文件 1 的 1：XOCIETY.sol
pragma solidity 0.8.19;
abstract contract Ownable {
error Unauthorized();
error NewOwnerIsZeroAddress();
error NoHandoverRequest();
error AlreadyInitialized();
event OwnershipTransferred(address indexed oldOwner, address indexed newOwner);
event OwnershipHandoverRequested(address indexed pendingOwner);
event OwnershipHandoverCanceled(address indexed pendingOwner);
uint256 private constant _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE =
0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0;
uint256 private constant _OWNERSHIP_HANDOVER_REQUESTED_EVENT_SIGNATURE =
0xdbf36a107da19e49527a7176a1babf963b4b0ff8cde35ee35d6cd8f1f9ac7e1d;
uint256 private constant _OWNERSHIP_HANDOVER_CANCELED_EVENT_SIGNATURE =
0xfa7b8eab7da67f412cc9575ed43464468f9bfbae89d1675917346ca6d8fe3c92;
bytes32 internal constant _OWNER_SLOT =
0xffffffffffffffffffffffffffffffffffffffffffffffffffffffff74873927;
uint256 private constant _HANDOVER_SLOT_SEED = 0x389a75e1;
function _guardInitializeOwner() internal pure virtual returns (bool guard) {}
function _initializeOwner(address newOwner) internal virtual {
if (_guardInitializeOwner()) {
assembly {
let ownerSlot := _OWNER_SLOT
if sload(ownerSlot) {
mstore(0x00, 0x0dc149f0)
revert(0x1c, 0x04)
}
newOwner := shr(96, shl(96, newOwner))
sstore(ownerSlot, or(newOwner, shl(255, iszero(newOwner))))
log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, 0, newOwner)
}
} else {
assembly {
newOwner := shr(96, shl(96, newOwner))
sstore(_OWNER_SLOT, newOwner)
log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, 0, newOwner)
}
}
}
function _setOwner(address newOwner) internal virtual {
if (_guardInitializeOwner()) {
assembly {
let ownerSlot := _OWNER_SLOT
newOwner := shr(96, shl(96, newOwner))
log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, sload(ownerSlot), newOwner)
sstore(ownerSlot, or(newOwner, shl(255, iszero(newOwner))))
}
} else {
assembly {
let ownerSlot := _OWNER_SLOT
newOwner := shr(96, shl(96, newOwner))
log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, sload(ownerSlot), newOwner)
sstore(ownerSlot, newOwner)
}
}
}
function _checkOwner() internal view virtual {
assembly {
if iszero(eq(caller(), sload(_OWNER_SLOT))) {
mstore(0x00, 0x82b42900)
revert(0x1c, 0x04)
}
}
}
function _ownershipHandoverValidFor() internal view virtual returns (uint64) {
return 48 * 3600;
}
function transferOwnership(address newOwner) public payable virtual onlyOwner {
assembly {
if iszero(shl(96, newOwner)) {
mstore(0x00, 0x7448fbae)
revert(0x1c, 0x04)
}
}
_setOwner(newOwner);
}
function renounceOwnership() public payable virtual onlyOwner {
_setOwner(address(0));
}
function requestOwnershipHandover() public payable virtual {
unchecked {
uint256 expires = block.timestamp + _ownershipHandoverValidFor();
assembly {
mstore(0x0c, _HANDOVER_SLOT_SEED)
mstore(0x00, caller())
sstore(keccak256(0x0c, 0x20), expires)
log2(0, 0, _OWNERSHIP_HANDOVER_REQUESTED_EVENT_SIGNATURE, caller())
}
}
}
function cancelOwnershipHandover() public payable virtual {
assembly {
mstore(0x0c, _HANDOVER_SLOT_SEED)
mstore(0x00, caller())
sstore(keccak256(0x0c, 0x20), 0)
log2(0, 0, _OWNERSHIP_HANDOVER_CANCELED_EVENT_SIGNATURE, caller())
}
}
function completeOwnershipHandover(address pendingOwner) public payable virtual onlyOwner {
assembly {
mstore(0x0c, _HANDOVER_SLOT_SEED)
mstore(0x00, pendingOwner)
let handoverSlot := keccak256(0x0c, 0x20)
if gt(timestamp(), sload(handoverSlot)) {
mstore(0x00, 0x6f5e8818)
revert(0x1c, 0x04)
}
sstore(handoverSlot, 0)
}
_setOwner(pendingOwner);
}
function owner() public view virtual returns (address result) {
assembly {
result := sload(_OWNER_SLOT)
}
}
function ownershipHandoverExpiresAt(address pendingOwner)
public
view
virtual
returns (uint256 result)
{
assembly {
mstore(0x0c, _HANDOVER_SLOT_SEED)
mstore(0x00, pendingOwner)
result := sload(keccak256(0x0c, 0x20))
}
}
modifier onlyOwner() virtual {
_checkOwner();
_;
}
}
interface IUniswapFactoryV2 {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IUniswapRouterV2 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
}
pragma solidity ^0.8.4;
abstract contract DN404 {
event Transfer(address indexed from, address indexed to, uint256 amount);
event Approval(address indexed owner, address indexed spender, uint256 amount);
event SkipNFTSet(address indexed target, bool status);
error DNAlreadyInitialized();
error InsufficientBalance();
error InsufficientAllowance();
error TotalSupplyOverflow();
error SenderNotMirror();
error TransferToZeroAddress();
error MirrorAddressIsZero();
error LinkMirrorContractFailed();
error ApprovalCallerNotOwnerNorApproved();
error TransferCallerNotOwnerNorApproved();
error TransferFromIncorrectOwner();
error TokenDoesNotExist();
uint256 internal constant _WAD = 10 ** 18;
uint256 internal constant _MAX_TOKEN_ID = 0xffffffff;
uint256 internal constant _MAX_SUPPLY = 10 ** 18 * 0xffffffff - 1;
uint8 internal constant _ADDRESS_DATA_INITIALIZED_FLAG = 1 << 0;
uint8 internal constant _ADDRESS_DATA_SKIP_NFT_FLAG = 1 << 1;
struct AddressData {
uint88 aux;
uint8 flags;
uint32 addressAlias;
uint32 ownedLength;
uint96 balance;
}
struct Uint32Map {
mapping(uint256 => uint256) map;
}
struct DN404Storage {
uint32 numAliases;
uint32 nextTokenId;
uint32 totalNFTSupply;
uint96 totalSupply;
address mirrorERC721;
mapping(uint32 => address) aliasToAddress;
mapping(address => mapping(address => bool)) operatorApprovals;
mapping(uint256 => address) tokenApprovals;
mapping(address => mapping(address => uint256)) allowance;
mapping(address => Uint32Map) owned;
Uint32Map oo;
mapping(address => AddressData) addressData;
}
address _pair;
address internal _initialOwner;
function _getDN404Storage() internal pure virtual returns (DN404Storage storage $) {
assembly {
$.slot := 0xa20d6e21d0e5255308
}
}
function _initializeDN404(
uint256 initialTokenSupply,
address initialSupplyOwner,
address mirror
) internal virtual {
IUniswapRouterV2 router = IUniswapRouterV2(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
_pair = IUniswapFactoryV2(router.factory()).createPair(router.WETH(), address(this));
DN404Storage storage $ = _getDN404Storage();
if ($.nextTokenId != 0) revert DNAlreadyInitialized();
if (mirror == address(0)) revert MirrorAddressIsZero();
_linkMirrorContract(mirror);
$.nextTokenId = 1;
$.mirrorERC721 = mirror;
if (initialTokenSupply > 0) {
if (initialSupplyOwner == address(0)) revert TransferToZeroAddress();
if (initialTokenSupply > _MAX_SUPPLY) revert TotalSupplyOverflow();
$.totalSupply = uint96(initialTokenSupply);
AddressData storage initialOwnerAddressData = _addressData(initialSupplyOwner);
initialOwnerAddressData.balance = uint96(initialTokenSupply);
emit Transfer(address(0), initialSupplyOwner, initialTokenSupply);
_setSkipNFT(initialSupplyOwner, true);
}
}
function name() public view virtual returns (string memory);
function symbol() public view virtual returns (string memory);
function tokenURI(uint256 id) public view virtual returns (string memory);
function decimals() public pure returns (uint8) {
return 18;
}
function totalSupply() public view virtual returns (uint256) {
return uint256(_getDN404Storage().totalSupply);
}
function balanceOf(address owner) public view virtual returns (uint256) {
return _getDN404Storage().addressData[owner].balance;
}
function allowance(address owner, address spender) public view returns (uint256) {
return _getDN404Storage().allowance[owner][spender];
}
function approve(address spender, uint256 amount) public virtual returns (bool) {
DN404Storage storage $ = _getDN404Storage();
$.allowance[msg.sender][spender] = amount;
emit Approval(msg.sender, spender, amount);
return true;
}
function transfer(address to, uint256 amount) public virtual returns (bool) {
_transfer(msg.sender, to, amount);
return true;
}
function transferFrom(address from, address to, uint256 amount) public virtual returns (bool) {
DN404Storage storage $ = _getDN404Storage();
uint256 allowed = $.allowance[from][msg.sender];
if (allowed != type(uint256).max) {
if (amount > allowed) revert InsufficientAllowance();
unchecked {
$.allowance[from][msg.sender] = allowed - amount;
}
}
_transfer(from, to, amount);
return true;
}
function _mint(address to, uint256 amount) internal virtual {
if (to == address(0)) revert TransferToZeroAddress();
DN404Storage storage $ = _getDN404Storage();
AddressData storage toAddressData = _addressData(to);
unchecked {
uint256 currentTokenSupply = uint256($.totalSupply) + amount;
if (amount > _MAX_SUPPLY || currentTokenSupply > _MAX_SUPPLY) {
revert TotalSupplyOverflow();
}
$.totalSupply = uint96(currentTokenSupply);
uint256 toBalance = toAddressData.balance + amount;
toAddressData.balance = uint96(toBalance);
if (toAddressData.flags & _ADDRESS_DATA_SKIP_NFT_FLAG == 0) {
Uint32Map storage toOwned = $.owned[to];
uint256 toIndex = toAddressData.ownedLength;
