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/** * @dev Get list of publicKeys of a Name * @param _id The ID of the Name * @param _from The starting index * @param _to The ending index * @return list of publicKeys */
function getKeys(address _id, uint256 _from, uint256 _to) public isName(_id) view returns (address[] memory) { require (isExist(_id)); require (_from >= 0 && _to >= _from); PublicKey memory _publicKey = publicKeys[_id]; require (_publicKey.keys.length > 0); if (_to > _publicKey.keys.length.sub(1)) {...
0.5.4
/** * @dev Remove publicKey from the list * @param _id The ID of the Name * @param _key The publicKey to be removed */
function removeKey(address _id, address _key) public isName(_id) onlyAdvocate(_id) senderNameNotCompromised { require (this.isKeyExist(_id, _key)); PublicKey storage _publicKey = publicKeys[_id]; // Can't remove default key require (_key != _publicKey.defaultKey); // Can't remove writer key requir...
0.5.4
/** * @dev Set a publicKey as the default for a Name * @param _id The ID of the Name * @param _defaultKey The defaultKey to be set * @param _signatureV The V part of the signature for this update * @param _signatureR The R part of the signature for this update * @param _signatureS The S part of ...
function setDefaultKey(address _id, address _defaultKey, uint8 _signatureV, bytes32 _signatureR, bytes32 _signatureS) public isName(_id) onlyAdvocate(_id) senderNameNotCompromised { require (this.isKeyExist(_id, _defaultKey)); bytes32 _hash = keccak256(abi.encodePacked(address(this), _id, _defaultKey)); requ...
0.5.4
/** * @dev Set a publicKey as the writer for a Name * @param _id The ID of the Name * @param _writerKey The writerKey to be set * @param _signatureV The V part of the signature for this update * @param _signatureR The R part of the signature for this update * @param _signatureS The S part of the...
function setWriterKey(address _id, address _writerKey, uint8 _signatureV, bytes32 _signatureR, bytes32 _signatureS) public isName(_id) onlyAdvocate(_id) senderNameNotCompromised { bytes32 _hash = keccak256(abi.encodePacked(address(this), _id, _writerKey)); require (ecrecover(_hash, _signatureV, _signatureR, _sign...
0.5.4
/** * @dev Actual adding the publicKey to list for a Name * @param _id The ID of the Name * @param _key The publicKey to be added * @return true on success */
function _addKey(address _id, address _key) internal returns (bool) { require (!this.isKeyExist(_id, _key)); keyToNameId[_key] = _id; PublicKey storage _publicKey = publicKeys[_id]; _publicKey.keys.push(_key); uint256 _nonce = _nameFactory.incrementNonce(_id); require (_nonce > 0); emit Add...
0.5.4
/** * @dev Actual setting the writerKey for a Name * @param _id The ID of the Name * @param _writerKey The writerKey to be set * @return true on success */
function _setWriterKey(address _id, address _writerKey) internal returns (bool) { require (this.isKeyExist(_id, _writerKey)); PublicKey storage _publicKey = publicKeys[_id]; _publicKey.writerKey = _writerKey; uint256 _nonce = _nameFactory.incrementNonce(_id); require (_nonce > 0); emit SetWriterKe...
0.5.4
/** * @notice initializes bond parameters * @param _controlVariable uint * @param _vestingTerm uint * @param _minimumPrice uint * @param _maxPayout uint * @param _fee uint * @param _maxDebt uint * @param _initialDebt uint */
function initializeBondTerms( uint _controlVariable, uint _vestingTerm, uint _minimumPrice, uint _maxPayout, uint _fee, uint _maxDebt, uint _initialDebt ) external onlyPolicy() { require( terms.controlVariable == 0, "Bonds must be initialize...
0.7.5
/** * @notice set parameters for new bonds * @param _parameter PARAMETER * @param _input uint */
function setBondTerms ( PARAMETER _parameter, uint _input ) external onlyPolicy() { if ( _parameter == PARAMETER.VESTING ) { // 0 require( _input >= 10000, "Vesting must be longer than 36 hours" ); terms.vestingTerm = _input; } else if ( _parameter == PARAMETER.PAYOUT ) { // ...
0.7.5
/** * @notice set control variable adjustment * @param _addition bool * @param _increment uint * @param _target uint * @param _buffer uint */
function setAdjustment ( bool _addition, uint _increment, uint _target, uint _buffer ) external onlyPolicy() { require( _increment <= terms.controlVariable.mul( 25 ).div( 1000 ), "Increment too large" ); adjustment = Adjust({ add: _addition, ...
0.7.5
/** * @notice set contract for auto stake * @param _staking address * @param _helper bool */
function setStaking( address _staking, bool _helper ) external onlyPolicy() { require( _staking != address(0) ); if ( _helper ) { useHelper = true; stakingHelper = _staking; } else { useHelper = false; staking = _staking; } }
0.7.5
/** * @notice redeem bond for user * @param _recipient address * @param _stake bool * @return uint */
function redeem( address _recipient, bool _stake ) external returns ( uint ) { Bond memory info = bondInfo[ _recipient ]; uint percentVested = percentVestedFor( _recipient ); // (blocks since last interaction / vesting term remaining) if ( percentVested >= 10000 ) { // if fully vest...
0.7.5
/** * @notice allow user to stake payout automatically * @param _stake bool * @param _amount uint * @return uint */
function stakeOrSend( address _recipient, bool _stake, uint _amount ) internal returns ( uint ) { if ( !_stake ) { // if user does not want to stake IERC20( OHM ).transfer( _recipient, _amount ); // send payout } else { // if user wants to stake if ( useHelper ) { // use if s...
