csecp256k1

Haskell FFI bindings to bitcoin-core/secp256k1 (docs.ppad.tech/csecp256k1).
git clone git://git.ppad.tech/csecp256k1.git
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Main.hs (2496B)


      1 {-# LANGUAGE OverloadedStrings #-}
      2 
      3 module Main where
      4 
      5 import Control.DeepSeq
      6 import Criterion.Main
      7 import qualified Crypto.Curve.Secp256k1 as S
      8 import qualified Crypto.Curve.Secp256k1.Internal as SI
      9 import qualified Data.ByteString as BS
     10 
     11 instance NFData S.Context
     12 instance NFData S.KeyPair
     13 instance NFData S.Pub
     14 instance NFData S.Sig
     15 instance NFData S.XOnlyPub
     16 
     17 main :: IO ()
     18 main = defaultMain [
     19     suite
     20   ]
     21 
     22 suite :: Benchmark
     23 suite = envWithCleanup setup destroy $ \ ~(tex, fen, pub, sig) ->
     24     bgroup "csecp256k1" [
     25         bgroup "ecdsa" [
     26           bench "sign" . nfIO $ S.sign_ecdsa tex _SEC _HAS
     27         , bench "verify" . nfIO $ S.verify_ecdsa tex pub _HAS sig
     28         ]
     29       , bgroup "schnorr" [
     30           bench "sign" . nfIO $ S.sign_schnorr tex _HAS _SEC fen
     31         , bench "verify" . nfIO $ S.verify_schnorr tex pub _HAS _SIG_SCHNORR
     32         ]
     33       , bgroup "ecdh" [
     34           bench "ecdh" . nfIO $ S.ecdh tex pub _SEC
     35         ]
     36       ]
     37   where
     38     setup = do
     39       ptr <- SI.secp256k1_context_create SI._SECP256K1_CONTEXT_NONE
     40       pub <- SI.wcontext $ \tex -> S.parse_pub (S.Context tex) _PUB_COMPRESSED
     41       sig <- SI.wcontext $ \tex -> S.parse_der (S.Context tex) _DER
     42       pure (S.Context ptr, BS.replicate 32 0, pub, sig)
     43 
     44     destroy (S.Context tex, _, _, _) = SI.secp256k1_context_destroy tex
     45 
     46 -- inputs
     47 
     48 -- a 32-byte message hash
     49 _HAS :: BS.ByteString
     50 _HAS = mconcat [
     51     "\245\203\231\216\129\130\164\184\228\NUL\249k\ACK\DC2\137!\134J"
     52   , "\CAN\CAN}\DC1L\138\232T\ESCVl\138\206\NUL"
     53   ]
     54 
     55 -- a 32-byte secret key
     56 _SEC :: BS.ByteString
     57 _SEC = mconcat [
     58     "\246RU\tMws\237\141\212\ETB\186\220\159\192E\193\248\SI\220[-%\ETB"
     59   , "+\ETX\FS\230\147>\ETX\154"
     60   ]
     61 
     62 -- 33-byte (compressed) public key
     63 _PUB_COMPRESSED :: BS.ByteString
     64 _PUB_COMPRESSED = mconcat [
     65     "\ETX\221\237B\ETX\218\201j~\133\242\195t\163|\227\233\201\161U"
     66   , "\167+d\180U\ESC\v\254w\157\212G\ENQ"
     67   ]
     68 
     69 -- DER-encoded signature
     70 _DER :: BS.ByteString
     71 _DER = mconcat [
     72     "0E\STX!\NUL\245\STX\191\160z\244>~\242ea\139\r\146\154v\EM\238\SOH\214"
     73   , "\NAK\SO7\235n\170\242\200\189\&7\251\"\STX o\EOT\NAK\171\SO\154\151z"
     74   , "\253x\178\194n\243\155\&9R\tm1\159\212\177\SOH\199h\173l\DC3.0E"
     75   ]
     76 
     77 -- 64-byte schnorr signature
     78 _SIG_SCHNORR :: BS.ByteString
     79 _SIG_SCHNORR  = mconcat [
     80     "\214\185AtJ\189\250Gp\NAK2\221\DC2[\182\209\192j{\140^\222R\NUL~"
     81   , "\139d@<\138\163rh\247\152\r\228\175\236\219\156\151\214~\135\&7"
     82   , "\225\&6\234\220;\164R\191\170\186\243\NAK\147\f\144\156ez"
     83   ]
     84