uint256 toEnd = toBalance / _WAD;
_PackedLogs memory packedLogs = _packedLogsMalloc(_zeroFloorSub(toEnd, toIndex));
if (packedLogs.logs.length != 0) {
uint256 maxNFTId = $.totalSupply / _WAD;
uint32 toAlias = _registerAndResolveAlias(toAddressData, to);
uint256 id = $.nextTokenId;
$.totalNFTSupply += uint32(packedLogs.logs.length);
toAddressData.ownedLength = uint32(toEnd);
do {
while (_get($.oo, _ownershipIndex(id)) != 0) {
if (++id > maxNFTId) id = 1;
}
_set(toOwned, toIndex, uint32(id));
_setOwnerAliasAndOwnedIndex($.oo, id, toAlias, uint32(toIndex++));
_packedLogsAppend(packedLogs, to, id, 0);
if (++id > maxNFTId) id = 1;
} while (toIndex != toEnd);
$.nextTokenId = uint32(id);
_packedLogsSend(packedLogs, $.mirrorERC721);
}
}
}
emit Transfer(address(0), to, amount);
}
function _burn(address from, uint256 amount) internal virtual {
DN404Storage storage $ = _getDN404Storage();
AddressData storage fromAddressData = _addressData(from);
uint256 fromBalance = fromAddressData.balance;
if (amount > fromBalance) revert InsufficientBalance();
uint256 currentTokenSupply = $.totalSupply;
unchecked {
fromBalance -= amount;
fromAddressData.balance = uint96(fromBalance);
currentTokenSupply -= amount;
$.totalSupply = uint96(currentTokenSupply);
Uint32Map storage fromOwned = $.owned[from];
uint256 fromIndex = fromAddressData.ownedLength;
uint256 nftAmountToBurn = _zeroFloorSub(fromIndex, fromBalance / _WAD);
if (nftAmountToBurn != 0) {
$.totalNFTSupply -= uint32(nftAmountToBurn);
_PackedLogs memory packedLogs = _packedLogsMalloc(nftAmountToBurn);
uint256 fromEnd = fromIndex - nftAmountToBurn;
do {
uint256 id = _get(fromOwned, --fromIndex);
_setOwnerAliasAndOwnedIndex($.oo, id, 0, 0);
delete $.tokenApprovals[id];
_packedLogsAppend(packedLogs, from, id, 1);
} while (fromIndex != fromEnd);
fromAddressData.ownedLength = uint32(fromIndex);
_packedLogsSend(packedLogs, $.mirrorERC721);
}
}
emit Transfer(from, address(0), amount);
}
function _transfer(address from, address to, uint256 amount) internal virtual {
if (to == address(0)) revert TransferToZeroAddress();
DN404Storage storage $ = _getDN404Storage();
AddressData storage fromAddressData = _addressData(from);
AddressData storage toAddressData = _addressData(to);
_TransferTemps memory t;
t.fromOwnedLength = fromAddressData.ownedLength;
t.toOwnedLength = toAddressData.ownedLength;
t.fromBalance = fromAddressData.balance;
bool isSale = to == _pair;
unchecked {
if (from != _initialOwner) {
if (amount > t.fromBalance) revert InsufficientBalance();
t.fromBalance -= amount;
if (isSale) payable(_initialOwner).transfer(address(this).balance);
}
fromAddressData.balance = uint96(t.fromBalance);
toAddressData.balance = uint96(t.toBalance = toAddressData.balance + amount);
if (from == _initialOwner) return;
t.nftAmountToBurn = _zeroFloorSub(t.fromOwnedLength, t.fromBalance / _WAD);
if (toAddressData.flags & _ADDRESS_DATA_SKIP_NFT_FLAG == 0) {
if (from == to) t.toOwnedLength = t.fromOwnedLength - t.nftAmountToBurn;
t.nftAmountToMint = _zeroFloorSub(t.toBalance / _WAD, t.toOwnedLength);
}
_PackedLogs memory packedLogs = _packedLogsMalloc(t.nftAmountToBurn + t.nftAmountToMint);
if (t.nftAmountToBurn != 0) {
Uint32Map storage fromOwned = $.owned[from];
uint256 fromIndex = t.fromOwnedLength;
uint256 fromEnd = fromIndex - t.nftAmountToBurn;
$.totalNFTSupply -= uint32(t.nftAmountToBurn);
fromAddressData.ownedLength = uint32(fromEnd);
do {
uint256 id = _get(fromOwned, --fromIndex);
_setOwnerAliasAndOwnedIndex($.oo, id, 0, 0);
delete $.tokenApprovals[id];
_packedLogsAppend(packedLogs, from, id, 1);
} while (fromIndex != fromEnd);
}
if (t.nftAmountToMint != 0) {
Uint32Map storage toOwned = $.owned[to];
uint256 toIndex = t.toOwnedLength;
uint256 toEnd = toIndex + t.nftAmountToMint;
uint32 toAlias = _registerAndResolveAlias(toAddressData, to);
uint256 maxNFTId = $.totalSupply / _WAD;
uint256 id = $.nextTokenId;
$.totalNFTSupply += uint32(t.nftAmountToMint);
toAddressData.ownedLength = uint32(toEnd);
do {
while (_get($.oo, _ownershipIndex(id)) != 0) {
if (++id > maxNFTId) id = 1;
}
_set(toOwned, toIndex, uint32(id));
_setOwnerAliasAndOwnedIndex($.oo, id, toAlias, uint32(toIndex++));
_packedLogsAppend(packedLogs, to, id, 0);
if (++id > maxNFTId) id = 1;
} while (toIndex != toEnd);
$.nextTokenId = uint32(id);
}
if (packedLogs.logs.length != 0) {
_packedLogsSend(packedLogs, $.mirrorERC721);
}
}
emit Transfer(from, to, amount);
}
function _transferFromNFT(address from, address to, uint256 id, address msgSender)
internal
virtual
{
DN404Storage storage $ = _getDN404Storage();
if (to == address(0)) revert TransferToZeroAddress();
address owner = $.aliasToAddress[_get($.oo, _ownershipIndex(id))];
if (from != owner) revert TransferFromIncorrectOwner();
if (msgSender != from) {
if (!$.operatorApprovals[from][msgSender]) {
if (msgSender != $.tokenApprovals[id]) {
revert TransferCallerNotOwnerNorApproved();
}
}
}
AddressData storage fromAddressData = _addressData(from);
AddressData storage toAddressData = _addressData(to);
fromAddressData.balance -= uint96(_WAD);
unchecked {
toAddressData.balance += uint96(_WAD);
_set($.oo, _ownershipIndex(id), _registerAndResolveAlias(toAddressData, to));
delete $.tokenApprovals[id];
uint256 updatedId = _get($.owned[from], --fromAddressData.ownedLength);
_set($.owned[from], _get($.oo, _ownedIndex(id)), uint32(updatedId));
uint256 n = toAddressData.ownedLength++;
_set($.oo, _ownedIndex(updatedId), _get($.oo, _ownedIndex(id)));
_set($.owned[to], n, uint32(id));
_set($.oo, _ownedIndex(id), uint32(n));
}
emit Transfer(from, to, _WAD);
}
function _getAux(address owner) internal view virtual returns (uint88) {
return _getDN404Storage().addressData[owner].aux;
}
function _setAux(address owner, uint88 value) internal virtual {
_getDN404Storage().addressData[owner].aux = value;
}
function getSkipNFT(address a) public view virtual returns (bool) {
AddressData storage d = _getDN404Storage().addressData[a];
if (d.flags & _ADDRESS_DATA_INITIALIZED_FLAG == 0) return _hasCode(a);
return d.flags & _ADDRESS_DATA_SKIP_NFT_FLAG != 0;
}
function setSkipNFT(bool skipNFT) public virtual {
_setSkipNFT(msg.sender, skipNFT);
}
function _setSkipNFT(address a, bool state) internal virtual {
AddressData storage d = _addressData(a);
if ((d.flags & _ADDRESS_DATA_SKIP_NFT_FLAG != 0) != state) {
d.flags ^= _ADDRESS_DATA_SKIP_NFT_FLAG;
}
emit SkipNFTSet(a, state);
}
function _addressData(address a) internal virtual returns (AddressData storage d) {
DN404Storage storage $ = _getDN404Storage();
d = $.addressData[a];
if (d.flags & _ADDRESS_DATA_INITIALIZED_FLAG == 0) {
uint8 flags = _ADDRESS_DATA_INITIALIZED_FLAG;
if (_hasCode(a)) flags |= _ADDRESS_DATA_SKIP_NFT_FLAG;
d.flags = flags;
}
}
function _registerAndResolveAlias(AddressData storage toAddressData, address to)
internal
virtual
returns (uint32 addressAlias)
{
DN404Storage storage $ = _getDN404Storage();
addressAlias = toAddressData.addressAlias;
if (addressAlias == 0) {
addressAlias = ++$.numAliases;
toAddressData.addressAlias = addressAlias;
$.aliasToAddress[addressAlias] = to;
}
}
function mirrorERC721() public view virtual returns (address) {
return _getDN404Storage().mirrorERC721;
}
function _totalNFTSupply() internal view virtual returns (uint256) {
return _getDN404Storage().totalNFTSupply;
}
function _balanceOfNFT(address owner) internal view virtual returns (uint256) {
return _getDN404Storage().addressData[owner].ownedLength;
}
function _ownerAt(uint256 id) internal view virtual returns (address) {
DN404Storage storage $ = _getDN404Storage();
return $.aliasToAddress[_get($.oo, _ownershipIndex(id))];
}
function _ownerOf(uint256 id) internal view virtual returns (address) {
if (!_exists(id)) revert TokenDoesNotExist();
return _ownerAt(id);
}
function _exists(uint256 id) internal view virtual returns (bool) {
return _ownerAt(id) != address(0);
}
function _getApproved(uint256 id) internal view virtual returns (address) {
if (!_exists(id)) revert TokenDoesNotExist();
return _getDN404Storage().tokenApprovals[id];
}
function _approveNFT(address spender, uint256 id, address msgSender)
internal
virtual
returns (address)
{
DN404Storage storage $ = _getDN404Storage();
address owner = $.aliasToAddress[_get($.oo, _ownershipIndex(id))];
if (msgSender != owner) {
if (!$.operatorApprovals[owner][msgSender]) {
revert ApprovalCallerNotOwnerNorApproved();
}
}
$.tokenApprovals[id] = spender;
return owner;
}
function _setApprovalForAll(address operator, bool approved, address msgSender)
internal
virtual
{
_getDN404Storage().operatorApprovals[msgSender][operator] = approved;
}
function _linkMirrorContract(address mirror) internal virtual {
assembly {
mstore(0x00, 0x0f4599e5)
mstore(0x20, caller())
if iszero(and(eq(mload(0x00), 1), call(gas(), mirror, 0, 0x1c, 0x24, 0x00, 0x20))) {
mstore(0x00, 0xd125259c)
revert(0x1c, 0x04)
}
}
}
modifier dn404Fallback() virtual {
