psalm.xml 0000644 00000000244 13763200237 0006405 0 ustar 00
README.md 0000644 00000006112 13763200237 0006026 0 ustar 00 # Constant-Time Encoding
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Based on the [constant-time base64 implementation made by Steve "Sc00bz" Thomas](https://github.com/Sc00bz/ConstTimeEncoding),
this library aims to offer character encoding functions that do not leak
information about what you are encoding/decoding via processor cache
misses. Further reading on [cache-timing attacks](http://blog.ircmaxell.com/2014/11/its-all-about-time.html).
Our fork offers the following enchancements:
* `mbstring.func_overload` resistance
* Unit tests
* Composer- and Packagist-ready
* Base16 encoding
* Base32 encoding
* Uses `pack()` and `unpack()` instead of `chr()` and `ord()`
## PHP Version Requirements
Version 2 of this library should work on **PHP 7** or newer. For PHP 5
support, see [the v1.x branch](https://github.com/paragonie/constant_time_encoding/tree/v1.x).
If you are adding this as a dependency to a project intended to work on both PHP 5 and PHP 7, please set the required version to `^1|^2` instead of just `^1` or `^2`.
## How to Install
```sh
composer require paragonie/constant_time_encoding
```
## How to Use
```php
use \ParagonIE\ConstantTime\Encoding;
// possibly (if applicable):
// require 'vendor/autoload.php';
$data = random_bytes(32);
echo Encoding::base64Encode($data), "\n";
echo Encoding::base32EncodeUpper($data), "\n";
echo Encoding::base32Encode($data), "\n";
echo Encoding::hexEncode($data), "\n";
echo Encoding::hexEncodeUpper($data), "\n";
```
Example output:
```
1VilPkeVqirlPifk5scbzcTTbMT2clp+Zkyv9VFFasE=
2VMKKPSHSWVCVZJ6E7SONRY3ZXCNG3GE6ZZFU7TGJSX7KUKFNLAQ====
2vmkkpshswvcvzj6e7sonry3zxcng3ge6zzfu7tgjsx7kukfnlaq====
d558a53e4795aa2ae53e27e4e6c71bcdc4d36cc4f6725a7e664caff551456ac1
D558A53E4795AA2AE53E27E4E6C71BDCC4D36CC4F6725A7E664CAFF551456AC1
```
If you only need a particular variant, you can just reference the
required class like so:
```php
use \ParagonIE\ConstantTime\Base64;
use \ParagonIE\ConstantTime\Base32;
$data = random_bytes(32);
echo Base64::encode($data), "\n";
echo Base32::encode($data), "\n";
```
Example output:
```
1VilPkeVqirlPifk5scbzcTTbMT2clp+Zkyv9VFFasE=
2vmkkpshswvcvzj6e7sonry3zxcng3ge6zzfu7tgjsx7kukfnlaq====
```
## Support Contracts
If your company uses this library in their products or services, you may be
interested in [purchasing a support contract from Paragon Initiative Enterprises](https://paragonie.com/enterprise).
src/Encoding.php 0000644 00000014576 13763200237 0007612 0 ustar 00 0x2d && $src < 0x3a) ret += $src - 0x2e + 1; // -45
$ret += (((0x2d - $src) & ($src - 0x3a)) >> 8) & ($src - 45);
// if ($src > 0x40 && $src < 0x5b) ret += $src - 0x41 + 12 + 1; // -52
$ret += (((0x40 - $src) & ($src - 0x5b)) >> 8) & ($src - 52);
// if ($src > 0x60 && $src < 0x7b) ret += $src - 0x61 + 38 + 1; // -58
$ret += (((0x60 - $src) & ($src - 0x7b)) >> 8) & ($src - 58);
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 6-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode6Bits(int $src): string
{
$src += 0x2e;
// if ($src > 0x39) $src += 0x41 - 0x3a; // 7
$src += ((0x39 - $src) >> 8) & 7;
// if ($src > 0x5a) $src += 0x61 - 0x5b; // 6
$src += ((0x5a - $src) >> 8) & 6;
return \pack('C', $src);
}
}
src/EncoderInterface.php 0000644 00000003700 13763200237 0011247 0 ustar 00 0x2d && $src < 0x30) ret += $src - 0x2e + 1; // -45
$ret += (((0x2d - $src) & ($src - 0x30)) >> 8) & ($src - 45);
// if ($src > 0x40 && $src < 0x5b) ret += $src - 0x41 + 2 + 1; // -62
$ret += (((0x40 - $src) & ($src - 0x5b)) >> 8) & ($src - 62);
// if ($src > 0x60 && $src < 0x7b) ret += $src - 0x61 + 28 + 1; // -68
$ret += (((0x60 - $src) & ($src - 0x7b)) >> 8) & ($src - 68);
// if ($src > 0x2f && $src < 0x3a) ret += $src - 0x30 + 54 + 1; // 7
$ret += (((0x2f - $src) & ($src - 0x3a)) >> 8) & ($src + 7);
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 6-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode6Bits(int $src): string
{
$src += 0x2e;
// if ($src > 0x2f) $src += 0x41 - 0x30; // 17
$src += ((0x2f - $src) >> 8) & 17;
// if ($src > 0x5a) $src += 0x61 - 0x5b; // 6
$src += ((0x5a - $src) >> 8) & 6;
// if ($src > 0x7a) $src += 0x30 - 0x7b; // -75
$src -= ((0x7a - $src) >> 8) & 75;
return \pack('C', $src);
}
}
src/Base64UrlSafe.php 0000644 00000006234 13763200237 0010362 0 ustar 00 0x40 && $src < 0x5b) $ret += $src - 0x41 + 1; // -64
$ret += (((0x40 - $src) & ($src - 0x5b)) >> 8) & ($src - 64);
// if ($src > 0x60 && $src < 0x7b) $ret += $src - 0x61 + 26 + 1; // -70
$ret += (((0x60 - $src) & ($src - 0x7b)) >> 8) & ($src - 70);
// if ($src > 0x2f && $src < 0x3a) $ret += $src - 0x30 + 52 + 1; // 5
$ret += (((0x2f - $src) & ($src - 0x3a)) >> 8) & ($src + 5);
// if ($src == 0x2c) $ret += 62 + 1;
$ret += (((0x2c - $src) & ($src - 0x2e)) >> 8) & 63;
