ChainLinkTokenDualOracle | Ethereum

codeslaw

ChainLinkTokenDualOracleSolidityv0.8.19+commit.7dd6d404

network

Ethereum

address0x605f7add3a14aca676b1f60f3b36c772720946aa

deployer0xf03E9981e3848037e1784D72b02c8C8D100e90e5

tx last 12 months

0 txs

calls last 12 months

0 calls

17 Files

lib

frax-standard-solidity

src

access-control

Timelock2Step.sol

interfaces

ITimelock2Step.sol

node_modules

@chainlink

contracts

src

v0.8

interfaces

AggregatorV3Interface.sol

@mean-finance

uniswap-v3-oracle

solidity

interfaces

IStaticOracle.sol

@openzeppelin

contracts

utils

introspection

ERC165.sol

ERC165Storage.sol

IERC165.sol

@uniswap

v3-core

contracts

interfaces

IUniswapV3Factory.sol

src

interfaces

IDualOracle.sol

oracles

abstracts

IChainlinkOracleWithMaxDelay.sol

IEthUsdChainlinkOracleWithMaxDelay.sol

IUniswapV3SingleTwapOracle.sol

oracles

DualOracles

ChainLinkTokenDualOracle.sol

DualOracleBase.sol

abstracts

ChainlinkOracleWithMaxDelay.sol

EthUsdChainlinkOracleWithMaxDelay.sol

UniswapV3SingleTwapOracle.sol

Source: Etherscan, Smart Contract Sanctuary, or Sourcify. For more information, see our about page.

abi

constructor

constructor((address linkErc20, address wethErc20, address linkUsdChainlinkFeed, uint256 maximumOracleDelay, address ethUsdChainlinkFeed, uint256 maxEthUsdOracleDelay, address uniV3PairAddress, uint32 twapDuration, address timelockAddress) _params)

functions

BASE_TOKEN_0_DECIMALS

view

function BASE_TOKEN_0_DECIMALS() view returns (uint256)

BASE_TOKEN_0

view

function BASE_TOKEN_0() view returns (address)

BASE_TOKEN_1_DECIMALS

view

function BASE_TOKEN_1_DECIMALS() view returns (uint256)

BASE_TOKEN_1

view

function BASE_TOKEN_1() view returns (address)

CHAINLINK_FEED_ADDRESS

view

function CHAINLINK_FEED_ADDRESS() view returns (address)

CHAINLINK_FEED_DECIMALS

view

function CHAINLINK_FEED_DECIMALS() view returns (uint8)

CHAINLINK_FEED_PRECISION

view

function CHAINLINK_FEED_PRECISION() view returns (uint256)

decimals

pure

function decimals() pure returns (uint8)

ETH_USD_CHAINLINK_FEED_ADDRESS

view

function ETH_USD_CHAINLINK_FEED_ADDRESS() view returns (address)

ETH_USD_CHAINLINK_FEED_DECIMALS

view

function ETH_USD_CHAINLINK_FEED_DECIMALS() view returns (uint8)

ETH_USD_CHAINLINK_FEED_PRECISION

view

function ETH_USD_CHAINLINK_FEED_PRECISION() view returns (uint256)

getChainlinkPrice

view

function getChainlinkPrice() view returns (bool _isBadData, uint256 _updatedAt, uint256 _price)

getEthUsdChainlinkPrice

view

function getEthUsdChainlinkPrice() view returns (bool _isBadData, uint256 _updatedAt, uint256 _usdPerEth)

getLinkPerUsdChainlink

view

function getLinkPerUsdChainlink() view returns (bool _isBadData, uint256 _linkPerUsd)

getLinkPerUsdTwap

view

function getLinkPerUsdTwap() view returns (bool _isBadData, uint256 _linkPerUsd)

getPrices

view

function getPrices() view returns (bool _isBadData, uint256 _priceLow, uint256 _priceHigh)

getPricesNormalized

view

function getPricesNormalized() view returns (bool _isBadDataNormal, uint256 _priceLowNormal, uint256 _priceHighNormal)

getUniswapV3Twap

view

function getUniswapV3Twap() view returns (uint256 _twap)

LINK_ERC20

view

function LINK_ERC20() view returns (address)

maximumEthUsdOracleDelay

view

function maximumEthUsdOracleDelay() view returns (uint256)

maximumOracleDelay

view

function maximumOracleDelay() view returns (uint256)

name

pure

function name() pure returns (string)

NORMALIZATION_0

view

function NORMALIZATION_0() view returns (int256)

NORMALIZATION_1

view

function NORMALIZATION_1() view returns (int256)

ORACLE_PRECISION

view

function ORACLE_PRECISION() view returns (uint256)

pendingTimelockAddress

view

function pendingTimelockAddress() view returns (address)

QUOTE_TOKEN_0_DECIMALS

view

function QUOTE_TOKEN_0_DECIMALS() view returns (uint256)

QUOTE_TOKEN_0

view

function QUOTE_TOKEN_0() view returns (address)

QUOTE_TOKEN_1_DECIMALS

view

function QUOTE_TOKEN_1_DECIMALS() view returns (uint256)

QUOTE_TOKEN_1

view

function QUOTE_TOKEN_1() view returns (address)

supportsInterface

view

function supportsInterface(bytes4 interfaceId) view returns (bool)

timelockAddress

view

function timelockAddress() view returns (address)

TWAP_PRECISION

view

function TWAP_PRECISION() view returns (uint128)

twapDuration

view

function twapDuration() view returns (uint32)

UNI_V3_PAIR_ADDRESS

view

function UNI_V3_PAIR_ADDRESS() view returns (address)

UNISWAP_V3_TWAP_BASE_TOKEN

view

function UNISWAP_V3_TWAP_BASE_TOKEN() view returns (address)

UNISWAP_V3_TWAP_QUOTE_TOKEN

view

function UNISWAP_V3_TWAP_QUOTE_TOKEN() view returns (address)

acceptTransferTimelock

nonpayable

function acceptTransferTimelock()

renounceTimelock

nonpayable

function renounceTimelock()

setMaximumEthUsdOracleDelay

nonpayable

function setMaximumEthUsdOracleDelay(uint256 _newMaxOracleDelay)

setMaximumOracleDelay

nonpayable

function setMaximumOracleDelay(uint256 _newMaxOracleDelay)

setTwapDuration

nonpayable

function setTwapDuration(uint32 _newTwapDuration)

transferTimelock

nonpayable

function transferTimelock(address _newTimelock)

events

SetMaximumEthUsdOracleDelay

event SetMaximumEthUsdOracleDelay(uint256 oldMaxOracleDelay, uint256 newMaxOracleDelay)

SetMaximumOracleDelay

event SetMaximumOracleDelay(address oracle, uint256 oldMaxOracleDelay, uint256 newMaxOracleDelay)

SetMaximumOracleDelay

event SetMaximumOracleDelay(uint256 oldMaxOracleDelay, uint256 newMaxOracleDelay)

SetTwapDuration

event SetTwapDuration(uint256 oldTwapDuration, uint256 newTwapDuration)

TimelockTransferred

event TimelockTransferred(address indexed previousTimelock, address indexed newTimelock)

TimelockTransferStarted

event TimelockTransferStarted(address indexed previousTimelock, address indexed newTimelock)

errors

OnlyPendingTimelock

error OnlyPendingTimelock()

OnlyTimelock

error OnlyTimelock()

bytecode

creation bytecode

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