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feat: implement encoder and executor with single order support

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This commit is contained in:
pedrobergamini
2025-06-04 17:57:09 -03:00
parent 8f8af59f24
commit 7e7e3f0e01
8 changed files with 922 additions and 15 deletions
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3
config/executor_addresses.json
View File

@@ -9,7 +9,8 @@
"vm:balancer_v2": "0xB5b8dc3F0a1Be99685a0DEd015Af93bFBB55C411",
"ekubo_v2": "0xcCF8e1E39e9ddfa88282fA6a7B31eBFB41a1ED7B",
"vm:curve": "0x879F3008D96EBea0fc584aD684c7Df31777F3165",
"vm:maverick_v2": "0xF35e3F5F205769B41508A18787b62A21bC80200B"
"vm:maverick_v2": "0xF35e3F5F205769B41508A18787b62A21bC80200B",
"vm:bebop": "0x0000000000000000000000000000000000000000"
},
"base": {
"uniswap_v2": "0xF744EBfaA580cF3fFc25aD046E92BD8B770a0700",

3
config/protocol_specific_addresses.json
View File

@@ -5,6 +5,9 @@
},
"vm:curve": {
"native_token_address": "0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE"
},
"vm:bebop": {
"bebop_settlement_address": "0xbbbbbBB520d69a9775E85b458C58c648259FAD5F"
}
},
"base": {},

