Vergara_Tech/zcash-haskell
2
0
Fork 0
Code Issues Pull requests Projects Releases 5 Packages Wiki Activity

Optimize transaction creation (#98)

Browse source 
Reviewed-on: https://git.vergara.tech///Vergara_Tech/zcash-haskell/pulls/98
Co-authored-by: Rene Vergara <rene@vergara.network>
Co-committed-by: Rene Vergara <rene@vergara.network>
This commit is contained in:
Rene Vergara 2024-10-30 16:47:11 +00:00 committed by Vergara Technologies LLC
parent 662a0d1148
commit 6d4b6840d3
Signed by: Vergara Technologies LLC
GPG key ID: 99DB473BB4715618
8 changed files with 437 additions and 184 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
CHANGELOG.md
View file

@ -5,6 +5,18 @@ All notable changes to this project will be documented in this file.
The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
## [0.7.3.0]
### Added
- Function to create an Orchard hash from a note commitment
- Function to hash Orchard commitments
### Changed
- Modified frontiers to use `HexString` for ommers
- Optimized `createTransaction`
## [0.7.2.0]
### Changed

276
librustzcash-wrapper/src/lib.rs
View file

@ -20,9 +20,9 @@ use borsh::{BorshDeserialize, BorshSerialize};
use haskell_ffi::{
error::Result,
from_haskell::{marshall_from_haskell_var, marshall_from_haskell_fixed},
to_haskell::{marshall_to_haskell_var, marshall_to_haskell_fixed},
FromHaskell, HaskellSize, ToHaskell
from_haskell::marshall_from_haskell_var,
to_haskell::marshall_to_haskell_var,
FromHaskell, ToHaskell
};
use secp256k1::SecretKey;
@ -30,6 +30,8 @@ use secp256k1::SecretKey;
use jubjub::Fr;
use incrementalmerkletree::{
Hashable,
Level,
Position,
frontier::{
CommitmentTree,
@ -40,8 +42,7 @@ use incrementalmerkletree::{
};
use zip32::{
Scope as SaplingScope,
ChildIndex
Scope as SaplingScope
};
@ -92,7 +93,8 @@ use zcash_primitives::{
write_commitment_tree,
read_incremental_witness,
write_incremental_witness,
read_frontier_v1
read_frontier_v1,
read_nonempty_frontier_v1
},
legacy::{
Script,
@ -697,7 +699,7 @@ impl<RW> ToHaskell<RW> for Hsvk {
pub struct Hfrontier {
position: u64,
leaf: Hhex,
ommers: Vec<Vec<u8>>
ommers: Vec<Hhex>
}
impl<RW> ToHaskell<RW> for Hfrontier {
@ -1384,11 +1386,11 @@ pub extern "C" fn rust_wrapper_read_sapling_frontier(
match frontier.value() {
Some(f1) => {
let (pos, leaf, omm) = f1.clone().into_parts();
let f = Hfrontier { position: <u64>::from(pos), leaf: Hhex { bytes: leaf.to_bytes().to_vec()}, ommers: omm.iter().map(|&x| x.to_bytes().to_vec()).collect()};
let f = Hfrontier { position: <u64>::from(pos), leaf: Hhex { bytes: leaf.to_bytes().to_vec()}, ommers: omm.iter().map(|&x| Hhex { bytes: x.to_bytes().to_vec()}).collect()};
marshall_to_haskell_var(&f, out, out_len, RW);
},
None => {
let f0 = Hfrontier { position: 0, leaf: Hhex { bytes: vec![0]}, ommers: vec![vec![0]]};
let f0 = Hfrontier { position: 0, leaf: Hhex { bytes: vec![0]}, ommers: vec![Hhex { bytes: vec![0]}]};
marshall_to_haskell_var(&f0, out, out_len, RW);
}
}
@ -1405,17 +1407,17 @@ pub extern "C" fn rust_wrapper_read_sapling_commitment_tree(
){
let tree_in: Hfrontier = marshall_from_haskell_var(tree, tree_len, RW);
let leaf = Node::from_bytes(to_array(tree_in.leaf.bytes)).unwrap();
let mut comm_tree = NonEmptyFrontier::from_parts(Position::from(tree_in.position), leaf, tree_in.ommers.iter().map(|x| Node::from_bytes(to_array(x.clone())).unwrap() ).collect()).unwrap();
let mut comm_tree = NonEmptyFrontier::from_parts(Position::from(tree_in.position), leaf, tree_in.ommers.iter().map(|x| Node::from_bytes(to_array(x.bytes.clone())).unwrap() ).collect()).unwrap();
let node_in: Vec<u8> = marshall_from_haskell_var(node, node_len, RW);
let sap_note_comm = SaplingNoteCommitment::from_bytes(&to_array(node_in));
if sap_note_comm.is_some().into() {
let n = Node::from_cmu(&sap_note_comm.unwrap());
comm_tree.append(n);
let (pos, leaf, omm) = comm_tree.into_parts();
let f = Hfrontier { position: <u64>::from(pos), leaf: Hhex { bytes: leaf.to_bytes().to_vec()}, ommers: omm.iter().map(|&x| x.to_bytes().to_vec()).collect()};
