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feat: Use TokenTransfer optimization helper in Ekubo

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This commit is contained in:
TAMARA LIPOWSKI
2025-04-14 23:08:05 -04:00
committed by Diana Carvalho
parent ae6fe0402d
commit d9066d0a09
6 changed files with 75 additions and 44 deletions
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52
foundry/src/executors/EkuboExecutor.sol
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@@ -11,21 +11,28 @@ import {SafeTransferLib} from "@solady/utils/SafeTransferLib.sol";
import {LibBytes} from "@solady/utils/LibBytes.sol"; import {LibBytes} from "@solady/utils/LibBytes.sol";
import {Config, EkuboPoolKey} from "@ekubo/types/poolKey.sol"; import {Config, EkuboPoolKey} from "@ekubo/types/poolKey.sol";
import {MAX_SQRT_RATIO, MIN_SQRT_RATIO} from "@ekubo/types/sqrtRatio.sol"; import {MAX_SQRT_RATIO, MIN_SQRT_RATIO} from "@ekubo/types/sqrtRatio.sol";
import {TokenTransfer} from "./TokenTransfer.sol";
contract EkuboExecutor is IExecutor, ILocker, IPayer, ICallback { contract EkuboExecutor is
IExecutor,
ILocker,
IPayer,
ICallback,
TokenTransfer
{
error EkuboExecutor__InvalidDataLength(); error EkuboExecutor__InvalidDataLength();
error EkuboExecutor__CoreOnly(); error EkuboExecutor__CoreOnly();
error EkuboExecutor__UnknownCallback(); error EkuboExecutor__UnknownCallback();
ICore immutable core; ICore immutable core;
uint256 constant POOL_DATA_OFFSET = 56; uint256 constant POOL_DATA_OFFSET = 77;
uint256 constant HOP_BYTE_LEN = 52; uint256 constant HOP_BYTE_LEN = 52;
bytes4 constant LOCKED_SELECTOR = 0xb45a3c0e; // locked(uint256) bytes4 constant LOCKED_SELECTOR = 0xb45a3c0e; // locked(uint256)
bytes4 constant PAY_CALLBACK_SELECTOR = 0x599d0714; // payCallback(uint256,address) bytes4 constant PAY_CALLBACK_SELECTOR = 0x599d0714; // payCallback(uint256,address)
constructor(address _core) { constructor(address _core, address _permit2) TokenTransfer(_permit2) {
core = ICore(_core); core = ICore(_core);
} }
@@ -34,11 +41,16 @@ contract EkuboExecutor is IExecutor, ILocker, IPayer, ICallback {
payable payable
returns (uint256 calculatedAmount) returns (uint256 calculatedAmount)
{ {
if (data.length < 92) revert EkuboExecutor__InvalidDataLength(); if (data.length < 93) revert EkuboExecutor__InvalidDataLength();
// amountIn must be at most type(int128).MAX // amountIn must be at most type(int128).MAX
calculatedAmount = calculatedAmount = uint256(
uint256(_lock(bytes.concat(bytes16(uint128(amountIn)), data))); _lock(
bytes.concat(
bytes16(uint128(amountIn)), bytes20(msg.sender), data
)
)
);
} }
function handleCallback(bytes calldata raw) function handleCallback(bytes calldata raw)
@@ -113,9 +125,11 @@ contract EkuboExecutor is IExecutor, ILocker, IPayer, ICallback {
function _locked(bytes calldata swapData) internal returns (int128) { function _locked(bytes calldata swapData) internal returns (int128) {
int128 nextAmountIn = int128(uint128(bytes16(swapData[0:16]))); int128 nextAmountIn = int128(uint128(bytes16(swapData[0:16])));
uint128 tokenInDebtAmount = uint128(nextAmountIn); uint128 tokenInDebtAmount = uint128(nextAmountIn);
address sender = address(bytes20(swapData[16:36]));
uint8 transferType = uint8(swapData[36]);
address receiver = address(bytes20(swapData[16:36])); address receiver = address(bytes20(swapData[37:57]));
address tokenIn = address(bytes20(swapData[36:POOL_DATA_OFFSET])); address tokenIn = address(bytes20(swapData[57:77]));
