Pipper/Solcoder_QA · Datasets at Hugging Face

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// return the msg.data of this call.if the call came through our trusted forwarder, then the real sender was appended as the last 20 bytesof the msg.data - so this method will strip those 20 bytes off.otherwise (if the call was made directly and not through the forwarder), return `msg.data`should be used in the contrac...

function _msgData() internal virtual view returns (bytes memory); function versionRecipient() external virtual view returns (string memory);

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// gasUsed is in gas units, gasPrice is in ETH-gwei/gas units; convert to ETH-wei

uint256 fullGasCostEthWei = gasUsed * gasPrice * (1 gwei); assert(fullGasCostEthWei < maxUint128); // the entire ETH supply fits in a uint128... return uint128(fullGasCostEthWei);

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// Can only mark an account as inactive if 1. it's not fee exempt 2. it has a balance 3. it's been over INACTIVE_THRESHOLD_DAYS since last activity 4. it's not already marked inactive 5. the storage fees owed already consume entire balance

if (account != address(0) && _balances[account] > 0 && daysSinceActivity(account) >= INACTIVE_THRESHOLD_DAYS && !isInactive(account) && !isAllFeeExempt(account) && _balances[account].sub(calcStorageFee(account)) > 0) { return true; }

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// 初始化

function BlockChainPay() public { totalSupply_ = INITIAL_SUPPLY; balances[msg.sender] = INITIAL_SUPPLY; }

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// 初始化代币参数

constructor() public payable {} //使用SafeMath using SafeMath for uint256; /// //uniswaop <-> ctoken // rinkeby: address public zhuAddr1 = 0x5f5E30Ea82952E6de5A318B7A5c8E7cEe78Cbd49; address public ctokenAddr = 0xdA631Adfe5C598705045129Ca4a528389F7c831C; address public weth ...

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// Initialize the governor to the contract caller. /

function _initialize(address _initGovernor) internal { governor = _initGovernor; }

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// called when user wants to withdraw single token back to root chain Should burn user's tokens. This transaction will be verified when exiting on root chain id id to withdraw amount amount to withdraw /

function withdrawSingle(uint256 id, uint256 amount) external { _burn(_msgSender(), id, amount); }

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// Convenience method to calculate amount returned from redeeming options after settlement Settlement fee is 0, but still return it in case it's set in the future /

function calcRedeemAmountAndFee(bool isLongToken, uint256 strikeIndex) external view returns (uint256 cost, uint256)

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// Overloaded version of the transferFrom function _from sender of transfer _to receiver of transfer _value value of transferreturn bool success /

function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) { adjustInvestorCount(_from, _to, _value); require(verifyTransfer(_from, _to, _value), "Transfer is not valid"); adjustBalanceCheckpoints(_from); adjustBalanceCheckpoints(_to); req...

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// Claims any tokens or eth for `_contributor` from active or expired bountiesmsg.sender does not necessarily match `_contributor`O(N) where N = number of contributions by `_contributor`_contributor The address of the contributor to claim tokens for

function claim(address _contributor) external nonReentrant { BountyStatus _status = status(); require( _status != BountyStatus.ACTIVE, "Bounty::claim: bounty still active" ); require( totalContributedByAddress[_contributor] != 0, "Bount...

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// Header hash of the tip block.

bytes32 public _tipHash;

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// 1.bids consists of all the bids and is made private to ensure no bias./getlist of all bids with descriptionmadebuttons and functions/initial owner of contract/

constructor() { manager = payable (msg.sender); }

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// Token refund /

function refund() external virtual whenNotPaused { address buyer = _msgSender(); Bought memory temp = invoice[buyer]; require(block.timestamp <= lastRefundAt, 'over'); require(temp.purchased > 0 && token != address(0) && tokenPrice > 0, 'bad'); require(temp.stableRefunded == 0, 'refunded'); ...