let f = Hfrontier { position: <u64>::from(pos), leaf: Hhex { bytes: leaf.to_bytes().to_vec()}, ommers: omm.iter().map(|&x| Hhex { bytes: x.to_bytes().to_vec()}).collect()};
marshall_to_haskell_var(&f, out, out_len, RW);
} else {
let f0 = Hfrontier { position: 0, leaf: Hhex { bytes: vec![0]}, ommers: vec![vec![0]]};
let f0 = Hfrontier { position: 0, leaf: Hhex { bytes: vec![0]}, ommers: vec![Hhex { bytes: vec![0]}]};
marshall_to_haskell_var(&f0, out, out_len, RW);
}
}
@ -1429,7 +1431,7 @@ pub extern "C" fn rust_wrapper_read_sapling_witness(
){
let tree_in: Hfrontier = marshall_from_haskell_var(tree, tree_len, RW);
let leaf = Node::from_bytes(to_array(tree_in.leaf.bytes)).unwrap();
let frontier: Frontier<Node, SAPLING_DEPTH> = Frontier::from_parts(Position::from(tree_in.position), leaf, tree_in.ommers.iter().map(|x| Node::from_bytes(to_array(x.clone())).unwrap() ).collect()).unwrap();
let frontier: Frontier<Node, SAPLING_DEPTH> = Frontier::from_parts(Position::from(tree_in.position), leaf, tree_in.ommers.iter().map(|x| Node::from_bytes(to_array(x.bytes.clone())).unwrap() ).collect()).unwrap();
let ct: CommitmentTree<Node, SAPLING_DEPTH> = CommitmentTree::from_frontier(&frontier);
let inc_wit = IncrementalWitness::from_tree(ct);
let mut out_bytes: Vec<u8> = Vec::new();
@ -1501,23 +1503,120 @@ pub extern "C" fn rust_wrapper_read_orchard_frontier(
){
let tree_in: Vec<u8> = marshall_from_haskell_var(tree, tree_len, RW);
let tree_reader = Cursor::new(tree_in);
let comm_tree: CommitmentTree<MerkleHashOrchard, 32> = read_commitment_tree(tree_reader).unwrap();
//let comm_tree: Frontier<MerkleHashOrchard, 32> = read_frontier_v1(tree_reader).unwrap();
let frontier: Frontier<MerkleHashOrchard, 32> = comm_tree.to_frontier();
let comm_tree = read_commitment_tree(tree_reader);
//let comm_tree = read_frontier_v1(tree_reader);
//let frontier: Frontier<MerkleHashOrchard, 32> = comm_tree.to_frontier();
match comm_tree {
Ok::<CommitmentTree<MerkleHashOrchard, 32>, _>(f1) => {
let frontier = f1.to_frontier();
match frontier.value() {
Some(f1) => {
let (pos, leaf, omm) = f1.clone().into_parts();
let f = Hfrontier { position: <u64>::from(pos), leaf: Hhex { bytes: leaf.to_bytes().to_vec()}, ommers: omm.iter().map(|&x| x.to_bytes().to_vec()).collect()};
Some(f2) => {
let (pos, leaf, omm) = f2.clone().into_parts();
let f = Hfrontier { position: <u64>::from(pos), leaf: Hhex { bytes: leaf.to_bytes().to_vec()}, ommers: omm.iter().map(|&x| Hhex { bytes: x.to_bytes().to_vec()}).collect()};
marshall_to_haskell_var(&f, out, out_len, RW);
},
None => {
let f0 = Hfrontier { position: 0, leaf: Hhex { bytes: vec![0]}, ommers: vec![vec![0]]};
let f0 = Hfrontier { position: 0, leaf: Hhex { bytes: vec![0]}, ommers: vec![Hhex { bytes: vec![0]}]};
marshall_to_haskell_var(&f0, out, out_len, RW);
}
}
},
Err(_e) => {
let f0 = Hfrontier { position: 0, leaf: Hhex { bytes: vec![0]}, ommers: vec![Hhex { bytes: vec![0]}]};
marshall_to_haskell_var(&f0, out, out_len, RW);
}
}
}
#[no_mangle]
pub extern "C" fn rust_wrapper_read_orchard_tree_anchor(
tree: *const u8,
tree_len: usize,
out: *mut u8,
out_len: &mut usize
){
let tree_in: Hfrontier = marshall_from_haskell_var(tree, tree_len, RW);
let leaf = MerkleHashOrchard::from_bytes(&to_array(tree_in.leaf.bytes)).unwrap();
let comm_tree: NonEmptyFrontier<MerkleHashOrchard> = NonEmptyFrontier::from_parts(Position::from(tree_in.position), leaf, tree_in.ommers.iter().map(|x| MerkleHashOrchard::from_bytes(&to_array(x.bytes.clone())).unwrap() ).collect()).unwrap();
let root = comm_tree.root(None);
let h = Hhex { bytes: root.to_bytes().to_vec() };
marshall_to_haskell_var(&h, out, out_len, RW);
}
#[no_mangle]
pub extern "C" fn rust_wrapper_read_orchard_witness_anchor(
wit: *const u8,
wit_len: usize,
out: *mut u8,
out_len: &mut usize
) {
let wit_in: Vec<u8> = marshall_from_haskell_var(wit, wit_len, RW);
let wit_reader = Cursor::new(wit_in);
let iw: IncrementalWitness<MerkleHashOrchard, 32> = read_incremental_witness(wit_reader).unwrap();
