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Latest 25 from a total of 753 transactions
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Swap To USDV And... | 19957676 | 100 days ago | IN | 0.00023682 ETH | 0.00199239 | ||||
Swap To USDV And... | 19934192 | 103 days ago | IN | 0.00023648 ETH | 0.00578789 | ||||
Swap To USDV And... | 19919582 | 105 days ago | IN | 0.00030564 ETH | 0.01139218 | ||||
Swap To USDV And... | 19914707 | 106 days ago | IN | 0.00025124 ETH | 0.00804786 | ||||
Swap To USDV And... | 19874246 | 112 days ago | IN | 0.00037439 ETH | 0.00401638 | ||||
Swap To USDV And... | 19828030 | 118 days ago | IN | 0.0003048 ETH | 0.00254311 | ||||
Swap To USDV And... | 19825697 | 118 days ago | IN | 0.00036695 ETH | 0.0032058 | ||||
Swap To USDV And... | 19795321 | 123 days ago | IN | 0.00031864 ETH | 0.00284763 | ||||
Swap To USDV And... | 19773575 | 126 days ago | IN | 0.00036519 ETH | 0.0030009 | ||||
Swap To USDV And... | 19769144 | 126 days ago | IN | 0.00031355 ETH | 0.00799485 | ||||
Swap To USDV And... | 19763528 | 127 days ago | IN | 0.00029323 ETH | 0.00334288 | ||||
Swap To USDV And... | 19734597 | 131 days ago | IN | 0.00028297 ETH | 0.00429954 | ||||
Swap To USDV And... | 19733692 | 131 days ago | IN | 0.00028736 ETH | 0.0170158 | ||||
Swap To USDV And... | 19728408 | 132 days ago | IN | 0.0002832 ETH | 0.00373045 | ||||
Swap To USDV And... | 19724879 | 132 days ago | IN | 0.00344237 ETH | 0.00715497 | ||||
Swap To USDV And... | 19719739 | 133 days ago | IN | 0.00039852 ETH | 0.00654161 | ||||
Swap To USDV And... | 19707070 | 135 days ago | IN | 0.00030123 ETH | 0.00306757 | ||||
Swap To USDV And... | 19703416 | 135 days ago | IN | 0.00030134 ETH | 0.00407563 | ||||
Swap To USDV And... | 19684576 | 138 days ago | IN | 0.00036323 ETH | 0.00456751 | ||||
Swap To USDV And... | 19675443 | 139 days ago | IN | 0.00036323 ETH | 0.01761731 | ||||
Swap To USDV And... | 19656369 | 142 days ago | IN | 0.00029995 ETH | 0.00475845 | ||||
Swap To USDV And... | 19653928 | 142 days ago | IN | 0.00040392 ETH | 0.00666151 | ||||
Swap To USDV And... | 19648414 | 143 days ago | IN | 0.0003182 ETH | 0.01059591 | ||||
Swap To USDV And... | 19646642 | 143 days ago | IN | 0.0002776 ETH | 0.00482028 | ||||
Swap To USDV And... | 19645198 | 144 days ago | IN | 0.00027788 ETH | 0.00513236 |
Latest 25 internal transactions (View All)
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Parent Transaction Hash | Block | From | To | |||
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19957676 | 100 days ago | 0.00023682 ETH | ||||
19934192 | 103 days ago | 0.00023648 ETH | ||||
19919582 | 105 days ago | 0.00030564 ETH | ||||
19914707 | 106 days ago | 0.00025124 ETH | ||||
19874246 | 112 days ago | 0.00037439 ETH | ||||
19828030 | 118 days ago | 0.0003048 ETH | ||||
19825697 | 118 days ago | 0.00036695 ETH | ||||
19795321 | 123 days ago | 0.00031864 ETH | ||||
19773575 | 126 days ago | 0.00036519 ETH | ||||
19769144 | 126 days ago | 0.00031355 ETH | ||||
19763528 | 127 days ago | 0.00029323 ETH | ||||
19734597 | 131 days ago | 0.00028297 ETH | ||||
19733692 | 131 days ago | 0.00028736 ETH | ||||
19728408 | 132 days ago | 0.0002832 ETH | ||||
19724879 | 132 days ago | 0.00344237 ETH | ||||
19719739 | 133 days ago | 0.00039852 ETH | ||||
19707070 | 135 days ago | 0.00030123 ETH | ||||
19703416 | 135 days ago | 0.00030134 ETH | ||||
19684576 | 138 days ago | 0.00036323 ETH | ||||
19675443 | 139 days ago | 0.00036323 ETH | ||||
19656369 | 142 days ago | 0.00029995 ETH | ||||
19653928 | 142 days ago | 0.00040392 ETH | ||||
19648414 | 143 days ago | 0.0003182 ETH | ||||
19646642 | 143 days ago | 0.0002776 ETH | ||||
19645198 | 144 days ago | 0.00027788 ETH |
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Contract Name:
MinterProxy
Compiler Version
v0.8.19+commit.7dd6d404
