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SMART CONTRACTS
Subgraph API
Interfaces
BFactory
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interface BFactory {
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​
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function isBPool(address b) external view returns (bool);
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function newBPool() external returns (BPool);
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​
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}
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BPool
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interface BPool {
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​
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function isPublicSwap() external view returns (bool);
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function isFinalized() external view returns (bool);
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function isBound(address t) external view returns (bool);
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function getNumTokens() external view returns (uint);
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function getCurrentTokens() external view returns (address[] memory tokens);
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function getFinalTokens() external view returns (address[] memory tokens);
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function getDenormalizedWeight(address token) external view returns (uint);
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function getTotalDenormalizedWeight() external view returns (uint);
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function getNormalizedWeight(address token) external view returns (uint);
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function getBalance(address token) external view returns (uint);
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function getSwapFee() external view returns (uint);
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function getController() external view returns (address);
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​
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function setSwapFee(uint swapFee) external;
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function setController(address manager) external;
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function setPublicSwap(bool public_) external;
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function finalize() external;
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function bind(address token, uint balance, uint denorm) external;
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function rebind(address token, uint balance, uint denorm) public;
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function unbind(address token) external;
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function gulp(address token) external;
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​
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function getSpotPrice(address tokenIn, address tokenOut) external view returns (uint spotPrice);
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function getSpotPriceSansFee(address tokenIn, address tokenOut) external view returns (uint spotPrice);
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​
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function joinPool(uint poolAmountOut, uint[] calldata maxAmountsIn) external;
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function exitPool(uint poolAmountIn, uint[] calldata minAmountsOut) external;
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​
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function swapExactAmountIn(
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address tokenIn,
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uint tokenAmountIn,
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address tokenOut,
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uint minAmountOut,
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uint maxPrice
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) external returns (uint tokenAmountOut, uint spotPriceAfter);
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​
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function swapExactAmountOut(
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address tokenIn,
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uint maxAmountIn,
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address tokenOut,
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uint tokenAmountOut,
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uint maxPrice
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) external returns (uint tokenAmountIn, uint spotPriceAfter);
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​
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function joinswapExternAmountIn(
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address tokenIn,
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uint tokenAmountIn,
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uint minPoolAmountOut
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) external returns (uint poolAmountOut);
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​
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function joinswapPoolAmountOut(
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address tokenIn,
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uint poolAmountOut,
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uint maxAmountIn
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) external returns (uint tokenAmountIn);
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​
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function exitswapPoolAmountIn(
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address tokenOut,
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uint poolAmountIn,
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uint minAmountOut
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) external returns (uint tokenAmountOut);
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​
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function exitswapExternAmountOut(
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address tokenOut,
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uint tokenAmountOut,
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uint maxPoolAmountIn
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) external returns (uint poolAmountIn);
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​
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function totalSupply() external view returns (uint);
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function balanceOf(address whom) external view returns (uint);
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function allowance(address src, address dst) external view returns (uint);
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​
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function approve(address dst, uint amt) external returns (bool);
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function transfer(address dst, uint amt) external returns (bool);
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function transferFrom(
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address src, address dst, uint amt
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) external returns (bool);
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​
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function calcSpotPrice(
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uint tokenBalanceIn,
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uint tokenWeightIn,
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uint tokenBalanceOut,
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uint tokenWeightOut,
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uint swapFee
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) public pure returns (uint spotPrice);
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​
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function calcOutGivenIn(
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uint tokenBalanceIn,
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uint tokenWeightIn,
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uint tokenBalanceOut,
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uint tokenWeightOut,
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uint tokenAmountIn,
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uint swapFee
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) public pure returns (uint tokenAmountOut);
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​
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function calcInGivenOut(
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uint tokenBalanceIn,
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uint tokenWeightIn,
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uint tokenBalanceOut,
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uint tokenWeightOut,
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uint tokenAmountOut,
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uint swapFee
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) public pure returns (uint tokenAmountIn);
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​
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function calcPoolOutGivenSingleIn(
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uint tokenBalanceIn,
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uint tokenWeightIn,
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uint poolSupply,
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uint totalWeight,
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uint tokenAmountIn,
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uint swapFee
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) public pure returns (uint poolAmountOut);
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​
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function calcSingleInGivenPoolOut(
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uint tokenBalanceIn,
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uint tokenWeightIn,
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uint poolSupply,
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uint totalWeight,
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uint poolAmountOut,
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uint swapFee
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) public pure returns (uint tokenAmountIn)
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​
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function calcSingleOutGivenPoolIn(
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uint tokenBalanceOut,
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uint tokenWeightOut,
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uint poolSupply,
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uint totalWeight,
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uint poolAmountIn,
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uint swapFee
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) public pure returns (uint tokenAmountOut)
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​
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function calcPoolInGivenSingleOut(
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uint tokenBalanceOut,
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uint tokenWeightOut,
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uint poolSupply,
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uint totalWeight,
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uint tokenAmountOut,
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uint swapFee
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) public pure returns (uint poolAmountIn)
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​
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}
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Exchange Proxy
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interface ExchangeProxy {
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​
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function batchSwapExactIn(
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Swap[] memory swaps,
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TokenInterface tokenIn,
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TokenInterface tokenOut,
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uint totalAmountIn,
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uint minTotalAmountOut
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)
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public payable
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returns (uint totalAmountOut);
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​
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function batchSwapExactOut(
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Swap[] memory swaps,
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TokenInterface tokenIn,
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TokenInterface tokenOut,
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uint maxTotalAmountIn
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)
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public payable
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returns (uint totalAmountIn)
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​
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function multihopBatchSwapExactIn(
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Swap[][] memory swapSequences,
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TokenInterface tokenIn,
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TokenInterface tokenOut,
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uint totalAmountIn,
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uint minTotalAmountOut
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)
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public payable
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returns (uint totalAmountOut)
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​
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function multihopBatchSwapExactOut(
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Swap[][] memory swapSequences,
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TokenInterface tokenIn,
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TokenInterface tokenOut,
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uint maxTotalAmountIn
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)
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public payable
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returns (uint totalAmountIn)
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​
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function smartSwapExactIn(
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TokenInterface tokenIn,
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TokenInterface tokenOut,
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uint totalAmountIn,
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uint minTotalAmountOut,
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uint nPools
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)
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public payable
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returns (uint totalAmountOut)
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​
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function smartSwapExactOut(
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TokenInterface tokenIn,
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TokenInterface tokenOut,
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uint totalAmountOut,
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uint maxTotalAmountIn,
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uint nPools
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)
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public payable
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returns (uint totalAmountIn)
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​
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function viewSplitExactIn(
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address tokenIn,
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address tokenOut,
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uint swapAmount,
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uint nPools
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)
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public view
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returns (Swap[] memory swaps, uint totalOutput)
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​
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function viewSplitExactOut(
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address tokenIn,
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address tokenOut,
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uint swapAmount,
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uint nPools
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)
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public view
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returns (Swap[] memory swaps, uint totalOutput)
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}
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Last modified 6mo ago
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