let root = iw.root();
let h = Hhex { bytes: root.to_bytes().to_vec() };
marshall_to_haskell_var(&h, out, out_len, RW);
}
#[no_mangle]
pub extern "C" fn rust_wrapper_read_orchard_node(
cmx: *const u8,
cmx_len: usize,
out: *mut u8,
out_len: &mut usize
){
let node_in: Vec<u8> = marshall_from_haskell_var(cmx, cmx_len, RW);
let orchard_note_comm = ExtractedNoteCommitment::from_bytes(&to_array(node_in));
if orchard_note_comm.is_some().into() {
let n = MerkleHashOrchard::from_cmx(&orchard_note_comm.unwrap());
let h = Hhex { bytes: n.to_bytes().to_vec()};
marshall_to_haskell_var(&h, out, out_len, RW);
} else {
let h0 = Hhex { bytes: vec![0] };
marshall_to_haskell_var(&h0, out, out_len, RW);
}
}
#[no_mangle]
pub extern "C" fn rust_wrapper_combine_orchard_nodes(
level: u8,
left: *const u8,
left_len: usize,
right: *const u8,
right_len: usize,
out: *mut u8,
out_len: &mut usize
){
let left_in: Vec<u8> = marshall_from_haskell_var(left, left_len, RW);
let right_in: Vec<u8> = marshall_from_haskell_var(right, right_len, RW);
if left_in.len() == 1 {
let n = MerkleHashOrchard::combine(Level::new(level), &MerkleHashOrchard::empty_leaf(), &MerkleHashOrchard::empty_leaf());
let h = Hhex { bytes: n.to_bytes().to_vec() };
marshall_to_haskell_var(&h, out, out_len, RW);
} else {
let left_node = MerkleHashOrchard::from_bytes(&to_array(left_in));
if left_node.is_some().into() {
if right_in.len() > 1 {
let right_node = MerkleHashOrchard::from_bytes(&to_array(right_in));
if right_node.is_some().into() {
let n = MerkleHashOrchard::combine(Level::new(level), &left_node.unwrap(), &right_node.unwrap());
let h = Hhex { bytes: n.to_bytes().to_vec() };
marshall_to_haskell_var(&h, out, out_len, RW);
} else {
let h0 = Hhex { bytes: vec![0] };
marshall_to_haskell_var(&h0, out, out_len, RW);
}
} else {
let n = MerkleHashOrchard::combine(Level::new(level), &left_node.unwrap(), &MerkleHashOrchard::empty_leaf());
let h = Hhex { bytes: n.to_bytes().to_vec() };
marshall_to_haskell_var(&h, out, out_len, RW);
}
} else {
let h0 = Hhex { bytes: vec![0] };
marshall_to_haskell_var(&h0, out, out_len, RW);
}
}
}
#[no_mangle]
@ -1534,17 +1633,17 @@ pub extern "C" fn rust_wrapper_read_orchard_commitment_tree(
//let mut comm_tree: CommitmentTree<MerkleHashOrchard, 32> = read_commitment_tree(tree_reader).unwrap();
//let mut comm_tree: Frontier<MerkleHashOrchard, 32> = read_frontier_v1(tree_reader).unwrap();
let leaf = MerkleHashOrchard::from_bytes(&to_array(tree_in.leaf.bytes)).unwrap();
let mut comm_tree: NonEmptyFrontier<MerkleHashOrchard> = NonEmptyFrontier::from_parts(Position::from(tree_in.position), leaf, tree_in.ommers.iter().map(|x| MerkleHashOrchard::from_bytes(&to_array(x.clone())).unwrap() ).collect()).unwrap();
let mut comm_tree: NonEmptyFrontier<MerkleHashOrchard> = NonEmptyFrontier::from_parts(Position::from(tree_in.position), leaf, tree_in.ommers.iter().map(|x| MerkleHashOrchard::from_bytes(&to_array(x.bytes.clone())).unwrap() ).collect()).unwrap();
let node_in: Vec<u8> = marshall_from_haskell_var(node, node_len, RW);
let orchard_note_comm = ExtractedNoteCommitment::from_bytes(&to_array(node_in));
if orchard_note_comm.is_some().into() {
let n = MerkleHashOrchard::from_cmx(&orchard_note_comm.unwrap());
comm_tree.append(n);
let (pos, leaf, omm) = comm_tree.into_parts();
let f = Hfrontier { position: <u64>::from(pos), leaf: Hhex { bytes: leaf.to_bytes().to_vec()}, ommers: omm.iter().map(|&x| x.to_bytes().to_vec()).collect()};
let f = Hfrontier { position: <u64>::from(pos), leaf: Hhex { bytes: leaf.to_bytes().to_vec()}, ommers: omm.iter().map(|&x| Hhex { bytes: x.to_bytes().to_vec()}).collect()};
marshall_to_haskell_var(&f, out, out_len, RW);
} else {
let f0 = Hfrontier { position: 0, leaf: Hhex { bytes: vec![0]}, ommers: vec![vec![0]]};
let f0 = Hfrontier { position: 0, leaf: Hhex { bytes: vec![0]}, ommers: vec![Hhex { bytes: vec![0]}]};
marshall_to_haskell_var(&f0, out, out_len, RW);
}
}
@ -1558,7 +1657,7 @@ pub extern "C" fn rust_wrapper_read_orchard_witness(
