connection

Documentation

Index

• type Bitfield
  • func (bf Bitfield) CheckPiece(index int) bool
  • func (bf Bitfield) PutPiece(index int)
• type Client
  • func New(peer string, pid []byte, infoHash [20]byte) (*Client, error)
  • func (c *Client) ReadMessageFromPeer() (*message.Message, error)
  • func (c *Client) SendHave(index int) error
  • func (c *Client) SendInterested() error
  • func (c *Client) SendRequest(index, begin, length int) error
  • func (c *Client) SendUnchoke() error

Types

type Bitfield

type Bitfield []byte

Bitfield is byte array which stores the index of the parts available with a particular client

func (Bitfield) CheckPiece

func (bf Bitfield) CheckPiece(index int) bool

CheckPiece tells if a bitfield has a particular index set

func (Bitfield) PutPiece

func (bf Bitfield) PutPiece(index int)

PutPiece sets a bit in the bitfield

type Client

type Client struct {
	Conn     net.Conn
	Choked   bool
	Bitfield Bitfield
	// contains filtered or unexported fields
}

A Client is a TCP connection with a peer

func New

func New(peer string, pid []byte, infoHash [20]byte) (*Client, error)

New connects with a peer, completes a handshake, and receives a handshake returns an err if any of those fail.

func (*Client) ReadMessageFromPeer

func (c *Client) ReadMessageFromPeer() (*message.Message, error)

ReadMessageFromPeer read the peers response after handshake,i.e interprets have,choked,unchoked,and Piece messages

func (*Client) SendHave

func (c *Client) SendHave(index int) error

SendHave sends a Have message to the peer

func (*Client) SendInterested

func (c *Client) SendInterested() error

SendInterested sends an Interested message to the peer

func (*Client) SendRequest

func (c *Client) SendRequest(index, begin, length int) error

SendRequest sends a Request message to the peer

func (*Client) SendUnchoke

func (c *Client) SendUnchoke() error

SendUnchoke sends an Unchoke message to the peer