Price Provider

Methods

changeActive

function changeActive(address token, bool active) external nonpayable

Parameters

Name	Type	Description
token	address	undefined
active	bool	undefined

getEvaluation

function getEvaluation(address token, uint256 tokenAmount) external view returns (uint256 evaluation)

Parameters

Name	Type	Description
token	address	undefined
tokenAmount	uint256	undefined

Returns

Name	Type	Description
evaluation	uint256	undefined

getEvaluationSigned

function getEvaluationSigned(address token, uint256 tokenAmount, uint256 priceMantissa, uint256 validTo, bytes signature) external view returns (uint256 evaluation)

return the evaluation in $ of tokenAmount with signed price

Parameters

Name	Type	Description
token	address	the address of token to get evaluation in $
tokenAmount	uint256	the amount of token to get evaluation. Amount is scaled by 10 in power token decimals
priceMantissa	uint256	the price multiplied by priceDecimals. The dimension of priceMantissa should be $/token
validTo	uint256	the timestamp in seconds, when price is gonna be not valid.
signature	bytes	the ECDSA sign on eliptic curve secp256k1.

Returns

Name	Type	Description
evaluation	uint256	undefined

getPrice

function getPrice(address token) external view returns (uint256 priceMantissa, uint8 priceDecimals)

Parameters

Name	Type	Description
token	address	undefined

Returns

Name	Type	Description
priceMantissa	uint256	undefined
priceDecimals	uint8	undefined

getPriceDecimals

function getPriceDecimals() external view returns (uint8 priceDecimals)

Returns

Name	Type	Description
priceDecimals	uint8	undefined

getPriceSigned

function getPriceSigned(address token, uint256 priceMantissa, uint256 validTo, bytes signature) external view returns (uint256 _priceMantissa, uint8 _priceDecimals)

Parameters

Name	Type	Description
token	address	undefined
priceMantissa	uint256	undefined
validTo	uint256	undefined
signature	bytes	undefined

Returns

Name	Type	Description
_priceMantissa	uint256	undefined
_priceDecimals	uint8	undefined

isActive

function isActive(address token) external view returns (bool)

Parameters

Name	Type	Description
token	address	undefined

Returns

Name	Type	Description
_0	bool	undefined

isListed

function isListed(address token) external view returns (bool)

Parameters

Name	Type	Description
token	address	undefined

Returns

Name	Type	Description
_0	bool	undefined