284
foundry/src/executors/BebopExecutor.sol Normal file
View File

@@ -0,0 +1,284 @@
// SPDX-License-Identifier: BUSL-1.1
pragma solidity ^0.8.26;
import "../../interfaces/IExecutor.sol";
import "../RestrictTransferFrom.sol";
import "@openzeppelin/contracts/utils/math/Math.sol";
import {
IERC20,
SafeERC20
} from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import "@openzeppelin/contracts/utils/Address.sol";
/// @dev Bebop settlement interface for PMM RFQ swaps
interface IBebopSettlement {
struct Single {
uint256 expiry;
address taker_address;
address maker_address;
uint256 maker_nonce;
address taker_token;
address maker_token;
uint256 taker_amount;
uint256 maker_amount;
address receiver;
uint256 packed_commands;
uint256 flags;
}
struct Multi {
uint256 expiry;
address taker_address;
address maker_address;
uint256 maker_nonce;
address[] taker_tokens;
address[] maker_tokens;
uint256[] taker_amounts;
uint256[] maker_amounts;
address receiver;
uint256 packed_commands;
uint256 flags;
}
struct Aggregate {
uint256 expiry;
address taker_address;
uint256 taker_nonce;
address[] taker_tokens;
uint256[] taker_amounts;
address[] maker_addresses;
address[][] maker_tokens;
uint256[][] maker_amounts;
address receiver;
uint256 packed_commands;
uint256 flags;
}
struct MakerSignature {
uint8 signatureType;
bytes signatureBytes;
}
struct TakerSignature {
uint8 signatureType;
bytes signatureBytes;
}
/// @notice Executes a single RFQ order
function swapSingle(
Single calldata order,
MakerSignature calldata makerSignature,
uint256 filledTakerAmount
) external payable;
/// @notice Executes a multi-token RFQ order
function swapMulti(
Multi calldata order,
MakerSignature calldata makerSignature,
uint256[] calldata filledTakerAmounts
) external payable;
/// @notice Executes an aggregate RFQ order with multiple makers
function swapAggregate(
Aggregate calldata order,
MakerSignature[] calldata makerSignatures,
uint256[] calldata filledTakerAmounts
) external payable;
}
/// @title BebopExecutor
/// @notice Executor for Bebop PMM RFQ (Request for Quote) swaps
/// @dev Handles Single, Multi, and Aggregate RFQ swaps through Bebop settlement contract
contract BebopExecutor is IExecutor, IExecutorErrors, RestrictTransferFrom {
using Math for uint256;
using SafeERC20 for IERC20;
/// @notice Bebop order types
enum OrderType {
Single, // 0: Single token pair trade
Multi, // 1: Multi-token trade with single maker
Aggregate // 2: Multi-maker trade
}
/// @notice Bebop-specific errors
error BebopExecutor__SettlementFailed();
error BebopExecutor__UnsupportedOrderType(uint8 orderType);
error BebopExecutor__InvalidDataLength();
/// @notice The Bebop settlement contract address
address public immutable bebopSettlement;
/// @notice The native ETH address representation (same as Curve)
address public immutable nativeToken;
constructor(
address _bebopSettlement,
address _nativeToken,
address _permit2
) RestrictTransferFrom(_permit2) {
bebopSettlement = _bebopSettlement;
nativeToken = _nativeToken;
}
/// @notice Executes a swap through Bebop's PMM RFQ system
/// @param givenAmount The amount of input token to swap
/// @param data Encoded swap data containing tokens and quote information
/// @return calculatedAmount The amount of output token received
function swap(uint256 givenAmount, bytes calldata data)
external
payable
override
returns (uint256 calculatedAmount)
{
// Decode the packed data
(
address tokenIn,
address tokenOut,
TransferType transferType,
OrderType orderType,
bytes memory quoteData,
uint8 signatureType,
bytes memory signature,
bool approvalNeeded
) = _decodeData(data);
_transfer(address(this), transferType, tokenIn, givenAmount);
if (approvalNeeded) {
// slither-disable-next-line unused-return
IERC20(tokenIn).forceApprove(bebopSettlement, type(uint256).max);
}
// Execute RFQ swap based on order type
if (orderType == OrderType.Single) {
calculatedAmount = _executeSingleRFQ(
tokenIn,
tokenOut,
givenAmount,
quoteData,
signatureType,
signature
);
} else {
revert BebopExecutor__UnsupportedOrderType(uint8(orderType));
}
}
/// @dev Executes a Single RFQ swap through Bebop settlement
function _executeSingleRFQ(
address tokenIn,
address tokenOut,
uint256 amountIn,
bytes memory quoteData,
uint8 signatureType,
bytes memory signature
) private returns (uint256 amountOut) {
// Decode the order and signature from quoteData
(
IBebopSettlement.Single memory order,
IBebopSettlement.MakerSignature memory sig
) = _decodeQuoteData(quoteData, signatureType, signature);
// Record balances before swap to calculate amountOut
uint256 balanceBefore = tokenOut == nativeToken
? order.receiver.balance
: IERC20(tokenOut).balanceOf(order.receiver);
// Handle ETH vs ERC20 execution
if (tokenIn == nativeToken) {
// For ETH input, use msg.value
try IBebopSettlement(bebopSettlement).swapSingle{value: amountIn}(
order, sig, amountIn
) {
// Success, calculate amountOut from balance difference
} catch {
revert BebopExecutor__SettlementFailed();
}
} else {
// For ERC20 input, call settlement
try IBebopSettlement(bebopSettlement).swapSingle(
order, sig, amountIn
) {
// Success, calculate amountOut from balance difference
} catch {
revert BebopExecutor__SettlementFailed();
}
}
// Calculate actual amount received
uint256 balanceAfter = tokenOut == nativeToken
? order.receiver.balance
: IERC20(tokenOut).balanceOf(order.receiver);
amountOut = balanceAfter - balanceBefore;
}
/// @dev Decodes quote data into Bebop order and signature structures
function _decodeQuoteData(
bytes memory quoteData,
uint8 signatureType,
bytes memory signatureBytes
)
private
pure
returns (
IBebopSettlement.Single memory order,
IBebopSettlement.MakerSignature memory signature
)
{
// Decode the order from quoteData
order = abi.decode(quoteData, (IBebopSettlement.Single));
// Create signature struct with configurable type
signature = IBebopSettlement.MakerSignature({
signatureType: signatureType,
signatureBytes: signatureBytes
});
}
/// @dev Decodes the packed calldata
function _decodeData(bytes calldata data)
internal
pure
returns (
address tokenIn,
address tokenOut,
TransferType transferType,
OrderType orderType,
bytes memory quoteData,
uint8 signatureType,
bytes memory signature,
bool approvalNeeded
)
{
// Need at least 52 bytes for the fixed fields before we can read anything
if (data.length < 52) revert BebopExecutor__InvalidDataLength();
// Get the variable lengths so we know what to expect
uint32 quoteDataLength = uint32(bytes4(data[42:46]));
uint32 signatureLength = uint32(bytes4(data[47 + quoteDataLength:51 + quoteDataLength]));
// Make sure we got exactly what we expected, no more no less
uint256 expectedLength = 52 + quoteDataLength + signatureLength;
if (data.length != expectedLength) {
revert BebopExecutor__InvalidDataLength();
}
// All good, decode everything
tokenIn = address(bytes20(data[0:20]));
tokenOut = address(bytes20(data[20:40]));
transferType = TransferType(uint8(data[40]));
orderType = OrderType(uint8(data[41]));
// Quote data starts after the length field
quoteData = data[46:46 + quoteDataLength];
// Signature stuff comes after the quote data
signatureType = uint8(data[46 + quoteDataLength]);
signature = data[51 + quoteDataLength:51 + quoteDataLength + signatureLength];
// Last byte tells us if we need approval
approvalNeeded = data[51 + quoteDataLength + signatureLength] != 0;
}
}