// if ($src == 0x5f) ret += 63 + 1;
$ret += (((0x5e - $src) & ($src - 0x60)) >> 8) & 64;
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 6-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode6Bits(int $src): string
{
$diff = 0x41;
// if ($src > 25) $diff += 0x61 - 0x41 - 26; // 6
$diff += ((25 - $src) >> 8) & 6;
// if ($src > 51) $diff += 0x30 - 0x61 - 26; // -75
$diff -= ((51 - $src) >> 8) & 75;
// if ($src > 61) $diff += 0x2d - 0x30 - 10; // -13
$diff -= ((61 - $src) >> 8) & 13;
// if ($src > 62) $diff += 0x5f - 0x2b - 1; // 3
$diff += ((62 - $src) >> 8) & 49;
return \pack('C', $src + $diff);
}
}
src/Hex.php 0000644 00000012176 13763200237 0006602 0 ustar 00 $chunk */
$chunk = \unpack('C', Binary::safeSubstr($binString, $i, 1));
/** @var int $c */
$c = $chunk[1] & 0xf;
/** @var int $b */
$b = $chunk[1] >> 4;
$hex .= pack(
'CC',
(87 + $b + ((($b - 10) >> 8) & ~38)),
(87 + $c + ((($c - 10) >> 8) & ~38))
);
}
return $hex;
}
/**
* Convert a binary string into a hexadecimal string without cache-timing
* leaks, returning uppercase letters (as per RFC 4648)
*
* @param string $binString (raw binary)
* @return string
* @throws \TypeError
*/
public static function encodeUpper(string $binString): string
{
/** @var string $hex */
$hex = '';
/** @var int $len */
$len = Binary::safeStrlen($binString);
for ($i = 0; $i < $len; ++$i) {
/** @var array $chunk */
$chunk = \unpack('C', Binary::safeSubstr($binString, $i, 2));
/** @var int $c */
$c = $chunk[1] & 0xf;
/** @var int $b */
$b = $chunk[1] >> 4;
$hex .= pack(
'CC',
(55 + $b + ((($b - 10) >> 8) & ~6)),
(55 + $c + ((($c - 10) >> 8) & ~6))
);
}
return $hex;
}
/**
* Convert a hexadecimal string into a binary string without cache-timing
* leaks
*
* @param string $encodedString
* @param bool $strictPadding
* @return string (raw binary)
* @throws \RangeException
*/
public static function decode(string $encodedString, bool $strictPadding = false): string
{
/** @var int $hex_pos */
$hex_pos = 0;
/** @var string $bin */
$bin = '';
/** @var int $c_acc */
$c_acc = 0;
/** @var int $hex_len */
$hex_len = Binary::safeStrlen($encodedString);
/** @var int $state */
$state = 0;
if (($hex_len & 1) !== 0) {
if ($strictPadding) {
throw new \RangeException(
'Expected an even number of hexadecimal characters'
);
} else {
$encodedString = '0' . $encodedString;
++$hex_len;
}
}
/** @var array $chunk */
$chunk = \unpack('C*', $encodedString);
while ($hex_pos < $hex_len) {
++$hex_pos;
/** @var int $c */
$c = $chunk[$hex_pos];
/** @var int $c_num */
$c_num = $c ^ 48;
/** @var int $c_num0 */
$c_num0 = ($c_num - 10) >> 8;
/** @var int $c_alpha */
$c_alpha = ($c & ~32) - 55;
/** @var int $c_alpha0 */
$c_alpha0 = (($c_alpha - 10) ^ ($c_alpha - 16)) >> 8;
if (($c_num0 | $c_alpha0) === 0) {
throw new \RangeException(
'Expected hexadecimal character'
);
}
/** @var int $c_val */
$c_val = ($c_num0 & $c_num) | ($c_alpha & $c_alpha0);
if ($state === 0) {
$c_acc = $c_val * 16;
} else {
$bin .= \pack('C', $c_acc | $c_val);
}
$state ^= 1;
}
return $bin;
}
}
src/Base32Hex.php 0000644 00000006531 13763200237 0007540 0 ustar 00 0x30 && $src < 0x3a) ret += $src - 0x2e + 1; // -47
$ret += (((0x2f - $src) & ($src - 0x3a)) >> 8) & ($src - 47);
// if ($src > 0x60 && $src < 0x77) ret += $src - 0x61 + 10 + 1; // -86
$ret += (((0x60 - $src) & ($src - 0x77)) >> 8) & ($src - 86);
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 5-bit integers
* into 8-bit integers.
*
* @param int $src
* @return int
*/
protected static function decode5BitsUpper(int $src): int
{
$ret = -1;
// if ($src > 0x30 && $src < 0x3a) ret += $src - 0x2e + 1; // -47
$ret += (((0x2f - $src) & ($src - 0x3a)) >> 8) & ($src - 47);
// if ($src > 0x40 && $src < 0x57) ret += $src - 0x41 + 10 + 1; // -54
$ret += (((0x40 - $src) & ($src - 0x57)) >> 8) & ($src - 54);
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 5-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode5Bits(int $src): string
{
$src += 0x30;
// if ($src > 0x39) $src += 0x61 - 0x3a; // 39
$src += ((0x39 - $src) >> 8) & 39;
return \pack('C', $src);
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 5-bit integers.
*
* Uppercase variant.
*
* @param int $src
* @return string
*/
protected static function encode5BitsUpper(int $src): string
{
$src += 0x30;
// if ($src > 0x39) $src += 0x41 - 0x3a; // 7
$src += ((0x39 - $src) >> 8) & 7;
return \pack('C', $src);
}
} src/RFC4648.php 0000644 00000010216 13763200237 0007007 0 ustar 00 "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);
}
} src/Base32.php 0000644 00000037340 13763200237 0007075 0 ustar 00 96 && $src < 123) $ret += $src - 97 + 1; // -64
$ret += (((0x60 - $src) & ($src - 0x7b)) >> 8) & ($src - 96);
// if ($src > 0x31 && $src < 0x38) $ret += $src - 24 + 1; // -23
$ret += (((0x31 - $src) & ($src - 0x38)) >> 8) & ($src - 23);
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 5-bit integers
* into 8-bit integers.
