Pipper/Solcoder_QA · Datasets at Hugging Face

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// presale start and end blocks

uint256 public presaleStart; uint256 public presaleEnd;

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// 根据合约记录的上一次种子生产一个随机数/ return 返回一个随机数

function _rand() internal returns (uint256) { _seed = uint256(keccak256(_seed, block.blockhash(block.number - 1), block.coinbase, block.difficulty)); return _seed; }

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// Token storage Token storageCyril Lapinte - <cyril.lapinte@openfiz.com>SPDX-License-Identifier: MIT /

contract TokenStorage is ITokenStorage, OperableStorage { struct LockData { uint64 startAt; uint64 endAt; } struct TokenData { string name; string symbol; uint256 decimals; uint256 totalSupply; mapping (address => uint256) balances; mapping (address => mapping (address => uint25...

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// contract administrator

address public owner;

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// token i multiplier to reach POOL_TOKEN_COMMON_DECIMALS

uint256[] public baseMultipliers;

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// cant send it to a non existing petition

require (keccak256(petitions[_petitionId].name) != keccak256("")); require (ownerPetitionSignerArrayCreated[msg.sender][_petitionId] == 0);

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// An enum of the transaction types. either deposit or withdrawal. /

enum TransactionType { DEPOSIT, WITHDRAWAL } /** * An enum of all the states of a transaction. * AWAITING_AGENT :- transaction initialized and waitning for agent pairing. * AWAITING_CONFIRMATIONS :- agent paired awaiting for approval by the agent and client. * CONFIRMED :- transactions ...

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// allowed percentage to mitigate failure for min/max vest

uint256 public allowedPercentage;

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// realize $CARROT earnings for a single Fox and optionally unstake itfoxes earn $CARROT proportional to their Alpha rank tokenId the ID of the Fox to claim earnings from unstake whether or not to unstake the Fox time currnet block timereturn reward - the amount of $CARROT earned /

function _claimHunterFromCabin(uint16 tokenId, bool unstake, uint48 time) internal returns (uint128 reward) { require(foxNFT.ownerOf(tokenId) == address(this), "must be staked to claim rewards"); uint8 marksman = _getAdvantagePoints(tokenId); EarningStake memory earningStake = hunterStakeByMarksman[marksm...

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// Deposit tokens into pos portal When `depositor` deposits tokens into pos portal, tokens get locked into predicate contract. depositor Address who wants to deposit tokens depositReceiver Address (address) who wants to receive tokens on side chain rootToken Token which gets deposited depositData Extra data for deposit...

function lockTokens( address depositor, address depositReceiver, address rootToken, bytes calldata depositData ) external;

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// When the token to delete is the last token, the swap operation is unnecessary. However, since this occurs so rarely (when the last minted token is burnt) that we still do the swap here to avoid the gas cost of adding an 'if' statement (like in _removeTokenFromOwnerEnumeration)

uint256 lastTokenId = _allTokens[lastTokenIndex]; _allTokens[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token _allTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index

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// update functions callable on Diamond proxy l storage layout facetCuts array of structured Diamond facet update data target optional recipient of initialization delegatecall data optional initialization call data /

function diamondCut( Layout storage l, IDiamondWritable.FacetCut[] memory facetCuts, address target, bytes memory data

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// View offering ETH span

function checkOfferSpan() public view returns(uint256) { return _offerSpan; }

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// INTRODUCING ADVANCE FUNCTIONALITIES/

{ //generate a public event on the blockchain function _transfer(address _from, address _to,uint256 _value) internal { //prevent transfer to 0x0 address. require(_to != 0x0); //check if sender has enough tokens require(balances[_from] >= _value); //check for overflows ...