25
foundry/test/assets/calldata.txt
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@@ -3,23 +3,23 @@ test_single_encoding_strategy_ekubo:5c4b639c000000000000000000000000000000000000
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test_balancer_v2_uniswap_v2: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
test_sequential_swap_strategy_encoder_no_permit2: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test_split_input_cyclic_swap: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
test_split_swap_strategy_encoder: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
test_uniswap_v3_curve: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
test_multi_protocol:51bcc7b600000000000000000000000000000000000000000000005150ae84a8cdf000000000000000000000000000006b175474e89094c44da98b954eedeac495271d0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a2958f36da71a9200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc20000000000000000000000006b175474e89094c44da98b954eedeac495271d0f00000000000000000000000000000000000000000000005150ae84a8cdf0000000000000000000000000000000000000000000000000000000000000685c1eec00000000000000000000000000000000000000000000000000000000000000000000000000000000000000003ede3eca2a72b3aecc820e955b36f38437d0139500000000000000000000000000000000000000000000000000000000683498f400000000000000000000000000000000000000000000000000000000000001e000000000000000000000000000000000000000000000000000000000000002600000000000000000000000000000000000000000000000000000000000000041aa54dffe78286acee8d7bc6c0adf055c63efb57333eaf9684f8d5dac70a81c342970954434cfaf8c5beeeccb4ab9ed1c2dd8ae2e3031fb689b42e938d5c7841a1c00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000021400525615deb798bb3e4dfa0139dfa1b3d433cc23b72f6b175474e89094c44da98b954eedeac495271d0fa478c2975ab1ea89e8196811f51a7b7ade33eb113ede3eca2a72b3aecc820e955b36f38437d0139501000072c7183455a4c133ae270771860664b6b7ec320bb1c02aaa39b223fe8d0a0e5c4f27ead9083c756cc22260fac5e5542a773aa44fbcfedf7c193bc2c599a6f548df93de924d73be7d25dc02554c6bd66db500020000000000000000000e3ede3eca2a72b3aecc820e955b36f38437d01395010200691d1499e622d69689cdf9004d05ec547d650ff2112260fac5e5542a773aa44fbcfedf7c193bc2c599dac17f958d2ee523a2206206994597c13d831ec7d51a44d3fae010294c616388b506acda1bfaae4603010001023ede3eca2a72b3aecc820e955b36f38437d013950071a0cb889707d426a7a386870a03bc70d1b0697598013ede3eca2a72b3aecc820e955b36f38437d01395dac17f958d2ee523a2206206994597c13d831ec7a0b86991c6218b36c1d19d4a2e9eb0ce3606eb4800000000000000000000000000000000000000000001a36e2eb1c43200000032006cf62849f9a0b5bf2913b396098f7c7019b51a820aa0b86991c6218b36c1d19d4a2e9eb0ce3606eb4800000000000000000000000000000000000000000001cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc20000000000000000000000000000000000000000000bb800003c000000000000000000000000
test_multi_protocol: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
test_encode_balancer_v2:c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2ba100000625a3754423978a60c9317c58a424e3d5c6ee304399dbdb9c8ef030ab642b10820db8f560002000000000000000000141d96f2f6bef1202e4ce1ff6dad0c2cb002861d3e0102
test_ekubo_encode_swap_multi:01ca4f73fe97d0b987a0d12b39bbd562c779bab6f60000000000000000000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb4851d02a5948496a67827242eabc5725531342527c000000000000000000000000dac17f958d2ee523a2206206994597c13d831ec700000000000000000000000000000000000000000001a36e2eb1c43200000032
test_encode_uniswap_v4_sequential_swap:4c9edd5852cd905f086c759e8383e09bff1e68b32260fac5e5542a773aa44fbcfedf7c193bc2c5990101cd09f75e2bf2a4d11f3ab23f1389fcc1621c0cc2dac17f958d2ee523a2206206994597c13d831ec70000640000012260fac5e5542a773aa44fbcfedf7c193bc2c599000bb800003c
@@ -27,3 +27,4 @@ test_encode_uniswap_v4_simple_swap:4c9edd5852cd905f086c759e8383e09bff1e68b3dac17
test_single_encoding_strategy_maverick: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
test_encode_maverick_v2:40d16fc0246ad3160ccc09b8d0d3a2cd28ae6c2f14cf6d2fe3e1b326114b07d22a6f6bb59e346c671d96f2f6bef1202e4ce1ff6dad0c2cb002861d3e01
test_encode_uniswap_v2:c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2a478c2975ab1ea89e8196811f51a7b7ade33eb111d96f2f6bef1202e4ce1ff6dad0c2cb002861d3e0001
test_encode_bebop_rfq:a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48c02aaa39b223fe8d0a0e5c4f27ead9083c756cc20100000000081234567890abcdef0000000004aabbccdd01

