoT Build	19:d4f9e872bf3e	1135	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1136	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1137	LogError("unable to STRING_concat_with_STRING.");
Azure.IoT Build	19:d4f9e872bf3e	1138	}
Azure.IoT Build	19:d4f9e872bf3e	1139	else
Azure.IoT Build	19:d4f9e872bf3e	1140	{
Azure.IoT Build	19:d4f9e872bf3e	1141	/all is fine... /
Azure.IoT Build	19:d4f9e872bf3e	1142	/Codes_SRS_TRANSPORTMULTITHTTP_17_062: [The message size is computed from the length of the payload + 384.] /
Azure.IoT Build	19:d4f9e872bf3e	1143	*messageSizeContribution = size + MAXIMUM_PAYLOAD_OVERHEAD + propertiesSize;
Azure.IoT Build	19:d4f9e872bf3e	1144	}
Azure.IoT Build	19:d4f9e872bf3e	1145	STRING_delete(encoded);
Azure.IoT Build	19:d4f9e872bf3e	1146	}
Azure.IoT Build	19:d4f9e872bf3e	1147	}
Azure.IoT Build	19:d4f9e872bf3e	1148	}
Azure.IoT Build	19:d4f9e872bf3e	1149	break;
Azure.IoT Build	19:d4f9e872bf3e	1150	}
Azure.IoT Build	19:d4f9e872bf3e	1151	/Codes_SRS_TRANSPORTMULTITHTTP_17_057: [If a messages to be send has type IOTHUBMESSAGE_STRING, then its serialization shall be {"body":"JSON encoding of the string", "base64Encoded":false}] /
Azure.IoT Build	19:d4f9e872bf3e	1152	case IOTHUBMESSAGE_STRING:
Azure.IoT Build	19:d4f9e872bf3e	1153	{
Azure.IoT Build	19:d4f9e872bf3e	1154	result = STRING_construct("{\"body\":");
Azure.IoT Build	19:d4f9e872bf3e	1155	if (result == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1156	{
Azure.IoT Build	19:d4f9e872bf3e	1157	LogError("unable to STRING_construct");
Azure.IoT Build	19:d4f9e872bf3e	1158	}
Azure.IoT Build	19:d4f9e872bf3e	1159	else
Azure.IoT Build	19:d4f9e872bf3e	1160	{
Azure.IoT Build	19:d4f9e872bf3e	1161	const char* source = IoTHubMessage_GetString(message->messageHandle);
Azure.IoT Build	19:d4f9e872bf3e	1162	if (source == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1163	{
Azure.IoT Build	19:d4f9e872bf3e	1164	LogError("unable to IoTHubMessage_GetString");
Azure.IoT Build	19:d4f9e872bf3e	1165	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1166	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1167	}
Azure.IoT Build	19:d4f9e872bf3e	1168	else
Azure.IoT Build	19:d4f9e872bf3e	1169	{
Azure.IoT Build	19:d4f9e872bf3e	1170	STRING_HANDLE asJson = STRING_new_JSON(source);
Azure.IoT Build	19:d4f9e872bf3e	1171	if (asJson == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1172	{
Azure.IoT Build	19:d4f9e872bf3e	1173	LogError("unable to STRING_new_JSON");
Azure.IoT Build	19:d4f9e872bf3e	1174	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1175	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1176	}
Azure.IoT Build	19:d4f9e872bf3e	1177	else
Azure.IoT Build	19:d4f9e872bf3e	1178	{
Azure.IoT Build	19:d4f9e872bf3e	1179	size_t propertiesSize;
Azure.IoT Build	19:d4f9e872bf3e	1180	if (!(
Azure.IoT Build	19:d4f9e872bf3e	1181	(STRING_concat_with_STRING(result, asJson) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1182	(STRING_concat(result, ",\"base64Encoded\":false") == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1183	(concat_Properties(result, IoTHubMessage_Properties(message->messageHandle), &propertiesSize) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1184	(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)/
Azure.IoT Build	19:d4f9e872bf3e	1185	))
Azure.IoT Build	19:d4f9e872bf3e	1186	{
Azure.IoT Build	19:d4f9e872bf3e	1187	LogError("unable to STRING_concat_with_STRING");
Azure.IoT Build	19:d4f9e872bf3e	1188	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1189	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1190	}
Azure.IoT Build	19:d4f9e872bf3e	1191	else
Azure.IoT Build	19:d4f9e872bf3e	1192	{
Azure.IoT Build	19:d4f9e872bf3e	1193	/result has the intended content/
Azure.IoT Build	19:d4f9e872bf3e	1194	/Codes_SRS_TRANSPORTMULTITHTTP_17_062: [The message size is computed from the length of the payload + 384.] /
Azure.IoT Build	19:d4f9e872bf3e	1195	*messageSizeContribution = strlen(source) + MAXIMUM_PAYLOAD_OVERHEAD + propertiesSize;
Azure.IoT Build	19:d4f9e872bf3e	1196	}
Azure.IoT Build	19:d4f9e872bf3e	1197	STRING_delete(asJson);
Azure.IoT Build	19:d4f9e872bf3e	1198	}
Azure.IoT Build	19:d4f9e872bf3e	1199	}
Azure.IoT Build	19:d4f9e872bf3e	1200	}
Azure.IoT Build	19:d4f9e872bf3e	1201	break;
Azure.IoT Build	19:d4f9e872bf3e	1202	}
Azure.IoT Build	19:d4f9e872bf3e	1203	default:
Azure.IoT Build	19:d4f9e872bf3e	1204	{
Azure.IoT Build	19:d4f9e872bf3e	1205	LogError("an unknown message type was encountered (%d)", contentType);
Azure.IoT Build	19:d4f9e872bf3e	1206	result = NULL; /unknown message type/
Azure.IoT Build	19:d4f9e872bf3e	1207	break;
Azure.IoT Build	19:d4f9e872bf3e	1208	}
Azure.IoT Build	19:d4f9e872bf3e	1209	}
Azure.IoT Build	19:d4f9e872bf3e	1210	return result;
AzureIoTClient	6:73793bae15ba	1211	}
AzureIoTClient	6:73793bae15ba	1212
AzureIoTClient	6:73793bae15ba	1213	#define MAKE_PAYLOAD_RESULT_VALUES \
AzureIoTClient	6:73793bae15ba	1214	MAKE_PAYLOAD_OK, /returned when there is a payload to be later send by HTTP/ \
AzureIoTClient	6:73793bae15ba	1215	MAKE_PAYLOAD_NO_ITEMS, /returned when there are no items to be send/ \
AzureIoTClient	6:73793bae15ba	1216	MAKE_PAYLOAD_ERROR, /returned when there were errors/ \
AzureIoTClient	6:73793bae15ba	1217	MAKE_PAYLOAD_FIRST_ITEM_DOES_NOT_FIT /returned when the first item doesn't fit/
AzureIoTClient	6:73793bae15ba	1218
AzureIoTClient	6:73793bae15ba	1219	DEFINE_ENUM(MAKE_PAYLOAD_RESULT, MAKE_PAYLOAD_RESULT_VALUES);
AzureIoTClient	6:73793bae15ba	1220
AzureIoTClient	6:73793bae15ba	1221	/this function assembles several {"body":"base64 encoding of the message content"," base64Encoded": true} into 1 payload/
Azure.IoT Build	13:848d52f93daf	1222	/Codes_SRS_TRANSPORTMULTITHTTP_17_056: [IoTHubTransportHttp_DoWork shall build the following string:[{"body":"base64 encoding of the message1 content"},{"body":"base64 encoding of the message2 content"}...]]/
Azure.IoT Build	13:848d52f93daf	1223	static MAKE_PAYLOAD_RESULT makePayload(HTTPTRANSPORT_PERDEVICE_DATA* deviceData, STRING_HANDLE* payload)
AzureIoTClient	6:73793bae15ba	1224	{
Azure.IoT Build	19:d4f9e872bf3e	1225	MAKE_PAYLOAD_RESULT result;
Azure.IoT Build	19:d4f9e872bf3e	1226	size_t allMessagesSize = 0;
Azure.IoT Build	19:d4f9e872bf3e	1227	*payload = STRING_construct("[");
Azure.IoT Build	19:d4f9e872bf3e	1228	if (*payload == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1229	{
Azure.IoT Build	19:d4f9e872bf3e	1230	LogError("unable to STRING_construct");
Azure.IoT Build	19:d4f9e872bf3e	1231	result = MAKE_PAYLOAD_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	1232	}
Azure.IoT Build	19:d4f9e872bf3e	1233	else
Azure.IoT Build	19:d4f9e872bf3e	1234	{
Azure.IoT Build	19:d4f9e872bf3e	1235	bool isFirst = true;
Azure.IoT Build	19:d4f9e872bf3e	1236	PDLIST_ENTRY actual;
Azure.IoT Build	19:d4f9e872bf3e	1237	bool keepGoing = true; /keepGoing gets sometimes to false from within the loop/
Azure.IoT Build	19:d4f9e872bf3e	1238	/either all the items enter the list or only some/
Azure.IoT Build	19:d4f9e872bf3e	1239	result = MAKE_PAYLOAD_OK; /optimistically initializing it/
Azure.IoT Build	19:d4f9e872bf3e	1240	while (keepGoing && ((actual = deviceData->waitingToSend->Flink) != deviceData->waitingToSend))
Azure.IoT Build	19:d4f9e872bf3e	1241	{
Azure.IoT Build	19:d4f9e872bf3e	1242	size_t messageSize;
Azure.IoT Build	19:d4f9e872bf3e	1243	STRING_HANDLE temp = make1EventJSONitem(actual, &messageSize);
Azure.IoT Build	19:d4f9e872bf3e	1244	if (isFirst)
Azure.IoT Build	19:d4f9e872bf3e	1245	{
Azure.IoT Build	19:d4f9e872bf3e	1246	isFirst = false;
Azure.IoT Build	19:d4f9e872bf3e	1247	/Codes_SRS_TRANSPORTMULTITHTTP_17_067: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]/
Azure.IoT Build	19:d4f9e872bf3e	1248	if (temp == NULL) /first item failed to create, nothing to send/
Azure.IoT Build	19:d4f9e872bf3e	1249	{
Azure.IoT Build	19:d4f9e872bf3e	1250	result = MAKE_PAYLOAD_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	1251	STRING_delete(*payload);
Azure.IoT Build	19:d4f9e872bf3e	1252	*payload = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1253	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1254	}
Azure.IoT Build	19:d4f9e872bf3e	1255	else
Azure.IoT Build	19:d4f9e872bf3e	1256	{
Azure.IoT Build	19:d4f9e872bf3e	1257	/Codes_SRS_TRANSPORTMULTITHTTP_17_065: [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_CLIENT_CONFIRMATION_RESULT result shall be set to IOTHUB_CLIENT_CONFIRMATION_BATCHSTATE_FAILED.]/
Azure.IoT Build	19:d4f9e872bf3e	1258	/Codes_SRS_TRANSPORTMULTITHTTP_17_061: [The message size shall be limited to 255KB - 1 byte.]/
Azure.IoT Build	19:d4f9e872bf3e	1259	if (messageSize > MAXIMUM_MESSAGE_SIZE)
Azure.IoT Build	19:d4f9e872bf3e	1260	{
Azure.IoT Build	19:d4f9e872bf3e	1261	PDLIST_ENTRY head = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1262	DList_InsertTailList(&(deviceData->eventConfirmations), head);
Azure.IoT Build	19:d4f9e872bf3e	1263	result = MAKE_PAYLOAD_FIRST_ITEM_DOES_NOT_FIT;
Azure.IoT Build	19:d4f9e872bf3e	1264	STRING_delete(*payload);
Azure.IoT Build	19:d4f9e872bf3e	1265	*payload = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1266	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1267	}
Azure.IoT Build	19:d4f9e872bf3e	1268	else
Azure.IoT Build	19:d4f9e872bf3e	1269	{
Azure.IoT Build	19:d4f9e872bf3e	1270	if (STRING_concat_with_STRING(*payload, temp) != 0)
Azure.IoT Build	19:d4f9e872bf3e	1271	{
Azure.IoT Build	19:d4f9e872bf3e	1272	/Codes_SRS_TRANSPORTMULTITHTTP_17_067: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]/
Azure.IoT Build	19:d4f9e872bf3e	1273	result = MAKE_PAYLOAD_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	1274	STRING_delete(*payload);
Azure.IoT Build	19:d4f9e872bf3e	1275	*payload = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1276	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1277	}
Azure.IoT Build	19:d4f9e872bf3e	1278	else
Azure.IoT Build	19:d4f9e872bf3e	1279	{
Azure.IoT Build	19:d4f9e872bf3e	1280	/first item was put nicely in the payload/
Azure.IoT Build	19:d4f9e872bf3e	1281	PDLIST_ENTRY head = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1282	DList_InsertTailList(&(deviceData->eventConfirmations), head);
Azure.IoT Build	19:d4f9e872bf3e	1283	allMessagesSize += messageSize;
Azure.IoT Build	19:d4f9e872bf3e	1284	}
Azure.IoT Build	19:d4f9e872bf3e	1285	}
Azure.IoT Build	19:d4f9e872bf3e	1286	STRING_delete(temp);
Azure.IoT Build	19:d4f9e872bf3e	1287	}
Azure.IoT Build	19:d4f9e872bf3e	1288	}
Azure.IoT Build	19:d4f9e872bf3e	1289	else
Azure.IoT Build	19:d4f9e872bf3e	1290	{
Azure.IoT Build	19:d4f9e872bf3e	1291	/there is at least 1 item already in the payload/
Azure.IoT Build	19:d4f9e872bf3e	1292	if (temp == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1293	{
Azure.IoT Build	19:d4f9e872bf3e	1294	/there are multiple payloads encoded, the last one had an internal error, just go with those - closing the payload happens "after the loop"/
Azure.IoT Build	19:d4f9e872bf3e	1295	/Codes_SRS_TRANSPORTMULTITHTTP_17_066: [If at any point during construction of the string there are errors, IoTHubTransportHttp_DoWork shall use the so far constructed string as payload.]/
Azure.IoT Build	19:d4f9e872bf3e	1296	result = MAKE_PAYLOAD_OK;
Azure.IoT Build	19:d4f9e872bf3e	1297	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1298	}
Azure.IoT Build	19:d4f9e872bf3e	1299	else
Azure.IoT Build	19:d4f9e872bf3e	1300	{
Azure.IoT Build	19:d4f9e872bf3e	1301	if (allMessagesSize + messageSize > MAXIMUM_MESSAGE_SIZE)
Azure.IoT Build	19:d4f9e872bf3e	1302	{
Azure.IoT Build	19:d4f9e872bf3e	1303	/this item doesn't make it to the payload, but the payload is valid so far/
Azure.IoT Build	19:d4f9e872bf3e	1304	/Codes_SRS_TRANSPORTMULTITHTTP_17_066: [If at any point during construction of the string there are errors, IoTHubTransportHttp_DoWork shall use the so far constructed string as payload.]/
Azure.IoT Build	19:d4f9e872bf3e	1305	result = MAKE_PAYLOAD_OK;
Azure.IoT Build	19:d4f9e872bf3e	1306	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1307	}
