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@28:f57de550d450, 2017-02-24 (annotated)

Committer:: AzureIoTClient
Date:: Fri Feb 24 14:00:14 2017 -0800
Revision:: 28:f57de550d450
Parent:: 27:6bf6436d54a5
Child:: 29:e44b1f827914

1.1.8

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
Azure.IoT Build	13:848d52f93daf	77	static void destroy_eventHTTPrelativePath(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	78	{
Azure.IoT Build	19:d4f9e872bf3e	79	STRING_delete(handleData->eventHTTPrelativePath);
Azure.IoT Build	19:d4f9e872bf3e	80	handleData->eventHTTPrelativePath = NULL;
AzureIoTClient	6:73793bae15ba	81	}
AzureIoTClient	6:73793bae15ba	82
Azure.IoT Build	13:848d52f93daf	83	static bool create_eventHTTPrelativePath(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceId)
AzureIoTClient	6:73793bae15ba	84	{
Azure.IoT Build	19:d4f9e872bf3e	85	/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	86	bool result;
Azure.IoT Build	19:d4f9e872bf3e	87	STRING_HANDLE urlEncodedDeviceId;
Azure.IoT Build	19:d4f9e872bf3e	88	handleData->eventHTTPrelativePath = STRING_construct("/devices/");
Azure.IoT Build	19:d4f9e872bf3e	89	if (handleData->eventHTTPrelativePath == NULL)
Azure.IoT Build	19:d4f9e872bf3e	90	{
Azure.IoT Build	19:d4f9e872bf3e	91	LogError("STRING_construct failed.");
Azure.IoT Build	19:d4f9e872bf3e	92	result = false;
Azure.IoT Build	19:d4f9e872bf3e	93	}
Azure.IoT Build	19:d4f9e872bf3e	94	else
Azure.IoT Build	19:d4f9e872bf3e	95	{
Azure.IoT Build	19:d4f9e872bf3e	96	if (!(
Azure.IoT Build	19:d4f9e872bf3e	97	((urlEncodedDeviceId = URL_EncodeString(deviceId)) != NULL) &&
Azure.IoT Build	19:d4f9e872bf3e	98	(STRING_concat_with_STRING(handleData->eventHTTPrelativePath, urlEncodedDeviceId) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	99	(STRING_concat(handleData->eventHTTPrelativePath, EVENT_ENDPOINT API_VERSION) == 0)
Azure.IoT Build	19:d4f9e872bf3e	100	))
Azure.IoT Build	19:d4f9e872bf3e	101	{
Azure.IoT Build	19:d4f9e872bf3e	102	/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	103	destroy_eventHTTPrelativePath(handleData);
Azure.IoT Build	19:d4f9e872bf3e	104	LogError("Creating HTTP event relative path failed.");
Azure.IoT Build	19:d4f9e872bf3e	105	result = false;
Azure.IoT Build	19:d4f9e872bf3e	106	}
Azure.IoT Build	19:d4f9e872bf3e	107	else
Azure.IoT Build	19:d4f9e872bf3e	108	{
Azure.IoT Build	19:d4f9e872bf3e	109	result = true;
Azure.IoT Build	19:d4f9e872bf3e	110	}
Azure.IoT Build	19:d4f9e872bf3e	111	STRING_delete(urlEncodedDeviceId);
Azure.IoT Build	19:d4f9e872bf3e	112	}
Azure.IoT Build	19:d4f9e872bf3e	113	return result;
AzureIoTClient	6:73793bae15ba	114	}
AzureIoTClient	6:73793bae15ba	115
Azure.IoT Build	13:848d52f93daf	116	static void destroy_messageHTTPrelativePath(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	117	{
Azure.IoT Build	19:d4f9e872bf3e	118	STRING_delete(handleData->messageHTTPrelativePath);
Azure.IoT Build	19:d4f9e872bf3e	119	handleData->messageHTTPrelativePath = NULL;
AzureIoTClient	6:73793bae15ba	120	}
AzureIoTClient	6:73793bae15ba	121
Azure.IoT Build	13:848d52f93daf	122	static bool create_messageHTTPrelativePath(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceId)
AzureIoTClient	6:73793bae15ba	123	{
Azure.IoT Build	19:d4f9e872bf3e	124	bool result;
Azure.IoT Build	19:d4f9e872bf3e	125	handleData->messageHTTPrelativePath = STRING_construct("/devices/");
Azure.IoT Build	19:d4f9e872bf3e	126	if (handleData->messageHTTPrelativePath == NULL)
Azure.IoT Build	19:d4f9e872bf3e	127	{
Azure.IoT Build	19:d4f9e872bf3e	128	LogError("STRING_construct failed.");
Azure.IoT Build	19:d4f9e872bf3e	129	result = false;
Azure.IoT Build	19:d4f9e872bf3e	130	}
Azure.IoT Build	19:d4f9e872bf3e	131	else
Azure.IoT Build	19:d4f9e872bf3e	132	{
Azure.IoT Build	19:d4f9e872bf3e	133	STRING_HANDLE urlEncodedDeviceId;
Azure.IoT Build	19:d4f9e872bf3e	134	/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	135	if (!(
Azure.IoT Build	19:d4f9e872bf3e	136	((urlEncodedDeviceId = URL_EncodeString(deviceId)) != NULL) &&
Azure.IoT Build	19:d4f9e872bf3e	137	(STRING_concat_with_STRING(handleData->messageHTTPrelativePath, urlEncodedDeviceId) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	138	(STRING_concat(handleData->messageHTTPrelativePath, MESSAGE_ENDPOINT_HTTP API_VERSION) == 0)
Azure.IoT Build	19:d4f9e872bf3e	139	))
Azure.IoT Build	19:d4f9e872bf3e	140	{
Azure.IoT Build	19:d4f9e872bf3e	141	/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	142	LogError("Creating HTTP message relative path failed.");
Azure.IoT Build	19:d4f9e872bf3e	143	result = false;
Azure.IoT Build	19:d4f9e872bf3e	144	destroy_messageHTTPrelativePath(handleData);
Azure.IoT Build	19:d4f9e872bf3e	145	}
Azure.IoT Build	19:d4f9e872bf3e	146	else
Azure.IoT Build	19:d4f9e872bf3e	147	{
Azure.IoT Build	19:d4f9e872bf3e	148	result = true;
Azure.IoT Build	19:d4f9e872bf3e	149	}
Azure.IoT Build	19:d4f9e872bf3e	150	STRING_delete(urlEncodedDeviceId);
Azure.IoT Build	19:d4f9e872bf3e	151	}
AzureIoTClient	17:7ef88cde801f	152
Azure.IoT Build	19:d4f9e872bf3e	153	return result;
AzureIoTClient	6:73793bae15ba	154	}
AzureIoTClient	6:73793bae15ba	155
Azure.IoT Build	13:848d52f93daf	156	static void destroy_eventHTTPrequestHeaders(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	157	{
Azure.IoT Build	19:d4f9e872bf3e	158	HTTPHeaders_Free(handleData->eventHTTPrequestHeaders);
Azure.IoT Build	19:d4f9e872bf3e	159	handleData->eventHTTPrequestHeaders = NULL;
AzureIoTClient	6:73793bae15ba	160	}
AzureIoTClient	6:73793bae15ba	161
AzureIoTClient	20:b652f2e4cccf	162	static bool create_eventHTTPrequestHeaders(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceId, bool is_x509_used)
Azure.IoT Build	13:848d52f93daf	163	{
Azure.IoT Build	19:d4f9e872bf3e	164	/*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	165	"Accept":"application/json"
Azure.IoT Build	19:d4f9e872bf3e	166	"Connection":"Keep-Alive" ]*/
Azure.IoT Build	19:d4f9e872bf3e	167	bool result;
Azure.IoT Build	19:d4f9e872bf3e	168	handleData->eventHTTPrequestHeaders = HTTPHeaders_Alloc();
Azure.IoT Build	19:d4f9e872bf3e	169	if (handleData->eventHTTPrequestHeaders == NULL)
Azure.IoT Build	19:d4f9e872bf3e	170	{
Azure.IoT Build	19:d4f9e872bf3e	171	LogError("HTTPHeaders_Alloc failed.");
Azure.IoT Build	19:d4f9e872bf3e	172	result = false;
Azure.IoT Build	19:d4f9e872bf3e	173	}
Azure.IoT Build	19:d4f9e872bf3e	174	else
Azure.IoT Build	19:d4f9e872bf3e	175	{
Azure.IoT Build	19:d4f9e872bf3e	176	STRING_HANDLE temp = STRING_construct("/devices/");
Azure.IoT Build	19:d4f9e872bf3e	177	if (temp == NULL)
Azure.IoT Build	19:d4f9e872bf3e	178	{
Azure.IoT Build	19:d4f9e872bf3e	179	LogError("STRING_construct failed.");
Azure.IoT Build	19:d4f9e872bf3e	180	result = false;
Azure.IoT Build	19:d4f9e872bf3e	181	destroy_eventHTTPrequestHeaders(handleData);
Azure.IoT Build	19:d4f9e872bf3e	182	}
Azure.IoT Build	19:d4f9e872bf3e	183	else
Azure.IoT Build	19:d4f9e872bf3e	184	{
Azure.IoT Build	19:d4f9e872bf3e	185	STRING_HANDLE urlEncodedDeviceId;
Azure.IoT Build	19:d4f9e872bf3e	186	if (!(
Azure.IoT Build	19:d4f9e872bf3e	187	((urlEncodedDeviceId = URL_EncodeString(deviceId)) != NULL) &&
Azure.IoT Build	19:d4f9e872bf3e	188	(STRING_concat_with_STRING(temp, urlEncodedDeviceId) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	189	(STRING_concat(temp, EVENT_ENDPOINT) == 0)
Azure.IoT Build	19:d4f9e872bf3e	190	))
Azure.IoT Build	19:d4f9e872bf3e	191	{
Azure.IoT Build	19:d4f9e872bf3e	192	LogError("deviceId construction failed.");
Azure.IoT Build	19:d4f9e872bf3e	193	result = false;
Azure.IoT Build	19:d4f9e872bf3e	194	destroy_eventHTTPrequestHeaders(handleData);
Azure.IoT Build	19:d4f9e872bf3e	195	}
Azure.IoT Build	19:d4f9e872bf3e	196	else
Azure.IoT Build	19:d4f9e872bf3e	197	{
Azure.IoT Build	19:d4f9e872bf3e	198	if (!(
Azure.IoT Build	19:d4f9e872bf3e	199	(HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "iothub-to", STRING_c_str(temp)) == HTTP_HEADERS_OK) &&
AzureIoTClient	20:b652f2e4cccf	200	(is_x509_used \|\| (HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "Authorization", " ") == HTTP_HEADERS_OK)) &&
Azure.IoT Build	19:d4f9e872bf3e	201	(HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "Accept", "application/json") == HTTP_HEADERS_OK) &&
Azure.IoT Build	19:d4f9e872bf3e	202	(HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "Connection", "Keep-Alive") == HTTP_HEADERS_OK) &&
Azure.IoT Build	19:d4f9e872bf3e	203	(HTTPHeaders_AddHeaderNameValuePair(handleData->eventHTTPrequestHeaders, "User-Agent", CLIENT_DEVICE_TYPE_PREFIX CLIENT_DEVICE_BACKSLASH IOTHUB_SDK_VERSION) == HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	204	))
Azure.IoT Build	19:d4f9e872bf3e	205	{
Azure.IoT Build	19:d4f9e872bf3e	206	/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	207	LogError("adding header properties failed.");
Azure.IoT Build	19:d4f9e872bf3e	208	result = false;
Azure.IoT Build	19:d4f9e872bf3e	209	destroy_eventHTTPrequestHeaders(handleData);
Azure.IoT Build	19:d4f9e872bf3e	210	}
Azure.IoT Build	19:d4f9e872bf3e	211	else
Azure.IoT Build	19:d4f9e872bf3e	212	{
Azure.IoT Build	19:d4f9e872bf3e	213	result = true;
Azure.IoT Build	19:d4f9e872bf3e	214	}
Azure.IoT Build	19:d4f9e872bf3e	215	}
Azure.IoT Build	19:d4f9e872bf3e	216	STRING_delete(urlEncodedDeviceId);
Azure.IoT Build	19:d4f9e872bf3e	217	STRING_delete(temp);
Azure.IoT Build	19:d4f9e872bf3e	218	}
Azure.IoT Build	19:d4f9e872bf3e	219	}
Azure.IoT Build	19:d4f9e872bf3e	220	return result;
Azure.IoT Build	13:848d52f93daf	221	}
Azure.IoT Build	13:848d52f93daf	222
Azure.IoT Build	13:848d52f93daf	223	static void destroy_messageHTTPrequestHeaders(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	17:7ef88cde801f	224	{
Azure.IoT Build	19:d4f9e872bf3e	225	HTTPHeaders_Free(handleData->messageHTTPrequestHeaders);
Azure.IoT Build	19:d4f9e872bf3e	226	handleData->messageHTTPrequestHeaders = NULL;
Azure.IoT Build	13:848d52f93daf	227	}
Azure.IoT Build	13:848d52f93daf	228
AzureIoTClient	20:b652f2e4cccf	229	static bool create_messageHTTPrequestHeaders(HTTPTRANSPORT_PERDEVICE_DATA* handleData, bool is_x509_used)
Azure.IoT Build	13:848d52f93daf	230	{
Azure.IoT Build	19:d4f9e872bf3e	231	/*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	232	"Authorization": "" ]*/
Azure.IoT Build	19:d4f9e872bf3e	233	bool result;
Azure.IoT Build	19:d4f9e872bf3e	234	handleData->messageHTTPrequestHeaders = HTTPHeaders_Alloc();
Azure.IoT Build	19:d4f9e872bf3e	235	if (handleData->messageHTTPrequestHeaders == NULL)
Azure.IoT Build	19:d4f9e872bf3e	236	{
Azure.IoT Build	19:d4f9e872bf3e	237	LogError("HTTPHeaders_Alloc failed.");
Azure.IoT Build	19:d4f9e872bf3e	238	result = false;
Azure.IoT Build	19:d4f9e872bf3e	239	}
Azure.IoT Build	19:d4f9e872bf3e	240	else
Azure.IoT Build	19:d4f9e872bf3e	241	{
Azure.IoT Build	19:d4f9e872bf3e	242	if (!(
Azure.IoT Build	19:d4f9e872bf3e	243	(HTTPHeaders_AddHeaderNameValuePair(handleData->messageHTTPrequestHeaders, "User-Agent", CLIENT_DEVICE_TYPE_PREFIX CLIENT_DEVICE_BACKSLASH IOTHUB_SDK_VERSION) == HTTP_HEADERS_OK) &&
AzureIoTClient	20:b652f2e4cccf	244	(is_x509_used \|\| (HTTPHeaders_AddHeaderNameValuePair(handleData->messageHTTPrequestHeaders, "Authorization", " ") == HTTP_HEADERS_OK))
Azure.IoT Build	19:d4f9e872bf3e	245	))
Azure.IoT Build	19:d4f9e872bf3e	246	{
Azure.IoT Build	19:d4f9e872bf3e	247	/Codes_SRS_TRANSPORTMULTITHTTP_17_023: [ If creating message HTTP request headers then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	248	destroy_messageHTTPrequestHeaders(handleData);
Azure.IoT Build	19:d4f9e872bf3e	249	LogError("adding header properties failed.");
Azure.IoT Build	19:d4f9e872bf3e	250	result = false;
Azure.IoT Build	19:d4f9e872bf3e	251	}
Azure.IoT Build	19:d4f9e872bf3e	252	else
Azure.IoT Build	19:d4f9e872bf3e	253	{
Azure.IoT Build	19:d4f9e872bf3e	254	result = true;
Azure.IoT Build	19:d4f9e872bf3e	255	}
Azure.IoT Build	19:d4f9e872bf3e	256	}
Azure.IoT Build	19:d4f9e872bf3e	257	return result;
AzureIoTClient	6:73793bae15ba	258	}
AzureIoTClient	6:73793bae15ba	259
Azure.IoT Build	13:848d52f93daf	260	static void destroy_abandonHTTPrelativePathBegin(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
Azure.IoT Build	13:848d52f93daf	261	{
Azure.IoT Build	19:d4f9e872bf3e	262	STRING_delete(handleData->abandonHTTPrelativePathBegin);
Azure.IoT Build	19:d4f9e872bf3e	263	handleData->abandonHTTPrelativePathBegin = NULL;
Azure.IoT Build	13:848d52f93daf	264	}
Azure.IoT Build	13:848d52f93daf	265
Azure.IoT Build	13:848d52f93daf	266	static bool create_abandonHTTPrelativePathBegin(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceId)
Azure.IoT Build	13:848d52f93daf	267	{
Azure.IoT Build	19:d4f9e872bf3e	268	/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	269	bool result;
Azure.IoT Build	19:d4f9e872bf3e	270	handleData->abandonHTTPrelativePathBegin = STRING_construct("/devices/");
Azure.IoT Build	19:d4f9e872bf3e	271	if (handleData->abandonHTTPrelativePathBegin == NULL)
Azure.IoT Build	19:d4f9e872bf3e	272	{
Azure.IoT Build	19:d4f9e872bf3e	273	result = false;
Azure.IoT Build	19:d4f9e872bf3e	274	}
Azure.IoT Build	19:d4f9e872bf3e	275	else
Azure.IoT Build	19:d4f9e872bf3e	276	{
Azure.IoT Build	19:d4f9e872bf3e	277	STRING_HANDLE urlEncodedDeviceId;
Azure.IoT Build	19:d4f9e872bf3e	278	if (!(
Azure.IoT Build	19:d4f9e872bf3e	279	((urlEncodedDeviceId = URL_EncodeString(deviceId)) != NULL) &&
Azure.IoT Build	19:d4f9e872bf3e	280	(STRING_concat_with_STRING(handleData->abandonHTTPrelativePathBegin, urlEncodedDeviceId) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	281	(STRING_concat(handleData->abandonHTTPrelativePathBegin, MESSAGE_ENDPOINT_HTTP_ETAG) == 0)
Azure.IoT Build	19:d4f9e872bf3e	282	))
Azure.IoT Build	19:d4f9e872bf3e	283	{
Azure.IoT Build	19:d4f9e872bf3e	284	/Codes_SRS_TRANSPORTMULTITHTTP_17_025: [ If creating the abandonHTTPrelativePathBegin fails then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	285	LogError("unable to create abandon path string.");
Azure.IoT Build	19:d4f9e872bf3e	286	STRING_delete(handleData->abandonHTTPrelativePathBegin);
Azure.IoT Build	19:d4f9e872bf3e	287	result = false;
Azure.IoT Build	19:d4f9e872bf3e	288	}
Azure.IoT Build	19:d4f9e872bf3e	289	else
Azure.IoT Build	19:d4f9e872bf3e	290	{
Azure.IoT Build	19:d4f9e872bf3e	291	result = true;
Azure.IoT Build	19:d4f9e872bf3e	292	}
Azure.IoT Build	19:d4f9e872bf3e	293	STRING_delete(urlEncodedDeviceId);
Azure.IoT Build	19:d4f9e872bf3e	294	}
Azure.IoT Build	19:d4f9e872bf3e	295	return result;
Azure.IoT Build	13:848d52f93daf	296	}
Azure.IoT Build	13:848d52f93daf	297
Azure.IoT Build	13:848d52f93daf	298	static void destroy_SASObject(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
Azure.IoT Build	13:848d52f93daf	299	{
Azure.IoT Build	19:d4f9e872bf3e	300	HTTPAPIEX_SAS_Destroy(handleData->sasObject);
Azure.IoT Build	19:d4f9e872bf3e	301	handleData->sasObject = NULL;
Azure.IoT Build	13:848d52f93daf	302	}
Azure.IoT Build	13:848d52f93daf	303
Azure.IoT Build	13:848d52f93daf	304	static bool create_deviceSASObject(HTTPTRANSPORT_PERDEVICE_DATA* handleData, STRING_HANDLE hostName, const char * deviceId, const char * deviceKey)
Azure.IoT Build	13:848d52f93daf	305	{
Azure.IoT Build	19:d4f9e872bf3e	306	STRING_HANDLE keyName;
Azure.IoT Build	19:d4f9e872bf3e	307	bool result;
Azure.IoT Build	19:d4f9e872bf3e	308	/Codes_SRS_TRANSPORTMULTITHTTP_17_026: [IoTHubTransportHttp_Create shall invoke URL_EncodeString with an argument of device id.]/
Azure.IoT Build	19:d4f9e872bf3e	309	keyName = URL_EncodeString(deviceId);
Azure.IoT Build	19:d4f9e872bf3e	310	if (keyName == NULL)
Azure.IoT Build	19:d4f9e872bf3e	311	{
Azure.IoT Build	19:d4f9e872bf3e	312	/Codes_SRS_TRANSPORTMULTITHTTP_17_027: [If the encode fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	313	LogError("URL_EncodeString keyname failed");
Azure.IoT Build	19:d4f9e872bf3e	314	result = false;
Azure.IoT Build	19:d4f9e872bf3e	315	}
Azure.IoT Build	19:d4f9e872bf3e	316	else
Azure.IoT Build	19:d4f9e872bf3e	317	{
Azure.IoT Build	19:d4f9e872bf3e	318	STRING_HANDLE uriResource;
Azure.IoT Build	19:d4f9e872bf3e	319	/Codes_SRS_TRANSPORTMULTITHTTP_17_028: [IoTHubTransportHttp_Create shall invoke STRING_clone using the previously created hostname.]/
Azure.IoT Build	19:d4f9e872bf3e	320	uriResource = STRING_clone(hostName);
Azure.IoT Build	19:d4f9e872bf3e	321	/Codes_SRS_TRANSPORTMULTITHTTP_17_029: [If the clone fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	322	if (uriResource != NULL)
Azure.IoT Build	19:d4f9e872bf3e	323	{
Azure.IoT Build	19:d4f9e872bf3e	324	/Codes_SRS_TRANSPORTMULTITHTTP_17_030: [IoTHubTransportHttp_Create shall invoke STRING_concat with arguments uriResource and the string "/devices/".]/
Azure.IoT Build	19:d4f9e872bf3e	325	/Codes_SRS_TRANSPORTMULTITHTTP_17_141: [If the concat fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	326	/Codes_SRS_TRANSPORTMULTITHTTP_17_031: [IoTHubTransportHttp_Create shall invoke STRING_concat_with_STRING with arguments uriResource and keyName.]/
Azure.IoT Build	19:d4f9e872bf3e	327	/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	328	if ((STRING_concat(uriResource, "/devices/") == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	329	(STRING_concat_with_STRING(uriResource, keyName) == 0))
Azure.IoT Build	19:d4f9e872bf3e	330	{
Azure.IoT Build	19:d4f9e872bf3e	331	/Codes_SRS_TRANSPORTMULTITHTTP_17_033: [IoTHubTransportHttp_Create shall invoke STRING_construct with an argument of config->upperConfig->deviceKey.]/
Azure.IoT Build	19:d4f9e872bf3e	332	/Codes_SRS_TRANSPORTMULTITHTTP_17_034: [If the STRING_construct fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	333	STRING_HANDLE key = STRING_construct(deviceKey);
Azure.IoT Build	19:d4f9e872bf3e	334	if (key != NULL)
Azure.IoT Build	19:d4f9e872bf3e	335	{
Azure.IoT Build	19:d4f9e872bf3e	336	/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	337	if (STRING_empty(keyName) != 0)
Azure.IoT Build	19:d4f9e872bf3e	338	{
Azure.IoT Build	19:d4f9e872bf3e	339	LogError("Unable to form the device key name for the SAS");
Azure.IoT Build	19:d4f9e872bf3e	340	result = false;
Azure.IoT Build	19:d4f9e872bf3e	341	}
Azure.IoT Build	19:d4f9e872bf3e	342	else
Azure.IoT Build	19:d4f9e872bf3e	343	{
Azure.IoT Build	19:d4f9e872bf3e	344	/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	345	/Codes_SRS_TRANSPORTMULTITHTTP_17_037: [If the HTTPAPIEX_SAS_Create fails then IoTHubTransportHttp_Create shall fail and return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	346	handleData->sasObject = HTTPAPIEX_SAS_Create(key, uriResource, keyName);
Azure.IoT Build	19:d4f9e872bf3e	347	result = (handleData->sasObject != NULL) ? (true) : (false);
Azure.IoT Build	19:d4f9e872bf3e	348	}
Azure.IoT Build	19:d4f9e872bf3e	349	STRING_delete(key);
Azure.IoT Build	19:d4f9e872bf3e	350	}
Azure.IoT Build	19:d4f9e872bf3e	351	else
Azure.IoT Build	19:d4f9e872bf3e	352	{
Azure.IoT Build	19:d4f9e872bf3e	353	LogError("STRING_construct Key failed");
Azure.IoT Build	19:d4f9e872bf3e	354	result = false;
