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Contract Name:
AccountMining
Compiler Version
v0.7.6+commit.7338295f
Optimization Enabled:
No with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: UNLICENSED pragma solidity ^0.7.4; import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import {MerkleProof} from "@openzeppelin/contracts/cryptography/MerkleProof.sol"; import {AddressProvider} from "./AddressProvider.sol"; import {AccountFactory} from "./AccountFactory.sol"; import {IMerkleDistributor} from "../interfaces/IMerkleDistributor.sol"; import {Errors} from "../libraries/helpers/Errors.sol"; /// @dev Account Mining contract, based on https://github.com/Uniswap/merkle-distributor /// It's needed only during Account Mining phase before protocol will be launched contract AccountMining is IMerkleDistributor { address public immutable override token; uint256 public immutable amount; bytes32 public immutable override merkleRoot; AccountFactory public immutable accountFactory; // This is a packed array of booleans. mapping(uint256 => uint256) private claimedBitMap; constructor( address token_, bytes32 merkleRoot_, uint256 amount_, AddressProvider addressProvider ) { require( token_ != address(0) && merkleRoot_.length > 0 && address(addressProvider) != address(0), Errors.INCORRECT_PARAMETER ); token = token_; merkleRoot = merkleRoot_; amount = amount_; accountFactory = AccountFactory(addressProvider.getAccountFactory()); } function isClaimed(uint256 index) public view override returns (bool) { uint256 claimedWordIndex = index / 256; uint256 claimedBitIndex = index % 256; uint256 claimedWord = claimedBitMap[claimedWordIndex]; uint256 mask = (1 << claimedBitIndex); return claimedWord & mask == mask; } function _setClaimed(uint256 index) private { uint256 claimedWordIndex = index / 256; uint256 claimedBitIndex = index % 256; claimedBitMap[claimedWordIndex] = claimedBitMap[claimedWordIndex] | (1 << claimedBitIndex); } function claim( uint256 index, uint256 salt, bytes32[] calldata merkleProof ) external override { require( !isClaimed(index), "MerkleDistributor: Account is already mined." ); address account = msg.sender; // Verify the merkle proof. bytes32 node = keccak256(abi.encodePacked(index, account, salt)); require( merkleProof.length > 0 && MerkleProof.verify(merkleProof, merkleRoot, node), "MerkleDistributor: Invalid proof." ); // Mark it claimed and send the token. _setClaimed(index); require( IERC20(token).transfer(account, amount), "MerkleDistributor: Transfer failed." ); accountFactory.mineCreditAccount(); emit Claimed(index, account); } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `recipient`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address recipient, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `sender` to `recipient` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address sender, address recipient, uint256 amount) external returns (bool); /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev These functions deal with verification of Merkle trees (hash trees), */ library MerkleProof { /** * @dev Returns true if a `leaf` can be proved to be a part of a Merkle tree * defined by `root`. For this, a `proof` must be provided, containing * sibling hashes on the branch from the leaf to the root of the tree. Each * pair of leaves and each pair of pre-images are assumed to be sorted. */ function verify(bytes32[] memory proof, bytes32 root, bytes32 leaf) internal pure returns (bool) { bytes32 computedHash = leaf; for (uint256 i = 0; i < proof.length; i++) { bytes32 proofElement = proof[i]; if (computedHash <= proofElement) { // Hash(current computed hash + current element of the proof) computedHash = keccak256(abi.encodePacked(computedHash, proofElement)); } else { // Hash(current element of the proof + current computed hash) computedHash = keccak256(abi.encodePacked(proofElement, computedHash)); } } // Check if the computed hash (root) is equal to the provided root return computedHash == root; } }
// SPDX-License-Identifier: BUSL-1.1 // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; import {IAppAddressProvider} from "../interfaces/app/IAppAddressProvider.sol"; import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol"; import {Errors} from "../libraries/helpers/Errors.sol"; /// @title AddressRepository /// @notice Stores addresses of deployed contracts contract AddressProvider is Ownable, IAppAddressProvider { // Mapping which keeps all addresses mapping(bytes32 => address) public addresses; // Emits each time when new address is set event AddressSet(bytes32 indexed service, address indexed newAddress); // This event is triggered when a call to ClaimTokens succeeds. event Claimed(uint256 user_id, address account, uint256 amount, bytes32 leaf); // Repositories & services bytes32 public constant CONTRACTS_REGISTER = "CONTRACTS_REGISTER"; bytes32 public constant ACL = "ACL"; bytes32 public constant PRICE_ORACLE = "PRICE_ORACLE"; bytes32 public constant ACCOUNT_FACTORY = "ACCOUNT_FACTORY"; bytes32 public constant DATA_COMPRESSOR = "DATA_COMPRESSOR"; bytes32 public constant TREASURY_CONTRACT = "TREASURY_CONTRACT"; bytes32 public constant GEAR_TOKEN = "GEAR_TOKEN"; bytes32 public constant WETH_TOKEN = "WETH_TOKEN"; bytes32 public constant WETH_GATEWAY = "WETH_GATEWAY"; bytes32 public constant LEVERAGED_ACTIONS = "LEVERAGED_ACTIONS"; // Contract version uint256 public constant version = 1; constructor() { // @dev Emits first event for contract discovery emit AddressSet("ADDRESS_PROVIDER", address(this)); } /// @return Address of ACL contract function getACL() external view returns (address) { return _getAddress(ACL); // T:[AP-3] } /// @dev Sets address of ACL contract /// @param _address Address of ACL contract function setACL(address _address) external onlyOwner // T:[AP-15] { _setAddress(ACL, _address); // T:[AP-3] } /// @return Address of ContractsRegister function getContractsRegister() external view returns (address) { return _getAddress(CONTRACTS_REGISTER); // T:[AP-4] } /// @dev Sets address of ContractsRegister /// @param _address Address of ContractsRegister function setContractsRegister(address _address) external onlyOwner // T:[AP-15] { _setAddress(CONTRACTS_REGISTER, _address); // T:[AP-4] } /// @return Address of PriceOracle function getPriceOracle() external view override returns (address) { return _getAddress(PRICE_ORACLE); // T:[AP-5] } /// @dev Sets address of PriceOracle /// @param _address Address of PriceOracle function setPriceOracle(address _address) external onlyOwner // T:[AP-15] { _setAddress(PRICE_ORACLE, _address); // T:[AP-5] } /// @return Address of AccountFactory function getAccountFactory() external view returns (address) { return _getAddress(ACCOUNT_FACTORY); // T:[AP-6] } /// @dev Sets address of AccountFactory /// @param _address Address of AccountFactory function setAccountFactory(address _address) external onlyOwner // T:[AP-15] { _setAddress(ACCOUNT_FACTORY, _address); // T:[AP-7] } /// @return Address of AccountFactory function getDataCompressor() external view override returns (address) { return _getAddress(DATA_COMPRESSOR); // T:[AP-8] } /// @dev Sets address of AccountFactory /// @param _address Address of AccountFactory function setDataCompressor(address _address) external onlyOwner // T:[AP-15] { _setAddress(DATA_COMPRESSOR, _address); // T:[AP-8] } /// @return Address of Treasury contract function getTreasuryContract() external view returns (address) { return _getAddress(TREASURY_CONTRACT); //T:[AP-11] } /// @dev Sets address of Treasury Contract /// @param _address Address of Treasury Contract function setTreasuryContract(address _address) external onlyOwner // T:[AP-15] { _setAddress(TREASURY_CONTRACT, _address); //T:[AP-11] } /// @return Address of GEAR token function getGearToken() external view override returns (address) { return _getAddress(GEAR_TOKEN); // T:[AP-12] } /// @dev Sets address of GEAR token /// @param _address Address of GEAR token function setGearToken(address _address) external onlyOwner // T:[AP-15] { _setAddress(GEAR_TOKEN, _address); // T:[AP-12] } /// @return Address of WETH token function getWethToken() external view override returns (address) { return _getAddress(WETH_TOKEN); // T:[AP-13] } /// @dev Sets address of WETH token /// @param _address Address of WETH token function setWethToken(address _address) external onlyOwner // T:[AP-15] { _setAddress(WETH_TOKEN, _address); // T:[AP-13] } /// @return Address of WETH token function getWETHGateway() external view override returns (address) { return _getAddress(WETH_GATEWAY); // T:[AP-14] } /// @dev Sets address of WETH token /// @param _address Address of WETH token function setWETHGateway(address _address) external onlyOwner // T:[AP-15] { _setAddress(WETH_GATEWAY, _address); // T:[AP-14] } /// @return Address of WETH token function getLeveragedActions() external view override returns (address) { return _getAddress(LEVERAGED_ACTIONS); // T:[AP-7] } /// @dev Sets address of WETH token /// @param _address Address of WETH token function setLeveragedActions(address _address) external onlyOwner // T:[AP-15] { _setAddress(LEVERAGED_ACTIONS, _address); // T:[AP-7] } /// @return Address of key, reverts if key doesn't exist function _getAddress(bytes32 key) internal view returns (address) { address result = addresses[key]; require(result != address(0), Errors.AS_ADDRESS_NOT_FOUND); // T:[AP-1] return result; // T:[AP-3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14] } /// @dev Sets address to map by its key /// @param key Key in string format /// @param value Address function _setAddress(bytes32 key, address value) internal { addresses[key] = value; // T:[AP-3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14] emit AddressSet(key, value); // T:[AP-2] } }