413
foundry/test/executors/BebopExecutor.t.sol Normal file
View File

@@ -0,0 +1,413 @@
// SPDX-License-Identifier: BUSL-1.1
pragma solidity ^0.8.26;
import "../TestUtils.sol";
import "@src/executors/BebopExecutor.sol";
import {Constants} from "../Constants.sol";
import {Permit2TestHelper} from "../Permit2TestHelper.sol";
import {Test, console2} from "forge-std/Test.sol";
import {StdCheats} from "forge-std/StdCheats.sol";
import {ERC20} from "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import {SafeERC20} from
"@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
contract MockToken is ERC20 {
uint8 private _decimals;
constructor(string memory name_, string memory symbol_, uint8 decimals_)
ERC20(name_, symbol_)
{
_decimals = decimals_;
}
function mint(address to, uint256 amount) external {
_mint(to, amount);
}
function decimals() public view virtual override returns (uint8) {
return _decimals;
}
}
contract BebopExecutorExposed is BebopExecutor {
constructor(
address _bebopSettlement,
address _nativeToken,
address _permit2
) BebopExecutor(_bebopSettlement, _nativeToken, _permit2) {}
function decodeParams(bytes calldata data)
external
pure
returns (
address tokenIn,
address tokenOut,
RestrictTransferFrom.TransferType transferType,
BebopExecutor.OrderType orderType,
bytes memory quoteData,
uint8 signatureType,
bytes memory signature,
bool approvalNeeded
)
{
return _decodeData(data);
}
}
/// @notice Mock Bebop settlement contract for testing
contract MockBebopSettlement is Test, Constants {
function swapSingle(
IBebopSettlement.Single calldata order,
IBebopSettlement.MakerSignature calldata, /* makerSignature */
uint256 filledTakerAmount
) external payable returns (uint256 filledMakerAmount) {
// Basic validation
require(order.expiry >= block.timestamp, "Order expired");
require(filledTakerAmount <= order.taker_amount, "Exceeds order amount");
// Mock implementation handles input tokens
if (order.taker_token == ETH_ADDR_FOR_CURVE) {
// For ETH input, validate msg.value
require(msg.value >= filledTakerAmount, "Insufficient ETH sent");
} else {
// For ERC20 input, transfer from sender
IERC20(order.taker_token).transferFrom(
msg.sender, address(this), filledTakerAmount
);
}
// Calculate proportional maker amount
filledMakerAmount =
(filledTakerAmount * order.maker_amount) / order.taker_amount;
// Send output tokens to receiver, or back to sender if receiver is zero
address recipient =
order.receiver != address(0) ? order.receiver : msg.sender;
if (order.maker_token == ETH_ADDR_FOR_CURVE) {
// For ETH output, send ETH directly
vm.deal(recipient, recipient.balance + filledMakerAmount);
} else {
// For ERC20 output, mint tokens to recipient
deal(
order.maker_token,
recipient,
IERC20(order.maker_token).balanceOf(recipient)
+ filledMakerAmount
);
}
return filledMakerAmount;
}
}
contract BebopExecutorTest is Constants, Permit2TestHelper, TestUtils {
using SafeERC20 for IERC20;
BebopExecutorExposed bebopExecutor;
MockBebopSettlement mockBebopSettlement;
MockToken WETH;
MockToken USDC;
function setUp() public {
// Deploy mock tokens
WETH = new MockToken("Wrapped Ether", "WETH", 18);
USDC = new MockToken("USD Coin", "USDC", 6);
// Deploy at expected addresses
vm.etch(WETH_ADDR, address(WETH).code);
vm.etch(USDC_ADDR, address(USDC).code);
// Update references
WETH = MockToken(WETH_ADDR);
USDC = MockToken(USDC_ADDR);
// Deploy mock contracts
mockBebopSettlement = new MockBebopSettlement();
// Deploy Bebop executor
bebopExecutor = new BebopExecutorExposed(
address(mockBebopSettlement),
ETH_ADDR_FOR_CURVE, // Native token address
PERMIT2_ADDRESS
);
// Fund test accounts
WETH.mint(address(this), 100e18);
USDC.mint(address(this), 100_000e6); // Mint USDC to test contract
USDC.mint(address(mockBebopSettlement), 100_000e6);
}
// Allow test contract to receive ETH
receive() external payable {}
function testDecodeParams() public view {
