core

Documentation

Overview

Package core - write and extract file to png

Index

• Constants
• Variables
• func CreateHPNG(mainFileName string, filetoHideName string)
• func MakeHPNG(mainFile []byte, filetoHide []byte) []byte
• func ReverseHPNG(sourceFile string, outputFile string)
• func TakeFromHPNG(srcFile []byte) []byte

Constants

const (
	IEND_CHUNK_LENGTH_OFFSET = -12
)

Variables

var (
	CHUNK_TYPE = []byte{0x64, 0x78, 0x58, 0x6D} // "dxXm"
)

Functions

func CreateHPNG

func CreateHPNG(mainFileName string, filetoHideName string)

CreateHPNG - create new PNG file with hidden file

func MakeHPNG

func MakeHPNG(mainFile []byte, filetoHide []byte) []byte

MakeHPNG - compose chunks to one chunk

func ReverseHPNG

func ReverseHPNG(sourceFile string, outputFile string)

ReverseHPNG - retrieve hide file

func TakeFromHPNG

func TakeFromHPNG(srcFile []byte) []byte

TakeHPNG - return hidden chunk