// SPDX-License-Identifier: BUSL-1.1 // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; pragma abicoder v2; import {EnumerableSet} from "@openzeppelin/contracts/utils/EnumerableSet.sol"; import {SafeMath} from "@openzeppelin/contracts/math/SafeMath.sol"; import {Clones} from "@openzeppelin/contracts/proxy/Clones.sol"; import {IAccountFactory} from "../interfaces/IAccountFactory.sol"; import {IAccountMiner} from "../interfaces/IAccountMiner.sol"; import {ICreditAccount} from "../interfaces/ICreditAccount.sol"; import {ICreditManager} from "../interfaces/ICreditManager.sol"; import {AddressProvider} from "./AddressProvider.sol"; import {ContractsRegister} from "./ContractsRegister.sol"; import {CreditAccount} from "../credit/CreditAccount.sol"; import {ACLTrait} from "./ACLTrait.sol"; import {ReentrancyGuard} from "@openzeppelin/contracts/utils/ReentrancyGuard.sol"; import {DataTypes} from "../libraries/data/Types.sol"; import {Errors} from "../libraries/helpers/Errors.sol"; /// @title Abstract reusable credit accounts factory /// @notice Creates, holds & lend credit accounts to pool contract contract AccountFactory is IAccountFactory, ACLTrait, ReentrancyGuard { using EnumerableSet for EnumerableSet.AddressSet; // // head // ⬇ // ------- ------- ------- ------- // | VA1 | -> | VA2 | -> | VA3 | -> | VA4 | -> address(0) // ------- ------- ------- ------- // ⬆ // tail // // Credit accounts connected list mapping(address => address) private _nextCreditAccount; // Head on connected list address public override head; // Tail of connected list address public override tail; // Address of master credit account for cloning address public masterCreditAccount; // Credit accounts list EnumerableSet.AddressSet private creditAccountsSet; // List of approvals which is needed during account mining campaign DataTypes.MiningApproval[] public miningApprovals; // Contracts register ContractsRegister public _contractsRegister; // Flag that there is no mining yet bool public isMiningFinished; // Contract version uint256 public constant version = 1; modifier creditManagerOnly() { require( _contractsRegister.isCreditManager(msg.sender), Errors.REGISTERED_CREDIT_ACCOUNT_MANAGERS_ONLY ); _; } /** * @dev constructor * After constructor the list should be as following * * head * ⬇ * ------- * | VA1 | -> address(0) * ------- * ⬆ * tail * * @param addressProvider Address of address repository */ constructor(address addressProvider) ACLTrait(addressProvider) { require( addressProvider != address(0), Errors.ZERO_ADDRESS_IS_NOT_ALLOWED ); _contractsRegister = ContractsRegister( AddressProvider(addressProvider).getContractsRegister() ); // T:[AF-1] masterCreditAccount = address(new CreditAccount()); // T:[AF-1] CreditAccount(masterCreditAccount).initialize(); // T:[AF-1] addCreditAccount(); // T:[AF-1] head = tail; // T:[AF-1] _nextCreditAccount[address(0)] = address(0); // T:[AF-1] } /** * @dev Provides a new credit account to the pool. Creates a new one, if needed * * Before: * --------- * * head * ⬇ * ------- ------- ------- ------- * | VA1 | -> | VA2 | -> | VA3 | -> | VA4 | -> address(0) * ------- ------- ------- ------- * ⬆ * tail * * After: * --------- * * head * ⬇ * ------- ------- ------- * | VA2 | -> | VA3 | -> | VA4 | -> address(0) * ------- ------- ------- * ⬆ * tail * * * ------- * | VA1 | -> address(0) * ------- * * If had points the last credit account, it adds a new one * * head * ⬇ * ------- * | VA2 | -> address(0) => _addNewCreditAccount() * ------- * ⬆ * tail * * @return Address of credit account */ function takeCreditAccount( uint256 _borrowedAmount, uint256 _cumulativeIndexAtOpen ) external override creditManagerOnly // T:[AF-12] returns (address) { // Create a new credit account if no one in stock _checkStock(); // T:[AF-3] address result = head; head = _nextCreditAccount[head]; // T:[AF-2] _nextCreditAccount[result] = address(0); // T:[AF-2] // Initialize creditManager ICreditAccount(result).connectTo( msg.sender, _borrowedAmount, _cumulativeIndexAtOpen ); // T:[AF-11, 14] emit InitializeCreditAccount(result, msg.sender); // T:[AF-5] return result; // T:[AF-14] } /** * @dev Takes credit account back and adds it to the stock * * Before: * --------- * * head * ⬇ * ------- ------- ------- ------- * | VA1 | -> | VA2 | -> | VA3 | -> | VA4 | -> address(0) * ------- ------- ------- ------- * ⬆ * tail * * After: * --------- * * head * ⬇ * ------- ------- ------- ------- --------------- * | VA1 | -> | VA2 | -> | VA3 | -> | VA4 | -> | usedAccount | -> address(0) * ------- ------- ------- ------- --------------- * ⬆ * tail * * * @param usedAccount Address of used credit account */ function returnCreditAccount(address usedAccount) external override creditManagerOnly // T:[AF-12] { require( creditAccountsSet.contains(usedAccount), Errors.AF_EXTERNAL_ACCOUNTS_ARE_FORBIDDEN ); require( ICreditAccount(usedAccount).since() != block.number, Errors.AF_CANT_CLOSE_CREDIT_ACCOUNT_IN_THE_SAME_BLOCK ); // T:[CM-20] _nextCreditAccount[tail] = usedAccount; // T:[AF-7] tail = usedAccount; // T:[AF-7] emit ReturnCreditAccount(usedAccount); // T:[AF-8] } /// @dev Gets next available credit account or address(0) if you are in tail function getNext(address creditAccount) external view override returns (address) { return _nextCreditAccount[creditAccount]; } /** * @dev Deploys new credit account and adds it to list tail * * Before: * --------- * * head * ⬇ * ------- ------- ------- ------- * | VA1 | -> | VA2 | -> | VA3 | -> | VA4 | -> address(0) * ------- ------- ------- ------- * ⬆ * tail * * After: * --------- * * head * ⬇ * ------- ------- ------- ------- -------------- * | VA1 | -> | VA2 | -> | VA3 | -> | VA4 | -> | newAccount | -> address(0) * ------- ------- ------- ------- -------------- * ⬆ * tail * * */ function addCreditAccount() public { address clonedAccount = Clones.clone(masterCreditAccount); // T:[AF-2] ICreditAccount(clonedAccount).initialize(); _nextCreditAccount[tail] = clonedAccount; // T:[AF-2] tail = clonedAccount; // T:[AF-2] creditAccountsSet.add(clonedAccount); // T:[AF-10, 16] emit NewCreditAccount(clonedAccount); } /// @dev Takes unused credit account from list forever and connects it with "to" parameter function takeOut( address prev, address creditAccount, address to ) external configuratorOnly // T:[AF-13] { _checkStock(); if (head == creditAccount) { address prevHead = head; head = _nextCreditAccount[head]; // T:[AF-21] it exists cause we called _checkStock(); _nextCreditAccount[prevHead] = address(0); // T:[AF-21] } else { require( _nextCreditAccount[prev] == creditAccount, Errors.AF_CREDIT_ACCOUNT_NOT_IN_STOCK ); // T:[AF-15] // updates tail if we take the last one if (creditAccount == tail) { tail = prev; // T:[AF-22] } _nextCreditAccount[prev] = _nextCreditAccount[creditAccount]; // T:[AF-16] _nextCreditAccount[creditAccount] = address(0); // T:[AF-16] } ICreditAccount(creditAccount).connectTo(to, 0, 0); // T:[AF-16, 21] creditAccountsSet.remove(creditAccount); // T:[AF-16] emit TakeForever(creditAccount, to); // T:[AF-16, 21] } /// /// MINING /// /// @dev Adds credit account token to factory and provide approvals /// for protocols & tokens which will be offered to accept by DAO /// All protocols & tokens in the list should be non-upgradable contracts /// Account mining will be finished before deployment any pools & credit managers function mineCreditAccount() external nonReentrant { require(!isMiningFinished, Errors.AF_MINING_IS_FINISHED); // T:[AF-17] addCreditAccount(); // T:[AF-18] ICreditAccount(tail).connectTo(address(this), 1, 1); // T:[AF-18] for (uint256 i = 0; i < miningApprovals.length; i++) { ICreditAccount(tail).approveToken( miningApprovals[i].token, miningApprovals[i].swapContract ); // T:[AF-18] } } /// @dev Adds pair token-contract to initial mining approval list /// These pairs will be used during accoutn mining which is designed /// to reduce gas prices for the first N reusable credit accounts function addMiningApprovals( DataTypes.MiningApproval[] calldata _miningApprovals ) external configuratorOnly // T:[AF-13] { require(!isMiningFinished, Errors.AF_MINING_IS_FINISHED); // T:[AF-17] for (uint256 i = 0; i < _miningApprovals.length; i++) { require( _miningApprovals[i].token != address(0) && _miningApprovals[i].swapContract != address(0), Errors.ZERO_ADDRESS_IS_NOT_ALLOWED ); DataTypes.MiningApproval memory item = DataTypes.MiningApproval( _miningApprovals[i].token, _miningApprovals[i].swapContract ); // T:[AF-19] miningApprovals.push(item); // T:[AF-19] } } /// @dev Finishes mining activity. Account mining is desinged as one-time /// activity and should be finished before deployment pools & credit managers. function finishMining() external configuratorOnly // T:[AF-13] { isMiningFinished = true; // T:[AF-17] } /** * @dev Checks available accounts in stock and deploys new one if there is the last one * * If: * --------- * * head * ⬇ * ------- * | VA1 | -> address(0) * ------- * ⬆ * tail * * Then: * --------- * * head * ⬇ * ------- -------------- * | VA1 | -> | newAccount | -> address(0) * ------- -------------- * ⬆ * tail * */ function _checkStock() internal { // T:[AF-9] if (_nextCreditAccount[head] == address(0)) { addCreditAccount(); // T:[AF-3] } } /// @dev Cancels allowance for particular contract /// @param account Address of credit account to be cancelled