Azure.IoT Build	19:d4f9e872bf3e	1308	else if (STRING_concat_with_STRING(*payload, temp) != 0)
Azure.IoT Build	19:d4f9e872bf3e	1309	{
Azure.IoT Build	19:d4f9e872bf3e	1310	/should still send what there is so far.../
Azure.IoT Build	19:d4f9e872bf3e	1311	/Codes_SRS_TRANSPORTMULTITHTTP_17_066: [If at any point during construction of the string there are errors, IoTHubTransportHttp_DoWork shall use the so far constructed string as payload.]/
Azure.IoT Build	19:d4f9e872bf3e	1312	result = MAKE_PAYLOAD_OK;
Azure.IoT Build	19:d4f9e872bf3e	1313	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1314	}
Azure.IoT Build	19:d4f9e872bf3e	1315	else
Azure.IoT Build	19:d4f9e872bf3e	1316	{
Azure.IoT Build	19:d4f9e872bf3e	1317	/cool, the payload made it there, let's continue... /
Azure.IoT Build	19:d4f9e872bf3e	1318	PDLIST_ENTRY head = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1319	DList_InsertTailList(&(deviceData->eventConfirmations), head);
Azure.IoT Build	19:d4f9e872bf3e	1320	allMessagesSize += messageSize;
Azure.IoT Build	19:d4f9e872bf3e	1321	}
Azure.IoT Build	19:d4f9e872bf3e	1322	STRING_delete(temp);
Azure.IoT Build	19:d4f9e872bf3e	1323	}
Azure.IoT Build	19:d4f9e872bf3e	1324	}
Azure.IoT Build	19:d4f9e872bf3e	1325	}
AzureIoTClient	6:73793bae15ba	1326
Azure.IoT Build	19:d4f9e872bf3e	1327	/closing the payload/
Azure.IoT Build	19:d4f9e872bf3e	1328	if (result == MAKE_PAYLOAD_OK)
Azure.IoT Build	19:d4f9e872bf3e	1329	{
Azure.IoT Build	19:d4f9e872bf3e	1330	((char)STRING_c_str(payload))[STRING_length(payload) - 1] = ']'; /TODO - do this in STRING_HANDLE*/
Azure.IoT Build	19:d4f9e872bf3e	1331	}
Azure.IoT Build	19:d4f9e872bf3e	1332	else
Azure.IoT Build	19:d4f9e872bf3e	1333	{
Azure.IoT Build	19:d4f9e872bf3e	1334	/no need to close anything/
Azure.IoT Build	19:d4f9e872bf3e	1335	}
Azure.IoT Build	19:d4f9e872bf3e	1336	}
Azure.IoT Build	19:d4f9e872bf3e	1337	return result;
AzureIoTClient	6:73793bae15ba	1338	}
AzureIoTClient	6:73793bae15ba	1339
AzureIoTClient	6:73793bae15ba	1340	static void reversePutListBackIn(PDLIST_ENTRY source, PDLIST_ENTRY destination)
AzureIoTClient	6:73793bae15ba	1341	{
Azure.IoT Build	19:d4f9e872bf3e	1342	/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/
Azure.IoT Build	19:d4f9e872bf3e	1343	DList_AppendTailList(destination->Flink, source);
Azure.IoT Build	19:d4f9e872bf3e	1344	DList_RemoveEntryList(source);
Azure.IoT Build	19:d4f9e872bf3e	1345	DList_InitializeListHead(source);
AzureIoTClient	6:73793bae15ba	1346	}
AzureIoTClient	6:73793bae15ba	1347
Azure.IoT Build	13:848d52f93daf	1348	static void DoEvent(HTTPTRANSPORT_HANDLE_DATA* handleData, HTTPTRANSPORT_PERDEVICE_DATA* deviceData, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle)
AzureIoTClient	6:73793bae15ba	1349	{
Azure.IoT Build	13:848d52f93daf	1350
Azure.IoT Build	19:d4f9e872bf3e	1351	if (DList_IsListEmpty(deviceData->waitingToSend))
Azure.IoT Build	19:d4f9e872bf3e	1352	{
Azure.IoT Build	19:d4f9e872bf3e	1353	/Codes_SRS_TRANSPORTMULTITHTTP_17_060: [If the list is empty then IoTHubTransportHttp_DoWork shall proceed to the following action.] /
Azure.IoT Build	19:d4f9e872bf3e	1354	}
Azure.IoT Build	19:d4f9e872bf3e	1355	else
Azure.IoT Build	19:d4f9e872bf3e	1356	{
Azure.IoT Build	19:d4f9e872bf3e	1357	/Codes_SRS_TRANSPORTMULTITHTTP_17_053: [If option SetBatching is true then _Dowork shall send batched event message as specced below.] /
Azure.IoT Build	19:d4f9e872bf3e	1358	if (handleData->doBatchedTransfers)
Azure.IoT Build	19:d4f9e872bf3e	1359	{
Azure.IoT Build	19:d4f9e872bf3e	1360	/Codes_SRS_TRANSPORTMULTITHTTP_17_054: [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.] /
Azure.IoT Build	19:d4f9e872bf3e	1361	if (HTTPHeaders_ReplaceHeaderNameValuePair(deviceData->eventHTTPrequestHeaders, CONTENT_TYPE, APPLICATION_VND_MICROSOFT_IOTHUB_JSON) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1362	{
Azure.IoT Build	19:d4f9e872bf3e	1363	/Codes_SRS_TRANSPORTMULTITHTTP_17_055: [If updating Content-Type fails for any reason, then _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1364	LogError("unable to HTTPHeaders_ReplaceHeaderNameValuePair");
Azure.IoT Build	19:d4f9e872bf3e	1365	}
Azure.IoT Build	19:d4f9e872bf3e	1366	else
Azure.IoT Build	19:d4f9e872bf3e	1367	{
Azure.IoT Build	19:d4f9e872bf3e	1368	/Codes_SRS_TRANSPORTMULTITHTTP_17_059: [It shall inspect the "waitingToSend" DLIST passed in config structure.] /
Azure.IoT Build	19:d4f9e872bf3e	1369	STRING_HANDLE payload;
Azure.IoT Build	19:d4f9e872bf3e	1370	switch (makePayload(deviceData, &payload))
Azure.IoT Build	19:d4f9e872bf3e	1371	{
Azure.IoT Build	19:d4f9e872bf3e	1372	case MAKE_PAYLOAD_OK:
Azure.IoT Build	19:d4f9e872bf3e	1373	{
Azure.IoT Build	19:d4f9e872bf3e	1374	/Codes_SRS_TRANSPORTMULTITHTTP_17_068: [Once a final payload has been obtained, IoTHubTransportHttp_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest passing the following parameters:] /
Azure.IoT Build	19:d4f9e872bf3e	1375	BUFFER_HANDLE temp = BUFFER_new();
Azure.IoT Build	19:d4f9e872bf3e	1376	if (temp == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1377	{
Azure.IoT Build	19:d4f9e872bf3e	1378	LogError("unable to BUFFER_new");
Azure.IoT Build	19:d4f9e872bf3e	1379	/Codes_SRS_TRANSPORTMULTITHTTP_17_067: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]/
Azure.IoT Build	19:d4f9e872bf3e	1380	reversePutListBackIn(&(deviceData->eventConfirmations), deviceData->waitingToSend);
Azure.IoT Build	19:d4f9e872bf3e	1381	}
Azure.IoT Build	19:d4f9e872bf3e	1382	else
Azure.IoT Build	19:d4f9e872bf3e	1383	{
Azure.IoT Build	19:d4f9e872bf3e	1384	if (BUFFER_build(temp, (const unsigned char*)STRING_c_str(payload), STRING_length(payload)) != 0)
Azure.IoT Build	19:d4f9e872bf3e	1385	{
Azure.IoT Build	19:d4f9e872bf3e	1386	LogError("unable to BUFFER_build");
Azure.IoT Build	19:d4f9e872bf3e	1387	//items go back to waitingToSend
Azure.IoT Build	19:d4f9e872bf3e	1388	/Codes_SRS_TRANSPORTMULTITHTTP_17_067: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]/
Azure.IoT Build	19:d4f9e872bf3e	1389	reversePutListBackIn(&(deviceData->eventConfirmations), deviceData->waitingToSend);
Azure.IoT Build	19:d4f9e872bf3e	1390	}
Azure.IoT Build	19:d4f9e872bf3e	1391	else
Azure.IoT Build	19:d4f9e872bf3e	1392	{
Azure.IoT Build	19:d4f9e872bf3e	1393	unsigned int statusCode;
AzureIoTClient	25:3a68a581d3f9	1394	if (HTTPAPIEX_SAS_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1395	deviceData->sasObject,
Azure.IoT Build	19:d4f9e872bf3e	1396	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	1397	HTTPAPI_REQUEST_POST,
Azure.IoT Build	19:d4f9e872bf3e	1398	STRING_c_str(deviceData->eventHTTPrelativePath),
Azure.IoT Build	19:d4f9e872bf3e	1399	deviceData->eventHTTPrequestHeaders,
Azure.IoT Build	19:d4f9e872bf3e	1400	temp,
Azure.IoT Build	19:d4f9e872bf3e	1401	&statusCode,
Azure.IoT Build	19:d4f9e872bf3e	1402	NULL,
Azure.IoT Build	19:d4f9e872bf3e	1403	NULL
AzureIoTClient	25:3a68a581d3f9	1404	) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1405	{
Azure.IoT Build	19:d4f9e872bf3e	1406	LogError("unable to HTTPAPIEX_ExecuteRequest");
Azure.IoT Build	19:d4f9e872bf3e	1407	//items go back to waitingToSend
Azure.IoT Build	19:d4f9e872bf3e	1408	/Codes_SRS_TRANSPORTMULTITHTTP_17_069: [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).] /
Azure.IoT Build	19:d4f9e872bf3e	1409	reversePutListBackIn(&(deviceData->eventConfirmations), deviceData->waitingToSend);
Azure.IoT Build	19:d4f9e872bf3e	1410	}
Azure.IoT Build	19:d4f9e872bf3e	1411	else
Azure.IoT Build	19:d4f9e872bf3e	1412	{
Azure.IoT Build	19:d4f9e872bf3e	1413	if (statusCode < 300)
Azure.IoT Build	19:d4f9e872bf3e	1414	{
Azure.IoT Build	19:d4f9e872bf3e	1415	/Codes_SRS_TRANSPORTMULTITHTTP_17_070: [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_CLIENT_CONFIRMATION_RESULT result shall be set to IOTHUB_CLIENT_CONFIRMATION_OK. The batched items shall be removed from waitingToSend.] /
Azure.IoT Build	19:d4f9e872bf3e	1416	IoTHubClient_LL_SendComplete(iotHubClientHandle, &(deviceData->eventConfirmations), IOTHUB_CLIENT_CONFIRMATION_OK);
Azure.IoT Build	19:d4f9e872bf3e	1417	}
Azure.IoT Build	19:d4f9e872bf3e	1418	else
Azure.IoT Build	19:d4f9e872bf3e	1419	{
Azure.IoT Build	19:d4f9e872bf3e	1420	//items go back to waitingToSend
Azure.IoT Build	19:d4f9e872bf3e	1421	/Codes_SRS_TRANSPORTMULTITHTTP_17_069: [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).] /
Azure.IoT Build	19:d4f9e872bf3e	1422	LogError("unexpected HTTP status code (%u)", statusCode);
Azure.IoT Build	19:d4f9e872bf3e	1423	reversePutListBackIn(&(deviceData->eventConfirmations), deviceData->waitingToSend);
Azure.IoT Build	19:d4f9e872bf3e	1424	}
Azure.IoT Build	19:d4f9e872bf3e	1425	}
Azure.IoT Build	19:d4f9e872bf3e	1426	}
Azure.IoT Build	19:d4f9e872bf3e	1427	BUFFER_delete(temp);
Azure.IoT Build	19:d4f9e872bf3e	1428	}
Azure.IoT Build	19:d4f9e872bf3e	1429	STRING_delete(payload);
Azure.IoT Build	19:d4f9e872bf3e	1430	break;
Azure.IoT Build	19:d4f9e872bf3e	1431	}
Azure.IoT Build	19:d4f9e872bf3e	1432	case MAKE_PAYLOAD_FIRST_ITEM_DOES_NOT_FIT:
Azure.IoT Build	19:d4f9e872bf3e	1433	{
Azure.IoT Build	19:d4f9e872bf3e	1434	IoTHubClient_LL_SendComplete(iotHubClientHandle, &(deviceData->eventConfirmations), IOTHUB_CLIENT_CONFIRMATION_ERROR); /takes care of emptying the list too/
Azure.IoT Build	19:d4f9e872bf3e	1435	break;
Azure.IoT Build	19:d4f9e872bf3e	1436	}
Azure.IoT Build	19:d4f9e872bf3e	1437	case MAKE_PAYLOAD_ERROR:
Azure.IoT Build	19:d4f9e872bf3e	1438	{
Azure.IoT Build	19:d4f9e872bf3e	1439	LogError("unrecoverable errors while building a batch message");
Azure.IoT Build	19:d4f9e872bf3e	1440	break;
Azure.IoT Build	19:d4f9e872bf3e	1441	}
Azure.IoT Build	19:d4f9e872bf3e	1442	case MAKE_PAYLOAD_NO_ITEMS:
Azure.IoT Build	19:d4f9e872bf3e	1443	{
Azure.IoT Build	19:d4f9e872bf3e	1444	/do nothing/
Azure.IoT Build	19:d4f9e872bf3e	1445	break;
Azure.IoT Build	19:d4f9e872bf3e	1446	}
Azure.IoT Build	19:d4f9e872bf3e	1447	default:
Azure.IoT Build	19:d4f9e872bf3e	1448	{
Azure.IoT Build	19:d4f9e872bf3e	1449	LogError("internal error: switch's default branch reached when never intended");
Azure.IoT Build	19:d4f9e872bf3e	1450	break;
Azure.IoT Build	19:d4f9e872bf3e	1451	}
Azure.IoT Build	19:d4f9e872bf3e	1452	}
Azure.IoT Build	19:d4f9e872bf3e	1453	}
Azure.IoT Build	19:d4f9e872bf3e	1454	}
Azure.IoT Build	19:d4f9e872bf3e	1455	else
Azure.IoT Build	19:d4f9e872bf3e	1456	{
Azure.IoT Build	19:d4f9e872bf3e	1457	const unsigned char* messageContent=NULL;
Azure.IoT Build	19:d4f9e872bf3e	1458	size_t messageSize=0;
Azure.IoT Build	19:d4f9e872bf3e	1459	size_t originalMessageSize=0;
Azure.IoT Build	19:d4f9e872bf3e	1460	IOTHUB_MESSAGE_LIST* message = containingRecord(deviceData->waitingToSend->Flink, IOTHUB_MESSAGE_LIST, entry);
Azure.IoT Build	19:d4f9e872bf3e	1461	IOTHUBMESSAGE_CONTENT_TYPE contentType = IoTHubMessage_GetContentType(message->messageHandle);
AzureIoTClient	6:73793bae15ba	1462
Azure.IoT Build	19:d4f9e872bf3e	1463	/Codes_SRS_TRANSPORTMULTITHTTP_17_073: [The message size is computed from the length of the payload + 384.]/
Azure.IoT Build	19:d4f9e872bf3e	1464	if (!(
Azure.IoT Build	19:d4f9e872bf3e	1465	(((contentType == IOTHUBMESSAGE_BYTEARRAY) &&
Azure.IoT Build	19:d4f9e872bf3e	1466	(IoTHubMessage_GetByteArray(message->messageHandle, &messageContent, &originalMessageSize)==IOTHUB_MESSAGE_OK)) ? (messageSize= originalMessageSize + MAXIMUM_PAYLOAD_OVERHEAD, 1): 0)
AzureIoTClient	17:7ef88cde801f	1467
Azure.IoT Build	19:d4f9e872bf3e	1468	\|\|
AzureIoTClient	6:73793bae15ba	1469
Azure.IoT Build	19:d4f9e872bf3e	1470	((contentType == IOTHUBMESSAGE_STRING) && (
Azure.IoT Build	19:d4f9e872bf3e	1471	messageContent = (const unsigned char*)IoTHubMessage_GetString(message->messageHandle),
Azure.IoT Build	19:d4f9e872bf3e	1472	(messageSize = MAXIMUM_PAYLOAD_OVERHEAD + (originalMessageSize = ((messageContent == NULL)?0:strlen((const char*)messageContent)))),
Azure.IoT Build	19:d4f9e872bf3e	1473	messageContent!=NULL)
Azure.IoT Build	19:d4f9e872bf3e	1474	)
Azure.IoT Build	19:d4f9e872bf3e	1475	))
Azure.IoT Build	19:d4f9e872bf3e	1476	{
Azure.IoT Build	19:d4f9e872bf3e	1477	LogError("unable to get the message content");
