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main.go
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main.go
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package main
import (
"bytes"
"encoding/binary"
"fmt"
"log"
"os"
kingpin "gopkg.in/alecthomas/kingpin.v2"
"github.com/akif999/srec"
)
var (
inputFile = kingpin.Arg("inputFile", "path of input-file(*.mhx)").ExistingFile()
outputFile = kingpin.Arg("outputFile", "name of output-file(*.bin)").String()
startAddr = kingpin.Arg("StartAddr", "address of start converting").Uint32()
sizeOfBlocks = kingpin.Arg("sizeOfBlocks", "Size of blocks of converting").Uint32()
)
func main() {
kingpin.Parse()
fpIn, err := os.Open(*inputFile)
if err != nil {
log.Fatal(err)
}
defer fpIn.Close()
sr := srec.NewSrec()
err = sr.Parse(fpIn)
if err != nil {
log.Fatal(err)
}
data := getBytes(sr, *startAddr, *sizeOfBlocks)
fpOut, err := os.Create(*outputFile)
if err != nil {
log.Fatal(err)
}
defer fpOut.Close()
buf := new(bytes.Buffer)
err = binary.Write(buf, binary.BigEndian, data)
if err != nil {
log.Fatal(err)
}
fpOut.Write(buf.Bytes())
}
func getBytes(s *srec.Srec, start, size uint32) (bytes []byte) {
loop:
for _, r := range s.Records {
if r.Srectype == "S1" || r.Srectype == "S2" || r.Srectype == "S3" {
current := r.Address
for _, d := range r.Data {
if current >= start {
bytes = append(bytes, d)
if size--; size == 0 {
break loop
}
}
current++
}
}
}
return bytes
}
func bytesToString(bt []byte) string {
s := ""
for i, b := range bt {
if i != 0 && i%16 == 0 {
s += fmt.Sprint("\n")
}
s += fmt.Sprintf("%02X", b)
}
s += fmt.Sprint("\n")
return s
}