address nextTokenIn = tokenIn; address nextTokenIn = tokenIn;
@@ -149,14 +163,17 @@ contract EkuboExecutor is IExecutor, ILocker, IPayer, ICallback {
offset += HOP_BYTE_LEN; offset += HOP_BYTE_LEN;
} }
_pay(tokenIn, tokenInDebtAmount); _pay(tokenIn, tokenInDebtAmount, sender, transferType);
core.withdraw(nextTokenIn, receiver, uint128(nextAmountIn)); core.withdraw(nextTokenIn, receiver, uint128(nextAmountIn));
return nextAmountIn; return nextAmountIn;
} }
function _pay(address token, uint128 amount) internal { function _pay(
address token,
uint128 amount,
address sender,
uint8 transferType
) internal {
address target = address(core); address target = address(core);
if (token == NATIVE_TOKEN_ADDRESS) { if (token == NATIVE_TOKEN_ADDRESS) {
@@ -169,9 +186,11 @@ contract EkuboExecutor is IExecutor, ILocker, IPayer, ICallback {
mstore(free, shl(224, 0x0c11dedd)) mstore(free, shl(224, 0x0c11dedd))
mstore(add(free, 4), token) mstore(add(free, 4), token)
mstore(add(free, 36), shl(128, amount)) mstore(add(free, 36), shl(128, amount))
mstore(add(free, 52), shl(96, sender))
mstore(add(free, 72), shl(248, transferType))
// if it failed, pass through revert // 4 (selector) + 32 (token) + 16 (amount) + 20 (recipient) + 1 (transferType) = 73
if iszero(call(gas(), target, 0, free, 52, 0, 0)) { if iszero(call(gas(), target, 0, free, 132, 0, 0)) {
returndatacopy(0, 0, returndatasize()) returndatacopy(0, 0, returndatasize())
revert(0, returndatasize()) revert(0, returndatasize())
} }
@@ -182,8 +201,9 @@ contract EkuboExecutor is IExecutor, ILocker, IPayer, ICallback {
function _payCallback(bytes calldata payData) internal { function _payCallback(bytes calldata payData) internal {
address token = address(bytes20(payData[12:32])); // This arg is abi-encoded address token = address(bytes20(payData[12:32])); // This arg is abi-encoded
uint128 amount = uint128(bytes16(payData[32:48])); uint128 amount = uint128(bytes16(payData[32:48]));
address sender = address(bytes20(payData[48:68]));
SafeTransferLib.safeTransfer(token, address(core), amount); TransferType transferType = TransferType(uint8(payData[68]));
_transfer(token, sender, address(core), amount, transferType);
} }
// To receive withdrawals from Core // To receive withdrawals from Core

2
foundry/test/TychoRouterIntegration.t.sol
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@@ -159,7 +159,7 @@ contract TychoRouterTestIntegration is TychoRouterTestSetup {
vm.startPrank(ALICE); vm.startPrank(ALICE);
// Encoded solution generated using `test_split_encoding_strategy_ekubo` // Encoded solution generated using `test_split_encoding_strategy_ekubo`
(bool success,) = address(tychoRouter).call{value: 1 ether}( (bool success,) = address(tychoRouter).call{value: 1 ether}(
hex"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" hex"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"
); );
uint256 balancerAfter = IERC20(USDC_ADDR).balanceOf(ALICE); uint256 balancerAfter = IERC20(USDC_ADDR).balanceOf(ALICE);

2
foundry/test/TychoRouterTestSetup.sol
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@@ -107,7 +107,7 @@ contract TychoRouterTestSetup is Constants, Permit2TestHelper {
factoryPancakeV3, initCodePancakeV3, PERMIT2_ADDRESS factoryPancakeV3, initCodePancakeV3, PERMIT2_ADDRESS
); );
balancerv2Executor = new BalancerV2Executor(PERMIT2_ADDRESS); balancerv2Executor = new BalancerV2Executor(PERMIT2_ADDRESS);
