blob: b9b3c0655a4982308d7441565501e11a6667c3dd (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
-- |
-- 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 class
, Address (..)
, fromAddr
-- * Re-exports from Data.IP
, IPv4
, IPv6
, IP (..)
) where
import Control.Applicative
import Data.IP
import Data.Hashable
import Data.Serialize
import Data.Time
import Data.Typeable
import Network.Socket (SockAddr (..), PortNumber)
import Text.PrettyPrint as PP hiding ((<>))
import Text.PrettyPrint.Class
import Network.BitTorrent.Core.Fingerprint as Core
import Network.BitTorrent.Core.NodeInfo as Core
import Network.BitTorrent.Core.PeerId as Core
import Network.BitTorrent.Core.PeerAddr as Core
instance Pretty UTCTime where
pretty = PP.text . show
class (Eq a, Serialize a, Typeable a, Hashable a, Pretty a)
=> Address a where
toSockAddr :: a -> SockAddr
fromSockAddr :: SockAddr -> Maybe a
fromAddr :: (Address a, Address b) => a -> Maybe b
fromAddr = fromSockAddr . toSockAddr
-- | 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
|
