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Collect Earnings | 17227927 | 470 days ago | IN | 0 ETH | 0.00761441 | ||||
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Collect Earnings | 16937548 | 511 days ago | IN | 0 ETH | 0.00638984 |
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Minimal Proxy Contract for 0x6ec0cb7d87ac8b9288e69a46edf34e9217735c7e
Contract Name:
UniV3Vault
Compiler Version
v0.8.9+commit.e5eed63a
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity 0.8.9; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "../interfaces/external/univ3/INonfungiblePositionManager.sol"; import "../interfaces/external/univ3/IUniswapV3Pool.sol"; import "../interfaces/external/univ3/IUniswapV3Factory.sol"; import "../interfaces/vaults/IUniV3VaultGovernance.sol"; import "../interfaces/vaults/IUniV3Vault.sol"; import "../libraries/external/TickMath.sol"; import "../libraries/external/LiquidityAmounts.sol"; import "../libraries/ExceptionsLibrary.sol"; import "./IntegrationVault.sol"; import "../utils/UniV3Helper.sol"; /// @notice Vault that interfaces UniswapV3 protocol in the integration layer. contract UniV3Vault is IUniV3Vault, IntegrationVault { using SafeERC20 for IERC20; struct Pair { uint256 a0; uint256 a1; } /// @inheritdoc IUniV3Vault IUniswapV3Pool public pool; /// @inheritdoc IUniV3Vault uint256 public uniV3Nft; INonfungiblePositionManager private _positionManager; UniV3Helper private _uniV3Helper; // ------------------- EXTERNAL, VIEW ------------------- /// @inheritdoc IVault function tvl() public view returns (uint256[] memory minTokenAmounts, uint256[] memory maxTokenAmounts) { if (uniV3Nft == 0) { return (new uint256[](2), new uint256[](2)); } minTokenAmounts = new uint256[](2); maxTokenAmounts = new uint256[](2); int24 tickLower; int24 tickUpper; uint128 liquidity; { IUniV3VaultGovernance.DelayedProtocolParams memory params = IUniV3VaultGovernance(address(_vaultGovernance)) .delayedProtocolParams(); { uint128 tokensOwed0; uint128 tokensOwed1; (tickLower, tickUpper, liquidity, tokensOwed0, tokensOwed1) = _uniV3Helper.calculatePositionInfo( _positionManager, pool, uniV3Nft ); minTokenAmounts[0] = tokensOwed0; maxTokenAmounts[0] = tokensOwed0; minTokenAmounts[1] = tokensOwed1; maxTokenAmounts[1] = tokensOwed1; } { uint256 amountMin0; uint256 amountMax0; uint256 amountMin1; uint256 amountMax1; uint160 sqrtPriceAX96 = TickMath.getSqrtRatioAtTick(tickLower); uint160 sqrtPriceBX96 = TickMath.getSqrtRatioAtTick(tickUpper); (uint256 minPriceX96, uint256 maxPriceX96) = _getMinMaxPrice(params.oracle); { uint256 minSqrtPriceX96 = CommonLibrary.sqrtX96(minPriceX96); (amountMin0, amountMin1) = LiquidityAmounts.getAmountsForLiquidity( uint160(minSqrtPriceX96), sqrtPriceAX96, sqrtPriceBX96, liquidity ); } { uint256 maxSqrtPriceX96 = CommonLibrary.sqrtX96(maxPriceX96); (amountMax0, amountMax1) = LiquidityAmounts.getAmountsForLiquidity( uint160(maxSqrtPriceX96), sqrtPriceAX96, sqrtPriceBX96, liquidity ); } minTokenAmounts[0] += amountMin0 < amountMax0 ? amountMin0 : amountMax0; minTokenAmounts[1] += amountMin1 < amountMax1 ? amountMin1 : amountMax1; maxTokenAmounts[0] += amountMin0 < amountMax0 ? amountMax0 : amountMin0; maxTokenAmounts[1] += amountMin1 < amountMax1 ? amountMax1 : amountMin1; } } } /// @inheritdoc IntegrationVault function supportsInterface(bytes4 interfaceId) public view override(IERC165, IntegrationVault) returns (bool) { return super.supportsInterface(interfaceId) || (interfaceId == type(IUniV3Vault).interfaceId); } /// @inheritdoc IUniV3Vault function positionManager() external view returns (INonfungiblePositionManager) { return _positionManager; } /// @inheritdoc IUniV3Vault function liquidityToTokenAmounts(uint128 liquidity) external view returns (uint256[] memory tokenAmounts) { tokenAmounts = _uniV3Helper.liquidityToTokenAmounts(liquidity, pool, uniV3Nft, _positionManager); } /// @inheritdoc IUniV3Vault function tokenAmountsToLiquidity(uint256[] memory tokenAmounts) public view returns (uint128 liquidity) { liquidity = _uniV3Helper.tokenAmountsToLiquidity(tokenAmounts, pool, uniV3Nft, _positionManager); } // ------------------- EXTERNAL, MUTATING ------------------- /// @inheritdoc IUniV3Vault function initialize( uint256 nft_, address[] memory vaultTokens_, uint24 fee_, address uniV3Hepler_ ) external { require(vaultTokens_.length == 2, ExceptionsLibrary.INVALID_VALUE); _initialize(vaultTokens_, nft_); _positionManager = IUniV3VaultGovernance(address(_vaultGovernance)).delayedProtocolParams().positionManager; pool = IUniswapV3Pool( IUniswapV3Factory(_positionManager.factory()).getPool(_vaultTokens[0], _vaultTokens[1], fee_) ); _uniV3Helper = UniV3Helper(uniV3Hepler_); require(address(pool) != address(0), ExceptionsLibrary.NOT_FOUND); } /// @inheritdoc IERC721Receiver function onERC721Received( address operator, address from, uint256 tokenId, bytes memory ) external returns (bytes4) { require(msg.sender == address(_positionManager), ExceptionsLibrary.FORBIDDEN); require(_isStrategy(operator), ExceptionsLibrary.FORBIDDEN); (, , address token0, address token1, uint24 fee, , , , , , , ) = _positionManager.positions(tokenId); // new position should have vault tokens require( token0 == _vaultTokens[0] && token1 == _vaultTokens[1] && fee == pool.fee(), ExceptionsLibrary.INVALID_TOKEN ); if (uniV3Nft != 0) { (, , , , , , , uint128 liquidity, , , uint128 tokensOwed0, uint128 tokensOwed1) = _positionManager .positions(uniV3Nft); require(liquidity == 0 && tokensOwed0 == 0 && tokensOwed1 == 0, ExceptionsLibrary.INVALID_VALUE); // return previous uni v3 position nft _positionManager.transferFrom(address(this), from, uniV3Nft); } uniV3Nft = tokenId; return this.onERC721Received.selector; } /// @inheritdoc IUniV3Vault function collectEarnings() external nonReentrant returns (uint256[] memory collectedEarnings) { IVaultRegistry registry = _vaultGovernance.internalParams().registry; address owner = registry.ownerOf(_nft); address to = _root(registry, _nft, owner).subvaultAt(0); collectedEarnings = new uint256[](2); (uint256 collectedEarnings0, uint256 collectedEarnings1) = _positionManager.collect( INonfungiblePositionManager.CollectParams({ tokenId: uniV3Nft, recipient: to, amount0Max: type(uint128).max, amount1Max: type(uint128).max }) ); collectedEarnings[0] = collectedEarnings0; collectedEarnings[1] = collectedEarnings1; emit CollectedEarnings(tx.origin, msg.sender, to, collectedEarnings0, collectedEarnings1); } // ------------------- INTERNAL, VIEW ------------------- function _parseOptions(bytes memory options) internal view returns (Options memory) { if (options.length == 0) return Options({amount0Min: 0, amount1Min: 0, deadline: block.timestamp + 600}); require(options.length == 32 * 3, ExceptionsLibrary.INVALID_VALUE); return abi.decode(options, (Options)); } function _isStrategy(address addr) internal view returns (bool) { return _vaultGovernance.internalParams().registry.getApproved(_nft) == addr; } function _isReclaimForbidden(address) internal pure override returns (bool) { return false; } function _getMinMaxPrice(IOracle oracle) internal view returns (uint256 minPriceX96, uint256 maxPriceX96) { (uint256[] memory prices, ) = oracle.priceX96(_vaultTokens[0], _vaultTokens[1], 0x2A); require(prices.length > 1, ExceptionsLibrary.INVARIANT); minPriceX96 = prices[0]; maxPriceX96 = prices[0]; for (uint32 i = 1; i < prices.length; ++i) { if (prices[i] < minPriceX96) { minPriceX96 = prices[i]; } else if (prices[i] > maxPriceX96) { maxPriceX96 = prices[i]; } } } // ------------------- INTERNAL, MUTATING ------------------- function _push(uint256[] memory tokenAmounts, bytes memory options) internal override returns (uint256[] memory actualTokenAmounts) { actualTokenAmounts = new uint256[](2); if (uniV3Nft == 0) return actualTokenAmounts; uint128 liquidity = tokenAmountsToLiquidity(tokenAmounts); if (liquidity == 0) return actualTokenAmounts; else { address[] memory tokens = _vaultTokens; for (uint256 i = 0; i < tokens.length; ++i) { IERC20(tokens[i]).safeIncreaseAllowance(address(_positionManager), tokenAmounts[i]); } Options memory opts = _parseOptions(options); Pair memory amounts = Pair({a0: tokenAmounts[0], a1: tokenAmounts[1]}); Pair memory minAmounts = Pair({a0: opts.amount0Min, a1: opts.amount1Min}); (, uint256 amount0, uint256 amount1) = _positionManager.increaseLiquidity( INonfungiblePositionManager.IncreaseLiquidityParams({ tokenId: uniV3Nft, amount0Desired: amounts.a0, amount1Desired: amounts.a1, amount0Min: minAmounts.a0, amount1Min: minAmounts.a1, deadline: opts.deadline }) ); actualTokenAmounts[0] = amount0; actualTokenAmounts[1] = amount1; for (uint256 i = 0; i < tokens.length; ++i) { IERC20(tokens[i]).safeApprove(address(_positionManager), 0); } } } function _pull( address to, uint256[] memory tokenAmounts, bytes memory options ) internal override returns (uint256[] memory actualTokenAmounts) { // UniV3Vault should have strictly 2 vault tokens actualTokenAmounts = new uint256[](2); if (uniV3Nft == 0) return actualTokenAmounts; Options memory opts = _parseOptions(options); Pair memory amounts = _pullUniV3Nft(tokenAmounts, to, opts); actualTokenAmounts[0] = amounts.a0; actualTokenAmounts[1] = amounts.a1; } function _getMaximalLiquidityForAmounts( uint160 sqrtRatioX96, uint160 sqrtRatioAX96, uint160 sqrtRatioBX96, uint256 amount0, uint256 amount1 ) internal pure returns (uint128 liquidity) { if (sqrtRatioAX96 > sqrtRatioBX96) (sqrtRatioAX96, sqrtRatioBX96) = (sqrtRatioBX96, sqrtRatioAX96); if (sqrtRatioX96 <= sqrtRatioAX96) { liquidity = LiquidityAmounts.getLiquidityForAmount0(sqrtRatioAX96, sqrtRatioBX96, amount0); } else if (sqrtRatioX96 < sqrtRatioBX96) { uint128 liquidity0 = LiquidityAmounts.getLiquidityForAmount0(sqrtRatioX96, sqrtRatioBX96, amount0); uint128 liquidity1 = LiquidityAmounts.getLiquidityForAmount1(sqrtRatioAX96, sqrtRatioX96, amount1); liquidity = liquidity0 > liquidity1 ? liquidity0 : liquidity1; } else { liquidity = LiquidityAmounts.getLiquidityForAmount1(sqrtRatioAX96, sqrtRatioBX96, amount1); } } function _pullUniV3Nft( uint256[] memory tokenAmounts, address to, Options memory opts ) internal returns (Pair memory) { uint128 liquidityToPull; // scope the code below to avoid stack-too-deep exception { (, , , , , int24 tickLower, int24 tickUpper, uint128 liquidity, , , , ) = _positionManager.positions( uniV3Nft ); (uint160 sqrtPriceX96, , , , , , ) = pool.slot0(); uint160 sqrtPriceAX96 = TickMath.getSqrtRatioAtTick(tickLower); uint160 sqrtPriceBX96 = TickMath.getSqrtRatioAtTick(tickUpper); liquidityToPull = _getMaximalLiquidityForAmounts( sqrtPriceX96, sqrtPriceAX96, sqrtPriceBX96, tokenAmounts[0], tokenAmounts[1] ); liquidityToPull = liquidity < liquidityToPull ? liquidity : liquidityToPull; } if (liquidityToPull != 0) { Pair memory minAmounts = Pair({a0: opts.amount0Min, a1: opts.amount1Min}); _positionManager.decreaseLiquidity( INonfungiblePositionManager.DecreaseLiquidityParams({ tokenId: uniV3Nft, liquidity: liquidityToPull, amount0Min: minAmounts.a0, amount1Min: minAmounts.a1, deadline: opts.deadline }) ); } (uint256 amount0Collected, uint256 amount1Collected) = _positionManager.collect( INonfungiblePositionManager.CollectParams({ tokenId: uniV3Nft, recipient: to, amount0Max: type(uint128).max, amount1Max: type(uint128).max }) ); amount0Collected = amount0Collected > tokenAmounts[0] ? tokenAmounts[0] : amount0Collected; amount1Collected = amount1Collected > tokenAmounts[1] ? tokenAmounts[1] : amount1Collected; return Pair({a0: amount0Collected, a1: amount1Collected}); } // -------------------------- EVENTS -------------------------- /// @notice Emitted when earnings are collected /// @param origin Origin of the transaction (tx.origin) /// @param sender Sender of the call (msg.sender) /// @param to Receiver of the fees /// @param amount0 Amount of token0 collected /// @param amount1 Amount of token1 collected event CollectedEarnings( address indexed origin, address indexed sender, address indexed to, uint256 amount0, uint256 amount1 ); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (access/IAccessControl.sol) pragma solidity ^0.8.0; /** * @dev External interface of AccessControl declared to support ERC165 detection. */ interface IAccessControl { /** * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole` * * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite * {RoleAdminChanged} not being emitted signaling this. * * _Available since v3.1._ */ event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole); /** * @dev Emitted when `account` is granted `role`. * * `sender` is the account that originated the contract call, an admin role * bearer except when using {AccessControl-_setupRole}. */ event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender); /** * @dev Emitted when `account` is revoked `role`. * * `sender` is the account that originated the contract call: * - if using `revokeRole`, it is the admin role bearer * - if using `renounceRole`, it is the role bearer (i.e. `account`) */ event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender); /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole(bytes32 role, address account) external view returns (bool); /** * @dev Returns the admin role that controls `role`. See {grantRole} and * {revokeRole}. * * To change a role's admin, use {AccessControl-_setRoleAdmin}. */ function getRoleAdmin(bytes32 role) external view returns (bytes32); /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function grantRole(bytes32 role, address account) external; /** * @dev Revokes `role` from `account`. * * If `account` had been granted `role`, emits a {RoleRevoked} event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function revokeRole(bytes32 role, address account) external; /** * @dev Revokes `role` from the calling account. * * Roles are often managed via {grantRole} and {revokeRole}: this function's * purpose is to provide a mechanism for accounts to lose their privileges * if they are compromised (such as when a trusted device is misplaced). * * If the calling account had been granted `role`, emits a {RoleRevoked} * event. * * Requirements: * * - the caller must be `account`. */ function renounceRole(bytes32 role, address account) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (access/IAccessControlEnumerable.sol) pragma solidity ^0.8.0; import "./IAccessControl.sol"; /** * @dev External interface of AccessControlEnumerable declared to support ERC165 detection. */ interface IAccessControlEnumerable is IAccessControl { /** * @dev Returns one of the accounts that have `role`. `index` must be a * value between 0 and {getRoleMemberCount}, non-inclusive. * * Role bearers are not sorted in any particular way, and their ordering may * change at any point. * * WARNING: When using {getRoleMember} and {getRoleMemberCount}, make sure * you perform all queries on the same block. See the following * https://forum.openzeppelin.com/t/iterating-over-elements-on-enumerableset-in-openzeppelin-contracts/2296[forum post] * for more information. */ function getRoleMember(bytes32 role, uint256 index) external view returns (address); /** * @dev Returns the number of accounts that have `role`. Can be used * together with {getRoleMember} to enumerate all bearers of a role. */ function getRoleMemberCount(bytes32 role) external view returns (uint256); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (proxy/Clones.sol) pragma solidity ^0.8.0; /** * @dev https://eips.ethereum.org/EIPS/eip-1167[EIP 1167] is a standard for * deploying minimal proxy contracts, also known as "clones". * * > To simply and cheaply clone contract functionality in an immutable way, this standard specifies * > a minimal bytecode implementation that delegates all calls to a known, fixed address. * * The library includes functions to deploy a proxy using either `create` (traditional deployment) or `create2` * (salted deterministic deployment). It also includes functions to predict the addresses of clones deployed using the * deterministic method. * * _Available since v3.4._ */ library Clones { /** * @dev Deploys and returns the address of a clone that mimics the behaviour of `implementation`. * * This function uses the create opcode, which should never revert. */ function clone(address implementation) internal returns (address instance) { assembly { let ptr := mload(0x40) mstore(ptr, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000000000000000000000) mstore(add(ptr, 0x14), shl(0x60, implementation)) mstore(add(ptr, 0x28), 0x5af43d82803e903d91602b57fd5bf30000000000000000000000000000000000) instance := create(0, ptr, 0x37) } require(instance != address(0), "ERC1167: create failed"); } /** * @dev Deploys and returns the address of a clone that mimics the behaviour of `implementation`. * * This function uses the create2 opcode and a `salt` to deterministically deploy * the clone. Using the same `implementation` and `salt` multiple time will revert, since * the clones cannot be deployed twice at the same address. */ function cloneDeterministic(address implementation, bytes32 salt) internal returns (address instance) { assembly { let ptr := mload(0x40) mstore(ptr, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000000000000000000000) mstore(add(ptr, 0x14), shl(0x60, implementation)) mstore(add(ptr, 0x28), 0x5af43d82803e903d91602b57fd5bf30000000000000000000000000000000000) instance := create2(0, ptr, 0x37, salt) } require(instance != address(0), "ERC1167: create2 failed"); } /** * @dev Computes the address of a clone deployed using {Clones-cloneDeterministic}. */ function predictDeterministicAddress( address implementation, bytes32 salt, address deployer ) internal pure returns (address predicted) { assembly { let ptr := mload(0x40) mstore(ptr, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000000000000000000000) mstore(add(ptr, 0x14), shl(0x60, implementation)) mstore(add(ptr, 0x28), 0x5af43d82803e903d91602b57fd5bf3ff00000000000000000000000000000000) mstore(add(ptr, 0x38), shl(0x60, deployer)) mstore(add(ptr, 0x4c), salt) mstore(add(ptr, 0x6c), keccak256(ptr, 0x37)) predicted := keccak256(add(ptr, 0x37), 0x55) } } /** * @dev Computes the address of a clone deployed using {Clones-cloneDeterministic}. */ function predictDeterministicAddress(address implementation, bytes32 salt) internal view returns (address predicted) { return predictDeterministicAddress(implementation, salt, address(this)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { // On the first call to nonReentrant, _notEntered will be true require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; _; // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (token/ERC20/IERC20.sol) pragma solidity ^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 // OpenZeppelin Contracts v4.4.0 (token/ERC20/extensions/IERC20Metadata.