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Precomp.php (1533B)

      1 <?php
      2 
      3 if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp', false)) {
      4     return;
      5 }
      6 
      7 /**
      8  * Class ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp
      9  */
     10 class ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp
     11 {
     12     /**
     13      * @var ParagonIE_Sodium_Core32_Curve25519_Fe
     14      */
     15     public $yplusx;
     16 
     17     /**
     18      * @var ParagonIE_Sodium_Core32_Curve25519_Fe
     19      */
     20     public $yminusx;
     21 
     22     /**
     23      * @var ParagonIE_Sodium_Core32_Curve25519_Fe
     24      */
     25     public $xy2d;
     26 
     27     /**
     28      * ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp constructor.
     29      *
     30      * @internal You should not use this directly from another application
     31      *
     32      * @param ParagonIE_Sodium_Core32_Curve25519_Fe $yplusx
     33      * @param ParagonIE_Sodium_Core32_Curve25519_Fe $yminusx
     34      * @param ParagonIE_Sodium_Core32_Curve25519_Fe $xy2d
     35      * @throws SodiumException
     36      * @throws TypeError
     37      */
     38     public function __construct(
     39         ParagonIE_Sodium_Core32_Curve25519_Fe $yplusx = null,
     40         ParagonIE_Sodium_Core32_Curve25519_Fe $yminusx = null,
     41         ParagonIE_Sodium_Core32_Curve25519_Fe $xy2d = null
     42     ) {
     43         if ($yplusx === null) {
     44             $yplusx = ParagonIE_Sodium_Core32_Curve25519::fe_0();
     45         }
     46         $this->yplusx = $yplusx;
     47         if ($yminusx === null) {
     48             $yminusx = ParagonIE_Sodium_Core32_Curve25519::fe_0();
     49         }
     50         $this->yminusx = $yminusx;
     51         if ($xy2d === null) {
     52             $xy2d = ParagonIE_Sodium_Core32_Curve25519::fe_0();
     53         }
     54         $this->xy2d = $xy2d;
     55     }
     56 }