){
let tree_in: Hfrontier = marshall_from_haskell_var(tree, tree_len, RW);
let leaf = MerkleHashOrchard::from_bytes(&to_array(tree_in.leaf.bytes)).unwrap();
let frontier: Frontier<MerkleHashOrchard, 32> = Frontier::from_parts(Position::from(tree_in.position), leaf, tree_in.ommers.iter().map(|x| MerkleHashOrchard::from_bytes(&to_array(x.clone())).unwrap() ).collect()).unwrap();
let frontier: Frontier<MerkleHashOrchard, 32> = Frontier::from_parts(Position::from(tree_in.position), leaf, tree_in.ommers.iter().map(|x| MerkleHashOrchard::from_bytes(&to_array(x.bytes.clone())).unwrap() ).collect()).unwrap();
let ct: CommitmentTree<MerkleHashOrchard, 32> = CommitmentTree::from_frontier(&frontier);
let inc_wit = IncrementalWitness::from_tree(ct);
let mut out_bytes: Vec<u8> = Vec::new();
@ -1695,43 +1794,41 @@ pub extern "C" fn rust_wrapper_create_transaction(
build: bool,
out: *mut u8,
out_len: &mut usize){
//let sap_wit_in: Vec<u8> = marshall_from_haskell_var(sap_wit, sap_wit_len, RW);
//let sap_wit_reader = Cursor::new(sap_wit_in);
//let sap_iw = read_commitment_tree::<Node, Cursor<Vec<u8>>, SAPLING_DEPTH>(sap_wit_reader);
let sap_input: Vec<HsaplingInput> = marshall_from_haskell_var(s_input, s_input_len, RW);
let sap_anchor =
if sap_input.is_empty() {
let sap_wit_in: Vec<u8> = marshall_from_haskell_var(sap_wit, sap_wit_len, RW);
let sap_wit_reader = Cursor::new(sap_wit_in);
let sap_iw = read_commitment_tree::<Node, Cursor<Vec<u8>>, SAPLING_DEPTH>(sap_wit_reader);
match sap_iw {
Ok(s_iw) => {
Some(SaplingAnchor::from(s_iw.root()))
},
Err(_e) => {
None
}
}
} else {
let si = &sap_input[0];
let swit_reader = Cursor::new(&si.iw);
let iw: IncrementalWitness<Node, SAPLING_DEPTH> = read_incremental_witness(swit_reader).unwrap();
Some(SaplingAnchor::from(iw.root()))
};
//let sap_anchor = match sap_iw {
//Ok(s_iw) => {
//Some(SaplingAnchor::from(s_iw.root()))
//},
//Err(_e) => {
//None
//}
//};
//println!("{:?}", sap_anchor);
//let orch_wit_in: Vec<u8> = marshall_from_haskell_var(orch_wit, orch_wit_len, RW);
//let orch_wit_reader = Cursor::new(orch_wit_in);
//let orch_iw = read_commitment_tree::<MerkleHashOrchard, Cursor<Vec<u8>>, 32>(orch_wit_reader);
let orch_input: Vec<HorchardInput> = marshall_from_haskell_var(o_input, o_input_len, RW);
//let orch_anchor = match orch_iw {
//Ok(o_iw) => {
//Some(OrchardAnchor::from(o_iw.root()))
//},
//Err(_e) => {
//None
//}
//};
let orch_anchor =
if orch_input.is_empty() {
let orch_wit_in: Vec<u8> = marshall_from_haskell_var(orch_wit, orch_wit_len, RW);
let orch_wit_reader = Cursor::new(orch_wit_in);
let orch_iw = read_commitment_tree::<MerkleHashOrchard, Cursor<Vec<u8>>, 32>(orch_wit_reader);
match orch_iw {
Ok(o_iw) => {
Some(OrchardAnchor::from(o_iw.root()))
},
Err(_e) => {
None
}
}
} else {
let oi = &orch_input[0];
let wit_reader = Cursor::new(&oi.iw);
@ -1744,6 +1841,7 @@ pub extern "C" fn rust_wrapper_create_transaction(
let trans_input: Vec<HtransparentInput> = marshall_from_haskell_var(t_input, t_input_len, RW);
for t_in in trans_input {
if t_in.sk.len() > 1 {
//println!("t inp: {:?}", t_in);
let k = SecretKey::from_slice(&t_in.sk).unwrap();
if net {
match main_builder.add_transparent_input(k, t_in.utxo.unpack(), t_in.coin.unpack()) {
@ -1766,6 +1864,7 @@ pub extern "C" fn rust_wrapper_create_transaction(
}
for s_in in sap_input {
if s_in.sk.len() > 1 {
//println!("s inp: {:?}", s_in);
let sp_key = ExtendedSpendingKey::from_bytes(&s_in.sk);
match sp_key {
Ok(sk) => {
@ -1817,6 +1916,7 @@ pub extern "C" fn rust_wrapper_create_transaction(
let rho = Rho::from_bytes(&to_array(o_in.note.rho)).unwrap();
let rseed = RandomSeed::from_bytes(to_array(o_in.note.rseed.bytes), &rho).unwrap();
let val = NoteValue::from_raw(o_in.note.note);
//println!("o inp: {:?}", val);
let note = Note::from_parts(pay_addr, val, rho, rseed).unwrap();
let wit_reader = Cursor::new(o_in.iw);
let iw: IncrementalWitness<MerkleHashOrchard, 32> = read_incremental_witness(wit_reader).unwrap();
