Token
Qoda Test Token (QODA.T)
ERC-20
Overview
Max Total Supply
9,100,000 QODA.T
Holders
763
Market
Price
$0.00 @ 0.000000 DEV
Onchain Market Cap
$0.00
Circulating Supply Market Cap
-
Other Info
Token Contract (WITH 18 Decimals)
Balance
13 QODA.TLoading...
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Contract Name:
QodaERC20
Compiler Version
v0.8.10+commit.fc410830
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: UNLICENSED pragma solidity ^0.8.9; import "@openzeppelin/contracts/token/ERC20/ERC20.sol"; import "./interfaces/IQodaERC20.sol"; import "./interfaces/IQAdmin.sol"; contract QodaERC20 is ERC20, IQodaERC20 { /// @notice Contract storing all global Qoda parameters IQAdmin private _qAdmin; uint private immutable _SUPPLY_CAP; constructor(address qAdminAddress, uint supplyCap_, string memory name_, string memory symbol_) ERC20(name_, symbol_) { _qAdmin = IQAdmin(qAdminAddress); _SUPPLY_CAP = supplyCap_; } /// @notice Modifier which checks that the caller has the minter role modifier onlyMinter() { require(_qAdmin.hasRole(_qAdmin.MINTER_ROLE(), msg.sender), "QodaERC20: only minter"); _; } /// @notice Mints tokens to a recipient, as long as it is under the /// supply cap. Reverts if the caller does not have the minter role. /// Mint will fail without revert if total supply exceeds `_SUPPLY_CAP`. /// @param recipient Account to mint tokens to /// @param amount Amount of tokens to mint /// @return bool True if mint successful, false otherwise function mint(address recipient, uint amount) external onlyMinter returns(bool){ if(totalSupply() + amount <= _SUPPLY_CAP) { _mint(recipient, amount); return true; } return false; } function supplyCap() external view returns(uint) { return _SUPPLY_CAP; } /// @notice Get the address of the `QAdmin` contract /// @return address Address of `QAdmin` contract function qAdmin() external view returns(address){ return address(_qAdmin); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (token/ERC20/ERC20.sol) pragma solidity ^0.8.0; import "./IERC20.sol"; import "./extensions/IERC20Metadata.sol"; import "../../utils/Context.sol"; /** * @dev Implementation of the {IERC20} interface. * * This implementation is agnostic to the way tokens are created. This means * that a supply mechanism has to be added in a derived contract using {_mint}. * For a generic mechanism see {ERC20PresetMinterPauser}. * * TIP: For a detailed writeup see our guide * https://forum.zeppelin.solutions/t/how-to-implement-erc20-supply-mechanisms/226[How * to implement supply mechanisms]. * * We have followed general OpenZeppelin Contracts guidelines: functions revert * instead returning `false` on failure. This behavior is nonetheless * conventional and does not conflict with the expectations of ERC20 * applications. * * Additionally, an {Approval} event is emitted on calls to {transferFrom}. * This allows applications to reconstruct the allowance for all accounts just * by listening to said events. Other implementations of the EIP may not emit * these events, as it isn't required by the specification. * * Finally, the non-standard {decreaseAllowance} and {increaseAllowance} * functions have been added to mitigate the well-known issues around setting * allowances. See {IERC20-approve}. */ contract ERC20 is Context, IERC20, IERC20Metadata { mapping(address => uint256) private _balances; mapping(address => mapping(address => uint256)) private _allowances; uint256 private _totalSupply; string private _name; string private _symbol; /** * @dev Sets the values for {name} and {symbol}. * * The default value of {decimals} is 18. To select a different value for * {decimals} you should overload it. * * All two of these values are immutable: they can only be set once during * construction. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /** * @dev Returns the name of the token. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev Returns the symbol of the token, usually a shorter version of the * name. