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Sync Arduino libraries with latest Azure IoT SDK 1.0.41
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| ### simplesample_http | ||
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| Instructions for this sample are | ||
| [here in the Azure IoT HTTP protocol library for Arduino.](https://github.com/Azure/azure-iot-arduino-protocol-http) |
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| // Copyright (c) Microsoft. All rights reserved. | ||
| // Licensed under the MIT license. See LICENSE file in the project root for full license information. | ||
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| #ifndef IOT_CONFIGS_H | ||
| #define IOT_CONFIGS_H | ||
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| /** | ||
| * WiFi setup | ||
| */ | ||
| #define IOT_CONFIG_WIFI_SSID "<Your WiFi network SSID or name>" | ||
| #define IOT_CONFIG_WIFI_PASSWORD "<Your WiFi network WPA password or WEP key>" | ||
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| /** | ||
| * Find under Microsoft Azure IoT Suite -> DEVICES -> <your device> -> Device Details and Authentication Keys | ||
| * String containing Hostname, Device Id & Device Key in the format: | ||
| * "HostName=<host_name>;DeviceId=<device_id>;SharedAccessKey=<device_key>" | ||
| */ | ||
| #define IOT_CONFIG_CONNECTION_STRING "HostName=<host_name>.azure-devices.net;DeviceId=<device_id>;SharedAccessKey=<device_key>" | ||
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| #endif /* IOT_CONFIGS_H */ |
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| Original file line number | Diff line number | Diff line change |
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| // Copyright (c) Arduino. All rights reserved. | ||
| // Licensed under the MIT license. See LICENSE file in the project root for full license information. | ||
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| #if defined(ARDUINO_ARCH_SAMD) | ||
| #include "NTPClient.h" | ||
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| #define LOCAL_UDP_PORT 2390 | ||
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| NTPClient::NTPClient() : | ||
| _udp() | ||
| { | ||
| } | ||
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| int NTPClient::begin() | ||
| { | ||
| return _udp.begin(LOCAL_UDP_PORT); | ||
| } | ||
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| uint32_t NTPClient::getEpochTime(const char* host, int port, unsigned long timeout) | ||
| { | ||
| if (host == NULL || port < 1) { | ||
| return (uint32_t)-1; | ||
| } | ||
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| prepareRequest(); | ||
| sendRequest(host, port); | ||
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| if (!receiveResponse(timeout)) { | ||
| return (uint32_t)-1; | ||
| } | ||
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| return parseResponse(); | ||
| } | ||
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| void NTPClient::end() | ||
| { | ||
| _udp.stop(); | ||
| } | ||
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| void NTPClient::prepareRequest() | ||
| { | ||
| memset(_buffer, 0, NTP_PACKET_SIZE); | ||
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| // Initialize values needed to form NTP request | ||
| _buffer[0] = 0b11100011; // LI, Version, Mode | ||
| _buffer[1] = 0; // Stratum, or type of clock | ||
| _buffer[2] = 6; // Polling Interval | ||
| _buffer[3] = 0xEC; // Peer Clock Precision | ||
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| // 8 bytes of zero for Root Delay & Root Dispersion | ||
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| _buffer[12] = 49; | ||
| _buffer[13] = 0x4E; | ||
| _buffer[14] = 49; | ||
| _buffer[15] = 52; | ||
| } | ||
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| void NTPClient::sendRequest(const char* host, int port) | ||
| { | ||
| _udp.beginPacket(host, port); | ||
| _udp.write(_buffer, NTP_PACKET_SIZE); | ||
| _udp.endPacket(); | ||
| } | ||
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| int NTPClient::receiveResponse(unsigned long timeout) | ||
| { | ||
| long start = millis(); | ||
| int size = 0; | ||
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| while(size == 0 && (millis() - start) < timeout) { | ||
| size = _udp.parsePacket(); | ||
| } | ||
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| if (size != NTP_PACKET_SIZE) { | ||
| return 0; | ||
| } | ||
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| _udp.read(_buffer, NTP_PACKET_SIZE); | ||
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| return 1; | ||
| } | ||
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| uint32_t NTPClient::parseResponse() | ||
| { | ||
| uint16_t high = word(_buffer[40], _buffer[41]); | ||
| uint16_t low = word(_buffer[42], _buffer[43]); | ||
| uint32_t ntpTime = high << 16 | low; // since 1900 | ||
| uint32_t epoch = ntpTime - 2208988800UL; // since 1970 | ||
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| return epoch; | ||
| } | ||
| #endif |
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| Original file line number | Diff line number | Diff line change |
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| // Copyright (c) Arduino. All rights reserved. | ||
| // Licensed under the MIT license. See LICENSE file in the project root for full license information. | ||
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| #include <WiFi101.h> | ||
| #include <WiFiUdp.h> | ||
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| #ifndef NTPCLIENT_H | ||
| #define NTPCLIENT_H | ||
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| #define NTP_PACKET_SIZE 48 | ||
| #define NTP_PORT 123 | ||
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| #define DEFAULT_NTP_TIMEOUT 10000 | ||
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| class NTPClient | ||
| { | ||
| public: | ||
| NTPClient(); | ||
| int begin(); | ||
| uint32_t getEpochTime(const char* host, int port = NTP_PORT, unsigned long timeout = DEFAULT_NTP_TIMEOUT); | ||
| void end(); | ||
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| private: | ||
| void prepareRequest(); | ||
| void sendRequest(const char* host, int port); | ||
| int receiveResponse(unsigned long timeout); | ||
| uint32_t parseResponse(); | ||
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| char _buffer[NTP_PACKET_SIZE]; | ||
| WiFiUDP _udp; | ||
| }; | ||
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| #endif // NTPCLIENT_H |
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