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Txn Hash | Method |
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0x2b0b299666e2d77e356e76bde653e1f28ddd7b3f311186735badbc6988ccb438 | 0x60806040 | 14583312 | 621 days 20 hrs ago | 0x3204ac6f848e05557c6c7876e09059882e07962f | IN | Create: BathHouse | 0 ETH | 0.013448715032 |
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Contract Name:
BathHouse
Compiler Version
v0.7.6+commit.7338295f
Optimization Enabled:
Yes with 1 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: BUSL-1.1 /// @title The administrator contract of Rubicon Pools /// @author Rubicon DeFi Inc. - bghughes.eth /// @notice The BathHouse initializes proxy-wrapped bathTokens, manages approved strategists, and sets system variables pragma solidity =0.7.6; import "./BathToken.sol"; import "../interfaces/IBathPair.sol"; import "../interfaces/IBathToken.sol"; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; // import "@openzeppelin/contracts/utils/ReentrancyGuard.sol"; import "@openzeppelin/contracts/token/ERC20/SafeERC20.sol"; import "@openzeppelin/contracts/proxy/TransparentUpgradeableProxy.sol"; contract BathHouse { using SafeERC20 for IERC20; /// *** Storage Variables *** /// @notice Rubicon Bath House string public name; /// @notice The administrator of the Bath House contract address public admin; /// @notice The proxy administrator of Bath Tokens address public proxyManager; /// @notice The core Rubicon Market of the Pools system address public RubiconMarketAddress; /// @notice A mapping of approved strategists to access Pools liquidity mapping(address => bool) public approvedStrategists; /// @notice The initialization status of BathHouse bool public initialized; /// @notice If true, strategists are permissioned and must be approved by admin bool public permissionedStrategists; /// @notice Key, system-wide risk parameter for all liquity Pools /// @notice This represents the proportion of a pool's underlying assets that must remain in the pool /// @dev This protects a run on the bank scenario and ensures users can withdraw while allowing funds to be utilized for yield in the market uint256 public reserveRatio; /// @notice A variable time delay after which a strategist must return funds to the Bath Token uint256 public timeDelay; /// @notice The lone Bath Pair contract of the system which acts as the strategist entry point and logic contract address public approvedPairContract; /// @notice The basis point fee that is paid to strategists from LPs on capital that is successfully rebalanced to a Bath Token uint8 public bpsToStrategists; /// @notice Key mapping for determining the address of a Bath Token based on its underlying asset /// @dev Source of truth mapping that logs all ERC20 Liquidity pools underlying asset => bathToken Address mapping(address => address) public tokenToBathToken; /// @notice The BathToken.sol implementation that any new bathTokens inherit /// @dev The implementation of any ~newly spawned~ proxy-wrapped Bath Tokens via _createBathToken address public newBathTokenImplementation; bool locked; /// *** Events *** /// @notice An event that signals the creation of a new Bath Token event LogNewBathToken( address underlyingToken, address bathTokenAddress, address bathTokenFeeAdmin, uint256 timestamp, address bathTokenCreator ); /// @notice An event that signals the permissionless spawning of a new Bath Token event LogOpenCreationSignal( IERC20 newERC20Underlying, address spawnedBathToken, uint256 initialNewBathTokenDeposit, IERC20 pairedExistingAsset, address pairedExistingBathToken, uint256 pairedBathTokenDeposit, address signaler ); /// *** Modifiers *** /// @notice This modifier enforces that only the admin can call these functions modifier onlyAdmin() { require(msg.sender == admin); _; } /// @dev nonReentrant modifier beGoneReentrantScum() { require(!locked); locked = true; _; locked = false; } /// *** External Functions *** /// @notice The constructor-like initialization function /// @dev Proxy-safe initialization of storage that sets key storage variables /// @dev Admin is set to msg.sender function initialize( address market, uint256 _reserveRatio, uint256 _timeDelay, address _newBathTokenImplementation, address _proxyAdmin ) external { require(!initialized); name = "Rubicon Bath House"; admin = msg.sender; timeDelay = _timeDelay; // Set Bath Token reserve ratio globally require(_reserveRatio <= 100); require(_reserveRatio > 0); reserveRatio = _reserveRatio; // Set BPS reward fee for successful strategist market-making /// @notice [(10000 - {bpsToStrategists}) / 10000] BPS of MM-ing activity is passed to users bpsToStrategists = 20; // Set key storage variables RubiconMarketAddress = market; permissionedStrategists = true; newBathTokenImplementation = _newBathTokenImplementation; proxyManager = _proxyAdmin; // Automatically approve admin as an approved strategist approveStrategist(admin); // Complete contract instantiation initialized = true; } /// @notice Permissionless entry point to spawn a Bath Token while posting liquidity to a ~pair of Bath Tokens~ /// @notice Please note, creating a Bath Token in this fashion ~does not~ gaurentee markets will be made for the new pair. This function signals the desire to have a new pair supported on Rubicon for strategists to consider market-making for /// @notice The best desiredPairedAsset to select is a popular quote currency. Many traditional systems quote in USD while the ETH quote is superior - the choice is yours sweet msg.sender /// @dev The user must approve the bathHouse to spend their ERC20s /// @dev The user can only spawn a Bath Token for an ERC20 that is not yet in the Pools system and they must post liquidity on the other side of the pair for an ~extant Bath Token~ function openBathTokenSpawnAndSignal( IERC20 newBathTokenUnderlying, uint256 initialLiquidityNew, // Must approve this contract to spend IERC20 desiredPairedAsset, // Must be paired with an existing quote for v1 uint256 initialLiquidityExistingBathToken ) external beGoneReentrantScum returns (address newBathToken) { // Check that it doesn't already exist require( getBathTokenfromAsset(newBathTokenUnderlying) == address(0), "bathToken already exists for that IERC20" ); require( getBathTokenfromAsset(desiredPairedAsset) != address(0), "bathToken does not exist for that desiredPairedAsset" ); // Spawn a bathToken for the new asset address newOne = _createBathToken(newBathTokenUnderlying, address(0)); // NOTE: address(0) as feeAdmin means fee is paid to pool holders // Deposit initial liquidity posted of newBathTokenUnderlying require( newBathTokenUnderlying.transferFrom( msg.sender, address(this), initialLiquidityNew ), "Couldn't transferFrom your initial liquidity - make sure to approve BathHouse.sol" ); newBathTokenUnderlying.safeApprove(newOne, initialLiquidityNew); // Deposit assets and send Bath Token shares to msg.sender IBathToken(newOne).deposit(initialLiquidityNew, msg.sender); // desiredPairedAsset must be pulled and deposited into bathToken desiredPairedAsset.safeTransferFrom( msg.sender, address(this), initialLiquidityExistingBathToken ); address pairedPool = getBathTokenfromAsset((desiredPairedAsset)); desiredPairedAsset.safeApprove( pairedPool, initialLiquidityExistingBathToken ); // Deposit assets and send Bath Token shares to msg.sender IBathToken(pairedPool).deposit( initialLiquidityExistingBathToken, msg.sender ); // emit an event describing the new pair, underlyings and bathTokens emit LogOpenCreationSignal( newBathTokenUnderlying, newOne, initialLiquidityNew, desiredPairedAsset, pairedPool, initialLiquidityExistingBathToken, msg.sender ); newBathToken = newOne; } /// ** Admin-Only Functions ** /// @notice An admin-only function to create a new Bath Token for any IERC20 function createBathToken(IERC20 underlyingERC20, address _feeAdmin) external onlyAdmin returns (address newBathTokenAddress) { newBathTokenAddress = _createBathToken(underlyingERC20, _feeAdmin); } /// @notice A migration function that allows the admin to write arbitrarily to tokenToBathToken function adminWriteBathToken(IERC20 overwriteERC20, address newBathToken) external onlyAdmin { tokenToBathToken[address(overwriteERC20)] = newBathToken; emit LogNewBathToken( address(overwriteERC20), newBathToken, address(0), block.timestamp, msg.sender ); } /// @notice Function to initialize and store the address of the ~lone~ bathPair contract for the Rubicon protocol function initBathPair( address _bathPairAddress, uint256 _maxOrderSizeBPS, int128 _shapeCoefNum ) external onlyAdmin returns (address newPair) { require( approvedPairContract == address(0), "BathPair already approved" ); require( IBathPair(_bathPairAddress).initialized() != true, "BathPair already initialized" ); newPair = _bathPairAddress; IBathPair(newPair).initialize(_maxOrderSizeBPS, _shapeCoefNum); approvedPairContract = newPair; } /// @notice Admin-only function to set a new Admin function setBathHouseAdmin(address newAdmin) external onlyAdmin { admin = newAdmin; } /// @notice Admin-only function to set a new Bath Token implementation /// @dev Please note that all bathTokens created will use this abi function setNewBathTokenImplementation(address newImplementation) external onlyAdmin { newBathTokenImplementation = newImplementation; } /// @notice Admin-only function to approve a new permissioned strategist function approveStrategist(address strategist) public onlyAdmin { approvedStrategists[strategist] = true; } /// @notice Admin-only function to remove a permissioned strategist function removeStrategist(address strategist) public onlyAdmin { approvedStrategists[strategist] = false; } /// @notice Admin-only function to set whether or not strategists are permissioned function setPermissionedStrategists(bool _new) external onlyAdmin { permissionedStrategists = _new; } /// @notice Admin-only function to set timeDelay function setCancelTimeDelay(uint256 value) external onlyAdmin { timeDelay = value; } /// @notice Admin-only function to set reserveRatio function setReserveRatio(uint256 rr) external onlyAdmin { require(rr <= 100); require(rr > 0); reserveRatio = rr; } /// @notice Admin-only function to set a Bath Token's timeDelay function setBathTokenMarket(address bathToken, address newMarket) external onlyAdmin { IBathToken(bathToken).setMarket(newMarket); } /// @notice Admin-only function to add a bonus token to a Bath Token's reward schema function setBonusToken(address bathToken, address newBonusToken) external onlyAdmin { IBathToken(bathToken).setBonusToken(newBonusToken); } /// @notice Admin-only function to set the BathBuddy rewards contract on a given Bath Token function setBathTokenBathBuddy(address bathToken, address newBathBuddy) external onlyAdmin { IBathToken(bathToken).setBathBuddy(newBathBuddy); } /// @notice Admin-only function to set a Bath Token's Bath House admin function setBathTokenBathHouse(address bathToken, address newAdmin) external onlyAdmin { IBathToken(bathToken).setBathHouse(newAdmin); } /// @notice Admin-only function to set a Bath Token's feeBPS function setBathTokenFeeBPS(address bathToken, uint256 newBPS) external onlyAdmin { IBathToken(bathToken).setFeeBPS(newBPS); } /// @notice Admin-only function to approve the Bath Token's underlying token on the assigned market /// @dev required in case the market address ever changes.. #battleScars function bathTokenApproveSetMarket(address targetBathToken) external onlyAdmin { IBathToken(targetBathToken).approveMarket(); } /// @notice Admin-only function to set a Bath Token's fee recipient (typically the Bath Token itself) function setBathTokenFeeTo(address bathToken, address feeTo) external onlyAdmin { IBathToken(bathToken).setFeeTo(feeTo); } /// @notice Admin-only function to set a Bath Token's target Rubicon Market function setMarket(address newMarket) external onlyAdmin { RubiconMarketAddress = newMarket; } /// @notice funtion to set bpsToStrategists function setBPSToStrategists(uint8 newBPS) external onlyAdmin { bpsToStrategists = newBPS; } /// *** View Functions *** // Getter Functions for parameters function getMarket() external view returns (address) { return RubiconMarketAddress; } function getReserveRatio() external view returns (uint256) { return reserveRatio; } function getCancelTimeDelay() external view returns (uint256) { return timeDelay; } /// @notice Returns the address of any bathToken in the system based on its corresponding underlying asset function getBathTokenfromAsset(IERC20 asset) public view returns (address) { return tokenToBathToken[address(asset)]; } function getBPSToStrats() public view returns (uint8) { return bpsToStrategists; } /// *** System Security Checks *** /// @notice A function to check whether or not an address is an approved strategist function isApprovedStrategist(address wouldBeStrategist) external view returns (bool) { if ( approvedStrategists[wouldBeStrategist] == true || !permissionedStrategists ) { return true; } else { return false; } } /// @notice A function to check whether or not an address is the approved system instance of BathPair.sol function isApprovedPair(address pair) public view returns (bool outcome) { pair == approvedPairContract ? outcome = true : outcome = false; } /// *** Internal Functions *** /// @dev Low-level functionality to spawn a Bath Token using the OZ Transparent Upgradeable Proxy standard /// @param underlyingERC20 The underlying ERC-20 asset that underlies the newBathTokenAddress /// @param _feeAdmin Recipient of pool withdrawal fees, typically the pool itself function _createBathToken(IERC20 underlyingERC20, address _feeAdmin) internal returns (address newBathTokenAddress) { require(initialized, "BathHouse not initialized"); address _underlyingERC20 = address(underlyingERC20); require( _underlyingERC20 != address(0), "Cant create bathToken for zero address" ); // Check that it isn't already logged in the registry require( tokenToBathToken[_underlyingERC20] == address(0), "bathToken already exists" ); // Creates a new bathToken that is upgradeable by the proxyManager require( newBathTokenImplementation != address(0), "no implementation set for bathTokens" ); // Note, the option of a fee recipient for pool withdrawls exists. For all pools this is set to the pool itself in production and is visible via ~feeTo~ on any respective contract // Note, fee admin presently ignored in the Bath Token initialization() call via defaulting to itself; though, this is still upgradeable by the Bath House admin via bytes memory _initData = abi.encodeWithSignature( "initialize(address,address,address)", _underlyingERC20, (RubiconMarketAddress), (_feeAdmin) ); TransparentUpgradeableProxy newBathToken = new TransparentUpgradeableProxy( newBathTokenImplementation, proxyManager, _initData ); // New Bath Token Address newBathTokenAddress = address(newBathToken); // Write to source-of-truth router mapping for this ERC-20 => Bath Token tokenToBathToken[_underlyingERC20] = newBathTokenAddress; // Log Data emit LogNewBathToken( _underlyingERC20, newBathTokenAddress, _feeAdmin, block.timestamp, msg.sender ); } }
// SPDX-License-Identifier: BUSL-1.1 /// @author Rubicon DeFi Inc. - bghughes.eth /// @notice This contract represents a single-asset liquidity pool for Rubicon Pools /// @notice Any user can deposit assets into this pool and earn yield from successful strategist market making with their liquidity /// @notice This contract looks to both BathPairs and the BathHouse as its admin pragma solidity =0.7.6; import "@openzeppelin/contracts/token/ERC20/ERC20.sol"; import "@openzeppelin/contracts/math/SafeMath.sol"; // import "@openzeppelin/contracts/utils/ReentrancyGuard.sol"; import "@openzeppelin/contracts/token/ERC20/SafeERC20.sol"; import "../interfaces/IBathHouse.sol"; import "../interfaces/IRubiconMarket.sol"; import "../interfaces/IBathBuddy.sol"; contract BathToken { using SafeMath for uint256; using SafeERC20 for IERC20; /// *** Storage Variables *** /// @notice The initialization status of the Bath Token bool public initialized; /// @notice ** ERC-20 ** string public symbol; string public name; uint8 public decimals; /// @notice The RubiconMarket.sol instance that all pool liquidity is intially directed to as market-making offers address public RubiconMarketAddress; /// @notice The Bath House admin of the Bath Token address public bathHouse; /// @notice The withdrawal fee recipient, typically the Bath Token itself address public feeTo; /// @notice The underlying ERC-20 token which is the core asset of the Bath Token vault IERC20 public underlyingToken; /// @notice The basis point fee rate that is paid on withdrawing the underlyingToken and bonusTokens uint256 public feeBPS; /// @notice ** ERC-20 ** uint256 public totalSupply; /// @notice The amount of underlying deposits that are outstanding attempting market-making on the order book for yield /// @dev quantity of underlyingToken that is in the orderbook that the pool still has a claim on /// @dev The underlyingToken is effectively mark-to-marketed when it enters the book and it could be returned at a loss due to poor strategist performance /// @dev outstandingAmount is NOT inclusive of any non-underlyingToken assets sitting on the Bath Tokens that have filled to here and are awaiting rebalancing to the underlyingToken by strategists uint256 public outstandingAmount; /// @dev Intentionally unused DEPRECATED STORAGE VARIABLE to maintain contiguous state on proxy-wrapped contracts. Consider it a beautiful scar of incremental progress 📈 /// @dev Keeping deprecated variables maintains consistent network-agnostic contract abis when moving to new chains and versions uint256[] deprecatedStorageArray; // Kept in