Azure.IoT Build	19:d4f9e872bf3e	1478	/go on.../
Azure.IoT Build	19:d4f9e872bf3e	1479	}
Azure.IoT Build	19:d4f9e872bf3e	1480	else
Azure.IoT Build	19:d4f9e872bf3e	1481	{
Azure.IoT Build	19:d4f9e872bf3e	1482	/Codes_SRS_TRANSPORTMULTITHTTP_17_075: [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_CLIENT_CONFIRMATION_RESULT result shall be set to IOTHUB_CLIENT_CONFIRMATION_BATCHSTATE_FAILED.]/
Azure.IoT Build	19:d4f9e872bf3e	1483	/Codes_SRS_TRANSPORTMULTITHTTP_17_072: [The message size shall be limited to 255KB -1 bytes.] /
Azure.IoT Build	19:d4f9e872bf3e	1484	if (messageSize > MAXIMUM_MESSAGE_SIZE)
Azure.IoT Build	19:d4f9e872bf3e	1485	{
Azure.IoT Build	19:d4f9e872bf3e	1486	PDLIST_ENTRY head = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1487	DList_InsertTailList(&(deviceData->eventConfirmations), head);
Azure.IoT Build	19:d4f9e872bf3e	1488	IoTHubClient_LL_SendComplete(iotHubClientHandle, &(deviceData->eventConfirmations), IOTHUB_CLIENT_CONFIRMATION_ERROR); /takes care of emptying the list too/
Azure.IoT Build	19:d4f9e872bf3e	1489	}
Azure.IoT Build	19:d4f9e872bf3e	1490	else
Azure.IoT Build	19:d4f9e872bf3e	1491	{
Azure.IoT Build	19:d4f9e872bf3e	1492	/Codes_SRS_TRANSPORTMULTITHTTP_17_071: [If option SetBatching is false then _Dowork shall send individual event message as specced below.] /
Azure.IoT Build	19:d4f9e872bf3e	1493	/Codes_SRS_TRANSPORTMULTITHTTP_17_076: [A clone of the event HTTP request headers shall be created.]/
Azure.IoT Build	19:d4f9e872bf3e	1494	HTTP_HEADERS_HANDLE clonedEventHTTPrequestHeaders = HTTPHeaders_Clone(deviceData->eventHTTPrequestHeaders);
Azure.IoT Build	19:d4f9e872bf3e	1495	if (clonedEventHTTPrequestHeaders == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1496	{
Azure.IoT Build	19:d4f9e872bf3e	1497	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1498	LogError("HTTPHeaders_Clone failed");
Azure.IoT Build	19:d4f9e872bf3e	1499	}
Azure.IoT Build	19:d4f9e872bf3e	1500	else
Azure.IoT Build	19:d4f9e872bf3e	1501	{
Azure.IoT Build	19:d4f9e872bf3e	1502	/Codes_SRS_TRANSPORTMULTITHTTP_17_077: [The cloned HTTP headers shall have the HTTP header "Content-Type" set to "application/octet-stream".] /
Azure.IoT Build	19:d4f9e872bf3e	1503	if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, CONTENT_TYPE, APPLICATION_OCTET_STREAM) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1504	{
Azure.IoT Build	19:d4f9e872bf3e	1505	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1506	LogError("HTTPHeaders_ReplaceHeaderNameValuePair failed");
Azure.IoT Build	19:d4f9e872bf3e	1507	}
Azure.IoT Build	19:d4f9e872bf3e	1508	else
Azure.IoT Build	19:d4f9e872bf3e	1509	{
Azure.IoT Build	19:d4f9e872bf3e	1510	/Codes_SRS_TRANSPORTMULTITHTTP_17_078: [Every message property "property":"value" shall be added to the HTTP headers as an individual header "iothub-app-property":"value".] /
Azure.IoT Build	19:d4f9e872bf3e	1511	MAP_HANDLE map = IoTHubMessage_Properties(message->messageHandle);
Azure.IoT Build	19:d4f9e872bf3e	1512	const charconst keys;
Azure.IoT Build	19:d4f9e872bf3e	1513	const charconst values;
Azure.IoT Build	19:d4f9e872bf3e	1514	size_t count;
Azure.IoT Build	19:d4f9e872bf3e	1515	if (Map_GetInternals(map, &keys, &values, &count) != MAP_OK)
Azure.IoT Build	19:d4f9e872bf3e	1516	{
Azure.IoT Build	19:d4f9e872bf3e	1517	/Codes_SRS_TRANSPORTMULTITHTTP_17_078: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1518	LogError("unable to Map_GetInternals");
Azure.IoT Build	19:d4f9e872bf3e	1519	}
Azure.IoT Build	19:d4f9e872bf3e	1520	else
Azure.IoT Build	19:d4f9e872bf3e	1521	{
Azure.IoT Build	19:d4f9e872bf3e	1522	size_t i;
Azure.IoT Build	19:d4f9e872bf3e	1523	bool goOn = true;
Azure.IoT Build	19:d4f9e872bf3e	1524	const char* msgId;
Azure.IoT Build	19:d4f9e872bf3e	1525	const char* corrId;
AzureIoTClient	17:7ef88cde801f	1526
Azure.IoT Build	19:d4f9e872bf3e	1527	for (i = 0; (i < count) && goOn; i++)
Azure.IoT Build	19:d4f9e872bf3e	1528	{
Azure.IoT Build	19:d4f9e872bf3e	1529	/Codes_SRS_TRANSPORTMULTITHTTP_17_074: [Every property name shall add to the message size the length of the property name + the length of the property value + 16 bytes.] /
Azure.IoT Build	19:d4f9e872bf3e	1530	messageSize += (strlen(values[i]) + strlen(keys[i]) + MAXIMUM_PROPERTY_OVERHEAD);
Azure.IoT Build	19:d4f9e872bf3e	1531	if (messageSize > MAXIMUM_MESSAGE_SIZE)
Azure.IoT Build	19:d4f9e872bf3e	1532	{
Azure.IoT Build	19:d4f9e872bf3e	1533	/Codes_SRS_TRANSPORTMULTITHTTP_17_072: [The message size shall be limited to 255KB -1 bytes.] /
Azure.IoT Build	19:d4f9e872bf3e	1534	PDLIST_ENTRY head = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1535	DList_InsertTailList(&(deviceData->eventConfirmations), head);
Azure.IoT Build	19:d4f9e872bf3e	1536	IoTHubClient_LL_SendComplete(iotHubClientHandle, &(deviceData->eventConfirmations), IOTHUB_CLIENT_CONFIRMATION_ERROR); /takes care of emptying the list too/
Azure.IoT Build	19:d4f9e872bf3e	1537	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1538	}
Azure.IoT Build	19:d4f9e872bf3e	1539	else
Azure.IoT Build	19:d4f9e872bf3e	1540	{
Azure.IoT Build	19:d4f9e872bf3e	1541	STRING_HANDLE temp = STRING_construct(IOTHUB_APP_PREFIX);
Azure.IoT Build	19:d4f9e872bf3e	1542	if (temp == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1543	{
Azure.IoT Build	19:d4f9e872bf3e	1544	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1545	LogError("unable to STRING_construct");
Azure.IoT Build	19:d4f9e872bf3e	1546	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1547	}
Azure.IoT Build	19:d4f9e872bf3e	1548	else
Azure.IoT Build	19:d4f9e872bf3e	1549	{
Azure.IoT Build	19:d4f9e872bf3e	1550	if (STRING_concat(temp, keys[i]) != 0)
Azure.IoT Build	19:d4f9e872bf3e	1551	{
Azure.IoT Build	19:d4f9e872bf3e	1552	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1553	LogError("unable to STRING_concat");
Azure.IoT Build	19:d4f9e872bf3e	1554	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1555	}
Azure.IoT Build	19:d4f9e872bf3e	1556	else
Azure.IoT Build	19:d4f9e872bf3e	1557	{
Azure.IoT Build	19:d4f9e872bf3e	1558	if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, STRING_c_str(temp), values[i]) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1559	{
Azure.IoT Build	19:d4f9e872bf3e	1560	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1561	LogError("unable to HTTPHeaders_ReplaceHeaderNameValuePair");
Azure.IoT Build	19:d4f9e872bf3e	1562	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1563	}
Azure.IoT Build	19:d4f9e872bf3e	1564	}
Azure.IoT Build	19:d4f9e872bf3e	1565	STRING_delete(temp);
Azure.IoT Build	19:d4f9e872bf3e	1566	}
Azure.IoT Build	19:d4f9e872bf3e	1567	}
Azure.IoT Build	19:d4f9e872bf3e	1568	}
AzureIoTClient	6:73793bae15ba	1569
Azure.IoT Build	19:d4f9e872bf3e	1570	// Add the Message Id and the Correlation Id
Azure.IoT Build	19:d4f9e872bf3e	1571	msgId = IoTHubMessage_GetMessageId(message->messageHandle);
Azure.IoT Build	19:d4f9e872bf3e	1572	if (goOn && msgId != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1573	{
Azure.IoT Build	19:d4f9e872bf3e	1574	if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, IOTHUB_MESSAGE_ID, msgId) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1575	{
Azure.IoT Build	19:d4f9e872bf3e	1576	LogError("unable to HTTPHeaders_ReplaceHeaderNameValuePair");
Azure.IoT Build	19:d4f9e872bf3e	1577	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1578	}
Azure.IoT Build	19:d4f9e872bf3e	1579	}
AzureIoTClient	17:7ef88cde801f	1580
Azure.IoT Build	19:d4f9e872bf3e	1581	corrId = IoTHubMessage_GetCorrelationId(message->messageHandle);
Azure.IoT Build	19:d4f9e872bf3e	1582	if (goOn && corrId != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1583	{
Azure.IoT Build	19:d4f9e872bf3e	1584	if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, IOTHUB_CORRELATION_ID, corrId) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1585	{
Azure.IoT Build	19:d4f9e872bf3e	1586	LogError("unable to HTTPHeaders_ReplaceHeaderNameValuePair");
Azure.IoT Build	19:d4f9e872bf3e	1587	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1588	}
Azure.IoT Build	19:d4f9e872bf3e	1589	}
AzureIoTClient	7:48f0f78cd3ef	1590
Azure.IoT Build	19:d4f9e872bf3e	1591	if (!goOn)
Azure.IoT Build	19:d4f9e872bf3e	1592	{
Azure.IoT Build	19:d4f9e872bf3e	1593	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1594	}
Azure.IoT Build	19:d4f9e872bf3e	1595	else
Azure.IoT Build	19:d4f9e872bf3e	1596	{
Azure.IoT Build	19:d4f9e872bf3e	1597	BUFFER_HANDLE toBeSend = BUFFER_new();
Azure.IoT Build	19:d4f9e872bf3e	1598	if (toBeSend == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1599	{
Azure.IoT Build	19:d4f9e872bf3e	1600	LogError("unable to BUFFER_new");
Azure.IoT Build	19:d4f9e872bf3e	1601	}
Azure.IoT Build	19:d4f9e872bf3e	1602	else
Azure.IoT Build	19:d4f9e872bf3e	1603	{
Azure.IoT Build	19:d4f9e872bf3e	1604	if (BUFFER_build(toBeSend, messageContent, originalMessageSize) != 0)
Azure.IoT Build	19:d4f9e872bf3e	1605	{
Azure.IoT Build	19:d4f9e872bf3e	1606	LogError("unable to BUFFER_build");
Azure.IoT Build	19:d4f9e872bf3e	1607	}
Azure.IoT Build	19:d4f9e872bf3e	1608	else
Azure.IoT Build	19:d4f9e872bf3e	1609	{
AzureIoTClient	20:b652f2e4cccf	1610	unsigned int statusCode = 0;
Azure.IoT Build	19:d4f9e872bf3e	1611	HTTPAPIEX_RESULT r;
Azure.IoT Build	19:d4f9e872bf3e	1612	if (deviceData->deviceSasToken != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1613	{
Azure.IoT Build	19:d4f9e872bf3e	1614	/Codes_SRS_TRANSPORTMULTITHTTP_03_001: [if a deviceSasToken exists, HTTPHeaders_ReplaceHeaderNameValuePair shall be invoked with "Authorization" as its second argument and STRING_c_str (deviceSasToken) as its third argument.]/
Azure.IoT Build	19:d4f9e872bf3e	1615	if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, "Authorization", STRING_c_str(deviceData->deviceSasToken)) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1616	{
Azure.IoT Build	19:d4f9e872bf3e	1617	r = HTTPAPIEX_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	1618	/Codes_SRS_TRANSPORTMULTITHTTP_03_002: [If the result of the invocation of HTTPHeaders_ReplaceHeaderNameValuePair is NOT HTTP_HEADERS_OK then fallthrough.]/
Azure.IoT Build	19:d4f9e872bf3e	1619	LogError("Unable to replace the old SAS Token.");
Azure.IoT Build	19:d4f9e872bf3e	1620	}
AzureIoTClient	7:48f0f78cd3ef	1621
Azure.IoT Build	19:d4f9e872bf3e	1622	/Codes_SRS_TRANSPORTMULTITHTTP_03_003: [If a deviceSasToken exists, IoTHubTransportHttp_DoWork shall call HTTPAPIEX_ExecuteRequest passing the following parameters] /
Azure.IoT Build	19:d4f9e872bf3e	1623	else if ((r = HTTPAPIEX_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1624	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	1625	HTTPAPI_REQUEST_POST,
Azure.IoT Build	19:d4f9e872bf3e	1626	STRING_c_str(deviceData->eventHTTPrelativePath),
Azure.IoT Build	19:d4f9e872bf3e	1627	clonedEventHTTPrequestHeaders,
Azure.IoT Build	19:d4f9e872bf3e	1628	toBeSend,
Azure.IoT Build	19:d4f9e872bf3e	1629	&statusCode,
Azure.IoT Build	19:d4f9e872bf3e	1630	NULL,
Azure.IoT Build	19:d4f9e872bf3e	1631	NULL
Azure.IoT Build	19:d4f9e872bf3e	1632	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1633	{
Azure.IoT Build	19:d4f9e872bf3e	1634	LogError("Unable to HTTPAPIEX_ExecuteRequest.");
Azure.IoT Build	19:d4f9e872bf3e	1635	}
Azure.IoT Build	19:d4f9e872bf3e	1636	}
Azure.IoT Build	19:d4f9e872bf3e	1637	else
Azure.IoT Build	19:d4f9e872bf3e	1638	{
Azure.IoT Build	19:d4f9e872bf3e	1639	/Codes_SRS_TRANSPORTMULTITHTTP_17_080: [If a deviceSasToken does not exist, IoTHubTransportHttp_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest passing the following parameters] /
Azure.IoT Build	19:d4f9e872bf3e	1640	if ((r = HTTPAPIEX_SAS_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1641	deviceData->sasObject,
Azure.IoT Build	19:d4f9e872bf3e	1642	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	1643	HTTPAPI_REQUEST_POST,
Azure.IoT Build	19:d4f9e872bf3e	1644	STRING_c_str(deviceData->eventHTTPrelativePath),
Azure.IoT Build	19:d4f9e872bf3e	1645	clonedEventHTTPrequestHeaders,
Azure.IoT Build	19:d4f9e872bf3e	1646	toBeSend,