Azure.IoT Build	19:d4f9e872bf3e	355	}
Azure.IoT Build	19:d4f9e872bf3e	356	}
Azure.IoT Build	19:d4f9e872bf3e	357	else
Azure.IoT Build	19:d4f9e872bf3e	358	{
Azure.IoT Build	19:d4f9e872bf3e	359	LogError("STRING_concat uri resource failed");
Azure.IoT Build	19:d4f9e872bf3e	360	result = false;
Azure.IoT Build	19:d4f9e872bf3e	361	}
Azure.IoT Build	19:d4f9e872bf3e	362	STRING_delete(uriResource);
Azure.IoT Build	19:d4f9e872bf3e	363	}
Azure.IoT Build	19:d4f9e872bf3e	364	else
Azure.IoT Build	19:d4f9e872bf3e	365	{
Azure.IoT Build	19:d4f9e872bf3e	366	LogError("STRING_staticclone uri resource failed");
Azure.IoT Build	19:d4f9e872bf3e	367	result = false;
Azure.IoT Build	19:d4f9e872bf3e	368	}
Azure.IoT Build	19:d4f9e872bf3e	369	STRING_delete(keyName);
Azure.IoT Build	19:d4f9e872bf3e	370	}
Azure.IoT Build	19:d4f9e872bf3e	371	return result;
Azure.IoT Build	13:848d52f93daf	372	}
Azure.IoT Build	13:848d52f93daf	373
Azure.IoT Build	13:848d52f93daf	374	static void destroy_deviceId(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
Azure.IoT Build	13:848d52f93daf	375	{
Azure.IoT Build	19:d4f9e872bf3e	376	STRING_delete(handleData->deviceId);
Azure.IoT Build	19:d4f9e872bf3e	377	handleData->deviceId = NULL;
Azure.IoT Build	13:848d52f93daf	378	}
Azure.IoT Build	13:848d52f93daf	379
Azure.IoT Build	13:848d52f93daf	380	static bool create_deviceId(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceId)
Azure.IoT Build	13:848d52f93daf	381	{
Azure.IoT Build	19:d4f9e872bf3e	382	/Codes_SRS_TRANSPORTMULTITHTTP_17_133: [ IoTHubTransportHttp_Register shall create an immutable string (further called "deviceId") from config->deviceConfig->deviceId. ]/
Azure.IoT Build	19:d4f9e872bf3e	383	bool result;
Azure.IoT Build	19:d4f9e872bf3e	384	handleData->deviceId = STRING_construct(deviceId);
Azure.IoT Build	19:d4f9e872bf3e	385	if (handleData->deviceId == NULL)
Azure.IoT Build	19:d4f9e872bf3e	386	{
Azure.IoT Build	19:d4f9e872bf3e	387	/Codes_SRS_TRANSPORTMULTITHTTP_17_134: [ If deviceId is not created, then IoTHubTransportHttp_Register shall fail and return NULL. /
Azure.IoT Build	19:d4f9e872bf3e	388	LogError("STRING_construct deviceId failed");
Azure.IoT Build	19:d4f9e872bf3e	389	result = false;
Azure.IoT Build	19:d4f9e872bf3e	390	}
Azure.IoT Build	19:d4f9e872bf3e	391	else
Azure.IoT Build	19:d4f9e872bf3e	392	{
Azure.IoT Build	19:d4f9e872bf3e	393	result = true;
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_deviceKey(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
Azure.IoT Build	13:848d52f93daf	399	{
Azure.IoT Build	19:d4f9e872bf3e	400	STRING_delete(handleData->deviceKey);
Azure.IoT Build	19:d4f9e872bf3e	401	handleData->deviceKey = NULL;
Azure.IoT Build	13:848d52f93daf	402	}
Azure.IoT Build	13:848d52f93daf	403
AzureIoTClient	17:7ef88cde801f	404	static void destroy_deviceSas(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	17:7ef88cde801f	405	{
AzureIoTClient	17:7ef88cde801f	406	STRING_delete(handleData->deviceSasToken);
AzureIoTClient	17:7ef88cde801f	407	handleData->deviceSasToken = NULL;
AzureIoTClient	17:7ef88cde801f	408	}
AzureIoTClient	17:7ef88cde801f	409
Azure.IoT Build	13:848d52f93daf	410	static bool create_deviceKey(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceKey)
Azure.IoT Build	13:848d52f93daf	411	{
Azure.IoT Build	19:d4f9e872bf3e	412	/Codes_SRS_TRANSPORTMULTITHTTP_17_135: [ IoTHubTransportHttp_Register shall create an immutable string (further called "deviceKey") from deviceKey. ]/
Azure.IoT Build	19:d4f9e872bf3e	413	bool result;
Azure.IoT Build	19:d4f9e872bf3e	414	handleData->deviceKey = STRING_construct(deviceKey);
Azure.IoT Build	19:d4f9e872bf3e	415	if (handleData->deviceKey == NULL)
Azure.IoT Build	19:d4f9e872bf3e	416	{
Azure.IoT Build	19:d4f9e872bf3e	417	/Codes_SRS_TRANSPORTMULTITHTTP_17_136: [ If deviceKey is not created, then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	418	LogError("STRING_construct deviceKey failed");
Azure.IoT Build	19:d4f9e872bf3e	419	result = false;
Azure.IoT Build	19:d4f9e872bf3e	420	}
Azure.IoT Build	19:d4f9e872bf3e	421	else
Azure.IoT Build	19:d4f9e872bf3e	422	{
Azure.IoT Build	19:d4f9e872bf3e	423	result = true;
Azure.IoT Build	19:d4f9e872bf3e	424	}
Azure.IoT Build	19:d4f9e872bf3e	425	return result;
Azure.IoT Build	13:848d52f93daf	426	}
Azure.IoT Build	13:848d52f93daf	427
AzureIoTClient	17:7ef88cde801f	428	static void destroy_deviceSasToken(HTTPTRANSPORT_PERDEVICE_DATA* handleData)
AzureIoTClient	17:7ef88cde801f	429	{
Azure.IoT Build	19:d4f9e872bf3e	430	STRING_delete(handleData->deviceSasToken);
Azure.IoT Build	19:d4f9e872bf3e	431	handleData->deviceSasToken = NULL;
AzureIoTClient	17:7ef88cde801f	432	}
AzureIoTClient	17:7ef88cde801f	433
AzureIoTClient	17:7ef88cde801f	434	static bool create_deviceSasToken(HTTPTRANSPORT_PERDEVICE_DATA* handleData, const char * deviceSasToken)
AzureIoTClient	17:7ef88cde801f	435	{
Azure.IoT Build	19:d4f9e872bf3e	436	/Codes_SRS_TRANSPORTMULTITHTTP_03_135: [ IoTHubTransportHttp_Register shall create an immutable string (further called "deviceSasToken") from deviceSasToken. ]/
Azure.IoT Build	19:d4f9e872bf3e	437	bool result;
Azure.IoT Build	19:d4f9e872bf3e	438	handleData->deviceSasToken = STRING_construct(deviceSasToken);
Azure.IoT Build	19:d4f9e872bf3e	439	if (handleData->deviceSasToken == NULL)
Azure.IoT Build	19:d4f9e872bf3e	440	{
Azure.IoT Build	19:d4f9e872bf3e	441	/Codes_SRS_TRANSPORTMULTITHTTP_03_136: [ If deviceSasToken is not created, then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	442	LogError("STRING_construct deviceSasToken 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;
AzureIoTClient	17:7ef88cde801f	450	}
AzureIoTClient	17:7ef88cde801f	451
Azure.IoT Build	13:848d52f93daf	452	/*
Azure.IoT Build	13:848d52f93daf	453	* List queries Find by handle and find by device name
Azure.IoT Build	13:848d52f93daf	454	*/
Azure.IoT Build	13:848d52f93daf	455
Azure.IoT Build	13:848d52f93daf	456	/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	457	static bool findDeviceHandle(const void* element, const void* value)
Azure.IoT Build	13:848d52f93daf	458	{
Azure.IoT Build	19:d4f9e872bf3e	459	bool result;
Azure.IoT Build	19:d4f9e872bf3e	460	/* data stored at element is device handle */
Azure.IoT Build	19:d4f9e872bf3e	461	const IOTHUB_DEVICE_HANDLE * guess = (const IOTHUB_DEVICE_HANDLE *)element;
AzureIoTClient	25:3a68a581d3f9	462	IOTHUB_DEVICE_HANDLE match = (IOTHUB_DEVICE_HANDLE)value;
Azure.IoT Build	19:d4f9e872bf3e	463	result = (*guess == match) ? true : false;
Azure.IoT Build	19:d4f9e872bf3e	464	return result;
Azure.IoT Build	13:848d52f93daf	465	}
Azure.IoT Build	13:848d52f93daf	466
Azure.IoT Build	13:848d52f93daf	467	static bool findDeviceById(const void* element, const void* value)
Azure.IoT Build	13:848d52f93daf	468	{
Azure.IoT Build	19:d4f9e872bf3e	469	bool result;
Azure.IoT Build	19:d4f9e872bf3e	470	const char* deviceId = (const char *)value;
Azure.IoT Build	19:d4f9e872bf3e	471	const HTTPTRANSPORT_PERDEVICE_DATA * perDeviceElement = (const HTTPTRANSPORT_PERDEVICE_DATA *)element;
Azure.IoT Build	13:848d52f93daf	472
Azure.IoT Build	19:d4f9e872bf3e	473	result = (strcmp(STRING_c_str(perDeviceElement->deviceId), deviceId) == 0);
Azure.IoT Build	13:848d52f93daf	474
Azure.IoT Build	19:d4f9e872bf3e	475	return result;
Azure.IoT Build	13:848d52f93daf	476	}
Azure.IoT Build	13:848d52f93daf	477
AzureIoTClient	18:ab990f6aa61f	478	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	479	{
Azure.IoT Build	19:d4f9e872bf3e	480	HTTPTRANSPORT_PERDEVICE_DATA* result;
Azure.IoT Build	19:d4f9e872bf3e	481	if (handle == NULL \|\| device == NULL)
Azure.IoT Build	19:d4f9e872bf3e	482	{
Azure.IoT Build	19:d4f9e872bf3e	483	/Codes_SRS_TRANSPORTMULTITHTTP_17_142: [ If handle is NULL or device is NULL, then IoTHubTransportHttp_Register shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	484	LogError("Transport handle is NULL");
Azure.IoT Build	19:d4f9e872bf3e	485	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	486	}
AzureIoTClient	20:b652f2e4cccf	487	else if (device->deviceId == NULL \|\| ((device->deviceKey != NULL) && (device->deviceSasToken != NULL)) \|\| waitingToSend == NULL \|\| iotHubClientHandle == NULL)
Azure.IoT Build	19:d4f9e872bf3e	488	{
AzureIoTClient	20:b652f2e4cccf	489	/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	490	/Codes_SRS_TRANSPORTMULTITHTTP_17_014: [ If IOTHUB_DEVICE_CONFIG field deviceId is NULL, then IoTHubTransportHttp_Register shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	491	/Codes_SRS_TRANSPORTMULTITHTTP_17_016: [ If parameter waitingToSend is NULL, then IoTHubTransportHttp_Register shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	492	/Codes_SRS_TRANSPORTMULTITHTTP_17_143: [ If parameter iotHubClientHandle is NULL, then IoTHubTransportHttp_Register shall return NULL. ]/
AzureIoTClient	20:b652f2e4cccf	493	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	494	handle, device, iotHubClientHandle, waitingToSend);
Azure.IoT Build	19:d4f9e872bf3e	495	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	496	}
Azure.IoT Build	19:d4f9e872bf3e	497	else
Azure.IoT Build	19:d4f9e872bf3e	498	{
Azure.IoT Build	19:d4f9e872bf3e	499	HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
Azure.IoT Build	19:d4f9e872bf3e	500	/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	501	void* listItem = VECTOR_find_if(handleData->perDeviceList, findDeviceById, device->deviceId);
Azure.IoT Build	19:d4f9e872bf3e	502	if (listItem != NULL)
Azure.IoT Build	19:d4f9e872bf3e	503	{
Azure.IoT Build	19:d4f9e872bf3e	504	/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	505	LogError("Transport already has device registered by id: [%s]", device->deviceId);
Azure.IoT Build	19:d4f9e872bf3e	506	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	507	}
Azure.IoT Build	19:d4f9e872bf3e	508	else
Azure.IoT Build	19:d4f9e872bf3e	509	{
Azure.IoT Build	19:d4f9e872bf3e	510	bool was_create_deviceKey_ok = false;
Azure.IoT Build	19:d4f9e872bf3e	511	bool was_create_deviceSasToken_ok = false;
Azure.IoT Build	19:d4f9e872bf3e	512	bool was_sasObject_ok = false;
AzureIoTClient	20:b652f2e4cccf	513	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	514
Azure.IoT Build	19:d4f9e872bf3e	515	/Codes_SRS_TRANSPORTMULTITHTTP_17_038: [ Otherwise, IoTHubTransportHttp_Register shall allocate the IOTHUB_DEVICE_HANDLE structure. ]/
AzureIoTClient	22:e0add922c564	516	bool was_resultCreated_ok = ((result = (HTTPTRANSPORT_PERDEVICE_DATA *) malloc(sizeof(HTTPTRANSPORT_PERDEVICE_DATA))) != NULL);
Azure.IoT Build	19:d4f9e872bf3e	517	bool was_create_deviceId_ok = was_resultCreated_ok && create_deviceId(result, device->deviceId);
AzureIoTClient	17:7ef88cde801f	518
AzureIoTClient	20:b652f2e4cccf	519	if (was_create_deviceId_ok)
Azure.IoT Build	19:d4f9e872bf3e	520	{
AzureIoTClient	20:b652f2e4cccf	521	if (device->deviceSasToken != NULL)
AzureIoTClient	20:b652f2e4cccf	522	{
AzureIoTClient	20:b652f2e4cccf	523	/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	524	was_create_deviceSasToken_ok = create_deviceSasToken(result, device->deviceSasToken);
AzureIoTClient	20:b652f2e4cccf	525	result->deviceKey = NULL;
AzureIoTClient	20:b652f2e4cccf	526	result->sasObject = NULL;
AzureIoTClient	20:b652f2e4cccf	527	}
AzureIoTClient	20:b652f2e4cccf	528	else /when deviceSasToken == NULL/
AzureIoTClient	20:b652f2e4cccf	529	{
AzureIoTClient	20:b652f2e4cccf	530	if (device->deviceKey != NULL)
AzureIoTClient	20:b652f2e4cccf	531	{
AzureIoTClient	20:b652f2e4cccf	532	was_create_deviceKey_ok = create_deviceKey(result, device->deviceKey);
AzureIoTClient	20:b652f2e4cccf	533	result->deviceSasToken = NULL;
AzureIoTClient	20:b652f2e4cccf	534	}
AzureIoTClient	20:b652f2e4cccf	535	else
AzureIoTClient	20:b652f2e4cccf	536	{
AzureIoTClient	20:b652f2e4cccf	537	/when both of them are NULL/
AzureIoTClient	20:b652f2e4cccf	538	was_x509_ok = true;
AzureIoTClient	20:b652f2e4cccf	539	result->deviceKey = NULL;
AzureIoTClient	20:b652f2e4cccf	540	result->deviceSasToken = NULL;
AzureIoTClient	20:b652f2e4cccf	541	}
AzureIoTClient	20:b652f2e4cccf	542	}
Azure.IoT Build	19:d4f9e872bf3e	543	}
AzureIoTClient	17:7ef88cde801f	544
AzureIoTClient	20:b652f2e4cccf	545	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	546	bool was_messageHTTPrelativePath_ok = was_eventHTTPrelativePath_ok && create_messageHTTPrelativePath(result, device->deviceId);
AzureIoTClient	20:b652f2e4cccf	547	bool was_eventHTTPrequestHeaders_ok = was_messageHTTPrelativePath_ok && create_eventHTTPrequestHeaders(result, device->deviceId, was_x509_ok);
AzureIoTClient	20:b652f2e4cccf	548	bool was_messageHTTPrequestHeaders_ok = was_eventHTTPrequestHeaders_ok && create_messageHTTPrequestHeaders(result, was_x509_ok);
Azure.IoT Build	19:d4f9e872bf3e	549	bool was_abandonHTTPrelativePathBegin_ok = was_messageHTTPrequestHeaders_ok && create_abandonHTTPrelativePathBegin(result, device->deviceId);
AzureIoTClient	17:7ef88cde801f	550
AzureIoTClient	20:b652f2e4cccf	551	if (was_x509_ok)
Azure.IoT Build	19:d4f9e872bf3e	552	{
AzureIoTClient	20:b652f2e4cccf	553	result->sasObject = NULL; /**/
AzureIoTClient	20:b652f2e4cccf	554	was_sasObject_ok = true;
AzureIoTClient	20:b652f2e4cccf	555	}
AzureIoTClient	20:b652f2e4cccf	556	else
AzureIoTClient	20:b652f2e4cccf	557	{
AzureIoTClient	20:b652f2e4cccf	558	if (!was_create_deviceSasToken_ok)
AzureIoTClient	20:b652f2e4cccf	559	{
AzureIoTClient	20:b652f2e4cccf	560	was_sasObject_ok = was_abandonHTTPrelativePathBegin_ok && create_deviceSASObject(result, handleData->hostName, device->deviceId, device->deviceKey);
AzureIoTClient	20:b652f2e4cccf	561	}
Azure.IoT Build	19:d4f9e872bf3e	562	}
AzureIoTClient	17:7ef88cde801f	563
Azure.IoT Build	19:d4f9e872bf3e	564	/Codes_SRS_TRANSPORTMULTITHTTP_17_041: [ IoTHubTransportHttp_Register shall call VECTOR_push_back to store the new device information. ]/
AzureIoTClient	20:b652f2e4cccf	565	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	566
Azure.IoT Build	19:d4f9e872bf3e	567	if (was_list_add_ok)
Azure.IoT Build	19:d4f9e872bf3e	568	{
Azure.IoT Build	19:d4f9e872bf3e	569	/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	570	/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	571	/Codes_SRS_TRANSPORTMULTITHTTP_17_128: [ IoTHubTransportHttp_Register shall mark this device as unsubscribed. ]/
Azure.IoT Build	19:d4f9e872bf3e	572	result->DoWork_PullMessage = false;
Azure.IoT Build	19:d4f9e872bf3e	573	result->isFirstPoll = true;
Azure.IoT Build	19:d4f9e872bf3e	574	result->iotHubClientHandle = iotHubClientHandle;
Azure.IoT Build	19:d4f9e872bf3e	575	result->waitingToSend = waitingToSend;
Azure.IoT Build	19:d4f9e872bf3e	576	DList_InitializeListHead(&(result->eventConfirmations));
AzureIoTClient	22:e0add922c564	577	result->transportHandle = (HTTPTRANSPORT_HANDLE_DATA *) handle;
Azure.IoT Build	19:d4f9e872bf3e	578	}
Azure.IoT Build	19:d4f9e872bf3e	579	else
Azure.IoT Build	19:d4f9e872bf3e	580	{
AzureIoTClient	24:02406f4a78ae	581	/Codes_SRS_TRANSPORTMULTITHTTP_17_042: [ If the singlylinkedlist_add fails then IoTHubTransportHttp_Register shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	582	if (was_sasObject_ok) destroy_SASObject(result);
Azure.IoT Build	19:d4f9e872bf3e	583	if (was_abandonHTTPrelativePathBegin_ok) destroy_abandonHTTPrelativePathBegin(result);
Azure.IoT Build	19:d4f9e872bf3e	584	if (was_messageHTTPrelativePath_ok) destroy_messageHTTPrelativePath(result);
Azure.IoT Build	19:d4f9e872bf3e	585	if (was_eventHTTPrequestHeaders_ok) destroy_eventHTTPrequestHeaders(result);
Azure.IoT Build	19:d4f9e872bf3e	586	if (was_messageHTTPrequestHeaders_ok) destroy_messageHTTPrequestHeaders(result);
Azure.IoT Build	19:d4f9e872bf3e	587	if (was_eventHTTPrelativePath_ok) destroy_eventHTTPrelativePath(result);
Azure.IoT Build	19:d4f9e872bf3e	588	if (was_create_deviceId_ok) destroy_deviceId(result);
Azure.IoT Build	19:d4f9e872bf3e	589	if (was_create_deviceKey_ok) destroy_deviceKey(result);
Azure.IoT Build	19:d4f9e872bf3e	590	if (was_create_deviceSasToken_ok) destroy_deviceSasToken(result);
Azure.IoT Build	19:d4f9e872bf3e	591	/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	592	if (was_resultCreated_ok) free(result);
Azure.IoT Build	19:d4f9e872bf3e	593	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	594	}
Azure.IoT Build	19:d4f9e872bf3e	595	}
AzureIoTClient	17:7ef88cde801f	596
Azure.IoT Build	19:d4f9e872bf3e	597	}
Azure.IoT Build	19:d4f9e872bf3e	598	return (IOTHUB_DEVICE_HANDLE)result;
Azure.IoT Build	13:848d52f93daf	599	}
Azure.IoT Build	13:848d52f93daf	600
Azure.IoT Build	13:848d52f93daf	601
Azure.IoT Build	13:848d52f93daf	602	static void destroy_perDeviceData(HTTPTRANSPORT_PERDEVICE_DATA * perDeviceItem)
Azure.IoT Build	13:848d52f93daf	603	{
Azure.IoT Build	19:d4f9e872bf3e	604	destroy_deviceId(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	605	destroy_deviceKey(perDeviceItem);
AzureIoTClient	17:7ef88cde801f	606	destroy_deviceSas(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	607	destroy_eventHTTPrelativePath(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	608	destroy_messageHTTPrelativePath(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	609	destroy_eventHTTPrequestHeaders(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	610	destroy_messageHTTPrequestHeaders(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	611	destroy_abandonHTTPrelativePathBegin(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	612	destroy_SASObject(perDeviceItem);
Azure.IoT Build	13:848d52f93daf	613	}
Azure.IoT Build	13:848d52f93daf	614
Azure.IoT Build	13:848d52f93daf	615	static IOTHUB_DEVICE_HANDLE* get_perDeviceDataItem(IOTHUB_DEVICE_HANDLE deviceHandle)
Azure.IoT Build	13:848d52f93daf	616	{
Azure.IoT Build	19:d4f9e872bf3e	617	HTTPTRANSPORT_PERDEVICE_DATA* deviceHandleData = (HTTPTRANSPORT_PERDEVICE_DATA*)deviceHandle;
Azure.IoT Build	19:d4f9e872bf3e	618	IOTHUB_DEVICE_HANDLE* listItem;
Azure.IoT Build	13:848d52f93daf	619
Azure.IoT Build	19:d4f9e872bf3e	620	HTTPTRANSPORT_HANDLE_DATA* handleData = deviceHandleData->transportHandle;
Azure.IoT Build	13:848d52f93daf	621
AzureIoTClient	22:e0add922c564	622	listItem = (IOTHUB_DEVICE_HANDLE *) VECTOR_find_if(handleData->perDeviceList, findDeviceHandle, deviceHandle);
Azure.IoT Build	19:d4f9e872bf3e	623	if (listItem == NULL)
Azure.IoT Build	19:d4f9e872bf3e	624	{
Azure.IoT Build	19:d4f9e872bf3e	625	LogError("device handle not found in transport device list");
Azure.IoT Build	19:d4f9e872bf3e	626	listItem = NULL;
Azure.IoT Build	19:d4f9e872bf3e	627	}
Azure.IoT Build	19:d4f9e872bf3e	628	else
Azure.IoT Build	19:d4f9e872bf3e	629	{
Azure.IoT Build	19:d4f9e872bf3e	630	/* sucessfully found device in list. */
Azure.IoT Build	19:d4f9e872bf3e	631	}
Azure.IoT Build	13:848d52f93daf	632
Azure.IoT Build	19:d4f9e872bf3e	633	return listItem;
Azure.IoT Build	13:848d52f93daf	634	}
Azure.IoT Build	13:848d52f93daf	635
AzureIoTClient	18:ab990f6aa61f	636	static void IoTHubTransportHttp_Unregister(IOTHUB_DEVICE_HANDLE deviceHandle)