to avoid storage collision bathTokens that are proxy upgraded /// @dev Intentionally unused DEPRECATED STORAGE VARIABLE to maintain contiguous state on proxy-wrapped contracts. Consider it a beautiful scar of incremental progress 📈 mapping(uint256 => uint256) deprecatedMapping; // Kept in to avoid storage collision on bathTokens that are upgraded // ******************************************* /// @notice ** ERC-20 ** mapping(address => uint256) public balanceOf; mapping(address => mapping(address => uint256)) public allowance; /// @notice EIP-2612 bytes32 public DOMAIN_SEPARATOR; /// @notice EIP-2612 /// @dev keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)"); bytes32 public constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9; /// @notice EIP-2612 mapping(address => uint256) public nonces; /// @notice Array of Bonus ERC-20 tokens that are given as liquidity incentives to pool withdrawers address[] public bonusTokens; /// @notice Address of the OZ Vesting Wallet which acts as means to vest bonusToken incentives to pool HODLers IBathBuddy public bathBuddy; /// @dev Reentrancy protection bool locked; /// *** Events *** /// @notice ** ERC-20 ** event Approval( address indexed owner, address indexed spender, uint256 value ); /// @notice ** ERC-20 ** event Transfer(address indexed from, address indexed to, uint256 value); /// @notice Time of Bath Token instantiation event LogInit(uint256 timeOfInit); /// @notice Log details about a pool deposit event LogDeposit( uint256 depositedAmt, IERC20 asset, uint256 sharesReceived, address depositor, uint256 underlyingBalance, uint256 outstandingAmount, uint256 totalSupply ); /// @notice Log details about a pool withdraw event LogWithdraw( uint256 amountWithdrawn, IERC20 asset, uint256 sharesWithdrawn, address withdrawer, uint256 fee, address feeTo, uint256 underlyingBalance, uint256 outstandingAmount, uint256 totalSupply ); /// @notice Log details about a pool rebalance event LogRebalance( IERC20 pool_asset, address destination, IERC20 transferAsset, uint256 rebalAmt, uint256 stratReward, uint256 underlyingBalance, uint256 outstandingAmount, uint256 totalSupply ); /// @notice Log details about a pool order canceled in the Rubicon Market book event LogPoolCancel( uint256 orderId, IERC20 pool_asset, uint256 outstandingAmountToCancel, uint256 underlyingBalance, uint256 outstandingAmount, uint256 totalSupply ); /// @notice Log details about a pool order placed in the Rubicon Market book event LogPoolOffer( uint256 id, IERC20 pool_asset, uint256 underlyingBalance, uint256 outstandingAmount, uint256 totalSupply ); /// @notice Log the credit to outstanding amount for funds that have been filled market-making event LogRemoveFilledTradeAmount( IERC20 pool_asset, uint256 fillAmount, uint256 underlyingBalance, uint256 outstandingAmount, uint256 totalSupply ); /// @notice * EIP 4626 * event Deposit( address indexed caller, address indexed owner, uint256 assets, uint256 shares ); /// @notice * EIP 4626 * event Withdraw( address indexed caller, address indexed receiver, address indexed owner, uint256 assets, uint256 shares ); /// @notice Log bonus token reward event event LogClaimBonusTokn( address indexed caller, address indexed receiver, address indexed owner, uint256 assets, uint256 shares, IERC20 bonusToken ); /// *** Constructor *** /// @notice Proxy-safe initialization of storage; the constructor function initialize( ERC20 token, address market, address _feeTo ) external nonReentrant { require(!initialized); string memory _symbol = string( abi.encodePacked(("bath"), token.symbol()) ); symbol = _symbol; underlyingToken = token; RubiconMarketAddress = market; bathHouse = msg.sender; //NOTE: assumed admin is creator on BathHouse name = string(abi.encodePacked(_symbol, (" v1"))); uint256 chainId; assembly { chainId := chainid() } DOMAIN_SEPARATOR = keccak256( abi.encode( keccak256( "EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)" ), keccak256(bytes(name)), keccak256(bytes("1")), chainId, address(this) ) ); decimals = token.decimals(); // v1 Change - 4626 Adherence // Complete constract instantiation via CEI pattern initialized = true; // Add infinite approval of Rubicon Market for this asset IERC20(address(token)).approve(RubiconMarketAddress, 2**256 - 1); emit LogInit(block.timestamp); feeTo = address(this); //This contract is the fee recipient, rewarding HODLers feeBPS = 3; //Fee set to 3 BPS initially } /// *** Modifiers *** modifier onlyPair() { require( IBathHouse(bathHouse).isApprovedPair(msg.sender) == true, "not an approved pair - bathToken" ); _; } modifier onlyBathHouse() { require( msg.sender == bathHouse, "caller is not bathHouse - BathToken.sol" ); _; } /// @dev nonReentrant modifier nonReentrant() { require(!locked); locked = true; _; locked = false; } /// *** External Functions - Only Bath House / Admin *** /// @notice Admin-only function to set a Bath Token's market address function setMarket(address newRubiconMarket) external onlyBathHouse { RubiconMarketAddress = newRubiconMarket; } /// @notice Admin-only function to set a Bath Token's Bath House admin function setBathHouse(address newBathHouse) external onlyBathHouse { bathHouse = newBathHouse; } /// @notice Admin-only function to approve Bath Token's RubiconMarketAddress with the maximum integer value (infinite approval) function approveMarket() external onlyBathHouse { underlyingToken.approve(RubiconMarketAddress, 2**256 - 1); } /// @notice Admin-only function to set a Bath Token's feeBPS function setFeeBPS(uint256 _feeBPS) external onlyBathHouse { require(_feeBPS <= 300, "Fee can never exceed 300 bps"); feeBPS = _feeBPS; } /// @notice Admin-only function to set a Bath Token's fee recipient, typically the pool itself function setFeeTo(address _feeTo) external onlyBathHouse { feeTo = _feeTo; } /// @notice Admin-only function to set THE BathBuddy which holds all ERC20 rewards function setBathBuddy(address newBuddy) external onlyBathHouse { bathBuddy = IBathBuddy(newBuddy); } /// @notice Admin-only function to add a bonus token to bonusTokens for pool incentives function setBonusToken(address newBonusERC20) external onlyBathHouse { bonusTokens.push(newBonusERC20); require(bonusTokens.length < 5, "too many tokens in this party"); } /// *** External Functions - Only Approved Bath Pair / Strategist Contract *** /// ** Rubicon Market Functions ** /// @notice The function for a strategist to cancel an outstanding Market Offer function cancel(uint256 id, uint256 amt) external onlyPair { outstandingAmount = outstandingAmount.sub(amt); IRubiconMarket(RubiconMarketAddress).cancel(id); emit LogPoolCancel( id, IERC20(underlyingToken), amt, underlyingBalance(), outstandingAmount, totalSupply ); } /// @notice A function called by BathPair to maintain proper accounting of outstandingAmount function removeFilledTradeAmount(uint256 amt) external onlyPair { outstandingAmount = outstandingAmount.sub(amt); emit LogRemoveFilledTradeAmount( IERC20(underlyingToken), amt, underlyingBalance(), outstandingAmount, totalSupply ); } /// @notice The function that places a bid and/or ask in the orderbook for a given pair from this pool function placeOffer( uint256 pay_amt, ERC20 pay_gem, uint256 buy_amt, ERC20 buy_gem ) external onlyPair returns (uint256) { // Place an offer in RubiconMarket // If incomplete offer return 0 if ( pay_amt == 0 || pay_gem == ERC20(0) || buy_amt == 0 || buy_gem == ERC20(0) ) { return 0; } uint256 id = IRubiconMarket(RubiconMarketAddress).offer( pay_amt, pay_gem, buy_amt, buy_gem, 0, false ); outstandingAmount = outstandingAmount.add(pay_amt); emit LogPoolOffer( id, IERC20(underlyingToken), underlyingBalance(), outstandingAmount, totalSupply ); return (id); } /// @notice This function returns filled orders to the correct liquidity pool and sends strategist rewards to the Bath Pair /// @dev Sends non-underlyingToken fill elsewhere in the Pools system, typically it's sister asset within a trading pair (e.g. ETH-USDC) /// @dev Strategists presently accrue rewards in the filled asset not underlyingToken function rebalance( address destination, address filledAssetToRebalance, /* sister or fill asset */ uint256 stratProportion, uint256 rebalAmt ) external onlyPair { require(filledAssetToRebalance != asset(), "must not be underlying"); uint256 stratReward = (stratProportion.mul(rebalAmt)).div(10000); IERC20(filledAssetToRebalance).safeTransfer( destination, rebalAmt.sub(stratReward) ); IERC20(filledAssetToRebalance).safeTransfer(msg.sender, stratReward); emit LogRebalance( IERC20(underlyingToken), destination, IERC20(filledAssetToRebalance), rebalAmt, stratReward, underlyingBalance(), outstandingAmount, totalSupply ); } /// *** EIP 4626 Implementation *** // https://eips.ethereum.org/EIPS/eip-4626#specification /// @notice Withdraw your bathTokens for the underlyingToken function withdraw(uint256 _shares) external nonReentrant returns (uint256 amountWithdrawn) { return _withdraw(_shares, msg.sender); } /// @notice * EIP 4626 * function asset() public view returns (address assetTokenAddress) { assetTokenAddress = address(underlyingToken); } /// @notice * EIP 4626 * function totalAssets() public view returns (uint256 totalManagedAssets) { return underlyingBalance(); } /// @notice * EIP 4626 * function convertToShares(uint256 assets) public view returns (uint256 shares) { // Note: Inflationary tokens may affect this logic (totalSupply == 0) ? shares = assets : shares = ( assets.mul(totalSupply) ).div(totalAssets()); } // Note: MUST NOT be inclusive of any fees that are charged against assets in the Vault. /// @notice * EIP 4626 * function convertToAssets(uint256 shares) public view returns (uint256 assets) { assets = (totalAssets().mul(shares)).div(totalSupply); } // Note: Unused function param to adhere to standard /// @notice * EIP 4626 * function maxDeposit(address receiver) public pure returns (uint256 maxAssets) { maxAssets = 2**256 - 1; // No limit on deposits in current implementation = Max UINT } /// @notice * EIP 4626 * function previewDeposit(uint256 assets) public view returns (uint256 shares) { // The exact same logic is used, no deposit fee - only difference is deflationary token check (rare condition and probably redundant) shares = convertToShares(assets); } // Single asset override to reflect old functionality function deposit(uint256 assets) public nonReentrant returns (uint256 shares) { // Note: msg.sender is the same throughout the same contract context return _deposit(assets, msg.sender); } /// @notice * EIP 4626 * function deposit(uint256 assets, address receiver) public nonReentrant returns (uint256 shares) { return _deposit(assets, receiver); } // Note: Unused function param to adhere to standard /// @notice * EIP 4626 * function maxMint(address receiver) public pure returns (uint256 maxShares) { maxShares = 2**256 - 1; // No limit on shares that could be created via deposit in current implementation - Max UINT } // Given I want these shares, how much do I have to deposit /// @notice * EIP 4626 * function previewMint(uint256 shares) public view returns (uint256 assets) { (totalSupply == 0) ? assets = shares : assets = ( shares.mul(totalAssets()) ).div(totalSupply); } // Mints exactly shares Vault shares to receiver by depositing amount of underlying tokens. /// @notice * EIP 4626 * function mint(uint256 shares, address receiver) public nonReentrant returns (uint256 assets) { assets = previewMint(shares); uint256 _shares = _deposit(assets, receiver); require(_shares == shares, "did not mint expected share count"); } // A user can withdraw whatever they hold /// @notice * EIP 4626 * function maxWithdraw(address owner) public view returns (uint256 maxAssets) { if (totalSupply == 0) { maxAssets = 0; } else { uint256 ownerShares = balanceOf[owner]; maxAssets = convertToAssets(ownerShares); } } /// @notice * EIP 4626 * function previewWithdraw(uint256 assets) public view returns (uint256 shares) { if (totalSupply == 0) { shares = 0; } else { shares = convertToShares( assets.add(assets.mul(feeBPS).div((uint256(10000).sub(feeBPS)))) ); } } /// @notice * EIP 4626 * function withdraw( uint256 assets, address receiver, address owner ) public nonReentrant returns (uint256 shares) { require( owner == msg.sender, "This implementation does not support non-sender owners from withdrawing user shares" ); uint256 expectedShares = previewWithdraw(assets); uint256 assetsReceived = _withdraw(expectedShares, receiver); require( assetsReceived >= assets, "You cannot withdraw the amount of assets you expected" ); shares = expectedShares; } // Constraint: msg.sender is owner of shares when withdrawing /// @notice * EIP 4626 * function maxRedeem(address owner) public view returns (uint256 maxShares) { return balanceOf[owner]; } // Constraint: msg.sender is owner of shares when withdrawing /// @notice * EIP 4626 * function previewRedeem(uint256 shares) public view returns (uint256 assets) { uint256 r = (underlyingBalance().mul(shares)).div(totalSupply); uint256 _fee = r.mul(feeBPS).div(10000); assets = r.sub(_fee); } /// @notice * EIP 4626 * function redeem( uint256 shares, address receiver, address owner ) public nonReentrant returns (uint256 assets) { require( owner == msg.sender, "This implementation does not support non-sender owners from withdrawing user shares" ); assets = _withdraw(shares, receiver); } /// *** Internal Functions *** /// @notice Deposit assets for the user and mint Bath Token shares to receiver function _deposit(uint256 assets, address receiver) internal returns (uint256 shares) { uint256 _pool = underlyingBalance(); uint256 _before = underlyingToken.balanceOf(address(this)); // **Assume caller is depositor** underlyingToken.safeTransferFrom(msg.sender, address(this), assets); uint256 _after = underlyingToken.balanceOf(address(this)); assets = _after.sub(_before); // Additional check for deflationary tokens if (totalSupply == 0) { uint256 minLiquidityShare = 10**3; shares = assets.sub(minLiquidityShare); // Handle protecting from an initial supply spoof attack _mint(address(0), (minLiquidityShare)); } else { shares = (assets.mul(totalSupply)).div(_pool); } // Send shares to designated target _mint(receiver, shares); require(shares != 0, "No shares minted"); emit LogDeposit( assets, underlyingToken, shares, msg.sender, underlyingBalance(), outstandingAmount, totalSupply ); emit Deposit(msg.sender, msg.sender, assets, shares); } /// @dev assumes that msg.sender is the shareholder /// @notice Withdraw share for the user and send underlyingToken to receiver with any accrued yield and incentive tokens function _withdraw(uint256 _shares, address receiver) internal returns (uint256 amountWithdrawn) { uint256 r = (underlyingBalance().mul(_shares)).div(totalSupply); _burn(msg.sender, _shares); uint256 _fee = r.mul(feeBPS).div(10000); // If FeeTo == address(0) then the fee is effectively accrued by the pool if (feeTo != address(0)) { underlyingToken.safeTransfer(feeTo, _fee); } amountWithdrawn = r.sub(_fee); underlyingToken.safeTransfer(receiver, amountWithdrawn); emit LogWithdraw( amountWithdrawn, underlyingToken, _shares, msg.sender, _fee, feeTo, underlyingBalance(), outstandingAmount, totalSupply ); emit Withdraw( msg.sender, receiver, msg.sender, amountWithdrawn, _shares ); } // // User can recieve the awards they have accrued on BathBuddy function getBonusTokenReward(address rewardToken) public { IBathBuddy(bathBuddy).getReward(IERC20(rewardToken), msg.sender); } // // User can recieve the awards they have accrued on BathBuddy function getAllBonusTokenReward() public { distributeBonusTokenRewards(msg.sender); } /// Must allow the custom receiver option of the 4626 withdraw call path /// @notice Function to distibute non-underlyingToken Bath Token incentives to pool withdrawers /// @dev Note that bonusTokens adhere to the same feeTo and feeBPS pattern /// @dev Note the edge case in which the bonus token is the underlyingToken, here we simply release() to the pool and skip function distributeBonusTokenRewards(address receiver) internal { // Note, receiver must be owner <- enforced in the two withdraw entry paths // require(msg.sender == receiver, "You cannot claim someone else`s bonus tokens"); // Verbose check: // require(initialTotalSupply == sharesWithdrawn + totalSupply); if (bonusTokens.length > 0) { for (uint256 index = 0; index < bonusTokens.length; index++) { IERC20 token = IERC20(bonusTokens[index]); require(address(token) != address(0), "bad bonus token"); // Hit BathBuddy permissioned, nonReentrant function to handle paying out IBathBuddy(bathBuddy).getReward(token, receiver); emit LogClaimBonusTokn( msg.sender, receiver, msg.sender, IBathBuddy(bathBuddy).earned(msg.sender, address(token)), balanceOf[msg.sender], token ); } } } /// *** ERC - 20 Standard *** function _mint(address to, uint256 value) internal { // Used for bonus token accounting distributeBonusTokenRewards(to); totalSupply = totalSupply.add(value); balanceOf[to] = balanceOf[to].add(value); emit Transfer(address(0), to, value); } function _burn(address from, uint256 value) internal { // Used for bonus token accounting distributeBonusTokenRewards(from); balanceOf[from] = balanceOf[from].sub(value); totalSupply = totalSupply.sub(value); emit Transfer(from, address(0), value); } function _approve( address owner, address spender, uint256 value ) private { allowance[owner][spender] = value; emit Approval(owner, spender, value); } function _transfer( address from, address to, uint256 value ) private { // Bonus tokens distributeBonusTokenRewards(from); balanceOf[from] = balanceOf[from].sub(value); // Bonus tokens distributeBonusTokenRewards(to); balanceOf[to] = balanceOf[to].add(value); emit