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Deposit214598362024-12-22 18:30:2340 days ago1734892223IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.004059727.64597381
Deposit206713982024-09-03 16:58:59150 days ago1725382739IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.001044212.0730152
Deposit206663402024-09-03 0:02:35150 days ago1725321755IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.00082281.57441587
Deposit192005662024-02-10 22:07:23355 days ago1707602843IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.0175345733.32099631
Deposit190701042024-01-23 14:56:47374 days ago1706021807IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.0179905622.6747086
Deposit189119842024-01-01 10:26:11396 days ago1704104771IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.0052542610.2937703
Deposit188236582023-12-20 0:48:11408 days ago1703033291IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.0187855336.87406811
Deposit188172112023-12-19 3:03:11409 days ago1702954991IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.0271476851.45466069
Deposit187467852023-12-09 6:08:11419 days ago1702102091IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.028523335.53261323
Deposit186737862023-11-29 0:46:59429 days ago1701218819IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.018098133.29624538
Deposit186064892023-11-19 14:36:23439 days ago1700404583IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.0137048516.1
Deposit185184342023-11-07 6:56:59451 days ago1699340219IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.0112424222.00896593
Deposit184970402023-11-04 6:58:35454 days ago1699081115IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.0112053513.80910752
Deposit184845452023-11-02 12:58:23456 days ago1698929903IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.0240352924.10125837
Deposit183931492023-10-20 17:53:47469 days ago1697824427IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.0059536111.68564474
Deposit183901752023-10-20 7:53:35469 days ago1697788415IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.005051769.89097094
Deposit183681452023-10-17 5:55:23472 days ago1697522123IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.003315386.50622879
Deposit183407722023-10-13 10:07:35476 days ago1697191655IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.006714878.50992395
Deposit183119312023-10-09 9:10:23480 days ago1696842623IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.003053586.04958118
Deposit182994332023-10-07 15:14:11482 days ago1696691651IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.003818287.47459287
Deposit182573092023-10-01 17:54:59488 days ago1696182899IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.007064729.18809794
Deposit182556742023-10-01 12:25:35488 days ago1696163135IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.004972049.33675929
Deposit182410162023-09-29 11:16:59490 days ago1695986219IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.003657757.40851065
Deposit182310222023-09-28 1:38:35491 days ago1695865115IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.004592616.50636731
Deposit182033712023-09-24 4:46:59495 days ago1695530819IN
Aura: auraBALBpt Depositor Wrapper
0 ETH0.003664126.95945223
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Contract Source Code Verified (Exact Match)

Contract Name:
CrvDepositorWrapper

Compiler Version
v0.8.11+commit.d7f03943

Optimization Enabled:
Yes with 800 runs

Other Settings:
default evmVersion
File 1 of 6 : CrvDepositorWrapper.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.11;

import { IERC20 } from "@openzeppelin/contracts-0.8/token/ERC20/IERC20.sol";
import { IVault, ICrvDepositorWrapper } from "./Interfaces.sol";
import { BalInvestor } from "./BalInvestor.sol";

interface ICrvDepositor {
    function depositFor(
        address to,
        uint256 _amount,
        bool _lock,
        address _stakeAddress
    ) external;
}

/**
 * @title   CrvDepositorWrapper
 * @notice  Converts BAL -> balBPT and then wraps to auraBAL via the crvDepositor
 */
contract CrvDepositorWrapper is ICrvDepositorWrapper, BalInvestor {
    address public immutable crvDeposit;

    constructor(
        address _crvDeposit,
        IVault _balancerVault,
        address _bal,
        address _weth,
        bytes32 _balETHPoolId
    ) BalInvestor(_balancerVault, _bal, _weth, _balETHPoolId) {
        crvDeposit = _crvDeposit;
    }

    function setApprovals() external {
        _setApprovals();
        require(IERC20(BALANCER_POOL_TOKEN).approve(crvDeposit, type(uint256).max), "!approval");
    }