bytes memory quoteData = hex"1234567890abcdef";
bytes memory signature = hex"aabbccdd";
bytes memory params = abi.encodePacked(
WETH_ADDR,
USDC_ADDR,
uint8(RestrictTransferFrom.TransferType.Transfer),
uint8(0), // OrderType.Single
uint32(quoteData.length),
quoteData,
uint8(0), // signatureType: ECDSA
uint32(signature.length),
signature,
uint8(1) // approvalNeeded: true
);
(
address tokenIn,
address tokenOut,
RestrictTransferFrom.TransferType transferType,
BebopExecutor.OrderType orderType,
bytes memory decodedQuoteData,
uint8 decodedSignatureType,
bytes memory decodedSignature,
bool decodedApprovalNeeded
) = bebopExecutor.decodeParams(params);
assertEq(tokenIn, WETH_ADDR);
assertEq(tokenOut, USDC_ADDR);
assertEq(
uint8(transferType),
uint8(RestrictTransferFrom.TransferType.Transfer)
);
assertEq(uint8(orderType), uint8(BebopExecutor.OrderType.Single));
assertEq(keccak256(decodedQuoteData), keccak256(quoteData));
assertEq(decodedSignatureType, 0); // ECDSA signature type
assertEq(keccak256(decodedSignature), keccak256(signature));
assertTrue(decodedApprovalNeeded); // Approval needed should be true
}
function testRFQSwap() public {
uint256 amountIn = 1e18; // 1 WETH
uint256 expectedAmountOut = 3000e6; // 3000 USDC
// Create a valid Bebop order
IBebopSettlement.Single memory order = IBebopSettlement.Single({
expiry: block.timestamp + 3600,
taker_address: address(0), // Any taker
maker_address: address(mockBebopSettlement),
maker_nonce: 1,
taker_token: WETH_ADDR,
maker_token: USDC_ADDR,
taker_amount: amountIn,
maker_amount: expectedAmountOut,
receiver: address(bebopExecutor), // Output should go to executor
packed_commands: 0,
flags: 0
});
// Encode order as quote data
bytes memory quoteData = abi.encode(order);
bytes memory signature = hex"aabbccdd"; // Mock signature
bytes memory params = abi.encodePacked(
WETH_ADDR,
USDC_ADDR,
uint8(RestrictTransferFrom.TransferType.Transfer),
uint8(0), // OrderType.Single
uint32(quoteData.length),
quoteData,
uint8(0), // signatureType: ECDSA
uint32(signature.length),
signature,
uint8(1) // approvalNeeded: true
);
// Transfer WETH to executor first
WETH.transfer(address(bebopExecutor), amountIn);
// Execute swap
uint256 executorBalanceBefore = USDC.balanceOf(address(bebopExecutor));
uint256 amountOut = bebopExecutor.swap(amountIn, params);
uint256 executorBalanceAfter = USDC.balanceOf(address(bebopExecutor));
// Check that tokens ended up in the executor for the router to collect
assertEq(amountOut, expectedAmountOut);
assertEq(executorBalanceAfter - executorBalanceBefore, amountOut);
}
function testETHInput() public {
uint256 amountIn = 1e18; // 1 ETH
uint256 expectedAmountOut = 3000e6; // 3000 USDC
// Create a valid Bebop order with ETH input
IBebopSettlement.Single memory order = IBebopSettlement.Single({
expiry: block.timestamp + 3600,
taker_address: address(0), // Any taker
maker_address: address(mockBebopSettlement),
maker_nonce: 1,
taker_token: ETH_ADDR_FOR_CURVE, // ETH input
maker_token: USDC_ADDR,
taker_amount: amountIn,
maker_amount: expectedAmountOut,
receiver: address(bebopExecutor), // Output should go to executor
packed_commands: 0,
flags: 0
});
// Encode order as quote data
bytes memory quoteData = abi.encode(order);
bytes memory signature = hex"aabbccdd"; // Mock signature
bytes memory params = abi.encodePacked(
ETH_ADDR_FOR_CURVE, // ETH input
USDC_ADDR,
uint8(RestrictTransferFrom.TransferType.None), // ETH comes via msg.value
uint8(0), // OrderType.Single
uint32(quoteData.length),
quoteData,
uint8(0), // signatureType: ECDSA
uint32(signature.length),
signature,
uint8(0) // approvalNeeded: false for ETH
);
// Fund test contract with ETH
vm.deal(address(this), 10e18);
uint256 executorBalanceBefore = USDC.balanceOf(address(bebopExecutor));
uint256 amountOut =
bebopExecutor.swap{value: amountIn}(amountIn, params);
uint256 executorBalanceAfter = USDC.balanceOf(address(bebopExecutor));