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev Returns the number of decimals used to get its user representation. * For example, if `decimals` equals `2`, a balance of `505` tokens should * be displayed to a user as `5.05` (`505 / 10 ** 2`). * * Tokens usually opt for a value of 18, imitating the relationship between * Ether and Wei. This is the value {ERC20} uses, unless this function is * overridden; * * NOTE: This information is only used for _display_ purposes: it in * no way affects any of the arithmetic of the contract, including * {IERC20-balanceOf} and {IERC20-transfer}. */ function decimals() public view virtual override returns (uint8) { return 18; } /** * @dev See {IERC20-totalSupply}. */ function totalSupply() public view virtual override returns (uint256) { return _totalSupply; } /** * @dev See {IERC20-balanceOf}. */ function balanceOf(address account) public view virtual override returns (uint256) { return _balances[account]; } /** * @dev See {IERC20-transfer}. * * Requirements: * * - `to` cannot be the zero address. * - the caller must have a balance of at least `amount`. */ function transfer(address to, uint256 amount) public virtual override returns (bool) { address owner = _msgSender(); _transfer(owner, to, amount); return true; } /** * @dev See {IERC20-allowance}. */ function allowance(address owner, address spender) public view virtual override returns (uint256) { return _allowances[owner][spender]; } /** * @dev See {IERC20-approve}. * * NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on * `transferFrom`. This is semantically equivalent to an infinite approval. * * Requirements: * * - `spender` cannot be the zero address. */ function approve(address spender, uint256 amount) public virtual override returns (bool) { address owner = _msgSender(); _approve(owner, spender, amount); return true; } /** * @dev See {IERC20-transferFrom}. * * Emits an {Approval} event indicating the updated allowance. This is not * required by the EIP. See the note at the beginning of {ERC20}. * * NOTE: Does not update the allowance if the current allowance * is the maximum `uint256`. * * Requirements: * * - `from` and `to` cannot be the zero address. * - `from` must have a balance of at least `amount`. * - the caller must have allowance for ``from``'s tokens of at least * `amount`. */ function transferFrom( address from, address to, uint256 amount ) public virtual override returns (bool) { address spender = _msgSender(); _spendAllowance(from, spender, amount); _transfer(from, to, amount); return true; } /** * @dev Atomically increases the allowance granted to `spender` by the caller. * * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * * Emits an {Approval} event indicating the updated allowance. * * Requirements: * * - `spender` cannot be the zero address. */ function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) { address owner = _msgSender(); _approve(owner, spender, allowance(owner, spender) + addedValue); return true; } /** * @dev Atomically decreases the allowance granted to `spender` by the caller. * * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * * Emits an {Approval} event indicating the updated allowance. * * Requirements: * * - `spender` cannot be the zero address. * - `spender` must have allowance for the caller of at least * `subtractedValue`. */ function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) { address owner = _msgSender(); uint256 currentAllowance = allowance(owner, spender); require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero"); unchecked { _approve(owner, spender, currentAllowance - subtractedValue); } return true; } /** * @dev Moves `amount` of tokens from `from` to `to`. * * This internal function is equivalent to {transfer}, and can be used to * e.g. implement automatic token fees, slashing mechanisms, etc. * * Emits a {Transfer} event. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `from` must have a balance of at least `amount`. */ function _transfer( address from, address to, uint256 amount ) internal virtual { require(from != address(0), "ERC20: transfer from the zero address"); require(to != address(0), "ERC20: transfer to the zero address"); _beforeTokenTransfer(from, to, amount); uint256 fromBalance = _balances[from]; require(fromBalance >= amount, "ERC20: transfer amount exceeds balance"); unchecked { _balances[from] = fromBalance - amount; } _balances[to] += amount; emit Transfer(from, to, amount); _afterTokenTransfer(from, to, amount); } /** @dev Creates `amount` tokens and assigns them to `account`, increasing * the total supply. * * Emits a {Transfer} event with `from` set to the zero address. * * Requirements: * * - `account` cannot be the zero address. */ function _mint(address account, uint256 amount) internal virtual { require(account != address(0), "ERC20: mint to the zero address"); _beforeTokenTransfer(address(0), account, amount); _totalSupply += amount; _balances[account] += amount; emit Transfer(address(0), account, amount); _afterTokenTransfer(address(0), account, amount); } /** * @dev Destroys `amount` tokens from `account`, reducing the * total supply. * * Emits a {Transfer} event with `to` set to the zero address. * * Requirements: * * - `account` cannot be the zero address. * - `account` must have at least `amount` tokens. */ function _burn(address account, uint256 amount) internal virtual { require(account != address(0), "ERC20: burn from the zero address"); _beforeTokenTransfer(account, address(0), amount); uint256 accountBalance = _balances[account]; require(accountBalance >= amount, "ERC20: burn amount exceeds balance"); unchecked { _balances[account] = accountBalance - amount; } _totalSupply -= amount; emit Transfer(account, address(0), amount); _afterTokenTransfer(account, address(0), amount); } /** * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens. * * This internal function is equivalent to `approve`, and can be used to * e.g. set automatic allowances for certain subsystems, etc. * * Emits an {Approval} event. * * Requirements: * * - `owner` cannot be the zero address. * - `spender` cannot be the zero address. */ function _approve( address owner, address spender, uint256 amount ) internal virtual { require(owner != address(0), "ERC20: approve from the zero address"); require(spender != address(0), "ERC20: approve to the zero address"); _allowances[owner][spender] = amount; emit Approval(owner, spender, amount); } /** * @dev Updates `owner` s allowance for `spender` based on spent `amount`. * * Does not update the allowance amount in case of infinite allowance. * Revert if not enough allowance is available. * * Might emit an {Approval} event. */ function _spendAllowance( address owner, address spender, uint256 amount ) internal virtual { uint256 currentAllowance = allowance(owner, spender); if (currentAllowance != type(uint256).max) { require(currentAllowance >= amount, "ERC20: insufficient allowance"); unchecked { _approve(owner, spender, currentAllowance - amount); } } } /** * @dev Hook that is called before any transfer of tokens. This includes * minting and burning. * * Calling conditions: * * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens * will be transferred to `to`. * - when `from` is zero, `amount` tokens will be minted for `to`. * - when `to` is zero, `amount` of ``from``'s tokens will be burned. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer( address from, address to, uint256 amount ) internal virtual {} /** * @dev Hook that is called after any transfer of tokens. This includes * minting and burning. * * Calling conditions: * * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens * has been transferred to `to`. * - when `from` is zero, `amount` tokens have been minted for `to`. * - when `to` is zero, `amount` of ``from``'s tokens have been burned. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _afterTokenTransfer( address from, address to, uint256 amount ) internal virtual {} }
// SPDX-License-Identifier: UNLICENSED pragma solidity ^0.8.9; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol"; interface IQodaERC20 is IERC20, IERC20Metadata { /// @notice Mints tokens to a recipient, as long as it is under the /// supply cap. Reverts if the caller does not have the minter role. /// @param recipient Account to mint tokens to /// @param amount Amount of tokens to mint function mint(address recipient, uint amount) external returns(bool); function supplyCap() external view returns(uint); }
//SPDX-License-Identifier: UNLICENSED pragma solidity ^0.8.9; import "@openzeppelin/contracts-upgradeable/access/IAccessControlUpgradeable.sol"; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "../libraries/QTypes.sol"; interface IQAdmin is IAccessControlUpgradeable { /// @notice Emitted when a new FixedRateMarket is deployed event CreateFixedRateMarket(address indexed marketAddress, address indexed tokenAddress, uint maturity); /// @notice Emitted when a new `Asset` is added event AddAsset( address indexed tokenAddress, bool isYieldBearing, address oracleFeed, uint collateralFactor, uint marketFactor); /// @notice Emitted when setting `_qollateralManager` event SetQollateralManager(address qollateralManagerAddress); /// @notice Emitted when setting `_stakingEmissionsQontroller` event SetStakingEmissionsQontroller(address stakingEmissionsQontrollerAddress); /// @notice Emitted when setting `_tradingEmissionsQontroller` event SetTradingEmissionsQontroller(address tradingEmissionsQontrollerAddress); /// @notice Emitted when setting `_feeEmissionsQontroller` event SetFeeEmissionsQontroller(address feeEmissionsQontrollerAddress); /// @notice Emitted when setting `_veQoda` event SetVeQoda(address veQodaAddress); /// @notice Emitted when setting `collateralFactor` event SetCollateralFactor(address indexed tokenAddress, uint oldValue, uint newValue); /// @notice Emitted when setting `marketFactor` event SetMarketFactor(address indexed tokenAddress, uint oldValue, uint