*
* Uppercase variant.
*
* @param int $src
* @return int
*/
protected static function decode5BitsUpper(int $src): int
{
$ret = -1;
// if ($src > 64 && $src < 91) $ret += $src - 65 + 1; // -64
$ret += (((0x40 - $src) & ($src - 0x5b)) >> 8) & ($src - 64);
// if ($src > 0x31 && $src < 0x38) $ret += $src - 24 + 1; // -23
$ret += (((0x31 - $src) & ($src - 0x38)) >> 8) & ($src - 23);
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 5-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode5Bits(int $src): string
{
$diff = 0x61;
// if ($src > 25) $ret -= 72;
$diff -= ((25 - $src) >> 8) & 73;
return \pack('C', $src + $diff);
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 5-bit integers.
*
* Uppercase variant.
*
* @param int $src
* @return string
*/
protected static function encode5BitsUpper(int $src): string
{
$diff = 0x41;
// if ($src > 25) $ret -= 40;
$diff -= ((25 - $src) >> 8) & 41;
return \pack('C', $src + $diff);
}
/**
* Base32 decoding
*
* @param string $src
* @param bool $upper
* @param bool $strictPadding
* @return string
* @throws \TypeError
* @psalm-suppress RedundantCondition
*/
protected static function doDecode(string $src, bool $upper = false, bool $strictPadding = false): string
{
// We do this to reduce code duplication:
$method = $upper
? 'decode5BitsUpper'
: 'decode5Bits';
// Remove padding
$srcLen = Binary::safeStrlen($src);
if ($srcLen === 0) {
return '';
}
if ($strictPadding) {
if (($srcLen & 7) === 0) {
for ($j = 0; $j < 7; ++$j) {
if ($src[$srcLen - 1] === '=') {
$srcLen--;
} else {
break;
}
}
}
if (($srcLen & 7) === 1) {
throw new \RangeException(
'Incorrect padding'
);
}
} else {
$src = \rtrim($src, '=');
$srcLen = Binary::safeStrlen($src);
}
$err = 0;
$dest = '';
// Main loop (no padding):
for ($i = 0; $i + 8 <= $srcLen; $i += 8) {
/** @var array $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, 8));
/** @var int $c0 */
$c0 = static::$method($chunk[1]);
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
/** @var int $c3 */
$c3 = static::$method($chunk[4]);
/** @var int $c4 */
$c4 = static::$method($chunk[5]);
/** @var int $c5 */
$c5 = static::$method($chunk[6]);
/** @var int $c6 */
$c6 = static::$method($chunk[7]);
/** @var int $c7 */
$c7 = static::$method($chunk[8]);
$dest .= \pack(
'CCCCC',
(($c0 << 3) | ($c1 >> 2) ) & 0xff,
(($c1 << 6) | ($c2 << 1) | ($c3 >> 4)) & 0xff,
(($c3 << 4) | ($c4 >> 1) ) & 0xff,
(($c4 << 7) | ($c5 << 2) | ($c6 >> 3)) & 0xff,
(($c6 << 5) | ($c7 ) ) & 0xff
);
$err |= ($c0 | $c1 | $c2 | $c3 | $c4 | $c5 | $c6 | $c7) >> 8;
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, $srcLen - $i));
/** @var int $c0 */
$c0 = static::$method($chunk[1]);
if ($i + 6 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
/** @var int $c3 */
$c3 = static::$method($chunk[4]);
/** @var int $c4 */
$c4 = static::$method($chunk[5]);
/** @var int $c5 */
$c5 = static::$method($chunk[6]);
/** @var int $c6 */
$c6 = static::$method($chunk[7]);
$dest .= \pack(
'CCCC',
(($c0 << 3) | ($c1 >> 2) ) & 0xff,
(($c1 << 6) | ($c2 << 1) | ($c3 >> 4)) & 0xff,
(($c3 << 4) | ($c4 >> 1) ) & 0xff,
(($c4 << 7) | ($c5 << 2) | ($c6 >> 3)) & 0xff
);
$err |= ($c0 | $c1 | $c2 | $c3 | $c4 | $c5 | $c6) >> 8;
} elseif ($i + 5 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
/** @var int $c3 */
$c3 = static::$method($chunk[4]);
/** @var int $c4 */
$c4 = static::$method($chunk[5]);
/** @var int $c5 */
$c5 = static::$method($chunk[6]);
$dest .= \pack(
'CCCC',
(($c0 << 3) | ($c1 >> 2) ) & 0xff,
(($c1 << 6) | ($c2 << 1) | ($c3 >> 4)) & 0xff,
(($c3 << 4) | ($c4 >> 1) ) & 0xff,
(($c4 << 7) | ($c5 << 2) ) & 0xff
);
$err |= ($c0 | $c1 | $c2 | $c3 | $c4 | $c5) >> 8;
} elseif ($i + 4 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
/** @var int $c3 */
$c3 = static::$method($chunk[4]);
/** @var int $c4 */
$c4 = static::$method($chunk[5]);
$dest .= \pack(
'CCC',
(($c0 << 3) | ($c1 >> 2) ) & 0xff,
(($c1 << 6) | ($c2 << 1) | ($c3 >> 4)) & 0xff,
(($c3 << 4) | ($c4 >> 1) ) & 0xff
);
$err |= ($c0 | $c1 | $c2 | $c3 | $c4) >> 8;
} elseif ($i + 3 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
/** @var int $c3 */
$c3 = static::$method($chunk[4]);
$dest .= \pack(
'CC',
(($c0 << 3) | ($c1 >> 2) ) & 0xff,
(($c1 << 6) | ($c2 << 1) | ($c3 >> 4)) & 0xff
);
$err |= ($c0 | $c1 | $c2 | $c3) >> 8;
} elseif ($i + 2 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
$dest .= \pack(
'CC',
(($c0 << 3) | ($c1 >> 2) ) & 0xff,
(($c1 << 6) | ($c2 << 1) ) & 0xff
);
$err |= ($c0 | $c1 | $c2) >> 8;
} elseif ($i + 1 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
$dest .= \pack(
'C',
(($c0 << 3) | ($c1 >> 2) ) & 0xff
);
$err |= ($c0 | $c1) >> 8;
} else {
$dest .= \pack(
'C',
(($c0 << 3) ) & 0xff
);
$err |= ($c0) >> 8;
}
}
/** @var bool $check */
$check = ($err === 0);
if (!$check) {
throw new \RangeException(
'Base32::doDecode() only expects characters in the correct base32 alphabet'
);
}
return $dest;
}
/**
* Base32 Encoding
*
* @param string $src
* @param bool $upper
* @param bool $pad
* @return string
* @throws \TypeError
*/
protected static function doEncode(string $src, bool $upper = false, $pad = true): string
{
// We do this to reduce code duplication:
$method = $upper
? 'encode5BitsUpper'
: 'encode5Bits';
$dest = '';
$srcLen = Binary::safeStrlen($src);
// Main loop (no padding):
for ($i = 0; $i + 5 <= $srcLen; $i += 5) {
/** @var array $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, 5));
$b0 = $chunk[1];
$b1 = $chunk[2];
$b2 = $chunk[3];
$b3 = $chunk[4];
$b4 = $chunk[5];
$dest .=
static::$method( ($b0 >> 3) & 31) .
