Roles manager

IRoles public rolesOperator;

oracleOperator

Oracle which gives the price of any given asset

address public oracleOperator;

closeFactorMantissa

Multiplier used to calculate the maximum repayAmount when liquidating a borrow

uint256 public closeFactorMantissa;

liquidationIncentiveMantissa

Multiplier representing the discount on collateral that a liquidator receives

mapping(address => uint256) public liquidationIncentiveMantissa;

accountAssets

Per-account mapping of "assets you are in", capped by maxAssets

mapping(address => address[]) public accountAssets;

markets

Official mapping of mTokens -> Market metadata

Used e.g. to determine if a market is supported

mapping(address => IOperatorData.Market) public markets;

allMarkets

A list of all markets

address[] public allMarkets;

borrowCaps

Borrow caps enforced by borrowAllowed for each mToken address. Defaults to zero which corresponds to unlimited borrowing.

mapping(address => uint256) public borrowCaps;

supplyCaps

Supply caps enforced by supplyAllowed for each mToken address. Defaults to zero which corresponds to unlimited supplying.

mapping(address => uint256) public supplyCaps;

rewardDistributor

Reward Distributor to markets supply and borrow (including protocol token)

address public rewardDistributor;

limitPerTimePeriod

Should return outflow limit

uint256 public limitPerTimePeriod;

cumulativeOutflowVolume

Should return outflow volume

uint256 public cumulativeOutflowVolume;

lastOutflowResetTimestamp

Should return last reset time for outflow check

uint256 public lastOutflowResetTimestamp;

outflowResetTimeWindow

Should return the outflow volume time window

uint256 public outflowResetTimeWindow;

userWhitelisted

Returns true/false for user

mapping(address => bool) public userWhitelisted;

whitelistEnabled

bool public whitelistEnabled;

_paused

mapping(address => mapping(ImTokenOperationTypes.OperationType => bool)) internal _paused;

CLOSE_FACTOR_MIN_MANTISSA

uint256 internal constant CLOSE_FACTOR_MIN_MANTISSA = 0.05e18;

CLOSE_FACTOR_MAX_MANTISSA

uint256 internal constant CLOSE_FACTOR_MAX_MANTISSA = 0.9e18;

COLLATERAL_FACTOR_MAX_MANTISSA

uint256 internal constant COLLATERAL_FACTOR_MAX_MANTISSA = 0.9e18;

Events

UserWhitelisted

Emitted when user whitelist status is changed

event UserWhitelisted(address indexed user, bool state);

WhitelistEnabled

event WhitelistEnabled();

WhitelistDisabled

event WhitelistDisabled();

ActionPaused

Emitted when pause status is changed

event ActionPaused(address indexed mToken, ImTokenOperationTypes.OperationType _type, bool state);

NewRewardDistributor

Emitted when reward distributor is changed

event NewRewardDistributor(address indexed oldRewardDistributor, address indexed newRewardDistributor);

NewBorrowCap

Emitted when borrow cap for a mToken is changed

event NewBorrowCap(address indexed mToken, uint256 newBorrowCap);

NewSupplyCap

Emitted when supply cap for a mToken is changed

event NewSupplyCap(address indexed mToken, uint256 newBorrowCap);

MarketListed

Emitted when an admin supports a market

event MarketListed(address mToken);

MarketEntered

Emitted when an account enters a market

event MarketEntered(address indexed mToken, address indexed account);

MarketExited

Emitted when an account exits a market

event MarketExited(address indexed mToken, address indexed account);

NewCloseFactor

Emitted Emitted when close factor is changed by admin

event NewCloseFactor(uint256 oldCloseFactorMantissa, uint256 newCloseFactorMantissa);

NewCollateralFactor

Emitted when a collateral factor is changed by admin

event NewCollateralFactor(
    address indexed mToken, uint256 oldCollateralFactorMantissa, uint256 newCollateralFactorMantissa
);

NewLiquidationIncentive

Emitted when liquidation incentive is changed by admin

event NewLiquidationIncentive(
    address market, uint256 oldLiquidationIncentiveMantissa, uint256 newLiquidationIncentiveMantissa
);

NewPriceOracle

Emitted when price oracle is changed

event NewPriceOracle(address indexed oldPriceOracle, address indexed newPriceOracle);

NewRolesOperator

Event emitted when rolesOperator is changed

event NewRolesOperator(address indexed oldRoles, address indexed newRoles);

OutflowLimitUpdated

Event emitted when outflow limit is updated

event OutflowLimitUpdated(address indexed sender, uint256 oldLimit, uint256 newLimit);

OutflowTimeWindowUpdated

Event emitted when outflow reset time window is updated

event OutflowTimeWindowUpdated(uint256 oldWindow, uint256 newWindow);

OutflowVolumeReset

Event emitted when outflow volume has been reset

event OutflowVolumeReset();

Errors

Operator_Paused

error Operator_Paused();

Operator_Mismatch

error Operator_Mismatch();

Operator_OnlyAdmin

error Operator_OnlyAdmin();

Operator_EmptyPrice

error Operator_EmptyPrice();

Operator_WrongMarket

error Operator_WrongMarket();

Operator_InvalidInput

error Operator_InvalidInput();

Operator_AssetNotFound

error Operator_AssetNotFound();

Operator_RepayingTooMuch

error Operator_RepayingTooMuch();

Operator_OnlyAdminOrRole

error Operator_OnlyAdminOrRole();

Operator_MarketNotListed

error Operator_MarketNotListed();

Operator_PriceFetchFailed

error Operator_PriceFetchFailed();

Operator_SenderMustBeToken

error Operator_SenderMustBeToken();

Operator_UserNotWhitelisted

error Operator_UserNotWhitelisted();

Operator_MarketSupplyReached

error Operator_MarketSupplyReached();

Operator_RepayAmountNotValid

error Operator_RepayAmountNotValid();

Operator_MarketAlreadyListed

error Operator_MarketAlreadyListed();

Operator_OutflowVolumeReached

error Operator_OutflowVolumeReached();

Operator_InvalidRolesOperator

error Operator_InvalidRolesOperator();

Operator_InsufficientLiquidity

error Operator_InsufficientLiquidity();

Operator_MarketBorrowCapReached

error Operator_MarketBorrowCapReached();

Operator_InvalidCollateralFactor

error Operator_InvalidCollateralFactor();

Operator_InvalidRewardDistributor

error Operator_InvalidRewardDistributor();

Operator_OracleUnderlyingFetchError

error Operator_OracleUnderlyingFetchError();

Operator_Deactivate_MarketBalanceOwed

error Operator_Deactivate_MarketBalanceOwed();

Local vars for avoiding stack-depth limits in calculating account liquidity. Note that mTokenBalance is the number of mTokens the account owns in the market, whereas borrowBalance is the amount of underlying that the account has borrowed.

struct AccountLiquidityLocalVars {
    uint256 sumCollateral;
    uint256 sumBorrowPlusEffects;
    uint256 mTokenBalance;
    uint256 borrowBalance;
    uint256 exchangeRateMantissa;
    uint256 oraclePriceMantissa;
    Exp collateralFactor;
    Exp exchangeRate;
    Exp oraclePrice;
    Exp tokensToDenom;
}

Malda