ACE/ASNMP/asnmp/gauge.h

   1 /* -*-C++-*- */
   2 #ifndef GAUGE_
   3 #define GAUGE_
   4 //=============================================================================
   5 /**
   6  *  @file    gauge.h
   7  *
   8  *  Class definition for SMI Gauge32 class.
   9  *  This class currently does not behave as defined by the abstract model
  10  *  in RFC 1155 section 3.2.3.4 (ie the value doesn't latch on the max value)
  11  *
  12  *  @author Peter E Mellquist
  13  */
  14 //=============================================================================
  15
  16 /*===================================================================
  17   Copyright (c) 1996
  18   Hewlett-Packard Company
  19
  20   ATTENTION: USE OF THIS SOFTWARE IS SUBJECT TO THE FOLLOWING TERMS.
  21   Permission to use, copy, modify, distribute and/or sell this software
  22   and/or its documentation is hereby granted without fee. User agrees
  23   to display the above copyright notice and this license notice in all
  24   copies of the software and any documentation of the software. User
  25   agrees to assume all liability for the use of the software; Hewlett-Packard
  26   makes no representations about the suitability of this software for any
  27   purpose. It is provided "AS-IS without warranty of any kind,either express
  28   or implied. User hereby grants a royalty-free license to any and all
  29   derivatives based upon this software code base.
  30 =====================================================================*/
  31
  32 #include "asnmp/integer.h"
  33
  34 //------------[ Gauge32 Class ]------------------------------------------
  35 // The gauge class allows all the functionality of unsigned
  36 // integers but is recognized as a distinct SMI type. Gauge32
  37 // objects may be set or get into Vb objects.
  38 //
  39
  40 /**
  41  * @class Gauge32:
  42  *
  43  * @brief Define RFC1902 Gauge datatype from RFC 1155 section 3.2.3.4
  44  * Note that this datatype does not behave exactly (acts like a long)
  45  */
  46 class ASNMP_Export Gauge32: public SnmpUInt32
  47 {
  48 public:
  49   /// constructor with a value
  50   explicit Gauge32( const unsigned long i = 0);
  51
  52   /// copy constructor
  53   Gauge32 ( const Gauge32 &g);
  54
  55   /// destructor for a Gauge32 (ensure that Value::~Value() is overridden)
  56   ~Gauge32();
  57
  58   /// syntax type
  59   SmiUINT32 get_syntax();
  60
  61   /// create a new instance of this Value
  62   SnmpSyntax *clone() const;
  63
  64   /// overloaded assignment
  65   Gauge32& operator=( const Gauge32 &uli);
  66
  67   /// overloaded assignment
  68   Gauge32& operator=( const unsigned long i);
  69
  70   /// otherwise, behave like an unsigned int
  71   operator unsigned long();
  72
  73   /// copy an instance of this Value
  74   SnmpSyntax& operator=( SnmpSyntax &val);
  75 };
  76 #endif //GAUGE_