From 4159a8fe6e621fa01ccac6b97778374be658d984 Mon Sep 17 00:00:00 2001 From: Amir Bandeali Date: Sun, 22 Jul 2018 18:39:27 -0500 Subject: Add comments for deploying with constant ZRX_ASSET_DATA --- .../src/2.0.0/protocol/Exchange/libs/LibConstants.sol | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'packages/contracts/src/2.0.0/protocol/Exchange') diff --git a/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibConstants.sol b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibConstants.sol index 6918d755e..8d2732cd3 100644 --- a/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibConstants.sol +++ b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibConstants.sol @@ -19,11 +19,23 @@ pragma solidity 0.4.24; +// solhint-disable max-line-length contract LibConstants { // Asset data for ZRX token. Used for fee transfers. // @TODO: Hardcode constant when we deploy. Currently // not constant to make testing easier. + + // The proxyId for ZRX_ASSET_DATA is bytes4(keccak256("ERC20Token(address)")) = 0xf47261b0 + + // Kovan ZRX address is 0x6ff6c0ff1d68b964901f986d4c9fa3ac68346570. + // The ABI encoded proxyId and address is 0xf47261b00000000000000000000000006ff6c0ff1d68b964901f986d4c9fa3ac68346570 + // bytes constant public ZRX_ASSET_DATA = "\xf4\x72\x61\xb0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x6f\xf6\xc0\xff\x1d\x68\xb9\x64\x90\x1f\x98\x6d\x4c\x9f\xa3\xac\x68\x34\x65\x70"; + + // Mainnet ZRX address is 0xe41d2489571d322189246dafa5ebde1f4699f498. + // The ABI encoded proxyId and address is 0xf47261b0000000000000000000000000e41d2489571d322189246dafa5ebde1f4699f498 + // bytes constant public ZRX_ASSET_DATA = "\xf4\x72\x61\xb0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xe4\x1d\x24\x89\x57\x1d\x32\x21\x89\x24\x6d\xaf\xa5\xeb\xde\x1f\x46\x99\xf4\x98"; + // solhint-disable-next-line var-name-mixedcase bytes public ZRX_ASSET_DATA; @@ -34,3 +46,4 @@ contract LibConstants { ZRX_ASSET_DATA = zrxAssetData; } } +// solhint-enable max-line-length -- cgit