More Info
Private Name Tags
ContractCreator
TokenTracker
Latest 25 from a total of 3,527 transactions
Transaction Hash |
Method
|
Block
|
From
|
To
|
|||||
---|---|---|---|---|---|---|---|---|---|
Approve | 21485538 | 3 days ago | IN | 0 ETH | 0.00023657 | ||||
Permit | 21484247 | 3 days ago | IN | 0 ETH | 0.00035314 | ||||
Approve | 21468043 | 5 days ago | IN | 0 ETH | 0.00033578 | ||||
Approve | 21305002 | 28 days ago | IN | 0 ETH | 0.00020694 | ||||
Transfer | 21110819 | 55 days ago | IN | 0 ETH | 0.0001082 | ||||
Transfer | 21110799 | 55 days ago | IN | 0 ETH | 0.00010894 | ||||
Transfer | 21110793 | 55 days ago | IN | 0 ETH | 0.00015965 | ||||
Approve | 21082141 | 59 days ago | IN | 0 ETH | 0.00021985 | ||||
Approve | 21061292 | 62 days ago | IN | 0 ETH | 0.00015719 | ||||
Approve | 21042598 | 65 days ago | IN | 0 ETH | 0.00024072 | ||||
Permit | 20917491 | 82 days ago | IN | 0 ETH | 0.00059422 | ||||
Approve | 20899697 | 85 days ago | IN | 0 ETH | 0.00021673 | ||||
Approve | 20867326 | 89 days ago | IN | 0 ETH | 0.00014041 | ||||
Approve | 20863306 | 90 days ago | IN | 0 ETH | 0.00022586 | ||||
Approve | 20848944 | 92 days ago | IN | 0 ETH | 0.0001801 | ||||
Approve | 20821045 | 96 days ago | IN | 0 ETH | 0.00111094 | ||||
Approve | 20319429 | 166 days ago | IN | 0 ETH | 0.00020989 | ||||
Approve | 20319226 | 166 days ago | IN | 0 ETH | 0.00021077 | ||||
Approve | 20283903 | 171 days ago | IN | 0 ETH | 0.00025367 | ||||
Permit | 20248982 | 175 days ago | IN | 0 ETH | 0.00016074 | ||||
Approve | 20179537 | 185 days ago | IN | 0 ETH | 0.00015752 | ||||
Approve | 20148723 | 189 days ago | IN | 0 ETH | 0.00012973 | ||||
Permit | 20107069 | 195 days ago | IN | 0 ETH | 0.00015651 | ||||
Approve | 20068623 | 201 days ago | IN | 0 ETH | 0.00027086 | ||||
Approve | 20045989 | 204 days ago | IN | 0 ETH | 0.00014503 |
View more zero value Internal Transactions in Advanced View mode
Advanced mode:
Loading...
Loading
Contract Name:
NetworkToken
Compiler Version
v0.8.18+commit.87f61d96
Optimization Enabled:
No with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import {ERC20} from "@openzeppelin/contracts/token/ERC20/ERC20.sol"; import {ERC20Snapshot} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Snapshot.sol"; import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol"; import {ERC20Permit} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Permit.sol"; import {ERC20Votes} from "@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol"; contract NetworkToken is ERC20, ERC20Snapshot, Ownable, ERC20Permit, ERC20Votes { uint256 private deadBlocks = 3; uint256 private launchBlock; bool private tradingOpen = false; constructor( string memory name, string memory symbol, uint256 totalSupply_ ) ERC20(name, symbol) ERC20Permit(name) { _mint(_msgSender(), totalSupply_); } function snapshot() public onlyOwner { _snapshot(); } function openTrading() public onlyOwner { require(launchBlock == 0, "Already launched"); launchBlock = block.number + deadBlocks; tradingOpen = true; } // The following functions are overrides required by Solidity. function _beforeTokenTransfer( address from, address to, uint256 amount ) internal override(ERC20, ERC20Snapshot) { if (!tradingOpen) { //allow the owner to transfer tokens before launch if (from != owner() && to != owner()) { require(block.number < launchBlock, "Trading closed"); } } super._beforeTokenTransfer(from, to, amount); } function _afterTokenTransfer( address from, address to, uint256 amount ) internal override(ERC20, ERC20Votes) { super._afterTokenTransfer(from, to, amount); } function _mint( address to, uint256 amount ) internal override(ERC20, ERC20Votes) { super._mint(to, amount); } function _burn( address account, uint256 amount ) internal override(ERC20, ERC20Votes) { super._burn(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 v4.9.0) (governance/utils/IVotes.sol) pragma solidity ^0.8.0; /** * @dev Common interface for {ERC20Votes}, {ERC721Votes}, and other {Votes}-enabled contracts. * * _Available since v4.5._ */ interface IVotes { /** * @dev Emitted when an account changes their delegate. */ event DelegateChanged(address indexed delegator, address indexed fromDelegate, address indexed toDelegate); /** * @dev Emitted when a token transfer or delegate change results in changes to a delegate's number of votes. */ event DelegateVotesChanged(address indexed delegate, uint256 previousBalance, uint256 newBalance); /** * @dev Returns the current amount of votes that `account` has. */ function getVotes(address account) external view returns (uint256); /** * @dev Returns the amount of votes that `account` had at a specific moment in the past. If the `clock()` is * configured to use block numbers, this will return the value at the end of the corresponding block. */ function getPastVotes(address account, uint256 timepoint) external view returns (uint256); /** * @dev Returns the total supply of votes available at a specific moment in the past. If the `clock()` is * configured to use block numbers, this will return the value at the end of the corresponding block. * * NOTE: This value is the sum of all available votes, which is not necessarily the sum of all delegated votes. * Votes that have not been delegated are still part of total supply, even though they would not participate in a * vote. */ function getPastTotalSupply(uint256 timepoint) external view returns (uint256); /** * @dev Returns the delegate that `account` has chosen. */ function delegates(address account) external view returns (address); /** * @dev Delegates votes from the sender to `delegatee`. */ function delegate(address delegatee) external; /** * @dev Delegates votes from signer to `delegatee`. */ function delegateBySig(address delegatee, uint256 nonce, uint256 expiry, uint8 v, bytes32 r, bytes32 s) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (interfaces/IERC5267.sol) pragma solidity ^0.8.0; interface IERC5267 { /** * @dev MAY be emitted to signal that the domain could have changed. */ event EIP712DomainChanged(); /** * @dev returns the fields and values that describe the domain separator used by this contract for EIP-712 * signature. */ function eip712Domain() external view returns ( bytes1 fields, string memory name, string memory version, uint256 chainId, address verifyingContract, bytes32 salt, uint256[] memory extensions ); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (interfaces/IERC5805.sol) pragma solidity ^0.8.0; import "../governance/utils/IVotes.sol"; import "./IERC6372.sol"; interface IERC5805 is IERC6372, IVotes {}
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (interfaces/IERC6372.sol) pragma solidity ^0.8.0; interface IERC6372 { /** * @dev Clock used for flagging checkpoints. Can be overridden to implement timestamp based checkpoints (and voting). */ function clock() external view returns (uint48); /** * @dev Description of the clock */ // solhint-disable-next-line func-name-mixedcase function CLOCK_MODE() external view returns (string memory); }
// 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 v4.9.0) (token/ERC20/extensions/ERC20Permit.sol) pragma solidity ^0.8.0; import "./IERC20Permit.sol"; import "../ERC20.sol"; import "../../../utils/cryptography/ECDSA.sol"; import "../../../utils/cryptography/EIP712.sol"; import "../../../utils/Counters.sol"; /** * @dev Implementation of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on `{IERC20-approve}`, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. * * _Available since v3.4._ */ abstract contract ERC20Permit is ERC20, IERC20Permit, EIP712 { using Counters for Counters.Counter; mapping(address => Counters.Counter) private _nonces; // solhint-disable-next-line var-name-mixedcase bytes32 private constant _PERMIT_TYPEHASH = keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)"); /** * @dev In previous versions `_PERMIT_TYPEHASH` was declared as `immutable`. * However, to ensure consistency with the upgradeable transpiler, we will continue * to reserve a slot. * @custom:oz-renamed-from _PERMIT_TYPEHASH */ // solhint-disable-next-line var-name-mixedcase bytes32 private _PERMIT_TYPEHASH_DEPRECATED_SLOT; /** * @dev Initializes the {EIP712} domain separator using the `name` parameter, and setting `version` to `"1"`. * * It's a good idea to use the same `name` that is defined as the ERC20 token name. */ constructor(string memory name) EIP712(name, "1") {} /** * @dev See {IERC20Permit-permit}. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) public virtual override { require(block.timestamp <= deadline, "ERC20Permit: expired deadline"); bytes32 structHash = keccak256(abi.encode(_PERMIT_TYPEHASH, owner, spender, value, _useNonce(owner), deadline)); bytes32 hash = _hashTypedDataV4(structHash); address signer = ECDSA.recover(hash, v, r, s); require(signer == owner, "ERC20Permit: invalid signature"); _approve(owner, spender, value); } /** * @dev See {IERC20Permit-nonces}. */ function nonces(address owner) public view virtual override returns (uint256) { return _nonces[owner].current(); } /** * @dev See {IERC20Permit-DOMAIN_SEPARATOR}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view override returns (bytes32) { return _domainSeparatorV4(); } /** * @dev "Consume a nonce": return the current value and increment. * * _Available since v4.1._ */ function _useNonce(address owner) internal virtual returns (uint256 current) { Counters.Counter storage nonce = _nonces[owner]; current = nonce.current(); nonce.increment(); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/extensions/ERC20Snapshot.sol) pragma solidity ^0.8.0; import "../ERC20.sol"; import "../../../utils/Arrays.sol"; import "../../../utils/Counters.sol"; /** * @dev This contract extends an ERC20 token with a snapshot mechanism. When a snapshot is created, the balances and * total supply at the time are recorded for later access. * * This can be used to safely create mechanisms based on token balances such as trustless dividends or weighted voting. * In naive implementations it's possible to perform a "double spend" attack by reusing the same balance from different * accounts. By using snapshots to calculate dividends or voting power, those attacks no longer apply. It can also be * used to create an efficient ERC20 forking