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; /** * @dev Interface for the optional metadata functions from the ERC20 standard. * * _Available since v4.1._ */ interface IERC20Metadata is IERC20 { /** * @dev Returns the name of the token. */ function name() external view returns (string memory); /** * @dev Returns the symbol of the token. */ function symbol() external view returns (string memory); /** * @dev Returns the decimals places of the token. */ function decimals() external view returns (uint8); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.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 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' 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) + value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } function safeDecreaseAllowance( IERC20 token, address spender, uint256 value ) internal { unchecked { uint256 oldAllowance = token.allowance(address(this), spender); require(oldAllowance >= value, "SafeERC20: decreased allowance below zero"); uint256 newAllowance = oldAllowance - value; _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 require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (token/ERC721/IERC721Receiver.sol) pragma solidity ^0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721Receiver { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted. * * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (utils/Address.sol) pragma solidity ^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; 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"); (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"); (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"); (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"); (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal 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 assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "./utils/IDefaultAccessControl.sol"; import "./IUnitPricesGovernance.sol"; interface IProtocolGovernance is IDefaultAccessControl, IUnitPricesGovernance { /// @notice CommonLibrary protocol params. /// @param maxTokensPerVault Max different token addresses that could be managed by the vault /// @param governanceDelay The delay (in secs) that must pass before setting new pending params to commiting them /// @param protocolTreasury The address that collects protocolFees, if protocolFee is not zero /// @param forceAllowMask If a permission bit is set in this mask it forces all addresses to have this permission as true /// @param withdrawLimit Withdraw limit (in unit prices, i.e. usd) struct Params { uint256 maxTokensPerVault; uint256 governanceDelay; address protocolTreasury; uint256 forceAllowMask; uint256 withdrawLimit; } // ------------------- EXTERNAL, VIEW ------------------- /// @notice Timestamp after which staged granted permissions for the given address can be committed. /// @param target The given address /// @return Zero if there are no staged permission grants, timestamp otherwise function stagedPermissionGrantsTimestamps(address target) external view returns (uint256); /// @notice Staged granted permission bitmask for the given address. /// @param target The given address /// @return Bitmask function stagedPermissionGrantsMasks(address target) external view returns (uint256); /// @notice Permission bitmask for the given address. /// @param target The given address /// @return Bitmask function permissionMasks(address target) external view returns (uint256); /// @notice Timestamp after which staged pending protocol parameters can be committed /// @return Zero if there are no staged parameters, timestamp otherwise. function stagedParamsTimestamp() external view returns (uint256); /// @notice Staged pending protocol parameters. function stagedParams() external view returns (Params memory); /// @notice Current protocol parameters. function params() external view returns (Params memory); /// @notice Addresses for which non-zero permissions are set. function permissionAddresses() external view returns (address[] memory); /// @notice Permission addresses staged for commit. function stagedPermissionGrantsAddresses() external view returns (address[] memory); /// @notice Return all addresses where rawPermissionMask bit for permissionId is set to 1. /// @param permissionId Id of the permission to check. /// @return A list of dirty addresses. function addressesByPermission(uint8 permissionId) external view returns (address[] memory); /// @notice Checks if address has permission or given permission is force allowed for any address. /// @param addr Address to check /// @param permissionId Permission to check function hasPermission(address addr, uint8 permissionId) external view returns (bool); /// @notice Checks if address has all permissions. /// @param target Address to check /// @param permissionIds A list of permissions to check function hasAllPermissions(address target, uint8[] calldata permissionIds) external view returns (bool); /// @notice Max different ERC20 token addresses that could be managed by the protocol. function maxTokensPerVault() external view returns (uint256); /// @notice The delay for committing any governance params. function governanceDelay() external view returns (uint256); /// @notice The address of the protocol treasury. function protocolTreasury() external view returns (address); /// @notice Permissions mask which defines if ordinary permission should be reverted. /// This bitmask is xored with ordinary mask. function forceAllowMask() external view returns (uint256); /// @notice Withdraw limit per token per block. /// @param token Address of the token /// @return Withdraw limit per token per block function withdrawLimit(address token) external view returns (uint256); /// @notice Addresses that has staged validators. function stagedValidatorsAddresses() external view returns (address[] memory); /// @notice Timestamp after which staged granted permissions for the given address can be committed. /// @param target The given address /// @return Zero if there are no staged permission grants, timestamp otherwise function stagedValidatorsTimestamps(address target) external view returns (uint256); /// @notice Staged validator for the given address. /// @param target The given address /// @return Validator function stagedValidators(address target) external view returns (address); /// @notice Addresses that has validators. function validatorsAddresses() external view returns (address[] memory); /// @notice Address that has validators. /// @param i The number of address /// @return Validator address function validatorsAddress(uint256 i) external view returns (address); /// @notice Validator for the given address. /// @param target The given address /// @return Validator function validators(address target) external view returns (address); // ------------------- EXTERNAL, MUTATING, GOVERNANCE, IMMEDIATE ------------------- /// @notice Rollback all staged validators. function rollbackStagedValidators() external; /// @notice Revoke validator instantly from the given address. /// @param target The given address function revokeValidator(address target) external; /// @notice Stages a new validator for the given address /// @param target The given address /// @param validator The validator for the given address function stageValidator(address target, address validator) external; /// @notice Commits validator for the given address. /// @dev Reverts if governance delay has not passed yet. /// @param target The given address. function commitValidator(address target) external; /// @notice Commites all staged validators for which governance delay passed /// @return Addresses for which validators were committed function commitAllValidatorsSurpassedDelay() external returns (address[] memory); /// @notice Rollback all staged granted permission grant. function rollbackStagedPermissionGrants() external; /// @notice Commits permission grants for the given address. /// @dev Reverts if governance delay has not passed yet. /// @param target The given address. function commitPermissionGrants(address target) external; /// @notice Commites all staged permission grants for which governance delay passed. /// @return An array of addresses for which permission grants were committed. function commitAllPermissionGrantsSurpassedDelay() external returns (address[] memory); /// @notice Revoke permission instantly from the given address. /// @param target The given address. /// @param permissionIds A list of permission ids to revoke. function revokePermissions(address target, uint8[] memory permissionIds) external; /// @notice Commits staged protocol params. /// Reverts if governance delay has not passed yet. function commitParams() external; // ------------------- EXTERNAL, MUTATING, GOVERNANCE, DELAY ------------------- /// @notice Sets new pending params that could have been committed after governance delay expires. /// @param newParams New protocol parameters to set. function stageParams(Params memory newParams) external; /// @notice Stage granted permissions that could have been committed after governance delay expires. /// Resets commit delay and permissions if there are already staged permissions for this address. /// @param target Target address /// @param permissionIds A list of permission ids to grant function stagePermissionGrants(address target, uint8[] memory permissionIds) external; }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; import "./utils/IDefaultAccessControl.sol"; interface IUnitPricesGovernance is IDefaultAccessControl, IERC165 { // ------------------- EXTERNAL, VIEW ------------------- /// @notice Estimated amount of token worth 1 USD staged for commit. /// @param token Address of the token /// @return The amount of token function stagedUnitPrices(address token) external view returns (uint256); /// @notice Timestamp after which staged unit prices for the given token can be committed. /// @param token Address of the token /// @return Timestamp function stagedUnitPricesTimestamps(address token) external view returns (uint256); /// @notice Estimated amount of token worth 1 USD. /// @param token Address of the token /// @return The amount of token function unitPrices(address token) external view returns (uint256); // ------------------- EXTERNAL, MUTATING ------------------- /// @notice Stage estimated amount of token worth 1 USD staged for commit. /// @param token Address of the token /// @param value The amount of token function stageUnitPrice(address token, uint256 value) external; /// @notice Reset staged value /// @param token Address of the token function rollbackUnitPrice(address token) external; /// @notice Commit staged unit price /// @param token Address of the token function commitUnitPrice(address token) external; }
// SPDX-License-Identifier: MIT pragma solidity =0.8.9; import "@openzeppelin/contracts/token/ERC721/IERC721.sol"; import "./IProtocolGovernance.sol"; interface IVaultRegistry is IERC721 { /// @notice Get Vault for the giver NFT ID. /// @param nftId NFT ID /// @return vault Address of the Vault contract function vaultForNft(uint256 nftId) external view returns (address vault); /// @notice Get NFT ID for given Vault contract address. /// @param vault Address of the Vault contract /// @return nftId NFT ID function nftForVault(address vault) external view returns (uint256 nftId); /// @notice Checks if the nft is locked for all transfers /// @param nft NFT to check for lock /// @return `true` if locked, false otherwise function isLocked(uint256 nft) external view returns (bool); /// @notice Register new Vault and mint NFT. /// @param vault address of the vault /// @param owner owner of the NFT /// @return nft Nft minted for the given Vault function registerVault(address vault, address owner) external returns (uint256 nft); /// @notice Number of Vaults registered. function vaultsCount() external view returns (uint256); /// @notice All Vaults registered. function vaults() external view returns (address[] memory); /// @notice Address of the ProtocolGovernance. function protocolGovernance() external view returns (IProtocolGovernance); /// @notice Address of the staged ProtocolGovernance. function stagedProtocolGovernance() external view returns (IProtocolGovernance); /// @notice Minimal timestamp when staged ProtocolGovernance can be applied. function stagedProtocolGovernanceTimestamp() external view returns (uint256); /// @notice Stage new ProtocolGovernance. /// @param newProtocolGovernance new ProtocolGovernance function stageProtocolGovernance(IProtocolGovernance newProtocolGovernance) external; /// @notice Commit new ProtocolGovernance. function commitStagedProtocolGovernance() external; /// @notice Lock NFT for transfers /// @dev Use this method when vault structure is set up and should become immutable. Can be called by owner. /// @param nft - NFT to lock function lockNft(uint256 nft) external; }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; interface IERC1271 { /// @notice Verifies offchain signature. /// @dev Should return whether the signature provided is valid for the provided hash /// /// MUST return the bytes4 magic value 0x1626ba7e when function passes. /// /// MUST NOT modify state (using STATICCALL for solc < 0.5, view modifier for solc > 0.5) /// /// MUST allow external calls /// @param _hash Hash of the data to be signed /// @param _signature Signature byte array associated with _hash /// @return magicValue 0x1626ba7e if valid, 0xffffffff otherwise function isValidSignature(bytes32 _hash, bytes memory _signature) external view returns (bytes4 magicValue); }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity 0.8.9; pragma abicoder v2; import "@openzeppelin/contracts/token/ERC721/IERC721.sol"; import "./IPeripheryImmutableState.sol"; /// @title Non-fungible token for positions /// @notice Wraps Uniswap V3 positions in a non-fungible token interface which allows for them to be transferred /// and authorized. interface INonfungiblePositionManager is IPeripheryImmutableState, IERC721 { /// @notice Emitted when liquidity is increased for a position NFT /// @dev Also emitted when a token is minted /// @param tokenId The ID of the token for which liquidity was increased /// @param liquidity The amount by which liquidity for the NFT position was increased /// @param amount0 The amount of token0 that was paid for the increase in liquidity /// @param amount1 The amount of token1 that was paid for the increase in liquidity event IncreaseLiquidity(uint256 indexed tokenId, uint128 liquidity, uint256 amount0, uint256 amount1); /// @notice Emitted when liquidity is decreased for a position NFT /// @param tokenId The ID of the token for which liquidity was decreased /// @param liquidity The amount by which liquidity for the NFT position was decreased /// @param amount0 The amount of token0 that was accounted for the decrease in liquidity /// @param amount1 The amount of token1 that was accounted for the decrease in liquidity event DecreaseLiquidity(uint256 indexed tokenId, uint128 liquidity, uint256 amount0, uint256 amount1); /// @notice Emitted when tokens are collected for a position NFT /// @dev The amounts reported may not be exactly equivalent to the amounts transferred, due to rounding behavior /// @param tokenId The ID of the token for which underlying tokens were collected /// @param recipient The address of the account that received the collected tokens /// @param amount0 The amount of token0 owed to the position that was collected /// @param amount1 The amount of token1 owed to the position that was collected event Collect(uint256 indexed tokenId, address recipient, uint256 amount0, uint256 amount1); /// @notice Returns the position information associated with a given token ID. /// @dev Throws if the token ID is not valid. /// @param tokenId The ID of the token that represents the position /// @return nonce The nonce for permits /// @return operator The address that is approved for spending /// @return token0 The address of the token0 for a specific pool /// @return token1 The address of the token1 for a specific pool /// @return fee The fee associated with the pool /// @return tickLower The lower end of the tick range for the position /// @return tickUpper The higher end of the tick range for the position /// @return liquidity The liquidity of the position /// @return feeGrowthInside0LastX128 The fee growth of token0 as of the last action on the individual position /// @return feeGrowthInside1LastX128 The fee growth of token1 as of the last action on the individual position /// @return tokensOwed0 The uncollected amount of token0 owed to the position as of the last computation /// @return tokensOwed1 The uncollected amount of token1 owed to the position as of the last computation function positions(uint256 tokenId) external view returns ( uint96 nonce, address operator, address token0, address token1, uint24 fee, int24 tickLower, int24 tickUpper, uint128 liquidity, uint256 feeGrowthInside0LastX128, uint256 feeGrowthInside1LastX128, uint128 tokensOwed0, uint128 tokensOwed1 ); struct MintParams { address token0; address token1; uint24 fee; int24 tickLower; int24 tickUpper; uint256 amount0Desired; uint256 amount1Desired; uint256 amount0Min; uint256 amount1Min; address recipient; uint256 deadline; } /// @notice Creates a new position wrapped in a NFT /// @dev Call this when the pool does exist and is initialized. Note that if the pool is created but not initialized /// a method does not exist, i.e. the pool is assumed to be initialized. /// @param params The params necessary to mint a position, encoded as `MintParams` in calldata /// @return tokenId The ID of the token that represents the minted position /// @return liquidity The amount of liquidity for this position /// @return amount0 The amount of token0 /// @return amount1 The amount of token1 function mint(MintParams calldata params) external payable returns ( uint256 tokenId, uint128 liquidity, uint256 amount0, uint256 amount1 ); struct IncreaseLiquidityParams { uint256 tokenId; uint256 amount0Desired; uint256 amount1Desired; uint256 amount0Min; uint256 amount1Min; uint256 deadline; } /// @notice Increases the amount of liquidity in a position, with tokens paid by the `msg.sender` /// @param params tokenId The ID of the token for which liquidity is being increased, /// amount0Desired The desired amount of token0 to be spent, /// amount1Desired The desired amount of token1 to be spent, /// amount0Min The minimum amount of token0 to spend, which serves as a slippage check, /// amount1Min The minimum amount of token1 to spend, which serves as a slippage check, /// deadline The time by which the transaction must be included to effect the change /// @return liquidity The new liquidity amount as a result of the increase /// @return amount0 The amount of token0 to acheive resulting liquidity /// @return amount1 The amount of token1 to acheive resulting liquidity function increaseLiquidity(IncreaseLiquidityParams calldata params) external payable returns ( uint128 liquidity, uint256 amount0, uint256 amount1 ); struct DecreaseLiquidityParams { uint256 tokenId; uint128 liquidity; uint256 amount0Min; uint256 amount1Min; uint256 deadline; } /// @notice Decreases the amount of liquidity in a position and accounts it to the position /// @param params tokenId The ID of the token for which liquidity is being decreased, /// amount The amount by which liquidity will be decreased, /// amount0Min The minimum amount of token0 that should be accounted for the burned liquidity, /// amount1Min The minimum amount of token1 that should be accounted for the burned liquidity, /// deadline The time by which the transaction must be included to effect the change /// @return amount0 The amount of token0 accounted to the position's tokens owed /// @return amount1 The amount of token1 accounted to the position's tokens owed function decreaseLiquidity(DecreaseLiquidityParams calldata params) external payable returns (uint256 amount0, uint256 amount1); struct CollectParams { uint256 tokenId; address recipient; uint128 amount0Max; uint128 amount1Max; } /// @notice Collects up to a maximum amount of fees owed to a specific position to the recipient /// @param params tokenId The ID of the NFT for which tokens are being collected, /// recipient The account that should receive the tokens, /// amount0Max The maximum amount of token0 to collect, /// amount1Max The maximum amount of token1 to collect /// @return amount0 The amount of fees collected in token0 /// @return amount1 The amount of fees collected in token1 function collect(CollectParams calldata params) external payable returns (uint256 amount0, uint256 amount1); /// @notice Burns a token ID, which deletes it from the NFT contract. The token must have 0 liquidity and all tokens /// must be collected first. /// @param tokenId The ID of the token that is being burned function burn(uint256 tokenId) external payable; }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity =0.8.9; /// @title Immutable state /// @notice Functions that return immutable state of the router interface IPeripheryImmutableState { /// @return Returns the address of the Uniswap V3 factory function factory() external view returns (address); /// @return Returns the address of WETH9 function WETH9() external view returns (address); }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity =0.8.9; /// @title The interface for the Uniswap V3 Factory /// @notice The Uniswap V3 Factory facilitates creation of Uniswap V3 pools and control over the protocol fees interface IUniswapV3Factory { /// @notice Emitted when the owner of the factory is changed /// @param oldOwner The owner before the owner was changed /// @param newOwner The owner after the owner was changed event OwnerChanged(address indexed oldOwner, address indexed newOwner); /// @notice Emitted when a pool is created /// @param token0 The first token of the pool by address sort order /// @param token1 The second token of the pool by address sort order /// @param fee The fee collected upon every swap in the pool, denominated in hundredths of a bip /// @param tickSpacing The minimum number of ticks between initialized ticks /// @param pool The address of the created pool event PoolCreated( address indexed token0, address indexed token1, uint24 indexed fee, int24 tickSpacing, address pool ); /// @notice Emitted when a new fee amount is enabled for pool creation via the factory /// @param fee The enabled fee, denominated in hundredths of a bip /// @param tickSpacing The minimum number of ticks between initialized ticks for pools created with the given fee event FeeAmountEnabled(uint24 indexed fee, int24 indexed tickSpacing); /// @notice Returns the current owner of the factory /// @dev Can be changed by the current owner via setOwner /// @return The address of the factory owner function owner() external view returns (address); /// @notice Returns the tick spacing for a given fee amount, if enabled, or 0 if not enabled /// @dev A fee amount can never be removed, so this value should be hard coded or cached in the calling context /// @param fee The enabled fee, denominated in hundredths of a bip. Returns 0 in case of unenabled fee /// @return The tick spacing function feeAmountTickSpacing(uint24 fee) external view returns (int24); /// @notice Returns the pool address for a given pair of tokens and a fee, or address 0 if it does not exist /// @dev tokenA and tokenB may be passed in either token0/token1 or token1/token0 order /// @param tokenA The contract address of either token0 or token1 /// @param tokenB The contract address of the other token /// @param fee The fee collected upon every swap in the pool, denominated in hundredths of a bip /// @return pool The pool address function getPool( address tokenA, address tokenB, uint24 fee ) external view returns (address pool); /// @notice Creates a pool for the given two tokens and fee /// @param tokenA One of the two tokens in the desired pool /// @param tokenB The other of the two tokens in the desired pool /// @param fee The desired fee for the pool /// @dev tokenA and tokenB may be passed in either order: token0/token1 or token1/token0. tickSpacing is retrieved /// from the fee. The call will revert if the pool already exists, the fee is invalid, or the token arguments /// are invalid. /// @return pool The address of the newly created pool function createPool( address tokenA, address tokenB, uint24 fee ) external returns (address pool); /// @notice Updates the owner of the factory /// @dev Must be called by the current owner /// @param _owner The new owner of the factory function setOwner(address _owner) external; /// @notice Enables a fee amount with the given tickSpacing /// @dev Fee amounts may never be removed once enabled /// @param fee The fee amount to enable, denominated in hundredths of a bip (i.e. 1e-6) /// @param tickSpacing The spacing between ticks to be enforced for all pools created with the given fee amount function enableFeeAmount(uint24 fee, int24 tickSpacing) external; }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity >=0.5.0; import "./pool/IUniswapV3PoolActions.sol"; import "./pool/IUniswapV3PoolImmutables.sol"; import "./pool/IUniswapV3PoolState.sol"; import "./pool/IUniswapV3PoolDerivedState.sol"; /// @title The interface for a Uniswap V3 Pool /// @notice A Uniswap pool facilitates swapping and automated market making between any two assets that strictly conform /// to the ERC20 specification /// @dev The pool interface is broken up into many smaller pieces interface IUniswapV3Pool is IUniswapV3PoolImmutables, IUniswapV3PoolState, IUniswapV3PoolDerivedState, IUniswapV3PoolActions { }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity >=0.5.0; /// @title Permissionless pool actions /// @notice Contains pool methods that can be called by anyone interface IUniswapV3PoolActions { /// @notice Sets the initial price for the pool /// @dev Price is represented as a sqrt(amountToken1/amountToken0) Q64.96 value /// @param sqrtPriceX96 the initial sqrt price of the pool as a Q64.96 function initialize(uint160 sqrtPriceX96) external; /// @notice Adds liquidity for the given recipient/tickLower/tickUpper position /// @dev The caller of this method receives a callback in the form of IUniswapV3MintCallback#uniswapV3MintCallback /// in which they must pay any token0 or token1 owed for the liquidity. The amount of token0/token1 due depends /// on tickLower, tickUpper, the amount of liquidity, and the current price. /// @param recipient The address for which the liquidity will be created /// @param tickLower The lower tick of the position in which to add liquidity /// @param tickUpper The upper tick of the position in which to add liquidity /// @param amount The amount of liquidity to mint /// @param data Any data that should be passed through to the callback /// @return amount0 The amount of token0 that was paid to mint the given amount of liquidity. Matches the value in the callback /// @return amount1 The amount of token1 that was paid to mint the given amount of liquidity. Matches the value in the callback function mint( address recipient, int24 tickLower, int24 tickUpper, uint128 amount, bytes calldata data ) external returns (uint256 amount0, uint256 amount1); /// @notice Collects tokens owed to a position /// @dev Does not recompute fees earned, which must be done either via mint or burn of any amount of liquidity. /// Collect must be called by the position owner. To withdraw only token0 or only token1, amount0Requested or /// amount1Requested may be set to zero. To withdraw all tokens owed, caller may pass any value greater than the /// actual tokens owed, e.g. type(uint128).max. Tokens owed may be from accumulated swap fees or burned liquidity. /// @param recipient The address which should receive the fees collected /// @param tickLower The lower tick of the position for which to collect fees /// @param tickUpper The upper tick of the position for which to collect fees /// @param amount0Requested How much token0 should be withdrawn from the fees owed /// @param amount1Requested How much token1 should be withdrawn from the fees owed /// @return amount0 The amount of fees collected in token0 /// @return amount1 The amount of fees collected in token1 function collect( address recipient, int24 tickLower, int24 tickUpper, uint128 amount0Requested, uint128 amount1Requested ) external returns (uint128 amount0, uint128 amount1); /// @notice Burn liquidity from the sender and account tokens owed for the liquidity to the position /// @dev Can be used to trigger a recalculation of fees owed to a position by calling with an amount of 0 /// @dev Fees must be collected separately via a call to #collect /// @param tickLower The lower tick of the position for which to burn liquidity /// @param tickUpper The upper tick of the position for which to burn liquidity /// @param amount How much liquidity to burn /// @return amount0 The amount of token0 sent to the recipient /// @return amount1 The amount of token1 sent to the recipient function burn( int24 tickLower, int24 tickUpper, uint128 amount ) external returns (uint256 amount0, uint256 amount1); /// @notice Swap token0 for token1, or token1 for token0 /// @dev The caller of this method receives a callback in the form of IUniswapV3SwapCallback#uniswapV3SwapCallback /// @param recipient The address to receive the output of the swap /// @param zeroForOne The direction of the swap, true for token0 to token1, false for token1 to token0 /// @param amountSpecified The amount of the swap, which implicitly configures the swap as exact input (positive), or exact output (negative) /// @param sqrtPriceLimitX96 The Q64.96 sqrt price limit. If zero for one, the price cannot be less than this /// value after the swap. If one for zero, the price cannot be greater than this value after the swap /// @param data Any data to be passed through to the callback /// @return amount0 The delta of the balance of token0 of the pool, exact when negative, minimum when positive /// @return amount1 The delta of the balance of token1 of the pool, exact when negative, minimum when positive function swap( address recipient, bool zeroForOne, int256 amountSpecified, uint160 sqrtPriceLimitX96, bytes calldata data ) external returns (int256 amount0, int256 amount1); /// @notice Receive token0 and/or token1 and pay it back, plus a fee, in the callback /// @dev The caller of this method receives a callback in the form of IUniswapV3FlashCallback#uniswapV3FlashCallback /// @dev Can