crypt

Documentation

Index

• Variables
• func DecryptedSize(size int64) (int64, error)
• func EncryptedSize(size int64) int64
• type Cipher
  • func NewCipher(password, salt string) (*Cipher, error)
  • func (c *Cipher) DecryptData(rc io.ReadCloser) (io.ReadCloser, error)
  • func (c *Cipher) DecryptDataSeek(ctx context.Context, open OpenRangeSeek, offset, limit int64) (ReadSeekCloser, error)
  • func (c *Cipher) EncryptData(in io.Reader) (io.ReadCloser, error)
  • func (c *Cipher) Key(password, salt string) (err error)
• type OpenRangeSeek
• type ReadSeekCloser

Variables

var (
	ErrorEncryptedFileTooShort  = errors.New("file is too short to be encrypted")
	ErrorEncryptedFileBadHeader = errors.New("file has truncated block header")
	ErrorEncryptedBadMagic      = errors.New("not an encrypted file - bad magic string")
	ErrorFileClosed             = errors.New("file already closed")
	ErrorBadSeek                = errors.New("Seek beyond end of file")
)

Functions

func DecryptedSize

func DecryptedSize(size int64) (int64, error)

func EncryptedSize

func EncryptedSize(size int64) int64

Types

type Cipher

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

func NewCipher

func NewCipher(password, salt string) (*Cipher, error)

func (*Cipher) DecryptData

func (c *Cipher) DecryptData(rc io.ReadCloser) (io.ReadCloser, error)

func (*Cipher) DecryptDataSeek

func (c *Cipher) DecryptDataSeek(ctx context.Context, open OpenRangeSeek, offset, limit int64) (ReadSeekCloser, error)

func (*Cipher) EncryptData

func (c *Cipher) EncryptData(in io.Reader) (io.ReadCloser, error)

func (*Cipher) Key

func (c *Cipher) Key(password, salt string) (err error)

type OpenRangeSeek

type OpenRangeSeek func(ctx context.Context, offset, limit int64) (io.ReadCloser, error)

type ReadSeekCloser

type ReadSeekCloser interface {
	io.Reader
	io.Seeker
	io.Closer
}