0.7.5
/** * @notice makes incremental adjustment to control variable */
function adjust() internal { uint blockCanAdjust = adjustment.lastBlock.add( adjustment.buffer ); if( adjustment.rate != 0 && block.number >= blockCanAdjust ) { uint initial = terms.controlVariable; if ( adjustment.add ) { terms.controlVariable = terms.contro...
0.7.5
/** * @notice calculate current bond premium * @return price_ uint */
function bondPrice() public view returns ( uint price_ ) { price_ = terms.controlVariable.mul( debtRatio() ).add( 1000000000 ).div( 1e7 ); if ( price_ < terms.minimumPrice ) { price_ = terms.minimumPrice; } }
0.7.5
/** * @notice calculate current bond price and remove floor if above * @return price_ uint */
function _bondPrice() internal returns ( uint price_ ) { price_ = terms.controlVariable.mul( debtRatio() ).add( 1000000000 ).div( 1e7 ); if ( price_ < terms.minimumPrice ) { price_ = terms.minimumPrice; } else if ( terms.minimumPrice != 0 ) { terms.minimumPri...
0.7.5
/** * @notice converts bond price to DAI value * @return price_ uint */
function bondPriceInUSD() public view returns ( uint price_ ) { if( isLiquidityBond ) { price_ = bondPrice().mul( IBondCalculator( bondCalculator ).markdown( principle ) ).div( 100 ); } else { price_ = bondPrice().mul( 10 ** IERC20( principle ).decimals() ).div( 100 ); ...
0.7.5
/** * @notice debt ratio in same terms for reserve or liquidity bonds * @return uint */
function standardizedDebtRatio() external view returns ( uint ) { if ( isLiquidityBond ) { return debtRatio().mul( IBondCalculator( bondCalculator ).markdown( principle ) ).div( 1e9 ); } else { return debtRatio(); } }
0.7.5
/** * @notice amount to decay total debt by * @return decay_ uint */
function debtDecay() public view returns ( uint decay_ ) { uint blocksSinceLast = block.number.sub( lastDecay ); decay_ = totalDebt.mul( blocksSinceLast ).div( terms.vestingTerm ); if ( decay_ > totalDebt ) { decay_ = totalDebt; } }
0.7.5
/** * @notice calculate how far into vesting a depositor is * @param _depositor address * @return percentVested_ uint */
function percentVestedFor( address _depositor ) public view returns ( uint percentVested_ ) { Bond memory bond = bondInfo[ _depositor ]; uint blocksSinceLast = block.number.sub( bond.lastBlock ); uint vesting = bond.vesting; if ( vesting > 0 ) { percentVested_ = blocks...
0.7.5
/** * @notice calculate amount of OHM available for claim by depositor * @param _depositor address * @return pendingPayout_ uint */
function pendingPayoutFor( address _depositor ) external view returns ( uint pendingPayout_ ) { uint percentVested = percentVestedFor( _depositor ); uint payout = bondInfo[ _depositor ].payout; if ( percentVested >= 10000 ) { pendingPayout_ = payout; } else { ...
0.7.5
/** * @notice allow anyone to send lost tokens (excluding principle or OHM) to the DAO * @return bool */
function recoverLostToken( address _token ) external returns ( bool ) { require( _token != OHM ); require( _token != principle ); IERC20( _token ).safeTransfer( DAO, IERC20( _token ).balanceOf( address(this) ) ); return true; }
0.7.5
/** * Anyone can call the function to deploy a new payment handler. * The new contract will be created, added to the list, and an event fired. */
function deployNewHandler() public { // Deploy the new contract PaymentHandler createdHandler = new PaymentHandler(this); // Add it to the list and the mapping handlerList.push(address(createdHandler)); handlerMap[address(createdHandler)] = true; // Emit event to let watchers know that a new handl...
0.5.16
/** * This function is called by handlers when they receive ETH payments. */
function firePaymentReceivedEvent(address to, address from, uint256 amount) public { // Verify the call is coming from a handler require(handlerMap[msg.sender], "Only payment handlers are allowed to trigger payment events."); // Emit the event emit EthPaymentReceived(to, from, amount); }
0.5.16
/** * Allows a caller to sweep multiple handlers in one transaction */
function multiHandlerSweep(address[] memory handlers, IERC20 tokenContract) public { for (uint i = 0; i < handlers.length; i++) { // Whitelist calls to only handlers require(handlerMap[handlers[i]], "Only payment handlers are valid sweep targets."); // Trigger sweep PaymentHandler(address(uint160...
0.5.16
/* Transfers based on an offline signed transfer instruction. */
function delegatedTransfer(address from, address to, uint amount, string narrative, uint maxExecutorFeeInToken, /* client provided max fee for executing the tx */ bytes32 nonce, /* random nonce generated by client */ ...
0.4.24
/* transferAndNotify based on an instruction signed offline */
function delegatedTransferAndNotify(address from, TokenReceiver target, uint amount, uint data, uint maxExecutorFeeInToken, /* client provided max fee for executing the tx */ bytes32 nonce, /* random nonce generated by client */ ...
0.4.24
/** * @dev Selling tokens back to the bonding curve for collateral. * @param _numTokens: The number of tokens that you want to burn. */
function burn(uint256 _numTokens) external onlyActive() returns(bool) { require( balances[msg.sender] >= _numTokens, "Not enough tokens available" ); uint256 reward = rewardForBurn(_numTokens); totalSupply_ = totalSupply_.sub(_numTokens); balanc...
