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[securemail] Update Composer dependencies

Browse source 
- Update phpseclib/phpseclib to version 2.0.4
- Update singpolyma/openpgp-php to version 0.3.0
This commit is contained in:
Hypolite Petovan 2019-02-10 08:44:29 -05:00
parent 37dd8a938b
commit af672ecd1b
161 changed files with 13940 additions and 7678 deletions
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1
securemail/vendor/phpseclib/phpseclib/AUTHORS vendored
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@ -3,3 +3,4 @@ phpseclib Lead Developer: TerraFrost (Jim Wigginton)
phpseclib Developers: monnerat (Patrick Monnerat)
bantu (Andreas Fischer)
petrich (Hans-Jürgen Petrich)
GrahamCampbell (Graham Campbell)

83
securemail/vendor/phpseclib/phpseclib/CHANGELOG.md vendored
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@ -1,83 +0,0 @@
# Changelog
## 0.3.9 - 2014-11-09
- PHP 5.6 improvements ([#482](https://github.com/phpseclib/phpseclib/pull/482), [#491](https://github.com/phpseclib/phpseclib/issues/491))
## 0.3.8 - 2014-09-12
- improve support for indef lengths in File_ASN1
- add hmac-sha2-256 support to Net_SSH2
- make it so negotiated algorithms can be seen before Net_SSH2 login
- add sha256-96 and sha512-96 to Crypt_Hash
- window size handling adjustments in Net_SSH2
## 0.3.7 - 2014-07-05
- auto-detect public vs private keys
- add file_exists, is_dir, is_file, readlink and symlink to Net_SFTP
- add support for recursive nlist and rawlist
- make it so nlist and rawlist can return pre-sorted output
- make it so callback functions can make exec() return early
- add signSPKAC and saveSPKAC methods to File_X509
- add support for PKCS8 keys in Crypt_RSA
- add pbkdf1 support to setPassword() in Crypt_Base
- add getWindowColumns, getWindowRows, setWindowColumns, setWindowRows to Net_SSH2
- add support for filenames with spaces in them to Net_SCP
## 0.3.6 - 2014-02-23
- add preliminary support for custom SSH subsystems
- add ssh-agent support
## 0.3.5 - 2013-07-11
- numerous SFTP changes:
- chown
- chgrp
- truncate
- improved file type detection
- put() can write to te middle of a file
- mkdir accepts the same paramters that PHP's mkdir does
- the ability to upload/download 2GB files
- across-the-board speedups for the various encryption algorithms
- multi-factor authentication support for Net_SSH2
- a $callback parameter for Net_SSH2::exec
- new classes:
- Net_SFTP_StreamWrapper
- Net_SCP
- Crypt_Twofish
- Crypt_Blowfish
## 0.3.1 - 2012-11-20
- add Net_SSH2::enableQuietMode() for suppressing stderr
- add Crypt_RSA::__toString() and Crypt_RSA::getSize()
- fix problems with File_X509::validateDate(), File_X509::sign() and Crypt_RSA::verify()
- use OpenSSL to speed up modular exponention in Math_BigInteger
- improved timeout functionality in Net_SSH2
- add support for SFTPv2
- add support for CRLs in File_X509
- SSH-2.0-SSH doesn't implement hmac-*-96 correctly
## 0.3.0 - 2012-07-08
- add support for reuming Net_SFTP::put()
- add support for recursive deletes and recursive chmods to Net_SFTP
- add setTimeout() to Net_SSH2
- add support for PBKDF2 to the various Crypt_* classes via setPassword()
- add File_X509 and File_ASN1
- add the ability to decode various formats in Crypt_RSA
- make Net_SSH2::getServerPublicHostKey() return a printer-friendly version of the public key
## 0.2.2 - 2011-05-09
- CFB and OFB modes were added to all block ciphers
- support for interactive mode was added to Net_SSH2
- Net_SSH2 now has limited keyboard_interactive authentication support
- support was added for PuTTY formatted RSA private keys and XML formatted RSA private keys
- Crypt_RSA::loadKey() will now try all key types automatically
= add support for AES-128-CBC and DES-EDE3-CFB encrypted RSA private keys
- add Net_SFTP::stat(), Net_SFTP::lstat() and Net_SFTP::rawlist()
- logging was added to Net_SSH1
- the license was changed to the less restrictive MIT license

2
securemail/vendor/phpseclib/phpseclib/LICENSE vendored
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@ -1,4 +1,4 @@
Copyright 2007-2013 TerraFrost and other contributors
Copyright 2007-2016 TerraFrost and other contributors
http://phpseclib.sourceforge.net/
Permission is hereby granted, free of charge, to any person obtaining

10
securemail/vendor/phpseclib/phpseclib/README.md vendored
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@ -1,14 +1,14 @@
# phpseclib - PHP Secure Communications Library
[![Build Status](https://secure.travis-ci.org/phpseclib/phpseclib.png?branch=master)](http://travis-ci.org/phpseclib/phpseclib)
[![Build Status](https://travis-ci.org/phpseclib/phpseclib.svg?branch=2.0)](https://travis-ci.org/phpseclib/phpseclib)
MIT-licensed pure-PHP implementations of an arbitrary-precision integer
arithmetic library, fully PKCS#1 (v2.1) compliant RSA, DES, 3DES, RC4, Rijndael,
AES, Blowfish, Twofish, SSH-1, SSH-2, SFTP, and X.509
* [Download (0.3.9)](http://sourceforge.net/projects/phpseclib/files/phpseclib0.3.9.zip/download)
* [Download (1.0.4)](http://sourceforge.net/projects/phpseclib/files/phpseclib1.0.4.zip/download)
* [Browse Git](https://github.com/phpseclib/phpseclib)
* [Code Coverage Report](http://phpseclib.bantux.org/code_coverage/master/latest/)
* [Code Coverage Report](http://phpseclib.bantux.org/code_coverage/2.0/latest/)
<img src="http://phpseclib.sourceforge.net/pear-icon.png" alt="PEAR Channel" width="16" height="16">
PEAR Channel: [phpseclib.sourceforge.net](http://phpseclib.sourceforge.net/pear.htm)
@ -16,7 +16,7 @@ PEAR Channel: [phpseclib.sourceforge.net](http://phpseclib.sourceforge.net/pear.
## Documentation
* [Documentation / Manual](http://phpseclib.sourceforge.net/)
* [API Documentation](http://phpseclib.bantux.org/api/master/) (generated by Sami)
* [API Documentation](http://phpseclib.bantux.org/api/2.0/) (generated by Sami)
## Support
@ -40,7 +40,7 @@ Dependencies are managed via Composer.
2. Install Dependencies
``` sh
php composer.phar install --dev
php composer.phar install
```
## Contributing

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securemail/vendor/phpseclib/phpseclib/composer.json vendored Normal file
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@ -0,0 +1,76 @@
{
"name": "phpseclib/phpseclib",
"type": "library",
"description": "PHP Secure Communications Library - Pure-PHP implementations of RSA, AES, SSH2, SFTP, X.509 etc.",
"keywords": [
"security",
"crypto",
"cryptography",
"encryption",
"signature",
"signing",
"rsa",
"aes",
"blowfish",
"twofish",
"ssh",
"sftp",
"x509",
"x.509",
"asn1",
"asn.1",
"BigInteger"
],
"homepage": "http://phpseclib.sourceforge.net",
"license": "MIT",
"authors": [
{
"name": "Jim Wigginton",
"email": "terrafrost@php.net",
"role": "Lead Developer"
},
{
"name": "Patrick Monnerat",
"email": "pm@datasphere.ch",
"role": "Developer"
},
{
"name": "Andreas Fischer",
"email": "bantu@phpbb.com",
"role": "Developer"
},
{
"name": "Hans-Jürgen Petrich",
"email": "petrich@tronic-media.com",
"role": "Developer"
},
{
"name": "Graham Campbell",
"email": "graham@alt-three.com",
"role": "Developer"
}
],
"require": {
"php": ">=5.3.3"
},
"require-dev": {
"phing/phing": "~2.7",
"phpunit/phpunit": "~4.0",
"sami/sami": "~2.0",
"squizlabs/php_codesniffer": "~2.0"
},
"suggest": {
"ext-libsodium": "SSH2/SFTP can make use of some algorithms provided by the libsodium-php extension.",
"ext-openssl": "Install the OpenSSL extension in order to speed up a wide variety of cryptographic operations.",
"ext-mcrypt": "Install the Mcrypt extension in order to speed up a few other cryptographic operations.",
"ext-gmp": "Install the GMP (GNU Multiple Precision) extension in order to speed up arbitrary precision integer arithmetic operations."
},
"autoload": {
"files": [
"phpseclib/bootstrap.php"
],
"psr-4": {
"phpseclib\\": "phpseclib/"
}
}
}

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135
securemail/vendor/phpseclib/phpseclib/phpseclib/Crypt/AES.php vendored
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@ -5,23 +5,27 @@
*
* Uses mcrypt, if available/possible, and an internal implementation, otherwise.
*
* PHP versions 4 and 5
* PHP version 5
*
* If {@link Crypt_AES::setKeyLength() setKeyLength()} isn't called, it'll be calculated from
* {@link Crypt_AES::setKey() setKey()}. ie. if the key is 128-bits, the key length will be 128-bits. If it's 136-bits
* it'll be null-padded to 192-bits and 192 bits will be the key length until {@link Crypt_AES::setKey() setKey()}
* NOTE: Since AES.php is (for compatibility and phpseclib-historical reasons) virtually
* just a wrapper to Rijndael.php you may consider using Rijndael.php instead of
* to save one include_once().
*
* If {@link self::setKeyLength() setKeyLength()} isn't called, it'll be calculated from
* {@link self::setKey() setKey()}. ie. if the key is 128-bits, the key length will be 128-bits. If it's 136-bits
* it'll be null-padded to 192-bits and 192 bits will be the key length until {@link self::setKey() setKey()}
* is called, again, at which point, it'll be recalculated.
*
* Since Crypt_AES extends Crypt_Rijndael, some functions are available to be called that, in the context of AES, don't
* make a whole lot of sense. {@link Crypt_AES::setBlockLength() setBlockLength()}, for instance. Calling that function,
* Since \phpseclib\Crypt\AES extends \phpseclib\Crypt\Rijndael, some functions are available to be called that, in the context of AES, don't
* make a whole lot of sense. {@link self::setBlockLength() setBlockLength()}, for instance. Calling that function,
* however possible, won't do anything (AES has a fixed block length whereas Rijndael has a variable one).
*
* Here's a short example of how to use this library:
* <code>
* <?php
* include 'Crypt/AES.php';
* include 'vendor/autoload.php';
*
* $aes = new Crypt_AES();
* $aes = new \phpseclib\Crypt\AES();
*
* $aes->setKey('abcdefghijklmnop');
*
@ -35,118 +39,33 @@
* ?>
* </code>
*
* LICENSE: 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.
*
* @category Crypt
* @package Crypt_AES
* @package AES
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2008 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
/**
* Include Crypt_Rijndael
*/
if (!class_exists('Crypt_Rijndael')) {
include_once 'Rijndael.php';
}
/**#@+
* @access public
* @see Crypt_AES::encrypt()
* @see Crypt_AES::decrypt()
*/
/**
* Encrypt / decrypt using the Counter mode.
*
* Set to -1 since that's what Crypt/Random.php uses to index the CTR mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Counter_.28CTR.29
*/
define('CRYPT_AES_MODE_CTR', CRYPT_MODE_CTR);
/**
* Encrypt / decrypt using the Electronic Code Book mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Electronic_codebook_.28ECB.29
*/
define('CRYPT_AES_MODE_ECB', CRYPT_MODE_ECB);
/**
* Encrypt / decrypt using the Code Book Chaining mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher-block_chaining_.28CBC.29
*/
define('CRYPT_AES_MODE_CBC', CRYPT_MODE_CBC);
/**
* Encrypt / decrypt using the Cipher Feedback mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher_feedback_.28CFB.29
*/
define('CRYPT_AES_MODE_CFB', CRYPT_MODE_CFB);
/**
* Encrypt / decrypt using the Cipher Feedback mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Output_feedback_.28OFB.29
*/
define('CRYPT_AES_MODE_OFB', CRYPT_MODE_OFB);
/**#@-*/
/**#@+
* @access private
* @see Crypt_Base::Crypt_Base()
*/
/**
* Toggles the internal implementation
*/
define('CRYPT_AES_MODE_INTERNAL', CRYPT_MODE_INTERNAL);
/**
* Toggles the mcrypt implementation
*/
define('CRYPT_AES_MODE_MCRYPT', CRYPT_MODE_MCRYPT);
/**#@-*/
namespace phpseclib\Crypt;
/**
* Pure-PHP implementation of AES.
*
* @package Crypt_AES
* @package AES
* @author Jim Wigginton <terrafrost@php.net>
* @access public
*/
class Crypt_AES extends Crypt_Rijndael
class AES extends Rijndael
{
/**
* The namespace used by the cipher for its constants.
*
* @see Crypt_Base::const_namespace
* @var String
* @access private
*/
var $const_namespace = 'AES';
/**
* Dummy function
*
* Since Crypt_AES extends Crypt_Rijndael, this function is, technically, available, but it doesn't do anything.
* Since \phpseclib\Crypt\AES extends \phpseclib\Crypt\Rijndael, this function is, technically, available, but it doesn't do anything.
*
* @see Crypt_Rijndael::setBlockLength()
* @see \phpseclib\Crypt\Rijndael::setBlockLength()
* @access public
* @param Integer $length
* @param int $length
*/
function setBlockLength($length)
{
@ -159,9 +78,9 @@ class Crypt_AES extends Crypt_Rijndael
* Valid key lengths are 128, 192, and 256. If the length is less than 128, it will be rounded up to
* 128. If the length is greater than 128 and invalid, it will be rounded down to the closest valid amount.
*
* @see Crypt_Rijndael:setKeyLength()
* @see \phpseclib\Crypt\Rijndael:setKeyLength()
* @access public
* @param Integer $length
* @param int $length
*/
function setKeyLength($length)
{
@ -180,10 +99,10 @@ class Crypt_AES extends Crypt_Rijndael
*
* Rijndael supports five different key lengths, AES only supports three.
*
* @see Crypt_Rijndael:setKey()
* @see \phpseclib\Crypt\Rijndael:setKey()
* @see setKeyLength()
* @access public
* @param String $key
* @param string $key
*/
function setKey($key)
{
@ -193,15 +112,15 @@ class Crypt_AES extends Crypt_Rijndael
$length = strlen($key);
switch (true) {
case $length <= 16:
$this->key_size = 16;
$this->key_length = 16;
break;
case $length <= 24:
$this->key_size = 24;
$this->key_length = 24;
break;
default:
$this->key_size = 32;
$this->key_length = 32;
}
$this->_setupEngine();
$this->_setEngine();
}
}
}

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securemail/vendor/phpseclib/phpseclib/phpseclib/Crypt/Blowfish.php vendored
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@ -5,7 +5,7 @@
*
* Uses mcrypt, if available, and an internal implementation, otherwise.
*
* PHP versions 4 and 5
* PHP version 5
*
* Useful resources are as follows:
*
@ -14,9 +14,9 @@
* Here's a short example of how to use this library:
* <code>
* <?php
* include 'Crypt/Blowfish.php';
* include 'vendor/autoload.php';
*
* $blowfish = new Crypt_Blowfish();
* $blowfish = new \phpseclib\Crypt\Blowfish();
*
* $blowfish->setKey('12345678901234567890123456789012');
*
@ -26,26 +26,8 @@
* ?>
* </code>
*
* LICENSE: 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.
*
* @category Crypt
* @package Crypt_Blowfish
* @package Blowfish
* @author Jim Wigginton <terrafrost@php.net>
* @author Hans-Juergen Petrich <petrich@tronic-media.com>
* @copyright 2007 Jim Wigginton
@ -53,111 +35,32 @@
* @link http://phpseclib.sourceforge.net
*/
/**
* Include Crypt_Base
*
* Base cipher class
*/
if (!class_exists('Crypt_Base')) {
include_once 'Base.php';
}
/**#@+
* @access public
* @see Crypt_Blowfish::encrypt()
* @see Crypt_Blowfish::decrypt()
*/
/**
* Encrypt / decrypt using the Counter mode.
*
* Set to -1 since that's what Crypt/Random.php uses to index the CTR mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Counter_.28CTR.29
*/
define('CRYPT_BLOWFISH_MODE_CTR', CRYPT_MODE_CTR);
/**
* Encrypt / decrypt using the Electronic Code Book mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Electronic_codebook_.28ECB.29
*/
define('CRYPT_BLOWFISH_MODE_ECB', CRYPT_MODE_ECB);
/**
* Encrypt / decrypt using the Code Book Chaining mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher-block_chaining_.28CBC.29
*/
define('CRYPT_BLOWFISH_MODE_CBC', CRYPT_MODE_CBC);
/**
* Encrypt / decrypt using the Cipher Feedback mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher_feedback_.28CFB.29
*/
define('CRYPT_BLOWFISH_MODE_CFB', CRYPT_MODE_CFB);
/**
* Encrypt / decrypt using the Cipher Feedback mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Output_feedback_.28OFB.29
*/
define('CRYPT_BLOWFISH_MODE_OFB', CRYPT_MODE_OFB);
/**#@-*/
/**#@+
* @access private
* @see Crypt_Base::Crypt_Base()
*/
/**
* Toggles the internal implementation
*/
define('CRYPT_BLOWFISH_MODE_INTERNAL', CRYPT_MODE_INTERNAL);
/**
* Toggles the mcrypt implementation
*/
define('CRYPT_BLOWFISH_MODE_MCRYPT', CRYPT_MODE_MCRYPT);
/**#@-*/
namespace phpseclib\Crypt;
/**
* Pure-PHP implementation of Blowfish.
*
* @package Crypt_Blowfish
* @package Blowfish
* @author Jim Wigginton <terrafrost@php.net>
* @author Hans-Juergen Petrich <petrich@tronic-media.com>
* @access public
*/
class Crypt_Blowfish extends Crypt_Base
class Blowfish extends Base
{
/**
* Block Length of the cipher
*
* @see Crypt_Base::block_size
* @var Integer
* @see \phpseclib\Crypt\Base::block_size
* @var int
* @access private
*/
var $block_size = 8;
/**
* The default password key_size used by setPassword()
*
* @see Crypt_Base::password_key_size
* @see Crypt_Base::setPassword()
* @var Integer
* @access private
*/
var $password_key_size = 56;
/**
* The namespace used by the cipher for its constants.
*
* @see Crypt_Base::const_namespace
* @var String
* @access private
*/
var $const_namespace = 'BLOWFISH';
/**
* The mcrypt specific name of the cipher
*
* @see Crypt_Base::cipher_name_mcrypt
* @var String
* @see \phpseclib\Crypt\Base::cipher_name_mcrypt
* @var string
* @access private
*/
var $cipher_name_mcrypt = 'blowfish';
@ -165,8 +68,8 @@ class Crypt_Blowfish extends Crypt_Base
/**
* Optimizing value while CFB-encrypting
*
* @see Crypt_Base::cfb_init_len
* @var Integer
* @see \phpseclib\Crypt\Base::cfb_init_len
* @var int
* @access private
*/
var $cfb_init_len = 500;
@ -174,12 +77,12 @@ class Crypt_Blowfish extends Crypt_Base
/**
* The fixed subkeys boxes ($sbox0 - $sbox3) with 256 entries each
*
* S-Box 1
* S-Box 0
*
* @access private
* @var array
*/
var $sbox0 = array (
var $sbox0 = array(
0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7, 0xb8e1afed, 0x6a267e96, 0xba7c9045, 0xf12c7f99,
0x24a19947, 0xb3916cf7, 0x0801f2e2, 0x858efc16, 0x636920d8, 0x71574e69, 0xa458fea3, 0xf4933d7e,
0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee, 0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013,
@ -340,7 +243,7 @@ class Crypt_Blowfish extends Crypt_Base
/**
* P-Array consists of 18 32-bit subkeys
*
* @var array $parray
* @var array
* @access private
*/
var $parray = array(
@ -354,7 +257,7 @@ class Crypt_Blowfish extends Crypt_Base
*
* Holds the expanded key [p] and the key-depended s-boxes [sb]
*
* @var array $bctx
* @var array
* @access private
*/
var $bctx;
@ -362,43 +265,72 @@ class Crypt_Blowfish extends Crypt_Base
/**
* Holds the last used key
*
* @var Array
* @var array
* @access private
*/
var $kl;
/**
* Sets the key.
* The Key Length (in bytes)
*
* Keys can be of any length. Blowfish, itself, requires the use of a key between 32 and max. 448-bits long.
* If the key is less than 32-bits we NOT fill the key to 32bit but let the key as it is to be compatible
* with mcrypt because mcrypt act this way with blowfish key's < 32 bits.
* @see \phpseclib\Crypt\Base::setKeyLength()
* @var int
* @access private
* @internal The max value is 256 / 8 = 32, the min value is 128 / 8 = 16. Exists in conjunction with $Nk
* because the encryption / decryption / key schedule creation requires this number and not $key_length. We could
* derive this from $key_length or vice versa, but that'd mean we'd have to do multiple shift operations, so in lieu
* of that, we'll just precompute it once.
*/
var $key_length = 16;
/**
* Sets the key length.
*
* If the key is more than 448-bits, we trim the excess bits.
*
* If the key is not explicitly set, or empty, it'll be assumed a 128 bits key to be all null bytes.
* Key lengths can be between 32 and 448 bits.
*
* @access public
* @see Crypt_Base::setKey()
* @param String $key
* @param int $length
*/
function setKey($key)
function setKeyLength($length)
{
$keylength = strlen($key);
if (!$keylength) {
$key = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
} elseif ($keylength > 56) {
$key = substr($key, 0, 56);
if ($length < 32) {
$this->key_length = 7;
} elseif ($length > 448) {
$this->key_length = 56;
} else {
$this->key_length = $length >> 3;
}
parent::setKey($key);
parent::setKeyLength($length);
}
/**
* Test for engine validity
*
* This is mainly just a wrapper to set things up for \phpseclib\Crypt\Base::isValidEngine()
*
* @see \phpseclib\Crypt\Base::isValidEngine()
* @param int $engine
* @access public
* @return bool
*/
function isValidEngine($engine)
{
if ($engine == self::ENGINE_OPENSSL) {
if ($this->key_length != 16) {
return false;
}
$this->cipher_name_openssl_ecb = 'bf-ecb';
$this->cipher_name_openssl = 'bf-' . $this->_openssl_translate_mode();
}
return parent::isValidEngine($engine);
}
/**
* Setup the key (expansion)
*
* @see Crypt_Base::_setupKey()
* @see \phpseclib\Crypt\Base::_setupKey()
* @access private
*/
function _setupKey()
@ -455,8 +387,8 @@ class Crypt_Blowfish extends Crypt_Base
* Encrypts a block
*
* @access private
* @param String $in
* @return String
* @param string $in
* @return string
*/
function _encryptBlock($in)
{
@ -472,17 +404,17 @@ class Crypt_Blowfish extends Crypt_Base
$r = $in[2];
for ($i = 0; $i < 16; $i+= 2) {
$l^= $p[$i];
$r^= ($sb_0[$l >> 24 & 0xff] +
$sb_1[$l >> 16 & 0xff] ^
$sb_2[$l >> 8 & 0xff]) +
$sb_3[$l & 0xff];
$l^= $p[$i];
$r^= ($sb_0[$l >> 24 & 0xff] +
$sb_1[$l >> 16 & 0xff] ^
$sb_2[$l >> 8 & 0xff]) +
$sb_3[$l & 0xff];
$r^= $p[$i + 1];
$l^= ($sb_0[$r >> 24 & 0xff] +
$sb_1[$r >> 16 & 0xff] ^
$sb_2[$r >> 8 & 0xff]) +
$sb_3[$r & 0xff];
$r^= $p[$i + 1];
$l^= ($sb_0[$r >> 24 & 0xff] +
$sb_1[$r >> 16 & 0xff] ^
$sb_2[$r >> 8 & 0xff]) +
$sb_3[$r & 0xff];
}
return pack("N*", $r ^ $p[17], $l ^ $p[16]);
}
@ -491,8 +423,8 @@ class Crypt_Blowfish extends Crypt_Base
* Decrypts a block
*
* @access private
* @param String $in
* @return String
* @param string $in
* @return string
*/
function _decryptBlock($in)
{
@ -519,30 +451,28 @@ class Crypt_Blowfish extends Crypt_Base
$sb_2[$r >> 8 & 0xff]) +
$sb_3[$r & 0xff];
}
return pack("N*", $r ^ $p[0], $l ^ $p[1]);
}
/**
* Setup the performance-optimized function for de/encrypt()
*
* @see Crypt_Base::_setupInlineCrypt()
* @see \phpseclib\Crypt\Base::_setupInlineCrypt()
* @access private
*/
function _setupInlineCrypt()
{
$lambda_functions =& Crypt_Blowfish::_getLambdaFunctions();
$lambda_functions =& self::_getLambdaFunctions();
// We create max. 10 hi-optimized code for memory reason. Means: For each $key one ultra fast inline-crypt function.
// (Currently, for Blowfish, one generated $lambda_function cost on php5.5@32bit ~100kb unfreeable mem and ~180kb on php5.5@64bit)
// After that, we'll still create very fast optimized code but not the hi-ultimative code, for each $mode one.
$gen_hi_opt_code = (bool)( count($lambda_functions) < 10);
$gen_hi_opt_code = (bool)(count($lambda_functions) < 10);
switch (true) {
case $gen_hi_opt_code:
$code_hash = md5(str_pad("Crypt_Blowfish, {$this->mode}, ", 32, "\0") . $this->key);
break;
default:
$code_hash = "Crypt_Blowfish, {$this->mode}";
// Generation of a unique hash for our generated code
$code_hash = "Crypt_Blowfish, {$this->mode}";
if ($gen_hi_opt_code) {
$code_hash = str_pad($code_hash, 32) . $this->_hashInlineCryptFunction($this->key);
}
if (!isset($lambda_functions[$code_hash])) {