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: LZBL-1.1 // Copyright 2023 LayerZero Labs Ltd. // You may obtain a copy of the License at // https://github.com/LayerZero-Labs/license/blob/main/LICENSE-LZBL-1.1 pragma solidity 0.8.19; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/utils/structs/EnumerableSet.sol"; import "./interfaces/IMinterProxy.sol"; import "./interfaces/IToSTBTLp.sol"; import "./interfaces/IMinter.sol"; import "../../usdv/interfaces/IUSDV.sol"; /// @dev assume that any from/to tokens do not have transfer fee contract MinterProxy is IMinterProxy, Ownable { using SafeERC20 for IERC20; using EnumerableSet for EnumerableSet.UintSet; address public immutable usdv; EnumerableSet.UintSet private minterCodeHashes; mapping(uint32 color => address minter) public colorToMinter; mapping(address minter => uint32 color) public minterToColor; address public toSTBTLp; constructor(address _usdv) { usdv = _usdv; } // ------------------ onlyOwner ------------------ function addMinterCodeHash(uint _hash) external onlyOwner { if (minterCodeHashes.contains(_hash)) revert HashExists(); minterCodeHashes.add(_hash); emit AddedMinterCodeHash(_hash); } function removeMinterCodeHash(uint _hash) external onlyOwner { if (!minterCodeHashes.contains(_hash)) revert HashNotExists(); minterCodeHashes.remove(_hash); emit RemovedMinterCodeHash(_hash); } function registerMinter(address _minter) external onlyOwner { _validateMinterCode(_minter); IMinter minter = IMinter(_minter); if (minter.minterProxy() != address(this)) revert InvalidMinter(); uint32 color = minter.color(); if (minterToColor[_minter] != 0 || colorToMinter[color] != address(0)) revert MinterAlreadyRegistered(); minterToColor[_minter] = color; colorToMinter[color] = _minter; emit RegisteredMinter(_minter, color); } function unregisterMinter(address _minter) external onlyOwner { uint32 color = minterToColor[_minter]; if (color == 0) revert MinterNotRegistered(color); colorToMinter[color] = address(0); minterToColor[_minter] = 0; emit UnregisteredMinter(_minter, color); } function setToSTBTLp(address _toSTBTLp) external onlyOwner { toSTBTLp = _toSTBTLp; emit SetToSTBTLp(_toSTBTLp); } // ------------------ external ------------------ function swapToUSDV( IMinter.SwapParam calldata _param, address _usdvReceiver, uint32 _mintColor ) external returns (uint usdvOut) { address minter = _getMinterFromColor(_mintColor); IERC20(_param.fromToken).safeTransferFrom(msg.sender, minter, _param.fromTokenAmount); usdvOut = IMinter(minter).swapToUSDV(msg.sender, toSTBTLp, _param, _usdvReceiver); } function swapToUSDVAndSend( IMinter.SwapParam calldata _param, bytes32 _usdvReceiver, uint32 _dstEid, bytes calldata _extraOptions, MessagingFee calldata _msgFee, address payable _refundAddress, uint32 _mintColor ) external payable returns (uint usdvOut) { address minter = _getMinterFromColor(_mintColor); IERC20(_param.fromToken).safeTransferFrom(msg.sender, minter, _param.fromTokenAmount); usdvOut = IMinter(minter).swapToUSDVAndSend{value: msg.value}( msg.sender, toSTBTLp, _param, _usdvReceiver, _dstEid, _extraOptions, _msgFee, _refundAddress ); } function isRegistered(address _addr) external view returns (bool) { return minterToColor[_addr] != 0; } // ------------------ view ------------------ function getSupportedFromTokens(uint32 _color) external view returns (address[] memory tokens) { address minter = _getMinterFromColor(_color); return IMinter(minter).getSupportedFromTokens(toSTBTLp); } function getSwapToUSDVAmountOut( address _fromToken, uint _fromTokenAmount, uint32 _mintColor ) external view returns (uint usdvOut) { address minter = _getMinterFromColor(_mintColor); return IMinter(minter).getSwapToUSDVAmountOut(toSTBTLp, _fromToken, _fromTokenAmount); } function getSwapToUSDVAmountOutVerbose( address _fromToken, uint _fromTokenAmount, uint32 _mintColor ) external view returns (uint usdvOut, uint fee, uint reward) { address minter = _getMinterFromColor(_mintColor); return IMinter(minter).getSwapToUSDVAmountOutVerbose(toSTBTLp, _fromToken, _fromTokenAmount); } function getMinterCodeHashes() external view returns (uint[] memory) { return minterCodeHashes.values(); } // ------------------ internal ------------------ function _getMinterFromColor(uint32 _color) internal view returns (address minter) { minter = colorToMinter[_color]; if (minter == address(0)) revert MinterNotRegistered(_color); _validateMinterCode(minter); } // verify that the minter's CodeHash (using extcodehash) was added to whitelist function _validateMinterCode(address _addr) internal view { uint hash; assembly { hash := extcodehash(_addr) } if (!minterCodeHashes.contains(hash)) revert