Feature Tip: Add private address tag to any address under My Name Tag !
ERC-721
Overview
Max Total Supply
0 ETHOSPHONE
Holders
10
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
1 ETHOSPHONELoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
EthOSNFT
Compiler Version
v0.8.19+commit.7dd6d404
Optimization Enabled:
Yes with 200 runs
Other Settings:
london EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
pragma solidity ^0.8.18; import "../lib/openzeppelin-contracts/contracts/token/ERC721/extensions/ERC721URIStorage.sol"; import "./BurntEthOSNFT.sol"; import "../lib/openzeppelin-contracts/contracts/utils/Strings.sol"; contract EthOSNFT is ERC721URIStorage { uint256 public counter; BurntEthOSNFT public burntEthOSNFT; address public owner; uint256 private maxAmountOfPhone; uint private price = 0.39 ether; string private baseURL; event BurnedPhone(address _burner, uint256 tokenId); constructor() ERC721("ethOS Phone", "ETHOSPHONE") { counter = 0; owner = msg.sender; burntEthOSNFT = new BurntEthOSNFT(this); maxAmountOfPhone = 50; baseURL = "https://ethostokenuri-dey2ouq2ya-uc.a.run.app?p=1&t="; } function updatePrice(uint256 newPrice) public { require(msg.sender == owner); price = newPrice; } function updateMaxAmount(uint256 newAmount) public { require(msg.sender == owner); maxAmountOfPhone = newAmount; } function toUInt256(bool x) internal pure returns (uint256 r) { assembly { r := x } } function mintPhone(uint256 amount) public payable returns (uint256) { require(amount >= 1 && amount <= 3); require(msg.value == price * amount); uint256 currentCounter = counter; require((counter + amount) < maxAmountOfPhone); for (uint256 i = 0; i < amount; i++) { uint256 newPhoneId = currentCounter; _mint(msg.sender, newPhoneId); _setTokenURI( newPhoneId, "" ); currentCounter++; } counter = currentCounter; return currentCounter; } function burn(uint256 tokenId) public { require(msg.sender == ownerOf(tokenId)); _transfer( msg.sender, address(0x000000000000000000000000000000000000dEaD), tokenId ); burntEthOSNFT.mintBPhone(tokenId, msg.sender); emit BurnedPhone(msg.sender, tokenId); } function withdraw(address payable withdrawalAddr) public { require(msg.sender == owner); withdrawalAddr.transfer(address(this).balance); } function changeBU(string memory newBaseURL) public { require(msg.sender == owner); baseURL = newBaseURL; } function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { return string.concat( baseURL, Strings.toString(tokenId) ); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC721/extensions/ERC721URIStorage.sol) pragma solidity ^0.8.0; import "../ERC721.sol"; import "../../../interfaces/IERC4906.sol"; /** * @dev ERC721 token with storage based token URI management. */ abstract contract ERC721URIStorage is IERC4906, ERC721 { using Strings for uint256; // Optional mapping for token URIs mapping(uint256 => string) private _tokenURIs; /** * @dev See {IERC165-supportsInterface} */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC721, IERC165) returns (bool) { return interfaceId == bytes4(0x49064906) || super.supportsInterface(interfaceId); } /** * @dev See {IERC721Metadata-tokenURI}. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { _requireMinted(tokenId); string memory _tokenURI = _tokenURIs[tokenId]; string memory base = _baseURI(); // If there is no base URI, return the token URI. if (bytes(base).length == 0) { return _tokenURI; } // If both are set, concatenate the baseURI and tokenURI (via abi.encodePacked). if (bytes(_tokenURI).length > 0) { return string(abi.encodePacked(base, _tokenURI)); } return super.tokenURI(tokenId); } /** * @dev Sets `_tokenURI` as the tokenURI of `tokenId`. * * Emits {MetadataUpdate}. * * Requirements: * * - `tokenId` must exist. */ function _setTokenURI(uint256 tokenId, string memory _tokenURI) internal virtual { require(_exists(tokenId), "ERC721URIStorage: URI set of nonexistent token"); _tokenURIs[tokenId] = _tokenURI; emit MetadataUpdate(tokenId); } /** * @dev See {ERC721-_burn}. This override additionally checks to see if a * token-specific URI was set for the token, and if so, it deletes the token URI from * the storage mapping. */ function _burn(uint256 tokenId) internal virtual override { super._burn(tokenId); if (bytes(_tokenURIs[tokenId]).length != 0) { delete _tokenURIs[tokenId]; } } }
pragma solidity ^0.8.17; import "../lib/openzeppelin-contracts/contracts/token/ERC721/extensions/ERC721URIStorage.sol"; import "./ETHOSNFT.sol"; contract BurntEthOSNFT is ERC721URIStorage { address public owner; EthOSNFT public ethOSNFT; constructor(EthOSNFT _ethOSNFT) ERC721("Burnt ethOS Phone", "BETHOSPHONE") { owner = msg.sender; ethOSNFT = _ethOSNFT; } modifier onlyOwner() { require(msg.sender == owner); _; } function toUInt256(bool x) internal pure returns (uint256 r) { assembly { r := x } } function mintBPhone( uint256 tokenId, address receiver ) public onlyOwner { _mint(receiver, tokenId); _setTokenURI( tokenId, "" ); } function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { return string.concat( ethOSNFT.tokenURI(tokenId), "&b=1" ); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Strings.sol) pragma solidity ^0.8.0; import "./math/Math.sol"; import "./math/SignedMath.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant _SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), _SYMBOLS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `int256` to its ASCII `string` decimal representation. */ function toString(int256 value) internal pure returns (string memory) { return string(abi.encodePacked(value < 0 ? "-" : "", toString(SignedMath.abs(value)))); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } /** * @dev Returns true if the two strings are equal. */ function equal(string memory a, string memory b) internal pure returns (bool) { return keccak256(bytes(a)) == keccak256(bytes(b)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC721/ERC721.sol) pragma solidity ^0.8.0; import "./IERC721.sol"; import "./IERC721Receiver.sol"; import "./extensions/IERC721Metadata.sol"; import "../../utils/Address.sol"; import "../../utils/Context.sol"; import "../../utils/Strings.sol"; import "../../utils/introspection/ERC165.sol"; /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */ contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _owners; // Mapping owner address to token count mapping(address => uint256) private _balances; // Mapping from token ID to approved address mapping(uint256 => address) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; /** * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721-balanceOf}. */ function balanceOf(address owner) public view virtual override returns (uint256) { require(owner != address(0), "ERC721: address zero is not a valid owner"); return _balances[owner]; } /** * @dev See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { address owner = _ownerOf(tokenId); require(owner != address(0), "ERC721: invalid token ID"); return owner; } /** * @dev See {IERC721Metadata-name}. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev See {IERC721Metadata-symbol}. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev See {IERC721Metadata-tokenURI}. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { _requireMinted(tokenId); string memory baseURI = _baseURI(); return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : ""; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, can be overridden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ""; } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public virtual override { address owner = ERC721.ownerOf(tokenId); require(to != owner, "ERC721: approval to current owner"); require( _msgSender() == owner || isApprovedForAll(owner, _msgSender()), "ERC721: approve caller is not token owner or approved for all" ); _approve(to, tokenId); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { _requireMinted(tokenId); return _tokenApprovals[tokenId]; } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual override { _setApprovalForAll(_msgSender(), operator, approved); } /** * @dev See {IERC721-isApprovedForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev See {IERC721-transferFrom}. */ function transferFrom(address from, address to, uint256 tokenId) public virtual override { //solhint-disable-next-line max-line-length require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved"); _transfer(from, to, tokenId); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom(address from, address to, uint256 tokenId) public virtual override { safeTransferFrom(from, to, tokenId, ""); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory data) public virtual override { require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved"); _safeTransfer(from, to, tokenId, data); } /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * `data` is additional data, it has no specified format and it is sent in call to `to`. * * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g. * implement alternative mechanisms to perform token transfer, such as signature-based. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeTransfer(address from, address to, uint256 tokenId, bytes memory data) internal virtual { _transfer(from, to, tokenId); require(_checkOnERC721Received(from, to, tokenId, data), "ERC721: transfer to non ERC721Receiver implementer"); } /** * @dev Returns the owner of the `tokenId`. Does NOT revert if token doesn't exist */ function _ownerOf(uint256 tokenId) internal view virtual returns (address) { return _owners[tokenId]; } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted (`_mint`), * and stop existing when they are burned (`_burn`). */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _ownerOf(tokenId) != address(0); } /** * @dev Returns whether `spender` is allowed to manage `tokenId`. * * Requirements: * * - `tokenId` must exist. */ function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) { address owner = ERC721.ownerOf(tokenId); return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == spender); } /** * @dev Safely mints `tokenId` and transfers it to `to`. * * Requirements: * * - `tokenId` must not exist. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeMint(address to, uint256 tokenId) internal virtual { _safeMint(to, tokenId, ""); } /** * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is * forwarded in {IERC721Receiver-onERC721Received} to contract recipients. */ function _safeMint(address to, uint256 tokenId, bytes memory data) internal virtual { _mint(to, tokenId); require( _checkOnERC721Received(address(0), to, tokenId, data), "ERC721: transfer to non ERC721Receiver implementer" ); } /** * @dev Mints `tokenId` and transfers it to `to`. * * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible * * Requirements: * * - `tokenId` must not exist. * - `to` cannot be the zero address. * * Emits a {Transfer} event. */ function _mint(address to, uint256 tokenId) internal virtual { require(to != address(0), "ERC721: mint to the zero address"); require(!_exists(tokenId), "ERC721: token already minted"); _beforeTokenTransfer(address(0), to, tokenId, 1); // Check that tokenId was not minted by `_beforeTokenTransfer` hook require(!_exists(tokenId), "ERC721: token already minted"); unchecked { // Will not overflow unless all 2**256 token ids are minted to the same owner. // Given that tokens are minted one by one, it is impossible in practice that // this ever happens. Might change if we allow batch minting. // The ERC fails to describe this case. _balances[to] += 1; } _owners[tokenId] = to; emit Transfer(address(0), to, tokenId); _afterTokenTransfer(address(0), to, tokenId, 1); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * This is an internal function that does not check if the sender is authorized to operate on the token. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal virtual { address owner = ERC721.ownerOf(tokenId); _beforeTokenTransfer(owner, address(0), tokenId, 1); // Update ownership in case tokenId was transferred by `_beforeTokenTransfer` hook owner = ERC721.ownerOf(tokenId); // Clear approvals delete _tokenApprovals[tokenId]; unchecked { // Cannot overflow, as that would require more tokens to be burned/transferred // out than the owner initially received through minting and transferring in. _balances[owner] -= 1; } delete _owners[tokenId]; emit Transfer(owner, address(0), tokenId); _afterTokenTransfer(owner, address(0), tokenId, 1); } /** * @dev Transfers `tokenId` from `from` to `to`. * As opposed to {transferFrom}, this imposes no restrictions on msg.sender. