LST Oracle Mechanism

Overall Architecture

SolvBTC LST Function related to the Oracle

Code URL

SolvBTC/contracts/SolvBTCYieldToken.sol at main · solv-finance/SolvBTCGitHub

Values based on shares

/**
 * @notice Get amount of underlying asset for a given amount of shares.
 */
    function getValueByShares(uint256 shares) external view returns (uint256 value);

Decimals of values

/**
 * @notice Get the decimals of the values.
 */
function getOracleDecimals() external view returns (uint8);

Contract address of LST Oracle

/**
 * @notice Get the address of LST Oracle.
 */
function getOracle() public view returns (address);

LST Oracle Contract

Code URL

SolvBTC/contracts/oracle/SolvBTCYieldTokenOracleForSFT.sol at main · solv-finance/SolvBTCGitHub

Get Nav

function getNav(address erc20) external view returns (uint256);

Nav Decimals

function navDecimals(address erc20) external view returns (uint8);

Pool Nav Oracle

Code URL

https://github.com/solv-finance-dev/solv-contracts-v3/blob/main/markets/open-fund-market/contracts/oracle/NavOracle.solgithub.com

Get Nav

function getSubscribeNav(bytes32 poolId_, uint256 time_) 
    external view returns (uint256 nav_, uint256 navTime_);

Set Nav

function setSubscribeNavOnlyMarket(bytes32 poolId_, uint256 time_, uint256 nav_) external;