add cipher field to AnnexState

Annex.hs

@@ -22,6 +22,7 @@ import qualified GitRepo as Git
 import qualified GitQueue
 import qualified BackendClass
 import qualified RemoteClass
+import qualified CryptoTypes
 
 -- git-annex's monad
 type Annex = StateT AnnexState IO
@@ -41,7 +42,8 @@ data AnnexState = AnnexState
 	, toremote :: Maybe String
 	, fromremote :: Maybe String
 	, exclude :: [String]
-	} deriving (Show)
+	, cipher :: Maybe CryptoTypes.Cipher
+	}
 
 newState :: Git.Repo -> [BackendClass.Backend Annex] -> AnnexState
 newState gitrepo allbackends = AnnexState
@@ -58,6 +60,7 @@ newState gitrepo allbackends = AnnexState
 	, toremote = Nothing
 	, fromremote = Nothing
 	, exclude = []
+	, cipher = Nothing
 	}
 
 {- Create and returns an Annex state object for the specified git repo. -}

Crypto.hs

@@ -36,18 +36,7 @@ import Types
 import Key
 import RemoteClass
 import Utility
-
-data Cipher = Cipher String -- XXX ideally, this would be a locked memory region
-
-data EncryptedCipher = EncryptedCipher String KeyIds
-
-data KeyIds = KeyIds [String]
-
-instance Show KeyIds where
-	show (KeyIds ks) = join "," ks
-
-instance Read KeyIds where
-	readsPrec _ s = [(KeyIds (split "," s), "")]
+import CryptoTypes
 
 {- Creates a new Cipher, encrypted as specified in the remote's configuration -}
 genCipher :: RemoteConfig -> IO EncryptedCipher

CryptoTypes.hs

@@ -0,0 +1,22 @@
+{- git-annex crypto types
+ -
+ - Copyright 2011 Joey Hess <joey@kitenet.net>
+ -
+ - Licensed under the GNU GPL version 3 or higher.
+ -}
+
+module CryptoTypes where
+
+import Data.String.Utils
+
+data Cipher = Cipher String -- XXX ideally, this would be a locked memory region
+
+data EncryptedCipher = EncryptedCipher String KeyIds
+
+data KeyIds = KeyIds [String]
+
+instance Show KeyIds where
+	show (KeyIds ks) = join "," ks
+
+instance Read KeyIds where
+	readsPrec _ s = [(KeyIds (split "," s), "")]