373
securemail/vendor/phpseclib/phpseclib/phpseclib/Crypt/DES.php vendored
View file

@ -5,7 +5,7 @@
*
* Uses mcrypt, if available, and an internal implementation, otherwise.
*
* PHP versions 4 and 5
* PHP version 5
*
* Useful resources are as follows:
*
@ -16,9 +16,9 @@
* Here's a short example of how to use this library:
* <code>
* <?php
* include 'Crypt/DES.php';
* include 'vendor/autoload.php';
*
* $des = new Crypt_DES();
* $des = new \phpseclib\Crypt\DES();
*
* $des->setKey('abcdefgh');
*
@ -32,170 +32,87 @@
* ?>
* </code>
*
* LICENSE: 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.
*
* @category Crypt
* @package Crypt_DES
* @package DES
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2007 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
/**
* Include Crypt_Base
*
* Base cipher class
*/
if (!class_exists('Crypt_Base')) {
include_once 'Base.php';
}
/**#@+
* @access private
* @see Crypt_DES::_setupKey()
* @see Crypt_DES::_processBlock()
*/
/**
* Contains $keys[CRYPT_DES_ENCRYPT]
*/
define('CRYPT_DES_ENCRYPT', 0);
/**
* Contains $keys[CRYPT_DES_DECRYPT]
*/
define('CRYPT_DES_DECRYPT', 1);
/**#@-*/
/**#@+
* @access public
* @see Crypt_DES::encrypt()
* @see Crypt_DES::decrypt()
*/
/**
* Encrypt / decrypt using the Counter mode.
*
* Set to -1 since that's what Crypt/Random.php uses to index the CTR mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Counter_.28CTR.29
*/
define('CRYPT_DES_MODE_CTR', CRYPT_MODE_CTR);
/**
* Encrypt / decrypt using the Electronic Code Book mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Electronic_codebook_.28ECB.29
*/
define('CRYPT_DES_MODE_ECB', CRYPT_MODE_ECB);
/**
* Encrypt / decrypt using the Code Book Chaining mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher-block_chaining_.28CBC.29
*/
define('CRYPT_DES_MODE_CBC', CRYPT_MODE_CBC);
/**
* Encrypt / decrypt using the Cipher Feedback mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher_feedback_.28CFB.29
*/
define('CRYPT_DES_MODE_CFB', CRYPT_MODE_CFB);
/**
* Encrypt / decrypt using the Cipher Feedback mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Output_feedback_.28OFB.29
*/
define('CRYPT_DES_MODE_OFB', CRYPT_MODE_OFB);
/**#@-*/
/**#@+
* @access private
* @see Crypt_Base::Crypt_Base()
*/
/**
* Toggles the internal implementation
*/
define('CRYPT_DES_MODE_INTERNAL', CRYPT_MODE_INTERNAL);
/**
* Toggles the mcrypt implementation
*/
define('CRYPT_DES_MODE_MCRYPT', CRYPT_MODE_MCRYPT);
/**#@-*/
namespace phpseclib\Crypt;
/**
* Pure-PHP implementation of DES.
*
* @package Crypt_DES
* @package DES
* @author Jim Wigginton <terrafrost@php.net>
* @access public
*/
class Crypt_DES extends Crypt_Base
class DES extends Base
{
/**#@+
* @access private
* @see \phpseclib\Crypt\DES::_setupKey()
* @see \phpseclib\Crypt\DES::_processBlock()
*/
/**
* Contains $keys[self::ENCRYPT]
*/
const ENCRYPT = 0;
/**
* Contains $keys[self::DECRYPT]
*/
const DECRYPT = 1;
/**#@-*/
/**
* Block Length of the cipher
*
* @see Crypt_Base::block_size
* @var Integer
* @see \phpseclib\Crypt\Base::block_size
* @var int
* @access private
*/
var $block_size = 8;
/**
* The Key
* Key Length (in bytes)
*
* @see Crypt_Base::key
* @see setKey()
* @var String
* @see \phpseclib\Crypt\Base::setKeyLength()
* @var int
* @access private
*/
var $key = "\0\0\0\0\0\0\0\0";
/**
* The default password key_size used by setPassword()
*
* @see Crypt_Base::password_key_size
* @see Crypt_Base::setPassword()
* @var Integer
* @access private
*/
var $password_key_size = 8;
/**
* The namespace used by the cipher for its constants.
*
* @see Crypt_Base::const_namespace
* @var String
* @access private
*/
var $const_namespace = 'DES';
var $key_length = 8;
/**
* The mcrypt specific name of the cipher
*
* @see Crypt_Base::cipher_name_mcrypt
* @var String
* @see \phpseclib\Crypt\Base::cipher_name_mcrypt
* @var string
* @access private
*/
var $cipher_name_mcrypt = 'des';
/**
* The OpenSSL names of the cipher / modes
*
* @see \phpseclib\Crypt\Base::openssl_mode_names
* @var array
* @access private
*/
var $openssl_mode_names = array(
self::MODE_ECB => 'des-ecb',
self::MODE_CBC => 'des-cbc',
self::MODE_CFB => 'des-cfb',
self::MODE_OFB => 'des-ofb'
// self::MODE_CTR is undefined for DES
);
/**
* Optimizing value while CFB-encrypting
*
* @see Crypt_Base::cfb_init_len
* @var Integer
* @see \phpseclib\Crypt\Base::cfb_init_len
* @var int
* @access private
*/
var $cfb_init_len = 500;
@ -203,11 +120,11 @@ class Crypt_DES extends Crypt_Base
/**
* Switch for DES/3DES encryption
*
* Used only if $engine == CRYPT_DES_MODE_INTERNAL
* Used only if $engine == self::ENGINE_INTERNAL
*
* @see Crypt_DES::_setupKey()
* @see Crypt_DES::_processBlock()
* @var Integer
* @see self::_setupKey()
* @see self::_processBlock()
* @var int
* @access private
*/
var $des_rounds = 1;
@ -215,17 +132,17 @@ class Crypt_DES extends Crypt_Base
/**
* max possible size of $key
*
* @see Crypt_DES::setKey()
* @var String
* @see self::setKey()
* @var string
* @access private
*/
var $key_size_max = 8;
var $key_length_max = 8;
/**
* The Key Schedule
*
* @see Crypt_DES::_setupKey()
* @var Array
* @see self::_setupKey()
* @var array
* @access private
*/
var $keys;
@ -237,9 +154,9 @@ class Crypt_DES extends Crypt_Base
* with each byte containing all bits in the same state as the
* corresponding bit in the index value.
*
* @see Crypt_DES::_processBlock()
* @see Crypt_DES::_setupKey()
* @var Array
* @see self::_processBlock()
* @see self::_setupKey()
* @var array
* @access private
*/
var $shuffle = array(
@ -378,7 +295,7 @@ class Crypt_DES extends Crypt_Base
*
* Indexing this table with each source byte performs the initial bit permutation.
*
* @var Array
* @var array
* @access private
*/
var $ipmap = array(
@ -420,7 +337,7 @@ class Crypt_DES extends Crypt_Base
* Inverse IP mapping helper table.
* Indexing this table with a byte value reverses the bit order.
*
* @var Array
* @var array
* @access private
*/
var $invipmap = array(
@ -464,7 +381,7 @@ class Crypt_DES extends Crypt_Base
* Each box ($sbox1-$sbox8) has been vectorized, then each value pre-permuted using the
* P table: concatenation can then be replaced by exclusive ORs.
*
* @var Array
* @var array
* @access private
*/
var $sbox1 = array(
@ -489,7 +406,7 @@ class Crypt_DES extends Crypt_Base
/**
* Pre-permuted S-box2
*
* @var Array
* @var array
* @access private
*/
var $sbox2 = array(
@ -514,7 +431,7 @@ class Crypt_DES extends Crypt_Base
/**
* Pre-permuted S-box3
*
* @var Array
* @var array
* @access private
*/
var $sbox3 = array(
@ -539,7 +456,7 @@ class Crypt_DES extends Crypt_Base
/**
* Pre-permuted S-box4
*
* @var Array
* @var array
* @access private
*/
var $sbox4 = array(
@ -564,7 +481,7 @@ class Crypt_DES extends Crypt_Base
/**
* Pre-permuted S-box5
*
* @var Array
* @var array
* @access private
*/
var $sbox5 = array(
@ -589,7 +506,7 @@ class Crypt_DES extends Crypt_Base
/**
* Pre-permuted S-box6
*
* @var Array
* @var array
* @access private
*/
var $sbox6 = array(
@ -614,7 +531,7 @@ class Crypt_DES extends Crypt_Base
/**
* Pre-permuted S-box7
*
* @var Array
* @var array
* @access private
*/
var $sbox7 = array(
@ -639,7 +556,7 @@ class Crypt_DES extends Crypt_Base
/**
* Pre-permuted S-box8
*
* @var Array
* @var array
* @access private
*/
var $sbox8 = array(
@ -661,6 +578,28 @@ class Crypt_DES extends Crypt_Base
0x00000820, 0x00020020, 0x08000000, 0x08020800
);
/**
* Test for engine validity
*
* This is mainly just a wrapper to set things up for \phpseclib\Crypt\Base::isValidEngine()
*
* @see \phpseclib\Crypt\Base::isValidEngine()
* @param int $engine
* @access public
* @return bool
*/
function isValidEngine($engine)
{
if ($this->key_length_max == 8) {
if ($engine == self::ENGINE_OPENSSL) {
$this->cipher_name_openssl_ecb = 'des-ecb';
$this->cipher_name_openssl = 'des-' . $this->_openssl_translate_mode();
}
}
return parent::isValidEngine($engine);
}
/**
* Sets the key.
*
@ -672,16 +611,16 @@ class Crypt_DES extends Crypt_Base
*
* If the key is not explicitly set, it'll be assumed to be all zero's.
*
* @see Crypt_Base::setKey()
* @see \phpseclib\Crypt\Base::setKey()
* @access public
* @param String $key
* @param string $key
*/
function setKey($key)
{
// We check/cut here only up to max length of the key.
// Key padding to the proper length will be done in _setupKey()
if (strlen($key) > $this->key_size_max) {
$key = substr($key, 0, $this->key_size_max);
if (strlen($key) > $this->key_length_max) {
$key = substr($key, 0, $this->key_length_max);
}
// Sets the key
@ -691,46 +630,46 @@ class Crypt_DES extends Crypt_Base
/**
* Encrypts a block
*
* @see Crypt_Base::_encryptBlock()
* @see Crypt_Base::encrypt()
* @see Crypt_DES::encrypt()
* @see \phpseclib\Crypt\Base::_encryptBlock()
* @see \phpseclib\Crypt\Base::encrypt()
* @see self::encrypt()
* @access private
* @param String $in
* @return String
* @param string $in
* @return string
*/
function _encryptBlock($in)
{
return $this->_processBlock($in, CRYPT_DES_ENCRYPT);
return $this->_processBlock($in, self::ENCRYPT);
}
/**
* Decrypts a block
*
* @see Crypt_Base::_decryptBlock()
* @see Crypt_Base::decrypt()
* @see Crypt_DES::decrypt()
* @see \phpseclib\Crypt\Base::_decryptBlock()
* @see \phpseclib\Crypt\Base::decrypt()
* @see self::decrypt()
* @access private
* @param String $in
* @return String
* @param string $in
* @return string
*/
function _decryptBlock($in)
{
return $this->_processBlock($in, CRYPT_DES_DECRYPT);
return $this->_processBlock($in, self::DECRYPT);
}
/**
* Encrypts or decrypts a 64-bit block
*
* $mode should be either CRYPT_DES_ENCRYPT or CRYPT_DES_DECRYPT. See
* $mode should be either self::ENCRYPT or self::DECRYPT. See
* {@link http://en.wikipedia.org/wiki/Image:Feistel.png Feistel.png} to get a general
* idea of what this function does.
*
* @see Crypt_DES::_encryptBlock()
* @see Crypt_DES::_decryptBlock()
* @see self::_encryptBlock()
* @see self::_decryptBlock()
* @access private
* @param String $block
* @param Integer $mode
* @return String
* @param string $block
* @param int $mode
* @return string
*/
function _processBlock($block, $mode)
{
@ -810,7 +749,7 @@ class Crypt_DES extends Crypt_Base
/**
* Creates the key schedule
*
* @see Crypt_Base::_setupKey()
* @see \phpseclib\Crypt\Base::_setupKey()
* @access private
*/
function _setupKey()
@ -1291,8 +1230,8 @@ class Crypt_DES extends Crypt_Base
$d = (($key['d'] >> 4) & 0x0FFFFFF0) | ($key['c'] & 0x0F);
$keys[$des_round] = array(
CRYPT_DES_ENCRYPT => array(),
CRYPT_DES_DECRYPT => array_fill(0, 32, 0)
self::ENCRYPT => array(),
self::DECRYPT => array_fill(0, 32, 0)
);
for ($i = 0, $ki = 31; $i < 16; ++$i, $ki-= 2) {
$c <<= $shifts[$i];
@ -1311,33 +1250,33 @@ class Crypt_DES extends Crypt_Base
(($dp >> 16) & 0x0000FF00) | (($dp >> 8) & 0x000000FF);
$val2 = (($cp << 8) & 0xFF000000) | (($cp << 16) & 0x00FF0000) |
(($dp >> 8) & 0x0000FF00) | ( $dp & 0x000000FF);
$keys[$des_round][CRYPT_DES_ENCRYPT][ ] = $val1;
$keys[$des_round][CRYPT_DES_DECRYPT][$ki - 1] = $val1;
$keys[$des_round][CRYPT_DES_ENCRYPT][ ] = $val2;
$keys[$des_round][CRYPT_DES_DECRYPT][$ki ] = $val2;
$keys[$des_round][self::ENCRYPT][ ] = $val1;
$keys[$des_round][self::DECRYPT][$ki - 1] = $val1;
$keys[$des_round][self::ENCRYPT][ ] = $val2;
$keys[$des_round][self::DECRYPT][$ki ] = $val2;
}
}
switch ($this->des_rounds) {
case 3: // 3DES keys
$this->keys = array(
CRYPT_DES_ENCRYPT => array_merge(
$keys[0][CRYPT_DES_ENCRYPT],
$keys[1][CRYPT_DES_DECRYPT],
$keys[2][CRYPT_DES_ENCRYPT]
self::ENCRYPT => array_merge(
$keys[0][self::ENCRYPT],
$keys[1][self::DECRYPT],
$keys[2][self::ENCRYPT]
),
CRYPT_DES_DECRYPT => array_merge(
$keys[2][CRYPT_DES_DECRYPT],
$keys[1][CRYPT_DES_ENCRYPT],
$keys[0][CRYPT_DES_DECRYPT]
self::DECRYPT => array_merge(
$keys[2][self::DECRYPT],
$keys[1][self::ENCRYPT],
$keys[0][self::DECRYPT]
)
);
break;
// case 1: // DES keys
default:
$this->keys = array(
CRYPT_DES_ENCRYPT => $keys[0][CRYPT_DES_ENCRYPT],
CRYPT_DES_DECRYPT => $keys[0][CRYPT_DES_DECRYPT]
self::ENCRYPT => $keys[0][self::ENCRYPT],
self::DECRYPT => $keys[0][self::DECRYPT]
);
}
}
@ -1345,12 +1284,12 @@ class Crypt_DES extends Crypt_Base
/**
* Setup the performance-optimized function for de/encrypt()
*
* @see Crypt_Base::_setupInlineCrypt()
* @see \phpseclib\Crypt\Base::_setupInlineCrypt()
* @access private
*/
function _setupInlineCrypt()
{
$lambda_functions =& Crypt_DES::_getLambdaFunctions();
$lambda_functions =& self::_getLambdaFunctions();
// Engine configuration for:
// - DES ($des_rounds == 1) or
@ -1358,21 +1297,20 @@ class Crypt_DES extends Crypt_Base
$des_rounds = $this->des_rounds;
// We create max. 10 hi-optimized code for memory reason. Means: For each $key one ultra fast inline-crypt function.
// (Currently, for DES, one generated $lambda_function cost on php5.5@32bit ~135kb unfreeable mem and ~230kb on php5.5@64bit)
// (Currently, for TripleDES, one generated $lambda_function cost on php5.5@32bit ~240kb unfreeable mem and ~340kb on php5.5@64bit)
// After that, we'll still create very fast optimized code but not the hi-ultimative code, for each $mode one
$gen_hi_opt_code = (bool)( count($lambda_functions) < 10 );
// Generation of a uniqe hash for our generated code
switch (true) {
case $gen_hi_opt_code:
// For hi-optimized code, we create for each combination of
// $mode, $des_rounds and $this->key its own encrypt/decrypt function.
$code_hash = md5(str_pad("Crypt_DES, $des_rounds, {$this->mode}, ", 32, "\0") . $this->key);
break;
default:
// After max 10 hi-optimized functions, we create generic
// (still very fast.. but not ultra) functions for each $mode/$des_rounds
// Currently 2 * 5 generic functions will be then max. possible.
$code_hash = "Crypt_DES, $des_rounds, {$this->mode}";
// Generation of a unique hash for our generated code
$code_hash = "Crypt_DES, $des_rounds, {$this->mode}";
if ($gen_hi_opt_code) {
// For hi-optimized code, we create for each combination of
// $mode, $des_rounds and $this->key its own encrypt/decrypt function.
// After max 10 hi-optimized functions, we create generic
// (still very fast.. but not ultra) functions for each $mode/$des_rounds
// Currently 2 * 5 generic functions will be then max. possible.
$code_hash = str_pad($code_hash, 32) . $this->_hashInlineCryptFunction($this->key);
}
// Is there a re-usable $lambda_functions in there? If not, we have to create it.
@ -1402,8 +1340,8 @@ class Crypt_DES extends Crypt_Base
// No futher initialisation of the $keys schedule is necessary.
// That is the extra performance boost.
$k = array(
CRYPT_DES_ENCRYPT => $this->keys[CRYPT_DES_ENCRYPT],
CRYPT_DES_DECRYPT => $this->keys[CRYPT_DES_DECRYPT]
self::ENCRYPT => $this->keys[self::ENCRYPT],
self::DECRYPT => $this->keys[self::DECRYPT]
);
$init_encrypt = '';
$init_decrypt = '';
@ -1412,22 +1350,21 @@ class Crypt_DES extends Crypt_Base
// In generic optimized code mode, we have to use, as the best compromise [currently],
// our key schedule as $ke/$kd arrays. (with hardcoded indexes...)
$k = array(
CRYPT_DES_ENCRYPT => array(),
CRYPT_DES_DECRYPT => array()
self::ENCRYPT => array(),
self::DECRYPT => array()
);
for ($i = 0, $c = count($this->keys[CRYPT_DES_ENCRYPT]); $i < $c; ++$i) {
$k[CRYPT_DES_ENCRYPT][$i] = '$ke[' . $i . ']';
$k[CRYPT_DES_DECRYPT][$i] = '$kd[' . $i . ']';
for ($i = 0, $c = count($this->keys[self::ENCRYPT]); $i < $c; ++$i) {
$k[self::ENCRYPT][$i] = '$ke[' . $i . ']';
$k[self::DECRYPT][$i] = '$kd[' . $i . ']';
}
$init_encrypt = '$ke = $self->keys[CRYPT_DES_ENCRYPT];';
$init_decrypt = '$kd = $self->keys[CRYPT_DES_DECRYPT];';
$init_encrypt = '$ke = $self->keys[self::ENCRYPT];';
$init_decrypt = '$kd = $self->keys[self::DECRYPT];';
break;
}
// Creating code for en- and decryption.
$crypt_block = array();
foreach (array(CRYPT_DES_ENCRYPT, CRYPT_DES_DECRYPT) as $c) {
foreach (array(self::ENCRYPT, self::DECRYPT) as $c) {
/* Do the initial IP permutation. */
$crypt_block[$c] = '
$in = unpack("N*", $in);
@ -1494,8 +1431,8 @@ class Crypt_DES extends Crypt_Base
'init_crypt' => $init_crypt,
'init_encrypt' => $init_encrypt,
'init_decrypt' => $init_decrypt,
'encrypt_block' => $crypt_block[CRYPT_DES_ENCRYPT],
'decrypt_block' => $crypt_block[CRYPT_DES_DECRYPT]
'encrypt_block' => $crypt_block[self::ENCRYPT],
'decrypt_block' => $crypt_block[self::DECRYPT]
)
);
}

245
securemail/vendor/phpseclib/phpseclib/phpseclib/Crypt/Hash.php vendored
View file

