cic-contracts/solidity/AccountsIndex.sol

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pragma solidity >=0.6.12;
// Author: Louis Holbrook <dev@holbrook.no> 0826EDA1702D1E87C6E2875121D2E7BB88C2A746
// SPDX-License-Identifier: AGPL-3.0-or-later
// File-version: 6
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interface IAccountsIndex {
// Address added to store, index in array.
event AddressAdded(uint256 indexed _idx, address _account);
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// Return number of entries in index.
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function entryCount() external view returns (uint256);
// Return entry at the spceificed index.
// Will revert if index is beyond array length.
// An entry result of 0 means the entry should be skipped, and not count towards entry count.
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function entry(uint256) external view returns (address);
// Add an entry to the index. Incresases the entry count.
function add(address) external returns (bool);
// Verify that the entry exists in the index.
function have(address) external view returns (bool);
// Retrieve the timestamp when account was added.
// If time is not being tracked, a value of 0 should be returned.
function time(address) external view returns (uint256);
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}