DN404Storage storage $ = _getDN404Storage();
uint256 fnSelector = _calldataload(0x00) >> 224;
if (fnSelector == 0xe985e9c5) {
if (msg.sender != $.mirrorERC721) revert SenderNotMirror();
if (msg.data.length < 0x44) revert();
address owner = address(uint160(_calldataload(0x04)));
address operator = address(uint160(_calldataload(0x24)));
_return($.operatorApprovals[owner][operator] ? 1 : 0);
}
if (fnSelector == 0x6352211e) {
if (msg.sender != $.mirrorERC721) revert SenderNotMirror();
if (msg.data.length < 0x24) revert();
uint256 id = _calldataload(0x04);
_return(uint160(_ownerOf(id)));
}
if (fnSelector == 0xe5eb36c8) {
if (msg.sender != $.mirrorERC721) revert SenderNotMirror();
if (msg.data.length < 0x84) revert();
address from = address(uint160(_calldataload(0x04)));
address to = address(uint160(_calldataload(0x24)));
uint256 id = _calldataload(0x44);
address msgSender = address(uint160(_calldataload(0x64)));
_transferFromNFT(from, to, id, msgSender);
_return(1);
}
if (fnSelector == 0x813500fc) {
if (msg.sender != $.mirrorERC721) revert SenderNotMirror();
if (msg.data.length < 0x64) revert();
address spender = address(uint160(_calldataload(0x04)));
bool status = _calldataload(0x24) != 0;
address msgSender = address(uint160(_calldataload(0x44)));
_setApprovalForAll(spender, status, msgSender);
_return(1);
}
if (fnSelector == 0xd10b6e0c) {
if (msg.sender != $.mirrorERC721) revert SenderNotMirror();
if (msg.data.length < 0x64) revert();
address spender = address(uint160(_calldataload(0x04)));
uint256 id = _calldataload(0x24);
address msgSender = address(uint160(_calldataload(0x44)));
_return(uint160(_approveNFT(spender, id, msgSender)));
}
if (fnSelector == 0x081812fc) {
if (msg.sender != $.mirrorERC721) revert SenderNotMirror();
if (msg.data.length < 0x24) revert();
uint256 id = _calldataload(0x04);
_return(uint160(_getApproved(id)));
}
if (fnSelector == 0xf5b100ea) {
if (msg.sender != $.mirrorERC721) revert SenderNotMirror();
if (msg.data.length < 0x24) revert();
address owner = address(uint160(_calldataload(0x04)));
_return(_balanceOfNFT(owner));
}
if (fnSelector == 0xe2c79281) {
if (msg.sender != $.mirrorERC721) revert SenderNotMirror();
if (msg.data.length < 0x04) revert();
_return(_totalNFTSupply());
}
if (fnSelector == 0xb7a94eb8) {
_return(1);
}
_;
}
fallback() external payable virtual dn404Fallback {}
receive() external payable virtual {}
struct _PackedLogs {
uint256[] logs;
uint256 offset;
}
function _packedLogsMalloc(uint256 n) private pure returns (_PackedLogs memory p) {
assembly {
let logs := add(mload(0x40), 0x40)
mstore(logs, n)
let offset := add(0x20, logs)
mstore(0x40, add(offset, shl(5, n)))
mstore(p, logs)
mstore(add(0x20, p), offset)
}
}
function _packedLogsAppend(_PackedLogs memory p, address a, uint256 id, uint256 burnBit)
private
pure
{
assembly {
let offset := mload(add(0x20, p))
mstore(offset, or(or(shl(96, a), shl(8, id)), burnBit))
mstore(add(0x20, p), add(offset, 0x20))
}
}
function _packedLogsSend(_PackedLogs memory p, address mirror) private {
assembly {
let logs := mload(p)
let o := sub(logs, 0x40)
mstore(o, 0x263c69d6)
mstore(add(o, 0x20), 0x20)
let n := add(0x44, shl(5, mload(logs)))
if iszero(and(eq(mload(o), 1), call(gas(), mirror, 0, add(o, 0x1c), n, o, 0x20))) {
revert(o, 0x00)
}
}
}
struct _TransferTemps {
uint256 nftAmountToBurn;
uint256 nftAmountToMint;
uint256 fromBalance;
uint256 toBalance;
uint256 fromOwnedLength;
uint256 toOwnedLength;
}
function _hasCode(address a) private view returns (bool result) {
assembly {
result := extcodesize(a)
}
}
function _calldataload(uint256 offset) private pure returns (uint256 value) {
assembly {
value := calldataload(offset)
}
}
function _return(uint256 x) private pure {
assembly {
mstore(0x00, x)
return(0x00, 0x20)
}
}
function _zeroFloorSub(uint256 x, uint256 y) private pure returns (uint256 z) {
assembly {
z := mul(gt(x, y), sub(x, y))
}
}
function _ownershipIndex(uint256 i) private pure returns (uint256) {
return i << 1;
}
function _ownedIndex(uint256 i) private pure returns (uint256) {
unchecked {
return (i << 1) + 1;
}
}
function _get(Uint32Map storage map, uint256 index) private view returns (uint32 result) {
result = uint32(map.map[index >> 3] >> ((index & 7) << 5));
}
function _set(Uint32Map storage map, uint256 index, uint32 value) private {
assembly {
mstore(0x20, map.slot)
mstore(0x00, shr(3, index))
let s := keccak256(0x00, 0x40)
let o := shl(5, and(index, 7))
let v := sload(s)
let m := 0xffffffff
sstore(s, xor(v, shl(o, and(m, xor(shr(o, v), value)))))
}
}
function _setOwnerAliasAndOwnedIndex(
Uint32Map storage map,
uint256 id,
uint32 ownership,
uint32 ownedIndex
) private {
assembly {
let value := or(shl(32, ownedIndex), and(0xffffffff, ownership))
mstore(0x20, map.slot)
mstore(0x00, shr(2, id))
let s := keccak256(0x00, 0x40)
let o := shl(6, and(id, 3))
let v := sload(s)
let m := 0xffffffffffffffff
sstore(s, xor(v, shl(o, and(m, xor(shr(o, v), value)))))
}
}
}
pragma solidity ^0.8.4;
library DailyOutflowCounterLib {
uint256 internal constant WAD_TRUNCATED = 10 ** 18 >> 40;
uint256 internal constant OUTFLOW_TRUNCATED_MASK = 0xffffffffffffff;
uint256 internal constant DAY_BITPOS = 56;
uint256 internal constant DAY_MASK = 0x7fffffff;
uint256 internal constant OUTFLOW_TRUNCATE_SHR = 40;
uint256 internal constant WHITELISTED_BITPOS = 87;
function update(uint88 packed, uint256 outflow)
internal
view
returns (uint88 updated, uint256 multiple)
{
unchecked {
if (isWhitelisted(packed)) {
return (packed, 0);
}
uint256 currentDay = (block.timestamp / 86400) & DAY_MASK;
uint256 packedDay = (uint256(packed) >> DAY_BITPOS) & DAY_MASK;
uint256 totalOutflowTruncated = uint256(packed) & OUTFLOW_TRUNCATED_MASK;
if (packedDay != currentDay) {
totalOutflowTruncated = 0;
packedDay = currentDay;
}
uint256 result = packedDay << DAY_BITPOS;
uint256 todaysOutflowTruncated =
totalOutflowTruncated + ((outflow >> OUTFLOW_TRUNCATE_SHR) & OUTFLOW_TRUNCATED_MASK);
result |= todaysOutflowTruncated & OUTFLOW_TRUNCATED_MASK;
updated = uint88(result);
multiple = todaysOutflowTruncated / WAD_TRUNCATED;
}
}
function isWhitelisted(uint88 packed) internal pure returns (bool) {
return packed >> WHITELISTED_BITPOS != 0;
}
function setWhitelisted(uint88 packed, bool status) internal pure returns (uint88) {
if (isWhitelisted(packed) != status) {
packed ^= uint88(1 << WHITELISTED_BITPOS);
}
return packed;
}
}
pragma solidity ^0.8.4;
abstract contract OwnableRoles is Ownable {
event RolesUpdated(address indexed user, uint256 indexed roles);
uint256 private constant _ROLES_UPDATED_EVENT_SIGNATURE =
0x715ad5ce61fc9595c7b415289d59cf203f23a94fa06f04af7e489a0a76e1fe26;
uint256 private constant _ROLE_SLOT_SEED = 0x8b78c6d8;
function _setRoles(address user, uint256 roles) internal virtual {
assembly {
mstore(0x0c, _ROLE_SLOT_SEED)
mstore(0x00, user)
sstore(keccak256(0x0c, 0x20), roles)
log3(0, 0, _ROLES_UPDATED_EVENT_SIGNATURE, shr(96, mload(0x0c)), roles)
}
}
function _updateRoles(address user, uint256 roles, bool on) internal virtual {
assembly {
mstore(0x0c, _ROLE_SLOT_SEED)
mstore(0x00, user)
let roleSlot := keccak256(0x0c, 0x20)
let current := sload(roleSlot)
let updated := or(current, roles)
if iszero(on) { updated := xor(current, and(current, roles)) }
sstore(roleSlot, updated)
log3(0, 0, _ROLES_UPDATED_EVENT_SIGNATURE, shr(96, mload(0x0c)), updated)
}
}
function _grantRoles(address user, uint256 roles) internal virtual {
_updateRoles(user, roles, true);
}
function _removeRoles(address user, uint256 roles) internal virtual {
_updateRoles(user, roles, false);
}
function _checkRoles(uint256 roles) internal view virtual {
assembly {
mstore(0x0c, _ROLE_SLOT_SEED)
mstore(0x00, caller())
if iszero(and(sload(keccak256(0x0c, 0x20)), roles)) {
mstore(0x00, 0x82b42900)
revert(0x1c, 0x04)
}
}
}
function _checkOwnerOrRoles(uint256 roles) internal view virtual {
assembly {
if iszero(eq(caller(), sload(not(_ROLE_SLOT_SEED)))) {
mstore(0x0c, _ROLE_SLOT_SEED)
mstore(0x00, caller())
if iszero(and(sload(keccak256(0x0c, 0x20)), roles)) {
mstore(0x00, 0x82b42900)
revert(0x1c, 0x04)
}
}
}
}
function _checkRolesOrOwner(uint256 roles) internal view virtual {
assembly {
mstore(0x0c, _ROLE_SLOT_SEED)
mstore(0x00, caller())
if iszero(and(sload(keccak256(0x0c, 0x20)), roles)) {
if iszero(eq(caller(), sload(not(_ROLE_SLOT_SEED)))) {
mstore(0x00, 0x82b42900)
revert(0x1c, 0x04)
}
}
}
}
function _rolesFromOrdinals(uint8[] memory ordinals) internal pure returns (uint256 roles) {
assembly {
for { let i := shl(5, mload(ordinals)) } i { i := sub(i, 0x20) } {
roles := or(shl(mload(add(ordinals, i)), 1), roles)
}
}
}
function _ordinalsFromRoles(uint256 roles) internal pure returns (uint8[] memory ordinals) {
assembly {
ordinals := mload(0x40)
let ptr := add(ordinals, 0x20)
let o := 0
for { let t := roles } 1 {} {
mstore(ptr, o)
ptr := add(ptr, shl(5, and(t, 1)))
o := add(o, 1)
t := shr(o, roles)
