LZSS compression example

main.go

package main

import (
	"bytes"
	"fmt"

	"github.com/bovarysme/lzss"
)

func compressAndDisplay(name string, input []byte) {
	buffer := new(bytes.Buffer)
	writer := lzss.NewWriter(buffer)
	fmt.Println(fmt.Sprintf("%s:", name))
	fmt.Println(fmt.Sprintf("%x", input))
	writer.Write(input)
	writer.Close()
	// get rid of the null-termination byte
	hex := buffer.Bytes()
	hex = hex[0 : len(hex)-1]
	fmt.Println(fmt.Sprintf("%s compressed:", name))
	fmt.Println(fmt.Sprintf("%x", hex))
}

func main() {
	input := []byte{0x00, 0x0A, 0x7C, 0x8D, 0x00, 0x00, 0x00, 0x03, 0x00, 0x5B}
	compressAndDisplay("1st part", input)
	input = []byte{0x00, 0x5C, 0x00, 0x5D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xE0}
	compressAndDisplay("2nd part", input)
}