dsa-polygon-migration/contracts/common/stores-polygon.sol
2021-04-08 05:15:00 +05:30

38 lines
973 B
Solidity

pragma solidity ^0.7.0;
import { MemoryInterface } from "./interfaces.sol";
abstract contract Stores {
/**
* @dev Return matic address
*/
address constant internal maticAddr = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;
/**
* @dev Return Wrapped MATIC address
*/
address constant internal wmaticAddr = 0x0d500B1d8E8eF31E21C99d1Db9A6444d3ADf1270;
/**
* @dev Return memory variable address
*/
MemoryInterface constant internal instaMemory = MemoryInterface(address(0)); // TODO: memory address on Polygon
/**
* @dev Get Uint value from InstaMemory Contract.
*/
function getUint(uint getId, uint val) internal returns (uint returnVal) {
returnVal = getId == 0 ? val : instaMemory.getUint(getId);
}
/**
* @dev Set Uint value in InstaMemory Contract.
*/
function setUint(uint setId, uint val) virtual internal {
if (setId != 0) instaMemory.setUint(setId, val);
}
}