0.5.10
/** * @notice This function returns the amount of tokens one can receive for a * specified amount of collateral token. * @param _collateralTokenOffered : Amount of reserve token offered for * purchase. * @return uint256 : The amount of tokens once can purchase with the * specified c...
function collateralToTokenBuying( uint256 _collateralTokenOffered ) external view returns(uint256) { // Works out the amount of collateral for fee uint256 fee = _collateralTokenOffered.mul(feeRate_).div(100); // Removes the fee amount from the col...
0.5.10
/** * @dev Allows token holders to withdraw collateral in return for tokens * after the market has been finalised. * @param _amount: The amount of tokens they want to withdraw */
function withdraw(uint256 _amount) public returns(bool) { // Ensures withdraw can only be called in an inactive market require(!active_, "Market not finalised"); // Ensures the sender has enough tokens require(_amount <= balances[msg.sender], "Insufficient funds"); // Ensure...
0.5.10
/** * @dev Returns the required collateral amount for a volume of bonding * curve tokens. * @notice The curve intergral code will reject any values that are too * small or large, that could result in over/under flows. * @param _numTokens: The number of tokens to calculate the price of * @...
function priceToMint(uint256 _numTokens) public view returns(uint256) { // Gets the balance of the market uint256 balance = collateralToken_.balanceOf(address(this)); // Performs the curve intergral with the relavant vaules uint256 collateral = _curveIntegral( totalS...
0.5.10
/** * @dev Returns the required collateral amount for a volume of bonding * curve tokens * @param _numTokens: The number of tokens to work out the collateral * vaule of * @return uint256: The required collateral amount for a volume of bonding * curve tokens */
function rewardForBurn(uint256 _numTokens) public view returns(uint256) { // Gets the curent balance of the market uint256 poolBalanceFetched = collateralToken_.balanceOf(address(this)); // Returns the pool balance minus the curve intergral of the removed // tokens return po...
0.5.10
/** * @notice Transfer ownership token from msg.sender to a specified address. * @param _to : The address to transfer to. * @param _value : The amount to be transferred. */
function transfer(address _to, uint256 _value) public returns (bool) { require(_value <= balances[msg.sender], "Insufficient funds"); require(_to != address(0), "Target account invalid"); balances[msg.sender] = balances[msg.sender].sub(_value); balances[_to] = balances[_to].add(_va...
0.5.10
/** * @dev Initialized the contract, sets up owners and gets the market * address. This function exists because the Vault does not have * an address until the constructor has finished running. The * cumulative funding threshold is set here because of gas issues * within the ...
function initialize( address _market ) external onlyWhitelistAdmin() returns(bool) { require(_market != address(0), "Contracts initialized"); // Stores the market in storage market_ = IMarket(_market); // Removes the market factory cont...
0.5.10
/** * @dev This function sends the vaults funds to the market, and sets the * outstanding withdraw to 0. * @notice If this function is called before the end of all phases, all * unclaimed (outstanding) funding will be sent to the market to be * redistributed. */
function terminateMarket() public isActive() onlyWhitelistAdmin() { uint256 remainingBalance = collateralToken_.balanceOf(address(this)); // This ensures that if the creator has any outstanding funds, that // those funds do not get sent to the market. ...
0.5.10
/** * @notice This function allows for the creation of a new market, * consisting of a curve and vault. If the creator address is the * same as the deploying address the market the initialization of * the market will fail. * @dev Vyper cannot handle arrays of unknown length, and thu...
function deployMarket( uint256[] calldata _fundingGoals, uint256[] calldata _phaseDurations, address _creator, uint256 _curveType, uint256 _feeRate ) external onlyAnAdmin() { // Breaks down the return of the curve data (address c...
0.5.10
/** * @dev Execute single-hop swaps for swapExactIn trade type. Used for swaps * returned from viewSplit function and legacy off-chain SOR. * * @param swaps Array of single-hop swaps. * @param tokenIn Input token. * @param tokenOut Output token. * @param totalAmountIn Total amount of tokenIn. * @param minTotalA...
function batchSwapExactIn( Swap[] memory swaps, IXToken tokenIn, IXToken tokenOut, uint256 totalAmountIn, uint256 minTotalAmountOut, bool useUtilityToken ) public returns (uint256 totalAmountOut) { transferFrom(tokenIn, totalAmountIn); for (uint256 i ...
0.7.4
/** * @dev Execute multi-hop swaps returned from off-chain SOR for swapExactIn trade type. * * @param swapSequences multi-hop swaps sequence. * @param tokenIn Input token. * @param tokenOut Output token. * @param totalAmountIn Total amount of tokenIn. * @param minTotalAmountOut Minumum amount of tokenOut. * @pa...
function multihopBatchSwapExactIn( Swap[][] memory swapSequences, IXToken tokenIn, IXToken tokenOut, uint256 totalAmountIn, uint256 minTotalAmountOut, bool useUtilityToken ) external returns (uint256 totalAmountOut) { transferFrom(tokenIn, totalAmountIn); ...
0.7.4
/** * @dev Used for swaps returned from viewSplit function. * * @param tokenIn Input token. * @param tokenOut Output token. * @param totalAmountIn Total amount of tokenIn. * @param minTotalAmountOut Minumum amount of tokenOut. * @param nPools Maximum mumber of pools. * @param useUtilityToken Flag to determine i...
function smartSwapExactIn( IXToken tokenIn, IXToken tokenOut, uint256 totalAmountIn, uint256 minTotalAmountOut, uint256 nPools, bool useUtilityToken ) external returns (uint256 totalAmountOut) { Swap[] memory swaps; uint256 totalOutput; (swaps,...