    /**
     * @dev Gets minimum output based on BPT oracle price
     * @param _amount Units of BAL to deposit
     * @param _outputBps Multiplier where 100% == 10000, 99.5% == 9950 and 98% == 9800
     * @return minOut Units of BPT to expect as output
     */
    function getMinOut(uint256 _amount, uint256 _outputBps) external view returns (uint256) {
        return _getMinOut(_amount, _outputBps);
    }

    function deposit(
        uint256 _amount,
        uint256 _minOut,
        bool _lock,
        address _stakeAddress
    ) external {
        _investBalToPool(_amount, _minOut);
        uint256 bptBalance = IERC20(BALANCER_POOL_TOKEN).balanceOf(address(this));
        ICrvDepositor(crvDeposit).depositFor(msg.sender, bptBalance, _lock, _stakeAddress);
    }
}

File 2 of 6 : IERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

File 3 of 6 : Interfaces.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.11;

interface IPriceOracle {
    struct OracleAverageQuery {
        Variable variable;
        uint256 secs;
        uint256 ago;
    }
    enum Variable {
        PAIR_PRICE,
        BPT_PRICE,
        INVARIANT
    }

    function getTimeWeightedAverage(OracleAverageQuery[] memory queries)
        external
        view
        returns (uint256[] memory results);
}

interface IVault {
    enum PoolSpecialization {
        GENERAL,
        MINIMAL_SWAP_INFO,
        TWO_TOKEN
    }
    enum JoinKind {
        INIT,
        EXACT_TOKENS_IN_FOR_BPT_OUT,
        TOKEN_IN_FOR_EXACT_BPT_OUT,
        ALL_TOKENS_IN_FOR_EXACT_BPT_OUT
    }

    enum SwapKind {
        GIVEN_IN,
        GIVEN_OUT
    }

    struct SingleSwap {
        bytes32 poolId;
        SwapKind kind;
        IAsset assetIn;
        IAsset assetOut;
        uint256 amount;
        bytes userData;
    }

    struct FundManagement {
        address sender;
        bool fromInternalBalance;
        address payable recipient;
        bool toInternalBalance;
    }

    struct JoinPoolRequest {
        IAsset[] assets;
        uint256[] maxAmountsIn;
        bytes userData;
        bool fromInternalBalance;
    }

    function getPool(bytes32 poolId) external view returns (address, PoolSpecialization);

    function getPoolTokens(bytes32 poolId)
        external
        view
        returns (
            address[] memory tokens,
            uint256[] memory balances,
            uint256 lastChangeBlock
        );

    function joinPool(
        bytes32 poolId,
        address sender,
        address recipient,
        JoinPoolRequest memory request
    ) external payable;

    function swap(
        SingleSwap memory singleSwap,
        FundManagement memory funds,
        uint256 limit,
        uint256 deadline
    ) external returns (uint256 amountCalculated);

    function exitPool(
        bytes32 poolId,
        address sender,
        address payable recipient,
        ExitPoolRequest memory request
    ) external;

    struct ExitPoolRequest {
        IAsset[] assets;
        uint256[] minAmountsOut;
        bytes userData;
        bool toInternalBalance;
    }
    enum ExitKind {
        EXACT_BPT_IN_FOR_ONE_TOKEN_OUT,
        EXACT_BPT_IN_FOR_TOKENS_OUT,
        BPT_IN_FOR_EXACT_TOKENS_OUT,
        MANAGEMENT_FEE_TOKENS_OUT // for ManagedPool
    }
}

interface IAsset {
    // solhint-disable-previous-line no-empty-blocks
}

interface IAuraLocker {
    function lock(address _account, uint256 _amount) external;

    function checkpointEpoch() external;

    function epochCount() external view returns (uint256);

    function balanceAtEpochOf(uint256 _epoch, address _user) external view returns (uint256 amount);

    function totalSupplyAtEpoch(uint256 _epoch) external view returns (uint256 supply);

    function queueNewRewards(address _rewardsToken, uint256 reward) external;

    function getReward(address _account, bool _stake) external;

    function getReward(address _account) external;
}

interface IExtraRewardsDistributor {
    function addReward(address _token, uint256 _amount) external;
}

interface ICrvDepositorWrapper {
    function getMinOut(uint256, uint256) external view returns (uint256);

    function deposit(
        uint256,
        uint256,
        bool,
        address _stakeAddress
    ) external;
}