Azure.IoT Build	13:848d52f93daf	637	{
Azure.IoT Build	19:d4f9e872bf3e	638	if (deviceHandle == NULL)
Azure.IoT Build	19:d4f9e872bf3e	639	{
Azure.IoT Build	19:d4f9e872bf3e	640	/Codes_SRS_TRANSPORTMULTITHTTP_17_044: [ If deviceHandle is NULL, then IoTHubTransportHttp_Unregister shall do nothing. ]/
Azure.IoT Build	19:d4f9e872bf3e	641	LogError("Unregister a NULL device handle");
Azure.IoT Build	19:d4f9e872bf3e	642	}
Azure.IoT Build	19:d4f9e872bf3e	643	else
Azure.IoT Build	19:d4f9e872bf3e	644	{
Azure.IoT Build	19:d4f9e872bf3e	645	HTTPTRANSPORT_PERDEVICE_DATA* deviceHandleData = (HTTPTRANSPORT_PERDEVICE_DATA*)deviceHandle;
Azure.IoT Build	19:d4f9e872bf3e	646	HTTPTRANSPORT_HANDLE_DATA* handleData = deviceHandleData->transportHandle;
Azure.IoT Build	19:d4f9e872bf3e	647	/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	648	IOTHUB_DEVICE_HANDLE* listItem = get_perDeviceDataItem(deviceHandle);
Azure.IoT Build	19:d4f9e872bf3e	649	if (listItem == NULL)
Azure.IoT Build	19:d4f9e872bf3e	650	{
Azure.IoT Build	19:d4f9e872bf3e	651	/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	652	LogError("Device Handle [%p] not found in transport", deviceHandle);
Azure.IoT Build	19:d4f9e872bf3e	653	}
Azure.IoT Build	19:d4f9e872bf3e	654	else
Azure.IoT Build	19:d4f9e872bf3e	655	{
Azure.IoT Build	19:d4f9e872bf3e	656	HTTPTRANSPORT_PERDEVICE_DATA * perDeviceItem = (HTTPTRANSPORT_PERDEVICE_DATA )(listItem);
Azure.IoT Build	13:848d52f93daf	657
Azure.IoT Build	19:d4f9e872bf3e	658	/Codes_SRS_TRANSPORTMULTITHTTP_17_047: [ IoTHubTransportHttp_Unregister shall free all the resources used in the device structure. ]/
Azure.IoT Build	19:d4f9e872bf3e	659	destroy_perDeviceData(perDeviceItem);
AzureIoTClient	24:02406f4a78ae	660	/Codes_SRS_TRANSPORTMULTITHTTP_17_048: [ IoTHubTransportHttp_Unregister shall call singlylinkedlist_remove to remove device from devices list. ]/
Azure.IoT Build	19:d4f9e872bf3e	661	VECTOR_erase(handleData->perDeviceList, listItem, 1);
Azure.IoT Build	19:d4f9e872bf3e	662	free(deviceHandleData);
Azure.IoT Build	19:d4f9e872bf3e	663	}
Azure.IoT Build	19:d4f9e872bf3e	664	}
Azure.IoT Build	13:848d52f93daf	665
Azure.IoT Build	19:d4f9e872bf3e	666	return;
Azure.IoT Build	13:848d52f93daf	667	}
Azure.IoT Build	13:848d52f93daf	668
AzureIoTClient	23:44d825a1cd09	669	/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	670	/Codes_SRS_TRANSPORTMULTITHTTP_20_001: [If config->upperConfig->protocolGatewayHostName is not NULL, IoTHubTransportHttp_Create shall use it as hostname] /
AzureIoTClient	6:73793bae15ba	671	static void destroy_hostName(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	672	{
Azure.IoT Build	19:d4f9e872bf3e	673	STRING_delete(handleData->hostName);
Azure.IoT Build	19:d4f9e872bf3e	674	handleData->hostName = NULL;
AzureIoTClient	6:73793bae15ba	675	}
AzureIoTClient	6:73793bae15ba	676
AzureIoTClient	6:73793bae15ba	677	static bool create_hostName(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient	6:73793bae15ba	678	{
Azure.IoT Build	19:d4f9e872bf3e	679	bool result;
AzureIoTClient	23:44d825a1cd09	680	if (config->upperConfig->protocolGatewayHostName != NULL)
Azure.IoT Build	19:d4f9e872bf3e	681	{
AzureIoTClient	23:44d825a1cd09	682	/Codes_SRS_TRANSPORTMULTITHTTP_20_001: [If config->upperConfig->protocolGatewayHostName is not NULL, IoTHubTransportHttp_Create shall use it as hostname] /
AzureIoTClient	23:44d825a1cd09	683	handleData->hostName = STRING_construct(config->upperConfig->protocolGatewayHostName);
AzureIoTClient	23:44d825a1cd09	684	result = (handleData->hostName != NULL);
Azure.IoT Build	19:d4f9e872bf3e	685	}
Azure.IoT Build	19:d4f9e872bf3e	686	else
Azure.IoT Build	19:d4f9e872bf3e	687	{
AzureIoTClient	23:44d825a1cd09	688	/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	689	handleData->hostName = STRING_construct(config->upperConfig->iotHubName);
AzureIoTClient	23:44d825a1cd09	690
AzureIoTClient	23:44d825a1cd09	691	if (handleData->hostName == NULL)
Azure.IoT Build	19:d4f9e872bf3e	692	{
Azure.IoT Build	19:d4f9e872bf3e	693	result = false;
Azure.IoT Build	19:d4f9e872bf3e	694	}
Azure.IoT Build	19:d4f9e872bf3e	695	else
Azure.IoT Build	19:d4f9e872bf3e	696	{
AzureIoTClient	23:44d825a1cd09	697	if ((STRING_concat(handleData->hostName, ".") != 0) \|\|
AzureIoTClient	23:44d825a1cd09	698	(STRING_concat(handleData->hostName, config->upperConfig->iotHubSuffix) != 0))
AzureIoTClient	23:44d825a1cd09	699	{
AzureIoTClient	23:44d825a1cd09	700	/Codes_SRS_TRANSPORTMULTITHTTP_17_006: [ If creating the hostname fails then IoTHubTransportHttp_Create shall fail and return NULL. ] /
AzureIoTClient	23:44d825a1cd09	701	destroy_hostName(handleData);
AzureIoTClient	23:44d825a1cd09	702	result = false;
AzureIoTClient	23:44d825a1cd09	703	}
AzureIoTClient	23:44d825a1cd09	704	else
AzureIoTClient	23:44d825a1cd09	705	{
AzureIoTClient	23:44d825a1cd09	706	result = true;
AzureIoTClient	23:44d825a1cd09	707	}
Azure.IoT Build	19:d4f9e872bf3e	708	}
Azure.IoT Build	19:d4f9e872bf3e	709	}
Azure.IoT Build	19:d4f9e872bf3e	710	return result;
AzureIoTClient	6:73793bae15ba	711	}
AzureIoTClient	6:73793bae15ba	712
Azure.IoT Build	13:848d52f93daf	713	/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	714	static void destroy_httpApiExHandle(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	715	{
Azure.IoT Build	19:d4f9e872bf3e	716	HTTPAPIEX_Destroy(handleData->httpApiExHandle);
Azure.IoT Build	19:d4f9e872bf3e	717	handleData->httpApiExHandle = NULL;
AzureIoTClient	6:73793bae15ba	718	}
AzureIoTClient	6:73793bae15ba	719
Azure.IoT Build	13:848d52f93daf	720	/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	721	static bool create_httpApiExHandle(HTTPTRANSPORT_HANDLE_DATA* handleData, const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient	6:73793bae15ba	722	{
Azure.IoT Build	19:d4f9e872bf3e	723	bool result;
Azure.IoT Build	19:d4f9e872bf3e	724	(void)config;
Azure.IoT Build	19:d4f9e872bf3e	725	handleData->httpApiExHandle = HTTPAPIEX_Create(STRING_c_str(handleData->hostName));
Azure.IoT Build	19:d4f9e872bf3e	726	if (handleData->httpApiExHandle == NULL)
Azure.IoT Build	19:d4f9e872bf3e	727	{
Azure.IoT Build	19:d4f9e872bf3e	728	/Codes_SRS_TRANSPORTMULTITHTTP_17_008: [ If creating the HTTPAPIEX_HANDLE fails then IoTHubTransportHttp_Create shall fail and return NULL. ] /
Azure.IoT Build	19:d4f9e872bf3e	729	result = false;
Azure.IoT Build	19:d4f9e872bf3e	730	}
Azure.IoT Build	19:d4f9e872bf3e	731	else
Azure.IoT Build	19:d4f9e872bf3e	732	{
Azure.IoT Build	19:d4f9e872bf3e	733	result = true;
Azure.IoT Build	19:d4f9e872bf3e	734	}
Azure.IoT Build	19:d4f9e872bf3e	735	return result;
AzureIoTClient	6:73793bae15ba	736	}
AzureIoTClient	6:73793bae15ba	737
Azure.IoT Build	13:848d52f93daf	738	static void destroy_perDeviceList(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	739	{
Azure.IoT Build	19:d4f9e872bf3e	740	VECTOR_destroy(handleData->perDeviceList);
Azure.IoT Build	19:d4f9e872bf3e	741	handleData->perDeviceList = NULL;
AzureIoTClient	6:73793bae15ba	742	}
AzureIoTClient	6:73793bae15ba	743
AzureIoTClient	24:02406f4a78ae	744	/Codes_SRS_TRANSPORTMULTITHTTP_17_009: [ IoTHubTransportHttp_Create shall call singlylinkedlist_create to create a list of registered devices. ]/
Azure.IoT Build	13:848d52f93daf	745	static bool create_perDeviceList(HTTPTRANSPORT_HANDLE_DATA* handleData)
AzureIoTClient	6:73793bae15ba	746	{
Azure.IoT Build	19:d4f9e872bf3e	747	bool result;
Azure.IoT Build	19:d4f9e872bf3e	748	handleData->perDeviceList = VECTOR_create(sizeof(IOTHUB_DEVICE_HANDLE));
Azure.IoT Build	19:d4f9e872bf3e	749	if (handleData == NULL \|\| handleData->perDeviceList == NULL)
Azure.IoT Build	19:d4f9e872bf3e	750	{
Azure.IoT Build	19:d4f9e872bf3e	751	/Codes_SRS_TRANSPORTMULTITHTTP_17_010: [ If creating the list fails, then IoTHubTransportHttp_Create shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	752	result = false;
Azure.IoT Build	19:d4f9e872bf3e	753	}
Azure.IoT Build	19:d4f9e872bf3e	754	else
Azure.IoT Build	19:d4f9e872bf3e	755	{
Azure.IoT Build	19:d4f9e872bf3e	756	result = true;
Azure.IoT Build	19:d4f9e872bf3e	757	}
Azure.IoT Build	19:d4f9e872bf3e	758	return result;
AzureIoTClient	6:73793bae15ba	759	}
AzureIoTClient	6:73793bae15ba	760
Azure.IoT Build	13:848d52f93daf	761
AzureIoTClient	18:ab990f6aa61f	762	static TRANSPORT_LL_HANDLE IoTHubTransportHttp_Create(const IOTHUBTRANSPORT_CONFIG* config)
AzureIoTClient	6:73793bae15ba	763	{
Azure.IoT Build	19:d4f9e872bf3e	764	HTTPTRANSPORT_HANDLE_DATA* result;
Azure.IoT Build	19:d4f9e872bf3e	765	if (config == NULL)
Azure.IoT Build	19:d4f9e872bf3e	766	{
Azure.IoT Build	19:d4f9e872bf3e	767	/Codes_SRS_TRANSPORTMULTITHTTP_17_001: [If parameter config is NULL, then IoTHubTransportHttp_Create shall return NULL.]/
Azure.IoT Build	19:d4f9e872bf3e	768	LogError("invalid arg (configuration is missing)");
Azure.IoT Build	19:d4f9e872bf3e	769	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	770	}
Azure.IoT Build	19:d4f9e872bf3e	771	else if (config->upperConfig == NULL)
Azure.IoT Build	19:d4f9e872bf3e	772	{
Azure.IoT Build	19:d4f9e872bf3e	773	/Codes_SRS_TRANSPORTMULTITHTTP_17_002: [ If field transportConfig is NULL, then IoTHubTransportHttp_Create shall return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	774	LogError("invalid arg (upperConfig is NULL)");
Azure.IoT Build	19:d4f9e872bf3e	775	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	776	}
Azure.IoT Build	19:d4f9e872bf3e	777	else if (config->upperConfig->protocol == NULL)
Azure.IoT Build	19:d4f9e872bf3e	778	{
Azure.IoT Build	19:d4f9e872bf3e	779	/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	780	LogError("invalid arg (protocol is NULL)");
Azure.IoT Build	19:d4f9e872bf3e	781	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	782	}
Azure.IoT Build	19:d4f9e872bf3e	783	else if (config->upperConfig->iotHubName == NULL)
Azure.IoT Build	19:d4f9e872bf3e	784	{
Azure.IoT Build	19:d4f9e872bf3e	785	/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	786	LogError("invalid arg (iotHubName is NULL)");
Azure.IoT Build	19:d4f9e872bf3e	787	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	788	}
Azure.IoT Build	19:d4f9e872bf3e	789	else if (config->upperConfig->iotHubSuffix == NULL)
Azure.IoT Build	19:d4f9e872bf3e	790	{
Azure.IoT Build	19:d4f9e872bf3e	791	/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	792	LogError("invalid arg (iotHubSuffix is NULL)");
Azure.IoT Build	19:d4f9e872bf3e	793	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	794	}
Azure.IoT Build	19:d4f9e872bf3e	795	else
Azure.IoT Build	19:d4f9e872bf3e	796	{
Azure.IoT Build	19:d4f9e872bf3e	797	/Codes_SRS_TRANSPORTMULTITHTTP_17_130: [ IoTHubTransportHttp_Create shall allocate memory for the handle. ]/
Azure.IoT Build	19:d4f9e872bf3e	798	result = (HTTPTRANSPORT_HANDLE_DATA*)malloc(sizeof(HTTPTRANSPORT_HANDLE_DATA));
Azure.IoT Build	19:d4f9e872bf3e	799	if (result == NULL)
Azure.IoT Build	19:d4f9e872bf3e	800	{
Azure.IoT Build	19:d4f9e872bf3e	801	/Codes_SRS_TRANSPORTMULTITHTTP_17_131: [ If allocation fails, IoTHubTransportHttp_Create shall fail and return NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	802	LogError("unable to malloc");
Azure.IoT Build	19:d4f9e872bf3e	803	}
Azure.IoT Build	19:d4f9e872bf3e	804	else
Azure.IoT Build	19:d4f9e872bf3e	805	{
Azure.IoT Build	19:d4f9e872bf3e	806	bool was_hostName_ok = create_hostName(result, config);
Azure.IoT Build	19:d4f9e872bf3e	807	bool was_httpApiExHandle_ok = was_hostName_ok && create_httpApiExHandle(result, config);
Azure.IoT Build	19:d4f9e872bf3e	808	bool was_perDeviceList_ok = was_httpApiExHandle_ok && create_perDeviceList(result);
Azure.IoT Build	13:848d52f93daf	809
AzureIoTClient	6:73793bae15ba	810
Azure.IoT Build	19:d4f9e872bf3e	811	if (was_perDeviceList_ok)
Azure.IoT Build	19:d4f9e872bf3e	812	{
Azure.IoT Build	19:d4f9e872bf3e	813	/Codes_SRS_TRANSPORTMULTITHTTP_17_011: [ Otherwise, IoTHubTransportHttp_Create shall succeed and return a non-NULL value. ]/
Azure.IoT Build	19:d4f9e872bf3e	814	result->doBatchedTransfers = false;
Azure.IoT Build	19:d4f9e872bf3e	815	result->getMinimumPollingTime = DEFAULT_GETMINIMUMPOLLINGTIME;
Azure.IoT Build	19:d4f9e872bf3e	816	}
Azure.IoT Build	19:d4f9e872bf3e	817	else
Azure.IoT Build	19:d4f9e872bf3e	818	{
Azure.IoT Build	19:d4f9e872bf3e	819	if (was_httpApiExHandle_ok) destroy_httpApiExHandle(result);
Azure.IoT Build	19:d4f9e872bf3e	820	if (was_hostName_ok) destroy_hostName(result);
AzureIoTClient	6:73793bae15ba	821
Azure.IoT Build	19:d4f9e872bf3e	822	free(result);
Azure.IoT Build	19:d4f9e872bf3e	823	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	824	}
Azure.IoT Build	19:d4f9e872bf3e	825	}
Azure.IoT Build	19:d4f9e872bf3e	826	}
Azure.IoT Build	19:d4f9e872bf3e	827	return result;
AzureIoTClient	6:73793bae15ba	828	}
AzureIoTClient	6:73793bae15ba	829
AzureIoTClient	18:ab990f6aa61f	830	static void IoTHubTransportHttp_Destroy(TRANSPORT_LL_HANDLE handle)
AzureIoTClient	6:73793bae15ba	831	{
Azure.IoT Build	19:d4f9e872bf3e	832	/Codes_SRS_TRANSPORTMULTITHTTP_17_012: [ IoTHubTransportHttp_Destroy shall do nothing is handle is NULL. ]/
Azure.IoT Build	19:d4f9e872bf3e	833	if (handle != NULL)
Azure.IoT Build	19:d4f9e872bf3e	834	{
Azure.IoT Build	19:d4f9e872bf3e	835	HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
Azure.IoT Build	19:d4f9e872bf3e	836	IOTHUB_DEVICE_HANDLE* listItem;
Azure.IoT Build	13:848d52f93daf	837
Azure.IoT Build	19:d4f9e872bf3e	838	size_t deviceListSize = VECTOR_size(handleData->perDeviceList);
Azure.IoT Build	13:848d52f93daf	839
Azure.IoT Build	19:d4f9e872bf3e	840	/Codes_SRS_TRANSPORTMULTITHTTP_17_013: [ Otherwise, IoTHubTransportHttp_Destroy shall free all the resources currently in use. ]/
Azure.IoT Build	19:d4f9e872bf3e	841	for (size_t i = 0; i < deviceListSize; i++)
Azure.IoT Build	19:d4f9e872bf3e	842	{
AzureIoTClient	22:e0add922c564	843	listItem = (IOTHUB_DEVICE_HANDLE *) VECTOR_element(handleData->perDeviceList, i);
Azure.IoT Build	19:d4f9e872bf3e	844	HTTPTRANSPORT_PERDEVICE_DATA* perDeviceItem = (HTTPTRANSPORT_PERDEVICE_DATA)(listItem);
Azure.IoT Build	19:d4f9e872bf3e	845	destroy_perDeviceData(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	846	free(perDeviceItem);
Azure.IoT Build	19:d4f9e872bf3e	847	}
Azure.IoT Build	13:848d52f93daf	848
AzureIoTClient	22:e0add922c564	849	destroy_hostName((HTTPTRANSPORT_HANDLE_DATA *) handle);
AzureIoTClient	22:e0add922c564	850	destroy_httpApiExHandle((HTTPTRANSPORT_HANDLE_DATA *) handle);
AzureIoTClient	22:e0add922c564	851	destroy_perDeviceList((HTTPTRANSPORT_HANDLE_DATA *)handle);
Azure.IoT Build	19:d4f9e872bf3e	852	free(handle);
Azure.IoT Build	19:d4f9e872bf3e	853	}
AzureIoTClient	6:73793bae15ba	854	}
AzureIoTClient	6:73793bae15ba	855
AzureIoTClient	18:ab990f6aa61f	856	static int IoTHubTransportHttp_Subscribe(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	6:73793bae15ba	857	{
Azure.IoT Build	19:d4f9e872bf3e	858	int result;
Azure.IoT Build	19:d4f9e872bf3e	859	if (handle == NULL)
Azure.IoT Build	19:d4f9e872bf3e	860	{
Azure.IoT Build	19:d4f9e872bf3e	861	/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	862	LogError("invalid arg passed to IoTHubTransportHttp_Subscribe");
AzureIoTClient	28:f57de550d450	863	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	864	}
Azure.IoT Build	19:d4f9e872bf3e	865	else
Azure.IoT Build	19:d4f9e872bf3e	866	{
Azure.IoT Build	19:d4f9e872bf3e	867	/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	868	IOTHUB_DEVICE_HANDLE* listItem = get_perDeviceDataItem(handle);
Azure.IoT Build	13:848d52f93daf	869
Azure.IoT Build	19:d4f9e872bf3e	870	if (listItem == NULL)
Azure.IoT Build	19:d4f9e872bf3e	871	{
Azure.IoT Build	19:d4f9e872bf3e	872	/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	873	LogError("did not find device in transport handle");
AzureIoTClient	28:f57de550d450	874	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	875	}
Azure.IoT Build	19:d4f9e872bf3e	876	else
Azure.IoT Build	19:d4f9e872bf3e	877	{
Azure.IoT Build	19:d4f9e872bf3e	878	HTTPTRANSPORT_PERDEVICE_DATA * perDeviceItem;
Azure.IoT Build	13:848d52f93daf	879
Azure.IoT Build	19:d4f9e872bf3e	880	perDeviceItem = (HTTPTRANSPORT_PERDEVICE_DATA )(listItem);
Azure.IoT Build	19:d4f9e872bf3e	881	/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	882	perDeviceItem->DoWork_PullMessage = true;
Azure.IoT Build	19:d4f9e872bf3e	883	}
Azure.IoT Build	19:d4f9e872bf3e	884	result = 0;
Azure.IoT Build	19:d4f9e872bf3e	885	}
Azure.IoT Build	19:d4f9e872bf3e	886	return result;
AzureIoTClient	6:73793bae15ba	887	}
AzureIoTClient	6:73793bae15ba	888
AzureIoTClient	18:ab990f6aa61f	889	static void IoTHubTransportHttp_Unsubscribe(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	6:73793bae15ba	890	{
Azure.IoT Build	19:d4f9e872bf3e	891	/Codes_SRS_TRANSPORTMULTITHTTP_17_107: [ If parameter deviceHandle is NULL then IoTHubTransportHttp_Unsubscribe shall fail do nothing. ]/
Azure.IoT Build	19:d4f9e872bf3e	892	if (handle != NULL)
Azure.IoT Build	19:d4f9e872bf3e	893	{
Azure.IoT Build	19:d4f9e872bf3e	894	/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	895	IOTHUB_DEVICE_HANDLE* listItem = get_perDeviceDataItem(handle);
Azure.IoT Build	19:d4f9e872bf3e	896	/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	897	if (listItem != NULL)
Azure.IoT Build	19:d4f9e872bf3e	898	{
Azure.IoT Build	19:d4f9e872bf3e	899	HTTPTRANSPORT_PERDEVICE_DATA * perDeviceItem = (HTTPTRANSPORT_PERDEVICE_DATA )(listItem);
Azure.IoT Build	19:d4f9e872bf3e	900	/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	901	perDeviceItem->DoWork_PullMessage = false;
Azure.IoT Build	19:d4f9e872bf3e	902	}
Azure.IoT Build	19:d4f9e872bf3e	903	else
Azure.IoT Build	19:d4f9e872bf3e	904	{
Azure.IoT Build	19:d4f9e872bf3e	905	LogError("Device not found to unsuscribe.");
Azure.IoT Build	19:d4f9e872bf3e	906	}
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	LogError("Null handle passed to Unsuscribe.");
Azure.IoT Build	19:d4f9e872bf3e	911	}
AzureIoTClient	6:73793bae15ba	912	}
AzureIoTClient	6:73793bae15ba	913
AzureIoTClient	25:3a68a581d3f9	914	static int IoTHubTransportHttp_Subscribe_DeviceTwin(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	25:3a68a581d3f9	915	{
AzureIoTClient	25:3a68a581d3f9	916	/Codes_SRS_TRANSPORTMULTITHTTP_02_003: [ IoTHubTransportHttp_Subscribe_DeviceTwin shall return a non-zero value. ]/
AzureIoTClient	25:3a68a581d3f9	917	(void)handle;
AzureIoTClient	28:f57de550d450	918	int result = __FAILURE__;
AzureIoTClient	25:3a68a581d3f9	919	LogError("IoTHubTransportHttp_Subscribe_DeviceTwin Not supported");
AzureIoTClient	25:3a68a581d3f9	920	return result;
AzureIoTClient	25:3a68a581d3f9	921	}
AzureIoTClient	25:3a68a581d3f9	922
AzureIoTClient	25:3a68a581d3f9	923	static void IoTHubTransportHttp_Unsubscribe_DeviceTwin(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	25:3a68a581d3f9	924	{
AzureIoTClient	25:3a68a581d3f9	925	(void)handle;
AzureIoTClient	25:3a68a581d3f9	926	/Codes_SRS_TRANSPORTMULTITHTTP_02_004: [ IoTHubTransportHttp_Unsubscribe_DeviceTwin shall return ]/