0.7.4
/** * @dev Join the `pool`, getting `poolAmountOut` pool tokens. This will pull some of each of the currently * trading tokens in the pool, meaning you must have called approve for each token for this pool. These * values are limited by the array of `maxAmountsIn` in the order of the pool tokens. * * @param pool P...
function joinPool( address pool, uint256 poolAmountOut, uint256[] calldata maxAmountsIn ) external { address[] memory tokens = IBPool(pool).getCurrentTokens(); // pull xTokens for (uint256 i = 0; i < tokens.length; i++) { transferFrom(IXToken(tokens[i]), ...
0.7.4
/** * @dev Exit the pool, paying poolAmountIn pool tokens and getting some of each of the currently trading * tokens in return. These values are limited by the array of minAmountsOut in the order of the pool tokens. * * @param pool Pool address. * @param poolAmountIn Exact pool amount int. * @param minAmountsOut ...
function exitPool( address pool, uint256 poolAmountIn, uint256[] calldata minAmountsOut ) external { address wrappedLPT = xTokenWrapper.tokenToXToken(pool); // pull wrapped liquitity tokens transferFrom(IXToken(wrappedLPT), poolAmountIn); // unwrap wrapped l...
0.7.4
/** * @dev Pay `tokenAmountIn` of token `tokenIn` to join the pool, getting `poolAmountOut` of the pool shares. * * @param pool Pool address. * @param tokenIn Input token. * @param tokenAmountIn Exact amount of tokenIn to pay. * @param minPoolAmountOut Minumum amount of pool shares to get. */
function joinswapExternAmountIn( address pool, address tokenIn, uint256 tokenAmountIn, uint256 minPoolAmountOut ) external returns (uint256 poolAmountOut) { // pull xToken transferFrom(IXToken(tokenIn), tokenAmountIn); IXToken(tokenIn).approve(pool, tokenAmoun...
0.7.4
/** * @dev Specify `poolAmountOut` pool shares that you want to get, and a token `tokenIn` to pay with. * This costs `tokenAmountIn` tokens (these went into the pool). * * @param pool Pool address. * @param tokenIn Input token. * @param poolAmountOut Exact amount of pool shares to get. * @param maxAmountIn Minum...
function joinswapPoolAmountOut( address pool, address tokenIn, uint256 poolAmountOut, uint256 maxAmountIn ) external returns (uint256 tokenAmountIn) { // pull xToken transferFrom(IXToken(tokenIn), maxAmountIn); IXToken(tokenIn).approve(pool, maxAmountIn); ...
0.7.4
/** * @dev Pay `poolAmountIn` pool shares into the pool, getting `tokenAmountOut` of the given * token `tokenOut` out of the pool. * * @param pool Pool address. * @param tokenOut Input token. * @param poolAmountIn Exact amount of pool shares to pay. * @param minAmountOut Minumum amount of tokenIn to get. */
function exitswapPoolAmountIn( address pool, address tokenOut, uint256 poolAmountIn, uint256 minAmountOut ) external returns (uint256 tokenAmountOut) { address wrappedLPT = xTokenWrapper.tokenToXToken(pool); // pull wrapped liquitity tokens transferFrom(IXTok...
0.7.4
/** * @dev Specify tokenAmountOut of token tokenOut that you want to get out of the pool. * This costs poolAmountIn pool shares (these went into the pool). * * @param pool Pool address. * @param tokenOut Input token. * @param tokenAmountOut Exact amount of of tokenIn to get. * @param maxPoolAmountIn Maximum amou...
function exitswapExternAmountOut( address pool, address tokenOut, uint256 tokenAmountOut, uint256 maxPoolAmountIn ) external returns (uint256 poolAmountIn) { address wrappedLPT = xTokenWrapper.tokenToXToken(pool); // pull wrapped liquitity tokens transferFrom...
0.7.4
/** * @dev View function that calculates most optimal swaps (exactIn swap type) across a max of nPools. * Returns an array of `Swaps` and the total amount out for swap. * * @param tokenIn Input token. * @param tokenOut Output token. * @param swapAmount Amount of tokenIn. * @param nPools Maximum mumber of pools. ...
function viewSplitExactIn( address tokenIn, address tokenOut, uint256 swapAmount, uint256 nPools ) public view returns (Swap[] memory swaps, uint256 totalOutput) { address[] memory poolAddresses = registry.getBestPoolsWithLimit(tokenIn, tokenOut, nPools); Pool[] memo...
0.7.4
/** * @dev Trtansfers protocol swap fee from the sender to this `feeReceiver`. * */
function transferFeeFrom( IXToken token, uint256 amount, bool useUtitlityToken ) internal { if (useUtitlityToken && utilityToken != address(0) && address(utilityTokenFeed) != address(0)) { uint256 discountedFee = utilityTokenFeed.calculateAmount(address(token), amount.div...
0.7.4
// Saftey Checks for Divison Tasks
function div(uint256 a, uint256 b) internal constant returns (uint256) { assert(b > 0); uint256 c = a / b; assert(a == b * c + a % b); return c; }
0.4.19
/** * @dev Transfer tokens. Make sure that both participants have no open dividends left. * @param to The address to transfer to. * @param value The amount to be transferred. */
function _transfer(address payable from, address payable to, uint256 value) internal { require(value > 0, "Transferred value has to be grater than 0."); require(to != address(0), "0x00 address not allowed."); require(value <= balanceOf[from], "Not enough funds on sender address."); ...
0.5.7
// --- Init ---
function initialize() public { require(!initialized, "initialize: Already initialized!"); _governance = msg.sender; _pID = 0; _totalReferReward = 0; _totalRegisterCount = 0; _refer1RewardRate = 700; //7% _refer2RewardRate = 300; //3% _baseRate = ...
0.5.5
/** * resolve the refer's reward from a player */
function settleReward(address from, uint256 amount) isRegisteredPool() validAddress(from) external returns (uint256) { // set up our tx event data and determine if player is new or not _determinePID(from); uint256 pID = _pIDxAddr[from]; ...