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// Verify whether strategy can be executed

require(executionManager.isStrategyWhitelisted(makerOrder.strategy), "Strategy: Not whitelisted");

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// set a new owner.

function changeOwner(address _newFundDeposit) isOwner() external { if (_newFundDeposit == address(0x0)) throw; ethFundDeposit = _newFundDeposit; }

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// Reservation contract Forword ether to pre-ico address /

contract ReservationContract { // Keep track of who invested mapping(address => bool) public invested; // Minimum investment for reservation contract uint public MIN_INVESTMENT = 1 ether; // address of the pre-ico PreIcoContract public preIcoAddr; // start and end time of the pre-ico ui...

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// Indicator that this is a BController contract (for inspection)

bool public constant isBController = true;

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// This is where we actually mint tokens:

tokenSupply = tokenSupply.add(tokensBought); divTokenSupply = divTokenSupply.add(dividendTokensBought);

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// Returns the subtraction of two signed integers, reverting on overflow. /

function sub(int256 a, int256 b) internal pure returns (int256) { int256 c = a - b; _require((b >= 0 && c <= a) || (b < 0 && c > a), Errors.SUB_OVERFLOW); return c; }

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// Publicly callable function that takes all ETH in this contract, wraps it to WETH and sends it to thebridge pool contract. Function is called by fallback functions to automatically wrap ETH to WETH and send at theconclusion of a canonical ETH bridging action. /

function wrapAndTransfer() public payable { weth.deposit{ value: address(this).balance }(); weth.transfer(bridgePool, weth.balanceOf(address(this))); }

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// Reverts if the `tokenId` has not been minted yet. /

function _requireMinted(uint256 tokenId) internal view virtual { require(_exists(tokenId), "ERC721: invalid token ID"); }

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// This version does not have any devfees eggsBought=SafeMath.sub(eggsBought,devFee(eggsBought));

reinvest();

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// Used when rolling funds into a new round

struct NAVDetails { // Collaterals of the vault Collateral[] collaterals; // Collateral balances at the start of the round uint256[] startingBalances; // Current collateral balances uint256[] currentBalances; // Used to calculate NAV address oracleAddr; // Expiry of the round uin...

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// Override this to add all tokens/tokenized positions this contractmanages on a persistent basis (e.g. not just for swapping back towant ephemerally). NOTE: Do not include `want`, already included in `sweep` below. Example:

* function protectedTokens() internal override view returns (address[] memory) { * address[] memory protected = new address[](3); * protected[0] = tokenA; * protected[1] = tokenB; * protected[2] = tokenC; * return protected; * }

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// original: 62%, 70%, 91, 31 hoi an sky: 528fcb, 004b9e); hoi an sunset background: linear-gradient(0deg, fed2a8, 6393d6);

if(suffix == 0){ return string.concat('hsl(', Strings.toString(hue), ', 54%, 56%)'); } else {

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// emit an improved atomic approve event

emit Approved(_from, msg.sender, _allowance + _value, _allowance);

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// modifier to scope access to admins /

modifier onlyAdmin()

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// Constructor to create an ERC20 token/_initialAmount Amount of the new token/_tokenName Name of the new token/_decimalUnits Number of decimals of the new token/_tokenSymbol Token Symbol for the new token

constructor( string memory _tokenName, string memory _tokenSymbol, uint256 _initialAmount, uint8 _decimalUnits

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// get LQTY rewards from SP return uint /

function getLQTYRewards() public view returns (uint256) { return lusdStabilityPool.getDepositorLQTYGain(address(this)); }

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// l_beneficiary account that will receive the conversion result or 0x0 to send the result to the sender accountl если след UNI/SUSHI, то в качестве получателя назначаем пару, иначе address(0), тогда результат вернётся sender-у (контракту)

address beneficiary = (i < swapSequence.length - 1) && swapSequence[i + 1] == 0 ? path[index] : address(0);

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// this contract is the dealer who recive "OnFlashLoan" callack

address dealer = address(this);

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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

function _beforeTokenTransfer(address from, address to, uint256 tokenId) internal whenNotPaused override(ERC721, ERC721Enumerable)