InvalidMinter(); } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity ^0.8.0; import {MessagingFee, MessagingReceipt} from "@layerzerolabs/lz-evm-protocol-v2/contracts/interfaces/ILayerZeroEndpointV2.sol"; // @dev unable to inherit ERC20 because the OFTAdapter needs to use this interface as well interface IOFT { struct SendParam { bytes32 to; uint amountLD; uint minAmountLD; uint32 dstEid; } error LDMinusSD(); error AmountSlippage(uint _amountLDSend, uint256 _minAmountLD); event SetInspector(address _inspector); event SendOFT(bytes32 indexed _guid, address indexed _fromAddress, uint _amountLD, bytes _composeMsg); event ReceiveOFT(bytes32 indexed _guid, address indexed _toAddress, uint _amountLD); function token() external view returns (address); function quoteSendFee( SendParam calldata _send, bytes calldata _options, bool _useLZToken, bytes calldata _composeMsg ) external view returns (uint nativeFee, uint lzTokenFee); function send( SendParam calldata _send, bytes calldata _options, MessagingFee calldata _msgFee, address payable _refundAddress, bytes calldata _composeMsg ) external payable returns (MessagingReceipt memory); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.8.0; struct PacketForQuote { address sender; uint32 dstEid; bytes message; } struct Packet { uint64 nonce; uint32 srcEid; address sender; uint32 dstEid; bytes32 receiver; bytes32 guid; bytes message; } struct Origin { uint32 srcEid; bytes32 sender; uint64 nonce; }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.8.0; import "./IMessageLibManager.sol"; import "./IMessagingComposer.sol"; import "./IMessagingChannel.sol"; import "./IMessagingContext.sol"; import {Origin} from "../MessagingStructs.sol"; struct MessagingParams { uint32 dstEid; bytes32 receiver; bytes message; bytes options; } struct MessagingReceipt { bytes32 guid; uint64 nonce; MessagingFee fee; } struct MessagingFee { uint nativeFee; uint lzTokenFee; } interface ILayerZeroEndpointV2 is IMessageLibManager, IMessagingComposer, IMessagingChannel, IMessagingContext { event PacketSent(bytes encodedPayload, bytes options, address sendLibrary); event PacketDelivered(Origin origin, address receiver, bytes32 payloadHash); event PacketReceived(Origin origin, address receiver); event LzReceiveFailed(Origin origin, address receiver, bytes reason); event LayerZeroTokenSet(address token); function quote( address _sender, uint32 _dstEid, bytes calldata _message, bool _payInLzToken, bytes calldata _options ) external view returns (MessagingFee memory); function send( MessagingParams calldata _params, uint _lzTokenFee, address payable _refundAddress ) external payable returns (MessagingReceipt memory); function sendWithAlt( MessagingParams calldata _params, uint _lzTokenFee, uint _altTokenFee ) external returns (MessagingReceipt memory); function deliver(Origin calldata _origin, address _receiver, bytes32 _payloadHash) external; function deliverable(Origin calldata _origin, address _receiveLib, address _receiver) external view returns (bool); function lzReceive( Origin calldata _origin, address _receiver, bytes32 _guid, bytes calldata _message, bytes calldata _extraData ) external payable returns (bool, bytes memory); // oapp can burn messages partially by calling this function with its own business logic if messages are delivered in order function clear(Origin calldata _origin, bytes32 _guid, bytes calldata _message) external; function setLayerZeroToken(address _layerZeroToken) external; function layerZeroToken() external view returns (address); function altFeeToken() external view returns (address); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.8.0; struct SetConfigParam { uint32 configType; bytes config; } interface IMessageLibManager { struct Timeout { address lib; uint expiry; } event LibraryRegistered(address newLib); event DefaultSendLibrarySet(uint32 eid, address newLib); event DefaultReceiveLibrarySet(uint32 eid, address oldLib, address newLib); event DefaultReceiveLibraryTimeoutSet(uint32 eid, address oldLib, uint expiry); event SendLibrarySet(address sender, uint32 eid, address newLib); event ReceiveLibrarySet(address receiver, uint32 eid, address oldLib, address newLib); event ReceiveLibraryTimoutSet(address receiver, uint32 eid, address oldLib, uint timeout); function