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Index

• Variables
• type Action
• type AnnounceEvent
  • func (e AnnounceEvent) String() string
• type AnnounceRequest
• type AnnounceResponse
  • func Announce(urlStr string, req *AnnounceRequest) (res AnnounceResponse, err error)
  • func AnnounceHost(urlStr string, req *AnnounceRequest, host string) (res AnnounceResponse, err error)
• type AnnounceResponseHeader
• type ConnectionRequest
• type ConnectionResponse
• type Peer
• type RequestHeader
• type ResponseHeader

Variables

var (
	ErrBadScheme = errors.New("unknown scheme")
)

Types

type Action

type Action int32

const (
	ActionConnect Action = iota
	ActionAnnounce
	ActionScrape
	ActionError
)

type AnnounceEvent

type AnnounceEvent int32

const (
	None      AnnounceEvent = iota
	Completed               // The local peer just completed the torrent.
	Started                 // The local peer has just resumed this torrent.
	Stopped                 // The local peer is leaving the swarm.
)

func (AnnounceEvent) String

func (e AnnounceEvent) String() string

type AnnounceRequest

type AnnounceRequest struct {
	InfoHash   [20]byte
	PeerId     [20]byte
	Downloaded int64
	Left       uint64
	Uploaded   int64
	// Apparently this is optional. None can be used for announces done at
	// regular intervals.
	Event     AnnounceEvent
	IPAddress int32
	Key       int32
	NumWant   int32 // How many peer addresses are desired. -1 for default.
	Port      uint16

} // 82 bytes

Marshalled as binary by the UDP client, so be careful making changes.

type AnnounceResponse

type AnnounceResponse struct {
	Interval int32 // Minimum seconds the local peer should wait before next announce.
	Leechers int32
	Seeders  int32
	Peers    []Peer
}

func Announce

func Announce(urlStr string, req *AnnounceRequest) (res AnnounceResponse, err error)

func AnnounceHost

func AnnounceHost(urlStr string, req *AnnounceRequest, host string) (res AnnounceResponse, err error)

type AnnounceResponseHeader

type AnnounceResponseHeader struct {
	Interval int32
	Leechers int32
	Seeders  int32
}

type ConnectionRequest

type ConnectionRequest struct {
	ConnectionId int64
	Action       int32
	TransctionId int32
}

type ConnectionResponse

type ConnectionResponse struct {
	ConnectionId int64
}

type Peer

type Peer struct {
	IP   net.IP
	Port int
}

type RequestHeader

type RequestHeader struct {
	ConnectionId  int64
	Action        Action
	TransactionId int32

} // 16 bytes

type ResponseHeader

type ResponseHeader struct {
	Action        Action
	TransactionId int32
}