FM / src

/home/techb158/ileadtechnology.com/vendor/defuse/php-encryption/src/

/home/techb158/ileadtechnology.com/vendor/defuse/php-encryption/src

Name	Size	Mode	Actions
Exception/	-	0755	rm
Core.php	15720	0644	edit dl rm
Crypto.php	14602	0644	edit dl rm
DerivedKeys.php	779	0644	edit dl rm
Encoding.php	9358	0644	edit dl rm
File.php	27555	0644	edit dl rm
Key.php	2384	0644	edit dl rm
KeyOrPassword.php	4555	0644	edit dl rm
KeyProtectedByPassword.php	4723	0644	edit dl rm
RuntimeTests.php	8375	0644	edit dl rm

Edit: /home/techb158/ileadtechnology.com/vendor/defuse/php-encryption/src/Key.php (2384B)

<?php

namespace Defuse\Crypto;

use Defuse\Crypto\Exception as Ex;

final class Key
{
    const KEY_CURRENT_VERSION = "\xDE\xF0\x00\x00";
    const KEY_BYTE_SIZE       = 32;

/**
     * @var string
     */
    private $key_bytes;

/**
     * Creates new random key.
     *
     * @throws Ex\EnvironmentIsBrokenException
     *
     * @return Key
     */
    public static function createNewRandomKey()
    {
        return new Key(Core::secureRandom(self::KEY_BYTE_SIZE));
    }

/**
     * Loads a Key from its encoded form.
     *
     * By default, this function will call Encoding::trimTrailingWhitespace()
     * to remove trailing CR, LF, NUL, TAB, and SPACE characters, which are
     * commonly appended to files when working with text editors.
     *
     * @param string $saved_key_string
     * @param bool $do_not_trim (default: false)
     *
     * @throws Ex\BadFormatException
     * @throws Ex\EnvironmentIsBrokenException
     *
     * @return Key
     */
    public static function loadFromAsciiSafeString(
        #[\SensitiveParameter]
        $saved_key_string,
        $do_not_trim = false
    )
    {
        if (!$do_not_trim) {
            $saved_key_string = Encoding::trimTrailingWhitespace($saved_key_string);
        }
        $key_bytes = Encoding::loadBytesFromChecksummedAsciiSafeString(self::KEY_CURRENT_VERSION, $saved_key_string);
        return new Key($key_bytes);
    }

/**
     * Encodes the Key into a string of printable ASCII characters.
     *
     * @throws Ex\EnvironmentIsBrokenException
     *
     * @return string
     */
    public function saveToAsciiSafeString()
    {
        return Encoding::saveBytesToChecksummedAsciiSafeString(
            self::KEY_CURRENT_VERSION,
            $this->key_bytes
        );
    }

/**
     * Gets the raw bytes of the key.
     *
     * @return string
     */
    public function getRawBytes()
    {
        return $this->key_bytes;
    }

/**
     * Constructs a new Key object from a string of raw bytes.
     *
     * @param string $bytes
     *
     * @throws Ex\EnvironmentIsBrokenException
     */
    private function __construct(
        #[\SensitiveParameter]
        $bytes
    )
    {
        Core::ensureTrue(
            Core::ourStrlen($bytes) === self::KEY_BYTE_SIZE,
            'Bad key length.'
        );
        $this->key_bytes = $bytes;
    }

}

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