Contract

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Is this a proxy?
• Similar
• Sol2Uml
• Submit Audit
• Compare

//SPDX-License-Identifier: MIT
pragma solidity ^0.7.0;
pragma experimental ABIEncoderV2;

/**
 * @title Swap.
 * @dev Swap integration for DEX Aggregators.
 */

// import files
import { SwapHelpers } from "./helpers.sol";
import { Events } from "./events.sol";

abstract contract Swap is SwapHelpers, Events {
	/**
	 * @dev Swap ETH/ERC20_Token using dex aggregators.
	 * @notice Swap tokens from exchanges like 1INCH, 0x etc, with calculation done off-chain.
	 * @param _connectors The name of the connectors like 1INCH-A, 0x etc, in order of their priority.
	 * @param _datas Encoded function call data including function selector encoded with parameters.
	 */
	function swap(string[] memory _connectors, bytes[] memory _datas)
		external
		payable
		returns (string memory _eventName, bytes memory _eventParam)
	{
		(bool success, bytes memory returnData, string memory connector) = _swap(
			_connectors,
			_datas
		);

		require(success, "swap-Aggregator-failed");
		(string memory eventName, bytes memory eventParam) = abi.decode(
			returnData,
			(string, bytes)
		);

		_eventName = "LogSwapAggregator(string[],string,string,bytes)";
		_eventParam = abi.encode(_connectors, connector, eventName, eventParam);
	}
}

contract ConnectV2SwapAggregator is Swap {
	string public name = "Swap-Aggregator-v1";
}

//SPDX-License-Identifier: MIT
pragma solidity ^0.7.0;
pragma abicoder v2;

import { InstaConnectors } from "../../common/interfaces.sol";

contract SwapHelpers {
	/**
	 * @dev Instadapp Connectors Registry
	 */
	InstaConnectors internal constant instaConnectors =
		InstaConnectors(0x97b0B3A8bDeFE8cB9563a3c610019Ad10DB8aD11);

	/**
	 *@dev Swap using the dex aggregators.
	 *@param _connectors name of the connectors in preference order.
	 *@param _datas data for the swap cast.
	 */
	function _swap(string[] memory _connectors, bytes[] memory _datas)
		internal
		returns (
			bool success,
			bytes memory returnData,
			string memory connector
		)
	{
		uint256 _length = _connectors.length;
		require(_length > 0, "zero-length-not-allowed");
		require(_datas.length == _length, "calldata-length-invalid");

		(bool isOk, address[] memory connectors) = instaConnectors.isConnectors(
			_connectors
		);
		require(isOk, "connector-names-invalid");

		for (uint256 i = 0; i < _length; i++) {
			(success, returnData) = connectors[i].delegatecall(_datas[i]);
			if (success) {
				connector = _connectors[i];
				break;
			}
		}
	}
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.7.0;
pragma abicoder v2;

contract Events {
	event LogSwapAggregator(
		string[] connectors,
		string connectorName,
		string eventName,
		bytes eventParam
	);
}

//SPDX-License-Identifier: MIT
pragma solidity ^0.7.0;
pragma abicoder v2;

interface TokenInterface {
    function approve(address, uint256) external;
    function transfer(address, uint) external;
    function transferFrom(address, address, uint) external;
    function deposit() external payable;
    function withdraw(uint) external;
    function balanceOf(address) external view returns (uint);
    function decimals() external view returns (uint);
    function totalSupply() external view returns (uint);
}

interface MemoryInterface {
    function getUint(uint id) external returns (uint num);
    function setUint(uint id, uint val) external;
}

interface InstaMapping {
    function cTokenMapping(address) external view returns (address);
    function gemJoinMapping(bytes32) external view returns (address);
}

interface AccountInterface {
    function enable(address) external;
    function disable(address) external;
    function isAuth(address) external view returns (bool);
}

interface InstaConnectors {
    function isConnectors(string[] calldata) external returns (bool, address[] memory);
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"anonymous":false,"inputs":[{"indexed":false,"internalType":"string[]","name":"connectors","type":"string[]"},{"indexed":false,"internalType":"string","name":"connectorName","type":"string"},{"indexed":false,"internalType":"string","name":"eventName","type":"string"},{"indexed":false,"internalType":"bytes","name":"eventParam","type":"bytes"}],"name":"LogSwapAggregator","type":"event"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string[]","name":"_connectors","type":"string[]"},{"internalType":"bytes[]","name":"_datas","type":"bytes[]"}],"name":"swap","outputs":[{"internalType":"string","name":"_eventName","type":"string"},{"internalType":"bytes","name":"_eventParam","type":"bytes"}],"stateMutability":"payable","type":"function"}]