registerLibrary(address _lib) external; function isRegisteredLibrary(address _lib) external view returns (bool); function getRegisteredLibraries() external view returns (address[] memory); function setDefaultSendLibrary(uint32 _eid, address _newLib) external; function defaultSendLibrary(uint32 _eid) external view returns (address); function setDefaultReceiveLibrary(uint32 _eid, address _newLib, uint _timeout) external; function defaultReceiveLibrary(uint32 _eid) external view returns (address); function setDefaultReceiveLibraryTimeout(uint32 _eid, address _lib, uint _expiry) external; function defaultReceiveLibraryTimeout(uint32 _eid) external view returns (address lib, uint expiry); function defaultConfig(address _lib, uint32 _eid, uint32 _configType) external view returns (bytes memory); function isSupportedEid(uint32 _eid) external view returns (bool); /// ------------------- OApp interfaces ------------------- function setSendLibrary(uint32 _eid, address _newLib) external; function getSendLibrary(address _sender, uint32 _eid) external view returns (address lib); function isDefaultSendLibrary(address _sender, uint32 _eid) external view returns (bool); function setReceiveLibrary(uint32 _eid, address _newLib, uint _gracePeriod) external; function getReceiveLibrary(address _receiver, uint32 _eid) external view returns (address lib, bool isDefault); function setReceiveLibraryTimeout(uint32 _eid, address _lib, uint _gracePeriod) external; function receiveLibraryTimeout(address _receiver, uint32 _eid) external view returns (address lib, uint expiry); function setConfig(address _lib, uint32 _eid, SetConfigParam[] calldata _params) external; function getConfig( address _oapp, address _lib, uint32 _eid, uint32 _configType ) external view returns (bytes memory config, bool isDefault); function snapshotConfig(address _lib, uint32[] calldata _eids) external; function resetConfig(address _lib, uint32[] calldata _eids) external; }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.8.0; interface IMessagingChannel { event InboundNonceSkipped(uint32 srcEid, bytes32 sender, address receiver, uint64 nonce); function eid() external view returns (uint32); // this is an emergency function if a message can not be delivered for some reasons // required to provide _nextNonce to avoid race condition function skip(uint32 _srcEid, bytes32 _sender, uint64 _nonce) external; function nextGuid(address _sender, uint32 _dstEid, bytes32 _receiver) external view returns (bytes32); function inboundNonce(address _receiver, uint32 _srcEid, bytes32 _sender) external view returns (uint64); function outboundNonce(address _sender, uint32 _dstEid, bytes32 _receiver) external view returns (uint64); function inboundPayloadHash( address _receiver, uint32 _srcEid, bytes32 _sender, uint64 _nonce ) external view returns (bytes32); function hasPayloadHash( address _receiver, uint32 _srcEid, bytes32 _sender, uint64 _nonce ) external view returns (bool); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.8.0; interface IMessagingComposer { event ComposedMessageDelivered(address receiver, address composer, bytes32 guid, bytes message); event ComposedMessageReceived(address receiver, address composer, bytes32 guid); event LzComposeFailed(address receiver, address composer, bytes32 guid, bytes reason); function deliverComposedMessage(address _composer, bytes32 _guid, bytes calldata _message) external; function lzCompose( address _receiver, address _composer, bytes32 _guid, bytes calldata _message, bytes calldata _extraData ) external payable returns (bool, bytes memory); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.8.0; interface IMessagingContext { function isSendingMessage() external view returns (bool); function getSendContext() external view returns (uint32, address); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (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 v4.9.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../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 Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling 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 (last updated v4.9.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @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 v4.9.0) (token/ERC20/extensions/IERC20Permit.