Transfer(from, to, value); } function approve(address spender, uint256 value) external returns (bool) { _approve(msg.sender, spender, value); return true; } function transfer(address to, uint256 value) external returns (bool) { _transfer(msg.sender, to, value); return true; } function transferFrom( address from, address to, uint256 value ) external returns (bool) { if (allowance[from][msg.sender] != uint256(-1)) { allowance[from][msg.sender] = allowance[from][msg.sender].sub( value ); } _transfer(from, to, value); return true; } /// @notice EIP 2612 function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external { require(deadline >= block.timestamp, "bathToken: EXPIRED"); bytes32 digest = keccak256( abi.encodePacked( "\x19\x01", DOMAIN_SEPARATOR, keccak256( abi.encode( PERMIT_TYPEHASH, owner, spender, value, nonces[owner]++, deadline ) ) ) ); address recoveredAddress = ecrecover(digest, v, r, s); require( recoveredAddress != address(0) && recoveredAddress == owner, "bathToken: INVALID_SIGNATURE" ); _approve(owner, spender, value); } /// *** View Functions *** /// @notice The underlying ERC-20 that this bathToken handles function underlyingERC20() external view returns (address) { return address(underlyingToken); } /// @notice The best-guess total claim on assets the Bath Token has /// @dev returns the amount of underlying ERC20 tokens in this pool in addition to any tokens that are outstanding in the Rubicon order book seeking market-making yield (outstandingAmount) function underlyingBalance() public view returns (uint256) { uint256 _pool = IERC20(underlyingToken).balanceOf(address(this)); return _pool.add(outstandingAmount); } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.7.6; interface IBathPair { function initialized() external returns (bool); function initialize(uint256 _maxOrderSizeBPS, int128 _shapeCoefNum) external; function setMaxOrderSizeBPS(uint16 val) external; function setShapeCoefNum(int128 val) external; }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.7.6; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; interface IBathToken is IERC20 { function removeFilledTradeAmount(uint256 amt) external; function cancel(uint256 id, uint256 amt) external; function placeOffer( uint256 pay_amt, IERC20 pay_gem, uint256 buy_amt, IERC20 buy_gem ) external returns (uint256); function rebalance( address destination, address filledAssetToRebalance, uint256 stratTakeProportion, uint256 rebalAmt ) external; function approveMarket() external; function asset() external view returns (address assetTokenAddress); //4626 // Storage var that hold rewards tokens function bathBuddy() external view returns (address); function setBathBuddy(address newBathHouse) external; function underlyingToken() external returns (IERC20 erc20); function bathHouse() external returns (address admin); function setBathHouse(address newBathHouse) external; function setMarket(address newRubiconMarket) external; function setBonusToken(address newBonusToken) external; function setFeeBPS(uint256 _feeBPS) external; function setFeeTo(address _feeTo) external; function RubiconMarketAddress() external returns (address market); function outstandingAmount() external returns (uint256 amount); function underlyingBalance() external view returns (uint256); function deposit(uint256 amount) external returns (uint256 shares); function deposit(uint256 assets, address receiver) external returns (uint256 shares); function withdraw(uint256 shares) external returns (uint256 amount); function DOMAIN_SEPARATOR() external view returns (bytes32); function PERMIT_TYPEHASH() external pure returns (bytes32); function nonces(address owner) external view returns (uint256); function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `recipient`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address recipient, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `sender` to `recipient` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address sender, address recipient, uint256 amount) external returns (bool); /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "./IERC20.sol"; import "../../math/SafeMath.sol"; import "../../utils/Address.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using SafeMath for uint256; using Address for address; function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value)); } /** * @dev Deprecated. This function has issues similar to the ones found in * {IERC20-approve}, and its usage is discouraged. * * Whenever possible, use {safeIncreaseAllowance} and * {safeDecreaseAllowance} instead. */ function safeApprove(IERC20 token, address spender, uint256 value) internal { // safeApprove should only be called when setting an initial allowance, // or when resetting it to zero. To increase and decrease it, use // 'safeIncreaseAllowance' and 'safeDecreaseAllowance' // solhint-disable-next-line max-line-length require((value == 0) || (token.allowance(address(this), spender) == 0), "SafeERC20: approve from non-zero to non-zero allowance" ); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value)); } function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 newAllowance = token.allowance(address(this), spender).add(value); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero"); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed"); if (returndata.length > 0) { // Return data is optional // solhint-disable-next-line max-line-length require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "./UpgradeableProxy.sol"; /** * @dev This contract implements a proxy that is upgradeable by an admin. * * To avoid https://medium.com/nomic-labs-blog/malicious-backdoors-in-ethereum-proxies-62629adf3357[proxy selector * clashing], which can potentially be used in an attack, this contract uses the * https://blog.openzeppelin.com/the-transparent-proxy-pattern/[transparent proxy pattern]. This pattern implies two * things that go hand in hand: * * 1. If any account other than the admin calls the proxy, the call will be forwarded to the implementation, even if * that call matches one of the admin functions exposed by the proxy itself. * 2. If the admin calls the proxy, it can access the admin functions, but its calls will never be forwarded to the * implementation. If the admin tries to call a function on the implementation it will fail with an error that says * "admin cannot fallback to proxy target". * * These properties mean that the admin account can only be used for admin actions like upgrading the proxy or changing * the admin, so it's best if it's a dedicated account that is not used for anything else. This will avoid headaches due * to sudden errors when trying to call a function from the proxy implementation. * * Our recommendation is for the dedicated account to be an instance of the {ProxyAdmin} contract. If set up this way, * you should think of the `ProxyAdmin` instance as the real administrative interface of your proxy. */ contract TransparentUpgradeableProxy is UpgradeableProxy { /** * @dev Initializes an upgradeable proxy managed by `_admin`, backed by the implementation at `_logic`, and * optionally initialized with `_data` as explained in {UpgradeableProxy-constructor}. */ constructor(address _logic, address admin_, bytes memory _data) public payable UpgradeableProxy(_logic, _data) { assert(_ADMIN_SLOT == bytes32(uint256(keccak256("eip1967.proxy.admin")) - 1)); _setAdmin(admin_); } /** * @dev Emitted when the admin account has changed. */ event AdminChanged(address previousAdmin, address newAdmin); /** * @dev Storage slot with the admin of the contract. * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1, and is * validated in the constructor. */ bytes32 private constant _ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103; /** * @dev Modifier used internally that will delegate the call to the implementation unless the sender is the admin. */ modifier ifAdmin() { if (msg.sender == _admin()) { _; } else { _fallback(); } } /** * @dev Returns the current admin. * * NOTE: Only the admin can call this function. See {ProxyAdmin-getProxyAdmin}. * * TIP: To get this value clients can read directly from the storage slot shown below (specified by EIP1967) using the * https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call. * `0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103` */ function admin() external ifAdmin returns (address admin_) { admin_ = _admin(); } /** * @dev Returns the current implementation. * * NOTE: Only the admin can call this function. See {ProxyAdmin-getProxyImplementation}. * * TIP: To get this value clients can read directly from the storage slot shown below (specified by EIP1967) using the * https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call. * `0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc` */ function implementation() external ifAdmin returns (address