feat: implement wagyu-zcash-parameters crate

librustzcash-wrapper/Cargo.lock

@@ -1395,6 +1395,7 @@ dependencies = [
  "rand_core",
  "sapling-crypto",
  "secp256k1",
+ "wagyu-zcash-parameters",
  "zcash_address 0.2.0",
  "zcash_client_backend",
  "zcash_note_encryption",
@@ -1746,6 +1747,56 @@ version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
+[[package]]
+name = "wagyu-zcash-parameters"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61c904628658374e651288f000934c33ef738b2d8b3e65d4100b70b395dbe2bb"
+dependencies = [
+ "wagyu-zcash-parameters-1",
+ "wagyu-zcash-parameters-2",
+ "wagyu-zcash-parameters-3",
+ "wagyu-zcash-parameters-4",
+ "wagyu-zcash-parameters-5",
+ "wagyu-zcash-parameters-6",
+]
+
+[[package]]
+name = "wagyu-zcash-parameters-1"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "90bf2e21bb027d3f8428c60d6a720b54a08bf6ce4e6f834ef8e0d38bb5695da8"
+
+[[package]]
+name = "wagyu-zcash-parameters-2"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a616ab2e51e74cc48995d476e94de810fb16fc73815f390bf2941b046cc9ba2c"
+
+[[package]]
+name = "wagyu-zcash-parameters-3"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "14da1e2e958ff93c0830ee68e91884069253bf3462a67831b02b367be75d6147"
+
+[[package]]
+name = "wagyu-zcash-parameters-4"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f058aeef03a2070e8666ffb5d1057d8bb10313b204a254a6e6103eb958e9a6d6"
+
+[[package]]
+name = "wagyu-zcash-parameters-5"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3ffe916b30e608c032ae1b734f02574a3e12ec19ab5cc5562208d679efe4969d"
+
+[[package]]
+name = "wagyu-zcash-parameters-6"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a7b6d5a78adc3e8f198e9cd730f219a695431467f7ec29dcfc63ade885feebe1"
+
 [[package]]
 name = "wasi"
 version = "0.11.0+wasi-snapshot-preview1"

librustzcash-wrapper/Cargo.toml

@@ -23,6 +23,7 @@ incrementalmerkletree = "0.5.0"
 secp256k1 = "0.26.0"
 jubjub = "0.10.0"
 rand_core = { version = "0.6.4", features = ["getrandom"]}
+wagyu-zcash-parameters = "0.2.0"
 
 
 [features]

librustzcash-wrapper/src/lib.rs

@@ -167,6 +167,8 @@ use bech32::{
     Bech32m
 };
 
+use wagyu_zcash_parameters::load_sapling_parameters;
+
 pub enum RW {}
 pub const RW: PhantomData<RW> = PhantomData;
 
@@ -1637,10 +1639,6 @@ pub extern "C" fn rust_wrapper_create_transaction(
     o_input_len: usize,
     out_list: *const u8,
     out_list_len: usize,
-    sapspend: *const u8,
-    sapspend_len: usize,
-    sapoutput: *const u8,
-    sapoutput_len: usize,
     net: bool,
     bl_height: u32,
     build: bool,
@@ -1796,10 +1794,11 @@ pub extern "C" fn rust_wrapper_create_transaction(
         }
     }
     if build {
-        let spend_params_in: Vec<u8> = marshall_from_haskell_var(sapspend, sapspend_len, RW);
+        let (spend_params_in, output_params_in) = load_sapling_parameters();
+        //let spend_params_in: Vec<u8> = marshall_from_haskell_var(sapspend, sapspend_len, RW);
         let spend_params_reader = Cursor::new(spend_params_in);
         let spend_prover = SpendParameters::read(spend_params_reader, false).unwrap();
-        let output_params_in: Vec<u8> = marshall_from_haskell_var(sapoutput, sapoutput_len, RW);
+        //let output_params_in: Vec<u8> = marshall_from_haskell_var(sapoutput, sapoutput_len, RW);
         let output_params_reader = Cursor::new(output_params_in);
         let output_prover = OutputParameters::read(output_params_reader, false).unwrap();
         let result = if net {

src/C/Zcash.chs

@@ -283,8 +283,6 @@ import ZcashHaskell.Types
      , toBorshVar* `[SaplingTxSpend]'&
      , toBorshVar* `[OrchardTxSpend]'&
      , toBorshVar* `[OutgoingNote]'&
-     , toBorshVar* `BS.ByteString'&
-     , toBorshVar* `BS.ByteString'&
      , `Bool'
      , `Word64'
      , `Bool'

src/ZcashHaskell/Utils.hs

@@ -129,13 +129,11 @@ createTransaction ::
   -> [SaplingTxSpend] -- ^ the list of Sapling notes to spend
   -> [OrchardTxSpend] -- ^ the list of Orchard notes to spend
   -> [OutgoingNote] -- ^ the list of outgoing notes, including change notes
-  -> SaplingSpendParams -- ^ the Sapling circuit spending parameters
-  -> SaplingOutputParams -- ^ the Sapling circuit output parameters
   -> ZcashNet -- ^ the network to be used
   -> Int -- ^ target block height
   -> Bool -- ^ True to build, False to estimate fee
   -> Either TxError HexString
-createTransaction sapAnchor orchAnchor tSpend sSpend oSpend outgoing sParams oParams znet bh build =
+createTransaction sapAnchor orchAnchor tSpend sSpend oSpend outgoing znet bh build =
   processResult $! txResult
   where
     processResult :: HexString -> Either TxError HexString
@@ -168,8 +166,6 @@ createTransaction sapAnchor orchAnchor tSpend sSpend oSpend outgoing sParams oPa
         sSpend
         oSpend
         outgoing
-        (sapSParams sParams)
-        (sapOParams oParams)
         (znet == MainNet)
         (fromIntegral bh)
         build

test/Spec.hs

@@ -40,6 +40,7 @@ import GHC.Float.RealFracMethods (properFractionDoubleInteger)
 import Haskoin.Crypto.Hash (ripemd160)
 import Haskoin.Crypto.Keys.Extended
 import Haskoin.Transaction.Common
+import Network.HTTP.Simple (Response(..))
 import Test.HUnit
 import Test.Hspec
 import Test.Hspec.QuickCheck
@@ -82,6 +83,8 @@ import ZcashHaskell.Types
   , RawTxOut(..)
   , RawTxResponse(..)
   , RawZebraTx(..)
+  , RpcError(..)
+  , RpcResponse(..)
   , SaplingAddress(..)
   , SaplingBundle(..)
   , SaplingCommitmentTree(..)
@@ -1179,7 +1182,7 @@ main = do
         updateOrchardWitness wit cmxs `shouldBe`
           OrchardWitness
             (hexString
-               "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")
+               "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")
 
 -- | Properties
 prop_PhraseLength :: Property

zcash-haskell.cabal

@@ -86,5 +86,6 @@ test-suite zcash-haskell-test
     , binary
     , cryptonite
     , secp256k1-haskell
+    , http-conduit
   pkgconfig-depends: rustzcash_wrapper
   default-language: Haskell2010