Overview
ETH Balance
0.0001 ETH
Eth Value
$0.34 (@ $3,410.91/ETH)More Info
Private Name Tags
ContractCreator
Latest 25 from a total of 308 transactions
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Set Sell Offer | 17661536 | 374 days ago | IN | 0 ETH | 0.00328363 | ||||
Set Sell Offer | 17341730 | 419 days ago | IN | 0 ETH | 0.00789687 | ||||
Fulfill Sell Off... | 16965051 | 472 days ago | IN | 0.005 ETH | 0.00516948 | ||||
Set Sell Offer | 16965029 | 472 days ago | IN | 0 ETH | 0.00461735 | ||||
Set Sell Offer | 16965017 | 472 days ago | IN | 0 ETH | 0.00413119 | ||||
Cancel Sell Offe... | 16951449 | 474 days ago | IN | 0 ETH | 0.00142287 | ||||
Fulfill Sell Off... | 16911621 | 480 days ago | IN | 0.005 ETH | 0.0046738 | ||||
Set Sell Offer | 16909672 | 480 days ago | IN | 0 ETH | 0.00413966 | ||||
Fulfill Sell Off... | 16908793 | 480 days ago | IN | 0.005 ETH | 0.00422269 | ||||
Cancel Sell Offe... | 16908784 | 480 days ago | IN | 0 ETH | 0.00074184 | ||||
Set Sell Offer | 16908753 | 480 days ago | IN | 0 ETH | 0.00358404 | ||||
Set Sell Offer | 16896289 | 482 days ago | IN | 0 ETH | 0.00402955 | ||||
Set Sell Offer | 16895004 | 482 days ago | IN | 0 ETH | 0.00320719 | ||||
Set Sell Offer | 16865592 | 486 days ago | IN | 0 ETH | 0.00426884 | ||||
Set Sell Offer | 16865589 | 486 days ago | IN | 0 ETH | 0.00411825 | ||||
Set Sell Offer | 16865586 | 486 days ago | IN | 0 ETH | 0.00335399 | ||||
Set Sell Offer | 16865581 | 486 days ago | IN | 0 ETH | 0.00340108 | ||||
Set Sell Offer | 16865254 | 486 days ago | IN | 0 ETH | 0.00463328 | ||||
Set Sell Offer | 16865243 | 486 days ago | IN | 0 ETH | 0.00459407 | ||||
Set Sell Offer | 16865235 | 486 days ago | IN | 0 ETH | 0.00497208 | ||||
Set Sell Offer | 16865226 | 486 days ago | IN | 0 ETH | 0.00483664 | ||||
Set Sell Offer | 16865218 | 486 days ago | IN | 0 ETH | 0.00520812 | ||||
Set Sell Offer | 16853801 | 488 days ago | IN | 0 ETH | 0.00309617 | ||||
Set Sell Offer | 16853787 | 488 days ago | IN | 0 ETH | 0.00347961 | ||||
Set Sell Offer | 16767480 | 500 days ago | IN | 0 ETH | 0.00511718 |
Latest 25 internal transactions (View All)
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Parent Transaction Hash | Block | From | To | |||
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17084966 | 455 days ago | 0.25172412 ETH | ||||
16965051 | 472 days ago | 0.00485 ETH | ||||
16911621 | 480 days ago | 0.00485 ETH | ||||
16908793 | 480 days ago | 0.00485 ETH | ||||
16588312 | 525 days ago | 0.0097 ETH | ||||
16555122 | 530 days ago | 0.0291 ETH | ||||
16369938 | 556 days ago | 0.19399999 ETH | ||||
16369794 | 556 days ago | 0.278875 ETH | ||||
16342410 | 559 days ago | 0.015 ETH | ||||
16312999 | 563 days ago | 0.11639999 ETH | ||||
16295625 | 566 days ago | 0.1067 ETH | ||||
16284053 | 568 days ago | 0.291 ETH | ||||
16282621 | 568 days ago | 0.16005 ETH | ||||
16282216 | 568 days ago | 0.097 ETH | ||||
16279852 | 568 days ago | 0.2037 ETH | ||||
16277257 | 568 days ago | 0.18236 ETH | ||||
16276420 | 569 days ago | 0.18236 ETH | ||||
16273732 | 569 days ago | 0.01299999 ETH | ||||
16271778 | 569 days ago | 0.12125 ETH | ||||
16269030 | 570 days ago | 0.1164 ETH | ||||
16261813 | 571 days ago | 0.24153 ETH | ||||
16258741 | 571 days ago | 0.16975 ETH | ||||
16257666 | 571 days ago | 0.16005 ETH | ||||
16255858 | 571 days ago | 0.19399999 ETH | ||||
16251443 | 572 days ago | 0.000097 ETH |
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Contract Name:
SabreSwap
Compiler Version
v0.8.17+commit.8df45f5f
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
/* Crafted with love by Fueled on Bacon https://fueledonbacon.com */ //SPDX-License-Identifier: MIT pragma solidity ^0.8.17; import '@openzeppelin/contracts/token/ERC20/IERC20.sol'; import '@openzeppelin/contracts/access/Ownable.sol'; import '@openzeppelin/contracts/utils/structs/EnumerableSet.sol'; import './SabreSwapSellOffer.sol'; import './SabreSwapBuyOffer.sol'; /** @title SabreSwap */ contract SabreSwap is Ownable, SabreSwapSellOffer, SabreSwapBuyOffer { using EnumerableSet for EnumerableSet.AddressSet; event TokenAdded(address indexed token); event TokenRemoved(address indexed token); event SetTransferFee(uint256 transferFee); error TokenAlreadyAdded(); error TokenNotYetAdded(); error TokenAddressIsZero(); error WrongTransferFee(); error FailedToRetrieveFees(); uint256 public transferFee; uint256 public balanceFees; EnumerableSet.AddressSet private _tokens; /** @param _transferFee must be between 1 and 10000 which represents 100% */ constructor(uint256 _transferFee) { setTransferFee(_transferFee); } /** @notice sets a Sell Offer, should have allowance and balance in order call the function * @param token address of whitelisted token * @param amount amount of erc20 token to sell * @param pricePerToken price in ETH for each token */ function setSellOffer( address token, uint256 amount, uint256 pricePerToken ) external { if (!