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Update Random_Compat from 1.1.6 to 1.2.1. 

Changes: https://github.com/paragonie/random_compat/compare/1.1.6...v1.2.1

See #35665.
Built from https://develop.svn.wordpress.org/trunk@36886


git-svn-id: http://core.svn.wordpress.org/trunk@36853 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Dominik Schilling 2016-03-08 17:15:27 +00:00
parent 75c2005a49
commit 67475a943f
11 changed files with 135 additions and 48 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
wp-includes/random_compat/byte_safe_strings.php
View File

@ -50,8 +50,10 @@ if (!function_exists('RandomCompat_strlen')) {
'RandomCompat_strlen() expects a string'
);
}
return mb_strlen($binary_string, '8bit');
}
} else {
/**
* strlen() implementation that isn't brittle to mbstring.func_overload
@ -77,8 +79,10 @@ if (!function_exists('RandomCompat_strlen')) {
}
if (!function_exists('RandomCompat_substr')) {
if (
defined('MB_OVERLOAD_STRING') &&
defined('MB_OVERLOAD_STRING')
&&
ini_get('mbstring.func_overload') & MB_OVERLOAD_STRING
) {
/**
@ -102,11 +106,13 @@ if (!function_exists('RandomCompat_substr')) {
'RandomCompat_substr(): First argument should be a string'
);
}
if (!is_int($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
@ -118,9 +124,12 @@ if (!function_exists('RandomCompat_substr')) {
'RandomCompat_substr(): Third argument should be an integer, or omitted'
);
}
return mb_substr($binary_string, $start, $length, '8bit');
}
} else {
/**
* substr() implementation that isn't brittle to mbstring.func_overload
*
@ -141,19 +150,23 @@ if (!function_exists('RandomCompat_substr')) {
'RandomCompat_substr(): First argument should be a string'
);
}
if (!is_int($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 substr($binary_string, $start, $length);
}
return substr($binary_string, $start);
}
}

15
wp-includes/random_compat/cast_to_int.php
View File

@ -37,26 +37,33 @@ if (!function_exists('RandomCompat_intval')) {
* lose precision, so the <= and => operators might accidentally let a float
* through.
*
* @param numeric $number The number we want to convert to an int
* @param boolean $fail_open Set to true to not throw an exception
* @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 int (or float if $fail_open)
*
* @throws TypeError
*/
function RandomCompat_intval($number, $fail_open = false)
{
if (is_numeric($number)) {
$number += 0;
}
if (
is_float($number) &&
$number > ~PHP_INT_MAX &&
is_float($number)
&&
$number > ~PHP_INT_MAX
&&
$number < PHP_INT_MAX
) {
$number = (int) $number;
}
if (is_int($number) || $fail_open) {
return $number;
}
throw new TypeError(
'Expected an integer.'
);