be used to donate underlying tokens pro-rata to currently in-range liquidity providers by calling /// with 0 amount{0,1} and sending the donation amount(s) from the callback /// @param recipient The address which will receive the token0 and token1 amounts /// @param amount0 The amount of token0 to send /// @param amount1 The amount of token1 to send /// @param data Any data to be passed through to the callback function flash( address recipient, uint256 amount0, uint256 amount1, bytes calldata data ) external; /// @notice Increase the maximum number of price and liquidity observations that this pool will store /// @dev This method is no-op if the pool already has an observationCardinalityNext greater than or equal to /// the input observationCardinalityNext. /// @param observationCardinalityNext The desired minimum number of observations for the pool to store function increaseObservationCardinalityNext(uint16 observationCardinalityNext) external; }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity >=0.5.0; /// @title Pool state that is not stored /// @notice Contains view functions to provide information about the pool that is computed rather than stored on the /// blockchain. The functions here may have variable gas costs. interface IUniswapV3PoolDerivedState { /// @notice Returns the cumulative tick and liquidity as of each timestamp `secondsAgo` from the current block timestamp /// @dev To get a time weighted average tick or liquidity-in-range, you must call this with two values, one representing /// the beginning of the period and another for the end of the period. E.g., to get the last hour time-weighted average tick, /// you must call it with secondsAgos = [3600, 0]. /// @dev The time weighted average tick represents the geometric time weighted average price of the pool, in /// log base sqrt(1.0001) of token1 / token0. The TickMath library can be used to go from a tick value to a ratio. /// @param secondsAgos From how long ago each cumulative tick and liquidity value should be returned /// @return tickCumulatives Cumulative tick values as of each `secondsAgos` from the current block timestamp /// @return secondsPerLiquidityCumulativeX128s Cumulative seconds per liquidity-in-range value as of each `secondsAgos` from the current block /// timestamp function observe(uint32[] calldata secondsAgos) external view returns (int56[] memory tickCumulatives, uint160[] memory secondsPerLiquidityCumulativeX128s); }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity >=0.5.0; /// @title Pool state that never changes /// @notice These parameters are fixed for a pool forever, i.e., the methods will always return the same values interface IUniswapV3PoolImmutables { /// @notice The contract that deployed the pool, which must adhere to the IUniswapV3Factory interface /// @return The contract address function factory() external view returns (address); /// @notice The first of the two tokens of the pool, sorted by address /// @return The token contract address function token0() external view returns (address); /// @notice The second of the two tokens of the pool, sorted by address /// @return The token contract address function token1() external view returns (address); /// @notice The pool's fee in hundredths of a bip, i.e. 1e-6 /// @return The fee function fee() external view returns (uint24); /// @notice The pool tick spacing /// @dev Ticks can only be used at multiples of this value, minimum of 1 and always positive /// e.g.: a tickSpacing of 3 means ticks can be initialized every 3rd tick, i.e., ..., -6, -3, 0, 3, 6, ... /// This value is an int24 to avoid casting even though it is always positive. /// @return The tick spacing function tickSpacing() external view returns (int24); /// @notice The maximum amount of position liquidity that can use any tick in the range /// @dev This parameter is enforced per tick to prevent liquidity from overflowing a uint128 at any point, and /// also prevents out-of-range liquidity from being used to prevent adding in-range liquidity to a pool /// @return The max amount of liquidity per tick function maxLiquidityPerTick() external view returns (uint128); }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity =0.8.9; /// @title Pool state that can change /// @notice These methods compose the pool's state, and can change with any frequency including multiple times /// per transaction interface IUniswapV3PoolState { /// @notice The 0th storage slot in the pool stores many values, and is exposed as a single method to save gas /// when accessed externally. /// @return sqrtPriceX96 The current price of the pool as a sqrt(token1/token0) Q64.96 value /// tick The current tick of the pool, i.e. according to the last tick transition that was run. /// This value may not always be equal to SqrtTickMath.getTickAtSqrtRatio(sqrtPriceX96) if the price is on a tick /// boundary. /// observationIndex The index of the last oracle observation that was written, /// observationCardinality The current maximum number of observations stored in the pool, /// observationCardinalityNext The next maximum number of observations, to be updated when the observation. /// feeProtocol The protocol fee for both tokens of the pool. /// Encoded as two 4 bit values, where the protocol fee of token1 is shifted 4 bits and the protocol fee of token0 /// is the lower 4 bits. Used as the denominator of a fraction of the swap fee, e.g. 4 means 1/4th of the swap fee. /// unlocked Whether the pool is currently locked to reentrancy function slot0() external view returns ( uint160 sqrtPriceX96, int24 tick, uint16 observationIndex, uint16 observationCardinality, uint16 observationCardinalityNext, uint8 feeProtocol, bool unlocked ); /// @notice The fee growth as a Q128.128 fees of token0 collected per unit of liquidity for the entire life of the pool /// @dev This value can overflow the uint256 function feeGrowthGlobal0X128() external view returns (uint256); /// @notice The fee growth as a Q128.128 fees of token1 collected per unit of liquidity for the entire life of the pool /// @dev This value can overflow the uint256 function feeGrowthGlobal1X128() external view returns (uint256); /// @notice The amounts of token0 and token1 that are owed to the protocol /// @dev Protocol fees will never exceed uint128 max in either token function protocolPerformanceFees() external view returns (uint128 token0, uint128 token1); /// @notice The currently in range liquidity available to the pool /// @dev This value has no relationship to the total liquidity across all ticks function liquidity() external view returns (uint128); /// @notice Look up information about a specific tick in the pool /// @param tick The tick to look up /// @return liquidityGross the total amount of position liquidity that uses the pool either as tick lower or /// tick upper, /// liquidityNet how much liquidity changes when the pool price crosses the tick, /// feeGrowthOutside0X128 the fee growth on the other side of the tick from the current tick in token0, /// feeGrowthOutside1X128 the fee growth on the other side of the tick from the current tick in token1, /// tickCumulativeOutside the cumulative tick value on the other side of the tick from the current tick /// secondsPerLiquidityOutsideX128 the seconds spent per liquidity on the other side of the tick from the current tick, /// secondsOutside the seconds spent on the other side of the tick from the current tick, /// initialized Set to true if the tick is initialized, i.e. liquidityGross is greater than 0, otherwise equal to false. /// Outside values can only be used if the tick is initialized, i.e. if liquidityGross is greater than 0. /// In addition, these values are only relative and must be used only in comparison to previous snapshots for /// a specific position. function ticks(int24 tick) external view returns ( uint128 liquidityGross, int128 liquidityNet, uint256 feeGrowthOutside0X128, uint256 feeGrowthOutside1X128, int56 tickCumulativeOutside, uint160 secondsPerLiquidityOutsideX128, uint32 secondsOutside, bool initialized ); /// @notice Returns 256 packed tick initialized boolean values. See TickBitmap for more information function tickBitmap(int16 wordPosition) external view returns (uint256); /// @notice Returns the information about a position by the position's key /// @param key The position's key is a hash of a preimage composed by the owner, tickLower and tickUpper /// @return _liquidity The amount of liquidity in the position, /// Returns feeGrowthInside0LastX128 fee growth of token0 inside the tick range as of the last mint/burn/poke, /// Returns feeGrowthInside1LastX128 fee growth of token1 inside the tick range as of the last mint/burn/poke, /// Returns tokensOwed0 the computed amount of token0 owed to the position as of the last mint/burn/poke, /// Returns tokensOwed1 the computed amount of token1 owed to the position as of the last mint/burn/poke function positions(bytes32 key) external view returns ( uint128 _liquidity, uint256 feeGrowthInside0LastX128, uint256 feeGrowthInside1LastX128, uint128 tokensOwed0, uint128 tokensOwed1 ); /// @notice Returns data about a specific observation index /// @param index The element of the observations array to fetch /// @dev You most likely want to use #observe() instead of this method to get an observation as of some amount of time /// ago, rather than at a specific index in the array. /// @return blockTimestamp The timestamp of the observation, /// Returns tickCumulative the tick multiplied by seconds elapsed for the life of the pool as of the observation timestamp, /// Returns secondsPerLiquidityCumulativeX128 the seconds per in range liquidity for the life of the pool as of the observation timestamp, /// Returns initialized whether the observation has been initialized and the values are safe to use function observations(uint256 index) external view returns ( uint32 blockTimestamp, int56 tickCumulative, uint160 secondsPerLiquidityCumulativeX128, bool initialized ); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; interface IOracle { /// @notice Oracle price for tokens as a Q64.96 value. /// @notice Returns pricing information based on the indexes of non-zero bits in safetyIndicesSet. /// @notice It is possible that not all indices will have their respective prices returned. /// @dev The price is token1 / token0 i.e. how many weis of token1 required for 1 wei of token0. /// The safety indexes are: /// /// 1 - unsafe, this is typically a spot price that can be easily manipulated, /// /// 2 - 4 - more or less safe, this is typically a uniV3 oracle, where the safety is defined by the timespan of the average price /// /// 5 - safe - this is typically a chailink oracle /// @param token0 Reference to token0 /// @param token1 Reference to token1 /// @param safetyIndicesSet Bitmask of safety indices that are allowed for the return prices. For set of safety indexes = { 1 }, safetyIndicesSet = 0x2 /// @return pricesX96 Prices that satisfy safetyIndex and tokens /// @return safetyIndices Safety indices for those prices function priceX96( address token0, address token1, uint256 safetyIndicesSet ) external view returns (uint256[] memory pricesX96, uint256[] memory safetyIndices); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "@openzeppelin/contracts/access/IAccessControlEnumerable.sol"; interface IDefaultAccessControl is IAccessControlEnumerable { /// @notice Checks that the address is contract admin. /// @param who Address to check /// @return `true` if who is admin, `false` otherwise function isAdmin(address who) external view returns (bool); /// @notice Checks that the address is contract admin. /// @param who Address to check /// @return `true` if who is operator, `false` otherwise function isOperator(address who) external view returns (bool); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "../IProtocolGovernance.sol"; interface IBaseValidator { /// @notice Validator parameters /// @param protocolGovernance Reference to Protocol Governance struct ValidatorParams { IProtocolGovernance protocolGovernance; } /// @notice Validator params staged to commit. function stagedValidatorParams() external view returns (ValidatorParams memory); /// @notice Timestamp after which validator params can be committed. function stagedValidatorParamsTimestamp() external view returns (uint256); /// @notice Current validator params. function validatorParams() external view returns (ValidatorParams memory); /// @notice Stage new validator params for commit. /// @param newParams New params for commit function stageValidatorParams(ValidatorParams calldata newParams) external; /// @notice Commit new validator params. function commitValidatorParams() external; }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; import "./IBaseValidator.sol"; interface IValidator is IBaseValidator, IERC165 { // @notice Validate if call can be made to external contract. // @dev Reverts if validation failed. Returns nothing if validation is ok // @param sender Sender of the externalCall method // @param addr Address of the called contract // @param value Ether value for the call // @param selector Selector of the called method // @param data Call data after selector function validate( address sender, address addr, uint256 value, bytes4 selector, bytes calldata data ) external view; }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "../external/erc/IERC1271.sol"; import "./IVault.sol"; interface IIntegrationVault is IVault, IERC1271 { /// @notice Pushes tokens on the vault balance to the underlying protocol. For example, for Yearn this operation will take USDC from /// the contract balance and convert it to yUSDC. /// @dev Tokens **must** be a subset of Vault Tokens. However, the convention is that if tokenAmount == 0 it is the same as token is missing. /// /// Also notice that this operation doesn't guarantee that tokenAmounts will be invested in full. /// @param tokens Tokens to push /// @param tokenAmounts Amounts of tokens to push /// @param options Additional options that could be needed for some vaults. E.g. for Uniswap this could be `deadline` param. For the exact bytes structure see concrete vault descriptions /// @return actualTokenAmounts The amounts actually invested. It could be less than tokenAmounts (but not higher) function push( address[] memory tokens, uint256[] memory tokenAmounts, bytes memory options ) external returns (uint256[] memory actualTokenAmounts); /// @notice The same as `push` method above but transfers tokens to vault balance prior to calling push. /// After the `push` it returns all the leftover tokens back (`push` method doesn't guarantee that tokenAmounts will be invested in full). /// @param tokens Tokens to push /// @param tokenAmounts Amounts of tokens to push /// @param options Additional options that could be needed for some vaults. E.g. for Uniswap this could be `deadline` param. For the exact bytes structure see concrete vault descriptions /// @return actualTokenAmounts The amounts actually invested. It could be less than tokenAmounts (but not higher) function transferAndPush( address from, address[] memory tokens, uint256[] memory tokenAmounts, bytes memory options ) external returns (uint256[] memory actualTokenAmounts); /// @notice Pulls tokens from the underlying protocol to the `to` address. /// @dev Can only be called but Vault Owner or Strategy. Vault owner is the owner of NFT for this vault in VaultManager. /// Strategy is approved address for the vault NFT. /// When called by vault owner this method just pulls the tokens from the protocol to the `to` address /// When called by strategy on vault other than zero vault it pulls the tokens to zero vault (required `to` == zero vault) /// When called by strategy on zero vault it pulls the tokens to zero vault, pushes tokens on the `to` vault, and reclaims everything that's left. /// Thus any vault other than zero vault cannot have any tokens on it /// /// Tokens **must** be a subset of Vault Tokens. However, the convention is that if tokenAmount == 0 it is the same as token is missing. /// /// Pull is fulfilled on the best effort basis, i.e. if the tokenAmounts overflows available funds it withdraws all the funds. /// @param to Address to receive the tokens /// @param tokens Tokens to pull /// @param tokenAmounts Amounts of tokens to pull /// @param options Additional options that could be needed for some vaults. E.g. for Uniswap this could be `deadline` param. For the exact