APDUHeaderParser::Result<APDUHeader> APDUHeaderParser::ParseRequest(const openpal::RSlice& apdu,
openpal::Logger* logger)
{
if (apdu.Size() < APDUHeader::REQUEST_SIZE)
{
FORMAT_LOGGER_BLOCK(logger, flags::WARN, "Request fragment with insufficient size of %u bytes", apdu.Size());
return Result<APDUHeader>::Error();
}
return Result<APDUHeader>::Ok(APDUHeader(AppControlField(apdu[0]), FunctionCodeFromType(apdu[1])),
apdu.Skip(APDUHeader::REQUEST_SIZE));
}
ParseResult NumParser::ParseRange(openpal::RSlice& buffer, Range& range, openpal::Logger* pLogger) const
{
if (buffer.Size() < (2 * static_cast<uint32_t>(size)))
{
SIMPLE_LOGGER_BLOCK(pLogger, flags::WARN, "Not enough data for start / stop");
return ParseResult::NOT_ENOUGH_DATA_FOR_RANGE;
}
else
{
range.start = this->ReadNum(buffer);
range.stop = this->ReadNum(buffer);
if (range.IsValid())
{
return ParseResult::OK;
}
else
{
FORMAT_LOGGER_BLOCK(pLogger, flags::WARN, "start (%u) > stop (%u)", range.start, range.stop);
return ParseResult::BAD_START_STOP;
}
}
}