// Check that tokens ended up in the executor for the router to collect
assertEq(amountOut, expectedAmountOut);
assertEq(executorBalanceAfter - executorBalanceBefore, amountOut);
}
function testETHOutput() public {
uint256 amountIn = 1000e6; // 1000 USDC
uint256 expectedAmountOut = 1e18; // 1 ETH
// Create a valid Bebop order with ETH output
IBebopSettlement.Single memory order = IBebopSettlement.Single({
expiry: block.timestamp + 3600,
taker_address: address(0), // Any taker
maker_address: address(mockBebopSettlement),
maker_nonce: 1,
taker_token: USDC_ADDR,
maker_token: ETH_ADDR_FOR_CURVE, // ETH output
taker_amount: amountIn,
maker_amount: expectedAmountOut,
receiver: address(bebopExecutor), // Output should go to executor
packed_commands: 0,
flags: 0
});
// Encode order as quote data
bytes memory quoteData = abi.encode(order);
bytes memory signature = hex"aabbccdd"; // Mock signature
bytes memory params = abi.encodePacked(
USDC_ADDR,
ETH_ADDR_FOR_CURVE, // ETH output
uint8(RestrictTransferFrom.TransferType.Transfer),
uint8(0), // OrderType.Single
uint32(quoteData.length),
quoteData,
uint8(0), // signatureType: ECDSA
uint32(signature.length),
signature,
uint8(1) // approvalNeeded: true for USDC
);
// Transfer USDC to executor first
USDC.transfer(address(bebopExecutor), amountIn);
uint256 executorEthBalanceBefore = address(bebopExecutor).balance;
uint256 amountOut = bebopExecutor.swap(amountIn, params);
uint256 executorEthBalanceAfter = address(bebopExecutor).balance;
// Make sure the ETH ended up in the executor for the router to collect
assertEq(amountOut, expectedAmountOut);
assertEq(executorEthBalanceAfter - executorEthBalanceBefore, amountOut);
}
function testExpiredQuote() public {
uint256 amountIn = 1e18;
uint256 expectedAmountOut = 3000e6;
// Create an order with expired timestamp
IBebopSettlement.Single memory order = IBebopSettlement.Single({
expiry: block.timestamp - 1, // Already expired
taker_address: address(0),
maker_address: address(mockBebopSettlement),
maker_nonce: 1,
taker_token: WETH_ADDR,
maker_token: USDC_ADDR,
taker_amount: amountIn,
maker_amount: expectedAmountOut,
receiver: address(bebopExecutor), // Output should go to executor
packed_commands: 0,
flags: 0
});
bytes memory quoteData = abi.encode(order);
bytes memory signature = hex"aabbccdd";
bytes memory params = abi.encodePacked(
WETH_ADDR,
USDC_ADDR,
uint8(RestrictTransferFrom.TransferType.Transfer),
uint8(0), // OrderType.Single
uint32(quoteData.length),
quoteData,
uint8(0), // signatureType: ECDSA
uint32(signature.length),
signature,
uint8(1) // approvalNeeded: true
);
// Transfer WETH to executor
WETH.transfer(address(bebopExecutor), amountIn);
// Should revert due to expired order
vm.expectRevert(BebopExecutor.BebopExecutor__SettlementFailed.selector);
bebopExecutor.swap(amountIn, params);
}
function testInvalidDataLength() public {
bytes memory quoteData = hex"1234567890abcdef";
bytes memory signature = hex"aabbccdd";
// Create params with correct length first
bytes memory validParams = abi.encodePacked(
WETH_ADDR,
USDC_ADDR,
uint8(RestrictTransferFrom.TransferType.Transfer),
uint8(0), // OrderType.Single
uint32(quoteData.length),
quoteData,
uint8(0), // signatureType: ECDSA
uint32(signature.length),
signature,
uint8(1) // approvalNeeded: true
);
// Verify valid params work
bebopExecutor.decodeParams(validParams);
// Add extra bytes at the end, this should fail
bytes memory invalidParams = abi.encodePacked(validParams, hex"ff");
vm.expectRevert(BebopExecutor.BebopExecutor__InvalidDataLength.selector);
bebopExecutor.decodeParams(invalidParams);
// Try with insufficient data, should fail
bytes memory tooShortParams = abi.encodePacked(
WETH_ADDR,
USDC_ADDR,
uint8(RestrictTransferFrom.TransferType.Transfer)
// Missing rest of the data
);
vm.expectRevert(BebopExecutor.BebopExecutor__InvalidDataLength.selector);
bebopExecutor.decodeParams(tooShortParams);
}
}

