{"hook":"0x331C5d3E53424320Cf4A4faC77E4016B0Cb000CC","block":93327026,"bits":204,"flags":[{"bit":13,"key":"beforeInitialize","label":"Before initialize","risk":0,"does":"Runs once, when a pool is created.","fn":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)","on":false},{"bit":12,"key":"afterInitialize","label":"After initialize","risk":0,"does":"Runs once, right after a pool is created.","fn":"afterInitialize(address,(address,address,uint24,int24,address),uint160,int24)","on":false},{"bit":11,"key":"beforeAddLiquidity","label":"Before add liquidity","risk":1,"does":"Can refuse a deposit, or only let some addresses provide liquidity.","fn":"beforeAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)","on":false},{"bit":10,"key":"afterAddLiquidity","label":"After add liquidity","risk":0,"does":"Runs after each deposit.","fn":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)","on":false},{"bit":9,"key":"beforeRemoveLiquidity","label":"Before remove liquidity","risk":2,"does":"Can refuse a withdrawal. LPs may not get out.","fn":"beforeRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)","on":false},{"bit":8,"key":"afterRemoveLiquidity","label":"After remove liquidity","risk":0,"does":"Runs after each withdrawal.","fn":"afterRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)","on":false},{"bit":7,"key":"beforeSwap","label":"Before swap","risk":1,"does":"Runs before every swap. On a dynamic-fee pool it can set the fee each time.","fn":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)","on":true},{"bit":6,"key":"afterSwap","label":"After swap","risk":0,"does":"Runs after every swap.","fn":"afterSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),int256,bytes)","on":true},{"bit":5,"key":"beforeDonate","label":"Before donate","risk":0,"does":"Runs before a donation to LPs.","fn":"beforeDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)","on":false},{"bit":4,"key":"afterDonate","label":"After donate","risk":0,"does":"Runs after a donation to LPs.","fn":"afterDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)","on":false},{"bit":3,"key":"beforeSwapReturnDelta","label":"Before swap returns delta","risk":2,"does":"Can take part of what you put into a swap, or change how much is swapped.","fn":null,"on":true},{"bit":2,"key":"afterSwapReturnDelta","label":"After swap returns delta","risk":2,"does":"Can take part of what you get out of every swap.","fn":null,"on":true},{"bit":1,"key":"afterAddLiquidityReturnDelta","label":"After add returns delta","risk":2,"does":"Can charge LPs on the way in.","fn":null,"on":false},{"bit":0,"key":"afterRemoveLiquidityReturnDelta","label":"After remove returns delta","risk":2,"does":"Can take part of what LPs withdraw.","fn":null,"on":false}],"code":{"size":7596,"selectors":["0x019b76b6","0x106268b4","0x164e68de","0x1b9c1fad","0x1ef00ae7","0x21d0ee70","0x259982e5","0x2c928098","0x34a064b1","0x575e24b4","0x68557b75","0x6c2bbe7e","0x6fe7e6eb","0x715018a6","0x790ca413","0x8da5cb5b","0x91dd7346","0x981d7f89","0x9a0a61b0","0x9f063efc","0xb2b82570","0xb47b2fb1","0xb6a8b0fa","0xc4e833ce","0xc9cc0f48","0xdc4c90d3","0xdc98354e","0xe1a45218","0xe1b4af69","0xef96a8be","0xf2fde38b","0xf7c7724f"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":8,"addresses":["0xfFfd8963EFd1fC6A506488495d951d5263988d25"]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":"0x67C0DE0750Cb6CA2e6D0930DC5E76946b1618E4B","functions":[{"selector":"0x019b76b6","name":null},{"selector":"0x106268b4","name":"swrm()"},{"selector":"0x164e68de","name":"withdrawFees(address)"},{"selector":"0x1b9c1fad","name":null},{"selector":"0x1ef00ae7","name":null},{"selector":"0x21d0ee70","name":"beforeRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x259982e5","name":"beforeAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x2c928098","name":"getFeeBps()"},{"selector":"0x34a064b1","name":"NORMAL_FEE_BPS()"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x68557b75","name":"crankAddress()"},{"selector":"0x6c2bbe7e","name":"afterRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0x6fe7e6eb","name":"afterInitialize(address,(address