static::$method((($b0 << 2) | ($b1 >> 6)) & 31) .
static::$method((($b1 >> 1) ) & 31) .
static::$method((($b1 << 4) | ($b2 >> 4)) & 31) .
static::$method((($b2 << 1) | ($b3 >> 7)) & 31) .
static::$method((($b3 >> 2) ) & 31) .
static::$method((($b3 << 3) | ($b4 >> 5)) & 31) .
static::$method( $b4 & 31);
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, $srcLen - $i));
$b0 = $chunk[1];
if ($i + 3 < $srcLen) {
$b1 = $chunk[2];
$b2 = $chunk[3];
$b3 = $chunk[4];
$dest .=
static::$method( ($b0 >> 3) & 31) .
static::$method((($b0 << 2) | ($b1 >> 6)) & 31) .
static::$method((($b1 >> 1) ) & 31) .
static::$method((($b1 << 4) | ($b2 >> 4)) & 31) .
static::$method((($b2 << 1) | ($b3 >> 7)) & 31) .
static::$method((($b3 >> 2) ) & 31) .
static::$method((($b3 << 3) ) & 31);
if ($pad) {
$dest .= '=';
}
} elseif ($i + 2 < $srcLen) {
$b1 = $chunk[2];
$b2 = $chunk[3];
$dest .=
static::$method( ($b0 >> 3) & 31) .
static::$method((($b0 << 2) | ($b1 >> 6)) & 31) .
static::$method((($b1 >> 1) ) & 31) .
static::$method((($b1 << 4) | ($b2 >> 4)) & 31) .
static::$method((($b2 << 1) ) & 31);
if ($pad) {
$dest .= '===';
}
} elseif ($i + 1 < $srcLen) {
$b1 = $chunk[2];
$dest .=
static::$method( ($b0 >> 3) & 31) .
static::$method((($b0 << 2) | ($b1 >> 6)) & 31) .
static::$method((($b1 >> 1) ) & 31) .
static::$method((($b1 << 4) ) & 31);
if ($pad) {
$dest .= '====';
}
} else {
$dest .=
static::$method( ($b0 >> 3) & 31) .
static::$method( ($b0 << 2) & 31);
if ($pad) {
$dest .= '======';
}
}
}
return $dest;
}
}
src/Base64.php 0000644 00000021367 13763200237 0007104 0 ustar 00 $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, 3));
$b0 = $chunk[1];
$b1 = $chunk[2];
$b2 = $chunk[3];
$dest .=
static::encode6Bits( $b0 >> 2 ) .
static::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
static::encode6Bits((($b1 << 2) | ($b2 >> 6)) & 63) .
static::encode6Bits( $b2 & 63);
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, $srcLen - $i));
$b0 = $chunk[1];
if ($i + 1 < $srcLen) {
$b1 = $chunk[2];
$dest .=
static::encode6Bits($b0 >> 2) .
static::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
static::encode6Bits(($b1 << 2) & 63);
if ($pad) {
$dest .= '=';
}
} else {
$dest .=
static::encode6Bits( $b0 >> 2) .
static::encode6Bits(($b0 << 4) & 63);
if ($pad) {
$dest .= '==';
}
}
}
return $dest;
}
/**
* decode from base64 into binary
*
* Base64 character set "./[A-Z][a-z][0-9]"
*
* @param string $encodedString
* @param bool $strictPadding
* @return string
* @throws \RangeException
* @throws \TypeError
* @psalm-suppress RedundantCondition
*/
public static function decode(string $encodedString, bool $strictPadding = false): string
{
// Remove padding
$srcLen = Binary::safeStrlen($encodedString);
if ($srcLen === 0) {
return '';
}
if ($strictPadding) {
if (($srcLen & 3) === 0) {
if ($encodedString[$srcLen - 1] === '=') {
$srcLen--;
if ($encodedString[$srcLen - 1] === '=') {
$srcLen--;
}
}
}
if (($srcLen & 3) === 1) {
throw new \RangeException(
'Incorrect padding'
);
}
if ($encodedString[$srcLen - 1] === '=') {
throw new \RangeException(
'Incorrect padding'
);
}
} else {
$encodedString = \rtrim($encodedString, '=');
$srcLen = Binary::safeStrlen($encodedString);
}
$err = 0;
$dest = '';
// Main loop (no padding):
for ($i = 0; $i + 4 <= $srcLen; $i += 4) {
/** @var array $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($encodedString, $i, 4));
$c0 = static::decode6Bits($chunk[1]);
$c1 = static::decode6Bits($chunk[2]);
$c2 = static::decode6Bits($chunk[3]);
$c3 = static::decode6Bits($chunk[4]);
$dest .= \pack(
'CCC',
((($c0 << 2) | ($c1 >> 4)) & 0xff),
((($c1 << 4) | ($c2 >> 2)) & 0xff),
((($c2 << 6) | $c3 ) & 0xff)
);
$err |= ($c0 | $c1 | $c2 | $c3) >> 8;
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($encodedString, $i, $srcLen - $i));
$c0 = static::decode6Bits($chunk[1]);
if ($i + 2 < $srcLen) {
$c1 = static::decode6Bits($chunk[2]);
$c2 = static::decode6Bits($chunk[3]);
$dest .= \pack(
'CC',
((($c0 << 2) | ($c1 >> 4)) & 0xff),
((($c1 << 4) | ($c2 >> 2)) & 0xff)
);
$err |= ($c0 | $c1 | $c2) >> 8;
} elseif ($i + 1 < $srcLen) {
$c1 = static::decode6Bits($chunk[2]);
$dest .= \pack(
'C',
((($c0 << 2) | ($c1 >> 4)) & 0xff)
);
$err |= ($c0 | $c1) >> 8;
} elseif ($i < $srcLen && $strictPadding) {
$err |= 1;
}
}
/** @var bool $check */
$check = ($err === 0);
if (!$check) {
throw new \RangeException(
'Base64::decode() only expects characters in the correct base64 alphabet'
);
}
return $dest;
}
/**
* Uses bitwise operators instead of table-lookups to turn 6-bit integers
* into 8-bit integers.