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. */ interface IERC20Permit { /** * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens, * given ``owner``'s signed approval. * * IMPORTANT: The same issues {IERC20-approve} has related to transaction * ordering also apply here. * * Emits an {Approval} event. * * Requirements: * * - `spender` cannot be the zero address. * - `deadline` must be a timestamp in the future. * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner` * over the EIP712-formatted function arguments. * - the signature must use ``owner``'s current nonce (see {nonces}). * * For more information on the signature format, see the * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP * section]. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; /** * @dev Returns the current nonce for `owner`. This value must be * included whenever a signature is generated for {permit}. * * Every successful call to {permit} increases ``owner``'s nonce by one. This * prevents a signature from being used multiple times. */ function nonces(address owner) external view returns (uint256); /** * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.3) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; import "../extensions/IERC20Permit.sol"; import "../../../utils/Address.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using Address for address; /** * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } /** * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful. */ function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value)); } /** * @dev Deprecated. This function has issues similar to the ones found in * {IERC20-approve}, and its usage is discouraged. * * Whenever possible, use {safeIncreaseAllowance} and * {safeDecreaseAllowance} instead. */ function safeApprove(IERC20 token, address spender, uint256 value) internal { // safeApprove should only be called when setting an initial allowance, // or when resetting it to zero. To increase and decrease it, use // 'safeIncreaseAllowance' and 'safeDecreaseAllowance' require( (value == 0) || (token.allowance(address(this), spender) == 0), "SafeERC20: approve from non-zero to non-zero allowance" ); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value)); } /** * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 oldAllowance = token.allowance(address(this), spender); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance + value)); } /** * @dev Decrease the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal { unchecked { uint256 oldAllowance = token.allowance(address(this), spender); require(oldAllowance >= value, "SafeERC20: decreased allowance below zero"); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance - value)); } } /** * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. Meant to be used with tokens that require the approval * to be set to zero before setting it to a non-zero value, such as USDT. */ function forceApprove(IERC20 token, address spender, uint256 value) internal { bytes memory approvalCall = abi.encodeWithSelector(token.approve.selector, spender, value); if (!_callOptionalReturnBool(token, approvalCall)) { _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, 0)); _callOptionalReturn(token, approvalCall); } } /** * @dev Use a ERC-2612 signature to set the `owner` approval toward `spender` on `token`. * Revert on invalid signature. */ function safePermit( IERC20Permit token, address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) internal { uint256 nonceBefore = token.nonces(owner); token.permit(owner, spender, value, deadline, v, r, s); uint256 nonceAfter = token.nonces(owner); require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed"); } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed"); require(returndata.length == 0 || abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). * * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead. */ function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We cannot use {Address-functionCall} here since this should return false // and not revert is the subcall reverts. (bool success, bytes memory returndata) = address(token).call(data); return success && (returndata.length == 0 || abi.decode(returndata, (bool))) && Address.isContract(address(token)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (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 * * Furthermore, `isContract` will also return true if the target contract within * the same transaction is already scheduled for destruction by `SELFDESTRUCT`, * which only has an effect at the end of a transaction. * ==== * * [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://consensys.net/diligence/blog/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/v0.8.0/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 functionCallWithValue(target, data, 0, "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"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, 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) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, 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) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or 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 { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // 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: 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; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/structs/EnumerableSet.sol) // This file was procedurally generated from scripts/generate/templates/EnumerableSet.js. 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. * * ```solidity * 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 EnumerableSet { // 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) { bytes32[] memory store = _values(set._inner); bytes32[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // 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 in 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: LZBL-1.1 // Copyright 2023 LayerZero Labs Ltd. // You may obtain a copy of the License at // https://github.com/LayerZero-Labs/license/blob/main/LICENSE-LZBL-1.1 pragma solidity ^0.8.0; import {MessagingFee} from "@layerzerolabs/lz-evm-protocol-v2/contracts/interfaces/ILayerZeroEndpointV2.sol"; interface IMinter { struct SwapParam { address fromToken; uint fromTokenAmount; uint64 minUSDVOut; } error OnlyMinterProxy(); error SlippageTooHigh(); error ExceedsUInt64(); error Blacklisted(); error TokenNotSupported(); event ApprovedToken(address toSTBTLp, address token); event DisapprovedToken(address toSTBTLp, address token); event BlacklistedUser(address user, bool blacklisted); event SetRewardToUserBps(uint16 bps); event WithdrawToken(address token, address to, uint amount); function swapToUSDV( address _sender, address _toSTBTLp, SwapParam calldata _param, address _usdvReceiver ) external returns (uint usdvOut); function swapToUSDVAndSend( address _sender, address _toSTBTLp, SwapParam calldata _param, bytes32 _usdvReceiver, uint32 _dstEid, bytes calldata _extraOptions, MessagingFee calldata _msgFee, address payable _refundAddress ) external payable returns (uint usdvOut); function getSwapToUSDVAmountOut( address _toSTBTLp, address _fromToken, uint _fromTokenAmount ) external view returns (uint usdvOut); function getSwapToUSDVAmountOutVerbose( address _toSTBTLp, address _fromToken, uint _fromTokenAmount ) external view returns (uint usdvOut, uint fee, uint reward); function getSupportedFromTokens(address _lp) external view returns (address[] memory tokens); function color() external view returns (uint32); function minterProxy() external view returns (address); }
// SPDX-License-Identifier: LZBL-1.1 // Copyright 2023 LayerZero Labs Ltd. // You may obtain a copy of the License at // https://github.com/LayerZero-Labs/license/blob/main/LICENSE-LZBL-1.1 pragma solidity ^0.8.0; interface IMinterProxy { error InvalidMinter(); error MinterAlreadyRegistered(); error MinterNotRegistered(uint32 color); error HashExists(); error HashNotExists(); event RegisteredMinter(address minter, uint32 color); event UnregisteredMinter(address minter, uint32 color); event SetToSTBTLp(address toSTBTLp); event AddedMinterCodeHash(uint hash); event RemovedMinterCodeHash(uint hash); function isRegistered(address _addr) external view returns (bool); function toSTBTLp() external view returns (address); function usdv() external view returns (address); }