,address,uint24,int24,address),uint160,int24)"},{"selector":"0x715018a6","name":"renounceOwnership()"},{"selector":"0x790ca413","name":"launchTime()"},{"selector":"0x8da5cb5b","name":"owner()"},{"selector":"0x91dd7346","name":"unlockCallback(bytes)"},{"selector":"0x981d7f89","name":null},{"selector":"0x9a0a61b0","name":"setCrank(address)"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0xb2b82570","name":null},{"selector":"0xb47b2fb1","name":"afterSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),int256,bytes)"},{"selector":"0xb6a8b0fa","name":"beforeDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xc4e833ce","name":"getHookPermissions()"},{"selector":"0xc9cc0f48","name":null},{"selector":"0xdc4c90d3","name":"poolManager()"},{"selector":"0xdc98354e","name":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)"},{"selector":"0xe1a45218","name":"BPS_DENOMINATOR()"},{"selector":"0xe1b4af69","name":"afterDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xef96a8be","name":"SNIPER_FEE_BPS()"},{"selector":"0xf2fde38b","name":"transferOwnership(address)"},{"selector":"0xf7c7724f","name":"executeArbitrage(uint256)"}],"history":{"pools":5,"firstTime":1788123934,"lastTime":1788123934},"pools":[{"id":"0xfe836b883c0fa15f10ead8ff6f3b7da44023dd8cbf093484824de2f4e930d6c6","key":{"currency0":"0xBFc98e8418D2e889A50D97FfB42e61C27C1f4679","currency1":"0xe93237C50D904957Cf27E7B1133b510C669c2e74","fee":30000,"tickSpacing":60,"hooks":"0x331C5d3E53424320Cf4A4faC77E4016B0Cb000CC"},"symbols":["SWRM","MSFT"],"state":{"sqrtP":"1026289522101554142381859","tick":-225094,"protocolFee":0,"lpFee":30000,"liquidity":"1000000000000"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"25106413635142","paid":"25106413635142","got":"3963","expected":"4085","feePpm":30000,"takePpm":29866},{"zeroForOne":false,"ok":true,"amountIn":"5509","paid":"5509","got":"30876413678077","expected":"31829180284643","feePpm":30000,"takePpm":29934}],"roundTrip":{"ok":true,"lossPpm":3,"added":["-2408690190360713","-399150"],"removed":["2408690190360712","399149"]}},{"id":"0x5f4b1986f1e98ede86fc1793b9ef868020eea731a04eaf05c3e23659ebf64a34","key":{"currency0":"0x12f190a9F9d7D37a250758b26824B97CE941bF54","currency1":"0xBFc98e8418D2e889A50D97FfB42e61C27C1f4679","fee":30000,"tickSpacing":60,"hooks":"0x331C5d3E53424320Cf4A4faC77E4016B0Cb000CC"},"symbols":["AMZN","SWRM"],"state":{"sqrtP":"4884330713480435832191987686147018","tick":220595,"protocolFee":0,"lpFee":30000,"liquidity":"1000000000000"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"7153","paid":"7153","got":"25567359050254","expected":"26357215964709","feePpm":30000,"takePpm":29968},{"zeroForOne":false,"ok":true,"amountIn":"19084195697503","paid":"19084195697503","got":"4723","expected":"4869","feePpm":30000,"takePpm":29986}],"roundTrip":{"ok":true,"lossPpm":3,"added":["-498844","-1927255452894627"],"removed":["498843","1927255452894626"]}}],"openCallbacks":[],"checks":[{"id":"01","title":"Permissions that touch your money","status":"caution","detail":"The address enables before swap returns delta, after swap returns delta. The hook is allowed to take; the next two checks measure whether it does."},{"id":"02","title":"What it takes from a swap","status":"caution","detail":"It takes 3.00% of each swap on top of the pool fee."},{"id":"03","title":"LPs can get out","status":"pass","detail":"Liquidity added and removed in the same block came back whole."},{"id":"04","title":"The fee is the fee","status":"caution","detail":"A fixed fee, but a high one: 3%."},{"id":"05","title":"No one holds the switch","status":"caution","detail":"Owned by 0x67C0DE0750Cb6CA2e6D0930DC5E76946b1618E4B. Owner-style functions: withdrawFees, setCrank, transferOwnership."},{"id":"06","title":"The code cannot change","status":"pass","detail":"Not a proxy, no DELEGATECALL, no SELFDESTRUCT."},{"id":"07","title":"Only the PoolManager can call it","status":"pass","detail":"Each callback refused a call that did not come from the PoolManager."},{"id":"08","title":"Track record","status":"pass","detail":"5 pools over 50 days."}],"score":73,"verdict":"caution"}