secp256k1

Pure Haskell Schnorr, ECDSA on the elliptic curve secp256k1 (docs.ppad.tech/secp256k1).
git clone git://git.ppad.tech/secp256k1.git
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flake.nix (2460B)

      1 {
      2   description = "Pure Haskell Schnorr, ECDSA on secp256k1";
      3 
      4   inputs = {
      5     ppad-nixpkgs = {
      6       type = "git";
      7       url  = "git://git.ppad.tech/nixpkgs.git";
      8       ref  = "master";
      9     };
     10     ppad-sha256 = {
     11       type = "git";
     12       url  = "git://git.ppad.tech/sha256.git";
     13       ref  = "master";
     14       inputs.ppad-nixpkgs.follows = "ppad-nixpkgs";
     15     };
     16     ppad-sha512 = {
     17       type = "git";
     18       url  = "git://git.ppad.tech/sha512.git";
     19       ref  = "master";
     20       inputs.ppad-nixpkgs.follows = "ppad-nixpkgs";
     21     };
     22     ppad-hmac-drbg = {
     23       type = "git";
     24       url  = "git://git.ppad.tech/hmac-drbg.git";
     25       ref  = "master";
     26       inputs.ppad-sha256.follows = "ppad-sha256";
     27       inputs.ppad-sha512.follows = "ppad-sha512";
     28       inputs.ppad-nixpkgs.follows = "ppad-nixpkgs";
     29     };
     30     flake-utils.follows = "ppad-nixpkgs/flake-utils";
     31     nixpkgs.follows = "ppad-nixpkgs/nixpkgs";
     32   };
     33 
     34   outputs = { self, nixpkgs, flake-utils, ppad-nixpkgs
     35             , ppad-sha256, ppad-sha512
     36             , ppad-hmac-drbg
     37             }:
     38     flake-utils.lib.eachDefaultSystem (system:
     39       let
     40         lib = "ppad-secp256k1";
     41 
     42         pkgs = import nixpkgs { inherit system; };
     43         hlib = pkgs.haskell.lib;
     44 
     45         sha256 = ppad-sha256.packages.${system}.default;
     46         hmac-drbg = ppad-hmac-drbg.packages.${system}.default;
     47 
     48         hpkgs = pkgs.haskell.packages.ghc981.extend (new: old: {
     49           ppad-sha256 = sha256;
     50           ppad-hmac-drbg = hmac-drbg;
     51           ${lib} = new.callCabal2nix lib ./. {
     52             ppad-sha256 = new.ppad-sha256;
     53             ppad-hmac-drbg = new.ppad-hmac-drbg;
     54           };
     55         });
     56 
     57         cc    = pkgs.stdenv.cc;
     58         ghc   = hpkgs.ghc;
     59         cabal = hpkgs.cabal-install;
     60       in
     61         {
     62           packages.default = hpkgs.${lib};
     63 
     64           devShells.default = hpkgs.shellFor {
     65             packages = p: [
     66               (hlib.doBenchmark p.${lib})
     67             ];
     68 
     69             buildInputs = [
     70               cabal
     71               cc
     72             ];
     73 
     74             inputsFrom = builtins.attrValues self.packages.${system};
     75 
     76             doBenchmark = true;
     77 
     78             shellHook = ''
     79               PS1="[${lib}] \w$ "
     80               echo "entering ${system} shell, using"
     81               echo "cc:    $(${cc}/bin/cc --version)"
     82               echo "ghc:   $(${ghc}/bin/ghc --version)"
     83               echo "cabal: $(${cabal}/bin/cabal --version)"
     84             '';
     85           };
     86         }
     87       );
     88 }
     89