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random_compat/psalm-autoload.php 0000604 00000000347 15224621610 0013021 0 ustar 00 <?php require_once 'lib/byte_safe_strings.php'; require_once 'lib/cast_to_int.php'; require_once 'lib/error_polyfill.php'; require_once 'other/ide_stubs/libsodium.php'; require_once 'lib/random.php'; $int = random_int(0, 65536); random_compat/build-phar.sh 0000604 00000000206 15224621610 0011743 0 ustar 00 #!/usr/bin/env bash basedir=$( dirname $( readlink -f ${BASH_SOURCE[0]} ) ) php -dphar.readonly=0 "$basedir/other/build_phar.php" $* random_compat/psalm.xml 0000604 00000001124 15224621610 0011216 0 ustar 00 <?xml version="1.0"?> <psalm autoloader="psalm-autoload.php" stopOnFirstError="false" useDocblockTypes="true" > <projectFiles> <directory name="lib" /> </projectFiles> <issueHandlers> <RedundantConditionGivenDocblockType errorLevel="info" /> <UnresolvableInclude errorLevel="info" /> <DuplicateClass errorLevel="info" /> <InvalidOperand errorLevel="info" /> <UndefinedConstant errorLevel="info" /> <MissingReturnType errorLevel="info" /> <InvalidReturnType errorLevel="info" /> </issueHandlers> </psalm> random_compat/dist/random_compat.phar.pubkey.asc 0000604 00000000750 15224621610 0016071 0 ustar 00 -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (MingW32) iQEcBAABAgAGBQJWtW1hAAoJEGuXocKCZATaJf0H+wbZGgskK1dcRTsuVJl9IWip QwGw/qIKI280SD6/ckoUMxKDCJiFuPR14zmqnS36k7N5UNPnpdTJTS8T11jttSpg 1LCmgpbEIpgaTah+cELDqFCav99fS+bEiAL5lWDAHBTE/XPjGVCqeehyPYref4IW NDBIEsvnHPHPLsn6X5jq4+Yj5oUixgxaMPiR+bcO4Sh+RzOVB6i2D0upWfRXBFXA NNnsg9/zjvoC7ZW73y9uSH+dPJTt/Vgfeiv52/v41XliyzbUyLalf02GNPY+9goV JHG1ulEEBJOCiUD9cE1PUIJwHA/HqyhHIvV350YoEFiHl8iSwm7SiZu5kPjaq74= =B6+8 -----END PGP SIGNATURE----- random_compat/dist/random_compat.phar.pubkey 0000604 00000000327 15224621610 0015324 0 ustar 00 -----BEGIN PUBLIC KEY----- MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEEd+wCqJDrx5B4OldM0dQE0ZMX+lx1ZWm pui0SUqD4G29L3NGsz9UhJ/0HjBdbnkhIK5xviT0X5vtjacF6ajgcCArbTB+ds+p +h7Q084NuSuIpNb6YPfoUFgC/CL9kAoc -----END PUBLIC KEY----- random_compat/composer.json 0000604 00000001544 15224621610 0012110 0 ustar 00 { "name": "paragonie/random_compat", "description": "PHP 5.x polyfill for random_bytes() and random_int() from PHP 7", "keywords": [ "csprng", "random", "polyfill", "pseudorandom" ], "license": "MIT", "type": "library", "authors": [ { "name": "Paragon Initiative Enterprises", "email": "security@paragonie.com", "homepage": "https://paragonie.com" } ], "support": { "issues": "https://github.com/paragonie/random_compat/issues", "email": "info@paragonie.com", "source": "https://github.com/paragonie/random_compat" }, "require": { "php": "^7" }, "require-dev": { "vimeo/psalm": "^1", "phpunit/phpunit": "4.*|5.*" }, "suggest": { "ext-libsodium": "Provides a modern crypto API that can be used to generate random bytes." } } random_compat/lib/random_bytes_libsodium_legacy.php 0000604 00000005502 15224621610 0016724 0 ustar 00 <?php /** * Random_* Compatibility Library * for using the new PHP 7 random_* API in PHP 5 projects * * The MIT License (MIT) * * Copyright (c) 2015 - 2017 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. */ if (!is_callable('random_bytes')) { /** * If the libsodium PHP extension is loaded, we'll use it above any other * solution. * * libsodium-php project: * @ref https://github.com/jedisct1/libsodium-php * * @param int $bytes * * @throws Exception * * @return string */ function random_bytes($bytes) { try { $bytes = RandomCompat_intval($bytes); } catch (TypeError $ex) { throw new TypeError( 'random_bytes(): $bytes must be an integer' ); } if ($bytes < 1) { throw new Error( 'Length must be greater than 0' ); } /** * @var string */ $buf = ''; /** * \Sodium\randombytes_buf() doesn't allow more than 2147483647 bytes to be * generated in one invocation. */ if ($bytes > 2147483647) { for ($i = 0; $i < $bytes; $i += 1073741824) { $n = ($bytes - $i) > 1073741824 ? 