Overview
Max Total Supply
1,488,531,897.40516259 cUSDC
Holders
214,240 (0.00%)
Market
Price
$0.02 @ 0.000007 ETH (+0.03%)
Onchain Market Cap
$36,344,069.23
Circulating Supply Market Cap
$36,355,490.00
Other Info
Token Contract (WITH 8 Decimals)
Balance
140.72332218 cUSDCValue
$3.44 ( ~0.000986807100086279 Eth) [0.0000%]Loading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
CErc20
Compiler Version
v0.5.8+commit.23d335f2
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2019-05-07 */ // File: contracts/ComptrollerInterface.sol pragma solidity ^0.5.8; interface ComptrollerInterface { /** * @notice Marker function used for light validation when updating the comptroller of a market * @dev Implementations should simply return true. * @return true */ function isComptroller() external view returns (bool); /*** Assets You Are In ***/ function enterMarkets(address[] calldata cTokens) external returns (uint[] memory); function exitMarket(address cToken) external returns (uint); /*** Policy Hooks ***/ function mintAllowed(address cToken, address minter, uint mintAmount) external returns (uint); function mintVerify(address cToken, address minter, uint mintAmount, uint mintTokens) external; function redeemAllowed(address cToken, address redeemer, uint redeemTokens) external returns (uint); function redeemVerify(address cToken, address redeemer, uint redeemAmount, uint redeemTokens) external; function borrowAllowed(address cToken, address borrower, uint borrowAmount) external returns (uint); function borrowVerify(address cToken, address borrower, uint borrowAmount) external; function repayBorrowAllowed( address cToken, address payer, address borrower, uint repayAmount) external returns (uint); function repayBorrowVerify( address cToken, address payer, address borrower, uint repayAmount, uint borrowerIndex) external; function liquidateBorrowAllowed( address cTokenBorrowed, address cTokenCollateral, address liquidator, address borrower, uint repayAmount) external returns (uint); function liquidateBorrowVerify( address cTokenBorrowed, address cTokenCollateral, address liquidator, address borrower, uint repayAmount, uint seizeTokens) external; function seizeAllowed( address cTokenCollateral, address cTokenBorrowed, address liquidator, address borrower, uint seizeTokens) external returns (uint); function seizeVerify( address cTokenCollateral, address cTokenBorrowed, address liquidator, address borrower, uint seizeTokens) external; function transferAllowed(address cToken, address src, address dst, uint transferTokens) external returns (uint); function transferVerify(address cToken, address src, address dst, uint transferTokens) external; /*** Liquidity/Liquidation Calculations ***/ function liquidateCalculateSeizeTokens( address cTokenBorrowed, address cTokenCollateral, uint repayAmount) external view returns (uint, uint); } // File: contracts/ErrorReporter.sol pragma solidity ^0.5.8; contract ComptrollerErrorReporter { enum Error { NO_ERROR, UNAUTHORIZED, COMPTROLLER_MISMATCH, INSUFFICIENT_SHORTFALL, INSUFFICIENT_LIQUIDITY, INVALID_CLOSE_FACTOR, INVALID_COLLATERAL_FACTOR, INVALID_LIQUIDATION_INCENTIVE, MARKET_NOT_ENTERED, MARKET_NOT_LISTED, MARKET_ALREADY_LISTED, MATH_ERROR, NONZERO_BORROW_BALANCE, PRICE_ERROR, REJECTION, SNAPSHOT_ERROR, TOO_MANY_ASSETS, TOO_MUCH_REPAY } enum FailureInfo { ACCEPT_ADMIN_PENDING_ADMIN_CHECK, ACCEPT_PENDING_IMPLEMENTATION_ADDRESS_CHECK, EXIT_MARKET_BALANCE_OWED, EXIT_MARKET_REJECTION, SET_CLOSE_FACTOR_OWNER_CHECK, SET_CLOSE_FACTOR_VALIDATION, SET_COLLATERAL_FACTOR_OWNER_CHECK, SET_COLLATERAL_FACTOR_NO_EXISTS, SET_COLLATERAL_FACTOR_VALIDATION, SET_COLLATERAL_FACTOR_WITHOUT_PRICE, SET_IMPLEMENTATION_OWNER_CHECK, SET_LIQUIDATION_INCENTIVE_OWNER_CHECK, SET_LIQUIDATION_INCENTIVE_VALIDATION, SET_MAX_ASSETS_OWNER_CHECK, SET_PENDING_ADMIN_OWNER_CHECK, SET_PENDING_IMPLEMENTATION_OWNER_CHECK, SET_PRICE_ORACLE_OWNER_CHECK, SUPPORT_MARKET_EXISTS, SUPPORT_MARKET_OWNER_CHECK, ZUNUSED } /** * @dev `error` corresponds to enum Error; `info` corresponds to enum FailureInfo, and `detail` is an arbitrary * contract-specific code that enables us to report opaque error codes from upgradeable contracts. **/ event Failure(uint error, uint info, uint detail); /** * @dev use this when reporting a known error from the money market or a non-upgradeable collaborator */ function fail(Error err, FailureInfo info) internal returns (uint) { emit Failure(uint(err), uint(info), 0); return uint(err); } /** * @dev use this when reporting an opaque error from an upgradeable collaborator contract */ function failOpaque(Error err, FailureInfo info, uint opaqueError) internal returns (uint) { emit Failure(uint(err), uint(info), opaqueError); return uint(err); } } contract TokenErrorReporter { enum Error { NO_ERROR, UNAUTHORIZED, BAD_INPUT, COMPTROLLER_REJECTION, COMPTROLLER_CALCULATION_ERROR, INTEREST_RATE_MODEL_ERROR, INVALID_ACCOUNT_PAIR, INVALID_CLOSE_AMOUNT_REQUESTED, INVALID_COLLATERAL_FACTOR, MATH_ERROR, MARKET_NOT_FRESH, MARKET_NOT_LISTED, TOKEN_INSUFFICIENT_ALLOWANCE, TOKEN_INSUFFICIENT_BALANCE, TOKEN_INSUFFICIENT_CASH, TOKEN_TRANSFER_IN_FAILED, TOKEN_TRANSFER_OUT_FAILED } /* * Note: FailureInfo (but not Error) is kept in alphabetical order * This is because FailureInfo grows significantly faster, and * the order of Error has some meaning, while the order of FailureInfo * is entirely arbitrary. */ enum FailureInfo { ACCEPT_ADMIN_PENDING_ADMIN_CHECK, ACCRUE_INTEREST_ACCUMULATED_INTEREST_CALCULATION_FAILED, ACCRUE_INTEREST_BORROW_RATE_CALCULATION_FAILED, ACCRUE_INTEREST_NEW_BORROW_INDEX_CALCULATION_FAILED, ACCRUE_INTEREST_NEW_TOTAL_BORROWS_CALCULATION_FAILED, ACCRUE_INTEREST_NEW_TOTAL_RESERVES_CALCULATION_FAILED, ACCRUE_INTEREST_SIMPLE_INTEREST_FACTOR_CALCULATION_FAILED, BORROW_ACCUMULATED_BALANCE_CALCULATION_FAILED, BORROW_ACCRUE_INTEREST_FAILED, BORROW_CASH_NOT_AVAILABLE, BORROW_FRESHNESS_CHECK, BORROW_NEW_TOTAL_BALANCE_CALCULATION_FAILED, BORROW_NEW_ACCOUNT_BORROW_BALANCE_CALCULATION_FAILED, BORROW_MARKET_NOT_LISTED, BORROW_COMPTROLLER_REJECTION, LIQUIDATE_ACCRUE_BORROW_INTEREST_FAILED, LIQUIDATE_ACCRUE_COLLATERAL_INTEREST_FAILED, LIQUIDATE_COLLATERAL_FRESHNESS_CHECK, LIQUIDATE_COMPTROLLER_REJECTION, LIQUIDATE_COMPTROLLER_CALCULATE_AMOUNT_SEIZE_FAILED, LIQUIDATE_CLOSE_AMOUNT_IS_UINT_MAX, LIQUIDATE_CLOSE_AMOUNT_IS_ZERO, LIQUIDATE_FRESHNESS_CHECK, LIQUIDATE_LIQUIDATOR_IS_BORROWER, LIQUIDATE_REPAY_BORROW_FRESH_FAILED, LIQUIDATE_SEIZE_BALANCE_INCREMENT_FAILED, LIQUIDATE_SEIZE_BALANCE_DECREMENT_FAILED, LIQUIDATE_SEIZE_COMPTROLLER_REJECTION, LIQUIDATE_SEIZE_LIQUIDATOR_IS_BORROWER, LIQUIDATE_SEIZE_TOO_MUCH, MINT_ACCRUE_INTEREST_FAILED, MINT_COMPTROLLER_REJECTION, MINT_EXCHANGE_CALCULATION_FAILED, MINT_EXCHANGE_RATE_READ_FAILED, MINT_FRESHNESS_CHECK, MINT_NEW_ACCOUNT_BALANCE_CALCULATION_FAILED, MINT_NEW_TOTAL_SUPPLY_CALCULATION_FAILED, MINT_TRANSFER_IN_FAILED, MINT_TRANSFER_IN_NOT_POSSIBLE, REDEEM_ACCRUE_INTEREST_FAILED, REDEEM_COMPTROLLER_REJECTION, REDEEM_EXCHANGE_TOKENS_CALCULATION_FAILED, REDEEM_EXCHANGE_AMOUNT_CALCULATION_FAILED, REDEEM_EXCHANGE_RATE_READ_FAILED, REDEEM_FRESHNESS_CHECK, REDEEM_NEW_ACCOUNT_BALANCE_CALCULATION_FAILED, REDEEM_NEW_TOTAL_SUPPLY_CALCULATION_FAILED, REDEEM_TRANSFER_OUT_NOT_POSSIBLE, REDUCE_RESERVES_ACCRUE_INTEREST_FAILED, REDUCE_RESERVES_ADMIN_CHECK, REDUCE_RESERVES_CASH_NOT_AVAILABLE, REDUCE_RESERVES_FRESH_CHECK, REDUCE_RESERVES_VALIDATION, REPAY_BEHALF_ACCRUE_INTEREST_FAILED, REPAY_BORROW_ACCRUE_INTEREST_FAILED, REPAY_BORROW_ACCUMULATED_BALANCE_CALCULATION_FAILED, REPAY_BORROW_COMPTROLLER_REJECTION, REPAY_BORROW_FRESHNESS_CHECK, REPAY_BORROW_NEW_ACCOUNT_BORROW_BALANCE_CALCULATION_FAILED, REPAY_BORROW_NEW_TOTAL_BALANCE_CALCULATION_FAILED, REPAY_BORROW_TRANSFER_IN_NOT_POSSIBLE, SET_COLLATERAL_FACTOR_OWNER_CHECK, SET_COLLATERAL_FACTOR_VALIDATION, SET_COMPTROLLER_OWNER_CHECK, SET_INTEREST_RATE_MODEL_ACCRUE_INTEREST_FAILED, SET_INTEREST_RATE_MODEL_FRESH_CHECK, SET_INTEREST_RATE_MODEL_OWNER_CHECK, SET_MAX_ASSETS_OWNER_CHECK, SET_ORACLE_MARKET_NOT_LISTED, SET_PENDING_ADMIN_OWNER_CHECK, SET_RESERVE_FACTOR_ACCRUE_INTEREST_FAILED, SET_RESERVE_FACTOR_ADMIN_CHECK, SET_RESERVE_FACTOR_FRESH_CHECK, SET_RESERVE_FACTOR_BOUNDS_CHECK, TRANSFER_COMPTROLLER_REJECTION, TRANSFER_NOT_ALLOWED, TRANSFER_NOT_ENOUGH, TRANSFER_TOO_MUCH } /** * @dev `error` corresponds to enum Error; `info` corresponds to enum FailureInfo, and `detail` is an arbitrary * contract-specific code that enables us to report opaque error codes from upgradeable contracts. **/ event Failure(uint error, uint info, uint detail); /** * @dev use this when reporting a known error from the money market or a non-upgradeable collaborator */ function fail(Error err, FailureInfo info) internal returns (uint) { emit Failure(uint(err), uint(info), 0); return uint(err); } /** * @dev use this when reporting an opaque error from an upgradeable collaborator contract */ function failOpaque(Error err, FailureInfo info, uint opaqueError) internal returns (uint) { emit Failure(uint(err), uint(info), opaqueError); return uint(err); } } // File: contracts/CarefulMath.sol pragma solidity ^0.5.8; /** * @title Careful Math * @author Compound * @notice Derived from OpenZeppelin's SafeMath library * https://github.com/OpenZeppelin/openzeppelin-solidity/blob/master/contracts/math/SafeMath.sol */ contract CarefulMath { /** * @dev Possible error codes that we can return */ enum MathError { NO_ERROR, DIVISION_BY_ZERO, INTEGER_OVERFLOW, INTEGER_UNDERFLOW } /** * @dev Multiplies two numbers, returns an error on overflow. */ function mulUInt(uint a, uint b) internal pure returns (MathError, uint) { if (a == 0) { return (MathError.NO_ERROR, 0); } uint c = a * b; if (c / a != b) { return (MathError.INTEGER_OVERFLOW, 0); } else { return (MathError.NO_ERROR, c); } } /** * @dev Integer division of two numbers, truncating the quotient. */ function divUInt(uint a, uint b) internal pure returns (MathError, uint) { if (b == 0) { return (MathError.DIVISION_BY_ZERO, 0); } return (MathError.NO_ERROR, a / b); } /** * @dev Subtracts two numbers, returns an error on overflow (i.e. if subtrahend is greater than minuend). */ function subUInt(uint a, uint b) internal pure returns (MathError, uint) { if (b <= a) { return (MathError.NO_ERROR, a - b); } else { return (MathError.INTEGER_UNDERFLOW, 0); } } /** * @dev Adds two numbers, returns an error on overflow. */ function addUInt(uint a, uint b) internal pure returns (MathError, uint) { uint c = a + b; if (c >= a) { return (MathError.NO_ERROR, c); } else { return (MathError.INTEGER_OVERFLOW, 0); } } /** * @dev add a and b and then subtract c */ function addThenSubUInt(uint a, uint b, uint c) internal pure returns (MathError, uint) { (MathError err0, uint sum) = addUInt(a, b); if (err0 != MathError.NO_ERROR) { return (err0, 0); } return subUInt(sum, c); } } // File: contracts/Exponential.sol pragma solidity ^0.5.8; /** * @title Exponential module for storing fixed-decision decimals * @author Compound * @notice Exp is a struct which stores decimals with a fixed precision of 18 decimal places. * Thus, if we wanted to store the 5.1, mantissa would store 5.1e18. That is: * `Exp({mantissa: 5100000000000000000})`. */ contract Exponential is CarefulMath { uint constant expScale = 1e18; uint constant halfExpScale = expScale/2; uint constant mantissaOne = expScale; struct Exp { uint mantissa; } /** * @dev Creates an exponential from numerator and denominator values. * Note: Returns an error if (`num` * 10e18) > MAX_INT, * or if `denom` is zero. */ function getExp(uint num, uint denom) pure internal returns (MathError, Exp memory) { (MathError err0, uint scaledNumerator) = mulUInt(num, expScale); if (err0 != MathError.NO_ERROR) { return (err0, Exp({mantissa: 0})); } (MathError err1, uint rational) = divUInt(scaledNumerator, denom); if (err1 != MathError.NO_ERROR) { return (err1, Exp({mantissa: 0})); } return (MathError.NO_ERROR, Exp({mantissa: rational})); } /** * @dev Adds two exponentials, returning a new exponential. */ function addExp(Exp memory a, Exp memory b) pure internal returns (MathError, Exp memory) { (MathError error, uint result) = addUInt(a.mantissa, b.mantissa); return (error, Exp({mantissa: result})); } /** * @dev Subtracts two exponentials, returning a new exponential. */ function