espressif / arduino-esp32

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	/*
	* This sketch sends a message to a TCP server
	*
	*/

	#include <WiFi.h>
	#include <WiFiMulti.h>

	WiFiMulti WiFiMulti;

	void setup()
	{
	Serial.begin(115200);
	delay(10);

	// We start by connecting to a WiFi network
	WiFiMulti.addAP("SSID", "passpasspass");

	Serial.println();
	Serial.println();
	Serial.print("Waiting for WiFi... ");

	while(WiFiMulti.run() != WL_CONNECTED) {
	Serial.print(".");
	delay(500);
	}

	Serial.println("");
	Serial.println("WiFi connected");
	Serial.println("IP address: ");
	Serial.println(WiFi.localIP());

	delay(500);
	}


	void loop()
	{
	// const uint16_t port = 80;
	// const char * host = "192.168.1.1"; // ip or dns
	const uint16_t port = 1337;
	const char * host = "192.168.1.10"; // ip or dns

	Serial.print("Connecting to ");
	Serial.println(host);

	// Use WiFiClient class to create TCP connections
	WiFiClient client;

	if (!client.connect(host, port)) {
	Serial.println("Connection failed.");
	Serial.println("Waiting 5 seconds before retrying...");
	delay(5000);
	return;
	}

	// This will send a request to the server
	//uncomment this line to send an arbitrary string to the server
	//client.print("Send this data to the server");
	//uncomment this line to send a basic document request to the server
	client.print("GET /index.html HTTP/1.1\n\n");

	int maxloops = 0;

	//wait for the server's reply to become available
	while (!client.available() && maxloops < 1000)
	{
	maxloops++;
	delay(1); //delay 1 msec
	}
	if (client.available() > 0)
	{
	//read back one line from the server
	String line = client.readStringUntil('\r');
	Serial.println(line);
	}
	else
	{
	Serial.println("client.available() timed out ");
	}

	Serial.println("Closing connection.");
	client.stop();

	Serial.println("Waiting 5 seconds before restarting...");
	delay(5000);
	}

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