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<?php declare(strict_types=1); namespace ParagonIE\ConstantTime; /** * Copyright (c) 2016 - 2018 Paragon Initiative Enterprises. * Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com) * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ /** * Class RFC4648 * * This class conforms strictly to the RFC * * @package ParagonIE\ConstantTime */ abstract class RFC4648 { /** * RFC 4648 Base64 encoding * * "foo" -> "Zm9v" * * @param string $str * @return string * @throws \TypeError */ public static function base64Encode(string $str): string { return Base64::encode($str); } /** * RFC 4648 Base64 decoding * * "Zm9v" -> "foo" * * @param string $str * @return string * @throws \TypeError */ public static function base64Decode(string $str): string { return Base64::decode($str, true); } /** * RFC 4648 Base64 (URL Safe) encoding * * "foo" -> "Zm9v" * * @param string $str * @return string * @throws \TypeError */ public static function base64UrlSafeEncode(string $str): string { return Base64UrlSafe::encode($str); } /** * RFC 4648 Base64 (URL Safe) decoding * * "Zm9v" -> "foo" * * @param string $str * @return string * @throws \TypeError */ public static function base64UrlSafeDecode(string $str): string { return Base64UrlSafe::decode($str, true); } /** * RFC 4648 Base32 encoding * * "foo" -> "MZXW6===" * * @param string $str * @return string * @throws \TypeError */ public static function base32Encode(string $str): string { return Base32::encodeUpper($str); } /** * RFC 4648 Base32 encoding * * "MZXW6===" -> "foo" * * @param string $str * @return string * @throws \TypeError */ public static function base32Decode(string $str): string { return Base32::decodeUpper($str, true); } /** * RFC 4648 Base32-Hex encoding * * "foo" -> "CPNMU===" * * @param string $str * @return string * @throws \TypeError */ public static function base32HexEncode(string $str): string { return Base32::encodeUpper($str); } /** * RFC 4648 Base32-Hex decoding * * "CPNMU===" -> "foo" * * @param string $str * @return string * @throws \TypeError */ public static function base32HexDecode(string $str): string { return Base32::decodeUpper($str, true); } /** * RFC 4648 Base16 decoding * * "foo" -> "666F6F" * * @param string $str * @return string * @throws \TypeError */ public static function base16Encode(string $str): string { return Hex::encodeUpper($str); } /** * RFC 4648 Base16 decoding * * "666F6F" -> "foo" * * @param string $str * @return string */ public static function base16Decode(string $str): string { return Hex::decode($str, true); } }