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/*
Copyright 2018 ZeroEx Intl.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
pragma solidity 0.4.24;
pragma experimental ABIEncoderV2;
import "../../protocol/Exchange/libs/LibOrder.sol";
import "../../protocol/Exchange/libs/LibFillResults.sol";
import "../interfaces/IForwarderCore.sol";
contract MForwarderCore is
IForwarderCore
{
/// @param orders Array of order specifications used containing desired makerAsset and WETH as takerAsset.
/// @param wethSellAmount Desired amount of WETH to sell.
/// @param signatures Proofs that orders have been created by makers.
/// @return Amounts filled and fees paid by maker and taker.
function marketSellEth(
LibOrder.Order[] memory orders,
uint256 wethSellAmount,
bytes[] memory signatures
)
internal
returns (LibFillResults.FillResults memory fillResults);
/// @param orders Array of order specifications used containing desired makerAsset and WETH as takerAsset.
/// @param makerAssetFillAmount Desired amount of makerAsset to buy.
/// @param signatures Proofs that orders have been created by makers.
/// @return Amounts filled and fees paid by maker and taker.
function marketBuyAsset(
LibOrder.Order[] memory orders,
uint256 makerAssetFillAmount,
bytes[] memory signatures
)
internal
returns (LibFillResults.FillResults memory fillResults);
/// @dev Buys zrxBuyAmount of ZRX fee tokens, taking into account ZRX fees for each order. This will guarantee
/// that at least zrxBuyAmount of ZRX is purchased (sometimes slightly over due to rounding issues).
/// It is possible that a request to buy 200 ZRX will require purchasing 202 ZRX
/// as 2 ZRX is required to purchase the 200 ZRX fee tokens. This guarantees at least 200 ZRX for future purchases.
/// @param orders Array of order specifications containing ZRX as makerAsset and WETH as takerAsset.
/// @param zrxBuyAmount Desired amount of ZRX to buy.
/// @param signatures Proofs that orders have been created by makers.
/// @return totalFillResults Amounts filled and fees paid by maker and taker.
function marketBuyZrx(
LibOrder.Order[] memory orders,
uint256 zrxBuyAmount,
bytes[] memory signatures
)
internal
returns (LibFillResults.FillResults memory totalFillResults);
}
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