*
* Base64 character set:
* [A-Z] [a-z] [0-9] + /
* 0x41-0x5a, 0x61-0x7a, 0x30-0x39, 0x2b, 0x2f
*
* @param int $src
* @return int
*/
protected static function decode6Bits(int $src): int
{
$ret = -1;
// if ($src > 0x40 && $src < 0x5b) $ret += $src - 0x41 + 1; // -64
$ret += (((0x40 - $src) & ($src - 0x5b)) >> 8) & ($src - 64);
// if ($src > 0x60 && $src < 0x7b) $ret += $src - 0x61 + 26 + 1; // -70
$ret += (((0x60 - $src) & ($src - 0x7b)) >> 8) & ($src - 70);
// if ($src > 0x2f && $src < 0x3a) $ret += $src - 0x30 + 52 + 1; // 5
$ret += (((0x2f - $src) & ($src - 0x3a)) >> 8) & ($src + 5);
// if ($src == 0x2b) $ret += 62 + 1;
$ret += (((0x2a - $src) & ($src - 0x2c)) >> 8) & 63;
// if ($src == 0x2f) ret += 63 + 1;
$ret += (((0x2e - $src) & ($src - 0x30)) >> 8) & 64;
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 6-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode6Bits(int $src): string
{
$diff = 0x41;
// if ($src > 25) $diff += 0x61 - 0x41 - 26; // 6
$diff += ((25 - $src) >> 8) & 6;
// if ($src > 51) $diff += 0x30 - 0x61 - 26; // -75
$diff -= ((51 - $src) >> 8) & 75;
// if ($src > 61) $diff += 0x2b - 0x30 - 10; // -15
$diff -= ((61 - $src) >> 8) & 15;
// if ($src > 62) $diff += 0x2f - 0x2b - 1; // 3
$diff += ((62 - $src) >> 8) & 3;
return \pack('C', $src + $diff);
}
}
src/Binary.php 0000644 00000005050 13763200237 0007273 0 ustar 00
./src
./tests
tests/Base64DotSlashTest.php 0000644 00000001624 13763200237 0011753 0 ustar 00 assertSame(
$random,
Base64DotSlash::decode($enc)
);
$unpadded = \rtrim($enc, '=');
$this->assertSame(
$random,
Base64DotSlash::decode($unpadded)
);
$this->assertSame(
$random,
Base64DotSlash::decode($unpadded)
);
}
}
}
}
tests/Base64DotSlashOrderedTest.php 0000644 00000001714 13763200237 0013260 0 ustar 00 assertSame(
$random,
Base64DotSlashOrdered::decode($enc)
);
$unpadded = \rtrim($enc, '=');
$this->assertSame(
$random,
Base64DotSlashOrdered::decode($unpadded)
);
$this->assertSame(
$random,
Base64DotSlashOrdered::decode($unpadded)
);
}
}
}
}
tests/EncodingTest.php 0000644 00000022210 13763200237 0011005 0 ustar 00 assertSame(
Encoding::base32Encode("\x00"),
'aa======'
);
$this->assertSame(
Encoding::base32Encode("\x00\x00"),
'aaaa===='
);
$this->assertSame(
Encoding::base32Encode("\x00\x00\x00"),
'aaaaa==='
);
$this->assertSame(
Encoding::base32Encode("\x00\x00\x00\x00"),
'aaaaaaa='
);
$this->assertSame(
Encoding::base32Encode("\x00\x00\x00\x00\x00"),
'aaaaaaaa'
);
$this->assertSame(
Encoding::base32Encode("\x00\x00\x0F\xFF\xFF"),
'aaaa7777'
);
$this->assertSame(
Encoding::base32Encode("\xFF\xFF\xF0\x00\x00"),
'7777aaaa'
);
$this->assertSame(
Encoding::base32Encode("\xce\x73\x9c\xe7\x39"),
'zzzzzzzz'
);
$this->assertSame(
Encoding::base32Encode("\xd6\xb5\xad\x6b\x5a"),
'22222222'
);
$this->assertSame(
Base32::encodeUpper("\x00"),
'AA======'
);
$this->assertSame(
Base32::encodeUpper("\x00\x00"),
'AAAA===='
);
$this->assertSame(
Base32::encodeUpper("\x00\x00\x00"),
'AAAAA==='
);
$this->assertSame(
Base32::encodeUpper("\x00\x00\x00\x00"),
'AAAAAAA='
);
$this->assertSame(
Base32::encodeUpper("\x00\x00\x00\x00\x00"),
'AAAAAAAA'
);
$this->assertSame(
Base32::encodeUpper("\x00\x00\x0F\xFF\xFF"),
'AAAA7777'
);
$this->assertSame(
Base32::encodeUpper("\xFF\xFF\xF0\x00\x00"),
'7777AAAA'
);
$this->assertSame(
Base32::encodeUpper("\xce\x73\x9c\xe7\x39"),
'ZZZZZZZZ'
);
$this->assertSame(
Base32::encodeUpper("\xd6\xb5\xad\x6b\x5a"),
'22222222'
);
}
public function testBase32Hex()
{
$this->assertSame(
Base32Hex::encode("\x00"),
'00======'
);
$this->assertSame(
Base32Hex::encode("\x00\x00"),
'0000===='
);
$this->assertSame(
Base32Hex::encode("\x00\x00\x00"),
'00000==='
);
$this->assertSame(
Base32Hex::encode("\x00\x00\x00\x00"),
'0000000='
);
$this->assertSame(
Base32Hex::encode("\x00\x00\x00\x00\x00"),
'00000000'
);
$this->assertSame(
Base32Hex::encode("\x00\x00\x0F\xFF\xFF"),
'0000vvvv'
);
$this->assertSame(
Base32Hex::encode("\xFF\xFF\xF0\x00\x00"),
'vvvv0000'
);
}
/**
* Based on test vectors from RFC 4648
*/
public function testBase32Decode()
{
$this->assertSame(
"\x00\x00\x00\x00\x00\x00",