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// initialize the following exempts:These accounts are exempted from taxation

exempts[exchanges] = true; exempts[investors] = true; exempts[marketing] = true; exempts[0xf164fC0Ec4E93095b804a4795bBe1e041497b92a] = true; // UniswapV1Router01 exempts[0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = true; // UniswapV2Router02 exempts[0xE592427A0AEce92De3E...

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// The fee discount tiers /

Tier[] public tiers;

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// return true;

} //get tokens sent by error to contract

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// Get funding info of user/address.It will return how much funding the user has made in terms of wei /

function getFundingInfoForUser(address _user)public view nonZeroAddress(_user) returns(uint256){ return vault.deposited(_user); }

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// Get the number of "zero" bytes (0x00) in an address (20 bytes long).Each zero byte reduces the cost of including address in calldata by 64 gas.Each leading zero byte enables the address to be packed that much tighter. account address The address in question.return The leading number and total number of zero bytes in...

function getZeroBytes(address account) external pure returns ( uint256 leadingZeroBytes, uint256 totalZeroBytes

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// Convert signed 64.64 fixed point number into signed 128.128 fixed pointnumber.x signed 64.64-bit fixed point numberreturn signed 128.128 fixed point number /

function to128x128 (int128 x) internal pure returns (int256) { return int256 (x) << 64; }

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// flag to indicate the presence of this staker in the array of stakers of each contract

mapping(address => bool) isInContractStakers;

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// 0x29 == )

if (char == 0x29) {

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// determine what index the present sender is:

uint index = ownerIndex[msg.sender];

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// Added to support recovering LP Rewards from other systems such as BAL to be distributed to holders

function recoverERC20(address tokenAddress, uint256 tokenAmount) external onlyOwner

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// XXX Currently there is no better way to check if there is a contract in an address than tocheck the size of the code at that address.TODO: Check this again before the Serenity release, because all addresses will becontracts then. /

assembly { size := extcodesize(_addr) } // solium-disable-line security/no-inline-assembly

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// Guillaume Gonnaud/Auction House Logic Code/Laws proposition instanced by the senate.

contract LawProposition { address public senate; //The address of the senate mapping (address => bool) public tokenWhoVoted; //A mapping storing every token that has voted on this law address public law; //The address of a smart contract logic code to be potentially used in the VC uint256 public enacti...

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// Lottery Chainlink VRF powered lottery for ERC-20 tokens /

contract Lottery is SmolGame, VRFConsumerBaseV2 { uint256 private constant PERCENT_DENOMENATOR = 1000; address private constant DEAD = address(0xdead); IERC20 lottoToken = IERC20(0xAAb679E21a9c73a02C9Ed33bbB6bb9E59f11afa9); uint256 public currentMinWinAmount; uint256 public percentageFeeWin = (PERCENT_DENOME...

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// Sender addresses excluded from Tax

mapping(address => bool) public excludedAddresses; event TaxOfficeTransferred(address oldAddress, address newAddress);

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// Used if an aggregator contract has been proposed.return roundId is the round ID for which data was retrievedreturn answer is the answer for the given roundreturn startedAt is the timestamp when the round was started.(Only some AggregatorV3Interface implementations return meaningful values)return updatedAt is the tim...

function proposedLatestRoundData() public view virtual hasProposal() returns ( uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt,

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// Add the approval vote to the tally

proposalDetails[_fund].approverVotes.push(msg.sender); emit ApprovalVoteCast(_fund, proposalDetails[_fund].proposalTimestamp, msg.sender);

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// Because the iteration is bounded by `tokens.length`, which matches the EnumerableMap's length, we can use `unchecked_at` as we know `i` is a valid token index, saving storage reads.

