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Diffstat (limited to 'src/VeriFuzz/Circuit/Base.hs')
-rw-r--r-- | src/VeriFuzz/Circuit/Base.hs | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/VeriFuzz/Circuit/Base.hs b/src/VeriFuzz/Circuit/Base.hs new file mode 100644 index 0000000..6b9f725 --- /dev/null +++ b/src/VeriFuzz/Circuit/Base.hs @@ -0,0 +1,42 @@ +{-| +Module : VeriFuzz.Circuit.Base +Description : Base types for the circuit module. +Copyright : (c) 2019, Yann Herklotz Grave +License : GPL-3 +Maintainer : ymherklotz [at] gmail [dot] com +Stability : experimental +Portability : POSIX + +Base types for the circuit module. +-} + +module VeriFuzz.Circuit.Base + ( Gate(..) + , Circuit(..) + , CNode(..) + , CEdge(..) + ) +where + +import Data.Graph.Inductive (Gr, LEdge, LNode) +import System.Random + +-- | The types for all the gates. +data Gate = And + | Or + | Xor + deriving (Show, Eq, Enum, Bounded, Ord) + +-- | Newtype for the Circuit which implements a Graph from fgl. +newtype Circuit = Circuit { getCircuit :: Gr Gate () } + +newtype CNode = CNode { getCNode :: LNode Gate } + +newtype CEdge = CEdge { getCEdge :: LEdge () } + +instance Random Gate where + randomR (a, b) g = + case randomR (fromEnum a, fromEnum b) g of + (x, g') -> (toEnum x, g') + + random = randomR (minBound, maxBound) |