96
wp-includes/random_compat/random.php
View File

@ -1,22 +1,25 @@
<?php
/**
* Random_* Compatibility Library
* Random_* Compatibility Library
* for using the new PHP 7 random_* API in PHP 5 projects
*
*
* @version 1.2.1
* @released 2016-02-29
*
* 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
@ -29,31 +32,41 @@
if (!defined('PHP_VERSION_ID')) {
// This constant was introduced in PHP 5.2.7
$RandomCompatversion = explode('.', PHP_VERSION);
define('PHP_VERSION_ID', ($RandomCompatversion[0] * 10000 + $RandomCompatversion[1] * 100 + $RandomCompatversion[2]));
define(
'PHP_VERSION_ID',
$RandomCompatversion[0] * 10000
+ $RandomCompatversion[1] * 100
+ $RandomCompatversion[2]
);
$RandomCompatversion = null;
}
if (PHP_VERSION_ID < 70000) {
if (!defined('RANDOM_COMPAT_READ_BUFFER')) {
define('RANDOM_COMPAT_READ_BUFFER', 8);
}
$RandomCompatDIR = dirname(__FILE__);
require_once $RandomCompatDIR.'/byte_safe_strings.php';
require_once $RandomCompatDIR.'/cast_to_int.php';
require_once $RandomCompatDIR.'/error_polyfill.php';
if (!function_exists('random_bytes')) {
/**
* PHP 5.2.0 - 5.6.x way to implement random_bytes()
*
*
* We use conditional statements here to define the function in accordance
* to the operating environment. It's a micro-optimization.
*
*
* In order of preference:
* 1. Use libsodium if available.
* 2. fread() /dev/urandom if available (never on Windows)
* 3. mcrypt_create_iv($bytes, MCRYPT_DEV_URANDOM)
* 4. COM('CAPICOM.Utilities.1')->GetRandom()
* 5. openssl_random_pseudo_bytes() (absolute last resort)
*
*
* See ERRATA.md for our reasoning behind this particular order
*/
if (extension_loaded('libsodium')) {
@ -64,6 +77,7 @@ if (PHP_VERSION_ID < 70000) {
require_once $RandomCompatDIR.'/random_bytes_libsodium_legacy.php';
}
}
/**
* Reading directly from /dev/urandom:
*/
@ -72,6 +86,7 @@ if (PHP_VERSION_ID < 70000) {
// way to exclude Windows.
$RandomCompatUrandom = true;
$RandomCompat_basedir = ini_get('open_basedir');
if (!empty($RandomCompat_basedir)) {
$RandomCompat_open_basedir = explode(
PATH_SEPARATOR,
@ -83,46 +98,61 @@ if (PHP_VERSION_ID < 70000) {
);
$RandomCompat_open_basedir = null;
}
if (
!function_exists('random_bytes') &&
$RandomCompatUrandom &&
!function_exists('random_bytes')
&&
$RandomCompatUrandom
&&
@is_readable('/dev/urandom')
) {
// Error suppression on is_readable() in case of an open_basedir
// or safe_mode failure. All we care about is whether or not we
// can read it at this point. If the PHP environment is going to
// panic over trying to see if the file can be read in the first
// can read it at this point. If the PHP environment is going to
// panic over trying to see if the file can be read in the first
// place, that is not helpful to us here.
// See random_bytes_dev_urandom.php
require_once $RandomCompatDIR.'/random_bytes_dev_urandom.php';
}
// Unset variables after use
$RandomCompatUrandom = null;
$RandomCompat_basedir = null;
$RandomCompatUrandom = null;
}
/**
* mcrypt_create_iv()
*/
if (
!function_exists('random_bytes') &&
PHP_VERSION_ID >= 50307 &&
!function_exists('random_bytes')
&&
PHP_VERSION_ID >= 50307
&&
extension_loaded('mcrypt')
) {
// See random_bytes_mcrypt.php
require_once $RandomCompatDIR.'/random_bytes_mcrypt.php';
// Prevent this code from hanging indefinitely on non-Windows;
// see https://bugs.php.net/bug.php?id=69833
if (
DIRECTORY_SEPARATOR !== '/' ||
(PHP_VERSION_ID <= 50609 || PHP_VERSION_ID >= 50613)
) {
// See random_bytes_mcrypt.php
require_once $RandomCompatDIR.'/random_bytes_mcrypt.php';
}
}
if (
!function_exists('random_bytes') &&
extension_loaded('com_dotnet') &&
!function_exists('random_bytes')
&&
extension_loaded('com_dotnet')
&&
class_exists('COM')
) {
$RandomCompat_disabled_classes = preg_split(
'#\s*,\s*#',
'#\s*,\s*#',
strtolower(ini_get('disable_classes'))
);
if (!in_array('com', $RandomCompat_disabled_classes)) {
try {
$RandomCompatCOMtest = new COM('CAPICOM.Utilities.1');
@ -137,27 +167,31 @@ if (PHP_VERSION_ID < 70000) {
$RandomCompat_disabled_classes = null;
$RandomCompatCOMtest = null;
}
/**
* openssl_random_pseudo_bytes()
*/
if (
!function_exists('random_bytes') &&
extension_loaded('openssl') &&
(
// Unix-like with PHP >= 5.3.0 or
(
DIRECTORY_SEPARATOR === '/' &&
DIRECTORY_SEPARATOR === '/'
&&
PHP_VERSION_ID >= 50300
) ||
)
||
// Windows with PHP >= 5.4.1
PHP_VERSION_ID >= 50401
)
&&
!function_exists('random_bytes')
&&
extension_loaded('openssl')
) {
// See random_bytes_openssl.php
require_once $RandomCompatDIR.'/random_bytes_openssl.php';
}
/**
* throw new Exception
*/
@ -174,8 +208,10 @@ if (PHP_VERSION_ID < 70000) {
}
}
}
if (!function_exists('random_int')) {
require_once $RandomCompatDIR.'/random_int.php';
}
$RandomCompatDIR = null;
}

4
wp-includes/random_compat/random_bytes_com_dotnet.php
View File

@ -46,14 +46,17 @@ function random_bytes($bytes)
'random_bytes(): $bytes must be an integer'
);
}
if ($bytes < 1) {
throw new Error(
'Length must be greater than 0'
);
}
$buf = '';
$util = new COM('CAPICOM.Utilities.1');
$execCount = 0;
/**
* Let's not let it loop forever. If we run N times and fail to
* get N bytes of random data, then CAPICOM has failed us.
@ -68,6 +71,7 @@ function random_bytes($bytes)
}
++$execCount;
} while ($execCount < $bytes);
/**
* If we reach here, PHP has failed us.
*/