Azure.IoT Build	19:d4f9e872bf3e	1647	&statusCode,
Azure.IoT Build	19:d4f9e872bf3e	1648	NULL,
Azure.IoT Build	19:d4f9e872bf3e	1649	NULL
Azure.IoT Build	19:d4f9e872bf3e	1650	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1651	{
Azure.IoT Build	19:d4f9e872bf3e	1652	LogError("unable to HTTPAPIEX_SAS_ExecuteRequest");
Azure.IoT Build	19:d4f9e872bf3e	1653	}
Azure.IoT Build	19:d4f9e872bf3e	1654	}
Azure.IoT Build	19:d4f9e872bf3e	1655	if (r == HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1656	{
Azure.IoT Build	19:d4f9e872bf3e	1657	if (statusCode < 300)
Azure.IoT Build	19:d4f9e872bf3e	1658	{
Azure.IoT Build	19:d4f9e872bf3e	1659	/Codes_SRS_TRANSPORTMULTITHTTP_17_082: [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_CLIENT_CONFIRMATION_RESULT result shall be set to IOTHUB_CLIENT_CONFIRMATION_OK. The item shall be removed from waitingToSend.] /
Azure.IoT Build	19:d4f9e872bf3e	1660	PDLIST_ENTRY justSent = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1661	DList_InsertTailList(&(deviceData->eventConfirmations), justSent);
Azure.IoT Build	19:d4f9e872bf3e	1662	IoTHubClient_LL_SendComplete(iotHubClientHandle, &(deviceData->eventConfirmations), IOTHUB_CLIENT_CONFIRMATION_OK); /takes care of emptying the list too/
Azure.IoT Build	19:d4f9e872bf3e	1663	}
Azure.IoT Build	19:d4f9e872bf3e	1664	else
Azure.IoT Build	19:d4f9e872bf3e	1665	{
Azure.IoT Build	19:d4f9e872bf3e	1666	/Codes_SRS_TRANSPORTMULTITHTTP_17_081: [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).] /
Azure.IoT Build	19:d4f9e872bf3e	1667	LogError("unexpected HTTP status code (%u)", statusCode);
Azure.IoT Build	19:d4f9e872bf3e	1668	}
Azure.IoT Build	19:d4f9e872bf3e	1669	}
Azure.IoT Build	19:d4f9e872bf3e	1670	}
Azure.IoT Build	19:d4f9e872bf3e	1671	BUFFER_delete(toBeSend);
Azure.IoT Build	19:d4f9e872bf3e	1672	}
Azure.IoT Build	19:d4f9e872bf3e	1673	}
Azure.IoT Build	19:d4f9e872bf3e	1674	}
Azure.IoT Build	19:d4f9e872bf3e	1675	}
Azure.IoT Build	19:d4f9e872bf3e	1676	HTTPHeaders_Free(clonedEventHTTPrequestHeaders);
Azure.IoT Build	19:d4f9e872bf3e	1677	}
Azure.IoT Build	19:d4f9e872bf3e	1678	}
Azure.IoT Build	19:d4f9e872bf3e	1679	}
Azure.IoT Build	19:d4f9e872bf3e	1680	}
Azure.IoT Build	19:d4f9e872bf3e	1681	}
AzureIoTClient	6:73793bae15ba	1682	}
AzureIoTClient	6:73793bae15ba	1683
AzureIoTClient	29:e44b1f827914	1684	static bool abandonOrAcceptMessage(HTTPTRANSPORT_HANDLE_DATA* handleData, HTTPTRANSPORT_PERDEVICE_DATA* deviceData, const char* ETag, IOTHUBMESSAGE_DISPOSITION_RESULT action)
AzureIoTClient	6:73793bae15ba	1685	{
Azure.IoT Build	19:d4f9e872bf3e	1686	/*Codes_SRS_TRANSPORTMULTITHTTP_17_097: [_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest with the following parameters:
Azure.IoT Build	19:d4f9e872bf3e	1687	-requestType: POST
AzureIoTClient	25:3a68a581d3f9	1688	-relativePath: abandon relative path begin (as created by _Create) + value of ETag + "/abandon?api-version=2016-11-14"
Azure.IoT Build	19:d4f9e872bf3e	1689	- requestHttpHeadersHandle: an HTTP headers instance containing the following
Azure.IoT Build	19:d4f9e872bf3e	1690	Authorization: " "
Azure.IoT Build	19:d4f9e872bf3e	1691	If-Match: value of ETag
Azure.IoT Build	19:d4f9e872bf3e	1692	- requestContent: NULL
Azure.IoT Build	19:d4f9e872bf3e	1693	- statusCode: a pointer to unsigned int which might be examined for logging
Azure.IoT Build	19:d4f9e872bf3e	1694	- responseHeadearsHandle: NULL
Azure.IoT Build	19:d4f9e872bf3e	1695	- responseContent: NULL]*/
Azure.IoT Build	19:d4f9e872bf3e	1696	/*Codes_SRS_TRANSPORTMULTITHTTP_17_099: [_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest with the following parameters:
Azure.IoT Build	19:d4f9e872bf3e	1697	-requestType: DELETE
AzureIoTClient	25:3a68a581d3f9	1698	-relativePath: abandon relative path begin + value of ETag + "?api-version=2016-11-14"
Azure.IoT Build	19:d4f9e872bf3e	1699	- requestHttpHeadersHandle: an HTTP headers instance containing the following
Azure.IoT Build	19:d4f9e872bf3e	1700	Authorization: " "
Azure.IoT Build	19:d4f9e872bf3e	1701	If-Match: value of ETag
Azure.IoT Build	19:d4f9e872bf3e	1702	- requestContent: NULL
Azure.IoT Build	19:d4f9e872bf3e	1703	- statusCode: a pointer to unsigned int which might be used by logging
Azure.IoT Build	19:d4f9e872bf3e	1704	- responseHeadearsHandle: NULL
Azure.IoT Build	19:d4f9e872bf3e	1705	- responseContent: NULL]*/
Azure.IoT Build	19:d4f9e872bf3e	1706	/*Codes_SRS_TRANSPORTMULTITHTTP_17_101: [_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest with the following parameters:
Azure.IoT Build	19:d4f9e872bf3e	1707	-requestType: DELETE
AzureIoTClient	25:3a68a581d3f9	1708	-relativePath: abandon relative path begin + value of ETag +"?api-version=2016-11-14" + "&reject"
Azure.IoT Build	19:d4f9e872bf3e	1709	- requestHttpHeadersHandle: an HTTP headers instance containing the following
Azure.IoT Build	19:d4f9e872bf3e	1710	Authorization: " "
Azure.IoT Build	19:d4f9e872bf3e	1711	If-Match: value of ETag
Azure.IoT Build	19:d4f9e872bf3e	1712	- requestContent: NULL
Azure.IoT Build	19:d4f9e872bf3e	1713	- statusCode: a pointer to unsigned int which might be used by logging
Azure.IoT Build	19:d4f9e872bf3e	1714	- responseHeadearsHandle: NULL
Azure.IoT Build	19:d4f9e872bf3e	1715	- responseContent: NULL]*/
AzureIoTClient	17:7ef88cde801f	1716
AzureIoTClient	29:e44b1f827914	1717	bool result;
Azure.IoT Build	19:d4f9e872bf3e	1718	STRING_HANDLE fullAbandonRelativePath = STRING_clone(deviceData->abandonHTTPrelativePathBegin);
Azure.IoT Build	19:d4f9e872bf3e	1719	if (fullAbandonRelativePath == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1720	{
Azure.IoT Build	19:d4f9e872bf3e	1721	/Codes_SRS_TRANSPORTMULTITHTTP_17_098: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]/
Azure.IoT Build	19:d4f9e872bf3e	1722	/Codes_SRS_TRANSPORTMULTITHTTP_17_100: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1723	/Codes_SRS_TRANSPORTMULTITHTTP_17_102: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1724	LogError("unable to STRING_clone");
AzureIoTClient	29:e44b1f827914	1725	result = false;
Azure.IoT Build	19:d4f9e872bf3e	1726	}
Azure.IoT Build	19:d4f9e872bf3e	1727	else
Azure.IoT Build	19:d4f9e872bf3e	1728	{
Azure.IoT Build	19:d4f9e872bf3e	1729	STRING_HANDLE ETagUnquoted = STRING_construct_n(ETag + 1, strlen(ETag) - 2); /skip first character which is '"' and the last one (which is also '"')/
Azure.IoT Build	19:d4f9e872bf3e	1730	if (ETagUnquoted == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1731	{
Azure.IoT Build	19:d4f9e872bf3e	1732	/Codes_SRS_TRANSPORTMULTITHTTP_17_098: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]/
Azure.IoT Build	19:d4f9e872bf3e	1733	/Codes_SRS_TRANSPORTMULTITHTTP_17_100: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1734	/Codes_SRS_TRANSPORTMULTITHTTP_17_102: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1735	LogError("unable to STRING_construct_n");
AzureIoTClient	29:e44b1f827914	1736	result = false;
Azure.IoT Build	19:d4f9e872bf3e	1737	}
Azure.IoT Build	19:d4f9e872bf3e	1738	else
Azure.IoT Build	19:d4f9e872bf3e	1739	{
Azure.IoT Build	19:d4f9e872bf3e	1740	if (!(
Azure.IoT Build	19:d4f9e872bf3e	1741	(STRING_concat_with_STRING(fullAbandonRelativePath, ETagUnquoted) == 0) &&
AzureIoTClient	29:e44b1f827914	1742	(STRING_concat(fullAbandonRelativePath, (action == IOTHUBMESSAGE_ABANDONED) ? "/abandon" API_VERSION : ((action == IOTHUBMESSAGE_REJECTED) ? API_VERSION "&reject" : API_VERSION)) == 0)
Azure.IoT Build	19:d4f9e872bf3e	1743	))
Azure.IoT Build	19:d4f9e872bf3e	1744	{
Azure.IoT Build	19:d4f9e872bf3e	1745	/Codes_SRS_TRANSPORTMULTITHTTP_17_098: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]/
Azure.IoT Build	19:d4f9e872bf3e	1746	/Codes_SRS_TRANSPORTMULTITHTTP_17_100: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1747	/Codes_SRS_TRANSPORTMULTITHTTP_17_102: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1748	LogError("unable to STRING_concat");
AzureIoTClient	29:e44b1f827914	1749	result = false;
Azure.IoT Build	19:d4f9e872bf3e	1750	}
Azure.IoT Build	19:d4f9e872bf3e	1751	else
Azure.IoT Build	19:d4f9e872bf3e	1752	{
Azure.IoT Build	19:d4f9e872bf3e	1753	HTTP_HEADERS_HANDLE abandonRequestHttpHeaders = HTTPHeaders_Alloc();
Azure.IoT Build	19:d4f9e872bf3e	1754	if (abandonRequestHttpHeaders == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1755	{
Azure.IoT Build	19:d4f9e872bf3e	1756	/Codes_SRS_TRANSPORTMULTITHTTP_17_098: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]/
Azure.IoT Build	19:d4f9e872bf3e	1757	/Codes_SRS_TRANSPORTMULTITHTTP_17_100: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1758	/Codes_SRS_TRANSPORTMULTITHTTP_17_102: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1759	LogError("unable to HTTPHeaders_Alloc");
AzureIoTClient	29:e44b1f827914	1760	result = false;
Azure.IoT Build	19:d4f9e872bf3e	1761	}
Azure.IoT Build	19:d4f9e872bf3e	1762	else
Azure.IoT Build	19:d4f9e872bf3e	1763	{
Azure.IoT Build	19:d4f9e872bf3e	1764	if (!(
AzureIoTClient	30:655054f86a6e	1765	(addUserAgentHeaderInfo(deviceData->iotHubClientHandle, abandonRequestHttpHeaders) == HTTP_HEADERS_OK) &&
Azure.IoT Build	19:d4f9e872bf3e	1766	(HTTPHeaders_AddHeaderNameValuePair(abandonRequestHttpHeaders, "Authorization", " ") == HTTP_HEADERS_OK) &&
Azure.IoT Build	19:d4f9e872bf3e	1767	(HTTPHeaders_AddHeaderNameValuePair(abandonRequestHttpHeaders, "If-Match", ETag) == HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1768	))
Azure.IoT Build	19:d4f9e872bf3e	1769	{
Azure.IoT Build	19:d4f9e872bf3e	1770	/Codes_SRS_TRANSPORTMULTITHTTP_17_098: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]/
Azure.IoT Build	19:d4f9e872bf3e	1771	/Codes_SRS_TRANSPORTMULTITHTTP_17_100: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1772	/Codes_SRS_TRANSPORTMULTITHTTP_17_102: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1773	LogError("unable to HTTPHeaders_AddHeaderNameValuePair");
AzureIoTClient	29:e44b1f827914	1774	result = false;
Azure.IoT Build	19:d4f9e872bf3e	1775	}
Azure.IoT Build	19:d4f9e872bf3e	1776	else
Azure.IoT Build	19:d4f9e872bf3e	1777	{
AzureIoTClient	20:b652f2e4cccf	1778	unsigned int statusCode = 0;
Azure.IoT Build	19:d4f9e872bf3e	1779	HTTPAPIEX_RESULT r;
Azure.IoT Build	19:d4f9e872bf3e	1780	if (deviceData->deviceSasToken != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1781	{
Azure.IoT Build	19:d4f9e872bf3e	1782	/Codes_SRS_TRANSPORTMULTITHTTP_03_001: [if a deviceSasToken exists, HTTPHeaders_ReplaceHeaderNameValuePair shall be invoked with "Authorization" as its second argument and STRING_c_str (deviceSasToken) as its third argument.]/
Azure.IoT Build	19:d4f9e872bf3e	1783	if (HTTPHeaders_ReplaceHeaderNameValuePair(abandonRequestHttpHeaders, "Authorization", STRING_c_str(deviceData->deviceSasToken)) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1784	{
Azure.IoT Build	19:d4f9e872bf3e	1785	r = HTTPAPIEX_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	1786	/Codes_SRS_TRANSPORTMULTITHTTP_03_002: [If the result of the invocation of HTTPHeaders_ReplaceHeaderNameValuePair is NOT HTTP_HEADERS_OK then fallthrough.]/
Azure.IoT Build	19:d4f9e872bf3e	1787	LogError("Unable to replace the old SAS Token.");
AzureIoTClient	29:e44b1f827914	1788	result = false;
Azure.IoT Build	19:d4f9e872bf3e	1789	}
Azure.IoT Build	19:d4f9e872bf3e	1790	else if ((r = HTTPAPIEX_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1791	handleData->httpApiExHandle,
AzureIoTClient	29:e44b1f827914	1792	(action == IOTHUBMESSAGE_ABANDONED) ? HTTPAPI_REQUEST_POST : HTTPAPI_REQUEST_DELETE, /-requestType: POST /
AzureIoTClient	25:3a68a581d3f9	1793	STRING_c_str(fullAbandonRelativePath), /-relativePath: abandon relative path begin (as created by _Create) + value of ETag + "/abandon?api-version=2016-11-14" /
Azure.IoT Build	19:d4f9e872bf3e	1794	abandonRequestHttpHeaders, /- requestHttpHeadersHandle: an HTTP headers instance containing the following /
Azure.IoT Build	19:d4f9e872bf3e	1795	NULL, /- requestContent: NULL /
Azure.IoT Build	19:d4f9e872bf3e	1796	&statusCode, /- statusCode: a pointer to unsigned int which might be examined for logging /
