{"hook":"0x4d08b15cDB8D5a04af0891b65BD83c25b704e8a8","block":92950143,"bits":10408,"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":true},{"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":false},{"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":true},{"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":false},{"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":4745,"selectors":["0xb6a8b0fa","0xbbf1a3a1","0xdc4c90d3","0xdc98354e","0xdd1b9c4a","0xfa02716d","0x259982e5","0x46ca626b","0x575e24b4","0x7b103999","0x7d67d034","0x8549d9be"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":6,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0xb6a8b0fa","name":"beforeDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xbbf1a3a1","name":"shelfOf(bytes32)"},{"selector":"0xdc4c90d3","name":"poolManager()"},{"selector":"0xdc98354e","name":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)"},{"selector":"0xdd1b9c4a","name":"POOL_FEE()"},{"selector":"0xfa02716d","name":"registerPool((address,address,uint24,int24,address),address)"},{"selector":"0x259982e5","name":"beforeAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x46ca626b","name":"TICK_SPACING()"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x7b103999","name":"registry()"},{"selector":"0x7d67d034","name":"stockIsZero(bytes32)"},{"selector":"0x8549d9be","name":"REQUIRED_FLAGS()"}],"history":{"pools":35,"firstTime":1791640225,"lastTime":1791640301},"pools":[{"id":"0xfd3f7e25f41c4a682c1a858c3d767f47406f24b6f51d8de589ca01140cef97ac","key":{"currency0":"0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","currency1":"0xa30FA36Db767ad9eD3f7a60fC79526fB4d56D344","fee":0,"tickSpacing":1,"hooks":"0x4d08b15cDB8D5a04af0891b65BD83c25b704e8a8"},"symbols":["USDG","USO"],"state":{"sqrtP":"6507240837728504588222587787951513","tick":226333,"protocolFee":0,"lpFee":0,"liquidity":"0"},"swaps":[{"zeroForOne":true,"ok":false,"why":"thin","reason":"no liquidity at the current price"},{"zeroForOne":false,"ok":false,"why":"thin","reason":"no liquidity at the current price"}],"roundTrip":{"ok":false,"stage":"add","reason":"LiquidityNotAllowed"}}],"openCallbacks":[],"checks":[{"id":"01","title":"Permissions that touch your money","status":"caution","detail":"The address enables before 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":"n/a","detail":"No pool with liquidity to swap through yet."},{"id":"03","title":"LPs can get out","status":"n/a","detail":"Closed to outside LPs: only the hook's own liquidity is in the pool."},{"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":"35 pools over 9 days."}],"score":92,"verdict":"caution"}