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function _transfer(address from, address to, uint256 tokenId) internal virtual { require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner"); require(to != address(0), "ERC721: transfer to the zero address"); _beforeTokenTransfer(from, to, tokenId, 1); // Check that tokenId was not transferred by `_beforeTokenTransfer` hook require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner"); // Clear approvals from the previous owner delete _tokenApprovals[tokenId]; unchecked { // `_balances[from]` cannot overflow for the same reason as described in `_burn`: // `from`'s balance is the number of token held, which is at least one before the current // transfer. // `_balances[to]` could overflow in the conditions described in `_mint`. That would require // all 2**256 token ids to be minted, which in practice is impossible. _balances[from] -= 1; _balances[to] += 1; } _owners[tokenId] = to; emit Transfer(from, to, tokenId); _afterTokenTransfer(from, to, tokenId, 1); } /** * @dev Approve `to` to operate on `tokenId` * * Emits an {Approval} event. */ function _approve(address to, uint256 tokenId) internal virtual { _tokenApprovals[tokenId] = to; emit Approval(ERC721.ownerOf(tokenId), to, tokenId); } /** * @dev Approve `operator` to operate on all of `owner` tokens * * Emits an {ApprovalForAll} event. */ function _setApprovalForAll(address owner, address operator, bool approved) internal virtual { require(owner != operator, "ERC721: approve to caller"); _operatorApprovals[owner][operator] = approved; emit ApprovalForAll(owner, operator, approved); } /** * @dev Reverts if the `tokenId` has not been minted yet. */ function _requireMinted(uint256 tokenId) internal view virtual { require(_exists(tokenId), "ERC721: invalid token ID"); } /** * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address. * The call is not executed if the target address is not a contract. * * @param from address representing the previous owner of the given token ID * @param to target address that will receive the tokens * @param tokenId uint256 ID of the token to be transferred * @param data bytes optional data to send along with the call * @return bool whether the call correctly returned the expected magic value */ function _checkOnERC721Received( address from, address to, uint256 tokenId, bytes memory data ) private returns (bool) { if (to.isContract()) { try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, data) returns (bytes4 retval) { return retval == IERC721Receiver.onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert("ERC721: transfer to non ERC721Receiver implementer"); } else { /// @solidity memory-safe-assembly assembly { revert(add(32, reason), mload(reason)) } } } } else { return true; } } /** * @dev Hook that is called before any token transfer. This includes minting and burning. If {ERC721Consecutive} is * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s tokens will be transferred to `to`. * - When `from` is zero, the tokens will be minted for `to`. * - When `to` is zero, ``from``'s tokens will be burned. * - `from` and `to` are never both zero. * - `batchSize` is non-zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer(address from, address to, uint256 firstTokenId, uint256 batchSize) internal virtual {} /** * @dev Hook that is called after any token transfer. This includes minting and burning. If {ERC721Consecutive} is * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s tokens were transferred to `to`. * - When `from` is zero, the tokens were minted for `to`. * - When `to` is zero, ``from``'s tokens were burned. * - `from` and `to` are never both zero. * - `batchSize` is non-zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _afterTokenTransfer(address from, address to, uint256 firstTokenId, uint256 batchSize) internal virtual {} /** * @dev Unsafe write access to the balances, used by extensions that "mint" tokens using an {ownerOf} override. * * WARNING: Anyone calling this MUST ensure that the balances remain consistent with the ownership. The invariant * being that for any address `a` the value returned by `balanceOf(a)` must be equal to the number of tokens such * that `ownerOf(tokenId)` is `a`. */ // solhint-disable-next-line func-name-mixedcase function __unsafe_increaseBalance(address account, uint256 amount) internal { _balances[account] += amount; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (interfaces/IERC4906.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; import "./IERC721.sol"; /// @title EIP-721 Metadata Update Extension interface IERC4906 is IERC165, IERC721 { /// @dev This event emits when the metadata of a token is changed. /// So that the third-party platforms such as NFT market could /// timely update the images and related attributes of the NFT. event MetadataUpdate(uint256 _tokenId); /// @dev This event emits when the metadata of a range of tokens is changed. /// So that the third-party platforms such as NFT market could /// timely update the images and related attributes of the NFTs. event BatchMetadataUpdate(uint256 _fromTokenId, uint256 _toTokenId); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/math/Math.sol) pragma solidity ^0.8.0; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Down, // Toward negative infinity Up, // Toward infinity Zero // Toward zero } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds up instead * of rounding down. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) * with further edits by Uniswap Labs also under MIT license. */ function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { // Solidity will revert if denominator == 0, unlike the div opcode on its own. // The surrounding unchecked block does not change this fact. // See https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic. return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. require(denominator > prod1, "Math: mulDiv overflow"); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1. // See https://cs.stackexchange.com/q/138556/92363. // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 twos = denominator & (~denominator + 1); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works // in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (rounding == Rounding.Up && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2, rounded down, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10, rounded down, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10 ** 64) { value /= 10 ** 64; result += 64; } if (value >= 10 ** 32) { value /= 10 ** 32; result += 32; } if (value >= 10 ** 16) { value /= 10 ** 16; result += 16; } if (value >= 10 ** 8) { value /= 10 ** 8; result += 8; } if (value >= 10 ** 4) { value /= 10 ** 4; result += 4; } if (value >= 10 ** 2) { value /= 10 ** 2; result += 2; } if (value >= 10 ** 1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (rounding == Rounding.Up && 10 ** result < value ? 