@ -7,10 +7,10 @@
*
* md2, md5, md5-96, sha1, sha1-96, sha256, sha256-96, sha384, and sha512, sha512-96
*
* If {@link Crypt_Hash::setKey() setKey()} is called, {@link Crypt_Hash::hash() hash()} will return the HMAC as opposed to
* If {@link self::setKey() setKey()} is called, {@link self::hash() hash()} will return the HMAC as opposed to
* the hash. If no valid algorithm is provided, sha1 will be used.
*
* PHP versions 4 and 5
* PHP version 5
*
* {@internal The variable names are the same as those in
* {@link http://tools.ietf.org/html/rfc2104#section-2 RFC2104}.}}
@ -18,9 +18,9 @@
* Here's a short example of how to use this library:
* <code>
* <?php
* include 'Crypt/Hash.php';
* include 'vendor/autoload.php';
*
* $hash = new Crypt_Hash('sha1');
* $hash = new \phpseclib\Crypt\Hash('sha1');
*
* $hash->setKey('abcdefg');
*
@ -28,64 +28,50 @@
* ?>
* </code>
*
* LICENSE: 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.
*
* @category Crypt
* @package Crypt_Hash
* @package Hash
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2007 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
/**#@+
* @access private
* @see Crypt_Hash::Crypt_Hash()
*/
/**
* Toggles the internal implementation
*/
define('CRYPT_HASH_MODE_INTERNAL', 1);
/**
* Toggles the mhash() implementation, which has been deprecated on PHP 5.3.0+.
*/
define('CRYPT_HASH_MODE_MHASH', 2);
/**
* Toggles the hash() implementation, which works on PHP 5.1.2+.
*/
define('CRYPT_HASH_MODE_HASH', 3);
/**#@-*/
namespace phpseclib\Crypt;
use phpseclib\Math\BigInteger;
/**
* Pure-PHP implementations of keyed-hash message authentication codes (HMACs) and various cryptographic hashing functions.
*
* @package Crypt_Hash
* @package Hash
* @author Jim Wigginton <terrafrost@php.net>
* @access public
*/
class Crypt_Hash
class Hash
{
/**#@+
* @access private
* @see \phpseclib\Crypt\Hash::__construct()
*/
/**
* Toggles the internal implementation
*/
const MODE_INTERNAL = 1;
/**
* Toggles the mhash() implementation, which has been deprecated on PHP 5.3.0+.
*/
const MODE_MHASH = 2;
/**
* Toggles the hash() implementation, which works on PHP 5.1.2+.
*/
const MODE_HASH = 3;
/**#@-*/
/**
* Hash Parameter
*
* @see Crypt_Hash::setHash()
* @var Integer
* @see self::setHash()
* @var int
* @access private
*/
var $hashParam;
@ -93,8 +79,8 @@ class Crypt_Hash
/**
* Byte-length of compression blocks / key (Internal HMAC)
*
* @see Crypt_Hash::setAlgorithm()
* @var Integer
* @see self::setAlgorithm()
* @var int
* @access private
*/
var $b;
@ -102,8 +88,8 @@ class Crypt_Hash
/**
* Byte-length of hash output (Internal HMAC)
*
* @see Crypt_Hash::setHash()
* @var Integer
* @see self::setHash()
* @var int
* @access private
*/
var $l = false;
@ -111,8 +97,8 @@ class Crypt_Hash
/**
* Hash Algorithm
*
* @see Crypt_Hash::setHash()
* @var String
* @see self::setHash()
* @var string
* @access private
*/
var $hash;
@ -120,8 +106,8 @@ class Crypt_Hash
/**
* Key
*
* @see Crypt_Hash::setKey()
* @var String
* @see self::setKey()
* @var string
* @access private
*/
var $key = false;
@ -129,8 +115,8 @@ class Crypt_Hash
/**
* Outer XOR (Internal HMAC)
*
* @see Crypt_Hash::setKey()
* @var String
* @see self::setKey()
* @var string
* @access private
*/
var $opad;
@ -138,8 +124,8 @@ class Crypt_Hash
/**
* Inner XOR (Internal HMAC)
*
* @see Crypt_Hash::setKey()
* @var String
* @see self::setKey()
* @var string
* @access private
*/
var $ipad;
@ -147,22 +133,22 @@ class Crypt_Hash
/**
* Default Constructor.
*
* @param optional String $hash
* @return Crypt_Hash
* @param string $hash
* @return \phpseclib\Crypt\Hash
* @access public
*/
function Crypt_Hash($hash = 'sha1')
function __construct($hash = 'sha1')
{
if ( !defined('CRYPT_HASH_MODE') ) {
if (!defined('CRYPT_HASH_MODE')) {
switch (true) {
case extension_loaded('hash'):
define('CRYPT_HASH_MODE', CRYPT_HASH_MODE_HASH);
define('CRYPT_HASH_MODE', self::MODE_HASH);
break;
case extension_loaded('mhash'):
define('CRYPT_HASH_MODE', CRYPT_HASH_MODE_MHASH);
define('CRYPT_HASH_MODE', self::MODE_MHASH);
break;
default:
define('CRYPT_HASH_MODE', CRYPT_HASH_MODE_INTERNAL);
define('CRYPT_HASH_MODE', self::MODE_INTERNAL);
}
}
@ -175,7 +161,7 @@ class Crypt_Hash
* Keys can be of any length.
*
* @access public
* @param optional String $key
* @param string $key
*/
function setKey($key = false)
{
@ -188,7 +174,7 @@ class Crypt_Hash
* As set by the constructor or by the setHash() method.
*
* @access public
* @return String
* @return string
*/
function getHash()
{
@ -199,7 +185,7 @@ class Crypt_Hash
* Sets the hash function.
*
* @access public
* @param String $hash
* @param string $hash
*/
function setHash($hash)
{
@ -231,19 +217,19 @@ class Crypt_Hash
switch ($hash) {
case 'md2':
$mode = CRYPT_HASH_MODE == CRYPT_HASH_MODE_HASH && in_array('md2', hash_algos()) ?
CRYPT_HASH_MODE_HASH : CRYPT_HASH_MODE_INTERNAL;
$mode = CRYPT_HASH_MODE == self::MODE_HASH && in_array('md2', hash_algos()) ?
self::MODE_HASH : self::MODE_INTERNAL;
break;
case 'sha384':
case 'sha512':
$mode = CRYPT_HASH_MODE == CRYPT_HASH_MODE_MHASH ? CRYPT_HASH_MODE_INTERNAL : CRYPT_HASH_MODE;
$mode = CRYPT_HASH_MODE == self::MODE_MHASH ? self::MODE_INTERNAL : CRYPT_HASH_MODE;
break;
default:
$mode = CRYPT_HASH_MODE;
}
switch ( $mode ) {
case CRYPT_HASH_MODE_MHASH:
switch ($mode) {
case self::MODE_MHASH:
switch ($hash) {
case 'md5':
$this->hash = MHASH_MD5;
@ -256,7 +242,7 @@ class Crypt_Hash
$this->hash = MHASH_SHA1;
}
return;
case CRYPT_HASH_MODE_HASH:
case self::MODE_HASH:
switch ($hash) {
case 'md5':
$this->hash = 'md5';
@ -276,26 +262,26 @@ class Crypt_Hash
switch ($hash) {
case 'md2':
$this->b = 16;
$this->hash = array($this, '_md2');
break;
$this->b = 16;
$this->hash = array($this, '_md2');
break;
case 'md5':
$this->b = 64;
$this->hash = array($this, '_md5');
break;
$this->b = 64;
$this->hash = array($this, '_md5');
break;
case 'sha256':
$this->b = 64;
$this->hash = array($this, '_sha256');
break;
$this->b = 64;
$this->hash = array($this, '_sha256');
break;
case 'sha384':
case 'sha512':
$this->b = 128;
$this->hash = array($this, '_sha512');
break;
$this->b = 128;
$this->hash = array($this, '_sha512');
break;
case 'sha1':
default:
$this->b = 64;
$this->hash = array($this, '_sha1');
$this->b = 64;
$this->hash = array($this, '_sha1');
}
$this->ipad = str_repeat(chr(0x36), $this->b);
@ -306,22 +292,22 @@ class Crypt_Hash
* Compute the HMAC.
*
* @access public
* @param String $text
* @return String
* @param string $text
* @return string
*/
function hash($text)
{
$mode = is_array($this->hash) ? CRYPT_HASH_MODE_INTERNAL : CRYPT_HASH_MODE;
$mode = is_array($this->hash) ? self::MODE_INTERNAL : CRYPT_HASH_MODE;
if (!empty($this->key) || is_string($this->key)) {
switch ( $mode ) {
case CRYPT_HASH_MODE_MHASH:
switch ($mode) {
case self::MODE_MHASH:
$output = mhash($this->hash, $text, $this->key);
break;
case CRYPT_HASH_MODE_HASH:
case self::MODE_HASH:
$output = hash_hmac($this->hash, $text, $this->key, true);
break;
case CRYPT_HASH_MODE_INTERNAL:
case self::MODE_INTERNAL:
/* "Applications that use keys longer than B bytes will first hash the key using H and then use the
resultant L byte string as the actual key to HMAC."
@ -337,14 +323,14 @@ class Crypt_Hash
$output = call_user_func($this->hash, $output); // step 7
}
} else {
switch ( $mode ) {
case CRYPT_HASH_MODE_MHASH:
switch ($mode) {
case self::MODE_MHASH:
$output = mhash($this->hash, $text);
break;
case CRYPT_HASH_MODE_HASH:
case self::MODE_HASH:
$output = hash($this->hash, $text, true);
break;
case CRYPT_HASH_MODE_INTERNAL:
case self::MODE_INTERNAL:
$output = call_user_func($this->hash, $text);
}
}
@ -356,7 +342,7 @@ class Crypt_Hash
* Returns the hash length (in bytes)
*
* @access public
* @return Integer
* @return int
*/
function getLength()
{
@ -367,7 +353,7 @@ class Crypt_Hash
* Wrapper for MD5
*
* @access private
* @param String $m
* @param string $m
*/
function _md5($m)
{
@ -378,7 +364,7 @@ class Crypt_Hash
* Wrapper for SHA1
*
* @access private
* @param String $m
* @param string $m
*/
function _sha1($m)
{
@ -391,7 +377,7 @@ class Crypt_Hash
* See {@link http://tools.ietf.org/html/rfc1319 RFC1319}.
*
* @access private
* @param String $m
* @param string $m
*/
function _md2($m)
{
@ -467,7 +453,7 @@ class Crypt_Hash
* See {@link http://en.wikipedia.org/wiki/SHA_hash_functions#SHA-256_.28a_SHA-2_variant.29_pseudocode SHA-256 (a SHA-2 variant) pseudocode - Wikipedia}.
*
* @access private
* @param String $m
* @param string $m
*/
function _sha256($m)
{
@ -511,14 +497,15 @@ class Crypt_Hash
// Extend the sixteen 32-bit words into sixty-four 32-bit words
for ($i = 16; $i < 64; $i++) {
// @codingStandardsIgnoreStart
$s0 = $this->_rightRotate($w[$i - 15], 7) ^
$this->_rightRotate($w[$i - 15], 18) ^
$this->_rightShift( $w[$i - 15], 3);
$s1 = $this->_rightRotate($w[$i - 2], 17) ^
$this->_rightRotate($w[$i - 2], 19) ^
$this->_rightShift( $w[$i - 2], 10);
// @codingStandardsIgnoreEnd
$w[$i] = $this->_add($w[$i - 16], $s0, $w[$i - 7], $s1);
}
// Initialize hash value for this chunk
@ -572,14 +559,10 @@ class Crypt_Hash
* Pure-PHP implementation of SHA384 and SHA512
*
* @access private
* @param String $m
* @param string $m
*/
function _sha512($m)
{
if (!class_exists('Math_BigInteger')) {
include_once 'Math/BigInteger.php';
}
static $init384, $init512, $k;
if (!isset($k)) {
@ -594,9 +577,9 @@ class Crypt_Hash
);
for ($i = 0; $i < 8; $i++) {
$init384[$i] = new Math_BigInteger($init384[$i], 16);
$init384[$i] = new BigInteger($init384[$i], 16);
$init384[$i]->setPrecision(64);
$init512[$i] = new Math_BigInteger($init512[$i], 16);
$init512[$i] = new BigInteger($init512[$i], 16);
$init512[$i]->setPrecision(64);
}
@ -626,7 +609,7 @@ class Crypt_Hash
);
for ($i = 0; $i < 80; $i++) {
$k[$i] = new Math_BigInteger($k[$i], 16);
$k[$i] = new BigInteger($k[$i], 16);
}
}
@ -645,7 +628,7 @@ class Crypt_Hash
foreach ($chunks as $chunk) {
$w = array();
for ($i = 0; $i < 16; $i++) {
$temp = new Math_BigInteger($this->_string_shift($chunk, 8), 256);
$temp = new BigInteger($this->_string_shift($chunk, 8), 256);
$temp->setPrecision(64);
$w[] = $temp;
}
@ -741,7 +724,7 @@ class Crypt_Hash
}
// Produce the final hash value (big-endian)
// (Crypt_Hash::hash() trims the output for hashes but not for HMACs. as such, we trim the output here)
// (\phpseclib\Crypt\Hash::hash() trims the output for hashes but not for HMACs. as such, we trim the output here)
$temp = $hash[0]->toBytes() . $hash[1]->toBytes() . $hash[2]->toBytes() . $hash[3]->toBytes() .
$hash[4]->toBytes() . $hash[5]->toBytes();
if ($this->l != 48) {
@ -755,10 +738,10 @@ class Crypt_Hash
* Right Rotate
*
* @access private
* @param Integer $int
* @param Integer $amt
* @see _sha256()
* @return Integer
* @param int $int
* @param int $amt
* @see self::_sha256()
* @return int
*/
function _rightRotate($int, $amt)
{
@ -771,10 +754,10 @@ class Crypt_Hash
* Right Shift
*
* @access private
* @param Integer $int
* @param Integer $amt
* @see _sha256()
* @return Integer
* @param int $int
* @param int $amt
* @see self::_sha256()
* @return int
*/
function _rightShift($int, $amt)
{
@ -786,9 +769,9 @@ class Crypt_Hash
* Not
*
* @access private
* @param Integer $int
* @see _sha256()
* @return Integer
* @param int $int
* @see self::_sha256()
* @return int
*/
function _not($int)
{
@ -799,11 +782,11 @@ class Crypt_Hash
* Add
*
* _sha256() adds multiple unsigned 32-bit integers. Since PHP doesn't support unsigned integers and since the
* possibility of overflow exists, care has to be taken. Math_BigInteger() could be used but this should be faster.
* possibility of overflow exists, care has to be taken. BigInteger could be used but this should be faster.
*
* @param Integer $...
* @return Integer
* @see _sha256()
* @param int $...
* @return int
* @see self::_sha256()
* @access private
*/
function _add()
@ -827,9 +810,9 @@ class Crypt_Hash
*
* Inspired by array_shift
*
* @param String $string
* @param optional Integer $index
* @return String
* @param string $string
* @param int $index
* @return string
* @access private
*/
function _string_shift(&$string, $index = 1)

362
securemail/vendor/phpseclib/phpseclib/phpseclib/Crypt/RC2.php vendored
View file

@ -5,7 +5,7 @@
*
* Uses mcrypt, if available, and an internal implementation, otherwise.
*
* PHP versions 4 and 5
* PHP version 5
*
* Useful resources are as follows:
*
@ -14,9 +14,9 @@
* Here's a short example of how to use this library:
* <code>
* <?php
* include 'Crypt/RC2.php';
* include 'vendor/autoload.php';
*
* $rc2 = new Crypt_RC2();
* $rc2 = new \phpseclib\Crypt\RC2();
*
* $rc2->setKey('abcdefgh');
*
@ -26,106 +26,28 @@
* ?>
* </code>
*
* LICENSE: 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.
*
* @category Crypt
* @package Crypt_RC2
* @package RC2
* @author Patrick Monnerat <pm@datasphere.ch>
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
/**
* Include Crypt_Base
*
* Base cipher class
*/
if (!class_exists('Crypt_Base')) {
include_once 'Base.php';
}
/**#@+
* @access public
* @see Crypt_RC2::encrypt()
* @see Crypt_RC2::decrypt()
*/
/**
* Encrypt / decrypt using the Counter mode.
*
* Set to -1 since that's what Crypt/Random.php uses to index the CTR mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Counter_.28CTR.29
*/
define('CRYPT_RC2_MODE_CTR', CRYPT_MODE_CTR);
/**
* Encrypt / decrypt using the Electronic Code Book mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Electronic_codebook_.28ECB.29
*/
define('CRYPT_RC2_MODE_ECB', CRYPT_MODE_ECB);
/**
* Encrypt / decrypt using the Code Book Chaining mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher-block_chaining_.28CBC.29
*/
define('CRYPT_RC2_MODE_CBC', CRYPT_MODE_CBC);
/**
* Encrypt / decrypt using the Cipher Feedback mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher_feedback_.28CFB.29
*/
define('CRYPT_RC2_MODE_CFB', CRYPT_MODE_CFB);
/**
* Encrypt / decrypt using the Cipher Feedback mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Output_feedback_.28OFB.29
*/
define('CRYPT_RC2_MODE_OFB', CRYPT_MODE_OFB);
/**#@-*/
/**#@+
* @access private
* @see Crypt_RC2::Crypt_RC2()
*/
/**
* Toggles the internal implementation
*/
define('CRYPT_RC2_MODE_INTERNAL', CRYPT_MODE_INTERNAL);
/**
* Toggles the mcrypt implementation
*/
define('CRYPT_RC2_MODE_MCRYPT', CRYPT_MODE_MCRYPT);
/**#@-*/
namespace phpseclib\Crypt;
/**
* Pure-PHP implementation of RC2.
*
* @package Crypt_RC2
* @package RC2
* @access public
*/
class Crypt_RC2 extends Crypt_Base
class RC2 extends Base
{
/**
* Block Length of the cipher
*
* @see Crypt_Base::block_size
* @var Integer
* @see \phpseclib\Crypt\Base::block_size
* @var int
* @access private
*/
var $block_size = 8;
@ -133,37 +55,48 @@ class Crypt_RC2 extends Crypt_Base
/**
* The Key
*
* @see Crypt_Base::key
* @see setKey()
* @var String
* @see \phpseclib\Crypt\Base::key
* @see self::setKey()
* @var string
* @access private
*/
var $key = "\0";
var $key;
/**
* The default password key_size used by setPassword()
* The Original (unpadded) Key
*
* @see Crypt_Base::password_key_size
* @see Crypt_Base::setPassword()
* @var Integer
* @see \phpseclib\Crypt\Base::key
* @see self::setKey()
* @see self::encrypt()
* @see self::decrypt()
* @var string
* @access private
*/
var $password_key_size = 16; // = 128 bits
var $orig_key;
/**
* The namespace used by the cipher for its constants.
* Don't truncate / null pad key
*
* @see Crypt_Base::const_namespace
* @var String
* @see \phpseclib\Crypt\Base::_clearBuffers()
* @var bool
* @access private
*/
var $const_namespace = 'RC2';
var $skip_key_adjustment = true;
/**
* Key Length (in bytes)
*
* @see \phpseclib\Crypt\RC2::setKeyLength()
* @var int
* @access private
*/
var $key_length = 16; // = 128 bits
/**
* The mcrypt specific name of the cipher
*
* @see Crypt_Base::cipher_name_mcrypt
* @var String
* @see \phpseclib\Crypt\Base::cipher_name_mcrypt
* @var string
* @access private
*/
var $cipher_name_mcrypt = 'rc2';
@ -171,8 +104,8 @@ class Crypt_RC2 extends Crypt_Base
/**
* Optimizing value while CFB-encrypting
*
* @see Crypt_Base::cfb_init_len
* @var Integer
* @see \phpseclib\Crypt\Base::cfb_init_len
* @var int
* @access private
*/
var $cfb_init_len = 500;
@ -180,20 +113,31 @@ class Crypt_RC2 extends Crypt_Base
/**
* The key length in bits.
*
* @see Crypt_RC2::setKeyLength()
* @see Crypt_RC2::setKey()
* @var Integer
* @see self::setKeyLength()
* @see self::setKey()
* @var int
* @access private
* @internal Should be in range [1..1024].
* @internal Changing this value after setting the key has no effect.
*/
var $default_key_length = 1024;
/**
* The key length in bits.
*
* @see self::isValidEnine()
* @see self::setKey()
* @var int
* @access private
* @internal Should be in range [1..1024].
*/
var $current_key_length;
/**
* The Key Schedule
*
* @see Crypt_RC2::_setupKey()
* @var Array
* @see self::_setupKey()
* @var array
* @access private
*/
var $keys;
@ -202,8 +146,8 @@ class Crypt_RC2 extends Crypt_Base
* Key expansion randomization table.
* Twice the same 256-value sequence to save a modulus in key expansion.
*
* @see Crypt_RC2::setKey()
* @var Array
* @see self::setKey()
* @var array
* @access private
*/
var $pitable = array(
@ -276,8 +220,8 @@ class Crypt_RC2 extends Crypt_Base
/**
* Inverse key expansion randomization table.
*
* @see Crypt_RC2::setKey()
* @var Array
* @see self::setKey()
* @var array
* @access private
*/
var $invpitable = array(
@ -316,55 +260,68 @@ class Crypt_RC2 extends Crypt_Base
);
/**
* Default Constructor.
* Test for engine validity
*
* Determines whether or not the mcrypt extension should be used.
* This is mainly just a wrapper to set things up for \phpseclib\Crypt\Base::isValidEngine()
*
* $mode could be:
*
* - CRYPT_RC2_MODE_ECB
*
* - CRYPT_RC2_MODE_CBC
*
* - CRYPT_RC2_MODE_CTR
*
* - CRYPT_RC2_MODE_CFB
*
* - CRYPT_RC2_MODE_OFB
*
* If not explicitly set, CRYPT_RC2_MODE_CBC will be used.
*
* @see Crypt_Base::Crypt_Base()
* @param optional Integer $mode
* @see \phpseclib\Crypt\Base::__construct()
* @param int $engine
* @access public
* @return bool
*/
function Crypt_RC2($mode = CRYPT_RC2_MODE_CBC)
function isValidEngine($engine)
{
parent::Crypt_Base($mode);
$this->setKey('');
switch ($engine) {
case self::ENGINE_OPENSSL:
if ($this->current_key_length != 128 || strlen($this->orig_key) < 16) {
return false;
}
$this->cipher_name_openssl_ecb = 'rc2-ecb';
$this->cipher_name_openssl = 'rc2-' . $this->_openssl_translate_mode();
}
return parent::isValidEngine($engine);
}
/**
* Sets the key length
* Sets the key length.
*
* Valid key lengths are 1 to 1024.
* Valid key lengths are 8 to 1024.
* Calling this function after setting the key has no effect until the next
* Crypt_RC2::setKey() call.
* \phpseclib\Crypt\RC2::setKey() call.
*
* @access public
* @param Integer $length in bits
* @param int $length in bits
*/
function setKeyLength($length)
{
if ($length >= 1 && $length <= 1024) {
if ($length < 8) {
$this->default_key_length = 8;
} elseif ($length > 1024) {
$this->default_key_length = 128;
} else {
$this->default_key_length = $length;
}
$this->current_key_length = $this->default_key_length;
parent::setKeyLength($length);
}
/**
* Returns the current key length
*
* @access public
* @return int
*/
function getKeyLength()
{
return $this->current_key_length;
}
/**
* Sets the key.
*
* Keys can be of any length. RC2, itself, uses 1 to 1024 bit keys (eg.
* Keys can be of any length. RC2, itself, uses 8 to 1024 bit keys (eg.
* strlen($key) <= 128), however, we only use the first 128 bytes if $key
* has more then 128 bytes in it, and set $key to a single null byte if
* it is empty.
@ -372,18 +329,21 @@ class Crypt_RC2 extends Crypt_Base
* If the key is not explicitly set, it'll be assumed to be a single
* null byte.
*
* @see Crypt_Base::setKey()
* @see \phpseclib\Crypt\Base::setKey()
* @access public
* @param String $key
* @param Integer $t1 optional Effective key length in bits.
* @param string $key
* @param int $t1 optional Effective key length in bits.
*/
function setKey($key, $t1 = 0)
{
$this->orig_key = $key;
if ($t1 <= 0) {
$t1 = $this->default_key_length;
} else if ($t1 > 1024) {
} elseif ($t1 > 1024) {
$t1 = 1024;
}
$this->current_key_length = $t1;
// Key byte count should be 1..128.
$key = strlen($key) ? substr($key, 0, 128) : "\x00";
$t = strlen($key);
@ -413,17 +373,64 @@ class Crypt_RC2 extends Crypt_Base
// Prepare the key for mcrypt.
$l[0] = $this->invpitable[$l[0]];
array_unshift($l, 'C*');
parent::setKey(call_user_func_array('pack', $l));
}
/**
* Encrypts a message.
*
* Mostly a wrapper for \phpseclib\Crypt\Base::encrypt, with some additional OpenSSL handling code
*
* @see self::decrypt()
* @access public
* @param string $plaintext
* @return string $ciphertext
*/
function encrypt($plaintext)
{
if ($this->engine == self::ENGINE_OPENSSL) {
$temp = $this->key;
$this->key = $this->orig_key;
$result = parent::encrypt($plaintext);
$this->key = $temp;
return $result;
}
return parent::encrypt($plaintext);
}
/**
* Decrypts a message.
*
* Mostly a wrapper for \phpseclib\Crypt\Base::decrypt, with some additional OpenSSL handling code
*
* @see self::encrypt()
* @access public
* @param string $ciphertext
* @return string $plaintext
*/
function decrypt($ciphertext)
{
if ($this->engine == self::ENGINE_OPENSSL) {
$temp = $this->key;
$this->key = $this->orig_key;
$result = parent::decrypt($ciphertext);
$this->key = $temp;
return $result;
}
return parent::decrypt($ciphertext);
}
/**
* Encrypts a block
*
* @see Crypt_Base::_encryptBlock()
* @see Crypt_Base::encrypt()
* @see \phpseclib\Crypt\Base::_encryptBlock()
* @see \phpseclib\Crypt\Base::encrypt()
* @access private
* @param String $in
* @return String
* @param string $in
* @return string
*/
function _encryptBlock($in)
{
@ -464,11 +471,11 @@ class Crypt_RC2 extends Crypt_Base
/**
* Decrypts a block
*
* @see Crypt_Base::_decryptBlock()
* @see Crypt_Base::decrypt()
* @see \phpseclib\Crypt\Base::_decryptBlock()
* @see \phpseclib\Crypt\Base::decrypt()
* @access private
* @param String $in
* @return String
* @param string $in
* @return string
*/
function _decryptBlock($in)
{
@ -506,15 +513,34 @@ class Crypt_RC2 extends Crypt_Base
return pack('vvvv', $r0, $r1, $r2, $r3);
}
/**
* Setup the \phpseclib\Crypt\Base::ENGINE_MCRYPT $engine
*
* @see \phpseclib\Crypt\Base::_setupMcrypt()
* @access private
*/
function _setupMcrypt()
{
if (!isset($this->key)) {
$this->setKey('');
}
parent::_setupMcrypt();
}
/**
* Creates the key schedule
*
* @see Crypt_Base::_setupKey()
* @see \phpseclib\Crypt\Base::_setupKey()
* @access private
*/
function _setupKey()
{
// Key has already been expanded in Crypt_RC2::setKey():
if (!isset($this->key)) {
$this->setKey('');
}
// Key has already been expanded in \phpseclib\Crypt\RC2::setKey():
// Only the first value must be altered.
$l = unpack('Ca/Cb/v*', $this->key);
array_unshift($l, $this->pitable[$l['a']] | ($l['b'] << 8));
@ -526,24 +552,24 @@ class Crypt_RC2 extends Crypt_Base
/**
* Setup the performance-optimized function for de/encrypt()
*
* @see Crypt_Base::_setupInlineCrypt()
* @see \phpseclib\Crypt\Base::_setupInlineCrypt()
* @access private
*/
function _setupInlineCrypt()
{
$lambda_functions = &Crypt_RC2::_getLambdaFunctions();
$lambda_functions =& self::_getLambdaFunctions();
// The first 10 generated $lambda_functions will use the $keys hardcoded as integers
// for the mixing rounds, for better inline crypt performance [~20% faster].
// But for memory reason we have to limit those ultra-optimized $lambda_functions to an amount of 10.
$keys = $this->keys;
if (count($lambda_functions) >= 10) {
foreach ($this->keys as $k => $v) {
$keys[$k] = '$keys[' . $k . ']';
}
}
// (Currently, for Crypt_RC2, one generated $lambda_function cost on php5.5@32bit ~60kb unfreeable mem and ~100kb on php5.5@64bit)
$gen_hi_opt_code = (bool)(count($lambda_functions) < 10);
$code_hash = md5(str_pad("Crypt_RC2, {$this->mode}, ", 32, "\0") . implode(',', $keys));
// Generation of a unique hash for our generated code
$code_hash = "Crypt_RC2, {$this->mode}";
if ($gen_hi_opt_code) {
$code_hash = str_pad($code_hash, 32) . $this->_hashInlineCryptFunction($this->key);
}
// Is there a re-usable $lambda_functions in there?
// If not, we have to create it.
@ -551,6 +577,16 @@ class Crypt_RC2 extends Crypt_Base
// Init code for both, encrypt and decrypt.
$init_crypt = '$keys = $self->keys;';
switch (true) {
case $gen_hi_opt_code:
$keys = $this->keys;
default:
$keys = array();
foreach ($this->keys as $k => $v) {
$keys[$k] = '$keys[' . $k . ']';
}
}
// $in is the current 8 bytes block which has to be en/decrypt
$encrypt_block = $decrypt_block = '
$in = unpack("v4", $in);