6
wp-includes/random_compat/random_bytes_dev_urandom.php
View File

@ -62,6 +62,7 @@ function random_bytes($bytes)
$fp = false;
}
}
if (!empty($fp)) {
/**
* stream_set_read_buffer() does not exist in HHVM
@ -79,6 +80,7 @@ function random_bytes($bytes)
}
}
}
try {
$bytes = RandomCompat_intval($bytes);
} catch (TypeError $ex) {
@ -86,11 +88,13 @@ function random_bytes($bytes)
'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
*
@ -101,6 +105,7 @@ function random_bytes($bytes)
if (!empty($fp)) {
$remaining = $bytes;
$buf = '';
/**
* We use fread() in a loop to protect against partial reads
*/
@ -133,6 +138,7 @@ function random_bytes($bytes)
}
}
}
/**
* If we reach here, PHP has failed us.
*/

2
wp-includes/random_compat/random_bytes_libsodium.php
View File

@ -48,11 +48,13 @@ function random_bytes($bytes)
'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.

2
wp-includes/random_compat/random_bytes_libsodium_legacy.php
View File

@ -48,11 +48,13 @@ function random_bytes($bytes)
'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.

18
wp-includes/random_compat/random_bytes_mcrypt.php
View File

@ -48,6 +48,7 @@ function random_bytes($bytes)
'random_bytes(): $bytes must be an integer'
);
}
if ($bytes < 1) {
throw new Error(
'Length must be greater than 0'
@ -55,14 +56,17 @@ function random_bytes($bytes)
}
$buf = @mcrypt_create_iv($bytes, MCRYPT_DEV_URANDOM);
if ($buf !== false) {
if (RandomCompat_strlen($buf) === $bytes) {
/**
* Return our random entropy buffer here:
*/
return $buf;
}
if (
$buf !== false
&&
RandomCompat_strlen($buf) === $bytes
) {
/**
* Return our random entropy buffer here:
*/
return $buf;
}
/**
* If we reach here, PHP has failed us.
*/

17
wp-includes/random_compat/random_bytes_openssl.php
View File

@ -48,12 +48,13 @@ function random_bytes($bytes)
'random_bytes(): $bytes must be an integer'
);
}
if ($bytes < 1) {
throw new Error(
'Length must be greater than 0'
);
}
$secure = true;
/**
* $secure is passed by reference. If it's set to false, fail. Note
* that this will only return false if this function fails to return
@ -61,12 +62,18 @@ function random_bytes($bytes)
*
* @ref https://github.com/paragonie/random_compat/issues/6#issuecomment-119564973
*/
$secure = true;
$buf = openssl_random_pseudo_bytes($bytes, $secure);
if ($buf !== false && $secure) {
if (RandomCompat_strlen($buf) === $bytes) {
return $buf;
}
if (
$buf !== false
&&
$secure
&&
RandomCompat_strlen($buf) === $bytes
) {
return $buf;
}
/**
* If we reach here, PHP has failed us.
*/

6
wp-includes/random_compat/random_int.php
View File

@ -55,6 +55,7 @@ function random_int($min, $max)
'random_int(): $min must be an integer'
);
}
try {
$max = RandomCompat_intval($max);
} catch (TypeError $ex) {
@ -73,6 +74,7 @@ function random_int($min, $max)
'Minimum value must be less than or equal to the maximum value'
);
}
if ($max === $min) {
return $min;
}
@ -98,6 +100,7 @@ function random_int($min, $max)
* Test for integer overflow:
*/
if (!is_int($range)) {
/**
* Still safely calculate wider ranges.
* Provided by @CodesInChaos, @oittaa
@ -111,7 +114,9 @@ function random_int($min, $max)
*/
$bytes = PHP_INT_SIZE;
$mask = ~0;
} else {
/**
* $bits is effectively ceil(log($range, 2)) without dealing with
* type juggling
@ -181,5 +186,6 @@ function random_int($min, $max)
* then try again.
*/
} while (!is_int($val) || $val > $max || $val < $min);
return (int) $val;
}

2
wp-includes/version.php
View File

@ -4,7 +4,7 @@
*
* @global string $wp_version
*/
$wp_version = '4.5-beta2-36885';
$wp_version = '4.5-beta2-36886';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.