Socket contracts added

contracts/mainnet/connectors/socket/events.sol

@@ -0,0 +1,14 @@
+//SPDX-License-Identifier: MIT
+pragma solidity ^0.7.0;
+pragma experimental ABIEncoderV2;
+
+contract Events {
+    event LogBridge (
+        address to,
+        bytes txData,
+        address token,
+        uint256 allowanceTarget,
+        uint256 amount,
+        uint256 getId
+    );
+}

contracts/mainnet/connectors/socket/main.sol

@@ -0,0 +1,68 @@
+//SPDX-License-Identifier: MIT
+pragma solidity ^0.7.0;
+pragma experimental ABIEncoderV2;
+
+/**
+ * @title Socket.
+ * @dev Multi-chain Bridge Aggregator.
+ */
+
+import { Basic } from "../../common/basic.sol";
+import { TokenInterface } from "../../common/interfaces.sol";
+import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
+
+abstract contract SocketConnector is Basic {
+
+    struct BridgeParams {
+		address payable to; 
+        bytes txData;
+        address token;
+        address allowanceTarget;
+        uint256 amount;
+	}
+
+    function bridge(BridgeParams memory _params, uint256 _getId)
+        external 
+        payable 
+        returns (string memory _eventName, bytes memory _eventParam) 
+    {
+        _params.amount = getUint(_getId, _params.amount);
+
+        if(_params.token == ethAddr) {
+            _params.amount = _params.amount == uint256(-1)
+				? address(this).balance
+				: _params.amount;
+
+            (bool success, ) = _params.to.call{value: _params.amount}(_params.txData);
+            require(success);
+
+        } else {
+
+            IERC20 _tokenContract = IERC20(_params.token);
+
+            _params.amount = _params.amount == uint256(-1)
+				? _tokenContract.balanceOf(address(this))
+				: _params.amount;
+
+
+            _tokenContract.approve(_params.allowanceTarget, _params.amount);
+            (bool success, ) = _params.to.call(_params.txData);
+            require(success);
+        }
+
+        _eventName = "LogSocketBridge(address,bytes,address,address,uint256,uint256)";
+		_eventParam = abi.encode(
+			_params.to,
+			_params.txData,
+			_params.token,
+			_params.allowanceTarget,
+			_params.amount,
+			_getId
+		);
+    }
+
+}
+
+contract ConnectV2Socket is SocketConnector {
+	string public constant name = "Socket-v1.0";
+}