1 : 0); } } /** * @dev Return the log in base 256, rounded down, of a positive value. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 256, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + (rounding == Rounding.Up && 1 << (result << 3) < value ? 1 : 0); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/math/SignedMath.sol) pragma solidity ^0.8.0; /** * @dev Standard signed math utilities missing in the Solidity language. */ library SignedMath { /** * @dev Returns the largest of two signed numbers. */ function max(int256 a, int256 b) internal pure returns (int256) { return a > b ? a : b; } /** * @dev Returns the smallest of two signed numbers. */ function min(int256 a, int256 b) internal pure returns (int256) { return a < b ? a : b; } /** * @dev Returns the average of two signed numbers without overflow. * The result is rounded towards zero. */ function average(int256 a, int256 b) internal pure returns (int256) { // Formula from the book "Hacker's Delight" int256 x = (a & b) + ((a ^ b) >> 1); return x + (int256(uint256(x) >> 255) & (a ^ b)); } /** * @dev Returns the absolute unsigned value of a signed value. */ function abs(int256 n) internal pure returns (uint256) { unchecked { // must be unchecked in order to support `n = type(int256).min` return uint256(n >= 0 ? n : -n); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external; /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom(address from, address to, uint256 tokenId) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721 * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must * understand this adds an external call which potentially creates a reentrancy vulnerability. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 tokenId) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol) pragma solidity ^0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721Receiver { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted. * * The selector can be obtained in Solidity with `IERC721Receiver.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol) pragma solidity ^0.8.0; import "../IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Metadata is IERC721 { /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * * Furthermore, `isContract` will also return true if the target contract within * the same transaction is already scheduled for destruction by `SELFDESTRUCT`, * which only has an effect at the end of a transaction. * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.8.0/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// 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/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (interfaces/IERC165.sol) pragma solidity ^0.8.0; import "../utils/introspection/IERC165.sol";
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (interfaces/IERC721.sol) pragma solidity ^0.8.0; import "../token/ERC721/IERC721.sol";
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
{ "remappings": [ "ds-test/=lib/forge-std/lib/ds-test/src/", "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/", "forge-std/=lib/forge-std/src/", "openzeppelin-contracts/=lib/openzeppelin-contracts/", "openzeppelin/=lib/openzeppelin-contracts/contracts/" ], "optimizer": { "enabled": true, "runs": 200 }, "metadata": { "bytecodeHash": "ipfs", "appendCBOR": true }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "evmVersion": "london", "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"_fromTokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_toTokenId","type":"uint256"}],"name":"BatchMetadataUpdate","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"_burner","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"BurnedPhone","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"MetadataUpdate","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"burntEthOSNFT","outputs":[{"internalType":"contract BurntEthOSNFT","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"newBaseURL","type":"string"}],"name":"changeBU","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"counter","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mintPhone","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newAmount","type":"uint256"}],"name":"updateMaxAmount","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newPrice","type":"uint256"}],"name":"updatePrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"withdrawalAddr","type":"address"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
60806040526705698eef06670000600b553480156200001d57600080fd5b506040518060400160405280600b81526020016a6574684f532050686f6e6560a81b8152506040518060400160405280600a8152602001694554484f5350484f4e4560b01b8152508160009081620000769190620001e4565b506001620000858282620001e4565b5050600060075550600980546001600160a01b031916331790556040513090620000af9062000131565b6001600160a01b039091168152602001604051809103906000f080158015620000dc573d6000803e3d6000fd5b50600880546001600160a01b0319166001600160a01b03929092169190911790556032600a55604080516060810190915260348082526200336a6020830139600c906200012a9082620001e4565b50620002b0565b61172c8062001c3e83390190565b634e487b7160e01b600052604160045260246000fd5b600181811c908216806200016a57607f821691505b6020821081036200018b57634e487b7160e01b600052602260045260246000fd5b50919050565b601f821115620001df57600081815260208120601f850160051c81016020861015620001ba5750805b601f850160051c820191505b81811015620001db57828155600101620001c6565b5050505b505050565b81516001600160401b038111156200020057620002006200013f565b620002188162000211845462000155565b8462000191565b602080601f831160018114620002505760008415620002375750858301515b600019600386901b1c1916600185901b178555620001db565b600085815260208120