228
securemail/vendor/phpseclib/phpseclib/phpseclib/Crypt/RC4.php vendored
View file

@ -5,7 +5,7 @@
*
* Uses mcrypt, if available, and an internal implementation, otherwise.
*
* PHP versions 4 and 5
* PHP version 5
*
* Useful resources are as follows:
*
@ -18,9 +18,9 @@
* Here's a short example of how to use this library:
* <code>
* <?php
* include 'Crypt/RC4.php';
* include 'vendor/autoload.php';
*
* $rc4 = new Crypt_RC4();
* $rc4 = new \phpseclib\Crypt\RC4();
*
* $rc4->setKey('abcdefgh');
*
@ -34,108 +34,59 @@
* ?>
* </code>
*
* LICENSE: 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.
*
* @category Crypt
* @package Crypt_RC4
* @package RC4
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2007 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
/**
* Include Crypt_Base
*
* Base cipher class
*/
if (!class_exists('Crypt_Base')) {
include_once 'Base.php';
}
/**#@+
* @access private
* @see Crypt_RC4::Crypt_RC4()
*/
/**
* Toggles the internal implementation
*/
define('CRYPT_RC4_MODE_INTERNAL', CRYPT_MODE_INTERNAL);
/**
* Toggles the mcrypt implementation
*/
define('CRYPT_RC4_MODE_MCRYPT', CRYPT_MODE_MCRYPT);
/**#@-*/
/**#@+
* @access private
* @see Crypt_RC4::_crypt()
*/
define('CRYPT_RC4_ENCRYPT', 0);
define('CRYPT_RC4_DECRYPT', 1);
/**#@-*/
namespace phpseclib\Crypt;
/**
* Pure-PHP implementation of RC4.
*
* @package Crypt_RC4
* @package RC4
* @author Jim Wigginton <terrafrost@php.net>
* @access public
*/
class Crypt_RC4 extends Crypt_Base
class RC4 extends Base
{
/**#@+
* @access private
* @see \phpseclib\Crypt\RC4::_crypt()
*/
const ENCRYPT = 0;
const DECRYPT = 1;
/**#@-*/
/**
* Block Length of the cipher
*
* RC4 is a stream cipher
* so we the block_size to 0
*
* @see Crypt_Base::block_size
* @var Integer
* @see \phpseclib\Crypt\Base::block_size
* @var int
* @access private
*/
var $block_size = 0;
/**
* The default password key_size used by setPassword()
* Key Length (in bytes)
*
* @see Crypt_Base::password_key_size
* @see Crypt_Base::setPassword()
* @var Integer
* @see \phpseclib\Crypt\RC4::setKeyLength()
* @var int
* @access private
*/
var $password_key_size = 128; // = 1024 bits
/**
* The namespace used by the cipher for its constants.
*
* @see Crypt_Base::const_namespace
* @var String
* @access private
*/
var $const_namespace = 'RC4';
var $key_length = 128; // = 1024 bits
/**
* The mcrypt specific name of the cipher
*
* @see Crypt_Base::cipher_name_mcrypt
* @var String
* @see \phpseclib\Crypt\Base::cipher_name_mcrypt
* @var string
* @access private
*/
var $cipher_name_mcrypt = 'arcfour';
@ -143,7 +94,7 @@ class Crypt_RC4 extends Crypt_Base
/**
* Holds whether performance-optimized $inline_crypt() can/should be used.
*
* @see Crypt_Base::inline_crypt
* @see \phpseclib\Crypt\Base::inline_crypt
* @var mixed
* @access private
*/
@ -152,8 +103,8 @@ class Crypt_RC4 extends Crypt_Base
/**
* The Key
*
* @see Crypt_RC4::setKey()
* @var String
* @see self::setKey()
* @var string
* @access private
*/
var $key = "\0";
@ -161,8 +112,8 @@ class Crypt_RC4 extends Crypt_Base
/**
* The Key Stream for decryption and encryption
*
* @see Crypt_RC4::setKey()
* @var Array
* @see self::setKey()
* @var array
* @access private
*/
var $stream;
@ -172,13 +123,45 @@ class Crypt_RC4 extends Crypt_Base
*
* Determines whether or not the mcrypt extension should be used.
*
* @see Crypt_Base::Crypt_Base()
* @return Crypt_RC4
* @see \phpseclib\Crypt\Base::__construct()
* @return \phpseclib\Crypt\RC4
* @access public
*/
function Crypt_RC4()
function __construct()
{
parent::Crypt_Base(CRYPT_MODE_STREAM);
parent::__construct(Base::MODE_STREAM);
}
/**
* Test for engine validity
*
* This is mainly just a wrapper to set things up for \phpseclib\Crypt\Base::isValidEngine()
*
* @see \phpseclib\Crypt\Base::__construct()
* @param int $engine
* @access public
* @return bool
*/
function isValidEngine($engine)
{
switch ($engine) {
case Base::ENGINE_OPENSSL:
switch (strlen($this->key)) {
case 5:
$this->cipher_name_openssl = 'rc4-40';
break;
case 8:
$this->cipher_name_openssl = 'rc4-64';
break;
case 16:
$this->cipher_name_openssl = 'rc4';
break;
default:
return false;
}
}
return parent::isValidEngine($engine);
}
/**
@ -196,8 +179,8 @@ class Crypt_RC4 extends Crypt_Base
* {@link http://www.rsa.com/rsalabs/node.asp?id=2009 http://www.rsa.com/rsalabs/node.asp?id=2009}
* {@link http://en.wikipedia.org/wiki/Related_key_attack http://en.wikipedia.org/wiki/Related_key_attack}
*
* @param String $iv
* @see Crypt_RC4::setKey()
* @param string $iv
* @see self::setKey()
* @access public
*/
function setIV($iv)
@ -205,35 +188,41 @@ class Crypt_RC4 extends Crypt_Base
}
/**
* Sets the key.
* Sets the key length
*
* Keys can be between 1 and 256 bytes long. If they are longer then 256 bytes, the first 256 bytes will
* be used. If no key is explicitly set, it'll be assumed to be a single null byte.
* Keys can be between 1 and 256 bytes long.
*
* @access public
* @see Crypt_Base::setKey()
* @param String $key
* @param int $length
*/
function setKey($key)
function setKeyLength($length)
{
parent::setKey(substr($key, 0, 256));
if ($length < 8) {
$this->key_length = 1;
} elseif ($length > 2048) {
$this->key_length = 256;
} else {
$this->key_length = $length >> 3;
}
parent::setKeyLength($length);
}
/**
* Encrypts a message.
*
* @see Crypt_Base::decrypt()
* @see Crypt_RC4::_crypt()
* @see \phpseclib\Crypt\Base::decrypt()
* @see self::_crypt()
* @access public
* @param String $plaintext
* @return String $ciphertext
* @param string $plaintext
* @return string $ciphertext
*/
function encrypt($plaintext)
{
if ($this->engine == CRYPT_MODE_MCRYPT) {
if ($this->engine != Base::ENGINE_INTERNAL) {
return parent::encrypt($plaintext);
}
return $this->_crypt($plaintext, CRYPT_RC4_ENCRYPT);
return $this->_crypt($plaintext, self::ENCRYPT);
}
/**
@ -242,25 +231,46 @@ class Crypt_RC4 extends Crypt_Base
* $this->decrypt($this->encrypt($plaintext)) == $this->encrypt($this->encrypt($plaintext)).
* At least if the continuous buffer is disabled.
*
* @see Crypt_Base::encrypt()
* @see Crypt_RC4::_crypt()
* @see \phpseclib\Crypt\Base::encrypt()
* @see self::_crypt()
* @access public
* @param String $ciphertext
* @return String $plaintext
* @param string $ciphertext
* @return string $plaintext
*/
function decrypt($ciphertext)
{
if ($this->engine == CRYPT_MODE_MCRYPT) {
if ($this->engine != Base::ENGINE_INTERNAL) {
return parent::decrypt($ciphertext);
}
return $this->_crypt($ciphertext, CRYPT_RC4_DECRYPT);
return $this->_crypt($ciphertext, self::DECRYPT);
}
/**
* Encrypts a block
*
* @access private
* @param string $in
*/
function _encryptBlock($in)
{
// RC4 does not utilize this method
}
/**
* Decrypts a block
*
* @access private
* @param string $in
*/
function _decryptBlock($in)
{
// RC4 does not utilize this method
}
/**
* Setup the key (expansion)
*
* @see Crypt_Base::_setupKey()
* @see \phpseclib\Crypt\Base::_setupKey()
* @access private
*/
function _setupKey()
@ -277,7 +287,7 @@ class Crypt_RC4 extends Crypt_Base
}
$this->stream = array();
$this->stream[CRYPT_RC4_DECRYPT] = $this->stream[CRYPT_RC4_ENCRYPT] = array(
$this->stream[self::DECRYPT] = $this->stream[self::ENCRYPT] = array(
0, // index $i
0, // index $j
$keyStream
@ -287,12 +297,12 @@ class Crypt_RC4 extends Crypt_Base
/**
* Encrypts or decrypts a message.
*
* @see Crypt_RC4::encrypt()
* @see Crypt_RC4::decrypt()
* @see self::encrypt()
* @see self::decrypt()
* @access private
* @param String $text
* @param Integer $mode
* @return String $text
* @param string $text
* @param int $mode
* @return string $text
*/
function _crypt($text, $mode)
{

1267
securemail/vendor/phpseclib/phpseclib/phpseclib/Crypt/RSA.php vendored
View file

File diff suppressed because it is too large Load diff

190
securemail/vendor/phpseclib/phpseclib/phpseclib/Crypt/Random.php vendored
View file

@ -3,57 +3,36 @@
/**
* Random Number Generator
*
* The idea behind this function is that it can be easily replaced with your own crypt_random_string()
* function. eg. maybe you have a better source of entropy for creating the initial states or whatever.
*
* PHP versions 4 and 5
* PHP version 5
*
* Here's a short example of how to use this library:
* <code>
* <?php
* include 'Crypt/Random.php';
* include 'vendor/autoload.php';
*
* echo bin2hex(crypt_random_string(8));
* echo bin2hex(\phpseclib\Crypt\Random::string(8));
* ?>
* </code>
*
* LICENSE: 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.
*
* @category Crypt
* @package Crypt_Random
* @package Random
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2007 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
// laravel is a PHP framework that utilizes phpseclib. laravel workbenches may, independently,
// have phpseclib as a requirement as well. if you're developing such a program you may encounter
// a "Cannot redeclare crypt_random_string()" error.
if (!function_exists('crypt_random_string')) {
/**
* "Is Windows" test
*
* @access private
*/
define('CRYPT_RANDOM_IS_WINDOWS', strtoupper(substr(PHP_OS, 0, 3)) === 'WIN');
namespace phpseclib\Crypt;
/**
* Pure-PHP Random Number Generator
*
* @package Random
* @author Jim Wigginton <terrafrost@php.net>
* @access public
*/
class Random
{
/**
* Generate a random string.
*
@ -61,16 +40,28 @@ if (!function_exists('crypt_random_string')) {
* microoptimizations because this function has the potential of being called a huge number of times.
* eg. for RSA key generation.
*
* @param Integer $length
* @return String
* @access public
* @param int $length
* @return string
*/
function crypt_random_string($length)
static function string($length)
{
if (CRYPT_RANDOM_IS_WINDOWS) {
if (version_compare(PHP_VERSION, '7.0.0', '>=')) {
try {
return \random_bytes($length);
} catch (\Throwable $e) {
// If a sufficient source of randomness is unavailable, random_bytes() will throw an
// object that implements the Throwable interface (Exception, TypeError, Error).
// We don't actually need to do anything here. The string() method should just continue
// as normal. Note, however, that if we don't have a sufficient source of randomness for
// random_bytes(), most of the other calls here will fail too, so we'll end up using
// the PHP implementation.
}
}
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
// method 1. prior to PHP 5.3 this would call rand() on windows hence the function_exists('class_alias') call.
// ie. class_alias is a function that was introduced in PHP 5.3
if (function_exists('mcrypt_create_iv') && function_exists('class_alias')) {
if (extension_loaded('mcrypt') && function_exists('class_alias')) {
return mcrypt_create_iv($length);
}
// method 2. openssl_random_pseudo_bytes was introduced in PHP 5.3.0 but prior to PHP 5.3.4 there was,
@ -86,12 +77,12 @@ if (!function_exists('crypt_random_string')) {
// https://github.com/php/php-src/blob/7014a0eb6d1611151a286c0ff4f2238f92c120d6/win32/winutil.c#L80
//
// we're calling it, all the same, in the off chance that the mcrypt extension is not available
if (function_exists('openssl_random_pseudo_bytes') && version_compare(PHP_VERSION, '5.3.4', '>=')) {
if (extension_loaded('openssl') && version_compare(PHP_VERSION, '5.3.4', '>=')) {
return openssl_random_pseudo_bytes($length);
}
} else {
// method 1. the fastest
if (function_exists('openssl_random_pseudo_bytes')) {
if (extension_loaded('openssl')) {
return openssl_random_pseudo_bytes($length);
}
// method 2
@ -109,7 +100,7 @@ if (!function_exists('crypt_random_string')) {
// surprisingly slower than method 2. maybe that's because mcrypt_create_iv does a bunch of error checking that we're
// not doing. regardless, this'll only be called if this PHP script couldn't open /dev/urandom due to open_basedir
// restrictions or some such
if (function_exists('mcrypt_create_iv')) {
if (extension_loaded('mcrypt')) {
return mcrypt_create_iv($length, MCRYPT_DEV_URANDOM);
}
}
@ -149,13 +140,13 @@ if (!function_exists('crypt_random_string')) {
session_start();
$v = $seed = $_SESSION['seed'] = pack('H*', sha1(
serialize($_SERVER) .
serialize($_POST) .
serialize($_GET) .
serialize($_COOKIE) .
serialize($GLOBALS) .
serialize($_SESSION) .
serialize($_OLD_SESSION)
(isset($_SERVER) ? phpseclib_safe_serialize($_SERVER) : '') .
(isset($_POST) ? phpseclib_safe_serialize($_POST) : '') .
(isset($_GET) ? phpseclib_safe_serialize($_GET) : '') .
(isset($_COOKIE) ? phpseclib_safe_serialize($_COOKIE) : '') .
phpseclib_safe_serialize($GLOBALS) .
phpseclib_safe_serialize($_SESSION) .
phpseclib_safe_serialize($_OLD_SESSION)
));
if (!isset($_SESSION['count'])) {
$_SESSION['count'] = 0;
@ -171,9 +162,9 @@ if (!function_exists('crypt_random_string')) {
ini_set('session.use_cookies', $old_use_cookies);
session_cache_limiter($old_session_cache_limiter);
} else {
if ($_OLD_SESSION !== false) {
$_SESSION = $_OLD_SESSION;
unset($_OLD_SESSION);
if ($_OLD_SESSION !== false) {
$_SESSION = $_OLD_SESSION;
unset($_OLD_SESSION);
} else {
unset($_SESSION);
}
@ -194,44 +185,26 @@ if (!function_exists('crypt_random_string')) {
//
// http://en.wikipedia.org/wiki/Cryptographically_secure_pseudorandom_number_generator#Designs_based_on_cryptographic_primitives
switch (true) {
case phpseclib_resolve_include_path('Crypt/AES.php'):
if (!class_exists('Crypt_AES')) {
include_once 'AES.php';
}
$crypto = new Crypt_AES(CRYPT_AES_MODE_CTR);
case class_exists('\phpseclib\Crypt\AES'):
$crypto = new AES(Base::MODE_CTR);
break;
case phpseclib_resolve_include_path('Crypt/Twofish.php'):
if (!class_exists('Crypt_Twofish')) {
include_once 'Twofish.php';
}
$crypto = new Crypt_Twofish(CRYPT_TWOFISH_MODE_CTR);
case class_exists('\phpseclib\Crypt\Twofish'):
$crypto = new Twofish(Base::MODE_CTR);
break;
case phpseclib_resolve_include_path('Crypt/Blowfish.php'):
if (!class_exists('Crypt_Blowfish')) {
include_once 'Blowfish.php';
}
$crypto = new Crypt_Blowfish(CRYPT_BLOWFISH_MODE_CTR);
case class_exists('\phpseclib\Crypt\Blowfish'):
$crypto = new Blowfish(Base::MODE_CTR);
break;
case phpseclib_resolve_include_path('Crypt/TripleDES.php'):
if (!class_exists('Crypt_TripleDES')) {
include_once 'TripleDES.php';
}
$crypto = new Crypt_TripleDES(CRYPT_DES_MODE_CTR);
case class_exists('\phpseclib\Crypt\TripleDES'):
$crypto = new TripleDES(Base::MODE_CTR);
break;
case phpseclib_resolve_include_path('Crypt/DES.php'):
if (!class_exists('Crypt_DES')) {
include_once 'DES.php';
}
$crypto = new Crypt_DES(CRYPT_DES_MODE_CTR);
case class_exists('\phpseclib\Crypt\DES'):
$crypto = new DES(Base::MODE_CTR);
break;
case phpseclib_resolve_include_path('Crypt/RC4.php'):
if (!class_exists('Crypt_RC4')) {
include_once 'RC4.php';
}
$crypto = new Crypt_RC4();
case class_exists('\phpseclib\Crypt\RC4'):
$crypto = new RC4();
break;
default:
user_error('crypt_random_string requires at least one symmetric cipher be loaded');
user_error(__CLASS__ . ' requires at least one symmetric cipher be loaded');
return false;
}
@ -261,40 +234,37 @@ if (!function_exists('crypt_random_string')) {
}
}
if (!function_exists('phpseclib_resolve_include_path')) {
if (!function_exists('phpseclib_safe_serialize')) {
/**
* Resolve filename against the include path.
* Safely serialize variables
*
* Wrapper around stream_resolve_include_path() (which was introduced in
* PHP 5.3.2) with fallback implementation for earlier PHP versions.
* If a class has a private __sleep() method it'll give a fatal error on PHP 5.2 and earlier.
* PHP 5.3 will emit a warning.
*
* @param string $filename
* @return mixed Filename (string) on success, false otherwise.
* @param mixed $arr
* @access public
*/
function phpseclib_resolve_include_path($filename)
function phpseclib_safe_serialize(&$arr)
{
if (function_exists('stream_resolve_include_path')) {
return stream_resolve_include_path($filename);
if (is_object($arr)) {
return '';
}
// handle non-relative paths
if (file_exists($filename)) {
return realpath($filename);
if (!is_array($arr)) {
return serialize($arr);
}
$paths = PATH_SEPARATOR == ':' ?
preg_split('#(?<!phar):#', get_include_path()) :
explode(PATH_SEPARATOR, get_include_path());
foreach ($paths as $prefix) {
// path's specified in include_path don't always end in /
$ds = substr($prefix, -1) == DIRECTORY_SEPARATOR ? '' : DIRECTORY_SEPARATOR;
$file = $prefix . $ds . $filename;
if (file_exists($file)) {
return realpath($file);
// prevent circular array recursion
if (isset($arr['__phpseclib_marker'])) {
return '';
}
$safearr = array();
$arr['__phpseclib_marker'] = true;
foreach (array_keys($arr) as $key) {
// do not recurse on the '__phpseclib_marker' key itself, for smaller memory usage
if ($key !== '__phpseclib_marker') {
$safearr[$key] = phpseclib_safe_serialize($arr[$key]);
}
}
return false;
unset($arr['__phpseclib_marker']);
return serialize($safearr);
}
}

