Escaped mutants:
================

1) /home/florent/PhpstormProjects/aes-key-wrap/src/A128KW.php:11    [M] ProtectedVisibility

--- Original
+++ New
@@ @@
 final class A128KW implements Wrapper
 {
     use AESKW;
-    protected static function getMethod() : string
+    private static function getMethod() : string
     {
         return 'aes-128-ecb';
     }
 }


2) /home/florent/PhpstormProjects/aes-key-wrap/src/A192KW.php:11    [M] ProtectedVisibility

--- Original
+++ New
@@ @@
 final class A192KW implements Wrapper
 {
     use AESKW;
-    protected static function getMethod() : string
+    private static function getMethod() : string
     {
         return 'aes-192-ecb';
     }
 }


3) /home/florent/PhpstormProjects/aes-key-wrap/src/A256KW.php:11    [M] ProtectedVisibility

--- Original
+++ New
@@ @@
 final class A256KW implements Wrapper
 {
     use AESKW;
-    protected static function getMethod() : string
+    private static function getMethod() : string
     {
         return 'aes-256-ecb';
     }
 }


4) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:31    [M] MBString

--- Original
+++ New
@@ @@
     {
         $A = self::getInitialValue($key, $padding_enabled);
         self::checkKeySize($key, $padding_enabled);
-        $P = mb_str_split($key, 8, '8bit');
+        $P = str_split($key, 8);
         $N = count($P);
         $C = [];
         if ($N === 1) {


5) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:38    [M] IncrementInteger

--- Original
+++ New
@@ @@
         if ($N === 1) {
             $B = self::encrypt($kek, $A . $P[0]);
             $C[0] = self::getMSB($B);
-            $C[1] = self::getLSB($B);
+            $C[2] = self::getLSB($B);
         } elseif ($N > 1) {
             $R = $P;
             for ($j = 0; $j <= 5; ++$j) {


6) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:39    [M] GreaterThan

--- Original
+++ New
@@ @@
             $B = self::encrypt($kek, $A . $P[0]);
             $C[0] = self::getMSB($B);
             $C[1] = self::getLSB($B);
-        } elseif ($N > 1) {
+        } elseif ($N >= 1) {
             $R = $P;
             for ($j = 0; $j <= 5; ++$j) {
                 for ($i = 1; $i <= $N; ++$i) {


7) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:62    [M] FalseValue

--- Original
+++ New
@@ @@
      *
      * @return string The key unwrapped
      */
-    public static function unwrap(string $kek, string $key, bool $padding_enabled = false) : string
+    public static function unwrap(string $kek, string $key, bool $padding_enabled = true) : string
     {
         $P = mb_str_split($key, 8, '8bit');
         $A = $P[0];


8) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:64    [M] MBString

--- Original
+++ New
@@ @@
      */
     public static function unwrap(string $kek, string $key, bool $padding_enabled = false) : string
     {
-        $P = mb_str_split($key, 8, '8bit');
+        $P = str_split($key, 8);
         $A = $P[0];
         $N = count($P);
         if ($N < 2) {


9) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:110    [M] FalseValue

--- Original
+++ New
@@ @@
     {
         if ($padding_enabled === false) {
             $bin = hex2bin('A6A6A6A6A6A6A6A6');
-            if ($bin === false) {
+            if ($bin === true) {
                 throw new InvalidArgumentException('Unable to convert the data');
             }
             return $bin;


10) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:117    [M] MBString

--- Original
+++ New
@@ @@
             }
             return $bin;
         }
-        $MLI = mb_strlen($key, '8bit');
+        $MLI = strlen($key);
         $iv = hex2bin('A65959A6') . self::toXBits(32, $MLI);
         $n = (int) ceil($MLI / 8);
         $key = str_pad($key, 8 * $n, "\x00", STR_PAD_RIGHT);


11) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:120    [M] DecrementInteger

--- Original
+++ New
@@ @@
         }
         $MLI = mb_strlen($key, '8bit');
         $iv = hex2bin('A65959A6') . self::toXBits(32, $MLI);
-        $n = (int) ceil($MLI / 8);
+        $n = (int) ceil($MLI / 7);
         $key = str_pad($key, 8 * $n, "\x00", STR_PAD_RIGHT);
         return $iv;
     }


12) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:120    [M] IncrementInteger

