160 lines
5.0 KiB
PHP
160 lines
5.0 KiB
PHP
<?php
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/**
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* Stubs for Zstandard
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* https://pecl.php.net/package/zstd
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* https://github.com/kjdev/php-ext-zstd
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*/
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namespace {
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/**
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* Minimal compress level value
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*/
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define('ZSTD_COMPRESS_LEVEL_MIN', 1);
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/**
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* Maximal compress level value
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*/
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define('ZSTD_COMPRESS_LEVEL_MAX', 22);
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/**
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* Default compress level value
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*/
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define('ZSTD_COMPRESS_LEVEL_DEFAULT', 3);
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/**
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* libzstd version number
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*/
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define('LIBZSTD_VERSION_NUMBER', 10405);
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/**
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* libzstd version string
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*/
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define('LIBZSTD_VERSION_STRING', '1.4.5');
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/**
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* Zstandard compression.
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*
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* @param string $data The string to compress.
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* @param int $level The level of compression (1-22). (Defaults to 3, 0 for no compression).
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* A value smaller than 0 means a faster compression level. (Zstandard library 1.3.4 or later)
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*
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* @return string|false Returns the compressed data or FALSE if an error occurred.
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*/
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function zstd_compress(string $data, int $level = 3): string|false {}
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/**
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* Zstandard decompression.
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*
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* @param string $data The compressed string.
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*
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* @return string|false Returns the decompressed data or FALSE if an error occurred.
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*/
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function zstd_uncompress(string $data): string|false {}
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/**
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* Zstandard compression using a digested dictionary.
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*
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* @param string $data The string to compress.
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* @param string $dict The Dictionary data.
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*
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* @return string|false Returns the compressed data or FALSE if an error occurred.
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*/
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function zstd_compress_dict(string $data, string $dict): string|false {}
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/**
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* Zstandard decompression using a digested dictionary.
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* An alias of {@see zstd_compress_dict}
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*
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* @param string $data The string to compress.
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* @param string $dict The Dictionary data.
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*
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* @return string|false Returns the compressed data or FALSE if an error occurred.
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*/
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function zstd_compress_usingcdict(string $data, string $dict): string|false {}
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/**
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* Zstandard decompression using a digested dictionary.
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*
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* @param string $data The compressed string.
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* @param string $dict The Dictionary data.
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*
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* @return string|false Returns the decompressed data or FALSE if an error occurred.
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*/
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function zstd_uncompress_dict(string $data, string $dict): string|false {}
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/**
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* Zstandard decompression using a digested dictionary.
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* An alias of {@see zstd_compress_dict}
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*
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* @param string $data The compressed string.
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* @param string $dict The Dictionary data.
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*
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* @return string|false Returns the decompressed data or FALSE if an error occurred.
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*/
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function zstd_decompress_dict(string $data, string $dict): string|false {}
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/**
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* Zstandard decompression using a digested dictionary.
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* An alias of {@see zstd_compress_dict}
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*
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* @param string $data The compressed string.
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* @param string $dict The Dictionary data.
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*
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* @return string|false Returns the decompressed data or FALSE if an error occurred.
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*/
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function zstd_uncompress_usingcdict(string $data, string $dict): string|false {}
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/**
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* Zstandard decompression using a digested dictionary.
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* An alias of {@see zstd_compress_dict}
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*
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* @param string $data The compressed string.
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* @param string $dict The Dictionary data.
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*
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* @return string|false Returns the decompressed data or FALSE if an error occurred.
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*/
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function zstd_decompress_usingcdict(string $data, string $dict): string|false {}
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}
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namespace Zstd {
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/**
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* Zstandard compression.
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*
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* @param string $data The string to compress.
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* @param int $level The level of compression (1-22). (Defaults to 3, 0 for no compression).
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* A value smaller than 0 means a faster compression level. (Zstandard library 1.3.4 or later)
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*
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* @return string|false Returns the compressed data or FALSE if an error occurred.
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*/
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function compress(string $data, int $level = 3): string|false {}
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/**
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* Zstandard decompression.
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*
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* @param string $data The compressed string.
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*
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* @return string|false Returns the decompressed data or FALSE if an error occurred.
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*/
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function uncompress(string $data): string|false {}
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/**
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* Zstandard compression using a digested dictionary.
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*
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* @param string $data The string to compress.
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* @param string $dict The Dictionary data.
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*
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* @return string|false Returns the compressed data or FALSE if an error occurred.
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*/
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function compress_dict(string $data, string $dict): string|false {}
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/**
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* Zstandard decompression using a digested dictionary.
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*
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* @param string $data The compressed string.
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* @param string $dict The Dictionary data.
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*
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* @return string|false Returns the decompressed data or FALSE if an error occurred.
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*/
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function uncompress_dict(string $data, string $dict): string|false {}
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}
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