601f198616915b82811015620002815788860151825594840194600190910190840162000260565b5085821015620002a05787850151600019600388901b60f8161c191681555b5050505050600190811b01905550565b61197e80620002c06000396000f3fe6080604052600436106101355760003560e01c806370a08231116100ab578063b88d4fde1161006f578063b88d4fde14610364578063b98507ff14610384578063c87b56dd14610397578063d1aeb35e146103b7578063e985e9c5146103d7578063ff588d34146103f757600080fd5b806370a08231146102cf5780638d6cc56d146102ef5780638da5cb5b1461030f57806395d89b411461032f578063a22cb4651461034457600080fd5b806323b872dd116100fd57806323b872dd1461020b57806342842e0e1461022b57806342966c681461024b57806351cff8d91461026b57806361bc221a1461028b5780636352211e146102af57600080fd5b806301ffc9a71461013a57806306fdde031461016f578063081812fc14610191578063095ea7b3146101c9578063106b5da1146101eb575b600080fd5b34801561014657600080fd5b5061015a6101553660046112e2565b610417565b60405190151581526020015b60405180910390f35b34801561017b57600080fd5b50610184610442565b6040516101669190611356565b34801561019d57600080fd5b506101b16101ac366004611369565b6104d4565b6040516001600160a01b039091168152602001610166565b3480156101d557600080fd5b506101e96101e4366004611397565b6104fb565b005b3480156101f757600080fd5b506101e9610206366004611369565b610615565b34801561021757600080fd5b506101e96102263660046113c3565b610631565b34801561023757600080fd5b506101e96102463660046113c3565b610662565b34801561025757600080fd5b506101e9610266366004611369565b61067d565b34801561027757600080fd5b506101e9610286366004611404565b610751565b34801561029757600080fd5b506102a160075481565b604051908152602001610166565b3480156102bb57600080fd5b506101b16102ca366004611369565b6107a1565b3480156102db57600080fd5b506102a16102ea366004611404565b610801565b3480156102fb57600080fd5b506101e961030a366004611369565b610887565b34801561031b57600080fd5b506009546101b1906001600160a01b031681565b34801561033b57600080fd5b506101846108a3565b34801561035057600080fd5b506101e961035f366004611421565b6108b2565b34801561037057600080fd5b506101e961037f3660046114eb565b6108bd565b6102a1610392366004611369565b6108f5565b3480156103a357600080fd5b506101846103b2366004611369565b6109a1565b3480156103c357600080fd5b506101e96103d236600461156b565b6109d5565b3480156103e357600080fd5b5061015a6103f23660046115b4565b6109f8565b34801561040357600080fd5b506008546101b1906001600160a01b031681565b60006001600160e01b03198216632483248360e11b148061043c575061043c82610a26565b92915050565b606060008054610451906115e2565b80601f016020809104026020016040519081016040528092919081815260200182805461047d906115e2565b80156104ca5780601f1061049f576101008083540402835291602001916104ca565b820191906000526020600020905b8154815290600101906020018083116104ad57829003601f168201915b5050505050905090565b60006104df82610a76565b506000908152600460205260409020546001600160a01b031690565b6000610506826107a1565b9050806001600160a01b0316836001600160a01b0316036105785760405162461bcd60e51b815260206004820152602160248201527f4552433732313a20617070726f76616c20746f2063757272656e74206f776e656044820152603960f91b60648201526084015b60405180910390fd5b336001600160a01b0382161480610594575061059481336109f8565b6106065760405162461bcd60e51b815260206004820152603d60248201527f4552433732313a20617070726f76652063616c6c6572206973206e6f7420746f60448201527f6b656e206f776e6572206f7220617070726f76656420666f7220616c6c000000606482015260840161056f565b6106108383610ad8565b505050565b6009546001600160a01b0316331461062c57600080fd5b600a55565b61063b3382610b46565b6106575760405162461bcd60e51b815260040161056f9061161c565b610610838383610ba5565b610610838383604051806020016040528060008152506108bd565b610686816107a1565b6001600160a01b0316336001600160a01b0316146106a357600080fd5b6106b03361dead83610ba5565b60085460405163f6e7d54560e01b8152600481018390523360248201526001600160a01b039091169063f6e7d54590604401600060405180830381600087803b1580156106fc57600080fd5b505af1158015610710573d6000803e3d6000fd5b505060408051338152602081018590527ff82667c0ba6b238b75dd0db9f99e26d4b1838f06eeddcfa1287c54a2b4c2d92b935001905060405180910390a150565b6009546001600160a01b0316331461076857600080fd5b6040516001600160a01b038216904780156108fc02916000818181858888f1935050505015801561079d573d6000803e3d6000fd5b5050565b6000818152600260205260408120546001600160a01b03168061043c5760405162461bcd60e51b8152602060048201526018602482015277115490cdcc8c4e881a5b9d985b1a59081d1bdad95b88125160421b604482015260640161056f565b60006001600160a01b03821661086b5760405162461bcd60e51b815260206004820152602960248201527f4552433732313a2061646472657373207a65726f206973206e6f7420612076616044820152683634b21037bbb732b960b91b606482015260840161056f565b506001600160a01b031660009081526003602052604090205490565b6009546001600160a01b0316331461089e57600080fd5b600b55565b606060018054610451906115e2565b61079d338383610d09565b6108c73383610b46565b6108e35760405162461bcd60e51b815260040161056f9061161c565b6108ef84848484610dd7565b50505050565b600060018210158015610909575060038211155b61091257600080fd5b81600b54610920919061167f565b341461092b57600080fd5b600754600a5461093b8483611696565b1061094557600080fd5b60005b83811015610995578161095b3382610e0a565b6109748160405180602001604052806000815250610f95565b8261097e816116a9565b93505050808061098d906116a9565b915050610948565b50600781905592915050565b6060600c6109ae83611060565b6040516020016109bf9291906116c2565b6040516020818303038152906040529050919050565b6009546001600160a01b031633146109ec57600080fd5b600c61079d8282611797565b6001600160a01b03918216600090815260056020908152604080832093909416825291909152205460ff1690565b60006001600160e01b031982166380ac58cd60e01b1480610a5757506001600160e01b03198216635b5e139f60e01b145b8061043c57506301ffc9a760e01b6001600160e01b031983161461043c565b6000818152600260205260409020546001600160a01b0316610ad55760405162461bcd60e51b8152602060048201526018602482015277115490cdcc8c4e881a5b9d985b1a59081d1bdad95b88125160421b604482015260640161056f565b50565b600081815260046020526040902080546001600160a01b0319166001600160a01b0384169081179091558190610b0d826107a1565b6001600160a01b03167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92560405160405180910390a45050565b600080610b52836107a1565b9050806001600160a01b0316846001600160a01b03161480610b795750610b7981856109f8565b80610b9d5750836001600160a01b0316610b92846104d4565b6001600160a01b0316145b949350505050565b826001600160a01b0316610bb8826107a1565b6001600160a01b031614610bde5760405162461bcd60e51b815260040161056f90611857565b6001600160a01b038216610c405760405162461bcd