1073741824 : $bytes - $i; $buf .= Sodium::randombytes_buf($n); } } else { $buf .= Sodium::randombytes_buf($bytes); } if (is_string($buf)) { if (RandomCompat_strlen($buf) === $bytes) { return $buf; } } /** * If we reach here, PHP has failed us. */ throw new Exception( 'Could not gather sufficient random data' ); } } random_compat/lib/error_polyfill.php 0000604 00000003241 15224621610 0013704 0 ustar 00 <?php /** * Random_* Compatibility Library * for using the new PHP 7 random_* API in PHP 5 projects * * The MIT License (MIT) * * Copyright (c) 2015 - 2017 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. */ if (!class_exists('Error', false)) { // We can't really avoid making this extend Exception in PHP 5. class Error extends Exception { } } if (!class_exists('TypeError', false)) { if (is_subclass_of('Error', 'Exception')) { class TypeError extends Error { } } else { class TypeError extends Exception { } } } random_compat/lib/byte_safe_strings.php 0000604 00000013525 15224621610 0014361 0 ustar 00 <?php /** * Random_* Compatibility Library * for using the new PHP 7 random_* API in PHP 5 projects * * The MIT License (MIT) * * Copyright (c) 2015 - 2017 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. */ if (!is_callable('RandomCompat_strlen')) { if ( defined('MB_OVERLOAD_STRING') && ini_get('mbstring.func_overload') & MB_OVERLOAD_STRING ) { /** * strlen() implementation that isn't brittle to mbstring.func_overload * * This version uses mb_strlen() in '8bit' mode to treat strings as raw * binary rather than UTF-8, ISO-8859-1, etc * * @param string $binary_string * * @throws TypeError * * @return int */ function RandomCompat_strlen($binary_string) { if (!is_string($binary_string)) { throw new TypeError( 'RandomCompat_strlen() expects a string' ); } return (int) mb_strlen($binary_string, '8bit'); } } else { /** * strlen() implementation that isn't brittle to mbstring.func_overload * * This version just used the default strlen() * * @param string $binary_string * * @throws TypeError * * @return int */ function RandomCompat_strlen($binary_string) { if (!is_string($binary_string)) { throw new TypeError( 'RandomCompat_strlen() expects a string' ); } return (int) strlen($binary_string); } } } if (!is_callable('RandomCompat_substr')) { if ( defined('MB_OVERLOAD_STRING') && ini_get('mbstring.func_overload') & MB_OVERLOAD_STRING ) { /** * substr() implementation that isn't brittle to mbstring.func_overload * * This version uses mb_substr() in '8bit' mode to treat strings as raw * binary rather than UTF-8, ISO-8859-1, etc * * @param string $binary_string * @param int $start * @param int $length (optional) * * @throws TypeError * * @return string */ function RandomCompat_substr($binary_string, $start, $length = null) { if (!is_string($binary_string)) { throw new TypeError( 'RandomCompat_substr(): First argument should be a string' ); } if (!is_int($start)) { throw new TypeError( 'RandomCompat_substr(): Second argument should be an integer' ); } if ($length === null) { /** * mb_substr($str, 0, NULL, '8bit') returns an empty string on * PHP 5.3, so we have to find the length ourselves. */ $length = RandomCompat_strlen($binary_string) - $start; } elseif (!is_int($length)) { throw new TypeError( 'RandomCompat_substr(): Third argument should be an integer, or omitted' ); } // Consistency with PHP's behavior if ($start === RandomCompat_strlen($binary_string) && $length === 0) { return ''; } if ($start > RandomCompat_strlen($binary_string)) { return ''; } return (string) mb_substr($binary_string, $start, $length, '8bit'); } } else { /** * substr() implementation that isn't brittle to mbstring.func_overload * * This version just uses the default substr() * * @param string $binary_string * @param int $start * @param int $length (optional) * * @throws TypeError * * @return string */ function RandomCompat_substr($binary_string, $start, $length = null) { if (!is_string($binary_string)) { throw new TypeError( 'RandomCompat_substr(): First argument should be a string' ); } if (!is_int($start)) { throw new TypeError( 'RandomCompat_substr(): Second argument should be an integer' ); } if ($length !== null) { if (!is_int($length)) { throw new TypeError( 'RandomCompat_substr(): Third argument should be an integer, or omitted' ); } return (string) substr($binary_string, $start, $length); } return (string) substr($binary_string, $start); } } } random_compat/lib/cast_to_int.php 0000604 00000005035 15224621610 0013152 0 ustar 00 <?php /** * Random_* Compatibility Library * for using the new PHP 7 random_* API in PHP 5 projects * * The MIT License (MIT) * * Copyright (c) 2015 - 2017 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. */ if (!is_callable('RandomCompat_intval')) { /** * Cast to an integer if we can, safely. * * If you pass it a float in the range (~PHP_INT_MAX, PHP_INT_MAX) * (non-inclusive), it will sanely cast it to an int. If you it's equal to * ~PHP_INT_MAX or PHP_INT_MAX, we let it fail as not an integer. Floats * lose precision, so the <= and => operators might accidentally let a float * through. * * @param int|float $number The number we want to convert to an int * @param boolean $fail_open Set to true to not throw an exception * * @return float|int * * @throws TypeError */ function RandomCompat_intval($number, $fail_open = false) { if (is_int($number) || is_float($number)) { $number += 0; } elseif (is_numeric($number)) { $number += 0; } if ( is_float($number) && $number > ~PHP_INT_MAX && $number < PHP_INT_MAX ) { $number = (int) $number; } if (is_int($number)) { return (int) $number; } elseif (!$fail_open) { throw new TypeError( 'Expected an integer.' ); } return $number; } } random_compat/lib/random_int.php 0000604 00000014157 15224621610 0013003 0 ustar 00 <?php if (!is_callable('random_int')) { /** * Random_* Compatibility Library * for using the new PHP 7 random_* API in PHP 5 projects * * The MIT License (MIT) * * Copyright (c) 2015 - 2017 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. */ /** * Fetch a random integer between $min and $max inclusive * * @param int $min * @param int $max * * @throws Exception * * @return int */ function random_int($min, $max) { /** * Type and input logic checks * * If you pass it a float in the range (~PHP_INT_MAX, PHP_INT_MAX) * (non-inclusive), it will sanely cast it to an int. If you it's equal to * ~PHP_INT_MAX or PHP_INT_MAX, we let it fail as not an integer. Floats * lose precision, so the <= and => operators might accidentally let a float * through. */ try { $min = RandomCompat_intval($min); } catch (TypeError $ex) { throw new TypeError( 'random_int(): $min must be an integer' ); } try { $max = RandomCompat_intval($max); } catch (TypeError $ex) { throw new TypeError( 'random_int(): $max must be an integer' ); } /** * Now that we've verified our weak typing system has given us an integer, * let's validate the logic then we can move forward with generating random * integers along a given range. */ if ($min > $max) { throw new Error( 'Minimum value must be less than or equal to