bool C1WireForWindows::IsAvailable()
{
#ifdef _DEBUG
return false;
#endif
static boost::optional<bool> IsAvailable;
if (IsAvailable.is_initialized())
return IsAvailable.get();
// Make a connection only to know if 1-wire is avalaible
SOCKET theSocket = ConnectToService();
if (theSocket == INVALID_SOCKET)
{
IsAvailable=false;
return false;
}
// Request
Json::Value reqRoot;
reqRoot["IsAvailable"]="";
Json::FastWriter writer;
// Send request and wait for answer
std::string answer = ::SendAndReceive(theSocket,writer.write(reqRoot));
// Answer processing
if (answer.empty())
{
IsAvailable=false;
DisconnectFromService(theSocket);
return false;
}
Json::Value ansRoot;
Json::Reader reader;
if (!reader.parse(answer,ansRoot))
{
IsAvailable=false;
DisconnectFromService(theSocket);
return false;
}
DisconnectFromService(theSocket);
IsAvailable=ansRoot.get("Available",false).asBool();
return IsAvailable.get();
}
C1WireForWindows::C1WireForWindows()
{
// Connect to service
m_Socket = ConnectToService();
}
C1WireForWindows::C1WireForWindows()
{
// Connect to service
m_Socket = ConnectToService();
_log.Log(LOG_STATUS,"Using 1-Wire support (Windows)...");
}