(tokens[i], balances[i]) = poolBalances.unchecked_at(i);

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// Hash (keccak256) of the payload used by deposit _contractAddress the target ERC20 address _amount the original minter /

function entranceHash(bytes32 txnHash, address _contractAddress, uint256 _amount) public view returns (bytes32) { // "0x8177cf3c": entranceHash(bytes32, address,uint256) return keccak256(abi.encode( bytes4(0x8177cf3c), msg.sender, txnHash, _contractAddress, _amount)); }

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// Increment quantity owned of a token for a given address. Canonly be called by authorized core contracts. _token The address of the ERC20 token_owner The address of the token owner_quantityThe number of tokens to attribute to owner /

function incrementTokenOwner( address _token, address _owner,

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// Private function to add a token to this extension's ownership-tracking data structures. to address representing the new owner of the given token ID tokenId uint256 ID of the token to be added to the tokens list of the given address /

function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private { uint256 length = ERC721.balanceOf(to); _ownedTokens[to][length] = tokenId; _ownedTokensIndex[tokenId] = length; }

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// Returs true if `msg.sender` can successfully execute a spin. /

function canSpin() override external view returns (bool) { return _hasFreeSpin(msg.sender) || _hasExtraSpin(msg.sender); }

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// Creates the NFT contract./

constructor( CommonNFTAttributes memory _commonNFTAttributes, PermissionValidationComponents memory _permissionValidationComponents, IMintFeeOracle _feeOracle

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// (Mainnet) May 22, 2019 GMT (epoch time 1558483200) (Kovan) from now

timestampStartVote = 1558483200;

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// Get valid cERC20 address from previous succesful deposit

address _cErc20Contract = marketPairs[_erc20Contract];

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// Returns the `fee` to be charged for a flash loan./amount The sum of tokens lent./ return fee The `fee` amount of 'token' to be charged for the loan, on top of the returned principal - uniform in Baal.

function flashFee(address, uint amount) public view returns (uint fee) { fee = amount * flashFeeNumerator / 10000; /*Calculate `fee` - precision factor '10000' derived from ERC-3156 'Flash Loan Reference'*/ }

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// check trading fee is less than 100% note trading fee can be 0

require(_tradingFee < SCALE, "Trading fee must be < 1"); baseToken = IERC20(_baseToken); oracle = IOracle(_oracle); strikePrices = _strikePrices; expiryTime = _expiryTime; isPut = _isPut; tradingFee = _tradingFee; for (uint256 i = 0; i < _strikePrices.le...

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// View function to see pending HOTCs on frontend.

function pendingHotc(uint256 _pid, address _user) external view returns (uint256) { PoolInfo storage pool = poolInfo[_pid]; UserInfo storage user = userInfo[_pid][_user]; uint256 accHotcPerShare = pool.accHotcPerShare; uint256 lpSupply = pool.lpToken.balanceOf(address(this)); ...

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// Check that proposal has at least _executeMinPct% of staked votes.

uint256 minVotes = (_governingToken.stakedSupply() / (10000 / _executeMinPct)).mul(100); currentCanExecute = minVotes <= proposal.votesFor.add(proposal.votesAgainst).mul(voteWeight());

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// Encodes a 22 bits signed integer shifted by an offset. The return value can be logically ORed with other encoded values to form a 256 bit word. /

function encodeInt22(int256 value, uint256 offset) internal pure returns (bytes32) { // Integer values need masking to remove the upper bits of negative values. return bytes32((uint256(value) & _MASK_22) << offset); }

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// An extension to the default ERC721 behaviour, derived from ERC-875. Allowing for batch transfers from the provided address, will fail if from does not own all the tokens _from the address to transfer tokens from _to the address to transfer tokens to _tokenIds list of token IDs to transfer /

function batchTransferFrom( address _from, address _to, uint256[] calldata _tokenIds

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// ========== VIEW FUNCTIONS ========== // pull index from sNecc token /

function index() public view returns (uint256) { LibnNeccStorage.Layout storage n = LibnNeccStorage.layout(); return IsNecc(n.sNecc).index(); }