subExp(Exp memory a, Exp memory b) pure internal returns (MathError, Exp memory) { (MathError error, uint result) = subUInt(a.mantissa, b.mantissa); return (error, Exp({mantissa: result})); } /** * @dev Multiply an Exp by a scalar, returning a new Exp. */ function mulScalar(Exp memory a, uint scalar) pure internal returns (MathError, Exp memory) { (MathError err0, uint scaledMantissa) = mulUInt(a.mantissa, scalar); if (err0 != MathError.NO_ERROR) { return (err0, Exp({mantissa: 0})); } return (MathError.NO_ERROR, Exp({mantissa: scaledMantissa})); } /** * @dev Multiply an Exp by a scalar, then truncate to return an unsigned integer. */ function mulScalarTruncate(Exp memory a, uint scalar) pure internal returns (MathError, uint) { (MathError err, Exp memory product) = mulScalar(a, scalar); if (err != MathError.NO_ERROR) { return (err, 0); } return (MathError.NO_ERROR, truncate(product)); } /** * @dev Multiply an Exp by a scalar, truncate, then add an to an unsigned integer, returning an unsigned integer. */ function mulScalarTruncateAddUInt(Exp memory a, uint scalar, uint addend) pure internal returns (MathError, uint) { (MathError err, Exp memory product) = mulScalar(a, scalar); if (err != MathError.NO_ERROR) { return (err, 0); } return addUInt(truncate(product), addend); } /** * @dev Divide an Exp by a scalar, returning a new Exp. */ function divScalar(Exp memory a, uint scalar) pure internal returns (MathError, Exp memory) { (MathError err0, uint descaledMantissa) = divUInt(a.mantissa, scalar); if (err0 != MathError.NO_ERROR) { return (err0, Exp({mantissa: 0})); } return (MathError.NO_ERROR, Exp({mantissa: descaledMantissa})); } /** * @dev Divide a scalar by an Exp, returning a new Exp. */ function divScalarByExp(uint scalar, Exp memory divisor) pure internal returns (MathError, Exp memory) { /* We are doing this as: getExp(mulUInt(expScale, scalar), divisor.mantissa) How it works: Exp = a / b; Scalar = s; `s / (a / b)` = `b * s / a` and since for an Exp `a = mantissa, b = expScale` */ (MathError err0, uint numerator) = mulUInt(expScale, scalar); if (err0 != MathError.NO_ERROR) { return (err0, Exp({mantissa: 0})); } return getExp(numerator, divisor.mantissa); } /** * @dev Divide a scalar by an Exp, then truncate to return an unsigned integer. */ function divScalarByExpTruncate(uint scalar, Exp memory divisor) pure internal returns (MathError, uint) { (MathError err, Exp memory fraction) = divScalarByExp(scalar, divisor); if (err != MathError.NO_ERROR) { return (err, 0); } return (MathError.NO_ERROR, truncate(fraction)); } /** * @dev Multiplies two exponentials, returning a new exponential. */ function mulExp(Exp memory a, Exp memory b) pure internal returns (MathError, Exp memory) { (MathError err0, uint doubleScaledProduct) = mulUInt(a.mantissa, b.mantissa); if (err0 != MathError.NO_ERROR) { return (err0, Exp({mantissa: 0})); } // We add half the scale before dividing so that we get rounding instead of truncation. // See "Listing 6" and text above it at https://accu.org/index.php/journals/1717 // Without this change, a result like 6.6...e-19 will be truncated to 0 instead of being rounded to 1e-18. (MathError err1, uint doubleScaledProductWithHalfScale) = addUInt(halfExpScale, doubleScaledProduct); if (err1 != MathError.NO_ERROR) { return (err1, Exp({mantissa: 0})); } (MathError err2, uint product) = divUInt(doubleScaledProductWithHalfScale, expScale); // The only error `div` can return is MathError.DIVISION_BY_ZERO but we control `expScale` and it is not zero. assert(err2 == MathError.NO_ERROR); return (MathError.NO_ERROR, Exp({mantissa: product})); } /** * @dev Multiplies two exponentials given their mantissas, returning a new exponential. */ function mulExp(uint a, uint b) pure internal returns (MathError, Exp memory) { return mulExp(Exp({mantissa: a}), Exp({mantissa: b})); } /** * @dev Multiplies three exponentials, returning a new exponential. */ function mulExp3(Exp memory a, Exp memory b, Exp memory c) pure internal returns (MathError, Exp memory) { (MathError err, Exp memory ab) = mulExp(a, b); if (err != MathError.NO_ERROR) { return (err, ab); } return mulExp(ab, c); } /** * @dev Divides two exponentials, returning a new exponential. * (a/scale) / (b/scale) = (a/scale) * (scale/b) = a/b, * which we can scale as an Exp by calling getExp(a.mantissa, b.mantissa) */ function divExp(Exp memory a, Exp memory b) pure internal returns (MathError, Exp memory) { return getExp(a.mantissa, b.mantissa); } /** * @dev Truncates the given exp to a whole number value. * For example, truncate(Exp{mantissa: 15 * expScale}) = 15 */ function truncate(Exp memory exp) pure internal returns (uint) { // Note: We are not using careful math here as we're performing a division that cannot fail return exp.mantissa / expScale; } /** * @dev Checks if first Exp is less than second Exp. */ function lessThanExp(Exp memory left, Exp memory right) pure internal returns (bool) { return left.mantissa < right.mantissa; //TODO: Add some simple tests and this in another PR yo. } /** * @dev Checks if left Exp <= right Exp. */ function lessThanOrEqualExp(Exp memory left, Exp memory right) pure internal returns (bool) { return left.mantissa <= right.mantissa; } /** * @dev returns true if Exp is exactly zero */ function isZeroExp(Exp memory value) pure internal returns (bool) { return value.mantissa == 0; } } // File: contracts/EIP20Interface.sol pragma solidity ^0.5.8; /** * @title ERC 20 Token Standard Interface * https://eips.ethereum.org/EIPS/eip-20 */ interface EIP20Interface { /** * @notice Get the total number of tokens in circulation * @return The supply of tokens */ function totalSupply() external view returns (uint256); /** * @notice Gets the balance of the specified address * @param owner The address from which the balance will be retrieved * @return The balance */ function balanceOf(address owner) external view returns (uint256 balance); /** * @notice Transfer `amount` tokens from `msg.sender` to `dst` * @param dst The address of the destination account * @param amount The number of tokens to transfer * @return Whether or not the transfer succeeded */ function transfer(address dst, uint256 amount) external returns (bool success); /** * @notice Transfer `amount` tokens from `src` to `dst` * @param src The address of the source account * @param dst The address of the destination account * @param amount The number of tokens to transfer * @return Whether or not the transfer succeeded */ function transferFrom(address src, address dst, uint256 amount) external returns (bool success); /** * @notice Approve `spender` to transfer up to `amount` from `src` * @dev This will overwrite the approval amount for `spender` * and is subject to issues noted [here](https://eips.ethereum.org/EIPS/eip-20#approve) * @param spender The address of the account which may transfer tokens * @param amount The number of tokens that are approved (-1 means infinite) * @return Whether or not the approval succeeded */ function approve(address spender, uint256 amount) external returns (bool success); /** * @notice Get the current allowance from `owner` for `spender` * @param owner The address of the account which owns the tokens to be spent * @param spender The address of the account which may transfer tokens * @return The number of tokens allowed to be spent (-1 means infinite) */ function allowance(address owner, address spender) external view returns (uint256 remaining); event Transfer(address indexed from, address indexed to, uint256 amount); event Approval(address indexed owner, address indexed spender, uint256 amount); } // File: contracts/EIP20NonStandardInterface.sol pragma solidity ^0.5.8; /** * @title EIP20NonStandardInterface * @dev Version of ERC20 with no return values for `transfer` and `transferFrom` * See https://medium.com/coinmonks/missing-return-value-bug-at-least-130-tokens-affected-d67bf08521ca */ interface EIP20NonStandardInterface { /** * @notice Get the total number of tokens in circulation * @return The supply of tokens */ function totalSupply() external view returns (uint256); /** * @notice Gets the balance of the specified address * @param owner The address from which the balance will be retrieved * @return The balance */ function balanceOf(address owner) external view returns (uint256 balance); /// /// !!!!!!!!!!!!!! /// !!! NOTICE !!! `transfer` does not return a value, in violation of the ERC-20 specification /// !!!!!!!!!!!!!! /// /** * @notice Transfer `amount` tokens from `msg.sender` to `dst` * @param dst The address of the destination account * @param amount The number of tokens to transfer */ function transfer(address dst, uint256 amount) external; /// /// !!!!!!!!!!!!!! /// !!! NOTICE !!! `transferFrom` does not return a value, in violation of the ERC-20 specification /// !!!!!!!!!!!!!! /// /** * @notice Transfer `amount` tokens from `src` to `dst` * @param src The address of the source account * @param dst The address of the destination account * @param amount The number of tokens to transfer */ function transferFrom(address src, address dst, uint256 amount) external; /** * @notice Approve `spender` to transfer up to `amount` from `src` * @dev This will overwrite the approval amount for `spender` * and is subject to issues noted [here](https://eips.ethereum.org/EIPS/eip-20#approve) * @param spender The address of the account which may transfer tokens * @param amount The number of tokens that are approved * @return Whether or not the approval succeeded */ function approve(address spender, uint256 amount) external returns (bool success); /** * @notice Get the current allowance from `owner` for `spender` * @param owner The address of the account which owns the tokens to be spent * @param spender The address of the account which may transfer tokens * @return The number of tokens allowed to be spent */ function allowance(address owner, address spender) external view returns (uint256 remaining); event Transfer(address indexed from, address indexed to, uint256 amount); event Approval(address indexed owner, address indexed spender, uint256 amount); } // File: contracts/ReentrancyGuard.sol pragma solidity ^0.5.8; /** * @title Helps contracts guard against reentrancy attacks. * @author Remco Bloemen <remco@2π.com>, Eenae <[email protected]> * @dev If you mark a function `nonReentrant`, you should also * mark it `external`. */ contract ReentrancyGuard { /// @dev counter to allow mutex lock with only one SSTORE operation uint256 private _guardCounter; constructor () internal { // The counter starts at one to prevent changing it from zero to a non-zero // value, which is a more expensive operation. _guardCounter = 1; } /** * @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 make it call a * `private` function that does the actual work. */ modifier nonReentrant() { _guardCounter += 1; uint256 localCounter = _guardCounter; _; require(localCounter == _guardCounter, "re-entered"); } } // File: contracts/InterestRateModel.sol pragma solidity ^0.5.8; /** * @title The Compound InterestRateModel Interface * @author Compound * @notice Any interest rate model should derive from this contract. * @dev These functions are specifically not marked `pure` as implementations of this * contract may read from storage variables. */ interface InterestRateModel { /** * @notice Gets the current borrow interest rate based on the given asset, total cash, total borrows * and total reserves. * @dev The return value should be scaled by 1e18, thus a return value of * `(true, 1000000000000)` implies an interest rate of 0.000001 or 0.0001% *per block*. * @param cash The total cash of the underlying asset in the CToken * @param borrows The total borrows of the underlying asset in the CToken * @param reserves The total reserves of the underlying asset in the CToken * @return Success or failure and the borrow interest rate per block scaled by 10e18 */ function getBorrowRate(uint cash, uint borrows, uint reserves) external view returns (uint, uint); /** * @notice Marker function used for light validation when updating the interest rate model of a market * @dev Marker function used for light validation when updating the interest rate model of a market. Implementations should simply return true. * @return