60e51b8152602060048201526024808201527f4552433732313a207472616e7366657220746f20746865207a65726f206164646044820152637265737360e01b606482015260840161056f565b826001600160a01b0316610c53826107a1565b6001600160a01b031614610c795760405162461bcd60e51b815260040161056f90611857565b600081815260046020908152604080832080546001600160a01b03199081169091556001600160a01b0387811680865260038552838620805460001901905590871680865283862080546001019055868652600290945282852080549092168417909155905184937fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef91a4505050565b816001600160a01b0316836001600160a01b031603610d6a5760405162461bcd60e51b815260206004820152601960248201527f4552433732313a20617070726f766520746f2063616c6c657200000000000000604482015260640161056f565b6001600160a01b03838116600081815260056020908152604080832094871680845294825291829020805460ff191686151590811790915591519182527f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31910160405180910390a3505050565b610de2848484610ba5565b610dee848484846110f3565b6108ef5760405162461bcd60e51b815260040161056f9061189c565b6001600160a01b038216610e605760405162461bcd60e51b815260206004820181905260248201527f4552433732313a206d696e7420746f20746865207a65726f2061646472657373604482015260640161056f565b6000818152600260205260409020546001600160a01b031615610ec55760405162461bcd60e51b815260206004820152601c60248201527f4552433732313a20746f6b656e20616c7265616479206d696e74656400000000604482015260640161056f565b6000818152600260205260409020546001600160a01b031615610f2a5760405162461bcd60e51b815260206004820152601c60248201527f4552433732313a20746f6b656e20616c7265616479206d696e74656400000000604482015260640161056f565b6001600160a01b038216600081815260036020908152604080832080546001019055848352600290915280822080546001600160a01b0319168417905551839291907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a45050565b6000828152600260205260409020546001600160a01b03166110105760405162461bcd60e51b815260206004820152602e60248201527f45524337323155524953746f726167653a2055524920736574206f66206e6f6e60448201526d32bc34b9ba32b73a103a37b5b2b760911b606482015260840161056f565b60008281526006602052604090206110288282611797565b506040518281527ff8e1a15aba9398e019f0b49df1a4fde98ee17ae345cb5f6b5e2c27f5033e8ce79060200160405180910390a15050565b6060600061106d836111f4565b600101905060008167ffffffffffffffff81111561108d5761108d61145f565b6040519080825280601f01601f1916602001820160405280156110b7576020820181803683370190505b5090508181016020015b600019016f181899199a1a9b1b9c1cb0b131b232b360811b600a86061a8153600a85049450846110c157509392505050565b60006001600160a01b0384163b156111e957604051630a85bd0160e11b81526001600160a01b0385169063150b7a02906111379033908990889088906004016118ee565b6020604051808303816000875af1925050508015611172575060408051601f3d908101601f1916820190925261116f9181019061192b565b60015b6111cf573d8080156111a0576040519150601f19603f3d011682016040523d82523d6000602084013e6111a5565b606091505b5080516000036111c75760405162461bcd60e51b815260040161056f9061189c565b805181602001fd5b6001600160e01b031916630a85bd0160e11b149050610b9d565b506001949350505050565b60008072184f03e93ff9f4daa797ed6e38ed64bf6a1f0160401b83106112335772184f03e93ff9f4daa797ed6e38ed64bf6a1f0160401b830492506040015b6d04ee2d6d415b85acef8100000000831061125f576d04ee2d6d415b85acef8100000000830492506020015b662386f26fc10000831061127d57662386f26fc10000830492506010015b6305f5e1008310611295576305f5e100830492506008015b61271083106112a957612710830492506004015b606483106112bb576064830492506002015b600a831061043c5760010192915050565b6001600160e01b031981168114610ad557600080fd5b6000602082840312156112f457600080fd5b81356112ff816112cc565b9392505050565b60005b83811015611321578181015183820152602001611309565b50506000910152565b60008151808452611342816020860160208601611306565b601f01601f19169290920160200192915050565b6020815260006112ff602083018461132a565b60006020828403121561137b57600080fd5b5035919050565b6001600160a01b0381168114610ad557600080fd5b600080604083850312156113aa57600080fd5b82356113b581611382565b946020939093013593505050565b6000806000606084860312156113d857600080fd5b83356113e381611382565b925060208401356113f381611382565b929592945050506040919091013590565b60006020828403121561141657600080fd5b81356112ff81611382565b6000806040838503121561143457600080fd5b823561143f81611382565b91506020830135801515811461145457600080fd5b809150509250929050565b634e487b7160e01b600052604160045260246000fd5b600067ffffffffffffffff808411156114905761149061145f565b604051601f8501601f19908116603f011681019082821181831017156114b8576114b861145f565b816040528093508581528686860111156114d157600080fd5b858560208301376000602087830101525050509392505050565b6000806000806080858703121561150157600080fd5b843561150c81611382565b9350602085013561151c81611382565b925060408501359150606085013567ffffffffffffffff81111561153f57600080fd5b8501601f8101871361155057600080fd5b61155f87823560208401611475565b91505092959194509250565b60006020828403121561157d57600080fd5b813567ffffffffffffffff81111561159457600080fd5b8201601f810184136115a557600080fd5b610b9d84823560208401611475565b600080604083850312156115c757600080fd5b82356115d281611382565b9150602083013561145481611382565b600181811c908216806115f657607f821691505b60208210810361161657634e487b7160e01b600052602260045260246000fd5b50919050565b6020808252602d908201527f4552433732313a2063616c6c6572206973206e6f7420746f6b656e206f776e6560408201526c1c881bdc88185c1c1c9bdd9959609a1b606082015260800190565b634e487b7160e01b600052601160045260246000fd5b808202811582820484141761043c5761043c611669565b8082018082111561043c5761043c611669565b6000600182016116bb576116bb611669565b5060010190565b60008084546116d0816115e2565b600182811680156116e857600181146116fd5761172c565b60ff198416875282151583028701945061172c565b8860005260208060002060005b858110156117235781548a82015290840190820161170a565b50505082870194505b505050508351611740818360208801611306565b01949350505050565b601f82111561061057600081815260208120601f850160051c810160208610156117705750805b601f850160051c820191505b8181101561178f5782815560010161177c565b505050505050565b815167ffffffffffffffff8111156117b1576117b161145f565b6117c5816117bf84546115e2565b84611749565b602080601f8311600181146117fa57600084156117e25750858301515b600019600386901b1c1916600185901b17855561178f565b600085815260208120601f198616915b828110156118295788860151825594840194600190910190840161180a565b50858210156118475787850151600019600388901b60f8161c191681555b5050505050600190811b01905550565b60208082