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/*=================================================================== 
         
  Copyright (c) 1999 
  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.  
 
		 
  SNMP++ C O U N T E R 6 4 . H    
       
  COUNTER64 CLASSES DEFINITION 
       
  VERSION: 
  2.8 
 
  RCS INFO: 
  $Header: ctr64.h,v 1.17 96/09/11 14:01:23 hmgr Exp $ 
        
  DESIGN: 
  Peter E Mellquist 
                 
  AUTHOR:       
  Peter E Mellquist 
               
  LANGUAGE: 
  ANSI C++  
       
  OPERATING SYSTEMS: 
  MS-Windows Win32 
  BSD UNIX 
       
  DESCRIPTION: 
  SNMP Counter64 class definition. 
       
=====================================================================*/   
#ifndef _CTR64 
#define _CTR64 
 
#include "smival.h" 
 
#define CTR64OUTBUF 30  // maximum ascii string for a 64-bit ctr 
 
                 
//---------[ 64 bit Counter Class ]-------------------------------- 
// Counter64 Class encapsulates two unsigned integers into a 
// a single entity. This type has is available in SNMPv2 but 
// may be used anywhere where needed. 
// 
class DLLOPT Counter64: public  SnmpSyntax 
{  
   protected: 
      char output_buffer[CTR64OUTBUF]; 
       
       
   public: 
    
     // convert a Counter 64 to a long double 
     long double c64_to_ld( Counter64 &c64); 
       
     // convert a long double to a Counter64 
     Counter64 ld_to_c64( long double ld); 
      
     // constructor, no values 
     Counter64( void); 
         
     // constructor with values    
     Counter64( unsigned long hiparm, unsigned long loparm); 
         
     // constructor with only one arg, defaults to lower 
     Counter64( unsigned long loparm); 
      
     // copy constructor 
     Counter64( const Counter64 &ctr64); 
      
     // destructor (ensure that SnmpSyntax::~SnmpSyntax() is overridden) 
     ~Counter64(); 
 
     // syntax type 
     SmiUINT32 get_syntax(); 
 
     // return the high part    
     unsigned long int high() const;   
         
     // return the low part    
     unsigned long int low() const; 
         
     // set the high part    
     void set_high( const unsigned long int h); 
         
     // set the low part    
     void set_low( const unsigned long int l); 
         
     //------[ overloaded assignment ]------------------- 
      
     // assign a Counter64 to a Counter64  
     Counter64& operator=( const Counter64 &ctr64); 
         
     // assign a ul to a ctr64, clears the high part 
     // and assugns the low part 
     Counter64& operator=( const unsigned long int i); 
         
     //------[ overloaded addition ]--------------------- 
      
     // add two Counter64s 
     Counter64 operator+( const Counter64 &c);  
      
     // add a unsigned long and a Counter64 
     DLLOPT friend Counter64 operator+( unsigned long ul, const Counter64 &c64); 
         
      
     //------[ overloaded subtraction ]------------------ 
      
     // subtract two Counter64s 
     Counter64 operator-( const Counter64 &c); 
      
     // subtract a unsigned long and a Counter64 
     DLLOPT friend Counter64 operator-( unsigned long ul, const Counter64 &c64); 
         
     //-------[ overloaded multiply ]--------------------- 
      
     // multiply two Counter64s 
     Counter64 operator*( const Counter64 &c);  
      
     // multiply a unsigned long and a Counter64 
     DLLOPT friend Counter64 operator*( unsigned long ul, const Counter64 &c64); 
      
     //-------[ overloaded division ]--------------------- 
      
     // divide two Counter64s 
     Counter64 operator/( const Counter64 &c);  
      
     // divide a unsigned long and a Counter64 
     DLLOPT friend Counter64 operator/( unsigned long ul, const Counter64 &c64); 
      
     //-------[ overloaded equivlence test ]-------------- 
     DLLOPT friend int operator==( Counter64 &lhs, Counter64 &rhs); 
      
     //-------[ overloaded not equal test ]---------------- 
     DLLOPT friend int operator!=( Counter64 &lhs, Counter64 &rhs); 
      
     //--------[ overloaded less than ]-------------------- 
     DLLOPT friend int operator<( Counter64 &lhs, Counter64 &rhs); 
      
     //---------[ overloaded less than or equal ]---------- 
     DLLOPT friend int operator<=( Counter64 &lhs, Counter64 &rhs); 
      
     //---------[ overloaded greater than ]---------------- 
     DLLOPT friend int operator>( Counter64 &lhs, Counter64 &rhs); 
      
     //----------[ overloaded greater than or equal ]------ 
     DLLOPT friend int operator>=( Counter64 &lhs, Counter64 &rhs); 
      
     // get a printable ASCII value 
     char *get_printable(); 
 
     // create a new instance of this Value 
     SnmpSyntax *clone() const;  
 
     // copy an instance of this Value 
     SnmpSyntax& operator=( SnmpSyntax &val); 
 
     // general validity test, always true  
     int valid() const; 
 
};  
 
#endif