Method decodeDataRecord

arch/tartu/decoder.cc:59–72

    }

    void decodeDataRecord() override
    {
        if (readRaw64() != DATA_BITS)
            return;

        const auto& bits = readRawBits(129 * 16);
        const auto& bytes = decodeFmMfm(bits).slice(0, 129);
        _sector->data = bytes.slice(0, 128);

        uint8_t wantChecksum = bytes.reader().seek(128).read_8();
        uint8_t gotChecksum = ~sumBytes(_sector->data);
        _sector->status =
            (wantChecksum == gotChecksum) ? Sector::OK : Sector::BAD_CHECKSUM;
    }

private:
    const TartuDecoderProto& _config;