Contract 0x1442bC024a92C2F96c3c1D2E9274bC4d8119d97e 1

Contract Overview

Balance:

0 FTM

FTM Value:

$0.00

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ContractCreator:

0x55d56e1bb2fc8280a775ccfe9ececcecf1a01562 at txn 0x8543c33f03e69bc40a2f2d06f64f75d60682adbdc8062191054293271b1e5f0f

Latest 1 from a total of 1 transactions

Txn Hash	Method	Block From To	From To	From		To	Value	[Txn Fee]
0x8543c33f03e69bc40a2f2d06f64f75d60682adbdc8062191054293271b1e5f0f	0x60c06040	19737007	2021-10-22 5:44:29	47 days 12 hrs ago	0x55d56e1bb2fc8280a775ccfe9ececcecf1a01562	IN	Contract Creation	0 FTM	0.154099851421

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Latest 1 internal transaction

Parent Txn Hash	Block		From		To	Value
0x8543c33f03e69bc40a2f2d06f64f75d60682adbdc8062191054293271b1e5f0f	19737007	2021-10-22 5:44:29	47 days 12 hrs ago	0x55d56e1bb2fc8280a775ccfe9ececcecf1a01562		Contract Creation	0 FTM

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Contract Source Code Verified (Exact Match)

Contract Name:

CDPRegistry

Compiler Version

v0.7.6+commit.7338295f

Optimization Enabled:

Yes with 200 runs

Other Settings:

default evmVersion

Contract Source Code (Solidity Standard Json-Input format)

File 1 of 3 : CDPRegistry.sol

// SPDX-License-Identifier: bsl-1.1

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

import "./interfaces/IVault.sol";
import "./interfaces/ICollateralRegistry.sol";


contract CDPRegistry {

    struct CDP {
        address asset;
        address owner;
    }

    mapping (address => address[]) cdpList;
    mapping (address => mapping (address => uint)) cdpIndex;

    IVault public immutable vault;
    ICollateralRegistry public immutable cr;

    event Added(address indexed asset, address indexed owner);
    event Removed(address indexed asset, address indexed owner);

    constructor (address _vault, address _collateralRegistry) {
        require(_vault != address(0) && _collateralRegistry != address(0), "Unit Protocol: ZERO_ADDRESS");
        vault = IVault(_vault);
        cr = ICollateralRegistry(_collateralRegistry);
    }

    function checkpoint(address asset, address owner) public {
        require(asset != address(0) && owner != address(0), "Unit Protocol: ZERO_ADDRESS");

        bool listed = isListed(asset, owner);
        bool alive = isAlive(asset, owner);

        if (alive && !listed) {
            _addCdp(asset, owner);
        } else if (listed && !alive) {
            _removeCdp(asset, owner);
        }
    }

    function batchCheckpointForAsset(address asset, address[] calldata owners) external {
        for (uint i = 0; i < owners.length; i++) {
            checkpoint(asset, owners[i]);
        }
    }

    function batchCheckpoint(address[] calldata assets, address[] calldata owners) external {
        require(assets.length == owners.length, "Unit Protocol: ARGUMENTS_LENGTH_MISMATCH");
        for (uint i = 0; i < owners.length; i++) {
            checkpoint(assets[i], owners[i]);
        }
    }

    function isAlive(address asset, address owner) public view returns (bool) {
        return vault.debts(asset, owner) != 0;
    }

    function isListed(address asset, address owner) public view returns (bool) {
        if (cdpList[asset].length == 0) { return false; }
        return cdpIndex[asset][owner] != 0 || cdpList[asset][0] == owner;
    }

    function _removeCdp(address asset, address owner) internal {
        uint id = cdpIndex[asset][owner];

        delete cdpIndex[asset][owner];

        uint lastId = cdpList[asset].length - 1;

        if (id != lastId) {
            address lastOwner = cdpList[asset][lastId];
            cdpList[asset][id] = lastOwner;
            cdpIndex[asset][lastOwner] = id;
        }

        cdpList[asset].pop();

        emit Removed(asset, owner);
    }

    function _addCdp(address asset, address owner) internal {
        cdpIndex[asset][owner] = cdpList[asset].length;
        cdpList[asset].push(owner);