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

0x6080604052600436106100295760003560e01c806306fdde031461002e578063fd05818314610059575b600080fd5b34801561003a57600080fd5b5061004361007a565b604051610050919061075e565b60405180910390f35b61006c61006736600461045d565b610108565b604051610050929190610771565b6000805460408051602060026001851615610100026000190190941693909304601f810184900484028201840190925281815292918301828280156101005780601f106100d557610100808354040283529160200191610100565b820191906000526020600020905b8154815290600101906020018083116100e357829003601f168201915b505050505081565b606080600080600061011a87876101b0565b925092509250826101465760405162461bcd60e51b815260040161013d9061079f565b60405180910390fd5b6000808380602001905181019061015d91906105e2565b915091506040518060600160405280602f8152602001610909602f91399650888383836040516020016101939493929190610706565b604051602081830303815290604052955050505050509250929050565b6000606080600085519050600081116101db5760405162461bcd60e51b815260040161013d90610806565b808551146101fb5760405162461bcd60e51b815260040161013d906107cf565b60405163a0a32c0b60e01b815260009081907397b0b3a8bdefe8cb9563a3c610019ad10db8ad119063a0a32c0b90610237908b906004016106f3565b600060405180830381600087803b15801561025157600080fd5b505af1158015610265573d6000803e3d6000fd5b505050506040513d6000823e601f3d908101601f1916820160405261028d9190810190610523565b91509150816102ae5760405162461bcd60e51b815260040161013d9061083d565b60005b83811015610366578181815181106102c557fe5b60200260200101516001600160a01b03168882815181106102e257fe5b60200260200101516040516102f791906106d7565b600060405180830381855af49150503d8060008114610332576040519150601f19603f3d011682016040523d82523d6000602084013e610337565b606091505b509097509550861561035e5788818151811061034f57fe5b60200260200101519450610366565b6001016102b1565b505050509250925092565b600061038461037f846108b6565b610874565b905082815283838301111561039857600080fd5b828260208301376000602084830101529392505050565b60006103bd61037f846108b6565b90508281528383830111156103d157600080fd5b6103df8360208301846108d8565b9392505050565b600082601f8301126103f6578081fd5b8135602061040661037f83610898565b82815281810190858301855b85811015610450578135880189603f82011261042c578788fd5b61043d8a8783013560408401610371565b8552509284019290840190600101610412565b5090979650505050505050565b6000806040808486031215610470578283fd5b833567ffffffffffffffff80821115610487578485fd5b818601915086601f83011261049a578485fd5b813560206104aa61037f83610898565b82815281810190858301895b858110156104f357813588018d603f8201126104d0578b8cfd5b6104e08e878301358c8401610371565b85525092840192908401906001016104b6565b5090985050508701359350508083111561050b578384fd5b5050610519858286016103e6565b9150509250929050565b60008060408385031215610535578182fd5b82518015158114610544578283fd5b8092505060208084015167ffffffffffffffff811115610562578283fd5b8401601f81018613610572578283fd5b805161058061037f82610898565b81815283810190838501858402850186018a101561059c578687fd5b8694505b838510156105d25780516001600160a01b03811681146105be578788fd5b8352600194909401939185019185016105a0565b5080955050505050509250929050565b600080604083850312156105f4578182fd5b825167ffffffffffffffff8082111561060b578384fd5b818501915085601f83011261061e578384fd5b61062d868351602085016103af565b93506020850151915080821115610642578283fd5b508301601f81018513610653578182fd5b610519858251602084016103af565b60008282518085526020808601955080818302840101818601855b8481101561045057601f198684030189526106998383516106ab565b9884019892509083019060010161067d565b600081518084526106c38160208601602086016108d8565b601f01601f19169290920160200192915050565b600082516106e98184602087016108d8565b9190910192915050565b6000602082526103df6020830184610662565b6000608082526107196080830187610662565b828103602084015261072b81876106ab565b9050828103604084015261073f81866106ab565b9050828103606084015261075381856106ab565b979650505050505050565b6000602082526103df60208301846106ab565b60006040825261078460408301856106ab565b828103602084015261079681856106ab565b95945050505050565b6020808252601690820152751cddd85c0b5059d9dc9959d85d1bdc8b59985a5b195960521b604082015260600190565b60208082526017908201527f63616c6c646174612d6c656e6774682d696e76616c6964000000000000000000604082015260600190565b60208082526017908201527f7a65726f2d6c656e6774682d6e6f742d616c6c6f776564000000000000000000604082015260600190565b60208082526017908201527f636f6e6e6563746f722d6e616d65732d696e76616c6964000000000000000000604082015260600190565b60405181810167ffffffffffffffff8111828210171561089057fe5b604052919050565b600067ffffffffffffffff8211156108ac57fe5b5060209081020190565b600067ffffffffffffffff8211156108ca57fe5b50601f01601f191660200190565b60005b838110156108f35781810151838201526020016108db565b83811115610902576000848401525b5050505056fe4c6f675377617041676772656761746f7228737472696e675b5d2c737472696e672c737472696e672c627974657329a2646970667358221220e0bc5c6c6eedf695f19c54dd751ee48617b9f68a76de6a55b758d7bccf612c1464736f6c63430007060033