Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

•    - function implementation()
•  contract UpgradeabilityProxy is Pr ...
•    - function implementation()
•    - function _setImplementation(address _ ...
•    - function _upgradeTo(address _newImple ...
•  contract OwnedUpgradeabilityProxy ... *
•    - function proxyOwner()
•    - function transferProxyOwnership(addre ...
•    - function upgradeTo(address _implement ...
•    - function _setUpgradeabilityOwner(addr ...

More Options

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

/**
 *Submitted for verification at Etherscan.io on 2021-07-15
*/

// Sources flattened with hardhat v2.3.3 https://hardhat.org

// File contracts/proxies/Proxy.sol

pragma solidity 0.8.4;

/**
 * @title Proxy
 * @dev Gives the possibility to delegate any call to a foreign implementation.
 */
abstract contract Proxy {
    /**
    * @dev Fallback function allowing to perform a delegatecall to the given implementation.
    * This function will return whatever the implementation call returns
    */
    fallback() external payable {
        address _impl = implementation();
        require(_impl != address(0));

        assembly {
            let ptr := mload(0x40)
            calldatacopy(ptr, 0, calldatasize())
            let result := delegatecall(gas(), _impl, ptr, calldatasize(), 0, 0)
            let size := returndatasize()
            returndatacopy(ptr, 0, size)

            switch result
            case 0 { revert(ptr, size) }
            default { return(ptr, size) }
            }
    }

    /**
    * @dev Tells the address of the implementation where every call will be delegated.
    * @return address of the implementation to which it will be delegated
    */
    function implementation() public view virtual returns (address);
}


// File contracts/proxies/UpgradeabilityProxy.sol

pragma solidity 0.8.4;

/**
 * @title UpgradeabilityProxy
 * @dev This contract represents a proxy where the implementation address to which it will delegate can be upgraded
 */
contract UpgradeabilityProxy is Proxy {
    /**
    * @dev This event will be emitted every time the implementation gets upgraded
    * @param implementation representing the address of the upgraded implementation
    */
    event Upgraded(address indexed implementation);

    // Storage position of the address of the current implementation
    bytes32 private constant IMPLEMENTATION_POSITION = keccak256("org.armor.proxy.implementation");

    /**
    * @dev Constructor function
    */
    constructor() public {}

    /**
    * @dev Tells the address of the current implementation
    * @return impl address of the current implementation
    */
    function implementation() public view override returns (address impl) {
        bytes32 position = IMPLEMENTATION_POSITION;
        assembly {
            impl := sload(position)
        }
    }

    /**
    * @dev Sets the address of the current implementation
    * @param _newImplementation address representing the new implementation to be set
    */
    function _setImplementation(address _newImplementation) internal {
        bytes32 position = IMPLEMENTATION_POSITION;
        assembly {
        sstore(position, _newImplementation)
        }
    }

    /**
    * @dev Upgrades the implementation address
    * @param _newImplementation representing the address of the new implementation to be set
    */
    function _upgradeTo(address _newImplementation) internal {
        address currentImplementation = implementation();
        require(currentImplementation != _newImplementation);
        _setImplementation(_newImplementation);
        emit Upgraded(_newImplementation);
    }
}


// File contracts/proxies/OwnedUpgradeabilityProxy.sol

// SPDX-License-Identifier: MIT

pragma solidity 0.8.4;

/**
 * @title OwnedUpgradeabilityProxy
 * @dev This contract combines an upgradeability proxy with basic authorization control functionalities
 */
contract OwnedUpgradeabilityProxy is UpgradeabilityProxy {
    /**
    * @dev Event to show ownership has been transferred
    * @param previousOwner representing the address of the previous owner
    * @param newOwner representing the address of the new owner
    */
    event ProxyOwnershipTransferred(address previousOwner, address newOwner);

    // Storage position of the owner of the contract
    bytes32 private constant PROXY_OWNER_POSITION = keccak256("org.armor.proxy.owner");

    /**
    * @dev the constructor sets the original owner of the contract to the sender account.
    */
    constructor(address _implementation) public {
        _setUpgradeabilityOwner(msg.sender);
        _upgradeTo(_implementation);
    }

    /**
    * @dev Throws if called by any account other than the owner.
    */
    modifier onlyProxyOwner() {
        require(msg.sender == proxyOwner());
        _;
    }

    /**
    * @dev Tells the address of the owner
    * @return owner the address of the owner
    */
    function proxyOwner() public view returns (address owner) {
        bytes32 position = PROXY_OWNER_POSITION;
        assembly {
            owner := sload(position)
        }
    }