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// Mapping from marble NFT source uri hash TO NFT ID . /

mapping (uint256 => uint256) public sourceUriHashToId; constructor() public

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// cant drain glp

require(_token != address(fsGLP), "no glp draining"); IERC20(_token).safeTransfer(msg.sender, _amount);

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// Hack to get things to work automatically on OpenSea.Use isApprovedForAll so the frontend doesn't have to worry about different method names. /

function ownerOf(uint256 _tokenId) public view returns (address _owner) { return owner(); }

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// Price Ratios, to x decimal places hencedecimals, dependent on the size of the denominator. Ratios are relative to eth, amount of ether for a single token, ie. ETH / GNO == 0.2 Ether per 1 Gnosis

uint256 orderPrice; // The price the maker is willing to accept uint256 offeredPrice; // The offer the taker has given uint256 decimals = _makerOrder.offerToken_ == address(0) ? __flooredLog10__(_makerOrder.wantTokenTotal_) : __flooredLog10__(_makerOrder.offerTokenTotal_);

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// low level token purchase function caution: tokens must be redeemed by beneficiary address

function buyTokens(address beneficiary) payable { require(beneficiary != 0x0); require(validPurchase()); // calculate token amount to be purchased uint256 weiAmount = msg.value; uint256 tokens = weiAmount.mul(rate); // update state weiRaised = weiRaised.add(weiAmount); // allocate t...

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// Gets the total amount the issuer has to pay by the end of the contract/

function getTotalPayment() public view returns (uint256) { return nTotalInputInterest; }

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// rawReceiveData - Called by the Router's fulfillRequest functionin order to fulfil a data request. Data providers call the Router's fulfillRequest functionThe request is validated to ensure it has indeed been sent via the Router. The Router will only call rawReceiveData once it has validated the origin of the data fu...

function rawReceiveData( uint256 _price, bytes32 _requestId) external

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// Event emitted when the TokenRecoverer changes/previousEthereum address of previous token recoverer/current Ethereum address of new token recoverer

event TokenRecovererChange(address indexed previous, address indexed current);

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// Retrieves the exchange rates (sUSD per unit) for a list of currency keys /

function getRates(bytes32[] memory currencyKeys) public view returns (uint[] memory)

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// If true, payout addresses and basis points are permanently frozen and can never be updated

bool public payoutAddressesFrozen;

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// Address of stable token.

ERC20 public stableToken;

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// check that token's owner should be equal to the caller of the function

require(tokenOwner == msg.sender);

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// The current inbox message was read

afterInboxCount++;

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// Allows the current owner to add a new owner to the owners group. owner The address to add to the owners group. /

function addOwner(address owner) public onlyOwner { require(owner != address(0), "Invalid address"); owners[owner] = true; }

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// Calculates returned BPT Tokens from Pool given In Token amount _inAmount Amount of In Tokens /

function calcBpPoolIn(uint256 _inAmount) external view returns (uint256)

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// This contract is abstract, and thus cannot be instantiated directly

require(owner != address(0), "Owner must be set");

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// Function to verify linkdrop signer's signature_weiAmount Amount of wei to be claimed_tokenAddress Token address_tokenAmount Amount of tokens to be claimed (in atomic value)_expiration Unix timestamp of link expiration time_version Linkdrop contract version_chainId Network id_linkId Address corresponding to link key_...

function verifyLinkdropSignerSignature ( uint _weiAmount, address _tokenAddress, uint _tokenAmount, uint _expiration, uint _version, uint _chainId, address _linkId, bytes memory _signature

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// Lookup data at an index

function lookup(EvalX memory eval_x, uint256 index) internal trace_mod('eval_x_lookup') returns (uint256) { return fpow(eval_x.eval_domain_generator, index); } // Returns a memory object which allows lookups function init_eval(uint8 log_eval_domain_size) internal returns (EvalX memory) { ...

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// Public function that clears out an address's white list ID/addressToRemove The address removed from a white list

function removeFromWhitelist(address addressToRemove) external onlyWhitelister

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// Adds a new project and mints a batch of tokens for it. to Address to mint the tokens to. num Number of tokens to mint. royaltyReceiver Address to receive royalties. royaltyBasisPoints Royalty fraction in basis points (0.01%).