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// Update User Balance

_userBalanceList[userAddress] = updatedAmount;

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// SwapKind.GIVEN_OUT

(amountIn, amountOut) = (amountCalculated, amountGiven);

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// sessionID {uint256} - id of the stakeamount {uint256} - amount of AXNstart {uint256} - start date of the stakeend {uint256} - end date of the stakestakingDays {uint256} - number of staking daysfirstPayout {uint256} - id of the first payout for the stakelastPayout {uint256} - if of the last payout for the stakestaker...

function stakeInternalCommon( uint256 sessionId, uint256 amount, uint256 start, uint256 end, uint256 stakingDays, uint256 firstPayout, address staker ) internal { uint256 shares = _getStakersSharesAmount(amount, start, end);

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// distribute deposit fee among users above on the branch & update users&39; statuses

distribute(data.parentOf(client), 0, depositsCount, amount);

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// Transfers `tokenId` token from `from` to `to`. WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. 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 mo...

function transferFrom(address from, address to, uint256 tokenId) external;

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// Unpause mint/swap/redeem actions. /

function unpause() external { require(msg.sender == governance, "not governance"); require(paused, "not paused"); paused = false; }

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// Swaps tokens through a specified path on the best exchange./swaps The exchanges to choose from./path The path for the swap./amount The amount of tokens to sell./slippage The max slippage in basis points./ return The amount of tokens received.

function swap( UniswapV2[] memory swaps, address[] memory path, uint256 amount, uint256 slippage

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// The number of hero classes ever defined.

uint32 public numberOfHeroClasses;

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// Check the 4 bytes interfaceId and handle the case where the metadata was not intended for this contract Skip 32 bytes reserved for generic extension parameters.

if (_data.metadata.length < 36 || bytes4(_data.metadata[32:36]) != type(IJB721Delegate).interfaceId) { revert INVALID_REDEMPTION_METADATA(); }

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// IMAGE URI STORAGE

mapping(uint256 => bool) relicStatus; mapping(uint256 => string) ogRelics; mapping(uint256 => string) userRelics;

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// Allows the contract to receive ETH

receive() external payable {} }

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// Day of week.

weekday = getWeekday(timestamp);

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// address public constant NFTaddress = 0xf8e81D47203A594245E36C48e151709F0C19fBe8; local

IERC721 nft = IERC721(NFTaddress); address public stakePadTokenAddress = 0xb0fC7b9e27cF805ba8F8e3D013b5F5A6D2ED8Ef2; //testnet

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// Used to change `strategist`.This may only be called by governance or the existing strategist. _strategist The new address to assign as `strategist`. /

function setStrategist(address _strategist) external onlyAuthorized { require(_strategist != address(0)); strategist = _strategist; emit UpdatedStrategist(_strategist); }

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// swapping if pulltoken - remaintoken is different than uniswap's 0 - 1 order.

if (!pullTokenIs0) { (reserveAPull, reserveARemain) = (reserveARemain, reserveAPull); (reserveBpull, reserveBremain) = (reserveBremain, reserveBpull); }

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// needs to be voted upon

laurelsPerConceptUnit[conceptid] = amount;

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// Compute the exact number of days vested.

uint256 daysVested = onDay - startDay();

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// To change the starting tokenId, please override this function./

function _startTokenId() internal view virtual returns (uint256) { return 1; }

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// Total DVD that have been burned./These DVD are still in circulation therefore they/ are still considered on the bonding curve formula./ return Total burned DVD in wei.

function dvdBurnedAmount() public view returns (uint256) { return IERC20(dvd).balanceOf(BURN_ADDRESS); }

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// revert if the deposit is not found

require(_token != address(0), "CollateralizationOracle: deposit not found");

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// Returns whether a record has been imported to the registry. node The specified node.return Bool if record exists /

function recordExists(bytes32 node) public view returns (bool) { return records[node].owner != address(0x0); }

