Current File : //www/varak.net/nextcloud.varak.net/nextcloud/3rdparty/spomky-labs/cbor-php/src/Utils.php
<?php
declare(strict_types=1);
namespace CBOR;
use Brick\Math\BigInteger;
use InvalidArgumentException;
use function is_string;
/**
* @internal
*/
abstract class Utils
{
public static function binToInt(string $value): int
{
return self::binToBigInteger($value)->toInt();
}
public static function binToBigInteger(string $value): BigInteger
{
return self::hexToBigInteger(bin2hex($value));
}
public static function hexToInt(string $value): int
{
return self::hexToBigInteger($value)->toInt();
}
public static function hexToBigInteger(string $value): BigInteger
{
return BigInteger::fromBase($value, 16);
}
public static function hexToString(string $value): string
{
return BigInteger::fromBase(bin2hex($value), 16)->toBase(10);
}
public static function decode(string $data): string
{
$decoded = base64_decode(strtr($data, '-_', '+/'), true);
if ($decoded === false) {
throw new InvalidArgumentException('Invalid data provided');
}
return $decoded;
}
/**
* @param mixed|null $data
*/
public static function assertString($data, ?string $message = null): void
{
if (! is_string($data)) {
throw new InvalidArgumentException($message ?? '');
}
}
}
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