<?php

namespace {
    /*
     * This file is part of the Symfony package.
     *
     * (c) Fabien Potencier <fabien@symfony.com>
     *
     * For the full copyright and license information, please view the LICENSE
     * file that was distributed with this source code.
     */
    use Symfony\Polyfill\Iconv as p;
    if (\extension_loaded('iconv')) {
        return;
    }
    if (\PHP_VERSION_ID >= 80000) {
        return require __DIR__ . '/bootstrap80.php';
    }
    if (!\defined('ICONV_IMPL')) {
        \define('ICONV_IMPL', 'Symfony');
    }
    if (!\defined('ICONV_VERSION')) {
        \define('ICONV_VERSION', '1.0');
    }
    if (!\defined('ICONV_MIME_DECODE_STRICT')) {
        \define('ICONV_MIME_DECODE_STRICT', 1);
    }
    if (!\defined('ICONV_MIME_DECODE_CONTINUE_ON_ERROR')) {
        \define('ICONV_MIME_DECODE_CONTINUE_ON_ERROR', 2);
    }
    if (!\function_exists('iconv')) {
        function iconv($from_encoding, $to_encoding, $string)
        {
            return p\Iconv::iconv($from_encoding, $to_encoding, $string);
        }
    }
    if (!\function_exists('iconv_get_encoding')) {
        function iconv_get_encoding($type = 'all')
        {
            return p\Iconv::iconv_get_encoding($type);
        }
    }
    if (!\function_exists('iconv_set_encoding')) {
        function iconv_set_encoding($type, $encoding)
        {
            return p\Iconv::iconv_set_encoding($type, $encoding);
        }
    }
    if (!\function_exists('iconv_mime_encode')) {
        function iconv_mime_encode($field_name, $field_value, $options = [])
        {
            return p\Iconv::iconv_mime_encode($field_name, $field_value, $options);
        }
    }
    if (!\function_exists('iconv_mime_decode_headers')) {
        function iconv_mime_decode_headers($headers, $mode = 0, $encoding = null)
        {
            return p\Iconv::iconv_mime_decode_headers($headers, $mode, $encoding);
        }
    }
    if (\extension_loaded('mbstring')) {
        if (!\function_exists('iconv_strlen')) {
            function iconv_strlen($string, $encoding = null)
            {
                null === $encoding && ($encoding = p\Iconv::$internalEncoding);
                return \mb_strlen($string, $encoding);
            }
        }
        if (!\function_exists('iconv_strpos')) {
            function iconv_strpos($haystack, $needle, $offset = 0, $encoding = null)
            {
                null === $encoding && ($encoding = p\Iconv::$internalEncoding);
                return \mb_strpos($haystack, $needle, $offset, $encoding);
            }
        }
        if (!\function_exists('iconv_strrpos')) {
            function iconv_strrpos($haystack, $needle, $encoding = null)
            {
                null === $encoding && ($encoding = p\Iconv::$internalEncoding);
                return \mb_strrpos($haystack, $needle, 0, $encoding);
            }
        }
        if (!\function_exists('iconv_substr')) {
            function iconv_substr($string, $offset, $length = 2147483647, $encoding = null)
            {
                null === $encoding && ($encoding = p\Iconv::$internalEncoding);
                return \mb_substr($string, $offset, $length, $encoding);
            }
        }
        if (!\function_exists('iconv_mime_decode')) {
            function iconv_mime_decode($string, $mode = 0, $encoding = null)
            {
                $currentMbEncoding = \mb_internal_encoding();
                null === $encoding && ($encoding = p\Iconv::$internalEncoding);
                \mb_internal_encoding($encoding);
                $decoded = \mb_decode_mimeheader($string);
                \mb_internal_encoding($currentMbEncoding);
                return $decoded;
            }
        }
    } else {
        if (!\function_exists('iconv_strlen')) {
            function iconv_strlen($string, $encoding = null)
            {
                return p\Iconv::iconv_strlen($string, $encoding);
            }
        }
        if (!\function_exists('iconv_strpos')) {
            function iconv_strpos($haystack, $needle, $offset = 0, $encoding = null)
            {
                return p\Iconv::iconv_strpos($haystack, $needle, $offset, $encoding);
            }
        }
        if (!\function_exists('iconv_strrpos')) {
            function iconv_strrpos($haystack, $needle, $encoding = null)
            {
                return p\Iconv::iconv_strrpos($haystack, $needle, $encoding);
            }
        }
        if (!\function_exists('iconv_substr')) {
            function iconv_substr($string, $offset, $length = 2147483647, $encoding = null)
            {
                return p\Iconv::iconv_substr($string, $offset, $length, $encoding);
            }
        }
        if (!\function_exists('iconv_mime_decode')) {
            function iconv_mime_decode($string, $mode = 0, $encoding = null)
            {
                return p\Iconv::iconv_mime_decode($string, $mode, $encoding);
            }
        }
    }
}