75 lines
1.8 KiB
Go
75 lines
1.8 KiB
Go
|
package torrent
|
||
|
|
|
||
|
|
import (
|
||
|
|
"github.com/anacrolix/torrent/metainfo"
|
||
|
|
request_strategy "github.com/anacrolix/torrent/request-strategy"
|
||
|
|
"github.com/anacrolix/torrent/storage"
|
||
|
|
)
|
||
|
|
|
||
|
|
type requestStrategyInput struct {
|
||
|
|
cl *Client
|
||
|
|
capFunc storage.TorrentCapacity
|
||
|
|
}
|
||
|
|
|
||
|
|
func (r requestStrategyInput) Torrent(ih metainfo.Hash) request_strategy.Torrent {
|
||
|
|
return requestStrategyTorrent{r.cl.torrents[ih]}
|
||
|
|
}
|
||
|
|
|
||
|
|
func (r requestStrategyInput) Capacity() (int64, bool) {
|
||
|
|
if r.capFunc == nil {
|
||
|
|
return 0, false
|
||
|
|
}
|
||
|
|
return (*r.capFunc)()
|
||
|
|
}
|
||
|
|
|
||
|
|
func (r requestStrategyInput) MaxUnverifiedBytes() int64 {
|
||
|
|
return r.cl.config.MaxUnverifiedBytes
|
||
|
|
}
|
||
|
|
|
||
|
|
var _ request_strategy.Input = requestStrategyInput{}
|
||
|
|
|
||
|
|
// Returns what is necessary to run request_strategy.GetRequestablePieces for primaryTorrent.
|
||
|
|
func (cl *Client) getRequestStrategyInput(primaryTorrent *Torrent) (input request_strategy.Input) {
|
||
|
|
return requestStrategyInput{
|
||
|
|
cl: cl,
|
||
|
|
capFunc: primaryTorrent.storage.Capacity,
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func (t *Torrent) getRequestStrategyInput() request_strategy.Input {
|
||
|
|
return t.cl.getRequestStrategyInput(t)
|
||
|
|
}
|
||
|
|
|
||
|
|
type requestStrategyTorrent struct {
|
||
|
|
t *Torrent
|
||
|
|
}
|
||
|
|
|
||
|
|
func (r requestStrategyTorrent) Piece(i int) request_strategy.Piece {
|
||
|
|
return requestStrategyPiece{r.t, i}
|
||
|
|
}
|
||
|
|
|
||
|
|
func (r requestStrategyTorrent) ChunksPerPiece() uint32 {
|
||
|
|
return r.t.chunksPerRegularPiece()
|
||
|
|
}
|
||
|
|
|
||
|
|
func (r requestStrategyTorrent) PieceLength() int64 {
|
||
|
|
return r.t.info.PieceLength
|
||
|
|
}
|
||
|
|
|
||
|
|
var _ request_strategy.Torrent = requestStrategyTorrent{}
|
||
|
|
|
||
|
|
type requestStrategyPiece struct {
|
||
|
|
t *Torrent
|
||
|
|
i pieceIndex
|
||
|
|
}
|
||
|
|
|
||
|
|
func (r requestStrategyPiece) Request() bool {
|
||
|
|
return !r.t.ignorePieceForRequests(r.i)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (r requestStrategyPiece) NumPendingChunks() int {
|
||
|
|
return int(r.t.pieceNumPendingChunks(r.i))
|
||
|
|
}
|
||
|
|
|
||
|
|
var _ request_strategy.Piece = requestStrategyPiece{}
|