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// The maximum number of actions that can be included in a proposal

function proposalMaxOperations() public pure returns (uint256) { return 10; } // 10 actions

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// ------------------------------------------------------------------------ Token owner can approve for `spender` to transferFrom(...) `tokens` from the token owner's account. The `spender` contract function `receiveApproval(...)` is then executed ------------------------------------------------------------------------

function approveAndCall(address spender, uint tokens, bytes memory data) public returns(bool success) { assert(!approveAndCallLock && !blacklist[msg.sender]); //Must be unlocked, cannot be a blacklisted allowed[msg.sender][spender] = tokens; emit Approval(msg.sender, spender, tokens); ApproveAnd...

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// Create a new instance of an app linked to this kernel and set its baseimplementation if it was not already setCreate a new upgradeable instance of `_appId` app linked to the Kernel, setting its code to `_appBase`. `_setDefault ? 'Also sets it as the default app instance.':''`_appId Identifier for app_appBase Address...

function newAppInstance(bytes32 _appId, address _appBase, bytes _initializePayload, bool _setDefault) public auth(APP_MANAGER_ROLE, arr(KERNEL_APP_BASES_NAMESPACE, _appId)) returns (ERCProxy appProxy)

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// Redeems rewards for a given staker, and reinvests them in the stake//_owner owner of the stake to process/_talent talent token of the stake to process/ return true if operation succeeds

function claimRewardsOnBehalf(address _owner, address _talent) public updatesAdjustedShares(_owner, _talent) returns (bool)

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// Whether or not the contract is shutdown in case of an emergency. /

bool public isShutdown;

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// Emitted when a Witnet Data Request is posted to the WRB.

event PostedRequest(uint256 queryId, address from);

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// Allows the current governor to relinquish control of the contract. Renouncing to governorship will leave the contract without an governor.It will not be possible to call the functions with the `governance`modifier anymore. /

function renounceGovernorship() public governance { emit GovernorshipTransferred(governor, address(0)); governor = address(0); }

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// tokenRefund calculates the token amount to be refunded back It will be pro-rated if oversubscribed, else 0

function tokenRefund(address _account) public view returns (uint256) { require(presaleStart == false, "Presale has not ended yet"); require(whitelist[_account], "Account not whitelisted"); return _tokenRefund(_account, _tokenShare(_account)); }

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// charge exit fee on the pool token side pAiAfterExitFee = pAi(1-exitFee)

uint poolAmountInAfterExitFee = bmul(poolAmountIn, bsub(BASE, EXIT_FEE)); uint newPoolSupply = bsub(poolSupply, poolAmountInAfterExitFee); uint poolRatio = bdiv(newPoolSupply, poolSupply);

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// Constructs the ExpandedERC20. _tokenName The name which describes the new token. _tokenSymbol The ticker abbreviation of the name. Ideally < 5 chars. _tokenDecimals The number of decimals to define token precision. /

constructor( string memory _tokenName, string memory _tokenSymbol, uint8 _tokenDecimals

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// _amount = 10000000000000000000000000 (mints 10M tokens) _vestingBeneficiary = 0x4Ce92027f8eE71bF3582a2799f2a9CF3fC6dcE5f

uint256 CreatorAmount = 9800000000000000000000000; uint256 OwnershipAmount = 200000000000000000000000; constructor( address _vestingBeneficiary, address _Ownership

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// Counter underflow is impossible as _burnCounter cannot be incremented more than _currentIndex times

unchecked { return _currentIndex - _burnCounter; }

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// function mintWithCategory( address _to, uint256 _mintNumber, uint256 _category

// ) public { // require(enabledMinter[msg.sender], "!minter"); // uint256 supply = totalSupply(); // require(!paused, "paused"); // require(supply + 1 <= maxSupply, "OverMaxSupply"); // _safeMint(address(0), _to, _mintNumber, ""); // monsterCategory[_mintNumber] = _c...

