1 files changed, 17 insertions, 2 deletions

diff --git a/kiki.hs b/kiki.hs
index c76a89a..33f8428 100644
--- a/kiki.hs
+++ b/kiki.hs
@@ -793,6 +793,15 @@ data KeySpec =
       KeyGrip String
     | KeyTag Packet String
 
+
+is40digitHex xs = ys == xs && length ys==40
+  where
+    ys = filter ishex xs
+    ishex c | '0' <= c && c <= '9' = True
+            | 'A' <= c && c <= 'F' = True
+            | 'a' <= c && c <= 'f' = True
+    ishex c = False
+
 main = do
     args <- cmdArgs $ modes 
         [ List HOMEOPTION
@@ -1092,7 +1101,11 @@ main = do
 
         flip (maybe (error "No working key?")) grip $ \grip -> do
 
-        let (pre, wk:subs) = seek_key (KeyGrip grip) sec
+        let topspec = case () of
+                        _ | null top -> {- trace "using grip" $ -} KeyGrip grip
+                        _ | is40digitHex top -> {- trace "using top" $ -} KeyGrip top
+                        _ | otherwise -> todo
+            (pre, wk:subs) = seek_key topspec sec
             (xs,ys) = seek_key (KeyTag wk sub) subs
         when (not (null ys)) $ do
         let (xs',ys') = seek_key (KeyTag wk sub) (tail ys)
@@ -1102,8 +1115,10 @@ main = do
             qq  = Base64.encode (L.unpack der)
             split64 [] = []
             split64 qq = as : split64 bs where (as,bs) = splitAt 64 qq
+        -- putStrLn $ "top = " ++ show top
+        -- putStrLn $ "wk = " ++ fingerprint wk
+        -- putStrLn $ fingerprint k
         {-
-        putStrLn $ fingerprint k
         putStrLn $ show rsa
         putStrLn $ show der
         -}