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18364605 | 337 days ago | Contract Creation | 0 ETH |
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Contract Name:
rUSDYFactory
Compiler Version
v0.8.16+commit.07a7930e
Optimization Enabled:
Yes with 100 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; // Proxy admin contract used in OZ upgrades plugin import "contracts/external/openzeppelin/contracts/proxy/ProxyAdmin.sol"; import "contracts/Proxy.sol"; import "contracts/usdy/rusdy_allowlist/rUSDY.sol"; import "contracts/interfaces/IMulticall.sol"; /** * @title rUSDYFactory * @author Ondo Finance * @notice This contract serves as a Factory for the upgradable rUSDY token contract. * Upon calling `deployrUSDY` the `guardian` address (set in constructor) will * deploy the following: * 1) rUSDY - The implementation contract, ERC20 contract with the initializer disabled * 2) ProxyAdmin - OZ ProxyAdmin contract, used to upgrade the proxy instance. * @notice Owner is set to `guardian` address. * 3) TransparentUpgradeableProxy - OZ, proxy contract. Admin is set to `address(proxyAdmin)`. * `_logic' is set to `address(rUSDY)`. * @notice `guardian` address in constructor is a msig. */ contract rUSDYFactory is IMulticall { bytes32 public constant DEFAULT_ADMIN_ROLE = bytes32(0); address internal immutable guardian; rUSDY public rUSDYImplementation; ProxyAdmin public rUSDYProxyAdmin; TokenProxy public rUSDYProxy; constructor(address _guardian) { guardian = _guardian; } /** * @dev This function will deploy an upgradable instance of rUSDY * * @param blocklist The address of the blocklist * @param allowlist The address of the allowlist * @param sanctionsList The address of the sanctions list * @param usdy The address of USDY * * @return address The address of the proxy contract. * @return address The address of the proxyAdmin contract. * @return address The address of the implementation contract. * * @notice 1) Will automatically revoke all deployer roles granted to * address(this). * 2) Will grant DEFAULT_ADMIN & PAUSER_ROLE(S) to `guardian` * address specified in constructor. * 3) Will transfer ownership of the proxyAdmin to guardian * address. * */ function deployrUSDY( address blocklist, address allowlist, address sanctionsList, address usdy, address oracle ) external onlyGuardian returns (address, address, address) { rUSDYImplementation = new rUSDY(); rUSDYProxyAdmin = new ProxyAdmin(); rUSDYProxy = new TokenProxy( address(rUSDYImplementation), address(rUSDYProxyAdmin), "" ); rUSDY rUSDYProxied = rUSDY(address(rUSDYProxy)); rUSDYProxied.initialize( blocklist, allowlist, sanctionsList, usdy, guardian, oracle ); rUSDYProxyAdmin.transferOwnership(guardian); assert(rUSDYProxyAdmin.owner() == guardian); emit rUSDYDeployed( address(rUSDYProxy), address(rUSDYProxyAdmin), address(rUSDYImplementation), "test Ondo Rebasing U.S. Dollar Yield", "test rUSDY" ); return ( address(rUSDYProxy), address(rUSDYProxyAdmin), address(rUSDYImplementation) ); } /** * @notice Allows for arbitrary batched calls * * @dev All external calls made through this function will * msg.sender == contract address * * @param exCallData Struct consisting of * 1) target - contract to call * 2) data - data to call target with * 3) value - eth value to call target with */ function multiexcall( ExCallData[] calldata exCallData ) external payable override onlyGuardian returns (bytes[] memory results) { results = new bytes[](exCallData.length); for (uint256 i = 0; i < exCallData.length; ++i) { (bool success, bytes memory ret) = address(exCallData[i].target).call{ value: exCallData[i].value }(exCallData[i].data); require(success, "Call Failed"); results[i] = ret; } } /** * @dev Event emitted when upgradable rUSDY is deployed * * @param proxy The address for the proxy contract * @param proxyAdmin The address for the proxy admin contract * @param implementation The address for the implementation contract */ event rUSDYDeployed( address proxy, address proxyAdmin, address implementation, string name, string ticker ); modifier onlyGuardian() { require(msg.sender == guardian, "rUSDYFactory: You are not the Guardian"); _; } }
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; import "contracts/external/openzeppelin/contracts/proxy/TransparentUpgradeableProxy.sol"; contract TokenProxy is TransparentUpgradeableProxy { constructor( address _logic, address _admin, bytes memory _data ) TransparentUpgradeableProxy(_logic, _admin, _data) {} }
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; /** * @title IMulticall * @author Ondo Finance * @notice This interface dictates the required external functions for Ondo's * multicall contract. */ interface IMulticall { /// @dev External call data structure struct ExCallData { // The contract we intend to call address target; // The encoded function data for the call bytes data; // The ether value to be sent in the call uint256 value; } /** * @notice Batches multiple function calls to different target contracts * and returns the resulting data provided all calls were successful * * @dev The `msg.sender` is always the contract from which this function * is being called * * @param exdata The ExCallData struct array containing the information * regarding which contract to call, what data to call with, * and what ether value to send along with the call * * @return results The resulting data returned from each call made */ function multiexcall( ExCallData[] calldata exdata ) external payable returns (bytes[] memory results); }
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; import "contracts/external/openzeppelin/contracts-upgradeable/token/ERC20/IERC20Upgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/token/ERC20/IERC20MetadataUpgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/proxy/Initializable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/security/PausableUpgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/access/AccessControlEnumerableUpgradeable.sol"; import "contracts/usdy/blocklist/BlocklistClientUpgradeable.sol"; import "contracts/usdy/allowlist/AllowlistClientUpgradeable.sol"; import "contracts/sanctions/SanctionsListClientUpgradeable.sol"; import "contracts/interfaces/IUSDY.sol"; import "contracts/rwaOracles/IRWADynamicOracle.sol"; /** * @title Interest-bearing ERC20-like token for rUSDY. * * rUSDY balances are dynamic and represent the holder's share of the underlying USDY * controlled by the protocol. To calculate each account's balance, we do * * shares[account] * usdyPrice * * For example, assume that we have: * * usdyPrice = 1.05 * sharesOf(user1) -> 100 * sharesOf(user2) -> 400 * * Therefore: * * balanceOf(user1) -> 105 tokens which corresponds 105 rUSDY * balanceOf(user2) -> 420 tokens which corresponds 420 rUSDY * * Since balances of all token holders change when the price of USDY changes, this * token cannot fully implement ERC20 standard: it only emits `Transfer` events * upon explicit transfer between holders. In contrast, when total amount of pooled * Cash increases, no `Transfer` events are generated: doing so would require emitting * an event for each token holder and thus running an unbounded loop. * */ contract rUSDY is Initializable, ContextUpgradeable, PausableUpgradeable, AccessControlEnumerableUpgradeable, BlocklistClientUpgradeable, AllowlistClientUpgradeable, SanctionsListClientUpgradeable, IERC20Upgradeable, IERC20MetadataUpgradeable { /** * @dev rUSDY balances are dynamic and are calculated based on the accounts' shares (USDY) * and the the price of USDY. Account shares aren't * normalized, so the contract also stores the sum of all shares to calculate * each account's token balance which equals to: * * shares[account] * usdyPrice */ mapping(address => uint256) private shares; /// @dev Allowances are nominated in tokens, not token shares. mapping(address => mapping(address => uint256)) private allowances; // Total shares in existence uint256 private totalShares; // Address of the oracle that updates `usdyPrice` IRWADynamicOracle public oracle; // Address of the USDY token IUSDY public usdy; // Used to scale up usdy amount -> shares uint256 public constant BPS_DENOMINATOR = 10_000; // Error when redeeming shares < `BPS_DENOMINATOR` error UnwrapTooSmall(); /// @dev Role based access control roles bytes32 public constant USDY_MANAGER_ROLE = keccak256("ADMIN_ROLE"); bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE"); bytes32 public constant PAUSER_ROLE = keccak256("PAUSER_ROLE"); bytes32 public constant BURNER_ROLE = keccak256("BURN_ROLE"); bytes32 public constant LIST_CONFIGURER_ROLE = keccak256("LIST_CONFIGURER_ROLE"); /// @custom:oz-upgrades-unsafe-allow constructor constructor() { _disableInitializers(); } function initialize( address blocklist, address allowlist, address sanctionsList, address _usdy, address guardian, address _oracle ) public virtual initializer { __rUSDY_init(blocklist, allowlist, sanctionsList, _usdy, guardian, _oracle); } function __rUSDY_init( address blocklist, address allowlist, address sanctionsList, address _usdy, address guardian, address _oracle ) internal onlyInitializing { __BlocklistClientInitializable_init(blocklist); __AllowlistClientInitializable_init(allowlist); __SanctionsListClientInitializable_init(sanctionsList); __rUSDY_init_unchained(_usdy, guardian, _oracle); } function __rUSDY_init_unchained( address _usdy, address guardian, address _oracle ) internal onlyInitializing { usdy = IUSDY(_usdy); oracle = IRWADynamicOracle(_oracle); _grantRole(DEFAULT_ADMIN_ROLE, guardian); _grantRole(USDY_MANAGER_ROLE, guardian); _grantRole(PAUSER_ROLE, guardian); _grantRole(MINTER_ROLE, guardian); _grantRole(BURNER_ROLE, guardian); _grantRole(LIST_CONFIGURER_ROLE, guardian); } /** * @notice An executed shares transfer from `sender` to `recipient`. * * @dev emitted in pair with an ERC20-defined `Transfer` event. */ event TransferShares( address indexed from, address indexed to, uint256 sharesValue ); /** * @notice An executed `burnShares` request * * @dev Reports simultaneously burnt shares amount * and corresponding rUSDY amount. * The shares amount is calculated twice: before and after the burning incurred rebase. * * @param account holder of the burnt shares * @param preRebaseTokenAmount amount of rUSDY the burnt shares (USDY) corresponded to before the burn * @param postRebaseTokenAmount amount of rUSDY the burnt shares (USDY) corresponded to after the burn * @param sharesAmount amount of burnt shares */ event SharesBurnt( address indexed account, uint256 preRebaseTokenAmount, uint256 postRebaseTokenAmount, uint256 sharesAmount ); /** * @notice An executed `burnShares` request * * @dev Reports simultaneously burnt shares amount * and corresponding rUSDY amount. * The rUSDY amount is calculated twice: before and after the burning incurred rebase. * * @param account holder of the burnt shares * @param tokensBurnt amount of burnt tokens */ event TokensBurnt(address indexed account, uint256 tokensBurnt); /** * @return the name of the token. */ function name() public pure returns (string memory) { return "Test - Rebasing Ondo U.S. Dollar Yield"; } /** * @return the symbol of the token, usually a shorter version of the * name. */ function symbol() public pure returns (string memory) { return "t-rUSDY"; } /** * @return the number of decimals for getting user representation of a token amount. */ function decimals() public pure returns (uint8) { return 18; } /** * @return the amount of tokens in existence. */ function totalSupply() public view returns (uint256) { return (totalShares * oracle.getPrice()) / (1e18 * BPS_DENOMINATOR); } /** * @return the amount of tokens owned by the `_account`. * * @dev Balances are dynamic and equal the `_account`'s USDY shares multiplied * by the price of USDY */ function balanceOf(address _account) public view returns (uint256) { return (_sharesOf(_account) * oracle.getPrice()) / (1e18 * BPS_DENOMINATOR); } /** * @notice Moves `_amount` tokens from the caller's account to the `_recipient` account. * * @return a boolean value indicating whether the operation succeeded. * Emits a `Transfer` event. * Emits a `TransferShares` event. * * Requirements: * * - `_recipient` cannot be the zero address. * - the caller must have a balance of at least `_amount`. * - the contract must not be paused. * * @dev The `_amount` argument is the amount of tokens, not shares. */ function transfer(address _recipient, uint256 _amount) public returns (bool) { _transfer(msg.sender, _recipient, _amount); return true; } /** * @return the remaining number of tokens that `_spender` is allowed to spend * on behalf of `_owner` through `transferFrom`. This is zero by default. * * @dev This value changes when `approve` or `transferFrom` is called. */ function allowance( address _owner, address _spender ) public view returns (uint256) { return allowances[_owner][_spender]; } /** * @notice Sets `_amount` as the allowance of `_spender` over the caller's tokens. * * @return a boolean value indicating whether the operation succeeded. * Emits an `Approval` event. * * Requirements: * * - `_spender` cannot be the zero address. * - the contract must not be paused. * * @dev The `_amount` argument is the amount of tokens, not shares. */ function approve(address _spender, uint256 _amount) public returns (bool) { _approve(msg.sender, _spender, _amount); return true; } /** * @notice Moves `_amount` tokens from `_sender` to `_recipient` using the * allowance mechanism. `_amount` is then deducted from the caller's * allowance. * * @return a boolean value indicating whether the operation succeeded. * * Emits a `Transfer` event. * Emits a `TransferShares` event. * Emits an `Approval` event indicating the updated allowance. * * Requirements: * * - `_sender` and `_recipient` cannot be the zero addresses. * - `_sender` must have a balance of at least `_amount`. * - the caller must have allowance for `_sender`'s tokens of at least `_amount`. * - the contract must not be paused. * * @dev The `_amount` argument is the amount of tokens, not shares. */ function transferFrom( address _sender, address _recipient, uint256 _amount ) public returns (bool) { uint256 currentAllowance = allowances[_sender][msg.sender]; require(currentAllowance >= _amount, "TRANSFER_AMOUNT_EXCEEDS_ALLOWANCE"); _transfer(_sender, _recipient, _amount); _approve(_sender, msg.sender, currentAllowance - _amount); return true; } /** * @notice Atomically increases the allowance granted to `_spender` by the caller by `_addedValue`. * * This is an alternative to `approve` that can be used as a mitigation for * problems described in: * https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC20/IERC20.sol#L42 * Emits an `Approval` event indicating the updated allowance. * * Requirements: * * - `_spender` cannot be the the zero address. * - the contract must not be paused. */ function increaseAllowance( address _spender, uint256 _addedValue ) public returns (bool) { _approve( msg.sender, _spender, allowances[msg.sender][_spender] + _addedValue ); return true; } /** * @notice Atomically decreases the allowance granted to `_spender` by the caller by `_subtractedValue`. * * This is an alternative to `approve` that can be used as a mitigation for * problems described in: * https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC20/IERC20.sol#L42 * Emits an `Approval` event indicating the updated allowance. * * Requirements: * * - `_spender` cannot be the zero address. * - `_spender` must have allowance for the caller of at least `_subtractedValue`. * - the contract must not be paused. */ function decreaseAllowance( address _spender, uint256 _subtractedValue ) public returns (bool) { uint256 currentAllowance = allowances[msg.sender][_spender]; require( currentAllowance >= _subtractedValue, "DECREASED_ALLOWANCE_BELOW_ZERO" ); _approve(msg.sender, _spender, currentAllowance - _subtractedValue); return true; } /** * @return the total amount of shares in existence. * * @dev The sum of all accounts' shares can be an arbitrary number, therefore * it is necessary to store it in order to calculate each account's relative share. */ function getTotalShares() public view returns (uint256) { return totalShares; } /** * @return the amount of shares owned by `_account`. * * @dev This is the equivalent to the amount of USDY wrapped by `_account`. */ function sharesOf(address _account) public view returns (uint256) { return _sharesOf(_account); } /** * @return the amount of USDY that corresponds to `_rUSDYAmount` of rUSDY */ function getSharesByRUSDY( uint256 _rUSDYAmount ) public view returns (uint256) { return (_rUSDYAmount * 1e18 * BPS_DENOMINATOR) / oracle.getPrice(); } /** * @return the amount of rUSDY that corresponds to `_shares` of usdy. */ function getRUSDYByShares(uint256 _shares) public view returns (uint256) { return (_shares * oracle.getPrice()) / (1e18 * BPS_DENOMINATOR); } /** * @notice Moves `_sharesAmount` token shares from the caller's account to the `_recipient` account. * * @return amount of transferred tokens. * Emits a `TransferShares` event. * Emits a `Transfer` event. * * Requirements: * * - `_recipient` cannot be the zero address. * - the caller must have at least `_sharesAmount` shares. * - the contract must not be paused. * * @dev The `_sharesAmount` argument is the amount of shares, not tokens. */ function transferShares( address _recipient, uint256 _sharesAmount ) public returns (uint256) { _transferShares(msg.sender, _recipient, _sharesAmount); emit TransferShares(msg.sender, _recipient, _sharesAmount); uint256 tokensAmount = getRUSDYByShares(_sharesAmount); emit Transfer(msg.sender, _recipient, tokensAmount); return tokensAmount; } /** * @notice Function called by users to wrap their USDY tokens * * @param _USDYAmount The amount of USDY Tokens to wrap * * @dev Sanctions, Blocklist, and Allowlist checks implicit in USDY Transfer */ function wrap(uint256 _USDYAmount) external whenNotPaused { require(_USDYAmount > 0, "rUSDY: can't wrap zero USDY tokens"); uint256 usdySharesAmount = _USDYAmount * BPS_DENOMINATOR; _mintShares(msg.sender, usdySharesAmount); usdy.transferFrom(msg.sender, address(this), _USDYAmount); emit Transfer(address(0), msg.sender, getRUSDYByShares(usdySharesAmount)); emit TransferShares(address(0), msg.sender, usdySharesAmount); } /** * @notice Function called by users to unwrap their rUSDY tokens * * @param _rUSDYAmount The amount of rUSDY to unwrap * * @dev Sanctions, Blocklist, and Allowlist checks implicit in USDY Transfer */ function unwrap(uint256 _rUSDYAmount) external whenNotPaused { require(_rUSDYAmount > 0, "rUSDY: can't unwrap zero rUSDY tokens"); uint256 usdyAmount = getSharesByRUSDY(_rUSDYAmount); if (usdyAmount < BPS_DENOMINATOR) revert UnwrapTooSmall(); _burnShares(msg.sender, usdyAmount); usdy.transfer(msg.sender, usdyAmount / BPS_DENOMINATOR); emit TokensBurnt(msg.sender, _rUSDYAmount); } /** * @notice Moves `_amount` tokens from `_sender` to `_recipient`. * Emits a `Transfer` event. * Emits a `TransferShares` event. */ function _transfer( address _sender, address _recipient, uint256 _amount ) internal { uint256 _sharesToTransfer = getSharesByRUSDY(_amount); _transferShares(_sender, _recipient, _sharesToTransfer); emit Transfer(_sender, _recipient, _amount); emit TransferShares(_sender, _recipient, _sharesToTransfer); } /** * @notice Sets `_amount` as the allowance of `_spender` over the `_owner` s tokens. * * Emits an `Approval` event. * * Requirements: * * - `_owner` cannot be the zero address. * - `_spender` cannot be the zero address. * - the contract must not be paused. */ function _approve( address _owner, address _spender, uint256 _amount ) internal whenNotPaused { require(_owner != address(0), "APPROVE_FROM_ZERO_ADDRESS"); require(_spender != address(0), "APPROVE_TO_ZERO_ADDRESS"); allowances[_owner][_spender] = _amount; emit Approval(_owner, _spender, _amount); } /** * @return the amount of shares owned by `_account`. */ function _sharesOf(address _account) internal view returns (uint256) { return shares[_account]; } /** * @notice Moves `_sharesAmount` shares from `_sender` to `_recipient`. * * Requirements: * * - `_sender` cannot be the zero address. * - `_recipient` cannot be the zero address. * - `_sender` must hold at least `_sharesAmount` shares. * - the contract must not be paused. */ function _transferShares( address _sender, address _recipient, uint256 _sharesAmount ) internal whenNotPaused { require(_sender != address(0), "TRANSFER_FROM_THE_ZERO_ADDRESS"); require(_recipient != address(0), "TRANSFER_TO_THE_ZERO_ADDRESS"); _beforeTokenTransfer(_sender, _recipient, _sharesAmount); uint256 currentSenderShares = shares[_sender]; require( _sharesAmount <= currentSenderShares, "TRANSFER_AMOUNT_EXCEEDS_BALANCE" ); shares[_sender] = currentSenderShares - _sharesAmount; shares[_recipient] = shares[_recipient] + _sharesAmount; } /** * @notice Creates `_sharesAmount` shares and assigns them to `_recipient`, increasing the total amount of shares. * @dev This doesn't increase the token total supply. * * Requirements: * * - `_recipient` cannot be the zero address. * - the contract must not be paused. */ function _mintShares( address _recipient, uint256 _sharesAmount ) internal whenNotPaused returns (uint256) { require(_recipient != address(0), "MINT_TO_THE_ZERO_ADDRESS"); _beforeTokenTransfer(address(0), _recipient, _sharesAmount); totalShares += _sharesAmount; shares[_recipient] = shares[_recipient] + _sharesAmount; return totalShares; // Notice: we're not emitting a Transfer event from the zero address here since shares mint // works by taking the amount of tokens corresponding to the minted shares from all other // token holders, proportionally to their share. The total supply of the token doesn't change // as the result. This is equivalent to performing a send from each other