allowance /// @param token Address of token for allowance /// @param targetContract Address of contract to cancel allowance function cancelAllowance( address account, address token, address targetContract ) external configuratorOnly // T:[AF-13] { ICreditAccount(account).cancelAllowance(token, targetContract); // T:[AF-20] } // // GETTERS // /// @dev Counts how many credit accounts are in stock function countCreditAccountsInStock() external view override returns (uint256) { uint256 count = 0; address pointer = head; while (pointer != address(0)) { pointer = _nextCreditAccount[pointer]; count++; } return count; } /// @dev Count of deployed credit accounts function countCreditAccounts() external view override returns (uint256) { return creditAccountsSet.length(); // T:[AF-10] } function creditAccounts(uint256 id) external view override returns (address) { return creditAccountsSet.at(id); } function isCreditAccount(address addr) external view returns (bool) { return creditAccountsSet.contains(addr); // T:[AF-16] } }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity ^0.7.4; // Allows anyone to claim a token if they exist in a merkle root. interface IMerkleDistributor { // Returns the address of the token distributed by this contract. function token() external view returns (address); // Returns the merkle root of the merkle tree containing accounts and salt needed to claim. function merkleRoot() external view returns (bytes32); // Returns true if the index has been marked claimed. function isClaimed(uint256 index) external view returns (bool); // Claim the given amount of the token to the given address. Reverts if the inputs are invalid. function claim( uint256 index, uint256 salt, bytes32[] calldata merkleProof ) external; // This event is triggered whenever a call to #claim succeeds. event Claimed(uint256 index, address account); }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; /// @title Errors library library Errors { // // COMMON // string public constant ZERO_ADDRESS_IS_NOT_ALLOWED = "Z0"; string public constant NOT_IMPLEMENTED = "NI"; string public constant INCORRECT_PATH_LENGTH = "PL"; string public constant INCORRECT_ARRAY_LENGTH = "CR"; string public constant REGISTERED_CREDIT_ACCOUNT_MANAGERS_ONLY = "CP"; string public constant REGISTERED_POOLS_ONLY = "RP"; string public constant INCORRECT_PARAMETER = "IP"; // // MATH // string public constant MATH_MULTIPLICATION_OVERFLOW = "M1"; string public constant MATH_ADDITION_OVERFLOW = "M2"; string public constant MATH_DIVISION_BY_ZERO = "M3"; // // POOL // string public constant POOL_CONNECTED_CREDIT_MANAGERS_ONLY = "PS0"; string public constant POOL_INCOMPATIBLE_CREDIT_ACCOUNT_MANAGER = "PS1"; string public constant POOL_MORE_THAN_EXPECTED_LIQUIDITY_LIMIT = "PS2"; string public constant POOL_INCORRECT_WITHDRAW_FEE = "SP3"; string public constant POOL_CANT_ADD_CREDIT_MANAGER_TWICE = "PS4"; // // CREDIT MANAGER // string public constant CM_NO_OPEN_ACCOUNT = "CM1"; string public constant CM_ZERO_ADDRESS_OR_USER_HAVE_ALREADY_OPEN_CREDIT_ACCOUNT = "CM2"; string public constant CM_INCORRECT_AMOUNT = "CM3"; string public constant CM_CAN_LIQUIDATE_WITH_SUCH_HEALTH_FACTOR = "CM4"; string public constant CM_CAN_UPDATE_WITH_SUCH_HEALTH_FACTOR = "CM5"; string public constant CM_WETH_GATEWAY_ONLY = "CM6"; string public constant CM_INCORRECT_PARAMS = "CM7"; string public constant CM_INCORRECT_FEES = "CM8"; string public constant CM_MAX_LEVERAGE_IS_TOO_HIGH = "CM9"; string public constant CM_CANT_CLOSE_WITH_LOSS = "CMA"; string public constant CM_TARGET_CONTRACT_iS_NOT_ALLOWED = "CMB"; string public constant CM_TRANSFER_FAILED = "CMC"; string public constant CM_INCORRECT_NEW_OWNER = "CME"; // // ACCOUNT FACTORY // string public constant AF_CANT_CLOSE_CREDIT_ACCOUNT_IN_THE_SAME_BLOCK = "AF1"; string public constant AF_MINING_IS_FINISHED = "AF2"; string public constant AF_CREDIT_ACCOUNT_NOT_IN_STOCK = "AF3"; string public constant AF_EXTERNAL_ACCOUNTS_ARE_FORBIDDEN = "AF4"; // // ADDRESS PROVIDER // string public constant AS_ADDRESS_NOT_FOUND = "AP1"; // // CONTRACTS REGISTER // string public constant CR_POOL_ALREADY_ADDED = "CR1"; string public constant CR_CREDIT_MANAGER_ALREADY_ADDED = "CR2"; // // CREDIT_FILTER // string public constant CF_UNDERLYING_TOKEN_FILTER_CONFLICT = "CF0"; string public constant CF_INCORRECT_LIQUIDATION_THRESHOLD = "CF1"; string public constant CF_TOKEN_IS_NOT_ALLOWED = "CF2"; string public constant CF_CREDIT_MANAGERS_ONLY = "CF3"; string public constant CF_ADAPTERS_ONLY = "CF4"; string public constant CF_OPERATION_LOW_HEALTH_FACTOR = "CF5"; string public constant CF_TOO_MUCH_ALLOWED_TOKENS = "CF6"; string public constant CF_INCORRECT_CHI_THRESHOLD = "CF7"; string public constant CF_INCORRECT_FAST_CHECK = "CF8"; string public constant CF_NON_TOKEN_CONTRACT = "CF9"; string public constant CF_CONTRACT_IS_NOT_IN_ALLOWED_LIST = "CFA"; string public constant CF_FAST_CHECK_NOT_COVERED_COLLATERAL_DROP = "CFB"; string public constant CF_SOME_LIQUIDATION_THRESHOLD_MORE_THAN_NEW_ONE = "CFC"; string public constant CF_ADAPTER_CAN_BE_USED_ONLY_ONCE = "CFD"; string public constant CF_INCORRECT_PRICEFEED = "CFE"; string public constant CF_TRANSFER_IS_NOT_ALLOWED = "CFF"; string public constant CF_CREDIT_MANAGER_IS_ALREADY_SET = "CFG"; // // CREDIT ACCOUNT // string public constant CA_CONNECTED_CREDIT_MANAGER_ONLY = "CA1"; string public constant CA_FACTORY_ONLY = "CA2"; // // PRICE ORACLE // string public constant PO_PRICE_FEED_DOESNT_EXIST = "PO0"; string public constant PO_TOKENS_WITH_DECIMALS_MORE_18_ISNT_ALLOWED = "PO1"; string public constant PO_AGGREGATOR_DECIMALS_SHOULD_BE_18 = "PO2"; // // ACL // string public constant ACL_CALLER_NOT_PAUSABLE_ADMIN = "ACL1"; string public constant ACL_CALLER_NOT_CONFIGURATOR = "ACL2"; // // WETH GATEWAY // string public constant WG_DESTINATION_IS_NOT_WETH_COMPATIBLE = "WG1"; string public constant WG_RECEIVE_IS_NOT_ALLOWED = "WG2"; string public constant WG_NOT_ENOUGH_FUNDS = "WG3"; // // LEVERAGED ACTIONS // string public constant LA_INCORRECT_VALUE = "LA1"; string public constant LA_HAS_VALUE_WITH_TOKEN_TRANSFER = "LA2"; string public constant LA_UNKNOWN_SWAP_INTERFACE = "LA3"; string public constant LA_UNKNOWN_LP_INTERFACE = "LA4"; string public constant LA_LOWER_THAN_AMOUNT_MIN = "LA5"; string public constant LA_TOKEN_OUT_IS_NOT_COLLATERAL = "LA6"; // // YEARN PRICE FEED // string public constant YPF_PRICE_PER_SHARE_OUT_OF_RANGE = "YP1"; string public constant YPF_INCORRECT_LIMITER_PARAMETERS = "YP2"; // // TOKEN DISTRIBUTOR // string public constant TD_WALLET_IS_ALREADY_CONNECTED_TO_VC = "TD1"; string public constant TD_INCORRECT_WEIGHTS = "TD2"; string public constant TD_NON_ZERO_BALANCE_AFTER_DISTRIBUTION = "TD3"; string public constant TD_CONTRIBUTOR_IS_NOT_REGISTERED = "TD4"; }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; /// @title Optimised for front-end Address Provider interface interface IAppAddressProvider { function getDataCompressor() external view returns (address); function getGearToken() external view returns (address); function getWethToken() external view returns (address); function getWETHGateway() external view returns (address); function getPriceOracle() external view returns (address); function getLeveragedActions() external view returns (address); }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <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 () internal { address msgSender = _msgSender(); _owner = msgSender; emit OwnershipTransferred(address(0), 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 { emit OwnershipTransferred(_owner, address(0)); _owner = 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"); emit OwnershipTransferred(_owner, newOwner); _owner = newOwner; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /* * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with GSN meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address payable) { return msg.sender; } function _msgData() internal view virtual returns (bytes memory) { this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691 return msg.data; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <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. */ 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; // When the value to delete is the last one, the swap operation is unnecessary. However, since this occurs // so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement. 