Azure.IoT Build	19:d4f9e872bf3e	1797	NULL, /- responseHeadearsHandle: NULL /
Azure.IoT Build	19:d4f9e872bf3e	1798	NULL /- responseContent: NULL] /
Azure.IoT Build	19:d4f9e872bf3e	1799	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1800	{
Azure.IoT Build	19:d4f9e872bf3e	1801	/Codes_SRS_TRANSPORTMULTITHTTP_17_098: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]/
Azure.IoT Build	19:d4f9e872bf3e	1802	/Codes_SRS_TRANSPORTMULTITHTTP_17_100: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1803	/Codes_SRS_TRANSPORTMULTITHTTP_17_102: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1804	LogError("Unable to HTTPAPIEX_ExecuteRequest.");
AzureIoTClient	29:e44b1f827914	1805	result = false;
Azure.IoT Build	19:d4f9e872bf3e	1806	}
Azure.IoT Build	19:d4f9e872bf3e	1807	}
Azure.IoT Build	19:d4f9e872bf3e	1808	else if ((r = HTTPAPIEX_SAS_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1809	deviceData->sasObject,
Azure.IoT Build	19:d4f9e872bf3e	1810	handleData->httpApiExHandle,
AzureIoTClient	29:e44b1f827914	1811	(action == IOTHUBMESSAGE_ABANDONED) ? HTTPAPI_REQUEST_POST : HTTPAPI_REQUEST_DELETE, /-requestType: POST /
AzureIoTClient	25:3a68a581d3f9	1812	STRING_c_str(fullAbandonRelativePath), /-relativePath: abandon relative path begin (as created by _Create) + value of ETag + "/abandon?api-version=2016-11-14" /
Azure.IoT Build	19:d4f9e872bf3e	1813	abandonRequestHttpHeaders, /- requestHttpHeadersHandle: an HTTP headers instance containing the following /
Azure.IoT Build	19:d4f9e872bf3e	1814	NULL, /- requestContent: NULL /
Azure.IoT Build	19:d4f9e872bf3e	1815	&statusCode, /- statusCode: a pointer to unsigned int which might be examined for logging /
Azure.IoT Build	19:d4f9e872bf3e	1816	NULL, /- responseHeadearsHandle: NULL /
Azure.IoT Build	19:d4f9e872bf3e	1817	NULL /- responseContent: NULL] /
Azure.IoT Build	19:d4f9e872bf3e	1818	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1819	{
Azure.IoT Build	19:d4f9e872bf3e	1820	/Codes_SRS_TRANSPORTMULTITHTTP_17_098: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]/
Azure.IoT Build	19:d4f9e872bf3e	1821	/Codes_SRS_TRANSPORTMULTITHTTP_17_100: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1822	/Codes_SRS_TRANSPORTMULTITHTTP_17_102: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1823	LogError("unable to HTTPAPIEX_SAS_ExecuteRequest");
AzureIoTClient	29:e44b1f827914	1824	result = false;
Azure.IoT Build	19:d4f9e872bf3e	1825	}
Azure.IoT Build	19:d4f9e872bf3e	1826	if (r == HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1827	{
Azure.IoT Build	19:d4f9e872bf3e	1828	if (statusCode != 204)
Azure.IoT Build	19:d4f9e872bf3e	1829	{
Azure.IoT Build	19:d4f9e872bf3e	1830	/Codes_SRS_TRANSPORTMULTITHTTP_17_098: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]/
Azure.IoT Build	19:d4f9e872bf3e	1831	/Codes_SRS_TRANSPORTMULTITHTTP_17_100: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1832	/Codes_SRS_TRANSPORTMULTITHTTP_17_102: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1833	LogError("unexpected status code returned %u (was expecting 204)", statusCode);
AzureIoTClient	29:e44b1f827914	1834	result = false;
Azure.IoT Build	19:d4f9e872bf3e	1835	}
Azure.IoT Build	19:d4f9e872bf3e	1836	else
Azure.IoT Build	19:d4f9e872bf3e	1837	{
Azure.IoT Build	19:d4f9e872bf3e	1838	/Codes_SRS_TRANSPORTMULTITHTTP_17_098: [Abandoning the message is considered successful if the HTTPAPIEX_SAS_ExecuteRequest doesn't fail and the statusCode is 204.]/
Azure.IoT Build	19:d4f9e872bf3e	1839	/Codes_SRS_TRANSPORTMULTITHTTP_17_100: [Accepting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1840	/Codes_SRS_TRANSPORTMULTITHTTP_17_102: [Rejecting a message is successful when HTTPAPIEX_SAS_ExecuteRequest completes successfully and the status code is 204.] /
Azure.IoT Build	19:d4f9e872bf3e	1841	/all is fine/
AzureIoTClient	29:e44b1f827914	1842	result = true;
Azure.IoT Build	19:d4f9e872bf3e	1843	}
Azure.IoT Build	19:d4f9e872bf3e	1844	}
AzureIoTClient	29:e44b1f827914	1845	else
AzureIoTClient	29:e44b1f827914	1846	{
AzureIoTClient	29:e44b1f827914	1847	result = false;
AzureIoTClient	29:e44b1f827914	1848	}
Azure.IoT Build	19:d4f9e872bf3e	1849	}
Azure.IoT Build	19:d4f9e872bf3e	1850	HTTPHeaders_Free(abandonRequestHttpHeaders);
Azure.IoT Build	19:d4f9e872bf3e	1851	}
Azure.IoT Build	19:d4f9e872bf3e	1852	}
Azure.IoT Build	19:d4f9e872bf3e	1853	STRING_delete(ETagUnquoted);
Azure.IoT Build	19:d4f9e872bf3e	1854	}
Azure.IoT Build	19:d4f9e872bf3e	1855	STRING_delete(fullAbandonRelativePath);
Azure.IoT Build	19:d4f9e872bf3e	1856	}
AzureIoTClient	29:e44b1f827914	1857	return result;
AzureIoTClient	29:e44b1f827914	1858	}
AzureIoTClient	29:e44b1f827914	1859
AzureIoTClient	29:e44b1f827914	1860	static IOTHUB_CLIENT_RESULT IoTHubTransportHttp_SendMessageDisposition(MESSAGE_CALLBACK_INFO* message_data, IOTHUBMESSAGE_DISPOSITION_RESULT disposition)
AzureIoTClient	29:e44b1f827914	1861	{
AzureIoTClient	29:e44b1f827914	1862	IOTHUB_CLIENT_RESULT result;
AzureIoTClient	29:e44b1f827914	1863	if (message_data == NULL)
AzureIoTClient	29:e44b1f827914	1864	{
AzureIoTClient	29:e44b1f827914	1865	/* Codes_SRS_TRANSPORTMULTITHTTP_10_001: [If messageData is NULL, IoTHubTransportHttp_SendMessageDisposition shall fail and return IOTHUB_CLIENT_ERROR.] */
AzureIoTClient	29:e44b1f827914	1866	LogError("invalid argument messageData is NULL");
AzureIoTClient	29:e44b1f827914	1867	result = IOTHUB_CLIENT_ERROR;
AzureIoTClient	29:e44b1f827914	1868	}
AzureIoTClient	29:e44b1f827914	1869	else
AzureIoTClient	29:e44b1f827914	1870	{
AzureIoTClient	29:e44b1f827914	1871	if (message_data->messageHandle == NULL)
AzureIoTClient	29:e44b1f827914	1872	{
AzureIoTClient	29:e44b1f827914	1873	/* Codes_SRS_TRANSPORTMULTITHTTP_10_002: [If any of the messageData fields are NULL, IoTHubTransportHttp_SendMessageDisposition shall fail and return IOTHUB_CLIENT_ERROR.] */
AzureIoTClient	29:e44b1f827914	1874	LogError("invalid message handle");
AzureIoTClient	29:e44b1f827914	1875	result = IOTHUB_CLIENT_ERROR;
AzureIoTClient	29:e44b1f827914	1876	}
AzureIoTClient	29:e44b1f827914	1877	else
AzureIoTClient	29:e44b1f827914	1878	{
AzureIoTClient	29:e44b1f827914	1879	MESSAGE_DISPOSITION_CONTEXT* tc = (MESSAGE_DISPOSITION_CONTEXT*)(message_data->transportContext);
AzureIoTClient	29:e44b1f827914	1880	if (tc == NULL)
AzureIoTClient	29:e44b1f827914	1881	{
AzureIoTClient	29:e44b1f827914	1882	/* Codes_SRS_TRANSPORTMULTITHTTP_10_002: [If any of the messageData fields are NULL, IoTHubTransportHttp_SendMessageDisposition shall fail and return IOTHUB_CLIENT_ERROR.] */
AzureIoTClient	29:e44b1f827914	1883	LogError("invalid transport context data");
AzureIoTClient	29:e44b1f827914	1884	result = IOTHUB_CLIENT_ERROR;
AzureIoTClient	29:e44b1f827914	1885	}
AzureIoTClient	29:e44b1f827914	1886	else
AzureIoTClient	29:e44b1f827914	1887	{
AzureIoTClient	29:e44b1f827914	1888	if ((tc->handleData == NULL) \|\| (tc->deviceData == NULL) \|\| (tc->etagValue == NULL))
AzureIoTClient	29:e44b1f827914	1889	{
AzureIoTClient	29:e44b1f827914	1890	/* Codes_SRS_TRANSPORTMULTITHTTP_10_002: [If any of the messageData fields are NULL, IoTHubTransportHttp_SendMessageDisposition shall fail and return IOTHUB_CLIENT_ERROR.] */
AzureIoTClient	29:e44b1f827914	1891	LogError("invalid transport context data");
AzureIoTClient	29:e44b1f827914	1892	result = IOTHUB_CLIENT_ERROR;
AzureIoTClient	29:e44b1f827914	1893	}
AzureIoTClient	29:e44b1f827914	1894	else
AzureIoTClient	29:e44b1f827914	1895	{
AzureIoTClient	29:e44b1f827914	1896	if (abandonOrAcceptMessage(tc->handleData, tc->deviceData, tc->etagValue, disposition))
AzureIoTClient	29:e44b1f827914	1897	{
AzureIoTClient	29:e44b1f827914	1898	result = IOTHUB_CLIENT_OK;
AzureIoTClient	29:e44b1f827914	1899	}
AzureIoTClient	29:e44b1f827914	1900	else
AzureIoTClient	29:e44b1f827914	1901	{
AzureIoTClient	29:e44b1f827914	1902	/* Codes_SRS_TRANSPORTMULTITHTTP_10_003: [IoTHubTransportHttp_SendMessageDisposition shall fail and return IOTHUB_CLIENT_ERROR if the POST message fails, otherwise return IOTHUB_CLIENT_OK.] */
AzureIoTClient	29:e44b1f827914	1903	LogError("HTTP Transport layer failed to report %s disposition", ENUM_TO_STRING(IOTHUBMESSAGE_DISPOSITION_RESULT, disposition));
AzureIoTClient	29:e44b1f827914	1904	result = IOTHUB_CLIENT_ERROR;
AzureIoTClient	29:e44b1f827914	1905	}
AzureIoTClient	29:e44b1f827914	1906	}
AzureIoTClient	29:e44b1f827914	1907	free(tc->etagValue);
AzureIoTClient	29:e44b1f827914	1908	free(tc);
AzureIoTClient	29:e44b1f827914	1909	}
AzureIoTClient	29:e44b1f827914	1910	IoTHubMessage_Destroy(message_data->messageHandle);
AzureIoTClient	29:e44b1f827914	1911	}
AzureIoTClient	29:e44b1f827914	1912	free(message_data);
AzureIoTClient	29:e44b1f827914	1913	}
AzureIoTClient	29:e44b1f827914	1914	return result;
AzureIoTClient	29:e44b1f827914	1915	}
AzureIoTClient	29:e44b1f827914	1916
AzureIoTClient	29:e44b1f827914	1917	static MESSAGE_CALLBACK_INFO* MESSAGE_CALLBACK_INFO_Create(IOTHUB_MESSAGE_HANDLE received_message, HTTPTRANSPORT_HANDLE_DATA* handleData, HTTPTRANSPORT_PERDEVICE_DATA* deviceData, const char* etagValue)
AzureIoTClient	29:e44b1f827914	1918	{
AzureIoTClient	29:e44b1f827914	1919	MESSAGE_CALLBACK_INFO* result = (MESSAGE_CALLBACK_INFO*)malloc(sizeof(MESSAGE_CALLBACK_INFO));
AzureIoTClient	29:e44b1f827914	1920	if (result == NULL)
AzureIoTClient	29:e44b1f827914	1921	{
AzureIoTClient	29:e44b1f827914	1922	/Codes_SRS_TRANSPORTMULTITHTTP_10_006: [If assembling the transport context fails, _DoWork shall "abandon" the message.] /
AzureIoTClient	29:e44b1f827914	1923	LogError("malloc failed");
AzureIoTClient	29:e44b1f827914	1924	}
AzureIoTClient	29:e44b1f827914	1925	else
AzureIoTClient	29:e44b1f827914	1926	{
AzureIoTClient	29:e44b1f827914	1927	MESSAGE_DISPOSITION_CONTEXT* tc = (MESSAGE_DISPOSITION_CONTEXT*)malloc(sizeof(MESSAGE_DISPOSITION_CONTEXT));
AzureIoTClient	29:e44b1f827914	1928	if (tc == NULL)
AzureIoTClient	29:e44b1f827914	1929	{
AzureIoTClient	29:e44b1f827914	1930	/Codes_SRS_TRANSPORTMULTITHTTP_10_006: [If assembling the transport context fails, _DoWork shall "abandon" the message.] /
AzureIoTClient	29:e44b1f827914	1931	LogError("malloc failed");
AzureIoTClient	29:e44b1f827914	1932	free(result);
AzureIoTClient	29:e44b1f827914	1933	result = NULL;
AzureIoTClient	29:e44b1f827914	1934	}
AzureIoTClient	29:e44b1f827914	1935	else
AzureIoTClient	29:e44b1f827914	1936	{
AzureIoTClient	29:e44b1f827914	1937	result->messageHandle = IoTHubMessage_Clone(received_message);
AzureIoTClient	29:e44b1f827914	1938	if (result->messageHandle == NULL)
AzureIoTClient	29:e44b1f827914	1939	{
AzureIoTClient	29:e44b1f827914	1940	/Codes_SRS_TRANSPORTMULTITHTTP_10_007: [If assembling a message clone, _DoWork shall "abandon" the message.]/
AzureIoTClient	29:e44b1f827914	1941	LogError("IoTHubMessage_Clone failed");
AzureIoTClient	29:e44b1f827914	1942	free(tc);
AzureIoTClient	29:e44b1f827914	1943	free(result);
AzureIoTClient	29:e44b1f827914	1944	result = NULL;
AzureIoTClient	29:e44b1f827914	1945	}
AzureIoTClient	29:e44b1f827914	1946	else
AzureIoTClient	29:e44b1f827914	1947	{
AzureIoTClient	29:e44b1f827914	1948	if (mallocAndStrcpy_s(&tc->etagValue, etagValue) != 0)
AzureIoTClient	29:e44b1f827914	1949	{
AzureIoTClient	29:e44b1f827914	1950	LogError("mallocAndStrcpy_s failed");
AzureIoTClient	29:e44b1f827914	1951	free(tc);
AzureIoTClient	29:e44b1f827914	1952	free(result);
AzureIoTClient	29:e44b1f827914	1953	result = NULL;
AzureIoTClient	29:e44b1f827914	1954	}
AzureIoTClient	29:e44b1f827914	1955	else
AzureIoTClient	29:e44b1f827914	1956	{
AzureIoTClient	29:e44b1f827914	1957	tc->handleData = handleData;
AzureIoTClient	29:e44b1f827914	1958	tc->deviceData = deviceData;
AzureIoTClient	29:e44b1f827914	1959
AzureIoTClient	29:e44b1f827914	1960	result->transportContext = tc;
AzureIoTClient	29:e44b1f827914	1961	}
AzureIoTClient	29:e44b1f827914	1962	}
AzureIoTClient	29:e44b1f827914	1963	}
AzureIoTClient	29:e44b1f827914	1964	}
AzureIoTClient	29:e44b1f827914	1965	return result;
AzureIoTClient	6:73793bae15ba	1966	}
AzureIoTClient	6:73793bae15ba	1967