bytes structure see concrete vault descriptions /// @return actualTokenAmounts The amounts actually withdrawn. It could be less than tokenAmounts (but not higher) function pull( address to, address[] memory tokens, uint256[] memory tokenAmounts, bytes memory options ) external returns (uint256[] memory actualTokenAmounts); /// @notice Claim ERC20 tokens from vault balance to zero vault. /// @dev Cannot be called from zero vault. /// @param tokens Tokens to claim /// @return actualTokenAmounts Amounts reclaimed function reclaimTokens(address[] memory tokens) external returns (uint256[] memory actualTokenAmounts); /// @notice Execute one of whitelisted calls. /// @dev Can only be called by Vault Owner or Strategy. Vault owner is the owner of NFT for this vault in VaultManager. /// Strategy is approved address for the vault NFT. /// /// Since this method allows sending arbitrary transactions, the destinations of the calls /// are whitelisted by Protocol Governance. /// @param to Address of the reward pool /// @param selector Selector of the call /// @param data Abi encoded parameters to `to::selector` /// @return result Result of execution of the call function externalCall( address to, bytes4 selector, bytes memory data ) external payable returns (bytes memory result); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol"; import "./IIntegrationVault.sol"; import "../external/univ3/INonfungiblePositionManager.sol"; import "../external/univ3/IUniswapV3Pool.sol"; interface IUniV3Vault is IERC721Receiver, IIntegrationVault { struct Options { uint256 amount0Min; uint256 amount1Min; uint256 deadline; } /// @notice Reference to INonfungiblePositionManager of UniswapV3 protocol. function positionManager() external view returns (INonfungiblePositionManager); /// @notice Reference to UniswapV3 pool. function pool() external view returns (IUniswapV3Pool); /// @notice NFT of UniV3 position manager function uniV3Nft() external view returns (uint256); /// @notice Returns tokenAmounts corresponding to liquidity, based on the current Uniswap position /// @param liquidity Liquidity that will be converted to token amounts /// @return tokenAmounts Token amounts for the specified liquidity function liquidityToTokenAmounts(uint128 liquidity) external view returns (uint256[] memory tokenAmounts); /// @notice Returns liquidity corresponding to token amounts, based on the current Uniswap position /// @param tokenAmounts Token amounts that will be converted to liquidity /// @return liquidity Liquidity for the specified token amounts function tokenAmountsToLiquidity(uint256[] memory tokenAmounts) external view returns (uint128 liquidity); /// @notice Initialized a new contract. /// @dev Can only be initialized by vault governance /// @param nft_ NFT of the vault in the VaultRegistry /// @param vaultTokens_ ERC20 tokens that will be managed by this Vault /// @param fee_ Fee of the UniV3 pool /// @param uniV3Helper_ address of helper for UniV3 arithmetic with ticks function initialize( uint256 nft_, address[] memory vaultTokens_, uint24 fee_, address uniV3Helper_ ) external; /// @notice Collect UniV3 fees to zero vault. function collectEarnings() external returns (uint256[] memory collectedEarnings); }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity 0.8.9; import "../external/univ3/INonfungiblePositionManager.sol"; import "../oracles/IOracle.sol"; import "./IVaultGovernance.sol"; import "./IUniV3Vault.sol"; interface IUniV3VaultGovernance is IVaultGovernance { /// @notice Params that could be changed by Protocol Governance with Protocol Governance delay. /// @param positionManager Reference to UniV3 INonfungiblePositionManager struct DelayedProtocolParams { INonfungiblePositionManager positionManager; IOracle oracle; } /// @notice Delayed Protocol Params, i.e. Params that could be changed by Protocol Governance with Protocol Governance delay. function delayedProtocolParams() external view returns (DelayedProtocolParams memory); /// @notice Delayed Protocol Params staged for commit after delay. function stagedDelayedProtocolParams() external view returns (DelayedProtocolParams memory); /// @notice Stage Delayed Protocol Params, i.e. Params that could be changed by Protocol Governance with Protocol Governance delay. /// @param params New params function stageDelayedProtocolParams(DelayedProtocolParams calldata params) external; /// @notice Commit Delayed Protocol Params, i.e. Params that could be changed by Protocol Governance with Protocol Governance delay. function commitDelayedProtocolParams() external; /// @notice Deploys a new vault. /// @param vaultTokens_ ERC20 tokens that will be managed by this Vault /// @param owner_ Owner of the vault NFT /// @param fee_ Fee of the UniV3 pool /// @param uniV3Helper_ address of helper for UniV3 arithmetic with ticks function createVault( address[] memory vaultTokens_, address owner_, uint24 fee_, address uniV3Helper_ ) external returns (IUniV3Vault vault, uint256 nft); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "./IVaultGovernance.sol"; interface IVault is IERC165 { /// @notice Checks if the vault is initialized function initialized() external view returns (bool); /// @notice VaultRegistry NFT for this vault function nft() external view returns (uint256); /// @notice Address of the Vault Governance for this contract. function vaultGovernance() external view returns (IVaultGovernance); /// @notice ERC20 tokens under Vault management. function vaultTokens() external view returns (address[] memory); /// @notice Checks if a token is vault token /// @param token Address of the token to check /// @return `true` if this token is managed by Vault function isVaultToken(address token) external view returns (bool); /// @notice Total value locked for this contract. /// @dev Generally it is the underlying token value of this contract in some /// other DeFi protocol. For example, for USDC Yearn Vault this would be total USDC balance that could be withdrawn for Yearn to this contract. /// The tvl itself is estimated in some range. Sometimes the range is exact, sometimes it's not /// @return minTokenAmounts Lower bound for total available balances estimation (nth tokenAmount corresponds to nth token in vaultTokens) /// @return maxTokenAmounts Upper bound for total available balances estimation (nth tokenAmount corresponds to nth token in vaultTokens) function tvl() external view returns (uint256[] memory minTokenAmounts, uint256[] memory maxTokenAmounts); /// @notice Existential amounts for each token function pullExistentials() external view returns (uint256[] memory); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "../IProtocolGovernance.sol"; import "../IVaultRegistry.sol"; import "./IVault.sol"; interface IVaultGovernance { /// @notice Internal references of the contract. /// @param protocolGovernance Reference to Protocol Governance /// @param registry Reference to Vault Registry struct InternalParams { IProtocolGovernance protocolGovernance; IVaultRegistry registry; IVault singleton; } // ------------------- EXTERNAL, VIEW ------------------- /// @notice Timestamp in unix time seconds after which staged Delayed Strategy Params could be committed. /// @param nft Nft of the vault function delayedStrategyParamsTimestamp(uint256 nft) external view returns (uint256); /// @notice Timestamp in unix time seconds after which staged Delayed Protocol Params could be committed. function delayedProtocolParamsTimestamp() external view returns (uint256); /// @notice Timestamp in unix time seconds after which staged Delayed Protocol Params Per Vault could be committed. /// @param nft Nft of the vault function delayedProtocolPerVaultParamsTimestamp(uint256 nft) external view returns (uint256); /// @notice Timestamp in unix time seconds after which staged Internal Params could be committed. function internalParamsTimestamp() external view returns (uint256); /// @notice Internal Params of the contract. function internalParams() external view returns (InternalParams memory); /// @notice Staged new Internal Params. /// @dev The Internal Params could be committed after internalParamsTimestamp function stagedInternalParams() external view returns (InternalParams memory); // ------------------- EXTERNAL, MUTATING ------------------- /// @notice Stage new Internal Params. /// @param newParams New Internal Params function stageInternalParams(InternalParams memory newParams) external; /// @notice Commit staged Internal Params. function commitInternalParams() external; }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; interface IVaultRoot { /// @notice Checks if subvault is present /// @param nft_ index of subvault for check /// @return `true` if subvault present, `false` otherwise function hasSubvault(uint256 nft_) external view returns (bool); /// @notice Get subvault by index /// @param index Index of subvault /// @return address Address of the contract function subvaultAt(uint256 index) external view returns (address); /// @notice Get index of subvault by nft /// @param nft_ Nft for getting subvault /// @return index Index of subvault function subvaultOneBasedIndex(uint256 nft_) external view returns (uint256); /// @notice Get all subvalutNfts in the current Vault /// @return subvaultNfts Subvaults of NTFs function subvaultNfts() external view returns (uint256[] memory); }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "./external/FullMath.sol"; import "./ExceptionsLibrary.sol"; /// @notice CommonLibrary shared utilities library CommonLibrary { uint256 constant DENOMINATOR = 10**9; uint256 constant D18 = 10**18; uint256 constant YEAR = 365 * 24 * 3600; uint256 constant Q128 = 2**128; uint256 constant Q96 = 2**96; uint256 constant Q48 = 2**48; uint256 constant Q160 = 2**160; uint256 constant UNI_FEE_DENOMINATOR = 10**6; /// @notice Sort uint256 using bubble sort. The sorting is done in-place. /// @param arr Array of uint256 function sortUint(uint256[] memory arr) internal pure { uint256 l = arr.length; for (uint256 i = 0; i < l; ++i) { for (uint256 j = i + 1; j < l; ++j) { if (arr[i] > arr[j]) { uint256 temp = arr[i]; arr[i] = arr[j]; arr[j] = temp; } } } } /// @notice Checks if array of addresses is sorted and all adresses are unique /// @param tokens A set of addresses to check /// @return `true` if all addresses are sorted and unique, `false` otherwise function isSortedAndUnique(address[] memory tokens) internal pure returns (bool) { if (tokens.length < 2) { return true; } for (uint256 i = 0; i < tokens.length - 1; ++i) { if (tokens[i] >= tokens[i + 1]) { return false; } } return true; } /// @notice Projects tokenAmounts onto subset or superset of tokens /// @dev /// Requires both sets of tokens to be sorted. When tokens are not sorted, it's undefined behavior. /// If there is a token in tokensToProject that is not part of tokens and corresponding tokenAmountsToProject > 0, reverts. /// Zero token amount is eqiuvalent to missing token function projectTokenAmounts( address[] memory tokens, address[] memory tokensToProject, uint256[] memory tokenAmountsToProject ) internal pure returns (uint256[] memory) { uint256[] memory res = new uint256[](tokens.length); uint256 t = 0; uint256 tp = 0; while ((t < tokens.length) && (tp < tokensToProject.length)) { if (tokens[t] < tokensToProject[tp]) { res[t] = 0; t++; } else if (tokens[t] > tokensToProject[tp]) { if (tokenAmountsToProject[tp] == 0) { tp++; } else { revert("TPS"); } } else { res[t] = tokenAmountsToProject[tp]; t++; tp++; } } while (t < tokens.length) { res[t] = 0; t++; } return res; } /// @notice Calculated sqrt of uint in X96 format /// @param xX96 input number in X96 format /// @return sqrt of xX96 in X96 format function sqrtX96(uint256 xX96) internal pure returns (uint256) { uint256 sqX96 = sqrt(xX96); return sqX96 << 48; } /// @notice Calculated sqrt of uint /// @param x input number /// @return sqrt of x function sqrt(uint256 x) internal pure returns (uint256) { if (x == 0) return 0; uint256 xx = x; uint256 r = 1; if (xx >= 0x100000000000000000000000000000000) { xx >>= 128; r <<= 64; } if (xx >= 0x10000000000000000) { xx >>= 64; r <<= 32; } if (xx >= 0x100000000) { xx >>= 32; r <<= 16; } if (xx >= 0x10000) { xx >>= 16; r <<= 8; } if (xx >= 0x100) { xx >>= 8; r <<= 4; } if (xx >= 0x10) { xx >>= 4; r <<= 2; } if (xx >= 0x8) { r <<= 1; } r = (r + x / r) >> 1; r = (r + x / r) >> 1; r = (r + x / r) >> 1; r = (r + x / r) >> 1; r = (r + x / r) >> 1; r = (r + x / r) >> 1; r = (r + x / r) >> 1; uint256 r1 = x / r; return (r < r1 ? r : r1); } /// @notice Recovers signer address from signed message hash /// @param _ethSignedMessageHash signed message /// @param _signature contatenated ECDSA r, s, v (65 bytes) /// @return Recovered address if the signature is valid, address(0) otherwise function recoverSigner(bytes32 _ethSignedMessageHash, bytes memory _signature) internal pure returns (address) { (bytes32 r, bytes32 s, uint8 v) = splitSignature(_signature); return ecrecover(_ethSignedMessageHash, v, r, s); } /// @notice Get ECDSA r, s, v from signature /// @param sig signature (65 bytes) /// @return r ECDSA r /// @return s ECDSA s /// @return v ECDSA v function splitSignature(bytes memory sig) internal pure returns ( bytes32 r, bytes32 s, uint8 v ) { require(sig.length == 65, ExceptionsLibrary.INVALID_LENGTH); assembly { r := mload(add(sig, 32)) s := mload(add(sig, 64)) v := byte(0, mload(add(sig, 96))) } } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; /// @notice Exceptions stores project`s smart-contracts exceptions library ExceptionsLibrary { string constant ADDRESS_ZERO = "AZ"; string constant VALUE_ZERO = "VZ"; string constant EMPTY_LIST = "EMPL"; string constant NOT_FOUND = "NF"; string constant INIT = "INIT"; string constant DUPLICATE = "DUP"; string constant NULL = "NULL"; string constant TIMESTAMP = "TS"; string constant FORBIDDEN = "FRB"; string constant ALLOWLIST = "ALL"; string constant LIMIT_OVERFLOW = "LIMO"; string constant LIMIT_UNDERFLOW = "LIMU"; string constant INVALID_VALUE = "INV"; string constant INVARIANT = "INVA"; string constant INVALID_TARGET = "INVTR"; string constant INVALID_TOKEN = "INVTO"; string constant INVALID_INTERFACE = "INVI"; string constant INVALID_SELECTOR = "INVS"; string constant INVALID_STATE = "INVST"; string constant INVALID_LENGTH = "INVL"; string constant LOCK = "LCKD"; string constant DISABLED = "DIS"; }
//SPDX-License-Identifier: MIT pragma solidity 0.8.9; /// @notice Stores permission ids for addresses library PermissionIdsLibrary { // The msg.sender is allowed to register vault uint8 constant REGISTER_VAULT = 0; // The msg.sender is allowed to create vaults uint8 constant CREATE_VAULT = 1; // The token is allowed to be transfered by vault uint8 constant ERC20_TRANSFER = 2; // The token is allowed to be added to vault uint8 constant ERC20_VAULT_TOKEN = 3; // Trusted protocols that are allowed to be approved of vault ERC20 tokens by any strategy uint8 constant ERC20_APPROVE = 4; // Trusted protocols that are allowed to be approved of vault ERC20 tokens by trusted strategy uint8 constant ERC20_APPROVE_RESTRICTED = 5; // Strategy allowed using restricted API uint8 constant TRUSTED_STRATEGY = 6; }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity =0.8.9; /// @title FixedPoint96 /// @notice A library for handling binary fixed point numbers, see https://en.wikipedia.org/wiki/Q_(number_format) /// @dev Used in SqrtPriceMath.sol library FixedPoint96 { uint8 internal constant RESOLUTION = 96; uint256 internal constant Q96 = 0x1000000000000000000000000; }