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] = toDeleteIndex + 1; // All indexes are 1-based // 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) { require(set._values.length > index, "EnumerableSet: index out of bounds"); return set._values[index]; } // 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); } // 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)))); } // 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)); } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming languages. * `SafeMath` restores this intuition by reverting the transaction when an * operation overflows. * * Using this library instead of the unchecked operations eliminates an entire * class of bugs, so it's recommended to use it always. */ library SafeMath { /** * @dev Returns the addition of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } /** * @dev Returns the substraction of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b > a) return (false, 0); return (true, a - b); } /** * @dev Returns the multiplication of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) return (true, 0); uint256 c = a * b; if (c / a != b) return (false, 0); return (true, c); } /** * @dev Returns the division of two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a / b); } /** * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a % b); } /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; require(c >= a, "SafeMath: addition overflow"); return c; } /** * @dev Returns the subtraction of two unsigned integers, reverting on * overflow (when the result is negative). * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b) internal pure returns (uint256) { require(b <= a, "SafeMath: subtraction overflow"); return a - b; } /** * @dev Returns the multiplication of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `*` operator. * * Requirements: * * - Multiplication cannot overflow. */ function mul(uint256 a, uint256 b) internal pure returns (uint256) { if (a == 0) return 0; uint256 c = a * b; require(c / a == b, "SafeMath: multiplication overflow"); return c; } /** * @dev Returns the integer division of two unsigned integers, reverting on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: division by zero"); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting when dividing by zero. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: modulo by zero"); return a % b; } /** * @dev Returns the subtraction of two unsigned integers, reverting with custom message on * overflow (when the result is negative). * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {trySub}. * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b <= a, errorMessage); return a - b; } /** * @dev Returns the integer division of two unsigned integers, reverting with custom message on * division by zero. The result is rounded towards zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryDiv}. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting with custom message when dividing by zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryMod}. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a % b; } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev https://eips.ethereum.org/EIPS/eip-1167[EIP 1167] is a standard for * deploying minimal proxy contracts, also known as "clones". * * > To simply and cheaply clone contract functionality in an immutable way, this standard specifies * > a minimal bytecode implementation that delegates all calls to a known, fixed address. * * The library includes functions to deploy a proxy using either `create` (traditional deployment) or `create2` * (salted deterministic deployment). It also includes functions to predict the addresses of clones deployed using the * deterministic method. * * _Available since v3.4._ */ library Clones { /** * @dev Deploys and returns the address of a clone that mimics the behaviour of `master`. * * This function uses the create opcode, which should never revert. */ function clone(address master) internal returns (address instance) { // solhint-disable-next-line no-inline-assembly assembly { let ptr := mload(0x40) mstore(ptr, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000000000000000000000) mstore(add(ptr, 0x14), shl(0x60, master)) mstore(add(ptr, 0x28), 0x5af43d82803e903d91602b57fd5bf30000000000000000000000000000000000) instance := create(0, ptr, 0x37) } require(instance != address(0), "ERC1167: create failed"); } /** * @dev Deploys and returns the address of a clone that mimics the behaviour of `master`. * * This function uses the create2 opcode and a `salt` to deterministically deploy * the clone. Using the same `master` and `salt` multiple time will revert, since * the clones cannot be deployed twice at the same address. */ function cloneDeterministic(address master, bytes32 salt) internal returns (address instance) { // solhint-disable-next-line no-inline-assembly assembly { let ptr := mload(0x40) mstore(ptr, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000000000000000000000) mstore(add(ptr, 0x14), shl(0x60, master)) mstore(add(ptr, 0x28), 0x5af43d82803e903d91602b57fd5bf30000000000000000000000000000000000) instance := create2(0, ptr, 0x37, salt) } require(instance != address(0), "ERC1167: create2 failed"); } /** * @dev Computes the address of a clone deployed using {Clones-cloneDeterministic}. */ function predictDeterministicAddress(address master, bytes32 salt, address deployer) internal pure returns (address predicted) { // solhint-disable-next-line no-inline-assembly assembly { let ptr := mload(0x40) mstore(ptr, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000000000000000000000) mstore(add(ptr, 0x14), shl(0x60, master)) mstore(add(ptr, 0x28), 0x5af43d82803e903d91602b57fd5bf3ff00000000000000000000000000000000) mstore(add(ptr, 0x38), shl(0x60, deployer)) mstore(add(ptr, 0x4c), salt) mstore(add(ptr, 0x6c), keccak256(ptr, 0x37)) predicted := keccak256(add(ptr, 0x37), 0x55) } } /** * @dev Computes the address of a clone deployed using {Clones-cloneDeterministic}. */ function predictDeterministicAddress(address master, bytes32 salt) internal view returns (address predicted) { return predictDeterministicAddress(master, salt, address(this)); } }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; pragma abicoder v2; import {DataTypes} from "../libraries/data/Types.sol"; interface IAccountFactory { // emits if new account miner was changed event AccountMinerChanged(address indexed miner); // emits each time when creditManager takes credit account event NewCreditAccount(address indexed account); // emits each time when creditManager takes credit account event InitializeCreditAccount( address indexed account, address indexed creditManager ); // emits each time when pool returns credit account event ReturnCreditAccount(address indexed account); // emits each time when DAO takes account from account factory forever event TakeForever(address indexed creditAccount, address indexed to); /// @dev Provide new creditAccount to pool. Creates a new one, if needed /// @return Address of creditAccount function takeCreditAccount( uint256 _borrowedAmount, uint256 _cumulativeIndexAtOpen ) external returns (address); /// @dev Takes credit account back and stay in tn the queue /// @param usedAccount Address of used credit account function returnCreditAccount(address usedAccount) external; /// @dev Returns address of next available creditAccount function getNext(address creditAccount) external view returns (address); /// @dev Returns head of list of unused credit accounts function head() external view returns (address); /// @dev Returns tail of list of unused credit accounts function tail() external view returns (address); /// @dev Returns quantity of unused credit accounts in the stock function countCreditAccountsInStock() external view returns (uint256); /// @dev Returns credit account address by its id function creditAccounts(uint256 id) external view returns (address); /// @dev Quantity of credit accounts function countCreditAccounts() external view returns (uint256); // function miningApprovals(uint i) external returns(DataTypes.MiningApproval calldata); }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; interface IAccountMiner { /// @dev Pays gas compensation for user function mineAccount(address payable user) external; /// @dev Returns account miner type function kind() external pure returns (bytes32); }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; /// @title Reusable Credit Account interface /// @notice Implements general credit account: /// - Keeps token balances /// - Keeps token balances /// - Stores general parameters: borrowed amount, cumulative index at open and block when it was initialized /// - Approves tokens for 3rd party contracts /// - Transfers assets /// - Execute financial orders /// /// More: https://dev.gearbox.fi/developers/creditManager/vanillacreditAccount interface ICreditAccount { /// @dev Initializes clone contract function initialize() external; /// @dev Connects credit account to credit manager /// @param _creditManager Credit manager address function connectTo( address _creditManager, uint256 _borrowedAmount, uint256 _cumulativeIndexAtOpen ) external; // /// @dev Set general credit account parameters. Restricted to credit managers only // /// @param _borrowedAmount Amount which pool lent to credit account // /// @param _cumulativeIndexAtOpen Cumulative index at open. Uses for interest calculation // function setGenericParameters( // // ) external; /// @dev Updates borrowed amount. Restricted to credit managers only /// @param _borrowedAmount Amount which pool lent to credit account function updateParameters( uint256 _borrowedAmount, uint256 _cumulativeIndexAtOpen ) external; /// @dev Approves particular token for swap contract /// @param token ERC20 token for allowance /// @param swapContract Swap contract address function approveToken(address token, address swapContract) external; /// @dev Cancels allowance for particular contract /// @param token Address of token for allowance /// @param targetContract Address of contract to cancel allowance function cancelAllowance(address token, address targetContract) external; /// Transfers tokens from credit account to provided address. Restricted for pool calls only /// @param token Token which should be tranferred from credit account /// @param to Address of recipient /// @param amount Amount to be transferred function safeTransfer( address token, address to, uint256 amount ) external; /// @dev Returns borrowed amount function borrowedAmount() external view returns (uint256); /// @dev Returns cumulative index at time of opening credit account function