_tokens.contains(token)) revert TokenNotYetAdded(); _setSellOffer(token, amount, pricePerToken); } /** @notice fulfills a Sell Offer, must be a payable function with the exact value * @param sellOfferPosition position of the Sell Offer stored in _sellOfferByPosition */ function fulfillSellOffer(uint256 sellOfferPosition) external payable { uint256 takenFee = _fulfillSellOffer(sellOfferPosition, transferFee); balanceFees += takenFee; } /** @notice sets Buy Offer, must be a payable function with the exact value * @param token address of whitelisted token * @param amount amount of erc20 token to sell * @param pricePerToken price in ETH for each token */ function setBuyOffer( address token, uint256 amount, uint256 pricePerToken ) external payable { if (!_tokens.contains(token)) revert TokenNotYetAdded(); _setBuyOffer(token, amount, pricePerToken); } /** @notice fulfills a Buy Offer, must have ERC20 token approval set * @param buyOfferPosition position of the Buy Offer stored in _buyOfferByPosition */ function fulfillBuyOffer(uint256 buyOfferPosition) external { uint256 takenFee = _fulfillBuyOffer(buyOfferPosition, transferFee); balanceFees += takenFee; } /** @notice Sets new transfer fee * @param _transferFee must be between 1 and 10000 which represents 100% */ function setTransferFee(uint256 _transferFee) public onlyOwner { if (_transferFee == 0 || _transferFee > 10000) revert WrongTransferFee(); transferFee = _transferFee; emit SetTransferFee(_transferFee); } function withdrawFees(address receiver) external onlyOwner nonReentrant { (bool sent, ) = receiver.call{value: balanceFees}(''); balanceFees = 0; if (!sent) revert FailedToRetrieveFees(); } function addToken(address token) external onlyOwner { if (token == address(0)) revert TokenAddressIsZero(); if (_tokens.contains(token)) revert TokenAlreadyAdded(); _tokens.add(token); emit TokenAdded(token); } function removeToken(address token) external onlyOwner { if (token == address(0)) revert TokenAddressIsZero(); if (!_tokens.contains(token)) revert TokenNotYetAdded(); _tokens.remove(token); emit TokenRemoved(token); } function getTokens() external view returns (address[] memory) { return _tokens.values(); } function isTokenAdded(address token) external view returns (bool) { return _tokens.contains(token); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (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 anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _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 v4.8.0) (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { // On the first call to nonReentrant, _status will be _NOT_ENTERED require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; } function _nonReentrantAfter() private { // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (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]. * * We have followed general OpenZeppelin Contracts guidelines: functions revert * instead returning `false` on failure. This behavior is nonetheless * conventional and does not conflict with the expectations of ERC20 * applications. * * Additionally, an {Approval} event is emitted on calls to {transferFrom}. * This allows applications to reconstruct the allowance for all accounts just * by listening to said events. Other implementations of the EIP may not emit * these events, as it isn't required by the specification. * * Finally, the non-standard {decreaseAllowance} and {increaseAllowance} * functions have been added to mitigate the well-known issues around setting * allowances. See {IERC20-approve}. */ contract ERC20 is Context, IERC20, IERC20Metadata { mapping(address => uint256) private _balances; mapping(address => mapping(address => uint256)) private _allowances; uint256 private _totalSupply; string private _name; string private _symbol; /** * @dev Sets the values for {name} and {symbol}. * * The default value of {decimals} is 18. To select a different value for * {decimals} you should overload it. * * All two of these values are immutable: they can only be set once during * construction. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /** * @dev Returns the name of the token. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev Returns the symbol of the token, usually a shorter version of the * name. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev Returns the number of decimals used to get its user representation. * For example, if `decimals` equals `2`, a balance of `505` tokens should * be displayed to a user as `5.05` (`505 / 10 ** 2`). * * Tokens usually opt for a value of 18, imitating the relationship between * Ether and Wei. This is the value {ERC20} uses, unless this function is * overridden; * * NOTE: This information is only used for _display_ purposes: it in * no way affects any of the arithmetic of the contract, including * {IERC20-balanceOf} and {IERC20-transfer}. */ function decimals() public view virtual override returns (uint8) { return 18; } /** * @dev See {IERC20-totalSupply}. */ function totalSupply() public view virtual override returns (uint256) { return _totalSupply; } /** * @dev See {IERC20-balanceOf}. */ function balanceOf(address account) public view virtual override returns (uint256) { return _balances[account]; } /** * @dev See {IERC20-transfer}. * * Requirements: * * - `to` cannot be the zero address. * - the caller must have a balance of at least `amount`. */ function transfer(address to, uint256 amount) public virtual override returns (bool) { address owner = _msgSender(); _transfer(owner, to, amount); return true; } /** * @dev See {IERC20-allowance}. */ function allowance(address owner, address spender) public view virtual override returns (uint256) { return _allowances[owner][spender]; } /** * @dev See {IERC20-approve}. * * NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on * `transferFrom`. This is semantically equivalent to an infinite approval. * * Requirements: * * - `spender` cannot be the zero address. */ function approve(address spender, uint256 amount) public virtual override returns (bool) { address owner = _msgSender(); _approve(owner, spender, amount); return true; } /** * @dev See {IERC20-transferFrom}. * * Emits an {Approval} event indicating the updated allowance. This is not * required by the EIP. See the note at the beginning of {ERC20}. * * NOTE: Does not update the allowance if the current allowance * is the maximum `uint256`. * * Requirements: * * - `from` and `to` cannot be the zero address. * - `from` must have a balance of at least `amount`. * - the caller must have allowance for ``from``'s tokens of at least * `amount`. */ function transferFrom( address from, address to, uint256 amount ) public virtual override returns (bool) { address spender = _msgSender(); _spendAllowance(from, spender, amount); _transfer(from, to, amount); return true; } /** * @dev Atomically increases the allowance granted to `spender` by the caller. * * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * * Emits an {Approval} event indicating the updated allowance. * * Requirements: * * - `spender` cannot be the zero address. */ function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) { address owner = _msgSender(); _approve(owner, spender, allowance(owner, spender) + addedValue); return true; } /** * @dev Atomically decreases the allowance granted to `spender` by the caller. * * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * * Emits an {Approval} event indicating the updated allowance. * * Requirements: * * - `spender` cannot be the zero address. * - `spender` must have allowance for the caller of at least * `subtractedValue`. */ function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) { address owner = _msgSender(); uint256 currentAllowance = allowance(owner, spender); require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero"); unchecked { _approve(owner, spender, currentAllowance - subtractedValue); } return true; } /** * @dev Moves `amount` of tokens from `from` to `to`. * * This internal function is equivalent to {transfer}, and can be used to * e.g. implement automatic token fees, slashing mechanisms, etc. * * Emits a {Transfer} event. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `from` must have a balance of at least `amount`. */ function _transfer( address from, address to, uint256 amount ) internal virtual { require(from != address(0), "ERC20: transfer from the zero address"); require(to != address(0), "ERC20: transfer to the zero address"); _beforeTokenTransfer(from, to, amount); uint256 fromBalance = _balances[from]; require(fromBalance >= amount, "ERC20: transfer amount exceeds balance"); unchecked { _balances[from] = fromBalance - amount; // 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 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 v4.6.