1122
securemail/vendor/phpseclib/phpseclib/phpseclib/Crypt/Rijndael.php vendored
View file

File diff suppressed because it is too large Load diff

268
securemail/vendor/phpseclib/phpseclib/phpseclib/Crypt/TripleDES.php vendored
View file

@ -5,14 +5,14 @@
*
* Uses mcrypt, if available, and an internal implementation, otherwise. Operates in the EDE3 mode (encrypt-decrypt-encrypt).
*
* PHP versions 4 and 5
* PHP version 5
*
* Here's a short example of how to use this library:
* <code>
* <?php
* include 'Crypt/TripleDES.php';
* include 'vendor/autoload.php';
*
* $des = new Crypt_TripleDES();
* $des = new \phpseclib\Crypt\TripleDES();
*
* $des->setKey('abcdefghijklmnopqrstuvwx');
*
@ -26,99 +26,64 @@
* ?>
* </code>
*
* LICENSE: 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.
*
* @category Crypt
* @package Crypt_TripleDES
* @package TripleDES
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2007 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
/**
* Include Crypt_DES
*/
if (!class_exists('Crypt_DES')) {
include_once 'DES.php';
}
/**
* Encrypt / decrypt using inner chaining
*
* Inner chaining is used by SSH-1 and is generally considered to be less secure then outer chaining (CRYPT_DES_MODE_CBC3).
*/
define('CRYPT_DES_MODE_3CBC', -2);
/**
* Encrypt / decrypt using outer chaining
*
* Outer chaining is used by SSH-2 and when the mode is set to CRYPT_DES_MODE_CBC.
*/
define('CRYPT_DES_MODE_CBC3', CRYPT_DES_MODE_CBC);
namespace phpseclib\Crypt;
/**
* Pure-PHP implementation of Triple DES.
*
* @package Crypt_TripleDES
* @package TripleDES
* @author Jim Wigginton <terrafrost@php.net>
* @access public
*/
class Crypt_TripleDES extends Crypt_DES
class TripleDES extends DES
{
/**
* The default password key_size used by setPassword()
* Encrypt / decrypt using inner chaining
*
* @see Crypt_DES::password_key_size
* @see Crypt_Base::password_key_size
* @see Crypt_Base::setPassword()
* @var Integer
* Inner chaining is used by SSH-1 and is generally considered to be less secure then outer chaining (self::MODE_CBC3).
*/
const MODE_3CBC = -2;
/**
* Encrypt / decrypt using outer chaining
*
* Outer chaining is used by SSH-2 and when the mode is set to \phpseclib\Crypt\Base::MODE_CBC.
*/
const MODE_CBC3 = Base::MODE_CBC;
/**
* Key Length (in bytes)
*
* @see \phpseclib\Crypt\TripleDES::setKeyLength()
* @var int
* @access private
*/
var $password_key_size = 24;
var $key_length = 24;
/**
* The default salt used by setPassword()
*
* @see Crypt_Base::password_default_salt
* @see Crypt_Base::setPassword()
* @var String
* @see \phpseclib\Crypt\Base::password_default_salt
* @see \phpseclib\Crypt\Base::setPassword()
* @var string
* @access private
*/
var $password_default_salt = 'phpseclib';
/**
* The namespace used by the cipher for its constants.
*
* @see Crypt_DES::const_namespace
* @see Crypt_Base::const_namespace
* @var String
* @access private
*/
var $const_namespace = 'DES';
/**
* The mcrypt specific name of the cipher
*
* @see Crypt_DES::cipher_name_mcrypt
* @see Crypt_Base::cipher_name_mcrypt
* @var String
* @see \phpseclib\Crypt\DES::cipher_name_mcrypt
* @see \phpseclib\Crypt\Base::cipher_name_mcrypt
* @var string
* @access private
*/
var $cipher_name_mcrypt = 'tripledes';
@ -126,8 +91,8 @@ class Crypt_TripleDES extends Crypt_DES
/**
* Optimizing value while CFB-encrypting
*
* @see Crypt_Base::cfb_init_len
* @var Integer
* @see \phpseclib\Crypt\Base::cfb_init_len
* @var int
* @access private
*/
var $cfb_init_len = 750;
@ -135,27 +100,27 @@ class Crypt_TripleDES extends Crypt_DES
/**
* max possible size of $key
*
* @see Crypt_TripleDES::setKey()
* @see Crypt_DES::setKey()
* @var String
* @see self::setKey()
* @see \phpseclib\Crypt\DES::setKey()
* @var string
* @access private
*/
var $key_size_max = 24;
var $key_length_max = 24;
/**
* Internal flag whether using CRYPT_DES_MODE_3CBC or not
* Internal flag whether using self::MODE_3CBC or not
*
* @var Boolean
* @var bool
* @access private
*/
var $mode_3cbc;
/**
* The Crypt_DES objects
* The \phpseclib\Crypt\DES objects
*
* Used only if $mode_3cbc === true
*
* @var Array
* @var array
* @access private
*/
var $des;
@ -167,61 +132,82 @@ class Crypt_TripleDES extends Crypt_DES
*
* $mode could be:
*
* - CRYPT_DES_MODE_ECB
* - \phpseclib\Crypt\Base::MODE_ECB
*
* - CRYPT_DES_MODE_CBC
* - \phpseclib\Crypt\Base::MODE_CBC
*
* - CRYPT_DES_MODE_CTR
* - \phpseclib\Crypt\Base::MODE_CTR
*
* - CRYPT_DES_MODE_CFB
* - \phpseclib\Crypt\Base::MODE_CFB
*
* - CRYPT_DES_MODE_OFB
* - \phpseclib\Crypt\Base::MODE_OFB
*
* - CRYPT_DES_MODE_3CBC
* - \phpseclib\Crypt\TripleDES::MODE_3CBC
*
* If not explicitly set, CRYPT_DES_MODE_CBC will be used.
* If not explicitly set, \phpseclib\Crypt\Base::MODE_CBC will be used.
*
* @see Crypt_DES::Crypt_DES()
* @see Crypt_Base::Crypt_Base()
* @param optional Integer $mode
* @see \phpseclib\Crypt\DES::__construct()
* @see \phpseclib\Crypt\Base::__construct()
* @param int $mode
* @access public
*/
function Crypt_TripleDES($mode = CRYPT_DES_MODE_CBC)
function __construct($mode = Base::MODE_CBC)
{
switch ($mode) {
// In case of CRYPT_DES_MODE_3CBC, we init as CRYPT_DES_MODE_CBC
// In case of self::MODE_3CBC, we init as CRYPT_DES_MODE_CBC
// and additional flag us internally as 3CBC
case CRYPT_DES_MODE_3CBC:
parent::Crypt_Base(CRYPT_DES_MODE_CBC);
case self::MODE_3CBC:
parent::__construct(Base::MODE_CBC);
$this->mode_3cbc = true;
// This three $des'es will do the 3CBC work (if $key > 64bits)
$this->des = array(
new Crypt_DES(CRYPT_DES_MODE_CBC),
new Crypt_DES(CRYPT_DES_MODE_CBC),
new Crypt_DES(CRYPT_DES_MODE_CBC),
new DES(Base::MODE_CBC),
new DES(Base::MODE_CBC),
new DES(Base::MODE_CBC),
);
// we're going to be doing the padding, ourselves, so disable it in the Crypt_DES objects
// we're going to be doing the padding, ourselves, so disable it in the \phpseclib\Crypt\DES objects
$this->des[0]->disablePadding();
$this->des[1]->disablePadding();
$this->des[2]->disablePadding();
break;
// If not 3CBC, we init as usual
default:
parent::Crypt_Base($mode);
parent::__construct($mode);
}
}
/**
* Test for engine validity
*
* This is mainly just a wrapper to set things up for \phpseclib\Crypt\Base::isValidEngine()
*
* @see \phpseclib\Crypt\Base::__construct()
* @param int $engine
* @access public
* @return bool
*/
function isValidEngine($engine)
{
if ($engine == self::ENGINE_OPENSSL) {
$this->cipher_name_openssl_ecb = 'des-ede3';
$mode = $this->_openssl_translate_mode();
$this->cipher_name_openssl = $mode == 'ecb' ? 'des-ede3' : 'des-ede3-' . $mode;
}
return parent::isValidEngine($engine);
}
/**
* Sets the initialization vector. (optional)
*
* SetIV is not required when CRYPT_DES_MODE_ECB is being used. If not explicitly set, it'll be assumed
* SetIV is not required when \phpseclib\Crypt\Base::MODE_ECB is being used. If not explicitly set, it'll be assumed
* to be all zero's.
*
* @see Crypt_Base::setIV()
* @see \phpseclib\Crypt\Base::setIV()
* @access public
* @param String $iv
* @param string $iv
*/
function setIV($iv)
{
@ -233,6 +219,32 @@ class Crypt_TripleDES extends Crypt_DES
}
}
/**
* Sets the key length.
*
* Valid key lengths are 64, 128 and 192
*
* @see \phpseclib\Crypt\Base:setKeyLength()
* @access public
* @param int $length
*/
function setKeyLength($length)
{
$length >>= 3;
switch (true) {
case $length <= 8:
$this->key_length = 8;
break;
case $length <= 16:
$this->key_length = 16;
break;
default:
$this->key_length = 24;
}
parent::setKeyLength($length);
}
/**
* Sets the key.
*
@ -244,24 +256,24 @@ class Crypt_TripleDES extends Crypt_DES
* If the key is not explicitly set, it'll be assumed to be all null bytes.
*
* @access public
* @see Crypt_DES::setKey()
* @see Crypt_Base::setKey()
* @param String $key
* @see \phpseclib\Crypt\DES::setKey()
* @see \phpseclib\Crypt\Base::setKey()
* @param string $key
*/
function setKey($key)
{
$length = strlen($key);
$length = $this->explicit_key_length ? $this->key_length : strlen($key);
if ($length > 8) {
$key = str_pad(substr($key, 0, 24), 24, chr(0));
// if $key is between 64 and 128-bits, use the first 64-bits as the last, per this:
// http://php.net/function.mcrypt-encrypt#47973
//$key = $length <= 16 ? substr_replace($key, substr($key, 0, 8), 16) : substr($key, 0, 24);
$key = $length <= 16 ? substr_replace($key, substr($key, 0, 8), 16) : substr($key, 0, 24);
} else {
$key = str_pad($key, 8, chr(0));
}
parent::setKey($key);
// And in case of CRYPT_DES_MODE_3CBC:
// And in case of self::MODE_3CBC:
// if key <= 64bits we not need the 3 $des to work,
// because we will then act as regular DES-CBC with just a <= 64bit key.
// So only if the key > 64bits (> 8 bytes) we will call setKey() for the 3 $des.
@ -275,15 +287,15 @@ class Crypt_TripleDES extends Crypt_DES
/**
* Encrypts a message.
*
* @see Crypt_Base::encrypt()
* @see \phpseclib\Crypt\Base::encrypt()
* @access public
* @param String $plaintext
* @return String $cipertext
* @param string $plaintext
* @return string $cipertext
*/
function encrypt($plaintext)
{
// parent::en/decrypt() is able to do all the work for all modes and keylengths,
// except for: CRYPT_DES_MODE_3CBC (inner chaining CBC) with a key > 64bits
// except for: self::MODE_3CBC (inner chaining CBC) with a key > 64bits
// if the key is smaller then 8, do what we'd normally do
if ($this->mode_3cbc && strlen($this->key) > 8) {
@ -302,10 +314,10 @@ class Crypt_TripleDES extends Crypt_DES
/**
* Decrypts a message.
*
* @see Crypt_Base::decrypt()
* @see \phpseclib\Crypt\Base::decrypt()
* @access public
* @param String $ciphertext
* @return String $plaintext
* @param string $ciphertext
* @return string $plaintext
*/
function decrypt($ciphertext)
{
@ -353,13 +365,13 @@ class Crypt_TripleDES extends Crypt_DES
* outputs. The reason is due to the fact that the initialization vector's change after every encryption /
* decryption round when the continuous buffer is enabled. When it's disabled, they remain constant.
*
* Put another way, when the continuous buffer is enabled, the state of the Crypt_DES() object changes after each
* Put another way, when the continuous buffer is enabled, the state of the \phpseclib\Crypt\DES() object changes after each
* encryption / decryption round, whereas otherwise, it'd remain constant. For this reason, it's recommended that
* continuous buffers not be used. They do offer better security and are, in fact, sometimes required (SSH uses them),
* however, they are also less intuitive and more likely to cause you problems.
*
* @see Crypt_Base::enableContinuousBuffer()
* @see Crypt_TripleDES::disableContinuousBuffer()
* @see \phpseclib\Crypt\Base::enableContinuousBuffer()
* @see self::disableContinuousBuffer()
* @access public
*/
function enableContinuousBuffer()
@ -377,8 +389,8 @@ class Crypt_TripleDES extends Crypt_DES
*
* The default behavior.
*
* @see Crypt_Base::disableContinuousBuffer()
* @see Crypt_TripleDES::enableContinuousBuffer()
* @see \phpseclib\Crypt\Base::disableContinuousBuffer()
* @see self::enableContinuousBuffer()
* @access public
*/
function disableContinuousBuffer()
@ -394,8 +406,8 @@ class Crypt_TripleDES extends Crypt_DES
/**
* Creates the key schedule
*
* @see Crypt_DES::_setupKey()
* @see Crypt_Base::_setupKey()
* @see \phpseclib\Crypt\DES::_setupKey()
* @see \phpseclib\Crypt\Base::_setupKey()
* @access private
*/
function _setupKey()
@ -425,4 +437,24 @@ class Crypt_TripleDES extends Crypt_DES
// setup our key
parent::_setupKey();
}
/**
* Sets the internal crypt engine
*
* @see \phpseclib\Crypt\Base::__construct()
* @see \phpseclib\Crypt\Base::setPreferredEngine()
* @param int $engine
* @access public
* @return int
*/
function setPreferredEngine($engine)
{
if ($this->mode_3cbc) {
$this->des[0]->setPreferredEngine($engine);
$this->des[1]->setPreferredEngine($engine);
$this->des[2]->setPreferredEngine($engine);
}
return parent::setPreferredEngine($engine);
}
}

243
securemail/vendor/phpseclib/phpseclib/phpseclib/Crypt/Twofish.php vendored
View file