@ -1852,19 +1952,49 @@ pub extern "C" fn rust_wrapper_create_transaction(
1 => {
let recipient = TransparentAddress::PublicKeyHash(to_array(output.to));
let val = NonNegativeAmount::from_u64(output.amt).unwrap();
//println!("t out: {:?} {:?}", val, output.chg);
if net {
let _mb = main_builder.add_transparent_output(&recipient, val);
let mb = main_builder.add_transparent_output(&recipient, val);
match mb {
Ok(()) => { continue; },
Err(_e) => {
let x = Hhex {bytes: vec![4]};
marshall_to_haskell_var(&x, out, out_len, RW);
}
}
} else {
let _tb = test_builder.add_transparent_output(&recipient, val);
let tb = test_builder.add_transparent_output(&recipient, val);
match tb {
Ok(()) => { continue; },
Err(_e) => {
let x = Hhex {bytes: vec![4]};
marshall_to_haskell_var(&x, out, out_len, RW);
}
}
}
},
2 => {
let recipient = TransparentAddress::ScriptHash(to_array(output.to));
let val = NonNegativeAmount::from_u64(output.amt).unwrap();
//println!("t out: {:?} {:?}", val, output.chg);
if net {
let _mb = main_builder.add_transparent_output(&recipient, val);
let mb = main_builder.add_transparent_output(&recipient, val);
match mb {
Ok(()) => { continue; },
Err(_e) => {
let x = Hhex {bytes: vec![4]};
marshall_to_haskell_var(&x, out, out_len, RW);
}
}
} else {
let _tb = test_builder.add_transparent_output(&recipient, val);
let tb = test_builder.add_transparent_output(&recipient, val);
match tb {
Ok(()) => { continue; },
Err(_e) => {
let x = Hhex {bytes: vec![4]};
marshall_to_haskell_var(&x, out, out_len, RW);
}
}
}
},
3 => {
@ -1872,10 +2002,26 @@ pub extern "C" fn rust_wrapper_create_transaction(
let recipient = PaymentAddress::from_bytes(&to_array(output.to)).unwrap();
let val = NonNegativeAmount::from_u64(output.amt).unwrap();
let memo = MemoBytes::from_bytes(&output.memo).unwrap();
//println!("s out: {:?} {:?}", val, output.chg);
if net {
let _mb = main_builder.add_sapling_output::<String>(ovk, recipient, val, memo);
let mb = main_builder.add_sapling_output::<String>(ovk, recipient, val, memo);
match mb {
Ok(()) => { continue; },
Err(_e) => {
let x = Hhex {bytes: vec![5]};
marshall_to_haskell_var(&x, out, out_len, RW);
}
}
} else {
let _tb = test_builder.add_sapling_output::<String>(ovk, recipient, val, memo);
let tb = test_builder.add_sapling_output::<String>(ovk, recipient, val, memo);
match tb {
Ok(()) => { continue; },
Err(_e) => {
let x = Hhex {bytes: vec![5]};
marshall_to_haskell_var(&x, out, out_len, RW);
}
}
//println!("add sap: {:?}", tb);
}
},
4 => {
@ -1887,11 +2033,26 @@ pub extern "C" fn rust_wrapper_create_transaction(
};
let recipient = OrchardAddress::from_raw_address_bytes(&to_array(output.to)).unwrap();
let val = output.amt;
//println!("o out: {:?} {:?}", val, output.chg);
let memo = MemoBytes::from_bytes(&output.memo).unwrap();
if net {
let _mb = main_builder.add_orchard_output::<String>(ovk, recipient, val, memo);
let mb = main_builder.add_orchard_output::<String>(ovk, recipient, val, memo);
match mb {
Ok(()) => { continue; },
Err(_e) => {
let x = Hhex {bytes: vec![6]};
marshall_to_haskell_var(&x, out, out_len, RW);
}
}
} else {
let _tb = test_builder.add_orchard_output::<String>(ovk, recipient, val, memo);
let tb = test_builder.add_orchard_output::<String>(ovk, recipient, val, memo);
match tb {
Ok(()) => { continue; },
Err(_e) => {
let x = Hhex {bytes: vec![6]};
marshall_to_haskell_var(&x, out, out_len, RW);
}
}
}
},
_ => {
@ -1900,6 +2061,12 @@ pub extern "C" fn rust_wrapper_create_transaction(
}
}
if build {
//let fee_result = if net {
//main_builder.get_fee(&FeeRule::standard())
//} else {
//test_builder.get_fee(&FeeRule::standard())
//};
//println!("fee: {:?}", fee_result);
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);
@ -1926,6 +2093,7 @@ pub extern "C" fn rust_wrapper_create_transaction(
marshall_to_haskell_var(&x, out, out_len, RW);
},
Error::ChangeRequired(y1) => {
//println!("change req: {:?}", y1);
let x = Hhex {bytes: vec![1]};
marshall_to_haskell_var(&x, out, out_len, RW);
},