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `from` to `to` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 amount ) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/structs/EnumerableSet.sol) // This file was procedurally generated from scripts/generate/templates/EnumerableSet.js. pragma solidity ^0.8.0; /** * @dev Library for managing * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive * types. * * Sets have the following properties: * * - Elements are added, removed, and checked for existence in constant time * (O(1)). * - Elements are enumerated in O(n). No guarantees are made on the ordering. * * ``` * contract Example { * // Add the library methods * using EnumerableSet for EnumerableSet.AddressSet; * * // Declare a set state variable * EnumerableSet.AddressSet private mySet; * } * ``` * * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`) * and `uint256` (`UintSet`) are supported. * * [WARNING] * ==== * Trying to delete such a structure from storage will likely result in data corruption, rendering the structure * unusable. * See https://github.com/ethereum/solidity/pull/11843[ethereum/solidity#11843] for more info. * * In order to clean an EnumerableSet, you can either remove all elements one by one or create a fresh instance using an * array of EnumerableSet. * ==== */ library EnumerableSet { // To implement this library for multiple types with as little code // repetition as possible, we write it in terms of a generic Set type with // bytes32 values. // The Set implementation uses private functions, and user-facing // implementations (such as AddressSet) are just wrappers around the // underlying Set. // This means that we can only create new EnumerableSets for types that fit // in bytes32. struct Set { // Storage of set values bytes32[] _values; // Position of the value in the `values` array, plus 1 because index 0 // means a value is not in the set. mapping(bytes32 => uint256) _indexes; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function _add(Set storage set, bytes32 value) private returns (bool) { if (!_contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._indexes[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function _remove(Set storage set, bytes32 value) private returns (bool) { // We read and store the value's index to prevent multiple reads from the same storage slot uint256 valueIndex = set._indexes[value]; if (valueIndex != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 toDeleteIndex = valueIndex - 1; uint256 lastIndex = set._values.length - 1; if (lastIndex != toDeleteIndex) { bytes32 lastValue = set._values[lastIndex]; // Move the last value to the index where the value to delete is set._values[toDeleteIndex] = lastValue; // Update the index for the moved value set._indexes[lastValue] = valueIndex; // Replace lastValue's index to valueIndex } // Delete the slot where the moved value was stored set._values.pop(); // Delete the index for the deleted slot delete set._indexes[value]; return true; } else { return false; } } /** * @dev Returns true if the value is in the set. O(1). */ function _contains(Set storage set, bytes32 value) private view returns (bool) { return set._indexes[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function _length(Set storage set) private view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function _at(Set storage set, uint256 index) private view returns (bytes32) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function _values(Set storage set) private view returns (bytes32[] memory) { return set._values; } // Bytes32Set struct Bytes32Set { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _add(set._inner, value); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _remove(set._inner, value); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) { return _contains(set._inner, value); } /** * @dev Returns the number of values in the set. O(1). */ function length(Bytes32Set storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) { return _at(set._inner, index); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(Bytes32Set storage set) internal view returns (bytes32[] memory) { bytes32[] memory store = _values(set._inner); bytes32[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // AddressSet struct AddressSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(AddressSet storage set, address value) internal returns (bool) { return _add(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(AddressSet storage set, address value) internal returns (bool) { return _remove(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(AddressSet storage set, address value) internal view returns (bool) { return _contains(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns the number of values in the set. O(1). */ function length(AddressSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(AddressSet storage set, uint256 index) internal view returns (address) { return address(uint160(uint256(_at(set._inner, index)))); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(AddressSet storage set) internal view returns (address[] memory) { bytes32[] memory store = _values(set._inner); address[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // UintSet struct UintSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(UintSet storage set, uint256 value) internal returns (bool) { return _add(set._inner, bytes32(value)); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(UintSet storage set, uint256 value) internal returns (bool) { return _remove(set._inner, bytes32(value)); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(UintSet storage set, uint256 value) internal view returns (bool) { return _contains(set._inner, bytes32(value)); } /** * @dev Returns the number of values in the set. O(1). */ function length(UintSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(UintSet storage set, uint256 index) internal view returns (uint256) { return uint256(_at(set._inner, index)); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(UintSet storage set) internal view returns (uint256[] memory) { bytes32[] memory store = _values(set._inner); uint256[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } }
/* Crafted with love by Fueled on Bacon https://fueledonbacon.com */ //SPDX-License-Identifier: MIT pragma solidity ^0.8.17; interface ISabreSwapOffer { event NewBuyOffer(address indexed buyer, address token, uint256 amount, uint256 pricePerToken, uint256 _buyOfferCount); event CancelBuyOffer(uint256 buyOfferPosition); event BuyOfferFulfilled(address indexed seller, uint256 offerPosition, uint256 price); event NewSellOffer( address indexed seller, address indexed token, uint256 amount, uint256 pricePerToken, uint256 _sellOfferCount ); event CancelSellOffer(uint256 offerPosition); event SellOfferFulfilled(address indexed buyer, uint256 offerPosition, uint256 price); error WrongAmount(); error WrongPrice(); error WrongValue(); error NotOfferOwnerNorFound(); error OfferNotFound(); error FailedToFulfillOffer(); error WrongAllowance(); error WrongBalance(); error OfferWrongValue(); error FailedToCancelOffer(); struct BuyOffer { address token; address buyer; uint256 amount; uint256 ethPricePerToken; } struct SellOffer { address token; address seller; uint256 amount; uint256 ethPricePerToken; } }
/* Crafted with love by Fueled on Bacon https://fueledonbacon.com */ //SPDX-License-Identifier: MIT pragma solidity ^0.8.17; import '@openzeppelin/contracts/token/ERC20/ERC20.sol'; import '@openzeppelin/contracts/utils/structs/EnumerableSet.sol'; import '@openzeppelin/contracts/security/ReentrancyGuard.sol'; import './interfaces/ISabreSwapOffer.sol'; contract SabreSwapBuyOffer is ISabreSwapOffer, ReentrancyGuard { using EnumerableSet for EnumerableSet.UintSet; mapping(address => uint256) public buyerBalance; uint256 _buyOfferCount; EnumerableSet.UintSet private _activeBuyOffers; mapping(uint256 => BuyOffer) private _buyOfferByPosition; mapping(uint256 => BuyOffer) private _fulfilledBuyOfferByPosition; mapping(address => EnumerableSet.UintSet) private _buyOffersByBuyer; mapping(address => uint256[]) private _fulfilledBuyOffersByBuyer; mapping(address => uint256[]) private _fulfilledBuyOffersBySeller; uint256[] private _fulfilledBuyOffers; function _setBuyOffer(address token, uint256 amount, uint256 pricePerToken) internal { if (amount == 0) revert WrongAmount(); if (pricePerToken == 0) revert WrongPrice(); ERC20 _token = ERC20(token); uint256 total = (amount * pricePerToken)/10**_token.decimals(); if(total != msg.value) revert WrongValue(); BuyOffer memory buy = BuyOffer(token, msg.sender, amount, pricePerToken); _buyOfferCount += 