AzureIoTClient	25:3a68a581d3f9	927	LogError("IoTHubTransportHttp_Unsubscribe_DeviceTwin Not supported");
AzureIoTClient	25:3a68a581d3f9	928	}
AzureIoTClient	25:3a68a581d3f9	929
AzureIoTClient	25:3a68a581d3f9	930	static int IoTHubTransportHttp_Subscribe_DeviceMethod(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	25:3a68a581d3f9	931	{
AzureIoTClient	25:3a68a581d3f9	932	(void)handle;
AzureIoTClient	28:f57de550d450	933	int result = __FAILURE__;
AzureIoTClient	25:3a68a581d3f9	934	LogError("not implemented (yet)");
AzureIoTClient	25:3a68a581d3f9	935	return result;
AzureIoTClient	25:3a68a581d3f9	936	}
AzureIoTClient	25:3a68a581d3f9	937
AzureIoTClient	25:3a68a581d3f9	938	static void IoTHubTransportHttp_Unsubscribe_DeviceMethod(IOTHUB_DEVICE_HANDLE handle)
AzureIoTClient	25:3a68a581d3f9	939	{
AzureIoTClient	25:3a68a581d3f9	940	(void)handle;
AzureIoTClient	25:3a68a581d3f9	941	LogError("not implemented (yet)");
AzureIoTClient	25:3a68a581d3f9	942	}
AzureIoTClient	25:3a68a581d3f9	943
AzureIoTClient	26:aeabbfa5181a	944	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	945	{
AzureIoTClient	26:aeabbfa5181a	946	(void)handle;
AzureIoTClient	26:aeabbfa5181a	947	(void)methodId;
AzureIoTClient	26:aeabbfa5181a	948	(void)response;
AzureIoTClient	26:aeabbfa5181a	949	(void)response_size;
AzureIoTClient	26:aeabbfa5181a	950	(void)status_response;
AzureIoTClient	26:aeabbfa5181a	951	LogError("not implemented (yet)");
AzureIoTClient	28:f57de550d450	952	return __FAILURE__;
AzureIoTClient	26:aeabbfa5181a	953	}
AzureIoTClient	26:aeabbfa5181a	954
AzureIoTClient	6:73793bae15ba	955	/produces a representation of the properties, if they exist/
AzureIoTClient	6:73793bae15ba	956	/if they do not exist, produces ""/
AzureIoTClient	6:73793bae15ba	957	static int concat_Properties(STRING_HANDLE existing, MAP_HANDLE map, size_t* propertiesMessageSizeContribution)
AzureIoTClient	6:73793bae15ba	958	{
Azure.IoT Build	19:d4f9e872bf3e	959	int result;
Azure.IoT Build	19:d4f9e872bf3e	960	const charconst keys;
Azure.IoT Build	19:d4f9e872bf3e	961	const charconst values;
Azure.IoT Build	19:d4f9e872bf3e	962	size_t count;
Azure.IoT Build	19:d4f9e872bf3e	963	if (Map_GetInternals(map, &keys, &values, &count) != MAP_OK)
Azure.IoT Build	19:d4f9e872bf3e	964	{
AzureIoTClient	28:f57de550d450	965	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	966	LogError("error while Map_GetInternals");
Azure.IoT Build	19:d4f9e872bf3e	967	}
Azure.IoT Build	19:d4f9e872bf3e	968	else
Azure.IoT Build	19:d4f9e872bf3e	969	{
AzureIoTClient	6:73793bae15ba	970
Azure.IoT Build	19:d4f9e872bf3e	971	if (count == 0)
Azure.IoT Build	19:d4f9e872bf3e	972	{
Azure.IoT Build	19:d4f9e872bf3e	973	/Codes_SRS_TRANSPORTMULTITHTTP_17_064: [If IoTHubMessage does not have properties, then "properties":{...} shall be missing from the payload/
Azure.IoT Build	19:d4f9e872bf3e	974	/no properties - do nothing with existing/
Azure.IoT Build	19:d4f9e872bf3e	975	result = 0;
Azure.IoT Build	19:d4f9e872bf3e	976	*propertiesMessageSizeContribution = 0;
Azure.IoT Build	19:d4f9e872bf3e	977	}
Azure.IoT Build	19:d4f9e872bf3e	978	else
Azure.IoT Build	19:d4f9e872bf3e	979	{
Azure.IoT Build	19:d4f9e872bf3e	980	/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	981	if (STRING_concat(existing, ",\"properties\":") != 0)
Azure.IoT Build	19:d4f9e872bf3e	982	{
Azure.IoT Build	19:d4f9e872bf3e	983	/go ahead and return it/
AzureIoTClient	28:f57de550d450	984	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	985	LogError("failed STRING_concat");
Azure.IoT Build	19:d4f9e872bf3e	986	}
Azure.IoT Build	19:d4f9e872bf3e	987	else if (appendMapToJSON(existing, keys, values, count) != 0)
Azure.IoT Build	19:d4f9e872bf3e	988	{
AzureIoTClient	28:f57de550d450	989	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	990	LogError("unable to append the properties");
Azure.IoT Build	19:d4f9e872bf3e	991	}
Azure.IoT Build	19:d4f9e872bf3e	992	else
Azure.IoT Build	19:d4f9e872bf3e	993	{
Azure.IoT Build	19:d4f9e872bf3e	994	/all is fine/
Azure.IoT Build	19:d4f9e872bf3e	995	size_t i;
Azure.IoT Build	19:d4f9e872bf3e	996	*propertiesMessageSizeContribution = 0;
Azure.IoT Build	19:d4f9e872bf3e	997	for (i = 0;i < count;i++)
Azure.IoT Build	19:d4f9e872bf3e	998	{
Azure.IoT Build	19:d4f9e872bf3e	999	/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	1000	*propertiesMessageSizeContribution += (strlen(keys[i]) + strlen(values[i]) + MAXIMUM_PROPERTY_OVERHEAD);
Azure.IoT Build	19:d4f9e872bf3e	1001	}
Azure.IoT Build	19:d4f9e872bf3e	1002	result = 0;
Azure.IoT Build	19:d4f9e872bf3e	1003	}
Azure.IoT Build	19:d4f9e872bf3e	1004	}
Azure.IoT Build	19:d4f9e872bf3e	1005	}
Azure.IoT Build	19:d4f9e872bf3e	1006	return result;
AzureIoTClient	6:73793bae15ba	1007	}
AzureIoTClient	6:73793bae15ba	1008
AzureIoTClient	6:73793bae15ba	1009	/produces a JSON representation of the map : {"a": "value_of_a","b":"value_of_b"}/
AzureIoTClient	6:73793bae15ba	1010	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	1011	{
Azure.IoT Build	19:d4f9e872bf3e	1012	int result;
Azure.IoT Build	19:d4f9e872bf3e	1013	if (STRING_concat(existing, "{") != 0)
Azure.IoT Build	19:d4f9e872bf3e	1014	{
Azure.IoT Build	19:d4f9e872bf3e	1015	/go on and return it/
Azure.IoT Build	19:d4f9e872bf3e	1016	LogError("STRING_construct failed");
AzureIoTClient	28:f57de550d450	1017	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	1018	}
Azure.IoT Build	19:d4f9e872bf3e	1019	else
Azure.IoT Build	19:d4f9e872bf3e	1020	{
Azure.IoT Build	19:d4f9e872bf3e	1021	size_t i;
Azure.IoT Build	19:d4f9e872bf3e	1022	for (i = 0; i < count; i++)
Azure.IoT Build	19:d4f9e872bf3e	1023	{
Azure.IoT Build	19:d4f9e872bf3e	1024	if (!(
Azure.IoT Build	19:d4f9e872bf3e	1025	(STRING_concat(existing, (i == 0) ? "\"" IOTHUB_APP_PREFIX : ",\"" IOTHUB_APP_PREFIX) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1026	(STRING_concat(existing, keys[i]) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1027	(STRING_concat(existing, "\":\"") == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1028	(STRING_concat(existing, values[i]) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1029	(STRING_concat(existing, "\"") == 0)
Azure.IoT Build	19:d4f9e872bf3e	1030	))
Azure.IoT Build	19:d4f9e872bf3e	1031	{
Azure.IoT Build	19:d4f9e872bf3e	1032	LogError("unable to STRING_concat");
Azure.IoT Build	19:d4f9e872bf3e	1033	break;
Azure.IoT Build	19:d4f9e872bf3e	1034	}
Azure.IoT Build	19:d4f9e872bf3e	1035	}
AzureIoTClient	6:73793bae15ba	1036
Azure.IoT Build	19:d4f9e872bf3e	1037	if (i < count)
Azure.IoT Build	19:d4f9e872bf3e	1038	{
AzureIoTClient	28:f57de550d450	1039	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	1040	/error, let it go through/
Azure.IoT Build	19:d4f9e872bf3e	1041	}
Azure.IoT Build	19:d4f9e872bf3e	1042	else if (STRING_concat(existing, "}") != 0)
Azure.IoT Build	19:d4f9e872bf3e	1043	{
Azure.IoT Build	19:d4f9e872bf3e	1044	LogError("unable to STRING_concat");
AzureIoTClient	28:f57de550d450	1045	result = __FAILURE__;
Azure.IoT Build	19:d4f9e872bf3e	1046	}
Azure.IoT Build	19:d4f9e872bf3e	1047	else
Azure.IoT Build	19:d4f9e872bf3e	1048	{
Azure.IoT Build	19:d4f9e872bf3e	1049	/all is fine/
Azure.IoT Build	19:d4f9e872bf3e	1050	result = 0;
Azure.IoT Build	19:d4f9e872bf3e	1051	}
Azure.IoT Build	19:d4f9e872bf3e	1052	}
Azure.IoT Build	19:d4f9e872bf3e	1053	return result;
AzureIoTClient	6:73793bae15ba	1054	}
AzureIoTClient	6:73793bae15ba	1055
AzureIoTClient	6:73793bae15ba	1056	/makes the following string:{"body":"base64 encoding of the message content"[,"properties":{"a":"valueOfA"}]}/
AzureIoTClient	6:73793bae15ba	1057	/return NULL if there was a failure, or a non-NULL STRING_HANDLE that contains the intended data/
AzureIoTClient	6:73793bae15ba	1058	static STRING_HANDLE make1EventJSONitem(PDLIST_ENTRY item, size_t *messageSizeContribution)
AzureIoTClient	6:73793bae15ba	1059	{
Azure.IoT Build	19:d4f9e872bf3e	1060	STRING_HANDLE result; /temp wants to contain :{"body":"base64 encoding of the message content"[,"properties":{"a":"valueOfA"}]}/
Azure.IoT Build	19:d4f9e872bf3e	1061	IOTHUB_MESSAGE_LIST* message = containingRecord(item, IOTHUB_MESSAGE_LIST, entry);
Azure.IoT Build	19:d4f9e872bf3e	1062	IOTHUBMESSAGE_CONTENT_TYPE contentType = IoTHubMessage_GetContentType(message->messageHandle);
AzureIoTClient	17:7ef88cde801f	1063
Azure.IoT Build	19:d4f9e872bf3e	1064	switch (contentType)
Azure.IoT Build	19:d4f9e872bf3e	1065	{
Azure.IoT Build	19:d4f9e872bf3e	1066	case IOTHUBMESSAGE_BYTEARRAY:
Azure.IoT Build	19:d4f9e872bf3e	1067	{
Azure.IoT Build	19:d4f9e872bf3e	1068	result = STRING_construct("{\"body\":\"");
Azure.IoT Build	19:d4f9e872bf3e	1069	if (result == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1070	{
Azure.IoT Build	19:d4f9e872bf3e	1071	LogError("unable to STRING_construct");
Azure.IoT Build	19:d4f9e872bf3e	1072	}
Azure.IoT Build	19:d4f9e872bf3e	1073	else
Azure.IoT Build	19:d4f9e872bf3e	1074	{
Azure.IoT Build	19:d4f9e872bf3e	1075	const unsigned char* source;
Azure.IoT Build	19:d4f9e872bf3e	1076	size_t size;
AzureIoTClient	6:73793bae15ba	1077
Azure.IoT Build	19:d4f9e872bf3e	1078	if (IoTHubMessage_GetByteArray(message->messageHandle, &source, &size) != IOTHUB_MESSAGE_OK)
Azure.IoT Build	19:d4f9e872bf3e	1079	{
Azure.IoT Build	19:d4f9e872bf3e	1080	LogError("unable to get the data for the message.");
Azure.IoT Build	19:d4f9e872bf3e	1081	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1082	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1083	}
Azure.IoT Build	19:d4f9e872bf3e	1084	else
Azure.IoT Build	19:d4f9e872bf3e	1085	{
Azure.IoT Build	19:d4f9e872bf3e	1086	STRING_HANDLE encoded = Base64_Encode_Bytes(source, size);
Azure.IoT Build	19:d4f9e872bf3e	1087	if (encoded == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1088	{
Azure.IoT Build	19:d4f9e872bf3e	1089	LogError("unable to Base64_Encode_Bytes.");
Azure.IoT Build	19:d4f9e872bf3e	1090	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1091	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1092	}
Azure.IoT Build	19:d4f9e872bf3e	1093	else
Azure.IoT Build	19:d4f9e872bf3e	1094	{
Azure.IoT Build	19:d4f9e872bf3e	1095	size_t propertiesSize;
Azure.IoT Build	19:d4f9e872bf3e	1096	if (!(
Azure.IoT Build	19:d4f9e872bf3e	1097	(STRING_concat_with_STRING(result, encoded) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1098	(STRING_concat(result, "\"") == 0) && /\" because closing value/
Azure.IoT Build	19:d4f9e872bf3e	1099	(concat_Properties(result, IoTHubMessage_Properties(message->messageHandle), &propertiesSize) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1100	(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	1101	))
Azure.IoT Build	19:d4f9e872bf3e	1102	{
Azure.IoT Build	19:d4f9e872bf3e	1103	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1104	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1105	LogError("unable to STRING_concat_with_STRING.");
Azure.IoT Build	19:d4f9e872bf3e	1106	}
Azure.IoT Build	19:d4f9e872bf3e	1107	else
Azure.IoT Build	19:d4f9e872bf3e	1108	{
Azure.IoT Build	19:d4f9e872bf3e	1109	/all is fine... /
Azure.IoT Build	19:d4f9e872bf3e	1110	/Codes_SRS_TRANSPORTMULTITHTTP_17_062: [The message size is computed from the length of the payload + 384.] /
Azure.IoT Build	19:d4f9e872bf3e	1111	*messageSizeContribution = size + MAXIMUM_PAYLOAD_OVERHEAD + propertiesSize;
Azure.IoT Build	19:d4f9e872bf3e	1112	}
Azure.IoT Build	19:d4f9e872bf3e	1113	STRING_delete(encoded);
Azure.IoT Build	19:d4f9e872bf3e	1114	}
Azure.IoT Build	19:d4f9e872bf3e	1115	}
Azure.IoT Build	19:d4f9e872bf3e	1116	}
Azure.IoT Build	19:d4f9e872bf3e	1117	break;
Azure.IoT Build	19:d4f9e872bf3e	1118	}
Azure.IoT Build	19:d4f9e872bf3e	1119	/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	1120	case IOTHUBMESSAGE_STRING:
Azure.IoT Build	19:d4f9e872bf3e	1121	{
Azure.IoT Build	19:d4f9e872bf3e	1122	result = STRING_construct("{\"body\":");
Azure.IoT Build	19:d4f9e872bf3e	1123	if (result == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1124	{
Azure.IoT Build	19:d4f9e872bf3e	1125	LogError("unable to STRING_construct");
Azure.IoT Build	19:d4f9e872bf3e	1126	}
Azure.IoT Build	19:d4f9e872bf3e	1127	else
Azure.IoT Build	19:d4f9e872bf3e	1128	{
Azure.IoT Build	19:d4f9e872bf3e	1129	const char* source = IoTHubMessage_GetString(message->messageHandle);
Azure.IoT Build	19:d4f9e872bf3e	1130	if (source == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1131	{
Azure.IoT Build	19:d4f9e872bf3e	1132	LogError("unable to IoTHubMessage_GetString");
Azure.IoT Build	19:d4f9e872bf3e	1133	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1134	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1135	}
Azure.IoT Build	19:d4f9e872bf3e	1136	else
Azure.IoT Build	19:d4f9e872bf3e	1137	{
Azure.IoT Build	19:d4f9e872bf3e	1138	STRING_HANDLE asJson = STRING_new_JSON(source);
Azure.IoT Build	19:d4f9e872bf3e	1139	if (asJson == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1140	{
Azure.IoT Build	19:d4f9e872bf3e	1141	LogError("unable to STRING_new_JSON");
Azure.IoT Build	19:d4f9e872bf3e	1142	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1143	result = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1144	}
Azure.IoT Build	19:d4f9e872bf3e	1145	else
Azure.IoT Build	19:d4f9e872bf3e	1146	{
Azure.IoT Build	19:d4f9e872bf3e	1147	size_t propertiesSize;
Azure.IoT Build	19:d4f9e872bf3e	1148	if (!(
Azure.IoT Build	19:d4f9e872bf3e	1149	(STRING_concat_with_STRING(result, asJson) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1150	(STRING_concat(result, ",\"base64Encoded\":false") == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1151	(concat_Properties(result, IoTHubMessage_Properties(message->messageHandle), &propertiesSize) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1152	(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	1153	))
Azure.IoT Build	19:d4f9e872bf3e	1154	{
Azure.IoT Build	19:d4f9e872bf3e	1155	LogError("unable to STRING_concat_with_STRING");
Azure.IoT Build	19:d4f9e872bf3e	1156	STRING_delete(result);
Azure.IoT Build	19:d4f9e872bf3e	1157	result = NULL;
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	/result has the intended content/
Azure.IoT Build	19:d4f9e872bf3e	1162	/Codes_SRS_TRANSPORTMULTITHTTP_17_062: [The message size is computed from the length of the payload + 384.] /
Azure.IoT Build	19:d4f9e872bf3e	1163	*messageSizeContribution = strlen(source) + MAXIMUM_PAYLOAD_OVERHEAD + propertiesSize;
Azure.IoT Build	19:d4f9e872bf3e	1164	}
Azure.IoT Build	19:d4f9e872bf3e	1165	STRING_delete(asJson);
Azure.IoT Build	19:d4f9e872bf3e	1166	}
Azure.IoT Build	19:d4f9e872bf3e	1167	}
Azure.IoT Build	19:d4f9e872bf3e	1168	}
Azure.IoT Build	19:d4f9e872bf3e	1169	break;
Azure.IoT Build	19:d4f9e872bf3e	1170	}
Azure.IoT Build	19:d4f9e872bf3e	1171	default:
Azure.IoT Build	19:d4f9e872bf3e	1172	{
Azure.IoT Build	19:d4f9e872bf3e	1173	LogError("an unknown message type was encountered (%d)", contentType);
Azure.IoT Build	19:d4f9e872bf3e	1174	result = NULL; /unknown message type/
Azure.IoT Build	19:d4f9e872bf3e	1175	break;
Azure.IoT Build	19:d4f9e872bf3e	1176	}
Azure.IoT Build	19:d4f9e872bf3e	1177	}
Azure.IoT Build	19:d4f9e872bf3e	1178	return result;
AzureIoTClient	6:73793bae15ba	1179	}
AzureIoTClient	6:73793bae15ba	1180
AzureIoTClient	6:73793bae15ba	1181	#define MAKE_PAYLOAD_RESULT_VALUES \
AzureIoTClient	6:73793bae15ba	1182	MAKE_PAYLOAD_OK, /returned when there is a payload to be later send by HTTP/ \
AzureIoTClient	6:73793bae15ba	1183	MAKE_PAYLOAD_NO_ITEMS, /returned when there are no items to be send/ \
AzureIoTClient	6:73793bae15ba	1184	MAKE_PAYLOAD_ERROR, /returned when there were errors/ \
AzureIoTClient	6:73793bae15ba	1185	MAKE_PAYLOAD_FIRST_ITEM_DOES_NOT_FIT /returned when the first item doesn't fit/
AzureIoTClient	6:73793bae15ba	1186
AzureIoTClient	6:73793bae15ba	1187	DEFINE_ENUM(MAKE_PAYLOAD_RESULT, MAKE_PAYLOAD_RESULT_VALUES);
AzureIoTClient	6:73793bae15ba	1188
AzureIoTClient	6:73793bae15ba	1189	/this function assembles several {"body":"base64 encoding of the message content"," base64Encoded": true} into 1 payload/
Azure.IoT Build	13:848d52f93daf	1190	/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	1191	static MAKE_PAYLOAD_RESULT makePayload(HTTPTRANSPORT_PERDEVICE_DATA* deviceData, STRING_HANDLE* payload)
AzureIoTClient	6:73793bae15ba	1192	{
Azure.IoT Build	19:d4f9e872bf3e	1193	MAKE_PAYLOAD_RESULT result;
Azure.IoT Build	19:d4f9e872bf3e	1194	size_t allMessagesSize = 0;
Azure.IoT Build	19:d4f9e872bf3e	1195	*payload = STRING_construct("[");
Azure.IoT Build	19:d4f9e872bf3e	1196	if (*payload == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1197	{
Azure.IoT Build	19:d4f9e872bf3e	1198	LogError("unable to STRING_construct");
Azure.IoT Build	19:d4f9e872bf3e	1199	result = MAKE_PAYLOAD_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	1200	}
Azure.IoT Build	19:d4f9e872bf3e	1201	else
Azure.IoT Build	19:d4f9e872bf3e	1202	{
Azure.IoT Build	19:d4f9e872bf3e	1203	bool isFirst = true;
Azure.IoT Build	19:d4f9e872bf3e	1204	PDLIST_ENTRY actual;
Azure.IoT Build	19:d4f9e872bf3e	1205	bool keepGoing = true; /keepGoing gets sometimes to false from within the loop/
Azure.IoT Build	19:d4f9e872bf3e	1206	/either all the items enter the list or only some/
Azure.IoT Build	19:d4f9e872bf3e	1207	result = MAKE_PAYLOAD_OK; /optimistically initializing it/
Azure.IoT Build	19:d4f9e872bf3e	1208	while (keepGoing && ((actual = deviceData->waitingToSend->Flink) != deviceData->waitingToSend))
Azure.IoT Build	19:d4f9e872bf3e	1209	{
Azure.IoT Build	19:d4f9e872bf3e	1210	size_t messageSize;
Azure.IoT Build	19:d4f9e872bf3e	1211	STRING_HANDLE temp = make1EventJSONitem(actual, &messageSize);
Azure.IoT Build	19:d4f9e872bf3e	1212	if (isFirst)
Azure.IoT Build	19:d4f9e872bf3e	1213	{
Azure.IoT Build	19:d4f9e872bf3e	1214	isFirst = false;
Azure.IoT Build	19:d4f9e872bf3e	1215	/Codes_SRS_TRANSPORTMULTITHTTP_17_067: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]/
Azure.IoT Build	19:d4f9e872bf3e	1216	if (temp == NULL) /first item failed to create, nothing to send/
Azure.IoT Build	19:d4f9e872bf3e	1217	{
Azure.IoT Build	19:d4f9e872bf3e	1218	result = MAKE_PAYLOAD_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	1219	STRING_delete(*payload);
Azure.IoT Build	19:d4f9e872bf3e	1220	*payload = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1221	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1222	}
Azure.IoT Build	19:d4f9e872bf3e	1223	else
Azure.IoT Build	19:d4f9e872bf3e	1224	{
Azure.IoT Build	19:d4f9e872bf3e	1225	/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	1226	/Codes_SRS_TRANSPORTMULTITHTTP_17_061: [The message size shall be limited to 255KB - 1 byte.]/
Azure.IoT Build	19:d4f9e872bf3e	1227	if (messageSize > MAXIMUM_MESSAGE_SIZE)
Azure.IoT Build	19:d4f9e872bf3e	1228	{
Azure.IoT Build	19:d4f9e872bf3e	1229	PDLIST_ENTRY head = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1230	DList_InsertTailList(&(deviceData->eventConfirmations), head);
