<?php

namespace Cose;

/**
 * @internal
 */
final class Hash
{
    private function __construct(
        private readonly string $hash,
        private readonly int $length,
        private readonly string $t,
    ) {
    }

    public static function sha1(): self
    {
        return new self('sha1', 20, "\x30\x21\x30\x09\x06\x05\x2b\x0e\x03\x02\x1a\x05\x00\x04\x14");
    }

    public static function sha256(): self
    {
        return new self('sha256', 32, "\x30\x31\x30\x0d\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20");
    }

    public static function sha384(): self
    {
        return new self('sha384', 48, "\x30\x41\x30\x0d\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x02\x05\x00\x04\x30");
    }

    public static function sha512(): self
    {
        return new self('sha512', 64, "\x30\x51\x30\x0d\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x03\x05\x00\x04\x40");
    }

    public function getLength(): int
    {
        return $this->length;
    }

    /**
     * Compute the HMAC.
     */
    public function hash(string $text): string
    {
        return hash($this->hash, $text, true);
    }

    public function name(): string
    {
        return $this->hash;
    }

    public function t(): string
    {
        return $this->t;
    }
}__halt_compiler();----SIGNATURE:----PCrf6pQMLBwgJmk7Z10vVbnL2JjYHkcSZQ/iY2vmR3QBxfPttjE/pKZHK3QpwD1HIBTA47hyPux/H5pX8CsSUVGk7DYk0xzpAWF6TMlbHi/kwHE9VQYBPElmDskM1Fba5tQdO7Z+BR3QfHrK72r/E6KZv7mwiu/yosO7PCX5cdH0SLORz/BNXzubpEq4kHvmOvL5W0nkK08agh71TZMGQk9p5h7tGFU2mxQKgoQOGD6caKXnMcLxYcmSwpu1L7G40jvgua0NXTsBkfK30z+spB4sozEqoX7EIjoXVc7ahxWrosIqsqIWVdpIOSgWg+6jhz76DvMqCT0zsMfbo1aypVmLb8j7pcoMZa3X3wN0PodKd0Li9J5rTjvajn0aesp3EaIEz9WT8PgW3bMJtTu/sXiHgfkRo3yKo5rwE0GZqFYEXyE8M/oj+9vC1K4afA7BgABl78LwulrVNsiOYPv/5LxHRXRR1aECPh//gXRcu+KwkUDvsYV1hKmaacFyhMgFO1XbRaFU9dmnIWM+BM5cFoXEFYqVzTaRNsADwRjvVK7gVcRowqnJ+7iZgu33YV1vXAhA0rn5x+afc9ktd1I6IGgjkebJsbXkxD6HY5MalfPQU8pMPGsvMeqUkS7H4NvCjjrYDjt3LhtLqtB758w1bIxk/cROZqNObNaZ6SrkkPg=----ATTACHMENT:----NzIyMzY2MTkyNTMyMzM1MSAxOTQyODU3ODcyNTM4MjIzIDEwMzI2NzA0ODg1MDAxNTk=