Encoding::base32Decode('aaaaaaaaaa======')
);
$this->assertSame(
"\x00\x00\x00\x00\x00\x00\x00",
Encoding::base32Decode('aaaaaaaaaaaa====')
);
$this->assertSame(
"\x00\x00\x00\x00\x00\x00\x00\x00",
Encoding::base32Decode('aaaaaaaaaaaaa===')
);
$this->assertSame(
"\x00\x00\x00\x00\x00\x00\x00\x00\x00",
Encoding::base32Decode('aaaaaaaaaaaaaaa=')
);
$this->assertSame(
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
Encoding::base32Decode('aaaaaaaaaaaaaaaa')
);
$this->assertSame(
"\x00",
Encoding::base32Decode('aa======')
);
$this->assertSame(
"\x00\x00",
Encoding::base32Decode('aaaa====')
);
$this->assertSame(
"\x00\x00\x00",
Encoding::base32Decode('aaaaa===')
);
$this->assertSame(
"\x00\x00\x00\x00",
Encoding::base32Decode('aaaaaaa=')
);
$this->assertSame(
"\x00\x00\x00\x00\x00",
Encoding::base32Decode('aaaaaaaa')
);
$this->assertSame(
"\x00\x00\x0F\xFF\xFF",
Encoding::base32Decode('aaaa7777')
);
$this->assertSame(
"\xFF\xFF\xF0\x00\x00",
Encoding::base32Decode('7777aaaa')
);
$this->assertSame(
"\xce\x73\x9c\xe7\x39",
Encoding::base32Decode('zzzzzzzz')
);
$this->assertSame(
"\xd6\xb5\xad\x6b\x5a",
Encoding::base32Decode('22222222')
);
$this->assertSame(
'foobar',
Encoding::base32Decode('mzxw6ytboi======')
);
$rand = random_bytes(9);
$enc = Encoding::base32Encode($rand);
$this->assertSame(
Encoding::base32Encode($rand),
Encoding::base32Encode(Encoding::base32Decode($enc))
);
$this->assertSame(
$rand,
Encoding::base32Decode($enc)
);
}
/**
* @covers Encoding::hexDecode()
* @covers Encoding::hexEncode()
* @covers Encoding::base32Decode()
* @covers Encoding::base32Encode()
* @covers Encoding::base64Decode()
* @covers Encoding::base64Encode()
* @covers Encoding::base64DotSlashDecode()
* @covers Encoding::base64DotSlashEncode()
* @covers Encoding::base64DotSlashOrderedDecode()
* @covers Encoding::base64DotSlashOrderedEncode()
*/
public function testBasicEncoding()
{
// Re-run the test at least 3 times for each length
for ($j = 0; $j < 3; ++$j) {
for ($i = 1; $i < 84; ++$i) {
$rand = random_bytes($i);
$enc = Encoding::hexEncode($rand);
$this->assertSame(
\bin2hex($rand),
$enc,
"Hex Encoding - Length: " . $i
);
$this->assertSame(
$rand,
Encoding::hexDecode($enc),
"Hex Encoding - Length: " . $i
);
// Uppercase variant:
$enc = Hex::encodeUpper($rand);
$this->assertSame(
\strtoupper(\bin2hex($rand)),
$enc,
"Hex Encoding - Length: " . $i
);
$this->assertSame(
$rand,
Hex::decode($enc),
"HexUpper Encoding - Length: " . $i
);
$enc = Encoding::base32Encode($rand);
$this->assertSame(
$rand,
Encoding::base32Decode($enc),
"Base32 Encoding - Length: " . $i
);
$enc = Encoding::base32EncodeUpper($rand);
$this->assertSame(
$rand,
Encoding::base32DecodeUpper($enc),
"Base32Upper Encoding - Length: " . $i
);
$enc = Encoding::base32HexEncode($rand);
$this->assertSame(
bin2hex($rand),
bin2hex(Encoding::base32HexDecode($enc)),
"Base32Hex Encoding - Length: " . $i
);
$enc = Encoding::base32HexEncodeUpper($rand);
$this->assertSame(
bin2hex($rand),
bin2hex(Encoding::base32HexDecodeUpper($enc)),
"Base32HexUpper Encoding - Length: " . $i
);
$enc = Encoding::base64Encode($rand);
$this->assertSame(
$rand,
Encoding::base64Decode($enc),
"Base64 Encoding - Length: " . $i
);
$enc = Encoding::base64EncodeDotSlash($rand);
$this->assertSame(
$rand,
Encoding::base64DecodeDotSlash($enc),
"Base64 DotSlash Encoding - Length: " . $i
);
$enc = Encoding::base64EncodeDotSlashOrdered($rand);
$this->assertSame(
$rand,
Encoding::base64DecodeDotSlashOrdered($enc),
"Base64 Ordered DotSlash Encoding - Length: " . $i
);
$enc = Base64UrlSafe::encode($rand);
$this->assertSame(
\strtr(\base64_encode($rand), '+/', '-_'),
$enc
);
$this->assertSame(
$rand,
Base64UrlSafe::decode($enc)
);
}
}
}
} tests/Base64Test.php 0000644 00000007263 13763200237 0010316 0 ustar 00 assertSame(
$random,
Base64::decode($enc)
);
$this->assertSame(
\base64_encode($random),
$enc
);
$unpadded = \rtrim($enc, '=');
$this->assertSame(
$random,
Base64::decode($unpadded)
);
$this->assertSame(
$random,
Base64::decode($unpadded)
);
}
}
$str = 'MIIFzzCCBLegAwIBAgIDAfdlMA0GCSqGSIb3DQEBBQUAMHMxCzAJBgNVBAYTAlBM' .