Azure.IoT Build	13:848d52f93daf	1968	static void DoMessages(HTTPTRANSPORT_HANDLE_DATA* handleData, HTTPTRANSPORT_PERDEVICE_DATA* deviceData, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle)
AzureIoTClient	6:73793bae15ba	1969	{
Azure.IoT Build	19:d4f9e872bf3e	1970	/Codes_SRS_TRANSPORTMULTITHTTP_17_083: [ If device is not subscribed then _DoWork shall advance to the next action. ] /
Azure.IoT Build	19:d4f9e872bf3e	1971	if (deviceData->DoWork_PullMessage)
Azure.IoT Build	19:d4f9e872bf3e	1972	{
Azure.IoT Build	19:d4f9e872bf3e	1973	/Codes_SRS_TRANSPORTMULTITHTTP_17_123: [After client creation, the first GET shall be allowed no matter what the value of GetMinimumPollingTime.] /
Azure.IoT Build	19:d4f9e872bf3e	1974	/Codes_SRS_TRANSPORTMULTITHTTP_17_124: [If time is not available then all calls shall be treated as if they are the first one.] /
Azure.IoT Build	19:d4f9e872bf3e	1975	/Codes_SRS_TRANSPORTMULTITHTTP_17_122: [A GET request that happens earlier than GetMinimumPollingTime shall be ignored.] /
Azure.IoT Build	19:d4f9e872bf3e	1976	time_t timeNow = get_time(NULL);
Azure.IoT Build	19:d4f9e872bf3e	1977	bool isPollingAllowed = deviceData->isFirstPoll \|\| (timeNow == (time_t)(-1)) \|\| (get_difftime(timeNow, deviceData->lastPollTime) > handleData->getMinimumPollingTime);
Azure.IoT Build	19:d4f9e872bf3e	1978	if (isPollingAllowed)
Azure.IoT Build	19:d4f9e872bf3e	1979	{
Azure.IoT Build	19:d4f9e872bf3e	1980	HTTP_HEADERS_HANDLE responseHTTPHeaders = HTTPHeaders_Alloc();
Azure.IoT Build	19:d4f9e872bf3e	1981	if (responseHTTPHeaders == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1982	{
Azure.IoT Build	19:d4f9e872bf3e	1983	/Codes_SRS_TRANSPORTMULTITHTTP_17_085: [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.] /
Azure.IoT Build	19:d4f9e872bf3e	1984	LogError("unable to HTTPHeaders_Alloc");
Azure.IoT Build	19:d4f9e872bf3e	1985	}
Azure.IoT Build	19:d4f9e872bf3e	1986	else
Azure.IoT Build	19:d4f9e872bf3e	1987	{
Azure.IoT Build	19:d4f9e872bf3e	1988	BUFFER_HANDLE responseContent = BUFFER_new();
Azure.IoT Build	19:d4f9e872bf3e	1989	if (responseContent == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1990	{
Azure.IoT Build	19:d4f9e872bf3e	1991	/Codes_SRS_TRANSPORTMULTITHTTP_17_085: [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.] /
Azure.IoT Build	19:d4f9e872bf3e	1992	LogError("unable to BUFFER_new");
Azure.IoT Build	19:d4f9e872bf3e	1993	}
Azure.IoT Build	19:d4f9e872bf3e	1994	else
Azure.IoT Build	19:d4f9e872bf3e	1995	{
AzureIoTClient	20:b652f2e4cccf	1996	unsigned int statusCode = 0;
Azure.IoT Build	19:d4f9e872bf3e	1997	HTTPAPIEX_RESULT r;
Azure.IoT Build	19:d4f9e872bf3e	1998	if (deviceData->deviceSasToken != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1999	{
Azure.IoT Build	19:d4f9e872bf3e	2000	/Codes_SRS_TRANSPORTMULTITHTTP_03_001: [if a deviceSasToken exists, HTTPHeaders_ReplaceHeaderNameValuePair shall be invoked with "Authorization" as its second argument and STRING_c_str (deviceSasToken) as its third argument.]/
Azure.IoT Build	19:d4f9e872bf3e	2001	if (HTTPHeaders_ReplaceHeaderNameValuePair(deviceData->messageHTTPrequestHeaders, "Authorization", STRING_c_str(deviceData->deviceSasToken)) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	2002	{
Azure.IoT Build	19:d4f9e872bf3e	2003	r = HTTPAPIEX_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	2004	/Codes_SRS_TRANSPORTMULTITHTTP_03_002: [If the result of the invocation of HTTPHeaders_ReplaceHeaderNameValuePair is NOT HTTP_HEADERS_OK then fallthrough.]/
Azure.IoT Build	19:d4f9e872bf3e	2005	LogError("Unable to replace the old SAS Token.");
Azure.IoT Build	19:d4f9e872bf3e	2006	}
Azure.IoT Build	19:d4f9e872bf3e	2007	else if ((r = HTTPAPIEX_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	2008	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	2009	HTTPAPI_REQUEST_GET, /requestType: GET/
Azure.IoT Build	19:d4f9e872bf3e	2010	STRING_c_str(deviceData->messageHTTPrelativePath), /relativePath: the message HTTP relative path/
Azure.IoT Build	19:d4f9e872bf3e	2011	deviceData->messageHTTPrequestHeaders, /requestHttpHeadersHandle: message HTTP request headers created by _Create/
Azure.IoT Build	19:d4f9e872bf3e	2012	NULL, /requestContent: NULL/
Azure.IoT Build	19:d4f9e872bf3e	2013	&statusCode, /statusCode: a pointer to unsigned int which shall be later examined/
Azure.IoT Build	19:d4f9e872bf3e	2014	responseHTTPHeaders, /responseHeadearsHandle: a new instance of HTTP headers/
Azure.IoT Build	19:d4f9e872bf3e	2015	responseContent /responseContent: a new instance of buffer/
Azure.IoT Build	19:d4f9e872bf3e	2016	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	2017	{
Azure.IoT Build	19:d4f9e872bf3e	2018	/Codes_SRS_TRANSPORTMULTITHTTP_17_085: [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.] /
Azure.IoT Build	19:d4f9e872bf3e	2019	LogError("Unable to HTTPAPIEX_ExecuteRequest.");
Azure.IoT Build	19:d4f9e872bf3e	2020	}
Azure.IoT Build	19:d4f9e872bf3e	2021	}
AzureIoTClient	17:7ef88cde801f	2022
Azure.IoT Build	19:d4f9e872bf3e	2023	/*Codes_SRS_TRANSPORTMULTITHTTP_17_084: [Otherwise, IoTHubTransportHttp_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest passing the following parameters
Azure.IoT Build	19:d4f9e872bf3e	2024	requestType: GET
Azure.IoT Build	19:d4f9e872bf3e	2025	relativePath: the message HTTP relative path
Azure.IoT Build	19:d4f9e872bf3e	2026	requestHttpHeadersHandle: message HTTP request headers created by _Create
Azure.IoT Build	19:d4f9e872bf3e	2027	requestContent: NULL
Azure.IoT Build	19:d4f9e872bf3e	2028	statusCode: a pointer to unsigned int which shall be later examined
Azure.IoT Build	19:d4f9e872bf3e	2029	responseHeadearsHandle: a new instance of HTTP headers
Azure.IoT Build	19:d4f9e872bf3e	2030	responseContent: a new instance of buffer]
Azure.IoT Build	19:d4f9e872bf3e	2031	*/
Azure.IoT Build	19:d4f9e872bf3e	2032	else if ((r = HTTPAPIEX_SAS_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	2033	deviceData->sasObject,
Azure.IoT Build	19:d4f9e872bf3e	2034	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	2035	HTTPAPI_REQUEST_GET, /requestType: GET/
Azure.IoT Build	19:d4f9e872bf3e	2036	STRING_c_str(deviceData->messageHTTPrelativePath), /relativePath: the message HTTP relative path/
Azure.IoT Build	19:d4f9e872bf3e	2037	deviceData->messageHTTPrequestHeaders, /requestHttpHeadersHandle: message HTTP request headers created by _Create/
Azure.IoT Build	19:d4f9e872bf3e	2038	NULL, /requestContent: NULL/
Azure.IoT Build	19:d4f9e872bf3e	2039	&statusCode, /statusCode: a pointer to unsigned int which shall be later examined/
Azure.IoT Build	19:d4f9e872bf3e	2040	responseHTTPHeaders, /responseHeadearsHandle: a new instance of HTTP headers/
Azure.IoT Build	19:d4f9e872bf3e	2041	responseContent /responseContent: a new instance of buffer/
Azure.IoT Build	19:d4f9e872bf3e	2042	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	2043	{
Azure.IoT Build	19:d4f9e872bf3e	2044	/Codes_SRS_TRANSPORTMULTITHTTP_17_085: [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.] /
Azure.IoT Build	19:d4f9e872bf3e	2045	LogError("unable to HTTPAPIEX_SAS_ExecuteRequest");
Azure.IoT Build	19:d4f9e872bf3e	2046	}
Azure.IoT Build	19:d4f9e872bf3e	2047	if (r == HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	2048	{
Azure.IoT Build	19:d4f9e872bf3e	2049	/HTTP dialogue was succesfull/
Azure.IoT Build	19:d4f9e872bf3e	2050	if (timeNow == (time_t)(-1))
Azure.IoT Build	19:d4f9e872bf3e	2051	{
Azure.IoT Build	19:d4f9e872bf3e	2052	deviceData->isFirstPoll = true;
Azure.IoT Build	19:d4f9e872bf3e	2053	}
Azure.IoT Build	19:d4f9e872bf3e	2054	else
Azure.IoT Build	19:d4f9e872bf3e	2055	{
Azure.IoT Build	19:d4f9e872bf3e	2056	deviceData->isFirstPoll = false;
Azure.IoT Build	19:d4f9e872bf3e	2057	deviceData->lastPollTime = timeNow;
Azure.IoT Build	19:d4f9e872bf3e	2058	}
Azure.IoT Build	19:d4f9e872bf3e	2059	if (statusCode == 204)
Azure.IoT Build	19:d4f9e872bf3e	2060	{
Azure.IoT Build	19:d4f9e872bf3e	2061	/Codes_SRS_TRANSPORTMULTITHTTP_17_086: [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.] /
Azure.IoT Build	19:d4f9e872bf3e	2062	/this is an expected status code, means "no commands", but logging that creates panic/
AzureIoTClient	6:73793bae15ba	2063
Azure.IoT Build	19:d4f9e872bf3e	2064	/do nothing, advance to next action/
Azure.IoT Build	19:d4f9e872bf3e	2065	}
Azure.IoT Build	19:d4f9e872bf3e	2066	else if (statusCode != 200)
Azure.IoT Build	19:d4f9e872bf3e	2067	{
Azure.IoT Build	19:d4f9e872bf3e	2068	/Codes_SRS_TRANSPORTMULTITHTTP_17_086: [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.] /
Azure.IoT Build	19:d4f9e872bf3e	2069	LogError("expected status code was 200, but actually was received %u... moving on", statusCode);
Azure.IoT Build	19:d4f9e872bf3e	2070	}
Azure.IoT Build	19:d4f9e872bf3e	2071	else
Azure.IoT Build	19:d4f9e872bf3e	2072	{
Azure.IoT Build	19:d4f9e872bf3e	2073	/Codes_SRS_TRANSPORTMULTITHTTP_17_087: [If status code is 200, then _DoWork shall make a copy of the value of the "ETag" http header.]/
Azure.IoT Build	19:d4f9e872bf3e	2074	const char* etagValue = HTTPHeaders_FindHeaderValue(responseHTTPHeaders, "ETag");
Azure.IoT Build	19:d4f9e872bf3e	2075	if (etagValue == NULL)
Azure.IoT Build	19:d4f9e872bf3e	2076	{
Azure.IoT Build	19:d4f9e872bf3e	2077	LogError("unable to find a received header called \"E-Tag\"");
Azure.IoT Build	19:d4f9e872bf3e	2078	}
Azure.IoT Build	19:d4f9e872bf3e	2079	else
Azure.IoT Build	19:d4f9e872bf3e	2080	{
Azure.IoT Build	19:d4f9e872bf3e	2081	/Codes_SRS_TRANSPORTMULTITHTTP_17_088: [If no such header is found or is invalid, then _DoWork shall advance to the next action.]/
Azure.IoT Build	19:d4f9e872bf3e	2082	size_t etagsize = strlen(etagValue);
Azure.IoT Build	19:d4f9e872bf3e	2083	if (
Azure.IoT Build	19:d4f9e872bf3e	2084	(etagsize < 2) \|\|
Azure.IoT Build	19:d4f9e872bf3e	2085	(etagValue[0] != '"') \|\|
Azure.IoT Build	19:d4f9e872bf3e	2086	(etagValue[etagsize - 1] != '"')
Azure.IoT Build	19:d4f9e872bf3e	2087	)
Azure.IoT Build	19:d4f9e872bf3e	2088	{
Azure.IoT Build	19:d4f9e872bf3e	2089	LogError("ETag is not a valid quoted string");
Azure.IoT Build	19:d4f9e872bf3e	2090	}
Azure.IoT Build	19:d4f9e872bf3e	2091	else
Azure.IoT Build	19:d4f9e872bf3e	2092	{
AzureIoTClient	31:c889be99d3f7	2093	const unsigned char* resp_content;
AzureIoTClient	31:c889be99d3f7	2094	size_t resp_len;
Azure.IoT Build	19:d4f9e872bf3e	2095	/Codes_SRS_TRANSPORTMULTITHTTP_17_089: [_DoWork shall assemble an IOTHUBMESSAGE_HANDLE from the received HTTP content (using the responseContent buffer).] /
AzureIoTClient	31:c889be99d3f7	2096	resp_content = BUFFER_u_char(responseContent);
AzureIoTClient	31:c889be99d3f7	2097	resp_len = BUFFER_length(responseContent);
AzureIoTClient	31:c889be99d3f7	2098	IOTHUB_MESSAGE_HANDLE receivedMessage = IoTHubMessage_CreateFromByteArray(resp_content, resp_len);
Azure.IoT Build	19:d4f9e872bf3e	2099	if (receivedMessage == NULL)
Azure.IoT Build	19:d4f9e872bf3e	2100	{
Azure.IoT Build	19:d4f9e872bf3e	2101	/Codes_SRS_TRANSPORTMULTITHTTP_17_092: [If assembling the message fails in any way, then _DoWork shall "abandon" the message.]/
Azure.IoT Build	19:d4f9e872bf3e	2102	LogError("unable to IoTHubMessage_CreateFromByteArray, trying to abandon the message... ");
AzureIoTClient	29:e44b1f827914	2103	if (!abandonOrAcceptMessage(handleData, deviceData, etagValue, IOTHUBMESSAGE_ABANDONED))
AzureIoTClient	29:e44b1f827914	2104	{
AzureIoTClient	29:e44b1f827914	2105	LogError("HTTP Transport layer failed to report ABANDON disposition");
AzureIoTClient	29:e44b1f827914	2106	}
Azure.IoT Build	19:d4f9e872bf3e	2107	}
Azure.IoT Build	19:d4f9e872bf3e	2108	else
Azure.IoT Build	19:d4f9e872bf3e	2109	{
Azure.IoT Build	19:d4f9e872bf3e	2110	/Codes_SRS_TRANSPORTMULTITHTTP_17_090: [All the HTTP headers of the form iothub-app-name:somecontent shall be transformed in message properties {name, somecontent}.]/
Azure.IoT Build	19:d4f9e872bf3e	2111	/Codes_SRS_TRANSPORTMULTITHTTP_17_091: [The HTTP header of iothub-messageid shall be set in the MessageId.]/
Azure.IoT Build	19:d4f9e872bf3e	2112	size_t nHeaders;
Azure.IoT Build	19:d4f9e872bf3e	2113	if (HTTPHeaders_GetHeaderCount(responseHTTPHeaders, &nHeaders) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	2114	{
