fga-eps-mds/2019.1-unbrake

package main

import (
    "log"
)

func isCorrectDevice() bool {

    var out = true

    firmware := "Braketestbench"
    const lineEnd = 2

    buf := make([]byte, bufferSize)

    port.Flush()
    n := port.Write([]byte(" "))
    if n == -1 {
        log.Println("Error writing to serial")
        out = false
    }

    n, err := port.Read(buf)

    if err != nil {
        log.Println("Error reading from serial ", err)
        out = false
    } else if n == 0 {
        log.Println("Error reading from serial: timeout waiting for bytes")
        out = false
    }

    buf = buf[lineEnd:len(firmware)]

    if string(buf) != firmware[:len(buf)] {
        log.Println("Wrong serial port selected")
        out = false
    }

    return out
}