0.5.5
/** * claim all of the refer reward. */
function claim() public { address addr = msg.sender; uint256 pid = _pIDxAddr[addr]; uint256 reward = _plyr[pid].rreward; require(reward > 0,"only have reward"); //reset _plyr[pid].allReward = _plyr[pid].allReward.add(reward); _plyr...
0.5.5
/** * @dev add a default player */
function addDefaultPlayer(address addr, bytes32 name) private { _pID++; _plyr[_pID].addr = addr; _plyr[_pID].name = name; _plyr[_pID].nameCount = 1; _pIDxAddr[addr] = _pID; _pIDxName[name] = _pID; _plyrNames[_pID][name] = true; ...
0.5.5
/** * @dev bind a refer,if affcode invalid, use default refer */
function bindRefer( address from, string calldata affCode ) isRegisteredPool() external returns (bool) { bytes memory tempCode = bytes(affCode); bytes32 affName = 0x0; if (tempCode.length >= 0) { assembly { affName := mload(add(...
0.5.5
// get total count tokens (to calculate profit for one token)
function get_CountProfitsToken() constant returns(uint256){ uint256 countProfitsTokens = 0; mapping(address => bool) uniqueHolders; uint256 countHolders = smartToken.getCountHolders(); for(uint256 i=0; i<countHolders; i++) { address holder = smartToken.getItemHolders(i); if(holder!=address(0x...
0.4.8
// get holders addresses to make payment each of them
function get_Holders(uint256 position) constant returns(address[64] listHolders, uint256 nextPosition) { uint8 n = 0; uint256 countHolders = smartToken.getCountHolders(); for(; position < countHolders; position++){ address holder = smartToken.getItemHolders(position); if(holder!=address(0x0)){ ...
0.4.8
// Get profit for specified token holder // Function should be executed in blockDividend ! (see struct DividendInfo) // Don't call this function via etherescan.io // Example how to call via JavaScript and web3 // var abiDividend = [...]; // var holderAddress = "0xdd94ddf50485f41491c415e7133100e670cd4ef3"; // var divide...
function get_HoldersProfit(uint256 dividendPaymentNum, address holder) constant returns(uint256){ uint256 profit = 0; if(holder != address(0x0) && dividendHistory.length > 0 && dividendPaymentNum < dividendHistory.length){ uint256 count_tokens = smartToken.balanceOf(holder) + smartToken.tempTokensBalanceOf(ho...
0.4.8
//CONSTANT HELPER FUNCTIONS
function getBankroll() constant returns(uint) { if ((invested < investorsProfit) || (invested + investorsProfit < invested) || (invested + investorsProfit < investorsLosses)) { return 0; } else { return invested + investo...
0.4.19
/* Allocate Tokens for MAR */
function allocateMARTokens() public { require(msg.sender==tokenIssuer); uint tokens = 0; if(block.timestamp > month6Unlock && !month6Allocated) { month6Allocated = true; tokens = safeDiv(totalTokensMAR, 5); balances[tokenIssuer] = safeAdd...
0.4.25
/* Allocate Tokens for DAPP */
function allocateDAPPTokens() public { require(msg.sender==tokenIssuer); uint tokens = 0; if(block.timestamp > month9Unlock && !month9Allocated) { month9Allocated = true; tokens = safeDiv(totalTokensDAPP, 5); balances[tokenIssuer] = safeA...
0.4.25
/* Mint Token */
function mintTokens(address tokenHolder, uint256 amountToken) public returns (bool success) { require(msg.sender==tokenIssuer); if(totalTokenSaled + amountToken <= totalTokensCrowdSale + totalTokensReward) { balances[tokenHolder] = safeAdd(balances[tokenHolder...
0.4.25
/** * @dev Approves the token to the spender address with allowance amount. * @notice Approves the token to the spender address with allowance amount. * @param token_ token for which allowance is to be given. * @param spender_ the address to which the allowance is to be given. * @param amount_ amount of token. */
function approve( address token_, address spender_, uint256 amount_ ) internal { TokenInterface tokenContract_ = TokenInterface(token_); try tokenContract_.approve(spender_, amount_) {} catch { IERC20 token = IERC20(token_); token.safeApprove(spender_,...
0.8.4
/** * @dev Approves the tokens to the receiver address with allowance (amount + fee). * @notice Approves the tokens to the receiver address with allowance (amount + fee). * @param _instaLoanVariables struct which includes list of token addresses and amounts. * @param _fees list of premiums/fees for the correspondin...
function safeApprove( FlashloanVariables memory _instaLoanVariables, uint256[] memory _fees, address _receiver ) internal { uint256 length_ = _instaLoanVariables._tokens.length; require( length_ == _instaLoanVariables._amounts.length, "Lengths of param...
0.8.4
/** * @dev Transfers the tokens to the receiver address. * @notice Transfers the tokens to the receiver address. * @param _instaLoanVariables struct which includes list of token addresses and amounts. * @param _receiver address to which tokens have to be transferred. */
function safeTransfer( FlashloanVariables memory _instaLoanVariables, address _receiver ) internal { uint256 length_ = _instaLoanVariables._tokens.length; require( length_ == _instaLoanVariables._amounts.length, "Lengths of parameters not same" ); ...
0.8.4
/** * @dev Calculates the balances.. * @notice Calculates the balances of the account passed for the tokens. * @param _tokens list of token addresses to calculate balance for. * @param _account account to calculate balance for. */
function calculateBalances(address[] memory _tokens, address _account) internal view returns (uint256[] memory) { uint256 _length = _tokens.length; uint256[] memory balances_ = new uint256[](_length); for (uint256 i = 0; i < _length; i++) { IERC20 token = ...