Azure.IoT Build	19:d4f9e872bf3e	2115	LogError("unable to get the count of HTTP headers");
AzureIoTClient	29:e44b1f827914	2116	if (!abandonOrAcceptMessage(handleData, deviceData, etagValue, IOTHUBMESSAGE_ABANDONED))
AzureIoTClient	29:e44b1f827914	2117	{
AzureIoTClient	29:e44b1f827914	2118	LogError("HTTP Transport layer failed to report ABANDON disposition");
AzureIoTClient	29:e44b1f827914	2119	}
Azure.IoT Build	19:d4f9e872bf3e	2120	}
Azure.IoT Build	19:d4f9e872bf3e	2121	else
Azure.IoT Build	19:d4f9e872bf3e	2122	{
Azure.IoT Build	19:d4f9e872bf3e	2123	size_t i;
Azure.IoT Build	19:d4f9e872bf3e	2124	MAP_HANDLE properties = (nHeaders > 0) ? IoTHubMessage_Properties(receivedMessage) : NULL;
Azure.IoT Build	19:d4f9e872bf3e	2125	for (i = 0; i < nHeaders; i++)
Azure.IoT Build	19:d4f9e872bf3e	2126	{
Azure.IoT Build	19:d4f9e872bf3e	2127	char* completeHeader;
Azure.IoT Build	19:d4f9e872bf3e	2128	if (HTTPHeaders_GetHeader(responseHTTPHeaders, i, &completeHeader) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	2129	{
Azure.IoT Build	19:d4f9e872bf3e	2130	break;
Azure.IoT Build	19:d4f9e872bf3e	2131	}
Azure.IoT Build	19:d4f9e872bf3e	2132	else
Azure.IoT Build	19:d4f9e872bf3e	2133	{
Azure.IoT Build	19:d4f9e872bf3e	2134	if (strncmp(IOTHUB_APP_PREFIX, completeHeader, strlen(IOTHUB_APP_PREFIX)) == 0)
Azure.IoT Build	19:d4f9e872bf3e	2135	{
Azure.IoT Build	19:d4f9e872bf3e	2136	/looks like a property headers/
Azure.IoT Build	19:d4f9e872bf3e	2137	/there's a guaranteed ':' in the completeHeader, by HTTP_HEADERS module/
Azure.IoT Build	19:d4f9e872bf3e	2138	char* whereIsColon = strchr(completeHeader, ':');
Azure.IoT Build	19:d4f9e872bf3e	2139	if (whereIsColon != NULL)
Azure.IoT Build	19:d4f9e872bf3e	2140	{
Azure.IoT Build	19:d4f9e872bf3e	2141	whereIsColon = '\0'; /cut it down*/
Azure.IoT Build	19:d4f9e872bf3e	2142	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/
Azure.IoT Build	19:d4f9e872bf3e	2143	{
Azure.IoT Build	19:d4f9e872bf3e	2144	free(completeHeader);
Azure.IoT Build	19:d4f9e872bf3e	2145	break;
Azure.IoT Build	19:d4f9e872bf3e	2146	}
Azure.IoT Build	19:d4f9e872bf3e	2147	}
Azure.IoT Build	19:d4f9e872bf3e	2148	}
Azure.IoT Build	19:d4f9e872bf3e	2149	else if (strncmp(IOTHUB_MESSAGE_ID, completeHeader, strlen(IOTHUB_MESSAGE_ID)) == 0)
Azure.IoT Build	19:d4f9e872bf3e	2150	{
Azure.IoT Build	19:d4f9e872bf3e	2151	char* whereIsColon = strchr(completeHeader, ':');
Azure.IoT Build	19:d4f9e872bf3e	2152	if (whereIsColon != NULL)
Azure.IoT Build	19:d4f9e872bf3e	2153	{
Azure.IoT Build	19:d4f9e872bf3e	2154	whereIsColon = '\0'; /cut it down*/
Azure.IoT Build	19:d4f9e872bf3e	2155	if (IoTHubMessage_SetMessageId(receivedMessage, whereIsColon + 2) != IOTHUB_MESSAGE_OK)
Azure.IoT Build	19:d4f9e872bf3e	2156	{
Azure.IoT Build	19:d4f9e872bf3e	2157	free(completeHeader);
Azure.IoT Build	19:d4f9e872bf3e	2158	break;
Azure.IoT Build	19:d4f9e872bf3e	2159	}
Azure.IoT Build	19:d4f9e872bf3e	2160	}
Azure.IoT Build	19:d4f9e872bf3e	2161	}
Azure.IoT Build	19:d4f9e872bf3e	2162	else if (strncmp(IOTHUB_CORRELATION_ID, completeHeader, strlen(IOTHUB_CORRELATION_ID)) == 0)
Azure.IoT Build	19:d4f9e872bf3e	2163	{
Azure.IoT Build	19:d4f9e872bf3e	2164	char* whereIsColon = strchr(completeHeader, ':');
Azure.IoT Build	19:d4f9e872bf3e	2165	if (whereIsColon != NULL)
Azure.IoT Build	19:d4f9e872bf3e	2166	{
Azure.IoT Build	19:d4f9e872bf3e	2167	whereIsColon = '\0'; /cut it down*/
Azure.IoT Build	19:d4f9e872bf3e	2168	if (IoTHubMessage_SetCorrelationId(receivedMessage, whereIsColon + 2) != IOTHUB_MESSAGE_OK)
Azure.IoT Build	19:d4f9e872bf3e	2169	{
Azure.IoT Build	19:d4f9e872bf3e	2170	free(completeHeader);
Azure.IoT Build	19:d4f9e872bf3e	2171	break;
Azure.IoT Build	19:d4f9e872bf3e	2172	}
Azure.IoT Build	19:d4f9e872bf3e	2173	}
Azure.IoT Build	19:d4f9e872bf3e	2174	}
Azure.IoT Build	19:d4f9e872bf3e	2175	free(completeHeader);
Azure.IoT Build	19:d4f9e872bf3e	2176	}
Azure.IoT Build	19:d4f9e872bf3e	2177	}
AzureIoTClient	6:73793bae15ba	2178
Azure.IoT Build	19:d4f9e872bf3e	2179	if (i < nHeaders)
Azure.IoT Build	19:d4f9e872bf3e	2180	{
AzureIoTClient	29:e44b1f827914	2181	if (!abandonOrAcceptMessage(handleData, deviceData, etagValue, IOTHUBMESSAGE_ABANDONED))
AzureIoTClient	29:e44b1f827914	2182	{
AzureIoTClient	29:e44b1f827914	2183	LogError("HTTP Transport layer failed to report ABANDON disposition");
AzureIoTClient	29:e44b1f827914	2184	}
Azure.IoT Build	19:d4f9e872bf3e	2185	}
Azure.IoT Build	19:d4f9e872bf3e	2186	else
Azure.IoT Build	19:d4f9e872bf3e	2187	{
AzureIoTClient	29:e44b1f827914	2188	MESSAGE_CALLBACK_INFO* messageData = MESSAGE_CALLBACK_INFO_Create(receivedMessage, handleData, deviceData, etagValue);
AzureIoTClient	29:e44b1f827914	2189	if (messageData == NULL)
Azure.IoT Build	19:d4f9e872bf3e	2190	{
AzureIoTClient	29:e44b1f827914	2191	/Codes_SRS_TRANSPORTMULTITHTTP_10_006: [If assembling the transport context fails, _DoWork shall "abandon" the message.] /
AzureIoTClient	29:e44b1f827914	2192	LogError("failed to assemble callback info");
AzureIoTClient	29:e44b1f827914	2193	if (!abandonOrAcceptMessage(handleData, deviceData, etagValue, IOTHUBMESSAGE_ABANDONED))
AzureIoTClient	29:e44b1f827914	2194	{
AzureIoTClient	29:e44b1f827914	2195	LogError("HTTP Transport layer failed to report ABANDON disposition");
AzureIoTClient	29:e44b1f827914	2196	}
Azure.IoT Build	19:d4f9e872bf3e	2197	}
Azure.IoT Build	19:d4f9e872bf3e	2198	else
Azure.IoT Build	19:d4f9e872bf3e	2199	{
AzureIoTClient	29:e44b1f827914	2200	bool abandon;
AzureIoTClient	29:e44b1f827914	2201	if (IoTHubClient_LL_MessageCallback(iotHubClientHandle, messageData))
AzureIoTClient	29:e44b1f827914	2202	{
AzureIoTClient	29:e44b1f827914	2203	abandon = false;
AzureIoTClient	29:e44b1f827914	2204	}
AzureIoTClient	29:e44b1f827914	2205	else
AzureIoTClient	29:e44b1f827914	2206	{
AzureIoTClient	29:e44b1f827914	2207	LogError("IoTHubClient_LL_MessageCallback failed");
AzureIoTClient	29:e44b1f827914	2208	abandon = true;
AzureIoTClient	29:e44b1f827914	2209	}
AzureIoTClient	29:e44b1f827914	2210
AzureIoTClient	29:e44b1f827914	2211	/Codes_SRS_TRANSPORTMULTITHTTP_17_096: [If IoTHubClient_LL_MessageCallback returns false then _DoWork shall "abandon" the message.] /
AzureIoTClient	29:e44b1f827914	2212	if (abandon)
AzureIoTClient	29:e44b1f827914	2213	{
AzureIoTClient	29:e44b1f827914	2214	(void)IoTHubTransportHttp_SendMessageDisposition(messageData, IOTHUBMESSAGE_ABANDONED);
AzureIoTClient	29:e44b1f827914	2215	}
Azure.IoT Build	19:d4f9e872bf3e	2216	}
Azure.IoT Build	19:d4f9e872bf3e	2217	}
Azure.IoT Build	19:d4f9e872bf3e	2218	}
Azure.IoT Build	19:d4f9e872bf3e	2219	IoTHubMessage_Destroy(receivedMessage);
Azure.IoT Build	19:d4f9e872bf3e	2220	}
Azure.IoT Build	19:d4f9e872bf3e	2221	}
Azure.IoT Build	19:d4f9e872bf3e	2222	}
Azure.IoT Build	19:d4f9e872bf3e	2223	}
Azure.IoT Build	19:d4f9e872bf3e	2224	}
Azure.IoT Build	19:d4f9e872bf3e	2225	BUFFER_delete(responseContent);
Azure.IoT Build	19:d4f9e872bf3e	2226	}
Azure.IoT Build	19:d4f9e872bf3e	2227	HTTPHeaders_Free(responseHTTPHeaders);
Azure.IoT Build	19:d4f9e872bf3e	2228	}
Azure.IoT Build	19:d4f9e872bf3e	2229	}
Azure.IoT Build	19:d4f9e872bf3e	2230	else
Azure.IoT Build	19:d4f9e872bf3e	2231	{
Azure.IoT Build	19:d4f9e872bf3e	2232	/isPollingAllowed is false... /
Azure.IoT Build	19:d4f9e872bf3e	2233	/do nothing "shall be ignored/
Azure.IoT Build	19:d4f9e872bf3e	2234	}
Azure.IoT Build	19:d4f9e872bf3e	2235	}
AzureIoTClient	6:73793bae15ba	2236	}
AzureIoTClient	6:73793bae15ba	2237
AzureIoTClient	25:3a68a581d3f9	2238	static IOTHUB_PROCESS_ITEM_RESULT IoTHubTransportHttp_ProcessItem(TRANSPORT_LL_HANDLE handle, IOTHUB_IDENTITY_TYPE item_type, IOTHUB_IDENTITY_INFO* iothub_item)
AzureIoTClient	25:3a68a581d3f9	2239	{
AzureIoTClient	25:3a68a581d3f9	2240	(void)handle;
AzureIoTClient	25:3a68a581d3f9	2241	(void)item_type;
AzureIoTClient	25:3a68a581d3f9	2242	(void)iothub_item;
AzureIoTClient	25:3a68a581d3f9	2243	LogError("Currently Not Supported.");
AzureIoTClient	25:3a68a581d3f9	2244	return IOTHUB_PROCESS_ERROR;
AzureIoTClient	25:3a68a581d3f9	2245	}
AzureIoTClient	25:3a68a581d3f9	2246
AzureIoTClient	18:ab990f6aa61f	2247	static void IoTHubTransportHttp_DoWork(TRANSPORT_LL_HANDLE handle, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle)
AzureIoTClient	6:73793bae15ba	2248	{
Azure.IoT Build	19:d4f9e872bf3e	2249	/Codes_SRS_TRANSPORTMULTITHTTP_17_049: [ If handle is NULL, then IoTHubTransportHttp_DoWork shall do nothing. ]/
Azure.IoT Build	19:d4f9e872bf3e	2250	/Codes_SRS_TRANSPORTMULTITHTTP_17_140: [ If iotHubClientHandle is NULL, then IoTHubTransportHttp_DoWork shall do nothing. ]/
Azure.IoT Build	13:848d52f93daf	2251
Azure.IoT Build	19:d4f9e872bf3e	2252	(void)iotHubClientHandle; // use the perDevice handle.
Azure.IoT Build	19:d4f9e872bf3e	2253	if (handle != NULL)
Azure.IoT Build	19:d4f9e872bf3e	2254	{
Azure.IoT Build	19:d4f9e872bf3e	2255	HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
Azure.IoT Build	19:d4f9e872bf3e	2256	IOTHUB_DEVICE_HANDLE* listItem;
Azure.IoT Build	19:d4f9e872bf3e	2257	size_t deviceListSize = VECTOR_size(handleData->perDeviceList);
Azure.IoT Build	19:d4f9e872bf3e	2258	/Codes_SRS_TRANSPORTMULTITHTTP_17_052: [ IoTHubTransportHttp_DoWork shall perform a round-robin loop through every deviceHandle in the transport device list, using the iotHubClientHandle field saved in the IOTHUB_DEVICE_HANDLE. ]/
Azure.IoT Build	19:d4f9e872bf3e	2259	/Codes_SRS_TRANSPORTMULTITHTTP_17_050: [ IoTHubTransportHttp_DoWork shall call loop through the device list. ] /
Azure.IoT Build	19:d4f9e872bf3e	2260	/Codes_SRS_TRANSPORTMULTITHTTP_17_051: [ IF the list is empty, then IoTHubTransportHttp_DoWork shall do nothing. ]/
Azure.IoT Build	19:d4f9e872bf3e	2261	for (size_t i = 0; i < deviceListSize; i++)
Azure.IoT Build	19:d4f9e872bf3e	2262	{
AzureIoTClient	22:e0add922c564	2263	listItem = (IOTHUB_DEVICE_HANDLE *) VECTOR_element(handleData->perDeviceList, i);
AzureIoTClient	22:e0add922c564	2264	HTTPTRANSPORT_PERDEVICE_DATA* perDeviceItem = (HTTPTRANSPORT_PERDEVICE_DATA*)(listItem);
Azure.IoT Build	19:d4f9e872bf3e	2265	DoEvent(handleData, perDeviceItem, perDeviceItem->iotHubClientHandle);
Azure.IoT Build	19:d4f9e872bf3e	2266	DoMessages(handleData, perDeviceItem, perDeviceItem->iotHubClientHandle);
Azure.IoT Build	13:848d52f93daf	2267
Azure.IoT Build	19:d4f9e872bf3e	2268	}
Azure.IoT Build	19:d4f9e872bf3e	2269	}
Azure.IoT Build	19:d4f9e872bf3e	2270	else
Azure.IoT Build	19:d4f9e872bf3e	2271	{
Azure.IoT Build	19:d4f9e872bf3e	2272	LogError("Invalid Argument NULL call on DoWork.");
Azure.IoT Build	19:d4f9e872bf3e	2273	}
AzureIoTClient	6:73793bae15ba	2274	}
AzureIoTClient	6:73793bae15ba	2275
AzureIoTClient	18:ab990f6aa61f	2276	static IOTHUB_CLIENT_RESULT IoTHubTransportHttp_GetSendStatus(IOTHUB_DEVICE_HANDLE handle, IOTHUB_CLIENT_STATUS *iotHubClientStatus)
AzureIoTClient	6:73793bae15ba	2277	{
Azure.IoT Build	19:d4f9e872bf3e	2278	IOTHUB_CLIENT_RESULT result;
AzureIoTClient	6:73793bae15ba	2279
Azure.IoT Build	19:d4f9e872bf3e	2280	if (handle == NULL)
Azure.IoT Build	19:d4f9e872bf3e	2281	{
Azure.IoT Build	19:d4f9e872bf3e	2282	/Codes_SRS_TRANSPORTMULTITHTTP_17_111: [ IoTHubTransportHttp_GetSendStatus shall return IOTHUB_CLIENT_INVALID_ARG if called with NULL parameter. ]/
Azure.IoT Build	19:d4f9e872bf3e	2283	result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build	19:d4f9e872bf3e	2284	LogError("Invalid handle to IoTHubClient HTTP transport instance.");
Azure.IoT Build	19:d4f9e872bf3e	2285	}
Azure.IoT Build	19:d4f9e872bf3e	2286	else if (iotHubClientStatus == NULL)
Azure.IoT Build	19:d4f9e872bf3e	2287	{
Azure.IoT Build	19:d4f9e872bf3e	2288	result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build	19:d4f9e872bf3e	2289	LogError("Invalid pointer to output parameter IOTHUB_CLIENT_STATUS.");
Azure.IoT Build	19:d4f9e872bf3e	2290	}
Azure.IoT Build	19:d4f9e872bf3e	2291	else
Azure.IoT Build	19:d4f9e872bf3e	2292	{
Azure.IoT Build	19:d4f9e872bf3e	2293	/Codes_SRS_TRANSPORTMULTITHTTP_17_138: [ IoTHubTransportHttp_GetSendStatus shall locate deviceHandle in the transport device list by calling list_find_if. ]/