cumulativeIndexAtOpen() external view returns (uint256); /// @dev Returns Block number when it was initialised last time function since() external view returns (uint256); /// @dev Address of last connected credit manager function creditManager() external view returns (address); /// @dev Address of last connected credit manager function factory() external view returns (address); /// @dev Executed financial order on 3rd party service. Restricted for pool calls only /// @param destination Contract address which should be called /// @param data Call data which should be sent function execute(address destination, bytes memory data) external returns (bytes memory); }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; pragma abicoder v2; import {ICreditFilter} from "../interfaces/ICreditFilter.sol"; import {IAppCreditManager} from "./app/IAppCreditManager.sol"; import {DataTypes} from "../libraries/data/Types.sol"; /// @title Credit Manager interface /// @notice It encapsulates business logic for managing credit accounts /// /// More info: https://dev.gearbox.fi/developers/credit/credit_manager interface ICreditManager is IAppCreditManager { // Emits each time when the credit account is opened event OpenCreditAccount( address indexed sender, address indexed onBehalfOf, address indexed creditAccount, uint256 amount, uint256 borrowAmount, uint256 referralCode ); // Emits each time when the credit account is closed event CloseCreditAccount( address indexed owner, address indexed to, uint256 remainingFunds ); // Emits each time when the credit account is liquidated event LiquidateCreditAccount( address indexed owner, address indexed liquidator, uint256 remainingFunds ); // Emits each time when borrower increases borrowed amount event IncreaseBorrowedAmount(address indexed borrower, uint256 amount); // Emits each time when borrower adds collateral event AddCollateral( address indexed onBehalfOf, address indexed token, uint256 value ); // Emits each time when the credit account is repaid event RepayCreditAccount(address indexed owner, address indexed to); // Emit each time when financial order is executed event ExecuteOrder(address indexed borrower, address indexed target); // Emits each time when new fees are set event NewParameters( uint256 minAmount, uint256 maxAmount, uint256 maxLeverage, uint256 feeInterest, uint256 feeLiquidation, uint256 liquidationDiscount ); event TransferAccount(address indexed oldOwner, address indexed newOwner); // // CREDIT ACCOUNT MANAGEMENT // /** * @dev Opens credit account and provides credit funds. * - Opens credit account (take it from account factory) * - Transfers trader /farmers initial funds to credit account * - Transfers borrowed leveraged amount from pool (= amount x leverageFactor) calling lendCreditAccount() on connected Pool contract. * - Emits OpenCreditAccount event * Function reverts if user has already opened position * * More info: https://dev.gearbox.fi/developers/credit/credit_manager#open-credit-account * * @param amount Borrowers own funds * @param onBehalfOf The address that will receive the aTokens, same as msg.sender if the user * wants to receive them on his own wallet, or a different address if the beneficiary of aTokens * is a different wallet * @param leverageFactor Multiplier to borrowers own funds * @param referralCode Code used to register the integrator originating the operation, for potential rewards. * 0 if the action is executed directly by the user, without any middle-man */ function openCreditAccount( uint256 amount, address onBehalfOf, uint256 leverageFactor, uint256 referralCode ) external override; /** * @dev Closes credit account * - Swaps all assets to underlying one using default swap protocol * - Pays borrowed amount + interest accrued + fees back to the pool by calling repayCreditAccount * - Transfers remaining funds to the trader / farmer * - Closes the credit account and return it to account factory * - Emits CloseCreditAccount event * * More info: https://dev.gearbox.fi/developers/credit/credit_manager#close-credit-account * * @param to Address to send remaining funds * @param paths Exchange type data which provides paths + amountMinOut */ function closeCreditAccount(address to, DataTypes.Exchange[] calldata paths) external override; /** * @dev Liquidates credit account * - Transfers discounted total credit account value from liquidators account * - Pays borrowed funds + interest + fees back to pool, than transfers remaining funds to credit account owner * - Transfer all assets from credit account to liquidator ("to") account * - Returns credit account to factory * - Emits LiquidateCreditAccount event * * More info: https://dev.gearbox.fi/developers/credit/credit_manager#liquidate-credit-account * * @param borrower Borrower address * @param to Address to transfer all assets from credit account * @param force If true, use transfer function for transferring tokens instead of safeTransfer */ function liquidateCreditAccount( address borrower, address to, bool force ) external; /// @dev Repays credit account /// More info: https://dev.gearbox.fi/developers/credit/credit_manager#repay-credit-account /// /// @param to Address to send credit account assets function repayCreditAccount(address to) external override; /// @dev Repays credit account with ETH. Restricted to be called by WETH Gateway only /// /// @param borrower Address of borrower /// @param to Address to send credit account assets function repayCreditAccountETH(address borrower, address to) external returns (uint256); /// @dev Increases borrowed amount by transferring additional funds from /// the pool if after that HealthFactor > minHealth /// More info: https://dev.gearbox.fi/developers/credit/credit_manager#increase-borrowed-amount /// /// @param amount Amount to increase borrowed amount function increaseBorrowedAmount(uint256 amount) external override; /// @dev Adds collateral to borrower's credit account /// @param onBehalfOf Address of borrower to add funds /// @param token Token address /// @param amount Amount to add function addCollateral( address onBehalfOf, address token, uint256 amount ) external override; /// @dev Returns true if the borrower has opened a credit account /// @param borrower Borrower account function hasOpenedCreditAccount(address borrower) external view override returns (bool); /// @dev Calculates Repay amount = borrow amount + interest accrued + fee /// /// More info: https://dev.gearbox.fi/developers/credit/economy#repay /// https://dev.gearbox.fi/developers/credit/economy#liquidate /// /// @param borrower Borrower address /// @param isLiquidated True if calculated repay amount for liquidator function calcRepayAmount(address borrower, bool isLiquidated) external view override returns (uint256); /// @dev Returns minimal amount for open credit account function minAmount() external view returns (uint256); /// @dev Returns maximum amount for open credit account function maxAmount() external view returns (uint256); /// @dev Returns maximum leveraged factor allowed for this pool function maxLeverageFactor() external view returns (uint256); /// @dev Returns underlying token address function underlyingToken() external view returns (address); /// @dev Returns address of connected pool function poolService() external view returns (address); /// @dev Returns address of CreditFilter function creditFilter() external view returns (ICreditFilter); /// @dev Returns address of CreditFilter function creditAccounts(address borrower) external view returns (address); /// @dev Executes filtered order on credit account which is connected with particular borrowers /// @param borrower Borrower address /// @param target Target smart-contract /// @param data Call data for call function executeOrder( address borrower, address target, bytes memory data ) external returns (bytes memory); /// @dev Approves token for msg.sender's credit account function approve(address targetContract, address token) external; /// @dev Approve tokens for credit accounts. Restricted for adapters only function provideCreditAccountAllowance( address creditAccount, address toContract, address token ) external; function transferAccountOwnership(address newOwner) external; /// @dev Returns address of borrower's credit account and reverts of borrower has no one. /// @param borrower Borrower address function getCreditAccountOrRevert(address borrower) external view override returns (address); // function feeSuccess() external view returns (uint256); function feeInterest() external view returns (uint256); function feeLiquidation() external view returns (uint256); function liquidationDiscount() external view returns (uint256); function minHealthFactor() external view returns (uint256); function defaultSwapContract() external view override returns (address); }