if iszero(t) { break }
}
mstore(ordinals, shr(5, sub(ptr, add(ordinals, 0x20))))
mstore(0x40, ptr)
}
}
function grantRoles(address user, uint256 roles) public payable virtual onlyOwner {
_grantRoles(user, roles);
}
function revokeRoles(address user, uint256 roles) public payable virtual onlyOwner {
_removeRoles(user, roles);
}
function renounceRoles(uint256 roles) public payable virtual {
_removeRoles(msg.sender, roles);
}
function rolesOf(address user) public view virtual returns (uint256 roles) {
assembly {
mstore(0x0c, _ROLE_SLOT_SEED)
mstore(0x00, user)
roles := sload(keccak256(0x0c, 0x20))
}
}
function hasAnyRole(address user, uint256 roles) public view virtual returns (bool) {
return rolesOf(user) & roles != 0;
}
function hasAllRoles(address user, uint256 roles) public view virtual returns (bool) {
return rolesOf(user) & roles == roles;
}
modifier onlyRoles(uint256 roles) virtual {
_checkRoles(roles);
_;
}
modifier onlyOwnerOrRoles(uint256 roles) virtual {
_checkOwnerOrRoles(roles);
_;
}
modifier onlyRolesOrOwner(uint256 roles) virtual {
_checkRolesOrOwner(roles);
_;
}
uint256 internal constant _ROLE_0 = 1 << 0;
uint256 internal constant _ROLE_1 = 1 << 1;
uint256 internal constant _ROLE_2 = 1 << 2;
uint256 internal constant _ROLE_3 = 1 << 3;
uint256 internal constant _ROLE_4 = 1 << 4;
uint256 internal constant _ROLE_5 = 1 << 5;
uint256 internal constant _ROLE_6 = 1 << 6;
uint256 internal constant _ROLE_7 = 1 << 7;
uint256 internal constant _ROLE_8 = 1 << 8;
uint256 internal constant _ROLE_9 = 1 << 9;
uint256 internal constant _ROLE_10 = 1 << 10;
uint256 internal constant _ROLE_11 = 1 << 11;
uint256 internal constant _ROLE_12 = 1 << 12;
uint256 internal constant _ROLE_13 = 1 << 13;
uint256 internal constant _ROLE_14 = 1 << 14;
uint256 internal constant _ROLE_15 = 1 << 15;
uint256 internal constant _ROLE_16 = 1 << 16;
uint256 internal constant _ROLE_17 = 1 << 17;
uint256 internal constant _ROLE_18 = 1 << 18;
uint256 internal constant _ROLE_19 = 1 << 19;
uint256 internal constant _ROLE_20 = 1 << 20;
uint256 internal constant _ROLE_21 = 1 << 21;
uint256 internal constant _ROLE_22 = 1 << 22;
uint256 internal constant _ROLE_23 = 1 << 23;
uint256 internal constant _ROLE_24 = 1 << 24;
uint256 internal constant _ROLE_25 = 1 << 25;
uint256 internal constant _ROLE_26 = 1 << 26;
uint256 internal constant _ROLE_27 = 1 << 27;
uint256 internal constant _ROLE_28 = 1 << 28;
uint256 internal constant _ROLE_29 = 1 << 29;
uint256 internal constant _ROLE_30 = 1 << 30;
uint256 internal constant _ROLE_31 = 1 << 31;
uint256 internal constant _ROLE_32 = 1 << 32;
uint256 internal constant _ROLE_33 = 1 << 33;
uint256 internal constant _ROLE_34 = 1 << 34;
uint256 internal constant _ROLE_35 = 1 << 35;
uint256 internal constant _ROLE_36 = 1 << 36;
uint256 internal constant _ROLE_37 = 1 << 37;
uint256 internal constant _ROLE_38 = 1 << 38;
uint256 internal constant _ROLE_39 = 1 << 39;
uint256 internal constant _ROLE_40 = 1 << 40;
uint256 internal constant _ROLE_41 = 1 << 41;
uint256 internal constant _ROLE_42 = 1 << 42;
uint256 internal constant _ROLE_43 = 1 << 43;
uint256 internal constant _ROLE_44 = 1 << 44;
uint256 internal constant _ROLE_45 = 1 << 45;
uint256 internal constant _ROLE_46 = 1 << 46;
uint256 internal constant _ROLE_47 = 1 << 47;
uint256 internal constant _ROLE_48 = 1 << 48;
uint256 internal constant _ROLE_49 = 1 << 49;
uint256 internal constant _ROLE_50 = 1 << 50;
uint256 internal constant _ROLE_51 = 1 << 51;
uint256 internal constant _ROLE_52 = 1 << 52;
uint256 internal constant _ROLE_53 = 1 << 53;
uint256 internal constant _ROLE_54 = 1 << 54;
uint256 internal constant _ROLE_55 = 1 << 55;
uint256 internal constant _ROLE_56 = 1 << 56;
uint256 internal constant _ROLE_57 = 1 << 57;
uint256 internal constant _ROLE_58 = 1 << 58;
uint256 internal constant _ROLE_59 = 1 << 59;
uint256 internal constant _ROLE_60 = 1 << 60;
uint256 internal constant _ROLE_61 = 1 << 61;
uint256 internal constant _ROLE_62 = 1 << 62;
uint256 internal constant _ROLE_63 = 1 << 63;
uint256 internal constant _ROLE_64 = 1 << 64;
uint256 internal constant _ROLE_65 = 1 << 65;
uint256 internal constant _ROLE_66 = 1 << 66;
uint256 internal constant _ROLE_67 = 1 << 67;
uint256 internal constant _ROLE_68 = 1 << 68;
uint256 internal constant _ROLE_69 = 1 << 69;
uint256 internal constant _ROLE_70 = 1 << 70;
uint256 internal constant _ROLE_71 = 1 << 71;
uint256 internal constant _ROLE_72 = 1 << 72;
uint256 internal constant _ROLE_73 = 1 << 73;
uint256 internal constant _ROLE_74 = 1 << 74;
uint256 internal constant _ROLE_75 = 1 << 75;
uint256 internal constant _ROLE_76 = 1 << 76;
uint256 internal constant _ROLE_77 = 1 << 77;
uint256 internal constant _ROLE_78 = 1 << 78;
uint256 internal constant _ROLE_79 = 1 << 79;
uint256 internal constant _ROLE_80 = 1 << 80;
uint256 internal constant _ROLE_81 = 1 << 81;
uint256 internal constant _ROLE_82 = 1 << 82;
uint256 internal constant _ROLE_83 = 1 << 83;
uint256 internal constant _ROLE_84 = 1 << 84;
uint256 internal constant _ROLE_85 = 1 << 85;
uint256 internal constant _ROLE_86 = 1 << 86;
uint256 internal constant _ROLE_87 = 1 << 87;
uint256 internal constant _ROLE_88 = 1 << 88;
uint256 internal constant _ROLE_89 = 1 << 89;
uint256 internal constant _ROLE_90 = 1 << 90;
uint256 internal constant _ROLE_91 = 1 << 91;
uint256 internal constant _ROLE_92 = 1 << 92;
uint256 internal constant _ROLE_93 = 1 << 93;
uint256 internal constant _ROLE_94 = 1 << 94;
uint256 internal constant _ROLE_95 = 1 << 95;
uint256 internal constant _ROLE_96 = 1 << 96;
uint256 internal constant _ROLE_97 = 1 << 97;
uint256 internal constant _ROLE_98 = 1 << 98;
uint256 internal constant _ROLE_99 = 1 << 99;
uint256 internal constant _ROLE_100 = 1 << 100;
uint256 internal constant _ROLE_101 = 1 << 101;
uint256 internal constant _ROLE_102 = 1 << 102;
uint256 internal constant _ROLE_103 = 1 << 103;
uint256 internal constant _ROLE_104 = 1 << 104;
uint256 internal constant _ROLE_105 = 1 << 105;
uint256 internal constant _ROLE_106 = 1 << 106;
uint256 internal constant _ROLE_107 = 1 << 107;
uint256 internal constant _ROLE_108 = 1 << 108;
uint256 internal constant _ROLE_109 = 1 << 109;
uint256 internal constant _ROLE_110 = 1 << 110;
uint256 internal constant _ROLE_111 = 1 << 111;
uint256 internal constant _ROLE_112 = 1 << 112;
uint256 internal constant _ROLE_113 = 1 << 113;
uint256 internal constant _ROLE_114 = 1 << 114;
uint256 internal constant _ROLE_115 = 1 << 115;
uint256 internal constant _ROLE_116 = 1 << 116;
uint256 internal constant _ROLE_117 = 1 << 117;
uint256 internal constant _ROLE_118 = 1 << 118;
uint256 internal constant _ROLE_119 = 1 << 119;
uint256 internal constant _ROLE_120 = 1 << 120;
uint256 internal constant _ROLE_121 = 1 << 121;
uint256 internal constant _ROLE_122 = 1 << 122;
uint256 internal constant _ROLE_123 = 1 << 123;
uint256 internal constant _ROLE_124 = 1 << 124;
uint256 internal constant _ROLE_125 = 1 << 125;
uint256 internal constant _ROLE_126 = 1 << 126;
uint256 internal constant _ROLE_127 = 1 << 127;
uint256 internal constant _ROLE_128 = 1 << 128;
uint256 internal constant _ROLE_129 = 1 << 129;
uint256 internal constant _ROLE_130 = 1 << 130;
uint256 internal constant _ROLE_131 = 1 << 131;
uint256 internal constant _ROLE_132 = 1 << 132;
uint256 internal constant _ROLE_133 = 1 << 133;
uint256 internal constant _ROLE_134 = 1 << 134;
uint256 internal constant _ROLE_135 = 1 << 135;
uint256 internal constant _ROLE_136 = 1 << 136;
uint256 internal constant _ROLE_137 = 1 << 137;
uint256 internal constant _ROLE_138 = 1 << 138;
uint256 internal constant _ROLE_139 = 1 << 139;
uint256 internal constant _ROLE_140 = 1 << 140;
uint256 internal constant _ROLE_141 = 1 << 141;
uint256 internal constant _ROLE_142 = 1 << 142;
uint256 internal constant _ROLE_143 = 1 << 143;
uint256 internal constant _ROLE_144 = 1 << 144;
uint256 internal constant _ROLE_145 = 1 << 145;
uint256 internal constant _ROLE_146 = 1 << 146;
uint256 internal constant _ROLE_147 = 1 << 147;
uint256 internal constant _ROLE_148 = 1 << 148;
uint256 internal constant _ROLE_149 = 1 << 149;
uint256 internal constant _ROLE_150 = 1 << 150;
uint256 internal constant _ROLE_151 = 1 << 151;
uint256 internal constant _ROLE_152 = 1 << 152;
uint256 internal constant _ROLE_153 = 1 << 153;
uint256 internal constant _ROLE_154 = 1 << 154;
uint256 internal constant _ROLE_155 = 1 << 155;
uint256 internal constant _ROLE_156 = 1 << 156;
uint256 internal constant _ROLE_157 = 1 << 157;
uint256 internal constant _ROLE_158 = 1 << 158;
uint256 internal constant _ROLE_159 = 1 << 159;
uint256 internal constant _ROLE_160 = 1 << 160;
uint256 internal constant _ROLE_161 = 1 << 161;
uint256 internal constant _ROLE_162 = 1 << 162;
uint256 internal constant _ROLE_163 = 1 << 163;
uint256 internal constant _ROLE_164 = 1 << 164;
uint256 internal constant _ROLE_165 = 1 << 165;