        emit Added(asset, owner);
    }

    function getCdpsByCollateral(address asset) external view returns (CDP[] memory cdps) {
        address[] memory owners = cdpList[asset];
        cdps = new CDP[](owners.length);
        for (uint i = 0; i < owners.length; i++) {
            cdps[i] = CDP(asset, owners[i]);
        }
    }

    function getCdpsByOwner(address owner) external view returns (CDP[] memory r) {
        address[] memory assets = cr.collaterals();
        CDP[] memory cdps = new CDP[](assets.length);
        uint actualCdpsCount;

        for (uint i = 0; i < assets.length; i++) {
            if (isListed(assets[i], owner)) {
                cdps[actualCdpsCount++] = CDP(assets[i], owner);
            }
        }

        r = new CDP[](actualCdpsCount);

        for (uint i = 0; i < actualCdpsCount; i++) {
            r[i] = cdps[i];
        }

    }

    function getAllCdps() external view returns (CDP[] memory r) {
        uint totalCdpCount = getCdpsCount();
        
        uint cdpCount;

        r = new CDP[](totalCdpCount);

        address[] memory assets = cr.collaterals();
        for (uint i = 0; i < assets.length; i++) {
            address[] memory owners = cdpList[assets[i]];
            for (uint j = 0; j < owners.length; j++) {
                r[cdpCount++] = CDP(assets[i], owners[j]);
            }
        }
    }

    function getCdpsCount() public view returns (uint totalCdpCount) {
        address[] memory assets = cr.collaterals();
        for (uint i = 0; i < assets.length; i++) {
            totalCdpCount += cdpList[assets[i]].length;
        }
    }

    function getCdpsCountForCollateral(address asset) public view returns (uint) {
        return cdpList[asset].length;
    }
}

File 2 of 3 : IVault.sol

// SPDX-License-Identifier: bsl-1.1

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

interface IVault {
    function DENOMINATOR_1E2 (  ) external view returns ( uint256 );
    function DENOMINATOR_1E5 (  ) external view returns ( uint256 );
    function borrow ( address asset, address user, uint256 amount ) external returns ( uint256 );
    function changeOracleType ( address asset, address user, uint256 newOracleType ) external;
    function chargeFee ( address asset, address user, uint256 amount ) external;
    function decreaseFee ( address asset, address user, uint amount ) external;
    function col (  ) external view returns ( address );
    function colToken ( address, address ) external view returns ( uint256 );
    function collaterals ( address, address ) external view returns ( uint256 );
    function debts ( address, address ) external view returns ( uint256 );
    function getFee ( address, address ) external view returns ( uint256 );
    function depositCol ( address asset, address user, uint256 amount ) external;
    function depositEth ( address user ) external payable;
    function depositMain ( address asset, address user, uint256 amount ) external;
    function destroy ( address asset, address user ) external;
    function getTotalDebt ( address asset, address user ) external view returns ( uint256 );
    function lastUpdate ( address, address ) external view returns ( uint256 );
    function liquidate ( address asset, address positionOwner, uint256 mainAssetToLiquidator, uint256 mainAssetToPositionOwner, uint256 repayment, uint256 penalty, address liquidator ) external;
    function liquidationBlock ( address, address ) external view returns ( uint256 );
    function liquidationFee ( address, address ) external view returns ( uint256 );
    function liquidationPrice ( address, address ) external view returns ( uint256 );
    function oracleType ( address, address ) external view returns ( uint256 );
    function repay ( address asset, address user, uint256 amount ) external returns ( uint256 );
    function spawn ( address asset, address user, uint256 _oracleType ) external;
    function stabilityFee ( address, address ) external view returns ( uint256 );
    function tokenDebts ( address ) external view returns ( uint256 );
    function triggerLiquidation ( address asset, address positionOwner, uint256 initialPrice ) external;
    function update ( address asset, address user ) external;
    function usdp (  ) external view returns ( address );
    function vaultParameters (  ) external view returns ( address );
    function weth (  ) external view returns ( address payable );
    function withdrawCol ( address asset, address user, uint256 amount ) external;
    function withdrawEth ( address user, uint256 amount ) external;
    function withdrawMain ( address asset, address user, uint256 amount ) external;
}