// SPDX-License-Identifier: LZBL-1.1 // Copyright 2023 LayerZero Labs Ltd. // You may obtain a copy of the License at // https://github.com/LayerZero-Labs/license/blob/main/LICENSE-LZBL-1.1 pragma solidity ^0.8.0; // lp contract for converting other stable coins to STBT interface IToSTBTLp { function getSupportedTokens() external view returns (address[] memory tokens); function swapToSTBT( address _fromToken, uint _fromTokenAmount, uint _minStbtOut ) external returns (uint requestedOut, uint rewardOut); function getSwapToSTBTAmountOut( address _fromToken, uint _fromTokenAmount ) external view returns (uint requestedOut, uint rewardOut); }
// SPDX-License-Identifier: LZBL-1.1 // Copyright 2023 LayerZero Labs Ltd. // You may obtain a copy of the License at // https://github.com/LayerZero-Labs/license/blob/main/LICENSE-LZBL-1.1 pragma solidity ^0.8.0; import "@layerzerolabs/lz-evm-oapp-v2/contracts/standards/oft/interfaces/IOFT.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC20/IERC20Upgradeable.sol"; struct Delta { uint32 color; int64 amount; } struct State { uint32 color; uint64 balance; // config bool blacklisted; uint32 defaultColor; } enum Role { OWNER, OPERATOR, VAULT, MESSAGING, FOUNDATION } interface IUSDV is IOFT, IERC20Upgradeable { error Unauthorized(); error InvalidUser(); error InvalidArgument(); error NotImplemented(); error InsufficientBalance(); error Paused(); error Blacklisted(); error FeeTooHigh(); // role assigment event SetRole(Role role, address addr); event SetColorer(address indexed caller, address indexed user, address colorer); event SetDefaultColor(address indexed caller, address indexed user, uint32 defaultColor); // governance state event SetBlacklist(address indexed user, bool isBlacklisted); event SetPause(bool paused); // cross-chain events event Synced(bytes32 guid, Delta[] deltas); function mint(address _receiver, uint64 _amount, uint32 _color) external; function burn(address _from, uint64 _amount, uint32[] calldata _delta) external returns (Delta[] memory deltas); /// -------- coloring interfaces -------- function setColorer(address _user, address _colorer) external; function setDefaultColor(address _user, uint32 _defaultColor) external; /// -------- governance interfaces -------- function setPause(bool _pause) external; function setRole(Role _role, address _addr) external; /// -------- cross-chain interfaces (non-OFT) -------- function sendAck(bytes32 _guid, address _receiver, uint32 _color, uint64 _amount, uint64 _theta) external; function syncDelta( uint32 _dstEid, uint64 _theta, uint32[] calldata _deficits, uint64 _feeCap, bytes calldata _extraOptions, MessagingFee calldata _msgFee, address payable _refundAddress ) external payable returns (MessagingReceipt memory msgReceipt); function syncDeltaAck(Delta[] calldata _deltas) external; function quoteSyncDeltaFee( uint32 _dstEid, uint32 _numDeficits, bytes calldata _extraOptions, bool _useLzToken ) external view returns (uint nativeFee, uint lzTokenFee); function userStates( address _user ) external view returns (uint32 color, uint64 balance, bool blacklisted, uint32 defaultColor); }
{ "evmVersion": "paris", "libraries": {}, "metadata": { "bytecodeHash": "ipfs", "useLiteralContent": true }, "optimizer": { "enabled": true, "runs": 5000 }, "remappings": [], "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
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[{"inputs":[{"internalType":"address","name":"_usdv","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"HashExists","type":"error"},{"inputs":[],"name":"HashNotExists","type":"error"},{"inputs":[],"name":"InvalidMinter","type":"error"},{"inputs":[],"name":"MinterAlreadyRegistered","type":"error"},{"inputs":[{"internalType":"uint32","name":"color","type":"uint32"}],"name":"MinterNotRegistered","type":"error"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"hash","type":"uint256"}],"name":"AddedMinterCodeHash","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"minter","type":"address"},{"indexed":false,"internalType":"uint32","name":"color","type":"uint32"}],"name":"RegisteredMinter","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"hash","type":"uint256"}],"name":"RemovedMinterCodeHash","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"toSTBTLp","type":"address"}],"name":"SetToSTBTLp","