'MSgwJgYDVQQKDB9LcmFqb3dhIEl6YmEgUm96bGljemVuaW93YSBTLkEuMSQwIgYDVQQ' .
'DDBtDT1BFIFNaQUZJUiAtIEt3YWxpZmlrb3dhbnkxFDASBgNVBAUTC05yIHdwaXN1Oi' .
'A2MB4XDTExMTEwOTA2MDAwMFoXDTEzMTEwOTA2MDAwMFowgdkxCzAJBgNVBAYTAlBMM' .
'RwwGgYDVQQKDBNVcnrEhWQgTWlhc3RhIEdkeW5pMRswGQYDVQQFExJQRVNFTDogNjEw' .
'NjA2MDMxMTgxGTAXBgNVBAMMEEplcnp5IFByemV3b3Jza2kxTzBNBgNVBBAwRgwiQWw' .
'uIE1hcnN6YcWCa2EgUGnFgnN1ZHNraWVnbyA1Mi81NAwNODEtMzgyIEdkeW5pYQwGUG' .
'9sc2thDAlwb21vcnNraWUxDjAMBgNVBCoMBUplcnp5MRMwEQYDVQQEDApQcnpld29yc' .
'2tpMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCMm5vjGqHPthJCMqKpqssSISRo' .
's0PYDTcEQzyyurfX67EJWKtZj6HNwuDMEGJ02iBNZfjUl7r8dIi28bSKhNlsfycXZKY' .
'RcIjp0+r5RqtR2auo9GQ6veKb61DEAGIqaR+uLLcJVTHCu0w9oXLGbRlGth5eNoj03C' .
'xXVAH2IfhbNwIDAQABo4IChzCCAoMwDAYDVR0TAQH/BAIwADCCAUgGA1UdIAEB/wSCA' .
'TwwggE4MIIBNAYJKoRoAYb3IwEBMIIBJTCB3QYIKwYBBQUHAgIwgdAMgc1EZWtsYXJh' .
'Y2phIHRhIGplc3Qgb8Wbd2lhZGN6ZW5pZW0gd3lkYXdjeSwgxbxlIHRlbiBjZXJ0eWZ' .
'pa2F0IHpvc3RhxYIgd3lkYW55IGpha28gY2VydHlmaWthdCBrd2FsaWZpa293YW55IH' .
'pnb2RuaWUgeiB3eW1hZ2FuaWFtaSB1c3Rhd3kgbyBwb2RwaXNpZSBlbGVrdHJvbmlje' .
'm55bSBvcmF6IHRvd2FyenlzesSFY3ltaSBqZWogcm96cG9yesSFZHplbmlhbWkuMEMG' .
'CCsGAQUFBwIBFjdodHRwOi8vd3d3Lmtpci5jb20ucGwvY2VydHlmaWthY2phX2tsdWN' .
'6eS9wb2xpdHlrYS5odG1sMAkGA1UdCQQCMAAwIQYDVR0RBBowGIEWai5wcnpld29yc2' .
'tpQGdkeW5pYS5wbDAOBgNVHQ8BAf8EBAMCBkAwgZ4GA1UdIwSBljCBk4AU3TGldJXip' .
'N4oGS3ZYmnBDMFs8gKhd6R1MHMxCzAJBgNVBAYTAlBMMSgwJgYDVQQKDB9LcmFqb3dh' .
'IEl6YmEgUm96bGljemVuaW93YSBTLkEuMSQwIgYDVQQDDBtDT1BFIFNaQUZJUiAtIEt' .
'3YWxpZmlrb3dhbnkxFDASBgNVBAUTC05yIHdwaXN1OiA2ggJb9jBIBgNVHR8EQTA/MD' .
'2gO6A5hjdodHRwOi8vd3d3Lmtpci5jb20ucGwvY2VydHlmaWthY2phX2tsdWN6eS9DU' .
'kxfT1pLMzIuY3JsMA0GCSqGSIb3DQEBBQUAA4IBAQBYPIqnAreyeql7/opJjcar/qWZ' .
'y9ruhB2q0lZFsJOhwgMnbQXzp/4vv93YJqcHGAXdHP6EO8FQX47mjo2ZKQmi+cIHJHL' .
'ONdX/3Im+M17V0iNAh7Z1lOSfTRT+iiwe/F8phcEaD5q2RmvYusR7zXZq/cLL0If0hX' .
'oPZ/EHQxjN8pxzxiUx6bJAgturnIMEfRNesxwghdr1dkUjOhGLf3kHVzgM6j3VAM7oF' .
'mMUb5y5s96Bzl10DodWitjOEH0vvnIcsppSxH1C1dCAi0o9f/1y2XuLNhBNHMAyTqpY' .