File 3 of 3 : ICollateralRegistry.sol

// SPDX-License-Identifier: bsl-1.1

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

interface ICollateralRegistry {
    function addCollateral ( address asset ) external;
    function collateralId ( address ) external view returns ( uint256 );
    function collaterals (  ) external view returns ( address[] memory );
    function removeCollateral ( address asset ) external;
    function vaultParameters (  ) external view returns ( address );
    function isCollateral ( address asset ) external view returns ( bool );
    function collateralList ( uint id ) external view returns ( address );
    function collateralsCount (  ) external view returns ( uint );
}

Settings

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

Contract Security Audit

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Contract ABI

[{"inputs":[{"internalType":"address","name":"_vault","type":"address"},{"internalType":"address","name":"_collateralRegistry","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"asset","type":"address"},{"indexed":true,"internalType":"address","name":"owner","type":"address"}],"name":"Added","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"asset","type":"address"},{"indexed":true,"internalType":"address","name":"owner","type":"address"}],"name":"Removed","type":"event"},{"inputs":[{"internalType":"address[]","name":"assets","type":"address[]"},{"internalType":"address[]","name":"owners","type":"address[]"}],"name":"batchCheckpoint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"asset","type":"address"},{"internalType":"address[]","name":"owners","type":"address[]"}],"name":"batchCheckpointForAsset","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"asset","type":"address"},{"internalType":"address","name":"owner","type":"address"}],"name":"checkpoint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"cr","outputs":[{"internalType":"contract ICollateralRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getAllCdps","outputs":[{"components":[{"internalType":"address","name":"asset","type":"address"},{"internalType":"address","name":"owner","type":"address"}],"internalType":"struct CDPRegistry.CDP[]","name":"r","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"asset","type":"address"}],"name":"getCdpsByCollateral","outputs":[{"components":[{"internalType":"address","name":"asset","type":"address"},{"internalType":"address","name":"owner","type":"address"}],"internalType":"struct CDPRegistry.CDP[]","name":"cdps","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"getCdpsByOwner","outputs":[{"components":[{"internalType":"address","name":"asset","type":"address"},{"internalType":"address","name":"owner","type":"address"}],"internalType":"struct CDPRegistry.CDP[]","name":"r","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getCdpsCount","outputs":[{"internalType":"uint256","name":"totalCdpCount","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"asset","type":"address"}],"name":"getCdpsCountForCollateral","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"asset","type":"address"},{"internalType":"address","name":"owner","type":"address"}],"name":"isAlive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"asset","type":"address"},{"internalType":"address","name":"owner","type":"address"}],"name":"isListed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"vault","outputs":[{"internalType":"contract IVault","name":"","type":"address"}],"stateMutability":"view","type":"function"}]

Contract Creation Code

Decompile ByteCode Switch to Opcodes View

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

000000000000000000000000d7a9b0d75e51bfb91c843b23fb2c19aa3b8d958e0000000000000000000000005bef93a96dcc2caec92e8610bb2f5bf5eb4d89f4

-----Decoded View---------------
Arg [0] : _vault (address): 0xd7a9b0d75e51bfb91c843b23fb2c19aa3b8d958e
Arg [1] : _collateralRegistry (address): 0x5bef93a96dcc2caec92e8610bb2f5bf5eb4d89f4

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000d7a9b0d75e51bfb91c843b23fb2c19aa3b8d958e
Arg [1] : 0000000000000000000000005bef93a96dcc2caec92e8610bb2f5bf5eb4d89f4

Block		Transaction	Gas Used	Reward

Age	Block	Fee Address	BC Fee Address	Voting Power	Jailed	Incoming

Validator ID :

0 FTM

Amount Staked

Amount Delegated

Staking Total

Staking Start Epoch

Staking Start Time

Proof of Importance

Origination Score

Validation Score

Active

Online

Downtime

0 s

Address	Amount	claimed Rewards	Created On Epoch	Created On

Block		Uncle Number	Difficulty	Gas Used	Reward

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