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by Florent
01:56
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A128KW::checkKEKSize()   A

↳ Parent: A128KW

Complexity

Conditions 2
Paths 2

Size

Total Lines 6
Code Lines 3

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 4
CRAP Score 2

Importance

Changes 2
Bugs 0 Features 1
Metric Value
c 2
b 0
f 1
dl 0
loc 6
ccs 4
cts 4
cp 1
rs 9.4286
cc 2
eloc 3
nc 2
nop 1
crap 2
1 
<?php
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/*

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * The MIT License (MIT)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * Copyright (c) 2014-2015 Spomky-Labs

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * This software may be modified and distributed under the terms

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * of the MIT license.  See the LICENSE file for details.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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namespace AESKW;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class A128KW

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    use AESKW;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param string $kek The Key Encryption Key

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @throws \InvalidArgumentException If the size of the KEK is invalid

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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     */

            


            
                                                        
            
                                    
            
            

                
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    protected static function checkKEKSize($kek)

            


            
                                                        
            
                                    
            
            

                
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    {

            


            
                                                        
            
                                    
            
            

                
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        if (strlen($kek) !== 16) {

            


            
                                                        
            
                                    
            
            

                
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            throw new \InvalidArgumentException('Bad KEK size');

            


            
                                                        
            
                                    
            
            

                
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        }

            


            
                                                        
            
                                    
            
            

                
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    }

            


            
                                                        
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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