44 lines
1009 B
Solidity
44 lines
1009 B
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 IShell {
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function viewOriginSwap (
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address from,
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address to,
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uint256 fromAmount
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)
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external
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view
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returns (uint256 toAmount);
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function viewTargetSwap (
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address from,
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address to,
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uint256 toAmount
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)
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external
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view
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returns (uint256 fromAmount);
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}
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