implementation_) { implementation_ = _implementation(); } /** * @dev Changes the admin of the proxy. * * Emits an {AdminChanged} event. * * NOTE: Only the admin can call this function. See {ProxyAdmin-changeProxyAdmin}. */ function changeAdmin(address newAdmin) external virtual ifAdmin { require(newAdmin != address(0), "TransparentUpgradeableProxy: new admin is the zero address"); emit AdminChanged(_admin(), newAdmin); _setAdmin(newAdmin); } /** * @dev Upgrade the implementation of the proxy. * * NOTE: Only the admin can call this function. See {ProxyAdmin-upgrade}. */ function upgradeTo(address newImplementation) external virtual ifAdmin { _upgradeTo(newImplementation); } /** * @dev Upgrade the implementation of the proxy, and then call a function from the new implementation as specified * by `data`, which should be an encoded function call. This is useful to initialize new storage variables in the * proxied contract. * * NOTE: Only the admin can call this function. See {ProxyAdmin-upgradeAndCall}. */ function upgradeToAndCall(address newImplementation, bytes calldata data) external payable virtual ifAdmin { _upgradeTo(newImplementation); Address.functionDelegateCall(newImplementation, data); } /** * @dev Returns the current admin. */ function _admin() internal view virtual returns (address adm) { bytes32 slot = _ADMIN_SLOT; // solhint-disable-next-line no-inline-assembly assembly { adm := sload(slot) } } /** * @dev Stores a new address in the EIP1967 admin slot. */ function _setAdmin(address newAdmin) private { bytes32 slot = _ADMIN_SLOT; // solhint-disable-next-line no-inline-assembly assembly { sstore(slot, newAdmin) } } /** * @dev Makes sure the admin cannot access the fallback function. See {Proxy-_beforeFallback}. */ function _beforeFallback() internal virtual override { require(msg.sender != _admin(), "TransparentUpgradeableProxy: admin cannot fallback to proxy target"); super._beforeFallback(); } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "../../utils/Context.sol"; import "./IERC20.sol"; import "../../math/SafeMath.sol"; /** * @dev Implementation of the {IERC20} interface. * * This implementation is agnostic to the way tokens are created. This means * that a supply mechanism has to be added in a derived contract using {_mint}. * For a generic mechanism see {ERC20PresetMinterPauser}. * * TIP: For a detailed writeup see our guide * https://forum.zeppelin.solutions/t/how-to-implement-erc20-supply-mechanisms/226[How * to implement supply mechanisms]. * * We have followed general OpenZeppelin guidelines: functions revert instead * of returning `false` on failure. This behavior is nonetheless conventional * and does not conflict with the expectations of ERC20 applications. * * Additionally, an {Approval} event is emitted on calls to {transferFrom}. * This allows applications to reconstruct the allowance for all accounts just * by listening to said events. Other implementations of the EIP may not emit * these events, as it isn't required by the specification. * * Finally, the non-standard {decreaseAllowance} and {increaseAllowance} * functions have been added to mitigate the well-known issues around setting * allowances. See {IERC20-approve}. */ contract ERC20 is Context, IERC20 { using SafeMath for uint256; mapping (address => uint256) private _balances; mapping (address => mapping (address => uint256)) private _allowances; uint256 private _totalSupply; string private _name; string private _symbol; uint8 private _decimals; /** * @dev Sets the values for {name} and {symbol}, initializes {decimals} with * a default value of 18. * * To select a different value for {decimals}, use {_setupDecimals}. * * All three of these values are immutable: they can only be set once during * construction. */ constructor (string memory name_, string memory symbol_) public { _name = name_; _symbol = symbol_; _decimals = 18; } /** * @dev Returns the name of the token. */ function name() public view virtual returns (string memory) { return _name; } /** * @dev Returns the symbol of the token, usually a shorter version of the * name. */ function symbol() public view virtual returns (string memory) { return _symbol; } /** * @dev Returns the number of decimals used to get its user representation. * For example, if `decimals` equals `2`, a balance of `505` tokens should * be displayed to a user as `5,05` (`505 / 10 ** 2`). * * Tokens usually opt for a value of 18, imitating the relationship between * Ether and Wei. This is the value {ERC20} uses, unless {_setupDecimals} is * called. * * NOTE: This information is only used for _display_ purposes: it in * no way affects any of the arithmetic of the contract, including * {IERC20-balanceOf} and {IERC20-transfer}. */ function decimals() public view virtual returns (uint8) { return _decimals; } /** * @dev See {IERC20-totalSupply}. */ function totalSupply() public view virtual override returns (uint256) { return _totalSupply; } /** * @dev See {IERC20-balanceOf}. */ function balanceOf(address account) public view virtual override returns (uint256) { return _balances[account]; } /** * @dev See {IERC20-transfer}. * * Requirements: * * - `recipient` cannot be the zero address. * - the caller must have a balance of at least `amount`. */ function transfer(address recipient, uint256 amount) public virtual override returns (bool) { _transfer(_msgSender(), recipient, amount); return true; } /** * @dev See {IERC20-allowance}. */ function allowance(address owner, address spender) public view virtual override returns (uint256) { return _allowances[owner][spender]; } /** * @dev See {IERC20-approve}. * * Requirements: * * - `spender` cannot be the zero address. */ function approve(address spender, uint256 amount) public virtual override returns (bool) { _approve(_msgSender(), spender, amount); return true; } /** * @dev See {IERC20-transferFrom}. * * Emits an {Approval} event indicating the updated allowance. This is not * required by the EIP. See the note at the beginning of {ERC20}. * * Requirements: * * - `sender` and `recipient` cannot be the zero address. * - `sender` must have a balance of at least `amount`. * - the caller must have allowance for ``sender``'s tokens of at least * `amount`. */ function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) { _transfer(sender, recipient, amount); _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance")); return true; } /** * @dev Atomically increases the allowance granted to `spender` by the caller. * * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * * Emits an {Approval} event indicating the updated allowance. * * Requirements: * * - `spender` cannot be the zero address. */ function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) { _approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue)); return true; } /** * @dev Atomically decreases the allowance granted to `spender` by the caller. * * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * * Emits an {Approval} event indicating the updated allowance. * * Requirements: * * - `spender` cannot be the zero address. * - `spender` must have allowance for the caller of at least * `subtractedValue`. */ function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) { _approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero")); return true; } /** * @dev Moves tokens `amount` from `sender` to `recipient`. * * This is internal function is equivalent to {transfer}, and can be used to * e.g. implement automatic token fees, slashing mechanisms, etc. * * Emits a {Transfer} event. * * Requirements: * * - `sender` cannot be the zero address. * - `recipient` cannot be the zero address. * - `sender` must have a balance of at least `amount`. */ function _transfer(address sender, address recipient, uint256 amount) internal virtual { require(sender != address(0), "ERC20: transfer from the zero address"); require(recipient != address(0), "ERC20: transfer to the zero address"); _beforeTokenTransfer(sender, recipient, amount); _balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance"); _balances[recipient] = _balances[recipient].add(amount); emit Transfer(sender, recipient, amount); } /** @dev Creates `amount` tokens and assigns them to `account`, increasing * the total supply. * * Emits a {Transfer} event with `from` set to the zero address. * * Requirements: * * - `to` cannot be the zero address. */ function _mint(address account, uint256 amount) internal virtual { require(account != address(0), "ERC20: mint to the zero address"); _beforeTokenTransfer(address(0), account, amount); _totalSupply = _totalSupply.add(amount); _balances[account] = _balances[account].add(amount); emit Transfer(address(0), account, amount); } /** * @dev Destroys `amount` tokens from `account`, reducing the * total supply. * * Emits a {Transfer} event with `to` set to the zero address. * * Requirements: * * - `account` cannot be the zero address. * - `account` must have at least `amount` tokens. */ function _burn(address account, uint256 amount) internal virtual { require(account != address(0), "ERC20: burn from the zero address"); _beforeTokenTransfer(account, address(0), amount); _balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance"); _totalSupply = _totalSupply.sub(amount); emit Transfer(account, address(0), amount); } /** * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens. * * This internal function is equivalent to `approve`, and can be used to * e.g. set automatic allowances for certain subsystems, etc. * * Emits an {Approval} event. * * Requirements: * * - `owner` cannot be the zero address. * - `spender` cannot be the zero address. */ function _approve(address owner, address spender, uint256 amount) internal virtual { require(owner != address(0), "ERC20: approve from the zero address"); require(spender != address(0), "ERC20: approve to the zero address"); _allowances[owner][spender] = amount; emit Approval(owner, spender, amount); } /** * @dev Sets {decimals} to a value other than the default one of 18. * * WARNING: This function should only be called from the constructor. Most * applications that interact with token contracts will not expect * {decimals} to ever change, and may work incorrectly if it does. */ function _setupDecimals(uint8 decimals_) internal virtual { _decimals = decimals_; } /** * @dev Hook that is called before any transfer of tokens. This includes * minting and burning. * * Calling conditions: * * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens * will be to transferred to `to`. * - when `from` is zero, `amount` tokens will be minted for `to`. * - when `to` is zero, `amount` of ``from``'s tokens will be burned. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming languages. * `SafeMath` restores this intuition by reverting the transaction when an * operation overflows. * * Using this library instead of the unchecked operations eliminates an entire * class of bugs, so it's recommended to use it always. */ library SafeMath { /** * @dev Returns the addition of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } /** * @dev Returns the substraction of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b > a) return (false, 0); return (true, a - b); } /** * @dev Returns the multiplication of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) return (true, 0); uint256 c = a * b; if (c / a != b) return (false, 0); return (true, c); } /** * @dev Returns the division of two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a / b); } /** * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a % b); } /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; require(c >= a, "SafeMath: addition overflow"); return c; } /** * @dev Returns the subtraction of two unsigned integers, reverting on * overflow (when the result is negative). * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b) internal pure returns (uint256) { require(b <= a, "SafeMath: subtraction overflow"); return a - b; } /** * @dev Returns the multiplication of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `*` operator. * * Requirements: * * - Multiplication cannot overflow. */ function mul(uint256 a, uint256 b) internal pure returns (uint256) { if (a == 0) return 0; uint256 c = a * b; require(c / a == b, "SafeMath: multiplication overflow"); return c; } /** * @dev Returns the integer division of two unsigned integers, reverting on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: division by zero"); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting when dividing by zero. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: modulo by zero"); return a % b; } /** * @dev Returns the subtraction of two unsigned integers, reverting with custom message on * overflow (when the result is negative). * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {trySub}. * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b <= a, errorMessage); return a - b; } /** * @dev Returns the integer division of two unsigned integers, reverting with custom message on * division by zero. The result is rounded towards zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryDiv}. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting with custom message when dividing by zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryMod}. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a % b; } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.7.6; interface IBathHouse { function getMarket() external view returns (address); function initialized() external returns (bool); function reserveRatio() external view returns (uint256); function tokenToBathToken(address erc20Address) external view returns (address bathTokenAddress); function isApprovedStrategist(address wouldBeStrategist) external view returns (bool); function getBPSToStrats() external view returns (uint8); function isApprovedPair(address pair) external view returns (bool); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.7.6; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; interface IRubiconMarket { function cancel(uint256 id) external; function offer( uint256 pay_amt, //maker (ask) sell how much IERC20 pay_gem, //maker (ask) sell which token uint256 buy_amt, //maker (ask) buy how much IERC20 buy_gem, //maker (ask) buy which token uint256 pos, //position to insert offer, 0 should be used if unknown bool matching //match "close enough" orders? ) external returns (uint256); // Get best offer function getBestOffer(IERC20 sell_gem, IERC20 buy_gem) external view returns (uint256); // get offer function getOffer(uint256 id) external view returns ( uint256, IERC20, uint256, IERC20 ); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.7.6; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; interface IBathBuddy { /// @notice Releases the withdrawer's relative share of all vested tokens directly to them with their withdrawal /// @dev function that only the single, permissioned bathtoken can call that rewards a user their accrued rewards /// for a given token during the current rewards period ongoing on bathBuddy function getReward(IERC20 token, address recipient) external; // Determines a user rewards // Note, uses share logic from bathToken function earned(address account, address token) external view returns (uint256); }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /* * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with GSN meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address payable) { return msg.sender; } function _msgData() internal view virtual returns (bytes memory) { this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691 return msg.data; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize, which returns 0 for contracts in // construction, since the code is only stored at the end of the // constructor execution. uint256 size; // solhint-disable-next-line no-inline-assembly assembly { size := extcodesize(account) } return size > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); // solhint-disable-next-line avoid-low-level-calls, avoid-call-value (bool success, ) = recipient.call{ value: amount }(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain`call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.call{ value: value }(data); return _verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.staticcall(data); return _verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) { require(isContract(target), "Address: delegate call to non-contract"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.delegatecall(data); return _verifyCallResult(success, returndata, errorMessage); } function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly // solhint-disable-next-line no-inline-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "./Proxy.sol"; import "../utils/Address.sol"; /** * @dev This contract implements an upgradeable proxy. It is upgradeable because calls are delegated to an * implementation address that can be changed. This address is stored in storage in the location specified by * https://eips.ethereum.org/EIPS/eip-1967[EIP1967], so that it doesn't conflict with the storage layout of the * implementation behind the proxy. * * Upgradeability is only provided internally through {_upgradeTo}. For an externally upgradeable proxy see * {TransparentUpgradeableProxy}. */ contract UpgradeableProxy is Proxy { /** * @dev Initializes the upgradeable proxy with an initial implementation specified by `_logic`. * * If `_data` is nonempty, it's used as data in a delegate call to `_logic`. This will typically be an encoded * function call, and allows initializating the storage of the proxy like a Solidity constructor. */ constructor(address _logic, bytes memory _data) public