Azure.IoT Build	19:d4f9e872bf3e	2294	IOTHUB_DEVICE_HANDLE* listItem = get_perDeviceDataItem(handle);
Azure.IoT Build	19:d4f9e872bf3e	2295	if (listItem == NULL)
Azure.IoT Build	19:d4f9e872bf3e	2296	{
Azure.IoT Build	19:d4f9e872bf3e	2297	/Codes_SRS_TRANSPORTMULTITHTTP_17_139: [ If the device structure is not found, then this function shall fail and return with IOTHUB_CLIENT_INVALID_ARG. ]/
Azure.IoT Build	19:d4f9e872bf3e	2298	result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build	19:d4f9e872bf3e	2299	LogError("Device not found in transport list.");
Azure.IoT Build	19:d4f9e872bf3e	2300	}
Azure.IoT Build	19:d4f9e872bf3e	2301	else
Azure.IoT Build	19:d4f9e872bf3e	2302	{
Azure.IoT Build	19:d4f9e872bf3e	2303	HTTPTRANSPORT_PERDEVICE_DATA* deviceData = (HTTPTRANSPORT_PERDEVICE_DATA)(listItem);
Azure.IoT Build	19:d4f9e872bf3e	2304	/* Codes_SRS_TRANSPORTMULTITHTTP_17_113: [ 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. ] */
Azure.IoT Build	19:d4f9e872bf3e	2305	if (!DList_IsListEmpty(deviceData->waitingToSend))
Azure.IoT Build	19:d4f9e872bf3e	2306	{
Azure.IoT Build	19:d4f9e872bf3e	2307	*iotHubClientStatus = IOTHUB_CLIENT_SEND_STATUS_BUSY;
Azure.IoT Build	19:d4f9e872bf3e	2308	}
Azure.IoT Build	19:d4f9e872bf3e	2309	/* Codes_SRS_TRANSPORTMULTITHTTP_17_112: [ 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. ] */
Azure.IoT Build	19:d4f9e872bf3e	2310	else
Azure.IoT Build	19:d4f9e872bf3e	2311	{
Azure.IoT Build	19:d4f9e872bf3e	2312	*iotHubClientStatus = IOTHUB_CLIENT_SEND_STATUS_IDLE;
Azure.IoT Build	19:d4f9e872bf3e	2313	}
Azure.IoT Build	19:d4f9e872bf3e	2314	result = IOTHUB_CLIENT_OK;
Azure.IoT Build	19:d4f9e872bf3e	2315	}
Azure.IoT Build	19:d4f9e872bf3e	2316	}
AzureIoTClient	6:73793bae15ba	2317
Azure.IoT Build	19:d4f9e872bf3e	2318	return result;
AzureIoTClient	6:73793bae15ba	2319	}
AzureIoTClient	6:73793bae15ba	2320
AzureIoTClient	18:ab990f6aa61f	2321	static IOTHUB_CLIENT_RESULT IoTHubTransportHttp_SetOption(TRANSPORT_LL_HANDLE handle, const char* option, const void* value)
AzureIoTClient	6:73793bae15ba	2322	{
Azure.IoT Build	19:d4f9e872bf3e	2323	IOTHUB_CLIENT_RESULT result;
Azure.IoT Build	19:d4f9e872bf3e	2324	/Codes_SRS_TRANSPORTMULTITHTTP_17_114: [If handle parameter is NULL then IoTHubTransportHttp_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.] /
Azure.IoT Build	19:d4f9e872bf3e	2325	/Codes_SRS_TRANSPORTMULTITHTTP_17_115: [If option parameter is NULL then IoTHubTransportHttp_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.] /
Azure.IoT Build	19:d4f9e872bf3e	2326	/Codes_SRS_TRANSPORTMULTITHTTP_17_116: [If value parameter is NULL then IoTHubTransportHttp_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.] /
Azure.IoT Build	19:d4f9e872bf3e	2327	if (
Azure.IoT Build	19:d4f9e872bf3e	2328	(handle == NULL) \|\|
Azure.IoT Build	19:d4f9e872bf3e	2329	(option == NULL) \|\|
Azure.IoT Build	19:d4f9e872bf3e	2330	(value == NULL)
Azure.IoT Build	19:d4f9e872bf3e	2331	)
Azure.IoT Build	19:d4f9e872bf3e	2332	{
Azure.IoT Build	19:d4f9e872bf3e	2333	result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build	19:d4f9e872bf3e	2334	LogError("invalid parameter (NULL) passed to IoTHubTransportHttp_SetOption");
Azure.IoT Build	19:d4f9e872bf3e	2335	}
Azure.IoT Build	19:d4f9e872bf3e	2336	else
Azure.IoT Build	19:d4f9e872bf3e	2337	{
Azure.IoT Build	19:d4f9e872bf3e	2338	HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
Azure.IoT Build	19:d4f9e872bf3e	2339	/Codes_SRS_TRANSPORTMULTITHTTP_17_120: ["Batching"] /
AzureIoTClient	22:e0add922c564	2340	if (strcmp(OPTION_BATCHING, option) == 0)
Azure.IoT Build	19:d4f9e872bf3e	2341	{
Azure.IoT Build	19:d4f9e872bf3e	2342	/Codes_SRS_TRANSPORTMULTITHTTP_17_117: [If optionName is an option handled by IoTHubTransportHttp then it shall be set.] /
Azure.IoT Build	19:d4f9e872bf3e	2343	handleData->doBatchedTransfers = (bool)value;
Azure.IoT Build	19:d4f9e872bf3e	2344	result = IOTHUB_CLIENT_OK;
Azure.IoT Build	19:d4f9e872bf3e	2345	}
Azure.IoT Build	19:d4f9e872bf3e	2346	/Codes_SRS_TRANSPORTMULTITHTTP_17_121: ["MinimumPollingTime"] /
AzureIoTClient	22:e0add922c564	2347	else if (strcmp(OPTION_MIN_POLLING_TIME, option) == 0)
Azure.IoT Build	19:d4f9e872bf3e	2348	{
Azure.IoT Build	19:d4f9e872bf3e	2349	handleData->getMinimumPollingTime = (unsigned int)value;
Azure.IoT Build	19:d4f9e872bf3e	2350	result = IOTHUB_CLIENT_OK;
Azure.IoT Build	19:d4f9e872bf3e	2351	}
Azure.IoT Build	19:d4f9e872bf3e	2352	else
Azure.IoT Build	19:d4f9e872bf3e	2353	{
Azure.IoT Build	19:d4f9e872bf3e	2354	/Codes_SRS_TRANSPORTMULTITHTTP_17_126: [ "TrustedCerts"] /
Azure.IoT Build	19:d4f9e872bf3e	2355	/Codes_SRS_TRANSPORTMULTITHTTP_17_127: [ NULL shall be allowed. ]/
Azure.IoT Build	19:d4f9e872bf3e	2356	/Codes_SRS_TRANSPORTMULTITHTTP_17_129: [ This option shall passed down to the lower layer by calling HTTPAPIEX_SetOption. ]/
Azure.IoT Build	19:d4f9e872bf3e	2357	/Codes_SRS_TRANSPORTMULTITHTTP_17_118: [Otherwise, IoTHubTransport_Http shall call HTTPAPIEX_SetOption with the same parameters and return the translated code.] /
Azure.IoT Build	19:d4f9e872bf3e	2358	HTTPAPIEX_RESULT HTTPAPIEX_result = HTTPAPIEX_SetOption(handleData->httpApiExHandle, option, value);
Azure.IoT Build	19:d4f9e872bf3e	2359	/Codes_SRS_TRANSPORTMULTITHTTP_17_119: [The following table translates HTTPAPIEX return codes to IOTHUB_CLIENT_RESULT return codes:] /
Azure.IoT Build	19:d4f9e872bf3e	2360	if (HTTPAPIEX_result == HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	2361	{
Azure.IoT Build	19:d4f9e872bf3e	2362	result = IOTHUB_CLIENT_OK;
Azure.IoT Build	19:d4f9e872bf3e	2363	}
Azure.IoT Build	19:d4f9e872bf3e	2364	else if (HTTPAPIEX_result == HTTPAPIEX_INVALID_ARG)
Azure.IoT Build	19:d4f9e872bf3e	2365	{
Azure.IoT Build	19:d4f9e872bf3e	2366	result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build	19:d4f9e872bf3e	2367	LogError("HTTPAPIEX_SetOption failed");
Azure.IoT Build	19:d4f9e872bf3e	2368	}
Azure.IoT Build	19:d4f9e872bf3e	2369	else
Azure.IoT Build	19:d4f9e872bf3e	2370	{
Azure.IoT Build	19:d4f9e872bf3e	2371	result = IOTHUB_CLIENT_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	2372	LogError("HTTPAPIEX_SetOption failed");
Azure.IoT Build	19:d4f9e872bf3e	2373	}
Azure.IoT Build	19:d4f9e872bf3e	2374	}
Azure.IoT Build	19:d4f9e872bf3e	2375	}
Azure.IoT Build	19:d4f9e872bf3e	2376	return result;
AzureIoTClient	6:73793bae15ba	2377	}
AzureIoTClient	18:ab990f6aa61f	2378
AzureIoTClient	18:ab990f6aa61f	2379	static STRING_HANDLE IoTHubTransportHttp_GetHostname(TRANSPORT_LL_HANDLE handle)
AzureIoTClient	18:ab990f6aa61f	2380	{
AzureIoTClient	18:ab990f6aa61f	2381	STRING_HANDLE result;
AzureIoTClient	18:ab990f6aa61f	2382	/Codes_SRS_TRANSPORTMULTITHTTP_02_001: [ If handle is NULL then IoTHubTransportHttp_GetHostname shall fail and return NULL. ]/
AzureIoTClient	18:ab990f6aa61f	2383	if (handle == NULL)
AzureIoTClient	18:ab990f6aa61f	2384	{
AzureIoTClient	18:ab990f6aa61f	2385	LogError("invalid parameter handle=%p", handle);
AzureIoTClient	18:ab990f6aa61f	2386	result = NULL;
AzureIoTClient	18:ab990f6aa61f	2387	}
AzureIoTClient	30:655054f86a6e	2388	/Codes_SRS_TRANSPORTMULTITHTTP_02_002: [ Otherwise IoTHubTransportHttp_GetHostname shall return a non-NULL STRING_HANDLE containing the hostname. ]/
AzureIoTClient	30:655054f86a6e	2389	else if ((result = STRING_clone(((HTTPTRANSPORT_HANDLE_DATA*)(handle))->hostName)) == NULL)
AzureIoTClient	18:ab990f6aa61f	2390	{
AzureIoTClient	30:655054f86a6e	2391	LogError("Cannot provide the target host name (STRING_clone failed).");
AzureIoTClient	18:ab990f6aa61f	2392	}
AzureIoTClient	30:655054f86a6e	2393
AzureIoTClient	18:ab990f6aa61f	2394	return result;
AzureIoTClient	18:ab990f6aa61f	2395	}
AzureIoTClient	18:ab990f6aa61f	2396
AzureIoTClient	25:3a68a581d3f9	2397	static int IoTHubTransportHttp_SetRetryPolicy(TRANSPORT_LL_HANDLE handle, IOTHUB_CLIENT_RETRY_POLICY retryPolicy, size_t retryTimeoutLimitInSeconds)
AzureIoTClient	25:3a68a581d3f9	2398	{
AzureIoTClient	25:3a68a581d3f9	2399	int result;
AzureIoTClient	25:3a68a581d3f9	2400	(void)handle;
AzureIoTClient	25:3a68a581d3f9	2401	(void)retryPolicy;
AzureIoTClient	25:3a68a581d3f9	2402	(void)retryTimeoutLimitInSeconds;
AzureIoTClient	25:3a68a581d3f9	2403
AzureIoTClient	25:3a68a581d3f9	2404	/* Retry Policy is not currently not available for HTTP */
AzureIoTClient	25:3a68a581d3f9	2405
AzureIoTClient	25:3a68a581d3f9	2406	result = 0;
AzureIoTClient	25:3a68a581d3f9	2407	return result;
AzureIoTClient	25:3a68a581d3f9	2408	}
AzureIoTClient	25:3a68a581d3f9	2409
AzureIoTClient	18:ab990f6aa61f	2410	/Codes_SRS_TRANSPORTMULTITHTTP_17_125: [This function shall return a pointer to a structure of type TRANSPORT_PROVIDER having the following values for its fields:] /
AzureIoTClient	18:ab990f6aa61f	2411	static TRANSPORT_PROVIDER thisTransportProvider =
AzureIoTClient	18:ab990f6aa61f	2412	{
AzureIoTClient	29:e44b1f827914	2413	IoTHubTransportHttp_SendMessageDisposition, /pfIotHubTransport_SendMessageDisposition IoTHubTransport_SendMessageDisposition;/
AzureIoTClient	25:3a68a581d3f9	2414	IoTHubTransportHttp_Subscribe_DeviceMethod, /pfIoTHubTransport_Subscribe_DeviceMethod IoTHubTransport_Subscribe_DeviceMethod;/
AzureIoTClient	25:3a68a581d3f9	2415	IoTHubTransportHttp_Unsubscribe_DeviceMethod, /pfIoTHubTransport_Unsubscribe_DeviceMethod IoTHubTransport_Unsubscribe_DeviceMethod;/
AzureIoTClient	26:aeabbfa5181a	2416	IoTHubTransportHttp_DeviceMethod_Response, /pfIoTHubTransport_DeviceMethod_Response IoTHubTransport_DeviceMethod_Response;/
AzureIoTClient	25:3a68a581d3f9	2417	IoTHubTransportHttp_Subscribe_DeviceTwin, /pfIoTHubTransport_Subscribe_DeviceTwin IoTHubTransport_Subscribe_DeviceTwin;/
AzureIoTClient	25:3a68a581d3f9	2418	IoTHubTransportHttp_Unsubscribe_DeviceTwin, /pfIoTHubTransport_Unsubscribe_DeviceTwin IoTHubTransport_Unsubscribe_DeviceTwin;/
AzureIoTClient	25:3a68a581d3f9	2419	IoTHubTransportHttp_ProcessItem, /pfIoTHubTransport_ProcessItem IoTHubTransport_ProcessItem;/
AzureIoTClient	25:3a68a581d3f9	2420	IoTHubTransportHttp_GetHostname, /pfIoTHubTransport_GetHostname IoTHubTransport_GetHostname;/
AzureIoTClient	25:3a68a581d3f9	2421	IoTHubTransportHttp_SetOption, /pfIoTHubTransport_SetOption IoTHubTransport_SetOption;/
AzureIoTClient	25:3a68a581d3f9	2422	IoTHubTransportHttp_Create, /pfIoTHubTransport_Create IoTHubTransport_Create;/
AzureIoTClient	25:3a68a581d3f9	2423	IoTHubTransportHttp_Destroy, /pfIoTHubTransport_Destroy IoTHubTransport_Destroy;/
AzureIoTClient	25:3a68a581d3f9	2424	IoTHubTransportHttp_Register, /pfIotHubTransport_Register IoTHubTransport_Register;/
AzureIoTClient	25:3a68a581d3f9	2425	IoTHubTransportHttp_Unregister, /pfIotHubTransport_Unregister IoTHubTransport_Unegister;/
AzureIoTClient	25:3a68a581d3f9	2426	IoTHubTransportHttp_Subscribe, /pfIoTHubTransport_Subscribe IoTHubTransport_Subscribe;/
AzureIoTClient	25:3a68a581d3f9	2427	IoTHubTransportHttp_Unsubscribe, /pfIoTHubTransport_Unsubscribe IoTHubTransport_Unsubscribe;/
AzureIoTClient	25:3a68a581d3f9	2428	IoTHubTransportHttp_DoWork, /pfIoTHubTransport_DoWork IoTHubTransport_DoWork;/
AzureIoTClient	25:3a68a581d3f9	2429	IoTHubTransportHttp_SetRetryPolicy, /pfIoTHubTransport_DoWork IoTHubTransport_SetRetryPolicy;/
AzureIoTClient	25:3a68a581d3f9	2430	IoTHubTransportHttp_GetSendStatus /pfIoTHubTransport_GetSendStatus IoTHubTransport_GetSendStatus;/
AzureIoTClient	18:ab990f6aa61f	2431	};
AzureIoTClient	18:ab990f6aa61f	2432
AzureIoTClient	18:ab990f6aa61f	2433	const TRANSPORT_PROVIDER* HTTP_Protocol(void)
AzureIoTClient	18:ab990f6aa61f	2434	{
AzureIoTClient	18:ab990f6aa61f	2435	return &thisTransportProvider;
AzureIoTClient	18:ab990f6aa61f	2436	}

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Type:	Library
Created:	15 Sep 2015
Imports:	94
Forks:	0
Commits:	40
Dependents:	3
Dependencies:	0
Followers:	5

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Azure IoT

Dan Cristoloveanu

The code in this repository is MIT licensed.

iothubtransporthttp.c@31:c889be99d3f7, 2017-05-22 (annotated)

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