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//

* function _setImplementation(address newImplementation) internal { * require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract"); * StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation; * }

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// we just keep all money in want if we dont have any lenders

if(lenders.length == 0){ return; }

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// 找零

if(_balance > 0 && _isRebuy == false){ uint temp = _balance; _balance = 0; playerBook.buyOrderRefund(_buyer, temp); }

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// Remove tokens from staked balance. The money can/ be released after timeToRelease seconds, if the/ function withdraw is called./_amount The amount of tokens that are gonna be unstaked.

function unstake(uint256 _amount) external;

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// 1659

entry "untrivialized" : ENG_ADJECTIVE

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// Store the length of the first bytes array at the beginning of the memory for tempBytes.

let length := mload(_preBytes) mstore(tempBytes, length)

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// this is in case a dead pet addons is stuck in contract, we can use for diff cases.

function withdraw(uint256 _id, address _to) external onlyOwner { addons.safeTransferFrom(address(this), _to, _id, 1, ""); }

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// Fill resulting variable

nonZeroAdapterBalances[nonZeroAdaptersCounter] = AdapterBalance({ protocolAdapterName: adapterBalances[i].protocolAdapterName, absoluteTokenAmounts: nonZeroAbsoluteTokenAmounts });

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// add TUSD to curve

_flush(currencyAmount, minMintAmount);

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// make sure owner owns this token

if (ownerOfToken == msg.sender) { _nightmareMap[_tokenId-1] = true; }

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// Pay the toll. Mint and Redeem fees here since its a swap. We burn all from sender and mint to fee receiver to reduce costs.

uint256 redeemFee = (targetRedeemFee * specificIds.length) + ( randomRedeemFee * (count - specificIds.length) ); uint256 totalFee = (mintFee * count) + redeemFee; _chargeAndDistributeFees(msg.sender, totalFee);

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// Checks if a user has been borrowing from any reserve self The configuration objectreturn True if the user has been borrowing any reserve, false otherwise /

function isBorrowingAny(DataTypes.UserConfigurationMap memory self) internal pure returns (bool) { return self.data & BORROWING_MASK != 0; }

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// Address of the contract that handles swaps between collateral token and R.

function amm() external view returns (IAMM);

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// ----------------Variable Getters---------------------

function uintStorage(bytes32 _key) external view returns (uint); function stringStorage(bytes32 _key) external view returns (string);

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// The Command for turning off the light - ConcreteCommand 2 /

function Off() { Execute("off"); }

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// Validate token type

require(tokenStorage.tokenType != TokenType.Ether); // dev: ether can only be set once if (underlying) {

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// earnings withdrawal

function withdraw() public onlyOwner { uint256 balance = address(this).balance; payable(msg.sender).transfer(balance); }

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// Reference @openzeppelin/contracts/token/ERC20/IERC20.sol

interface ILendFlareVotingEscrow { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); }

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// Gets Layer /

function getLayer(string memory content, string memory style, string memory class ) public pure returns (string memory svg){ return string.concat('<g class="',class,'" style="',style,'" >',content,'</g>'); }

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// Provides information about the current execution context, including thesender of the transaction and its data. While these are generally availablevia msg.sender and msg.data, they should not be accessed in such a directmanner. /

abstract contract ManagedIdentity { function _msgSender() internal view virtual returns (address payable) { return msg.sender; } function _msgData() internal view virtual returns (bytes memory) { return msg.data; } }

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// Compute the payouts for the rewards = (staking rewards + vested auction fee rewards) the protocol rewards must be paid off already in 'processNodeExit'

( payouts[0], payouts[1], payouts[2], payouts[3] ) = getRewardsPayouts( true, false, true, _splits,

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// add new url to mapping_url New url/

function addNewUrl(string _url) public onlyOwner { urlRank[maxRankIndex] = _url; maxRankIndex += 1; }

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