'PX8Yvav1c+Z50OMaSXHAnTa20zv8UtiHbaAhwlifCelUMj93S';
try {
Base64::decode($str, true);
$this->fail('Strict padding not enforced');
} catch (\Exception $ex) {
$this->assertSame(
Base64::decode($str),
\base64_decode($str)
);
}
}
}
tests/RFC4648Test.php 0000644 00000007230 13763200237 0010224 0 ustar 00 assertSame(Base64::encode(''), '');
$this->assertSame(Base64::encode('f'), 'Zg==');
$this->assertSame(Base64::encode('fo'), 'Zm8=');
$this->assertSame(Base64::encode('foo'), 'Zm9v');
$this->assertSame(Base64::encode('foob'), 'Zm9vYg==');
$this->assertSame(Base64::encode('fooba'), 'Zm9vYmE=');
$this->assertSame(Base64::encode('foobar'), 'Zm9vYmFy');
}
public function testVectorBase32()
{
$this->assertSame(Base32::encode(''), '');
$this->assertSame(Base32::encode('f'), 'my======');
$this->assertSame(Base32::encode('fo'), 'mzxq====');
$this->assertSame(Base32::encode('foo'), 'mzxw6===');
$this->assertSame(Base32::encode('foob'), 'mzxw6yq=');
$this->assertSame(Base32::encode('fooba'), 'mzxw6ytb');
$this->assertSame(Base32::encode('foobar'), 'mzxw6ytboi======');
$this->assertSame(Base32::encodeUpper(''), '');
$this->assertSame(Base32::encodeUpper('f'), 'MY======');
$this->assertSame(Base32::encodeUpper('fo'), 'MZXQ====');
$this->assertSame(Base32::encodeUpper('foo'), 'MZXW6===');
$this->assertSame(Base32::encodeUpper('foob'), 'MZXW6YQ=');
$this->assertSame(Base32::encodeUpper('fooba'), 'MZXW6YTB');
$this->assertSame(Base32::encodeUpper('foobar'), 'MZXW6YTBOI======');
}
public function testVectorBase32Hex()
{
$this->assertSame(Base32Hex::encode(''), '');
$this->assertSame(Base32Hex::encode('f'), 'co======');
$this->assertSame(Base32Hex::encode('fo'), 'cpng====');
$this->assertSame(Base32Hex::encode('foo'), 'cpnmu===');
$this->assertSame(Base32Hex::encode('foob'), 'cpnmuog=');
$this->assertSame(Base32Hex::encode('fooba'), 'cpnmuoj1');
$this->assertSame(Base32Hex::encode('foobar'), 'cpnmuoj1e8======');
$this->assertSame(Base32Hex::encodeUpper(''), '');
$this->assertSame(Base32Hex::encodeUpper('f'), 'CO======');
$this->assertSame(Base32Hex::encodeUpper('fo'), 'CPNG====');
$this->assertSame(Base32Hex::encodeUpper('foo'), 'CPNMU===');
$this->assertSame(Base32Hex::encodeUpper('foob'), 'CPNMUOG=');
$this->assertSame(Base32Hex::encodeUpper('fooba'), 'CPNMUOJ1');
$this->assertSame(Base32Hex::encodeUpper('foobar'), 'CPNMUOJ1E8======');
}
public function testVectorBase16()
{
$this->assertSame(Hex::encode(''), '');
$this->assertSame(Hex::encode('f'), '66');
$this->assertSame(Hex::encode('fo'), '666f');
$this->assertSame(Hex::encode('foo'), '666f6f');
$this->assertSame(Hex::encode('foob'), '666f6f62');
$this->assertSame(Hex::encode('fooba'), '666f6f6261');
$this->assertSame(Hex::encode('foobar'), '666f6f626172');
$this->assertSame(Hex::encodeUpper(''), '');
$this->assertSame(Hex::encodeUpper('f'), '66');
$this->assertSame(Hex::encodeUpper('fo'), '666F');
$this->assertSame(Hex::encodeUpper('foo'), '666F6F');
$this->assertSame(Hex::encodeUpper('foob'), '666F6F62');
$this->assertSame(Hex::encodeUpper('fooba'), '666F6F6261');
$this->assertSame(Hex::encodeUpper('foobar'), '666F6F626172');
}
}
tests/Base64UrlSafeTest.php 0000644 00000003015 13763200237 0011567 0 ustar 00 assertSame(
$random,
Base64UrlSafe::decode($enc)
);
$this->assertSame(
\strtr(\base64_encode($random), '+/', '-_'),
$enc
);
$unpadded = \rtrim($enc, '=');
$this->assertSame(
$unpadded,
Base64UrlSafe::encodeUnpadded($random)
);
$this->assertSame(
$random,
Base64UrlSafe::decode($unpadded)
);
}
}
$random = \random_bytes(1 << 20);
$enc = Base64UrlSafe::encode($random);
$this->assertTrue(Binary::safeStrlen($enc) > 65536);
$this->assertSame(
$random,
Base64UrlSafe::decode($enc)
);
$this->assertSame(
\strtr(\base64_encode($random), '+/', '-_'),
$enc
);
}
}
tests/HexTest.php 0000644 00000001727 13763200237 0010015 0 ustar 00 assertSame(
$random,
Hex::decode($enc)
);
$this->assertSame(
\bin2hex($random),
$enc
);
$enc = Hex::encodeUpper($random);
$this->assertSame(
$random,
Hex::decode($enc)
);
$this->assertSame(
\strtoupper(\bin2hex($random)),
$enc
);
}
}
}
}
tests/Base32Test.php 0000644 00000002637 13763200237 0010311 0 ustar 00 assertSame(
$random,
Base32::decode($enc)
);
$unpadded = \rtrim($enc, '=');
$this->assertSame(
$unpadded,
Base32::encodeUnpadded($random)
);
$this->assertSame(
$random,
Base32::decode($unpadded)
);
$enc = Base32::encodeUpper($random);
$this->assertSame(
$random,
Base32::decodeUpper($enc)
);
$unpadded = \rtrim($enc, '=');
$this->assertSame(
$unpadded,
Base32::encodeUpperUnpadded($random)
);
$this->assertSame(
$random,
Base32::decodeUpper($unpadded)
);
}
}
}
}
tests/Base32HexTest.php 0000644 00000002710 13763200237 0010746 0 ustar 00 assertSame(
$random,
Base32Hex::decode($enc)
);
$unpadded = \rtrim($enc, '=');
$this->assertSame(
$unpadded,
Base32Hex::encodeUnpadded($random)
);
$this->assertSame(
$random,
Base32Hex::decode($unpadded)
);
$enc = Base32Hex::encodeUpper($random);
$this->assertSame(
$random,
Base32Hex::decodeUpper($enc)
); $unpadded = \rtrim($enc, '=');
$this->assertSame(
$unpadded,
Base32Hex::encodeUpperUnpadded($random)
);
$this->assertSame(
$random,
Base32Hex::decodeUpper($unpadded)
);
}
}
}
}
LICENSE.txt 0000644 00000004545 13763200237 0006402 0 ustar 00 The MIT License (MIT)
Copyright (c) 2016 - 2020 Paragon Initiative Enterprises
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.
------------------------------------------------------------------------------
This library was based on the work of Steve "Sc00bz" Thomas.
------------------------------------------------------------------------------
The MIT License (MIT)
Copyright (c) 2014 Steve Thomas
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.
.gitignore 0000644 00000000016 13763200237 0006534 0 ustar 00 .idea/
vendor/