steganography

package

v1.0.0 Latest Latest Go to latest Published: Apr 2, 2025 License: MIT Imports: 11 Imported by: 0

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const (
	FileModeEnabled byte = 0x01
	TextModeEnabled byte = 0x00
	MetadataSize         = 256
)

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type Decoder struct {
	// contains filtered or unexported fields
}

func NewDecoder(imagePath string) (*Decoder, error)

func (d *Decoder) Extract() ([]byte, bool, *FileMetadata, error)

type Encoder struct {
	// contains filtered or unexported fields
}

func NewEncoder(imagePath string) (*Encoder, error)

func (e *Encoder) Hide(data []byte) error

func (e *Encoder) HideFile(fileData []byte, metadata *FileMetadata) error

func (e *Encoder) SaveOutput(outputPath string) error

type FileHandler struct{}

func NewFileHandler() *FileHandler

func (fh *FileHandler) DeserializeMetadata(data []byte) (*FileMetadata, error)

func (fh *FileHandler) IsFileSupported(filePath string) (bool, string)

func (fh *FileHandler) ReadFileContent(filePath string) ([]byte, *FileMetadata, error)

func (fh *FileHandler) SaveFileContent(data []byte, metadata *FileMetadata, outputPath string) error

func (fh *FileHandler) SerializeMetadata(metadata *FileMetadata) []byte

type FileMetadata struct {
	OriginalName string
	FileExt      string
	FileSize     uint64
}