Success or failure */ function isInterestRateModel() external view returns (bool); } // File: contracts/CToken.sol pragma solidity ^0.5.8; /** * @title Compound's CToken Contract * @notice Abstract base for CTokens * @author Compound */ contract CToken is EIP20Interface, Exponential, TokenErrorReporter, ReentrancyGuard { /** * @notice Indicator that this is a CToken contract (for inspection) */ bool public constant isCToken = true; /** * @notice EIP-20 token name for this token */ string public name; /** * @notice EIP-20 token symbol for this token */ string public symbol; /** * @notice EIP-20 token decimals for this token */ uint public decimals; /** * @notice Maximum borrow rate that can ever be applied (.0005% / block) */ uint constant borrowRateMaxMantissa = 5e14; /** * @notice Maximum fraction of interest that can be set aside for reserves */ uint constant reserveFactorMaxMantissa = 1e18; /** * @notice Administrator for this contract */ address payable public admin; /** * @notice Pending administrator for this contract */ address payable public pendingAdmin; /** * @notice Contract which oversees inter-cToken operations */ ComptrollerInterface public comptroller; /** * @notice Model which tells what the current interest rate should be */ InterestRateModel public interestRateModel; /** * @notice Initial exchange rate used when minting the first CTokens (used when totalSupply = 0) */ uint public initialExchangeRateMantissa; /** * @notice Fraction of interest currently set aside for reserves */ uint public reserveFactorMantissa; /** * @notice Block number that interest was last accrued at */ uint public accrualBlockNumber; /** * @notice Accumulator of total earned interest since the opening of the market */ uint public borrowIndex; /** * @notice Total amount of outstanding borrows of the underlying in this market */ uint public totalBorrows; /** * @notice Total amount of reserves of the underlying held in this market */ uint public totalReserves; /** * @notice Total number of tokens in circulation */ uint256 public totalSupply; /** * @notice Official record of token balances for each account */ mapping (address => uint256) accountTokens; /** * @notice Approved token transfer amounts on behalf of others */ mapping (address => mapping (address => uint256)) transferAllowances; /** * @notice Container for borrow balance information * @member principal Total balance (with accrued interest), after applying the most recent balance-changing action * @member interestIndex Global borrowIndex as of the most recent balance-changing action */ struct BorrowSnapshot { uint principal; uint interestIndex; } /** * @notice Mapping of account addresses to outstanding borrow balances */ mapping(address => BorrowSnapshot) accountBorrows; /*** Market Events ***/ /** * @notice Event emitted when interest is accrued */ event AccrueInterest(uint interestAccumulated, uint borrowIndex, uint totalBorrows); /** * @notice Event emitted when tokens are minted */ event Mint(address minter, uint mintAmount, uint mintTokens); /** * @notice Event emitted when tokens are redeemed */ event Redeem(address redeemer, uint redeemAmount, uint redeemTokens); /** * @notice Event emitted when underlying is borrowed */ event Borrow(address borrower, uint borrowAmount, uint accountBorrows, uint totalBorrows); /** * @notice Event emitted when a borrow is repaid */ event RepayBorrow(address payer, address borrower, uint repayAmount, uint accountBorrows, uint totalBorrows); /** * @notice Event emitted when a borrow is liquidated */ event LiquidateBorrow(address liquidator, address borrower, uint repayAmount, address cTokenCollateral, uint seizeTokens); /*** Admin Events ***/ /** * @notice Event emitted when pendingAdmin is changed */ event NewPendingAdmin(address oldPendingAdmin, address newPendingAdmin); /** * @notice Event emitted when pendingAdmin is accepted, which means admin is updated */ event NewAdmin(address oldAdmin, address newAdmin); /** * @notice Event emitted when comptroller is changed */ event NewComptroller(ComptrollerInterface oldComptroller, ComptrollerInterface newComptroller); /** * @notice Event emitted when interestRateModel is changed */ event NewMarketInterestRateModel(InterestRateModel oldInterestRateModel, InterestRateModel newInterestRateModel); /** * @notice Event emitted when the reserve factor is changed */ event NewReserveFactor(uint oldReserveFactorMantissa, uint newReserveFactorMantissa); /** * @notice Event emitted when the reserves are reduced */ event ReservesReduced(address admin, uint reduceAmount, uint newTotalReserves); /** * @notice Construct a new money market * @param comptroller_ The address of the Comptroller * @param interestRateModel_ The address of the interest rate model * @param initialExchangeRateMantissa_ The initial exchange rate, scaled by 1e18 * @param name_ EIP-20 name of this token * @param symbol_ EIP-20 symbol of this token * @param decimals_ EIP-20 decimal precision of this token */ constructor(ComptrollerInterface comptroller_, InterestRateModel interestRateModel_, uint initialExchangeRateMantissa_, string memory name_, string memory symbol_, uint decimals_) internal { // Set admin to msg.sender admin = msg.sender; // Set initial exchange rate initialExchangeRateMantissa = initialExchangeRateMantissa_; require(initialExchangeRateMantissa > 0, "Initial exchange rate must be greater than zero."); // Set the comptroller uint err = _setComptroller(comptroller_); require(err == uint(Error.NO_ERROR), "Setting comptroller failed"); // Initialize block number and borrow index (block number mocks depend on comptroller being set) accrualBlockNumber = getBlockNumber(); borrowIndex = mantissaOne; // Set the interest rate model (depends on block number / borrow index) err = _setInterestRateModelFresh(interestRateModel_); require(err == uint(Error.NO_ERROR), "Setting interest rate model failed"); name = name_; symbol = symbol_; decimals = decimals_; } /** * @notice Transfer `tokens` tokens from `src` to `dst` by `spender` * @dev Called by both `transfer` and `transferFrom` internally * @param spender The address of the account performing the transfer * @param src The address of the source account * @param dst The address of the destination account * @param tokens The number of tokens to transfer * @return Whether or not the transfer succeeded */ function transferTokens(address spender, address src, address dst, uint tokens) internal returns (uint) { /* Fail if transfer not allowed */ uint allowed = comptroller.transferAllowed(address(this), src, dst, tokens); if (allowed != 0) { return failOpaque(Error.COMPTROLLER_REJECTION, FailureInfo.TRANSFER_COMPTROLLER_REJECTION, allowed); } /* Do not allow self-transfers */ if (src == dst) { return fail(Error.BAD_INPUT, FailureInfo.TRANSFER_NOT_ALLOWED); } /* Get the allowance, infinite for the account owner */ uint startingAllowance = 0; if (spender == src) { startingAllowance = uint(-1); } else { startingAllowance = transferAllowances[src][spender]; } /* Do the calculations, checking for {under,over}flow */ MathError mathErr; uint allowanceNew; uint srcTokensNew; uint dstTokensNew; (mathErr, allowanceNew) = subUInt(startingAllowance, tokens); if (mathErr != MathError.NO_ERROR) { return fail(Error.MATH_ERROR, FailureInfo.TRANSFER_NOT_ALLOWED); } (mathErr, srcTokensNew) = subUInt(accountTokens[src], tokens); if (mathErr != MathError.NO_ERROR) { return fail(Error.MATH_ERROR, FailureInfo.TRANSFER_NOT_ENOUGH); } (mathErr, dstTokensNew) = addUInt(accountTokens[dst], tokens); if (mathErr != MathError.NO_ERROR) { return fail(Error.MATH_ERROR, FailureInfo.TRANSFER_TOO_MUCH); } ///////////////////////// // EFFECTS & INTERACTIONS // (No safe failures beyond this point) accountTokens[src] = srcTokensNew; accountTokens[dst] = dstTokensNew; /* Eat some of the allowance (if necessary) */ if (startingAllowance != uint(-1)) { transferAllowances[src][spender] = allowanceNew; } /* We emit a Transfer event */ emit Transfer(src, dst, tokens); /* We call the defense hook (which checks for under-collateralization) */ comptroller.transferVerify(address(this), src, dst, tokens); return uint(Error.NO_ERROR); } /** * @notice Transfer `amount` tokens from `msg.sender` to `dst` * @param dst The address of the destination account * @param amount The number of tokens to transfer * @return Whether or not the transfer succeeded */ function transfer(address dst, uint256 amount) external nonReentrant returns (bool) { return transferTokens(msg.sender, msg.sender, dst, amount) == uint(Error.NO_ERROR); } /** * @notice Transfer `amount` tokens from `src` to `dst` * @param src The address of the source account * @param dst The address of the destination account * @param amount The number of tokens to transfer * @return Whether or not the transfer succeeded */ function transferFrom(address src, address dst, uint256 amount) external nonReentrant returns (bool) { return transferTokens(msg.sender, src, dst, amount) == uint(Error.NO_ERROR); } /** * @notice Approve `spender` to transfer up to `amount` from `src` * @dev This will overwrite the approval amount for `spender` * and is subject to issues noted [here](https://eips.ethereum.org/EIPS/eip-20#approve) * @param spender The address of the account which may transfer tokens * @param amount The number of tokens that are approved (-1 means infinite) * @return Whether or not the approval succeeded */ function approve(address spender, uint256 amount) external returns (bool) { address src = msg.sender; transferAllowances[src][spender] = amount; emit Approval(src, spender, amount); return true; } /** * @notice Get the current allowance from `owner` for `spender` * @param owner The address of the account which owns the tokens to be spent * @param spender The address of the account which may transfer tokens * @return The number of tokens allowed to be spent (-1 means infinite) */ function allowance(address owner, address spender) external view returns (uint256) { return transferAllowances[owner][spender]; } /** * @notice Get the token balance of the `owner` * @param owner The address of the account to query * @return The number of tokens owned by `owner` */ function balanceOf(address owner) external view returns (uint256) { return accountTokens[owner]; } /** * @notice Get the underlying balance of the `owner` * @dev This also accrues interest in a transaction * @param owner The address of the account to query * @return The amount of underlying owned by `owner` */ function balanceOfUnderlying(address owner) external returns (uint) { Exp memory exchangeRate = Exp({mantissa: exchangeRateCurrent()}); (MathError mErr, uint balance) = mulScalarTruncate(exchangeRate, accountTokens[owner]); require(mErr == MathError.NO_ERROR); return balance; } /** * @notice Get a snapshot of the account's balances, and the cached exchange rate * @dev This is used by comptroller to more efficiently perform liquidity checks. * @param account Address of the account to snapshot * @return (possible error, token balance, borrow balance, exchange rate mantissa) */ function getAccountSnapshot(address account) external view returns (uint, uint, uint, uint) { uint cTokenBalance = accountTokens[account]; uint borrowBalance; uint exchangeRateMantissa; MathError mErr; (mErr, borrowBalance) = borrowBalanceStoredInternal(account); if (mErr != MathError.NO_ERROR) { return (uint(Error.MATH_ERROR), 0, 0, 0); } (mErr, exchangeRateMantissa) = exchangeRateStoredInternal(); if (mErr != MathError.NO_ERROR) { return (uint(Error.MATH_ERROR), 0, 0, 0); } return (uint(Error.NO_ERROR), cTokenBalance, borrowBalance, exchangeRateMantissa); } /** * @dev Function to simply retrieve block number * This exists mainly for inheriting test contracts to stub this result. */ function getBlockNumber() internal view returns (uint) { return block.number; } /** * @notice Returns the current per-block borrow interest rate for this cToken * @return The borrow interest rate per block, scaled by 1e18 */ function borrowRatePerBlock() external view returns (uint) { (uint opaqueErr, uint borrowRateMantissa) = interestRateModel.getBorrowRate(getCashPrior(), totalBorrows, totalReserves); require(opaqueErr == 0, "borrowRatePerBlock: interestRateModel.borrowRate failed"); // semi-opaque