newValue); /// @notice Emitted when setting `minQuoteSize` event SetMinQuoteSize(address indexed tokenAddress, uint oldValue, uint newValue); /// @notice Emitted when `_minCollateralRatioDefault` and `_initCollateralRatioDefault` get updated event SetCollateralRatio(uint oldMinValue, uint oldInitValue, uint newMinValue, uint newInitValue); /// @notice Emitted when `CreditFacility` gets updated event SetCreditFacility(address account, bool oldEnabled, uint oldMinValue, uint oldInitValue, uint oldCreditValue, bool newEnabled, uint newMinValue, uint newInitValue, uint newCreditValue); /// @notice Emitted when `_closeFactor` gets updated event SetCloseFactor(uint oldValue, uint newValue); /// @notice Emitted when `_repaymentGracePeriod` gets updated event SetRepaymentGracePeriod(uint oldValue, uint newValue); /// @notice Emitted when `_maturityGracePeriod` gets updated event SetMaturityGracePeriod(uint oldValue, uint newValue); /// @notice Emitted when `_liquidationIncentive` gets updated event SetLiquidationIncentive(uint oldValue, uint newValue); /// @notice Emitted when `_protocolFee` gets updated event SetProtocolFee(uint oldValue, uint newValue); /** ADMIN FUNCTIONS **/ /// @notice Call upon initialization after deploying `QollateralManager` contract /// @param qollateralManagerAddress Address of `QollateralManager` deployment function _setQollateralManager(address qollateralManagerAddress) external; /// @notice Call upon initialization after deploying `StakingEmissionsQontroller` contract /// @param stakingEmissionsQontrollerAddress Address of `StakingEmissionsQontroller` deployment function _setStakingEmissionsQontroller(address stakingEmissionsQontrollerAddress) external; /// @notice Call upon initialization after deploying `TradingEmissionsQontroller` contract /// @param tradingEmissionsQontrollerAddress Address of `TradingEmissionsQontroller` deployment function _setTradingEmissionsQontroller(address tradingEmissionsQontrollerAddress) external; /// @notice Call upon initialization after deploying `FeeEmissionsQontroller` contract /// @param feeEmissionsQontrollerAddress Address of `FeeEmissionsQontroller` deployment function _setFeeEmissionsQontroller(address feeEmissionsQontrollerAddress) external; /// @notice Call upon initialization after deploying `veQoda` contract /// @param veQodaAddress Address of `veQoda` deployment function _setVeQoda(address veQodaAddress) external; /// @notice Set credit facility for specified account /// @param account_ account for credit facility adjustment /// @param enabled_ If credit facility should be enabled /// @param minCollateralRatio_ New minimum collateral ratio value /// @param initCollateralRatio_ New initial collateral ratio value /// @param creditLimit_ new credit limit in USD, scaled by 1e18 function _setCreditFacility(address account_, bool enabled_, uint minCollateralRatio_, uint initCollateralRatio_, uint creditLimit_) external; /// @notice Admin function for adding new Assets. An Asset must be added before it /// can be used as collateral or borrowed. Note: We can create functionality for /// allowing borrows of a token but not using it as collateral by setting /// `collateralFactor` to zero. /// @param token ERC20 token corresponding to the Asset /// @param isYieldBearing True if token bears interest (eg aToken, cToken, mToken, etc) /// @param underlying Address of the underlying token /// @param oracleFeed Chainlink price feed address /// @param collateralFactor 0.0 to 1.0 (scaled to 1e8) for discounting risky assets /// @param marketFactor 0.0 to 1.0 (scaled to 1e8) for premium on risky borrows function _addAsset( IERC20 token, bool isYieldBearing, address underlying, address oracleFeed, uint collateralFactor, uint marketFactor ) external; /// @notice Adds a new `FixedRateMarket` contract into the internal mapping of /// whitelisted market addresses /// @param marketAddress New `FixedRateMarket` contract address /// @param protocolFee_ Corresponding protocol fee in basis points /// @param minQuoteSize_ Size in PV terms, local currency function _addFixedRateMarket( address marketAddress, uint protocolFee_, uint minQuoteSize_ ) external; /// @notice Update the `collateralFactor` for a given `Asset` /// @param token ERC20 token corresponding to the Asset /// @param collateralFactor 0.0 to 1.0 (scaled to 1e8) for discounting risky assets function _setCollateralFactor(IERC20 token, uint collateralFactor) external; /// @notice Update the `marketFactor` for a given `Asset` /// @param token Address of the token corresponding to the Asset /// @param marketFactor 0.0 to 1.0 (scaled to 1e8) for discounting risky assets function _setMarketFactor(IERC20 token, uint marketFactor) external; /// @notice Set the minimum quote size for a particular `FixedRateMarket` /// @param marketAddress Address of the `FixedRateMarket` contract /// @param minQuoteSize_ Size in PV terms, local currency function _setMinQuoteSize(address marketAddress, uint minQuoteSize_) external; /// @notice Set the global minimum and initial collateral ratio /// @param minCollateralRatio_ New global minimum collateral ratio value /// @param initCollateralRatio_ New global initial collateral ratio value function _setCollateralRatio(uint minCollateralRatio_, uint initCollateralRatio_) external; /// @notice Set the global close factor /// @param closeFactor_ New close factor value function _setCloseFactor(uint closeFactor_) external; /// @notice Set the global repayment grace period /// @param repaymentGracePeriod_ New repayment grace period function _setRepaymentGracePeriod(uint repaymentGracePeriod_) external; /// @notice Set the global maturity grace period /// @param maturityGracePeriod_ New maturity grace period function _setMaturityGracePeriod(uint maturityGracePeriod_) external; /// @notice Set the global liquidation incetive /// @param liquidationIncentive_ New liquidation incentive value function _setLiquidationIncentive(uint liquidationIncentive_) external; /// @notice Set the global annualized protocol fees for each market in basis points /// @param marketAddress Address of the `FixedRateMarket` contract /// @param protocolFee_ New protocol fee value (scaled to 1e4) function _setProtocolFee(address marketAddress, uint protocolFee_) external; /// @notice Set the global threshold in USD for protocol fee transfer /// @param thresholdUSD_ New threshold USD value (scaled by 1e6) function _setThresholdUSD(uint thresholdUSD_) external; /** VIEW FUNCTIONS **/ function ADMIN_ROLE() external view returns(bytes32); function MARKET_ROLE() external view returns(bytes32); function MINTER_ROLE() external view returns(bytes32); function VETOKEN_ROLE() external view returns(bytes32); /// @notice Get the address of the `QollateralManager` contract function qollateralManager() external view returns(address); /// @notice Get the address of the `QPriceOracle` contract function qPriceOracle() external view returns(address); /// @notice Get the address of the `StakingEmissionsQontroller` contract function stakingEmissionsQontroller() external view returns(address); /// @notice Get the address of the `TradingEmissionsQontroller` contract function tradingEmissionsQontroller() external view returns(address); /// @notice Get the address of the `FeeEmissionsQontroller` contract function feeEmissionsQontroller() external view returns(address); /// @notice Get the address of the `veQoda` contract function veQoda() external view returns(address); /// @notice Get the credit limit with associated address, scaled by 1e18 function creditLimit(address account_) external view returns(uint); /// @notice Gets the `Asset` mapped to the address of a ERC20 token /// @param token ERC20 token /// @return QTypes.Asset Associated `Asset` function assets(IERC20 token) external view returns(QTypes.Asset memory); /// @notice Get all enabled `Asset`s /// @return address[] iterable list of enabled `Asset`s function allAssets() external view returns(address[] memory); /// @notice Gets the `oracleFeed` associated with a ERC20 token /// @param token ERC20 token /// @return address Address of the oracle feed function oracleFeed(IERC20 token) external view returns(address); /// @notice Gets the `CollateralFactor` associated with a ERC20 token /// @param token ERC20 token /// @return uint Collateral Factor, scaled by 1e8 function collateralFactor(IERC20 token) external view returns(uint); /// @notice Gets the `MarketFactor` associated with a ERC20 token /// @param token ERC20 token /// @return uint Market Factor, scaled by 1e8 function marketFactor(IERC20 token) external view returns(uint); /// @notice Gets the `maturities` associated with a ERC20 token /// @param token ERC20 token /// @return uint[] array of UNIX timestamps (in seconds) of the maturity dates function maturities(IERC20 token) external view returns(uint[] memory); /// @notice Get the MToken market corresponding to any underlying ERC20 /// tokenAddress => mTokenAddress function underlyingToMToken(IERC20 token) external view returns(address); /// @notice Gets the address of the `FixedRateMarket` contract /// @param token ERC20 token /// @param maturity UNIX timestamp of the maturity date /// @return address Address of `FixedRateMarket` contract function fixedRateMarkets(IERC20 token, uint maturity) external view