the maximum value' ); } if ($max === $min) { return $min; } /** * Initialize variables to 0 * * We want to store: * $bytes => the number of random bytes we need * $mask => an integer bitmask (for use with the &) operator * so we can minimize the number of discards */ $attempts = $bits = $bytes = $mask = $valueShift = 0; /** * At this point, $range is a positive number greater than 0. It might * overflow, however, if $max - $min > PHP_INT_MAX. PHP will cast it to * a float and we will lose some precision. */ $range = $max - $min; /** * Test for integer overflow: */ if (!is_int($range)) { /** * Still safely calculate wider ranges. * Provided by @CodesInChaos, @oittaa * * @ref https://gist.github.com/CodesInChaos/03f9ea0b58e8b2b8d435 * * We use ~0 as a mask in this case because it generates all 1s * * @ref https://eval.in/400356 (32-bit) * @ref http://3v4l.org/XX9r5 (64-bit) */ $bytes = PHP_INT_SIZE; $mask = ~0; } else { /** * $bits is effectively ceil(log($range, 2)) without dealing with * type juggling */ while ($range > 0) { if ($bits % 8 === 0) { ++$bytes; } ++$bits; $range >>= 1; $mask = $mask << 1 | 1; } $valueShift = $min; } $val = 0; /** * Now that we have our parameters set up, let's begin generating * random integers until one falls between $min and $max */ do { /** * The rejection probability is at most 0.5, so this corresponds * to a failure probability of 2^-128 for a working RNG */ if ($attempts > 128) { throw new Exception( 'random_int: RNG is broken - too many rejections' ); } /** * Let's grab the necessary number of random bytes */ $randomByteString = random_bytes($bytes); /** * Let's turn $randomByteString into an integer * * This uses bitwise operators (<< and |) to build an integer * out of the values extracted from ord() * * Example: [9F] | [6D] | [32] | [0C] => * 159 + 27904 + 3276800 + 201326592 => * 204631455 */ $val &= 0; for ($i = 0; $i < $bytes; ++$i) { $val |= ord($randomByteString[$i]) << ($i * 8); } /** * Apply mask */ $val &= $mask; $val += $valueShift; ++$attempts; /** * If $val overflows to a floating point number, * ... or is larger than $max, * ... or smaller than $min, * then try again. */ } while (!is_int($val) || $val > $max || $val < $min); return (int)$val; } } random_compat/lib/random_bytes_dev_urandom.php 0000604 00000012500 15224621610 0015710 0 ustar 00 <?php /** * Random_* Compatibility Library * for using the new PHP 7 random_* API in PHP 5 projects * * The MIT License (MIT) * * Copyright (c) 2015 - 2017 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. */ if (!defined('RANDOM_COMPAT_READ_BUFFER')) { define('RANDOM_COMPAT_READ_BUFFER', 8); } if (!is_callable('random_bytes')) { /** * Unless open_basedir is enabled, use /dev/urandom for * random numbers in accordance with best practices * * Why we use /dev/urandom and not /dev/random * @ref http://sockpuppet.org/blog/2014/02/25/safely-generate-random-numbers * * @param int $bytes * * @throws Exception * * @return string */ function random_bytes($bytes) { static $fp = null; /** * This block should only be run once */ if (empty($fp)) { /** * We use /dev/urandom if it is a char device. * We never fall back to /dev/random */ $fp = fopen('/dev/urandom', 'rb'); if (!empty($fp)) { $st = fstat($fp); if (($st['mode'] & 0170000) !