// SPDX-License-Identifier: BUSL-1.1 // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; import {Errors} from "../libraries/helpers/Errors.sol"; import {ACLTrait} from "./ACLTrait.sol"; /// @title Pools & Contract managers registry /// @notice Keeps pools & contract manager addresses contract ContractsRegister is ACLTrait { // Pools list address[] public pools; mapping(address => bool) public isPool; // Credit Managers list address[] public creditManagers; mapping(address => bool) public isCreditManager; // Contract version uint256 public constant version = 1; // emits each time when new pool was added to register event NewPoolAdded(address indexed pool); // emits each time when new credit Manager was added to register event NewCreditManagerAdded(address indexed creditManager); constructor(address addressProvider) ACLTrait(addressProvider) {} /// @dev Adds pool to list /// @param newPoolAddress Address on new pool added function addPool(address newPoolAddress) external configuratorOnly // T:[CR-1] { require( newPoolAddress != address(0), Errors.ZERO_ADDRESS_IS_NOT_ALLOWED ); require(!isPool[newPoolAddress], Errors.CR_POOL_ALREADY_ADDED); // T:[CR-2] pools.push(newPoolAddress); // T:[CR-3] isPool[newPoolAddress] = true; // T:[CR-3] emit NewPoolAdded(newPoolAddress); // T:[CR-4] } /// @dev Returns array of registered pool addresses function getPools() external view returns (address[] memory) { return pools; } /// @return Returns quantity of registered pools function getPoolsCount() external view returns (uint256) { return pools.length; // T:[CR-3] } /// @dev Adds credit accounts manager address to the registry /// @param newCreditManager Address on new pausableAdmin added function addCreditManager(address newCreditManager) external configuratorOnly // T:[CR-1] { require( newCreditManager != address(0), Errors.ZERO_ADDRESS_IS_NOT_ALLOWED ); require( !isCreditManager[newCreditManager], Errors.CR_CREDIT_MANAGER_ALREADY_ADDED ); // T:[CR-5] creditManagers.push(newCreditManager); // T:[CR-6] isCreditManager[newCreditManager] = true; // T:[CR-6] emit NewCreditManagerAdded(newCreditManager); // T:[CR-7] } /// @dev Returns array of registered credit manager addresses function getCreditManagers() external view returns (address[] memory) { return creditManagers; } /// @return Returns quantity of registered credit managers function getCreditManagersCount() external view returns (uint256) { return creditManagers.length; // T:[CR-6] } }
// SPDX-License-Identifier: BUSL-1.1 // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; import {Initializable} from "@openzeppelin/contracts/proxy/Initializable.sol"; import {Address} from "@openzeppelin/contracts/utils/Address.sol"; import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol"; import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import {SafeERC20} from "@openzeppelin/contracts/token/ERC20/SafeERC20.sol"; import {ICreditAccount} from "../interfaces/ICreditAccount.sol"; import {Constants} from "../libraries/helpers/Constants.sol"; import {Errors} from "../libraries/helpers/Errors.sol"; /// @title Credit Account /// @notice Implements generic credit account logic: /// - Keeps token balances /// - Stores general parameters: borrowed amount, cumulative index at open and block when it was initialized /// - Approves tokens for 3rd party contracts /// - Transfers assets /// - Execute financial orders /// /// More: https://dev.gearbox.fi/developers/credit/credit_account contract CreditAccount is ICreditAccount, Initializable { using SafeERC20 for IERC20; using Address for address; address public override factory; // Keeps address of current credit Manager address public override creditManager; // Amount borrowed to this account uint256 public override borrowedAmount; // Cumulative index at credit account opening uint256 public override cumulativeIndexAtOpen; // Block number when it was initialised last time uint256 public override since; // Contract version uint constant public version = 1; /// @dev Restricts operation for current credit manager only modifier creditManagerOnly { require(msg.sender == creditManager, Errors.CA_CONNECTED_CREDIT_MANAGER_ONLY); _; } /// @dev Initialise used instead of constructor cause we use contract cloning function initialize() external override initializer { factory = msg.sender; } /// @dev Connects credit account to credit account address. Restricted to account factory (owner) only /// @param _creditManager Credit manager address function connectTo( address _creditManager, uint256 _borrowedAmount, uint256 _cumulativeIndexAtOpen ) external override { require(msg.sender == factory, Errors.CA_FACTORY_ONLY); creditManager = _creditManager; // T:[CA-7] borrowedAmount = _borrowedAmount; // T:[CA-3,7] cumulativeIndexAtOpen = _cumulativeIndexAtOpen; // T:[CA-3,7] since = block.number; // T:[CA-7] } /// @dev Updates borrowed amount. Restricted for current credit manager only /// @param _borrowedAmount Amount which pool lent to credit account function updateParameters(uint256 _borrowedAmount, uint256 _cumulativeIndexAtOpen) external override creditManagerOnly // T:[CA-2] { borrowedAmount = _borrowedAmount; // T:[CA-4] cumulativeIndexAtOpen = _cumulativeIndexAtOpen; } /// @dev Approves token for 3rd party contract. Restricted for current credit manager only /// @param token ERC20 token for allowance /// @param swapContract Swap contract address function approveToken(address token, address swapContract) external override creditManagerOnly // T:[CA-2] { IERC20(token).safeApprove(swapContract, 0); // T:[CA-5] IERC20(token).safeApprove(swapContract, Constants.MAX_INT); // T:[CA-5] } /// @dev Removes allowance token for 3rd party contract. Restricted for factory only /// @param token ERC20 token for allowance /// @param targetContract Swap contract address function cancelAllowance(address token, address targetContract) external override { require(msg.sender == factory, Errors.CA_FACTORY_ONLY); IERC20(token).safeApprove(targetContract, 0); } /// @dev Transfers tokens from credit account to provided address. Restricted for current credit manager only /// @param token Token which should be transferred from credit account /// @param to Address of recipient /// @param amount Amount to be transferred function safeTransfer( address token, address to, uint256 amount ) external override creditManagerOnly // T:[CA-2] { IERC20(token).safeTransfer(to, amount); // T:[CA-6] } /// @dev Executes financial order on 3rd party service. Restricted for current credit manager only /// @param destination Contract address which should be called /// @param data Call data which should be sent function execute(address destination, bytes memory data) external override creditManagerOnly returns (bytes memory) { return destination.functionCall(data); // T: [CM-48] } }
// SPDX-License-Identifier: BUSL-1.1 // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; import {Pausable} from "@openzeppelin/contracts/utils/Pausable.sol"; import {AddressProvider} from "./AddressProvider.sol"; import {ACL} from "./ACL.sol"; import {Errors} from "../libraries/helpers/Errors.sol"; /// @title ACL Trait /// @notice Trait which adds acl functions to contract abstract contract ACLTrait is Pausable { // ACL contract to check rights ACL private _acl; /// @dev constructor /// @param addressProvider Address of address repository constructor(address addressProvider) { require( addressProvider != address(0), Errors.ZERO_ADDRESS_IS_NOT_ALLOWED ); _acl = ACL(AddressProvider(addressProvider).getACL()); } /// @dev Reverts if msg.sender is not configurator modifier configuratorOnly() { require( _acl.isConfigurator(msg.sender), Errors.ACL_CALLER_NOT_CONFIGURATOR ); // T:[ACLT-8] _; } ///@dev Pause contract function pause() external { require( _acl.isPausableAdmin(msg.sender), Errors.ACL_CALLER_NOT_PAUSABLE_ADMIN ); // T:[ACLT-1] _pause(); } /// @dev Unpause contract function unpause() external { require( _acl.isUnpausableAdmin(msg.sender), Errors.ACL_CALLER_NOT_PAUSABLE_ADMIN ); // T:[ACLT-1],[ACLT-2] _unpause(); } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor () internal { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and make it call a * `private` function that does the actual work. */ modifier nonReentrant() { // On the first call to nonReentrant, _notEntered will be true require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; _; // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; /// @title DataType library /// @notice Contains data types used in data compressor. library DataTypes { struct Exchange { address[] path; uint256 amountOutMin; } struct TokenBalance { address token; uint256 balance; bool isAllowed; } struct ContractAdapter { address allowedContract; address adapter; } struct CreditAccountData { address addr; address borrower; bool inUse; address creditManager; address underlyingToken; uint256 borrowedAmountPlusInterest; uint256 totalValue; uint256 healthFactor; uint256 borrowRate; TokenBalance[] balances; } struct CreditAccountDataExtended { address addr; address borrower; bool inUse; address creditManager; address underlyingToken; uint256 borrowedAmountPlusInterest; uint256 totalValue; uint256 healthFactor; uint256 borrowRate; TokenBalance[] balances; uint256 repayAmount; uint256 liquidationAmount; bool canBeClosed; uint256 borrowedAmount; uint256 cumulativeIndexAtOpen; uint256 since; } struct CreditManagerData { address addr; bool hasAccount; address underlyingToken; bool isWETH; bool canBorrow; uint256 borrowRate; uint256 minAmount; uint256 maxAmount; uint256 maxLeverageFactor; uint256 availableLiquidity; address[] allowedTokens; ContractAdapter[] adapters; } struct PoolData { address addr; bool isWETH; address underlyingToken; address dieselToken; uint256 linearCumulativeIndex; uint256 availableLiquidity; uint256 expectedLiquidity; uint256 expectedLiquidityLimit; uint256 totalBorrowed; uint256 depositAPY_RAY; uint256 borrowAPY_RAY; uint256 dieselRate_RAY; uint256 withdrawFee; uint256 cumulativeIndex_RAY; uint256 timestampLU; } struct TokenInfo { address addr; string symbol; uint8 decimals; } struct AddressProviderData { address contractRegister; address acl; address priceOracle; address traderAccountFactory; address dataCompressor; address farmingFactory; address accountMiner; address treasuryContract; address