@ -5,7 +5,7 @@
*
* Uses mcrypt, if available, and an internal implementation, otherwise.
*
* PHP versions 4 and 5
* PHP version 5
*
* Useful resources are as follows:
*
@ -14,9 +14,9 @@
* Here's a short example of how to use this library:
* <code>
* <?php
* include 'Crypt/Twofish.php';
* include 'vendor/autoload.php';
*
* $twofish = new Crypt_Twofish();
* $twofish = new \phpseclib\Crypt\Twofish();
*
* $twofish->setKey('12345678901234567890123456789012');
*
@ -26,26 +26,8 @@
* ?>
* </code>
*
* LICENSE: 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.
*
* @category Crypt
* @package Crypt_Twofish
* @package Twofish
* @author Jim Wigginton <terrafrost@php.net>
* @author Hans-Juergen Petrich <petrich@tronic-media.com>
* @copyright 2007 Jim Wigginton
@ -53,92 +35,23 @@
* @link http://phpseclib.sourceforge.net
*/
/**
* Include Crypt_Base
*
* Base cipher class
*/
if (!class_exists('Crypt_Base')) {
include_once 'Base.php';
}
/**#@+
* @access public
* @see Crypt_Twofish::encrypt()
* @see Crypt_Twofish::decrypt()
*/
/**
* Encrypt / decrypt using the Counter mode.
*
* Set to -1 since that's what Crypt/Random.php uses to index the CTR mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Counter_.28CTR.29
*/
define('CRYPT_TWOFISH_MODE_CTR', CRYPT_MODE_CTR);
/**
* Encrypt / decrypt using the Electronic Code Book mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Electronic_codebook_.28ECB.29
*/
define('CRYPT_TWOFISH_MODE_ECB', CRYPT_MODE_ECB);
/**
* Encrypt / decrypt using the Code Book Chaining mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher-block_chaining_.28CBC.29
*/
define('CRYPT_TWOFISH_MODE_CBC', CRYPT_MODE_CBC);
/**
* Encrypt / decrypt using the Cipher Feedback mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Cipher_feedback_.28CFB.29
*/
define('CRYPT_TWOFISH_MODE_CFB', CRYPT_MODE_CFB);
/**
* Encrypt / decrypt using the Cipher Feedback mode.
*
* @link http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation#Output_feedback_.28OFB.29
*/
define('CRYPT_TWOFISH_MODE_OFB', CRYPT_MODE_OFB);
/**#@-*/
/**#@+
* @access private
* @see Crypt_Base::Crypt_Base()
*/
/**
* Toggles the internal implementation
*/
define('CRYPT_TWOFISH_MODE_INTERNAL', CRYPT_MODE_INTERNAL);
/**
* Toggles the mcrypt implementation
*/
define('CRYPT_TWOFISH_MODE_MCRYPT', CRYPT_MODE_MCRYPT);
/**#@-*/
namespace phpseclib\Crypt;
/**
* Pure-PHP implementation of Twofish.
*
* @package Crypt_Twofish
* @package Twofish
* @author Jim Wigginton <terrafrost@php.net>
* @author Hans-Juergen Petrich <petrich@tronic-media.com>
* @access public
*/
class Crypt_Twofish extends Crypt_Base
class Twofish extends Base
{
/**
* The namespace used by the cipher for its constants.
*
* @see Crypt_Base::const_namespace
* @var String
* @access private
*/
var $const_namespace = 'TWOFISH';
/**
* The mcrypt specific name of the cipher
*
* @see Crypt_Base::cipher_name_mcrypt
* @var String
* @see \phpseclib\Crypt\Base::cipher_name_mcrypt
* @var string
* @access private
*/
var $cipher_name_mcrypt = 'twofish';
@ -146,8 +59,8 @@ class Crypt_Twofish extends Crypt_Base
/**
* Optimizing value while CFB-encrypting
*
* @see Crypt_Base::cfb_init_len
* @var Integer
* @see \phpseclib\Crypt\Base::cfb_init_len
* @var int
* @access private
*/
var $cfb_init_len = 800;
@ -155,10 +68,10 @@ class Crypt_Twofish extends Crypt_Base
/**
* Q-Table
*
* @var Array
* @var array
* @access private
*/
var $q0 = array (
var $q0 = array(
0xA9, 0x67, 0xB3, 0xE8, 0x04, 0xFD, 0xA3, 0x76,
0x9A, 0x92, 0x80, 0x78, 0xE4, 0xDD, 0xD1, 0x38,
0x0D, 0xC6, 0x35, 0x98, 0x18, 0xF7, 0xEC, 0x6C,
@ -196,10 +109,10 @@ class Crypt_Twofish extends Crypt_Base
/**
* Q-Table
*
* @var Array
* @var array
* @access private
*/
var $q1 = array (
var $q1 = array(
0x75, 0xF3, 0xC6, 0xF4, 0xDB, 0x7B, 0xFB, 0xC8,
0x4A, 0xD3, 0xE6, 0x6B, 0x45, 0x7D, 0xE8, 0x4B,
0xD6, 0x32, 0xD8, 0xFD, 0x37, 0x71, 0xF1, 0xE1,
@ -237,10 +150,10 @@ class Crypt_Twofish extends Crypt_Base
/**
* M-Table
*
* @var Array
* @var array
* @access private
*/
var $m0 = array (
var $m0 = array(
0xBCBC3275, 0xECEC21F3, 0x202043C6, 0xB3B3C9F4, 0xDADA03DB, 0x02028B7B, 0xE2E22BFB, 0x9E9EFAC8,
0xC9C9EC4A, 0xD4D409D3, 0x18186BE6, 0x1E1E9F6B, 0x98980E45, 0xB2B2387D, 0xA6A6D2E8, 0x2626B74B,
0x3C3C57D6, 0x93938A32, 0x8282EED8, 0x525298FD, 0x7B7BD437, 0xBBBB3771, 0x5B5B97F1, 0x474783E1,
@ -278,10 +191,10 @@ class Crypt_Twofish extends Crypt_Base
/**
* M-Table
*
* @var Array
* @var array
* @access private
*/
var $m1 = array (
var $m1 = array(
0xA9D93939, 0x67901717, 0xB3719C9C, 0xE8D2A6A6, 0x04050707, 0xFD985252, 0xA3658080, 0x76DFE4E4,
0x9A084545, 0x92024B4B, 0x80A0E0E0, 0x78665A5A, 0xE4DDAFAF, 0xDDB06A6A, 0xD1BF6363, 0x38362A2A,
0x0D54E6E6, 0xC6432020, 0x3562CCCC, 0x98BEF2F2, 0x181E1212, 0xF724EBEB, 0xECD7A1A1, 0x6C774141,
@ -319,10 +232,10 @@ class Crypt_Twofish extends Crypt_Base
/**
* M-Table
*
* @var Array
* @var array
* @access private
*/
var $m2 = array (
var $m2 = array(
0xBC75BC32, 0xECF3EC21, 0x20C62043, 0xB3F4B3C9, 0xDADBDA03, 0x027B028B, 0xE2FBE22B, 0x9EC89EFA,
0xC94AC9EC, 0xD4D3D409, 0x18E6186B, 0x1E6B1E9F, 0x9845980E, 0xB27DB238, 0xA6E8A6D2, 0x264B26B7,
0x3CD63C57, 0x9332938A, 0x82D882EE, 0x52FD5298, 0x7B377BD4, 0xBB71BB37, 0x5BF15B97, 0x47E14783,
@ -360,10 +273,10 @@ class Crypt_Twofish extends Crypt_Base
/**
* M-Table
*
* @var Array
* @var array
* @access private
*/
var $m3 = array (
var $m3 = array(
0xD939A9D9, 0x90176790, 0x719CB371, 0xD2A6E8D2, 0x05070405, 0x9852FD98, 0x6580A365, 0xDFE476DF,
0x08459A08, 0x024B9202, 0xA0E080A0, 0x665A7866, 0xDDAFE4DD, 0xB06ADDB0, 0xBF63D1BF, 0x362A3836,
0x54E60D54, 0x4320C643, 0x62CC3562, 0xBEF298BE, 0x1E12181E, 0x24EBF724, 0xD7A1ECD7, 0x77416C77,
@ -401,7 +314,7 @@ class Crypt_Twofish extends Crypt_Base
/**
* The Key Schedule Array
*
* @var Array
* @var array
* @access private
*/
var $K = array();
@ -409,7 +322,7 @@ class Crypt_Twofish extends Crypt_Base
/**
* The Key depended S-Table 0
*
* @var Array
* @var array
* @access private
*/
var $S0 = array();
@ -417,7 +330,7 @@ class Crypt_Twofish extends Crypt_Base
/**
* The Key depended S-Table 1
*
* @var Array
* @var array
* @access private
*/
var $S1 = array();
@ -425,7 +338,7 @@ class Crypt_Twofish extends Crypt_Base
/**
* The Key depended S-Table 2
*
* @var Array
* @var array
* @access private
*/
var $S2 = array();
@ -433,7 +346,7 @@ class Crypt_Twofish extends Crypt_Base
/**
* The Key depended S-Table 3
*
* @var Array
* @var array
* @access private
*/
var $S3 = array();
@ -441,47 +354,48 @@ class Crypt_Twofish extends Crypt_Base
/**
* Holds the last used key
*
* @var Array
* @var array
* @access private
*/
var $kl;
/**
* Sets the key.
* The Key Length (in bytes)
*
* Keys can be of any length. Twofish, itself, requires the use of a key that's 128, 192 or 256-bits long.
* If the key is less than 256-bits we round the length up to the closest valid key length,
* padding $key with null bytes. If the key is more than 256-bits, we trim the excess bits.
* @see Crypt_Twofish::setKeyLength()
* @var int
* @access private
*/
var $key_length = 16;
/**
* Sets the key length.
*
* If the key is not explicitly set, it'll be assumed a 128 bits key to be all null bytes.
* Valid key lengths are 128, 192 or 256 bits
*
* @access public
* @see Crypt_Base::setKey()
* @param String $key
* @param int $length
*/
function setKey($key)
function setKeyLength($length)
{
$keylength = strlen($key);
switch (true) {
case $keylength <= 16:
$key = str_pad($key, 16, "\0");
case $length <= 128:
$this->key_length = 16;
break;
case $keylength <= 24:
$key = str_pad($key, 24, "\0");
case $length <= 192:
$this->key_length = 24;
break;
case $keylength < 32:
$key = str_pad($key, 32, "\0");
break;
case $keylength > 32:
$key = substr($key, 0, 32);
default:
$this->key_length = 32;
}
parent::setKey($key);
parent::setKeyLength($length);
}
/**
* Setup the key (expansion)
*
* @see Crypt_Base::_setupKey()
* @see \phpseclib\Crypt\Base::_setupKey()
* @access private
*/
function _setupKey()
@ -506,9 +420,9 @@ class Crypt_Twofish extends Crypt_Base
switch (strlen($this->key)) {
case 16:
list ($s7, $s6, $s5, $s4) = $this->_mdsrem($le_longs[1], $le_longs[2]);
list ($s3, $s2, $s1, $s0) = $this->_mdsrem($le_longs[3], $le_longs[4]);
for ($i = 0, $j = 1; $i < 40; $i+= 2,$j+= 2) {
list($s7, $s6, $s5, $s4) = $this->_mdsrem($le_longs[1], $le_longs[2]);
list($s3, $s2, $s1, $s0) = $this->_mdsrem($le_longs[3], $le_longs[4]);
for ($i = 0, $j = 1; $i < 40; $i+= 2, $j+= 2) {
$A = $m0[$q0[$q0[$i] ^ $key[ 9]] ^ $key[1]] ^
$m1[$q0[$q1[$i] ^ $key[10]] ^ $key[2]] ^
$m2[$q1[$q0[$i] ^ $key[11]] ^ $key[3]] ^
@ -529,9 +443,9 @@ class Crypt_Twofish extends Crypt_Base
}
break;
case 24:
list ($sb, $sa, $s9, $s8) = $this->_mdsrem($le_longs[1], $le_longs[2]);
list ($s7, $s6, $s5, $s4) = $this->_mdsrem($le_longs[3], $le_longs[4]);
list ($s3, $s2, $s1, $s0) = $this->_mdsrem($le_longs[5], $le_longs[6]);
list($sb, $sa, $s9, $s8) = $this->_mdsrem($le_longs[1], $le_longs[2]);
list($s7, $s6, $s5, $s4) = $this->_mdsrem($le_longs[3], $le_longs[4]);
list($s3, $s2, $s1, $s0) = $this->_mdsrem($le_longs[5], $le_longs[6]);
for ($i = 0, $j = 1; $i < 40; $i+= 2, $j+= 2) {
$A = $m0[$q0[$q0[$q1[$i] ^ $key[17]] ^ $key[ 9]] ^ $key[1]] ^
$m1[$q0[$q1[$q1[$i] ^ $key[18]] ^ $key[10]] ^ $key[2]] ^
@ -553,10 +467,10 @@ class Crypt_Twofish extends Crypt_Base
}
break;
default: // 32
list ($sf, $se, $sd, $sc) = $this->_mdsrem($le_longs[1], $le_longs[2]);
list ($sb, $sa, $s9, $s8) = $this->_mdsrem($le_longs[3], $le_longs[4]);
list ($s7, $s6, $s5, $s4) = $this->_mdsrem($le_longs[5], $le_longs[6]);
list ($s3, $s2, $s1, $s0) = $this->_mdsrem($le_longs[7], $le_longs[8]);
list($sf, $se, $sd, $sc) = $this->_mdsrem($le_longs[1], $le_longs[2]);
list($sb, $sa, $s9, $s8) = $this->_mdsrem($le_longs[3], $le_longs[4]);
list($s7, $s6, $s5, $s4) = $this->_mdsrem($le_longs[5], $le_longs[6]);
list($s3, $s2, $s1, $s0) = $this->_mdsrem($le_longs[7], $le_longs[8]);
for ($i = 0, $j = 1; $i < 40; $i+= 2, $j+= 2) {
$A = $m0[$q0[$q0[$q1[$q1[$i] ^ $key[25]] ^ $key[17]] ^ $key[ 9]] ^ $key[1]] ^
$m1[$q0[$q1[$q1[$q0[$i] ^ $key[26]] ^ $key[18]] ^ $key[10]] ^ $key[2]] ^
@ -589,9 +503,9 @@ class Crypt_Twofish extends Crypt_Base
* _mdsrem function using by the twofish cipher algorithm
*
* @access private
* @param String $A
* @param String $B
* @return Array
* @param string $A
* @param string $B
* @return array
*/
function _mdsrem($A, $B)
{
@ -618,7 +532,9 @@ class Crypt_Twofish extends Crypt_Base
$u^= 0x7fffffff & ($t >> 1);
// Add the modular polynomial on underflow.
if ($t & 0x01) $u^= 0xa6 ;
if ($t & 0x01) {
$u^= 0xa6 ;
}
// Remove t * (a + 1/a) * (x^3 + x).
$B^= ($u << 24) | ($u << 8);
@ -635,8 +551,8 @@ class Crypt_Twofish extends Crypt_Base
* Encrypts a block
*
* @access private
* @param String $in
* @return String
* @param string $in
* @return string
*/
function _encryptBlock($in)
{
@ -691,8 +607,8 @@ class Crypt_Twofish extends Crypt_Base
* Decrypts a block
*
* @access private
* @param String $in
* @return String
* @param string $in
* @return string
*/
function _decryptBlock($in)
{
@ -746,29 +662,27 @@ class Crypt_Twofish extends Crypt_Base
/**
* Setup the performance-optimized function for de/encrypt()
*
* @see Crypt_Base::_setupInlineCrypt()
* @see \phpseclib\Crypt\Base::_setupInlineCrypt()
* @access private
*/
function _setupInlineCrypt()
{
$lambda_functions =& Crypt_Twofish::_getLambdaFunctions();
$lambda_functions =& self::_getLambdaFunctions();
// Max. 10 Ultra-Hi-optimized inline-crypt functions. After that, we'll (still) create very fast code, but not the ultimate fast one.
$gen_hi_opt_code = (bool)( count($lambda_functions) < 10 );
// (Currently, for Crypt_Twofish, one generated $lambda_function cost on php5.5@32bit ~140kb unfreeable mem and ~240kb on php5.5@64bit)
$gen_hi_opt_code = (bool)(count($lambda_functions) < 10);
switch (true) {
case $gen_hi_opt_code:
$code_hash = md5(str_pad("Crypt_Twofish, {$this->mode}, ", 32, "\0") . $this->key);
break;
default:
$code_hash = "Crypt_Twofish, {$this->mode}";
// Generation of a unique hash for our generated code
$code_hash = "Crypt_Twofish, {$this->mode}";
if ($gen_hi_opt_code) {
$code_hash = str_pad($code_hash, 32) . $this->_hashInlineCryptFunction($this->key);
}
if (!isset($lambda_functions[$code_hash])) {
switch (true) {
case $gen_hi_opt_code:
$K = $this->K;
$init_crypt = '
static $S0, $S1, $S2, $S3;
if (!$S0) {
@ -786,7 +700,6 @@ class Crypt_Twofish extends Crypt_Base
for ($i = 0; $i < 40; ++$i) {
$K[] = '$K_' . $i;
}
$init_crypt = '
$S0 = $self->S0;
$S1 = $self->S1;

371
securemail/vendor/phpseclib/phpseclib/phpseclib/File/ANSI.php vendored
View file

@ -3,52 +3,36 @@
/**
* Pure-PHP ANSI Decoder
*
* PHP versions 4 and 5
* PHP version 5
*
* If you call read() in Net_SSH2 you may get {@link http://en.wikipedia.org/wiki/ANSI_escape_code ANSI escape codes} back.
* If you call read() in \phpseclib\Net\SSH2 you may get {@link http://en.wikipedia.org/wiki/ANSI_escape_code ANSI escape codes} back.
* They'd look like chr(0x1B) . '[00m' or whatever (0x1B = ESC). They tell a
* {@link http://en.wikipedia.org/wiki/Terminal_emulator terminal emulator} how to format the characters, what
* color to display them in, etc. File_ANSI is a {@link http://en.wikipedia.org/wiki/VT100 VT100} terminal emulator.
*
* LICENSE: 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.
* color to display them in, etc. \phpseclib\File\ANSI is a {@link http://en.wikipedia.org/wiki/VT100 VT100} terminal emulator.
*
* @category File
* @package File_ANSI
* @package ANSI
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2012 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
namespace phpseclib\File;
/**
* Pure-PHP ANSI Decoder
*
* @package File_ANSI
* @package ANSI
* @author Jim Wigginton <terrafrost@php.net>
* @access public
*/
class File_ANSI
class ANSI
{
/**
* Max Width
*
* @var Integer
* @var int
* @access private
*/
var $max_x;
@ -56,7 +40,7 @@ class File_ANSI
/**
* Max Height
*
* @var Integer
* @var int
* @access private
*/
var $max_y;
@ -64,7 +48,7 @@ class File_ANSI
/**
* Max History
*
* @var Integer
* @var int
* @access private
*/
var $max_history;
@ -72,7 +56,7 @@ class File_ANSI
/**
* History
*
* @var Array
* @var array
* @access private
*/
var $history;
@ -80,7 +64,7 @@ class File_ANSI
/**
* History Attributes
*
* @var Array
* @var array
* @access private
*/
var $history_attrs;
@ -88,7 +72,7 @@ class File_ANSI
/**
* Current Column
*
* @var Integer
* @var int
* @access private
*/
var $x;
@ -96,7 +80,7 @@ class File_ANSI
/**
* Current Row
*
* @var Integer
* @var int
* @access private
*/
var $y;
@ -104,7 +88,7 @@ class File_ANSI
/**
* Old Column
*
* @var Integer
* @var int
* @access private
*/
var $old_x;
@ -112,15 +96,31 @@ class File_ANSI
/**
* Old Row
*
* @var Integer
* @var int
* @access private
*/
var $old_y;
/**
* An empty attribute cell
*
* @var object
* @access private
*/
var $base_attr_cell;
/**
* The current attribute cell
*
* @var object
* @access private
*/
var $attr_cell;
/**
* An empty attribute row
*
* @var Array
* @var array
* @access private
*/
var $attr_row;
@ -128,7 +128,7 @@ class File_ANSI
/**
* The current screen text
*
* @var Array
* @var array
* @access private
*/
var $screen;
@ -136,83 +136,45 @@ class File_ANSI
/**
* The current screen attributes
*
* @var Array
* @var array
* @access private
*/
var $attrs;
/**
* The current foreground color
*
* @var String
* @access private
*/
var $foreground;
/**
* The current background color
*
* @var String
* @access private
*/
var $background;
/**
* Bold flag
*
* @var Boolean
* @access private
*/
var $bold;
/**
* Underline flag
*
* @var Boolean
* @access private
*/
var $underline;
/**
* Blink flag
*
* @var Boolean
* @access private
*/
var $blink;
/**
* Reverse flag
*
* @var Boolean
* @access private
*/
var $reverse;
/**
* Color flag
*
* @var Boolean
* @access private
*/
var $color;
/**
* Current ANSI code
*
* @var String
* @var string
* @access private
*/
var $ansi;
/**
* Tokenization
*
* @var array
* @access private
*/
var $tokenization;
/**
* Default Constructor.
*
* @return File_ANSI
* @return \phpseclib\File\ANSI
* @access public
*/
function File_ANSI()
function __construct()
{
$attr_cell = new \stdClass();
$attr_cell->bold = false;
$attr_cell->underline = false;
$attr_cell->blink = false;
$attr_cell->background = 'black';
$attr_cell->foreground = 'white';
$attr_cell->reverse = false;
$this->base_attr_cell = clone $attr_cell;
$this->attr_cell = clone $attr_cell;
$this->setHistory(200);
$this->setDimensions(80, 24);
}
@ -222,8 +184,8 @@ class File_ANSI
*
* Resets the screen as well
*
* @param Integer $x
* @param Integer $y
* @param int $x
* @param int $y
* @access public
*/
function setDimensions($x, $y)
@ -232,25 +194,17 @@ class File_ANSI
$this->max_y = $y - 1;
$this->x = $this->y = 0;
$this->history = $this->history_attrs = array();
$this->attr_row = array_fill(0, $this->max_x + 1, '');
$this->attr_row = array_fill(0, $this->max_x + 2, $this->base_attr_cell);
$this->screen = array_fill(0, $this->max_y + 1, '');
$this->attrs = array_fill(0, $this->max_y + 1, $this->attr_row);
$this->foreground = 'white';
$this->background = 'black';
$this->bold = false;
$this->underline = false;
$this->blink = false;
$this->reverse = false;
$this->color = false;
$this->ansi = '';
}
/**
* Set the number of lines that should be logged past the terminal height
*
* @param Integer $x
* @param Integer $y
* @param int $x
* @param int $y
* @access public
*/
function setHistory($history)
@ -261,7 +215,7 @@ class File_ANSI
/**
* Load a string
*
* @param String $source
* @param string $source
* @access public
*/
function loadString($source)
@ -273,11 +227,12 @@ class File_ANSI
/**
* Appdend a string
*
* @param String $source
* @param string $source
* @access public
*/
function appendString($source)
{
$this->tokenization = array('');
for ($i = 0; $i < strlen($source); $i++) {
if (strlen($this->ansi)) {
$this->ansi.= $source[$i];
@ -294,6 +249,8 @@ class File_ANSI
default:
continue 2;
}
$this->tokenization[] = $this->ansi;
$this->tokenization[] = '';
// http://ascii-table.com/ansi-escape-sequences-vt-100.php
switch ($this->ansi) {
case "\x1B[H": // Move cursor to upper left corner
@ -315,7 +272,7 @@ class File_ANSI
case "\x1B[K": // Clear screen from cursor right
$this->screen[$this->y] = substr($this->screen[$this->y], 0, $this->x);
array_splice($this->attrs[$this->y], $this->x + 1);
array_splice($this->attrs[$this->y], $this->x + 1, $this->max_x - $this->x, array_fill($this->x, $this->max_x - $this->x - 1, $this->base_attr_cell));
break;
case "\x1B[2K": // Clear entire line
$this->screen[$this->y] = str_repeat(' ', $this->x);
@ -323,6 +280,7 @@ class File_ANSI
break;
case "\x1B[?1h": // set cursor key to application
case "\x1B[?25h": // show the cursor
case "\x1B(B": // set united states g0 character set
break;
case "\x1BE": // Move to next line
$this->_newLine();
@ -330,6 +288,10 @@ class File_ANSI
break;
default:
switch (true) {
case preg_match('#\x1B\[(\d+)B#', $this->ansi, $match): // Move cursor down n lines
$this->old_y = $this->y;
$this->y+= $match[1];
break;
case preg_match('#\x1B\[(\d+);(\d+)H#', $this->ansi, $match): // Move cursor to screen location v,h
$this->old_x = $this->x;
$this->old_y = $this->y;
@ -338,65 +300,44 @@ class File_ANSI
break;
case preg_match('#\x1B\[(\d+)C#', $this->ansi, $match): // Move cursor right n lines
$this->old_x = $this->x;
$x = $match[1] - 1;
$this->x+= $match[1];
break;
case preg_match('#\x1B\[(\d+)D#', $this->ansi, $match): // Move cursor left n lines
$this->old_x = $this->x;
$this->x-= $match[1];
break;
case preg_match('#\x1B\[(\d+);(\d+)r#', $this->ansi, $match): // Set top and bottom lines of a window
break;
case preg_match('#\x1B\[(\d*(?:;\d*)*)m#', $this->ansi, $match): // character attributes
$attr_cell = &$this->attr_cell;
$mods = explode(';', $match[1]);
foreach ($mods as $mod) {
switch ($mod) {
case 0: // Turn off character attributes
$this->attrs[$this->y][$this->x] = '';
if ($this->bold) $this->attrs[$this->y][$this->x].= '</b>';
if ($this->underline) $this->attrs[$this->y][$this->x].= '</u>';
if ($this->blink) $this->attrs[$this->y][$this->x].= '</blink>';
if ($this->color) $this->attrs[$this->y][$this->x].= '</span>';
if ($this->reverse) {
$temp = $this->background;
$this->background = $this->foreground;
$this->foreground = $temp;
}
$this->bold = $this->underline = $this->blink = $this->color = $this->reverse = false;
$attr_cell = clone $this->base_attr_cell;
break;
case 1: // Turn bold mode on
if (!$this->bold) {
$this->attrs[$this->y][$this->x] = '<b>';
$this->bold = true;
}
$attr_cell->bold = true;
break;
case 4: // Turn underline mode on
if (!$this->underline) {
$this->attrs[$this->y][$this->x] = '<u>';
$this->underline = true;
}
$attr_cell->underline = true;
break;
case 5: // Turn blinking mode on
if (!$this->blink) {
$this->attrs[$this->y][$this->x] = '<blink>';
$this->blink = true;
}
$attr_cell->blink = true;
break;
case 7: // Turn reverse video on
$this->reverse = !$this->reverse;
$temp = $this->background;
$this->background = $this->foreground;
$this->foreground = $temp;
$this->attrs[$this->y][$this->x] = '<span style="color: ' . $this->foreground . '; background: ' . $this->background . '">';
if ($this->color) {
$this->attrs[$this->y][$this->x] = '</span>' . $this->attrs[$this->y][$this->x];
}
$this->color = true;
$attr_cell->reverse = !$attr_cell->reverse;
$temp = $attr_cell->background;
$attr_cell->background = $attr_cell->foreground;
$attr_cell->foreground = $temp;
break;
default: // set colors
//$front = $this->reverse ? &$this->background : &$this->foreground;
$front = &$this->{ $this->reverse ? 'background' : 'foreground' };
//$back = $this->reverse ? &$this->foreground : &$this->background;
$back = &$this->{ $this->reverse ? 'foreground' : 'background' };
//$front = $attr_cell->reverse ? &$attr_cell->background : &$attr_cell->foreground;
$front = &$attr_cell->{ $attr_cell->reverse ? 'background' : 'foreground' };
//$back = $attr_cell->reverse ? &$attr_cell->foreground : &$attr_cell->background;
$back = &$attr_cell->{ $attr_cell->reverse ? 'foreground' : 'background' };
switch ($mod) {
// @codingStandardsIgnoreStart
case 30: $front = 'black'; break;
case 31: $front = 'red'; break;
case 32: $front = 'green'; break;
@ -414,30 +355,25 @@ class File_ANSI
case 45: $back = 'magenta'; break;
case 46: $back = 'cyan'; break;
case 47: $back = 'white'; break;
// @codingStandardsIgnoreEnd
default:
user_error('Unsupported attribute: ' . $mod);
//user_error('Unsupported attribute: ' . $mod);
$this->ansi = '';
break 2;
}
unset($temp);
$this->attrs[$this->y][$this->x] = '<span style="color: ' . $this->foreground . '; background: ' . $this->background . '">';
if ($this->color) {
$this->attrs[$this->y][$this->x] = '</span>' . $this->attrs[$this->y][$this->x];
}
$this->color = true;
}
}
break;
default:
user_error("{$this->ansi} unsupported\r\n");
//user_error("{$this->ansi} is unsupported\r\n");
}
}
$this->ansi = '';
continue;
}
$this->tokenization[count($this->tokenization) - 1].= $source[$i];
switch ($source[$i]) {
case "\r":
$this->x = 0;
@ -445,12 +381,32 @@ class File_ANSI
case "\n":
$this->_newLine();
break;
case "\x08": // backspace
if ($this->x) {
$this->x--;
$this->attrs[$this->y][$this->x] = clone $this->base_attr_cell;
$this->screen[$this->y] = substr_replace(
$this->screen[$this->y],
$source[$i],
$this->x,
1
);
}
break;
case "\x0F": // shift
break;
case "\x1B": // start ANSI escape code
$this->tokenization[count($this->tokenization) - 1] = substr($this->tokenization[count($this->tokenization) - 1], 0, -1);
//if (!strlen($this->tokenization[count($this->tokenization) - 1])) {
// array_pop($this->tokenization);
//}
$this->ansi.= "\x1B";
break;
default:
$this->attrs[$this->y][$this->x] = clone $this->attr_cell;
if ($this->x > strlen($this->screen[$this->y])) {
$this->screen[$this->y] = str_repeat(' ', $this->x);
}
$this->screen[$this->y] = substr_replace(
$this->screen[$this->y],
$source[$i],
@ -498,26 +454,84 @@ class File_ANSI
$this->y++;
}
/**
* Returns the current coordinate without preformating
*
* @access private
* @return string
*/
function _processCoordinate($last_attr, $cur_attr, $char)
{
$output = '';
if ($last_attr != $cur_attr) {
$close = $open = '';
if ($last_attr->foreground != $cur_attr->foreground) {
if ($cur_attr->foreground != 'white') {
$open.= '<span style="color: ' . $cur_attr->foreground . '">';
}
if ($last_attr->foreground != 'white') {
$close = '</span>' . $close;
}
}
if ($last_attr->background != $cur_attr->background) {
if ($cur_attr->background != 'black') {
$open.= '<span style="background: ' . $cur_attr->background . '">';
}
if ($last_attr->background != 'black') {
$close = '</span>' . $close;
}
}
if ($last_attr->bold != $cur_attr->bold) {
if ($cur_attr->bold) {
$open.= '<b>';
} else {
$close = '</b>' . $close;
}
}
if ($last_attr->underline != $cur_attr->underline) {
if ($cur_attr->underline) {
$open.= '<u>';
} else {
$close = '</u>' . $close;
}
}
if ($last_attr->blink != $cur_attr->blink) {
if ($cur_attr->blink) {
$open.= '<blink>';
} else {
$close = '</blink>' . $close;
}
}
$output.= $close . $open;
}
$output.= htmlspecialchars($char);
return $output;
}
/**
* Returns the current screen without preformating
*
* @access private
* @return String
* @return string
*/
function _getScreen()
{
$output = '';
$last_attr = $this->base_attr_cell;
for ($i = 0; $i <= $this->max_y; $i++) {
for ($j = 0; $j <= $this->max_x + 1; $j++) {
if (isset($this->attrs[$i][$j])) {
$output.= $this->attrs[$i][$j];
}
if (isset($this->screen[$i][$j])) {
$output.= htmlspecialchars($this->screen[$i][$j]);
}
for ($j = 0; $j <= $this->max_x; $j++) {
$cur_attr = $this->attrs[$i][$j];
$output.= $this->_processCoordinate($last_attr, $cur_attr, isset($this->screen[$i][$j]) ? $this->screen[$i][$j] : '');
$last_attr = $this->attrs[$i][$j];
}
$output.= "\r\n";
}
$output = substr($output, 0, -2);
// close any remaining open tags
$output.= $this->_processCoordinate($last_attr, $this->base_attr_cell, '');
return rtrim($output);
}
@ -525,35 +539,36 @@ class File_ANSI
* Returns the current screen
*
* @access public
* @return String
* @return string
*/
function getScreen()
{
return '<pre style="color: white; background: black" width="' . ($this->max_x + 1) . '">' . $this->_getScreen() . '</pre>';
return '<pre width="' . ($this->max_x + 1) . '" style="color: white; background: black">' . $this->_getScreen() . '</pre>';
}
/**
* Returns the current screen and the x previous lines
*
* @access public
* @return String
* @return string
*/
function getHistory()
{
$scrollback = '';
$last_attr = $this->base_attr_cell;
for ($i = 0; $i < count($this->history); $i++) {
for ($j = 0; $j <= $this->max_x + 1; $j++) {
if (isset($this->history_attrs[$i][$j])) {
$scrollback.= $this->history_attrs[$i][$j];
}
if (isset($this->history[$i][$j])) {
$scrollback.= htmlspecialchars($this->history[$i][$j]);
}
$cur_attr = $this->history_attrs[$i][$j];
$scrollback.= $this->_processCoordinate($last_attr, $cur_attr, isset($this->history[$i][$j]) ? $this->history[$i][$j] : '');
$last_attr = $this->history_attrs[$i][$j];
}
$scrollback.= "\r\n";
}
$base_attr_cell = $this->base_attr_cell;
$this->base_attr_cell = $last_attr;
$scrollback.= $this->_getScreen();
$this->base_attr_cell = $base_attr_cell;
return '<pre style="color: white; background: black" width="' . ($this->max_x + 1) . '">' . $scrollback . '</pre>';
return '<pre width="' . ($this->max_x + 1) . '" style="color: white; background: black">' . $scrollback . '</span></pre>';
}
}