return borrowRateMantissa; } /** * @notice Returns the current per-block supply interest rate for this cToken * @return The supply interest rate per block, scaled by 1e18 */ function supplyRatePerBlock() external view returns (uint) { /* We calculate the supply rate: * underlying = totalSupply × exchangeRate * borrowsPer = totalBorrows ÷ underlying * supplyRate = borrowRate × (1-reserveFactor) × borrowsPer */ uint exchangeRateMantissa = exchangeRateStored(); (uint e0, uint borrowRateMantissa) = interestRateModel.getBorrowRate(getCashPrior(), totalBorrows, totalReserves); require(e0 == 0, "supplyRatePerBlock: calculating borrowRate failed"); // semi-opaque (MathError e1, Exp memory underlying) = mulScalar(Exp({mantissa: exchangeRateMantissa}), totalSupply); require(e1 == MathError.NO_ERROR, "supplyRatePerBlock: calculating underlying failed"); (MathError e2, Exp memory borrowsPer) = divScalarByExp(totalBorrows, underlying); require(e2 == MathError.NO_ERROR, "supplyRatePerBlock: calculating borrowsPer failed"); (MathError e3, Exp memory oneMinusReserveFactor) = subExp(Exp({mantissa: mantissaOne}), Exp({mantissa: reserveFactorMantissa})); require(e3 == MathError.NO_ERROR, "supplyRatePerBlock: calculating oneMinusReserveFactor failed"); (MathError e4, Exp memory supplyRate) = mulExp3(Exp({mantissa: borrowRateMantissa}), oneMinusReserveFactor, borrowsPer); require(e4 == MathError.NO_ERROR, "supplyRatePerBlock: calculating supplyRate failed"); return supplyRate.mantissa; } /** * @notice Returns the current total borrows plus accrued interest * @return The total borrows with interest */ function totalBorrowsCurrent() external nonReentrant returns (uint) { require(accrueInterest() == uint(Error.NO_ERROR), "accrue interest failed"); return totalBorrows; } /** * @notice Accrue interest to updated borrowIndex and then calculate account's borrow balance using the updated borrowIndex * @param account The address whose balance should be calculated after updating borrowIndex * @return The calculated balance */ function borrowBalanceCurrent(address account) external nonReentrant returns (uint) { require(accrueInterest() == uint(Error.NO_ERROR), "accrue interest failed"); return borrowBalanceStored(account); } /** * @notice Return the borrow balance of account based on stored data * @param account The address whose balance should be calculated * @return The calculated balance */ function borrowBalanceStored(address account) public view returns (uint) { (MathError err, uint result) = borrowBalanceStoredInternal(account); require(err == MathError.NO_ERROR, "borrowBalanceStored: borrowBalanceStoredInternal failed"); return result; } /** * @notice Return the borrow balance of account based on stored data * @param account The address whose balance should be calculated * @return (error code, the calculated balance or 0 if error code is non-zero) */ function borrowBalanceStoredInternal(address account) internal view returns (MathError, uint) { /* Note: we do not assert that the market is up to date */ MathError mathErr; uint principalTimesIndex; uint result; /* Get borrowBalance and borrowIndex */ BorrowSnapshot storage borrowSnapshot = accountBorrows[account]; /* If borrowBalance = 0 then borrowIndex is likely also 0. * Rather than failing the calculation with a division by 0, we immediately return 0 in this case. */ if (borrowSnapshot.principal == 0) { return (MathError.NO_ERROR, 0); } /* Calculate new borrow balance using the interest index: * recentBorrowBalance = borrower.borrowBalance * market.borrowIndex / borrower.borrowIndex */ (mathErr, principalTimesIndex) = mulUInt(borrowSnapshot.principal, borrowIndex); if (mathErr != MathError.NO_ERROR) { return (mathErr, 0); } (mathErr, result) = divUInt(principalTimesIndex, borrowSnapshot.interestIndex); if (mathErr != MathError.NO_ERROR) { return (mathErr, 0); } return (MathError.NO_ERROR, result); } /** * @notice Accrue interest then return the up-to-date exchange rate * @return Calculated exchange rate scaled by 1e18 */ function exchangeRateCurrent() public nonReentrant returns (uint) { require(accrueInterest() == uint(Error.NO_ERROR), "accrue interest failed"); return exchangeRateStored(); } /** * @notice Calculates the exchange rate from the underlying to the CToken * @dev This function does not accrue interest before calculating the exchange rate * @return Calculated exchange rate scaled by 1e18 */ function exchangeRateStored() public view returns (uint) { (MathError err, uint result) = exchangeRateStoredInternal(); require(err == MathError.NO_ERROR, "exchangeRateStored: exchangeRateStoredInternal failed"); return result; } /** * @notice Calculates the exchange rate from the underlying to the CToken * @dev This function does not accrue interest before calculating the exchange rate * @return (error code, calculated exchange rate scaled by 1e18) */ function exchangeRateStoredInternal() internal view returns (MathError, uint) { if (totalSupply == 0) { /* * If there are no tokens minted: * exchangeRate = initialExchangeRate */ return (MathError.NO_ERROR, initialExchangeRateMantissa); } else { /* * Otherwise: * exchangeRate = (totalCash + totalBorrows - totalReserves) / totalSupply */ uint totalCash = getCashPrior(); uint cashPlusBorrowsMinusReserves; Exp memory exchangeRate; MathError mathErr; (mathErr, cashPlusBorrowsMinusReserves) = addThenSubUInt(totalCash, totalBorrows, totalReserves); if (mathErr != MathError.NO_ERROR) { return (mathErr, 0); } (mathErr, exchangeRate) = getExp(cashPlusBorrowsMinusReserves, totalSupply); if (mathErr != MathError.NO_ERROR) { return (mathErr, 0); } return (MathError.NO_ERROR, exchangeRate.mantissa); } } /** * @notice Get cash balance of this cToken in the underlying asset * @return The quantity of underlying asset owned by this contract */ function getCash() external view returns (uint) { return getCashPrior(); } struct AccrueInterestLocalVars { MathError mathErr; uint opaqueErr; uint borrowRateMantissa; uint currentBlockNumber; uint blockDelta; Exp simpleInterestFactor; uint interestAccumulated; uint totalBorrowsNew; uint totalReservesNew; uint borrowIndexNew; } /** * @notice Applies accrued interest to total borrows and reserves. * @dev This calculates interest accrued from the last checkpointed block * up to the current block and writes new checkpoint to storage. */ function accrueInterest() public returns (uint) { AccrueInterestLocalVars memory vars; /* Calculate the current borrow interest rate */ (vars.opaqueErr, vars.borrowRateMantissa) = interestRateModel.getBorrowRate(getCashPrior(), totalBorrows, totalReserves); require(vars.borrowRateMantissa <= borrowRateMaxMantissa, "borrow rate is absurdly high"); if (vars.opaqueErr != 0) { return failOpaque(Error.INTEREST_RATE_MODEL_ERROR, FailureInfo.ACCRUE_INTEREST_BORROW_RATE_CALCULATION_FAILED, vars.opaqueErr); } /* Remember the initial block number */ vars.currentBlockNumber = getBlockNumber(); /* Calculate the number of blocks elapsed since the last accrual */ (vars.mathErr, vars.blockDelta) = subUInt(vars.currentBlockNumber, accrualBlockNumber); assert(vars.mathErr == MathError.NO_ERROR); // Block delta should always succeed and if it doesn't, blow up. /* * Calculate the interest accumulated into borrows and reserves and the new index: * simpleInterestFactor = borrowRate * blockDelta * interestAccumulated = simpleInterestFactor * totalBorrows * totalBorrowsNew = interestAccumulated + totalBorrows * totalReservesNew = interestAccumulated * reserveFactor + totalReserves * borrowIndexNew = simpleInterestFactor * borrowIndex + borrowIndex */ (vars.mathErr, vars.simpleInterestFactor) = mulScalar(Exp({mantissa: vars.borrowRateMantissa}), vars.blockDelta); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.ACCRUE_INTEREST_SIMPLE_INTEREST_FACTOR_CALCULATION_FAILED, uint(vars.mathErr)); } (vars.mathErr, vars.interestAccumulated) = mulScalarTruncate(vars.simpleInterestFactor, totalBorrows); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.ACCRUE_INTEREST_ACCUMULATED_INTEREST_CALCULATION_FAILED, uint(vars.mathErr)); } (vars.mathErr, vars.totalBorrowsNew) = addUInt(vars.interestAccumulated, totalBorrows); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.ACCRUE_INTEREST_NEW_TOTAL_BORROWS_CALCULATION_FAILED, uint(vars.mathErr)); } (vars.mathErr, vars.totalReservesNew) = mulScalarTruncateAddUInt(Exp({mantissa: reserveFactorMantissa}), vars.interestAccumulated, totalReserves); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.ACCRUE_INTEREST_NEW_TOTAL_RESERVES_CALCULATION_FAILED, uint(vars.mathErr)); } (vars.mathErr, vars.borrowIndexNew) = mulScalarTruncateAddUInt(vars.simpleInterestFactor, borrowIndex, borrowIndex); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.ACCRUE_INTEREST_NEW_BORROW_INDEX_CALCULATION_FAILED, uint(vars.mathErr)); } ///////////////////////// // EFFECTS & INTERACTIONS // (No safe failures beyond this point) /* We write the previously calculated values into storage */ accrualBlockNumber = vars.currentBlockNumber; borrowIndex = vars.borrowIndexNew; totalBorrows = vars.totalBorrowsNew; totalReserves = vars.totalReservesNew; /* We emit an AccrueInterest event */ emit AccrueInterest(vars.interestAccumulated, vars.borrowIndexNew, totalBorrows); return uint(Error.NO_ERROR); } /** * @notice Sender supplies assets into the market and receives cTokens in exchange * @dev Accrues interest whether or not the operation succeeds, unless reverted * @param mintAmount The amount of the underlying asset to supply * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function mintInternal(uint mintAmount) internal nonReentrant returns (uint) { uint error = accrueInterest(); if (error != uint(Error.NO_ERROR)) { // accrueInterest emits logs on errors, but we still want to log the fact that an attempted borrow failed return fail(Error(error), FailureInfo.MINT_ACCRUE_INTEREST_FAILED); } // mintFresh emits the actual Mint event if successful and logs on errors, so we don't need to return mintFresh(msg.sender, mintAmount); } struct MintLocalVars { Error err; MathError mathErr; uint exchangeRateMantissa; uint mintTokens; uint totalSupplyNew; uint accountTokensNew; } /** * @notice User supplies assets into the market and receives cTokens in exchange * @dev Assumes interest has already been accrued up to the current block * @param minter The address of the account which is supplying the assets * @param mintAmount The amount of the underlying asset to supply * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function mintFresh(address minter, uint mintAmount) internal returns (uint) { /* Fail if mint not allowed */ uint allowed = comptroller.mintAllowed(address(this), minter, mintAmount); if (allowed != 0) { return failOpaque(Error.COMPTROLLER_REJECTION, FailureInfo.MINT_COMPTROLLER_REJECTION, allowed); } /* Verify market's block number equals current block number */ if (accrualBlockNumber != getBlockNumber()) { return fail(Error.MARKET_NOT_FRESH, FailureInfo.MINT_FRESHNESS_CHECK); } MintLocalVars memory vars; /* Fail if checkTransferIn fails */ vars.err = checkTransferIn(minter, mintAmount); if (vars.err != Error.NO_ERROR) { return fail(vars.err, FailureInfo.MINT_TRANSFER_IN_NOT_POSSIBLE); } /* * We get the current exchange rate and calculate the number of cTokens to be minted: * mintTokens = mintAmount / exchangeRate */ (vars.mathErr, vars.exchangeRateMantissa) = exchangeRateStoredInternal(); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.MINT_EXCHANGE_RATE_READ_FAILED, uint(vars.mathErr)); } (vars.mathErr, vars.mintTokens) = divScalarByExpTruncate(mintAmount, Exp({mantissa: vars.exchangeRateMantissa})); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.MINT_EXCHANGE_CALCULATION_FAILED, uint(vars.mathErr)); } /* * We calculate the new total supply of cTokens and minter token balance, checking for overflow: * totalSupplyNew = totalSupply + mintTokens * accountTokensNew = accountTokens[minter] + mintTokens */ (vars.mathErr, vars.totalSupplyNew) = addUInt(totalSupply, vars.mintTokens); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.MINT_NEW_TOTAL_SUPPLY_CALCULATION_FAILED, uint(vars.mathErr)); } (vars.mathErr, vars.accountTokensNew) = addUInt(accountTokens[minter], vars.mintTokens); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.MINT_NEW_ACCOUNT_BALANCE_CALCULATION_FAILED, uint(vars.mathErr)); } ///////////////////////// // EFFECTS & INTERACTIONS // (No safe failures beyond this point) /* * We call doTransferIn for the minter and the mintAmount * Note: The cToken must handle variations between ERC-20 and ETH underlying. * On success, the cToken holds an additional mintAmount of cash. * If doTransferIn fails despite the fact we checked pre-conditions, * we revert because we can't be sure if side effects occurred. */ vars.err = doTransferIn(minter, mintAmount); if (vars.err != Error.NO_ERROR) { return fail(vars.err, FailureInfo.MINT_TRANSFER_IN_FAILED); } /* We write previously calculated values into storage */ totalSupply = vars.totalSupplyNew; accountTokens[minter] = vars.accountTokensNew; /* We emit a Mint event, and a Transfer event */ emit Mint(minter, mintAmount, vars.mintTokens); emit Transfer(address(this), minter, vars.mintTokens); /* We call the defense hook */ comptroller.mintVerify(address(this), minter, mintAmount, vars.mintTokens); return uint(Error.NO_ERROR); } /** * @notice Sender redeems cTokens in exchange for the underlying asset * @dev Accrues interest whether or not the operation succeeds, unless reverted * @param redeemTokens The number of cTokens to redeem into underlying * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function redeemInternal(uint redeemTokens) internal nonReentrant returns (uint) { uint error = accrueInterest(); if (error != uint(Error.NO_ERROR)) { // accrueInterest emits logs on errors, but we still want to log the fact that an attempted redeem failed return fail(Error(error), FailureInfo.REDEEM_ACCRUE_INTEREST_FAILED); } // redeemFresh emits redeem-specific logs on errors, so we don't need to return redeemFresh(msg.sender, redeemTokens, 0); } /** * @notice Sender redeems cTokens in exchange for a specified amount of underlying asset * @dev Accrues interest whether or not the operation succeeds, unless reverted * @param redeemAmount The amount of underlying to redeem * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function redeemUnderlyingInternal(uint redeemAmount) internal nonReentrant returns (uint) { uint error = accrueInterest(); if (error != uint(Error.NO_ERROR)) { // accrueInterest emits logs on errors, but we still want to log the fact that an attempted redeem failed return fail(Error(error), FailureInfo.REDEEM_ACCRUE_INTEREST_FAILED); } // redeemFresh emits redeem-specific logs on errors, so we don't need to return redeemFresh(msg.sender, 0, redeemAmount); } struct RedeemLocalVars { Error err; MathError mathErr; uint exchangeRateMantissa; uint redeemTokens; uint redeemAmount; uint totalSupplyNew; uint accountTokensNew; } /** * @notice User redeems cTokens in exchange for the underlying asset * @dev Assumes interest has already been accrued up to the current block * @param redeemer The address of the account which is redeeming the tokens * @param redeemTokensIn The number of cTokens to redeem into underlying (only one of redeemTokensIn or redeemAmountIn may be zero) * @param redeemAmountIn The number of cTokens to redeem into underlying (only one of redeemTokensIn or redeemAmountIn may be zero) * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function redeemFresh(address payable redeemer, uint redeemTokensIn, uint redeemAmountIn) internal returns (uint) { require(redeemTokensIn == 0 || redeemAmountIn == 0, "one of redeemTokensIn or redeemAmountIn must be zero"); RedeemLocalVars memory vars; /* exchangeRate = invoke Exchange Rate Stored() */ (vars.mathErr, vars.exchangeRateMantissa) = exchangeRateStoredInternal(); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.REDEEM_EXCHANGE_RATE_READ_FAILED, uint(vars.mathErr)); } /* If redeemTokensIn > 0: */ if (redeemTokensIn > 0) { /* * We calculate the exchange rate and the amount of underlying to be redeemed: * redeemTokens = redeemTokensIn * redeemAmount = redeemTokensIn x exchangeRateCurrent */ vars.redeemTokens = redeemTokensIn; (vars.mathErr, vars.redeemAmount) = mulScalarTruncate(Exp({mantissa: vars.exchangeRateMantissa}), redeemTokensIn); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.REDEEM_EXCHANGE_TOKENS_CALCULATION_FAILED, uint(vars.mathErr)); } } else { /* * We get the current exchange rate and calculate the amount to be redeemed: * redeemTokens = redeemAmountIn / exchangeRate * redeemAmount = redeemAmountIn */ (vars.mathErr, vars.redeemTokens) = divScalarByExpTruncate(redeemAmountIn, Exp({mantissa: vars.exchangeRateMantissa})); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.REDEEM_EXCHANGE_AMOUNT_CALCULATION_FAILED, uint(vars.mathErr)); } vars.redeemAmount = redeemAmountIn; } /* Fail if redeem not allowed */ uint allowed = comptroller.redeemAllowed(address(this), redeemer, vars.redeemTokens); if (allowed != 0) { return failOpaque(Error.COMPTROLLER_REJECTION, FailureInfo.REDEEM_COMPTROLLER_REJECTION, allowed); } /* Verify market's block number equals current block number */ if (accrualBlockNumber != getBlockNumber()) { return fail(Error.MARKET_NOT_FRESH, FailureInfo.REDEEM_FRESHNESS_CHECK); } /* * We calculate the new total supply and redeemer balance, checking for underflow: * totalSupplyNew = totalSupply - redeemTokens * accountTokensNew = accountTokens[redeemer] - redeemTokens */ (vars.mathErr, vars.totalSupplyNew) = subUInt(totalSupply, vars.redeemTokens); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.REDEEM_NEW_TOTAL_SUPPLY_CALCULATION_FAILED, uint(vars.mathErr)); } (vars.mathErr, vars.accountTokensNew) = subUInt(accountTokens[redeemer], vars.redeemTokens); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.REDEEM_NEW_ACCOUNT_BALANCE_CALCULATION_FAILED, uint(vars.mathErr)); } /* Fail gracefully if protocol has insufficient cash */ if (getCashPrior() < vars.redeemAmount) { return fail(Error.TOKEN_INSUFFICIENT_CASH, FailureInfo.REDEEM_TRANSFER_OUT_NOT_POSSIBLE); } ///////////////////////// // EFFECTS & INTERACTIONS // (No safe failures beyond this point) /* * We invoke doTransferOut for the redeemer and the redeemAmount. * Note: The cToken must handle variations between ERC-20 and ETH underlying. * On success, the cToken has redeemAmount less of cash. * If doTransferOut fails despite the fact we checked pre-conditions, * we revert because we can't be sure if side effects occurred. */ vars.err = doTransferOut(redeemer, vars.redeemAmount); require(vars.err == Error.NO_ERROR, "redeem transfer out failed"); /* We write previously calculated values into storage */ totalSupply = vars.totalSupplyNew; accountTokens[redeemer] = vars.accountTokensNew; /* We emit a Transfer event, and a Redeem event */ emit Transfer(redeemer, address(this), vars.redeemTokens); emit Redeem(redeemer, vars.redeemAmount, vars.redeemTokens); /* We call the defense hook */ comptroller.redeemVerify(address(this), redeemer, vars.redeemAmount, vars.redeemTokens); return uint(Error.NO_ERROR); } /** * @notice Sender borrows assets from the protocol to their own address * @param borrowAmount The amount of the underlying asset to borrow * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function borrowInternal(uint borrowAmount) internal nonReentrant returns (uint) { uint error = accrueInterest(); if (error != uint(Error.NO_ERROR)) { // accrueInterest emits logs on errors, but we still want to log the fact that an attempted borrow failed return fail(Error(error), FailureInfo.BORROW_ACCRUE_INTEREST_FAILED); } // borrowFresh emits borrow-specific logs on errors, so we don't need to return borrowFresh(msg.sender, borrowAmount); } struct BorrowLocalVars { Error err; MathError mathErr; uint accountBorrows; uint accountBorrowsNew; uint totalBorrowsNew; } /** * @notice Users borrow assets from the protocol to their own address * @param borrowAmount The amount of the underlying asset to borrow * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function borrowFresh(address payable borrower, uint borrowAmount) internal returns (uint) { /* Fail if borrow not allowed */ uint allowed = comptroller.borrowAllowed(address(this), borrower, borrowAmount); if (allowed != 0) { return failOpaque(Error.COMPTROLLER_REJECTION, FailureInfo.BORROW_COMPTROLLER_REJECTION, allowed); } /* Verify market's block number equals current block number */ if (accrualBlockNumber != getBlockNumber()) { return fail(Error.MARKET_NOT_FRESH, FailureInfo.BORROW_FRESHNESS_CHECK); } /* Fail gracefully if protocol has insufficient underlying cash */ if (getCashPrior() < borrowAmount) { return fail(Error.TOKEN_INSUFFICIENT_CASH, FailureInfo.BORROW_CASH_NOT_AVAILABLE); } BorrowLocalVars memory vars; /* * We calculate the new borrower and total borrow balances, failing on overflow: * accountBorrowsNew = accountBorrows + borrowAmount * totalBorrowsNew = totalBorrows + borrowAmount */ (vars.mathErr, vars.accountBorrows) = borrowBalanceStoredInternal(borrower); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.BORROW_ACCUMULATED_BALANCE_CALCULATION_FAILED, uint(vars.mathErr)); } (vars.mathErr, vars.accountBorrowsNew) = addUInt(vars.accountBorrows, borrowAmount); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.BORROW_NEW_ACCOUNT_BORROW_BALANCE_CALCULATION_FAILED, uint(vars.mathErr)); } (vars.mathErr, vars.totalBorrowsNew) = addUInt(totalBorrows, borrowAmount); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.BORROW_NEW_TOTAL_BALANCE_CALCULATION_FAILED, uint(vars.mathErr)); } ///////////////////////// // EFFECTS & INTERACTIONS // (No safe failures beyond this point) /* * We invoke doTransferOut for the borrower and the borrowAmount. * Note: The cToken must handle variations between ERC-20 and ETH underlying. * On success, the cToken borrowAmount less of cash. * If doTransferOut fails despite the fact we checked pre-conditions, * we revert because we can't be sure if side effects occurred. */ vars.err = doTransferOut(borrower, borrowAmount); require(vars.err == Error.NO_ERROR, "borrow transfer out failed"); /* We write the previously calculated values into storage */ accountBorrows[borrower].principal = vars.accountBorrowsNew; accountBorrows[borrower].interestIndex = borrowIndex; totalBorrows = vars.totalBorrowsNew; /* We emit a Borrow event */ emit Borrow(borrower, borrowAmount, vars.accountBorrowsNew, vars.totalBorrowsNew); /* We call the defense hook */ comptroller.borrowVerify(address(this), borrower, borrowAmount); return uint(Error.NO_ERROR); } /** * @notice Sender repays their own borrow * @param repayAmount The amount to repay * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function repayBorrowInternal(uint repayAmount) internal nonReentrant returns (uint) { uint error = accrueInterest(); if (error != uint(Error.NO_ERROR)) { // accrueInterest emits logs on errors, but we still want to log the fact that an attempted borrow failed return fail(Error(error), FailureInfo.REPAY_BORROW_ACCRUE_INTEREST_FAILED); } // repayBorrowFresh emits repay-borrow-specific logs on errors, so we don't need to return repayBorrowFresh(msg.sender, msg.sender, repayAmount); } /** * @notice Sender repays a borrow belonging to borrower * @param borrower the account with the debt being payed off * @param repayAmount The amount to repay * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function repayBorrowBehalfInternal(address borrower, uint repayAmount) internal nonReentrant returns (uint) { uint error = accrueInterest(); if (error != uint(Error.NO_ERROR)) { // accrueInterest emits logs on errors, but we still want to log the fact that an attempted borrow failed return fail(Error(error), FailureInfo.REPAY_BEHALF_ACCRUE_INTEREST_FAILED); } // repayBorrowFresh emits repay-borrow-specific logs on errors, so we don't need to return repayBorrowFresh(msg.sender, borrower, repayAmount); } struct RepayBorrowLocalVars { Error err; MathError mathErr; uint repayAmount; uint borrowerIndex; uint accountBorrows; uint accountBorrowsNew; uint totalBorrowsNew; } /** * @notice Borrows are repaid by another user (possibly the borrower). * @param payer the account paying off the borrow * @param borrower the account with the debt being payed off * @param repayAmount the amount of undelrying tokens being returned * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function repayBorrowFresh(address payer, address