* @param baseTokenURI Base token URI used as a prefix by {tokenURI}. */ function mintNewProject( address to, uint16 num, address royaltyReceiver, uint16 royaltyBasisPoints, string calldata baseTokenURI ) external onlyRole(OPERATOR_ROLE) onlyValidRoyaltySettings(...

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// Returns the amount contributed so far by a specific beneficiary. beneficiary Address of contributorreturn Beneficiary contribution so far /

function getContribution(address beneficiary) public view returns (uint256)

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// Prepay the next subsequent transfer

if(leftover >= (lastSoldFor[_tokenId] * 15 /100)){ leftover = leftover - (lastSoldFor[_tokenId] * 15 /100); transferFeePrepaid[_tokenId] = true; }

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// This error is thrown whenever a report has a duplicate/ signature

error NonUniqueSignatures();

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// Transfers part of an account's balance in the old token to thiscontract, and mints the same amount of new tokens for that account. token The legacy token to migrate from, should be registered under this token account whose tokens will be migrated amount amount of tokens to be migrated /

function migrate(address token, address account, uint256 amount) public { require(_legacyTokens[token]); StandardBurnableToken legacyToken = StandardBurnableToken(token); legacyToken.burnFrom(account, amount); _mint(account, amount); }

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// ========== EVENTS ==========

event CrossDomainMessageGasLimitChanged(CrossDomainMessageGasLimits gasLimitType, uint newLimit); event TradingRewardsEnabled(bool enabled); event WaitingPeriodSecsUpdated(uint waitingPeriodSecs); event PriceDeviationThresholdUpdated(uint threshold); event IssuanceRatioUpdated(uint newRatio); ev...

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// define function modifier restricting to landlord only

modifier onlyLandlord() { if (msg.sender != lease.landlord) revert(); _; }

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// Counters Matt Condon (@shrugs) Provides counters that can only be incremented or decremented by one. This can be used e.g. to track the numberof elements in a mapping, issuing ERC721 ids, or counting request ids. Include with `using Counters for Counters.Counter;` /

library Counters { struct Counter { // This variable should never be directly accessed by users of the library: interactions must be restricted to // the library's function. As of Solidity v0.5.2, this cannot be enforced, though there is a proposal to add // this feature: see https://github....

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// X1 - X5: OK

(uint256 amount0, uint256 amount1) = pair.burn(address(this)); if (token0 != pair.token0()) { (amount0, amount1) = (amount1, amount0); }

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// Close sale if open, open sale if closed

function flipSaleState() external onlyOwner { saleOpen = !saleOpen; }

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// max per tx

uint256 public constant MAX_TOKENS_PER_TX = 10; uint256 public MINT_GENESIS_PRICE = .06942 ether; uint256 public MINT_PRICE = 70000;

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// Verify that the caller is mapped to a given identifier. _identifier The identifier. /

modifier only(bytes32 _identifier) { require(msg.sender == getContractAddress(_identifier), "caller is illegal"); _; }

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// An operation with an ERC20 token failed. /

error SafeERC20FailedOperation(address token);

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// this event is emitted when the IdentityRegistry has been set for the token the event is emitted by the token constructor and by the setIdentityRegistry function `_identityRegistry` is the address of the Identity Registry of the token /

event IdentityRegistryAdded(address indexed _identityRegistry);

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// Mint the token with the id from claimedMemes array

_mint(msg.sender, id);

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// Return information about the swap at swapIndex. swapIndex Index of swap to be retrieve info for.return Total swap cap.return Per-user cap.return Bonus multiplier.return Number of tokens alreaduy claimed. /

function swapInfo(uint256 swapIndex) internal view returns (uint256, uint256, uint256, uint256) { Swap storage activeSwap = swaps[swapIndex]; require(activeSwap.totalCap > 0, "No swap exists at this index."); return( activeSwap.totalCap, activeSwap.userCap, activeSwap.bon...