Azure.IoT Build	19:d4f9e872bf3e	1231	result = MAKE_PAYLOAD_FIRST_ITEM_DOES_NOT_FIT;
Azure.IoT Build	19:d4f9e872bf3e	1232	STRING_delete(*payload);
Azure.IoT Build	19:d4f9e872bf3e	1233	*payload = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1234	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1235	}
Azure.IoT Build	19:d4f9e872bf3e	1236	else
Azure.IoT Build	19:d4f9e872bf3e	1237	{
Azure.IoT Build	19:d4f9e872bf3e	1238	if (STRING_concat_with_STRING(*payload, temp) != 0)
Azure.IoT Build	19:d4f9e872bf3e	1239	{
Azure.IoT Build	19:d4f9e872bf3e	1240	/Codes_SRS_TRANSPORTMULTITHTTP_17_067: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]/
Azure.IoT Build	19:d4f9e872bf3e	1241	result = MAKE_PAYLOAD_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	1242	STRING_delete(*payload);
Azure.IoT Build	19:d4f9e872bf3e	1243	*payload = NULL;
Azure.IoT Build	19:d4f9e872bf3e	1244	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1245	}
Azure.IoT Build	19:d4f9e872bf3e	1246	else
Azure.IoT Build	19:d4f9e872bf3e	1247	{
Azure.IoT Build	19:d4f9e872bf3e	1248	/first item was put nicely in the payload/
Azure.IoT Build	19:d4f9e872bf3e	1249	PDLIST_ENTRY head = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1250	DList_InsertTailList(&(deviceData->eventConfirmations), head);
Azure.IoT Build	19:d4f9e872bf3e	1251	allMessagesSize += messageSize;
Azure.IoT Build	19:d4f9e872bf3e	1252	}
Azure.IoT Build	19:d4f9e872bf3e	1253	}
Azure.IoT Build	19:d4f9e872bf3e	1254	STRING_delete(temp);
Azure.IoT Build	19:d4f9e872bf3e	1255	}
Azure.IoT Build	19:d4f9e872bf3e	1256	}
Azure.IoT Build	19:d4f9e872bf3e	1257	else
Azure.IoT Build	19:d4f9e872bf3e	1258	{
Azure.IoT Build	19:d4f9e872bf3e	1259	/there is at least 1 item already in the payload/
Azure.IoT Build	19:d4f9e872bf3e	1260	if (temp == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1261	{
Azure.IoT Build	19:d4f9e872bf3e	1262	/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	1263	/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	1264	result = MAKE_PAYLOAD_OK;
Azure.IoT Build	19:d4f9e872bf3e	1265	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1266	}
Azure.IoT Build	19:d4f9e872bf3e	1267	else
Azure.IoT Build	19:d4f9e872bf3e	1268	{
Azure.IoT Build	19:d4f9e872bf3e	1269	if (allMessagesSize + messageSize > MAXIMUM_MESSAGE_SIZE)
Azure.IoT Build	19:d4f9e872bf3e	1270	{
Azure.IoT Build	19:d4f9e872bf3e	1271	/this item doesn't make it to the payload, but the payload is valid so far/
Azure.IoT Build	19:d4f9e872bf3e	1272	/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	1273	result = MAKE_PAYLOAD_OK;
Azure.IoT Build	19:d4f9e872bf3e	1274	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1275	}
Azure.IoT Build	19:d4f9e872bf3e	1276	else if (STRING_concat_with_STRING(*payload, temp) != 0)
Azure.IoT Build	19:d4f9e872bf3e	1277	{
Azure.IoT Build	19:d4f9e872bf3e	1278	/should still send what there is so far.../
Azure.IoT Build	19:d4f9e872bf3e	1279	/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	1280	result = MAKE_PAYLOAD_OK;
Azure.IoT Build	19:d4f9e872bf3e	1281	keepGoing = false;
Azure.IoT Build	19:d4f9e872bf3e	1282	}
Azure.IoT Build	19:d4f9e872bf3e	1283	else
Azure.IoT Build	19:d4f9e872bf3e	1284	{
Azure.IoT Build	19:d4f9e872bf3e	1285	/cool, the payload made it there, let's continue... /
Azure.IoT Build	19:d4f9e872bf3e	1286	PDLIST_ENTRY head = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1287	DList_InsertTailList(&(deviceData->eventConfirmations), head);
Azure.IoT Build	19:d4f9e872bf3e	1288	allMessagesSize += messageSize;
Azure.IoT Build	19:d4f9e872bf3e	1289	}
Azure.IoT Build	19:d4f9e872bf3e	1290	STRING_delete(temp);
Azure.IoT Build	19:d4f9e872bf3e	1291	}
Azure.IoT Build	19:d4f9e872bf3e	1292	}
Azure.IoT Build	19:d4f9e872bf3e	1293	}
AzureIoTClient	6:73793bae15ba	1294
Azure.IoT Build	19:d4f9e872bf3e	1295	/closing the payload/
Azure.IoT Build	19:d4f9e872bf3e	1296	if (result == MAKE_PAYLOAD_OK)
Azure.IoT Build	19:d4f9e872bf3e	1297	{
Azure.IoT Build	19:d4f9e872bf3e	1298	((char)STRING_c_str(payload))[STRING_length(payload) - 1] = ']'; /TODO - do this in STRING_HANDLE*/
Azure.IoT Build	19:d4f9e872bf3e	1299	}
Azure.IoT Build	19:d4f9e872bf3e	1300	else
Azure.IoT Build	19:d4f9e872bf3e	1301	{
Azure.IoT Build	19:d4f9e872bf3e	1302	/no need to close anything/
Azure.IoT Build	19:d4f9e872bf3e	1303	}
Azure.IoT Build	19:d4f9e872bf3e	1304	}
Azure.IoT Build	19:d4f9e872bf3e	1305	return result;
AzureIoTClient	6:73793bae15ba	1306	}
AzureIoTClient	6:73793bae15ba	1307
AzureIoTClient	6:73793bae15ba	1308	static void reversePutListBackIn(PDLIST_ENTRY source, PDLIST_ENTRY destination)
AzureIoTClient	6:73793bae15ba	1309	{
Azure.IoT Build	19:d4f9e872bf3e	1310	/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	1311	DList_AppendTailList(destination->Flink, source);
Azure.IoT Build	19:d4f9e872bf3e	1312	DList_RemoveEntryList(source);
Azure.IoT Build	19:d4f9e872bf3e	1313	DList_InitializeListHead(source);
AzureIoTClient	6:73793bae15ba	1314	}
AzureIoTClient	6:73793bae15ba	1315
Azure.IoT Build	13:848d52f93daf	1316	static void DoEvent(HTTPTRANSPORT_HANDLE_DATA* handleData, HTTPTRANSPORT_PERDEVICE_DATA* deviceData, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle)
AzureIoTClient	6:73793bae15ba	1317	{
Azure.IoT Build	13:848d52f93daf	1318
Azure.IoT Build	19:d4f9e872bf3e	1319	if (DList_IsListEmpty(deviceData->waitingToSend))
Azure.IoT Build	19:d4f9e872bf3e	1320	{
Azure.IoT Build	19:d4f9e872bf3e	1321	/Codes_SRS_TRANSPORTMULTITHTTP_17_060: [If the list is empty then IoTHubTransportHttp_DoWork shall proceed to the following action.] /
Azure.IoT Build	19:d4f9e872bf3e	1322	}
Azure.IoT Build	19:d4f9e872bf3e	1323	else
Azure.IoT Build	19:d4f9e872bf3e	1324	{
Azure.IoT Build	19:d4f9e872bf3e	1325	/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	1326	if (handleData->doBatchedTransfers)
Azure.IoT Build	19:d4f9e872bf3e	1327	{
Azure.IoT Build	19:d4f9e872bf3e	1328	/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	1329	if (HTTPHeaders_ReplaceHeaderNameValuePair(deviceData->eventHTTPrequestHeaders, CONTENT_TYPE, APPLICATION_VND_MICROSOFT_IOTHUB_JSON) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1330	{
Azure.IoT Build	19:d4f9e872bf3e	1331	/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	1332	LogError("unable to HTTPHeaders_ReplaceHeaderNameValuePair");
Azure.IoT Build	19:d4f9e872bf3e	1333	}
Azure.IoT Build	19:d4f9e872bf3e	1334	else
Azure.IoT Build	19:d4f9e872bf3e	1335	{
Azure.IoT Build	19:d4f9e872bf3e	1336	/Codes_SRS_TRANSPORTMULTITHTTP_17_059: [It shall inspect the "waitingToSend" DLIST passed in config structure.] /
Azure.IoT Build	19:d4f9e872bf3e	1337	STRING_HANDLE payload;
Azure.IoT Build	19:d4f9e872bf3e	1338	switch (makePayload(deviceData, &payload))
Azure.IoT Build	19:d4f9e872bf3e	1339	{
Azure.IoT Build	19:d4f9e872bf3e	1340	case MAKE_PAYLOAD_OK:
Azure.IoT Build	19:d4f9e872bf3e	1341	{
Azure.IoT Build	19:d4f9e872bf3e	1342	/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	1343	BUFFER_HANDLE temp = BUFFER_new();
Azure.IoT Build	19:d4f9e872bf3e	1344	if (temp == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1345	{
Azure.IoT Build	19:d4f9e872bf3e	1346	LogError("unable to BUFFER_new");
Azure.IoT Build	19:d4f9e872bf3e	1347	/Codes_SRS_TRANSPORTMULTITHTTP_17_067: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]/
Azure.IoT Build	19:d4f9e872bf3e	1348	reversePutListBackIn(&(deviceData->eventConfirmations), deviceData->waitingToSend);
Azure.IoT Build	19:d4f9e872bf3e	1349	}
Azure.IoT Build	19:d4f9e872bf3e	1350	else
Azure.IoT Build	19:d4f9e872bf3e	1351	{
Azure.IoT Build	19:d4f9e872bf3e	1352	if (BUFFER_build(temp, (const unsigned char*)STRING_c_str(payload), STRING_length(payload)) != 0)
Azure.IoT Build	19:d4f9e872bf3e	1353	{
Azure.IoT Build	19:d4f9e872bf3e	1354	LogError("unable to BUFFER_build");
Azure.IoT Build	19:d4f9e872bf3e	1355	//items go back to waitingToSend
Azure.IoT Build	19:d4f9e872bf3e	1356	/Codes_SRS_TRANSPORTMULTITHTTP_17_067: [If there is no valid payload, IoTHubTransportHttp_DoWork shall advance to the next activity.]/
Azure.IoT Build	19:d4f9e872bf3e	1357	reversePutListBackIn(&(deviceData->eventConfirmations), deviceData->waitingToSend);
Azure.IoT Build	19:d4f9e872bf3e	1358	}
Azure.IoT Build	19:d4f9e872bf3e	1359	else
Azure.IoT Build	19:d4f9e872bf3e	1360	{
Azure.IoT Build	19:d4f9e872bf3e	1361	unsigned int statusCode;
AzureIoTClient	25:3a68a581d3f9	1362	if (HTTPAPIEX_SAS_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1363	deviceData->sasObject,
Azure.IoT Build	19:d4f9e872bf3e	1364	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	1365	HTTPAPI_REQUEST_POST,
Azure.IoT Build	19:d4f9e872bf3e	1366	STRING_c_str(deviceData->eventHTTPrelativePath),
Azure.IoT Build	19:d4f9e872bf3e	1367	deviceData->eventHTTPrequestHeaders,
Azure.IoT Build	19:d4f9e872bf3e	1368	temp,
Azure.IoT Build	19:d4f9e872bf3e	1369	&statusCode,
Azure.IoT Build	19:d4f9e872bf3e	1370	NULL,
Azure.IoT Build	19:d4f9e872bf3e	1371	NULL
AzureIoTClient	25:3a68a581d3f9	1372	) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1373	{
Azure.IoT Build	19:d4f9e872bf3e	1374	LogError("unable to HTTPAPIEX_ExecuteRequest");
Azure.IoT Build	19:d4f9e872bf3e	1375	//items go back to waitingToSend
Azure.IoT Build	19:d4f9e872bf3e	1376	/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	1377	reversePutListBackIn(&(deviceData->eventConfirmations), deviceData->waitingToSend);
Azure.IoT Build	19:d4f9e872bf3e	1378	}
Azure.IoT Build	19:d4f9e872bf3e	1379	else
Azure.IoT Build	19:d4f9e872bf3e	1380	{
Azure.IoT Build	19:d4f9e872bf3e	1381	if (statusCode < 300)
Azure.IoT Build	19:d4f9e872bf3e	1382	{
Azure.IoT Build	19:d4f9e872bf3e	1383	/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	1384	IoTHubClient_LL_SendComplete(iotHubClientHandle, &(deviceData->eventConfirmations), IOTHUB_CLIENT_CONFIRMATION_OK);
Azure.IoT Build	19:d4f9e872bf3e	1385	}
Azure.IoT Build	19:d4f9e872bf3e	1386	else
Azure.IoT Build	19:d4f9e872bf3e	1387	{
Azure.IoT Build	19:d4f9e872bf3e	1388	//items go back to waitingToSend
Azure.IoT Build	19:d4f9e872bf3e	1389	/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	1390	LogError("unexpected HTTP status code (%u)", statusCode);
Azure.IoT Build	19:d4f9e872bf3e	1391	reversePutListBackIn(&(deviceData->eventConfirmations), deviceData->waitingToSend);
Azure.IoT Build	19:d4f9e872bf3e	1392	}
Azure.IoT Build	19:d4f9e872bf3e	1393	}
Azure.IoT Build	19:d4f9e872bf3e	1394	}
Azure.IoT Build	19:d4f9e872bf3e	1395	BUFFER_delete(temp);
Azure.IoT Build	19:d4f9e872bf3e	1396	}
Azure.IoT Build	19:d4f9e872bf3e	1397	STRING_delete(payload);
Azure.IoT Build	19:d4f9e872bf3e	1398	break;
Azure.IoT Build	19:d4f9e872bf3e	1399	}
Azure.IoT Build	19:d4f9e872bf3e	1400	case MAKE_PAYLOAD_FIRST_ITEM_DOES_NOT_FIT:
Azure.IoT Build	19:d4f9e872bf3e	1401	{
Azure.IoT Build	19:d4f9e872bf3e	1402	IoTHubClient_LL_SendComplete(iotHubClientHandle, &(deviceData->eventConfirmations), IOTHUB_CLIENT_CONFIRMATION_ERROR); /takes care of emptying the list too/
Azure.IoT Build	19:d4f9e872bf3e	1403	break;
Azure.IoT Build	19:d4f9e872bf3e	1404	}
Azure.IoT Build	19:d4f9e872bf3e	1405	case MAKE_PAYLOAD_ERROR:
Azure.IoT Build	19:d4f9e872bf3e	1406	{
Azure.IoT Build	19:d4f9e872bf3e	1407	LogError("unrecoverable errors while building a batch message");
Azure.IoT Build	19:d4f9e872bf3e	1408	break;
Azure.IoT Build	19:d4f9e872bf3e	1409	}
Azure.IoT Build	19:d4f9e872bf3e	1410	case MAKE_PAYLOAD_NO_ITEMS:
Azure.IoT Build	19:d4f9e872bf3e	1411	{
Azure.IoT Build	19:d4f9e872bf3e	1412	/do nothing/
Azure.IoT Build	19:d4f9e872bf3e	1413	break;
Azure.IoT Build	19:d4f9e872bf3e	1414	}
Azure.IoT Build	19:d4f9e872bf3e	1415	default:
Azure.IoT Build	19:d4f9e872bf3e	1416	{
Azure.IoT Build	19:d4f9e872bf3e	1417	LogError("internal error: switch's default branch reached when never intended");
Azure.IoT Build	19:d4f9e872bf3e	1418	break;
Azure.IoT Build	19:d4f9e872bf3e	1419	}
Azure.IoT Build	19:d4f9e872bf3e	1420	}
Azure.IoT Build	19:d4f9e872bf3e	1421	}
Azure.IoT Build	19:d4f9e872bf3e	1422	}
Azure.IoT Build	19:d4f9e872bf3e	1423	else
Azure.IoT Build	19:d4f9e872bf3e	1424	{
Azure.IoT Build	19:d4f9e872bf3e	1425	const unsigned char* messageContent=NULL;
Azure.IoT Build	19:d4f9e872bf3e	1426	size_t messageSize=0;
Azure.IoT Build	19:d4f9e872bf3e	1427	size_t originalMessageSize=0;
Azure.IoT Build	19:d4f9e872bf3e	1428	IOTHUB_MESSAGE_LIST* message = containingRecord(deviceData->waitingToSend->Flink, IOTHUB_MESSAGE_LIST, entry);
Azure.IoT Build	19:d4f9e872bf3e	1429	IOTHUBMESSAGE_CONTENT_TYPE contentType = IoTHubMessage_GetContentType(message->messageHandle);
AzureIoTClient	6:73793bae15ba	1430
Azure.IoT Build	19:d4f9e872bf3e	1431	/Codes_SRS_TRANSPORTMULTITHTTP_17_073: [The message size is computed from the length of the payload + 384.]/
Azure.IoT Build	19:d4f9e872bf3e	1432	if (!(
Azure.IoT Build	19:d4f9e872bf3e	1433	(((contentType == IOTHUBMESSAGE_BYTEARRAY) &&
Azure.IoT Build	19:d4f9e872bf3e	1434	(IoTHubMessage_GetByteArray(message->messageHandle, &messageContent, &originalMessageSize)==IOTHUB_MESSAGE_OK)) ? (messageSize= originalMessageSize + MAXIMUM_PAYLOAD_OVERHEAD, 1): 0)
AzureIoTClient	17:7ef88cde801f	1435
Azure.IoT Build	19:d4f9e872bf3e	1436	\|\|
AzureIoTClient	6:73793bae15ba	1437
Azure.IoT Build	19:d4f9e872bf3e	1438	((contentType == IOTHUBMESSAGE_STRING) && (
Azure.IoT Build	19:d4f9e872bf3e	1439	messageContent = (const unsigned char*)IoTHubMessage_GetString(message->messageHandle),
Azure.IoT Build	19:d4f9e872bf3e	1440	(messageSize = MAXIMUM_PAYLOAD_OVERHEAD + (originalMessageSize = ((messageContent == NULL)?0:strlen((const char*)messageContent)))),
Azure.IoT Build	19:d4f9e872bf3e	1441	messageContent!=NULL)
Azure.IoT Build	19:d4f9e872bf3e	1442	)
Azure.IoT Build	19:d4f9e872bf3e	1443	))
Azure.IoT Build	19:d4f9e872bf3e	1444	{
Azure.IoT Build	19:d4f9e872bf3e	1445	LogError("unable to get the message content");
Azure.IoT Build	19:d4f9e872bf3e	1446	/go on.../
Azure.IoT Build	19:d4f9e872bf3e	1447	}
Azure.IoT Build	19:d4f9e872bf3e	1448	else
Azure.IoT Build	19:d4f9e872bf3e	1449	{
Azure.IoT Build	19:d4f9e872bf3e	1450	/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	1451	/Codes_SRS_TRANSPORTMULTITHTTP_17_072: [The message size shall be limited to 255KB -1 bytes.] /
Azure.IoT Build	19:d4f9e872bf3e	1452	if (messageSize > MAXIMUM_MESSAGE_SIZE)
Azure.IoT Build	19:d4f9e872bf3e	1453	{
Azure.IoT Build	19:d4f9e872bf3e	1454	PDLIST_ENTRY head = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1455	DList_InsertTailList(&(deviceData->eventConfirmations), head);
Azure.IoT Build	19:d4f9e872bf3e	1456	IoTHubClient_LL_SendComplete(iotHubClientHandle, &(deviceData->eventConfirmations), IOTHUB_CLIENT_CONFIRMATION_ERROR); /takes care of emptying the list too/
Azure.IoT Build	19:d4f9e872bf3e	1457	}
Azure.IoT Build	19:d4f9e872bf3e	1458	else
Azure.IoT Build	19:d4f9e872bf3e	1459	{
Azure.IoT Build	19:d4f9e872bf3e	1460	/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	1461	/Codes_SRS_TRANSPORTMULTITHTTP_17_076: [A clone of the event HTTP request headers shall be created.]/
Azure.IoT Build	19:d4f9e872bf3e	1462	HTTP_HEADERS_HANDLE clonedEventHTTPrequestHeaders = HTTPHeaders_Clone(deviceData->eventHTTPrequestHeaders);
Azure.IoT Build	19:d4f9e872bf3e	1463	if (clonedEventHTTPrequestHeaders == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1464	{
Azure.IoT Build	19:d4f9e872bf3e	1465	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1466	LogError("HTTPHeaders_Clone failed");
Azure.IoT Build	19:d4f9e872bf3e	1467	}
Azure.IoT Build	19:d4f9e872bf3e	1468	else
Azure.IoT Build	19:d4f9e872bf3e	1469	{
Azure.IoT Build	19:d4f9e872bf3e	1470	/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	1471	if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, CONTENT_TYPE, APPLICATION_OCTET_STREAM) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1472	{
Azure.IoT Build	19:d4f9e872bf3e	1473	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1474	LogError("HTTPHeaders_ReplaceHeaderNameValuePair failed");
Azure.IoT Build	19:d4f9e872bf3e	1475	}
Azure.IoT Build	19:d4f9e872bf3e	1476	else
Azure.IoT Build	19:d4f9e872bf3e	1477	{
Azure.IoT Build	19:d4f9e872bf3e	1478	/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	1479	MAP_HANDLE map = IoTHubMessage_Properties(message->messageHandle);
Azure.IoT Build	19:d4f9e872bf3e	1480	const charconst keys;
Azure.IoT Build	19:d4f9e872bf3e	1481	const charconst values;
Azure.IoT Build	19:d4f9e872bf3e	1482	size_t count;
Azure.IoT Build	19:d4f9e872bf3e	1483	if (Map_GetInternals(map, &keys, &values, &count) != MAP_OK)
Azure.IoT Build	19:d4f9e872bf3e	1484	{
Azure.IoT Build	19:d4f9e872bf3e	1485	/Codes_SRS_TRANSPORTMULTITHTTP_17_078: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1486	LogError("unable to Map_GetInternals");
Azure.IoT Build	19:d4f9e872bf3e	1487	}
Azure.IoT Build	19:d4f9e872bf3e	1488	else
Azure.IoT Build	19:d4f9e872bf3e	1489	{
Azure.IoT Build	19:d4f9e872bf3e	1490	size_t i;
Azure.IoT Build	19:d4f9e872bf3e	1491	bool goOn = true;
Azure.IoT Build	19:d4f9e872bf3e	1492	const char* msgId;
Azure.IoT Build	19:d4f9e872bf3e	1493	const char* corrId;
AzureIoTClient	17:7ef88cde801f	1494
Azure.IoT Build	19:d4f9e872bf3e	1495	for (i = 0; (i < count) && goOn; i++)
Azure.IoT Build	19:d4f9e872bf3e	1496	{
Azure.IoT Build	19:d4f9e872bf3e	1497	/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	1498	messageSize += (strlen(values[i]) + strlen(keys[i]) + MAXIMUM_PROPERTY_OVERHEAD);
Azure.IoT Build	19:d4f9e872bf3e	1499	if (messageSize > MAXIMUM_MESSAGE_SIZE)
Azure.IoT Build	19:d4f9e872bf3e	1500	{
Azure.IoT Build	19:d4f9e872bf3e	1501	/Codes_SRS_TRANSPORTMULTITHTTP_17_072: [The message size shall be limited to 255KB -1 bytes.] /
Azure.IoT Build	19:d4f9e872bf3e	1502	PDLIST_ENTRY head = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1503	DList_InsertTailList(&(deviceData->eventConfirmations), head);
Azure.IoT Build	19:d4f9e872bf3e	1504	IoTHubClient_LL_SendComplete(iotHubClientHandle, &(deviceData->eventConfirmations), IOTHUB_CLIENT_CONFIRMATION_ERROR); /takes care of emptying the list too/
Azure.IoT Build	19:d4f9e872bf3e	1505	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1506	}
Azure.IoT Build	19:d4f9e872bf3e	1507	else
Azure.IoT Build	19:d4f9e872bf3e	1508	{
Azure.IoT Build	19:d4f9e872bf3e	1509	STRING_HANDLE temp = STRING_construct(IOTHUB_APP_PREFIX);
Azure.IoT Build	19:d4f9e872bf3e	1510	if (temp == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1511	{
Azure.IoT Build	19:d4f9e872bf3e	1512	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1513	LogError("unable to STRING_construct");
Azure.IoT Build	19:d4f9e872bf3e	1514	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1515	}
Azure.IoT Build	19:d4f9e872bf3e	1516	else
Azure.IoT Build	19:d4f9e872bf3e	1517	{
Azure.IoT Build	19:d4f9e872bf3e	1518	if (STRING_concat(temp, keys[i]) != 0)
Azure.IoT Build	19:d4f9e872bf3e	1519	{
Azure.IoT Build	19:d4f9e872bf3e	1520	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1521	LogError("unable to STRING_concat");