token holder's // address to `address`, but we cannot reflect this as it would require sending an unbounded // number of events. } /** * @notice Destroys `_sharesAmount` shares from `_account`'s holdings, decreasing the total amount of shares. * @dev This doesn't decrease the token total supply. * * Requirements: * * - `_account` cannot be the zero address. * - `_account` must hold at least `_sharesAmount` shares. * - the contract must not be paused. */ function _burnShares( address _account, uint256 _sharesAmount ) internal whenNotPaused returns (uint256) { require(_account != address(0), "BURN_FROM_THE_ZERO_ADDRESS"); _beforeTokenTransfer(_account, address(0), _sharesAmount); uint256 accountShares = shares[_account]; require(_sharesAmount <= accountShares, "BURN_AMOUNT_EXCEEDS_BALANCE"); uint256 preRebaseTokenAmount = getRUSDYByShares(_sharesAmount); totalShares -= _sharesAmount; shares[_account] = accountShares - _sharesAmount; uint256 postRebaseTokenAmount = getRUSDYByShares(_sharesAmount); emit SharesBurnt( _account, preRebaseTokenAmount, postRebaseTokenAmount, _sharesAmount ); return totalShares; // Notice: we're not emitting a Transfer event to the zero address here since shares burn // works by redistributing the amount of tokens corresponding to the burned shares between // all other token holders. The total supply of the token doesn't change as the result. // This is equivalent to performing a send from `address` to each other token holder address, // but we cannot reflect this as it would require sending an unbounded number of events. // We're emitting `SharesBurnt` event to provide an explicit rebase log record nonetheless. } /** * @dev Hook that is called before any transfer of tokens. This includes * minting and burning. * * Calling conditions: * * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens * will be transferred to `to`. * - when `from` is zero, `amount` tokens will be minted for `to`. * - when `to` is zero, `amount` of ``from``'s tokens will be burned. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer( address from, address to, uint256 ) internal view { // Check constraints when `transferFrom` is called to facliitate // a transfer between two parties that are not `from` or `to`. if (from != msg.sender && to != msg.sender) { require(!_isBlocked(msg.sender), "rUSDY: 'sender' address blocked"); require(!_isSanctioned(msg.sender), "rUSDY: 'sender' address sanctioned"); require( _isAllowed(msg.sender), "rUSDY: 'sender' address not on allowlist" ); } if (from != address(0)) { // If not minting require(!_isBlocked(from), "rUSDY: 'from' address blocked"); require(!_isSanctioned(from), "rUSDY: 'from' address sanctioned"); require(_isAllowed(from), "rUSDY: 'from' address not on allowlist"); } if (to != address(0)) { // If not burning require(!_isBlocked(to), "rUSDY: 'to' address blocked"); require(!_isSanctioned(to), "rUSDY: 'to' address sanctioned"); require(_isAllowed(to), "rUSDY: 'to' address not on allowlist"); } } /** * @notice Sets the Oracle address * @dev The new oracle must comply with the `IPricerReader` interface * @param _oracle Address of the new oracle */ function setOracle(address _oracle) external onlyRole(USDY_MANAGER_ROLE) { oracle = IRWADynamicOracle(_oracle); } /** * @notice Admin burn function to burn rUSDY tokens from any account * @param _account The account to burn tokens from * @param _amount The amount of rUSDY tokens to burn * @dev Transfers burned shares (USDY) to `msg.sender` */ function burn( address _account, uint256 _amount ) external onlyRole(BURNER_ROLE) { uint256 sharesAmount = getSharesByRUSDY(_amount); _burnShares(_account, sharesAmount); usdy.transfer(msg.sender, sharesAmount / BPS_DENOMINATOR); emit TokensBurnt(_account, _amount); } function pause() external onlyRole(PAUSER_ROLE) { _pause(); } function unpause() external onlyRole(USDY_MANAGER_ROLE) { _unpause(); } /** * @notice Sets the blocklist address * * @param blocklist New blocklist address */ function setBlocklist( address blocklist ) external override onlyRole(LIST_CONFIGURER_ROLE) { _setBlocklist(blocklist); } /** * @notice Sets the allowlist address * * @param allowlist New allowlist address */ function setAllowlist( address allowlist ) external override onlyRole(LIST_CONFIGURER_ROLE) { _setAllowlist(allowlist); } /** * @notice Sets the sanctions list address * * @param sanctionsList New sanctions list address */ function setSanctionsList( address sanctionsList ) external override onlyRole(LIST_CONFIGURER_ROLE) { _setSanctionsList(sanctionsList); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (proxy/transparent/ProxyAdmin.sol) pragma solidity ^0.8.0; import "contracts/external/openzeppelin/contracts/proxy/TransparentUpgradeableProxy.sol"; import "contracts/external/openzeppelin/contracts/access/Ownable.sol"; /** * @dev This is an auxiliary contract meant to be assigned as the admin of a {TransparentUpgradeableProxy}. For an * explanation of why you would want to use this see the documentation for {TransparentUpgradeableProxy}. */ contract ProxyAdmin is Ownable { /** * @dev Returns the current implementation of `proxy`. * * Requirements: * * - This contract must be the admin of `proxy`. */ function getProxyImplementation(TransparentUpgradeableProxy proxy) public view virtual returns (address) { // We need to manually run the static call since the getter cannot be flagged as view // bytes4(keccak256("implementation()")) == 0x5c60da1b (bool success, bytes memory returndata) = address(proxy).staticcall(hex"5c60da1b"); require(success); return abi.decode(returndata, (address)); } /** * @dev Returns the current admin of `proxy`. * * Requirements: * * - This contract must be the admin of `proxy`. */ function getProxyAdmin(TransparentUpgradeableProxy proxy) public view virtual returns (address) { // We need to manually run the static call since the getter cannot be flagged as view // bytes4(keccak256("admin()")) == 0xf851a440 (bool success, bytes memory returndata) = address(proxy).staticcall(hex"f851a440"); require(success); return abi.decode(returndata, (address)); } /** * @dev Changes the admin of `proxy` to `newAdmin`. * * Requirements: * * - This contract must be the current admin of `proxy`. */ function changeProxyAdmin(TransparentUpgradeableProxy proxy, address newAdmin) public virtual onlyOwner { proxy.changeAdmin(newAdmin); } /** * @dev Upgrades `proxy` to `implementation`. See {TransparentUpgradeableProxy-upgradeTo}. * * Requirements: * * - This contract must be the admin of `proxy`. */ function upgrade(TransparentUpgradeableProxy proxy, address implementation) public virtual onlyOwner { proxy.upgradeTo(implementation); } /** * @dev Upgrades `proxy` to `implementation` and calls a function on the new implementation. See * {TransparentUpgradeableProxy-upgradeToAndCall}. * * Requirements: * * - This contract must be the admin of `proxy`. */ function upgradeAndCall( TransparentUpgradeableProxy proxy, address implementation, bytes memory data ) public payable virtual onlyOwner { proxy.upgradeToAndCall{value: msg.value}(implementation, data); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (proxy/transparent/TransparentUpgradeableProxy.sol) pragma solidity ^0.8.0; import "contracts/external/openzeppelin/contracts/proxy/ERC1967Proxy.sol"; /** * @dev This contract implements a proxy that is upgradeable by an admin. * * To avoid https://medium.com/nomic-labs-blog/malicious-backdoors-in-ethereum-proxies-62629adf3357[proxy selector * clashing], which can potentially be used in an attack, this contract uses the * https://blog.openzeppelin.com/the-transparent-proxy-pattern/[transparent proxy pattern]. This pattern implies two * things that go hand in hand: * * 1. If any account other than the admin calls the proxy, the call will be forwarded to the implementation, even if * that call matches one of the admin functions exposed by the proxy itself. * 2. If the admin calls the proxy, it can access the admin functions, but its calls will never be forwarded to the * implementation. If the admin tries to call a function on the implementation it will fail with an error that says * "admin cannot fallback to proxy target". * * These properties mean that the admin account can only be used for admin actions like upgrading the proxy or changing * the admin, so it's best if it's a dedicated account that is not used for anything else. This will avoid headaches due * to sudden errors when trying to call a function from the proxy implementation. * * Our recommendation is for the dedicated account to be an instance of the {ProxyAdmin} contract. If set up this way, * you should think of the `ProxyAdmin` instance as the real administrative interface of your proxy. */ contract TransparentUpgradeableProxy is ERC1967Proxy { /** * @dev Initializes an upgradeable proxy managed by `_admin`, backed by the implementation at `_logic`, and * optionally initialized with `_data` as explained in {ERC1967Proxy-constructor}. */ constructor( address _logic, address admin_, bytes memory _data ) payable ERC1967Proxy(_logic, _data) { assert( _ADMIN_SLOT == bytes32(uint256(keccak256("eip1967.proxy.admin")) - 1) ); _changeAdmin(admin_); } /** * @dev Modifier used internally that will delegate the call to the implementation unless the sender is the admin. */ modifier ifAdmin() { if (msg.sender == _getAdmin()) { _; } else { _fallback(); } } /** * @dev Returns the current admin. * * NOTE: Only the admin can call this function. See {ProxyAdmin-getProxyAdmin}. * * TIP: To get this value clients can read directly from the storage slot shown below (specified by EIP1967) using the * https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call. * `0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103` */ function admin() external ifAdmin returns (address admin_) { admin_ = _getAdmin(); } /** * @dev Returns the current implementation. * * NOTE: Only the admin can call this function. See {ProxyAdmin-getProxyImplementation}. * * TIP: To get this value clients can read directly from the storage slot shown below (specified by EIP1967) using the * https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call. * `0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc` */ function implementation() external ifAdmin returns (address implementation_) { implementation_ = _implementation(); } /** * @dev Changes the admin of the proxy. * * Emits an {AdminChanged} event. * * NOTE: Only the admin can call this function. See {ProxyAdmin-changeProxyAdmin}. */ function changeAdmin(address newAdmin) external virtual ifAdmin { _changeAdmin(newAdmin); } /** * @dev Upgrade the implementation of the proxy. * * NOTE: Only the admin can call this function. See {ProxyAdmin-upgrade}. */ function upgradeTo(address newImplementation) external ifAdmin { _upgradeToAndCall(newImplementation, bytes(""), false); } /** * @dev Upgrade the implementation of the proxy, and then call