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Diffstat (limited to 'packages/contracts/src/contracts/current/protocol/Exchange/mixins/MMatchOrders.sol')
-rw-r--r-- | packages/contracts/src/contracts/current/protocol/Exchange/mixins/MMatchOrders.sol | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MMatchOrders.sol b/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MMatchOrders.sol new file mode 100644 index 000000000..7dd608cf2 --- /dev/null +++ b/packages/contracts/src/contracts/current/protocol/Exchange/mixins/MMatchOrders.sol @@ -0,0 +1,65 @@ +/* + + 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 "../libs/LibOrder.sol"; +import "../libs/LibFillResults.sol"; +import "./MExchangeCore.sol"; +import "../interfaces/IMatchOrders.sol"; + +contract MMatchOrders is + IMatchOrders +{ + + /// @dev Validates context for matchOrders. Succeeds or throws. + /// @param leftOrder First order to match. + /// @param rightOrder Second order to match. + function assertValidMatch( + LibOrder.Order memory leftOrder, + LibOrder.Order memory rightOrder + ) + internal; + + /// @dev Validates matched fill results. Succeeds or throws. + /// @param matchedFillResults Amounts to fill and fees to pay by maker and taker of matched orders. + function assertValidMatchResults(LibFillResults.MatchedFillResults memory matchedFillResults) + internal; + + /// @dev Calculates fill amounts for the matched orders. + /// Each order is filled at their respective price point. However, the calculations are + /// carried out as though the orders are both being filled at the right order's price point. + /// The profit made by the leftOrder order goes to the taker (who matched the two orders). + /// @param leftOrder First order to match. + /// @param rightOrder Second order to match. + /// @param leftOrderStatus Order status of left order. + /// @param rightOrderStatus Order status of right order. + /// @param leftOrderFilledAmount Amount of left order already filled. + /// @param rightOrderFilledAmount Amount of right order already filled. + /// @param matchedFillResults Amounts to fill and fees to pay by maker and taker of matched orders. + function calculateMatchedFillResults( + LibOrder.Order memory leftOrder, + LibOrder.Order memory rightOrder, + uint8 leftOrderStatus, + uint8 rightOrderStatus, + uint256 leftOrderFilledAmount, + uint256 rightOrderFilledAmount + ) + internal + returns (LibFillResults.MatchedFillResults memory matchedFillResults); +} |