returns(address); /// @notice Check whether an address is a valid FixedRateMarket address. /// Can be used for checks for inter-contract admin/restricted function call. /// @param marketAddress Address of the `FixedRateMarket` contract /// @return bool True if valid false otherwise function isMarketEnabled(address marketAddress) external view returns(bool); function minQuoteSize(address marketAddress) external view returns(uint); function minCollateralRatio() external view returns(uint); function minCollateralRatio(address account) external view returns(uint); function initCollateralRatio() external view returns(uint); function initCollateralRatio(address account) external view returns(uint); function closeFactor() external view returns(uint); function repaymentGracePeriod() external view returns(uint); function maturityGracePeriod() external view returns(uint); function liquidationIncentive() external view returns(uint); /// @notice Annualized protocol fee in basis points, scaled by 1e4 function protocolFee(address marketAddress) external view returns(uint); /// @notice threshold in USD where protocol fee from each market will be transferred into `FeeEmissionsQontroller` /// once this amount is reached, scaled by 1e6 function thresholdUSD() external view returns(uint); /// @notice 2**256 - 1 function UINT_MAX() external pure returns(uint); /// @notice Generic mantissa corresponding to ETH decimals function MANTISSA_DEFAULT() external pure returns(uint); /// @notice Mantissa for USD function MANTISSA_USD() external pure returns(uint); /// @notice Mantissa for collateral ratio function MANTISSA_COLLATERAL_RATIO() external pure returns(uint); /// @notice `assetFactor` and `marketFactor` have up to 8 decimal places precision function MANTISSA_FACTORS() external pure returns(uint); /// @notice Basis points have 4 decimal place precision function MANTISSA_BPS() external pure returns(uint); /// @notice Staked Qoda has 6 decimal place precision function MANTISSA_STAKING() external pure returns(uint); /// @notice `collateralFactor` cannot be above 1.0 function MAX_COLLATERAL_FACTOR() external pure returns(uint); /// @notice `marketFactor` cannot be above 1.0 function MAX_MARKET_FACTOR() external pure returns(uint); /// @notice version number of this contract, will be bumped upon contractual change function VERSION_NUMBER() external pure returns(string memory); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `from` to `to` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 amount ) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; /** * @dev Interface for the optional metadata functions from the ERC20 standard. * * _Available since v4.1._ */ interface IERC20Metadata is IERC20 { /** * @dev Returns the name of the token. */ function name() external view returns (string memory); /** * @dev Returns the symbol of the token. */ function symbol() external view returns (string memory); /** * @dev Returns the decimals places of the token. */ function decimals() external view returns (uint8); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (access/IAccessControl.sol) pragma solidity ^0.8.0; /** * @dev External interface of AccessControl declared to support ERC165 detection. */ interface IAccessControlUpgradeable { /** * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole` * * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite * {RoleAdminChanged} not being emitted signaling this. * * _Available since v3.1._ */ event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole); /** * @dev Emitted when `account` is granted `role`. * * `sender` is the account that originated the contract call, an admin role * bearer except when using {AccessControl-_setupRole}. */ event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender); /** * @dev Emitted when `account` is revoked `role`. * * `sender` is the account that originated the contract call: * - if using `revokeRole`, it is the admin role bearer * - if using `renounceRole`, it is the role bearer (i.e. `account`) */ event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender); /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole(bytes32 role, address account) external view returns (bool); /** * @dev Returns the admin role that controls `role`. See {grantRole} and * {revokeRole}. * * To change a role's admin, use {AccessControl-_setRoleAdmin}. */ function getRoleAdmin(bytes32 role) external view returns (bytes32); /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function grantRole(bytes32 role, address account) external; /** * @dev Revokes `role` from `account`. * * If `account` had been granted `role`, emits a {RoleRevoked} event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function revokeRole(bytes32 role, address account) external; /** * @dev Revokes `role` from the calling account. * * Roles are often managed via {grantRole} and {revokeRole}: this function's * purpose is to provide a mechanism for accounts to lose their privileges * if they are compromised (such as when a trusted device is misplaced). * * If the calling account had been granted `role`, emits a {RoleRevoked} * event. * * Requirements: * * - the caller must be `account`. */ function renounceRole(bytes32 role, address account) external; }