a function from the new implementation as specified * by `data`, which should be an encoded function call. This is useful to initialize new storage variables in the * proxied contract. * * NOTE: Only the admin can call this function. See {ProxyAdmin-upgradeAndCall}. */ function upgradeToAndCall(address newImplementation, bytes calldata data) external payable ifAdmin { _upgradeToAndCall(newImplementation, data, true); } /** * @dev Returns the current admin. */ function _admin() internal view virtual returns (address) { return _getAdmin(); } /** * @dev Makes sure the admin cannot access the fallback function. See {Proxy-_beforeFallback}. */ function _beforeFallback() internal virtual override { require( msg.sender != _getAdmin(), "TransparentUpgradeableProxy: admin cannot fallback to proxy target" ); super._beforeFallback(); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (proxy/ERC1967/ERC1967Proxy.sol) pragma solidity ^0.8.0; import "contracts/external/openzeppelin/contracts/proxy/Proxy.sol"; import "contracts/external/openzeppelin/contracts/proxy/ERC1967Upgrade.sol"; /** * @dev This contract implements an upgradeable proxy. It is upgradeable because calls are delegated to an * implementation address that can be changed. This address is stored in storage in the location specified by * https://eips.ethereum.org/EIPS/eip-1967[EIP1967], so that it doesn't conflict with the storage layout of the * implementation behind the proxy. */ contract ERC1967Proxy is Proxy, ERC1967Upgrade { /** * @dev Initializes the upgradeable proxy with an initial implementation specified by `_logic`. * * If `_data` is nonempty, it's used as data in a delegate call to `_logic`. This will typically be an encoded * function call, and allows initializating the storage of the proxy like a Solidity constructor. */ constructor(address _logic, bytes memory _data) payable { assert( _IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1) ); _upgradeToAndCall(_logic, _data, false); } /** * @dev Returns the current implementation address. */ function _implementation() internal view virtual override returns (address impl) { return ERC1967Upgrade._getImplementation(); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (proxy/Proxy.sol) pragma solidity ^0.8.0; /** * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to * be specified by overriding the virtual {_implementation} function. * * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a * different contract through the {_delegate} function. * * The success and return data of the delegated call will be returned back to the caller of the proxy. */ abstract contract Proxy { /** * @dev Delegates the current call to `implementation`. * * This function does not return to its internal call site, it will return directly to the external caller. */ function _delegate(address implementation) internal virtual { assembly { // Copy msg.data. We take full control of memory in this inline assembly // block because it will not return to Solidity code. We overwrite the // Solidity scratch pad at memory position 0. calldatacopy(0, 0, calldatasize()) // Call the implementation. // out and outsize are 0 because we don't know the size yet. let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0) // Copy the returned data. returndatacopy(0, 0, returndatasize()) switch result // delegatecall returns 0 on error. case 0 { revert(0, returndatasize()) } default { return(0, returndatasize()) } } } /** * @dev This is a virtual function that should be overriden so it returns the address to which the fallback function * and {_fallback} should delegate. */ function _implementation() internal view virtual returns (address); /** * @dev Delegates the current call to the address returned by `_implementation()`. * * This function does not return to its internall call site, it will return directly to the external caller. */ function _fallback() internal virtual { _beforeFallback(); _delegate(_implementation()); } /** * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other * function in the contract matches the call data. */ fallback() external payable { _fallback(); } /** * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data * is empty. */ receive() external payable { _fallback(); } /** * @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback` * call, or as part of the Solidity `fallback` or `receive` functions. * * If overriden should call `super._beforeFallback()`. */ function _beforeFallback() internal virtual {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (proxy/ERC1967/ERC1967Upgrade.sol) pragma solidity ^0.8.2; import "contracts/external/openzeppelin/contracts/proxy/IBeacon.sol"; import "contracts/external/openzeppelin/contracts/proxy/draft-IERC1822.sol"; import "contracts/external/openzeppelin/contracts/utils/Address.sol"; import "contracts/external/openzeppelin/contracts/utils/StorageSlot.sol"; /** * @dev This abstract contract provides getters and event emitting update functions for * https://eips.ethereum.org/EIPS/eip-1967[EIP1967] slots. * * _Available since v4.1._ * * @custom:oz-upgrades-unsafe-allow delegatecall */ abstract contract ERC1967Upgrade { // This is the keccak-256 hash of "eip1967.proxy.rollback" subtracted by 1 bytes32 private constant _ROLLBACK_SLOT = 0x4910fdfa16fed3260ed0e7147f7cc6da11a60208b5b9406d12a635614ffd9143; /** * @dev Storage slot with the address of the current implementation. * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is * validated in the constructor. */ bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; /** * @dev Emitted when the implementation is upgraded. */ event Upgraded(address indexed implementation); /** * @dev Returns the current implementation address. */ function _getImplementation() internal view returns (address) { return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value; } /** * @dev Stores a new address in the EIP1967 implementation slot. */ function _setImplementation(address newImplementation) private { require( Address.isContract(newImplementation), "ERC1967: new implementation is not a contract" ); StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation; } /** * @dev Perform implementation upgrade * * Emits an {Upgraded} event. */ function _upgradeTo(address newImplementation) internal { _setImplementation(newImplementation); emit Upgraded(newImplementation); } /** * @dev Perform implementation upgrade with additional setup call. * * Emits an {Upgraded} event. */ function _upgradeToAndCall( address newImplementation, bytes memory data, bool forceCall ) internal { _upgradeTo(newImplementation); if (data.length > 0 || forceCall) { Address.functionDelegateCall(newImplementation, data); } } /** * @dev Perform implementation upgrade with security checks for UUPS proxies, and additional setup call. * * Emits an {Upgraded} event. */ function _upgradeToAndCallUUPS( address newImplementation, bytes memory data, bool forceCall ) internal { // Upgrades from old implementations will perform a rollback test. This test requires the new // implementation to upgrade back to the old, non-ERC1822 compliant, implementation. Removing // this special case will break upgrade paths from old UUPS implementation to new ones. if (StorageSlot.getBooleanSlot(_ROLLBACK_SLOT).value) { _setImplementation(newImplementation); } else { try IERC1822Proxiable(newImplementation).proxiableUUID() returns ( bytes32 slot ) { require( slot == _IMPLEMENTATION_SLOT, "ERC1967Upgrade: unsupported proxiableUUID" ); } catch { revert("ERC1967Upgrade: new implementation is not UUPS"); } _upgradeToAndCall(newImplementation, data, forceCall); } } /** * @dev Storage slot with the admin of the contract. * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1, and is * validated in the constructor. */ bytes32 internal constant _ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103; /** * @dev Emitted when the admin account has changed. */ event AdminChanged(address previousAdmin, address newAdmin); /** * @dev Returns the current admin. */ function _getAdmin() internal view returns (address) { return StorageSlot.getAddressSlot(_ADMIN_SLOT).value; } /** * @dev Stores a new address in the EIP1967 admin slot. */ function _setAdmin(address newAdmin) private { require(newAdmin != address(0), "ERC1967: new admin is the zero address"); StorageSlot.getAddressSlot(_ADMIN_SLOT).value = newAdmin; } /** * @dev Changes the admin of the proxy. * * Emits an {AdminChanged} event. */ function _changeAdmin(address newAdmin) internal { emit AdminChanged(_getAdmin(), newAdmin); _setAdmin(newAdmin); } /** * @dev The storage slot of the UpgradeableBeacon contract which defines the implementation for this proxy. * This is bytes32(uint256(keccak256('eip1967.proxy.beacon')) - 1)) and is validated in the constructor. */ bytes32 internal constant _BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50; /** * @dev Emitted when the beacon is upgraded. */ event BeaconUpgraded(address indexed beacon); /** * @dev Returns the current beacon. */ function _getBeacon() internal view returns (address) { return StorageSlot.getAddressSlot(_BEACON_SLOT).value; } /** * @dev Stores a new beacon in the EIP1967 beacon slot. */ function _setBeacon(address newBeacon) private { require( Address.isContract(newBeacon), "ERC1967: new beacon is not a contract" ); require( Address.isContract(IBeacon(newBeacon).implementation()), "ERC1967: beacon implementation is not a contract" ); StorageSlot.getAddressSlot(_BEACON_SLOT).value = newBeacon; } /** * @dev Perform beacon upgrade with additional setup call. Note: This upgrades the address of the beacon, it does * not upgrade the implementation contained in the beacon (see {UpgradeableBeacon-_setImplementation} for that). * * Emits a {BeaconUpgraded} event. */ function _upgradeBeaconToAndCall( address newBeacon, bytes memory data, bool forceCall ) internal { _setBeacon(newBeacon); emit BeaconUpgraded(newBeacon); if (data.length > 0 || forceCall) { Address.functionDelegateCall(IBeacon(newBeacon).implementation(), data); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (proxy/beacon/IBeacon.sol) pragma solidity ^0.8.0; /** * @dev This is the interface that {BeaconProxy} expects of its beacon. */ interface IBeacon { /** * @dev Must return an address that can be used as a delegate call target. * * {BeaconProxy} will check that this address is a contract. */ function implementation() external view returns (address); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (interfaces/draft-IERC1822.sol) pragma solidity ^0.8.0; /** * @dev ERC1822: Universal Upgradeable Proxy Standard (UUPS) documents a method for upgradeability through a simplified * proxy whose upgrades are fully controlled by the current implementation. */ interface IERC1822Proxiable { /** * @dev Returns the storage slot that the proxiable contract assumes is being used to store the implementation * address. * * IMPORTANT: