Contract 0x5BEf93a96DCc2cAEC92e8610bb2f5bf5EB4D89f4 1

// SPDX-License-Identifier: bsl-1.1

/*
  Copyright 2020 Unit Protocol: Artem Zakharov ([email protected]).
*/
pragma solidity ^0.7.1;
pragma experimental ABIEncoderV2;


import "./VaultParameters.sol";


/**
 * @title CollateralRegistry
 **/
contract CollateralRegistry is Auth {

    event CollateralAdded(address indexed asset);
    event CollateralRemoved(address indexed asset);

    mapping(address => uint) public collateralId;

    address[] public collateralList;
    
    constructor(address _vaultParameters, address[] memory assets) Auth(_vaultParameters) {
        for (uint i = 0; i < assets.length; i++) {
            require(!isCollateral(assets[i]), "Unit Protocol: ALREADY_EXIST");
            collateralList.push(assets[i]);
            collateralId[assets[i]] = i;
            emit CollateralAdded(assets[i]);
        }
    }

    function addCollateral(address asset) public onlyManager {
        require(asset != address(0), "Unit Protocol: ZERO_ADDRESS");

        require(!isCollateral(asset), "Unit Protocol: ALREADY_EXIST");

        collateralId[asset] = collateralList.length;
        collateralList.push(asset);

        emit CollateralAdded(asset);
    }

    function removeCollateral(address asset) public onlyManager {
        require(asset != address(0), "Unit Protocol: ZERO_ADDRESS");

        require(isCollateral(asset), "Unit Protocol: DOES_NOT_EXIST");

        uint id = collateralId[asset];

        delete collateralId[asset];

        uint lastId = collateralList.length - 1;

        if (id != lastId) {
            address lastCollateral = collateralList[lastId];
            collateralList[id] = lastCollateral;
            collateralId[lastCollateral] = id;
        }

        collateralList.pop();

        emit CollateralRemoved(asset);
    }

    function isCollateral(address asset) public view returns(bool) {
        if (collateralList.length == 0) { return false; }
        return collateralId[asset] != 0 || collateralList[0] == asset;
    }

    function collaterals() external view returns (address[] memory) {
        return collateralList;
    }

    function collateralsCount() external view returns (uint) {
        return collateralList.length;
    }
}

// SPDX-License-Identifier: bsl-1.1

/*
  Copyright 2020 Unit Protocol: Artem Zakharov ([email protected]).
*/
pragma solidity 0.7.6;



/**
 * @title Auth
 * @dev Manages USDP's system access
 **/
contract Auth {

    // address of the the contract with vault parameters
    VaultParameters public immutable vaultParameters;

    constructor(address _parameters) {
        vaultParameters = VaultParameters(_parameters);
    }

    // ensures tx's sender is a manager
    modifier onlyManager() {
        require(vaultParameters.isManager(msg.sender), "Unit Protocol: AUTH_FAILED");
        _;
    }

    // ensures tx's sender is able to modify the Vault
    modifier hasVaultAccess() {
        require(vaultParameters.canModifyVault(msg.sender), "Unit Protocol: AUTH_FAILED");
        _;
    }

    // ensures tx's sender is the Vault
    modifier onlyVault() {
        require(msg.sender == vaultParameters.vault(), "Unit Protocol: AUTH_FAILED");
        _;
    }
}



/**
 * @title VaultParameters
 **/
contract VaultParameters is Auth {

    // map token to stability fee percentage; 3 decimals
    mapping(address => uint) public stabilityFee;

    // map token to liquidation fee percentage, 0 decimals
    mapping(address => uint) public liquidationFee;

    // map token to USDP mint limit
    mapping(address => uint) public tokenDebtLimit;

    // permissions to modify the Vault
    mapping(address => bool) public canModifyVault;

    // managers
    mapping(address => bool) public isManager;

    // enabled oracle types
    mapping(uint => mapping (address => bool)) public isOracleTypeEnabled;

    // address of the Vault
    address payable public immutable vault;

    // The foundation address
    address public foundation;

