gnu-social/extlib/ParagonIE/ConstantTime/Encoding.php
2016-06-17 23:58:49 +02:00

246 lines
5.9 KiB
PHP

<?php
declare(strict_types=1);
namespace ParagonIE\ConstantTime;
/**
* Copyright (c) 2016 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 Encoding
* @package ParagonIE\ConstantTime
*/
abstract class Encoding
{
/**
* RFC 4648 Base32 encoding
*
* @param $str
* @return string
*/
public static function base32Encode(string $str): string
{
return Base32::encode($str);
}
/**
* RFC 4648 Base32 encoding
*
* @param $str
* @return string
*/
public static function base32EncodeUpper(string $str): string
{
return Base32::encodeUpper($str);
}
/**
* RFC 4648 Base32 decoding
*
* @param $str
* @return string
*/
public static function base32Decode(string $str): string
{
return Base32::decode($str);
}
/**
* RFC 4648 Base32 decoding
*
* @param $str
* @return string
*/
public static function base32DecodeUpper(string $str): string
{
return Base32::decodeUpper($str);
}
/**
* RFC 4648 Base32 encoding
*
* @param $str
* @return string
*/
public static function base32HexEncode(string $str): string
{
return Base32Hex::encode($str);
}
/**
* RFC 4648 Base32 encoding
*
* @param $str
* @return string
*/
public static function base32HexEncodeUpper(string $str): string
{
return Base32Hex::encodeUpper($str);
}
/**
* RFC 4648 Base32 decoding
*
* @param $str
* @return string
*/
public static function base32HexDecode(string $str): string
{
return Base32Hex::decode($str);
}
/**
* RFC 4648 Base32 decoding
*
* @param $str
* @return string
*/
public static function base32HexDecodeUpper(string $str): string
{
return Base32Hex::decodeUpper($str);
}
/**
* RFC 4648 Base64 encoding
*
* @param $str
* @return string
*/
public static function base64Encode(string $str): string
{
return Base64::encode($str);
}
/**
* RFC 4648 Base32 decoding
*
* @param $str
* @return string
*/
public static function base64Decode(string $str): string
{
return Base64::decode($str);
}
/**
* Encode into Base64
*
* Base64 character set "./[A-Z][a-z][0-9]"
* @param $src
* @return string
*/
public static function base64EncodeDotSlash(string $str): string
{
return Base64DotSlash::encode($str);
}
/**
* Decode from base64 to raw binary
*
* Base64 character set "./[A-Z][a-z][0-9]"
*
* @param $src
* @return bool|string
* @throws \RangeException
*/
public static function base64DecodeDotSlash(string $str): string
{
return Base64DotSlash::decode($str);
}
/**
* Encode into Base64
*
* Base64 character set "[.-9][A-Z][a-z]" or "./[0-9][A-Z][a-z]"
* @param $src
* @return string
*/
public static function base64EncodeDotSlashOrdered(string $str): string
{
return Base64DotSlashOrdered::encode($str);
}
/**
* Decode from base64 to raw binary
*
* Base64 character set "[.-9][A-Z][a-z]" or "./[0-9][A-Z][a-z]"
*
* @param $src
* @return bool|string
* @throws \RangeException
*/
public static function base64DecodeDotSlashOrdered(string $str): string
{
return Base64DotSlashOrdered::decode($str);
}
/**
* Convert a binary string into a hexadecimal string without cache-timing
* leaks
*
* @param string $bin_string (raw binary)
* @return string
*/
public static function hexEncode(string $bin_string): string
{
return Hex::encode($bin_string);
}
/**
* Convert a hexadecimal string into a binary string without cache-timing
* leaks
*
* @param string $hex_string
* @return string (raw binary)
* @throws \RangeException
*/
public static function hexDecode(string $hex_string): string
{
return Hex::decode($hex_string);
}
/**
* Convert a binary string into a hexadecimal string without cache-timing
* leaks
*
* @param string $bin_string (raw binary)
* @return string
*/
public static function hexEncodeUpper(string $bin_string): string
{
return Hex::encodeUpper($bin_string);
}
/**
* Convert a binary string into a hexadecimal string without cache-timing
* leaks
*
* @param string $bin_string (raw binary)
* @return string
*/
public static function hexDecodeUpper(string $bin_string): string
{
return Hex::decode($bin_string);
}
}