Azure.IoT Build	19:d4f9e872bf3e	1522	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1523	}
Azure.IoT Build	19:d4f9e872bf3e	1524	else
Azure.IoT Build	19:d4f9e872bf3e	1525	{
Azure.IoT Build	19:d4f9e872bf3e	1526	if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, STRING_c_str(temp), values[i]) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1527	{
Azure.IoT Build	19:d4f9e872bf3e	1528	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1529	LogError("unable to HTTPHeaders_ReplaceHeaderNameValuePair");
Azure.IoT Build	19:d4f9e872bf3e	1530	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1531	}
Azure.IoT Build	19:d4f9e872bf3e	1532	}
Azure.IoT Build	19:d4f9e872bf3e	1533	STRING_delete(temp);
Azure.IoT Build	19:d4f9e872bf3e	1534	}
Azure.IoT Build	19:d4f9e872bf3e	1535	}
Azure.IoT Build	19:d4f9e872bf3e	1536	}
AzureIoTClient	6:73793bae15ba	1537
Azure.IoT Build	19:d4f9e872bf3e	1538	// Add the Message Id and the Correlation Id
Azure.IoT Build	19:d4f9e872bf3e	1539	msgId = IoTHubMessage_GetMessageId(message->messageHandle);
Azure.IoT Build	19:d4f9e872bf3e	1540	if (goOn && msgId != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1541	{
Azure.IoT Build	19:d4f9e872bf3e	1542	if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, IOTHUB_MESSAGE_ID, msgId) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1543	{
Azure.IoT Build	19:d4f9e872bf3e	1544	LogError("unable to HTTPHeaders_ReplaceHeaderNameValuePair");
Azure.IoT Build	19:d4f9e872bf3e	1545	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1546	}
Azure.IoT Build	19:d4f9e872bf3e	1547	}
AzureIoTClient	17:7ef88cde801f	1548
Azure.IoT Build	19:d4f9e872bf3e	1549	corrId = IoTHubMessage_GetCorrelationId(message->messageHandle);
Azure.IoT Build	19:d4f9e872bf3e	1550	if (goOn && corrId != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1551	{
Azure.IoT Build	19:d4f9e872bf3e	1552	if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, IOTHUB_CORRELATION_ID, corrId) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1553	{
Azure.IoT Build	19:d4f9e872bf3e	1554	LogError("unable to HTTPHeaders_ReplaceHeaderNameValuePair");
Azure.IoT Build	19:d4f9e872bf3e	1555	goOn = false;
Azure.IoT Build	19:d4f9e872bf3e	1556	}
Azure.IoT Build	19:d4f9e872bf3e	1557	}
AzureIoTClient	7:48f0f78cd3ef	1558
Azure.IoT Build	19:d4f9e872bf3e	1559	if (!goOn)
Azure.IoT Build	19:d4f9e872bf3e	1560	{
Azure.IoT Build	19:d4f9e872bf3e	1561	/Codes_SRS_TRANSPORTMULTITHTTP_17_079: [If any HTTP header operation fails, _DoWork shall advance to the next action.] /
Azure.IoT Build	19:d4f9e872bf3e	1562	}
Azure.IoT Build	19:d4f9e872bf3e	1563	else
Azure.IoT Build	19:d4f9e872bf3e	1564	{
Azure.IoT Build	19:d4f9e872bf3e	1565	BUFFER_HANDLE toBeSend = BUFFER_new();
Azure.IoT Build	19:d4f9e872bf3e	1566	if (toBeSend == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1567	{
Azure.IoT Build	19:d4f9e872bf3e	1568	LogError("unable to BUFFER_new");
Azure.IoT Build	19:d4f9e872bf3e	1569	}
Azure.IoT Build	19:d4f9e872bf3e	1570	else
Azure.IoT Build	19:d4f9e872bf3e	1571	{
Azure.IoT Build	19:d4f9e872bf3e	1572	if (BUFFER_build(toBeSend, messageContent, originalMessageSize) != 0)
Azure.IoT Build	19:d4f9e872bf3e	1573	{
Azure.IoT Build	19:d4f9e872bf3e	1574	LogError("unable to BUFFER_build");
Azure.IoT Build	19:d4f9e872bf3e	1575	}
Azure.IoT Build	19:d4f9e872bf3e	1576	else
Azure.IoT Build	19:d4f9e872bf3e	1577	{
AzureIoTClient	20:b652f2e4cccf	1578	unsigned int statusCode = 0;
Azure.IoT Build	19:d4f9e872bf3e	1579	HTTPAPIEX_RESULT r;
Azure.IoT Build	19:d4f9e872bf3e	1580	if (deviceData->deviceSasToken != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1581	{
Azure.IoT Build	19:d4f9e872bf3e	1582	/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	1583	if (HTTPHeaders_ReplaceHeaderNameValuePair(clonedEventHTTPrequestHeaders, "Authorization", STRING_c_str(deviceData->deviceSasToken)) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1584	{
Azure.IoT Build	19:d4f9e872bf3e	1585	r = HTTPAPIEX_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	1586	/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	1587	LogError("Unable to replace the old SAS Token.");
Azure.IoT Build	19:d4f9e872bf3e	1588	}
AzureIoTClient	7:48f0f78cd3ef	1589
Azure.IoT Build	19:d4f9e872bf3e	1590	/Codes_SRS_TRANSPORTMULTITHTTP_03_003: [If a deviceSasToken exists, IoTHubTransportHttp_DoWork shall call HTTPAPIEX_ExecuteRequest passing the following parameters] /
Azure.IoT Build	19:d4f9e872bf3e	1591	else if ((r = HTTPAPIEX_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1592	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	1593	HTTPAPI_REQUEST_POST,
Azure.IoT Build	19:d4f9e872bf3e	1594	STRING_c_str(deviceData->eventHTTPrelativePath),
Azure.IoT Build	19:d4f9e872bf3e	1595	clonedEventHTTPrequestHeaders,
Azure.IoT Build	19:d4f9e872bf3e	1596	toBeSend,
Azure.IoT Build	19:d4f9e872bf3e	1597	&statusCode,
Azure.IoT Build	19:d4f9e872bf3e	1598	NULL,
Azure.IoT Build	19:d4f9e872bf3e	1599	NULL
Azure.IoT Build	19:d4f9e872bf3e	1600	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1601	{
Azure.IoT Build	19:d4f9e872bf3e	1602	LogError("Unable to HTTPAPIEX_ExecuteRequest.");
Azure.IoT Build	19:d4f9e872bf3e	1603	}
Azure.IoT Build	19:d4f9e872bf3e	1604	}
Azure.IoT Build	19:d4f9e872bf3e	1605	else
Azure.IoT Build	19:d4f9e872bf3e	1606	{
Azure.IoT Build	19:d4f9e872bf3e	1607	/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	1608	if ((r = HTTPAPIEX_SAS_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1609	deviceData->sasObject,
Azure.IoT Build	19:d4f9e872bf3e	1610	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	1611	HTTPAPI_REQUEST_POST,
Azure.IoT Build	19:d4f9e872bf3e	1612	STRING_c_str(deviceData->eventHTTPrelativePath),
Azure.IoT Build	19:d4f9e872bf3e	1613	clonedEventHTTPrequestHeaders,
Azure.IoT Build	19:d4f9e872bf3e	1614	toBeSend,
Azure.IoT Build	19:d4f9e872bf3e	1615	&statusCode,
Azure.IoT Build	19:d4f9e872bf3e	1616	NULL,
Azure.IoT Build	19:d4f9e872bf3e	1617	NULL
Azure.IoT Build	19:d4f9e872bf3e	1618	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1619	{
Azure.IoT Build	19:d4f9e872bf3e	1620	LogError("unable to HTTPAPIEX_SAS_ExecuteRequest");
Azure.IoT Build	19:d4f9e872bf3e	1621	}
Azure.IoT Build	19:d4f9e872bf3e	1622	}
Azure.IoT Build	19:d4f9e872bf3e	1623	if (r == HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1624	{
Azure.IoT Build	19:d4f9e872bf3e	1625	if (statusCode < 300)
Azure.IoT Build	19:d4f9e872bf3e	1626	{
Azure.IoT Build	19:d4f9e872bf3e	1627	/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	1628	PDLIST_ENTRY justSent = DList_RemoveHeadList(deviceData->waitingToSend); /actually this is the same as "actual", but now it is removed/
Azure.IoT Build	19:d4f9e872bf3e	1629	DList_InsertTailList(&(deviceData->eventConfirmations), justSent);
Azure.IoT Build	19:d4f9e872bf3e	1630	IoTHubClient_LL_SendComplete(iotHubClientHandle, &(deviceData->eventConfirmations), IOTHUB_CLIENT_CONFIRMATION_OK); /takes care of emptying the list too/
Azure.IoT Build	19:d4f9e872bf3e	1631	}
Azure.IoT Build	19:d4f9e872bf3e	1632	else
Azure.IoT Build	19:d4f9e872bf3e	1633	{
Azure.IoT Build	19:d4f9e872bf3e	1634	/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	1635	LogError("unexpected HTTP status code (%u)", statusCode);
Azure.IoT Build	19:d4f9e872bf3e	1636	}
Azure.IoT Build	19:d4f9e872bf3e	1637	}
Azure.IoT Build	19:d4f9e872bf3e	1638	}
Azure.IoT Build	19:d4f9e872bf3e	1639	BUFFER_delete(toBeSend);
Azure.IoT Build	19:d4f9e872bf3e	1640	}
Azure.IoT Build	19:d4f9e872bf3e	1641	}
Azure.IoT Build	19:d4f9e872bf3e	1642	}
Azure.IoT Build	19:d4f9e872bf3e	1643	}
Azure.IoT Build	19:d4f9e872bf3e	1644	HTTPHeaders_Free(clonedEventHTTPrequestHeaders);
Azure.IoT Build	19:d4f9e872bf3e	1645	}
Azure.IoT Build	19:d4f9e872bf3e	1646	}
Azure.IoT Build	19:d4f9e872bf3e	1647	}
Azure.IoT Build	19:d4f9e872bf3e	1648	}
Azure.IoT Build	19:d4f9e872bf3e	1649	}
AzureIoTClient	6:73793bae15ba	1650	}
AzureIoTClient	6:73793bae15ba	1651
AzureIoTClient	6:73793bae15ba	1652	#define ACTION_VALUES \
AzureIoTClient	6:73793bae15ba	1653	ABANDON, \
AzureIoTClient	6:73793bae15ba	1654	REJECT, \
AzureIoTClient	6:73793bae15ba	1655	ACCEPT
AzureIoTClient	6:73793bae15ba	1656	DEFINE_ENUM(ACTION, ACTION_VALUES);
AzureIoTClient	6:73793bae15ba	1657
Azure.IoT Build	13:848d52f93daf	1658	static void abandonOrAcceptMessage(HTTPTRANSPORT_HANDLE_DATA* handleData, HTTPTRANSPORT_PERDEVICE_DATA* deviceData, const char* ETag, ACTION action)
AzureIoTClient	6:73793bae15ba	1659	{
Azure.IoT Build	19:d4f9e872bf3e	1660	/*Codes_SRS_TRANSPORTMULTITHTTP_17_097: [_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest with the following parameters:
Azure.IoT Build	19:d4f9e872bf3e	1661	-requestType: POST
AzureIoTClient	25:3a68a581d3f9	1662	-relativePath: abandon relative path begin (as created by _Create) + value of ETag + "/abandon?api-version=2016-11-14"
Azure.IoT Build	19:d4f9e872bf3e	1663	- requestHttpHeadersHandle: an HTTP headers instance containing the following
Azure.IoT Build	19:d4f9e872bf3e	1664	Authorization: " "
Azure.IoT Build	19:d4f9e872bf3e	1665	If-Match: value of ETag
Azure.IoT Build	19:d4f9e872bf3e	1666	- requestContent: NULL
Azure.IoT Build	19:d4f9e872bf3e	1667	- statusCode: a pointer to unsigned int which might be examined for logging
Azure.IoT Build	19:d4f9e872bf3e	1668	- responseHeadearsHandle: NULL
Azure.IoT Build	19:d4f9e872bf3e	1669	- responseContent: NULL]*/
Azure.IoT Build	19:d4f9e872bf3e	1670	/*Codes_SRS_TRANSPORTMULTITHTTP_17_099: [_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest with the following parameters:
Azure.IoT Build	19:d4f9e872bf3e	1671	-requestType: DELETE
AzureIoTClient	25:3a68a581d3f9	1672	-relativePath: abandon relative path begin + value of ETag + "?api-version=2016-11-14"
Azure.IoT Build	19:d4f9e872bf3e	1673	- requestHttpHeadersHandle: an HTTP headers instance containing the following
Azure.IoT Build	19:d4f9e872bf3e	1674	Authorization: " "
Azure.IoT Build	19:d4f9e872bf3e	1675	If-Match: value of ETag
Azure.IoT Build	19:d4f9e872bf3e	1676	- requestContent: NULL
Azure.IoT Build	19:d4f9e872bf3e	1677	- statusCode: a pointer to unsigned int which might be used by logging
Azure.IoT Build	19:d4f9e872bf3e	1678	- responseHeadearsHandle: NULL
Azure.IoT Build	19:d4f9e872bf3e	1679	- responseContent: NULL]*/
Azure.IoT Build	19:d4f9e872bf3e	1680	/*Codes_SRS_TRANSPORTMULTITHTTP_17_101: [_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest with the following parameters:
Azure.IoT Build	19:d4f9e872bf3e	1681	-requestType: DELETE
AzureIoTClient	25:3a68a581d3f9	1682	-relativePath: abandon relative path begin + value of ETag +"?api-version=2016-11-14" + "&reject"
Azure.IoT Build	19:d4f9e872bf3e	1683	- requestHttpHeadersHandle: an HTTP headers instance containing the following
Azure.IoT Build	19:d4f9e872bf3e	1684	Authorization: " "
Azure.IoT Build	19:d4f9e872bf3e	1685	If-Match: value of ETag
Azure.IoT Build	19:d4f9e872bf3e	1686	- requestContent: NULL
Azure.IoT Build	19:d4f9e872bf3e	1687	- statusCode: a pointer to unsigned int which might be used by logging
Azure.IoT Build	19:d4f9e872bf3e	1688	- responseHeadearsHandle: NULL
Azure.IoT Build	19:d4f9e872bf3e	1689	- responseContent: NULL]*/
AzureIoTClient	17:7ef88cde801f	1690
Azure.IoT Build	19:d4f9e872bf3e	1691	STRING_HANDLE fullAbandonRelativePath = STRING_clone(deviceData->abandonHTTPrelativePathBegin);
Azure.IoT Build	19:d4f9e872bf3e	1692	if (fullAbandonRelativePath == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1693	{
Azure.IoT Build	19:d4f9e872bf3e	1694	/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	1695	/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	1696	/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	1697	LogError("unable to STRING_clone");
Azure.IoT Build	19:d4f9e872bf3e	1698	}
Azure.IoT Build	19:d4f9e872bf3e	1699	else
Azure.IoT Build	19:d4f9e872bf3e	1700	{
Azure.IoT Build	19:d4f9e872bf3e	1701	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	1702	if (ETagUnquoted == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1703	{
Azure.IoT Build	19:d4f9e872bf3e	1704	/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	1705	/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	1706	/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	1707	LogError("unable to STRING_construct_n");
Azure.IoT Build	19:d4f9e872bf3e	1708	}
Azure.IoT Build	19:d4f9e872bf3e	1709	else
Azure.IoT Build	19:d4f9e872bf3e	1710	{
Azure.IoT Build	19:d4f9e872bf3e	1711	if (!(
Azure.IoT Build	19:d4f9e872bf3e	1712	(STRING_concat_with_STRING(fullAbandonRelativePath, ETagUnquoted) == 0) &&
Azure.IoT Build	19:d4f9e872bf3e	1713	(STRING_concat(fullAbandonRelativePath, (action == ABANDON) ? "/abandon" API_VERSION : ((action == REJECT) ? API_VERSION "&reject" : API_VERSION)) == 0)
Azure.IoT Build	19:d4f9e872bf3e	1714	))
Azure.IoT Build	19:d4f9e872bf3e	1715	{
Azure.IoT Build	19:d4f9e872bf3e	1716	/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	1717	/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	1718	/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	1719	LogError("unable to STRING_concat");
Azure.IoT Build	19:d4f9e872bf3e	1720	}
Azure.IoT Build	19:d4f9e872bf3e	1721	else
Azure.IoT Build	19:d4f9e872bf3e	1722	{
Azure.IoT Build	19:d4f9e872bf3e	1723	HTTP_HEADERS_HANDLE abandonRequestHttpHeaders = HTTPHeaders_Alloc();
Azure.IoT Build	19:d4f9e872bf3e	1724	if (abandonRequestHttpHeaders == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1725	{
Azure.IoT Build	19:d4f9e872bf3e	1726	/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	1727	/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	1728	/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	1729	LogError("unable to HTTPHeaders_Alloc");
Azure.IoT Build	19:d4f9e872bf3e	1730	}
Azure.IoT Build	19:d4f9e872bf3e	1731	else
Azure.IoT Build	19:d4f9e872bf3e	1732	{
Azure.IoT Build	19:d4f9e872bf3e	1733	if (!(
Azure.IoT Build	19:d4f9e872bf3e	1734	(HTTPHeaders_AddHeaderNameValuePair(abandonRequestHttpHeaders, "User-Agent", CLIENT_DEVICE_TYPE_PREFIX CLIENT_DEVICE_BACKSLASH IOTHUB_SDK_VERSION) == HTTP_HEADERS_OK) &&
Azure.IoT Build	19:d4f9e872bf3e	1735	(HTTPHeaders_AddHeaderNameValuePair(abandonRequestHttpHeaders, "Authorization", " ") == HTTP_HEADERS_OK) &&
Azure.IoT Build	19:d4f9e872bf3e	1736	(HTTPHeaders_AddHeaderNameValuePair(abandonRequestHttpHeaders, "If-Match", ETag) == HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1737	))
Azure.IoT Build	19:d4f9e872bf3e	1738	{
Azure.IoT Build	19:d4f9e872bf3e	1739	/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	1740	/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	1741	/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	1742	LogError("unable to HTTPHeaders_AddHeaderNameValuePair");
Azure.IoT Build	19:d4f9e872bf3e	1743	}
Azure.IoT Build	19:d4f9e872bf3e	1744	else
Azure.IoT Build	19:d4f9e872bf3e	1745	{
AzureIoTClient	20:b652f2e4cccf	1746	unsigned int statusCode = 0;
Azure.IoT Build	19:d4f9e872bf3e	1747	HTTPAPIEX_RESULT r;
Azure.IoT Build	19:d4f9e872bf3e	1748	if (deviceData->deviceSasToken != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1749	{
Azure.IoT Build	19:d4f9e872bf3e	1750	/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	1751	if (HTTPHeaders_ReplaceHeaderNameValuePair(abandonRequestHttpHeaders, "Authorization", STRING_c_str(deviceData->deviceSasToken)) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1752	{
Azure.IoT Build	19:d4f9e872bf3e	1753	r = HTTPAPIEX_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	1754	/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	1755	LogError("Unable to replace the old SAS Token.");
Azure.IoT Build	19:d4f9e872bf3e	1756	}
Azure.IoT Build	19:d4f9e872bf3e	1757	else if ((r = HTTPAPIEX_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1758	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	1759	(action == ABANDON) ? HTTPAPI_REQUEST_POST : HTTPAPI_REQUEST_DELETE, /-requestType: POST /
AzureIoTClient	25:3a68a581d3f9	1760	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	1761	abandonRequestHttpHeaders, /- requestHttpHeadersHandle: an HTTP headers instance containing the following /
Azure.IoT Build	19:d4f9e872bf3e	1762	NULL, /- requestContent: NULL /
Azure.IoT Build	19:d4f9e872bf3e	1763	&statusCode, /- statusCode: a pointer to unsigned int which might be examined for logging /
Azure.IoT Build	19:d4f9e872bf3e	1764	NULL, /- responseHeadearsHandle: NULL /
Azure.IoT Build	19:d4f9e872bf3e	1765	NULL /- responseContent: NULL] /
Azure.IoT Build	19:d4f9e872bf3e	1766	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1767	{
Azure.IoT Build	19:d4f9e872bf3e	1768	/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	1769	/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	1770	/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	1771	LogError("Unable to HTTPAPIEX_ExecuteRequest.");
Azure.IoT Build	19:d4f9e872bf3e	1772	}
Azure.IoT Build	19:d4f9e872bf3e	1773	}
Azure.IoT Build	19:d4f9e872bf3e	1774	else if ((r = HTTPAPIEX_SAS_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1775	deviceData->sasObject,
Azure.IoT Build	19:d4f9e872bf3e	1776	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	1777	(action == ABANDON) ? HTTPAPI_REQUEST_POST : HTTPAPI_REQUEST_DELETE, /-requestType: POST /
AzureIoTClient	25:3a68a581d3f9	1778	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	1779	abandonRequestHttpHeaders, /- requestHttpHeadersHandle: an HTTP headers instance containing the following /
Azure.IoT Build	19:d4f9e872bf3e	1780	NULL, /- requestContent: NULL /
Azure.IoT Build	19:d4f9e872bf3e	1781	&statusCode, /- statusCode: a pointer to unsigned int which might be examined for logging /
Azure.IoT Build	19:d4f9e872bf3e	1782	NULL, /- responseHeadearsHandle: NULL /
Azure.IoT Build	19:d4f9e872bf3e	1783	NULL /- responseContent: NULL] /
Azure.IoT Build	19:d4f9e872bf3e	1784	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1785	{
Azure.IoT Build	19:d4f9e872bf3e	1786	/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	1787	/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	1788	/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	1789	LogError("unable to HTTPAPIEX_SAS_ExecuteRequest");
Azure.IoT Build	19:d4f9e872bf3e	1790	}
Azure.IoT Build	19:d4f9e872bf3e	1791	if (r == HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1792	{
Azure.IoT Build	19:d4f9e872bf3e	1793	if (statusCode != 204)
Azure.IoT Build	19:d4f9e872bf3e	1794	{
Azure.IoT Build	19:d4f9e872bf3e	1795	/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	1796	/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	1797	/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	1798	LogError("unexpected status code returned %u (was expecting 204)", statusCode);
Azure.IoT Build	19:d4f9e872bf3e	1799	}
Azure.IoT Build	19:d4f9e872bf3e	1800	else
Azure.IoT Build	19:d4f9e872bf3e	1801	{
Azure.IoT Build	19:d4f9e872bf3e	1802	/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	1803	/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	1804	/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	1805	/all is fine/