mechanism. * * Snapshots are created by the internal {_snapshot} function, which will emit the {Snapshot} event and return a * snapshot id. To get the total supply at the time of a snapshot, call the function {totalSupplyAt} with the snapshot * id. To get the balance of an account at the time of a snapshot, call the {balanceOfAt} function with the snapshot id * and the account address. * * NOTE: Snapshot policy can be customized by overriding the {_getCurrentSnapshotId} method. For example, having it * return `block.number` will trigger the creation of snapshot at the beginning of each new block. When overriding this * function, be careful about the monotonicity of its result. Non-monotonic snapshot ids will break the contract. * * Implementing snapshots for every block using this method will incur significant gas costs. For a gas-efficient * alternative consider {ERC20Votes}. * * ==== Gas Costs * * Snapshots are efficient. Snapshot creation is _O(1)_. Retrieval of balances or total supply from a snapshot is _O(log * n)_ in the number of snapshots that have been created, although _n_ for a specific account will generally be much * smaller since identical balances in subsequent snapshots are stored as a single entry. * * There is a constant overhead for normal ERC20 transfers due to the additional snapshot bookkeeping. This overhead is * only significant for the first transfer that immediately follows a snapshot for a particular account. Subsequent * transfers will have normal cost until the next snapshot, and so on. */ abstract contract ERC20Snapshot is ERC20 { // Inspired by Jordi Baylina's MiniMeToken to record historical balances: // https://github.com/Giveth/minime/blob/ea04d950eea153a04c51fa510b068b9dded390cb/contracts/MiniMeToken.sol using Arrays for uint256[]; using Counters for Counters.Counter; // Snapshotted values have arrays of ids and the value corresponding to that id. These could be an array of a // Snapshot struct, but that would impede usage of functions that work on an array. struct Snapshots { uint256[] ids; uint256[] values; } mapping(address => Snapshots) private _accountBalanceSnapshots; Snapshots private _totalSupplySnapshots; // Snapshot ids increase monotonically, with the first value being 1. An id of 0 is invalid. Counters.Counter private _currentSnapshotId; /** * @dev Emitted by {_snapshot} when a snapshot identified by `id` is created. */ event Snapshot(uint256 id); /** * @dev Creates a new snapshot and returns its snapshot id. * * Emits a {Snapshot} event that contains the same id. * * {_snapshot} is `internal` and you have to decide how to expose it externally. Its usage may be restricted to a * set of accounts, for example using {AccessControl}, or it may be open to the public. * * [WARNING] * ==== * While an open way of calling {_snapshot} is required for certain trust minimization mechanisms such as forking, * you must consider that it can potentially be used by attackers in two ways. * * First, it can be used to increase the cost of retrieval of values from snapshots, although it will grow * logarithmically thus rendering this attack ineffective in the long term. Second, it can be used to target * specific accounts and increase the cost of ERC20 transfers for them, in the ways specified in the Gas Costs * section above. * * We haven't measured the actual numbers; if this is something you're interested in please reach out to us. * ==== */ function _snapshot() internal virtual returns (uint256) { _currentSnapshotId.increment(); uint256 currentId = _getCurrentSnapshotId(); emit Snapshot(currentId); return currentId; } /** * @dev Get the current snapshotId */ function _getCurrentSnapshotId() internal view virtual returns (uint256) { return _currentSnapshotId.current(); } /** * @dev Retrieves the balance of `account` at the time `snapshotId` was created. */ function balanceOfAt(address account, uint256 snapshotId) public view virtual returns (uint256) { (bool snapshotted, uint256 value) = _valueAt(snapshotId, _accountBalanceSnapshots[account]); return snapshotted ? value : balanceOf(account); } /** * @dev Retrieves the total supply at the time `snapshotId` was created. */ function totalSupplyAt(uint256 snapshotId) public view virtual returns (uint256) { (bool snapshotted, uint256 value) = _valueAt(snapshotId, _totalSupplySnapshots); return snapshotted ? value : totalSupply(); } // Update balance and/or total supply snapshots before the values are modified. This is implemented // in the _beforeTokenTransfer hook, which is executed for _mint, _burn, and _transfer operations. function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual override { super._beforeTokenTransfer(from, to, amount); if (from == address(0)) { // mint _updateAccountSnapshot(to); _updateTotalSupplySnapshot(); } else if (to == address(0)) { // burn _updateAccountSnapshot(from); _updateTotalSupplySnapshot(); } else { // transfer _updateAccountSnapshot(from); _updateAccountSnapshot(to); } } function _valueAt(uint256 snapshotId, Snapshots storage snapshots) private view returns (bool, uint256) { require(snapshotId > 0, "ERC20Snapshot: id is 0"); require(snapshotId <= _getCurrentSnapshotId(), "ERC20Snapshot: nonexistent id"); // When a valid snapshot is queried, there are three possibilities: // a) The queried value was not modified after the snapshot was taken. Therefore, a snapshot entry was never // created for this id, and all stored snapshot ids are smaller than the requested one. The value that corresponds // to this id is the current one. // b) The queried value was modified after the snapshot was taken. Therefore, there will be an entry with the // requested id, and its value is the one to return. // c) More snapshots were created after the requested one, and the queried value was later modified. There will be // no entry for the requested id: the value that corresponds to it is that of the smallest snapshot id that is // larger than the requested one. // // In summary, we need to find an element in an array, returning the index of the smallest value that is larger if // it is not found, unless said value doesn't exist (e.g. when all values are smaller). Arrays.findUpperBound does // exactly this. uint256 index = snapshots.ids.findUpperBound(snapshotId); if (index == snapshots.ids.length) { return (false, 0); } else { return (true, snapshots.values[index]); } } function _updateAccountSnapshot(address account) private { _updateSnapshot(_accountBalanceSnapshots[account], balanceOf(account)); } function _updateTotalSupplySnapshot() private { _updateSnapshot(_totalSupplySnapshots, totalSupply()); } function _updateSnapshot(Snapshots storage snapshots, uint256 currentValue) private { uint256 currentId = _getCurrentSnapshotId(); if (_lastSnapshotId(snapshots.ids) < currentId) { snapshots.ids.push(currentId); snapshots.values.push(currentValue); } } function _lastSnapshotId(uint256[] storage ids) private view returns (uint256) { if (ids.length == 0) { return 0; } else { return ids[ids.length - 1]; } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/extensions/ERC20Votes.sol) pragma solidity ^0.8.0; import "./ERC20Permit.sol"; import "../../../interfaces/IERC5805.sol"; import "../../../utils/math/Math.sol"; import "../../../utils/math/SafeCast.sol"; import "../../../utils/cryptography/ECDSA.sol"; /** * @dev Extension of ERC20 to support Compound-like voting and delegation. This version is more generic than Compound's, * and supports token supply up to 2^224^ - 1, while COMP is limited to 2^96^ - 1. * * NOTE: If exact COMP compatibility is required, use the {ERC20VotesComp} variant of this module. * * This extension keeps a history (checkpoints) of each account's vote power. Vote power can be delegated either * by calling the {delegate} function directly, or by providing a signature to be used with {delegateBySig}. Voting * power can be queried through the public accessors {getVotes} and {getPastVotes}. * * By default, token balance does not account for voting power. This makes transfers cheaper. The downside is that it * requires users to delegate to themselves in order to activate checkpoints and have their voting power tracked. * * _Available since v4.2._ */ abstract contract ERC20Votes is ERC20Permit, IERC5805 { struct Checkpoint { uint32 fromBlock; uint224 votes; } bytes32 private constant _DELEGATION_TYPEHASH = keccak256("Delegation(address delegatee,uint256 nonce,uint256 expiry)"); mapping(address => address) private _delegates; mapping(address => Checkpoint[]) private _checkpoints; Checkpoint[] private _totalSupplyCheckpoints; /** * @dev Clock used for flagging checkpoints. Can be overridden to implement timestamp based checkpoints (and voting). */ function clock() public view virtual override returns (uint48) { return SafeCast.toUint48(block.number); } /** * @dev Description of the clock */ // solhint-disable-next-line func-name-mixedcase function CLOCK_MODE() public view virtual override returns (string memory) { // Check that the clock was not modified require(clock() == block.number, "ERC20Votes: broken clock mode"); return "mode=blocknumber&from=default"; } /** * @dev Get the `pos`-th checkpoint for `account`. */ function checkpoints(address account, uint32 pos) public view virtual returns (Checkpoint memory) { return _checkpoints[account][pos]; } /** * @dev Get number of checkpoints for `account`. */ function numCheckpoints(address account) public view virtual returns (uint32) { return SafeCast.toUint32(_checkpoints[account].length); } /** * @dev Get the address `account` is currently delegating to. */ function delegates(address account) public view virtual override returns (address) { return _delegates[account]; } /** * @dev Gets the current votes balance for `account` */ function getVotes(address account) public view virtual override returns (uint256) { uint256 pos = _checkpoints[account].length; unchecked { return pos == 0 ? 