ekuboExecutor = new EkuboExecutor(ekuboCore); ekuboExecutor = new EkuboExecutor(ekuboCore, PERMIT2_ADDRESS);
curveExecutor = new CurveExecutor(ETH_ADDR_FOR_CURVE, PERMIT2_ADDRESS); curveExecutor = new CurveExecutor(ETH_ADDR_FOR_CURVE, PERMIT2_ADDRESS);
address[] memory executors = new address[](7); address[] memory executors = new address[](7);

9
foundry/test/executors/EkuboExecutor.t.sol
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@@ -1,7 +1,7 @@
// SPDX-License-Identifier: BUSL-1.1 // SPDX-License-Identifier: BUSL-1.1
pragma solidity ^0.8.26; pragma solidity ^0.8.26;
import {EkuboExecutor} from "@src/executors/EkuboExecutor.sol"; import {EkuboExecutor, TokenTransfer} from "@src/executors/EkuboExecutor.sol";
import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import {Constants} from "../Constants.sol"; import {Constants} from "../Constants.sol";
import {Test, console} from "forge-std/Test.sol"; import {Test, console} from "forge-std/Test.sol";
@@ -26,7 +26,7 @@ contract EkuboExecutorTest is Test, Constants {
deployCodeTo( deployCodeTo(
"executors/EkuboExecutor.sol", "executors/EkuboExecutor.sol",
abi.encode(CORE_ADDRESS), abi.encode(CORE_ADDRESS, PERMIT2_ADDRESS),
EXECUTOR_ADDRESS EXECUTOR_ADDRESS
); );
executor = EkuboExecutor(payable(EXECUTOR_ADDRESS)); executor = EkuboExecutor(payable(EXECUTOR_ADDRESS));
@@ -44,6 +44,7 @@ contract EkuboExecutorTest is Test, Constants {
uint256 usdcBalanceBeforeExecutor = USDC.balanceOf(address(executor)); uint256 usdcBalanceBeforeExecutor = USDC.balanceOf(address(executor));
bytes memory data = abi.encodePacked( bytes memory data = abi.encodePacked(
uint8(TokenTransfer.TransferType.TRANSFER), // transferType (transfer from executor to core)
address(executor), // receiver address(executor), // receiver
NATIVE_TOKEN_ADDRESS, // tokenIn NATIVE_TOKEN_ADDRESS, // tokenIn
USDC_ADDR, // tokenOut USDC_ADDR, // tokenOut
@@ -80,6 +81,7 @@ contract EkuboExecutorTest is Test, Constants {
uint256 ethBalanceBeforeExecutor = address(executor).balance; uint256 ethBalanceBeforeExecutor = address(executor).balance;
bytes memory data = abi.encodePacked( bytes memory data = abi.encodePacked(
uint8(TokenTransfer.TransferType.TRANSFER), // transferType (transfer from executor to core)
address(executor), // receiver address(executor), // receiver
USDC_ADDR, // tokenIn USDC_ADDR, // tokenIn
NATIVE_TOKEN_ADDRESS, // tokenOut NATIVE_TOKEN_ADDRESS, // tokenOut
@@ -137,6 +139,7 @@ contract EkuboExecutorTest is Test, Constants {
// Same test case as in swap_encoder::tests::ekubo::test_encode_swap_multi // Same test case as in swap_encoder::tests::ekubo::test_encode_swap_multi
function testMultiHopSwap() public { function testMultiHopSwap() public {
bytes memory data = abi.encodePacked( bytes memory data = abi.encodePacked(
uint8(TokenTransfer.TransferType.TRANSFER), // transferType
address(executor), // receiver address(executor), // receiver
NATIVE_TOKEN_ADDRESS, // tokenIn NATIVE_TOKEN_ADDRESS, // tokenIn
USDC_ADDR, // tokenOut of 1st swap USDC_ADDR, // tokenOut of 1st swap
@@ -152,7 +155,7 @@ contract EkuboExecutorTest is Test, Constants {
// Data is generated by test case in swap_encoder::tests::ekubo::test_encode_swap_multi // Data is generated by test case in swap_encoder::tests::ekubo::test_encode_swap_multi
function testMultiHopSwapIntegration() public { function testMultiHopSwapIntegration() public {
multiHopSwap( multiHopSwap(