Azure.IoT Build	19:d4f9e872bf3e	1806	}
Azure.IoT Build	19:d4f9e872bf3e	1807	}
Azure.IoT Build	19:d4f9e872bf3e	1808	}
Azure.IoT Build	19:d4f9e872bf3e	1809	HTTPHeaders_Free(abandonRequestHttpHeaders);
Azure.IoT Build	19:d4f9e872bf3e	1810	}
Azure.IoT Build	19:d4f9e872bf3e	1811	}
Azure.IoT Build	19:d4f9e872bf3e	1812	STRING_delete(ETagUnquoted);
Azure.IoT Build	19:d4f9e872bf3e	1813	}
Azure.IoT Build	19:d4f9e872bf3e	1814	STRING_delete(fullAbandonRelativePath);
Azure.IoT Build	19:d4f9e872bf3e	1815	}
AzureIoTClient	6:73793bae15ba	1816	}
AzureIoTClient	6:73793bae15ba	1817
Azure.IoT Build	13:848d52f93daf	1818	static void DoMessages(HTTPTRANSPORT_HANDLE_DATA* handleData, HTTPTRANSPORT_PERDEVICE_DATA* deviceData, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle)
AzureIoTClient	6:73793bae15ba	1819	{
Azure.IoT Build	19:d4f9e872bf3e	1820	/Codes_SRS_TRANSPORTMULTITHTTP_17_083: [ If device is not subscribed then _DoWork shall advance to the next action. ] /
Azure.IoT Build	19:d4f9e872bf3e	1821	if (deviceData->DoWork_PullMessage)
Azure.IoT Build	19:d4f9e872bf3e	1822	{
Azure.IoT Build	19:d4f9e872bf3e	1823	/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	1824	/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	1825	/Codes_SRS_TRANSPORTMULTITHTTP_17_122: [A GET request that happens earlier than GetMinimumPollingTime shall be ignored.] /
Azure.IoT Build	19:d4f9e872bf3e	1826	time_t timeNow = get_time(NULL);
Azure.IoT Build	19:d4f9e872bf3e	1827	bool isPollingAllowed = deviceData->isFirstPoll \|\| (timeNow == (time_t)(-1)) \|\| (get_difftime(timeNow, deviceData->lastPollTime) > handleData->getMinimumPollingTime);
Azure.IoT Build	19:d4f9e872bf3e	1828	if (isPollingAllowed)
Azure.IoT Build	19:d4f9e872bf3e	1829	{
Azure.IoT Build	19:d4f9e872bf3e	1830	HTTP_HEADERS_HANDLE responseHTTPHeaders = HTTPHeaders_Alloc();
Azure.IoT Build	19:d4f9e872bf3e	1831	if (responseHTTPHeaders == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1832	{
Azure.IoT Build	19:d4f9e872bf3e	1833	/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	1834	LogError("unable to HTTPHeaders_Alloc");
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	BUFFER_HANDLE responseContent = BUFFER_new();
Azure.IoT Build	19:d4f9e872bf3e	1839	if (responseContent == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1840	{
Azure.IoT Build	19:d4f9e872bf3e	1841	/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	1842	LogError("unable to BUFFER_new");
Azure.IoT Build	19:d4f9e872bf3e	1843	}
Azure.IoT Build	19:d4f9e872bf3e	1844	else
Azure.IoT Build	19:d4f9e872bf3e	1845	{
AzureIoTClient	20:b652f2e4cccf	1846	unsigned int statusCode = 0;
Azure.IoT Build	19:d4f9e872bf3e	1847	HTTPAPIEX_RESULT r;
Azure.IoT Build	19:d4f9e872bf3e	1848	if (deviceData->deviceSasToken != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1849	{
Azure.IoT Build	19:d4f9e872bf3e	1850	/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	1851	if (HTTPHeaders_ReplaceHeaderNameValuePair(deviceData->messageHTTPrequestHeaders, "Authorization", STRING_c_str(deviceData->deviceSasToken)) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1852	{
Azure.IoT Build	19:d4f9e872bf3e	1853	r = HTTPAPIEX_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	1854	/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	1855	LogError("Unable to replace the old SAS Token.");
Azure.IoT Build	19:d4f9e872bf3e	1856	}
Azure.IoT Build	19:d4f9e872bf3e	1857	else if ((r = HTTPAPIEX_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1858	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	1859	HTTPAPI_REQUEST_GET, /requestType: GET/
Azure.IoT Build	19:d4f9e872bf3e	1860	STRING_c_str(deviceData->messageHTTPrelativePath), /relativePath: the message HTTP relative path/
Azure.IoT Build	19:d4f9e872bf3e	1861	deviceData->messageHTTPrequestHeaders, /requestHttpHeadersHandle: message HTTP request headers created by _Create/
Azure.IoT Build	19:d4f9e872bf3e	1862	NULL, /requestContent: NULL/
Azure.IoT Build	19:d4f9e872bf3e	1863	&statusCode, /statusCode: a pointer to unsigned int which shall be later examined/
Azure.IoT Build	19:d4f9e872bf3e	1864	responseHTTPHeaders, /responseHeadearsHandle: a new instance of HTTP headers/
Azure.IoT Build	19:d4f9e872bf3e	1865	responseContent /responseContent: a new instance of buffer/
Azure.IoT Build	19:d4f9e872bf3e	1866	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1867	{
Azure.IoT Build	19:d4f9e872bf3e	1868	/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	1869	LogError("Unable to HTTPAPIEX_ExecuteRequest.");
Azure.IoT Build	19:d4f9e872bf3e	1870	}
Azure.IoT Build	19:d4f9e872bf3e	1871	}
AzureIoTClient	17:7ef88cde801f	1872
Azure.IoT Build	19:d4f9e872bf3e	1873	/*Codes_SRS_TRANSPORTMULTITHTTP_17_084: [Otherwise, IoTHubTransportHttp_DoWork shall call HTTPAPIEX_SAS_ExecuteRequest passing the following parameters
Azure.IoT Build	19:d4f9e872bf3e	1874	requestType: GET
Azure.IoT Build	19:d4f9e872bf3e	1875	relativePath: the message HTTP relative path
Azure.IoT Build	19:d4f9e872bf3e	1876	requestHttpHeadersHandle: message HTTP request headers created by _Create
Azure.IoT Build	19:d4f9e872bf3e	1877	requestContent: NULL
Azure.IoT Build	19:d4f9e872bf3e	1878	statusCode: a pointer to unsigned int which shall be later examined
Azure.IoT Build	19:d4f9e872bf3e	1879	responseHeadearsHandle: a new instance of HTTP headers
Azure.IoT Build	19:d4f9e872bf3e	1880	responseContent: a new instance of buffer]
Azure.IoT Build	19:d4f9e872bf3e	1881	*/
Azure.IoT Build	19:d4f9e872bf3e	1882	else if ((r = HTTPAPIEX_SAS_ExecuteRequest(
Azure.IoT Build	19:d4f9e872bf3e	1883	deviceData->sasObject,
Azure.IoT Build	19:d4f9e872bf3e	1884	handleData->httpApiExHandle,
Azure.IoT Build	19:d4f9e872bf3e	1885	HTTPAPI_REQUEST_GET, /requestType: GET/
Azure.IoT Build	19:d4f9e872bf3e	1886	STRING_c_str(deviceData->messageHTTPrelativePath), /relativePath: the message HTTP relative path/
Azure.IoT Build	19:d4f9e872bf3e	1887	deviceData->messageHTTPrequestHeaders, /requestHttpHeadersHandle: message HTTP request headers created by _Create/
Azure.IoT Build	19:d4f9e872bf3e	1888	NULL, /requestContent: NULL/
Azure.IoT Build	19:d4f9e872bf3e	1889	&statusCode, /statusCode: a pointer to unsigned int which shall be later examined/
Azure.IoT Build	19:d4f9e872bf3e	1890	responseHTTPHeaders, /responseHeadearsHandle: a new instance of HTTP headers/
Azure.IoT Build	19:d4f9e872bf3e	1891	responseContent /responseContent: a new instance of buffer/
Azure.IoT Build	19:d4f9e872bf3e	1892	)) != HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1893	{
Azure.IoT Build	19:d4f9e872bf3e	1894	/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	1895	LogError("unable to HTTPAPIEX_SAS_ExecuteRequest");
Azure.IoT Build	19:d4f9e872bf3e	1896	}
Azure.IoT Build	19:d4f9e872bf3e	1897	if (r == HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	1898	{
Azure.IoT Build	19:d4f9e872bf3e	1899	/HTTP dialogue was succesfull/
Azure.IoT Build	19:d4f9e872bf3e	1900	if (timeNow == (time_t)(-1))
Azure.IoT Build	19:d4f9e872bf3e	1901	{
Azure.IoT Build	19:d4f9e872bf3e	1902	deviceData->isFirstPoll = true;
Azure.IoT Build	19:d4f9e872bf3e	1903	}
Azure.IoT Build	19:d4f9e872bf3e	1904	else
Azure.IoT Build	19:d4f9e872bf3e	1905	{
Azure.IoT Build	19:d4f9e872bf3e	1906	deviceData->isFirstPoll = false;
Azure.IoT Build	19:d4f9e872bf3e	1907	deviceData->lastPollTime = timeNow;
Azure.IoT Build	19:d4f9e872bf3e	1908	}
Azure.IoT Build	19:d4f9e872bf3e	1909	if (statusCode == 204)
Azure.IoT Build	19:d4f9e872bf3e	1910	{
Azure.IoT Build	19:d4f9e872bf3e	1911	/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	1912	/this is an expected status code, means "no commands", but logging that creates panic/
AzureIoTClient	6:73793bae15ba	1913
Azure.IoT Build	19:d4f9e872bf3e	1914	/do nothing, advance to next action/
Azure.IoT Build	19:d4f9e872bf3e	1915	}
Azure.IoT Build	19:d4f9e872bf3e	1916	else if (statusCode != 200)
Azure.IoT Build	19:d4f9e872bf3e	1917	{
Azure.IoT Build	19:d4f9e872bf3e	1918	/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	1919	LogError("expected status code was 200, but actually was received %u... moving on", statusCode);
Azure.IoT Build	19:d4f9e872bf3e	1920	}
Azure.IoT Build	19:d4f9e872bf3e	1921	else
Azure.IoT Build	19:d4f9e872bf3e	1922	{
Azure.IoT Build	19:d4f9e872bf3e	1923	/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	1924	const char* etagValue = HTTPHeaders_FindHeaderValue(responseHTTPHeaders, "ETag");
Azure.IoT Build	19:d4f9e872bf3e	1925	if (etagValue == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1926	{
Azure.IoT Build	19:d4f9e872bf3e	1927	LogError("unable to find a received header called \"E-Tag\"");
Azure.IoT Build	19:d4f9e872bf3e	1928	}
Azure.IoT Build	19:d4f9e872bf3e	1929	else
Azure.IoT Build	19:d4f9e872bf3e	1930	{
Azure.IoT Build	19:d4f9e872bf3e	1931	/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	1932	size_t etagsize = strlen(etagValue);
Azure.IoT Build	19:d4f9e872bf3e	1933	if (
Azure.IoT Build	19:d4f9e872bf3e	1934	(etagsize < 2) \|\|
Azure.IoT Build	19:d4f9e872bf3e	1935	(etagValue[0] != '"') \|\|
Azure.IoT Build	19:d4f9e872bf3e	1936	(etagValue[etagsize - 1] != '"')
Azure.IoT Build	19:d4f9e872bf3e	1937	)
Azure.IoT Build	19:d4f9e872bf3e	1938	{
Azure.IoT Build	19:d4f9e872bf3e	1939	LogError("ETag is not a valid quoted string");
Azure.IoT Build	19:d4f9e872bf3e	1940	}
Azure.IoT Build	19:d4f9e872bf3e	1941	else
Azure.IoT Build	19:d4f9e872bf3e	1942	{
Azure.IoT Build	19:d4f9e872bf3e	1943	/Codes_SRS_TRANSPORTMULTITHTTP_17_089: [_DoWork shall assemble an IOTHUBMESSAGE_HANDLE from the received HTTP content (using the responseContent buffer).] /
Azure.IoT Build	19:d4f9e872bf3e	1944	IOTHUB_MESSAGE_HANDLE receivedMessage = IoTHubMessage_CreateFromByteArray(BUFFER_u_char(responseContent), BUFFER_length(responseContent));
Azure.IoT Build	19:d4f9e872bf3e	1945	if (receivedMessage == NULL)
Azure.IoT Build	19:d4f9e872bf3e	1946	{
Azure.IoT Build	19:d4f9e872bf3e	1947	/Codes_SRS_TRANSPORTMULTITHTTP_17_092: [If assembling the message fails in any way, then _DoWork shall "abandon" the message.]/
Azure.IoT Build	19:d4f9e872bf3e	1948	LogError("unable to IoTHubMessage_CreateFromByteArray, trying to abandon the message... ");
Azure.IoT Build	19:d4f9e872bf3e	1949	abandonOrAcceptMessage(handleData, deviceData, etagValue, ABANDON);
Azure.IoT Build	19:d4f9e872bf3e	1950	}
Azure.IoT Build	19:d4f9e872bf3e	1951	else
Azure.IoT Build	19:d4f9e872bf3e	1952	{
Azure.IoT Build	19:d4f9e872bf3e	1953	/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	1954	/Codes_SRS_TRANSPORTMULTITHTTP_17_091: [The HTTP header of iothub-messageid shall be set in the MessageId.]/
Azure.IoT Build	19:d4f9e872bf3e	1955	size_t nHeaders;
Azure.IoT Build	19:d4f9e872bf3e	1956	if (HTTPHeaders_GetHeaderCount(responseHTTPHeaders, &nHeaders) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1957	{
Azure.IoT Build	19:d4f9e872bf3e	1958	LogError("unable to get the count of HTTP headers");
Azure.IoT Build	19:d4f9e872bf3e	1959	abandonOrAcceptMessage(handleData, deviceData, etagValue, ABANDON);
Azure.IoT Build	19:d4f9e872bf3e	1960	}
Azure.IoT Build	19:d4f9e872bf3e	1961	else
Azure.IoT Build	19:d4f9e872bf3e	1962	{
Azure.IoT Build	19:d4f9e872bf3e	1963	size_t i;
Azure.IoT Build	19:d4f9e872bf3e	1964	MAP_HANDLE properties = (nHeaders > 0) ? IoTHubMessage_Properties(receivedMessage) : NULL;
Azure.IoT Build	19:d4f9e872bf3e	1965	for (i = 0; i < nHeaders; i++)
Azure.IoT Build	19:d4f9e872bf3e	1966	{
Azure.IoT Build	19:d4f9e872bf3e	1967	char* completeHeader;
Azure.IoT Build	19:d4f9e872bf3e	1968	if (HTTPHeaders_GetHeader(responseHTTPHeaders, i, &completeHeader) != HTTP_HEADERS_OK)
Azure.IoT Build	19:d4f9e872bf3e	1969	{
Azure.IoT Build	19:d4f9e872bf3e	1970	break;
Azure.IoT Build	19:d4f9e872bf3e	1971	}
Azure.IoT Build	19:d4f9e872bf3e	1972	else
Azure.IoT Build	19:d4f9e872bf3e	1973	{
Azure.IoT Build	19:d4f9e872bf3e	1974	if (strncmp(IOTHUB_APP_PREFIX, completeHeader, strlen(IOTHUB_APP_PREFIX)) == 0)
Azure.IoT Build	19:d4f9e872bf3e	1975	{
Azure.IoT Build	19:d4f9e872bf3e	1976	/looks like a property headers/
Azure.IoT Build	19:d4f9e872bf3e	1977	/there's a guaranteed ':' in the completeHeader, by HTTP_HEADERS module/
Azure.IoT Build	19:d4f9e872bf3e	1978	char* whereIsColon = strchr(completeHeader, ':');
Azure.IoT Build	19:d4f9e872bf3e	1979	if (whereIsColon != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1980	{
Azure.IoT Build	19:d4f9e872bf3e	1981	whereIsColon = '\0'; /cut it down*/
Azure.IoT Build	19:d4f9e872bf3e	1982	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	1983	{
Azure.IoT Build	19:d4f9e872bf3e	1984	free(completeHeader);
Azure.IoT Build	19:d4f9e872bf3e	1985	break;
Azure.IoT Build	19:d4f9e872bf3e	1986	}
Azure.IoT Build	19:d4f9e872bf3e	1987	}
Azure.IoT Build	19:d4f9e872bf3e	1988	}
Azure.IoT Build	19:d4f9e872bf3e	1989	else if (strncmp(IOTHUB_MESSAGE_ID, completeHeader, strlen(IOTHUB_MESSAGE_ID)) == 0)
Azure.IoT Build	19:d4f9e872bf3e	1990	{
Azure.IoT Build	19:d4f9e872bf3e	1991	char* whereIsColon = strchr(completeHeader, ':');
Azure.IoT Build	19:d4f9e872bf3e	1992	if (whereIsColon != NULL)
Azure.IoT Build	19:d4f9e872bf3e	1993	{
Azure.IoT Build	19:d4f9e872bf3e	1994	whereIsColon = '\0'; /cut it down*/
Azure.IoT Build	19:d4f9e872bf3e	1995	if (IoTHubMessage_SetMessageId(receivedMessage, whereIsColon + 2) != IOTHUB_MESSAGE_OK)
Azure.IoT Build	19:d4f9e872bf3e	1996	{
Azure.IoT Build	19:d4f9e872bf3e	1997	free(completeHeader);
Azure.IoT Build	19:d4f9e872bf3e	1998	break;
Azure.IoT Build	19:d4f9e872bf3e	1999	}
Azure.IoT Build	19:d4f9e872bf3e	2000	}
Azure.IoT Build	19:d4f9e872bf3e	2001	}
Azure.IoT Build	19:d4f9e872bf3e	2002	else if (strncmp(IOTHUB_CORRELATION_ID, completeHeader, strlen(IOTHUB_CORRELATION_ID)) == 0)
Azure.IoT Build	19:d4f9e872bf3e	2003	{
Azure.IoT Build	19:d4f9e872bf3e	2004	char* whereIsColon = strchr(completeHeader, ':');
Azure.IoT Build	19:d4f9e872bf3e	2005	if (whereIsColon != NULL)
Azure.IoT Build	19:d4f9e872bf3e	2006	{
Azure.IoT Build	19:d4f9e872bf3e	2007	whereIsColon = '\0'; /cut it down*/
Azure.IoT Build	19:d4f9e872bf3e	2008	if (IoTHubMessage_SetCorrelationId(receivedMessage, whereIsColon + 2) != IOTHUB_MESSAGE_OK)
Azure.IoT Build	19:d4f9e872bf3e	2009	{
Azure.IoT Build	19:d4f9e872bf3e	2010	free(completeHeader);
Azure.IoT Build	19:d4f9e872bf3e	2011	break;
Azure.IoT Build	19:d4f9e872bf3e	2012	}
Azure.IoT Build	19:d4f9e872bf3e	2013	}
Azure.IoT Build	19:d4f9e872bf3e	2014	}
Azure.IoT Build	19:d4f9e872bf3e	2015	free(completeHeader);
Azure.IoT Build	19:d4f9e872bf3e	2016	}
Azure.IoT Build	19:d4f9e872bf3e	2017	}
AzureIoTClient	6:73793bae15ba	2018
Azure.IoT Build	19:d4f9e872bf3e	2019	if (i < nHeaders)
Azure.IoT Build	19:d4f9e872bf3e	2020	{
Azure.IoT Build	19:d4f9e872bf3e	2021	abandonOrAcceptMessage(handleData, deviceData, etagValue, ABANDON);
Azure.IoT Build	19:d4f9e872bf3e	2022	}
Azure.IoT Build	19:d4f9e872bf3e	2023	else
Azure.IoT Build	19:d4f9e872bf3e	2024	{
Azure.IoT Build	19:d4f9e872bf3e	2025	/Codes_SRS_TRANSPORTMULTITHTTP_17_093: [Otherwise, _DoWork shall call IoTHubClient_LL_MessageCallback with parameters handle = iotHubClientHandle and message = newly created message.]/
Azure.IoT Build	19:d4f9e872bf3e	2026	IOTHUBMESSAGE_DISPOSITION_RESULT messageResult = IoTHubClient_LL_MessageCallback(iotHubClientHandle, receivedMessage);
Azure.IoT Build	19:d4f9e872bf3e	2027	if (messageResult == IOTHUBMESSAGE_ACCEPTED)
Azure.IoT Build	19:d4f9e872bf3e	2028	{
Azure.IoT Build	19:d4f9e872bf3e	2029	/Codes_SRS_TRANSPORTMULTITHTTP_17_094: [If IoTHubClient_LL_MessageCallback returns IOTHUBMESSAGE_ACCEPTED then _DoWork shall "accept" the message.]/
Azure.IoT Build	19:d4f9e872bf3e	2030	abandonOrAcceptMessage(handleData, deviceData, etagValue, ACCEPT);
Azure.IoT Build	19:d4f9e872bf3e	2031	}
Azure.IoT Build	19:d4f9e872bf3e	2032	else if (messageResult == IOTHUBMESSAGE_REJECTED)
Azure.IoT Build	19:d4f9e872bf3e	2033	{
Azure.IoT Build	19:d4f9e872bf3e	2034	/Codes_SRS_TRANSPORTMULTITHTTP_17_095: [If IoTHubClient_LL_MessageCallback returns IOTHUBMESSAGE_REJECTED then _DoWork shall "reject" the message.]/
Azure.IoT Build	19:d4f9e872bf3e	2035	abandonOrAcceptMessage(handleData, deviceData, etagValue, REJECT);
Azure.IoT Build	19:d4f9e872bf3e	2036	}
Azure.IoT Build	19:d4f9e872bf3e	2037	else
Azure.IoT Build	19:d4f9e872bf3e	2038	{
Azure.IoT Build	19:d4f9e872bf3e	2039	/Codes_SRS_TRANSPORTMULTITHTTP_17_096: [If IoTHubClient_LL_MessageCallback returns IOTHUBMESSAGE_ABANDONED then _DoWork shall "abandon" the message.] /
Azure.IoT Build	19:d4f9e872bf3e	2040	abandonOrAcceptMessage(handleData, deviceData, etagValue, ABANDON);
Azure.IoT Build	19:d4f9e872bf3e	2041	}
Azure.IoT Build	19:d4f9e872bf3e	2042	}
Azure.IoT Build	19:d4f9e872bf3e	2043	}
Azure.IoT Build	19:d4f9e872bf3e	2044	IoTHubMessage_Destroy(receivedMessage);
Azure.IoT Build	19:d4f9e872bf3e	2045	}
Azure.IoT Build	19:d4f9e872bf3e	2046	}
AzureIoTClient	17:7ef88cde801f	2047
Azure.IoT Build	19:d4f9e872bf3e	2048	}
Azure.IoT Build	19:d4f9e872bf3e	2049	}
Azure.IoT Build	19:d4f9e872bf3e	2050	}
Azure.IoT Build	19:d4f9e872bf3e	2051	BUFFER_delete(responseContent);
Azure.IoT Build	19:d4f9e872bf3e	2052	}
Azure.IoT Build	19:d4f9e872bf3e	2053	HTTPHeaders_Free(responseHTTPHeaders);
Azure.IoT Build	19:d4f9e872bf3e	2054	}
Azure.IoT Build	19:d4f9e872bf3e	2055	}
Azure.IoT Build	19:d4f9e872bf3e	2056	else
Azure.IoT Build	19:d4f9e872bf3e	2057	{
Azure.IoT Build	19:d4f9e872bf3e	2058	/isPollingAllowed is false... /
Azure.IoT Build	19:d4f9e872bf3e	2059	/do nothing "shall be ignored/
Azure.IoT Build	19:d4f9e872bf3e	2060	}
Azure.IoT Build	19:d4f9e872bf3e	2061	}
AzureIoTClient	6:73793bae15ba	2062	}
AzureIoTClient	6:73793bae15ba	2063
AzureIoTClient	25:3a68a581d3f9	2064	static IOTHUB_PROCESS_ITEM_RESULT IoTHubTransportHttp_ProcessItem(TRANSPORT_LL_HANDLE handle, IOTHUB_IDENTITY_TYPE item_type, IOTHUB_IDENTITY_INFO* iothub_item)
AzureIoTClient	25:3a68a581d3f9	2065	{
AzureIoTClient	25:3a68a581d3f9	2066	(void)handle;
AzureIoTClient	25:3a68a581d3f9	2067	(void)item_type;
AzureIoTClient	25:3a68a581d3f9	2068	(void)iothub_item;
AzureIoTClient	25:3a68a581d3f9	2069	LogError("Currently Not Supported.");
AzureIoTClient	25:3a68a581d3f9	2070	return IOTHUB_PROCESS_ERROR;
AzureIoTClient	25:3a68a581d3f9	2071	}
AzureIoTClient	25:3a68a581d3f9	2072
AzureIoTClient	18:ab990f6aa61f	2073	static void IoTHubTransportHttp_DoWork(TRANSPORT_LL_HANDLE handle, IOTHUB_CLIENT_LL_HANDLE iotHubClientHandle)
AzureIoTClient	6:73793bae15ba	2074	{
Azure.IoT Build	19:d4f9e872bf3e	2075	/Codes_SRS_TRANSPORTMULTITHTTP_17_049: [ If handle is NULL, then IoTHubTransportHttp_DoWork shall do nothing. ]/
Azure.IoT Build	19:d4f9e872bf3e	2076	/Codes_SRS_TRANSPORTMULTITHTTP_17_140: [ If iotHubClientHandle is NULL, then IoTHubTransportHttp_DoWork shall do nothing. ]/
Azure.IoT Build	13:848d52f93daf	2077
Azure.IoT Build	19:d4f9e872bf3e	2078	(void)iotHubClientHandle; // use the perDevice handle.