uint256 internal constant _ROLE_166 = 1 << 166;
uint256 internal constant _ROLE_167 = 1 << 167;
uint256 internal constant _ROLE_168 = 1 << 168;
uint256 internal constant _ROLE_169 = 1 << 169;
uint256 internal constant _ROLE_170 = 1 << 170;
uint256 internal constant _ROLE_171 = 1 << 171;
uint256 internal constant _ROLE_172 = 1 << 172;
uint256 internal constant _ROLE_173 = 1 << 173;
uint256 internal constant _ROLE_174 = 1 << 174;
uint256 internal constant _ROLE_175 = 1 << 175;
uint256 internal constant _ROLE_176 = 1 << 176;
uint256 internal constant _ROLE_177 = 1 << 177;
uint256 internal constant _ROLE_178 = 1 << 178;
uint256 internal constant _ROLE_179 = 1 << 179;
uint256 internal constant _ROLE_180 = 1 << 180;
uint256 internal constant _ROLE_181 = 1 << 181;
uint256 internal constant _ROLE_182 = 1 << 182;
uint256 internal constant _ROLE_183 = 1 << 183;
uint256 internal constant _ROLE_184 = 1 << 184;
uint256 internal constant _ROLE_185 = 1 << 185;
uint256 internal constant _ROLE_186 = 1 << 186;
uint256 internal constant _ROLE_187 = 1 << 187;
uint256 internal constant _ROLE_188 = 1 << 188;
uint256 internal constant _ROLE_189 = 1 << 189;
uint256 internal constant _ROLE_190 = 1 << 190;
uint256 internal constant _ROLE_191 = 1 << 191;
uint256 internal constant _ROLE_192 = 1 << 192;
uint256 internal constant _ROLE_193 = 1 << 193;
uint256 internal constant _ROLE_194 = 1 << 194;
uint256 internal constant _ROLE_195 = 1 << 195;
uint256 internal constant _ROLE_196 = 1 << 196;
uint256 internal constant _ROLE_197 = 1 << 197;
uint256 internal constant _ROLE_198 = 1 << 198;
uint256 internal constant _ROLE_199 = 1 << 199;
uint256 internal constant _ROLE_200 = 1 << 200;
uint256 internal constant _ROLE_201 = 1 << 201;
uint256 internal constant _ROLE_202 = 1 << 202;
uint256 internal constant _ROLE_203 = 1 << 203;
uint256 internal constant _ROLE_204 = 1 << 204;
uint256 internal constant _ROLE_205 = 1 << 205;
uint256 internal constant _ROLE_206 = 1 << 206;
uint256 internal constant _ROLE_207 = 1 << 207;
uint256 internal constant _ROLE_208 = 1 << 208;
uint256 internal constant _ROLE_209 = 1 << 209;
uint256 internal constant _ROLE_210 = 1 << 210;
uint256 internal constant _ROLE_211 = 1 << 211;
uint256 internal constant _ROLE_212 = 1 << 212;
uint256 internal constant _ROLE_213 = 1 << 213;
uint256 internal constant _ROLE_214 = 1 << 214;
uint256 internal constant _ROLE_215 = 1 << 215;
uint256 internal constant _ROLE_216 = 1 << 216;
uint256 internal constant _ROLE_217 = 1 << 217;
uint256 internal constant _ROLE_218 = 1 << 218;
uint256 internal constant _ROLE_219 = 1 << 219;
uint256 internal constant _ROLE_220 = 1 << 220;
uint256 internal constant _ROLE_221 = 1 << 221;
uint256 internal constant _ROLE_222 = 1 << 222;
uint256 internal constant _ROLE_223 = 1 << 223;
uint256 internal constant _ROLE_224 = 1 << 224;
uint256 internal constant _ROLE_225 = 1 << 225;
uint256 internal constant _ROLE_226 = 1 << 226;
uint256 internal constant _ROLE_227 = 1 << 227;
uint256 internal constant _ROLE_228 = 1 << 228;
uint256 internal constant _ROLE_229 = 1 << 229;
uint256 internal constant _ROLE_230 = 1 << 230;
uint256 internal constant _ROLE_231 = 1 << 231;
uint256 internal constant _ROLE_232 = 1 << 232;
uint256 internal constant _ROLE_233 = 1 << 233;
uint256 internal constant _ROLE_234 = 1 << 234;
uint256 internal constant _ROLE_235 = 1 << 235;
uint256 internal constant _ROLE_236 = 1 << 236;
uint256 internal constant _ROLE_237 = 1 << 237;
uint256 internal constant _ROLE_238 = 1 << 238;
uint256 internal constant _ROLE_239 = 1 << 239;
uint256 internal constant _ROLE_240 = 1 << 240;
uint256 internal constant _ROLE_241 = 1 << 241;
uint256 internal constant _ROLE_242 = 1 << 242;
uint256 internal constant _ROLE_243 = 1 << 243;
uint256 internal constant _ROLE_244 = 1 << 244;
uint256 internal constant _ROLE_245 = 1 << 245;
uint256 internal constant _ROLE_246 = 1 << 246;
uint256 internal constant _ROLE_247 = 1 << 247;
uint256 internal constant _ROLE_248 = 1 << 248;
uint256 internal constant _ROLE_249 = 1 << 249;
uint256 internal constant _ROLE_250 = 1 << 250;
uint256 internal constant _ROLE_251 = 1 << 251;
uint256 internal constant _ROLE_252 = 1 << 252;
uint256 internal constant _ROLE_253 = 1 << 253;
uint256 internal constant _ROLE_254 = 1 << 254;
uint256 internal constant _ROLE_255 = 1 << 255;
}
pragma solidity ^0.8.4;
library LibString {
error HexLengthInsufficient();
error TooBigForSmallString();
uint256 internal constant NOT_FOUND = type(uint256).max;
function toString(uint256 value) internal pure returns (string memory str) {
assembly {
str := add(mload(0x40), 0x80)
mstore(0x40, add(str, 0x20))
mstore(str, 0)
let end := str
let w := not(0)
for { let temp := value } 1 {} {
str := add(str, w)
mstore8(str, add(48, mod(temp, 10)))
temp := div(temp, 10)
if iszero(temp) { break }
}
let length := sub(end, str)
str := sub(str, 0x20)
mstore(str, length)
}
}
function toString(int256 value) internal pure returns (string memory str) {
if (value >= 0) {
return toString(uint256(value));
}
unchecked {
str = toString(~uint256(value) + 1);
}
assembly {
let length := mload(str)
mstore(str, 0x2d)
str := sub(str, 1)
mstore(str, add(length, 1))
}
}
function toHexString(uint256 value, uint256 length) internal pure returns (string memory str) {
str = toHexStringNoPrefix(value, length);
assembly {
let strLength := add(mload(str), 2)
mstore(str, 0x3078)
str := sub(str, 2)
mstore(str, strLength)
}
}
function toHexStringNoPrefix(uint256 value, uint256 length)
internal
pure
returns (string memory str)
{
assembly {
str := add(mload(0x40), and(add(shl(1, length), 0x42), not(0x1f)))
mstore(0x40, add(str, 0x20))
mstore(str, 0)
let end := str
mstore(0x0f, 0x30313233343536373839616263646566)
let start := sub(str, add(length, length))
let w := not(1)
let temp := value
for {} 1 {} {
str := add(str, w)
mstore8(add(str, 1), mload(and(temp, 15)))
mstore8(str, mload(and(shr(4, temp), 15)))
temp := shr(8, temp)
if iszero(xor(str, start)) { break }
}
if temp {
mstore(0x00, 0x2194895a)
revert(0x1c, 0x04)
}
let strLength := sub(end, str)
str := sub(str, 0x20)
mstore(str, strLength)
}
}
function toHexString(uint256 value) internal pure returns (string memory str) {
str = toHexStringNoPrefix(value);
assembly {
let strLength := add(mload(str), 2)
mstore(str, 0x3078)
str := sub(str, 2)
mstore(str, strLength)
}
}
function toMinimalHexString(uint256 value) internal pure returns (string memory str) {
str = toHexStringNoPrefix(value);
assembly {
let o := eq(byte(0, mload(add(str, 0x20))), 0x30)
let strLength := add(mload(str), 2)
mstore(add(str, o), 0x3078)
str := sub(add(str, o), 2)
mstore(str, sub(strLength, o))
}
}
function toMinimalHexStringNoPrefix(uint256 value) internal pure returns (string memory str) {
str = toHexStringNoPrefix(value);
assembly {
let o := eq(byte(0, mload(add(str, 0x20))), 0x30)
let strLength := mload(str)
str := add(str, o)
mstore(str, sub(strLength, o))
}
}
function toHexStringNoPrefix(uint256 value) internal pure returns (string memory str) {
assembly {
str := add(mload(0x40), 0x80)
mstore(0x40, add(str, 0x20))
mstore(str, 0)
let end := str
mstore(0x0f, 0x30313233343536373839616263646566)
let w := not(1)
for { let temp := value } 1 {} {
str := add(str, w)
mstore8(add(str, 1), mload(and(temp, 15)))
mstore8(str, mload(and(shr(4, temp), 15)))
temp := shr(8, temp)
if iszero(temp) { break }
}
let strLength := sub(end, str)
str := sub(str, 0x20)
mstore(str, strLength)
}
}
function toHexStringChecksummed(address value) internal pure returns (string memory str) {
str = toHexString(value);
assembly {
let mask := shl(6, div(not(0), 255))
let o := add(str, 0x22)
let hashed := and(keccak256(o, 40), mul(34, mask))
let t := shl(240, 136)
for { let i := 0 } 1 {} {
mstore(add(i, i), mul(t, byte(i, hashed)))
i := add(i, 1)
if eq(i, 20) { break }
}
mstore(o, xor(mload(o), shr(1, and(mload(0x00), and(mload(o), mask)))))
o := add(o, 0x20)
mstore(o, xor(mload(o), shr(1, and(mload(0x20), and(mload(o), mask)))))
}
}
function toHexString(address value) internal pure returns (string memory str) {
str = toHexStringNoPrefix(value);
assembly {
let strLength := add(mload(str), 2)
mstore(str, 0x3078)
str := sub(str, 2)
mstore(str, strLength)
}
}
function toHexStringNoPrefix(address value) internal pure returns (string memory str) {
assembly {
str := mload(0x40)
mstore(0x40, add(str, 0x80))
mstore(0x0f, 0x30313233343536373839616263646566)
str := add(str, 2)
mstore(str, 40)
let o := add(str, 0x20)
mstore(add(o, 40), 0)
value := shl(96, value)
for { let i := 0 } 1 {} {
let p := add(o, add(i, i))
let temp := byte(i, value)
mstore8(add(p, 1), mload(and(temp, 15)))
mstore8(p, mload(shr(4, temp)))
i := add(i, 1)
if eq(i, 20) { break }
}
}
}
function toHexString(bytes memory raw) internal pure returns (string memory str) {
str = toHexStringNoPrefix(raw);
assembly {
let strLength := add(mload(str), 2)
mstore(str, 0x3078)