// SPDX-License-Identifier: MIT pragma solidity =0.8.9; /// @title Contains 512-bit math functions /// @notice Facilitates multiplication and division that can have overflow of an intermediate value without any loss of precision /// @dev Handles "phantom overflow" i.e., allows multiplication and division where an intermediate value overflows 256 bits library FullMath { /// @notice Calculates floor(a×b÷denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 /// @param a The multiplicand /// @param b The multiplier /// @param denominator The divisor /// @return result The 256-bit result /// @dev Credit to Remco Bloemen under MIT license https://xn--2-umb.com/21/muldiv function mulDiv( uint256 a, uint256 b, uint256 denominator ) internal pure returns (uint256 result) { // diff: original lib works under 0.7.6 with overflows enabled unchecked { // 512-bit multiply [prod1 prod0] = a * b // Compute the product mod 2**256 and mod 2**256 - 1 // then use the Chinese Remainder Theorem to reconstruct // the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2**256 + prod0 uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(a, b, not(0)) prod0 := mul(a, b) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division if (prod1 == 0) { require(denominator > 0); assembly { result := div(prod0, denominator) } return result; } // Make sure the result is less than 2**256. // Also prevents denominator == 0 require(denominator > prod1); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0] // Compute remainder using mulmod uint256 remainder; assembly { remainder := mulmod(a, b, denominator) } // Subtract 256 bit number from 512 bit number assembly { prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator // Compute largest power of two divisor of denominator. // Always >= 1. // diff: original uint256 twos = -denominator & denominator; uint256 twos = uint256(-int256(denominator)) & denominator; // Divide denominator by power of two assembly { denominator := div(denominator, twos) } // Divide [prod1 prod0] by the factors of two assembly { prod0 := div(prod0, twos) } // Shift in bits from prod1 into prod0. For this we need // to flip `twos` such that it is 2**256 / twos. // If twos is zero, then it becomes one assembly { twos := add(div(sub(0, twos), twos), 1) } prod0 |= prod1 * twos; // Invert denominator mod 2**256 // Now that denominator is an odd number, it has an inverse // modulo 2**256 such that denominator * inv = 1 mod 2**256. // Compute the inverse by starting with a seed that is correct // correct for four bits. That is, denominator * inv = 1 mod 2**4 uint256 inv = (3 * denominator) ^ 2; // Now use Newton-Raphson iteration to improve the precision. // Thanks to Hensel's lifting lemma, this also works in modular // arithmetic, doubling the correct bits in each step. inv *= 2 - denominator * inv; // inverse mod 2**8 inv *= 2 - denominator * inv; // inverse mod 2**16 inv *= 2 - denominator * inv; // inverse mod 2**32 inv *= 2 - denominator * inv; // inverse mod 2**64 inv *= 2 - denominator * inv; // inverse mod 2**128 inv *= 2 - denominator * inv; // inverse mod 2**256 // Because the division is now exact we can divide by multiplying // with the modular inverse of denominator. This will give us the // correct result modulo 2**256. Since the precoditions guarantee // that the outcome is less than 2**256, this is the final result. // We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inv; return result; } } /// @notice Calculates ceil(a×b÷denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 /// @param a The multiplicand /// @param b The multiplier /// @param denominator The divisor /// @return result The 256-bit result function mulDivRoundingUp( uint256 a, uint256 b, uint256 denominator ) internal pure returns (uint256 result) { // diff: original lib works under 0.7.6 with overflows enabled unchecked { result = mulDiv(a, b, denominator); if (mulmod(a, b, denominator) > 0) { require(result < type(uint256).max); result++; } } } }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity =0.8.9; import "./FullMath.sol"; import "./FixedPoint96.sol"; /// @title Liquidity amount functions /// @notice Provides functions for computing liquidity amounts from token amounts and prices library LiquidityAmounts { /// @notice Downcasts uint256 to uint128 /// @param x The uint258 to be downcasted /// @return y The passed value, downcasted to uint128 function toUint128(uint256 x) private pure returns (uint128 y) { require((y = uint128(x)) == x); } /// @notice Computes the amount of liquidity received for a given amount of token0 and price range /// @dev Calculates amount0 * (sqrt(upper) * sqrt(lower)) / (sqrt(upper) - sqrt(lower)) /// @param sqrtRatioAX96 A sqrt price representing the first tick boundary /// @param sqrtRatioBX96 A sqrt price representing the second tick boundary /// @param amount0 The amount0 being sent in /// @return liquidity The amount of returned liquidity function getLiquidityForAmount0( uint160 sqrtRatioAX96, uint160 sqrtRatioBX96, uint256 amount0 ) internal pure returns (uint128 liquidity) { if (sqrtRatioAX96 > sqrtRatioBX96) (sqrtRatioAX96, sqrtRatioBX96) = (sqrtRatioBX96, sqrtRatioAX96); uint256 intermediate = FullMath.mulDiv(sqrtRatioAX96, sqrtRatioBX96, FixedPoint96.Q96); return toUint128(FullMath.mulDiv(amount0, intermediate, sqrtRatioBX96 - sqrtRatioAX96)); } /// @notice Computes the amount of liquidity received for a given amount of token1 and price range /// @dev Calculates amount1 / (sqrt(upper) - sqrt(lower)). /// @param sqrtRatioAX96 A sqrt price representing the first tick boundary /// @param sqrtRatioBX96 A sqrt price representing the second tick boundary /// @param amount1 The amount1 being sent in /// @return liquidity The amount of returned liquidity function getLiquidityForAmount1( uint160 sqrtRatioAX96, uint160 sqrtRatioBX96, uint256 amount1 ) internal pure returns (uint128 liquidity) { if (sqrtRatioAX96 > sqrtRatioBX96) (sqrtRatioAX96, sqrtRatioBX96) = (sqrtRatioBX96, sqrtRatioAX96); return toUint128(FullMath.mulDiv(amount1, FixedPoint96.Q96, sqrtRatioBX96 - sqrtRatioAX96)); } /// @notice Computes the maximum amount of liquidity received for a given amount of token0, token1, the current /// pool prices and the prices at the tick boundaries /// @param sqrtRatioX96 A sqrt price representing the current pool prices /// @param sqrtRatioAX96 A sqrt price representing the first tick boundary /// @param sqrtRatioBX96 A sqrt price representing the second tick boundary /// @param amount0 The amount of token0 being sent in /// @param amount1 The amount of token1 being sent in /// @return liquidity The maximum amount of liquidity received function getLiquidityForAmounts( uint160 sqrtRatioX96, uint160 sqrtRatioAX96, uint160 sqrtRatioBX96, uint256 amount0, uint256 amount1 ) internal pure returns (uint128 liquidity) { if (sqrtRatioAX96 > sqrtRatioBX96) (sqrtRatioAX96, sqrtRatioBX96) = (sqrtRatioBX96, sqrtRatioAX96); if (sqrtRatioX96 <= sqrtRatioAX96) { liquidity = getLiquidityForAmount0(sqrtRatioAX96, sqrtRatioBX96, amount0); } else if (sqrtRatioX96 < sqrtRatioBX96) { uint128 liquidity0 = getLiquidityForAmount0(sqrtRatioX96, sqrtRatioBX96, amount0); uint128 liquidity1 = getLiquidityForAmount1(sqrtRatioAX96, sqrtRatioX96, amount1); liquidity = liquidity0 < liquidity1 ? liquidity0 : liquidity1; } else { liquidity = getLiquidityForAmount1(sqrtRatioAX96, sqrtRatioBX96, amount1); } } /// @notice Computes the amount of token0 for a given amount of liquidity and a price range /// @param sqrtRatioAX96 A sqrt price representing the first tick boundary /// @param sqrtRatioBX96 A sqrt price representing the second tick boundary /// @param liquidity The liquidity being valued /// @return amount0 The amount of token0 function getAmount0ForLiquidity( uint160 sqrtRatioAX96, uint160 sqrtRatioBX96, uint128 liquidity ) internal pure returns (uint256 amount0) { if (sqrtRatioAX96 > sqrtRatioBX96) (sqrtRatioAX96, sqrtRatioBX96) = (sqrtRatioBX96, sqrtRatioAX96); return FullMath.mulDiv( uint256(liquidity) << FixedPoint96.RESOLUTION, sqrtRatioBX96 - sqrtRatioAX96, sqrtRatioBX96 ) / sqrtRatioAX96; } /// @notice Computes the amount of token1 for a given amount of liquidity and a price range /// @param sqrtRatioAX96 A sqrt price representing the first tick boundary /// @param sqrtRatioBX96 A sqrt price representing the second tick boundary /// @param liquidity The liquidity being valued /// @return amount1 The amount of token1 function getAmount1ForLiquidity( uint160 sqrtRatioAX96, uint160 sqrtRatioBX96, uint128 liquidity ) internal pure returns (uint256 amount1) { if (sqrtRatioAX96 > sqrtRatioBX96) (sqrtRatioAX96, sqrtRatioBX96) = (sqrtRatioBX96, sqrtRatioAX96); return FullMath.mulDiv(liquidity, sqrtRatioBX96 - sqrtRatioAX96, FixedPoint96.Q96); } /// @notice Computes the token0 and token1 value for a given amount of liquidity, the current /// pool prices and the prices at the tick boundaries /// @param sqrtRatioX96 A sqrt price representing the current pool prices /// @param sqrtRatioAX96 A sqrt price representing the first tick boundary /// @param sqrtRatioBX96 A sqrt price representing the second tick boundary /// @param liquidity The liquidity being valued /// @return amount0 The amount of token0 /// @return amount1 The amount of token1 function getAmountsForLiquidity( uint160 sqrtRatioX96, uint160 sqrtRatioAX96, uint160 sqrtRatioBX96, uint128 liquidity ) internal pure returns (uint256 amount0, uint256 amount1) { if (sqrtRatioAX96 > sqrtRatioBX96) (sqrtRatioAX96, sqrtRatioBX96) = (sqrtRatioBX96, sqrtRatioAX96); if (sqrtRatioX96 <= sqrtRatioAX96) { amount0 = getAmount0ForLiquidity(sqrtRatioAX96, sqrtRatioBX96, liquidity); } else if (sqrtRatioX96 < sqrtRatioBX96) { amount0 = getAmount0ForLiquidity(sqrtRatioX96, sqrtRatioBX96, liquidity); amount1 = getAmount1ForLiquidity(sqrtRatioAX96, sqrtRatioX96, liquidity); } else { amount1 = getAmount1ForLiquidity(sqrtRatioAX96, sqrtRatioBX96, liquidity); } } }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity =0.8.9; /// @title Math library for computing sqrt prices from ticks and vice versa /// @notice Computes sqrt price for ticks of size 1.0001, i.e. sqrt(1.0001^tick) as fixed point Q64.96 numbers. Supports /// prices between 2**-128 and 2**128 library TickMath { /// @dev The minimum tick that may be passed to #getSqrtRatioAtTick computed from log base 1.0001 of 2**-128 int24 internal constant MIN_TICK = -887272; /// @dev The maximum tick that may be passed to #getSqrtRatioAtTick computed from log base 1.0001 of 2**128 int24 internal constant MAX_TICK = -MIN_TICK; /// @dev The minimum value that can be returned from #getSqrtRatioAtTick. Equivalent to getSqrtRatioAtTick(MIN_TICK) uint160 internal constant MIN_SQRT_RATIO = 4295128739; /// @dev The maximum value that can be returned from #getSqrtRatioAtTick. Equivalent to getSqrtRatioAtTick(MAX_TICK) uint160 internal constant MAX_SQRT_RATIO = 1461446703485210103287273052203988822378723970342; /// @notice Calculates sqrt(1.0001^tick) * 2^96 /// @dev Throws if |tick| > max tick /// @param tick The input tick for the above formula /// @return sqrtPriceX96 A Fixed point Q64.96 number representing the sqrt of the ratio of the two assets (token1/token0) /// at the given tick function getSqrtRatioAtTick(int24 tick) internal pure returns (uint160 sqrtPriceX96) { uint256 absTick = tick < 0 ? uint256(-int256(tick)) : uint256(int256(tick)); // diff: original require(absTick <= uint256(MAX_TICK), "T"); require(absTick <= uint256(int256(MAX_TICK)), "T"); uint256 ratio = absTick & 0x1 != 0 ? 0xfffcb933bd6fad37aa2d162d1a594001 : 0x100000000000000000000000000000000; if (absTick & 0x2 != 0) ratio = (ratio * 0xfff97272373d413259a46990580e213a) >> 128; if (absTick & 0x4 != 0) ratio = (ratio * 0xfff2e50f5f656932ef12357cf3c7fdcc) >> 128; if (absTick & 0x8 != 0) ratio = (ratio * 0xffe5caca7e10e4e61c3624eaa0941cd0) >> 128; if (absTick & 0x10 != 0) ratio = (ratio * 0xffcb9843d60f6159c9db58835c926644) >> 128; if (absTick & 0x20 != 0) ratio = (ratio * 0xff973b41fa98c081472e6896dfb254c0) >> 128; if (absTick & 0x40 != 0) ratio = (ratio * 0xff2ea16466c96a3843ec78b326b52861) >> 128; if (absTick & 0x80 != 0) ratio = (ratio * 0xfe5dee046a99a2a811c461f1969c3053) >> 128; if (absTick & 0x100 != 0) ratio = (ratio * 0xfcbe86c7900a88aedcffc83b479aa3a4) >> 128; if (absTick & 0x200 != 0) ratio = (ratio * 0xf987a7253ac413176f2b074cf7815e54) >> 128; if (absTick & 0x400 != 0) ratio = (ratio * 0xf3392b0822b70005940c7a398e4b70f3) >> 128; if (absTick & 0x800 != 0) ratio = (ratio * 0xe7159475a2c29b7443b29c7fa6e889d9) >> 128; if (absTick & 0x1000 != 0) ratio = (ratio * 0xd097f3bdfd2022b8845ad8f792aa5825) >> 128; if (absTick & 0x2000 != 0) ratio = (ratio * 0xa9f746462d870fdf8a65dc1f90e061e5) >> 128; if (absTick & 0x4000 != 0) ratio = (ratio * 0x70d869a156d2a1b890bb3df62baf32f7) >> 128; if (absTick & 0x8000 != 0) ratio = (ratio * 0x31be135f97d08fd981231505542fcfa6) >> 128; if (absTick & 0x10000 != 0) ratio = (ratio * 0x9aa508b5b7a84e1c677de54f3e99bc9) >> 128; if (absTick & 0x20000 != 0) ratio = (ratio * 0x5d6af8dedb81196699c329225ee604) >> 128; if (absTick & 0x40000 != 0) ratio = (ratio * 0x2216e584f5fa1ea926041bedfe98) >> 128; if (absTick & 0x80000 != 0) ratio = (ratio * 0x48a170391f7dc42444e8fa2) >> 128; if (tick > 0) ratio = type(uint256).max / ratio; // this divides by 1<<32 rounding up to go from a Q128.128 to a Q128.96. // we then downcast because we know the result always fits within 160 bits due to our tick input constraint // we round up in the division so getTickAtSqrtRatio of the output price is always consistent sqrtPriceX96 = uint160((ratio >> 32) + (ratio % (1 << 32) == 0 ? 0 : 1)); } /// @notice Calculates the greatest tick value such that getRatioAtTick(tick) <= ratio /// @dev Throws in case sqrtPriceX96 < MIN_SQRT_RATIO, as MIN_SQRT_RATIO is the lowest value getRatioAtTick may /// ever return. /// @param sqrtPriceX96 The sqrt ratio for which to compute the tick as a Q64.96 /// @return tick The greatest tick for which the ratio is less than or equal to the input ratio function getTickAtSqrtRatio(uint160 sqrtPriceX96) internal pure returns (int24 tick) { // second inequality must be < because the price can never reach the price at the max tick require(sqrtPriceX96 >= MIN_SQRT_RATIO && sqrtPriceX96 < MAX_SQRT_RATIO, "R"); uint256 ratio = uint256(sqrtPriceX96) << 32; uint256 r = ratio; uint256 msb = 0; assembly { let f := shl(7, gt(r, 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF)) msb := or(msb, f) r := shr(f, r) } assembly { let f := shl(6, gt(r, 0xFFFFFFFFFFFFFFFF)) msb := or(msb, f) r := shr(f, r) } assembly { let f := shl(5, gt(r, 0xFFFFFFFF)) msb := or(msb, f) r := shr(f, r) } assembly { let f := shl(4, gt(r, 0xFFFF)) msb := or(msb, f) r := shr(f, r) } assembly { let f := shl(3, gt(r, 0xFF)) msb := or(msb, f) r := shr(f, r) } assembly { let f := shl(2, gt(r, 0xF)) msb := or(msb, f) r := shr(f, r) } assembly { let f := shl(1, gt(r, 0x3)) msb := or(msb, f) r := shr(f, r) } assembly { let f := gt(r, 0x1) msb := or(msb, f) } if (msb >= 128) r = ratio >> (msb - 127); else r = ratio << (127 - msb); int256 log_2 = (int256(msb) - 128) << 64; assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(63, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(62, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(61, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(60, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(59, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(58, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(57, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(56, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(55, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(54, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(53, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(52, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(51, f)) r := shr(f, r) } assembly { r := shr(127, mul(r, r)) let f := shr(128, r) log_2 := or(log_2, shl(50, f)) } int256 log_sqrt10001 = log_2 * 255738958999603826347141; // 128.128 number int24 tickLow = int24((log_sqrt10001 - 3402992956809132418596140100660247210) >> 128); int24 tickHi = int24((log_sqrt10001 + 291339464771989622907027621153398088495) >> 128); tick = tickLow == tickHi ? tickLow : getSqrtRatioAtTick(tickHi) <= sqrtPriceX96 ? tickHi : tickLow; } }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity 0.8.9; import "../interfaces/external/univ3/IUniswapV3Pool.sol"; import "../interfaces/external/univ3/INonfungiblePositionManager.sol"; import "../libraries/CommonLibrary.sol"; import "../libraries/external/TickMath.sol"; import "../libraries/external/LiquidityAmounts.sol"; contract UniV3Helper { function liquidityToTokenAmounts( uint128 liquidity, IUniswapV3Pool pool, uint256 uniV3Nft, INonfungiblePositionManager positionManager ) external view returns (uint256[] memory tokenAmounts) { tokenAmounts = new uint256[](2); (, , , , , int24 tickLower, int24 tickUpper, , , , , ) = positionManager.positions(uniV3Nft); (uint160 sqrtPriceX96, , , , , , ) = pool.slot0(); uint160 sqrtPriceAX96 = TickMath.getSqrtRatioAtTick(tickLower); uint160 sqrtPriceBX96 = TickMath.getSqrtRatioAtTick(tickUpper); (tokenAmounts[0], tokenAmounts[1]) = LiquidityAmounts.getAmountsForLiquidity( sqrtPriceX96, sqrtPriceAX96, sqrtPriceBX96, liquidity ); } function tokenAmountsToLiquidity( uint256[] memory