<?php

namespace Lcobucci\JWT\Signer;

use Lcobucci\JWT\Signer\Ecdsa\MultibyteStringConverter;
use Lcobucci\JWT\Signer\Ecdsa\SignatureConverter;

use const OPENSSL_KEYTYPE_EC;

abstract class Ecdsa extends OpenSSL
{
    public function __construct(private readonly SignatureConverter $converter = new MultibyteStringConverter())
    {
    }

    final public function sign(string $payload, Key $key): string
    {
        return $this->converter->fromAsn1(
            $this->createSignature($key->contents(), $key->passphrase(), $payload),
            $this->pointLength(),
        );
    }

    final public function verify(string $expected, string $payload, Key $key): bool
    {
        return $this->verifySignature(
            $this->converter->toAsn1($expected, $this->pointLength()),
            $payload,
            $key->contents(),
        );
    }

    /**
     * {@inheritdoc}
     */
    final protected function guardAgainstIncompatibleKey(int $type, int $lengthInBits): void
    {
        if ($type !== OPENSSL_KEYTYPE_EC) {
            throw InvalidKeyProvided::incompatibleKeyType(
                self::KEY_TYPE_MAP[OPENSSL_KEYTYPE_EC],
                self::KEY_TYPE_MAP[$type],
            );
        }

        $expectedKeyLength = $this->expectedKeyLength();

        if ($lengthInBits !== $expectedKeyLength) {
            throw InvalidKeyProvided::incompatibleKeyLength($expectedKeyLength, $lengthInBits);
        }
    }

    /**
     * @internal
     *
     * @return positive-int
     */
    abstract public function expectedKeyLength(): int;

    /**
     * Returns the length of each point in the signature, so that we can calculate and verify R and S points properly
     *
     * @internal
     *
     * @return positive-int
     */
    abstract public function pointLength(): int;
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MzU3OTY5ODMwMjEwMTYxOCA0OTMxMTg0MzYyOTA4OTM2IDQzMDI4NTY0ODA0MzgzMzU=