30
src/C/Zcash.chs
View file

@ -246,6 +246,36 @@ import ZcashHaskell.Types
-> `()'
#}
{# fun unsafe rust_wrapper_read_orchard_node as rustWrapperReadOrchardNode
{ toBorshVar* `BS.ByteString'&
, getVarBuffer `Buffer HexString'&
}
-> `()'
#}
{# fun unsafe rust_wrapper_combine_orchard_nodes as rustWrapperCombineOrchardNodes
{ `Int8'
, toBorshVar* `BS.ByteString'&
, toBorshVar* `BS.ByteString'&
, getVarBuffer `Buffer HexString'&
}
-> `()'
#}
{# fun unsafe rust_wrapper_read_orchard_tree_anchor as rustWrapperReadOrchardTreeAnchor
{ toBorshVar* `OrchardFrontier'&
, getVarBuffer `Buffer HexString'&
}
-> `()'
#}
{# fun unsafe rust_wrapper_read_orchard_witness_anchor as rustWrapperReadOrchardWitnessAnchor
{ toBorshVar* `BS.ByteString'&
, getVarBuffer `Buffer HexString'&
}
-> `()'
#}
{# fun unsafe rust_wrapper_read_orchard_commitment_tree as rustWrapperReadOrchardCommitmentTree
{ toBorshVar* `OrchardFrontier'&
, toBorshVar* `BS.ByteString'&

36
src/ZcashHaskell/Orchard.hs
View file

@ -18,15 +18,19 @@
module ZcashHaskell.Orchard where
import C.Zcash
( rustWrapperGenOrchardReceiver
( rustWrapperCombineOrchardNodes
, rustWrapperGenOrchardReceiver
, rustWrapperGenOrchardSpendKey
, rustWrapperOrchardCheck
, rustWrapperOrchardNoteDecode
, rustWrapperOrchardNoteDecodeSK
, rustWrapperReadOrchardCommitmentTree
, rustWrapperReadOrchardFrontier
, rustWrapperReadOrchardNode
, rustWrapperReadOrchardPosition
, rustWrapperReadOrchardTreeAnchor
, rustWrapperReadOrchardWitness
, rustWrapperReadOrchardWitnessAnchor
, rustWrapperUADecode
, rustWrapperUfvkDecode
, rustWrapperUpdateOrchardWitness
@ -205,6 +209,15 @@ getOrchardFrontier tree =
withPureBorshVarBuffer $
rustWrapperReadOrchardFrontier $ toBytes $ orchTree tree
getOrchardTreeAnchor :: OrchardFrontier -> HexString
getOrchardTreeAnchor tree =
withPureBorshVarBuffer $ rustWrapperReadOrchardTreeAnchor tree
getOrchardWitnessAnchor :: OrchardWitness -> HexString
getOrchardWitnessAnchor wit =
withPureBorshVarBuffer $
rustWrapperReadOrchardWitnessAnchor $ toBytes $ orchWit wit
-- | Update a Orchard commitment tree
updateOrchardCommitmentTree ::
OrchardFrontier -- ^ the base tree
@ -244,6 +257,27 @@ updateOrchardWitness wit cmus =
(map toBytes cmus)
else wit
getOrchardNodeValue :: BS.ByteString -> Maybe HexString
getOrchardNodeValue cmx =
if BS.length (hexBytes n) > 1
then Just n
else Nothing
where
n = withPureBorshVarBuffer $ rustWrapperReadOrchardNode cmx
combineOrchardNodes :: Integer -> HexString -> HexString -> Maybe HexString
combineOrchardNodes level n1 n2 =
if BS.length (hexBytes r) > 1
then Just r
else Nothing
where
r =
withPureBorshVarBuffer $
rustWrapperCombineOrchardNodes
(fromIntegral level)
(toBytes n1)
(toBytes n2)
-- | Parse a potential Zcash address
parseAddress :: BS.ByteString -> Maybe ValidAddress
parseAddress t =

4
src/ZcashHaskell/Types.hs
View file

@ -614,7 +614,7 @@ newtype SaplingCommitmentTree = SaplingCommitmentTree
data SaplingFrontier = SaplingFrontier
{ sf_pos :: !Int64
, sf_leaf :: !HexString
, sf_ommers :: ![BS.ByteString]
, sf_ommers :: ![HexString]
} deriving stock (Eq, Prelude.Show, GHC.Generic)
deriving anyclass (SOP.Generic, SOP.HasDatatypeInfo)
deriving anyclass (Data.Structured.Show)
@ -730,7 +730,7 @@ newtype OrchardCommitmentTree = OrchardCommitmentTree
data OrchardFrontier = OrchardFrontier
{ of_pos :: !Int64
, of_leaf :: !HexString
, of_ommers :: ![BS.ByteString]
, of_ommers :: ![HexString]
} deriving stock (Eq, Prelude.Show, GHC.Generic)
deriving anyclass (SOP.Generic, SOP.HasDatatypeInfo)
deriving anyclass (Data.Structured.Show)

