ERC-20
Overview
Max Total Supply
430,000,000 QBIO
Holders
526
Market
Onchain Market Cap
$0.00
Circulating Supply Market Cap
-
Other Info
Token Contract (WITH 18 Decimals)
Balance
13,050.86179280973308943 QBIOValue
$0.00Loading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Source Code Verified (Exact Match)
Contract Name:
QBioToken
Compiler Version
v0.8.23+commit.f704f362
Optimization Enabled:
Yes with 200 runs
Other Settings:
paris EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.23; //___/\/\/\/\__________________________________________/\/\______________________________________/\/\/\/\/\____/\/\/\/\____/\/\/\/\___ //_/\/\____/\/\__/\/\__/\/\__/\/\/\______/\/\/\/\____/\/\/\/\/\__/\/\__/\/\__/\/\/\__/\/\________/\/\____/\/\____/\/\____/\/\____/\/\_ //_/\/\____/\/\__/\/\__/\/\______/\/\____/\/\__/\/\____/\/\______/\/\__/\/\__/\/\/\/\/\/\/\______/\/\/\/\/\______/\/\____/\/\____/\/\_ //_/\/\__/\/\____/\/\__/\/\__/\/\/\/\____/\/\__/\/\____/\/\______/\/\__/\/\__/\/\__/\__/\/\______/\/\____/\/\____/\/\____/\/\____/\/\_ //___/\/\/\/\/\____/\/\/\/\__/\/\/\/\/\__/\/\__/\/\____/\/\/\______/\/\/\/\__/\/\______/\/\______/\/\/\/\/\____/\/\/\/\____/\/\/\/\___ //____________________________________________________________________________________________________________________________________ import { BioToken } from "../BioToken.sol"; contract QBioToken is BioToken { constructor(string memory name, string memory symbol) BioToken(name, symbol) { _grantRole(DEFAULT_ADMIN_ROLE, msg.sender); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.23; // -._ _.--'"`'--._ _.--'"`'--._ _.--'"`'--._ // '-:`.'|`|"':-. '-:`.'|`|"':-. '-:`.'|`|"':-. '. // '. '. | | | |'. '. | | | |'. '. | | | |'. '. // '. '.| | | | '. '.| | | | '. '.| | | | '. '. // '. `.:_ | :_.' '. `.:_ | :_.' '. `.:_ | :_.' '. `. // `-..,..-' `-..,..-' `-..,..-' ` import { ERC20 } from "@openzeppelin/contracts/token/ERC20/ERC20.sol"; import { ERC20Burnable } from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol"; import { ERC20Capped } from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Capped.sol"; import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol"; import { AccessControlEnumerable } from "@openzeppelin/contracts/access/AccessControlEnumerable.sol"; /// @author ElliottAnastassios (BIO Protocol) - [email protected] /// @author Schmackofant - [email protected] contract BioToken is ERC20, ERC20Burnable, Ownable, AccessControlEnumerable { bytes32 public constant TRANSFER_ROLE = keccak256("TRANSFER_ROLE"); bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE"); bool public transfersEnabled = false; constructor(string memory name, string memory symbol) ERC20(name, symbol) { _grantRole(DEFAULT_ADMIN_ROLE, msg.sender); } // Mint new tokens // (can only be called by MINTER_ROLE bearers) function mint(address to, uint256 amount) external onlyRole(MINTER_ROLE) { _mint(to, amount); } // In this implementation this is one-way: once transfers are enabled, they cannot be disabled again function enableTransfers() external onlyOwner { transfersEnabled = true; } function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual override { super._beforeTokenTransfer(from, to, amount); // Do the following check if transfers are not enabled yet if (!transfersEnabled) { // from address has to be either the zero address (mint event), the owner or someone with TRANSFER_ROLE require(from == address(0) || from == owner() || hasRole(TRANSFER_ROLE, from), "ERC20: transfers not enabled"); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (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.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How * to implement supply mechanisms]. * * The default value of {decimals} is 18. To change this, you should override * this function so it returns a different value. * * 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}. * * 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 default value returned by this function, unless * it's 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; // Overflow not possible: the sum of all balances is capped by totalSupply, and the sum is preserved by // decrementing then incrementing. _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; unchecked { // Overflow not possible: balance + amount is at most totalSupply + amount, which is checked above. _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; // Overflow not possible: amount <= accountBalance <= totalSupply. _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: MIT // OpenZeppelin Contracts (last updated v4.5.0) (token/ERC20/extensions/ERC20Burnable.sol) pragma solidity ^0.8.0; import "../ERC20.sol"; import "../../../utils/Context.sol"; /** * @dev Extension of {ERC20} that allows token holders to destroy both their own * tokens and those that they have an allowance for, in a way that can be * recognized off-chain (via event analysis). */ abstract contract ERC20Burnable is Context, ERC20 { /** * @dev Destroys `amount` tokens from the caller. * * See {ERC20-_burn}. */ function burn(uint256 amount) public virtual { _burn(_msgSender(), amount); } /** * @dev