//SPDX-License-Identifier: UNLICENSED pragma solidity ^0.8.9; library QTypes { /// @notice Contains all the details of an Asset. Assets must be defined /// before they can be used as collateral. /// @member isEnabled True if an asset is defined, false otherwise /// @member isYieldBearing True if token bears interest (eg aToken, cToken, mToken, etc) /// @member underlying Address of the underlying token /// @member oracleFeed Address of the corresponding chainlink oracle feed /// @member collateralFactor 0.0 to 1.0 (scaled to 1e8) for discounting risky assets /// @member marketFactor 0.0 1.0 for premium on risky borrows /// @member maturities Iterable storage for all enabled maturities struct Asset { bool isEnabled; bool isYieldBearing; address underlying; address oracleFeed; uint collateralFactor; uint marketFactor; uint[] maturities; } /// @notice Contains all the fields of a created Quote /// @param id ID of the quote /// @param next Next quote in the list /// @param prev Previous quote in the list /// @param quoter Account of the Quoter /// @param quoteType 0 for PV+APR, 1 for FV+APR /// @param APR In decimal form scaled by 1e4 (ex. 10.52% = 1052) /// @param cashflow Can be PV or FV depending on `quoteType` /// @param filled Amount quote has got filled partially struct Quote { uint64 id; uint64 next; uint64 prev; address quoter; uint8 quoteType; uint64 APR; uint cashflow; uint filled; } /// @notice Contains all the configurations customizable to an address /// @member enabled If config for an address is enabled. When enabled is false, credit limit is infinite even if value is 0 /// @member minCollateralRatio If collateral ratio falls below `_minCollateralRatio`, it is subject to liquidation. Scaled by 1e8 /// @member initCollateralRatio When initially taking a loan, collateral ratio must be higher than this. `initCollateralRatio` should always be higher than `minCollateralRatio`. Scaled by 1e8 /// @member creditLimit Allowed limit in virtual USD for each address to do uncollateralized borrow, scaled by 1e18 struct CreditFacility { bool enabled; uint minCollateralRatio; uint initCollateralRatio; uint creditLimit; } }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "metadata": { "useLiteralContent": true }, "libraries": {} }
[{"inputs":[{"internalType":"address","name":"qAdminAddress","type":"address"},{"internalType":"uint256","name":"supplyCap_","type":"uint256"},{"internalType":"string","name":"name_","type":"string"},{"internalType":"string","name":"symbol_","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"subtractedValue","type":"uint256"}],"name":"decreaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"addedValue","type":"uint256"}],"name":"increaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mint","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"qAdmin","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"supplyCap","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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Deployed Bytecode
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
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
-----Decoded View---------------
Arg [0] : qAdminAddress (address): 0xe40f12Df469753F08adC63a55eCeca82dfA9c33a
Arg [1] : supplyCap_ (uint256): 1000000000000000000000000000
Arg [2] : name_ (string): Qoda Test Token
Arg [3] : symbol_ (string): QODA.T
-----Encoded View---------------
8 Constructor Arguments found :
Arg [0] : 000000000000000000000000e40f12df469753f08adc63a55ececa82dfa9c33a
Arg [1] : 0000000000000000000000000000000000000000033b2e3c9fd0803ce8000000
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [3] : 00000000000000000000000000000000000000000000000000000000000000c0
Arg [4] : 000000000000000000000000000000000000000000000000000000000000000f
Arg [5] : 516f6461205465737420546f6b656e0000000000000000000000000000000000
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000006
Arg [7] : 514f44412e540000000000000000000000000000000000000000000000000000
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