1 files changed, 49 insertions, 0 deletions
diff --git a/packages/contracts/src/2.0.0/forwarder/MixinConstants.sol b/packages/contracts/src/2.0.0/forwarder/MixinConstants.sol
new file mode 100644
index 000000000..18f2ba3bc
--- /dev/null
+++ b/packages/contracts/src/2.0.0/forwarder/MixinConstants.sol
@@ -0,0 +1,49 @@
+/*
+
+  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;
+
+import "../protocol/Exchange/Exchange.sol";
+import { WETH9 as EtherToken } from "../tokens/WETH9/WETH9.sol";
+import "../tokens/ERC20Token/IERC20Token.sol";
+
+contract MixinConstants {
+
+    Exchange EXCHANGE;
+    EtherToken ETHER_TOKEN;
+    IERC20Token ZRX_TOKEN;
+    bytes ZRX_ASSET_DATA;
+    bytes WETH_ASSET_DATA;
+
+    constructor (
+        address _exchange,
+        address _etherToken,
+        address _zrxToken,
+        bytes memory _zrxAssetData,
+        bytes memory _wethAssetData
+    )
+        public
+    {
+        EXCHANGE = Exchange(_exchange);
+        ETHER_TOKEN = EtherToken(_etherToken);
+        ZRX_TOKEN = IERC20Token(_zrxToken);
+        ZRX_ASSET_DATA = _zrxAssetData;
+        WETH_ASSET_DATA = _wethAssetData;
+    }
+
+}
+\ No newline at end of file