ModbusRTUErrors.h

#ifndef ModbusRTUErrors_H_
#define ModbusRTUErrors_H_
// -------------------------------------------------------------------------
#include <string>
#include <iostream>
#include "Exceptions.h"
// -------------------------------------------------------------------------
namespace uniset
{
    // -------------------------------------------------------------------------
    namespace ModbusRTU
    {
        enum mbErrCode
        {
            erNoError               = 0,  
            erUnExpectedPacketType  = 1,  
            erBadDataAddress        = 2,  
            erBadDataValue          = 3,  
            erHardwareError         = 4,  
            erAnknowledge           = 5,  
            erSlaveBusy             = 6,  
            erOperationFailed       = 7,  
            erMemoryParityError     = 8,  
            erGatewayUnavailable    = 10, 
            erGatewayTargetUnavailable  = 11, 
            // коды ошибок >= erInternalErrorCode не посылаются в ответах,
            // а используются только для внутренней диагностики
            erInternalErrorCode     = 100, 
            erInvalidFormat         = 111, 
            erBadCheckSum           = 112, 
            erBadReplyNodeAddress   = 113, 
            erTimeOut               = 114, 
            erPacketTooLong         = 115, 
            erSessionClosed         = 116  
        };
 
        // ---------------------------------------------------------------------
        std::string mbErr2Str( mbErrCode e );
        // ---------------------------------------------------------------------
        class mbException:
            public uniset::Exception
        {
            public:
                mbException():
                    uniset::Exception("mbException"), err(ModbusRTU::erNoError) {}
                mbException( ModbusRTU::mbErrCode err ):
                    uniset::Exception(mbErr2Str(err)), err(err) {}
 
 
                ModbusRTU::mbErrCode err;
 
                friend std::ostream& operator<<(std::ostream& os, mbException& ex )
                {
                    return os << "(" << ex.err << ") " << mbErr2Str(ex.err);
                }
        };
        // ---------------------------------------------------------------------
    } // end of namespace ModbusRTU
    // -------------------------------------------------------------------------
} // end of namespace uniset
// -------------------------------------------------------------------------
#endif // ModbusRTUErrors_H_
// -------------------------------------------------------------------------