WebSockets.cpp:485:77: error: 'sha1' was not declared in this scope #266
Description
Hello, I am using one of your examples to test and I got a compilation error "WebSockets.cpp:485:77: error: 'sha1' was not declared in this scope". How can I fix it?
/*
* WebSocketClientSocketIO.ino
*
* Created on: 06.06.2016
*
*/
#include <Arduino.h>
#include <ESP8266WiFi.h>
#include <ESP8266WiFiMulti.h>
#include <WebSocketsClient.h>
#include <Hash.h>
ESP8266WiFiMulti WiFiMulti;
WebSocketsClient webSocket;
#define USE_SERIAL Serial1
#define MESSAGE_INTERVAL 30000
#define HEARTBEAT_INTERVAL 25000
uint64_t messageTimestamp = 0;
uint64_t heartbeatTimestamp = 0;
bool isConnected = false;
void webSocketEvent(WStype_t type, uint8_t * payload, size_t length) {
switch(type) {
case WStype_DISCONNECTED:
USE_SERIAL.printf("[WSc] Disconnected!\n");
isConnected = false;
break;
case WStype_CONNECTED:
{
USE_SERIAL.printf("[WSc] Connected to url: %s\n", payload);
isConnected = true;
// send message to server when Connected
// socket.io upgrade confirmation message (required)
webSocket.sendTXT("5");
}
break;
case WStype_TEXT:
USE_SERIAL.printf("[WSc] get text: %s\n", payload);
// send message to server
// webSocket.sendTXT("message here");
break;
case WStype_BIN:
USE_SERIAL.printf("[WSc] get binary length: %u\n", length);
hexdump(payload, length);
// send data to server
// webSocket.sendBIN(payload, length);
break;
}
}
void setup() {
// USE_SERIAL.begin(921600);
USE_SERIAL.begin(115200);
//Serial.setDebugOutput(true);
USE_SERIAL.setDebugOutput(true);
USE_SERIAL.println();
USE_SERIAL.println();
USE_SERIAL.println();
for(uint8_t t = 4; t > 0; t--) {
USE_SERIAL.printf("[SETUP] BOOT WAIT %d...\n", t);
USE_SERIAL.flush();
delay(1000);
}
WiFiMulti.addAP("SSID", "passpasspass");
//WiFi.disconnect();
while(WiFiMulti.run() != WL_CONNECTED) {
delay(100);
}
webSocket.beginSocketIO("192.168.0.123", 81);
//webSocket.setAuthorization("user", "Password"); // HTTP Basic Authorization
webSocket.onEvent(webSocketEvent);
}
void loop() {
webSocket.loop();
if(isConnected) {
uint64_t now = millis();
if(now - messageTimestamp > MESSAGE_INTERVAL) {
messageTimestamp = now;
// example socket.io message with type "messageType" and JSON payload
webSocket.sendTXT("42[\"messageType\",{\"greeting\":\"hello\"}]");
}
if((now - heartbeatTimestamp) > HEARTBEAT_INTERVAL) {
heartbeatTimestamp = now;
// socket.io heartbeat message
webSocket.sendTXT("2");
}
}
}