--- Original
+++ New
@@ @@
         }
         $MLI = mb_strlen($key, '8bit');
         $iv = hex2bin('A65959A6') . self::toXBits(32, $MLI);
-        $n = (int) ceil($MLI / 8);
+        $n = (int) ceil($MLI / 9);
         $key = str_pad($key, 8 * $n, "\x00", STR_PAD_RIGHT);
         return $iv;
     }


13) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:120    [M] RoundingFamily

--- Original
+++ New
@@ @@
         }
         $MLI = mb_strlen($key, '8bit');
         $iv = hex2bin('A65959A6') . self::toXBits(32, $MLI);
-        $n = (int) ceil($MLI / 8);
+        $n = (int) round($MLI / 8);
         $key = str_pad($key, 8 * $n, "\x00", STR_PAD_RIGHT);
         return $iv;
     }


14) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:143    [M] MBString

--- Original
+++ New
@@ @@
         if (hex2bin('A65959A6') !== self::getMSB($iv)) {
             return false;
         }
-        $n = mb_strlen($key, '8bit') / 8;
+        $n = strlen($key) / 8;
         $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
         if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
             return false;


15) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:143    [M] IncrementInteger

--- Original
+++ New
@@ @@
         if (hex2bin('A65959A6') !== self::getMSB($iv)) {
             return false;
         }
-        $n = mb_strlen($key, '8bit') / 8;
+        $n = mb_strlen($key, '8bit') / 9;
         $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
         if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
             return false;


16) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:144    [M] UnwrapLtrim

--- Original
+++ New
@@ @@
             return false;
         }
         $n = mb_strlen($key, '8bit') / 8;
-        $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
+        $MLI = (int) hexdec(bin2hex(self::getLSB($iv)));
         if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
             return false;
         }


17) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:144    [M] CastInt

--- Original
+++ New
@@ @@
             return false;
         }
         $n = mb_strlen($key, '8bit') / 8;
-        $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
+        $MLI = hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
         if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
             return false;
         }


18) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:146    [M] DecrementInteger

--- Original
+++ New
@@ @@
         }
         $n = mb_strlen($key, '8bit') / 8;
         $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
-        if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
+        if (!(7 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
             return false;
         }
         $b = 8 * $n - $MLI;


19) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:146    [M] IncrementInteger

--- Original
+++ New
@@ @@
         }
         $n = mb_strlen($key, '8bit') / 8;
         $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
-        if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
+        if (!(9 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
             return false;
         }
         $b = 8 * $n - $MLI;


20) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:146    [M] IncrementInteger

--- Original
+++ New
@@ @@
         }
         $n = mb_strlen($key, '8bit') / 8;
         $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
-        if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
+        if (!(8 * ($n - 2) < $MLI && $MLI <= 8 * $n)) {
             return false;
         }
         $b = 8 * $n - $MLI;


21) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:146    [M] LessThan

--- Original
+++ New
@@ @@
         }
         $n = mb_strlen($key, '8bit') / 8;
         $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
-        if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
+        if (!(8 * ($n - 1) <= $MLI && $MLI <= 8 * $n)) {
             return false;
         }
         $b = 8 * $n - $MLI;


22) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:146    [M] DecrementInteger

--- Original
+++ New
@@ @@
         }
         $n = mb_strlen($key, '8bit') / 8;
         $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
-        if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
+        if (!(8 * ($n - 1) < $MLI && $MLI <= 7 * $n)) {
             return false;
         }
         $b = 8 * $n - $MLI;


23) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:146    [M] IncrementInteger

--- Original
+++ New
@@ @@
         }
         $n = mb_strlen($key, '8bit') / 8;
         $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
-        if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
+        if (!(8 * ($n - 1) < $MLI && $MLI <= 9 * $n)) {
             return false;
         }
         $b = 8 * $n - $MLI;


24) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:146    [M] LessThanOrEqualTo

--- Original
+++ New
@@ @@
         }
         $n = mb_strlen($key, '8bit') / 8;
         $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
-        if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
+        if (!(8 * ($n - 1) < $MLI && $MLI < 8 * $n)) {
             return false;
         }
         $b = 8 * $n - $MLI;


25) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:146    [M] LogicalAnd

--- Original
+++ New
@@ @@
         }
         $n = mb_strlen($key, '8bit') / 8;
         $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
-        if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
+        if (!(8 * ($n - 1) < $MLI || $MLI <= 8 * $n)) {
             return false;
         }
         $b = 8 * $n - $MLI;


26) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:150    [M] DecrementInteger

--- Original
+++ New
@@ @@
         if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
             return false;
         }
-        $b = 8 * $n - $MLI;
+        $b = 7 * $n - $MLI;
         for ($i = 0; $i < $b; ++$i) {
             if (mb_substr($key, $MLI + $i, 1, '8bit') !== "\x00") {
                 return false;


27) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:150    [M] Multiplication

--- Original
+++ New
@@ @@
         if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
             return false;
         }
-        $b = 8 * $n - $MLI;
+        $b = 8 / $n - $MLI;
         for ($i = 0; $i < $b; ++$i) {
             if (mb_substr($key, $MLI + $i, 1, '8bit') !== "\x00") {
                 return false;


28) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:151    [M] LessThanNegotiation

--- Original
+++ New
@@ @@
             return false;
         }
         $b = 8 * $n - $MLI;
-        for ($i = 0; $i < $b; ++$i) {
+        for ($i = 0; $i >= $b; ++$i) {
             if (mb_substr($key, $MLI + $i, 1, '8bit') !== "\x00") {
                 return false;
             }


29) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:151    [M] For_

--- Original
+++ New
@@ @@
             return false;
         }
         $b = 8 * $n - $MLI;
-        for ($i = 0; $i < $b; ++$i) {
+        for ($i = 0; false; ++$i) {
             if (mb_substr($key, $MLI + $i, 1, '8bit') !== "\x00") {
                 return false;
             }


30) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:152    [M] MBString

--- Original
+++ New
@@ @@
         }
         $b = 8 * $n - $MLI;
         for ($i = 0; $i < $b; ++$i) {
-            if (mb_substr($key, $MLI + $i, 1, '8bit') !== "\x00") {
+            if (substr($key, $MLI + $i, 1) !== "\x00") {
                 return false;
             }
         }


31) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:156    [M] MBString

--- Original
+++ New
@@ @@
                 return false;
             }
         }
-        $key = mb_substr($key, 0, $MLI, '8bit');
+        $key = substr($key, 0, $MLI);
         return true;
     }
     private static function checkKeySize(string $key, bool $padding_enabled) : void


32) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:166    [M] MBString

--- Original
+++ New
@@ @@
         if ($key === '') {
             throw new InvalidArgumentException('Bad key size');
         }
-        if ($padding_enabled === false && mb_strlen($key, '8bit') % 8 !== 0) {
+        if ($padding_enabled === false && strlen($key) % 8 !== 0) {
             throw new InvalidArgumentException('Bad key size');
         }
     }


33) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:174    [M] FalseValue

--- Original
+++ New
@@ @@
     private static function toXBits(int $bits, int $value) : string
     {
         $bin = hex2bin(str_pad(dechex($value), $bits / 4, '0', STR_PAD_LEFT));
-        if ($bin === false) {
+        if ($bin === true) {
             throw new InvalidArgumentException('Unable to convert the data');
         }
         return $bin;


34) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:183    [M] MBString

--- Original
+++ New
@@ @@
     }
     private static function getMSB(string $value) : string
     {
-        return mb_substr($value, 0, mb_strlen($value, '8bit') / 2, '8bit');
+        return mb_substr($value, 0, strlen($value) / 2, '8bit');
     }
     private static function getLSB(string $value) : string
     {


35) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:183    [M] MBString

--- Original
+++ New
@@ @@
     }
     private static function getMSB(string $value) : string
     {
-        return mb_substr($value, 0, mb_strlen($value, '8bit') / 2, '8bit');
+        return substr($value, 0, mb_strlen($value, '8bit') / 2);
     }
     private static function getLSB(string $value) : string
     {


36) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:188    [M] MBString

--- Original
+++ New
@@ @@
     }
     private static function getLSB(string $value) : string
     {
-        return mb_substr($value, mb_strlen($value, '8bit') / 2, null, '8bit');
+        return mb_substr($value, strlen($value) / 2, null, '8bit');
     }
     private static function encrypt(string $kek, string $data) : string
     {


37) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:188    [M] MBString

--- Original
+++ New
@@ @@
     }
     private static function getLSB(string $value) : string
     {
-        return mb_substr($value, mb_strlen($value, '8bit') / 2, null, '8bit');
+        return substr($value, mb_strlen($value, '8bit') / 2, null);
     }
     private static function encrypt(string $kek, string $data) : string
     {


38) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:194    [M] FalseValue

--- Original
+++ New
@@ @@
     private static function encrypt(string $kek, string $data) : string
     {
         $result = openssl_encrypt($data, self::getMethod(), $kek, OPENSSL_ZERO_PADDING | OPENSSL_RAW_DATA);
-        if ($result === false) {
+        if ($result === true) {
             throw new InvalidArgumentException('Unable to encrypt the data');
         }
         return $result;


39) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:204    [M] FalseValue

--- Original
+++ New
@@ @@
     private static function decrypt(string $kek, string $data) : string
     {
         $result = openssl_decrypt($data, self::getMethod(), $kek, OPENSSL_ZERO_PADDING | OPENSSL_RAW_DATA);
-        if ($result === false) {
+        if ($result === true) {
             throw new InvalidArgumentException('Unable to decrypt the data');
         }
         return $result;
     }
 }


Timed Out mutants:
==================

1) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:41    [M] Increment

--- Original
+++ New
@@ @@
             $C[1] = self::getLSB($B);
         } elseif ($N > 1) {
             $R = $P;
-            for ($j = 0; $j <= 5; ++$j) {
+            for ($j = 0; $j <= 5; --$j) {
                 for ($i = 1; $i <= $N; ++$i) {
                     $B = self::encrypt($kek, $A . $R[$i - 1]);
                     $t = $i + $j * $N;


2) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:77    [M] Decrement

--- Original
+++ New
@@ @@
             $A = self::getMSB($B);
         } else {
             $R = $P;
-            for ($j = 5; $j >= 0; --$j) {
+            for ($j = 5; $j >= 0; ++$j) {
                 for ($i = $N - 1; $i >= 1; --$i) {
                     $t = $i + $j * ($N - 1);
                     $B = self::decrypt($kek, (self::toXBits(64, $t) ^ $A) . $R[$i]);


Skipped mutants:
================

Not Covered mutants:
====================

1) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:111    [M] Throw_

--- Original
+++ New
@@ @@
         if ($padding_enabled === false) {
             $bin = hex2bin('A6A6A6A6A6A6A6A6');
             if ($bin === false) {
-                throw new InvalidArgumentException('Unable to convert the data');
+                new InvalidArgumentException('Unable to convert the data');
             }
             return $bin;
         }


2) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:147    [M] FalseValue

--- Original
+++ New
@@ @@
         $n = mb_strlen($key, '8bit') / 8;
         $MLI = (int) hexdec(bin2hex(ltrim(self::getLSB($iv), "\x00")));
         if (!(8 * ($n - 1) < $MLI && $MLI <= 8 * $n)) {
-            return false;
+            return true;
         }
         $b = 8 * $n - $MLI;
         for ($i = 0; $i < $b; ++$i) {


3) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:153    [M] FalseValue

--- Original
+++ New
@@ @@
         $b = 8 * $n - $MLI;
         for ($i = 0; $i < $b; ++$i) {
             if (mb_substr($key, $MLI + $i, 1, '8bit') !== "\x00") {
-                return false;
+                return true;
             }
         }
         $key = mb_substr($key, 0, $MLI, '8bit');


4) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:175    [M] Throw_

--- Original
+++ New
@@ @@
     {
         $bin = hex2bin(str_pad(dechex($value), $bits / 4, '0', STR_PAD_LEFT));
         if ($bin === false) {
-            throw new InvalidArgumentException('Unable to convert the data');
+            new InvalidArgumentException('Unable to convert the data');
         }
         return $bin;
     }


5) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:195    [M] Throw_

--- Original
+++ New
@@ @@
     {
         $result = openssl_encrypt($data, self::getMethod(), $kek, OPENSSL_ZERO_PADDING | OPENSSL_RAW_DATA);
         if ($result === false) {
-            throw new InvalidArgumentException('Unable to encrypt the data');
+            new InvalidArgumentException('Unable to encrypt the data');
         }
         return $result;
     }


6) /home/florent/PhpstormProjects/aes-key-wrap/src/AESKW.php:205    [M] Throw_

--- Original
+++ New
@@ @@
     {
         $result = openssl_decrypt($data, self::getMethod(), $kek, OPENSSL_ZERO_PADDING | OPENSSL_RAW_DATA);
         if ($result === false) {
-            throw new InvalidArgumentException('Unable to decrypt the data');
+            new InvalidArgumentException('Unable to decrypt the data');
         }
         return $result;
     }
 }