Azure.IoT Build	19:d4f9e872bf3e	2079	if (handle != NULL)
Azure.IoT Build	19:d4f9e872bf3e	2080	{
Azure.IoT Build	19:d4f9e872bf3e	2081	HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
Azure.IoT Build	19:d4f9e872bf3e	2082	IOTHUB_DEVICE_HANDLE* listItem;
Azure.IoT Build	19:d4f9e872bf3e	2083	size_t deviceListSize = VECTOR_size(handleData->perDeviceList);
Azure.IoT Build	19:d4f9e872bf3e	2084	/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	2085	/Codes_SRS_TRANSPORTMULTITHTTP_17_050: [ IoTHubTransportHttp_DoWork shall call loop through the device list. ] /
Azure.IoT Build	19:d4f9e872bf3e	2086	/Codes_SRS_TRANSPORTMULTITHTTP_17_051: [ IF the list is empty, then IoTHubTransportHttp_DoWork shall do nothing. ]/
Azure.IoT Build	19:d4f9e872bf3e	2087	for (size_t i = 0; i < deviceListSize; i++)
Azure.IoT Build	19:d4f9e872bf3e	2088	{
AzureIoTClient	22:e0add922c564	2089	listItem = (IOTHUB_DEVICE_HANDLE *) VECTOR_element(handleData->perDeviceList, i);
AzureIoTClient	22:e0add922c564	2090	HTTPTRANSPORT_PERDEVICE_DATA* perDeviceItem = (HTTPTRANSPORT_PERDEVICE_DATA*)(listItem);
Azure.IoT Build	19:d4f9e872bf3e	2091	DoEvent(handleData, perDeviceItem, perDeviceItem->iotHubClientHandle);
Azure.IoT Build	19:d4f9e872bf3e	2092	DoMessages(handleData, perDeviceItem, perDeviceItem->iotHubClientHandle);
Azure.IoT Build	13:848d52f93daf	2093
Azure.IoT Build	19:d4f9e872bf3e	2094	}
Azure.IoT Build	19:d4f9e872bf3e	2095	}
Azure.IoT Build	19:d4f9e872bf3e	2096	else
Azure.IoT Build	19:d4f9e872bf3e	2097	{
Azure.IoT Build	19:d4f9e872bf3e	2098	LogError("Invalid Argument NULL call on DoWork.");
Azure.IoT Build	19:d4f9e872bf3e	2099	}
AzureIoTClient	6:73793bae15ba	2100	}
AzureIoTClient	6:73793bae15ba	2101
AzureIoTClient	18:ab990f6aa61f	2102	static IOTHUB_CLIENT_RESULT IoTHubTransportHttp_GetSendStatus(IOTHUB_DEVICE_HANDLE handle, IOTHUB_CLIENT_STATUS *iotHubClientStatus)
AzureIoTClient	6:73793bae15ba	2103	{
Azure.IoT Build	19:d4f9e872bf3e	2104	IOTHUB_CLIENT_RESULT result;
AzureIoTClient	6:73793bae15ba	2105
Azure.IoT Build	19:d4f9e872bf3e	2106	if (handle == NULL)
Azure.IoT Build	19:d4f9e872bf3e	2107	{
Azure.IoT Build	19:d4f9e872bf3e	2108	/Codes_SRS_TRANSPORTMULTITHTTP_17_111: [ IoTHubTransportHttp_GetSendStatus shall return IOTHUB_CLIENT_INVALID_ARG if called with NULL parameter. ]/
Azure.IoT Build	19:d4f9e872bf3e	2109	result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build	19:d4f9e872bf3e	2110	LogError("Invalid handle to IoTHubClient HTTP transport instance.");
Azure.IoT Build	19:d4f9e872bf3e	2111	}
Azure.IoT Build	19:d4f9e872bf3e	2112	else if (iotHubClientStatus == NULL)
Azure.IoT Build	19:d4f9e872bf3e	2113	{
Azure.IoT Build	19:d4f9e872bf3e	2114	result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build	19:d4f9e872bf3e	2115	LogError("Invalid pointer to output parameter IOTHUB_CLIENT_STATUS.");
Azure.IoT Build	19:d4f9e872bf3e	2116	}
Azure.IoT Build	19:d4f9e872bf3e	2117	else
Azure.IoT Build	19:d4f9e872bf3e	2118	{
Azure.IoT Build	19:d4f9e872bf3e	2119	/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	2120	IOTHUB_DEVICE_HANDLE* listItem = get_perDeviceDataItem(handle);
Azure.IoT Build	19:d4f9e872bf3e	2121	if (listItem == NULL)
Azure.IoT Build	19:d4f9e872bf3e	2122	{
Azure.IoT Build	19:d4f9e872bf3e	2123	/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	2124	result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build	19:d4f9e872bf3e	2125	LogError("Device not found in transport list.");
Azure.IoT Build	19:d4f9e872bf3e	2126	}
Azure.IoT Build	19:d4f9e872bf3e	2127	else
Azure.IoT Build	19:d4f9e872bf3e	2128	{
Azure.IoT Build	19:d4f9e872bf3e	2129	HTTPTRANSPORT_PERDEVICE_DATA* deviceData = (HTTPTRANSPORT_PERDEVICE_DATA)(listItem);
Azure.IoT Build	19:d4f9e872bf3e	2130	/* 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	2131	if (!DList_IsListEmpty(deviceData->waitingToSend))
Azure.IoT Build	19:d4f9e872bf3e	2132	{
Azure.IoT Build	19:d4f9e872bf3e	2133	*iotHubClientStatus = IOTHUB_CLIENT_SEND_STATUS_BUSY;
Azure.IoT Build	19:d4f9e872bf3e	2134	}
Azure.IoT Build	19:d4f9e872bf3e	2135	/* 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	2136	else
Azure.IoT Build	19:d4f9e872bf3e	2137	{
Azure.IoT Build	19:d4f9e872bf3e	2138	*iotHubClientStatus = IOTHUB_CLIENT_SEND_STATUS_IDLE;
Azure.IoT Build	19:d4f9e872bf3e	2139	}
Azure.IoT Build	19:d4f9e872bf3e	2140	result = IOTHUB_CLIENT_OK;
Azure.IoT Build	19:d4f9e872bf3e	2141	}
Azure.IoT Build	19:d4f9e872bf3e	2142	}
AzureIoTClient	6:73793bae15ba	2143
Azure.IoT Build	19:d4f9e872bf3e	2144	return result;
AzureIoTClient	6:73793bae15ba	2145	}
AzureIoTClient	6:73793bae15ba	2146
AzureIoTClient	18:ab990f6aa61f	2147	static IOTHUB_CLIENT_RESULT IoTHubTransportHttp_SetOption(TRANSPORT_LL_HANDLE handle, const char* option, const void* value)
AzureIoTClient	6:73793bae15ba	2148	{
Azure.IoT Build	19:d4f9e872bf3e	2149	IOTHUB_CLIENT_RESULT result;
Azure.IoT Build	19:d4f9e872bf3e	2150	/Codes_SRS_TRANSPORTMULTITHTTP_17_114: [If handle parameter is NULL then IoTHubTransportHttp_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.] /
Azure.IoT Build	19:d4f9e872bf3e	2151	/Codes_SRS_TRANSPORTMULTITHTTP_17_115: [If option parameter is NULL then IoTHubTransportHttp_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.] /
Azure.IoT Build	19:d4f9e872bf3e	2152	/Codes_SRS_TRANSPORTMULTITHTTP_17_116: [If value parameter is NULL then IoTHubTransportHttp_SetOption shall return IOTHUB_CLIENT_INVALID_ARG.] /
Azure.IoT Build	19:d4f9e872bf3e	2153	if (
Azure.IoT Build	19:d4f9e872bf3e	2154	(handle == NULL) \|\|
Azure.IoT Build	19:d4f9e872bf3e	2155	(option == NULL) \|\|
Azure.IoT Build	19:d4f9e872bf3e	2156	(value == NULL)
Azure.IoT Build	19:d4f9e872bf3e	2157	)
Azure.IoT Build	19:d4f9e872bf3e	2158	{
Azure.IoT Build	19:d4f9e872bf3e	2159	result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build	19:d4f9e872bf3e	2160	LogError("invalid parameter (NULL) passed to IoTHubTransportHttp_SetOption");
Azure.IoT Build	19:d4f9e872bf3e	2161	}
Azure.IoT Build	19:d4f9e872bf3e	2162	else
Azure.IoT Build	19:d4f9e872bf3e	2163	{
Azure.IoT Build	19:d4f9e872bf3e	2164	HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
Azure.IoT Build	19:d4f9e872bf3e	2165	/Codes_SRS_TRANSPORTMULTITHTTP_17_120: ["Batching"] /
AzureIoTClient	22:e0add922c564	2166	if (strcmp(OPTION_BATCHING, option) == 0)
Azure.IoT Build	19:d4f9e872bf3e	2167	{
Azure.IoT Build	19:d4f9e872bf3e	2168	/Codes_SRS_TRANSPORTMULTITHTTP_17_117: [If optionName is an option handled by IoTHubTransportHttp then it shall be set.] /
Azure.IoT Build	19:d4f9e872bf3e	2169	handleData->doBatchedTransfers = (bool)value;
Azure.IoT Build	19:d4f9e872bf3e	2170	result = IOTHUB_CLIENT_OK;
Azure.IoT Build	19:d4f9e872bf3e	2171	}
Azure.IoT Build	19:d4f9e872bf3e	2172	/Codes_SRS_TRANSPORTMULTITHTTP_17_121: ["MinimumPollingTime"] /
AzureIoTClient	22:e0add922c564	2173	else if (strcmp(OPTION_MIN_POLLING_TIME, option) == 0)
Azure.IoT Build	19:d4f9e872bf3e	2174	{
Azure.IoT Build	19:d4f9e872bf3e	2175	handleData->getMinimumPollingTime = (unsigned int)value;
Azure.IoT Build	19:d4f9e872bf3e	2176	result = IOTHUB_CLIENT_OK;
Azure.IoT Build	19:d4f9e872bf3e	2177	}
Azure.IoT Build	19:d4f9e872bf3e	2178	else
Azure.IoT Build	19:d4f9e872bf3e	2179	{
Azure.IoT Build	19:d4f9e872bf3e	2180	/Codes_SRS_TRANSPORTMULTITHTTP_17_126: [ "TrustedCerts"] /
Azure.IoT Build	19:d4f9e872bf3e	2181	/Codes_SRS_TRANSPORTMULTITHTTP_17_127: [ NULL shall be allowed. ]/
Azure.IoT Build	19:d4f9e872bf3e	2182	/Codes_SRS_TRANSPORTMULTITHTTP_17_129: [ This option shall passed down to the lower layer by calling HTTPAPIEX_SetOption. ]/
Azure.IoT Build	19:d4f9e872bf3e	2183	/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	2184	HTTPAPIEX_RESULT HTTPAPIEX_result = HTTPAPIEX_SetOption(handleData->httpApiExHandle, option, value);
Azure.IoT Build	19:d4f9e872bf3e	2185	/Codes_SRS_TRANSPORTMULTITHTTP_17_119: [The following table translates HTTPAPIEX return codes to IOTHUB_CLIENT_RESULT return codes:] /
Azure.IoT Build	19:d4f9e872bf3e	2186	if (HTTPAPIEX_result == HTTPAPIEX_OK)
Azure.IoT Build	19:d4f9e872bf3e	2187	{
Azure.IoT Build	19:d4f9e872bf3e	2188	result = IOTHUB_CLIENT_OK;
Azure.IoT Build	19:d4f9e872bf3e	2189	}
Azure.IoT Build	19:d4f9e872bf3e	2190	else if (HTTPAPIEX_result == HTTPAPIEX_INVALID_ARG)
Azure.IoT Build	19:d4f9e872bf3e	2191	{
Azure.IoT Build	19:d4f9e872bf3e	2192	result = IOTHUB_CLIENT_INVALID_ARG;
Azure.IoT Build	19:d4f9e872bf3e	2193	LogError("HTTPAPIEX_SetOption failed");
Azure.IoT Build	19:d4f9e872bf3e	2194	}
Azure.IoT Build	19:d4f9e872bf3e	2195	else
Azure.IoT Build	19:d4f9e872bf3e	2196	{
Azure.IoT Build	19:d4f9e872bf3e	2197	result = IOTHUB_CLIENT_ERROR;
Azure.IoT Build	19:d4f9e872bf3e	2198	LogError("HTTPAPIEX_SetOption failed");
Azure.IoT Build	19:d4f9e872bf3e	2199	}
Azure.IoT Build	19:d4f9e872bf3e	2200	}
Azure.IoT Build	19:d4f9e872bf3e	2201	}
Azure.IoT Build	19:d4f9e872bf3e	2202	return result;
AzureIoTClient	6:73793bae15ba	2203	}
AzureIoTClient	18:ab990f6aa61f	2204
AzureIoTClient	18:ab990f6aa61f	2205	static STRING_HANDLE IoTHubTransportHttp_GetHostname(TRANSPORT_LL_HANDLE handle)
AzureIoTClient	18:ab990f6aa61f	2206	{
AzureIoTClient	18:ab990f6aa61f	2207	STRING_HANDLE result;
AzureIoTClient	18:ab990f6aa61f	2208	/Codes_SRS_TRANSPORTMULTITHTTP_02_001: [ If handle is NULL then IoTHubTransportHttp_GetHostname shall fail and return NULL. ]/
AzureIoTClient	18:ab990f6aa61f	2209	if (handle == NULL)
AzureIoTClient	18:ab990f6aa61f	2210	{
AzureIoTClient	18:ab990f6aa61f	2211	LogError("invalid parameter handle=%p", handle);
AzureIoTClient	18:ab990f6aa61f	2212	result = NULL;
AzureIoTClient	18:ab990f6aa61f	2213	}
AzureIoTClient	18:ab990f6aa61f	2214	else
AzureIoTClient	18:ab990f6aa61f	2215	{
AzureIoTClient	18:ab990f6aa61f	2216	/Codes_SRS_TRANSPORTMULTITHTTP_02_002: [ Otherwise IoTHubTransportHttp_GetHostname shall return a non-NULL STRING_HANDLE containing the hostname. ]/
AzureIoTClient	18:ab990f6aa61f	2217	HTTPTRANSPORT_HANDLE_DATA* handleData = (HTTPTRANSPORT_HANDLE_DATA*)handle;
AzureIoTClient	18:ab990f6aa61f	2218	result = handleData->hostName;
AzureIoTClient	18:ab990f6aa61f	2219	}
AzureIoTClient	18:ab990f6aa61f	2220	return result;
AzureIoTClient	18:ab990f6aa61f	2221	}
AzureIoTClient	18:ab990f6aa61f	2222
AzureIoTClient	25:3a68a581d3f9	2223	static int IoTHubTransportHttp_SetRetryPolicy(TRANSPORT_LL_HANDLE handle, IOTHUB_CLIENT_RETRY_POLICY retryPolicy, size_t retryTimeoutLimitInSeconds)
AzureIoTClient	25:3a68a581d3f9	2224	{
AzureIoTClient	25:3a68a581d3f9	2225	int result;
AzureIoTClient	25:3a68a581d3f9	2226	(void)handle;
AzureIoTClient	25:3a68a581d3f9	2227	(void)retryPolicy;
AzureIoTClient	25:3a68a581d3f9	2228	(void)retryTimeoutLimitInSeconds;
AzureIoTClient	25:3a68a581d3f9	2229
AzureIoTClient	25:3a68a581d3f9	2230	/* Retry Policy is not currently not available for HTTP */
AzureIoTClient	25:3a68a581d3f9	2231
AzureIoTClient	25:3a68a581d3f9	2232	result = 0;
AzureIoTClient	25:3a68a581d3f9	2233	return result;
AzureIoTClient	25:3a68a581d3f9	2234	}
AzureIoTClient	25:3a68a581d3f9	2235
AzureIoTClient	18:ab990f6aa61f	2236	/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	2237	static TRANSPORT_PROVIDER thisTransportProvider =
AzureIoTClient	18:ab990f6aa61f	2238	{
AzureIoTClient	25:3a68a581d3f9	2239	IoTHubTransportHttp_Subscribe_DeviceMethod, /pfIoTHubTransport_Subscribe_DeviceMethod IoTHubTransport_Subscribe_DeviceMethod;/
AzureIoTClient	25:3a68a581d3f9	2240	IoTHubTransportHttp_Unsubscribe_DeviceMethod, /pfIoTHubTransport_Unsubscribe_DeviceMethod IoTHubTransport_Unsubscribe_DeviceMethod;/
AzureIoTClient	26:aeabbfa5181a	2241	IoTHubTransportHttp_DeviceMethod_Response, /pfIoTHubTransport_DeviceMethod_Response IoTHubTransport_DeviceMethod_Response;/
AzureIoTClient	25:3a68a581d3f9	2242	IoTHubTransportHttp_Subscribe_DeviceTwin, /pfIoTHubTransport_Subscribe_DeviceTwin IoTHubTransport_Subscribe_DeviceTwin;/
AzureIoTClient	25:3a68a581d3f9	2243	IoTHubTransportHttp_Unsubscribe_DeviceTwin, /pfIoTHubTransport_Unsubscribe_DeviceTwin IoTHubTransport_Unsubscribe_DeviceTwin;/
AzureIoTClient	25:3a68a581d3f9	2244	IoTHubTransportHttp_ProcessItem, /pfIoTHubTransport_ProcessItem IoTHubTransport_ProcessItem;/
AzureIoTClient	25:3a68a581d3f9	2245	IoTHubTransportHttp_GetHostname, /pfIoTHubTransport_GetHostname IoTHubTransport_GetHostname;/
AzureIoTClient	25:3a68a581d3f9	2246	IoTHubTransportHttp_SetOption, /pfIoTHubTransport_SetOption IoTHubTransport_SetOption;/
AzureIoTClient	25:3a68a581d3f9	2247	IoTHubTransportHttp_Create, /pfIoTHubTransport_Create IoTHubTransport_Create;/
AzureIoTClient	25:3a68a581d3f9	2248	IoTHubTransportHttp_Destroy, /pfIoTHubTransport_Destroy IoTHubTransport_Destroy;/
AzureIoTClient	25:3a68a581d3f9	2249	IoTHubTransportHttp_Register, /pfIotHubTransport_Register IoTHubTransport_Register;/
AzureIoTClient	25:3a68a581d3f9	2250	IoTHubTransportHttp_Unregister, /pfIotHubTransport_Unregister IoTHubTransport_Unegister;/
AzureIoTClient	25:3a68a581d3f9	2251	IoTHubTransportHttp_Subscribe, /pfIoTHubTransport_Subscribe IoTHubTransport_Subscribe;/
AzureIoTClient	25:3a68a581d3f9	2252	IoTHubTransportHttp_Unsubscribe, /pfIoTHubTransport_Unsubscribe IoTHubTransport_Unsubscribe;/
AzureIoTClient	25:3a68a581d3f9	2253	IoTHubTransportHttp_DoWork, /pfIoTHubTransport_DoWork IoTHubTransport_DoWork;/
AzureIoTClient	25:3a68a581d3f9	2254	IoTHubTransportHttp_SetRetryPolicy, /pfIoTHubTransport_DoWork IoTHubTransport_SetRetryPolicy;/
AzureIoTClient	25:3a68a581d3f9	2255	IoTHubTransportHttp_GetSendStatus /pfIoTHubTransport_GetSendStatus IoTHubTransport_GetSendStatus;/
AzureIoTClient	18:ab990f6aa61f	2256	};
AzureIoTClient	18:ab990f6aa61f	2257
AzureIoTClient	18:ab990f6aa61f	2258	const TRANSPORT_PROVIDER* HTTP_Protocol(void)
AzureIoTClient	18:ab990f6aa61f	2259	{
AzureIoTClient	18:ab990f6aa61f	2260	return &thisTransportProvider;
AzureIoTClient	18:ab990f6aa61f	2261	}

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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@28:f57de550d450, 2017-02-24 (annotated)

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