InterestRateModel

Overview

License: MIT

abstract contract InterestRateModel

Author: Compound

Constants info

isInterestRateModel (0x2191f92a)

bool constant isInterestRateModel = true

Indicator that this is an InterestRateModel contract (for inspection)

Functions info

getBorrowRate (0x89469df9)

function getBorrowRate(
    uint256 cash,
    uint256 borrows,
    uint256 reserves,
    address blendingToken
) external view virtual returns (uint256)

Calculates the current borrow interest rate per block.

Parameters:

Name	Type	Description
cash	uint256	The total amount of cash the market has.
borrows	uint256	The total amount of borrows the market has outstanding.
reserves	uint256	The total amount of reserves the market has.
blendingToken	address	The address of the blending token used for interest calculation.

Return values:

Name	Type	Description
[0]	uint256	The borrow rate per block (as a percentage, and scaled by 1e18).

getSupplyRate (0x32dc9b1c)

function getSupplyRate(
    uint256 cash,
    uint256 borrows,
    uint256 reserves,
    uint256 reserveFactorMantissa,
    address blendingToken
) external view virtual returns (uint256)

Calculates the current supply interest rate per block.

Parameters:

Name	Type	Description
cash	uint256	The total amount of cash the market has.
borrows	uint256	The total amount of borrows the market has outstanding.
reserves	uint256	The total amount of reserves the market has.
reserveFactorMantissa	uint256	The current reserve factor the market has.
blendingToken	address	The address of the blending token used for interest calculation.

Return values:

Name	Type	Description
[0]	uint256	The supply rate per block (as a percentage, and scaled by 1e18).

storeBorrowRate (0x5eeaafea)

function storeBorrowRate(
    uint256 cash,
    uint256 borrows,
    uint256 reserves
) external virtual returns (uint256)

Calculates and stores the current borrow interest rate per block for the specified blending token.

Parameters:

Name	Type	Description
cash	uint256	The total amount of cash the market has.
borrows	uint256	The total amount of borrows the market has outstanding.
reserves	uint256	The total amount of reserves the market has.

Return values:

Name	Type	Description
[0]	uint256	The calculated borrow rate per block, represented as a percentage and scaled by 1e18.