526025908201527f4552433732313a207472616e736665722066726f6d20696e636f72726563742060408201526437bbb732b960d91b606082015260800190565b60208082526032908201527f4552433732313a207472616e7366657220746f206e6f6e20455243373231526560408201527131b2b4bb32b91034b6b83632b6b2b73a32b960711b606082015260800190565b6001600160a01b03858116825284166020820152604081018390526080606082018190526000906119219083018461132a565b9695505050505050565b60006020828403121561193d57600080fd5b81516112ff816112cc56fea2646970667358221220dce5cb879076ee4809ccb81381f563acfcfed838d7f234ecc4b9188528bfcefd64736f6c6343000813003360806040523480156200001157600080fd5b506040516200172c3803806200172c8339810160408190526200003491620000da565b604051806040016040528060118152602001704275726e74206574684f532050686f6e6560781b8152506040518060400160405280600b81526020016a424554484f5350484f4e4560a81b8152508160009081620000939190620001b1565b506001620000a28282620001b1565b505060078054336001600160a01b031991821617909155600880549091166001600160a01b039390931692909217909155506200027d565b600060208284031215620000ed57600080fd5b81516001600160a01b03811681146200010557600080fd5b9392505050565b634e487b7160e01b600052604160045260246000fd5b600181811c908216806200013757607f821691505b6020821081036200015857634e487b7160e01b600052602260045260246000fd5b50919050565b601f821115620001ac57600081815260208120601f850160051c81016020861015620001875750805b601f850160051c820191505b81811015620001a85782815560010162000193565b5050505b505050565b81516001600160401b03811115620001cd57620001cd6200010c565b620001e581620001de845462000122565b846200015e565b602080601f8311600181146200021d5760008415620002045750858301515b600019600386901b1c1916600185901b178555620001a8565b600085815260208120601f198616915b828110156200024e578886015182559484019460019091019084016200022d565b50858210156200026d5787850151600019600388901b60f8161c191681555b5050505050600190811b01905550565b61149f806200028d6000396000f3fe608060405234801561001057600080fd5b50600436106101005760003560e01c80638da5cb5b11610097578063b88d4fde11610066578063b88d4fde1461021d578063c87b56dd14610230578063e985e9c514610243578063f6e7d5451461027f57600080fd5b80638da5cb5b146101dc57806395d89b41146101ef578063a22cb465146101f7578063b0ca8c561461020a57600080fd5b806323b872dd116100d357806323b872dd1461018257806342842e0e146101955780636352211e146101a857806370a08231146101bb57600080fd5b806301ffc9a71461010557806306fdde031461012d578063081812fc14610142578063095ea7b31461016d575b600080fd5b610118610113366004610e5b565b610292565b60405190151581526020015b60405180910390f35b6101356102bd565b6040516101249190610ecf565b610155610150366004610ee2565b61034f565b6040516001600160a01b039091168152602001610124565b61018061017b366004610f17565b610376565b005b610180610190366004610f41565b610490565b6101806101a3366004610f41565b6104c1565b6101556101b6366004610ee2565b6104dc565b6101ce6101c9366004610f7d565b61053c565b604051908152602001610124565b600754610155906001600160a01b031681565b6101356105c2565b610180610205366004610f98565b6105d1565b600854610155906001600160a01b031681565b61018061022b366004611043565b6105e0565b61013561023e366004610ee2565b610618565b6101186102513660046110ee565b6001600160a01b03918216600090815260056020908152604080832093909416825291909152205460ff1690565b61018061028d366004611121565b6106b0565b60006001600160e01b03198216632483248360e11b14806102b757506102b7826106ea565b92915050565b6060600080546102cc90611144565b80601f01602080910402602001604051908101604052809291908181526020018280546102f890611144565b80156103455780601f1061031a57610100808354040283529160200191610345565b820191906000526020600020905b81548152906001019060200180831161032857829003601f168201915b5050505050905090565b600061035a8261073a565b506000908152600460205260409020546001600160a01b031690565b6000610381826104dc565b9050806001600160a01b0316836001600160a01b0316036103f35760405162461bcd60e51b815260206004820152602160248201527f4552433732313a20617070726f76616c20746f2063757272656e74206f776e656044820152603960f91b60648201526084015b60405180910390fd5b336001600160a01b038216148061040f575061040f8133610251565b6104815760405162461bcd60e51b815260206004820152603d60248201527f4552433732313a20617070726f76652063616c6c6572206973206e6f7420746f60448201527f6b656e206f776e6572206f7220617070726f76656420666f7220616c6c00000060648201526084016103ea565b61048b838361079c565b505050565b61049a338261080a565b6104b65760405162461bcd60e51b81526004016103ea9061117e565b61048b838383610889565b61048b838383604051806020016040528060008152506105e0565b6000818152600260205260408120546001600160a01b0316806102b75760405162461bcd60e51b8152602060048201526018602482015277115490cdcc8c4e881a5b9d985b1a59081d1bdad95b88125160421b60448201526064016103ea565b60006001600160a01b0382166105a65760405162461bcd60e51b815260206004820152602960248201527f4552433732313a2061646472657373207a65726f206973206e6f7420612076616044820152683634b21037bbb732b960b91b60648201526084016103ea565b506001600160a01b031660009081526003602052604090205490565b6060600180546102cc90611144565b6105dc3383836109ed565b5050565b6105ea338361080a565b6106065760405162461bcd60e51b81526004016103ea9061117e565b61061284848484610abb565b50505050565b60085460405163c87b56dd60e01b8152600481018390526060916001600160a01b03169063c87b56dd90602401600060405180830381865afa158015610662573d6000803e3d6000fd5b505050506040513d6000823e601f3d908101601f1916820160405261068a91908101906111cb565b60405160200161069a9190611242565b6040516020818303038152906040529050919050565b6007546001600160a01b031633146106c757600080fd5b6106d18183610aee565b6105dc8260405180602001604052806000815250610c79565b60006001600160e01b031982166380ac58cd60e01b148061071b57506001600160e01b03198216635b5e139f60e01b145b806102b757506301ffc9a760e01b6001600160e01b03198316146102b7565b6000818152600260205260409020546001600160a01b03166107995760405162461bcd60e51b8152602060048201526018602482015277115490cdcc8c4e881a5b9d985b1a59081d1bdad95b88125160421b60448201526064016103ea565b50565b600081815260046020526040902080546001600160a01b0319166001600160a01b03841690811790915581906107d1826104dc565b6001600160a01b03167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92560405160405180910390a45050565b600080610816836104dc565b9050806001600160a01b0316846001600160a01b0316148061085d57506001600160a01b0380821660009081526005602090815260408083209388168352929052205460ff165b806108815750836001600160a01b03166108768461034f565b6001600160a01b0316145b949350505050565b826001600160a01b031661089c826104dc565b6001600160a01b0316146108c25760