== 020000) { fclose($fp); $fp = false; } } if (!empty($fp)) { /** * stream_set_read_buffer() does not exist in HHVM * * If we don't set the stream's read buffer to 0, PHP will * internally buffer 8192 bytes, which can waste entropy * * stream_set_read_buffer returns 0 on success */ if (is_callable('stream_set_read_buffer')) { stream_set_read_buffer($fp, RANDOM_COMPAT_READ_BUFFER); } if (is_callable('stream_set_chunk_size')) { stream_set_chunk_size($fp, RANDOM_COMPAT_READ_BUFFER); } } } try { $bytes = RandomCompat_intval($bytes); } catch (TypeError $ex) { throw new TypeError( 'random_bytes(): $bytes must be an integer' ); } if ($bytes < 1) { throw new Error( 'Length must be greater than 0' ); } /** * This if() block only runs if we managed to open a file handle * * It does not belong in an else {} block, because the above * if (empty($fp)) line is logic that should only be run once per * page load. */ if (!empty($fp)) { /** * @var int */ $remaining = $bytes; /** * @var string|bool */ $buf = ''; /** * We use fread() in a loop to protect against partial reads */ do { /** * @var string|bool */ $read = fread($fp, $remaining); if (!is_string($read)) { if ($read === false) { /** * We cannot safely read from the file. Exit the * do-while loop and trigger the exception condition * * @var string|bool */ $buf = false; break; } } /** * Decrease the number of bytes returned from remaining */ $remaining -= RandomCompat_strlen($read); /** * @var string|bool */ $buf = $buf . $read; } while ($remaining > 0); /** * Is our result valid? */ if (is_string($buf)) { if (RandomCompat_strlen($buf) === $bytes) { /** * Return our random entropy buffer here: */ return $buf; } } } /** * If we reach here, PHP has failed us. */ throw new Exception( 'Error reading from source device' ); } } random_compat/lib/random_bytes_com_dotnet.php 0000604 00000005527 15224621610 0015553 0 ustar 00 <?php /** * Random_* Compatibility Library * for using the new PHP 7 random_* API in PHP 5 projects * * The MIT License (MIT) * * Copyright (c) 2015 - 2017 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. */ if (!is_callable('random_bytes')) { /** * Windows with PHP < 5.3.0 will not have the function * openssl_random_pseudo_bytes() available, so let's use * CAPICOM to work around this deficiency. * * @param int $bytes * * @throws Exception * * @return string */ function random_bytes($bytes) { try { $bytes = RandomCompat_intval($bytes); } catch (TypeError $ex) { throw new TypeError( 'random_bytes(): $bytes must be an integer' ); } if ($bytes < 1) { throw new Error( 'Length must be greater than 0' ); } $buf = ''; if (!class_exists('COM')) { throw new Error( 'COM does not exist' ); } $util = new COM('CAPICOM.Utilities.1'); $execCount = 0; /** * Let's not let it loop forever. If we run N times and fail to * get N bytes of random data, then CAPICOM has failed us. */ do { $buf .= base64_decode($util->GetRandom($bytes, 0)); if (RandomCompat_strlen($buf) >= $bytes) { /** * Return our random entropy buffer here: */ return RandomCompat_substr($buf, 0, $bytes); } ++$execCount; } while ($execCount < $bytes); /** * If we reach here, PHP has failed us. */ throw new Exception( 'Could not gather sufficient random data' ); } } random_compat/lib/random_bytes_mcrypt.php 0000604 00000004731 15224621610 0014732 0 ustar 00 <?php /** * Random_* Compatibility Library * for using the new PHP 7 random_* API in PHP 5 projects * * The MIT License (MIT) * * Copyright (c) 2015 - 2017 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. */ if (!is_callable('random_bytes')) { /** * Powered by ext/mcrypt (and thankfully NOT libmcrypt) * * @ref https://bugs.php.net/bug.php?id=55169 * @ref https://github.com/php/php-src/blob/c568ffe5171d942161fc8dda066bce844bdef676/ext/mcrypt/mcrypt.c#L1321-L1386 * * @param int $bytes * * @throws Exception * * @return string */ function random_bytes($bytes) { try { $bytes = RandomCompat_intval($bytes); } catch (TypeError $ex) { throw new TypeError( 'random_bytes(): $bytes must be an integer' ); } if ($bytes < 1) { throw new Error( 'Length must be greater than 0' ); } $buf = @mcrypt_create_iv($bytes, MCRYPT_DEV_URANDOM); if ( $buf !