File 4 of 6 : BalInvestor.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.11;
pragma abicoder v2;

import { IERC20 } from "@openzeppelin/contracts-0.8/token/ERC20/IERC20.sol";
import { SafeERC20 } from "@openzeppelin/contracts-0.8/token/ERC20/utils/SafeERC20.sol";
import { IVault, IPriceOracle, IAsset } from "./Interfaces.sol";

/**
 * @title   BalInvestor
 * @notice  Deposits $BAL into a BAL/WETH BPT. Hooks into TWAP to determine minOut.
 * @dev     Abstract contract for depositing BAL -> balBPT -> auraBAL via crvDepositor
 */
abstract contract BalInvestor {
    using SafeERC20 for IERC20;

    IVault public immutable BALANCER_VAULT;
    address public immutable BAL;
    address public immutable WETH;
    address public immutable BALANCER_POOL_TOKEN;
    bytes32 public immutable BAL_ETH_POOL_ID;

    constructor(
        IVault _balancerVault,
        address _bal,
        address _weth,
        bytes32 _balETHPoolId
    ) {
        (
            address poolAddress, /* */

        ) = _balancerVault.getPool(_balETHPoolId);
        require(poolAddress != address(0), "!poolAddress");

        BALANCER_VAULT = _balancerVault;
        BAL = _bal;
        WETH = _weth;
        BALANCER_POOL_TOKEN = poolAddress;
        BAL_ETH_POOL_ID = _balETHPoolId;
    }

    function _setApprovals() internal {
        IERC20(WETH).safeApprove(address(BALANCER_VAULT), type(uint256).max);
        IERC20(BAL).safeApprove(address(BALANCER_VAULT), type(uint256).max);
    }

    function _getBptPrice() internal view returns (uint256) {
        IPriceOracle.OracleAverageQuery[] memory queries = new IPriceOracle.OracleAverageQuery[](1);

        queries[0].variable = IPriceOracle.Variable.BPT_PRICE;
        queries[0].secs = 3600; // last hour
        queries[0].ago = 0; // now

        // Gets the balancer time weighted average price denominated in BAL
        return IPriceOracle(BALANCER_POOL_TOKEN).getTimeWeightedAverage(queries)[0];
    }

    function _getMinOut(uint256 amount, uint256 minOutBps) internal view returns (uint256) {
        // Gets the balancer time weighted average price denominated in BAL
        // e.g.  if 1 BAL == 0.4 BPT, bptOraclePrice == 2.5
        uint256 bptOraclePrice = _getBptPrice();
        // e.g. minOut = (((100e18 * 1e18) / 2.5e18) * 9980) / 10000;
        // e.g. minout = 39.92e18
        uint256 minOut = (((amount * 1e18) / bptOraclePrice) * minOutBps) / 10000;
        return minOut;
    }

    function _investBalToPool(uint256 amount, uint256 minOut) internal {
        IERC20(BAL).safeTransferFrom(msg.sender, address(this), amount);
        IAsset[] memory assets = new IAsset[](2);
        assets[0] = IAsset(BAL);
        assets[1] = IAsset(WETH);
        uint256[] memory maxAmountsIn = new uint256[](2);
        maxAmountsIn[0] = amount;
        maxAmountsIn[1] = 0;

        BALANCER_VAULT.joinPool(
            BAL_ETH_POOL_ID,
            address(this),
            address(this),
            IVault.JoinPoolRequest(
                assets,
                maxAmountsIn,
                abi.encode(IVault.JoinKind.EXACT_TOKENS_IN_FOR_BPT_OUT, maxAmountsIn, minOut),
                false // Don't use internal balances
            )
        );
    }
}

File 5 of 6 : SafeERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";
import "../../../utils/Address.sol";

/**
 * @title SafeERC20
 * @dev Wrappers around ERC20 operations that throw on failure (when the token
 * contract returns false). Tokens that return no value (and instead revert or
 * throw on failure) are also supported, non-reverting calls are assumed to be
 * successful.
 * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
 * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
 */
library SafeERC20 {
    using Address for address;

    function safeTransfer(
        IERC20 token,
        address to,
        uint256 value
    ) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
    }

    function safeTransferFrom(
        IERC20 token,
        address from,
        address to,
        uint256 value
    ) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
    }

