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<?php |
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declare(strict_types=1); |
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namespace BitWasp\Bitcoin\Networking\Serializer\Message; |
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use BitWasp\Bitcoin\Bitcoin; |
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use BitWasp\Bitcoin\Crypto\EcAdapter\EcSerializer; |
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use BitWasp\Bitcoin\Networking\Messages\Alert; |
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use BitWasp\Bitcoin\Networking\Serializer\Structure\AlertDetailSerializer; |
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use BitWasp\Bitcoin\Serializer\Types; |
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use BitWasp\Buffertools\Buffer; |
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use BitWasp\Buffertools\BufferInterface; |
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use BitWasp\Buffertools\Parser; |
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class AlertSerializer |
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{ |
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/** |
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* @var AlertDetailSerializer |
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*/ |
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private $detail; |
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96 |
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/** |
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* @var \BitWasp\Buffertools\Types\VarString |
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*/ |
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private $varstring; |
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/** |
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* @param AlertDetailSerializer $detail |
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*/ |
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public function __construct(AlertDetailSerializer $detail) |
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{ |
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$this->detail = $detail; |
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$this->varstring = Types::varstring(); |
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} |
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/** |
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* @param Parser $parser |
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* @return Alert |
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*/ |
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public function fromParser(Parser $parser): Alert |
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{ |
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$detailBuffer = $this->varstring->read($parser); |
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$detail = $this->detail->fromParser(new Parser($detailBuffer)); |
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$sigBuffer = $this->varstring->read($parser); |
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$adapter = Bitcoin::getEcAdapter(); |
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$serializer = EcSerializer::getSerializer('BitWasp\Bitcoin\Crypto\EcAdapter\Serializer\Signature\DerSignatureSerializerInterface', true, $adapter); |
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$sig = $serializer->parse($sigBuffer); |
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return new Alert($detail, $sig); |
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} |
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/** |
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* @param BufferInterface $data |
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* @return Alert |
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*/ |
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public function parse(BufferInterface $data): Alert |
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{ |
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return $this->fromParser(new Parser($data)); |
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} |
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/** |
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* @param Alert $alert |
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* @return BufferInterface |
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*/ |
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public function serialize(Alert $alert): BufferInterface |
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{ |
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return new Buffer("{$this->varstring->write($alert->getDetail()->getBuffer())}{$this->varstring->write($alert->getSignature()->getBuffer())}"); |
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} |
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} |
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Bit-Wasp /
bitcoin-p2p-php