0.8.4
/** * @dev Supply tokens for the amounts to compound. * @notice Supply tokens for the amounts to compound. * @param _tokens token addresses. * @param _amounts amounts of tokens. */
function compoundSupply(address[] memory _tokens, uint256[] memory _amounts) internal { uint256 length_ = _tokens.length; require(_amounts.length == length_, "array-lengths-not-same"); address[] memory cTokens_ = new address[](length_); for (uint256 i = 0; i < length_; i++) {...
0.8.4
/** * @dev Withdraw tokens from compound. * @notice Withdraw tokens from compound. * @param _tokens token addresses. * @param _amounts amounts of tokens. */
function compoundWithdraw( address[] memory _tokens, uint256[] memory _amounts ) internal { uint256 length_ = _tokens.length; require(_amounts.length == length_, "array-lengths-not-same"); for (uint256 i = 0; i < length_; i++) { if (_tokens[i] == address(wethToken...
0.8.4
/** * @dev Supply tokens to aave. * @notice Supply tokens to aave. * @param _tokens token addresses. * @param _amounts amounts of tokens. */
function aaveSupply(address[] memory _tokens, uint256[] memory _amounts) internal { uint256 length_ = _tokens.length; require(_amounts.length == length_, "array-lengths-not-same"); for (uint256 i = 0; i < length_; i++) { approve(_tokens[i], address(aaveLending), _amounts[...
0.8.4
/** * @dev Borrow tokens from aave. * @notice Borrow tokens from aave. * @param _tokens list of token addresses. * @param _amounts list of amounts for respective tokens. */
function aaveBorrow(address[] memory _tokens, uint256[] memory _amounts) internal { uint256 length_ = _tokens.length; require(_amounts.length == length_, "array-lengths-not-same"); for (uint256 i = 0; i < length_; i++) { aaveLending.borrow(_tokens[i], _amounts[i], 2, 3228...
0.8.4
/** * @dev Payback tokens to aave. * @notice Payback tokens to aave. * @param _tokens list of token addresses. * @param _amounts list of amounts for respective tokens. */
function aavePayback(address[] memory _tokens, uint256[] memory _amounts) internal { uint256 length_ = _tokens.length; require(_amounts.length == length_, "array-lengths-not-same"); for (uint256 i = 0; i < length_; i++) { approve(_tokens[i], address(aaveLending), _amounts...
0.8.4
/** * @dev Withdraw tokens from aave. * @notice Withdraw tokens from aave. * @param _tokens token addresses. * @param _amounts amounts of tokens. */
function aaveWithdraw(address[] memory _tokens, uint256[] memory _amounts) internal { uint256 length_ = _tokens.length; require(_amounts.length == length_, "array-lengths-not-same"); for (uint256 i = 0; i < length_; i++) { aaveLending.withdraw(_tokens[i], _amounts[i], add...
0.8.4
/** * @dev Returns fee for the passed route in BPS. * @notice Returns fee for the passed route in BPS. 1 BPS == 0.01%. * @param _route route number for flashloan. */
function calculateFeeBPS(uint256 _route, address account_) public view returns (uint256 BPS_) { if (_route == 1) { BPS_ = aaveLending.FLASHLOAN_PREMIUM_TOTAL(); } else if (_route == 2 || _route == 3 || _route == 4) { BPS_ = (makerLending.toll()) / (10*...
0.8.4
/** * @dev Calculate fees for the respective amounts and fee in BPS passed. * @notice Calculate fees for the respective amounts and fee in BPS passed. 1 BPS == 0.01%. * @param _amounts list of amounts. * @param _BPS fee in BPS. */
function calculateFees(uint256[] memory _amounts, uint256 _BPS) internal pure returns (uint256[] memory) { uint256 length_ = _amounts.length; uint256[] memory InstaFees = new uint256[](length_); for (uint256 i = 0; i < length_; i++) { InstaFees[i] = (_amou...
0.8.4
/** * @dev Sort the tokens and amounts arrays according to token addresses. * @notice Sort the tokens and amounts arrays according to token addresses. * @param _tokens list of token addresses. * @param _amounts list of respective amounts. */
function bubbleSort(address[] memory _tokens, uint256[] memory _amounts) internal pure returns (address[] memory, uint256[] memory) { for (uint256 i = 0; i < _tokens.length - 1; i++) { for (uint256 j = 0; j < _tokens.length - i - 1; j++) { if (_tokens[j] >...
0.8.4
/** * Constructor - instantiates token supply and allocates balanace of * to the owner (msg.sender). */
function QuantstampToken(address _admin) { // the owner is a custodian of tokens that can // give an allowance of tokens for crowdsales // or to the admin, but cannot itself transfer // tokens; hence, this requirement require(msg.sender != _admin); totalSupply = I...
0.4.18
/** * Associates this token with a current crowdsale, giving the crowdsale * an allowance of tokens from the crowdsale supply. This gives the * crowdsale the ability to call transferFrom to transfer tokens to * whomever has purchased them. * * Note that if _amountForSale is 0, then it is assumed that the fu...
function setCrowdsale(address _crowdSaleAddr, uint256 _amountForSale) external onlyOwner { require(!transferEnabled); require(_amountForSale <= crowdSaleAllowance); // if 0, then full available crowdsale supply is assumed uint amount = (_amountForSale == 0) ? crowdSaleAllowance : _...