689
securemail/vendor/phpseclib/phpseclib/phpseclib/File/ASN1.php vendored
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securemail/vendor/phpseclib/phpseclib/phpseclib/File/ASN1/Element.php vendored Normal file
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@ -0,0 +1,47 @@
<?php
/**
* Pure-PHP ASN.1 Parser
*
* PHP version 5
*
* @category File
* @package ASN1
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2012 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
namespace phpseclib\File\ASN1;
/**
* ASN.1 Element
*
* Bypass normal encoding rules in phpseclib\File\ASN1::encodeDER()
*
* @package ASN1
* @author Jim Wigginton <terrafrost@php.net>
* @access public
*/
class Element
{
/**
* Raw element value
*
* @var string
* @access private
*/
var $element;
/**
* Constructor
*
* @param string $encoded
* @return \phpseclib\File\ASN1\Element
* @access public
*/
function __construct($encoded)
{
$this->element = $encoded;
}
}

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194
securemail/vendor/phpseclib/phpseclib/phpseclib/Net/SCP.php vendored
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@ -3,94 +3,77 @@
/**
* Pure-PHP implementation of SCP.
*
* PHP versions 4 and 5
* PHP version 5
*
* The API for this library is modeled after the API from PHP's {@link http://php.net/book.ftp FTP extension}.
*
* Here's a short example of how to use this library:
* <code>
* <?php
* include 'Net/SCP.php';
* include 'Net/SSH2.php';
* include 'vendor/autoload.php';
*
* $ssh = new Net_SSH2('www.domain.tld');
* $ssh = new \phpseclib\Net\SSH2('www.domain.tld');
* if (!$ssh->login('username', 'password')) {
* exit('bad login');
* }
* $scp = new Net_SCP($ssh);
* $scp = new \phpseclib\Net\SCP($ssh);
*
* $scp->put('abcd', str_repeat('x', 1024*1024));
* ?>
* </code>
*
* LICENSE: 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.
*
* @category Net
* @package Net_SCP
* @package SCP
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2010 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
/**#@+
* @access public
* @see Net_SCP::put()
*/
/**
* Reads data from a local file.
*/
define('NET_SCP_LOCAL_FILE', 1);
/**
* Reads data from a string.
*/
define('NET_SCP_STRING', 2);
/**#@-*/
/**#@+
* @access private
* @see Net_SCP::_send()
* @see Net_SCP::_receive()
*/
/**
* SSH1 is being used.
*/
define('NET_SCP_SSH1', 1);
/**
* SSH2 is being used.
*/
define('NET_SCP_SSH2', 2);
/**#@-*/
namespace phpseclib\Net;
/**
* Pure-PHP implementations of SCP.
*
* @package Net_SCP
* @package SCP
* @author Jim Wigginton <terrafrost@php.net>
* @access public
*/
class Net_SCP
class SCP
{
/**#@+
* @access public
* @see \phpseclib\Net\SCP::put()
*/
/**
* Reads data from a local file.
*/
const SOURCE_LOCAL_FILE = 1;
/**
* Reads data from a string.
*/
const SOURCE_STRING = 2;
/**#@-*/
/**#@+
* @access private
* @see \phpseclib\Net\SCP::_send()
* @see \phpseclib\Net\SCP::_receive()
*/
/**
* SSH1 is being used.
*/
const MODE_SSH1 = 1;
/**
* SSH2 is being used.
*/
const MODE_SSH2 = 2;
/**#@-*/
/**
* SSH Object
*
* @var Object
* @var object
* @access private
*/
var $ssh;
@ -98,7 +81,7 @@ class Net_SCP
/**
* Packet Size
*
* @var Integer
* @var int
* @access private
*/
var $packet_size;
@ -106,7 +89,7 @@ class Net_SCP
/**
* Mode
*
* @var Integer
* @var int
* @access private
*/
var $mode;
@ -116,55 +99,46 @@ class Net_SCP
*
* Connects to an SSH server
*
* @param String $host
* @param optional Integer $port
* @param optional Integer $timeout
* @return Net_SCP
* @param \phpseclib\Net\SSH1|\phpseclin\Net\SSH2 $ssh
* @return \phpseclib\Net\SCP
* @access public
*/
function Net_SCP($ssh)
function __construct($ssh)
{
if (!is_object($ssh)) {
if ($ssh instanceof SSH2) {
$this->mode = self::MODE_SSH2;
} elseif ($ssh instanceof SSH1) {
$this->packet_size = 50000;
$this->mode = self::MODE_SSH1;
} else {
return;
}
switch (strtolower(get_class($ssh))) {
case 'net_ssh2':
$this->mode = NET_SCP_SSH2;
break;
case 'net_ssh1':
$this->packet_size = 50000;
$this->mode = NET_SCP_SSH1;
break;
default:
return;
}
$this->ssh = $ssh;
}
/**
* Uploads a file to the SCP server.
*
* By default, Net_SCP::put() does not read from the local filesystem. $data is dumped directly into $remote_file.
* So, for example, if you set $data to 'filename.ext' and then do Net_SCP::get(), you will get a file, twelve bytes
* By default, \phpseclib\Net\SCP::put() does not read from the local filesystem. $data is dumped directly into $remote_file.
* So, for example, if you set $data to 'filename.ext' and then do \phpseclib\Net\SCP::get(), you will get a file, twelve bytes
* long, containing 'filename.ext' as its contents.
*
* Setting $mode to NET_SCP_LOCAL_FILE will change the above behavior. With NET_SCP_LOCAL_FILE, $remote_file will
* Setting $mode to self::SOURCE_LOCAL_FILE will change the above behavior. With self::SOURCE_LOCAL_FILE, $remote_file will
* contain as many bytes as filename.ext does on your local filesystem. If your filename.ext is 1MB then that is how
* large $remote_file will be, as well.
*
* Currently, only binary mode is supported. As such, if the line endings need to be adjusted, you will need to take
* care of that, yourself.
*
* @param String $remote_file
* @param String $data
* @param optional Integer $mode
* @param optional Callable $callback
* @return Boolean
* @param string $remote_file
* @param string $data
* @param int $mode
* @param callable $callback
* @return bool
* @access public
*/
function put($remote_file, $data, $mode = NET_SCP_STRING, $callback = null)
function put($remote_file, $data, $mode = self::SOURCE_STRING, $callback = null)
{
if (!isset($this->ssh)) {
return false;
@ -179,13 +153,13 @@ class Net_SCP
return false;
}
if ($this->mode == NET_SCP_SSH2) {
$this->packet_size = $this->ssh->packet_size_client_to_server[NET_SSH2_CHANNEL_EXEC] - 4;
if ($this->mode == self::MODE_SSH2) {
$this->packet_size = $this->ssh->packet_size_client_to_server[SSH2::CHANNEL_EXEC] - 4;
}
$remote_file = basename($remote_file);
if ($mode == NET_SCP_STRING) {
if ($mode == self::SOURCE_STRING) {
$size = strlen($data);
} else {
if (!is_file($data)) {
@ -209,7 +183,7 @@ class Net_SCP
$sent = 0;
while ($sent < $size) {
$temp = $mode & NET_SCP_STRING ? substr($data, $sent, $this->packet_size) : fread($fp, $this->packet_size);
$temp = $mode & self::SOURCE_STRING ? substr($data, $sent, $this->packet_size) : fread($fp, $this->packet_size);
$this->_send($temp);
$sent+= strlen($temp);
@ -219,7 +193,7 @@ class Net_SCP
}
$this->_close();
if ($mode != NET_SCP_STRING) {
if ($mode != self::SOURCE_STRING) {
fclose($fp);
}
@ -233,9 +207,9 @@ class Net_SCP
* the operation was unsuccessful. If $local_file is defined, returns true or false depending on the success of the
* operation
*
* @param String $remote_file
* @param optional String $local_file
* @return Mixed
* @param string $remote_file
* @param string $local_file
* @return mixed
* @access public
*/
function get($remote_file, $local_file = false)
@ -291,42 +265,42 @@ class Net_SCP
/**
* Sends a packet to an SSH server
*
* @param String $data
* @param string $data
* @access private
*/
function _send($data)
{
switch ($this->mode) {
case NET_SCP_SSH2:
$this->ssh->_send_channel_packet(NET_SSH2_CHANNEL_EXEC, $data);
case self::MODE_SSH2:
$this->ssh->_send_channel_packet(SSH2::CHANNEL_EXEC, $data);
break;
case NET_SCP_SSH1:
case self::MODE_SSH1:
$data = pack('CNa*', NET_SSH1_CMSG_STDIN_DATA, strlen($data), $data);
$this->ssh->_send_binary_packet($data);
}
}
}
/**
* Receives a packet from an SSH server
*
* @return String
* @return string
* @access private
*/
function _receive()
{
switch ($this->mode) {
case NET_SCP_SSH2:
return $this->ssh->_get_channel_packet(NET_SSH2_CHANNEL_EXEC, true);
case NET_SCP_SSH1:
case self::MODE_SSH2:
return $this->ssh->_get_channel_packet(SSH2::CHANNEL_EXEC, true);
case self::MODE_SSH1:
if (!$this->ssh->bitmap) {
return false;
}
while (true) {
$response = $this->ssh->_get_binary_packet();
switch ($response[NET_SSH1_RESPONSE_TYPE]) {
switch ($response[SSH1::RESPONSE_TYPE]) {
case NET_SSH1_SMSG_STDOUT_DATA:
extract(unpack('Nlength', $response[NET_SSH1_RESPONSE_DATA]));
return $this->ssh->_string_shift($response[NET_SSH1_RESPONSE_DATA], $length);
extract(unpack('Nlength', $response[SSH1::RESPONSE_DATA]));
return $this->ssh->_string_shift($response[SSH1::RESPONSE_DATA], $length);
case NET_SSH1_SMSG_STDERR_DATA:
break;
case NET_SSH1_SMSG_EXITSTATUS:
@ -339,7 +313,7 @@ class Net_SCP
return false;
}
}
}
}
}
/**
@ -350,11 +324,11 @@ class Net_SCP
function _close()
{
switch ($this->mode) {
case NET_SCP_SSH2:
$this->ssh->_close_channel(NET_SSH2_CHANNEL_EXEC, true);
case self::MODE_SSH2:
$this->ssh->_close_channel(SSH2::CHANNEL_EXEC, true);
break;
case NET_SCP_SSH1:
case self::MODE_SSH1:
$this->ssh->disconnect();
}
}
}
}

973
securemail/vendor/phpseclib/phpseclib/phpseclib/Net/SFTP.php vendored
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216
securemail/vendor/phpseclib/phpseclib/phpseclib/Net/SFTP/Stream.php vendored
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@ -7,54 +7,41 @@
*
* PHP version 5
*
* LICENSE: 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.
*
* @category Net
* @package Net_SFTP_Stream
* @package SFTP
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2013 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
namespace phpseclib\Net\SFTP;
use phpseclib\Crypt\RSA;
use phpseclib\Net\SFTP;
/**
* SFTP Stream Wrapper
*
* @package Net_SFTP_Stream
* @package SFTP
* @author Jim Wigginton <terrafrost@php.net>
* @access public
*/
class Net_SFTP_Stream
class Stream
{
/**
* SFTP instances
*
* Rather than re-create the connection we re-use instances if possible
*
* @var Array
* @var array
*/
static $instances;
/**
* SFTP instance
*
* @var Object
* @var object
* @access private
*/
var $sftp;
@ -62,7 +49,7 @@ class Net_SFTP_Stream
/**
* Path
*
* @var String
* @var string
* @access private
*/
var $path;
@ -70,7 +57,7 @@ class Net_SFTP_Stream
/**
* Mode
*
* @var String
* @var string
* @access private
*/
var $mode;
@ -78,7 +65,7 @@ class Net_SFTP_Stream
/**
* Position
*
* @var Integer
* @var int
* @access private
*/
var $pos;
@ -86,7 +73,7 @@ class Net_SFTP_Stream
/**
* Size
*
* @var Integer
* @var int
* @access private
*/
var $size;
@ -94,7 +81,7 @@ class Net_SFTP_Stream
/**
* Directory entries
*
* @var Array
* @var array
* @access private
*/
var $entries;
@ -102,7 +89,7 @@ class Net_SFTP_Stream
/**
* EOF flag
*
* @var Boolean
* @var bool
* @access private
*/
var $eof;
@ -112,7 +99,7 @@ class Net_SFTP_Stream
*
* Technically this needs to be publically accessible so PHP can set it directly
*
* @var Resource
* @var resource
* @access public
*/
var $context;
@ -120,7 +107,7 @@ class Net_SFTP_Stream
/**
* Notification callback function
*
* @var Callable
* @var callable
* @access public
*/
var $notification;
@ -128,8 +115,8 @@ class Net_SFTP_Stream
/**
* Registers this class as a URL wrapper.
*
* @param optional String $protocol The wrapper name to be registered.
* @return Boolean True on success, false otherwise.
* @param string $protocol The wrapper name to be registered.
* @return bool True on success, false otherwise.
* @access public
*/
static function register($protocol = 'sftp')
@ -137,8 +124,7 @@ class Net_SFTP_Stream
if (in_array($protocol, stream_get_wrappers(), true)) {
return false;
}
$class = function_exists('get_called_class') ? get_called_class() : __CLASS__;
return stream_wrapper_register($protocol, $class);
return stream_wrapper_register($protocol, get_called_class());
}
/**
@ -146,15 +132,11 @@ class Net_SFTP_Stream
*
* @access public
*/
function Net_SFTP_Stream()
function __construct()
{
if (defined('NET_SFTP_STREAM_LOGGING')) {
echo "__construct()\r\n";
}
if (!class_exists('Net_SFTP')) {
include_once 'Net/SFTP.php';
}
}
/**
@ -165,13 +147,24 @@ class Net_SFTP_Stream
* If "notification" is set as a context parameter the message code for successful login is
* NET_SSH2_MSG_USERAUTH_SUCCESS. For a failed login it's NET_SSH2_MSG_USERAUTH_FAILURE.
*
* @param String $path
* @return String
* @param string $path
* @return string
* @access private
*/
function _parse_path($path)
{
$orig = $path;
extract(parse_url($path) + array('port' => 22));
if (isset($query)) {
$path.= '?' . $query;
} elseif (preg_match('/(\?|\?#)$/', $orig)) {
$path.= '?';
}
if (isset($fragment)) {
$path.= '#' . $fragment;
} elseif ($orig[strlen($orig) - 1] == '#') {
$path.= '#';
}
if (!isset($host)) {
return false;
@ -187,7 +180,7 @@ class Net_SFTP_Stream
if ($host[0] == '$') {
$host = substr($host, 1);
global $$host;
if (!is_object($$host) || get_class($$host) != 'Net_SFTP') {
if (($$host instanceof SFTP) === false) {
return false;
}
$this->sftp = $$host;
@ -201,7 +194,7 @@ class Net_SFTP_Stream
if (isset($context[$scheme]['sftp'])) {
$sftp = $context[$scheme]['sftp'];
}
if (isset($sftp) && is_object($sftp) && get_class($sftp) == 'Net_SFTP') {
if (isset($sftp) && $sftp instanceof SFTP) {
$this->sftp = $sftp;
return $path;
}
@ -211,7 +204,7 @@ class Net_SFTP_Stream
if (isset($context[$scheme]['password'])) {
$pass = $context[$scheme]['password'];
}
if (isset($context[$scheme]['privkey']) && is_object($context[$scheme]['privkey']) && get_Class($context[$scheme]['privkey']) == 'Crypt_RSA') {
if (isset($context[$scheme]['privkey']) && $context[$scheme]['privkey'] instanceof RSA) {
$pass = $context[$scheme]['privkey'];
}
@ -219,11 +212,11 @@ class Net_SFTP_Stream
return false;
}
// casting $pass to a string is necessary in the event that it's a Crypt_RSA object
// casting $pass to a string is necessary in the event that it's a \phpseclib\Crypt\RSA object
if (isset(self::$instances[$host][$port][$user][(string) $pass])) {
$this->sftp = self::$instances[$host][$port][$user][(string) $pass];
} else {
$this->sftp = new Net_SFTP($host, $port);
$this->sftp = new SFTP($host, $port);
$this->sftp->disableStatCache();
if (isset($this->notification) && is_callable($this->notification)) {
/* if !is_callable($this->notification) we could do this:
@ -257,11 +250,11 @@ class Net_SFTP_Stream
/**
* Opens file or URL
*
* @param String $path
* @param String $mode
* @param Integer $options
* @param String $opened_path
* @return Boolean
* @param string $path
* @param string $mode
* @param int $options
* @param string $opened_path
* @return bool
* @access public
*/
function _stream_open($path, $mode, $options, &$opened_path)
@ -280,14 +273,17 @@ class Net_SFTP_Stream
if ($this->size === false) {
if ($this->mode[0] == 'r') {
return false;
} else {
$this->sftp->touch($path);
$this->size = 0;
}
} else {
switch ($this->mode[0]) {
case 'x':
return false;
case 'w':
case 'c':
$this->sftp->truncate($path, 0);
$this->size = 0;
}
}
@ -299,8 +295,8 @@ class Net_SFTP_Stream
/**
* Read from stream
*
* @param Integer $count
* @return Mixed
* @param int $count
* @return mixed
* @access public
*/
function _stream_read($count)
@ -341,8 +337,8 @@ class Net_SFTP_Stream
/**
* Write to stream
*
* @param String $data
* @return Mixed
* @param string $data
* @return mixed
* @access public
*/
function _stream_write($data)
@ -352,7 +348,7 @@ class Net_SFTP_Stream
return false;
}
$result = $this->sftp->put($this->path, $data, NET_SFTP_STRING, $this->pos);
$result = $this->sftp->put($this->path, $data, SFTP::SOURCE_STRING, $this->pos);
if (isset($this->notification) && is_callable($this->notification)) {
if (!$result) {
call_user_func($this->notification, STREAM_NOTIFY_FAILURE, STREAM_NOTIFY_SEVERITY_ERR, $this->sftp->getLastSFTPError(), NET_SFTP_OPEN, 0, 0);
@ -376,7 +372,7 @@ class Net_SFTP_Stream
/**
* Retrieve the current position of a stream
*
* @return Integer
* @return int
* @access public
*/
function _stream_tell()
@ -394,7 +390,7 @@ class Net_SFTP_Stream
* will return false. do fread($fp, 1) and feof() will then return true. do fseek($fp, 10) on ablank file and feof()
* will return false. do fread($fp, 1) and feof() will then return true.
*
* @return Boolean
* @return bool
* @access public
*/
function _stream_eof()
@ -405,9 +401,9 @@ class Net_SFTP_Stream
/**
* Seeks to specific location in a stream
*
* @param Integer $offset
* @param Integer $whence
* @return Boolean
* @param int $offset
* @param int $whence
* @return bool
* @access public
*/
function _stream_seek($offset, $whence)
@ -433,10 +429,10 @@ class Net_SFTP_Stream
/**
* Change stream options
*
* @param String $path
* @param Integer $option
* @param Mixed $var
* @return Boolean
* @param string $path
* @param int $option
* @param mixed $var
* @return bool
* @access public
*/
function _stream_metadata($path, $option, $var)
@ -467,8 +463,8 @@ class Net_SFTP_Stream
/**
* Retrieve the underlaying resource
*
* @param Integer $cast_as
* @return Resource
* @param int $cast_as
* @return resource
* @access public
*/
function _stream_cast($cast_as)
@ -479,8 +475,8 @@ class Net_SFTP_Stream
/**
* Advisory file locking
*
* @param Integer $operation
* @return Boolean
* @param int $operation
* @return bool
* @access public
*/
function _stream_lock($operation)
@ -492,12 +488,12 @@ class Net_SFTP_Stream
* Renames a file or directory
*
* Attempts to rename oldname to newname, moving it between directories if necessary.
* If newname exists, it will be overwritten. This is a departure from what Net_SFTP
* If newname exists, it will be overwritten. This is a departure from what \phpseclib\Net\SFTP
* does.
*
* @param String $path_from
* @param String $path_to
* @return Boolean
* @param string $path_from
* @param string $path_to
* @return bool
* @access public
*/
function _rename($path_from, $path_to)
@ -511,7 +507,7 @@ class Net_SFTP_Stream
$path_from = $this->_parse_path($path_from);
$path_to = parse_url($path_to);
if ($path_from == false) {
if ($path_from === false) {
return false;
}
@ -547,9 +543,9 @@ class Net_SFTP_Stream
* string longname
* ATTRS attrs
*
* @param String $path
* @param Integer $options
* @return Boolean
* @param string $path
* @param int $options
* @return bool
* @access public
*/
function _dir_opendir($path, $options)
@ -566,7 +562,7 @@ class Net_SFTP_Stream
/**
* Read entry from directory handle
*
* @return Mixed
* @return mixed
* @access public
*/
function _dir_readdir()
@ -580,7 +576,7 @@ class Net_SFTP_Stream
/**
* Rewind directory handle
*
* @return Boolean
* @return bool
* @access public
*/
function _dir_rewinddir()
@ -592,7 +588,7 @@ class Net_SFTP_Stream
/**
* Close directory handle
*
* @return Boolean
* @return bool
* @access public
*/
function _dir_closedir()
@ -605,10 +601,10 @@ class Net_SFTP_Stream
*
* Only valid $options is STREAM_MKDIR_RECURSIVE
*
* @param String $path
* @param Integer $mode
* @param Integer $options
* @return Boolean
* @param string $path
* @param int $mode
* @param int $options
* @return bool
* @access public
*/
function _mkdir($path, $mode, $options)
@ -629,10 +625,10 @@ class Net_SFTP_Stream
* STREAM_MKDIR_RECURSIVE is supposed to be set. Also, when I try it out with rmdir() I get 8 as
* $options. What does 8 correspond to?
*
* @param String $path
* @param Integer $mode
* @param Integer $options
* @return Boolean
* @param string $path
* @param int $mode
* @param int $options
* @return bool
* @access public
*/
function _rmdir($path, $options)
@ -648,9 +644,9 @@ class Net_SFTP_Stream
/**
* Flushes the output
*
* See <http://php.net/fflush>. Always returns true because Net_SFTP doesn't cache stuff before writing
* See <http://php.net/fflush>. Always returns true because \phpseclib\Net\SFTP doesn't cache stuff before writing
*
* @return Boolean
* @return bool
* @access public
*/
function _stream_flush()
@ -661,7 +657,7 @@ class Net_SFTP_Stream
/**
* Retrieve information about a file resource
*
* @return Mixed
* @return mixed
* @access public
*/
function _stream_stat()
@ -676,8 +672,8 @@ class Net_SFTP_Stream
/**
* Delete a file
*
* @param String $path
* @return Boolean
* @param string $path
* @return bool
* @access public
*/
function _unlink($path)
@ -693,13 +689,13 @@ class Net_SFTP_Stream
/**
* Retrieve information about a file
*
* Ignores the STREAM_URL_STAT_QUIET flag because the entirety of Net_SFTP_Stream is quiet by default
* Ignores the STREAM_URL_STAT_QUIET flag because the entirety of \phpseclib\Net\SFTP\Stream is quiet by default
* might be worthwhile to reconstruct bits 12-16 (ie. the file type) if mode doesn't have them but we'll
* cross that bridge when and if it's reached
*
* @param String $path
* @param Integer $flags
* @return Mixed
* @param string $path
* @param int $flags
* @return mixed
* @access public
*/
function _url_stat($path, $flags)
@ -720,8 +716,8 @@ class Net_SFTP_Stream
/**
* Truncate stream
*
* @param Integer $new_size
* @return Boolean
* @param int $new_size
* @return bool
* @access public
*/
function _stream_truncate($new_size)
@ -740,12 +736,12 @@ class Net_SFTP_Stream
* Change stream options
*
* STREAM_OPTION_WRITE_BUFFER isn't supported for the same reason stream_flush isn't.
* The other two aren't supported because of limitations in Net_SFTP.
* The other two aren't supported because of limitations in \phpseclib\Net\SFTP.
*
* @param Integer $option
* @param Integer $arg1
* @param Integer $arg2
* @return Boolean
* @param int $option
* @param int $arg1
* @param int $arg2
* @return bool
* @access public
*/
function _stream_set_option($option, $arg1, $arg2)
@ -772,9 +768,9 @@ class Net_SFTP_Stream
* If NET_SFTP_STREAM_LOGGING is defined all calls will be output on the screen and then (regardless of whether or not
* NET_SFTP_STREAM_LOGGING is enabled) the parameters will be passed through to the appropriate method.
*
* @param String
* @param Array
* @return Mixed
* @param string
* @param array
* @return mixed
* @access public
*/
function __call($name, $arguments)
@ -797,5 +793,3 @@ class Net_SFTP_Stream
return call_user_func_array(array($this, $name), $arguments);
}
}
Net_SFTP_Stream::register();

