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|
-- |
-- Copyright : (c) Sam Truzjan 2013
-- License : BSD3
-- Maintainer : pxqr.sta@gmail.com
-- Stability : experimental
-- Portability : portable
--
-- Re-export every @Network.BitTorrent.Core.*@ module.
--
module Network.BitTorrent.Core
( module Core
, Address (..)
-- * Re-exports from Data.IP
, IPv4
, IPv6
, IP (..)
) where
import Control.Applicative
import Data.IP
import Data.Serialize
import Data.Typeable
import Network.Socket (SockAddr (..), PortNumber)
import Network.BitTorrent.Core.Fingerprint as Core
import Network.BitTorrent.Core.Node as Core
import Network.BitTorrent.Core.PeerId as Core
import Network.BitTorrent.Core.PeerAddr as Core
class (Eq a, Serialize a, Typeable a) => Address a where
toSockAddr :: a -> SockAddr
fromSockAddr :: SockAddr -> Maybe a
-- | Note that port is zeroed.
instance Address IPv4 where
toSockAddr = SockAddrInet 0 . toHostAddress
fromSockAddr (SockAddrInet _ h) = Just (fromHostAddress h)
fromSockAddr _ = Nothing
-- | Note that port is zeroed.
instance Address IPv6 where
toSockAddr h = SockAddrInet6 0 0 (toHostAddress6 h) 0
fromSockAddr (SockAddrInet6 _ _ h _) = Just (fromHostAddress6 h)
fromSockAddr _ = Nothing
-- | Note that port is zeroed.
instance Address IP where
toSockAddr (IPv4 h) = toSockAddr h
toSockAddr (IPv6 h) = toSockAddr h
fromSockAddr sa =
IPv4 <$> fromSockAddr sa
<|> IPv6 <$> fromSockAddr sa
setPort :: PortNumber -> SockAddr -> SockAddr
setPort port (SockAddrInet _ h ) = SockAddrInet port h
setPort port (SockAddrInet6 _ f h s) = SockAddrInet6 port f h s
setPort _ (SockAddrUnix s ) = SockAddrUnix s
{-# INLINE setPort #-}
getPort :: SockAddr -> Maybe PortNumber
getPort (SockAddrInet p _ ) = Just p
getPort (SockAddrInet6 p _ _ _) = Just p
getPort (SockAddrUnix _ ) = Nothing
{-# INLINE getPort #-}
instance Address a => Address (NodeAddr a) where
toSockAddr NodeAddr {..} = setPort nodePort $ toSockAddr nodeHost
fromSockAddr sa = NodeAddr <$> fromSockAddr sa <*> getPort sa
instance Address a => Address (PeerAddr a) where
toSockAddr PeerAddr {..} = setPort peerPort $ toSockAddr peerHost
fromSockAddr sa = PeerAddr Nothing <$> fromSockAddr sa <*> getPort sa
|