0 : _checkpoints[account][pos - 1].votes; } } /** * @dev Retrieve the number of votes for `account` at the end of `timepoint`. * * Requirements: * * - `timepoint` must be in the past */ function getPastVotes(address account, uint256 timepoint) public view virtual override returns (uint256) { require(timepoint < clock(), "ERC20Votes: future lookup"); return _checkpointsLookup(_checkpoints[account], timepoint); } /** * @dev Retrieve the `totalSupply` at the end of `timepoint`. Note, this value is the sum of all balances. * It is NOT the sum of all the delegated votes! * * Requirements: * * - `timepoint` must be in the past */ function getPastTotalSupply(uint256 timepoint) public view virtual override returns (uint256) { require(timepoint < clock(), "ERC20Votes: future lookup"); return _checkpointsLookup(_totalSupplyCheckpoints, timepoint); } /** * @dev Lookup a value in a list of (sorted) checkpoints. */ function _checkpointsLookup(Checkpoint[] storage ckpts, uint256 timepoint) private view returns (uint256) { // We run a binary search to look for the last (most recent) checkpoint taken before (or at) `timepoint`. // // Initially we check if the block is recent to narrow the search range. // During the loop, the index of the wanted checkpoint remains in the range [low-1, high). // With each iteration, either `low` or `high` is moved towards the middle of the range to maintain the invariant. // - If the middle checkpoint is after `timepoint`, we look in [low, mid) // - If the middle checkpoint is before or equal to `timepoint`, we look in [mid+1, high) // Once we reach a single value (when low == high), we've found the right checkpoint at the index high-1, if not // out of bounds (in which case we're looking too far in the past and the result is 0). // Note that if the latest checkpoint available is exactly for `timepoint`, we end up with an index that is // past the end of the array, so we technically don't find a checkpoint after `timepoint`, but it works out // the same. uint256 length = ckpts.length; uint256 low = 0; uint256 high = length; if (length > 5) { uint256 mid = length - Math.sqrt(length); if (_unsafeAccess(ckpts, mid).fromBlock > timepoint) { high = mid; } else { low = mid + 1; } } while (low < high) { uint256 mid = Math.average(low, high); if (_unsafeAccess(ckpts, mid).fromBlock > timepoint) { high = mid; } else { low = mid + 1; } } unchecked { return high == 0 ? 0 : _unsafeAccess(ckpts, high - 1).votes; } } /** * @dev Delegate votes from the sender to `delegatee`. */ function delegate(address delegatee) public virtual override { _delegate(_msgSender(), delegatee); } /** * @dev Delegates votes from signer to `delegatee` */ function delegateBySig( address delegatee, uint256 nonce, uint256 expiry, uint8 v, bytes32 r, bytes32 s ) public virtual override { require(block.timestamp <= expiry, "ERC20Votes: signature expired"); address signer = ECDSA.recover( _hashTypedDataV4(keccak256(abi.encode(_DELEGATION_TYPEHASH, delegatee, nonce, expiry))), v, r, s ); require(nonce == _useNonce(signer), "ERC20Votes: invalid nonce"); _delegate(signer, delegatee); } /** * @dev Maximum token supply. Defaults to `type(uint224).max` (2^224^ - 1). */ function _maxSupply() internal view virtual returns (uint224) { return type(uint224).max; } /** * @dev Snapshots the totalSupply after it has been increased. */ function _mint(address account, uint256 amount) internal virtual override { super._mint(account, amount); require(totalSupply() <= _maxSupply(), "ERC20Votes: total supply risks overflowing votes"); _writeCheckpoint(_totalSupplyCheckpoints, _add, amount); } /** * @dev Snapshots the totalSupply after it has been decreased. */ function _burn(address account, uint256 amount) internal virtual override { super._burn(account, amount); _writeCheckpoint(_totalSupplyCheckpoints, _subtract, amount); } /** * @dev Move voting power when tokens are transferred. * * Emits a {IVotes-DelegateVotesChanged} event. */ function _afterTokenTransfer(address from, address to, uint256 amount) internal virtual override { super._afterTokenTransfer(from, to, amount); _moveVotingPower(delegates(from), delegates(to), amount); } /** * @dev Change delegation for `delegator` to `delegatee`. * * Emits events {IVotes-DelegateChanged} and {IVotes-DelegateVotesChanged}. */ function _delegate(address delegator, address delegatee) internal virtual { address currentDelegate = delegates(delegator); uint256 delegatorBalance = balanceOf(delegator); _delegates[delegator] = delegatee; emit DelegateChanged(delegator, currentDelegate, delegatee); _moveVotingPower(currentDelegate, delegatee, delegatorBalance); } function _moveVotingPower(address src, address dst, uint256 amount) private { if (src != dst && amount > 0) { if (src != address(0)) { (uint256 oldWeight, uint256 newWeight) = _writeCheckpoint(_checkpoints[src], _subtract, amount); emit DelegateVotesChanged(src, oldWeight, newWeight); } if (dst != address(0)) { (uint256 oldWeight, uint256 newWeight) = _writeCheckpoint(_checkpoints[dst], _add, amount); emit DelegateVotesChanged(dst, oldWeight, newWeight); } } } function _writeCheckpoint( Checkpoint[] storage ckpts, function(uint256, uint256) view returns (uint256) op, uint256 delta ) private returns (uint256 oldWeight, uint256 newWeight) { uint256 pos = ckpts.length; unchecked { Checkpoint memory oldCkpt = pos == 0 ? Checkpoint(0, 0) : _unsafeAccess(ckpts, pos - 1); oldWeight = oldCkpt.votes; newWeight = op(oldWeight, delta); if (pos > 0 && oldCkpt.fromBlock == clock()) { _unsafeAccess(ckpts, pos - 1).votes = SafeCast.toUint224(newWeight); } else { ckpts.push(Checkpoint({fromBlock: SafeCast.toUint32(clock()), votes: SafeCast.toUint224(newWeight)})); } } } function _add(uint256 a, uint256 b) private pure returns (uint256) { return a + b; } function _subtract(uint256 a, uint256 b) private pure returns (uint256) { return a - b; } /** * @dev Access an element of the array without performing bounds check. The position is assumed to be within bounds. */ function _unsafeAccess(Checkpoint[] storage ckpts, uint256 pos) private pure returns (Checkpoint storage result) { assembly { mstore(0, ckpts.slot) result.slot := add(keccak256(0, 0x20), pos) } } }
// 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 v4.9.0) (token/ERC20/extensions/IERC20Permit.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. */ interface IERC20Permit { /** * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens, * given ``owner``'s signed approval. * * IMPORTANT: The same issues {IERC20-approve} has related to transaction * ordering also apply here. * * Emits an {Approval} event. * * Requirements: * * - `spender` cannot be the zero address. * - `deadline` must be a timestamp in the future. * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner` * over the EIP712-formatted function arguments. * - the signature must use ``owner``'s current nonce (see {nonces}). * * For more information on the signature format, see the * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP * section]. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; /** * @dev Returns the current nonce for `owner`. This value must be * included whenever a signature is generated for {permit}. * * Every successful call to {permit} increases ``owner``'s nonce by one. This * prevents a signature from being used multiple times. */ function nonces(address owner) external view returns (uint256); /** * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `from` to `to` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 amount) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Arrays.sol) pragma solidity ^0.8.0; import "./StorageSlot.sol"; import "./math/Math.sol"; /** * @dev Collection of functions related to array types. */ library Arrays { using StorageSlot for bytes32; /** * @dev Searches a sorted `array` and returns the first index that contains * a value greater or equal to `element`. If no such index exists (i.e. all * values in the array are strictly less than `element`), the array length is * returned. Time complexity O(log n). * * `array` is expected to be sorted in ascending order, and to contain no * repeated elements. */ function findUpperBound(uint256[] storage array, uint256 element) internal view returns (uint256) { if (array.length == 0) { return 0; } uint256 low = 0; uint256 high = array.length; while (low < high) { uint256 mid = Math.average(low, high); // Note that mid will always be strictly less than high (i.e. it will be a valid array index) // because Math.average rounds down (it does integer division with truncation). if (unsafeAccess(array, mid).value > element) { high = mid; } else { low = mid + 1; } } // At this point `low` is the exclusive upper bound. We will return the inclusive upper bound. if (low > 0 && unsafeAccess(array, low - 1).value == element) { return low - 1; } else { return low; } } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeAccess(address[] storage arr, uint256 pos) internal pure returns (StorageSlot.AddressSlot storage) { bytes32 slot; // We use assembly to calculate the storage slot of the element at index `pos` of the dynamic array `arr` // following https://docs.soliditylang.org/en/v0.8.17/internals/layout_in_storage.html#mappings-and-dynamic-arrays. /// @solidity memory-safe-assembly assembly { mstore(0, arr.slot) slot := add(keccak256(0, 0x20), pos) } return slot.getAddressSlot(); } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeAccess(bytes32[] storage arr, uint256 pos) internal pure returns (StorageSlot.Bytes32Slot storage) { bytes32 slot; // We use assembly to calculate the storage slot of the element at index `pos` of the dynamic array `arr` // following https://docs.soliditylang.org/en/v0.8.17/internals/layout_in_storage.html#mappings-and-dynamic-arrays. /// @solidity memory-safe-assembly assembly { mstore(0, arr.slot) slot := add(keccak256(0, 0x20), pos) } return slot.getBytes32Slot(); } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeAccess(uint256[] storage arr, uint256 pos) internal pure returns (StorageSlot.Uint256Slot storage) { bytes32 slot; // We use assembly to calculate the storage slot of the element at index `pos` of the dynamic array `arr` // following https://docs.soliditylang.org/en/v0.8.17/internals/layout_in_storage.html#mappings-and-dynamic-arrays. /// @solidity memory-safe-assembly assembly { mstore(0, arr.slot) slot := add(keccak256(0, 0x20), pos) } return slot.getUint256Slot(); } }