hex"ca4f73fe97d0b987a0d12b39bbd562c779bab6f60000000000000000000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb4851d02a5948496a67827242eabc5725531342527c000000000000000000000000dac17f958d2ee523a2206206994597c13d831ec700000000000000000000000000000000000000000001a36e2eb1c43200000032" hex"00ca4f73fe97d0b987a0d12b39bbd562c779bab6f60000000000000000000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb4851d02a5948496a67827242eabc5725531342527c000000000000000000000000dac17f958d2ee523a2206206994597c13d831ec700000000000000000000000000000000000000000001a36e2eb1c43200000032"
); );
} }
} }

1
src/encoding/evm/constants.rs
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@@ -24,6 +24,7 @@ pub static IN_TRANSFER_OPTIMIZABLE_PROTOCOLS: LazyLock<HashSet<&'static str>> =
let mut set = HashSet::new(); let mut set = HashSet::new();
set.insert("uniswap_v2"); set.insert("uniswap_v2");
set.insert("uniswap_v3"); set.insert("uniswap_v3");
set.insert("ekubo");
set set
}); });

53
src/encoding/evm/swap_encoder/swap_encoders.rs
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@@ -343,6 +343,7 @@ impl SwapEncoder for EkuboSwapEncoder {
let mut encoded = vec![]; let mut encoded = vec![];
if encoding_context.group_token_in == swap.token_in { if encoding_context.group_token_in == swap.token_in {
encoded.extend((encoding_context.transfer_type as u8).to_be_bytes());
encoded.extend(bytes_to_address(&encoding_context.receiver)?); encoded.extend(bytes_to_address(&encoding_context.receiver)?);
encoded.extend(bytes_to_address(&swap.token_in)?); encoded.extend(bytes_to_address(&swap.token_in)?);
} }
@@ -1032,15 +1033,18 @@ mod tests {
assert_eq!( assert_eq!(
hex_swap, hex_swap,
RECEIVER.to_string() + concat!(
concat!( // transfer type
// group token in "00",
"0000000000000000000000000000000000000000", // receiver
// token out 1st swap "ca4f73fe97d0b987a0d12b39bbd562c779bab6f6",
"a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", // group token in
// pool config 1st swap "0000000000000000000000000000000000000000",
"51d02a5948496a67827242eabc5725531342527c000000000000000000000000", // token out 1st swap
), "a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
// pool config 1st swap
"51d02a5948496a67827242eabc5725531342527c000000000000000000000000",
),
); );
} }
@@ -1107,22 +1111,25 @@ mod tests {
format!("{}{}", encode(first_encoded_swap), encode(second_encoded_swap)); format!("{}{}", encode(first_encoded_swap), encode(second_encoded_swap));
println!("{}", combined_hex); println!("{}", combined_hex);
assert_eq!( assert_eq!(
combined_hex, combined_hex,
RECEIVER.to_string() + // transfer type
concat!( concat!(
// group token in // transfer type
"0000000000000000000000000000000000000000", "00",
// token out 1st swap // receiver
"a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", "ca4f73fe97d0b987a0d12b39bbd562c779bab6f6",
// pool config 1st swap // group token in
"51d02a5948496a67827242eabc5725531342527c000000000000000000000000", "0000000000000000000000000000000000000000",
// token out 2nd swap // token out 1st swap
"dac17f958d2ee523a2206206994597c13d831ec7", "a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
// pool config 2nd swap // pool config 1st swap
"00000000000000000000000000000000000000000001a36e2eb1c43200000032", "51d02a5948496a67827242eabc5725531342527c000000000000000000000000",
), // token out 2nd swap
"dac17f958d2ee523a2206206994597c13d831ec7",
// pool config 2nd swap
"00000000000000000000000000000000000000000001a36e2eb1c43200000032",
),
); );
} }
} }