53 lines
1.2 KiB
Solidity
53 lines
1.2 KiB
Solidity
// SPDX-License-Identifier: Apache-2.0
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/*
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Copyright 2020 ZeroEx Intl.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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pragma solidity ^0.6;
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interface IUniswapExchangeQuotes {
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function getEthToTokenInputPrice(
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uint256 ethSold
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)
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external
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view
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returns (uint256 tokensBought);
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function getEthToTokenOutputPrice(
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uint256 tokensBought
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)
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external
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view
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returns (uint256 ethSold);
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function getTokenToEthInputPrice(
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uint256 tokensSold
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)
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external
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view
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returns (uint256 ethBought);
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function getTokenToEthOutputPrice(
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uint256 ethBought
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)
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external
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view
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returns (uint256 tokensSold);
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}
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