// 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 (utils/Counters.sol) pragma solidity ^0.8.0; /** * @title Counters * @author Matt Condon (@shrugs) * @dev Provides counters that can only be incremented, decremented or reset. This can be used e.g. to track the number * of elements in a mapping, issuing ERC721 ids, or counting request ids. * * Include with `using Counters for Counters.Counter;` */ library Counters { struct Counter { // This variable should never be directly accessed by users of the library: interactions must be restricted to // the library's function. As of Solidity v0.5.2, this cannot be enforced, though there is a proposal to add // this feature: see https://github.com/ethereum/solidity/issues/4637 uint256 _value; // default: 0 } function current(Counter storage counter) internal view returns (uint256) { return counter._value; } function increment(Counter storage counter) internal { unchecked { counter._value += 1; } } function decrement(Counter storage counter) internal { uint256 value = counter._value; require(value > 0, "Counter: decrement overflow"); unchecked { counter._value = value - 1; } } function reset(Counter storage counter) internal { counter._value = 0; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/cryptography/ECDSA.sol) pragma solidity ^0.8.0; import "../Strings.sol"; /** * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations. * * These functions can be used to verify that a message was signed by the holder * of the private keys of a given address. */ library ECDSA { enum RecoverError { NoError, InvalidSignature, InvalidSignatureLength, InvalidSignatureS, InvalidSignatureV // Deprecated in v4.8 } function _throwError(RecoverError error) private pure { if (error == RecoverError.NoError) { return; // no error: do nothing } else if (error == RecoverError.InvalidSignature) { revert("ECDSA: invalid signature"); } else if (error == RecoverError.InvalidSignatureLength) { revert("ECDSA: invalid signature length"); } else if (error == RecoverError.InvalidSignatureS) { revert("ECDSA: invalid signature 's' value"); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature` or error string. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. * * Documentation for signature generation: * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js] * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers] * * _Available since v4.3._ */ function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) { if (signature.length == 65) { bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. /// @solidity memory-safe-assembly assembly { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return tryRecover(hash, v, r, s); } else { return (address(0), RecoverError.InvalidSignatureLength); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature`. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. */ function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, signature); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately. * * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures] * * _Available since v4.3._ */ function tryRecover(bytes32 hash, bytes32 r, bytes32 vs) internal pure returns (address, RecoverError) { bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff); uint8 v = uint8((uint256(vs) >> 255) + 27); return tryRecover(hash, v, r, s); } /** * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately. * * _Available since v4.2._ */ function recover(bytes32 hash, bytes32 r, bytes32 vs) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, r, vs); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `v`, * `r` and `s` signature fields separately. * * _Available since v4.3._ */ function tryRecover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal pure returns (address, RecoverError) { // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most // signatures from current libraries generate a unique signature with an s-value in the lower half order. // // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept // these malleable signatures as well. if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) { return (address(0), RecoverError.InvalidSignatureS); } // If the signature is valid (and not malleable), return the signer address address signer = ecrecover(hash, v, r, s); if (signer == address(0)) { return (address(0), RecoverError.InvalidSignature); } return (signer, RecoverError.NoError); } /** * @dev Overload of {ECDSA-recover} that receives the `v`, * `r` and `s` signature fields separately. */ function recover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, v, r, s); _throwError(error); return recovered; } /** * @dev Returns an Ethereum Signed Message, created from a `hash`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32 message) { // 32 is the length in bytes of hash, // enforced by the type signature above /// @solidity memory-safe-assembly assembly { mstore(0x00, "\x19Ethereum Signed Message:\n32") mstore(0x1c, hash) message := keccak256(0x00, 0x3c) } } /** * @dev Returns an Ethereum Signed Message, created from `s`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s)); } /** * @dev Returns an Ethereum Signed Typed Data, created from a * `domainSeparator` and a `structHash`. This produces hash corresponding * to the one signed with the * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`] * JSON-RPC method as part of EIP-712. * * See {recover}. */ function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32 data) { /// @solidity memory-safe-assembly assembly { let ptr := mload(0x40) mstore(ptr, "\x19\x01") mstore(add(ptr, 0x02), domainSeparator) mstore(add(ptr, 0x22), structHash) data := keccak256(ptr, 0x42) } } /** * @dev Returns an Ethereum Signed Data with intended validator, created from a * `validator` and `data` according to the version 0 of EIP-191. * * See {recover}. */ function toDataWithIntendedValidatorHash(address validator, bytes memory data) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19\x00", validator, data)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/cryptography/EIP712.sol) pragma solidity ^0.8.8; import "./ECDSA.sol"; import "../ShortStrings.sol"; import "../../interfaces/IERC5267.sol"; /** * @dev https://eips.ethereum.org/EIPS/eip-712[EIP 712] is a standard for hashing and signing of typed structured data. * * The encoding specified in the EIP is very generic, and such a generic implementation in Solidity is not feasible, * thus this contract does not implement the encoding itself. Protocols need to implement the type-specific encoding * they need in their contracts using a combination of `abi.encode` and `keccak256`. * * This contract implements the EIP 712 domain separator ({_domainSeparatorV4}) that is used as part of the encoding * scheme, and the final step of the encoding to obtain the message digest that is then signed via ECDSA * ({_hashTypedDataV4}). * * The implementation of the domain separator was designed to be as efficient as possible while still properly updating * the chain id to protect against replay attacks on an eventual fork of the chain. * * NOTE: This contract implements the version of the encoding known as "v4", as implemented by the JSON RPC method * https://docs.metamask.io/guide/signing-data.html[`eth_signTypedDataV4` in MetaMask]. * * NOTE: In the upgradeable version of this contract, the cached values will correspond to the address, and the domain * separator of the implementation contract. This will cause the `_domainSeparatorV4` function to always rebuild the * separator from the immutable values, which is cheaper than accessing a cached version in cold storage. * * _Available since v3.4._ * * @custom:oz-upgrades-unsafe-allow state-variable-immutable state-variable-assignment */ abstract contract EIP712 is IERC5267 { using ShortStrings for *; bytes32 private constant _TYPE_HASH = keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"); // Cache the domain separator as an immutable value, but also store the chain id that it corresponds to, in order to // invalidate the cached domain separator if the chain id changes. bytes32 private immutable _cachedDomainSeparator; uint256 private immutable _cachedChainId; address private immutable _cachedThis; bytes32 private immutable _hashedName; bytes32 private immutable _hashedVersion; ShortString private immutable _name; ShortString private immutable _version; string private _nameFallback; string private _versionFallback; /** * @dev Initializes the domain separator and parameter caches. * * The meaning of `name` and `version` is specified in * https://eips.ethereum.org/EIPS/eip-712#definition-of-domainseparator[EIP 712]: * * - `name`: the user readable name of the signing domain, i.e. the name of the DApp or the protocol. * - `version`: the current major version of the signing domain. * * NOTE: These parameters cannot be changed except through a xref:learn::upgrading-smart-contracts.adoc[smart * contract upgrade]. */ constructor(string memory name, string memory version) { _name = name.toShortStringWithFallback(_nameFallback); _version = version.toShortStringWithFallback(_versionFallback); _hashedName = keccak256(bytes(name)); _hashedVersion = keccak256(bytes(version)); _cachedChainId = block.chainid; _cachedDomainSeparator = _buildDomainSeparator(); _cachedThis = address(this); } /** * @dev Returns the domain separator for the current chain. */ function _domainSeparatorV4() internal view returns (bytes32) { if (address(this) == _cachedThis && block.chainid == _cachedChainId) { return _cachedDomainSeparator; } else { return _buildDomainSeparator(); } } function _buildDomainSeparator() private view returns (bytes32) { return keccak256(abi.encode(_TYPE_HASH, _hashedName, _hashedVersion, block.chainid, address(this))); } /** * @dev Given an already https://eips.ethereum.org/EIPS/eip-712#definition-of-hashstruct[hashed struct], this * function returns the hash of the fully encoded EIP712 message for this domain. * * This hash can be used together with {ECDSA-recover} to obtain the signer of a message. For example: * * ```solidity * bytes32 digest = _hashTypedDataV4(keccak256(abi.encode( * keccak256("Mail(address to,string contents)"), * mailTo, * keccak256(bytes(mailContents)) * ))); * address signer = ECDSA.recover(digest, signature); * ``` */ function _hashTypedDataV4(bytes32 structHash) internal view virtual returns (bytes32) { return ECDSA.toTypedDataHash(_domainSeparatorV4(), structHash); } /** * @dev See {EIP-5267}. * * _Available since v4.9._ */ function eip712Domain() public view virtual override returns ( bytes1 fields, string memory name, string memory version, uint256 chainId, address verifyingContract, bytes32 salt, uint256[] memory extensions ) { return ( hex"0f", // 01111 _name.toStringWithFallback(_nameFallback), _version.toStringWithFallback(_versionFallback), block.chainid, address(this), bytes32(0), new uint256[](0) ); } }
