BitWasp\Trezor\Bridge\Codec\CallMessage\HexCodec::parsePayload()

Complexity

Conditions	3
Paths	3

Size

Total Lines	19
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	9
CRAP Score	3.054

Importance

Changes

0

<?php
    public function parsePayload(StreamInterface $stream): array
    {
        if ($stream->getSize() < 12) {
            throw new \Exception("Malformed data (size too small)");
        }

        $stream = $this->stream->hex2bin($stream);

        list ($type) = array_values(unpack('n', $stream->read(2)));
        $stream->seek(2);

        list ($size) = array_values(unpack('N', $stream->read(4)));
        $stream->seek(6);

        if ($size > ($stream->getSize() - 6)) {
            throw new \Exception("Malformed data (sent more than size)");
        }

        return [$type, $this->stream->createStream($stream->read($size))];
    }