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| -rw-r--r-- | Types/Key.hs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Types/Key.hs b/Types/Key.hs index 27d56dfd9..59667ae6d 100644 --- a/Types/Key.hs +++ b/Types/Key.hs @@ -65,6 +65,14 @@ sameExceptExt (SHA1Key _) (SHA1Key _) = True sameExceptExt (MD5Key _) (MD5Key _) = True sameExceptExt _ _ = False +{- Is the Key variety cryptographically secure, such that no two differing + - file contents can be mapped to the same Key? -} +cryptographicallySecure :: KeyVariety -> Bool +cryptographicallySecure (SHA2Key _ _) = True +cryptographicallySecure (SHA3Key _ _) = True +cryptographicallySecure (SKEINKey _ _) = True +cryptographicallySecure _ = False + formatKeyVariety :: KeyVariety -> String formatKeyVariety v = case v of SHA2Key sz e -> adde e (addsz sz "SHA") |