42
src/ZcashHaskell/Utils.hs
View file

@ -132,29 +132,10 @@ createTransaction ::
-> 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 znet bh build =
processResult $! txResult
where
processResult :: HexString -> Either TxError HexString
processResult input =
if BS.length (hexBytes input) > 1
then Right input
else case head (BS.unpack $ hexBytes input) of
0 -> Left InsufficientFunds
1 -> Left ChangeRequired
2 -> Left Fee
3 -> Left Balance
4 -> Left TransparentBuild
5 -> Left SaplingBuild
6 -> Left OrchardBuild
7 -> Left OrchardSpend
8 -> Left OrchardRecipient
9 -> Left SaplingBuilderNotAvailable
10 -> Left OrchardBuilderNotAvailable
_ -> Left ZHError
txResult =
withPureBorshVarBuffer $
-> IO (Either TxError HexString)
createTransaction sapAnchor orchAnchor tSpend sSpend oSpend outgoing znet bh build = do
txResult <-
withBorshBufferOfInitSize 51200 $
rustWrapperCreateTx
(case sapAnchor of
Nothing -> "0"
@ -169,3 +150,18 @@ createTransaction sapAnchor orchAnchor tSpend sSpend oSpend outgoing znet bh bui
(znet == MainNet)
(fromIntegral bh)
build
if BS.length (hexBytes txResult) > 1
then pure $ Right txResult
else case head (BS.unpack $ hexBytes txResult) of
0 -> pure $ Left InsufficientFunds
1 -> pure $ Left ChangeRequired
2 -> pure $ Left Fee
3 -> pure $ Left Balance
4 -> pure $ Left TransparentBuild
5 -> pure $ Left SaplingBuild
6 -> pure $ Left OrchardBuild
7 -> pure $ Left OrchardSpend
8 -> pure $ Left OrchardRecipient
9 -> pure $ Left SaplingBuilderNotAvailable
10 -> pure $ Left OrchardBuilderNotAvailable
_ -> pure $ Left ZHError