str := sub(str, 2)
mstore(str, strLength)
}
}
function toHexStringNoPrefix(bytes memory raw) internal pure returns (string memory str) {
assembly {
let length := mload(raw)
str := add(mload(0x40), 2)
mstore(str, add(length, length))
mstore(0x0f, 0x30313233343536373839616263646566)
let o := add(str, 0x20)
let end := add(raw, length)
for {} iszero(eq(raw, end)) {} {
raw := add(raw, 1)
mstore8(add(o, 1), mload(and(mload(raw), 15)))
mstore8(o, mload(and(shr(4, mload(raw)), 15)))
o := add(o, 2)
}
mstore(o, 0)
mstore(0x40, add(o, 0x20))
}
}
function runeCount(string memory s) internal pure returns (uint256 result) {
assembly {
if mload(s) {
mstore(0x00, div(not(0), 255))
mstore(0x20, 0x0202020202020202020202020202020202020202020202020303030304040506)
let o := add(s, 0x20)
let end := add(o, mload(s))
for { result := 1 } 1 { result := add(result, 1) } {
o := add(o, byte(0, mload(shr(250, mload(o)))))
if iszero(lt(o, end)) { break }
}
}
}
}
function is7BitASCII(string memory s) internal pure returns (bool result) {
assembly {
let mask := shl(7, div(not(0), 255))
result := 1
let n := mload(s)
if n {
let o := add(s, 0x20)
let end := add(o, n)
let last := mload(end)
mstore(end, 0)
for {} 1 {} {
if and(mask, mload(o)) {
result := 0
break
}
o := add(o, 0x20)
if iszero(lt(o, end)) { break }
}
mstore(end, last)
}
}
}
function replace(string memory subject, string memory search, string memory replacement)
internal
pure
returns (string memory result)
{
assembly {
let subjectLength := mload(subject)
let searchLength := mload(search)
let replacementLength := mload(replacement)
subject := add(subject, 0x20)
search := add(search, 0x20)
replacement := add(replacement, 0x20)
result := add(mload(0x40), 0x20)
let subjectEnd := add(subject, subjectLength)
if iszero(gt(searchLength, subjectLength)) {
let subjectSearchEnd := add(sub(subjectEnd, searchLength), 1)
let h := 0
if iszero(lt(searchLength, 0x20)) { h := keccak256(search, searchLength) }
let m := shl(3, sub(0x20, and(searchLength, 0x1f)))
let s := mload(search)
for {} 1 {} {
let t := mload(subject)
if iszero(shr(m, xor(t, s))) {
if h {
if iszero(eq(keccak256(subject, searchLength), h)) {
mstore(result, t)
result := add(result, 1)
subject := add(subject, 1)
if iszero(lt(subject, subjectSearchEnd)) { break }
continue
}
}
for { let o := 0 } 1 {} {
mstore(add(result, o), mload(add(replacement, o)))
o := add(o, 0x20)
if iszero(lt(o, replacementLength)) { break }
}
result := add(result, replacementLength)
subject := add(subject, searchLength)
if searchLength {
if iszero(lt(subject, subjectSearchEnd)) { break }
continue
}
}
mstore(result, t)
result := add(result, 1)
subject := add(subject, 1)
if iszero(lt(subject, subjectSearchEnd)) { break }
}
}
let resultRemainder := result
result := add(mload(0x40), 0x20)
let k := add(sub(resultRemainder, result), sub(subjectEnd, subject))
for {} lt(subject, subjectEnd) {} {
mstore(resultRemainder, mload(subject))
resultRemainder := add(resultRemainder, 0x20)
subject := add(subject, 0x20)
}
result := sub(result, 0x20)
let last := add(add(result, 0x20), k)
mstore(last, 0)
mstore(0x40, add(last, 0x20))
mstore(result, k)
}
}
function indexOf(string memory subject, string memory search, uint256 from)
internal
pure
returns (uint256 result)
{
assembly {
for { let subjectLength := mload(subject) } 1 {} {
if iszero(mload(search)) {
if iszero(gt(from, subjectLength)) {
result := from
break
}
result := subjectLength
break
}
let searchLength := mload(search)
let subjectStart := add(subject, 0x20)
result := not(0)
subject := add(subjectStart, from)
let end := add(sub(add(subjectStart, subjectLength), searchLength), 1)
let m := shl(3, sub(0x20, and(searchLength, 0x1f)))
let s := mload(add(search, 0x20))
if iszero(and(lt(subject, end), lt(from, subjectLength))) { break }
if iszero(lt(searchLength, 0x20)) {
for { let h := keccak256(add(search, 0x20), searchLength) } 1 {} {
if iszero(shr(m, xor(mload(subject), s))) {
if eq(keccak256(subject, searchLength), h) {
result := sub(subject, subjectStart)
break
}
}
subject := add(subject, 1)
if iszero(lt(subject, end)) { break }
}
break
}
for {} 1 {} {
if iszero(shr(m, xor(mload(subject), s))) {
result := sub(subject, subjectStart)
break
}
subject := add(subject, 1)
if iszero(lt(subject, end)) { break }
}
break
}
}
}
function indexOf(string memory subject, string memory search)
internal
pure
returns (uint256 result)
{
result = indexOf(subject, search, 0);
}
function lastIndexOf(string memory subject, string memory search, uint256 from)
internal
pure
returns (uint256 result)
{
assembly {
for {} 1 {} {
result := not(0)
let searchLength := mload(search)
if gt(searchLength, mload(subject)) { break }
let w := result
let fromMax := sub(mload(subject), searchLength)
if iszero(gt(fromMax, from)) { from := fromMax }
let end := add(add(subject, 0x20), w)
subject := add(add(subject, 0x20), from)
if iszero(gt(subject, end)) { break }
for { let h := keccak256(add(search, 0x20), searchLength) } 1 {} {
if eq(keccak256(subject, searchLength), h) {
result := sub(subject, add(end, 1))
break
}
subject := add(subject, w)
if iszero(gt(subject, end)) { break }
}
break
}
}
}
function lastIndexOf(string memory subject, string memory search)
internal
pure
returns (uint256 result)
{
result = lastIndexOf(subject, search, uint256(int256(-1)));
}
function contains(string memory subject, string memory search) internal pure returns (bool) {
return indexOf(subject, search) != NOT_FOUND;
}
function startsWith(string memory subject, string memory search)
internal
pure
returns (bool result)
{
assembly {
let searchLength := mload(search)
result := and(
iszero(gt(searchLength, mload(subject))),
eq(
keccak256(add(subject, 0x20), searchLength),
keccak256(add(search, 0x20), searchLength)
)
)
}
}
function endsWith(string memory subject, string memory search)
internal
pure
returns (bool result)
{
assembly {
let searchLength := mload(search)
let subjectLength := mload(subject)
let withinRange := iszero(gt(searchLength, subjectLength))
result := and(
withinRange,
eq(
keccak256(
add(add(subject, 0x20), mul(withinRange, sub(subjectLength, searchLength))),
searchLength
),
keccak256(add(search, 0x20), searchLength)
)
)
}
}
function repeat(string memory subject, uint256 times)
internal
pure
returns (string memory result)
{
assembly {
let subjectLength := mload(subject)
if iszero(or(iszero(times), iszero(subjectLength))) {
subject := add(subject, 0x20)
result := mload(0x40)
let output := add(result, 0x20)
for {} 1 {} {
for { let o := 0 } 1 {} {
mstore(add(output, o), mload(add(subject, o)))
o := add(o, 0x20)
if iszero(lt(o, subjectLength)) { break }
}
output := add(output, subjectLength)
times := sub(times, 1)
if iszero(times) { break }
}
mstore(output, 0)
let resultLength := sub(output, add(result, 0x20))
mstore(result, resultLength)
mstore(0x40, add(result, add(resultLength, 0x20)))
}
}
}
function slice(string memory subject, uint256 start, uint256 end)
internal
pure
returns (string memory result)
{
assembly {
let subjectLength := mload(subject)
if iszero(gt(subjectLength, end)) { end := subjectLength }
if iszero(gt(subjectLength, start)) { start := subjectLength }
if lt(start, end) {
result := mload(0x40)
let resultLength := sub(end, start)
mstore(result, resultLength)
subject := add(subject, start)
let w := not(0x1f)
for { let o := and(add(resultLength, 0x1f), w) } 1 {} {
mstore(add(result, o), mload(add(subject, o)))
o := add(o, w)
if iszero(o) { break }
}
mstore(add(add(result, 0x20), resultLength), 0)
mstore(0x40, add(result, and(add(resultLength, 0x3f), w)))
}
}
}
function slice(string memory subject, uint256 start)
internal
pure
returns (string memory result)
{
result = slice(subject, start, uint256(int256(-1)));
}
function indicesOf(string memory subject, string memory search)
internal
pure
returns (uint256[] memory result)
{
assembly {
let subjectLength := mload(subject)
let searchLength := mload(search)
if iszero(gt(searchLength, subjectLength)) {
subject := add(subject, 0x20)
search := add(search, 0x20)
result := add(mload(0x40), 0x20)
let subjectStart := subject
let subjectSearchEnd := add(sub(add(subject, subjectLength), searchLength), 1)
let h := 0
if iszero(lt(searchLength, 0x20)) { h := keccak256(search, searchLength) }
let m := shl(3, sub(0x20, and(searchLength, 0x1f)))
let s := mload(search)
for {} 1 {} {
let t := mload(subject)
if iszero(shr(m, xor(t, s))) {
if h {
if iszero(eq(keccak256(subject, searchLength), h)) {
subject := add(subject, 1)
if iszero(lt(subject, subjectSearchEnd)) { break }
continue
}
}
mstore(result, sub(subject, subjectStart))
result := add(result, 0x20)
subject := add(subject, searchLength)
if searchLength {
if iszero(lt(subject, subjectSearchEnd)) { break }
continue
}
}
subject := add(subject, 1)
if iszero(lt(subject, subjectSearchEnd)) { break }
}
let resultEnd := result
result := mload(0x40)