borrower, uint repayAmount) internal returns (uint) { /* Fail if repayBorrow not allowed */ uint allowed = comptroller.repayBorrowAllowed(address(this), payer, borrower, repayAmount); if (allowed != 0) { return failOpaque(Error.COMPTROLLER_REJECTION, FailureInfo.REPAY_BORROW_COMPTROLLER_REJECTION, allowed); } /* Verify market's block number equals current block number */ if (accrualBlockNumber != getBlockNumber()) { return fail(Error.MARKET_NOT_FRESH, FailureInfo.REPAY_BORROW_FRESHNESS_CHECK); } RepayBorrowLocalVars memory vars; /* We remember the original borrowerIndex for verification purposes */ vars.borrowerIndex = accountBorrows[borrower].interestIndex; /* We fetch the amount the borrower owes, with accumulated interest */ (vars.mathErr, vars.accountBorrows) = borrowBalanceStoredInternal(borrower); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.REPAY_BORROW_ACCUMULATED_BALANCE_CALCULATION_FAILED, uint(vars.mathErr)); } /* If repayAmount == -1, repayAmount = accountBorrows */ if (repayAmount == uint(-1)) { vars.repayAmount = vars.accountBorrows; } else { vars.repayAmount = repayAmount; } /* Fail if checkTransferIn fails */ vars.err = checkTransferIn(payer, vars.repayAmount); if (vars.err != Error.NO_ERROR) { return fail(vars.err, FailureInfo.REPAY_BORROW_TRANSFER_IN_NOT_POSSIBLE); } /* * We calculate the new borrower and total borrow balances, failing on underflow: * accountBorrowsNew = accountBorrows - repayAmount * totalBorrowsNew = totalBorrows - repayAmount */ (vars.mathErr, vars.accountBorrowsNew) = subUInt(vars.accountBorrows, vars.repayAmount); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.REPAY_BORROW_NEW_ACCOUNT_BORROW_BALANCE_CALCULATION_FAILED, uint(vars.mathErr)); } (vars.mathErr, vars.totalBorrowsNew) = subUInt(totalBorrows, vars.repayAmount); if (vars.mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.REPAY_BORROW_NEW_TOTAL_BALANCE_CALCULATION_FAILED, uint(vars.mathErr)); } ///////////////////////// // EFFECTS & INTERACTIONS // (No safe failures beyond this point) /* * We call doTransferIn for the payer and the repayAmount * Note: The cToken must handle variations between ERC-20 and ETH underlying. * On success, the cToken holds an additional repayAmount of cash. * If doTransferIn fails despite the fact we checked pre-conditions, * we revert because we can't be sure if side effects occurred. */ vars.err = doTransferIn(payer, vars.repayAmount); require(vars.err == Error.NO_ERROR, "repay borrow transfer in failed"); /* We write the previously calculated values into storage */ accountBorrows[borrower].principal = vars.accountBorrowsNew; accountBorrows[borrower].interestIndex = borrowIndex; totalBorrows = vars.totalBorrowsNew; /* We emit a RepayBorrow event */ emit RepayBorrow(payer, borrower, vars.repayAmount, vars.accountBorrowsNew, vars.totalBorrowsNew); /* We call the defense hook */ comptroller.repayBorrowVerify(address(this), payer, borrower, vars.repayAmount, vars.borrowerIndex); return uint(Error.NO_ERROR); } /** * @notice The sender liquidates the borrowers collateral. * The collateral seized is transferred to the liquidator. * @param borrower The borrower of this cToken to be liquidated * @param cTokenCollateral The market in which to seize collateral from the borrower * @param repayAmount The amount of the underlying borrowed asset to repay * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function liquidateBorrowInternal(address borrower, uint repayAmount, CToken cTokenCollateral) internal nonReentrant returns (uint) { uint error = accrueInterest(); if (error != uint(Error.NO_ERROR)) { // accrueInterest emits logs on errors, but we still want to log the fact that an attempted liquidation failed return fail(Error(error), FailureInfo.LIQUIDATE_ACCRUE_BORROW_INTEREST_FAILED); } error = cTokenCollateral.accrueInterest(); if (error != uint(Error.NO_ERROR)) { // accrueInterest emits logs on errors, but we still want to log the fact that an attempted liquidation failed return fail(Error(error), FailureInfo.LIQUIDATE_ACCRUE_COLLATERAL_INTEREST_FAILED); } // liquidateBorrowFresh emits borrow-specific logs on errors, so we don't need to return liquidateBorrowFresh(msg.sender, borrower, repayAmount, cTokenCollateral); } /** * @notice The liquidator liquidates the borrowers collateral. * The collateral seized is transferred to the liquidator. * @param borrower The borrower of this cToken to be liquidated * @param liquidator The address repaying the borrow and seizing collateral * @param cTokenCollateral The market in which to seize collateral from the borrower * @param repayAmount The amount of the underlying borrowed asset to repay * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function liquidateBorrowFresh(address liquidator, address borrower, uint repayAmount, CToken cTokenCollateral) internal returns (uint) { /* Fail if liquidate not allowed */ uint allowed = comptroller.liquidateBorrowAllowed(address(this), address(cTokenCollateral), liquidator, borrower, repayAmount); if (allowed != 0) { return failOpaque(Error.COMPTROLLER_REJECTION, FailureInfo.LIQUIDATE_COMPTROLLER_REJECTION, allowed); } /* Verify market's block number equals current block number */ if (accrualBlockNumber != getBlockNumber()) { return fail(Error.MARKET_NOT_FRESH, FailureInfo.LIQUIDATE_FRESHNESS_CHECK); } /* Verify cTokenCollateral market's block number equals current block number */ if (cTokenCollateral.accrualBlockNumber() != getBlockNumber()) { return fail(Error.MARKET_NOT_FRESH, FailureInfo.LIQUIDATE_COLLATERAL_FRESHNESS_CHECK); } /* Fail if borrower = liquidator */ if (borrower == liquidator) { return fail(Error.INVALID_ACCOUNT_PAIR, FailureInfo.LIQUIDATE_LIQUIDATOR_IS_BORROWER); } /* Fail if repayAmount = 0 */ if (repayAmount == 0) { return fail(Error.INVALID_CLOSE_AMOUNT_REQUESTED, FailureInfo.LIQUIDATE_CLOSE_AMOUNT_IS_ZERO); } /* Fail if repayAmount = -1 */ if (repayAmount == uint(-1)) { return fail(Error.INVALID_CLOSE_AMOUNT_REQUESTED, FailureInfo.LIQUIDATE_CLOSE_AMOUNT_IS_UINT_MAX); } /* We calculate the number of collateral tokens that will be seized */ (uint amountSeizeError, uint seizeTokens) = comptroller.liquidateCalculateSeizeTokens(address(this), address(cTokenCollateral), repayAmount); if (amountSeizeError != 0) { return failOpaque(Error.COMPTROLLER_CALCULATION_ERROR, FailureInfo.LIQUIDATE_COMPTROLLER_CALCULATE_AMOUNT_SEIZE_FAILED, amountSeizeError); } /* Fail if seizeTokens > borrower collateral token balance */ if (seizeTokens > cTokenCollateral.balanceOf(borrower)) { return fail(Error.TOKEN_INSUFFICIENT_BALANCE, FailureInfo.LIQUIDATE_SEIZE_TOO_MUCH); } /* Fail if repayBorrow fails */ uint repayBorrowError = repayBorrowFresh(liquidator, borrower, repayAmount); if (repayBorrowError != uint(Error.NO_ERROR)) { return fail(Error(repayBorrowError), FailureInfo.LIQUIDATE_REPAY_BORROW_FRESH_FAILED); } /* Revert if seize tokens fails (since we cannot be sure of side effects) */ uint seizeError = cTokenCollateral.seize(liquidator, borrower, seizeTokens); require(seizeError == uint(Error.NO_ERROR), "token seizure failed"); /* We emit a LiquidateBorrow event */ emit LiquidateBorrow(liquidator, borrower, repayAmount, address(cTokenCollateral), seizeTokens); /* We call the defense hook */ comptroller.liquidateBorrowVerify(address(this), address(cTokenCollateral), liquidator, borrower, repayAmount, seizeTokens); return uint(Error.NO_ERROR); } /** * @notice Transfers collateral tokens (this market) to the liquidator. * @dev Will fail unless called by another cToken during the process of liquidation. * Its absolutely critical to use msg.sender as the borrowed cToken and not a parameter. * @param liquidator The account receiving seized collateral * @param borrower The account having collateral seized * @param seizeTokens The number of cTokens to seize * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function seize(address liquidator, address borrower, uint seizeTokens) external nonReentrant returns (uint) { /* Fail if seize not allowed */ uint allowed = comptroller.seizeAllowed(address(this), msg.sender, liquidator, borrower, seizeTokens); if (allowed != 0) { return failOpaque(Error.COMPTROLLER_REJECTION, FailureInfo.LIQUIDATE_SEIZE_COMPTROLLER_REJECTION, allowed); } /* Fail if borrower = liquidator */ if (borrower == liquidator) { return fail(Error.INVALID_ACCOUNT_PAIR, FailureInfo.LIQUIDATE_SEIZE_LIQUIDATOR_IS_BORROWER); } MathError mathErr; uint borrowerTokensNew; uint liquidatorTokensNew; /* * We calculate the new borrower and liquidator token balances, failing on underflow/overflow: * borrowerTokensNew = accountTokens[borrower] - seizeTokens * liquidatorTokensNew = accountTokens[liquidator] + seizeTokens */ (mathErr, borrowerTokensNew) = subUInt(accountTokens[borrower], seizeTokens); if (mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.LIQUIDATE_SEIZE_BALANCE_DECREMENT_FAILED, uint(mathErr)); } (mathErr, liquidatorTokensNew) = addUInt(accountTokens[liquidator], seizeTokens); if (mathErr != MathError.NO_ERROR) { return failOpaque(Error.MATH_ERROR, FailureInfo.LIQUIDATE_SEIZE_BALANCE_INCREMENT_FAILED, uint(mathErr)); } ///////////////////////// // EFFECTS & INTERACTIONS // (No safe failures beyond this point) /* We write the previously calculated values into storage */ accountTokens[borrower] = borrowerTokensNew; accountTokens[liquidator] = liquidatorTokensNew; /* Emit a Transfer event */ emit Transfer(borrower, liquidator, seizeTokens); /* We call the defense hook */ comptroller.seizeVerify(address(this), msg.sender, liquidator, borrower, seizeTokens); return uint(Error.NO_ERROR); } /*** Admin Functions ***/ /** * @notice Begins transfer of admin rights. The newPendingAdmin must call `_acceptAdmin` to finalize the transfer. * @dev Admin function to begin change of admin. The newPendingAdmin must call `_acceptAdmin` to finalize the transfer. * @param newPendingAdmin New pending admin. * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) * * TODO: Should we add a second arg to verify, like a checksum of `newAdmin` address? */ function _setPendingAdmin(address payable newPendingAdmin) external returns (uint) { // Check caller = admin if (msg.sender != admin) { return fail(Error.UNAUTHORIZED, FailureInfo.SET_PENDING_ADMIN_OWNER_CHECK); } // Save current value, if any, for inclusion in log address oldPendingAdmin = pendingAdmin; // Store pendingAdmin with value newPendingAdmin pendingAdmin = newPendingAdmin; // Emit NewPendingAdmin(oldPendingAdmin, newPendingAdmin) emit NewPendingAdmin(oldPendingAdmin, newPendingAdmin); return uint(Error.NO_ERROR); } /** * @notice Accepts transfer of admin rights. msg.sender must be pendingAdmin * @dev Admin function for pending admin to accept role and update admin * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function _acceptAdmin() external returns (uint) { // Check caller is pendingAdmin and pendingAdmin ≠ address(0) if (msg.sender != pendingAdmin || msg.sender == address(0)) { return fail(Error.UNAUTHORIZED, FailureInfo.ACCEPT_ADMIN_PENDING_ADMIN_CHECK); } // Save current values for inclusion in log address oldAdmin = admin; address oldPendingAdmin = pendingAdmin; // Store admin with value pendingAdmin admin = pendingAdmin; // Clear the pending value pendingAdmin = address(0); emit NewAdmin(oldAdmin, admin); emit NewPendingAdmin(oldPendingAdmin, pendingAdmin); return uint(Error.NO_ERROR); } /** * @notice Sets a new comptroller for the market * @dev Admin function to set a new comptroller * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function _setComptroller(ComptrollerInterface newComptroller) public returns (uint) { // Check caller is admin if (msg.sender != admin) { return fail(Error.UNAUTHORIZED, FailureInfo.SET_COMPTROLLER_OWNER_CHECK); } ComptrollerInterface oldComptroller = comptroller; // Ensure invoke comptroller.isComptroller() returns true require(newComptroller.isComptroller(), "marker method returned false"); // Set market's comptroller to newComptroller comptroller = newComptroller; // Emit NewComptroller(oldComptroller, newComptroller) emit NewComptroller(oldComptroller, newComptroller); return uint(Error.NO_ERROR); } /** * @notice accrues interest and sets a new reserve factor for the protocol using _setReserveFactorFresh * @dev Admin function