cic-contracts/solidity/Burner.sol

28 lines
943 B
Solidity

pragma solidity >=0.6.12;
// Author: Louis Holbrook <dev@holbrook.no> 0826EDA1702D1E87C6E2875121D2E7BB88C2A746
// SPDX-License-Identifier: AGPL-3.0-or-later
// File-version: 3
interface IBurner {
// Token(s) successfully burned; by who and how much.
event Burn(address indexed _burner, uint256 _burned);
// Satisfies ERC 5679
function burn(address _from, uint256 _amount, bytes calldata _data) external;
// Burn given amount of tokens held by signer.
function burn(uint256 _amount) external returns (bool);
// Burn all tokens held by signer.
// Returns the amount of tokens burned.
function burn() external returns (uint256);
// Total amount of tokens that have been burned.
function totalBurned() external returns (uint256);
// Total amount of tokens ever minted.
// If totalSupply() is available (ERC20, ERC721 Enumerable), this equals totalSupply() + totalBurned().
function totalMinted() external returns (uint256);
}