== false && RandomCompat_strlen($buf) === $bytes ) { /** * Return our random entropy buffer here: */ return $buf; } /** * If we reach here, PHP has failed us. */ throw new Exception( 'Could not gather sufficient random data' ); } } random_compat/lib/random.php 0000604 00000002457 15224621610 0012131 0 ustar 00 <?php /** * Random_* Compatibility Library * for using the new PHP 7 random_* API in PHP 5 projects * * @version 2.99.99 * @released 2018-06-06 * * The MIT License (MIT) * * Copyright (c) 2015 - 2018 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. */ // NOP random_compat/lib/random_bytes_libsodium.php 0000604 00000005424 15224621610 0015403 0 ustar 00 <?php /** * Random_* Compatibility Library * for using the new PHP 7 random_* API in PHP 5 projects * * The MIT License (MIT) * * Copyright (c) 2015 - 2017 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. */ if (!is_callable('random_bytes')) { /** * If the libsodium PHP extension is loaded, we'll use it above any other * solution. * * libsodium-php project: * @ref https://github.com/jedisct1/libsodium-php * * @param int $bytes * * @throws Exception * * @return string */ function random_bytes($bytes) { try { $bytes = RandomCompat_intval($bytes); } catch (TypeError $ex) { throw new TypeError( 'random_bytes(): $bytes must be an integer' ); } if ($bytes < 1) { throw new Error( 'Length must be greater than 0' ); } /** * \Sodium\randombytes_buf() doesn't allow more than 2147483647 bytes to be * generated in one invocation. */ if ($bytes > 2147483647) { $buf = ''; for ($i = 0; $i < $bytes; $i += 1073741824) { $n = ($bytes - $i) > 1073741824 ? 1073741824 : $bytes - $i; $buf .= \Sodium\randombytes_buf($n); } } else { $buf = \Sodium\randombytes_buf($bytes); } if ($buf !== false) { if (RandomCompat_strlen($buf) === $bytes) { return $buf; } } /** * If we reach here, PHP has failed us. */ throw new Exception( 'Could not gather sufficient random data' ); } } random_compat/LICENSE 0000604 00000002112 15224621610 0010363 0 ustar 00 The MIT License (MIT) Copyright (c) 2015 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. random_compat/other/build_phar.php 0000604 00000003141 15224621610 0013324 0 ustar 00 <?php $dist = dirname(__DIR__).'/dist'; if (!is_dir($dist)) { mkdir($dist, 0755); } if (file_exists($dist.'/random_compat.phar')) { unlink($dist.'/random_compat.phar'); } $phar = new Phar( $dist.'/random_compat.phar', FilesystemIterator::CURRENT_AS_FILEINFO | \FilesystemIterator::KEY_AS_FILENAME, 'random_compat.phar' ); rename( dirname(__DIR__).'/lib/random.php', dirname(__DIR__).'/lib/index.php' ); $phar->buildFromDirectory(dirname(__DIR__).'/lib'); rename( dirname(__DIR__).'/lib/index.php', dirname(__DIR__).'/lib/random.php' ); /** * If we pass an (optional) path to a private key as a second argument, we will * sign the Phar with OpenSSL. * * If you leave this out, it will produce an unsigned .phar! */ if ($argc > 1) { if (!@is_readable($argv[1])) { echo 'Could not read the private key file:', $argv[1], "\n"; exit(255); } $pkeyFile = file_get_contents($argv[1]); $private = openssl_get_privatekey($pkeyFile); if ($private !== false) { $pkey = ''; openssl_pkey_export($private, $pkey); $phar->setSignatureAlgorithm(Phar::OPENSSL, $pkey); /** * Save the corresponding public key to the file */ if (!@is_readable($dist.'/random_compat.phar.pubkey')) { $details = openssl_pkey_get_details($private); file_put_contents( $dist.'/random_compat.phar.pubkey', $details['key'] ); } } else { echo 'An error occurred reading the private key from OpenSSL.', "\n"; exit(255); } }