to accrue interest and set a new reserve factor * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function _setReserveFactor(uint newReserveFactorMantissa) external nonReentrant returns (uint) { uint error = accrueInterest(); if (error != uint(Error.NO_ERROR)) { // accrueInterest emits logs on errors, but on top of that we want to log the fact that an attempted reserve factor change failed. return fail(Error(error), FailureInfo.SET_RESERVE_FACTOR_ACCRUE_INTEREST_FAILED); } // _setReserveFactorFresh emits reserve-factor-specific logs on errors, so we don't need to. return _setReserveFactorFresh(newReserveFactorMantissa); } /** * @notice Sets a new reserve factor for the protocol (*requires fresh interest accrual) * @dev Admin function to set a new reserve factor * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function _setReserveFactorFresh(uint newReserveFactorMantissa) internal returns (uint) { // Check caller is admin if (msg.sender != admin) { return fail(Error.UNAUTHORIZED, FailureInfo.SET_RESERVE_FACTOR_ADMIN_CHECK); } // Verify market's block number equals current block number if (accrualBlockNumber != getBlockNumber()) { // TODO: static_assert + no error code? return fail(Error.MARKET_NOT_FRESH, FailureInfo.SET_RESERVE_FACTOR_FRESH_CHECK); } // Check newReserveFactor ≤ maxReserveFactor if (newReserveFactorMantissa > reserveFactorMaxMantissa) { return fail(Error.BAD_INPUT, FailureInfo.SET_RESERVE_FACTOR_BOUNDS_CHECK); } uint oldReserveFactorMantissa = reserveFactorMantissa; reserveFactorMantissa = newReserveFactorMantissa; emit NewReserveFactor(oldReserveFactorMantissa, newReserveFactorMantissa); return uint(Error.NO_ERROR); } /** * @notice Accrues interest and reduces reserves by transferring to admin * @param reduceAmount Amount of reduction to reserves * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function _reduceReserves(uint reduceAmount) external nonReentrant returns (uint) { uint error = accrueInterest(); if (error != uint(Error.NO_ERROR)) { // accrueInterest emits logs on errors, but on top of that we want to log the fact that an attempted reduce reserves failed. return fail(Error(error), FailureInfo.REDUCE_RESERVES_ACCRUE_INTEREST_FAILED); } // _reduceReservesFresh emits reserve-reduction-specific logs on errors, so we don't need to. return _reduceReservesFresh(reduceAmount); } /** * @notice Reduces reserves by transferring to admin * @dev Requires fresh interest accrual * @param reduceAmount Amount of reduction to reserves * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function _reduceReservesFresh(uint reduceAmount) internal returns (uint) { Error err; // totalReserves - reduceAmount uint totalReservesNew; // Check caller is admin if (msg.sender != admin) { return fail(Error.UNAUTHORIZED, FailureInfo.REDUCE_RESERVES_ADMIN_CHECK); } // We fail gracefully unless market's block number equals current block number if (accrualBlockNumber != getBlockNumber()) { // TODO: static_assert + no error code? return fail(Error.MARKET_NOT_FRESH, FailureInfo.REDUCE_RESERVES_FRESH_CHECK); } // Fail gracefully if protocol has insufficient underlying cash if (getCashPrior() < reduceAmount) { return fail(Error.TOKEN_INSUFFICIENT_CASH, FailureInfo.REDUCE_RESERVES_CASH_NOT_AVAILABLE); } // Check reduceAmount ≤ reserves[n] (totalReserves) // TODO: I'm following the spec literally here but I think we should we just use SafeMath instead and fail on an error (which would be underflow) if (reduceAmount > totalReserves) { return fail(Error.BAD_INPUT, FailureInfo.REDUCE_RESERVES_VALIDATION); } ///////////////////////// // EFFECTS & INTERACTIONS // (No safe failures beyond this point) totalReservesNew = totalReserves - reduceAmount; // We checked reduceAmount <= totalReserves above, so this should never revert. require(totalReservesNew <= totalReserves, "reduce reserves unexpected underflow"); // Store reserves[n+1] = reserves[n] - reduceAmount totalReserves = totalReservesNew; // invoke doTransferOut(reduceAmount, admin) err = doTransferOut(admin, reduceAmount); // we revert on the failure of this command require(err == Error.NO_ERROR, "reduce reserves transfer out failed"); emit ReservesReduced(admin, reduceAmount, totalReservesNew); return uint(Error.NO_ERROR); } /** * @notice accrues interest and updates the interest rate model using _setInterestRateModelFresh * @dev Admin function to accrue interest and update the interest rate model * @param newInterestRateModel the new interest rate model to use * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function _setInterestRateModel(InterestRateModel newInterestRateModel) public returns (uint) { uint error = accrueInterest(); if (error != uint(Error.NO_ERROR)) { // accrueInterest emits logs on errors, but on top of that we want to log the fact that an attempted change of interest rate model failed return fail(Error(error), FailureInfo.SET_INTEREST_RATE_MODEL_ACCRUE_INTEREST_FAILED); } // _setInterestRateModelFresh emits interest-rate-model-update-specific logs on errors, so we don't need to. return _setInterestRateModelFresh(newInterestRateModel); } /** * @notice updates the interest rate model (*requires fresh interest accrual) * @dev Admin function to update the interest rate model * @param newInterestRateModel the new interest rate model to use * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function _setInterestRateModelFresh(InterestRateModel newInterestRateModel) internal returns (uint) { // Used to store old model for use in the event that is emitted on success InterestRateModel oldInterestRateModel; // Check caller is admin if (msg.sender != admin) { return fail(Error.UNAUTHORIZED, FailureInfo.SET_INTEREST_RATE_MODEL_OWNER_CHECK); } // We fail gracefully unless market's block number equals current block number if (accrualBlockNumber != getBlockNumber()) { // TODO: static_assert + no error code? return fail(Error.MARKET_NOT_FRESH, FailureInfo.SET_INTEREST_RATE_MODEL_FRESH_CHECK); } // Track the market's current interest rate model oldInterestRateModel = interestRateModel; // Ensure invoke newInterestRateModel.isInterestRateModel() returns true require(newInterestRateModel.isInterestRateModel(), "marker method returned false"); // Set the interest rate model to newInterestRateModel interestRateModel = newInterestRateModel; // Emit NewMarketInterestRateModel(oldInterestRateModel, newInterestRateModel) emit NewMarketInterestRateModel(oldInterestRateModel, newInterestRateModel); return uint(Error.NO_ERROR); } /*** Safe Token ***/ /** * @notice Gets balance of this contract in terms of the underlying * @dev This excludes the value of the current message, if any * @return The quantity of underlying owned by this contract */ function getCashPrior() internal view returns (uint); /** * @dev Checks whether or not there is sufficient allowance for this contract to move amount from `from` and * whether or not `from` has a balance of at least `amount`. Does NOT do a transfer. */ function checkTransferIn(address from, uint amount) internal view returns (Error); /** * @dev Performs a transfer in, ideally returning an explanatory error code upon failure rather than reverting. * If caller has not called `checkTransferIn`, this may revert due to insufficient balance or insufficient allowance. * If caller has called `checkTransferIn` successfully, this should not revert in normal conditions. */ function doTransferIn(address from, uint amount) internal returns (Error); /** * @dev Performs a transfer out, ideally returning an explanatory error code upon failure tather than reverting. * If caller has not called checked protocol's balance, may revert due to insufficient cash held in the contract. * If caller has checked protocol's balance, and verified it is >= amount, this should not revert in normal conditions. */ function doTransferOut(address payable to, uint amount) internal returns (Error); } // File: contracts/CErc20.sol pragma solidity ^0.5.8; /** * @title Compound's CErc20 Contract * @notice CTokens which wrap an EIP-20 underlying * @author Compound */ contract CErc20 is CToken { /** * @notice Underlying asset for this CToken */ address public underlying; /** * @notice Construct a new money market * @param underlying_ The address of the underlying asset * @param comptroller_ The address of the Comptroller * @param interestRateModel_ The address of the interest rate model * @param initialExchangeRateMantissa_ The initial exchange rate, scaled by 1e18 * @param name_ ERC-20 name of this token * @param symbol_ ERC-20 symbol of this token * @param decimals_ ERC-20 decimal precision of this token */ constructor(address underlying_, ComptrollerInterface comptroller_, InterestRateModel interestRateModel_, uint initialExchangeRateMantissa_, string memory name_, string memory symbol_, uint decimals_) public CToken(comptroller_, interestRateModel_, initialExchangeRateMantissa_, name_, symbol_, decimals_) { // Set underlying underlying = underlying_; EIP20Interface(underlying).totalSupply(); // Sanity check the underlying } /*** User Interface ***/ /** * @notice Sender supplies assets into the market and receives cTokens in exchange * @dev Accrues interest whether or not the operation succeeds, unless reverted * @param mintAmount The amount of the underlying asset to supply * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function mint(uint mintAmount) external returns (uint) { return mintInternal(mintAmount); } /** * @notice Sender redeems cTokens in exchange for the underlying asset * @dev Accrues interest whether or not the operation succeeds, unless reverted * @param redeemTokens The number of cTokens to redeem into underlying * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function redeem(uint redeemTokens) external returns (uint) { return redeemInternal(redeemTokens); } /** * @notice Sender redeems cTokens in exchange for a specified amount of underlying asset * @dev Accrues interest whether or not the operation succeeds, unless reverted * @param redeemAmount The amount of underlying to redeem * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function redeemUnderlying(uint redeemAmount) external returns (uint) { return redeemUnderlyingInternal(redeemAmount); } /** * @notice Sender borrows assets from the protocol to their own address * @param borrowAmount The amount of the underlying asset to borrow * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function borrow(uint borrowAmount) external returns (uint) { return borrowInternal(borrowAmount); } /** * @notice Sender repays their own borrow * @param repayAmount The amount to repay * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function repayBorrow(uint repayAmount) external returns (uint) { return repayBorrowInternal(repayAmount); } /** * @notice Sender repays a borrow belonging to borrower * @param borrower the account with the debt being payed off * @param repayAmount The amount to repay * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function repayBorrowBehalf(address borrower, uint repayAmount) external returns (uint) { return repayBorrowBehalfInternal(borrower, repayAmount); } /** * @notice The sender liquidates the borrowers collateral. * The collateral seized is transferred to the liquidator. * @param borrower The borrower of this cToken to be liquidated * @param cTokenCollateral The market in which to seize collateral from the borrower * @param repayAmount The amount of the underlying borrowed asset to repay * @return uint 0=success, otherwise a failure (see ErrorReporter.sol for details) */ function liquidateBorrow(address borrower, uint repayAmount, CToken cTokenCollateral) external returns (uint) { return liquidateBorrowInternal(borrower, repayAmount, cTokenCollateral); } /*** Safe Token ***/ /** * @notice Gets balance of this contract in terms of the underlying * @dev This excludes the value of the current message, if any * @return The quantity of underlying tokens owned by this contract */ function getCashPrior() internal view returns (uint) { EIP20Interface token = EIP20Interface(underlying); return token.balanceOf(address(this)); } /** * @dev Checks whether or not there is sufficient allowance for this contract to move amount from `from` and * whether or not `from` has a balance of at least `amount`. Does NOT do a transfer. */ function checkTransferIn(address from, uint amount) internal view returns (Error) { EIP20Interface token = EIP20Interface(underlying); if (token.allowance(from, address(this)) < amount) { return Error.TOKEN_INSUFFICIENT_ALLOWANCE; } if (token.balanceOf(from) < amount) { return Error.TOKEN_INSUFFICIENT_BALANCE; } return Error.NO_ERROR; } /** * @dev Similar to EIP20 transfer, except it handles a False result from `transferFrom` and returns an explanatory * error code rather than reverting. If caller has not called `checkTransferIn`, this may revert due to * insufficient balance or insufficient allowance. If caller has called `checkTransferIn` prior to this call, * and it returned Error.NO_ERROR, this should not revert in normal conditions. * * Note: This wrapper safely handles non-standard ERC-20 tokens that do not return a value. * See here: https://medium.com/coinmonks/missing-return-value-bug-at-least-130-tokens-affected-d67bf08521ca */ function doTransferIn(address from, uint amount) internal returns (Error) { EIP20NonStandardInterface token = EIP20NonStandardInterface(underlying); bool result; token.transferFrom(from, address(this), amount); // solium-disable-next-line security/no-inline-assembly assembly { switch returndatasize() case 0 { // This is a non-standard ERC-20 result := not(0) // set result to true } case 32 { // This is a complaint ERC-20 returndatacopy(0, 0, 32) result := mload(0) // Set `result = returndata` of external call } default { // This is an excessively non-compliant ERC-20, revert. revert(0, 0) } } if (!result) { return Error.TOKEN_TRANSFER_IN_FAILED; } return Error.NO_ERROR; } /** * @dev Similar to EIP20 transfer, except it handles a False result from `transfer` and returns an explanatory * error code rather than reverting. If caller has not called checked protocol's balance, this may revert due to * insufficient cash held in this contract. If caller has checked protocol's balance prior to this call, and verified * it is >= amount, this should not revert in normal conditions. * * Note: This wrapper safely handles non-standard ERC-20 tokens that do not return a value. * See here: https://medium.com/coinmonks/missing-return-value-bug-at-least-130-tokens-affected-d67bf08521ca */ function doTransferOut(address payable to, uint amount) internal returns (Error) { EIP20NonStandardInterface token = EIP20NonStandardInterface(underlying); bool result; token.transfer(to, amount); // solium-disable-next-line security/no-inline-assembly assembly { switch returndatasize() case 0 { // This is a non-standard ERC-20 result := not(0) // set result to true } case 32 { // This is a complaint ERC-20 returndatacopy(0, 0, 32) result := mload(0) // Set `result = returndata` of external call } default { // This is an excessively non-compliant ERC-20, revert. revert(0, 0) } } if (!result) { return Error.TOKEN_TRANSFER_OUT_FAILED; } return Error.NO_ERROR; } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"spender","type":"address"},{"name":"amount","type":"uint256"}],"name":"approve","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"repayAmount","type":"uint256"}],"name":"repayBorrow","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"reserveFactorMantissa","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"account","type":"address"}],"name":"borrowBalanceCurrent","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"exchangeRateStored","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"src","type":"address"},{"name":"dst","type":"address"},{"name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"borrower","type":"address"},{"name":"repayAmount","type":"uint256"}],"name":"repayBorrowBehalf","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"pendingAdmin","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"owner","type":"address"}],"name":"balanceOfUnderlying","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"getCash","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"newComptroller","type":"address"}],"name":"_setComptroller","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalBorrows","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"comptroller","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"reduceAmount","type":"uint256"}],"name":"_reduceReserves","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"initialExchangeRateMantissa","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"accrualBlockNumber","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"underlying","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"totalBorrowsCurrent","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"redeemAmount","type":"uint256"}],"name":"redeemUnderlying","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalReserves","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"account","type":"address"}],"name":"borrowBalanceStored","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"mintAmount","type":"uint256"}],"name":"mint","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"accrueInterest","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"dst","type":"address"},{"name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"borrowIndex","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"supplyRatePerBlock","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"liquidator","type":"address"},{"name":"borrower","type":"address"},{"name":"seizeTokens","type":"uint256"}],"name":"seize","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"newPendingAdmin","type":"address"}],"name":"_setPendingAdmin","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"exchangeRateCurrent","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"account","type":"address"}],"name":"getAccountSnapshot","outputs":[{"name":"","type":"uint256"},{"name":"","type":"uint256"},{"name":"","type":"uint256"},{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"borrowAmount","type":"uint256"}],"name":"borrow","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"redeemTokens","type":"uint256"}],"name":"redeem","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"owner","type":"address"},{"name":"spender","type":"address"}],"name":"allowance","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"_acceptAdmin","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"newInterestRateModel","type":"address"}],"name":"_setInterestRateModel","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"interestRateModel","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"borrower","type":"address"},{"name":"repayAmount","type":"uint256"},{"name":"cTokenCollateral","type":"address"}],"name":"liquidateBorrow","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"admin","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"borrowRatePerBlock","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"newReserveFactorMantissa","type":"uint256"}],"name":"_setReserveFactor","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"isCToken","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"underlying_","type":"address"},{"name":"comptroller_","type":"address"},{"name":"interestRateModel_","type":"address"},{"name":"initialExchangeRateMantissa_","type":"uint256"},{"name":"name_","type":"string"},{"name":"symbol_","type":"string"},{"name":"decimals_","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"name":"interestAccumulated","type":"uint256"},{"indexed":false,"name":"borrowIndex","type":"uint256"},{"indexed":false,"name":"totalBorrows","type":"uint256"}],"name":"AccrueInterest","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"minter","type":"address"},{"indexed":false,"name":"mintAmount","type":"uint256"},{"indexed":false,"name":"mintTokens","type":"uint256"}],"name":"Mint","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"redeemer","type":"address"},{"indexed":false,"name":"redeemAmount","type":"uint256"},{"indexed":false,"name":"redeemTokens","type":"uint256"}],"name":"Redeem","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"borrower","type":"address"},{"indexed":false,"name":"borrowAmount","type":"uint256"},{"indexed":false,"name":"accountBorrows","type":"uint256"},{"indexed":false,"name":"totalBorrows","type":"uint256"}],"name":"Borrow","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"payer","type":"address"},{"indexed":false,"name":"borrower","type":"address"},{"indexed":false,"name":"repayAmount","type":"uint256"},{"indexed":false,"name":"accountBorrows","type":"uint256"},{"indexed":false,"name":"totalBorrows","type":"uint256"}],"name":"RepayBorrow","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"liquidator","type":"address"},{"indexed":false,"name":"borrower","type":"address"},{"indexed":false,"name":"repayAmount","type":"uint256"},{"indexed":false,"name":"cTokenCollateral","type":"address"},{"indexed":false,"name":"seizeTokens","type":"uint256"}],"name":"LiquidateBorrow","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"oldPendingAdmin","type":"address"},{"indexed":false,"name":"newPendingAdmin","type":"address"}],"name":"NewPendingAdmin","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"oldAdmin","type":"address"},{"indexed":false,"name":"newAdmin","type":"address"}],"name":"NewAdmin","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"oldComptroller","type":"address"},{"indexed":false,"name":"newComptroller","type":"address"}],"name":"NewComptroller","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"oldInterestRateModel","type":"address"},{"indexed":false,"name":"newInterestRateModel","type":"address"}],"name":"NewMarketInterestRateModel","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"oldReserveFactorMantissa","type":"uint256"},{"indexed":false,"name":"newReserveFactorMantissa","type":"uint256"}],"name":"NewReserveFactor","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"admin","type":"address"},{"indexed":false,"name":"reduceAmount","type":"uint256"},{"indexed":false,"name":"newTotalReserves","type":"uint256"}],"name":"ReservesReduced","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"error","type":"uint256"},{"indexed":false,"name":"info","type":"uint256"},{"indexed":false,"name":"detail","type":"uint256"}],"name":"Failure","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"from","type":"address"},{"indexed":true,"name":"to","type":"address"},{"indexed":false,"name":"amount","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"owner","type":"address"},{"indexed":true,"name":"spender","type":"address"},{"indexed":false,"name":"amount","type":"uint256"}],"name":"Approval","type":"event"}]
Contract Creation Code
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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)
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
-----Decoded View---------------
Arg [0] : underlying_ (address): 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48
Arg [1] : comptroller_ (address): 0x3d9819210A31b4961b30EF54bE2aeD79B9c9Cd3B
Arg [2] : interestRateModel_ (address): 0xc64C4cBA055eFA614CE01F4BAD8A9F519C4f8FaB
Arg [3] : initialExchangeRateMantissa_ (uint256): 200000000000000
Arg [4] : name_ (string): Compound USD Coin
Arg [5] : symbol_ (string): cUSDC
Arg [6] : decimals_ (uint256): 8
-----Encoded View---------------
11 Constructor Arguments found :
Arg [0] : 000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48
Arg [1] : 0000000000000000000000003d9819210a31b4961b30ef54be2aed79b9c9cd3b
Arg [2] : 000000000000000000000000c64c4cba055efa614ce01f4bad8a9f519c4f8fab
Arg [3] : 0000000000000000000000000000000000000000000000000000b5e620f48000
Arg [4] : 00000000000000000000000000000000000000000000000000000000000000e0
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000120
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000008
Arg [7] : 0000000000000000000000000000000000000000000000000000000000000011
Arg [8] : 436f6d706f756e642055534420436f696e000000000000000000000000000000
Arg [9] : 0000000000000000000000000000000000000000000000000000000000000005
Arg [10] : 6355534443000000000000000000000000000000000000000000000000000000
Swarm Source
bzzr://ae92d0e3e70b657d01891c7457bc6c8a5ce2401a1a8857f346a2fa9af4627145
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.