// 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/SafeCast.sol) // This file was procedurally generated from scripts/generate/templates/SafeCast.js. pragma solidity ^0.8.0; /** * @dev Wrappers over Solidity's uintXX/intXX casting operators with added overflow * checks. * * Downcasting from uint256/int256 in Solidity does not revert on overflow. This can * easily result in undesired exploitation or bugs, since developers usually * assume that overflows raise errors. `SafeCast` restores this intuition by * reverting the transaction when such an operation overflows. * * Using this library instead of the unchecked operations eliminates an entire * class of bugs, so it's recommended to use it always. * * Can be combined with {SafeMath} and {SignedSafeMath} to extend it to smaller types, by performing * all math on `uint256` and `int256` and then downcasting. */ library SafeCast { /** * @dev Returns the downcasted uint248 from uint256, reverting on * overflow (when the input is greater than largest uint248). * * Counterpart to Solidity's `uint248` operator. * * Requirements: * * - input must fit into 248 bits * * _Available since v4.7._ */ function toUint248(uint256 value) internal pure returns (uint248) { require(value <= type(uint248).max, "SafeCast: value doesn't fit in 248 bits"); return uint248(value); } /** * @dev Returns the downcasted uint240 from uint256, reverting on * overflow (when the input is greater than largest uint240). * * Counterpart to Solidity's `uint240` operator. * * Requirements: * * - input must fit into 240 bits * * _Available since v4.7._ */ function toUint240(uint256 value) internal pure returns (uint240) { require(value <= type(uint240).max, "SafeCast: value doesn't fit in 240 bits"); return uint240(value); } /** * @dev Returns the downcasted uint232 from uint256, reverting on * overflow (when the input is greater than largest uint232). * * Counterpart to Solidity's `uint232` operator. * * Requirements: * * - input must fit into 232 bits * * _Available since v4.7._ */ function toUint232(uint256 value) internal pure returns (uint232) { require(value <= type(uint232).max, "SafeCast: value doesn't fit in 232 bits"); return uint232(value); } /** * @dev Returns the downcasted uint224 from uint256, reverting on * overflow (when the input is greater than largest uint224). * * Counterpart to Solidity's `uint224` operator. * * Requirements: * * - input must fit into 224 bits * * _Available since v4.2._ */ function toUint224(uint256 value) internal pure returns (uint224) { require(value <= type(uint224).max, "SafeCast: value doesn't fit in 224 bits"); return uint224(value); } /** * @dev Returns the downcasted uint216 from uint256, reverting on * overflow (when the input is greater than largest uint216). * * Counterpart to Solidity's `uint216` operator. * * Requirements: * * - input must fit into 216 bits * * _Available since v4.7._ */ function toUint216(uint256 value) internal pure returns (uint216) { require(value <= type(uint216).max, "SafeCast: value doesn't fit in 216 bits"); return uint216(value); } /** * @dev Returns the downcasted uint208 from uint256, reverting on * overflow (when the input is greater than largest uint208). * * Counterpart to Solidity's `uint208` operator. * * Requirements: * * - input must fit into 208 bits * * _Available since v4.7._ */ function toUint208(uint256 value) internal pure returns (uint208) { require(value <= type(uint208).max, "SafeCast: value doesn't fit in 208 bits"); return uint208(value); } /** * @dev Returns the downcasted uint200 from uint256, reverting on * overflow (when the input is greater than largest uint200). * * Counterpart to Solidity's `uint200` operator. * * Requirements: * * - input must fit into 200 bits * * _Available since v4.7._ */ function toUint200(uint256 value) internal pure returns (uint200) { require(value <= type(uint200).max, "SafeCast: value doesn't fit in 200 bits"); return uint200(value); } /** * @dev Returns the downcasted uint192 from uint256, reverting on * overflow (when the input is greater than largest uint192). * * Counterpart to Solidity's `uint192` operator. * * Requirements: * * - input must fit into 192 bits * * _Available since v4.7._ */ function toUint192(uint256 value) internal pure returns (uint192) { require(value <= type(uint192).max, "SafeCast: value doesn't fit in 192 bits"); return uint192(value); } /** * @dev Returns the downcasted uint184 from uint256, reverting on * overflow (when the input is greater than largest uint184). * * Counterpart to Solidity's `uint184` operator. * * Requirements: * * - input must fit into 184 bits * * _Available since v4.7._ */ function toUint184(uint256 value) internal pure returns (uint184) { require(value <= type(uint184).max, "SafeCast: value doesn't fit in 184 bits"); return uint184(value); } /** * @dev Returns the downcasted uint176 from uint256, reverting on * overflow (when the input is greater than largest uint176). * * Counterpart to Solidity's `uint176` operator. * * Requirements: * * - input must fit into 176 bits * * _Available since v4.7._ */ function toUint176(uint256 value) internal pure returns (uint176) { require(value <= type(uint176).max, "SafeCast: value doesn't fit in 176 bits"); return uint176(value); } /** * @dev Returns the downcasted uint168 from uint256, reverting on * overflow (when the input is greater than largest uint168). * * Counterpart to Solidity's `uint168` operator. * * Requirements: * * - input must fit into 168 bits * * _Available since v4.7._ */ function toUint168(uint256 value) internal pure returns (uint168) { require(value <= type(uint168).max, "SafeCast: value doesn't fit in 168 bits"); return uint168(value); } /** * @dev Returns the downcasted uint160 from uint256, reverting on * overflow (when the input is greater than largest uint160). * * Counterpart to Solidity's `uint160` operator. * * Requirements: * * - input must fit into 160 bits * * _Available since v4.7._ */ function toUint160(uint256 value) internal pure returns (uint160) { require(value <= type(uint160).max, "SafeCast: value doesn't fit in 160 bits"); return uint160(value); } /** * @dev Returns the downcasted uint152 from uint256, reverting on * overflow (when the input is greater than largest uint152). * * Counterpart to Solidity's `uint152` operator. * * Requirements: * * - input must fit into 152 bits * * _Available since v4.7._ */ function toUint152(uint256 value) internal pure returns (uint152) { require(value <= type(uint152).max, "SafeCast: value doesn't fit in 152 bits"); return uint152(value); } /** * @dev Returns the downcasted uint144 from uint256, reverting on * overflow (when the input is greater than largest uint144). * * Counterpart to Solidity's `uint144` operator. * * Requirements: * * - input must fit into 144 bits * * _Available since v4.7._ */ function toUint144(uint256 value) internal pure returns (uint144) { require(value <= type(uint144).max, "SafeCast: value doesn't fit in 144 bits"); return uint144(value); } /** * @dev Returns the downcasted uint136 from uint256, reverting on * overflow (when the input is greater than largest uint136). * * Counterpart to Solidity's `uint136` operator. * * Requirements: * * - input must fit into 136 bits * * _Available since v4.7._ */ function toUint136(uint256 value) internal pure returns (uint136) { require(value <= type(uint136).max, "SafeCast: value doesn't fit in 136 bits"); return uint136(value); } /** * @dev Returns the downcasted uint128 from uint256, reverting on * overflow (when the input is greater than largest uint128). * * Counterpart to Solidity's `uint128` operator. * * Requirements: * * - input must fit into 128 bits * * _Available since v2.5._ */ function toUint128(uint256 value) internal pure returns (uint128) { require(value <= type(uint128).max, "SafeCast: value doesn't fit in 128 bits"); return uint128(value); } /** * @dev Returns the downcasted uint120 from uint256, reverting on * overflow (when the input is greater than largest uint120). * * Counterpart to Solidity's `uint120` operator. * * Requirements: * * - input must fit into 120 bits * * _Available since v4.7._ */ function toUint120(uint256 value) internal pure returns (uint120) { require(value <= type(uint120).max, "SafeCast: value doesn't fit in 120 bits"); return uint120(value); } /** * @dev Returns the downcasted uint112 from uint256, reverting on * overflow (when the input is greater than largest uint112). * * Counterpart to Solidity's `uint112` operator. * * Requirements: * * - input must fit into 112 bits * * _Available since v4.7._ */ function toUint112(uint256 value) internal pure returns (uint112) { require(value <= type(uint112).max, "SafeCast: value doesn't fit in 112 bits"); return uint112(value); } /** * @dev Returns the downcasted uint104 from uint256, reverting on * overflow (when the input is greater than largest uint104). * * Counterpart to Solidity's `uint104` operator. * * Requirements: * * - input must fit into 104 bits * * _Available since v4.7._ */ function toUint104(uint256 value) internal pure returns (uint104) { require(value <= type(uint104).max, "SafeCast: value doesn't fit in 104 bits"); return uint104(value); } /** * @dev Returns the downcasted uint96 from uint256, reverting on * overflow (when the input is greater than largest uint96). * * Counterpart to Solidity's `uint96` operator. * * Requirements: * * - input must fit into 96 bits * * _Available since v4.2._ */ function toUint96(uint256 value) internal pure returns (uint96) { require(value <= type(uint96).max, "SafeCast: value doesn't fit in 96 bits"); return uint96(value); } /** * @dev Returns the downcasted uint88 from uint256, reverting on * overflow (when the input is greater than largest uint88). * * Counterpart to Solidity's `uint88` operator. * * Requirements: * * - input must fit into 88 bits * * _Available since v4.7._ */ function toUint88(uint256 value) internal pure returns (uint88) { require(value <= type(uint88).max, "SafeCast: value doesn't fit in 88 bits"); return uint88(value); } /** * @dev Returns the downcasted uint80 from uint256, reverting on * overflow (when the input is greater than largest uint80). * * Counterpart to Solidity's `uint80` operator. * * Requirements: * * - input must fit into 80 bits * * _Available since v4.7._ */ function toUint80(uint256 value) internal pure returns (uint80) { require(value <= type(uint80).max, "SafeCast: value doesn't fit in 80 bits"); return uint80(value); } /** * @dev Returns the downcasted uint72 from uint256, reverting on * overflow (when the input is greater than largest uint72). * * Counterpart to Solidity's `uint72` operator. * * Requirements: * * - input must fit into 72 bits * * _Available since v4.7._ */ function toUint72(uint256 value) internal pure returns (uint72) { require(value <= type(uint72).max, "SafeCast: value doesn't fit in 72 bits"); return uint72(value); } /** * @dev Returns the downcasted uint64 from uint256, reverting on * overflow (when the input is greater than largest uint64). * * Counterpart to Solidity's `uint64` operator. * * Requirements: * * - input must fit into 64 bits * * _Available since v2.5._ */ function toUint64(uint256 value) internal pure returns (uint64) { require(value <= type(uint64).max, "SafeCast: value doesn't fit in 64 bits"); return uint64(value); } /** * @dev Returns the downcasted uint56 from uint256, reverting on * overflow (when the input is greater than largest uint56). * * Counterpart to Solidity's `uint56` operator. * * Requirements: * * - input must fit into 56 bits * * _Available since v4.7._ */ function toUint56(uint256 value) internal pure returns (uint56) { require(value <= type(uint56).max, "SafeCast: value doesn't fit in 56 bits"); return uint56(value); } /** * @dev Returns the downcasted uint48 from uint256, reverting on * overflow (when the input is greater than largest uint48). * * Counterpart to Solidity's `uint48` operator. * * Requirements: * * - input must fit into 48 bits * * _Available since v4.7._ */ function toUint48(uint256 value) internal pure returns (uint48) { require(value <= type(uint48).max, "SafeCast: value doesn't fit in 48 bits"); return uint48(value); } /** * @dev Returns the downcasted uint40 from uint256, reverting on * overflow (when the input is greater than largest uint40). * * Counterpart to Solidity's `uint40` operator. * * Requirements: * * - input must fit into 40 bits * * _Available since v4.7._ */ function toUint40(uint256 value) internal pure returns (uint40) { require(value <= type(uint40).max, "SafeCast: value doesn't fit in 40 bits"); return uint40(value); } /** * @dev Returns the downcasted uint32 from uint256, reverting on * overflow (when the input is greater than largest uint32). * * Counterpart to Solidity's `uint32` operator. * * Requirements: * * - input must fit into 32 bits * * _Available since v2.5._ */ function toUint32(uint256 value) internal pure returns (uint32) { require(value <= type(uint32).max, "SafeCast: value doesn't fit in 32 bits"); return uint32(value); } /** * @dev Returns the downcasted uint24 from uint256, reverting on * overflow (when the input is greater than largest uint24). * * Counterpart to Solidity's `uint24` operator. * * Requirements: * * - input must fit into 24 bits * * _Available since v4.7._ */ function toUint24(uint256 value) internal pure returns (uint24) { require(value <= type(uint24).max, "SafeCast: value doesn't fit in 24 bits"); return uint24(value); } /** * @dev Returns the downcasted uint16 from uint256, reverting on * overflow (when the input is greater than largest uint16). * * Counterpart to Solidity's `uint16` operator. * * Requirements: * * - input must fit into 16 bits * * _Available since v2.5._ */ function toUint16(uint256 value) internal pure returns (uint16) { require(value <= type(uint16).max, "SafeCast: value doesn't fit in 16 bits"); return uint16(value); } /** * @dev Returns the downcasted uint8 from uint256, reverting on * overflow (when the input is greater than largest uint8). * * Counterpart to Solidity's `uint8` operator. * * Requirements: * * - input must fit into 8 bits * * _Available since v2.5._ */ function toUint8(uint256 value) internal pure returns (uint8) { require(value <= type(uint8).max, "SafeCast: value doesn't fit in 8 bits"); return uint8(value); } /** * @dev Converts a signed int256 into an unsigned uint256. * * Requirements: * * - input must be greater than or equal to 0. * * _Available since v3.0._ */ function toUint256(int256 value) internal pure returns (uint256) { require(value >= 0, "SafeCast: value must be positive"); return uint256(value); } /** * @dev Returns the downcasted int248 from int256, reverting on * overflow (when the input is less than smallest int248 or * greater than largest int248). * * Counterpart to Solidity's `int248` operator. * * Requirements: * * - input must fit into 248 bits * * _Available since v4.7._ */ function toInt248(int256 value) internal pure returns (int248 downcasted) { downcasted = int248(value); require(downcasted == value, "SafeCast: value doesn't fit in 248 bits"); } /** * @dev Returns the downcasted int240 from int256, reverting on * overflow (when the input is less than smallest int240 or * greater than largest int240). * * Counterpart to Solidity's `int240` operator. * * Requirements: * * - input must fit into 240 bits * * _Available since v4.7._ */ function toInt240(int256 value) internal pure returns (int240 downcasted) { downcasted = int240(value); require(downcasted == value, "SafeCast: value doesn't fit in 240 bits"); } /** * @dev Returns the downcasted int232 from int256, reverting on * overflow (when the input is less than smallest int232 or * greater than largest int232). * * Counterpart to Solidity's `int232` operator. * * Requirements: * * - input must fit into 232 bits * * _Available since v4.7._ */ function toInt232(int256 value) internal pure returns (int232 downcasted) { downcasted = int232(value); require(downcasted == value, "SafeCast: value doesn't fit in 232 bits"); } /** * @dev Returns the downcasted int224 from int256, reverting on * overflow (when the input is less than smallest int224 or * greater than largest int224). * * Counterpart to Solidity's `int224` operator. * * Requirements: * * - input must fit into 224 bits * * _Available since v4.7._ */ function toInt224(int256 value) internal pure returns (int224 downcasted) { downcasted = int224(value); require(downcasted == value, "SafeCast: value doesn't fit in 224 bits"); } /** * @dev Returns the downcasted int216 from int256, reverting on * overflow (when the input is less than smallest int216 or * greater than largest int216). * * Counterpart to Solidity's `int216` operator. * * Requirements: * * - input must fit into 216 bits * * _Available since v4.7._ */ function toInt216(int256 value) internal pure returns (int216 downcasted) { downcasted = int216(value); require(downcasted == value, "SafeCast: value doesn't fit in 216 bits"); } /** * @dev Returns the downcasted int208 from int256, reverting on * overflow (when the input is less than smallest int208 or * greater than largest int208). * * Counterpart to Solidity's `int208` operator. * * Requirements: * * - input must fit into 208 bits * * _Available since v4.7._ */ function toInt208(int256 value) internal pure returns (int208 downcasted) { downcasted = int208(value); require(downcasted == value, "SafeCast: value doesn't fit in 208 bits"); } /** * @dev Returns the downcasted int200 from int256, reverting on * overflow (when the input is less than smallest int200 or * greater than largest int200). * * Counterpart to Solidity's `int200` operator. * * Requirements: * * - input must fit into 200 bits * * _Available since v4.7._ */ function toInt200(int256 value) internal pure returns (int200 downcasted) { downcasted = int200(value); require(downcasted == value, "SafeCast: value doesn't fit in 200 bits"); } /** * @dev Returns the downcasted int192 from int256, reverting on * overflow (when the input is less than smallest int192 or * greater than largest int192). * * Counterpart to Solidity's `int192` operator. * * Requirements: * * - input must fit into 192 bits * * _Available since v4.7._ */ function toInt192(int256 value) internal pure returns (int192 downcasted) { downcasted = int192(value); require(downcasted == value, "SafeCast: value doesn't fit in 192 bits"); } /** * @dev Returns the downcasted int184 from int256, reverting on * overflow (when the input is less than smallest int184 or * greater than largest int184). * * Counterpart to Solidity's `int184` operator. * * Requirements: * * - input must fit into 184 bits * * _Available since v4.7._ */ function toInt184(int256 value) internal pure returns (int184 downcasted) { downcasted = int184(value); require(downcasted == value, "SafeCast: value doesn't fit in 184 bits"); } /** * @dev Returns the downcasted int176 from int256, reverting on * overflow (when the input is less than smallest int176 or * greater than largest int176). * * Counterpart to Solidity's `int176` operator. * * Requirements: * * - input must fit into 176 bits * * _Available since v4.7._ */ function toInt176(int256 value) internal pure returns (int176 downcasted) { downcasted = int176(value); require(downcasted == value, "SafeCast: value doesn't fit in 176 bits"); } /** * @dev Returns the downcasted int168 from int256, reverting on * overflow (when the input is less than smallest int168 or * greater than largest int168). * * Counterpart to Solidity's `int168` operator. * * Requirements: * * - input must fit into 168 bits * * _Available since v4.7._ */ function toInt168(int256 value) internal pure returns (int168 downcasted) { downcasted = int168(value); require(downcasted == value, "SafeCast: value doesn't fit in 168 bits"); } /** * @dev Returns the downcasted int160 from int256, reverting on * overflow (when the input is less than smallest int160 or * greater than largest int160). * * Counterpart to Solidity's `int160` operator. * * Requirements: * * - input must fit into 160 bits * * _Available since v4.7._ */ function toInt160(int256 value) internal pure returns (int160 downcasted) { downcasted = int160(value); require(downcasted == value, "SafeCast: value doesn't fit in 160 bits"); } /** * @dev Returns the downcasted int152 from int256, reverting on * overflow (when the input is less than smallest int152 or * greater than largest int152). * * Counterpart to Solidity's `int152` operator. * * Requirements: * * - input must fit into 152 bits * * _Available since v4.7._ */ function toInt152(int256 value) internal pure returns (int152 downcasted) { downcasted = int152(value); require(downcasted == value, "SafeCast: value doesn't fit in 152 bits"); } /** * @dev Returns the downcasted int144 from int256, reverting on * overflow (when the input is less than smallest int144 or * greater than largest int144). * * Counterpart to Solidity's `int144` operator. * * Requirements: * * - input must fit into 144 bits * * _Available since v4.7._ */ function toInt144(int256 value) internal pure returns (int144 downcasted) { downcasted = int144(value); require(downcasted == value, "SafeCast: value doesn't fit in 144 bits"); } /** * @dev Returns the downcasted int136 from int256, reverting on * overflow (when the input is less than smallest int136 or * greater than largest int136). * * Counterpart to Solidity's `int136` operator. * * Requirements: * * - input must fit into 136 bits * * _Available since v4.7._ */ function toInt136(int256 value) internal pure returns (int136 downcasted) { downcasted = int136(value); require(downcasted == value, "SafeCast: value doesn't fit in 136 bits"); } /** * @dev Returns the downcasted int128 from int256, reverting on * overflow (when the input is less than smallest int128 or * greater than largest int128). * * Counterpart to Solidity's `int128` operator. * * Requirements: * * - input must fit into 128 bits * * _Available since v3.1._ */ function toInt128(int256 value) internal pure returns (int128 downcasted) { downcasted = int128(value); require(downcasted == value, "SafeCast: value doesn't fit in 128 bits"); } /** * @dev Returns the downcasted int120 from int256, reverting on * overflow (when the input is less than smallest int120 or * greater than largest int120). * * Counterpart to Solidity's `int120` operator. * * Requirements: * * - input must fit into 120 bits * * _Available since v4.7._ */ function toInt120(int256 value) internal pure returns (int120 downcasted) { downcasted = int120(value); require(downcasted == value, "SafeCast: value doesn't fit in 120 bits"); } /** * @dev Returns the downcasted int112 from int256, reverting on * overflow (when the input is less than smallest int112 or * greater than largest int112). * * Counterpart to Solidity's `int112` operator. * * Requirements: * * - input must fit into 112 bits * * _Available since v4.7._ */ function toInt112(int256 value) internal pure returns (int112 downcasted) { downcasted = int112(value); require(downcasted == value, "SafeCast: value doesn't fit in 112 bits"); } /** * @dev Returns the downcasted int104 from int256, reverting on * overflow (when the input is less than smallest int104 or * greater than largest int104). * * Counterpart to Solidity's `int104` operator. * * Requirements: * * - input must fit into 104 bits * * _Available since v4.7._ */ function toInt104(int256 value) internal pure returns (int104 downcasted) { downcasted = int104(value); require(downcasted == value, "SafeCast: value doesn't fit in 104 bits"); } /** * @dev Returns the downcasted int96 from int256, reverting on * overflow (when the input is less than smallest int96 or * greater than largest int96). * * Counterpart to Solidity's `int96` operator. * * Requirements: * * - input must fit into 96 bits * * _Available since v4.7._ */ function toInt96(int256 value) internal pure returns (int96 downcasted) { downcasted = int96(value); require(downcasted == value, "SafeCast: value doesn't fit in 96 bits"); } /** * @dev Returns the downcasted int88 from int256, reverting on * overflow (when the input is less than smallest int88 or * greater than largest int88). * * Counterpart to Solidity's `int88` operator. * * Requirements: * * - input must fit into 88 bits * * _Available since v4.7._ */ function toInt88(int256 value) internal pure returns (int88 downcasted) { downcasted = int88(value); require(downcasted == value, "SafeCast: value doesn't fit in 88 bits"); } /** * @dev Returns the downcasted int80 from int256, reverting on * overflow (when the input is less than smallest int80 or * greater than largest int80). * * Counterpart to Solidity's `int80` operator. * * Requirements: * * - input must fit into 80 bits * * _Available since v4.7._ */ function toInt80(int256 value) internal pure returns (int80 downcasted) { downcasted = int80(value); require(downcasted == value, "SafeCast: value doesn't fit in 80 bits"); } /** * @dev Returns the downcasted int72 from int256, reverting on * overflow (when the input is less than smallest int72 or * greater than largest int72). * * Counterpart to Solidity's `int72` operator. * * Requirements: * * - input must fit into 72 bits * * _Available since v4.7._ */ function toInt72(int256 value) internal pure returns (int72 downcasted) { downcasted = int72(value); require(downcasted == value, "SafeCast: value doesn't fit in 72 bits"); } /** * @dev Returns the downcasted int64 from int256, reverting on * overflow (when the input is less than smallest int64 or * greater than largest int64). * * Counterpart to Solidity's `int64` operator. * * Requirements: * * - input must fit into 64 bits * * _Available since v3.1._ */ function toInt64(int256 value) internal pure returns (int64 downcasted) { downcasted = int64(value); require(downcasted == value, "SafeCast: value doesn't fit in 64 bits"); } /** * @dev Returns the downcasted int56 from int256, reverting on * overflow (when the input is less than smallest int56 or * greater than largest int56). * * Counterpart to Solidity's `int56` operator. * * Requirements: * * - input must fit into 56 bits * * _Available since v4.7._ */ function toInt56(int256 value) internal pure returns (int56 downcasted) { downcasted = int56(value); require(downcasted == value, "SafeCast: value doesn't fit in 56 bits"); } /** * @dev Returns the downcasted int48 from int256, reverting on * overflow (when the input is less than smallest int48 or * greater than largest int48). * * Counterpart to Solidity's `int48` operator. * * Requirements: * * - input must fit into 48 bits * * _Available since v4.7._ */ function toInt48(int256 value) internal pure returns (int48 downcasted) { downcasted = int48(value); require(downcasted == value, "SafeCast: value doesn't fit in 48 bits"); } /** * @dev Returns the downcasted int40 from int256, reverting on * overflow (when the input is less than smallest int40 or * greater than largest int40). * * Counterpart to Solidity's `int40` operator. * * Requirements: * * - input must fit into 40 bits * * _Available since v4.7._ */ function toInt40(int256 value) internal pure returns (int40 downcasted) { downcasted = int40(value); require(downcasted == value, "SafeCast: value doesn't fit in 40 bits"); } /** * @dev Returns the downcasted int32 from int256, reverting on * overflow (when the input is less than smallest int32 or * greater than largest int32). * * Counterpart to Solidity's `int32` operator. * * Requirements: * * - input must fit into 32 bits * * _Available since v3.1._ */ function toInt32(int256 value) internal pure returns (int32 downcasted) { downcasted = int32(value); require(downcasted == value, "SafeCast: value doesn't fit in 32 bits"); } /** * @dev Returns the downcasted int24 from int256, reverting on * overflow (when the input is less than smallest int24 or * greater than largest int24). * * Counterpart to Solidity's `int24` operator. * * Requirements: * * - input must fit into 24 bits * * _Available since v4.7._ */ function toInt24(int256 value) internal pure returns (int24 downcasted) { downcasted = int24(value); require(downcasted == value, "SafeCast: value doesn't fit in 24 bits"); } /** * @dev Returns the downcasted int16 from int256, reverting on * overflow (when the input is less than smallest int16 or * greater than largest int16). * * Counterpart to Solidity's `int16` operator. * * Requirements: * * - input must fit into 16 bits * * _Available since v3.1._ */ function toInt16(int256 value) internal pure returns (int16 downcasted) { downcasted = int16(value); require(downcasted == value, "SafeCast: value doesn't fit in 16 bits"); } /** * @dev Returns the downcasted int8 from int256, reverting on * overflow (when the input is less than smallest int8 or * greater than largest int8). * * Counterpart to Solidity's `int8` operator. * * Requirements: * * - input must fit into 8 bits * * _Available since v3.1._ */ function toInt8(int256 value) internal pure returns (int8 downcasted) { downcasted = int8(value); require(downcasted == value, "SafeCast: value doesn't fit in 8 bits"); } /** * @dev Converts an unsigned uint256 into a signed int256. * * Requirements: * * - input must be less than or equal to maxInt256. * * _Available since v3.0._ */ function toInt256(uint256 value) internal pure returns (int256) { // Note: Unsafe cast below is okay because `type(int256).max` is guaranteed to be positive require(value <= uint256(type(int256).max), "SafeCast: value doesn't fit in an int256"); return int256(value); } }
