vendor/spomky-labs/otphp/src/HOTPInterface.php


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<?php

declare(strict_types=1);

namespace OTPHP;

interface HOTPInterface extends OTPInterface
{
    public const DEFAULT_COUNTER = 0;

    /**
     * The initial counter (a positive integer).
     *
     * @return 0|positive-int
     */
    public function getCounter(): int;

    /**
     * Create a new HOTP object.
     *
     * If the secret is null, a random 64 bytes secret will be generated.
     *
     * @param null|non-empty-string $secret
     * @param 0|positive-int $counter
     * @param non-empty-string $digest
     * @param positive-int $digits
     *
     * @deprecated Deprecated since v11.1, use ::createFromSecret or ::generate instead
     */
    public static function create(
        null|string $secret = null,
        int $counter = 0,
        string $digest = 'sha1',
        int $digits = 6
    ): self;

    /**
     * @param 0|positive-int $counter
     */
    public function setCounter(int $counter): void;
}