107
test/Spec.hs
View file

@ -55,6 +55,7 @@ import ZcashHaskell.Sapling
, genSaplingInternalAddress
, genSaplingPaymentAddress
, genSaplingSpendingKey
, getSaplingFrontier
, getSaplingNotePosition
, getSaplingWitness
, getShieldedOutputs
@ -73,6 +74,7 @@ import ZcashHaskell.Types
, OrchardAction(..)
, OrchardBundle(..)
, OrchardCommitmentTree(..)
, OrchardFrontier(..)
, OrchardSpendingKey(..)
, OrchardWitness(..)
, Phrase(..)
@ -88,6 +90,7 @@ import ZcashHaskell.Types
, SaplingAddress(..)
, SaplingBundle(..)
, SaplingCommitmentTree(..)
, SaplingFrontier(..)
, SaplingReceiver(..)
, SaplingSpendingKey(..)
, SaplingWitness(..)
@ -895,33 +898,35 @@ main = do
Just t' -> do
let tb = zt_tBundle t'
show tb `shouldNotBe` ""
describe "Sapling commitment trees" $ do
let tree =
SaplingCommitmentTree $
hexString
"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"
let cmu1 =
hexString
"45e47c5df6f5c5e48aa3526e977b2d1b57eda57214e36f06128008cb17b0125f"
let cmu2 =
hexString
"426ef44b3b22e0eeda7e4d2b62bac63966572b224e50f97ee56c9490cde4910d"
let tree2 =
hexString
"01a47029e9b43722c57143a5d07681bff3e2315c9a28ad49d69e7c1f2f6e81ac160010000000000000012f4f72c03f8c937a94919a01a07f21165cc8394295291cb888ca91ed003810390107114fe4bb4cd08b47f6ae47477c182d5da9fe5c189061808c1091e9bf3b4524000001447d6b9100cddd5f80c8cf4ddee2b87eba053bd987465aec2293bd0514e68b0d015f6c95e75f4601a0a31670a7deb970fc8988c611685161d2e1629d0a1a0ebd07015f8b9205e0514fa235d75c150b87e23866b882b39786852d1ab42aab11d31a4a0117ddeb3a5f8d2f6b2d0a07f28f01ab25e03a05a9319275bb86d72fcaef6fc01501f08f39275112dd8905b854170b7f247cf2df18454d4fa94e6e4f9320cca05f24011f8322ef806eb2430dc4a7a41c1b344bea5be946efc7b4349c1c9edb14ff9d39"
it "Commitment tree is updated correctly" $ do
let t1 = updateSaplingCommitmentTree tree cmu1
t1 `shouldNotBe` Nothing
it "Incremental witness is generated" $ do
let t1 = updateSaplingCommitmentTree tree cmu1
case t1 of
Nothing -> assertFailure "Failed to append node to tree"
Just t -> getSaplingWitness t `shouldNotBe` Nothing
it "Position of note is obtained" $ do
let p =
getSaplingNotePosition <$>
(getSaplingWitness =<< updateSaplingCommitmentTree tree cmu1)
p `shouldBe` Just 129405
{-
-describe "Sapling commitment trees" $ do
- let tree =
- SaplingCommitmentTree $
- hexString
- "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"
- let cmu1 =
- hexString
- "45e47c5df6f5c5e48aa3526e977b2d1b57eda57214e36f06128008cb17b0125f"
- let cmu2 =
- hexString
- "426ef44b3b22e0eeda7e4d2b62bac63966572b224e50f97ee56c9490cde4910d"
- let tree2 =
- hexString
- "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"
- it "Commitment tree is updated correctly" $ do
- let t1 = updateSaplingCommitmentTree tree cmu1
- t1 `shouldNotBe` Nothing
- it "Incremental witness is generated" $ do
- let t1 = updateSaplingCommitmentTree tree cmu1
- case t1 of
- Nothing -> assertFailure "Failed to append node to tree"
- Just t -> getSaplingWitness t `shouldNotBe` Nothing
- it "Position of note is obtained" $ do
- let p =
- getSaplingNotePosition <$>
- (getSaplingWitness =<< updateSaplingCommitmentTree tree cmu1)
- p `shouldBe` Just 129405
-}
{- describe "Orchard commitment trees" $ do
let tree =
OrchardCommitmentTree $
@ -1061,17 +1066,21 @@ main = do
(hexString
"97e5f003d16720844ba1bd157688a7697133f4bb4a33a7c91974937a1351d7af56d16d4a10bd196ddda700fcd8be517f8f9e39a17ba0eea235d98450a626be3a998ac31f35e8e082106a31fe94da11d02b73748db4aa519df6bbf25c1d62a2cf0b192c6a486bca2632fee9e4124ce2dba6f3366a14850f6a3b784d863119f52458ed774f8d63105b4f6a3d2e09cc74e3a02ec8386213087b4c849172ded6724a45c9c12744ec4a0f86a29b803b17187df5dd5f90e71d1f3f4578d4e1496e8892")
it "Sap output 1" $ do
case getSaplingFrontier tree of
Nothing -> assertFailure "failed to read comm tree"
Just tree' -> do
let pos =
getSaplingNotePosition <$>
(getSaplingWitness =<<
sf_pos <$>
updateSaplingCommitmentTree
tree
tree'
(fromText
"fa430c51bb108db782764cff55de9c6b11bbecd2493d2e0fa9f646428feef858"))
"fa430c51bb108db782764cff55de9c6b11bbecd2493d2e0fa9f646428feef858")
case pos of
Nothing -> assertFailure "couldn't get note position"
Just p -> do
let dn = decodeSaplingOutputEsk sk so1 TestNet External p
let dn =
decodeSaplingOutputEsk sk so1 TestNet External $
fromIntegral p
dn `shouldBe` Nothing
it "Sap output 2" $ do
case readZebraTransaction txHex2 of
@ -1082,11 +1091,14 @@ main = do
Nothing -> assertFailure "Failed to get sapling bundle"
Just sB -> do
let sOuts = sbOutputs sB
case getSaplingFrontier tree of
Nothing -> assertFailure "Failed to read tree"
Just tree' -> do
let pos =
getSaplingNotePosition <$>
(getSaplingWitness =<<
updateSaplingCommitmentTree
tree
tree'
(fromText
"d163c69029e8cb05d874b798c7973b3b1b1b0e04f984a252b73c848698320843"))
case pos of
@ -1112,13 +1124,15 @@ main = do
Nothing -> assertFailure "Failed to get sapling bundle"
Just sB -> do
let sOuts = sbOutputs sB
case getSaplingFrontier tree of
Nothing -> assertFailure "failed to read comm tree"
Just tree' -> do
let pos =
getSaplingNotePosition <$>
(getSaplingWitness =<<
sf_pos <$>
updateSaplingCommitmentTree
tree
tree'
(fromText
"d163c69029e8cb05d874b798c7973b3b1b1b0e04f984a252b73c848698320843"))
"d163c69029e8cb05d874b798c7973b3b1b1b0e04f984a252b73c848698320843")
case pos of
Nothing -> assertFailure "couldn't get note position"
Just p -> do
@ -1128,7 +1142,7 @@ main = do
(head . tail $ sOuts)
MainNet
External
p
(fromIntegral p)
dn `shouldNotBe` Nothing
describe "Generate an ExchangeAddress (MainNet) from transparent address" $ do
let ta = decodeTransparentAddress "t1dMjvesbzdG41xgKaGU3HgwYJwSgbCK54e"
@ -1176,15 +1190,14 @@ main = do
Just t1 ->
case updateOrchardCommitmentTree t1 cmx1 of
Nothing -> assertFailure "Failed to update frontier with cmx"
Just t2 ->
case updateOrchardCommitmentTree t2 cmx2 of
Nothing -> assertFailure "Failed to update frontier with cmx"
Just t3 ->
case updateOrchardCommitmentTree t3 cmx3 of
Nothing ->
assertFailure "Failed to update frontier with cmx"
Just t4 ->
updateOrchardCommitmentTree t4 cmx4 `shouldBe` finalTree
Just t2 -> do
case getOrchardWitness t2 of
Nothing -> assertFailure "Failed to get witness"
Just wit -> do
let uWit = updateOrchardWitness wit [cmx2, cmx3, cmx4]
Just (getOrchardWitnessAnchor uWit) `shouldBe`
getOrchardTreeAnchor <$>
finalTree
describe "Witness updates" $ do
it "Sapling" $ do
let wit =

2
zcash-haskell.cabal
View file

@ -5,7 +5,7 @@ cabal-version: 3.0
-- see: https://github.com/sol/hpack
name: zcash-haskell
version: 0.7.2.0
version: 0.7.3.0
synopsis: Utilities to interact with the Zcash blockchain
description: Please see the README on the repo at <https://git.vergara.tech/Vergara_Tech/zcash-haskell#readme>
category: Blockchain