Destroys `amount` tokens from `account`, deducting from the caller's * allowance. * * See {ERC20-_burn} and {ERC20-allowance}. * * Requirements: * * - the caller must have allowance for ``accounts``'s tokens of at least * `amount`. */ function burnFrom(address account, uint256 amount) public virtual { _spendAllowance(account, _msgSender(), amount); _burn(account, amount); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/ERC20Capped.sol) pragma solidity ^0.8.0; import "../ERC20.sol"; /** * @dev Extension of {ERC20} that adds a cap to the supply of tokens. */ abstract contract ERC20Capped is ERC20 { uint256 private immutable _cap; /** * @dev Sets the value of the `cap`. This value is immutable, it can only be * set once during construction. */ constructor(uint256 cap_) { require(cap_ > 0, "ERC20Capped: cap is 0"); _cap = cap_; } /** * @dev Returns the cap on the token's total supply. */ function cap() public view virtual returns (uint256) { return _cap; } /** * @dev See {ERC20-_mint}. */ function _mint(address account, uint256 amount) internal virtual override { require(ERC20.totalSupply() + amount <= cap(), "ERC20Capped: cap exceeded"); super._mint(account, amount); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (access/AccessControlEnumerable.sol) pragma solidity ^0.8.0; import "./IAccessControlEnumerable.sol"; import "./AccessControl.sol"; import "../utils/structs/EnumerableSet.sol"; /** * @dev Extension of {AccessControl} that allows enumerating the members of each role. */ abstract contract AccessControlEnumerable is IAccessControlEnumerable, AccessControl { using EnumerableSet for EnumerableSet.AddressSet; mapping(bytes32 => EnumerableSet.AddressSet) private _roleMembers; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IAccessControlEnumerable).interfaceId || super.supportsInterface(interfaceId); } /** * @dev Returns one of the accounts that have `role`. `index` must be a * value between 0 and {getRoleMemberCount}, non-inclusive. * * Role bearers are not sorted in any particular way, and their ordering may * change at any point. * * WARNING: When using {getRoleMember} and {getRoleMemberCount}, make sure * you perform all queries on the same block. See the following * https://forum.openzeppelin.com/t/iterating-over-elements-on-enumerableset-in-openzeppelin-contracts/2296[forum post] * for more information. */ function getRoleMember(bytes32 role, uint256 index) public view virtual override returns (address) { return _roleMembers[role].at(index); } /** * @dev Returns the number of accounts that have `role`. Can be used * together with {getRoleMember} to enumerate all bearers of a role. */ function getRoleMemberCount(bytes32 role) public view virtual override returns (uint256) { return _roleMembers[role].length(); } /** * @dev Overload {_grantRole} to track enumerable memberships */ function _grantRole(bytes32 role, address account) internal virtual override { super._grantRole(role, account); _roleMembers[role].add(account); } /** * @dev Overload {_revokeRole} to track enumerable memberships */ function _revokeRole(bytes32 role, address account) internal virtual override { super._revokeRole(role, account); _roleMembers[role].remove(account); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `from` to `to` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 amount) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts 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 (last updated v4.9.4) (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; } function _contextSuffixLength() internal view virtual returns (uint256) { return 0; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (access/IAccessControlEnumerable.sol) pragma solidity ^0.8.0; import "./IAccessControl.sol"; /** * @dev External interface of AccessControlEnumerable declared to support ERC165 detection. */ interface IAccessControlEnumerable is IAccessControl { /** * @dev Returns one of the accounts that have `role`. `index` must be a * value between 0 and {getRoleMemberCount}, non-inclusive. * * Role bearers are not sorted in any particular way, and their ordering may * change at any point. * * WARNING: When using {getRoleMember} and {getRoleMemberCount}, make sure * you perform all queries on the same block. See the following * https://forum.openzeppelin.com/t/iterating-over-elements-on-enumerableset-in-openzeppelin-contracts/2296[forum post] * for more information. */ function getRoleMember(bytes32 role, uint256 index) external view returns (address); /** * @dev Returns the number of accounts that have `role`. Can be used * together with {getRoleMember} to enumerate all bearers of a role. */ function getRoleMemberCount(bytes32 role) external view returns (uint256); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (access/AccessControl.sol) pragma solidity ^0.8.0; import "./IAccessControl.sol"; import "../utils/Context.sol"; import "../utils/Strings.sol"; import "../utils/introspection/ERC165.sol"; /** * @dev Contract module that allows children to implement role-based access * control mechanisms. This is a lightweight version that doesn't allow enumerating role * members except through off-chain means by accessing the contract event logs. Some * applications may benefit from on-chain enumerability, for those cases see * {AccessControlEnumerable}. * * Roles are referred to by their `bytes32` identifier. These should be exposed * in the external API and be unique. The best way to achieve this is by * using `public constant` hash digests: * * ```solidity * bytes32 public constant MY_ROLE = keccak256("MY_ROLE"); * ``` * * Roles can be used to represent a set of permissions. To restrict access to a * function call, use {hasRole}: * * ```solidity * function foo() public { * require(hasRole(MY_ROLE, msg.sender)); * ... * } * ``` * * Roles can be granted and revoked dynamically via the {grantRole} and * {revokeRole} functions. Each role has an associated admin role, and only * accounts that have a role's admin role can call {grantRole} and {revokeRole}. * * By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means * that only accounts with this role will be able to grant or revoke other * roles. More complex role relationships can be created by using * {_setRoleAdmin}. * * WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to * grant and revoke this role. Extra precautions should be taken to secure * accounts that have been granted it. We recommend using {AccessControlDefaultAdminRules} * to enforce additional security measures for this role. */ abstract contract AccessControl is Context, IAccessControl, ERC165 { struct RoleData { mapping(address => bool) members; bytes32 adminRole; } mapping(bytes32 => RoleData) private _roles; bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00; /** * @dev Modifier that checks that an account has a specific role. Reverts * with a standardized message including the required role. * * The format of the revert reason is given by the following regular expression: * * /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/ * * _Available since v4.1._ */ modifier onlyRole(bytes32 role) { _checkRole(role); _; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IAccessControl).interfaceId || super.supportsInterface(interfaceId); } /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole(bytes32 role, address account) public view virtual override returns (bool) { return _roles[role].members[account]; } /** * @dev Revert with a standard message if `_msgSender()` is missing `role`. * Overriding this function changes the behavior of the {onlyRole} modifier. * * Format of the revert message is described in {_checkRole}. * * _Available since v4.6._ */ function _checkRole(bytes32 role) internal view virtual { _checkRole(role, _msgSender()); } /** * @dev Revert with a standard message if `account` is missing `role`. * * The format of the revert reason is given by the following regular expression: * * /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/ */ function _checkRole(bytes32 role, address account) internal view virtual { if (!hasRole(role, account)) { revert( string( abi.encodePacked( "AccessControl: account ", Strings.toHexString(account), " is missing role ", Strings.toHexString(uint256(role), 32) ) ) ); } } /** * @dev Returns the admin role that controls `role`. See {grantRole} and * {revokeRole}. * * To change a role's admin, use {_setRoleAdmin}. */ function getRoleAdmin(bytes32 role) public view virtual override returns (bytes32) { return _roles[role].adminRole; } /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. * * Requirements: * * - the caller must have ``role``'s admin role. * * May emit a {RoleGranted} event. */ function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) { _grantRole(role, account); } /** * @dev Revokes `role` from `account`. * * If `account` had been granted `role`, emits a {RoleRevoked} event. * * Requirements: * * - the caller must have ``role``'s admin role. * * May emit a {RoleRevoked} event. */ function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) { _revokeRole(role, account); } /** * @dev Revokes `role` from the calling account. * * Roles are often managed via {grantRole} and {revokeRole}: this function's * purpose is to provide a mechanism for accounts to lose their privileges * if they are compromised (such as when a trusted device is misplaced). * * If the calling account had been revoked `role`, emits a {RoleRevoked} * event. * * Requirements: * * - the caller must be `account`. * * May emit a {RoleRevoked} event. */ function renounceRole(bytes32 role, address account) public virtual override { require(account == _msgSender(), "AccessControl: can only renounce roles for self"); _revokeRole(role, account); } /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. Note that unlike {grantRole}, this function doesn't perform any * checks on the calling account. * * May emit a {RoleGranted} event. * * [WARNING] * ==== * This function should only be called from the constructor when setting * up the initial roles for the system. * * Using this function in any other way is effectively circumventing the admin * system imposed by {AccessControl}. * ==== * * NOTE: This function is deprecated in favor of {_grantRole}. */ function _setupRole(bytes32 role, address account) internal virtual { _grantRole(role, account); } /** * @dev Sets `adminRole` as ``role``'s admin role. * * Emits a {RoleAdminChanged} event. */ function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual { bytes32 previousAdminRole = getRoleAdmin(role); _roles[role].adminRole = adminRole; emit RoleAdminChanged(role, previousAdminRole, adminRole); } /** * @dev Grants `role` to `account`. * * Internal function without access restriction. * * May emit a {RoleGranted} event. */ function _grantRole(bytes32 role, address account) internal virtual { if (!hasRole(role, account)) { _roles[role].members[account] = true; emit RoleGranted(role, account, _msgSender()); } } /** * @dev Revokes `role` from `account`. * * Internal function without access restriction. * * May emit a {RoleRevoked} event. */ function _revokeRole(bytes32 role, address account) internal virtual { if (hasRole(role, account)) { _roles[role].members[account] = false; emit RoleRevoked(role, account, _msgSender()); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/structs/EnumerableSet.sol) // This file was procedurally generated from scripts/generate/templates/EnumerableSet.js. pragma solidity ^0.8.0; /** * @dev Library for managing * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive * types. * * Sets have the following properties: * * - Elements are added, removed, and checked for existence in constant time * (O(1)). * - Elements are enumerated in O(n). No guarantees are made on the ordering. * * ```solidity * contract Example { * // Add the library methods * using EnumerableSet for EnumerableSet.AddressSet; * * // Declare a set state variable * EnumerableSet.AddressSet private mySet; * } * ``` * * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`) * and `uint256` (`UintSet`) are supported. * * [WARNING] * ==== * Trying to delete such a structure from storage will likely result in data corruption, rendering the structure * unusable. * See https://github.com/ethereum/solidity/pull/11843[ethereum/solidity#11843] for more info. * * In order to clean an EnumerableSet, you can either remove all elements one by one or create a fresh instance using an * array of EnumerableSet. * ==== */ library EnumerableSet { // To implement this library for multiple types with as little code // repetition as possible, we write it in terms of a generic Set type with // bytes32 values. // The Set implementation uses private functions, and user-facing // implementations (such as AddressSet) are just wrappers around the // underlying Set. // This means that we can only create new EnumerableSets for types that fit // in bytes32. struct Set { // Storage of set values bytes32[] _values; // Position of the value in the `values` array, plus 1 because index 0 // means a value is not in the set. mapping(bytes32 => uint256) _indexes; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function _add(Set storage set, bytes32 value) private returns (bool) { if (!_contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._indexes[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function _remove(Set storage set, bytes32 value) private returns (bool) { // We read and store the value's index to prevent multiple reads from the same storage slot uint256 valueIndex = set._indexes[value]; if (valueIndex != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 toDeleteIndex = valueIndex - 1; uint256 lastIndex = set._values.length - 1; if (lastIndex != toDeleteIndex) { bytes32 lastValue = set._values[lastIndex]; // Move the last value to the index where the value to delete is set._values[toDeleteIndex] = lastValue; // Update the index for the moved value set._indexes[lastValue] = valueIndex; // Replace lastValue's index to valueIndex } // Delete the slot where the moved value was stored set._values.pop(); // Delete the index for the deleted slot delete set._indexes[value]; return true; } else { return false; } } /** * @dev Returns true if the value is in the set. O(1). */ function _contains(Set storage set, bytes32 value) private view returns (bool) { return set._indexes[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function _length(Set storage set) private view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function _at(Set storage set, uint256 index) private view returns (bytes32) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function _values(Set storage set) private view returns (bytes32[] memory) { return set._values; } // Bytes32Set struct Bytes32Set { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _add(set._inner, value); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _remove(set._inner, value); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) { return _contains(set._inner, value); } /** * @dev Returns the number of values in the set. O(1). */ function length(Bytes32Set storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) { return _at(set._inner, index); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(Bytes32Set storage set) internal view returns (bytes32[] memory) { bytes32[] memory store = _values(set._inner); bytes32[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // AddressSet struct AddressSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(AddressSet storage set, address value) internal returns (bool) { return _add(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(AddressSet storage set, address value) internal returns (bool) { return _remove(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(AddressSet storage set, address value) internal view returns (bool) { return _contains(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns the number of values in the set. O(1). */ function length(AddressSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(AddressSet storage set, uint256 index) internal view returns (address) { return address(uint160(uint256(_at(set._inner, index)))); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(AddressSet storage set) internal view returns (address[] memory) { bytes32[] memory store = _values(set._inner); address[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // UintSet struct UintSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(UintSet storage set, uint256 value) internal returns (bool) { return _add(set._inner, bytes32(value)); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(UintSet storage set, uint256 value) internal returns (bool) { return _remove(set._inner, bytes32(value)); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(UintSet storage set, uint256 value) internal view returns (bool) { return _contains(set._inner, bytes32(value)); } /** * @dev Returns the number of values in the set. O(1). */ function length(UintSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(UintSet storage set, uint256 index) internal view returns (uint256) { return uint256(_at(set._inner, index)); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(UintSet storage set) internal view returns (uint256[] memory) { bytes32[] memory store = _values(set._inner); uint256[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } }
// SPDX-License-Identifier: 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 IAccessControl { /** * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole` * * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite * {RoleAdminChanged} not being emitted signaling this. * * _Available since v3.1._ */ event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole); /** * @dev Emitted when `account` is granted `role`. * * `sender` is the account that originated the contract call, an admin role * bearer except when using {AccessControl-_setupRole}. */ event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender); /** * @dev Emitted when `account` is revoked `role`. * * `sender` is the account that originated the contract call: * - if using `revokeRole`, it is the admin role bearer * - if using `renounceRole`, it is the role bearer (i.e. `account`) */ event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender); /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole(bytes32 role, address account) external view returns (bool); /** * @dev Returns the admin role that controls `role`. See {grantRole} and * {revokeRole}. * * To change a role's admin, use {AccessControl-_setRoleAdmin}. */ function getRoleAdmin(bytes32 role) external view returns (bytes32); /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function grantRole(bytes32 role, address account) external; /** * @dev Revokes `role` from `account`. * * If `account` had been granted `role`, emits a {RoleRevoked} event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function revokeRole(bytes32 role, address account) external; /** * @dev Revokes `role` from the calling account. * * Roles are often managed via {grantRole} and {revokeRole}: this function's * purpose is to provide a mechanism for accounts to lose their privileges * if they are compromised (such as when a trusted device is misplaced). * * If the calling account had been granted `role`, emits a {RoleRevoked} * event. * * Requirements: * * - the caller must be `account`. */ function renounceRole(bytes32 role, address account) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Strings.sol) pragma solidity ^0.8.0; import "./math/Math.sol"; import "./math/SignedMath.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant _SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), _SYMBOLS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `int256` to its ASCII `string` decimal representation. */ function toString(int256 value) internal pure returns (string memory) { return string(abi.encodePacked(value < 0 ? "-" : "", toString(SignedMath.abs(value)))); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } /** * @dev Returns true if the two strings are equal. */ function equal(string memory a, string memory b) internal pure returns (bool) { return keccak256(bytes(a)) == keccak256(bytes(b)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/math/Math.sol) pragma solidity ^0.8.0; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Down, // Toward negative infinity Up, // Toward infinity Zero // Toward zero } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds up instead * of rounding down. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) * with further edits by Uniswap Labs also under MIT license. */ function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { // Solidity will revert if denominator == 0, unlike the div opcode on its own. // The surrounding unchecked block does not change this fact. // See https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic. return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. require(denominator > prod1, "Math: mulDiv overflow"); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1. // See https://cs.stackexchange.com/q/138556/92363. // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 twos = denominator & (~denominator + 1); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works // in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (rounding == Rounding.Up && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2, rounded down, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10, rounded down, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10 ** 64) { value /= 10 ** 64; result += 64; } if (value >= 10 ** 32) { value /= 10 ** 32; result += 32; } if (value >= 10 ** 16) { value /= 10 ** 16; result += 16; } if (value >= 10 ** 8) { value /= 10 ** 8; result += 8; } if (value >= 10 ** 4) { value /= 10 ** 4; result += 4; } if (value >= 10 ** 2) { value /= 10 ** 2; result += 2; } if (value >= 10 ** 1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (rounding == Rounding.Up && 10 ** result < value ? 1 : 0); } } /** * @dev Return the log in base 256, rounded down, of a positive value. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 256, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + (rounding == Rounding.Up && 1 << (result << 3) < value ? 1 : 0); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/math/SignedMath.sol) pragma solidity ^0.8.0; /** * @dev Standard signed math utilities missing in the Solidity language. */ library SignedMath { /** * @dev Returns the largest of two signed numbers. */ function max(int256 a, int256 b) internal pure returns (int256) { return a > b ? a : b; } /** * @dev Returns the smallest of two signed numbers. */ function min(int256 a, int256 b) internal pure returns (int256) { return a < b ? a : b; } /** * @dev Returns the average of two signed numbers without overflow. * The result is rounded towards zero. */ function average(int256 a, int256 b) internal pure returns (int256) { // Formula from the book "Hacker's Delight" int256 x = (a & b) + ((a ^ b) >> 1); return x + (int256(uint256(x) >> 255) & (a ^ b)); } /** * @dev Returns the absolute unsigned value of a signed value. */ function abs(int256 n) internal pure returns (uint256) { unchecked { // must be unchecked in order to support `n = type(int256).min` return uint256(n >= 0 ? n : -n); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
{ "remappings": [ "ds-test/=lib/forge-std/lib/ds-test/src/", "forge-std/=lib/forge-std/src/", "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/", "solady/=lib/solady/src/", "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/", "openzeppelin-contracts/=lib/openzeppelin-contracts/", "openzeppelin/=lib/openzeppelin-contracts/contracts/", "solmate/=lib/solady/lib/solmate/src/" ], "optimizer": { "enabled": true, "runs": 200 }, "metadata": { "useLiteralContent": false, "bytecodeHash": "ipfs", "appendCBOR": true }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "evmVersion": "paris", "viaIR": true, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"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":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","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":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINTER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"TRANSFER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"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":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"burnFrom","outputs":[],"stateMutability":"nonpayable","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":[],"name":"enableTransfers","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"getRoleMember","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleMemberCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","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":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"transfersEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000195175616e74756d2042696f6c6f67792044414f20546f6b656e0000000000000000000000000000000000000000000000000000000000000000000000000000045142494f00000000000000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : name (string): Quantum Biology DAO Token
Arg [1] : symbol (string): QBIO
-----Encoded View---------------
6 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000019
Arg [3] : 5175616e74756d2042696f6c6f67792044414f20546f6b656e00000000000000
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [5] : 5142494f00000000000000000000000000000000000000000000000000000000
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.