A proxy pointing at a proxiable contract should not be considered proxiable itself, because this risks * bricking a proxy that upgrades to it, by delegating to itself until out of gas. Thus it is critical that this * function revert if invoked through a proxy. */ function proxiableUUID() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @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 * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 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 v4.4.1 (utils/StorageSlot.sol) pragma solidity ^0.8.0; /** * @dev Library for reading and writing primitive types to specific storage slots. * * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts. * This library helps with reading and writing to such slots without the need for inline assembly. * * The functions in this library return Slot structs that contain a `value` member that can be used to read or write. * * Example usage to set ERC1967 implementation slot: * ``` * contract ERC1967 { * bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; * * function _getImplementation() internal view returns (address) { * return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value; * } * * function _setImplementation(address newImplementation) internal { * require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract"); * StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation; * } * } * ``` * * _Available since v4.1 for `address`, `bool`, `bytes32`, and `uint256`._ */ library StorageSlot { struct AddressSlot { address value; } struct BooleanSlot { bool value; } struct Bytes32Slot { bytes32 value; } struct Uint256Slot { uint256 value; } /** * @dev Returns an `AddressSlot` with member `value` located at `slot`. */ function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) { assembly { r.slot := slot } } /** * @dev Returns an `BooleanSlot` with member `value` located at `slot`. */ function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) { assembly { r.slot := slot } } /** * @dev Returns an `Bytes32Slot` with member `value` located at `slot`. */ function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) { assembly { r.slot := slot } } /** * @dev Returns an `Uint256Slot` with member `value` located at `slot`. */ function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) { assembly { r.slot := slot } } }
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; import "contracts/external/openzeppelin/contracts-upgradeable/proxy/Initializable.sol"; import "contracts/external/chainalysis/ISanctionsList.sol"; import "contracts/sanctions/ISanctionsListClient.sol"; /** * @title SanctionsListClient * @author Ondo Finance * @notice This abstract contract enables inheritors to query whether accounts * are sanctioned or not */ abstract contract SanctionsListClientUpgradeable is Initializable, ISanctionsListClient { // Sanctions list address ISanctionsList public override sanctionsList; /** * @notice Initialize the contract by setting blocklist variable * * @param _sanctionsList Address of the sanctionsList contract * * @dev Function should be called by the inheriting contract on * initialization */ function __SanctionsListClientInitializable_init( address _sanctionsList ) internal onlyInitializing { __SanctionsListClientInitializable_init_unchained(_sanctionsList); } /** * @dev Internal function to future-proof parent linearization. Matches OZ * upgradeable suggestions */ function __SanctionsListClientInitializable_init_unchained( address _sanctionsList ) internal onlyInitializing { _setSanctionsList(_sanctionsList); } /** * @notice Sets the sanctions list address for this client * * @param _sanctionsList The new sanctions list address */ function _setSanctionsList(address _sanctionsList) internal { if (_sanctionsList == address(0)) { revert SanctionsListZeroAddress(); } address oldSanctionsList = address(sanctionsList); sanctionsList = ISanctionsList(_sanctionsList); emit SanctionsListSet(oldSanctionsList, _sanctionsList); } /** * @notice Checks whether an address has been sanctioned * * @param account The account to check */ function _isSanctioned(address account) internal view returns (bool) { return sanctionsList.isSanctioned(account); } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[50] private __gap; }
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; import "contracts/interfaces/IAllowlist.sol"; import "contracts/interfaces/IAllowlistClient.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/proxy/Initializable.sol"; /** * @title AllowlistClientInitializable * @author Ondo Finance * @notice This abstract contract manages state required for clients * of the allowlist */ abstract contract AllowlistClientUpgradeable is Initializable, IAllowlistClient { // allowlist address IAllowlist public override allowlist; /** * @notice Initialize the contract by setting allowlist variable * * @param _allowlist Address of the allowlist contract * * @dev Function should be called by the inheriting contract on * initialization */ function __AllowlistClientInitializable_init( address _allowlist ) internal onlyInitializing { __AllowlistClientInitializable_init_unchained(_allowlist); } /** * @dev Internal function to future-proof parent linearization. Matches OZ * upgradeable suggestions */ function __AllowlistClientInitializable_init_unchained( address _allowlist ) internal onlyInitializing { _setAllowlist(_allowlist); } /** * @notice Sets the allowlist address for this client * * @param _allowlist The new allowlist address */ function _setAllowlist(address _allowlist) internal { if (_allowlist == address(0)) { revert AllowlistZeroAddress(); } address oldAllowlist = address(allowlist); allowlist = IAllowlist(_allowlist); emit AllowlistSet(oldAllowlist, _allowlist); } /** * @notice Checks whether an address has been Blocked * * @param account The account to check */ function _isAllowed(address account) internal view returns (bool) { return allowlist.isAllowed(account); } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[50] private __gap; }
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; interface IRWADynamicOracle { /// @notice Retrieve RWA price data function getPrice() external view returns (uint256); }
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ import "contracts/external/openzeppelin/contracts/token/IERC20.sol"; pragma solidity 0.8.16; // latest available for using OZ interface IUSDY is IERC20 { function getPooledCashByShares(uint256) external view returns (uint256); function getSharesByPooledCash(uint256) external view returns (uint256); }
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; import "contracts/interfaces/IBlocklist.sol"; import "contracts/interfaces/IBlocklistClient.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/proxy/Initializable.sol"; /** * @title BlocklistClient * @author Ondo Finance * @notice This abstract contract manages state for upgradeable blocklist * clients */ abstract contract BlocklistClientUpgradeable is Initializable, IBlocklistClient { // Blocklist contract IBlocklist public override blocklist; /** * @notice Initialize the contract by setting blocklist variable * * @param _blocklist Address of the blocklist contract * * @dev Function should be called by the inheriting contract on * initialization */ function __BlocklistClientInitializable_init( address _blocklist ) internal onlyInitializing { __BlocklistClientInitializable_init_unchained(_blocklist); } /** * @dev Internal function to future-proof parent linearization. Matches OZ * upgradeable suggestions */ function __BlocklistClientInitializable_init_unchained( address _blocklist ) internal onlyInitializing { _setBlocklist(_blocklist); } /** * @notice Sets the blocklist address for this client * * @param _blocklist The new blocklist address */ function _setBlocklist(address _blocklist) internal { if (_blocklist == address(0)) { revert BlocklistZeroAddress(); } address oldBlocklist = address(blocklist); blocklist = IBlocklist(_blocklist); emit BlocklistSet(oldBlocklist, _blocklist); } /** * @notice Checks whether an address has been blocked * * @param account The account to check */ function _isBlocked(address account) internal view returns (bool) { return blocklist.isBlocked(account); } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[50] private __gap; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (proxy/utils/Initializable.sol) pragma solidity ^0.8.2; import "contracts/external/openzeppelin/contracts-upgradeable/utils/AddressUpgradeable.sol"; /** * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed * behind a proxy. Since proxied contracts do not make use of a constructor, it's common to move constructor logic to an * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect. * * The initialization functions use a version number. Once a version number is used, it is consumed and cannot be * reused. This mechanism prevents re-execution of each "step" but allows the creation of new initialization steps in * case an upgrade adds a module that needs to be initialized. * * For example: * * [.hljs-theme-light.nopadding] * ``` * contract MyToken is ERC20Upgradeable { * function initialize() initializer public { * __ERC20_init("MyToken", "MTK"); * } * } * contract MyTokenV2 is MyToken, ERC20PermitUpgradeable { * function initializeV2() reinitializer(2) public { * __ERC20Permit_init("MyToken"); * } * } * ``` * * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as * possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}. * * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity. * * [CAUTION] * ==== * Avoid leaving a contract uninitialized. * * An uninitialized contract can be taken over by an attacker. This applies to both a proxy and its implementation * contract, which may impact the proxy. To prevent the implementation contract from being used, you should invoke * the {_disableInitializers} function in the constructor to automatically lock it when it is deployed: * * [.hljs-theme-light.nopadding] * ``` * /// @custom:oz-upgrades-unsafe-allow constructor * constructor() { * _disableInitializers(); * } * ``` * ==== */ abstract contract Initializable { /** * @dev Indicates that the contract has been initialized. * @custom:oz-retyped-from bool */ uint8 private _initialized; /** * @dev Indicates that the contract is in the process of being initialized. */ bool private _initializing; /** * @dev Triggered when the contract has been initialized or reinitialized. */ event Initialized(uint8 version); /** * @dev A modifier that defines a protected initializer function that can be invoked at most once. In its scope, * `onlyInitializing` functions can be used to initialize parent contracts. Equivalent to `reinitializer(1)`. */ modifier initializer() { bool isTopLevelCall = !