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Contract

0xCFC7B36fA3B59CA963a44c86c2C369bC311896E5
 

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Contract Source Code Verified (Exact Match)

Contract Name:
Burner

Compiler Version
v0.8.19+commit.7dd6d404

Optimization Enabled:
Yes with 200 runs

Other Settings:
paris EvmVersion
File 1 of 4 : Burner.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.19;

import "./interfaces/ITokenMinter.sol";
import '@openzeppelin/contracts/token/ERC20/IERC20.sol';
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";


contract Burner is ReentrancyGuard{

    address public immutable cvxprisma;
    event Burned(address indexed _address, uint256 _amount);

    constructor(address _cvxprisma){
        cvxprisma = _cvxprisma;
    }

    function burn() external nonReentrant returns(uint256 amount){
        amount = IERC20(cvxprisma).balanceOf(address(this));
        ITokenMinter(cvxprisma).burn(address(this),amount);
        emit Burned(address(this),amount);
    }

    function burnAtSender(uint256 _amount) external nonReentrant returns(uint256 amount){
        ITokenMinter(cvxprisma).burn(msg.sender,_amount);
        emit Burned(msg.sender, _amount);
        return _amount;
    }

}

File 2 of 4 : ITokenMinter.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.19;

interface ITokenMinter{
    function mint(address,uint256) external;
    function burn(address,uint256) external;
    function setOperator(address _operator, bool _active) external;
}

File 3 of 4 : IERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @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);

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

File 4 of 4 : ReentrancyGuard.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (security/ReentrancyGuard.sol)

pragma solidity ^0.8.0;

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

    // The values being non-zero value makes deployment a bit more expensive,
    // but in exchange the refund on every call to nonReentrant will be lower in
    // amount. Since refunds are capped to a percentage of the total
    // transaction's gas, it is best to keep them low in cases like this one, to
    // increase the likelihood of the full refund coming into effect.
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and making it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        _nonReentrantBefore();
        _;
        _nonReentrantAfter();
    }

    function _nonReentrantBefore() private {
        // On the first call to nonReentrant, _status will be _NOT_ENTERED
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;
    }

    function _nonReentrantAfter() private {
        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a
     * `nonReentrant` function in the call stack.
     */
    function _reentrancyGuardEntered() internal view returns (bool) {
        return _status == _ENTERED;
    }
}

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

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_cvxprisma","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"_address","type":"address"},{"indexed":false,"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"Burned","type":"event"},{"inputs":[],"name":"burn","outputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"burnAtSender","outputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"cvxprisma","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","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)

00000000000000000000000034635280737b5bfe6c7dc2fc3065d60d66e78185

-----Decoded View---------------
Arg [0] : _cvxprisma (address): 0x34635280737b5BFe6c7DC2FC3065D60d66e78185

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 00000000000000000000000034635280737b5bfe6c7dc2fc3065d60d66e78185


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