gearToken; address wethToken; address wethGateway; } struct MiningApproval { address token; address swapContract; } }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; interface ICreditFilter { // Emits each time token is allowed or liquidtion threshold changed event TokenAllowed(address indexed token, uint256 liquidityThreshold); // Emits each time token is allowed or liquidtion threshold changed event TokenForbidden(address indexed token); // Emits each time contract is allowed or adapter changed event ContractAllowed(address indexed protocol, address indexed adapter); // Emits each time contract is forbidden event ContractForbidden(address indexed protocol); // Emits each time when fast check parameters are updated event NewFastCheckParameters(uint256 chiThreshold, uint256 fastCheckDelay); event TransferAccountAllowed( address indexed from, address indexed to, bool state ); event TransferPluginAllowed( address indexed pugin, bool state ); event PriceOracleUpdated(address indexed newPriceOracle); // // STATE-CHANGING FUNCTIONS // /// @dev Adds token to the list of allowed tokens /// @param token Address of allowed token /// @param liquidationThreshold The constant showing the maximum allowable ratio of Loan-To-Value for the i-th asset. function allowToken(address token, uint256 liquidationThreshold) external; /// @dev Adds contract to the list of allowed contracts /// @param targetContract Address of contract to be allowed /// @param adapter Adapter contract address function allowContract(address targetContract, address adapter) external; /// @dev Forbids contract and removes it from the list of allowed contracts /// @param targetContract Address of allowed contract function forbidContract(address targetContract) external; /// @dev Checks financial order and reverts if tokens aren't in list or collateral protection alerts /// @param creditAccount Address of credit account /// @param tokenIn Address of token In in swap operation /// @param tokenOut Address of token Out in swap operation /// @param amountIn Amount of tokens in /// @param amountOut Amount of tokens out function checkCollateralChange( address creditAccount, address tokenIn, address tokenOut, uint256 amountIn, uint256 amountOut ) external; function checkMultiTokenCollateral( address creditAccount, uint256[] memory amountIn, uint256[] memory amountOut, address[] memory tokenIn, address[] memory tokenOut ) external; /// @dev Connects credit managaer, hecks that all needed price feeds exists and finalize config function connectCreditManager(address poolService) external; /// @dev Sets collateral protection for new credit accounts function initEnabledTokens(address creditAccount) external; function checkAndEnableToken(address creditAccount, address token) external; // // GETTERS // /// @dev Returns quantity of contracts in allowed list function allowedContractsCount() external view returns (uint256); /// @dev Returns of contract address from the allowed list by its id function allowedContracts(uint256 id) external view returns (address); /// @dev Reverts if token isn't in token allowed list function revertIfTokenNotAllowed(address token) external view; /// @dev Returns true if token is in allowed list otherwise false function isTokenAllowed(address token) external view returns (bool); /// @dev Returns quantity of tokens in allowed list function allowedTokensCount() external view returns (uint256); /// @dev Returns of token address from allowed list by its id function allowedTokens(uint256 id) external view returns (address); /// @dev Calculates total value for provided address /// More: https://dev.gearbox.fi/developers/credit/economy#total-value /// /// @param creditAccount Token creditAccount address function calcTotalValue(address creditAccount) external view returns (uint256 total); /// @dev Calculates Threshold Weighted Total Value /// More: https://dev.gearbox.fi/developers/credit/economy#threshold-weighted-value /// ///@param creditAccount Credit account address function calcThresholdWeightedValue(address creditAccount) external view returns (uint256 total); function contractToAdapter(address allowedContract) external view returns (address); /// @dev Returns address of underlying token function underlyingToken() external view returns (address); /// @dev Returns address & balance of token by the id of allowed token in the list /// @param creditAccount Credit account address /// @param id Id of token in allowed list /// @return token Address of token /// @return balance Token balance function getCreditAccountTokenById(address creditAccount, uint256 id) external view returns ( address token, uint256 balance, uint256 tv, uint256 twv ); /** * @dev Calculates health factor for the credit account * * sum(asset[i] * liquidation threshold[i]) * Hf = -------------------------------------------- * borrowed amount + interest accrued * * * More info: https://dev.gearbox.fi/developers/credit/economy#health-factor * * @param creditAccount Credit account address * @return Health factor in percents (see PERCENTAGE FACTOR in PercentageMath.sol) */ function calcCreditAccountHealthFactor(address creditAccount) external view returns (uint256); /// @dev Calculates credit account interest accrued /// More: https://dev.gearbox.fi/developers/credit/economy#interest-rate-accrued /// /// @param creditAccount Credit account address function calcCreditAccountAccruedInterest(address creditAccount) external view returns (uint256); /// @dev Return enabled tokens - token masks where each bit is "1" is token is enabled function enabledTokens(address creditAccount) external view returns (uint256); function liquidationThresholds(address token) external view returns (uint256); function priceOracle() external view returns (address); function updateUnderlyingTokenLiquidationThreshold() external; function revertIfCantIncreaseBorrowing( address creditAccount, uint256 minHealthFactor ) external view; function revertIfAccountTransferIsNotAllowed( address onwer, address creditAccount ) external view; function approveAccountTransfers(address from, bool state) external; function allowanceForAccountTransfers(address from, address to) external view returns (bool); }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; pragma abicoder v2; import {DataTypes} from "../../libraries/data/Types.sol"; /// @title Optimised for front-end credit Manager interface /// @notice It's optimised for light-weight abi interface IAppCreditManager { function openCreditAccount( uint256 amount, address onBehalfOf, uint256 leverageFactor, uint256 referralCode ) external; function closeCreditAccount(address to, DataTypes.Exchange[] calldata paths) external; function repayCreditAccount(address to) external; function increaseBorrowedAmount(uint256 amount) external; function addCollateral( address onBehalfOf, address token, uint256 amount ) external; function calcRepayAmount(address borrower, bool isLiquidated) external view returns (uint256); function getCreditAccountOrRevert(address borrower) external view returns (address); function hasOpenedCreditAccount(address borrower) external view returns (bool); function defaultSwapContract() external view returns (address); }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "./Context.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 Pausable is Context { /** * @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. */ constructor () internal { _paused = false; } /** * @dev Returns true if the contract is paused, and false otherwise. */ function paused() public view virtual returns (bool) { return _paused; } /** * @dev Modifier to make a function callable only when the contract is not paused. * * Requirements: * * - The contract must not be paused. */ modifier whenNotPaused() { require(!paused(), "Pausable: paused"); _; } /** * @dev Modifier to make a function callable only when the contract is paused. * * Requirements: * * - The contract must be paused. */ modifier whenPaused() { 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()); } }
// SPDX-License-Identifier: BUSL-1.1 // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol"; import {Errors} from "../libraries/helpers/Errors.sol"; /// @title ACL keeps admins addresses /// More info: https://dev.gearbox.fi/security/roles contract ACL is Ownable { mapping(address => bool) public pausableAdminSet; mapping(address => bool) public unpausableAdminSet; // Contract version uint256 public constant version = 1; // emits each time when new pausable admin added event PausableAdminAdded(address indexed newAdmin); // emits each time when pausable admin removed event PausableAdminRemoved(address indexed admin); // emits each time when new unpausable admin added event UnpausableAdminAdded(address indexed newAdmin); // emits each times when unpausable admin removed event UnpausableAdminRemoved(address indexed admin); /// @dev Adds pausable admin address /// @param newAdmin Address of new pausable admin function addPausableAdmin(address newAdmin) external onlyOwner // T:[ACL-1] { pausableAdminSet[newAdmin] = true; // T:[ACL-2] emit PausableAdminAdded(newAdmin); // T:[ACL-2] } /// @dev Removes pausable admin /// @param admin Address of admin which should be removed function removePausableAdmin(address admin) external onlyOwner // T:[ACL-1] { pausableAdminSet[admin] = false; // T:[ACL-3] emit PausableAdminRemoved(admin); // T:[ACL-3] } /// @dev Returns true if the address is pausable admin and false if not function isPausableAdmin(address addr) external view returns (bool) { return pausableAdminSet[addr]; // T:[ACL-2,3] } /// @dev Adds unpausable admin address to the list /// @param newAdmin Address of new unpausable admin function addUnpausableAdmin(address newAdmin) external onlyOwner // T:[ACL-1] { unpausableAdminSet[newAdmin] = true; // T:[ACL-4] emit UnpausableAdminAdded(newAdmin); // T:[ACL-4] } /// @dev Removes unpausable admin /// @param admin Address of admin to be removed function removeUnpausableAdmin(address admin) external onlyOwner // T:[ACL-1] { unpausableAdminSet[admin] = false; // T:[ACL-5] emit UnpausableAdminRemoved(admin); // T:[ACL-5] } /// @dev Returns true if the address is unpausable admin and false if not function isUnpausableAdmin(address addr) external view returns (bool) { return unpausableAdminSet[addr]; // T:[ACL-4,5] } /// @dev Returns true if addr has configurator rights function isConfigurator(address account) external view returns (bool) { return account == owner(); // T:[ACL-6] } }