_initializing; require( (isTopLevelCall && _initialized < 1) || (!AddressUpgradeable.isContract(address(this)) && _initialized == 1), "Initializable: contract is already initialized" ); _initialized = 1; if (isTopLevelCall) { _initializing = true; } _; if (isTopLevelCall) { _initializing = false; emit Initialized(1); } } /** * @dev A modifier that defines a protected reinitializer function that can be invoked at most once, and only if the * contract hasn't been initialized to a greater version before. In its scope, `onlyInitializing` functions can be * used to initialize parent contracts. * * `initializer` is equivalent to `reinitializer(1)`, so a reinitializer may be used after the original * initialization step. This is essential to configure modules that are added through upgrades and that require * initialization. * * Note that versions can jump in increments greater than 1; this implies that if multiple reinitializers coexist in * a contract, executing them in the right order is up to the developer or operator. */ modifier reinitializer(uint8 version) { require( !_initializing && _initialized < version, "Initializable: contract is already initialized" ); _initialized = version; _initializing = true; _; _initializing = false; emit Initialized(version); } /** * @dev Modifier to protect an initialization function so that it can only be invoked by functions with the * {initializer} and {reinitializer} modifiers, directly or indirectly. */ modifier onlyInitializing() { require(_initializing, "Initializable: contract is not initializing"); _; } /** * @dev Locks the contract, preventing any future reinitialization. This cannot be part of an initializer call. * Calling this in the constructor of a contract will prevent that contract from being initialized or reinitialized * to any version. It is recommended to use this to lock implementation contracts that are designed to be called * through proxies. */ function _disableInitializers() internal virtual { require(!_initializing, "Initializable: contract is initializing"); if (_initialized < type(uint8).max) { _initialized = type(uint8).max; emit Initialized(type(uint8).max); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (security/Pausable.sol) pragma solidity ^0.8.0; import "contracts/external/openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/proxy/Initializable.sol"; /** * @dev Contract module which allows children to implement an emergency stop * mechanism that can be triggered by an authorized account. * * This module is used through inheritance. It will make available the * modifiers `whenNotPaused` and `whenPaused`, which can be applied to * the functions of your contract. Note that they will not be pausable by * simply including this module, only once the modifiers are put in place. */ abstract contract PausableUpgradeable is Initializable, ContextUpgradeable { /** * @dev Emitted when the pause is triggered by `account`. */ event Paused(address account); /** * @dev Emitted when the pause is lifted by `account`. */ event Unpaused(address account); bool private _paused; /** * @dev Initializes the contract in unpaused state. */ function __Pausable_init() internal onlyInitializing { __Pausable_init_unchained(); } function __Pausable_init_unchained() internal onlyInitializing { _paused = false; } /** * @dev Modifier to make a function callable only when the contract is not paused. * * Requirements: * * - The contract must not be paused. */ modifier whenNotPaused() { _requireNotPaused(); _; } /** * @dev Modifier to make a function callable only when the contract is paused. * * Requirements: * * - The contract must be paused. */ modifier whenPaused() { _requirePaused(); _; } /** * @dev Returns true if the contract is paused, and false otherwise. */ function paused() public view virtual returns (bool) { return _paused; } /** * @dev Throws if the contract is paused. */ function _requireNotPaused() internal view virtual { require(!paused(), "Pausable: paused"); } /** * @dev Throws if the contract is not paused. */ function _requirePaused() internal view virtual { require(paused(), "Pausable: not paused"); } /** * @dev Triggers stopped state. * * Requirements: * * - The contract must not be paused. */ function _pause() internal virtual whenNotPaused { _paused = true; emit Paused(_msgSender()); } /** * @dev Returns to normal state. * * Requirements: * * - The contract must be paused. */ function _unpause() internal virtual whenPaused { _paused = false; emit Unpaused(_msgSender()); } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[49] private __gap; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; import "contracts/external/openzeppelin/contracts-upgradeable/proxy/Initializable.sol"; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract ContextUpgradeable is Initializable { function __Context_init() internal onlyInitializing {} function __Context_init_unchained() internal onlyInitializing {} function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[50] private __gap; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20Upgradeable { /** * @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); /** * @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 `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, 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 `from` to `to` 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 from, address to, uint256 amount ) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (access/AccessControlEnumerable.sol) pragma solidity ^0.8.0; import "contracts/external/openzeppelin/contracts-upgradeable/access/IAccessControlEnumerableUpgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/utils/EnumerableSetUpgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/proxy/Initializable.sol"; /** * @dev Extension of {AccessControl} that allows enumerating the members of each role. */ abstract contract AccessControlEnumerableUpgradeable is Initializable, IAccessControlEnumerableUpgradeable, AccessControlUpgradeable { function __AccessControlEnumerable_init() internal onlyInitializing {} function __AccessControlEnumerable_init_unchained() internal onlyInitializing {} using EnumerableSetUpgradeable for EnumerableSetUpgradeable.AddressSet; mapping(bytes32 => EnumerableSetUpgradeable.AddressSet) private _roleMembers; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IAccessControlEnumerableUpgradeable).interfaceId || super.supportsInterface(interfaceId); } /** * @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) public view virtual override returns (address) { return _roleMembers[role].at(index); } /** * @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) public view virtual override returns (uint256) { return _roleMembers[role].length(); } /** * @dev Overload {_grantRole} to track enumerable memberships */ function _grantRole(bytes32 role, address account) internal virtual override { super._grantRole(role, account); _roleMembers[role].add(account); } /** * @dev Overload {_revokeRole} to track enumerable memberships */ function _revokeRole(bytes32 role, address account) internal virtual override { super._revokeRole(role, account); _roleMembers[role].remove(account); } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[49] private __gap; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol) pragma solidity ^0.8.0; import "contracts/external/openzeppelin/contracts-upgradeable/token/ERC20/IERC20Upgradeable.sol"; /** * @dev Interface for the optional metadata functions from the ERC20 standard. * * _Available since v4.1._ */ interface IERC20MetadataUpgradeable is IERC20Upgradeable { /** * @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: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; import "contracts/external/chainalysis/ISanctionsList.sol"; /** * @title ISanctionsListClient * @author Ondo Finance * @notice The client interface for sanctions contract. */ interface ISanctionsListClient { /// @notice Returns reference to the sanctions list that this client queries function sanctionsList() external view returns (ISanctionsList); /// @notice Sets the sanctions list reference function setSanctionsList(address sanctionsList) external; /// @notice Error for when caller attempts to set the `sanctionsList` /// reference to the zero address error SanctionsListZeroAddress(); /// @notice Error for when caller attempts to perform an action on a /// sanctioned account error SanctionedAccount(); /** * @dev Event for when the sanctions list reference is set * * @param oldSanctionsList The old list * @param newSanctionsList The new list */ event SanctionsListSet(address oldSanctionsList, address newSanctionsList); }
/// SPDX-License-Identifier: UNLICENSED pragma solidity 0.8.16; interface ISanctionsList { function isSanctioned(address addr) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library AddressUpgradeable { /** * @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 * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 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 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 /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; interface IAllowlist { function addTerm(string calldata term) external; function setCurrentTermIndex(uint256 _currentTermIndex) external; function setValidTermIndexes(uint256[] calldata indexes) external; function isAllowed(address account) external view returns (bool); function getCurrentTerm() external view returns (string memory); function currentTermIndex() external view returns (uint256); function getValidTermIndexes() external view returns (uint256[] memory); function addAccountToAllowlist( uint256 _currentTermIndex, address account, uint8 v, bytes32 r, bytes32 s ) external; function addSelfToAllowlist(uint256 termIndex) external; function setAccountStatus( address account, uint256 termIndex, bool status ) external; /** * @notice Event emitted when a term is added * * @param hashedMessage The hash of the terms string that was added * @param termIndex The index of the term that was added */ event TermAdded(bytes32 hashedMessage, uint256 termIndex); /** * @notice Event emitted when the current term index is set * * @param oldIndex The old current term index * @param newIndex The new current term index */ event CurrentTermIndexSet(uint256 oldIndex, uint256 newIndex); /** * @notice Event emitted when the valid term indexes are set * * @param oldIndexes The old valid term indexes * @param newIndexes The new valid term indexes */ event ValidTermIndexesSet(uint256[] oldIndexes, uint256[] newIndexes); /** * @notice Event emitted when an accoun status is set by an admin * * @param account The account whose status was set * @param termIndex The term index of the account whose status that was set * @param status The new status of the account */ event AccountStatusSetByAdmin( address indexed account, uint256 indexed termIndex, bool status ); /** * @notice Event emitted when an account adds itself added to the allowlist * * @param account The account that was added * @param termIndex The term index for which the account was added */ event AccountAddedSelf(address indexed account, uint256 indexed termIndex); /** * @notice Event emitted when an account is added to the allowlist by a signature * * @param account The account that was added * @param termIndex The term index for which the account was added * @param v The v value of the signature * @param r The r value of the signature * @param s The s value of the signature */ event AccountAddedFromSignature( address indexed account, uint256 indexed termIndex, uint8 v, bytes32 r, bytes32 s ); /** * @notice Event emitted when an account status is set * * @param account The account whose status was set * @param termIndex The term index of the account whose status was set * @param status The new status of the account */ event AccountStatusSet( address indexed account, uint256 indexed termIndex, bool status ); /// ERRORS /// error InvalidTermIndex(); error InvalidVSignature(); error AlreadyVerified(); error InvalidSigner(); }
