shadowio

Documentation

Index

• Constants
• type Reader
  • func NewReader(upstream io.Reader, cipher cipher.AEAD) *Reader
  • func (r *Reader) Decrypt(destination []byte, source []byte) error
  • func (r *Reader) InitializeReadWaiter(options N.ReadWaitOptions) (needCopy bool)
  • func (r *Reader) Read(p []byte) (n int, err error)
  • func (r *Reader) ReadBuffer(buffer *buf.Buffer) error
  • func (r *Reader) ReadFixedBuffer(pLen int) (*buf.Buffer, error)
  • func (r *Reader) WaitReadBuffer() (buffer *buf.Buffer, err error)
• type Writer
  • func NewWriter(writer io.Writer, cipher cipher.AEAD, nonce []byte, maxPacketSize int) *Writer
  • func (w *Writer) Encrypt(destination []byte, source []byte)
  • func (w *Writer) TakeNonce() []byte
  • func (w *Writer) Upstream() any
  • func (w *Writer) Write(p []byte) (n int, err error)
  • func (w *Writer) WriteBuffer(buffer *buf.Buffer) error
• type WriterInterface
  • func (w *WriterInterface) FrontHeadroom() int
  • func (w *WriterInterface) RearHeadroom() int

Constants

const (
	// Overhead
	// crypto/cipher.gcmTagSize
	// golang.org/x/crypto/chacha20poly1305.Overhead
	Overhead = 16
)

const PacketLengthBufferSize = 2

Types

type Reader

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

func NewReader

func NewReader(upstream io.Reader, cipher cipher.AEAD) *Reader

func (*Reader) Decrypt

func (r *Reader) Decrypt(destination []byte, source []byte) error

func (*Reader) InitializeReadWaiter

func (r *Reader) InitializeReadWaiter(options N.ReadWaitOptions) (needCopy bool)

func (*Reader) Read

func (r *Reader) Read(p []byte) (n int, err error)

func (*Reader) ReadBuffer

func (r *Reader) ReadBuffer(buffer *buf.Buffer) error

func (*Reader) ReadFixedBuffer

func (r *Reader) ReadFixedBuffer(pLen int) (*buf.Buffer, error)

func (*Reader) WaitReadBuffer

func (r *Reader) WaitReadBuffer() (buffer *buf.Buffer, err error)

type Writer

type Writer struct {
	WriterInterface
	// contains filtered or unexported fields
}

func NewWriter

func NewWriter(writer io.Writer, cipher cipher.AEAD, nonce []byte, maxPacketSize int) *Writer

func (*Writer) Encrypt

func (w *Writer) Encrypt(destination []byte, source []byte)

func (*Writer) TakeNonce

func (w *Writer) TakeNonce() []byte

func (*Writer) Upstream

func (w *Writer) Upstream() any

func (*Writer) Write

func (w *Writer) Write(p []byte) (n int, err error)

func (*Writer) WriteBuffer

func (w *Writer) WriteBuffer(buffer *buf.Buffer) error

type WriterInterface

type WriterInterface struct{}

func (*WriterInterface) FrontHeadroom

func (w *WriterInterface) FrontHeadroom() int

func (*WriterInterface) RearHeadroom

func (w *WriterInterface) RearHeadroom() int