| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace BitWasp\Bitcoin\Crypto\EcAdapter; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use BitWasp\Bitcoin\Bitcoin; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use BitWasp\Bitcoin\Crypto\EcAdapter\Adapter\EcAdapterInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use BitWasp\Bitcoin\Crypto\EcAdapter\Serializer\Key\PrivateKeySerializerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use BitWasp\Bitcoin\Crypto\EcAdapter\Serializer\Key\PublicKeySerializerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | use BitWasp\Bitcoin\Crypto\EcAdapter\Serializer\Signature\CompactSignatureSerializerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use BitWasp\Bitcoin\Crypto\EcAdapter\Serializer\Signature\DerSignatureSerializerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | class EcSerializer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |     const PATH_PHPECC = 'BitWasp\Bitcoin\Crypto\EcAdapter\Impl\PhpEcc\\'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |     const PATH_SECP256K1 = 'BitWasp\Bitcoin\Crypto\EcAdapter\Impl\Secp256k1\\'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |      * @var string[] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     private static $serializerInterface = [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |         PrivateKeySerializerInterface::class, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |         PublicKeySerializerInterface::class, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |         CompactSignatureSerializerInterface::class, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |         DerSignatureSerializerInterface::class, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |      * @var string[] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     private static $serializerImpl = [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |         'Serializer\Key\PrivateKeySerializer', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |         'Serializer\Key\PublicKeySerializer', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |         'Serializer\Signature\CompactSignatureSerializer', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |         'Serializer\Signature\DerSignatureSerializer' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * @var array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     private static $map = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      * @var bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     private static $useCache = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |      * @var array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     private static $cache = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |      * @param $interface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      * @return mixed | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 | 549 |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     public static function getImplRelPath($interface) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 | 549 |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |         if (0 === count(self::$map)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |             if (!in_array($interface, self::$serializerInterface, true)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |                 throw new \InvalidArgumentException('Interface not known'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |             $cInterface = count(self::$serializerInterface); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |             if ($cInterface !== count(self::$serializerImpl)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |                 throw new \InvalidArgumentException('Invalid serializer interface map'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |             for ($i = 0; $i < $cInterface; $i++) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |                 /** @var string $iface */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |                 $iface = self::$serializerInterface[$i]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |                 $ipath = self::$serializerImpl[$i]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |                 self::$map[$iface] = $ipath; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 | 549 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |         return self::$map[$interface]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 | 549 |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |     public static function getImplPaths() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 | 549 |  |         return [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |             'BitWasp\Bitcoin\Crypto\EcAdapter\Impl\PhpEcc\Adapter\EcAdapter' => 'BitWasp\Bitcoin\Crypto\EcAdapter\Impl\PhpEcc\\', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 | 341 |  |             'BitWasp\Bitcoin\Crypto\EcAdapter\Impl\Secp256k1\Adapter\EcAdapter' => 'BitWasp\Bitcoin\Crypto\EcAdapter\Impl\Secp256k1\\' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |         ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |      * @param EcAdapterInterface $adapter | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |      * @return mixed | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 | 549 |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |     public static function getAdapterImplPath(EcAdapterInterface $adapter) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 | 549 |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 | 549 |  |         $paths = static::getImplPaths(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 | 549 |  |         $class = get_class($adapter); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |         if (!isset($paths[$class])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |             throw new \RuntimeException('Unknown EcAdapter'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 | 549 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |         return $paths[$class]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |      * @param $interface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |      * @param bool|true $useCache | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |      * @param EcAdapterInterface $adapter | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |      * @return mixed | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 110 | 549 |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 111 |  |  |     public static function getSerializer($interface, $useCache = true, EcAdapterInterface $adapter = null) | 
            
                                                                        
                            
            
                                    
            
            
                | 112 | 549 |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 113 |  |  |         $adapter = $adapter ?: Bitcoin::getEcAdapter(); | 
            
                                                                        
                            
            
                                    
            
            
                | 114 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 115 |  |  |         if (isset(self::$cache[$interface])) { | 
            
                                                                        
                            
            
                                    
            
            
                | 116 | 549 |  |             return self::$cache[$interface]; | 
            
                                                                        
                            
            
                                    
            
            
                | 117 | 549 |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 118 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 119 | 549 |  |         $classPath = self::getAdapterImplPath($adapter) . self::getImplRelPath($interface); | 
            
                                                                        
                            
            
                                    
            
            
                | 120 |  |  |         $class = new $classPath($adapter); | 
            
                                                                        
                            
            
                                    
            
            
                | 121 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 122 |  |  |         if ($useCache && self::$useCache) { | 
            
                                                                        
                            
            
                                    
            
            
                | 123 | 549 |  |             self::$cache[$interface] = $class; | 
            
                                                                        
                            
            
                                    
            
            
                | 124 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 125 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 126 |  |  |         return $class; | 
            
                                                                        
                            
            
                                    
            
            
                | 127 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |      * Disables caching of serializers | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |     public static function disableCache() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |         self::$useCache = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 136 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 137 |  |  |  |