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; import "contracts/interfaces/IAllowlist.sol"; /** * @title IAllowlistClient * @author Ondo Finance * @notice The client interface for Ondo's Allowlist contract. */ interface IAllowlistClient { /// @notice Returns reference to the allowlist that this client queries function allowlist() external view returns (IAllowlist); /// @notice Sets the allowlist contract reference function setAllowlist(address allowlist) external; /** * @dev Event for when the allowlist reference is set * * @param oldAllowlist The old allowlist * @param newAllowlist The new allowlist */ event AllowlistSet(address oldAllowlist, address newAllowlist); /// @notice Error for when caller attempts to set the allowlist reference /// to the zero address. error AllowlistZeroAddress(); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (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 `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, 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 `from` to `to` 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 from, address to, 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: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; interface IBlocklist { function addToBlocklist(address[] calldata accounts) external; function removeFromBlocklist(address[] calldata accounts) external; function isBlocked(address account) external view returns (bool); /** * @notice Event emitted when addresses are added to the blocklist * * @param accounts The addresses that were added to the blocklist */ event BlockedAddressesAdded(address[] accounts); /** * @notice Event emitted when addresses are removed from the blocklist * * @param accounts The addresses that were removed from the blocklist */ event BlockedAddressesRemoved(address[] accounts); }
/**SPDX-License-Identifier: BUSL-1.1 ▄▄█████████▄ ╓██▀└ ,╓▄▄▄, '▀██▄ ██▀ ▄██▀▀╙╙▀▀██▄ └██µ ,, ,, , ,,, ,,, ██ ,██¬ ▄████▄ ▀█▄ ╙█▄ ▄███▀▀███▄ ███▄ ██ ███▀▀▀███▄ ▄███▀▀███, ██ ██ ╒█▀' ╙█▌ ╙█▌ ██ ▐██ ███ █████, ██ ██▌ └██▌ ██▌ └██▌ ██ ▐█▌ ██ ╟█ █▌ ╟█ ██▌ ▐██ ██ └███ ██ ██▌ ╟██ j██ ╟██ ╟█ ██ ╙██ ▄█▀ ▐█▌ ██ ╙██ ██▌ ██ ╙████ ██▌ ▄██▀ ██▌ ,██▀ ██ "██, ╙▀▀███████████⌐ ╙████████▀ ██ ╙██ ███████▀▀ ╙███████▀` ██▄ ╙▀██▄▄▄▄▄,,, ¬─ '─¬ ╙▀██▄ '╙╙╙▀▀▀▀▀▀▀▀ ╙▀▀██████R⌐ */ pragma solidity 0.8.16; import "contracts/interfaces/IBlocklist.sol"; /** * @title IBlocklistClient * @author Ondo Finance * @notice The client interface for the Blocklist contract. */ interface IBlocklistClient { /// @notice Returns reference to the blocklist that this client queries function blocklist() external view returns (IBlocklist); /// @notice Sets the blocklist reference function setBlocklist(address registry) external; /// @notice Error for when caller attempts to set the blocklist reference /// to the zero address error BlocklistZeroAddress(); /// @notice Error for when caller attempts to perform action on a blocked /// account error BlockedAccount(); /** * @dev Event for when the blocklist reference is set * * @param oldBlocklist The old blocklist * @param newBlocklist The new blocklist */ event BlocklistSet(address oldBlocklist, address newBlocklist); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (access/IAccessControlEnumerable.sol) pragma solidity ^0.8.0; import "./IAccessControlUpgradeable.sol"; /** * @dev External interface of AccessControlEnumerable declared to support ERC165 detection. */ interface IAccessControlEnumerableUpgradeable is IAccessControlUpgradeable { /** * @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 (last updated v4.7.0) (access/AccessControl.sol) pragma solidity ^0.8.0; import "contracts/external/openzeppelin/contracts-upgradeable/access/IAccessControlUpgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/utils/StringsUpgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/utils/ERC165Upgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/proxy/Initializable.sol"; /** * @dev Contract module that allows children to implement role-based access * control mechanisms. This is a lightweight version that doesn't allow enumerating role * members except through off-chain means by accessing the contract event logs. Some * applications may benefit from on-chain enumerability, for those cases see * {AccessControlEnumerable}. * * Roles are referred to by their `bytes32` identifier. These should be exposed * in the external API and be unique. The best way to achieve this is by * using `public constant` hash digests: * * ``` * bytes32 public constant MY_ROLE = keccak256("MY_ROLE"); * ``` * * Roles can be used to represent a set of permissions. To restrict access to a * function call, use {hasRole}: * * ``` * function foo() public { * require(hasRole(MY_ROLE, msg.sender)); * ... * } * ``` * * Roles can be granted and revoked dynamically via the {grantRole} and * {revokeRole} functions. Each role has an associated admin role, and only * accounts that have a role's admin role can call {grantRole} and {revokeRole}. * * By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means * that only accounts with this role will be able to grant or revoke other * roles. More complex role relationships can be created by using * {_setRoleAdmin}. * * WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to * grant and revoke this role. Extra precautions should be taken to secure * accounts that have been granted it. */ abstract contract AccessControlUpgradeable is Initializable, ContextUpgradeable, IAccessControlUpgradeable, ERC165Upgradeable { function __AccessControl_init() internal onlyInitializing {} function __AccessControl_init_unchained() internal onlyInitializing {} struct RoleData { mapping(address => bool) members; bytes32 adminRole; } mapping(bytes32 => RoleData) private _roles; bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00; /** * @dev Modifier that checks that an account has a specific role. Reverts * with a standardized message including the required role. * * The format of the revert reason is given by the following regular expression: * * /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/ * * _Available since v4.1._ */ modifier onlyRole(bytes32 role) { _checkRole(role); _; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IAccessControlUpgradeable).interfaceId || super.supportsInterface(interfaceId); } /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole(bytes32 role, address account) public view virtual override returns (bool) { return _roles[role].members[account]; } /** * @dev Revert with a standard message if `_msgSender()` is missing `role`. * Overriding this function changes the behavior of the {onlyRole} modifier. * * Format of the revert message is described in {_checkRole}. * * _Available since v4.6._ */ function _checkRole(bytes32 role) internal view virtual { _checkRole(role, _msgSender()); } /** * @dev Revert with a standard message if `account` is missing `role`. * * The format of the revert reason is given by the following regular expression: * * /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/ */ function _checkRole(bytes32 role, address account) internal view virtual { if (!hasRole(role, account)) { revert( string( abi.encodePacked( "AccessControl: account ", StringsUpgradeable.toHexString(uint160(account), 20), " is missing role ", StringsUpgradeable.toHexString(uint256(role), 32) ) ) ); } } /** * @dev Returns the admin role that controls `role`. See {grantRole} and * {revokeRole}. * * To change a role's admin, use {_setRoleAdmin}. */ function getRoleAdmin(bytes32 role) public view virtual override returns (bytes32) { return _roles[role].adminRole; } /** * @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. * * May emit a {RoleGranted} event. */ function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) { _grantRole(role, account); } /** * @dev Revokes `role` from `account`. * * If `account` had been granted `role`, emits a {RoleRevoked} event. * * Requirements: * * - the caller must have ``role``'s admin role. * * May emit a {RoleRevoked} event. */ function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) { _revokeRole(role, account); } /** * @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 revoked `role`, emits a {RoleRevoked} * event. * * Requirements: * * - the caller must be `account`. * * May emit a {RoleRevoked} event. */ function renounceRole(bytes32 role, address account) public virtual override { require( account == _msgSender(), "AccessControl: can only renounce roles for self" ); _revokeRole(role, account); } /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. Note that unlike {grantRole}, this function doesn't perform any * checks on the calling account. * * May emit a {RoleGranted} event. * * [WARNING] * ==== * This function should only be called from the constructor when setting * up the initial roles for the system. * * Using this function in any other way is effectively circumventing the admin * system imposed by {AccessControl}. * ==== * * NOTE: This function is deprecated in favor of {_grantRole}. */ function _setupRole(bytes32 role, address account) internal virtual { _grantRole(role, account); } /** * @dev Sets `adminRole` as ``role``'s admin role. * * Emits a {RoleAdminChanged} event. */ function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual { bytes32 previousAdminRole = getRoleAdmin(role); _roles[role].adminRole = adminRole; emit RoleAdminChanged(role, previousAdminRole, adminRole); } /** * @dev Grants `role` to `account`. * * Internal function without access restriction. * * May emit a {RoleGranted} event. */ function _grantRole(bytes32 role, address account) internal virtual { if (!hasRole(role, account)) { _roles[role].members[account] = true; emit RoleGranted(role, account, _msgSender()); } } /** * @dev Revokes `role` from `account`. * * Internal function without access restriction. * * May emit a {RoleRevoked} event. */ function _revokeRole(bytes32 role, address account) internal virtual { if (hasRole(role, account)) { _roles[role].members[account] = false; emit RoleRevoked(role, account, _msgSender()); } } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[49] private __gap; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/structs/EnumerableSet.sol) pragma solidity ^0.8.0; /** * @dev Library for managing * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive * types. * * Sets have the following properties: * * - Elements are added, removed, and checked for existence in constant time * (O(1)). * - Elements are enumerated in O(n). No guarantees are made on the ordering. * * ``` * contract Example { * // Add the library methods * using EnumerableSet for EnumerableSet.AddressSet; * * // Declare a set state variable * EnumerableSet.AddressSet private mySet; * } * ``` * * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`) * and `uint256` (`UintSet`) are supported. * * [WARNING] * ==== * Trying to delete such a structure from storage will likely result in data corruption, rendering the structure unusable. * See https://github.com/ethereum/solidity/pull/11843[ethereum/solidity#11843] for more info. * * In order to clean an EnumerableSet, you can either remove all elements one by one or create a fresh instance using an array of EnumerableSet. * ==== */ library EnumerableSetUpgradeable { // To implement this library for multiple types with as little code // repetition as possible, we write it in terms of a generic Set type with // bytes32 values. // The Set implementation uses private functions, and user-facing // implementations (such as AddressSet) are just wrappers around the // underlying Set. // This means that we can only create new EnumerableSets for types that fit // in bytes32. struct Set { // Storage of set values bytes32[] _values; // Position of the value in the `values` array, plus 1 because index 0 // means a value is not in the set. mapping(bytes32 => uint256) _indexes; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function _add(Set storage set, bytes32 value) private returns (bool) { if (!_contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._indexes[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function _remove(Set storage set, bytes32 value) private returns (bool) { // We read and store the value's index to prevent multiple reads from the same storage slot uint256 valueIndex = set._indexes[value]; if (valueIndex != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 toDeleteIndex = valueIndex - 1; uint256 lastIndex = set._values.length - 1; if (lastIndex != toDeleteIndex) { bytes32 lastValue = set._values[lastIndex]; // Move the last value to the index where the value to delete is set._values[toDeleteIndex] = lastValue; // Update the index for the moved value set._indexes[lastValue] = valueIndex; // Replace lastValue's index to valueIndex } // Delete the slot where the moved value was stored set._values.pop(); // Delete the index for the deleted slot delete set._indexes[value]; return true; } else { return false; } } /** * @dev Returns true if the value is in the set. O(1). */ function _contains(Set storage set, bytes32 value) private view returns (bool) { return set._indexes[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function _length(Set storage set) private view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function _at(Set storage set, uint256 index) private view returns (bytes32) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function _values(Set storage set) private view returns (bytes32[] memory) { return set._values; } // Bytes32Set struct Bytes32Set { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _add(set._inner, value); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _remove(set._inner, value); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) { return _contains(set._inner, value); } /** * @dev Returns the number of values in the set. O(1). */ function length(Bytes32Set storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) { return _at(set._inner, index); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(Bytes32Set storage set) internal view returns (bytes32[] memory) { return _values(set._inner); } // AddressSet struct AddressSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(AddressSet storage set, address value) internal returns (bool) { return _add(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(AddressSet storage set, address value) internal returns (bool) { return _remove(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(AddressSet storage set, address value) internal view returns (bool) { return _contains(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns the number of values in the set. O(1). */ function length(AddressSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(AddressSet storage set, uint256 index) internal view returns (address) { return address(uint160(uint256(_at(set._inner, index)))); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(AddressSet storage set) internal view returns (address[] memory) { bytes32[] memory store = _values(set._inner); address[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // UintSet struct UintSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(UintSet storage set, uint256 value) internal returns (bool) { return _add(set._inner, bytes32(value)); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(UintSet storage set, uint256 value) internal returns (bool) { return _remove(set._inner, bytes32(value)); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(UintSet storage set, uint256 value) internal view returns (bool) { return _contains(set._inner, bytes32(value)); } /** * @dev Returns the number of values on the set. O(1). */ function length(UintSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(UintSet storage set, uint256 index) internal view returns (uint256) { return uint256(_at(set._inner, index)); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(UintSet storage set) internal view returns (uint256[] memory) { bytes32[] memory store = _values(set._inner); uint256[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (access/IAccessControl.sol) pragma solidity ^0.8.0; /** * @dev External interface of AccessControl declared to support ERC165 detection. */ interface IAccessControlUpgradeable { /** * @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 (last updated v4.7.0) (utils/Strings.sol) pragma solidity ^0.8.0; /** * @dev String operations. */ library StringsUpgradeable { bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { // Inspired by OraclizeAPI's implementation - MIT licence // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol if (value == 0) { return "0"; } uint256 temp = value; uint256 digits; while (temp != 0) { digits++; temp /= 10; } bytes memory buffer = new bytes(digits); while (value != 0) { digits -= 1; buffer[digits] = bytes1(uint8(48 + uint256(value % 10))); value /= 10; } return string(buffer); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { if (value == 0) { return "0x00"; } uint256 temp = value; uint256 length = 0; while (temp != 0) { length++; temp >>= 8; } return toHexString(value, length); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _HEX_SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "contracts/external/openzeppelin/contracts-upgradeable/utils/IERC165Upgradeable.sol"; import "contracts/external/openzeppelin/contracts-upgradeable/proxy/Initializable.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 ERC165Upgradeable is Initializable, IERC165Upgradeable { function __ERC165_init() internal onlyInitializing {} function __ERC165_init_unchained() internal onlyInitializing {} /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165Upgradeable).interfaceId; } /** * @dev This empty reserved space is put in place to allow future versions to add new * variables without shifting down storage in the inheritance chain. * See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps */ uint256[50] private __gap; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (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 IERC165Upgradeable { /** * @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 // OpenZeppelin Contracts v4.4.1 (access/Ownable.sol) pragma solidity ^0.8.0; import "contracts/external/openzeppelin/contracts/utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred( address indexed previousOwner, address indexed newOwner ); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { require(owner() == _msgSender(), "Ownable: caller is not the owner"); _; } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
{ "optimizer": { "enabled": true, "runs": 100 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "metadata": { "useLiteralContent": true }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"_guardian","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"proxy","type":"address"},{"indexed":false,"internalType":"address","name":"proxyAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"implementation","type":"address"},{"indexed":false,"internalType":"string","name":"name","type":"string"},{"indexed":false,"internalType":"string","name":"ticker","type":"string"}],"name":"rUSDYDeployed","type":"event"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"blocklist","type":"address"},{"internalType":"address","name":"allowlist","type":"address"},{"internalType":"address","name":"sanctionsList","type":"address"},{"internalType":"address","name":"usdy","type":"address"},{"internalType":"address","name":"oracle","type":"address"}],"name":"deployrUSDY","outputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"target","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"},{"internalType":"uint256","name":"value","type":"uint256"}],"internalType":"struct IMulticall.ExCallData[]","name":"exCallData","type":"tuple[]"}],"name":"multiexcall","outputs":[{"internalType":"bytes[]","name":"results","type":"bytes[]"}],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"rUSDYImplementation","outputs":[{"internalType":"contract rUSDY","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"rUSDYProxy","outputs":[{"internalType":"contract TokenProxy","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"rUSDYProxyAdmin","outputs":[{"internalType":"contract ProxyAdmin","name":"","type":"address"}],"stateMutability":"view","type":"function"}]
Contract Creation Code
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000043997c583ed206770754aa63cc4ef0d326720862
-----Decoded View---------------
Arg [0] : _guardian (address): 0x43997C583ed206770754aa63CC4eF0d326720862
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 00000000000000000000000043997c583ed206770754aa63cc4ef0d326720862
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Multichain Portfolio | 27 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.