1; _activeBuyOffers.add(_buyOfferCount); _buyOfferByPosition[_buyOfferCount] = buy; _buyOffersByBuyer[msg.sender].add(_buyOfferCount); buyerBalance[msg.sender] += total; emit NewBuyOffer(msg.sender, token, amount, pricePerToken, _buyOfferCount); } function _fulfillBuyOffer(uint256 buyOfferPosition, uint256 transferFee) internal nonReentrant returns(uint256 takenFee) { BuyOffer memory buy = _buyOfferByPosition[buyOfferPosition]; if(buy.buyer == address(0)) revert OfferNotFound(); ERC20 token = ERC20(buy.token); uint256 total = (buy.amount * buy.ethPricePerToken)/10**token.decimals(); buyerBalance[buy.buyer] -= total; takenFee = total*transferFee/(10000); token.transferFrom(msg.sender, buy.buyer, buy.amount); (bool sent, ) = msg.sender.call{value: total - takenFee}(''); if (!sent) revert FailedToFulfillOffer(); _activeBuyOffers.remove(buyOfferPosition); delete _buyOfferByPosition[buyOfferPosition]; _buyOffersByBuyer[buy.buyer].remove(buyOfferPosition); _fulfilledBuyOffers.push(buyOfferPosition); _fulfilledBuyOffersByBuyer[buy.buyer].push(buyOfferPosition); _fulfilledBuyOffersBySeller[msg.sender].push(buyOfferPosition); _fulfilledBuyOfferByPosition[buyOfferPosition] = buy; emit BuyOfferFulfilled(msg.sender, buyOfferPosition, total - takenFee); } function cancelBuyOffer(uint256 buyOfferPosition) external nonReentrant { if(!_buyOffersByBuyer[msg.sender].contains(buyOfferPosition)) revert NotOfferOwnerNorFound(); BuyOffer memory buy = _buyOfferByPosition[buyOfferPosition]; ERC20 token = ERC20(buy.token); uint256 total = (buy.amount * buy.ethPricePerToken)/10**token.decimals(); buyerBalance[msg.sender] -= total; (bool sent, ) = msg.sender.call{value: total}(''); if (!sent) revert FailedToCancelOffer(); _activeBuyOffers.remove(buyOfferPosition); delete _buyOfferByPosition[buyOfferPosition]; _buyOffersByBuyer[msg.sender].remove(buyOfferPosition); emit CancelBuyOffer(buyOfferPosition); } function getBuyOffers(bool fulfilled) external view returns(uint256[] memory) { if(!fulfilled) return _activeBuyOffers.values(); else return _fulfilledBuyOffers; } function getBuyOfferByBuyer(address buyer, bool fulfilled) external view returns(uint256[] memory) { if(!fulfilled) return _buyOffersByBuyer[buyer].values(); else return _fulfilledBuyOffersByBuyer[buyer]; } function getFulfilledBuyOffersBySeller(address seller) external view returns(uint256[] memory) { return _fulfilledBuyOffersBySeller[seller]; } function getActiveBuyOffer(uint256 buyOfferPosition) external view returns(BuyOffer memory) { return _buyOfferByPosition[buyOfferPosition]; } function getFullfilledBuyOffer(uint256 buyOfferPosition) external view returns(BuyOffer memory) { return _fulfilledBuyOfferByPosition[buyOfferPosition]; } }
/* Crafted with love by Fueled on Bacon https://fueledonbacon.com */ //SPDX-License-Identifier: MIT pragma solidity ^0.8.17; import '@openzeppelin/contracts/token/ERC20/ERC20.sol'; import '@openzeppelin/contracts/utils/structs/EnumerableSet.sol'; import '@openzeppelin/contracts/security/ReentrancyGuard.sol'; import './interfaces/ISabreSwapOffer.sol'; contract SabreSwapSellOffer is ISabreSwapOffer, ReentrancyGuard { using EnumerableSet for EnumerableSet.UintSet; uint256 private _sellOfferCount; EnumerableSet.UintSet private _activeSellOffers; mapping(uint256 => SellOffer) private _sellOfferByPosition; mapping(uint256 => SellOffer) private _fulfilledSellOfferByPosition; mapping(address => EnumerableSet.UintSet) private _sellOffersBySeller; uint256[] private _fulfilledSellOffers; mapping(address => uint256[]) private _fulfilledSellOffersBySeller; mapping(address => uint256[]) private _fulfilledSellOffersByBuyer; function _setSellOffer( address token, uint256 amount, uint256 ethPricePerToken ) internal { if (amount == 0) revert WrongAmount(); if (ethPricePerToken == 0) revert WrongPrice(); IERC20 t = IERC20(token); if (t.allowance(msg.sender, address(this)) < amount) revert WrongAllowance(); if (t.balanceOf(msg.sender) < amount) revert WrongBalance(); _sellOfferCount += 1; SellOffer memory sell = SellOffer(token, msg.sender, amount, ethPricePerToken); _sellOfferByPosition[_sellOfferCount] = sell; _activeSellOffers.add(_sellOfferCount); _sellOffersBySeller[msg.sender].add(_sellOfferCount); emit NewSellOffer(msg.sender, token, amount, ethPricePerToken, _sellOfferCount); } function _fulfillSellOffer(uint256 sellOfferPosition, uint256 transferFee) internal nonReentrant returns(uint256 takenFee) { SellOffer memory sell = _sellOfferByPosition[sellOfferPosition]; if (sell.seller == address(0)) revert OfferNotFound(); ERC20 token = ERC20(sell.token); uint256 total = (sell.amount * sell.ethPricePerToken)/10**token.decimals(); if (total != msg.value) revert OfferWrongValue(); takenFee = total*transferFee/(10000); _removeSellOffer(sellOfferPosition, sell.seller); _fulfilledSellOffers.push(sellOfferPosition); _fulfilledSellOffersBySeller[sell.seller].push(sellOfferPosition); _fulfilledSellOffersByBuyer[msg.sender].push(sellOfferPosition); _fulfilledSellOfferByPosition[sellOfferPosition] = sell; token.transferFrom(sell.seller, msg.sender, sell.amount); (bool sent, ) = sell.seller.call{value: total - takenFee}(''); if (!sent) revert FailedToFulfillOffer(); emit SellOfferFulfilled(msg.sender, sellOfferPosition, total - takenFee); } function cancelSellOffer(uint256 sellOfferPosition) external { if (!_sellOffersBySeller[msg.sender].contains(sellOfferPosition)) revert NotOfferOwnerNorFound(); _removeSellOffer(sellOfferPosition, msg.sender); emit CancelSellOffer(sellOfferPosition); } function _removeSellOffer(uint256 sellOfferPosition, address seller) private { _activeSellOffers.remove(sellOfferPosition); delete _sellOfferByPosition[sellOfferPosition]; _sellOffersBySeller[seller].remove(sellOfferPosition); } function getSellOffers(bool fulfilled) external view returns (uint256[] memory) { if (!fulfilled) return _activeSellOffers.values(); else return _fulfilledSellOffers; } function getSellOfferBySeller(address seller, bool fulfilled) external view returns (uint256[] memory) { if (!fulfilled) return _sellOffersBySeller[seller].values(); else return _fulfilledSellOffersBySeller[seller]; } function getFulfilledSellOffersByBuyer(address buyer) external view returns (uint256[] memory) { return _fulfilledSellOffersByBuyer[buyer]; } function getActiveSellOffer(uint256 sellOfferPosition) external view returns (SellOffer memory) { return _sellOfferByPosition[sellOfferPosition]; } function getFullfilledSellOffer(uint256 sellOfferPosition) external view returns (SellOffer memory) { return _fulfilledSellOfferByPosition[sellOfferPosition]; } }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
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[{"inputs":[{"internalType":"uint256","name":"_transferFee","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"FailedToCancelOffer","type":"error"},{"inputs":[],"name":"FailedToFulfillOffer","type":"error"},{"inputs":[],"name":"FailedToRetrieveFees","type":"error"},{"inputs":[],"name":"NotOfferOwnerNorFound","type":"error"},{"inputs":[],"name":"OfferNotFound","type":"error"},{"inputs":[],"name":"OfferWrongValue","type":"error"},{"inputs":[],"name":"TokenAddressIsZero","type":"error"},{"inputs":[],"name":"TokenAlreadyAdded","type":"error"},{"inputs":[],"name":"TokenNotYetAdded","type":"error"},{"inputs":[],"name":"WrongAllowance","type":"error"},{"inputs":[],"name":"WrongAmount","type":"error"},{"inputs":[],"name":"WrongBalance","type":"error"},{"inputs":[],"name":"WrongPrice","type":"error"},{"inputs":[],"name":"WrongTransferFee","type":"error"},{"inputs":[],"name":"WrongValue","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"seller","type":"address"},{"indexed":false,"internalType":"uint256","name":"offerPosition","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"price","type":"uint256"}],"name":"BuyOfferFulfilled","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"buyOfferPosition","type":"uint256"}],"name":"CancelBuyOffer","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"offerPosition","type":"uint256"}],"name":"CancelSellOffer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"buyer","type":"address"},{"indexed":false,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"pricePerToken","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_buyOfferCount","type":"uint256"}],"name":"NewBuyOffer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"seller","type":"address"},{"indexed":true,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"pricePerToken","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_sellOfferCount","type":"uint256"}],"name":"NewSellOffer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"buyer","type":"address"},{"indexed":false,"internalType":"uint256","name":"offerPosition","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"price","type":"uint256"}],"name":"SellOfferFulfilled","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"transferFee","type":"uint256"}],"name":"SetTransferFee","