tokenAmounts, IUniswapV3Pool pool, uint256 uniV3Nft, INonfungiblePositionManager positionManager ) external view returns (uint128 liquidity) { (, , , , , int24 tickLower, int24 tickUpper, , , , , ) = positionManager.positions(uniV3Nft); (uint160 sqrtPriceX96, , , , , , ) = pool.slot0(); uint160 sqrtPriceAX96 = TickMath.getSqrtRatioAtTick(tickLower); uint160 sqrtPriceBX96 = TickMath.getSqrtRatioAtTick(tickUpper); liquidity = LiquidityAmounts.getLiquidityForAmounts( sqrtPriceX96, sqrtPriceAX96, sqrtPriceBX96, tokenAmounts[0], tokenAmounts[1] ); } function _getFeeGrowthInside( IUniswapV3Pool pool, int24 tickLower, int24 tickUpper, int24 tickCurrent, uint256 feeGrowthGlobal0X128, uint256 feeGrowthGlobal1X128 ) internal view returns (uint256 feeGrowthInside0X128, uint256 feeGrowthInside1X128) { unchecked { (, , uint256 lowerFeeGrowthOutside0X128, uint256 lowerFeeGrowthOutside1X128, , , , ) = pool.ticks( tickLower ); (, , uint256 upperFeeGrowthOutside0X128, uint256 upperFeeGrowthOutside1X128, , , , ) = pool.ticks( tickUpper ); // calculate fee growth below uint256 feeGrowthBelow0X128; uint256 feeGrowthBelow1X128; if (tickCurrent >= tickLower) { feeGrowthBelow0X128 = lowerFeeGrowthOutside0X128; feeGrowthBelow1X128 = lowerFeeGrowthOutside1X128; } else { feeGrowthBelow0X128 = feeGrowthGlobal0X128 - lowerFeeGrowthOutside0X128; feeGrowthBelow1X128 = feeGrowthGlobal1X128 - lowerFeeGrowthOutside1X128; } // calculate fee growth above uint256 feeGrowthAbove0X128; uint256 feeGrowthAbove1X128; if (tickCurrent < tickUpper) { feeGrowthAbove0X128 = upperFeeGrowthOutside0X128; feeGrowthAbove1X128 = upperFeeGrowthOutside1X128; } else { feeGrowthAbove0X128 = feeGrowthGlobal0X128 - upperFeeGrowthOutside0X128; feeGrowthAbove1X128 = feeGrowthGlobal1X128 - upperFeeGrowthOutside1X128; } feeGrowthInside0X128 = feeGrowthGlobal0X128 - feeGrowthBelow0X128 - feeGrowthAbove0X128; feeGrowthInside1X128 = feeGrowthGlobal1X128 - feeGrowthBelow1X128 - feeGrowthAbove1X128; } } function calculatePositionInfo( INonfungiblePositionManager positionManager, IUniswapV3Pool pool, uint256 uniV3Nft ) external view returns ( int24 tickLower, int24 tickUpper, uint128 liquidity, uint128 tokensOwed0, uint128 tokensOwed1 ) { uint256 feeGrowthInside0LastX128; uint256 feeGrowthInside1LastX128; ( , , , , , tickLower, tickUpper, liquidity, feeGrowthInside0LastX128, feeGrowthInside1LastX128, tokensOwed0, tokensOwed1 ) = positionManager.positions(uniV3Nft); if (liquidity == 0) { return (tickLower, tickUpper, liquidity, tokensOwed0, tokensOwed1); } uint256 feeGrowthGlobal0X128 = pool.feeGrowthGlobal0X128(); uint256 feeGrowthGlobal1X128 = pool.feeGrowthGlobal1X128(); (, int24 tick, , , , , ) = pool.slot0(); (uint256 feeGrowthInside0X128, uint256 feeGrowthInside1X128) = _getFeeGrowthInside( pool, tickLower, tickUpper, tick, feeGrowthGlobal0X128, feeGrowthGlobal1X128 ); uint256 feeGrowthInside0DeltaX128; uint256 feeGrowthInside1DeltaX128; unchecked { feeGrowthInside0DeltaX128 = feeGrowthInside0X128 - feeGrowthInside0LastX128; feeGrowthInside1DeltaX128 = feeGrowthInside1X128 - feeGrowthInside1LastX128; } tokensOwed0 += uint128(FullMath.mulDiv(feeGrowthInside0DeltaX128, liquidity, CommonLibrary.Q128)); tokensOwed1 += uint128(FullMath.mulDiv(feeGrowthInside1DeltaX128, liquidity, CommonLibrary.Q128)); } }
// SPDX-License-Identifier: BSL-1.1 pragma solidity 0.8.9; import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; import "@openzeppelin/contracts/utils/introspection/ERC165.sol"; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "../interfaces/external/erc/IERC1271.sol"; import "../interfaces/vaults/IVaultRoot.sol"; import "../interfaces/vaults/IIntegrationVault.sol"; import "../interfaces/validators/IValidator.sol"; import "../libraries/CommonLibrary.sol"; import "../libraries/ExceptionsLibrary.sol"; import "../libraries/PermissionIdsLibrary.sol"; import "./VaultGovernance.sol"; import "./Vault.sol"; /// @notice Abstract contract that has logic common for every Vault. /// @dev Notes: /// ### ERC-721 /// /// Each Vault should be registered in VaultRegistry and get corresponding VaultRegistry NFT. /// /// ### Access control /// /// `push` and `pull` methods are only allowed for owner / approved person of the NFT. However, /// `pull` for approved person also checks that pull destination is another vault of the Vault System. /// /// The semantics is: NFT owner owns all Vault liquidity, Approved person is liquidity manager. /// ApprovedForAll person cannot do anything except ERC-721 token transfers. /// /// Both NFT owner and approved person can call externalCall method which claims liquidity mining rewards (if any) /// /// `reclaimTokens` for claiming rewards given by an underlying protocol to erc20Vault in order to sell them there abstract contract IntegrationVault is IIntegrationVault, ReentrancyGuard, Vault { using SafeERC20 for IERC20; // ------------------- EXTERNAL, VIEW ------------------- /// @inheritdoc IERC165 function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, Vault) returns (bool) { return super.supportsInterface(interfaceId) || (interfaceId == type(IIntegrationVault).interfaceId) || (interfaceId == type(IERC1271).interfaceId); } // ------------------- EXTERNAL, MUTATING ------------------- /// @inheritdoc IIntegrationVault function push( address[] memory tokens, uint256[] memory tokenAmounts, bytes memory options ) public nonReentrant returns (uint256[] memory actualTokenAmounts) { uint256 nft_ = _nft; require(nft_ != 0, ExceptionsLibrary.INIT); IVaultRegistry vaultRegistry = _vaultGovernance.internalParams().registry; IVault ownerVault = IVault(vaultRegistry.ownerOf(nft_)); // Also checks that the token exists uint256 ownerNft = vaultRegistry.nftForVault(address(ownerVault)); require(ownerNft != 0, ExceptionsLibrary.NOT_FOUND); // require deposits only through Vault uint256[] memory pTokenAmounts = _validateAndProjectTokens(tokens, tokenAmounts); uint256[] memory pActualTokenAmounts = _push(pTokenAmounts, options); actualTokenAmounts = CommonLibrary.projectTokenAmounts(tokens, _vaultTokens, pActualTokenAmounts); emit Push(pActualTokenAmounts); } /// @inheritdoc IIntegrationVault function transferAndPush( address from, address[] memory tokens, uint256[] memory tokenAmounts, bytes memory options ) external returns (uint256[] memory actualTokenAmounts) { uint256 len = tokens.length; for (uint256 i = 0; i < len; ++i) if (tokenAmounts[i] != 0) { IERC20(tokens[i]).safeTransferFrom(from, address(this), tokenAmounts[i]); } actualTokenAmounts = push(tokens, tokenAmounts, options); for (uint256 i = 0; i < tokens.length; ++i) { uint256 leftover = actualTokenAmounts[i] < tokenAmounts[i] ? tokenAmounts[i] - actualTokenAmounts[i] : 0; if (leftover != 0) IERC20(tokens[i]).safeTransfer(from, leftover); } } /// @inheritdoc IIntegrationVault function pull( address to, address[] memory tokens, uint256[] memory tokenAmounts, bytes memory options ) external nonReentrant returns (uint256[] memory actualTokenAmounts) { uint256 nft_ = _nft; require(nft_ != 0, ExceptionsLibrary.INIT); require(_isApprovedOrOwner(msg.sender), ExceptionsLibrary.FORBIDDEN); // Also checks that the token exists IVaultRegistry registry = _vaultGovernance.internalParams().registry; address owner = registry.ownerOf(nft_); IVaultRoot root = _root(registry, nft_, owner); if (owner != msg.sender) { address zeroVault = root.subvaultAt(0); if (zeroVault == address(this)) { // If we pull from zero vault require( root.hasSubvault(registry.nftForVault(to)) && to != address(this), ExceptionsLibrary.INVALID_TARGET ); } else { // If we pull from other vault require(zeroVault == to, ExceptionsLibrary.INVALID_TARGET); } } uint256[] memory pTokenAmounts = _validateAndProjectTokens(tokens, tokenAmounts); uint256[] memory pActualTokenAmounts = _pull(to, pTokenAmounts, options); actualTokenAmounts = CommonLibrary.projectTokenAmounts(tokens, _vaultTokens, pActualTokenAmounts); emit Pull(to, actualTokenAmounts); } /// @inheritdoc IIntegrationVault function reclaimTokens(address[] memory tokens) external virtual nonReentrant returns (uint256[] memory actualTokenAmounts) { uint256 nft_ = _nft; require(nft_ != 0, ExceptionsLibrary.INIT); IVaultGovernance.InternalParams memory params = _vaultGovernance.internalParams(); IProtocolGovernance governance = params.protocolGovernance; IVaultRegistry registry = params.registry; address owner = registry.ownerOf(nft_); address to = _root(registry, nft_, owner).subvaultAt(0); actualTokenAmounts = new uint256[](tokens.length); if (to == address(this)) { return actualTokenAmounts; } for (uint256 i = 0; i < tokens.length; ++i) { if ( _isReclaimForbidden(tokens[i]) || !governance.hasPermission(tokens[i], PermissionIdsLibrary.ERC20_TRANSFER) ) { continue; } IERC20 token = IERC20(tokens[i]); actualTokenAmounts[i] = token.balanceOf(address(this)); token.safeTransfer(to, actualTokenAmounts[i]); } emit ReclaimTokens(to, tokens, actualTokenAmounts); } /// @inheritdoc IERC1271 function isValidSignature(bytes32 _hash, bytes memory _signature) external view returns (bytes4 magicValue) { IVaultGovernance.InternalParams memory params = _vaultGovernance.internalParams(); IVaultRegistry registry = params.registry; IProtocolGovernance protocolGovernance = params.protocolGovernance; uint256 nft_ = _nft; if (nft_ == 0) { return 0xffffffff; } address strategy = registry.getApproved(nft_); if (!protocolGovernance.hasPermission(strategy, PermissionIdsLibrary.TRUSTED_STRATEGY)) { return 0xffffffff; } uint32 size; assembly { size := extcodesize(strategy) } if (size > 0) { if (IERC165(strategy).supportsInterface(type(IERC1271).interfaceId)) { return IERC1271(strategy).isValidSignature(_hash, _signature); } else { return 0xffffffff; } } if (CommonLibrary.recoverSigner(_hash, _signature) == strategy) { return 0x1626ba7e; } return 0xffffffff; } /// @inheritdoc IIntegrationVault function externalCall( address to, bytes4 selector, bytes calldata data ) external payable nonReentrant returns (bytes memory result) { require(_nft != 0, ExceptionsLibrary.INIT); require(_isApprovedOrOwner(msg.sender), ExceptionsLibrary.FORBIDDEN); IProtocolGovernance protocolGovernance = _vaultGovernance.internalParams().protocolGovernance; IValidator validator = IValidator(protocolGovernance.validators(to)); require(address(validator) != address(0), ExceptionsLibrary.FORBIDDEN); validator.validate(msg.sender, to, msg.value, selector, data); (bool res, bytes memory returndata) = to.call{value: msg.value}(abi.encodePacked(selector, data)); if (!res) { assembly { let returndata_size := mload(returndata) // Bubble up revert reason revert(add(32, returndata), returndata_size) } } result = returndata; } // ------------------- INTERNAL, VIEW ------------------- function _validateAndProjectTokens(address[] memory tokens, uint256[] memory tokenAmounts) internal view returns (uint256[] memory pTokenAmounts) { require(CommonLibrary.isSortedAndUnique(tokens), ExceptionsLibrary.INVARIANT); require(tokens.length == tokenAmounts.length, ExceptionsLibrary.INVALID_VALUE); pTokenAmounts = CommonLibrary.projectTokenAmounts(_vaultTokens, tokens, tokenAmounts); } function _root( IVaultRegistry registry, uint256 thisNft, address thisOwner ) internal view returns (IVaultRoot) { uint256 thisOwnerNft = registry.nftForVault(thisOwner); require((thisNft != 0) && (thisOwnerNft != 0), ExceptionsLibrary.INIT); return IVaultRoot(thisOwner); } function _isApprovedOrOwner(address sender) internal view returns (bool) { IVaultRegistry registry = _vaultGovernance.internalParams().registry; uint256 nft_ = _nft; if (nft_ == 0) { return false; } return registry.getApproved(nft_) == sender || registry.ownerOf(nft_) == sender; } /// @notice check if token is forbidden to transfer under reclaim /// @dev it is done in order to prevent reclaiming internal protocol tokens /// for example to prevent YEarn tokens to reclaimed /// if our vault is managing tokens, depositing it in YEarn /// @param token The address of token to check /// @return if token is forbidden function _isReclaimForbidden(address token) internal view virtual returns (bool); // ------------------- INTERNAL, MUTATING ------------------- /// Guaranteed to have exact signature matchinn vault tokens function _push(uint256[] memory tokenAmounts, bytes memory options) internal virtual returns (uint256[] memory actualTokenAmounts); /// Guaranteed to have exact signature matchinn vault tokens function _pull( address to, uint256[] memory tokenAmounts, bytes memory options ) internal virtual returns (uint256[] memory actualTokenAmounts); // -------------------------- EVENTS -------------------------- /// @notice Emitted on successful push /// @param tokenAmounts The amounts of tokens to pushed event Push(uint256[] tokenAmounts); /// @notice Emitted on successful pull /// @param to The target address for pulled tokens /// @param tokenAmounts The amounts of tokens to pull event Pull(address to, uint256[] tokenAmounts); /// @notice Emitted when tokens are reclaimed /// @param to The target address for pulled tokens /// @param tokens ERC20 tokens to be reclaimed /// @param tokenAmounts The amounts of reclaims event ReclaimTokens(address to, address[] tokens, uint256[] tokenAmounts); }
// SPDX-License-Identifier: BSL-1.1 pragma solidity 0.8.9; import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol"; import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; import "@openzeppelin/contracts/utils/introspection/ERC165.sol"; import "../libraries/CommonLibrary.sol"; import "../libraries/ExceptionsLibrary.sol"; import "../interfaces/vaults/IVault.sol"; import "./VaultGovernance.sol"; /// @notice Abstract contract that has logic common for every Vault. /// @dev Notes: /// ### ERC-721 /// /// Each Vault should be registered in VaultRegistry and get corresponding VaultRegistry NFT. /// /// ### Access control /// /// `push` and `pull` methods are only allowed for owner / approved person of the NFT. However, /// `pull` for approved person also checks that pull destination is another vault of the Vault System. /// /// The semantics is: NFT owner owns all Vault liquidity, Approved person is liquidity manager. /// ApprovedForAll person cannot do anything except ERC-721 token transfers. /// /// Both NFT owner and approved person can call externalCall method which claims liquidity mining rewards (if any) /// /// `reclaimTokens` for mistakenly transfered tokens (not included into vaultTokens) additionally can be withdrawn by /// the protocol admin abstract contract Vault is IVault, ERC165 { using SafeERC20 for IERC20; IVaultGovernance internal _vaultGovernance; address[] internal _vaultTokens; mapping(address => int256) internal _vaultTokensIndex; uint256 internal _nft; uint256[] internal _pullExistentials; constructor() { // lock initialization and thus all mutations for any deployed Vault _nft = type(uint256).max; } // ------------------- EXTERNAL, VIEW ------------------- /// @inheritdoc IVault function initialized() external view returns (bool) { return _nft != 0; } /// @inheritdoc IVault function isVaultToken(address token) public view returns (bool) { return _vaultTokensIndex[token] != 0; } /// @inheritdoc IVault function vaultGovernance() external view returns (IVaultGovernance) { return _vaultGovernance; } /// @inheritdoc IVault function vaultTokens() external view returns (address[] memory) { return _vaultTokens; } /// @inheritdoc IVault function nft() external view returns (uint256) { return _nft; } /// @inheritdoc IVault function tvl() public view virtual returns (uint256[] memory minTokenAmounts, uint256[] memory maxTokenAmounts); /// @inheritdoc IVault function pullExistentials() external view returns (uint256[] memory) { return _pullExistentials; } /// @inheritdoc IERC165 function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC165) returns (bool) { return super.supportsInterface(interfaceId) || (interfaceId == type(IVault).interfaceId); } // ------------------- INTERNAL, MUTATING ------------------- function _initialize(address[] memory vaultTokens_, uint256 nft_) internal virtual { require(_nft == 0, ExceptionsLibrary.INIT); require(CommonLibrary.isSortedAndUnique(vaultTokens_), ExceptionsLibrary.INVARIANT); require(nft_ != 0, ExceptionsLibrary.VALUE_ZERO); // guarantees that this method can only be called once IProtocolGovernance governance = IVaultGovernance(msg.sender).internalParams().protocolGovernance; require( vaultTokens_.length > 0 && vaultTokens_.length <= governance.maxTokensPerVault(), ExceptionsLibrary.INVALID_VALUE ); for (uint256 i = 0; i < vaultTokens_.length; i++) { require( governance.hasPermission(vaultTokens_[i], PermissionIdsLibrary.ERC20_VAULT_TOKEN), ExceptionsLibrary.FORBIDDEN ); } _vaultGovernance = IVaultGovernance(msg.sender); _vaultTokens = vaultTokens_; _nft = nft_; uint256 len = _vaultTokens.length; for (uint256 i = 0; i < len; ++i) { _vaultTokensIndex[vaultTokens_[i]] = int256(i + 1); IERC20Metadata token = IERC20Metadata(vaultTokens_[i]); _pullExistentials.push(10**(token.decimals() / 2)); } emit Initialized(tx.origin, msg.sender, vaultTokens_, nft_); } // -------------------------- EVENTS -------------------------- /// @notice Emitted when Vault is intialized /// @param origin Origin of the transaction (tx.origin) /// @param sender Sender of the call (msg.sender) /// @param vaultTokens_ ERC20 tokens under the vault management /// @param nft_ VaultRegistry NFT assigned to the vault event Initialized(address indexed origin, address indexed sender, address[] vaultTokens_, uint256 nft_); }