payable { assert(_IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1)); _setImplementation(_logic); if(_data.length > 0) { Address.functionDelegateCall(_logic, _data); } } /** * @dev Emitted when the implementation is upgraded. */ event Upgraded(address indexed implementation); /** * @dev Storage slot with the address of the current implementation. * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is * validated in the constructor. */ bytes32 private constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; /** * @dev Returns the current implementation address. */ function _implementation() internal view virtual override returns (address impl) { bytes32 slot = _IMPLEMENTATION_SLOT; // solhint-disable-next-line no-inline-assembly assembly { impl := sload(slot) } } /** * @dev Upgrades the proxy to a new implementation. * * Emits an {Upgraded} event. */ function _upgradeTo(address newImplementation) internal virtual { _setImplementation(newImplementation); emit Upgraded(newImplementation); } /** * @dev Stores a new address in the EIP1967 implementation slot. */ function _setImplementation(address newImplementation) private { require(Address.isContract(newImplementation), "UpgradeableProxy: new implementation is not a contract"); bytes32 slot = _IMPLEMENTATION_SLOT; // solhint-disable-next-line no-inline-assembly assembly { sstore(slot, newImplementation) } } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to * be specified by overriding the virtual {_implementation} function. * * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a * different contract through the {_delegate} function. * * The success and return data of the delegated call will be returned back to the caller of the proxy. */ abstract contract Proxy { /** * @dev Delegates the current call to `implementation`. * * This function does not return to its internall call site, it will return directly to the external caller. */ function _delegate(address implementation) internal virtual { // solhint-disable-next-line no-inline-assembly assembly { // Copy msg.data. We take full control of memory in this inline assembly // block because it will not return to Solidity code. We overwrite the // Solidity scratch pad at memory position 0. calldatacopy(0, 0, calldatasize()) // Call the implementation. // out and outsize are 0 because we don't know the size yet. let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0) // Copy the returned data. returndatacopy(0, 0, returndatasize()) switch result // delegatecall returns 0 on error. case 0 { revert(0, returndatasize()) } default { return(0, returndatasize()) } } } /** * @dev This is a virtual function that should be overriden so it returns the address to which the fallback function * and {_fallback} should delegate. */ function _implementation() internal view virtual returns (address); /** * @dev Delegates the current call to the address returned by `_implementation()`. * * This function does not return to its internall call site, it will return directly to the external caller. */ function _fallback() internal virtual { _beforeFallback(); _delegate(_implementation()); } /** * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other * function in the contract matches the call data. */ fallback () external payable virtual { _fallback(); } /** * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data * is empty. */ receive () external payable virtual { _fallback(); } /** * @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback` * call, or as part of the Solidity `fallback` or `receive` functions. * * If overriden should call `super._beforeFallback()`. */ function _beforeFallback() internal virtual { } }
{ "optimizer": { "enabled": true, "runs": 1 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "metadata": { "useLiteralContent": true }, "libraries": {} }
Contract Security Audit
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IERC20","name":"overwriteERC20","type":"address"},{"internalType":"address","name":"newBathToken","type":"address"}],"name":"adminWriteBathToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"strategist","type":"address"}],"name":"approveStrategist","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"approvedPairContract","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"approvedStrategists","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"targetBathToken","type":"address"}],"name":"bathTokenApproveSetMarket","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"bpsToStrategists","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"contract 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IERC20","name":"asset","type":"address"}],"name":"getBathTokenfromAsset","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getCancelTimeDelay","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMarket","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getReserveRatio","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_bathPairAddress","type":"address"},{"internalType":"uint256","name":"_maxOrderSizeBPS","type":"uint256"},{"internalType":"int128","name":"_shapeCoefNum","type":"int128"}],"name":"initBathPair","outputs":[{"internalType":"address","name":"newPair","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"market","type":"address"},{"internalType":"uint256","name":"_reserveRatio","type":"uint256"},{"internalType":"uint256","name":"_timeDelay","type":"uint256"},{"internalType":"address","name":"_newBathTokenImplementation","type":"address"},{"internalType":"address","name":"_proxyAdmin","type":"address"}],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"initialized","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"pair","type":"address"}],"name":"isApprovedPair","outputs":[{"internalType":"bool","name":"outcome","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"wouldBeStrategist","type":"address"}],"name":"isApprovedStrategist","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"newBathTokenImplementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"contract IERC20","name":"newBathTokenUnderlying","type":"address"},{"internalType":"uint256","name":"initialLiquidityNew","type":"uint256"},{"internalType":"contract IERC20","name":"desiredPairedAsset","type":"address"},{"internalType":"uint256","name":"initialLiquidityExistingBathToken","type":"uint256"}],"name":"openBathTokenSpawnAndSignal","outputs":[{"internalType":"address","name":"newBathToken","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"permissionedStrategists","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proxyManager","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"strategist","type":"address"}],"name":"removeStrategist","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"reserveRatio","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint8","name":"newBPS","type":"uint8"}],"name":"setBPSToStrategists","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newAdmin","type":"address"}],"name":"setBathHouseAdmin","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"bathToken","type":"address"},{"internalType":"address","name":"newBathBuddy","type":"address"}],"name":"setBathTokenBathBuddy","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"bathToken","type":"address"},{"internalType":"address","name":"newAdmin","type":"address"}],"name":"setBathTokenBathHouse","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"bathToken","type":"address"},{"internalType":"uint256","name":"newBPS","type":"uint256"}],"name":"setBathTokenFeeBPS","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"bathToken","type":"address"},{"internalType":"address","name":"feeTo","type":"address"}],"name":"setBathTokenFeeTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"bathToken","type":"address"},{"internalType":"address","name":"newMarket","type":"address"}],"name":"setBathTokenMarket","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"bathToken","type":"address"},{"internalType":"address","name":"newBonusToken","type":"address"}],"name":"setBonusToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"value","type":"uint256"}],"name":"setCancelTimeDelay","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newMarket","type":"address"}],"name":"setMarket","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"}],"name":"setNewBathTokenImplementation","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_new","type":"bool"}],"name":"setPermissionedStrategists","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"rr","type":"uint256"}],"name":"setReserveRatio","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"timeDelay","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"tokenToBathToken","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}]
Contract Creation Code
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