IPeripheryPayments

Last modified: June 14, 2026

Functions to ease deposits and withdrawals of CTN

Functions

  function unwrapWCTN9(
    uint256 amountMinimum,
    address recipient
  ) external

Unwraps the contract's WCTN9 balance and sends it to recipient as CTN.

The amountMinimum parameter prevents malicious contracts from stealing WCTN9 from users.

Name	Type	Description
`amountMinimum`	uint256	The minimum amount of WCTN9 to unwrap
`recipient`	address	The address receiving CTN

  function refundCTN(
  ) external

Refunds any CTN balance held by this contract to the msg.sender

Useful for bundling with mint or increase liquidity that uses ether, or exact output swaps that use ether for the input amount

  function sweepToken(
    address token,
    uint256 amountMinimum,
    address recipient
  ) external

Transfers the full amount of a token held by this contract to recipient

The amountMinimum parameter prevents malicious contracts from stealing the token from users

Name	Type	Description
`token`	address	The contract address of the token which will be transferred to `recipient`
`amountMinimum`	uint256	The minimum amount of token required for a transfer
`recipient`	address	The destination address of the token