    /**
    * @dev Allows the current owner to transfer control of the contract to a newOwner.
    * @param _newOwner The address to transfer ownership to.
    */
    function transferProxyOwnership(address _newOwner) public onlyProxyOwner {
        require(_newOwner != address(0));
        _setUpgradeabilityOwner(_newOwner);
        emit ProxyOwnershipTransferred(proxyOwner(), _newOwner);
    }

    /**
    * @dev Allows the proxy owner to upgrade the current version of the proxy.
    * @param _implementation representing the address of the new implementation to be set.
    */
    function upgradeTo(address _implementation) public onlyProxyOwner {
        _upgradeTo(_implementation);
    }

    /**
     * @dev Sets the address of the owner
    */
    function _setUpgradeabilityOwner(address _newProxyOwner) internal {
        bytes32 position = PROXY_OWNER_POSITION;
        assembly {
            sstore(position, _newProxyOwner)
        }
    }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_implementation","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":false,"internalType":"address","name":"newOwner","type":"address"}],"name":"ProxyOwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"impl","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proxyOwner","outputs":[{"internalType":"address","name":"owner","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_newOwner","type":"address"}],"name":"transferProxyOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_implementation","type":"address"}],"name":"upgradeTo","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

00000000000000000000000066a5ac95a0d05945dbd3409a712c575909637711

-----Decoded View---------------
Arg [0] : _implementation (address): 0x66A5ac95A0D05945dbD3409a712c575909637711

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 00000000000000000000000066a5ac95a0d05945dbd3409a712c575909637711

3444:2221:0:-:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;492:13;508:16;-1:-1:-1;;;;;;;;;;;2311:15:0;;2288:49;508:16;492:32;-1:-1:-1;;;;;;543:19:0;;535:28;;;;;;617:4;611:11;657:14;654:1;649:3;636:36;751:1;748;732:14;727:3;720:5;713;700:53;779:16;832:4;829:1;824:3;809:28;860:6;880:28;;;;944:4;939:3;932:17;880:28;901:4;896:3;889:17;4489:185;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;4641:15:0;4489:185;;;-1:-1:-1;;;;;489:32:1;;;471:51;;459:2;444:18;4489:185:0;;;;;;;5281:112;;;;;;;;;;-1:-1:-1;5281:112:0;;;;;:::i;:::-;;:::i;:::-;;2145:199;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;2311:15:0;2145:199;2288:49;4849:235;;;;;;;;;;-1:-1:-1;4849:235:0;;;;;:::i;:::-;;:::i;5281:112::-;-1:-1:-1;;;;;;;;;;;4641:15:0;-1:-1:-1;;;;;4328:26:0;:10;-1:-1:-1;;;;;4328:26:0;;4320:35;;;;;;5358:27:::1;5369:15;5358:10;:27::i;:::-;5281:112:::0;:::o;4849:235::-;-1:-1:-1;;;;;;;;;;;4641:15:0;-1:-1:-1;;;;;4328:26:0;:10;-1:-1:-1;;;;;4328:26:0;;4320:35;;;;;;-1:-1:-1;;;;;4941:23:0;::::1;4933:32;;;::::0;::::1;;4976:34;5000:9;-1:-1:-1::0;;;;;;;;;;;5612:32:0;5597:58;4976:34:::1;5026:50;5052:12;-1:-1:-1::0;;;;;;;;;;;4641:15:0;;4617:50;5052:12:::1;5026:50;::::0;;-1:-1:-1;;;;;763:15:1;;;745:34;;815:15;;;810:2;795:18;;788:43;680:18;5026:50:0::1;;;;;;;4849:235:::0;:::o;2885:280::-;2953:29;2985:16;-1:-1:-1;;;;;;;;;;;2311:15:0;;2288:49;2985:16;2953:48;;3045:18;-1:-1:-1;;;;;3020:43:0;:21;-1:-1:-1;;;;;3020:43:0;;;3012:52;;;;;;3075:38;3094:18;-1:-1:-1;;;;;;;;;;;2664:36:0;2653:58;3075:38;3129:28;;-1:-1:-1;;;;;3129:28:0;;;;;;;;2885:280;;:::o;14:306:1:-;73:6;126:2;114:9;105:7;101:23;97:32;94:2;;;147:6;139;132:22;94:2;178:23;;-1:-1:-1;;;;;230:31:1;;220:42;;210:2;;281:6;273;266:22;210:2;309:5;84:236;-1:-1:-1;;;84:236:1:o

ipfs://274a5501ae1c0c5ebbd93ed9cb2af2163d49f5e5c8c32ee51b83f89f8545606c