A simple IoTHub sample using HTTP as transport
Dependencies: EthernetInterface NTPClient iothub_client iothub_http_transport mbed-rtos mbed wolfSSL serializer azure_c_shared_utility
This sample showcases the usage of Azure IoT client libraries with the HTTP transport for sending/receiving raw messages from an IoT Hub.
main.cpp@17:3abbcd6aac9f, 2015-10-22 (annotated)
- Committer:
- AzureIoTClient
- Date:
- Thu Oct 22 18:33:57 2015 -0700
- Revision:
- 17:3abbcd6aac9f
- Child:
- 22:3acb69edee6b
v1.0.0-preview.4
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
AzureIoTClient | 17:3abbcd6aac9f | 1 | // Copyright (c) Microsoft. All rights reserved. |
AzureIoTClient | 17:3abbcd6aac9f | 2 | // Licensed under the MIT license. See LICENSE file in the project root for full license information. |
AzureIoTClient | 17:3abbcd6aac9f | 3 | |
AzureIoTClient | 17:3abbcd6aac9f | 4 | #include <stdio.h> |
AzureIoTClient | 17:3abbcd6aac9f | 5 | #include "EthernetInterface.h" |
AzureIoTClient | 17:3abbcd6aac9f | 6 | #include "simplesample_http.h" |
AzureIoTClient | 17:3abbcd6aac9f | 7 | #include "NTPClient.h" |
AzureIoTClient | 17:3abbcd6aac9f | 8 | |
AzureIoTClient | 17:3abbcd6aac9f | 9 | int setupRealTime(void) |
AzureIoTClient | 17:3abbcd6aac9f | 10 | { |
AzureIoTClient | 17:3abbcd6aac9f | 11 | int result; |
AzureIoTClient | 17:3abbcd6aac9f | 12 | |
AzureIoTClient | 17:3abbcd6aac9f | 13 | (void)printf("setupRealTime begin\r\n"); |
AzureIoTClient | 17:3abbcd6aac9f | 14 | if (EthernetInterface::connect()) |
AzureIoTClient | 17:3abbcd6aac9f | 15 | { |
AzureIoTClient | 17:3abbcd6aac9f | 16 | (void)printf("Error initializing EthernetInterface.\r\n"); |
AzureIoTClient | 17:3abbcd6aac9f | 17 | result = __LINE__; |
AzureIoTClient | 17:3abbcd6aac9f | 18 | } |
AzureIoTClient | 17:3abbcd6aac9f | 19 | else |
AzureIoTClient | 17:3abbcd6aac9f | 20 | { |
AzureIoTClient | 17:3abbcd6aac9f | 21 | (void)printf("setupRealTime NTP begin\r\n"); |
AzureIoTClient | 17:3abbcd6aac9f | 22 | NTPClient ntp; |
AzureIoTClient | 17:3abbcd6aac9f | 23 | if (ntp.setTime("0.pool.ntp.org") != 0) |
AzureIoTClient | 17:3abbcd6aac9f | 24 | { |
AzureIoTClient | 17:3abbcd6aac9f | 25 | (void)printf("Failed setting time.\r\n"); |
AzureIoTClient | 17:3abbcd6aac9f | 26 | result = __LINE__; |
AzureIoTClient | 17:3abbcd6aac9f | 27 | } |
AzureIoTClient | 17:3abbcd6aac9f | 28 | else |
AzureIoTClient | 17:3abbcd6aac9f | 29 | { |
AzureIoTClient | 17:3abbcd6aac9f | 30 | (void)printf("set time correctly!\r\n"); |
AzureIoTClient | 17:3abbcd6aac9f | 31 | result = 0; |
AzureIoTClient | 17:3abbcd6aac9f | 32 | } |
AzureIoTClient | 17:3abbcd6aac9f | 33 | (void)printf("setupRealTime NTP end\r\n"); |
AzureIoTClient | 17:3abbcd6aac9f | 34 | EthernetInterface::disconnect(); |
AzureIoTClient | 17:3abbcd6aac9f | 35 | } |
AzureIoTClient | 17:3abbcd6aac9f | 36 | (void)printf("setupRealTime end\r\n"); |
AzureIoTClient | 17:3abbcd6aac9f | 37 | |
AzureIoTClient | 17:3abbcd6aac9f | 38 | return result; |
AzureIoTClient | 17:3abbcd6aac9f | 39 | } |
AzureIoTClient | 17:3abbcd6aac9f | 40 | |
AzureIoTClient | 17:3abbcd6aac9f | 41 | int main(void) |
AzureIoTClient | 17:3abbcd6aac9f | 42 | { |
AzureIoTClient | 17:3abbcd6aac9f | 43 | (void)printf("Initializing mbed specific things...\r\n"); |
AzureIoTClient | 17:3abbcd6aac9f | 44 | |
AzureIoTClient | 17:3abbcd6aac9f | 45 | if (EthernetInterface::init()) |
AzureIoTClient | 17:3abbcd6aac9f | 46 | { |
AzureIoTClient | 17:3abbcd6aac9f | 47 | (void)printf("Error initializing EthernetInterface.\r\n"); |
AzureIoTClient | 17:3abbcd6aac9f | 48 | return -1; |
AzureIoTClient | 17:3abbcd6aac9f | 49 | } |
AzureIoTClient | 17:3abbcd6aac9f | 50 | |
AzureIoTClient | 17:3abbcd6aac9f | 51 | if (setupRealTime() != 0) |
AzureIoTClient | 17:3abbcd6aac9f | 52 | { |
AzureIoTClient | 17:3abbcd6aac9f | 53 | (void)printf("Failed setting up real time clock\r\n"); |
AzureIoTClient | 17:3abbcd6aac9f | 54 | return -1; |
AzureIoTClient | 17:3abbcd6aac9f | 55 | } |
AzureIoTClient | 17:3abbcd6aac9f | 56 | |
AzureIoTClient | 17:3abbcd6aac9f | 57 | simplesample_http_run(); |
AzureIoTClient | 17:3abbcd6aac9f | 58 | |
AzureIoTClient | 17:3abbcd6aac9f | 59 | return 0; |
AzureIoTClient | 17:3abbcd6aac9f | 60 | } |