    /**
     * The address for an Ethereum contract is deterministically computed from the address of its creator (sender)
     * and how many transactions the creator has sent (nonce). The sender and nonce are RLP encoded and then
     * hashed with Keccak-256.
     * Therefore, the Vault address can be pre-computed and passed as an argument before deployment.
    **/
    constructor(address payable _vault, address _foundation) Auth(address(this)) {
        require(_vault != address(0), "Unit Protocol: ZERO_ADDRESS");
        require(_foundation != address(0), "Unit Protocol: ZERO_ADDRESS");

        isManager[msg.sender] = true;
        vault = _vault;
        foundation = _foundation;
    }

    /**
     * @notice Only manager is able to call this function
     * @dev Grants and revokes manager's status of any address
     * @param who The target address
     * @param permit The permission flag
     **/
    function setManager(address who, bool permit) external onlyManager {
        isManager[who] = permit;
    }

    /**
     * @notice Only manager is able to call this function
     * @dev Sets the foundation address
     * @param newFoundation The new foundation address
     **/
    function setFoundation(address newFoundation) external onlyManager {
        require(newFoundation != address(0), "Unit Protocol: ZERO_ADDRESS");
        foundation = newFoundation;
    }

    /**
     * @notice Only manager is able to call this function
     * @dev Sets ability to use token as the main collateral
     * @param asset The address of the main collateral token
     * @param stabilityFeeValue The percentage of the year stability fee (3 decimals)
     * @param liquidationFeeValue The liquidation fee percentage (0 decimals)
     * @param usdpLimit The USDP token issue limit
     * @param oracles The enables oracle types
     **/
    function setCollateral(
        address asset,
        uint stabilityFeeValue,
        uint liquidationFeeValue,
        uint usdpLimit,
        uint[] calldata oracles
    ) external onlyManager {
        setStabilityFee(asset, stabilityFeeValue);
        setLiquidationFee(asset, liquidationFeeValue);
        setTokenDebtLimit(asset, usdpLimit);
        for (uint i=0; i < oracles.length; i++) {
            setOracleType(oracles[i], asset, true);
        }
    }

    /**
     * @notice Only manager is able to call this function
     * @dev Sets a permission for an address to modify the Vault
     * @param who The target address
     * @param permit The permission flag
     **/
    function setVaultAccess(address who, bool permit) external onlyManager {
        canModifyVault[who] = permit;
    }

    /**
     * @notice Only manager is able to call this function
     * @dev Sets the percentage of the year stability fee for a particular collateral
     * @param asset The address of the main collateral token
     * @param newValue The stability fee percentage (3 decimals)
     **/
    function setStabilityFee(address asset, uint newValue) public onlyManager {
        stabilityFee[asset] = newValue;
    }

    /**
     * @notice Only manager is able to call this function
     * @dev Sets the percentage of the liquidation fee for a particular collateral
     * @param asset The address of the main collateral token
     * @param newValue The liquidation fee percentage (0 decimals)
     **/
    function setLiquidationFee(address asset, uint newValue) public onlyManager {
        require(newValue <= 100, "Unit Protocol: VALUE_OUT_OF_RANGE");
        liquidationFee[asset] = newValue;
    }

    /**
     * @notice Only manager is able to call this function
     * @dev Enables/disables oracle types
     * @param _type The type of the oracle
     * @param asset The address of the main collateral token
     * @param enabled The control flag
     **/
    function setOracleType(uint _type, address asset, bool enabled) public onlyManager {
        isOracleTypeEnabled[_type][asset] = enabled;
    }

    /**
     * @notice Only manager is able to call this function
     * @dev Sets USDP limit for a specific collateral
     * @param asset The address of the main collateral token
     * @param limit The limit number
     **/
    function setTokenDebtLimit(address asset, uint limit) public onlyManager {
        tokenDebtLimit[asset] = limit;
    }
}

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

• No Contract Security Audit Submitted- Submit Audit Here

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000000000000000000000000a8f0b5758041158cf0375b7adc8ac175ff031b6c00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : _vaultParameters (address): 0xa8f0b5758041158cf0375b7adc8ac175ff031b6c

-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 000000000000000000000000a8f0b5758041158cf0375b7adc8ac175ff031b6c
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000000