{"hook":"0x805580B2d1e2f88e4FE5caF8c87E74a2d908A0Cc","block":93493363,"bits":8396,"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":true},{"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":10785,"selectors":["0x07aa9e6c","0x11c8a983","0x232fcd17","0x575e24b4","0x58636eba","0x640e63bd","0x91dd7346","0x91f18eff","0xb47b2fb1","0xb92623f9","0xda887972","0xdc98354e","0xddbfd8ef"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":8,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0x07aa9e6c","name":null},{"selector":"0x11c8a983","name":null},{"selector":"0x232fcd17","name":"exempt(bytes32,address)"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x58636eba","name":null},{"selector":"0x640e63bd","name":null},{"selector":"0x91dd7346","name":"unlockCallback(bytes)"},{"selector":"0x91f18eff","name":null},{"selector":"0xb47b2fb1","name":"afterSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),int256,bytes)"},{"selector":"0xb92623f9","name":"totalQuoteLiability()"},{"selector":"0xda887972","name":null},{"selector":"0xdc98354e","name":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)"},{"selector":"0xddbfd8ef","name":"policies(bytes32)"}],"history":{"pools":3,"firstTime":1790948217,"lastTime":1791129376},"pools":[{"id":"0x5996cb0e3e1d126a7a6c852d22fb28137c2aa5007824a9d45b827a596f38de2a","key":{"currency0":"0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","currency1":"0x3954D5457F232a66951A187A04c896125Bd961e9","fee":0,"tickSpacing":1,"hooks":"0x805580B2d1e2f88e4FE5caF8c87E74a2d908A0Cc"},"symbols":["WETH","BRTST"],"state":{"sqrtP":"1932565017791500952456407133119671","tick":202050,"protocolFee":0,"lpFee":0,"liquidity":"40987439322977844309085"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"13431011849775","paid":"13431011849775","got":"7911330916007734699305","expected":"7991242710763419911307","feePpm":0,"takePpm":10000},{"zeroForOne":false,"ok":true,"amountIn":"4505512046817678164007","paid":"4505512046817678164007","got":"7496668938794","expected":"7572392867468","feePpm":0,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-4968839636855","-2957758812243025871139"],"removed":["4968839636854","2957758812243025871138"]}}],"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":"pass","detail":"It takes 1% 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":"pass","detail":"A fixed fee of 0%, written in the pool key."},{"id":"05","title":"No one holds the switch","status":"pass","detail":"No owner and no admin functions found."},{"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":"3 pools over 18 days."}],"score":95,"verdict":"caution"}