Varlist.hpp

Go to the documentation of this file.

// SNMPpp: https://sourceforge.net/p/snmppp/
// SNMPpp project uses the MIT license. See LICENSE for details.
// @copyright Copyright (C) 2013 Stephane Charette <stephanecharette@gmail.com>

#pragma once

#include <SNMPpp/net-snmppp.hpp>
#include <SNMPpp/OID.hpp>


namespace SNMPpp
{
    class Varlist
    {
        public:

            virtual ~Varlist( void );

            Varlist( void );

            Varlist( netsnmp_variable_list *vl );

            virtual void free( void );

            virtual void clear( void ) { varlist = NULL; }

            virtual operator netsnmp_variable_list* ( void ) { return  varlist; }

            virtual operator netsnmp_variable_list**( void ) { return &varlist; }

            virtual size_t size( void ) const { return count_varbinds( varlist ); }

            virtual bool empty( void ) const { return varlist == NULL; }

            virtual const Varlist &getOids( SNMPpp::VecOID &v ) const;

            virtual const Varlist &getOids( SNMPpp::SetOID &s ) const;

            virtual MapOidVarList getMap( void ) const;

            virtual bool contains( const SNMPpp::OID &o ) const;

            virtual Varlist &addNullVar( const SNMPpp::OID &o );

            virtual Varlist &addNullVars( const SNMPpp::SetOID &s );

            virtual Varlist &addNullVars( const SNMPpp::VecOID &v );

            virtual const netsnmp_variable_list *at( const SNMPpp::OID &o ) const;

            virtual netsnmp_variable_list *operator[]( const size_t idx );

            virtual SNMPpp::OID firstOID( void ) const;

            // The next few methods help extract information from Varlists
            // when there happens to be multiple objects in the linked list.

            virtual int asnType( const SNMPpp::OID &o ) const { return at(o)->type; }

            virtual const netsnmp_vardata &valueAt( const SNMPpp::OID &o ) const { return at(o)->val; }

            virtual bool getBool( const SNMPpp::OID &o ) const;

            virtual long getLong( const SNMPpp::OID &o ) const;

            virtual std::string getString( const SNMPpp::OID &o ) const;

            virtual SNMPpp::OID getOID( const SNMPpp::OID &o ) const;

            virtual std::string asString( const SNMPpp::OID &o ) const;

            // The next few methods help extract information from Varlists
            // when there happens to be a single object in the linked list.

            virtual int asnType( void ) const { return asnType( firstOID() ); }

            virtual const netsnmp_vardata &value( void ) const { return valueAt( firstOID() ); }

            virtual bool getBool( void ) const { return getBool( firstOID() ); }

            virtual long getLong( void ) const { return getLong( firstOID() ); }

            virtual std::string getString( void ) const { return getString( firstOID() ); }

            virtual SNMPpp::OID getOID( void ) const { return getOID( firstOID() ); }

            virtual std::string asString( void ) const { return asString( firstOID() ); }

        protected:

            netsnmp_variable_list *varlist;
    };
};


std::ostream &operator<<( std::ostream &os, const SNMPpp::Varlist &varlist );