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// This is the address where the Mastercontract initializedERC20 is deployed to address payable public masterContract = 0xEb4c4f701cb50c8dDF7B0CEd051CeB25Aed9f3CA;master contract for bsc testnet placido factory

address payable public masterContract = 0x8bcE416dDc68c7DF920a5EdeFe8445F63330DC86; // PROD ETH MasterContract for kovan.eth testnet jacinto factory

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// lock +10% to referrer

LockRefTokens(refBonus, ref);

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// return the best offer for a token pairthe best offer is the lowest one if it's an ask,and highest one if it's a bid offer

function getBestOffer(ERC20 sell_gem, ERC20 buy_gem) public view returns (uint256)

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// Reflection

uint256 public reflectionBalance; uint256 public totalDividend;

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// Starts the sale

function start() external onlyOwner { require(!started, "Sale has already started"); started = true; emit SaleStarted(block.number); }

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// Callback function used by VRF Coordinator to return the random numberto this contract. Some action on the contract state should be taken here, like storing the result. WARNING: take care to avoid having multiple VRF requests in flight if their order of arrival would resultin contract states with different outcomes. ...

function fulfillRandomness(bytes32 _requestId, uint256 _randomness) internal override { result = _randomness % BIG_PRIME; if (result == 0) result += 1; emit DiceLanded(_requestId, _randomness); }

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// Exchange remaining CVX for bveCVX

uint256 cvxToDistribute = cvxToken.balanceOf(address(this)); uint256 minbveCVXOut = cvxToDistribute .mul(MAX_FEE.sub(stableSwapSlippageTolerance)) .div(MAX_FEE);

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// address of the AvoForwarder (proxy) that is allowed to forward tx with valid/ signatures to this contract/ immutable but could be updated in the logic contract when a new version of AvoWallet is deployed

address public immutable avoForwarder;

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// Returns the current incognito proxy.

* NOTE: Only the admin can call this function. See {ProxyAdmin-getProxyImplementation}. * * TIP: To get this value clients can read directly from the storage slot shown below (specified by EIP1967) using the * https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call. * `0x6c...

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// Transfer stablecoins back to the sender

IERC20(underlyingCoin).safeTransfer(_msgSender(), underlyingCoinAmount);

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// Make sure we are not over debt ceiling (line) or under debt floor (dust)

if ( vatDebt >= line || (desiredAmount.add(debtBalance) <= dust.div(RAY)) ) { return 0; }

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// L'Owner peut réinitialiser le contract

function Reset() public onlyOwner(){ delete winningProposalId; delete Propositions; Etat = WorkflowStatus.RegisteringVoters; uint i; uint len= ListAddress.length; for(i=0; i<len; i++){ delete Whitelist[ListAddress[i]]; } delete ListAddress;...

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// Mint multiple boards_to The owners to receive the assets _level The level of each board /

function mintMultiple( address[] memory _to, uint8[] memory _level ) public onlyMinters(msg.sender)

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// Parse an address from the view at `_index`. Requires that the view have >= 20 bytes following that index. memView The view _indexThe indexreturnaddress - The address /

function indexAddress(bytes29 memView, uint256 _index) internal pure returns (address) { return address(uint160(indexUint(memView, _index, 20))); }

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// This contract extends the NitroAdjudicator contract to enable it to be more easily unit-tested. It exposes public or external functions that set storage variables or wrap otherwise internal functions. It should not be deployed in a production environment. /

contract TESTNitroAdjudicator is NitroAdjudicator, TESTForceMove { /** * @dev Manually set the holdings mapping to a given amount for a given channelId. Shortcuts the deposit workflow (ONLY USE IN A TESTING ENVIRONMENT) * @param channelId Unique identifier for a state channel. * @param amount The nu...

