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/* -*-C++-*- */
// $Id$
#ifndef SMIVALUE_
#define SMIVALUE_
// ============================================================================
//
// = LIBRARY
// tests
//
// = FILENAME
// smival.h
//
// = DESCRIPTION
// SMIValue class definition. Superclass for the various types
// of SNMP values (Address, Oid, Octet, etc.). Provides
// only a few functions, most info is in subclass.
//
// = AUTHOR
// Jeff Meyer
//
// ============================================================================
/*===================================================================
Copyright (c) 1996
Hewlett-Packard Company
ATTENTION: USE OF THIS SOFTWARE IS SUBJECT TO THE FOLLOWING TERMS.
Permission to use, copy, modify, distribute and/or sell this software
and/or its documentation is hereby granted without fee. User agrees
to display the above copyright notice and this license notice in all
copies of the software and any documentation of the software. User
agrees to assume all liability for the use of the software; Hewlett-Packard
makes no representations about the suitability of this software for any
purpose. It is provided "AS-IS without warranty of any kind,either express
or implied. User hereby grants a royalty-free license to any and all
derivatives based upon this software code base.
=====================================================================*/
//----[ includes ]-----------------------------------------------------
#include "asnmp/smi.h"
#include "asnmp/ASNMP_Export.h"
#include "ace/os_include/os_stddef.h"
//----[ macros ]-------------------------------------------------------
//======================================================================
// SMI value structure conforming with SMI RFC
//
typedef struct { /* smiVALUE portion of VarBind */
SmiUINT32 syntax; /* Insert SNMP_SYNTAX_<type> */
union {
SmiINT sNumber; /* SNMP_SYNTAX_INT
SNMP_SYNTAX_INT32 */
SmiUINT32 uNumber; /* SNMP_SYNTAX_UINT32
SNMP_SYNTAX_CNTR32
SNMP_SYNTAX_GAUGE32
SNMP_SYNTAX_TIMETICKS */
SmiCNTR64 hNumber; /* SNMP_SYNTAX_CNTR64 */
SmiOCTETS string; /* SNMP_SYNTAX_OCTETS
SNMP_SYNTAX_BITS
SNMP_SYNTAX_OPAQUE
SNMP_SYNTAX_IPADDR
SNMP_SYNTAX_NSAPADDR */
SmiOID oid; /* SNMP_SYNTAX_OID */
SmiBYTE empty; /* SNMP_SYNTAX_NULL
SNMP_SYNTAX_NOSUCHOBJECT
SNMP_SYNTAX_NOSUCHINSTANCE
SNMP_SYNTAX_ENDOFMIBVIEW */
} value;
} SmiVALUE, *SmiLPVALUE;
// An "abstract" (pure virtual) class that serves as the base class
// for all specific SNMP syntax types.
//
class ASNMP_Export SnmpSyntax {
public:
virtual const char * to_string() = 0;
// virtual function for getting a printable ASCII value for any SNMP Value
virtual SmiUINT32 get_syntax() = 0;
// return the current syntax
virtual SnmpSyntax * clone() const = 0;
// virtual clone operation for creating a new Value from an existing
// value. The caller MUST use the delete operation on the return
// value when done.
virtual ~SnmpSyntax() {};
// virtual destructor to ensure deletion of derived classes...
virtual SnmpSyntax& operator=(SnmpSyntax &/*val*/)
{
return *this;
}
// overloaded assignment operator
// This should be pure virtual, but WinNT compiler
// complains about unresolved reference at link time.
virtual int valid() const = 0;
// return validity of value object.
protected:
SmiVALUE smival;
};
#endif // SMIVALUE_
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