// SPDX-License-Identifier: BSL-1.1 pragma solidity 0.8.9; import "@openzeppelin/contracts/proxy/Clones.sol"; import "@openzeppelin/contracts/utils/introspection/ERC165.sol"; import "../interfaces/IProtocolGovernance.sol"; import "../interfaces/vaults/IVaultGovernance.sol"; import "../libraries/ExceptionsLibrary.sol"; import "../libraries/PermissionIdsLibrary.sol"; /// @notice Internal contract for managing different params. /// @dev The contract should be overriden by the concrete VaultGovernance, /// define different params structs and use abi.decode / abi.encode to serialize /// to bytes in this contract. It also should emit events on params change. abstract contract VaultGovernance is IVaultGovernance, ERC165 { InternalParams internal _internalParams; InternalParams private _stagedInternalParams; uint256 internal _internalParamsTimestamp; mapping(uint256 => bytes) internal _delayedStrategyParams; mapping(uint256 => bytes) internal _stagedDelayedStrategyParams; mapping(uint256 => uint256) internal _delayedStrategyParamsTimestamp; mapping(uint256 => bytes) internal _delayedProtocolPerVaultParams; mapping(uint256 => bytes) internal _stagedDelayedProtocolPerVaultParams; mapping(uint256 => uint256) internal _delayedProtocolPerVaultParamsTimestamp; bytes internal _delayedProtocolParams; bytes internal _stagedDelayedProtocolParams; uint256 internal _delayedProtocolParamsTimestamp; mapping(uint256 => bytes) internal _strategyParams; bytes internal _protocolParams; bytes internal _operatorParams; /// @notice Creates a new contract. /// @param internalParams_ Initial Internal Params constructor(InternalParams memory internalParams_) { require(address(internalParams_.protocolGovernance) != address(0), ExceptionsLibrary.ADDRESS_ZERO); require(address(internalParams_.registry) != address(0), ExceptionsLibrary.ADDRESS_ZERO); require(address(internalParams_.singleton) != address(0), ExceptionsLibrary.ADDRESS_ZERO); _internalParams = internalParams_; } // ------------------- EXTERNAL, VIEW ------------------- /// @inheritdoc IVaultGovernance function delayedStrategyParamsTimestamp(uint256 nft) external view returns (uint256) { return _delayedStrategyParamsTimestamp[nft]; } /// @inheritdoc IVaultGovernance function delayedProtocolPerVaultParamsTimestamp(uint256 nft) external view returns (uint256) { return _delayedProtocolPerVaultParamsTimestamp[nft]; } /// @inheritdoc IVaultGovernance function delayedProtocolParamsTimestamp() external view returns (uint256) { return _delayedProtocolParamsTimestamp; } /// @inheritdoc IVaultGovernance function internalParamsTimestamp() external view returns (uint256) { return _internalParamsTimestamp; } /// @inheritdoc IVaultGovernance function internalParams() external view returns (InternalParams memory) { return _internalParams; } /// @inheritdoc IVaultGovernance function stagedInternalParams() external view returns (InternalParams memory) { return _stagedInternalParams; } function supportsInterface(bytes4 interfaceID) public view virtual override(ERC165) returns (bool) { return super.supportsInterface(interfaceID) || interfaceID == type(IVaultGovernance).interfaceId; } // ------------------- EXTERNAL, MUTATING ------------------- /// @inheritdoc IVaultGovernance function stageInternalParams(InternalParams memory newParams) external { _requireProtocolAdmin(); require(address(newParams.protocolGovernance) != address(0), ExceptionsLibrary.ADDRESS_ZERO); require(address(newParams.registry) != address(0), ExceptionsLibrary.ADDRESS_ZERO); require(address(newParams.singleton) != address(0), ExceptionsLibrary.ADDRESS_ZERO); _stagedInternalParams = newParams; _internalParamsTimestamp = block.timestamp + _internalParams.protocolGovernance.governanceDelay(); emit StagedInternalParams(tx.origin, msg.sender, newParams, _internalParamsTimestamp); } /// @inheritdoc IVaultGovernance function commitInternalParams() external { _requireProtocolAdmin(); require(_internalParamsTimestamp != 0, ExceptionsLibrary.NULL); require(block.timestamp >= _internalParamsTimestamp, ExceptionsLibrary.TIMESTAMP); _internalParams = _stagedInternalParams; delete _internalParamsTimestamp; delete _stagedInternalParams; emit CommitedInternalParams(tx.origin, msg.sender, _internalParams); } // ------------------- INTERNAL, VIEW ------------------- function _requireAtLeastStrategy(uint256 nft) internal view { require( (_internalParams.protocolGovernance.isAdmin(msg.sender) || _internalParams.registry.getApproved(nft) == msg.sender || (_internalParams.registry.ownerOf(nft) == msg.sender)), ExceptionsLibrary.FORBIDDEN ); } function _requireProtocolAdmin() internal view { require(_internalParams.protocolGovernance.isAdmin(msg.sender), ExceptionsLibrary.FORBIDDEN); } function _requireAtLeastOperator() internal view { IProtocolGovernance governance = _internalParams.protocolGovernance; require(governance.isAdmin(msg.sender) || governance.isOperator(msg.sender), ExceptionsLibrary.FORBIDDEN); } // ------------------- INTERNAL, MUTATING ------------------- function _createVault(address owner) internal returns (address vault, uint256 nft) { IProtocolGovernance protocolGovernance = IProtocolGovernance(_internalParams.protocolGovernance); require( protocolGovernance.hasPermission(msg.sender, PermissionIdsLibrary.CREATE_VAULT), ExceptionsLibrary.FORBIDDEN ); IVaultRegistry vaultRegistry = _internalParams.registry; nft = vaultRegistry.vaultsCount() + 1; vault = Clones.cloneDeterministic(address(_internalParams.singleton), bytes32(nft)); vaultRegistry.registerVault(address(vault), owner); } /// @notice Set Delayed Strategy Params /// @param nft Nft of the vault /// @param params New params function _stageDelayedStrategyParams(uint256 nft, bytes memory params) internal { _requireAtLeastStrategy(nft); _stagedDelayedStrategyParams[nft] = params; uint256 delayFactor = _delayedStrategyParams[nft].length == 0 ? 0 : 1; _delayedStrategyParamsTimestamp[nft] = block.timestamp + _internalParams.protocolGovernance.governanceDelay() * delayFactor; } /// @notice Commit Delayed Strategy Params function _commitDelayedStrategyParams(uint256 nft) internal { _requireAtLeastStrategy(nft); uint256 thisDelayedStrategyParamsTimestamp = _delayedStrategyParamsTimestamp[nft]; require(thisDelayedStrategyParamsTimestamp != 0, ExceptionsLibrary.NULL); require(block.timestamp >= thisDelayedStrategyParamsTimestamp, ExceptionsLibrary.TIMESTAMP); _delayedStrategyParams[nft] = _stagedDelayedStrategyParams[nft]; delete _stagedDelayedStrategyParams[nft]; delete _delayedStrategyParamsTimestamp[nft]; } /// @notice Set Delayed Protocol Per Vault Params /// @param nft Nft of the vault /// @param params New params function _stageDelayedProtocolPerVaultParams(uint256 nft, bytes memory params) internal { _requireProtocolAdmin(); _stagedDelayedProtocolPerVaultParams[nft] = params; uint256 delayFactor = _delayedProtocolPerVaultParams[nft].length == 0 ? 0 : 1; _delayedProtocolPerVaultParamsTimestamp[nft] = block.timestamp + _internalParams.protocolGovernance.governanceDelay() * delayFactor; } /// @notice Commit Delayed Protocol Per Vault Params function _commitDelayedProtocolPerVaultParams(uint256 nft) internal { _requireProtocolAdmin(); uint256 thisDelayedProtocolPerVaultParamsTimestamp = _delayedProtocolPerVaultParamsTimestamp[nft]; require(thisDelayedProtocolPerVaultParamsTimestamp != 0, ExceptionsLibrary.NULL); require(block.timestamp >= thisDelayedProtocolPerVaultParamsTimestamp, ExceptionsLibrary.TIMESTAMP); _delayedProtocolPerVaultParams[nft] = _stagedDelayedProtocolPerVaultParams[nft]; delete _stagedDelayedProtocolPerVaultParams[nft]; delete _delayedProtocolPerVaultParamsTimestamp[nft]; } /// @notice Set Delayed Protocol Params /// @param params New params function _stageDelayedProtocolParams(bytes memory params) internal { _requireProtocolAdmin(); uint256 delayFactor = _delayedProtocolParams.length == 0 ? 0 : 1; _stagedDelayedProtocolParams = params; _delayedProtocolParamsTimestamp = block.timestamp + _internalParams.protocolGovernance.governanceDelay() * delayFactor; } /// @notice Commit Delayed Protocol Params function _commitDelayedProtocolParams() internal { _requireProtocolAdmin(); require(_delayedProtocolParamsTimestamp != 0, ExceptionsLibrary.NULL); require(block.timestamp >= _delayedProtocolParamsTimestamp, ExceptionsLibrary.TIMESTAMP); _delayedProtocolParams = _stagedDelayedProtocolParams; delete _stagedDelayedProtocolParams; delete _delayedProtocolParamsTimestamp; } /// @notice Set immediate strategy params /// @dev Should require nft > 0 /// @param nft Nft of the vault /// @param params New params function _setStrategyParams(uint256 nft, bytes memory params) internal { _requireAtLeastStrategy(nft); _strategyParams[nft] = params; } /// @notice Set immediate operator params /// @param params New params function _setOperatorParams(bytes memory params) internal { _requireAtLeastOperator(); _operatorParams = params; } /// @notice Set immediate protocol params /// @param params New params function _setProtocolParams(bytes memory params) internal { _requireProtocolAdmin(); _protocolParams = params; } // -------------------------- EVENTS -------------------------- /// @notice Emitted when InternalParams are staged for commit /// @param origin Origin of the transaction (tx.origin) /// @param sender Sender of the call (msg.sender) /// @param params New params that were staged for commit /// @param when When the params could be committed event StagedInternalParams(address indexed origin, address indexed sender, InternalParams params, uint256 when); /// @notice Emitted when InternalParams are staged for commit /// @param origin Origin of the transaction (tx.origin) /// @param sender Sender of the call (msg.sender) /// @param params New params that were staged for commit event CommitedInternalParams(address indexed origin, address indexed sender, InternalParams params); /// @notice Emitted when New Vault is deployed /// @param origin Origin of the transaction (tx.origin) /// @param sender Sender of the call (msg.sender) /// @param vaultTokens Vault tokens for this vault /// @param options Options for deploy. The details of the options structure are specified in subcontracts /// @param owner Owner of the VaultRegistry NFT for this vault /// @param vaultAddress Address of the new Vault /// @param vaultNft VaultRegistry NFT for the new Vault event DeployedVault( address indexed origin, address indexed sender, address[] vaultTokens, bytes options, address owner, address vaultAddress, uint256 vaultNft ); }
{ "evmVersion": "istanbul", "libraries": {}, "metadata": { "bytecodeHash": "ipfs", "useLiteralContent": true }, "optimizer": { "enabled": true, "runs": 200 }, "remappings": [], "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"origin","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount0","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amount1","type":"uint256"}],"name":"CollectedEarnings","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"origin","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"address[]","name":"vaultTokens_","type":"address[]"},{"indexed":false,"internalType":"uint256","name":"nft_","type":"uint256"}],"name":"Initialized","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256[]","name":"tokenAmounts","type":"uint256[]"}],"name":"Pull","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256[]","name":"tokenAmounts","type":"uint256[]"}],"name":"Push","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"address[]","name":"tokens","type":"address[]"},{"indexed":false,"internalType":"uint256[]","name":"tokenAmounts","type":"uint256[]"}],"name":"ReclaimTokens","type":"event"},{"inputs":[],"name":"collectEarnings","outputs":[{"internalType":"uint256[]","name":"collectedEarnings","type":"uint256[]"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"bytes4","name":"selector","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"externalCall","outputs":[{"internalType":"bytes","name":"result","type":"bytes"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"nft_","type":"uint256"},{"internalType":"address[]","name":"vaultTokens_","type":"address[]"},{"internalType":"uint24","name":"fee_","type":"uint24"},{"internalType":"address","name":"uniV3Hepler_","type":"address"}],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"initialized","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_hash","type":"bytes32"},{"internalType":"bytes","name":"_signature","type":"bytes"}],"name":"isValidSignature","outputs":[{"internalType":"bytes4","name":"magicValue","type":"bytes4"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"name":"isVaultToken","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint128","name":"liquidity","type":"uint128"}],"name":"liquidityToTokenAmounts","outputs":[{"internalType":"uint256[]","name":"tokenAmounts","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"nft","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"address","name":"from","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"onERC721Received","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"pool","outputs":[{"internalType":"contract IUniswapV3Pool","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"positionManager","outputs":[{"internalType":"contract INonfungiblePositionManager","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"address[]","name":"tokens","type":"address[]"},{"internalType":"uint256[]","name":"tokenAmounts","type":"uint256[]"},{"internalType":"bytes","name":"options","type":"bytes"}],"name":"pull","outputs":[{"internalType":"uint256[]","name":"actualTokenAmounts","type":"uint256[]"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"pullExistentials","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"tokens","type":"address[]"},{"internalType":"uint256[]","name":"tokenAmounts","type":"uint256[]"},{"internalType":"bytes","name":"options","type":"bytes"}],"name":"push","outputs":[{"internalType":"uint256[]","name":"actualTokenAmounts","type":"uint256[]"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"tokens","type":"address[]"}],"name":"reclaimTokens","outputs":[{"internalType":"uint256[]","name":"actualTokenAmounts","type":"uint256[]"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenAmounts","type":"uint256[]"}],"name":"tokenAmountsToLiquidity","outputs":[{"internalType":"uint128","name":"liquidity","type":"uint128"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address[]","name":"tokens","type":"address[]"},{"internalType":"uint256[]","name":"tokenAmounts","type":"uint256[]"},{"internalType":"bytes","name":"options","type":"bytes"}],"name":"transferAndPush","outputs":[{"internalType":"uint256[]","name":"actualTokenAmounts","type":"uint256[]"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"tvl","outputs":[{"internalType":"uint256[]","name":"minTokenAmounts","type":"uint256[]"},{"internalType":"uint256[]","name":"maxTokenAmounts","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"uniV3Nft","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"vaultGovernance","outputs":[{"internalType":"contract IVaultGovernance","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"vaultTokens","outputs":[{"internalType":"address[]","name":"","type":"address[]"}],"stateMutability":"view","type":"function"}]
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Multichain Portfolio | 26 Chains
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.