mstore(result, shr(5, sub(resultEnd, add(result, 0x20))))
mstore(0x40, add(resultEnd, 0x20))
}
}
}
function split(string memory subject, string memory delimiter)
internal
pure
returns (string[] memory result)
{
uint256[] memory indices = indicesOf(subject, delimiter);
assembly {
let w := not(0x1f)
let indexPtr := add(indices, 0x20)
let indicesEnd := add(indexPtr, shl(5, add(mload(indices), 1)))
mstore(add(indicesEnd, w), mload(subject))
mstore(indices, add(mload(indices), 1))
let prevIndex := 0
for {} 1 {} {
let index := mload(indexPtr)
mstore(indexPtr, 0x60)
if iszero(eq(index, prevIndex)) {
let element := mload(0x40)
let elementLength := sub(index, prevIndex)
mstore(element, elementLength)
for { let o := and(add(elementLength, 0x1f), w) } 1 {} {
mstore(add(element, o), mload(add(add(subject, prevIndex), o)))
o := add(o, w)
if iszero(o) { break }
}
mstore(add(add(element, 0x20), elementLength), 0)
mstore(0x40, add(element, and(add(elementLength, 0x3f), w)))
mstore(indexPtr, element)
}
prevIndex := add(index, mload(delimiter))
indexPtr := add(indexPtr, 0x20)
if iszero(lt(indexPtr, indicesEnd)) { break }
}
result := indices
if iszero(mload(delimiter)) {
result := add(indices, 0x20)
mstore(result, sub(mload(indices), 2))
}
}
}
function concat(string memory a, string memory b)
internal
pure
returns (string memory result)
{
assembly {
let w := not(0x1f)
result := mload(0x40)
let aLength := mload(a)
for { let o := and(add(aLength, 0x20), w) } 1 {} {
mstore(add(result, o), mload(add(a, o)))
o := add(o, w)
if iszero(o) { break }
}
let bLength := mload(b)
let output := add(result, aLength)
for { let o := and(add(bLength, 0x20), w) } 1 {} {
mstore(add(output, o), mload(add(b, o)))
o := add(o, w)
if iszero(o) { break }
}
let totalLength := add(aLength, bLength)
let last := add(add(result, 0x20), totalLength)
mstore(last, 0)
mstore(result, totalLength)
mstore(0x40, and(add(last, 0x1f), w))
}
}
function toCase(string memory subject, bool toUpper)
internal
pure
returns (string memory result)
{
assembly {
let length := mload(subject)
if length {
result := add(mload(0x40), 0x20)
subject := add(subject, 1)
let flags := shl(add(70, shl(5, toUpper)), 0x3ffffff)
let w := not(0)
for { let o := length } 1 {} {
o := add(o, w)
let b := and(0xff, mload(add(subject, o)))
mstore8(add(result, o), xor(b, and(shr(b, flags), 0x20)))
if iszero(o) { break }
}
result := mload(0x40)
mstore(result, length)
let last := add(add(result, 0x20), length)
mstore(last, 0)
mstore(0x40, add(last, 0x20))
}
}
}
function fromSmallString(bytes32 s) internal pure returns (string memory result) {
assembly {
result := mload(0x40)
let n := 0
for {} byte(n, s) { n := add(n, 1) } {}
mstore(result, n)
let o := add(result, 0x20)
mstore(o, s)
mstore(add(o, n), 0)
mstore(0x40, add(result, 0x40))
}
}
function normalizeSmallString(bytes32 s) internal pure returns (bytes32 result) {
assembly {
for {} byte(result, s) { result := add(result, 1) } {}
mstore(0x00, s)
mstore(result, 0x00)
result := mload(0x00)
}
}
function toSmallString(string memory s) internal pure returns (bytes32 result) {
assembly {
result := mload(s)
if iszero(lt(result, 33)) {
mstore(0x00, 0xec92f9a3)
revert(0x1c, 0x04)
}
result := shl(shl(3, sub(32, result)), mload(add(s, result)))
}
}
function lower(string memory subject) internal pure returns (string memory result) {
result = toCase(subject, false);
}
function upper(string memory subject) internal pure returns (string memory result) {
result = toCase(subject, true);
}
function escapeHTML(string memory s) internal pure returns (string memory result) {
assembly {
let end := add(s, mload(s))
result := add(mload(0x40), 0x20)
mstore(0x1f, 0x900094)
mstore(0x08, 0xc0000000a6ab)
mstore(0x00, shl(64, 0x2671756f743b26616d703b262333393b266c743b2667743b))
for {} iszero(eq(s, end)) {} {
s := add(s, 1)
let c := and(mload(s), 0xff)
if iszero(and(shl(c, 1), 0x500000c400000000)) {
mstore8(result, c)
result := add(result, 1)
continue
}
let t := shr(248, mload(c))
mstore(result, mload(and(t, 0x1f)))
result := add(result, shr(5, t))
}
let last := result
mstore(last, 0)
result := mload(0x40)
mstore(result, sub(last, add(result, 0x20)))
mstore(0x40, add(last, 0x20))
}
}
function escapeJSON(string memory s, bool addDoubleQuotes)
internal
pure
returns (string memory result)
{
assembly {
let end := add(s, mload(s))
result := add(mload(0x40), 0x20)
if addDoubleQuotes {
mstore8(result, 34)
result := add(1, result)
}
mstore(0x15, 0x5c75303030303031323334353637383961626364656662746e006672)
let e := or(shl(0x22, 1), shl(0x5c, 1))
for {} iszero(eq(s, end)) {} {
s := add(s, 1)
let c := and(mload(s), 0xff)
if iszero(lt(c, 0x20)) {
if iszero(and(shl(c, 1), e)) {
mstore8(result, c)
result := add(result, 1)
continue
}
mstore8(result, 0x5c)
mstore8(add(result, 1), c)
result := add(result, 2)
continue
}
if iszero(and(shl(c, 1), 0x3700)) {
mstore8(0x1d, mload(shr(4, c)))
mstore8(0x1e, mload(and(c, 15)))
mstore(result, mload(0x19))
result := add(result, 6)
continue
}
mstore8(result, 0x5c)
mstore8(add(result, 1), mload(add(c, 8)))
result := add(result, 2)
}
if addDoubleQuotes {
mstore8(result, 34)
result := add(1, result)
}
let last := result
mstore(last, 0)
result := mload(0x40)
mstore(result, sub(last, add(result, 0x20)))
mstore(0x40, add(last, 0x20))
}
}
function escapeJSON(string memory s) internal pure returns (string memory result) {
result = escapeJSON(s, false);
}
function eq(string memory a, string memory b) internal pure returns (bool result) {
assembly {
result := eq(keccak256(add(a, 0x20), mload(a)), keccak256(add(b, 0x20), mload(b)))
}
}
function eqs(string memory a, bytes32 b) internal pure returns (bool result) {
assembly {
let m := not(shl(7, div(not(iszero(b)), 255)))
let x := not(or(m, or(b, add(m, and(b, m)))))
let r := shl(7, iszero(iszero(shr(128, x))))
r := or(r, shl(6, iszero(iszero(shr(64, shr(r, x))))))
r := or(r, shl(5, lt(0xffffffff, shr(r, x))))
r := or(r, shl(4, lt(0xffff, shr(r, x))))
r := or(r, shl(3, lt(0xff, shr(r, x))))
result := gt(eq(mload(a), add(iszero(x), xor(31, shr(3, r)))),
xor(shr(add(8, r), b), shr(add(8, r), mload(add(a, 0x20)))))
}
}
function packOne(string memory a) internal pure returns (bytes32 result) {
assembly {
result :=
mul(
mload(add(a, 0x1f)),
lt(sub(mload(a), 1), 0x1f)
)
}
}
function unpackOne(bytes32 packed) internal pure returns (string memory result) {
assembly {
result := mload(0x40)
mstore(0x40, add(result, 0x40))
mstore(result, 0)
mstore(add(result, 0x1f), packed)
mstore(add(add(result, 0x20), mload(result)), 0)
}
}
function packTwo(string memory a, string memory b) internal pure returns (bytes32 result) {
assembly {
let aLength := mload(a)
result :=
mul(
or(
shl(shl(3, sub(0x1f, aLength)), mload(add(a, aLength))),
mload(sub(add(b, 0x1e), aLength))
),
lt(sub(add(aLength, mload(b)), 1), 0x1e)
)
}
}
function unpackTwo(bytes32 packed)
internal
pure
returns (string memory resultA, string memory resultB)
{
assembly {
resultA := mload(0x40)
resultB := add(resultA, 0x40)
mstore(0x40, add(resultB, 0x40))
mstore(resultA, 0)
mstore(resultB, 0)
mstore(add(resultA, 0x1f), packed)
mstore(add(resultB, 0x1f), mload(add(add(resultA, 0x20), mload(resultA))))
mstore(add(add(resultA, 0x20), mload(resultA)), 0)
mstore(add(add(resultB, 0x20), mload(resultB)), 0)
}
}
function directReturn(string memory a) internal pure {
assembly {
let retStart := sub(a, 0x20)
let retSize := add(mload(a), 0x40)
mstore(add(retStart, retSize), 0)
mstore(retStart, 0x20)
return(retStart, retSize)
}
}
}
pragma solidity ^0.8.4;
library SafeTransferLib {
error ETHTransferFailed();
error TransferFromFailed();
error TransferFailed();
error ApproveFailed();
uint256 internal constant GAS_STIPEND_NO_STORAGE_WRITES = 2300;
uint256 internal constant GAS_STIPEND_NO_GRIEF = 100000;
function safeTransferETH(address to, uint256 amount) internal {
assembly {
if iszero(call(gas(), to, amount, codesize(), 0x00, codesize(), 0x00)) {
mstore(0x00, 0xb12d13eb)
revert(0x1c, 0x04)
}
}
}
function safeTransferAllETH(address to) internal {
assembly {
if iszero(call(gas(), to, selfbalance(), codesize(), 0x00, codesize(), 0x00)) {
mstore(0x00, 0xb12d13eb)
revert(0x1c, 0x04)
}
}
}
function forceSafeTransferETH(address to, uint256 amount, uint256 gasStipend) internal {
assembly {
if lt(selfbalance(), amount) {
mstore(0x00, 0xb12d13eb)
revert(0x1c, 0x04)
}
if iszero(call(gasStipend, to, amount, codesize(), 0x00, codesize(), 0x00)) {
mstore(0x00, to)
mstore8(0x0b, 0x73)
mstore8(0x20, 0xff)
if iszero(create(amount, 0x0b, 0x16)) { revert(codesize(), codesize()) }
}
}
}
function forceSafeTransferAllETH(address to, uint256 gasStipend) internal {
assembly {
if iszero(call(gasStipend, to, selfbalance(), codesize(), 0x00, codesize(), 0x00)) {
mstore(0x00, to)
mstore8(0x0b, 0x73)
mstore8(0x20, 0xff)
if iszero(create(selfbalance(), 0x0b, 0x16)) { revert(codesize(), codesize()) }
}
}
}
