{"hook":"0xa6f5f5EF0588c8457E7c6cbE525685e31ebb2044","block":93035120,"bits":8260,"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":false},{"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":false},{"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":11618,"selectors":["0xd4570c1c","0xdc98354e","0xdd1b9c4a","0xe1b4af69","0xbe378228","0xc45a0155","0xcc3cbd2a","0xcfde68dc","0xa3f4bac7","0xb47b2fb1","0xb6a8b0fa","0xb7581ae1","0x7f7464c7","0x941f5d25","0x9f063efc","0x6c2bbe7e","0x6fe7e6eb","0x7286e5e5","0x7b2a03ba","0x4fb0c1e8","0x575e24b4","0x62308e85","0x69fbdeb1","0x259982e5","0x3d34106d","0x4586223d","0x46ca626b","0x0686a64d","0x1e83409a","0x21d0ee70"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":3,"addresses":["0x8366a39CC670B4001A1121B8F6A443A643e40951"]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0xd4570c1c","name":"claimable(address,address)"},{"selector":"0xdc98354e","name":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)"},{"selector":"0xdd1b9c4a","name":"POOL_FEE()"},{"selector":"0xe1b4af69","name":"afterDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xbe378228","name":"PROTOCOL_FEE_BPS()"},{"selector":"0xc45a0155","name":null},{"selector":"0xcc3cbd2a","name":"CREATOR_FEE_BPS()"},{"selector":"0xcfde68dc","name":"totalLiability(address)"},{"selector":"0xa3f4bac7","name":"ALL_HOOK_MASK()"},{"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":"0xb7581ae1","name":"BUY_SURCHARGE_WINDOW()"},{"selector":"0x7f7464c7","name":"BUY_SURCHARGE_BPS()"},{"selector":"0x941f5d25","name":"protocolRecipient()"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,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":"0x7286e5e5","name":"registerPool(address,address)"},{"selector":"0x7b2a03ba","name":"factoryRuntimeHash()"},{"selector":"0x4fb0c1e8","name":"PERMISSION_MASK()"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x62308e85","name":"POOL_MANAGER()"},{"selector":"0x69fbdeb1","name":"AFTER_SWAP_RETURNS_DELTA_FLAG()"},{"selector":"0x259982e5","name":"beforeAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x3d34106d","name":"AFTER_SWAP_FLAG()"},{"selector":"0x4586223d","name":"poolForToken(address)"},{"selector":"0x46ca626b","name":"TICK_SPACING()"},{"selector":"0x0686a64d","name":"BEFORE_INITIALIZE_FLAG()"},{"selector":"0x1e83409a","name":"claim(address)"},{"selector":"0x21d0ee70","name":"beforeRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"}],"history":{"pools":16,"firstTime":1788799973,"lastTime":1788878775},"pools":[{"id":"0x44d94f2891ac8e927b0f675356b19051faaf9f544352ca1f0c3918ae78ea8cdd","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xc05F6fDd65C7B467Eb3Df6509EB3691fE4998778","fee":0,"tickSpacing":60,"hooks":"0xa6f5f5EF0588c8457E7c6cbE525685e31ebb2044"},"symbols":["ETH","STARLINK"],"state":{"sqrtP":"1980704062856608439838598758400000","tick":202542,"protocolFee":0,"lpFee":0,"liquidity":"40000000000000000000000"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"800000000000000","paid":"800000000000000","got":"492253873063468265867066","expected":"499750124937531234382808","feePpm":0,"takePpm":15000},{"zeroForOne":false,"ok":true,"amountIn":"215725497976309270597994","paid":"215725497976309270597994","got":"339910057544234","expected":"345086352836784","feePpm":0,"takePpm":15000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-4862350327757","-3162495174857517682495"],"removed":["4862350327756","3162495174857517682494"]}},{"id":"0x72865eb7c52a4abf1aef11fcb94722d28bad43be5c30bf2f4bfe12ffb1840f44","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xB55563eFD2FAE9eC3FD58af4cb7AAD071dbEA079","fee":0,"tickSpacing":60,"hooks":"0xa6f5f5EF0588c8457E7c6cbE525685e31ebb2044"},"symbols":["ETH","WHAT"],"state":{"sqrtP":"1980704062856608439838598758400000","tick":202542,"protocolFee":0,"lpFee":0,"liquidity":"40000000000000000000000"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"800000000000000","paid":"800000000000000","got":"492253873063468265867066","expected":"499750124937531234382808","feePpm":0,"takePpm":15000},{"zeroForOne":false,"ok":true,"amountIn":"215725497976309270597994","paid":"215725497976309270597994","got":"339910057544234","expected":"345086352836784","feePpm":0,"takePpm":15000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-4862350327757","-3162495174857517682495"],"removed":["4862350327756","3162495174857517682494"]}}],"openCallbacks":[],"checks":[{"id":"01","title":"Permissions that touch your money","status":"caution","detail":"The address enables 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 1.50% 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":"pass","detail":"A fixed fee of 0%, written in the pool key."},{"id":"05","title":"No one holds the switch","status":"caution","detail":"No owner() but it has claimable, claim."},{"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":"16 pools over 42 days."}],"score":75,"verdict":"caution"}