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"token","type":"address"}],"name":"TokenAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"token","type":"address"}],"name":"TokenRemoved","type":"event"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"name":"addToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"balanceFees","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"buyerBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"buyOfferPosition","type":"uint256"}],"name":"cancelBuyOffer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"sellOfferPosition","type":"uint256"}],"name":"cancelSellOffer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"buyOfferPosition","type":"uint256"}],"name":"fulfillBuyOffer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"sellOfferPosition","type":"uint256"}],"name":"fulfillSellOffer","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"buyOfferPosition","type":"uint256"}],"name":"getActiveBuyOffer","outputs":[{"components":[{"internalType":"address","name":"token","type":"address"},{"internalType":"address","name":"buyer","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"ethPricePerToken","type":"uint256"}],"internalType":"struct ISabreSwapOffer.BuyOffer","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"sellOfferPosition","type":"uint256"}],"name":"getActiveSellOffer","outputs":[{"components":[{"internalType":"address","name":"token","type":"address"},{"internalType":"address","name":"seller","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"ethPricePerToken","type":"uint256"}],"internalType":"struct ISabreSwapOffer.SellOffer","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"buyer","type":"address"},{"internalType":"bool","name":"fulfilled","type":"bool"}],"name":"getBuyOfferByBuyer","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bool","name":"fulfilled","type":"bool"}],"name":"getBuyOffers","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"seller","type":"address"}],"name":"getFulfilledBuyOffersBySeller","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"buyer","type":"address"}],"name":"getFulfilledSellOffersByBuyer","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"buyOfferPosition","type":"uint256"}],"name":"getFullfilledBuyOffer","outputs":[{"components":[{"internalType":"address","name":"token","type":"address"},{"internalType":"address","name":"buyer","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"ethPricePerToken","type":"uint256"}],"internalType":"struct ISabreSwapOffer.BuyOffer","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"sellOfferPosition","type":"uint256"}],"name":"getFullfilledSellOffer","outputs":[{"components":[{"internalType":"address","name":"token","type":"address"},{"internalType":"address","name":"seller","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"ethPricePerToken","type":"uint256"}],"internalType":"struct ISabreSwapOffer.SellOffer","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"seller","type":"address"},{"internalType":"bool","name":"fulfilled","type":"bool"}],"name":"getSellOfferBySeller","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bool","name":"fulfilled","type":"bool"}],"name":"getSellOffers","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTokens","outputs":[{"internalType":"address[]","name":"","type":"address[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"name":"isTokenAdded","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"name":"removeToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"pricePerToken","type":"uint256"}],"name":"setBuyOffer","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"pricePerToken","type":"uint256"}],"name":"setSellOffer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_transferFee","type":"uint256"}],"name":"setTransferFee","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"transferFee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"}],"name":"withdrawFees","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000000000000000000000000000000000000000012c
-----Decoded View---------------
Arg [0] : _transferFee (uint256): 300
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000000000000000000000000000000000000000012c
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Multichain Portfolio | 26 Chains
Chain | Token | Portfolio % | Price | Amount | Value |
---|---|---|---|---|---|
ETH | 100.00% | $3,410.91 | 0.0001 | $0.341091 |
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.