{"hook":"0x600fD7e528a3748EfE3011240576C98F77FFa0Cc","block":93270710,"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":6053,"selectors":["0xdc4c90d3","0xdc98354e","0xe1b4af69","0xc4e833ce","0xd7fa3c55","0x91dd7346","0x9f063efc","0xb47b2fb1","0xb6a8b0fa","0x575e24b4","0x6c2bbe7e","0x6fe7e6eb","0x371f530a","0x53deb3d6","0x150426c8","0x21d0ee70","0x249d39e9","0x259982e5"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":5,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0xdc4c90d3","name":"poolManager()"},{"selector":"0xdc98354e","name":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)"},{"selector":"0xe1b4af69","name":"afterDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xc4e833ce","name":"getHookPermissions()"},{"selector":"0xd7fa3c55","name":"burnPending()"},{"selector":"0x91dd7346","name":"unlockCallback(bytes)"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"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":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"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":"0x371f530a","name":"pendingBurn()"},{"selector":"0x53deb3d6","name":"burnBps()"},{"selector":"0x150426c8","name":"shroom()"},{"selector":"0x21d0ee70","name":"beforeRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x249d39e9","name":"BPS()"},{"selector":"0x259982e5","name":"beforeAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"}],"history":{"pools":6,"firstTime":1789553906,"lastTime":1790542808},"pools":[{"id":"0x7682ec5a706809683c8bd585f86c3dadf345c172a5fc0b7d1d142b12d861890f","key":{"currency0":"0xab093dEF657F15dF31b33922A95e047aDd645B29","currency1":"0xCEC185eB182c47d1bA1EFc84e6959e18cd620Be4","fee":2500,"tickSpacing":25,"hooks":"0x600fD7e528a3748EfE3011240576C98F77FFa0Cc"},"symbols":["SHROOM","cbBTC"],"state":{"sqrtP":"363328613557485628151","tick":-384025,"protocolFee":0,"lpFee":2500,"liquidity":"15669975632848201"},"swaps":[{"zeroForOne":true,"ok":false,"why":"thin","reason":"too little liquidity to measure"},{"zeroForOne":false,"ok":true,"amountIn":"22468","paid":"22468","got":"1060007305799107406404","expected":"1065333975677494880808","feePpm":2500,"takePpm":5000}],"roundTrip":{"ok":true,"lossPpm":4695,"added":["-10512554253938650437","-213"],"removed":["10512554253938650436","212"]}}],"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 0.50% on top of the pool fee."},{"id":"03","title":"LPs can get out","status":"caution","detail":"Taking liquidity straight back out lost 0.47%."},{"id":"04","title":"The fee is the fee","status":"pass","detail":"A fixed fee of 0.25%, written in the pool key."},{"id":"05","title":"No one holds the switch","status":"caution","detail":"No owner() but it has burnPending, burnBps."},{"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":"6 pools over 33 days."}],"score":80,"verdict":"caution"}