BinanceOracle

BinanceOracle

This oracle fetches price of assets from Binance.

Solidity API

sidRegistryAddress

Used to fetch feed registry address.

address sidRegistryAddress

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BNB_ADDR

Set this as asset address for BNB. This is the underlying address for vBNB

address BNB_ADDR

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maxStalePeriod

Max stale period configuration for assets

mapping(string => uint256) maxStalePeriod

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symbols

Override symbols to be compatible with Binance feed registry

mapping(string => string) symbols

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feedRegistryAddress

Used to fetch price of assets used directly when space ID is not supported by current chain.

address feedRegistryAddress

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constructor

Constructor for the implementation contract.

constructor() public

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initialize

Sets the contracts required to fetch prices

function initialize(address _sidRegistryAddress, address _accessControlManager) external

Parameters

Name	Type	Description
_sidRegistryAddress	address	Address of SID registry
_accessControlManager	address	Address of the access control manager contract

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setMaxStalePeriod

Used to set the max stale period of an asset

function setMaxStalePeriod(string symbol, uint256 _maxStalePeriod) external

Parameters

Name	Type	Description
symbol	string	The symbol of the asset
_maxStalePeriod	uint256	The max stake period

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setSymbolOverride

Used to override a symbol when fetching price

function setSymbolOverride(string symbol, string overrideSymbol) external

Parameters

Name	Type	Description
symbol	string	The symbol to override
overrideSymbol	string	The symbol after override

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setFeedRegistryAddress

Used to set feed registry address when current chain does not support space ID.

function setFeedRegistryAddress(address newfeedRegistryAddress) external

Parameters

Name	Type	Description
newfeedRegistryAddress	address	Address of new feed registry.

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getFeedRegistryAddress

Uses Space ID to fetch the feed registry address

function getFeedRegistryAddress() public view returns (address)

Return Values

Name	Type	Description
[0]	address	feedRegistryAddress Address of binance oracle feed registry.

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getPrice

Gets the price of a asset from the binance oracle

function getPrice(address asset) public view returns (uint256)

Parameters

Name	Type	Description
asset	address	Address of the asset

Return Values

Name	Type	Description
[0]	uint256	Price in USD

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