Warning! Contract bytecode has been changed and doesn't match the verified one. Therefore, interaction with this smart contract may be risky.
- Contract name:
- SwapPathRegistry
- Optimization enabled
- true
- Compiler version
- v0.6.12+commit.27d51765
- Optimization runs
- 200
- EVM Version
- default
- Verified at
- 2022-04-05T20:32:32.784460Z
Constructor Arguments
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Contract source code
// Sources flattened with hardhat v2.4.3 https://hardhat.org
// File @openzeppelin/contracts/GSN/[email protected]
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.0;
/*
* @dev Provides information about the current execution context, including the
* sender of the transaction and its data. While these are generally available
* via msg.sender and msg.data, they should not be accessed in such a direct
* manner, since when dealing with GSN meta-transactions the account sending and
* paying for execution may not be the actual sender (as far as an application
* is concerned).
*
* This contract is only required for intermediate, library-like contracts.
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
return msg.data;
}
}
// File @openzeppelin/contracts/access/[email protected]
pragma solidity ^0.6.0;
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
// File contracts/SwapPathRegistry.sol
pragma solidity >=0.6.0;
contract SwapPathRegistry is Ownable {
// router -> from -> to
mapping(address => mapping(address => mapping(address => address[]))) public routes;
function addRoute(
address _router,
address _from,
address _to,
address[] calldata path
) external onlyOwner {
require(_from != address(0), "Src token is invalid");
require(_to != address(0), "Dst token is invalid");
require(_from != _to, "Src token must be diff from Dst token");
require(_router != address(0), "Router is invalid");
require(path[0] == _from, "Route must start with src token");
require(path[path.length - 1] == _to, "Route must end with dst token");
routes[_router][_from][_to] = path;
}
function getSwapRoute(address _router, address _fromToken, address _toToken)
external
view
returns (address[] memory _path)
{
_path = routes[_router][_fromToken][_toToken];
}
}
Contract ABI
[{"type":"event","name":"OwnershipTransferred","inputs":[{"type":"address","name":"previousOwner","internalType":"address","indexed":true},{"type":"address","name":"newOwner","internalType":"address","indexed":true}],"anonymous":false},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"addRoute","inputs":[{"type":"address","name":"_router","internalType":"address"},{"type":"address","name":"_from","internalType":"address"},{"type":"address","name":"_to","internalType":"address"},{"type":"address[]","name":"path","internalType":"address[]"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"address[]","name":"_path","internalType":"address[]"}],"name":"getSwapRoute","inputs":[{"type":"address","name":"_router","internalType":"address"},{"type":"address","name":"_fromToken","internalType":"address"},{"type":"address","name":"_toToken","internalType":"address"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"owner","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"renounceOwnership","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"routes","inputs":[{"type":"address","name":"","internalType":"address"},{"type":"address","name":"","internalType":"address"},{"type":"address","name":"","internalType":"address"},{"type":"uint256","name":"","internalType":"uint256"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"transferOwnership","inputs":[{"type":"address","name":"newOwner","internalType":"address"}]}]
Contract Creation Code
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