1
src/encoding/evm/constants.rs
View File

@@ -31,6 +31,7 @@ pub static IN_TRANSFER_REQUIRED_PROTOCOLS: LazyLock<HashSet<&'static str>> = Laz
set.insert("uniswap_v4");
set.insert("ekubo_v2");
set.insert("vm:maverick_v2");
set.insert("vm:bebop");
set
});

7
src/encoding/evm/swap_encoder/builder.rs
View File

@@ -3,8 +3,8 @@ use std::collections::HashMap;
use crate::encoding::{
errors::EncodingError,
evm::swap_encoder::swap_encoders::{
BalancerV2SwapEncoder, CurveSwapEncoder, EkuboSwapEncoder, MaverickV2SwapEncoder,
UniswapV2SwapEncoder, UniswapV3SwapEncoder, UniswapV4SwapEncoder,
BalancerV2SwapEncoder, BebopSwapEncoder, CurveSwapEncoder, EkuboSwapEncoder,
MaverickV2SwapEncoder, UniswapV2SwapEncoder, UniswapV3SwapEncoder, UniswapV4SwapEncoder,
},
models::Chain,
swap_encoder::SwapEncoder,
@@ -81,6 +81,9 @@ impl SwapEncoderBuilder {
self.chain,
self.config,
)?)),
"vm:bebop" => {
Ok(Box::new(BebopSwapEncoder::new(self.executor_address, self.chain, self.config)?))
}
_ => Err(EncodingError::FatalError(format!(
"Unknown protocol system: {}",
self.protocol_system