// 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 (last updated v4.9.0) (utils/ShortStrings.sol) pragma solidity ^0.8.8; import "./StorageSlot.sol"; // | string | 0xAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA | // | length | 0x BB | type ShortString is bytes32; /** * @dev This library provides functions to convert short memory strings * into a `ShortString` type that can be used as an immutable variable. * * Strings of arbitrary length can be optimized using this library if * they are short enough (up to 31 bytes) by packing them with their * length (1 byte) in a single EVM word (32 bytes). Additionally, a * fallback mechanism can be used for every other case. * * Usage example: * * ```solidity * contract Named { * using ShortStrings for *; * * ShortString private immutable _name; * string private _nameFallback; * * constructor(string memory contractName) { * _name = contractName.toShortStringWithFallback(_nameFallback); * } * * function name() external view returns (string memory) { * return _name.toStringWithFallback(_nameFallback); * } * } * ``` */ library ShortStrings { // Used as an identifier for strings longer than 31 bytes. bytes32 private constant _FALLBACK_SENTINEL = 0x00000000000000000000000000000000000000000000000000000000000000FF; error StringTooLong(string str); error InvalidShortString(); /** * @dev Encode a string of at most 31 chars into a `ShortString`. * * This will trigger a `StringTooLong` error is the input string is too long. */ function toShortString(string memory str) internal pure returns (ShortString) { bytes memory bstr = bytes(str); if (bstr.length > 31) { revert StringTooLong(str); } return ShortString.wrap(bytes32(uint256(bytes32(bstr)) | bstr.length)); } /** * @dev Decode a `ShortString` back to a "normal" string. */ function toString(ShortString sstr) internal pure returns (string memory) { uint256 len = byteLength(sstr); // using `new string(len)` would work locally but is not memory safe. string memory str = new string(32); /// @solidity memory-safe-assembly assembly { mstore(str, len) mstore(add(str, 0x20), sstr) } return str; } /** * @dev Return the length of a `ShortString`. */ function byteLength(ShortString sstr) internal pure returns (uint256) { uint256 result = uint256(ShortString.unwrap(sstr)) & 0xFF; if (result > 31) { revert InvalidShortString(); } return result; } /** * @dev Encode a string into a `ShortString`, or write it to storage if it is too long. */ function toShortStringWithFallback(string memory value, string storage store) internal returns (ShortString) { if (bytes(value).length < 32) { return toShortString(value); } else { StorageSlot.getStringSlot(store).value = value; return ShortString.wrap(_FALLBACK_SENTINEL); } } /** * @dev Decode a string that was encoded to `ShortString` or written to storage using {setWithFallback}. */ function toStringWithFallback(ShortString value, string storage store) internal pure returns (string memory) { if (ShortString.unwrap(value) != _FALLBACK_SENTINEL) { return toString(value); } else { return store; } } /** * @dev Return the length of a string that was encoded to `ShortString` or written to storage using {setWithFallback}. * * WARNING: This will return the "byte length" of the string. This may not reflect the actual length in terms of * actual characters as the UTF-8 encoding of a single character can span over multiple bytes. */ function byteLengthWithFallback(ShortString value, string storage store) internal view returns (uint256) { if (ShortString.unwrap(value) != _FALLBACK_SENTINEL) { return byteLength(value); } else { return bytes(store).length; } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/StorageSlot.sol) // This file was procedurally generated from scripts/generate/templates/StorageSlot.js. pragma solidity ^0.8.0; /** * @dev Library for reading and writing primitive types to specific storage slots. * * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts. * This library helps with reading and writing to such slots without the need for inline assembly. * * The functions in this library return Slot structs that contain a `value` member that can be used to read or write. * * Example usage to set ERC1967 implementation slot: * ```solidity * contract ERC1967 { * bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; * * function _getImplementation() internal view returns (address) { * return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value; * } * * function _setImplementation(address newImplementation) internal { * require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract"); * StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation; * } * } * ``` * * _Available since v4.1 for `address`, `bool`, `bytes32`, `uint256`._ * _Available since v4.9 for `string`, `bytes`._ */ library StorageSlot { struct AddressSlot { address value; } struct BooleanSlot { bool value; } struct Bytes32Slot { bytes32 value; } struct Uint256Slot { uint256 value; } struct StringSlot { string value; } struct BytesSlot { bytes value; } /** * @dev Returns an `AddressSlot` with member `value` located at `slot`. */ function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `BooleanSlot` with member `value` located at `slot`. */ function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `Bytes32Slot` with member `value` located at `slot`. */ function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `Uint256Slot` with member `value` located at `slot`. */ function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `StringSlot` with member `value` located at `slot`. */ function getStringSlot(bytes32 slot) internal pure returns (StringSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `StringSlot` representation of the string storage pointer `store`. */ function getStringSlot(string storage store) internal pure returns (StringSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := store.slot } } /** * @dev Returns an `BytesSlot` with member `value` located at `slot`. */ function getBytesSlot(bytes32 slot) internal pure returns (BytesSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `BytesSlot` representation of the bytes storage pointer `store`. */ function getBytesSlot(bytes storage store) internal pure returns (BytesSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := store.slot } } }
// 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)); } }
{ "optimizer": { "enabled": false, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "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"},{"internalType":"uint256","name":"totalSupply_","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"InvalidShortString","type":"error"},{"inputs":[{"internalType":"string","name":"str","type":"string"}],"name":"StringTooLong","type":"error"},{"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":"delegator","type":"address"},{"indexed":true,"internalType":"address","name":"fromDelegate","type":"address"},{"indexed":true,"internalType":"address","name":"toDelegate","type":"address"}],"name":"DelegateChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"delegate","type":"address"},{"indexed":false,"internalType":"uint256","name":"previousBalance","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"newBalance","type":"uint256"}],"name":"DelegateVotesChanged","type":"event"},{"anonymous":false,"inputs":[],"name":"EIP712DomainChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"id","type":"uint256"}],"name":"Snapshot","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":"CLOCK_MODE","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DOMAIN_SEPARATOR","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":"address","name":"account","type":"address"},{"internalType":"uint256","name":"snapshotId","type":"uint256"}],"name":"balanceOfAt","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint32","name":"pos","type":"uint32"}],"name":"checkpoints","outputs":[{"components":[{"internalType":"uint32","name":"fromBlock","type":"uint32"},{"internalType":"uint224","name":"votes","type":"uint224"}],"internalType":"struct ERC20Votes.Checkpoint","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"clock","outputs":[{"internalType":"uint48","name":"","type":"uint48"}],"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":"delegatee","type":"address"}],"name":"delegate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"delegatee","type":"address"},{"internalType":"uint256","name":"nonce","type":"uint256"},{"internalType":"uint256","name":"expiry","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"delegateBySig","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"delegates","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"eip712Domain","outputs":[{"internalType":"bytes1","name":"fields","type":"bytes1"},{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"version","type":"string"},{"internalType":"uint256","name":"chainId","type":"uint256"},{"internalType":"address","name":"verifyingContract","type":"address"},{"internalType":"bytes32","name":"salt","type":"bytes32"},{"internalType":"uint256[]","name":"extensions","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"timepoint","type":"uint256"}],"name":"getPastTotalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"timepoint","type":"uint256"}],"name":"getPastVotes","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"getVotes","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"nonces","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"numCheckpoints","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"openTrading","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"permit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"snapshot","outputs":[],"stateMutability":"nonpayable","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":"uint256","name":"snapshotId","type":"uint256"}],"name":"totalSupplyAt","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"}]
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)
000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a00000000000000000000000000000000000000000000211654585005212800000000000000000000000000000000000000000000000000000000000000000000d4e6574776f726b20546f6b656e000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004244e455400000000000000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : name (string): Network Token
Arg [1] : symbol (string): $NET
Arg [2] : totalSupply_ (uint256): 2500000000000000000000000
-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [2] : 0000000000000000000000000000000000000000000211654585005212800000
Arg [3] : 000000000000000000000000000000000000000000000000000000000000000d
Arg [4] : 4e6574776f726b20546f6b656e00000000000000000000000000000000000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [6] : 244e455400000000000000000000000000000000000000000000000000000000
Loading...
Loading
Loading...
Loading
Multichain Portfolio | 30 Chains
Chain | Token | Portfolio % | Price | Amount | Value |
---|
Loading...
Loading
[ Download: CSV Export ]
A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.