    /**
     * @dev Deprecated. This function has issues similar to the ones found in
     * {IERC20-approve}, and its usage is discouraged.
     *
     * Whenever possible, use {safeIncreaseAllowance} and
     * {safeDecreaseAllowance} instead.
     */
    function safeApprove(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        // safeApprove should only be called when setting an initial allowance,
        // or when resetting it to zero. To increase and decrease it, use
        // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
        require(
            (value == 0) || (token.allowance(address(this), spender) == 0),
            "SafeERC20: approve from non-zero to non-zero allowance"
        );
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
    }

    function safeIncreaseAllowance(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        uint256 newAllowance = token.allowance(address(this), spender) + value;
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
    }

    function safeDecreaseAllowance(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        unchecked {
            uint256 oldAllowance = token.allowance(address(this), spender);
            require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
            uint256 newAllowance = oldAllowance - value;
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
        }
    }

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     */
    function _callOptionalReturn(IERC20 token, bytes memory data) private {
        // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
        // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that
        // the target address contains contract code and also asserts for success in the low-level call.

        bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
        if (returndata.length > 0) {
            // Return data is optional
            require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
        }
    }
}

File 6 of 6 : Address.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Address.sol)

pragma solidity ^0.8.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

Settings
{
  "metadata": {
    "bytecodeHash": "none"
  },
  "optimizer": {
    "enabled": true,
    "runs": 800
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_crvDeposit","type":"address"},{"internalType":"contract IVault","name":"_balancerVault","type":"address"},{"internalType":"address","name":"_bal","type":"address"},{"internalType":"address","name":"_weth","type":"address"},{"internalType":"bytes32","name":"_balETHPoolId","type":"bytes32"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"BAL","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BALANCER_POOL_TOKEN","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BALANCER_VAULT","outputs":[{"internalType":"contract IVault","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"BAL_ETH_POOL_ID","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"WETH","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"crvDeposit","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"},{"internalType":"uint256","name":"_minOut","type":"uint256"},{"internalType":"bool","name":"_lock","type":"bool"},{"internalType":"address","name":"_stakeAddress","type":"address"}],"name":"deposit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"},{"internalType":"uint256","name":"_outputBps","type":"uint256"}],"name":"getMinOut","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"setApprovals","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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Deployed Bytecode

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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000ead792b55340aa20181a80d6a16db6a0ecd1b827000000000000000000000000ba12222222228d8ba445958a75a0704d566bf2c8000000000000000000000000ba100000625a3754423978a60c9317c58a424e3d000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc25c6ee304399dbdb9c8ef030ab642b10820db8f56000200000000000000000014

-----Decoded View---------------
Arg [0] : _crvDeposit (address): 0xeAd792B55340Aa20181A80d6a16db6A0ECd1b827
Arg [1] : _balancerVault (address): 0xBA12222222228d8Ba445958a75a0704d566BF2C8
Arg [2] : _bal (address): 0xba100000625a3754423978a60c9317c58a424e3D
Arg [3] : _weth (address): 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2
Arg [4] : _balETHPoolId (bytes32): 0x5c6ee304399dbdb9c8ef030ab642b10820db8f56000200000000000000000014

-----Encoded View---------------
5 Constructor Arguments found :
Arg [0] : 000000000000000000000000ead792b55340aa20181a80d6a16db6a0ecd1b827
Arg [1] : 000000000000000000000000ba12222222228d8ba445958a75a0704d566bf2c8
Arg [2] : 000000000000000000000000ba100000625a3754423978a60c9317c58a424e3d
Arg [3] : 000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2
Arg [4] : 5c6ee304399dbdb9c8ef030ab642b10820db8f56000200000000000000000014


Block Transaction Difficulty Gas Used Reward
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Block Uncle Number Difficulty Gas Used Reward
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OVERVIEW

This is the entry point for BAL > auraBAL wrapping. It accepts BAL and converts it to B-80BAL-20WETH BPT to then send to "auraBALBptDepositor".

Validator Index Block Amount
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Transaction Hash Block Value Eth2 PubKey Valid
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.