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// calculate token amount to be sent

uint256 tokens = ((weiAmount) * price); weiRaised = weiRaised.add(weiAmount);

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// Otherwise, we can fill the order entirely, so make the tokens and put them in the specified account.

totalSupply = newTotalSupply; balances[recipient] = balances[recipient].add(tokens);

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// Stores a valid AMB bridge contract address. _bridgeContract the address of the bridge contract. /

function _setBridgeContract(address _bridgeContract) internal { require(Address.isContract(_bridgeContract)); addressStorage[BRIDGE_CONTRACT] = _bridgeContract; }

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// Allows seller to cancel a request _id request id /

function cancelRequest(bytes32 _id) public { require(requests[_id].seller == msg.sender, "This request id does not belong to the message sender"); require(requests[_id].status == RequestStatus.AWAIT || requests[_id].status == RequestStatus.ACCEPTED, "Invalid request status"); address arbit...

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// add balance

_itokenBalances[to] = _itokenBalances[to].add(itokenValue);

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// Checks if two receivers fulfil the sortedness requirement of the receivers list./prev The previous receiver/next The next receiver

function _isOrdered(StreamReceiver memory prev, StreamReceiver memory next) private pure returns (bool)

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// ensure than as a result of running a function,balance of `token` increases by at least `expectedGain` /

modifier exchangeProtector(uint256 expectedGain, IERC20 _token) { uint256 balanceBefore = _token.balanceOf(address(this)); _; uint256 balanceDiff = _token.balanceOf(address(this)).sub(balanceBefore); require(balanceDiff >= conservativePriceEstimation(expectedGain), "TrueFiPool: Not o...

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// error InsufficientFunds(uint _currentAccountSerialNumber,uint _balanceRequested,uint _balanceAvailable,string _transactionType);

event AccountCreated( uint256 _serialNumber, bytes32 _name, bytes32 _location, uint256 _createdAt, uint256 _balance ); event TransactionCompleted(

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// Contract RESTO token ERC20 compatible token contract /

contract RESTOToken is ERC20Pausable { string public constant name = "RESTO"; string public constant symbol = "RESTO"; uint32 public constant decimals = 18; uint256 public INITIAL_SUPPLY = 1100000000 * 1 ether; // 1 100 000 000 address public CrowdsaleAddress; uint64 crowdSaleEndTime = 154474560...

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// set our newItemID do the current counter uint

uint256 newItemId = _tokenIds.current();

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// start block height of the chain element

uint256 start_height;

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// Casts a vote with a reason/proposalId The proposal id/support The support value (0 = Against, 1 = For, 2 = Abstain)/reason The vote reason

function castVoteWithReason( bytes32 proposalId, uint256 support, string memory reason ) external returns (uint256);

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// solhint-disable-next-line max-line-length

address internal constant L2_CROSS_DOMAIN_MESSENGER = 0x4200000000000000000000000000000000000007; address internal constant LIB_ADDRESS_MANAGER = 0x4200000000000000000000000000000000000008; address internal constant PROXY_EOA = 0x4200000000000000000000000000000000000009; address internal constant L2...

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// IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x10ED43C718714eb63d5aA57B78B54704E256024E); IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x9Ac64Cc6e4415144C455BD8E4837Fea55603e5c3);

IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D); uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()) .createPair(address(this), _uniswapV2Router.WETH()); uniswapV2Router = _uniswapV2Router; _isExcludedFromFee[own...

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// PRIVILEGED GOVERNANCE FUNCTION. Allows governance to edit the curve meta registry_curveMetaRegistryAddress of the new curve meta registry /

function editCurveMetaRegistry(address _curveMetaRegistry) external override { _onlyGovernanceOrEmergency(); require(_curveMetaRegistry != address(0), 'Address must not be 0'); curveMetaRegistry = _curveMetaRegistry; }

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// private function to claim rewards for multiple pids/_pids array pids, pools to claim

function _multiClaim( uint256[] memory _pids

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// Safe GrowDeFi transfer function, just in case if rounding error causes pool to not have enough growdefis.

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