803
securemail/vendor/phpseclib/phpseclib/phpseclib/Net/SSH1.php vendored
View file

File diff suppressed because it is too large Load diff

2408
securemail/vendor/phpseclib/phpseclib/phpseclib/Net/SSH2.php vendored
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File diff suppressed because it is too large Load diff

387
securemail/vendor/phpseclib/phpseclib/phpseclib/System/SSH/Agent.php vendored
View file

@ -1,18 +1,18 @@
<?php
/**
* Pure-PHP ssh-agent client.
*
* PHP versions 4 and 5
* PHP version 5
*
* Here are some examples of how to use this library:
* <code>
* <?php
* include 'System/SSH/Agent.php';
* include 'Net/SSH2.php';
* include 'vendor/autoload.php';
*
* $agent = new System_SSH_Agent();
* $agent = new \phpseclib\System\SSH\Agent();
*
* $ssh = new Net_SSH2('www.domain.tld');
* $ssh = new \phpseclib\Net\SSH2('www.domain.tld');
* if (!$ssh->login('username', $agent)) {
* exit('Login Failed');
* }
@ -22,26 +22,8 @@
* ?>
* </code>
*
* LICENSE: 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.
*
* @category System
* @package System_SSH_Agent
* @package SSH\Agent
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2014 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
@ -49,189 +31,93 @@
* @internal See http://api.libssh.org/rfc/PROTOCOL.agent
*/
/**#@+
* Message numbers
*
* @access private
*/
// to request SSH1 keys you have to use SSH_AGENTC_REQUEST_RSA_IDENTITIES (1)
define('SYSTEM_SSH_AGENTC_REQUEST_IDENTITIES', 11);
// this is the SSH2 response; the SSH1 response is SSH_AGENT_RSA_IDENTITIES_ANSWER (2).
define('SYSTEM_SSH_AGENT_IDENTITIES_ANSWER', 12);
define('SYSTEM_SSH_AGENT_FAILURE', 5);
// the SSH1 request is SSH_AGENTC_RSA_CHALLENGE (3)
define('SYSTEM_SSH_AGENTC_SIGN_REQUEST', 13);
// the SSH1 response is SSH_AGENT_RSA_RESPONSE (4)
define('SYSTEM_SSH_AGENT_SIGN_RESPONSE', 14);
/**#@-*/
namespace phpseclib\System\SSH;
/**
* Pure-PHP ssh-agent client identity object
*
* Instantiation should only be performed by System_SSH_Agent class.
* This could be thought of as implementing an interface that Crypt_RSA
* implements. ie. maybe a Net_SSH_Auth_PublicKey interface or something.
* The methods in this interface would be getPublicKey, setSignatureMode
* and sign since those are the methods phpseclib looks for to perform
* public key authentication.
*
* @package System_SSH_Agent
* @author Jim Wigginton <terrafrost@php.net>
* @access internal
*/
class System_SSH_Agent_Identity
{
/**
* Key Object
*
* @var Crypt_RSA
* @access private
* @see System_SSH_Agent_Identity::getPublicKey()
*/
var $key;
/**
* Key Blob
*
* @var String
* @access private
* @see System_SSH_Agent_Identity::sign()
*/
var $key_blob;
/**
* Socket Resource
*
* @var Resource
* @access private
* @see System_SSH_Agent_Identity::sign()
*/
var $fsock;
/**
* Default Constructor.
*
* @param Resource $fsock
* @return System_SSH_Agent_Identity
* @access private
*/
function System_SSH_Agent_Identity($fsock)
{
$this->fsock = $fsock;
}
/**
* Set Public Key
*
* Called by System_SSH_Agent::requestIdentities()
*
* @param Crypt_RSA $key
* @access private
*/
function setPublicKey($key)
{
$this->key = $key;
$this->key->setPublicKey();
}
/**
* Set Public Key
*
* Called by System_SSH_Agent::requestIdentities(). The key blob could be extracted from $this->key
* but this saves a small amount of computation.
*
* @param String $key_blob
* @access private
*/
function setPublicKeyBlob($key_blob)
{
$this->key_blob = $key_blob;
}
/**
* Get Public Key
*
* Wrapper for $this->key->getPublicKey()
*
* @param Integer $format optional
* @return Mixed
* @access public
*/
function getPublicKey($format = null)
{
return !isset($format) ? $this->key->getPublicKey() : $this->key->getPublicKey($format);
}
/**
* Set Signature Mode
*
* Doesn't do anything as ssh-agent doesn't let you pick and choose the signature mode. ie.
* ssh-agent's only supported mode is CRYPT_RSA_SIGNATURE_PKCS1
*
* @param Integer $mode
* @access public
*/
function setSignatureMode($mode)
{
}
/**
* Create a signature
*
* See "2.6.2 Protocol 2 private key signature request"
*
* @param String $message
* @return String
* @access public
*/
function sign($message)
{
// the last parameter (currently 0) is for flags and ssh-agent only defines one flag (for ssh-dss): SSH_AGENT_OLD_SIGNATURE
$packet = pack('CNa*Na*N', SYSTEM_SSH_AGENTC_SIGN_REQUEST, strlen($this->key_blob), $this->key_blob, strlen($message), $message, 0);
$packet = pack('Na*', strlen($packet), $packet);
if (strlen($packet) != fputs($this->fsock, $packet)) {
user_error('Connection closed during signing');
}
$length = current(unpack('N', fread($this->fsock, 4)));
$type = ord(fread($this->fsock, 1));
if ($type != SYSTEM_SSH_AGENT_SIGN_RESPONSE) {
user_error('Unable to retreive signature');
}
$signature_blob = fread($this->fsock, $length - 1);
// the only other signature format defined - ssh-dss - is the same length as ssh-rsa
// the + 12 is for the other various SSH added length fields
return substr($signature_blob, strlen('ssh-rsa') + 12);
}
}
use phpseclib\Crypt\RSA;
use phpseclib\System\SSH\Agent\Identity;
/**
* Pure-PHP ssh-agent client identity factory
*
* requestIdentities() method pumps out System_SSH_Agent_Identity objects
* requestIdentities() method pumps out \phpseclib\System\SSH\Agent\Identity objects
*
* @package System_SSH_Agent
* @package SSH\Agent
* @author Jim Wigginton <terrafrost@php.net>
* @access internal
*/
class System_SSH_Agent
class Agent
{
/**#@+
* Message numbers
*
* @access private
*/
// to request SSH1 keys you have to use SSH_AGENTC_REQUEST_RSA_IDENTITIES (1)
const SSH_AGENTC_REQUEST_IDENTITIES = 11;
// this is the SSH2 response; the SSH1 response is SSH_AGENT_RSA_IDENTITIES_ANSWER (2).
const SSH_AGENT_IDENTITIES_ANSWER = 12;
// the SSH1 request is SSH_AGENTC_RSA_CHALLENGE (3)
const SSH_AGENTC_SIGN_REQUEST = 13;
// the SSH1 response is SSH_AGENT_RSA_RESPONSE (4)
const SSH_AGENT_SIGN_RESPONSE = 14;
/**#@-*/
/**@+
* Agent forwarding status
*
* @access private
*/
// no forwarding requested and not active
const FORWARD_NONE = 0;
// request agent forwarding when opportune
const FORWARD_REQUEST = 1;
// forwarding has been request and is active
const FORWARD_ACTIVE = 2;
/**#@-*/
/**
* Unused
*/
const SSH_AGENT_FAILURE = 5;
/**
* Socket Resource
*
* @var Resource
* @var resource
* @access private
*/
var $fsock;
/**
* Agent forwarding status
*
* @access private
*/
var $forward_status = self::FORWARD_NONE;
/**
* Buffer for accumulating forwarded authentication
* agent data arriving on SSH data channel destined
* for agent unix socket
*
* @access private
*/
var $socket_buffer = '';
/**
* Tracking the number of bytes we are expecting
* to arrive for the agent socket on the SSH data
* channel
*/
var $expected_bytes = 0;
/**
* Default Constructor
*
* @return System_SSH_Agent
* @return \phpseclib\System\SSH\Agent
* @access public
*/
function System_SSH_Agent()
function __construct()
{
switch (true) {
case isset($_SERVER['SSH_AUTH_SOCK']):
@ -255,9 +141,9 @@ class System_SSH_Agent
* Request Identities
*
* See "2.5.2 Requesting a list of protocol 2 keys"
* Returns an array containing zero or more System_SSH_Agent_Identity objects
* Returns an array containing zero or more \phpseclib\System\SSH\Agent\Identity objects
*
* @return Array
* @return array
* @access public
*/
function requestIdentities()
@ -266,14 +152,14 @@ class System_SSH_Agent
return array();
}
$packet = pack('NC', 1, SYSTEM_SSH_AGENTC_REQUEST_IDENTITIES);
$packet = pack('NC', 1, self::SSH_AGENTC_REQUEST_IDENTITIES);
if (strlen($packet) != fputs($this->fsock, $packet)) {
user_error('Connection closed while requesting identities');
}
$length = current(unpack('N', fread($this->fsock, 4)));
$type = ord(fread($this->fsock, 1));
if ($type != SYSTEM_SSH_AGENT_IDENTITIES_ANSWER) {
if ($type != self::SSH_AGENT_IDENTITIES_ANSWER) {
user_error('Unable to request identities');
}
@ -282,17 +168,17 @@ class System_SSH_Agent
for ($i = 0; $i < $keyCount; $i++) {
$length = current(unpack('N', fread($this->fsock, 4)));
$key_blob = fread($this->fsock, $length);
$key_str = 'ssh-rsa ' . base64_encode($key_blob);
$length = current(unpack('N', fread($this->fsock, 4)));
$key_comment = fread($this->fsock, $length);
if ($length) {
$key_str.= ' ' . fread($this->fsock, $length);
}
$length = current(unpack('N', substr($key_blob, 0, 4)));
$key_type = substr($key_blob, 4, $length);
switch ($key_type) {
case 'ssh-rsa':
if (!class_exists('Crypt_RSA')) {
include_once 'Crypt/RSA.php';
}
$key = new Crypt_RSA();
$key->loadKey('ssh-rsa ' . base64_encode($key_blob) . ' ' . $key_comment);
$key = new RSA();
$key->loadKey($key_str);
break;
case 'ssh-dss':
// not currently supported
@ -300,7 +186,7 @@ class System_SSH_Agent
}
// resources are passed by reference by default
if (isset($key)) {
$identity = new System_SSH_Agent_Identity($this->fsock);
$identity = new Identity($this->fsock);
$identity->setPublicKey($key);
$identity->setPublicKeyBlob($key_blob);
$identities[] = $identity;
@ -310,4 +196,113 @@ class System_SSH_Agent
return $identities;
}
/**
* Signal that agent forwarding should
* be requested when a channel is opened
*
* @param Net_SSH2 $ssh
* @return bool
* @access public
*/
function startSSHForwarding($ssh)
{
if ($this->forward_status == self::FORWARD_NONE) {
$this->forward_status = self::FORWARD_REQUEST;
}
}
/**
* Request agent forwarding of remote server
*
* @param Net_SSH2 $ssh
* @return bool
* @access private
*/
function _request_forwarding($ssh)
{
$request_channel = $ssh->_get_open_channel();
if ($request_channel === false) {
return false;
}
$packet = pack(
'CNNa*C',
NET_SSH2_MSG_CHANNEL_REQUEST,
$ssh->server_channels[$request_channel],
strlen('auth-agent-req@openssh.com'),
'auth-agent-req@openssh.com',
1
);
$ssh->channel_status[$request_channel] = NET_SSH2_MSG_CHANNEL_REQUEST;
if (!$ssh->_send_binary_packet($packet)) {
return false;
}
$response = $ssh->_get_channel_packet($request_channel);
if ($response === false) {
return false;
}
$ssh->channel_status[$request_channel] = NET_SSH2_MSG_CHANNEL_OPEN;
$this->forward_status = self::FORWARD_ACTIVE;
return true;
}
/**
* On successful channel open
*
* This method is called upon successful channel
* open to give the SSH Agent an opportunity
* to take further action. i.e. request agent forwarding
*
* @param Net_SSH2 $ssh
* @access private
*/
function _on_channel_open($ssh)
{
if ($this->forward_status == self::FORWARD_REQUEST) {
$this->_request_forwarding($ssh);
}
}
/**
* Forward data to SSH Agent and return data reply
*
* @param string $data
* @return data from SSH Agent
* @access private
*/
function _forward_data($data)
{
if ($this->expected_bytes > 0) {
$this->socket_buffer.= $data;
$this->expected_bytes -= strlen($data);
} else {
$agent_data_bytes = current(unpack('N', $data));
$current_data_bytes = strlen($data);
$this->socket_buffer = $data;
if ($current_data_bytes != $agent_data_bytes + 4) {
$this->expected_bytes = ($agent_data_bytes + 4) - $current_data_bytes;
return false;
}
}
if (strlen($this->socket_buffer) != fwrite($this->fsock, $this->socket_buffer)) {
user_error('Connection closed attempting to forward data to SSH agent');
}
$this->socket_buffer = '';
$this->expected_bytes = 0;
$agent_reply_bytes = current(unpack('N', fread($this->fsock, 4)));
$agent_reply_data = fread($this->fsock, $agent_reply_bytes);
$agent_reply_data = current(unpack('a*', $agent_reply_data));
return pack('Na*', $agent_reply_bytes, $agent_reply_data);
}
}

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<?php
/**
* Pure-PHP ssh-agent client.
*
* PHP version 5
*
* @category System
* @package SSH\Agent
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2009 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
* @internal See http://api.libssh.org/rfc/PROTOCOL.agent
*/
namespace phpseclib\System\SSH\Agent;
use phpseclib\System\SSH\Agent;
/**
* Pure-PHP ssh-agent client identity object
*
* Instantiation should only be performed by \phpseclib\System\SSH\Agent class.
* This could be thought of as implementing an interface that phpseclib\Crypt\RSA
* implements. ie. maybe a Net_SSH_Auth_PublicKey interface or something.
* The methods in this interface would be getPublicKey and sign since those are the
* methods phpseclib looks for to perform public key authentication.
*
* @package SSH\Agent
* @author Jim Wigginton <terrafrost@php.net>
* @access internal
*/
class Identity
{
/**
* Key Object
*
* @var \phpseclib\Crypt\RSA
* @access private
* @see self::getPublicKey()
*/
var $key;
/**
* Key Blob
*
* @var string
* @access private
* @see self::sign()
*/
var $key_blob;
/**
* Socket Resource
*
* @var resource
* @access private
* @see self::sign()
*/
var $fsock;
/**
* Default Constructor.
*
* @param resource $fsock
* @return \phpseclib\System\SSH\Agent\Identity
* @access private
*/
function __construct($fsock)
{
$this->fsock = $fsock;
}
/**
* Set Public Key
*
* Called by \phpseclib\System\SSH\Agent::requestIdentities()
*
* @param \phpseclib\Crypt\RSA $key
* @access private
*/
function setPublicKey($key)
{
$this->key = $key;
$this->key->setPublicKey();
}
/**
* Set Public Key
*
* Called by \phpseclib\System\SSH\Agent::requestIdentities(). The key blob could be extracted from $this->key
* but this saves a small amount of computation.
*
* @param string $key_blob
* @access private
*/
function setPublicKeyBlob($key_blob)
{
$this->key_blob = $key_blob;
}
/**
* Get Public Key
*
* Wrapper for $this->key->getPublicKey()
*
* @param int $format optional
* @return mixed
* @access public
*/
function getPublicKey($format = null)
{
return !isset($format) ? $this->key->getPublicKey() : $this->key->getPublicKey($format);
}
/**
* Set Signature Mode
*
* Doesn't do anything as ssh-agent doesn't let you pick and choose the signature mode. ie.
* ssh-agent's only supported mode is \phpseclib\Crypt\RSA::SIGNATURE_PKCS1
*
* @param int $mode
* @access public
*/
function setSignatureMode($mode)
{
}
/**
* Create a signature
*
* See "2.6.2 Protocol 2 private key signature request"
*
* @param string $message
* @return string
* @access public
*/
function sign($message)
{
// the last parameter (currently 0) is for flags and ssh-agent only defines one flag (for ssh-dss): SSH_AGENT_OLD_SIGNATURE
$packet = pack('CNa*Na*N', Agent::SSH_AGENTC_SIGN_REQUEST, strlen($this->key_blob), $this->key_blob, strlen($message), $message, 0);
$packet = pack('Na*', strlen($packet), $packet);
if (strlen($packet) != fputs($this->fsock, $packet)) {
user_error('Connection closed during signing');
}
$length = current(unpack('N', fread($this->fsock, 4)));
$type = ord(fread($this->fsock, 1));
if ($type != Agent::SSH_AGENT_SIGN_RESPONSE) {
user_error('Unable to retrieve signature');
}
$signature_blob = fread($this->fsock, $length - 1);
// the only other signature format defined - ssh-dss - is the same length as ssh-rsa
// the + 12 is for the other various SSH added length fields
return substr($signature_blob, strlen('ssh-rsa') + 12);
}
}

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securemail/vendor/phpseclib/phpseclib/phpseclib/System/SSH_Agent.php vendored
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<?php
/**
* Pure-PHP ssh-agent client wrapper
*
* PHP versions 4 and 5
*
* Originally System_SSH_Agent was accessed as System/SSH_Agent.php instead of
* System/SSH/Agent.php. The problem with this is that PSR0 compatible autoloaders
* don't support that kind of directory layout hence the package being moved and
* this "alias" being created to maintain backwards compatibility.
*
* LICENSE: 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.
*
* @category System
* @package System_SSH_Agent
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2014 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
* @internal See http://api.libssh.org/rfc/PROTOCOL.agent
*/
require_once 'SSH/Agent.php';

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securemail/vendor/phpseclib/phpseclib/phpseclib/bootstrap.php vendored Normal file
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<?php
/**
* Bootstrapping File for phpseclib
*
* @license http://www.opensource.org/licenses/mit-license.html MIT License
*/
if (extension_loaded('mbstring')) {
// 2 - MB_OVERLOAD_STRING
if (ini_get('mbstring.func_overload') & 2) {
throw new \UnexpectedValueException(
'Overloading of string functions using mbstring.func_overload ' .
'is not supported by phpseclib.'
);
}
}