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"minter","type":"address"},{"indexed":false,"internalType":"uint32","name":"color","type":"uint32"}],"name":"UnregisteredMinter","type":"event"},{"inputs":[{"internalType":"uint256","name":"_hash","type":"uint256"}],"name":"addMinterCodeHash","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"color","type":"uint32"}],"name":"colorToMinter","outputs":[{"internalType":"address","name":"minter","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMinterCodeHashes","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint32","name":"_color","type":"uint32"}],"name":"getSupportedFromTokens","outputs":[{"internalType":"address[]","name":"tokens","type":"address[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_fromToken","type":"address"},{"internalType":"uint256","name":"_fromTokenAmount","type":"uint256"},{"internalType":"uint32","name":"_mintColor","type":"uint32"}],"name":"getSwapToUSDVAmountOut","outputs":[{"internalType":"uint256","name":"usdvOut","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_fromToken","type":"address"},{"internalType":"uint256","name":"_fromTokenAmount","type":"uint256"},{"internalType":"uint32","name":"_mintColor","type":"uint32"}],"name":"getSwapToUSDVAmountOutVerbose","outputs":[{"internalType":"uint256","name":"usdvOut","type":"uint256"},{"internalType":"uint256","name":"fee","type":"uint256"},{"internalType":"uint256","name":"reward","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_addr","type":"address"}],"name":"isRegistered","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"minter","type":"address"}],"name":"minterToColor","outputs":[{"internalType":"uint32","name":"color","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_minter","type":"address"}],"name":"registerMinter","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_hash","type":"uint256"}],"name":"removeMinterCodeHash","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_toSTBTLp","type":"address"}],"name":"setToSTBTLp","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"fromToken","type":"address"},{"internalType":"uint256","name":"fromTokenAmount","type":"uint256"},{"internalType":"uint64","name":"minUSDVOut","type":"uint64"}],"internalType":"struct IMinter.SwapParam","name":"_param","type":"tuple"},{"internalType":"address","name":"_usdvReceiver","type":"address"},{"internalType":"uint32","name":"_mintColor","type":"uint32"}],"name":"swapToUSDV","outputs":[{"internalType":"uint256","name":"usdvOut","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"fromToken","type":"address"},{"internalType":"uint256","name":"fromTokenAmount","type":"uint256"},{"internalType":"uint64","name":"minUSDVOut","type":"uint64"}],"internalType":"struct IMinter.SwapParam","name":"_param","type":"tuple"},{"internalType":"bytes32","name":"_usdvReceiver","type":"bytes32"},{"internalType":"uint32","name":"_dstEid","type":"uint32"},{"internalType":"bytes","name":"_extraOptions","type":"bytes"},{"components":[{"internalType":"uint256","name":"nativeFee","type":"uint256"},{"internalType":"uint256","name":"lzTokenFee","type":"uint256"}],"internalType":"struct MessagingFee","name":"_msgFee","type":"tuple"},{"internalType":"address payable","name":"_refundAddress","type":"address"},{"internalType":"uint32","name":"_mintColor","type":"uint32"}],"name":"swapToUSDVAndSend","outputs":[{"internalType":"uint256","name":"usdvOut","type":"uint256"}],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"toSTBTLp","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_minter","type":"address"}],"name":"unregisterMinter","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"usdv","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}]
Contract Creation Code
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Deployed Bytecode
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000000e573ce2736dd9637a0b21058352e1667925c7a8
-----Decoded View---------------
Arg [0] : _usdv (address): 0x0E573Ce2736Dd9637A0b21058352e1667925C7a8
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000000e573ce2736dd9637a0b21058352e1667925c7a8
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Multichain Portfolio | 26 Chains
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.