0.4.18
/** * Overrides ERC20 transferFrom function with modifier that prevents the * ability to transfer tokens until after transfers have been enabled. */
function transferFrom(address _from, address _to, uint256 _value) public onlyWhenTransferEnabled validDestination(_to) returns (bool) { bool result = super.transferFrom(_from, _to, _value); if (result) { if (msg.sender == crowdSaleAddr) crowdSaleAllowance = crowdSaleAllow...
0.4.18
/** * @dev Overload of {ECDSA-recover} that receives the `r` and `vs` short-signature fields separately. * * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures] * * _Available since v4.2._ */
function recover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address) { bytes32 s; uint8 v; assembly { s := and(vs, 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) v := add(shr(255, vs), 27) ...
0.8.4
// via https://github.com/oraclize/ethereum-api/blob/master/oraclizeAPI_0.5.sol MIT licence
function Concatenate(string memory a, string memory b) public pure returns (string memory concatenatedString) { bytes memory bytesA = bytes(a); bytes memory bytesB = bytes(b); string memory concatenatedAB = new string(bytesA.length + bytesB.length); bytes memory bytesAB = bytes(concatenatedAB); ...
0.5.8
/** * @dev Add to token to cToken mapping. * @notice Add to token to cToken mapping. * @param _cTokens list of cToken addresses to be added to the mapping. */
function addTokenToCToken(address[] memory _cTokens) public { for (uint256 i = 0; i < _cTokens.length; i++) { (bool isMarket_, , ) = troller.markets(_cTokens[i]); require(isMarket_, "unvalid-ctoken"); address token_ = CTokenInterface(_cTokens[i]).underlying(); req...
0.8.4
/** * @dev Callback function for aave flashloan. * @notice Callback function for aave flashloan. * @param _assets list of asset addresses for flashloan. * @param _amounts list of amounts for the corresponding assets for flashloan. * @param _premiums list of premiums/fees for the corresponding addresses for flashlo...
function executeOperation( address[] memory _assets, uint256[] memory _amounts, uint256[] memory _premiums, address _initiator, bytes memory _data ) external verifyDataHash(_data) returns (bool) { require(_initiator == address(this), "not-same-sender"); requir...
0.8.4
/** * @dev Middle function for route 1. * @notice Middle function for route 1. * @param _tokens list of token addresses for flashloan. * @param _amounts list of amounts for the corresponding assets or amount of ether to borrow as collateral for flashloan. * @param _data extra data passed. */
function routeAave( address[] memory _tokens, uint256[] memory _amounts, bytes memory _data ) internal { bytes memory data_ = abi.encode(msg.sender, _data); uint256 length_ = _tokens.length; uint256[] memory _modes = new uint256[](length_); for (uint256 i = 0;...
0.8.4
/** * @dev Middle function for route 2. * @notice Middle function for route 2. * @param _token token address for flashloan(DAI). * @param _amount DAI amount for flashloan. * @param _data extra data passed. */
function routeMaker( address _token, uint256 _amount, bytes memory _data ) internal { address[] memory tokens_ = new address[](1); uint256[] memory amounts_ = new uint256[](1); tokens_[0] = _token; amounts_[0] = _amount; bytes memory data_ = abi.encode...
0.8.4
/** * @dev Middle function for route 3. * @notice Middle function for route 3. * @param _tokens token addresses for flashloan. * @param _amounts list of amounts for the corresponding assets. * @param _data extra data passed. */
function routeMakerCompound( address[] memory _tokens, uint256[] memory _amounts, bytes memory _data ) internal { bytes memory data_ = abi.encode( 3, _tokens, _amounts, msg.sender, _data ); dataHash = bytes32...
0.8.4
/** * @dev Main function for flashloan for all routes. Calls the middle functions according to routes. * @notice Main function for flashloan for all routes. Calls the middle functions according to routes. * @param _tokens token addresses for flashloan. * @param _amounts list of amounts for the corresponding assets....
function flashLoan( address[] memory _tokens, uint256[] memory _amounts, uint256 _route, bytes calldata _data, bytes calldata // kept for future use by instadapp. Currently not used anywhere. ) external reentrancy { require(_tokens.length == _amounts.length, "array-le...
0.8.4
/** * @dev Function to get the list of available routes. * @notice Function to get the list of available routes. */
function getRoutes() public pure returns (uint16[] memory routes_) { routes_ = new uint16[](7); routes_[0] = 1; routes_[1] = 2; routes_[2] = 3; routes_[3] = 4; routes_[4] = 5; routes_[5] = 6; routes_[6] = 7; }
0.8.4
/** * @dev Function to transfer fee to the treasury. * @notice Function to transfer fee to the treasury. Will be called manually. * @param _tokens token addresses for transferring fee to treasury. */
function transferFeeToTreasury(address[] memory _tokens) public { for (uint256 i = 0; i < _tokens.length; i++) { IERC20 token_ = IERC20(_tokens[i]); uint256 decimals_ = TokenInterface(_tokens[i]).decimals(); uint256 amtToSub_ = decimals_ == 18 ? 1e10 : decimals_ > 12 ...
0.8.4
/** * @dev Calculates the amount of dTokens that will be minted when the given amount * is deposited. * used in the deposit() function to calculate the amount of dTokens that * will be minted. * * @dev refer to keeperDao whose code is here: https://etherscan.io/address/0x53463cd0b074e5fda...
function calculateMintAmount(uint256 _depositAmount) internal view returns (uint256) { // The total balance includes the deposit amount, which is removed here. uint256 initialBalance = dollar.balanceOf(address(this)).sub(_depositAmount); if (totalSupply() == 0) { // if ...