// SPDX-License-Identifier: MIT // solhint-disable-next-line compiler-version pragma solidity >=0.4.24 <0.8.0; import "../utils/Address.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 a proxied contract can't have 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. * * 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 {UpgradeableProxy-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. */ abstract contract Initializable { /** * @dev Indicates that the contract has been initialized. */ bool private _initialized; /** * @dev Indicates that the contract is in the process of being initialized. */ bool private _initializing; /** * @dev Modifier to protect an initializer function from being invoked twice. */ modifier initializer() { require(_initializing || _isConstructor() || !_initialized, "Initializable: contract is already initialized"); bool isTopLevelCall = !_initializing; if (isTopLevelCall) { _initializing = true; _initialized = true; } _; if (isTopLevelCall) { _initializing = false; } } /// @dev Returns true if and only if the function is running in the constructor function _isConstructor() private view returns (bool) { return !Address.isContract(address(this)); } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.2 <0.8.0; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize, which returns 0 for contracts in // construction, since the code is only stored at the end of the // constructor execution. uint256 size; // solhint-disable-next-line no-inline-assembly assembly { size := extcodesize(account) } return size > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); // solhint-disable-next-line avoid-low-level-calls, avoid-call-value (bool success, ) = recipient.call{ value: amount }(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain`call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.call{ value: value }(data); return _verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.staticcall(data); return _verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) { require(isContract(target), "Address: delegate call to non-contract"); // solhint-disable-next-line avoid-low-level-calls (bool success, bytes memory returndata) = target.delegatecall(data); return _verifyCallResult(success, returndata, errorMessage); } function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly // solhint-disable-next-line no-inline-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; import "./IERC20.sol"; import "../../math/SafeMath.sol"; import "../../utils/Address.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using SafeMath for uint256; using Address for address; function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value)); } /** * @dev Deprecated. This function has issues similar to the ones found in * {IERC20-approve}, and its usage is discouraged. * * Whenever possible, use {safeIncreaseAllowance} and * {safeDecreaseAllowance} instead. */ function safeApprove(IERC20 token, address spender, uint256 value) internal { // safeApprove should only be called when setting an initial allowance, // or when resetting it to zero. To increase and decrease it, use // 'safeIncreaseAllowance' and 'safeDecreaseAllowance' // solhint-disable-next-line max-line-length require((value == 0) || (token.allowance(address(this), spender) == 0), "SafeERC20: approve from non-zero to non-zero allowance" ); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value)); } function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 newAllowance = token.allowance(address(this), spender).add(value); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero"); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed"); if (returndata.length > 0) { // Return data is optional // solhint-disable-next-line max-line-length require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } } }
// SPDX-License-Identifier: GPL-2.0-or-later // Gearbox Protocol. Generalized leverage for DeFi protocols // (c) Gearbox Holdings, 2021 pragma solidity ^0.7.4; import {PercentageMath} from "../math/PercentageMath.sol"; library Constants { uint256 constant MAX_INT = 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff; // 25% of MAX_INT uint256 constant MAX_INT_4 = 0x3fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff; // REWARD FOR LEAN DEPLOYMENT MINING uint256 constant ACCOUNT_CREATION_REWARD = 1e5; uint256 constant DEPLOYMENT_COST = 1e17; // FEE = 10% uint256 constant FEE_INTEREST = 1000; // 10% // FEE + LIQUIDATION_FEE 2% uint256 constant FEE_LIQUIDATION = 200; // Liquidation premium 5% uint256 constant LIQUIDATION_DISCOUNTED_SUM = 9500; // 100% - LIQUIDATION_FEE - LIQUIDATION_PREMIUM uint256 constant UNDERLYING_TOKEN_LIQUIDATION_THRESHOLD = LIQUIDATION_DISCOUNTED_SUM - FEE_LIQUIDATION; // Seconds in a year uint256 constant SECONDS_PER_YEAR = 365 days; uint256 constant SECONDS_PER_ONE_AND_HALF_YEAR = SECONDS_PER_YEAR * 3 /2; // 1e18 uint256 constant RAY = 1e27; uint256 constant WAD = 1e18; // OPERATIONS uint8 constant OPERATION_CLOSURE = 1; uint8 constant OPERATION_REPAY = 2; uint8 constant OPERATION_LIQUIDATION = 3; // Decimals for leverage, so x4 = 4*LEVERAGE_DECIMALS for openCreditAccount function uint8 constant LEVERAGE_DECIMALS = 100; // Maximum withdraw fee for pool in percentage math format. 100 = 1% uint8 constant MAX_WITHDRAW_FEE = 100; uint256 constant CHI_THRESHOLD = 9950; uint256 constant HF_CHECK_INTERVAL_DEFAULT = 4; uint256 constant NO_SWAP = 0; uint256 constant UNISWAP_V2 = 1; uint256 constant UNISWAP_V3 = 2; uint256 constant CURVE_V1 = 3; uint256 constant LP_YEARN = 4; uint256 constant EXACT_INPUT = 1; uint256 constant EXACT_OUTPUT = 2; }
// SPDX-License-Identifier: agpl-3.0 pragma solidity ^0.7.4; import {Errors} from "../helpers/Errors.sol"; /** * @title PercentageMath library * @author Aave * @notice Provides functions to perform percentage calculations * @dev Percentages are defined by default with 2 decimals of precision (100.00). The precision is indicated by PERCENTAGE_FACTOR * @dev Operations are rounded half up **/ library PercentageMath { uint256 constant PERCENTAGE_FACTOR = 1e4; //percentage plus two decimals uint256 constant HALF_PERCENT = PERCENTAGE_FACTOR / 2; /** * @dev Executes a percentage multiplication * @param value The value of which the percentage needs to be calculated * @param percentage The percentage of the value to be calculated * @return The percentage of value **/ function percentMul(uint256 value, uint256 percentage) internal pure returns (uint256) { if (value == 0 || percentage == 0) { return 0; // T:[PM-1] } require( value <= (type(uint256).max - HALF_PERCENT) / percentage, Errors.MATH_MULTIPLICATION_OVERFLOW ); // T:[PM-1] return (value * percentage + HALF_PERCENT) / PERCENTAGE_FACTOR; // T:[PM-1] } /** * @dev Executes a percentage division * @param value The value of which the percentage needs to be calculated * @param percentage The percentage of the value to be calculated * @return The value divided the percentage **/ function percentDiv(uint256 value, uint256 percentage) internal pure returns (uint256) { require(percentage != 0, Errors.MATH_DIVISION_BY_ZERO); // T:[PM-2] uint256 halfPercentage = percentage / 2; // T:[PM-2] require( value <= (type(uint256).max - halfPercentage) / PERCENTAGE_FACTOR, Errors.MATH_MULTIPLICATION_OVERFLOW ); // T:[PM-2] return (value * PERCENTAGE_FACTOR + halfPercentage) / percentage; } }
{ "optimizer": { "enabled": false, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
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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)
000000000000000000000000ba3335588d9403515223f109edc4eb7269a9ab5d4048be2437647719adab4e6649026e5af498a8e00c4ed10f8aa33958949834ea00000000000000000000000000000000000000000000152d02c7e14af6800000000000000000000000000000cf64698aff7e5f27a11dff868af228653ba53be0
-----Decoded View---------------
Arg [0] : token_ (address): 0xBa3335588D9403515223F109EdC4eB7269a9Ab5D
Arg [1] : merkleRoot_ (bytes32): 0x4048be2437647719adab4e6649026e5af498a8e00c4ed10f8aa33958949834ea
Arg [2] : amount_ (uint256): 100000000000000000000000
Arg [3] : addressProvider (address): 0xcF64698AFF7E5f27A11dff868AF228653ba53be0
-----Encoded View---------------
4 Constructor Arguments found :
Arg [0] : 000000000000000000000000ba3335588d9403515223f109edc4eb7269a9ab5d
Arg [1] : 4048be2437647719adab4e6649026e5af498a8e00c4ed10f8aa33958949834ea
Arg [2] : 00000000000000000000000000000000000000000000152d02c7e14af6800000
Arg [3] : 000000000000000000000000cf64698aff7e5f27a11dff868af228653ba53be0
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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.