405162461bcd60e51b81526004016103ea9061126a565b6001600160a01b0382166109245760405162461bcd60e51b8152602060048201526024808201527f4552433732313a207472616e7366657220746f20746865207a65726f206164646044820152637265737360e01b60648201526084016103ea565b826001600160a01b0316610937826104dc565b6001600160a01b03161461095d5760405162461bcd60e51b81526004016103ea9061126a565b600081815260046020908152604080832080546001600160a01b03199081169091556001600160a01b0387811680865260038552838620805460001901905590871680865283862080546001019055868652600290945282852080549092168417909155905184937fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef91a4505050565b816001600160a01b0316836001600160a01b031603610a4e5760405162461bcd60e51b815260206004820152601960248201527f4552433732313a20617070726f766520746f2063616c6c65720000000000000060448201526064016103ea565b6001600160a01b03838116600081815260056020908152604080832094871680845294825291829020805460ff191686151590811790915591519182527f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31910160405180910390a3505050565b610ac6848484610889565b610ad284848484610d44565b6106125760405162461bcd60e51b81526004016103ea906112af565b6001600160a01b038216610b445760405162461bcd60e51b815260206004820181905260248201527f4552433732313a206d696e7420746f20746865207a65726f206164647265737360448201526064016103ea565b6000818152600260205260409020546001600160a01b031615610ba95760405162461bcd60e51b815260206004820152601c60248201527f4552433732313a20746f6b656e20616c7265616479206d696e7465640000000060448201526064016103ea565b6000818152600260205260409020546001600160a01b031615610c0e5760405162461bcd60e51b815260206004820152601c60248201527f4552433732313a20746f6b656e20616c7265616479206d696e7465640000000060448201526064016103ea565b6001600160a01b038216600081815260036020908152604080832080546001019055848352600290915280822080546001600160a01b0319168417905551839291907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a45050565b6000828152600260205260409020546001600160a01b0316610cf45760405162461bcd60e51b815260206004820152602e60248201527f45524337323155524953746f726167653a2055524920736574206f66206e6f6e60448201526d32bc34b9ba32b73a103a37b5b2b760911b60648201526084016103ea565b6000828152600660205260409020610d0c828261134f565b506040518281527ff8e1a15aba9398e019f0b49df1a4fde98ee17ae345cb5f6b5e2c27f5033e8ce79060200160405180910390a15050565b60006001600160a01b0384163b15610e3a57604051630a85bd0160e11b81526001600160a01b0385169063150b7a0290610d8890339089908890889060040161140f565b6020604051808303816000875af1925050508015610dc3575060408051601f3d908101601f19168201909252610dc09181019061144c565b60015b610e20573d808015610df1576040519150601f19603f3d011682016040523d82523d6000602084013e610df6565b606091505b508051600003610e185760405162461bcd60e51b81526004016103ea906112af565b805181602001fd5b6001600160e01b031916630a85bd0160e11b149050610881565b506001949350505050565b6001600160e01b03198116811461079957600080fd5b600060208284031215610e6d57600080fd5b8135610e7881610e45565b9392505050565b60005b83811015610e9a578181015183820152602001610e82565b50506000910152565b60008151808452610ebb816020860160208601610e7f565b601f01601f19169290920160200192915050565b602081526000610e786020830184610ea3565b600060208284031215610ef457600080fd5b5035919050565b80356001600160a01b0381168114610f1257600080fd5b919050565b60008060408385031215610f2a57600080fd5b610f3383610efb565b946020939093013593505050565b600080600060608486031215610f5657600080fd5b610f5f84610efb565b9250610f6d60208501610efb565b9150604084013590509250925092565b600060208284031215610f8f57600080fd5b610e7882610efb565b60008060408385031215610fab57600080fd5b610fb483610efb565b915060208301358015158114610fc957600080fd5b809150509250929050565b634e487b7160e01b600052604160045260246000fd5b604051601f8201601f1916810167ffffffffffffffff8111828210171561101357611013610fd4565b604052919050565b600067ffffffffffffffff82111561103557611035610fd4565b50601f01601f191660200190565b6000806000806080858703121561105957600080fd5b61106285610efb565b935061107060208601610efb565b925060408501359150606085013567ffffffffffffffff81111561109357600080fd5b8501601f810187136110a457600080fd5b80356110b76110b28261101b565b610fea565b8181528860208385010111156110cc57600080fd5b8160208401602083013760006020838301015280935050505092959194509250565b6000806040838503121561110157600080fd5b61110a83610efb565b915061111860208401610efb565b90509250929050565b6000806040838503121561113457600080fd5b8235915061111860208401610efb565b600181811c9082168061115857607f821691505b60208210810361117857634e487b7160e01b600052602260045260246000fd5b50919050565b6020808252602d908201527f4552433732313a2063616c6c6572206973206e6f7420746f6b656e206f776e6560408201526c1c881bdc88185c1c1c9bdd9959609a1b606082015260800190565b6000602082840312156111dd57600080fd5b815167ffffffffffffffff8111156111f457600080fd5b8201601f8101841361120557600080fd5b80516112136110b28261101b565b81815285602083850101111561122857600080fd5b611239826020830160208601610e7f565b95945050505050565b60008251611254818460208701610e7f565b6326623d3160e01b920191825250600401919050565b60208082526025908201527f4552433732313a207472616e736665722066726f6d20696e636f72726563742060408201526437bbb732b960d91b606082015260800190565b60208082526032908201527f4552433732313a207472616e7366657220746f206e6f6e20455243373231526560408201527131b2b4bb32b91034b6b83632b6b2b73a32b960711b606082015260800190565b601f82111561048b57600081815260208120601f850160051c810160208610156113285750805b601f850160051c820191505b8181101561134757828155600101611334565b505050505050565b815167ffffffffffffffff81111561136957611369610fd4565b61137d816113778454611144565b84611301565b602080601f8311600181146113b2576000841561139a5750858301515b600019600386901b1c1916600185901b178555611347565b600085815260208120601f198616915b828110156113e1578886015182559484019460019091019084016113c2565b50858210156113ff5787850151600019600388901b60f8161c191681555b5050505050600190811b01905550565b6001600160a01b038581168252841660208201526040810183905260806060820181905260009061144290830184610ea3565b9695505050505050565b60006020828403121561145e57600080fd5b8151610e7881610e4556fea2646970667358221220c40231736e69767d0522b4a6ff523346785fb539fba32f1776705b46b94f27e164736f6c6343000813003368747470733a2f2f6574686f73746f6b656e7572692d646579326f75713279612d75632e612e72756e2e6170703f703d3126743d
Deployed Bytecode
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
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.