0.6.12
/** * @dev Function to get the required amount of collateral to be paid to Uniswap and the expected amount to exercise the ACO token. * @param acoToken Address of the ACO token. * @param tokenAmount Amount of tokens to be exercised. * @param accounts The array of addresses to be exercised. Whether the array is ...
function getExerciseData(address acoToken, uint256 tokenAmount, address[] memory accounts) public view returns(uint256, uint256) { if (tokenAmount > 0) { address pair = getUniswapPair(acoToken); if (pair != address(0)) { address token0 = IUniswapV2Pair(pair).token0();...
0.6.6
/** * @dev Function to get the estimated collateral to be received through a flash exercise. * @param acoToken Address of the ACO token. * @param tokenAmount Amount of tokens to be exercised. * @return The estimated collateral to be received through a flash exercise using the standard exercise function. */
function getEstimatedReturn(address acoToken, uint256 tokenAmount) public view returns(uint256) { (uint256 amountRequired,) = getExerciseData(acoToken, tokenAmount, new address[](0)); if (amountRequired > 0) { (uint256 collateralAmount,) = IACOToken(acoToken).getCollateralOnExercise(token...
0.6.6
/** * @dev Internal function to get the ACO tokens exercise data. * @param acoToken Address of the ACO token. * @param tokenAmount Amount of tokens to be exercised. * @param accounts The array of addresses to be exercised. Whether the array is empty the exercise will be executed using the standard method. *...
function _getAcoExerciseData(address acoToken, uint256 tokenAmount, address[] memory accounts) internal view returns(address, uint256) { (address exerciseAddress, uint256 expectedAmount) = IACOToken(acoToken).getBaseExerciseData(tokenAmount); if (accounts.length == 0) { expectedAmount = expectedAmount + IACOT...
0.6.6
/** * @dev Internal function to flash exercise ACO tokens. * @param acoToken Address of the ACO token. * @param tokenAmount Amount of tokens to be exercised. * @param minimumCollateral The minimum amount of collateral accepted to be received on the flash exercise. * @param salt Random number to calculate the ...
function _flashExercise( address acoToken, uint256 tokenAmount, uint256 minimumCollateral, uint256 salt, address[] memory accounts ) internal { address pair = getUniswapPair(acoToken); require(pair != address(0), "ACOFlashExercise::_flashExercise: I...
0.6.6
/// @notice Withdraw all /// @param user User address /// @param pwrd pwrd/gvt token /// @param minAmount min amount of token to withdraw
function emergencyWithdrawAll( address user, bool pwrd, uint256 minAmount ) external override { // Only withdrawHandler can call this method require(msg.sender == ctrl.withdrawHandler(), "EmergencyHandler: !WithdrawHandler"); IToken gt = IToken(gTokens(pwrd)); ...
0.6.12
/// @notice Withdraw partial /// @param user User address /// @param pwrd pwrd/gvt token /// @param inAmount usd to witdraw /// @param minAmount min amount of token to withdraw
function emergencyWithdrawal( address user, bool pwrd, uint256 inAmount, uint256 minAmount ) external override { // Only withdrawHandler can call this method require(msg.sender == ctrl.withdrawHandler(), "EmergencyHandler: !WithdrawHandler"); IToken gt...
0.6.12
// Source : https://ethereum.stackexchange.com/questions/8086/logarithm-math-operation-in-solidity
function log(uint x) internal pure returns (uint y) { assembly { let arg := x x := sub(x,1) x := or(x, div(x, 0x02)) x := or(x, div(x, 0x04)) x := or(x, div(x, 0x10)) x := or(x, div(x, 0x100)) x := or(x, div(x, 0x10000)) x := or(x, div(x, 0x100000000)) x := or(x, div(x, 0x100...
0.4.21
/* * The RLC Token created with the time at which the crowdsale end */
function RLC() { // lock the transfer function during the crowdsale locked = true; //unlockBlock= now + 45 days; // (testnet) - for mainnet put the block number initialSupply = 87000000000000000; totalSupply = initialSupply; balances[msg.sender] = initialSupply;// Give the creator all i...
0.4.21
// Max potential payments
function private_getGameState() public view returns(uint256 _contractBalance, bool _game_paused, uint256 _minRoll, uint256 _maxRoll, uint256 _minBet, uint256 _maxBet, uint256 _houseEdge, uint256 _totalUserProfit, uint256 _totalWins, uint25...
0.4.24
// need to process any playerPendingWithdrawals // Allow a user to withdraw any pending amount (That may of failed previously)
function player_withdrawPendingTransactions() public returns (bool) { uint withdrawAmount = playerPendingWithdrawals[msg.sender]; playerPendingWithdrawals[msg.sender] = 0; if (msg.sender.call.value(withdrawAmount)()) { return true; } else { ...
0.4.24
/* Issue */
function issueToken(uint256 _count) onlyAdmins() public { uint256 l = tokenSize; uint256 r = tokenSize + _count; for (uint256 i = l; i < r; i++) { ownerOfToken[i] = msg.sender; } tokenSize += _count; }
0.4.21
/** * Mints Degenz */
function mintDegen(uint numberOfTokens) public payable { require(saleIsActive, "Sale must be active to mint Degen"); require(numberOfTokens <= maxDegenPurchase, "Can only mint 10 tokens at a time"); require(totalSupply().add(numberOfTokens) <= MAX_DEGENZ, "Purchase would exceed max supply of ...
0.7.6
/** * @dev Send token to multiple address * @param _investors The addresses of EOA that can receive token from this contract. * @param _tokenAmounts The values of token are sent from this contract. */
function batchTransferFrom(address _tokenAddress, address[] _investors, uint256[] _tokenAmounts) public { ERC20BasicInterface token = ERC20BasicInterface(_tokenAddress); require(_investors.length == _tokenAmounts.length && _investors.length != 0); for (uint i = 0; i < _investors.length; i++...
0.4.23