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author | fragosti <francesco.agosti93@gmail.com> | 2018-07-26 01:33:13 +0800 |
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committer | fragosti <francesco.agosti93@gmail.com> | 2018-07-26 01:33:13 +0800 |
commit | da4b70fcae1da2c35905a30b79707b3f27b9fa3a (patch) | |
tree | 65dbdb8f75c8e93cd788149610522f5bf5ada643 /packages/contracts/src/2.0.0/forwarder/libs/LibConstants.sol | |
parent | ad4c2b95e4722e6d227c26f436bedf7b06f5356a (diff) | |
parent | 05b35c0fdcbca7980d4195e96ec791c1c2d13398 (diff) | |
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Merge branch 'v2-prototype' of https://github.com/0xProject/0x-monorepo into feature/web3-wrapper/unexport-marshaller
Diffstat (limited to 'packages/contracts/src/2.0.0/forwarder/libs/LibConstants.sol')
-rw-r--r-- | packages/contracts/src/2.0.0/forwarder/libs/LibConstants.sol | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/packages/contracts/src/2.0.0/forwarder/libs/LibConstants.sol b/packages/contracts/src/2.0.0/forwarder/libs/LibConstants.sol new file mode 100644 index 000000000..c26d7902c --- /dev/null +++ b/packages/contracts/src/2.0.0/forwarder/libs/LibConstants.sol @@ -0,0 +1,58 @@ +/* + + 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/interfaces/IExchange.sol"; +import "../../tokens/EtherToken/IEtherToken.sol"; +import "../../tokens/ERC20Token/IERC20Token.sol"; + + +contract LibConstants { + + bytes4 constant internal ERC20_DATA_ID = bytes4(keccak256("ERC20Token(address)")); + bytes4 constant internal ERC721_DATA_ID = bytes4(keccak256("ERC721Token(address,uint256)")); + uint256 constant internal MAX_UINT = 2**256 - 1; + uint256 constant internal PERCENTAGE_DENOMINATOR = 10**18; + uint256 constant internal MAX_FEE_PERCENTAGE = 5 * PERCENTAGE_DENOMINATOR / 100; // 5% + uint256 constant internal MAX_WETH_FILL_PERCENTAGE = 95 * PERCENTAGE_DENOMINATOR / 100; // 95% + + // solhint-disable var-name-mixedcase + IExchange internal EXCHANGE; + IEtherToken internal ETHER_TOKEN; + IERC20Token internal ZRX_TOKEN; + bytes internal ZRX_ASSET_DATA; + bytes internal WETH_ASSET_DATA; + // solhint-enable var-name-mixedcase + + constructor ( + address _exchange, + address _etherToken, + address _zrxToken, + bytes memory _zrxAssetData, + bytes memory _wethAssetData + ) + public + { + EXCHANGE = IExchange(_exchange); + ETHER_TOKEN = IEtherToken(_etherToken); + ZRX_TOKEN = IERC20Token(_zrxToken); + ZRX_ASSET_DATA = _zrxAssetData; + WETH_ASSET_DATA = _wethAssetData; + } +} |