201
src/encoding/evm/swap_encoder/swap_encoders.rs
View File

@@ -569,6 +569,123 @@ impl SwapEncoder for MaverickV2SwapEncoder {
}
}
/// Encodes a swap on Bebop (PMM RFQ) through the given executor address.
///
/// Bebop uses a Request-for-Quote model where quotes are obtained off-chain
/// and settled on-chain. This encoder supports PMM RFQ execution.
///
/// # Fields
/// * `executor_address` - The address of the executor contract that will perform the swap.
/// * `settlement_address` - The address of the Bebop settlement contract.
#[derive(Clone)]
pub struct BebopSwapEncoder {
executor_address: String,
settlement_address: String,
}
impl BebopSwapEncoder {
/// Validates the component ID format
/// Component format: "bebop"
fn validate_component_id(component_id: &str) -> Result<(), EncodingError> {
if component_id != "bebop" {
return Err(EncodingError::FatalError(
"Invalid Bebop component ID format. Expected 'bebop'".to_string(),
));
}
Ok(())
}
}
impl SwapEncoder for BebopSwapEncoder {
fn new(
executor_address: String,
_chain: Chain,
config: Option<HashMap<String, String>>,
) -> Result<Self, EncodingError> {
let config = config.ok_or(EncodingError::FatalError(
"Missing bebop specific addresses in config".to_string(),
))?;
let settlement_address = config
.get("settlement_address")
.ok_or(EncodingError::FatalError(
"Missing bebop settlement address in config".to_string(),
))?
.to_string();
Ok(Self { executor_address, settlement_address })
}
fn encode_swap(
&self,
swap: Swap,
encoding_context: EncodingContext,
) -> Result<Vec<u8>, EncodingError> {
let token_in = bytes_to_address(&swap.token_in)?;
let token_out = bytes_to_address(&swap.token_out)?;
let token_approvals_manager = ProtocolApprovalsManager::new()?;
let approval_needed: bool;
if let Some(router_address) = encoding_context.router_address {
let tycho_router_address = bytes_to_address(&router_address)?;
let token_to_approve = token_in.clone();
let settlement_address = Address::from_str(&self.settlement_address)
.map_err(|_| EncodingError::FatalError("Invalid settlement address".to_string()))?;
approval_needed = token_approvals_manager.approval_needed(
token_to_approve,
tycho_router_address,
settlement_address,
)?;
} else {
approval_needed = true;
}
// Validate component ID
Self::validate_component_id(&swap.component.id)?;
// Get quote data and signature from static attributes
let quote_data = get_static_attribute(&swap, "quote_data")?;
let signature = get_static_attribute(&swap, "signature")?;
// Get order type (default to Single if not specified)
let order_type = get_static_attribute(&swap, "order_type")
.map(|bytes| bytes[0])
.unwrap_or(0u8); // Default to Single (0)
// Get signature type (default to 0 = ECDSA if not specified)
let signature_type = get_static_attribute(&swap, "signature_type")
.map(|bytes| bytes[0])
.unwrap_or(0u8); // Default to ECDSA (0)
// Encode packed data for the executor
// Format: token_in | token_out | transfer_type | order_type |
// quote_data_length | quote_data | signature_type | signature_length | signature | approval_needed
let args = (
token_in,
token_out,
(encoding_context.transfer_type as u8).to_be_bytes(),
order_type.to_be_bytes(),
(quote_data.len() as u32).to_be_bytes(),
&quote_data[..],
signature_type.to_be_bytes(),
(signature.len() as u32).to_be_bytes(),
&signature[..],
(approval_needed as u8).to_be_bytes(),
);
Ok(args.abi_encode_packed())
}
fn executor_address(&self) -> &str {
&self.executor_address
}
fn clone_box(&self) -> Box<dyn SwapEncoder> {
Box::new(self.clone())
}
}
#[cfg(test)]
mod tests {
use std::collections::HashMap;
@@ -1544,4 +1661,88 @@ mod tests {
write_calldata_to_file("test_encode_maverick_v2", hex_swap.as_str());
}
mod bebop {
use super::*;
use crate::encoding::evm::utils::write_calldata_to_file;
#[test]
fn test_encode_bebop_rfq() {
use alloy::hex;
// Create static attributes for a Bebop RFQ quote
let mut static_attributes: HashMap<String, Bytes> = HashMap::new();
static_attributes
.insert("quote_data".into(), Bytes::from(hex::decode("1234567890abcdef").unwrap()));
static_attributes.insert("signature".into(), Bytes::from(hex::decode("aabbccdd").unwrap()));
let bebop_component = ProtocolComponent {
id: String::from("bebop"),
protocol_system: String::from("vm:bebop"),
static_attributes,
..Default::default()
};
let token_in = Bytes::from("0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"); // USDC
let token_out = Bytes::from("0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2"); // WETH
let swap = Swap {
component: bebop_component,
token_in: token_in.clone(),
token_out: token_out.clone(),
split: 0f64,
};
let encoding_context = EncodingContext {
receiver: Bytes::from("0x1D96F2f6BeF1202E4Ce1Ff6Dad0c2CB002861d3e"), // BOB
exact_out: false,
router_address: Some(Bytes::zero(20)),
group_token_in: token_in.clone(),
group_token_out: token_out.clone(),
transfer_type: TransferType::Transfer,
};
let encoder = BebopSwapEncoder::new(
String::from("0x543778987b293C7E8Cf0722BB2e935ba6f4068D4"),
TychoCoreChain::Ethereum.into(),
Some(HashMap::from([(
"settlement_address".to_string(),
"0xbbbbbBB520d69a9775E85b458C58c648259FAD5F".to_string(),
)])),
)
.unwrap();
let encoded_swap = encoder
.encode_swap(swap, encoding_context)
.unwrap();
let hex_swap = encode(&encoded_swap);
assert_eq!(
hex_swap,
String::from(concat!(
// token in
"a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
// token out
"c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
// transfer type Transfer
"01",
// order type Single (default 0)
"00",
// quote data length (8 bytes = 0x00000008)
"00000008",
// quote data
"1234567890abcdef",
// signature type ECDSA (default 0)
"00",
// signature length (4 bytes = 0x00000004)
"00000004",
// signature
"aabbccdd",
// approval needed
"01"
))
);
write_calldata_to_file("test_encode_bebop_rfq", hex_swap.as_str());
}
}
}