芝麻web文件管理V1.00
编辑当前文件:/home2/sdektunc/.trash/libraries.4/vendor/spomky-labs/cbor-php/src/Decoder.php
tagObjectManager = $tagObjectManager; $this->otherTypeManager = $otherTypeManager; } public function decode(Stream $stream): CBORObject { return $this->process($stream); } private function process(Stream $stream, bool $breakable = false): CBORObject { $ib = ord($stream->read(1)); $mt = $ib >> 5; $ai = $ib & 0b00011111; $val = null; switch ($ai) { case 0b00011000: //24 case 0b00011001: //25 case 0b00011010: //26 case 0b00011011: //27 $val = $stream->read(2 ** ($ai & 0b00000111)); break; case 0b00011100: //28 case 0b00011101: //29 case 0b00011110: //30 throw new InvalidArgumentException(sprintf('Cannot parse the data. Found invalid Additional Information "%s" (%d).', str_pad(decbin($ai), 5, '0', STR_PAD_LEFT), $ai)); case 0b00011111: //31 return $this->processInfinite($stream, $mt, $breakable); } return $this->processFinite($stream, $mt, $ai, $val); } private function processFinite(Stream $stream, int $mt, int $ai, ?string $val): CBORObject { switch ($mt) { case 0b000: //0 return UnsignedIntegerObject::createObjectForValue($ai, $val); case 0b001: //1 return SignedIntegerObject::createObjectForValue($ai, $val); case 0b010: //2 $length = null === $val ? $ai : Utils::binToInt($val); return new ByteStringObject($stream->read($length)); case 0b011: //3 $length = null === $val ? $ai : Utils::binToInt($val); return new TextStringObject($stream->read($length)); case 0b100: //4 $object = new ListObject(); $nbItems = null === $val ? $ai : Utils::binToInt($val); for ($i = 0; $i < $nbItems; ++$i) { $object->add($this->process($stream)); } return $object; case 0b101: //5 $object = new MapObject(); $nbItems = null === $val ? $ai : Utils::binToInt($val); for ($i = 0; $i < $nbItems; ++$i) { $object->add($this->process($stream), $this->process($stream)); } return $object; case 0b110: //6 return $this->tagObjectManager->createObjectForValue($ai, $val, $this->process($stream)); case 0b111: //7 return $this->otherTypeManager->createObjectForValue($ai, $val); default: throw new RuntimeException(sprintf('Unsupported major type "%s" (%d).', str_pad(decbin($mt), 5, '0', STR_PAD_LEFT), $mt)); // Should never append } } private function processInfinite(Stream $stream, int $mt, bool $breakable): CBORObject { switch ($mt) { case 0b010: //2 $object = new ByteStringWithChunkObject(); while (!($it = $this->process($stream, true)) instanceof BreakObject) { if (!$it instanceof ByteStringObject) { throw new RuntimeException('Unable to parse the data. Infinite Byte String object can only get Byte String objects.'); } $object->add($it); } return $object; case 0b011: //3 $object = new TextStringWithChunkObject(); while (!($it = $this->process($stream, true)) instanceof BreakObject) { if (!$it instanceof TextStringObject) { throw new RuntimeException('Unable to parse the data. Infinite Text String object can only get Text String objects.'); } $object->add($it); } return $object; case 0b100: //4 $object = new InfiniteListObject(); while (!($it = $this->process($stream, true)) instanceof BreakObject) { $object->add($it); } return $object; case 0b101: //5 $object = new InfiniteMapObject(); while (!($it = $this->process($stream, true)) instanceof BreakObject) { $object->append($it, $this->process($stream)); } return $object; case 0b111: //7 if (!$breakable) { throw new InvalidArgumentException('Cannot parse the data. No enclosing indefinite.'); } return new BreakObject(); case 0b000: //0 case 0b001: //1 case 0b110: //6 default: throw new InvalidArgumentException(sprintf('Cannot parse the data. Found infinite length for Major Type "%s" (%d).', str_pad(decbin($mt), 5, '0', STR_PAD_LEFT), $mt)); } } }