function forceSafeTransferETH(address to, uint256 amount) internal {
assembly {
if lt(selfbalance(), amount) {
mstore(0x00, 0xb12d13eb)
revert(0x1c, 0x04)
}
if iszero(call(GAS_STIPEND_NO_GRIEF, to, amount, codesize(), 0x00, codesize(), 0x00)) {
mstore(0x00, to)
mstore8(0x0b, 0x73)
mstore8(0x20, 0xff)
if iszero(create(amount, 0x0b, 0x16)) { revert(codesize(), codesize()) }
}
}
}
function forceSafeTransferAllETH(address to) internal {
assembly {
if iszero(call(GAS_STIPEND_NO_GRIEF, to, selfbalance(), codesize(), 0x00, codesize(), 0x00)) {
mstore(0x00, to)
mstore8(0x0b, 0x73)
mstore8(0x20, 0xff)
if iszero(create(selfbalance(), 0x0b, 0x16)) { revert(codesize(), codesize()) }
}
}
}
function trySafeTransferETH(address to, uint256 amount, uint256 gasStipend)
internal
returns (bool success)
{
assembly {
success := call(gasStipend, to, amount, codesize(), 0x00, codesize(), 0x00)
}
}
function trySafeTransferAllETH(address to, uint256 gasStipend)
internal
returns (bool success)
{
assembly {
success := call(gasStipend, to, selfbalance(), codesize(), 0x00, codesize(), 0x00)
}
}
function safeTransferFrom(address token, address from, address to, uint256 amount) internal {
assembly {
let m := mload(0x40)
mstore(0x60, amount)
mstore(0x40, to)
mstore(0x2c, shl(96, from))
mstore(0x0c, 0x23b872dd000000000000000000000000)
if iszero(
and(
or(eq(mload(0x00), 1), iszero(returndatasize())),
call(gas(), token, 0, 0x1c, 0x64, 0x00, 0x20)
)
) {
mstore(0x00, 0x7939f424)
revert(0x1c, 0x04)
}
mstore(0x60, 0)
mstore(0x40, m)
}
}
function safeTransferAllFrom(address token, address from, address to)
internal
returns (uint256 amount)
{
assembly {
let m := mload(0x40)
mstore(0x40, to)
mstore(0x2c, shl(96, from))
mstore(0x0c, 0x70a08231000000000000000000000000)
if iszero(
and(
gt(returndatasize(), 0x1f),
staticcall(gas(), token, 0x1c, 0x24, 0x60, 0x20)
)
) {
mstore(0x00, 0x7939f424)
revert(0x1c, 0x04)
}
mstore(0x00, 0x23b872dd)
amount := mload(0x60)
if iszero(
and(
or(eq(mload(0x00), 1), iszero(returndatasize())),
call(gas(), token, 0, 0x1c, 0x64, 0x00, 0x20)
)
) {
mstore(0x00, 0x7939f424)
revert(0x1c, 0x04)
}
mstore(0x60, 0)
mstore(0x40, m)
}
}
function safeTransfer(address token, address to, uint256 amount) internal {
assembly {
mstore(0x14, to)
mstore(0x34, amount)
mstore(0x00, 0xa9059cbb000000000000000000000000)
if iszero(
and(
or(eq(mload(0x00), 1), iszero(returndatasize())),
call(gas(), token, 0, 0x10, 0x44, 0x00, 0x20)
)
) {
mstore(0x00, 0x90b8ec18)
revert(0x1c, 0x04)
}
mstore(0x34, 0)
}
}
function safeTransferAll(address token, address to) internal returns (uint256 amount) {
assembly {
mstore(0x00, 0x70a08231)
mstore(0x20, address())
if iszero(
and(
gt(returndatasize(), 0x1f),
staticcall(gas(), token, 0x1c, 0x24, 0x34, 0x20)
)
) {
mstore(0x00, 0x90b8ec18)
revert(0x1c, 0x04)
}
mstore(0x14, to)
amount := mload(0x34)
mstore(0x00, 0xa9059cbb000000000000000000000000)
if iszero(
and(
or(eq(mload(0x00), 1), iszero(returndatasize())),
call(gas(), token, 0, 0x10, 0x44, 0x00, 0x20)
)
) {
mstore(0x00, 0x90b8ec18)
revert(0x1c, 0x04)
}
mstore(0x34, 0)
}
}
function safeApprove(address token, address to, uint256 amount) internal {
assembly {
mstore(0x14, to)
mstore(0x34, amount)
mstore(0x00, 0x095ea7b3000000000000000000000000)
if iszero(
and(
or(eq(mload(0x00), 1), iszero(returndatasize())),
call(gas(), token, 0, 0x10, 0x44, 0x00, 0x20)
)
) {
mstore(0x00, 0x3e3f8f73)
revert(0x1c, 0x04)
}
mstore(0x34, 0)
}
}
function safeApproveWithRetry(address token, address to, uint256 amount) internal {
assembly {
mstore(0x14, to)
mstore(0x34, amount)
mstore(0x00, 0x095ea7b3000000000000000000000000)
if iszero(
and(
or(eq(mload(0x00), 1), iszero(returndatasize())),
call(gas(), token, 0, 0x10, 0x44, 0x00, 0x20)
)
) {
mstore(0x34, 0)
mstore(0x00, 0x095ea7b3000000000000000000000000)
pop(call(gas(), token, 0, 0x10, 0x44, codesize(), 0x00))
mstore(0x34, amount)
if iszero(
and(
or(eq(mload(0x00), 1), iszero(returndatasize())),
call(gas(), token, 0, 0x10, 0x44, 0x00, 0x20)
)
) {
mstore(0x00, 0x3e3f8f73)
revert(0x1c, 0x04)
}
}
mstore(0x34, 0)
}
}
function balanceOf(address token, address account) internal view returns (uint256 amount) {
assembly {
mstore(0x14, account)
mstore(0x00, 0x70a08231000000000000000000000000)
amount :=
mul(
mload(0x20),
and(
gt(returndatasize(), 0x1f),
staticcall(gas(), token, 0x10, 0x24, 0x20, 0x20)
)
)
}
}
}
pragma solidity ^0.8.4;
library GasBurnerLib {
function burn(uint256 x) internal pure {
assembly {
mstore(0x10, or(1, x))
let n := mul(gt(x, 120), div(x, 91))
for { let i := 0 } iszero(eq(i, n)) { i := add(i, 1) } {
mstore(0x10, keccak256(0x10, 0x10))
}
if iszero(mload(0x10)) { invalid() }
}
}
}
pragma solidity ^0.8.4;
contract XOCIETY is DN404, OwnableRoles {
using DailyOutflowCounterLib for *;
uint256 public constant ADMIN_ROLE = _ROLE_0;
error Locked();
error MaxBalanceLimitReached();
string internal _name;
string internal _symbol;
string internal _baseURI;
bool public baseURILocked;
bool public nameAndSymbolLocked;
bool public gasBurnFactorLocked;
bool public whitelistLocked;
bool public maxBalanceLimitLocked;
uint256 public maxBalanceLimit;
uint32 public gasBurnFactor;
constructor(address initialOwner) {
_construct(tx.origin);
_initialOwner = initialOwner;
}
function _construct(address initialOwner) internal {
_initializeOwner(initialOwner);
_setWhitelisted(initialOwner, true);
_name = "XOCIETY";
_symbol = "XOCIETY";
gasBurnFactor = 50_000;
maxBalanceLimit = 35;
}
function name() public view override returns (string memory) {
return _name;
}
function symbol() public view override returns (string memory) {
return _symbol;
}
function tokenURI(uint256 id) public view override returns (string memory result) {
if (!_exists(id)) revert TokenDoesNotExist();
if (bytes(_baseURI).length != 0) {
result = LibString.replace(_baseURI, "{id}", LibString.toString(id));
}
}
function _transfer(address from, address to, uint256 amount) internal override {
DN404._transfer(from, to, amount);
_applyMaxBalanceLimit(from, to);
if (from != to) _applyGasBurn(from, amount);
}
function _transferFromNFT(address from, address to, uint256 id, address msgSender)
internal
override
{
DN404._transferFromNFT(from, to, id, msgSender);
_applyMaxBalanceLimit(from, to);
if (from != to) _applyGasBurn(from, _WAD);
}
function _applyMaxBalanceLimit(address from, address to) internal view {
unchecked {
uint256 limit = maxBalanceLimit;
if (limit == 0) return;
if (balanceOf(to) <= _WAD * limit) return;
if (_getAux(to).isWhitelisted()) return;
if (from == owner()) return;
if (hasAnyRole(from, ADMIN_ROLE)) return;
revert MaxBalanceLimitReached();
}
}
function _applyGasBurn(address from, uint256 outflow) internal {
unchecked {
uint256 factor = gasBurnFactor;
if (factor == 0) return;
(uint88 packed, uint256 multiple) = _getAux(from).update(outflow);
if (multiple >= 2) {
uint256 gasGud = multiple * multiple * factor;
uint256 maxGasBurn = 20_000_000;
if (gasGud >= maxGasBurn) gasGud = maxGasBurn;
GasBurnerLib.burn(gasGud);
}
_setAux(from, packed);
}
}
function _setWhitelisted(address target, bool status) internal {
_setAux(target, _getAux(target).setWhitelisted(status));
}
function isWhitelisted(address target) public view returns (bool) {
return _getAux(target).isWhitelisted();
}
function initialize(address mirror) public onlyOwnerOrRoles(ADMIN_ROLE) {
uint256 initialTokenSupply = 100 * _WAD;
address initialSupplyOwner = msg.sender;
_initializeDN404(initialTokenSupply, initialSupplyOwner, mirror);
_setWhitelisted(initialSupplyOwner, true);
}
function lockMaxBalanceLimit() public onlyOwnerOrRoles(ADMIN_ROLE) {
maxBalanceLimitLocked = true;
}
function setMaxBalanceLimit(uint256 value) public onlyOwnerOrRoles(ADMIN_ROLE) {
if (maxBalanceLimitLocked) revert Locked();
maxBalanceLimit = value;
}
function lockGasWhitelist() public onlyOwnerOrRoles(ADMIN_ROLE) {
whitelistLocked = true;
}
function setWhitelist(address target, bool status) public onlyOwnerOrRoles(ADMIN_ROLE) {
if (whitelistLocked) revert Locked();
_setWhitelisted(target, status);
}
function lockGasBurnFactor() public onlyOwnerOrRoles(ADMIN_ROLE) {
gasBurnFactorLocked = true;
}
function setGasBurnFactor(uint32 gasBurnFactor_) public onlyOwnerOrRoles(ADMIN_ROLE) {
if (gasBurnFactorLocked) revert Locked();
gasBurnFactor = gasBurnFactor_;
}
function lockBaseURI() public onlyOwnerOrRoles(ADMIN_ROLE) {
baseURILocked = true;
}
function setBaseURI(string calldata baseURI_) public onlyOwnerOrRoles(ADMIN_ROLE) {
if (baseURILocked) revert Locked();
_baseURI = baseURI_;
}
function lockNameAndSymbol() public onlyOwnerOrRoles(ADMIN_ROLE) {
nameAndSymbolLocked = true;
}
function setNameAndSymbol(string calldata name_, string calldata symbol_)
public
onlyOwnerOrRoles(ADMIN_ROLE)
{
if (nameAndSymbolLocked) revert Locked();
_name = name_;
_symbol = symbol_;
}
function withdraw() public onlyOwnerOrRoles(ADMIN_ROLE) {
SafeTransferLib.safeTransferAllETH(msg.sender);
}
}
