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Diffstat (limited to 'ASNMP/asnmp/vb.cpp')
| -rw-r--r-- | ASNMP/asnmp/vb.cpp | 396 |
1 files changed, 0 insertions, 396 deletions
diff --git a/ASNMP/asnmp/vb.cpp b/ASNMP/asnmp/vb.cpp deleted file mode 100644 index 584356b64cf..00000000000 --- a/ASNMP/asnmp/vb.cpp +++ /dev/null @@ -1,396 +0,0 @@ -// $Id$ - -/* -*-C++-*- */ -// ============================================================================ -// -// = LIBRARY -// asnmp -// -// = FILENAME -// vb.h -// -// = DESCRIPTION -// The Vb class is an encapsulation of the snmp variable binding. -// This module contains the class definition for the variable binding (VB) -// class. The VB class is an encapsulation of a SNMP VB. A VB object is -// composed of one SNMP++ Oid and one SMI value. The Vb class utilizes Oid -// objects and thus requires the Oid class. To use this class, -// set oid, value then call valid() to be sure object was constructed correctly. -// -// = AUTHOR -// Peter E Mellquist -// Michael R MacFaden mrm@cisco.com - rework & ACE port -// ============================================================================ -/*=================================================================== - 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. -=====================================================================*/ - -#include "asnmp/oid.h" // include oid class defs -#include "asnmp/vb.h" // include vb class defs -#include "asnmp/snmperrs.h" // error codes - -//---------------[ Vb::Vb( void) ]-------------------------------------- -// constructor with no arguments -// makes an vb, unitialized -Vb::Vb( void): output_(NULL), iv_vb_value_(NULL), - exception_status_(SNMP_CLASS_SUCCESS) -{ -} - -//---------------[ Vb::Vb( const Oid &oid) ]----------------------------- -// constructor to initialize the oid -// makes a vb with oid portion initialized -Vb::Vb( const Oid &oid): output_(NULL), iv_vb_oid_(oid), iv_vb_value_(NULL), - exception_status_(SNMP_CLASS_SUCCESS) -{ -} - -//---------------[ Vb::Vb( const Oid &oid, const SmiSyntax &val) ]------- -Vb::Vb( const Oid &oid, const SnmpSyntax &val, const SmiUINT32 status): - output_(NULL), iv_vb_oid_(oid), iv_vb_value_(NULL), exception_status_(status) -{ - // iv_vb_value_ = recast_smi_object(val); // allocate and construct object - iv_vb_value_ = val.clone(); -} - -//---------------[ Vb::Vb( const Vb &vb) ]----------------------------- -// copy constructor -Vb::Vb( const Vb &vb): output_(NULL), iv_vb_value_(NULL) -{ - *this = vb; -} - -//---------------[ Vb::~Vb() ]------------------------------------------ -// destructor -// if the vb has a oid or an octect string then -// the associated memory needs to be freed -Vb::~Vb() -{ - free_vb(); - delete [] output_; // formatting buffer if it exists -} - - -//--------------[ Vb::valid() ]----------------------------------------- -// returns validity of a Vb object -// must have a valid oid and value -int Vb::valid() const -{ - if ( iv_vb_oid_.valid() && (iv_vb_value_ && iv_vb_value_->valid()) ) - return TRUE; - else - return FALSE; -} - - -//---------------[ Vb& Vb::operator=( const Vb &vb) ]-------------------- -// overloaded assignment allows assigning one Vb to another -// this involves deep memory thus target vb needs to be freed -// before assigning source -Vb& Vb::operator=( const Vb &vb) -{ - free_vb(); // free up target to begin with - - //-----[ reassign the Oid portion 1st ] - vb.get_oid( iv_vb_oid_); - - //-----[ next set the vb value portion ] - if (vb.iv_vb_value_ == NULL) { - iv_vb_value_ = NULL; - } - else { - iv_vb_value_ = vb.iv_vb_value_->clone(); - } - exception_status_ = vb.exception_status_; - - return *this; // return self reference -} - - // set a Vb null, if its not already -void Vb::set_null() -{ - free_vb(); -} - -//---------------[ Vb::set_oid( const Oid oid ) ]----------------------- -// set value oid only with another oid -void Vb::set_oid( const Oid& oid) -{ - iv_vb_oid_ = oid; -} - -//---------------[ Vb::get_oid( Oid &oid) ]----------------------------- -// get oid portion -void Vb::get_oid( Oid &oid) const -{ - oid = iv_vb_oid_; -} - -//----------------[ void Vb::free_vb() ]-------------------------------- -// protected method to free memory -// this methos is used to free memory when assigning new vbs -// or destructing -// in the case of oids and octets, we need to do a deep free -void Vb::free_vb() -{ - if (iv_vb_value_) - delete iv_vb_value_; - exception_status_ = SNMP_CLASS_SUCCESS; - iv_vb_value_ = NULL; -} - -void Vb::set_value( const SnmpInt32& i) -{ - free_vb(); - iv_vb_value_ = (SnmpSyntax *)new SnmpInt32(i); -} - -void Vb::set_value( const SnmpUInt32& u) -{ - free_vb(); - iv_vb_value_ = (SnmpSyntax *)new SnmpUInt32(u); -} - -void Vb::set_value( const Gauge32& g) -{ - free_vb(); - iv_vb_value_ = (SnmpSyntax *)new Gauge32(g); -} - -void Vb::set_value( const Counter32& c) -{ - free_vb(); - iv_vb_value_ = (SnmpSyntax *)new Counter32(c); -} - -void Vb::set_value( const Counter64& c) -{ - free_vb(); - iv_vb_value_ = (SnmpSyntax *)new Counter64(c); -} - -void Vb::set_value( const TimeTicks& t) -{ - free_vb(); - iv_vb_value_ = (SnmpSyntax *)new TimeTicks(t); -} - -void Vb::set_value( const OctetStr& s) -{ - free_vb(); - iv_vb_value_ = (SnmpSyntax *)new OctetStr(s); -} - -void Vb::set_value( const Oid& o) -{ - free_vb(); - iv_vb_value_ = (SnmpSyntax *)new Oid(o); -} - -void Vb::set_value ( const SnmpSyntax &val) -{ - free_vb(); - iv_vb_value_ = val.clone(); -} - -int Vb::get_value( SnmpInt32 &i) -{ - if (iv_vb_value_ && - iv_vb_value_->valid() && - (iv_vb_value_->get_syntax() == sNMP_SYNTAX_INT32 )) { - i = *((SnmpInt32 *) iv_vb_value_); - return SNMP_CLASS_SUCCESS; - } - else - return SNMP_CLASS_INVALID; -} - -int Vb::get_value( SnmpUInt32 &u) -{ - if (iv_vb_value_ && iv_vb_value_->valid()) - { - SmiUINT32 syntax = iv_vb_value_->get_syntax(); - if (syntax == sNMP_SYNTAX_GAUGE32 || - syntax == sNMP_SYNTAX_CNTR32 || - syntax == sNMP_SYNTAX_TIMETICKS || - syntax == sNMP_SYNTAX_UINT32) - { - u = *((SnmpUInt32 *) iv_vb_value_); - return SNMP_CLASS_SUCCESS; - } - } - return SNMP_CLASS_INVALID; -} - -/* return a uint or a gauge. this is casting, but no semantic difference - * at this level - */ -int Vb::get_value( Gauge32 &g) -{ - if (iv_vb_value_ && - iv_vb_value_->valid() && - ((iv_vb_value_->get_syntax() == sNMP_SYNTAX_GAUGE32) || - iv_vb_value_->get_syntax() == sNMP_SYNTAX_UINT32) ) { - g = *((Gauge32 *) iv_vb_value_); - return SNMP_CLASS_SUCCESS; - } - else - return SNMP_CLASS_INVALID; -} - -int Vb::get_value( Counter32 &c) -{ - if (iv_vb_value_ && - iv_vb_value_->valid() && - (iv_vb_value_->get_syntax() == sNMP_SYNTAX_CNTR32 )) { - c = *((Counter32 *) iv_vb_value_); - return SNMP_CLASS_SUCCESS; - } - else - return SNMP_CLASS_INVALID; -} - -int Vb::get_value( Counter64 &c) -{ - if (iv_vb_value_ && - iv_vb_value_->valid() && - (iv_vb_value_->get_syntax() == sNMP_SYNTAX_CNTR64 )) { - c = *((Counter32 *) iv_vb_value_); - return SNMP_CLASS_SUCCESS; - } - else - return SNMP_CLASS_INVALID; -} - -int Vb::get_value( TimeTicks &t) -{ - if (iv_vb_value_ && - iv_vb_value_->valid() && - (iv_vb_value_->get_syntax() == sNMP_SYNTAX_TIMETICKS )) { - t = *((TimeTicks *) iv_vb_value_); - return SNMP_CLASS_SUCCESS; - } - else - return SNMP_CLASS_INVALID; -} - -int Vb::get_value( OctetStr &s) -{ - if (iv_vb_value_ && - iv_vb_value_->valid() && - (iv_vb_value_->get_syntax() == sNMP_SYNTAX_OCTETS )) { - s = *((OctetStr *) iv_vb_value_); - return SNMP_CLASS_SUCCESS; - } - else - return SNMP_CLASS_INVALID; -} - -int Vb::get_value( Oid &s) -{ - if (iv_vb_value_ && - iv_vb_value_->valid() && - (iv_vb_value_->get_syntax() == sNMP_SYNTAX_OID )) { - s = *((Oid *) iv_vb_value_); - return SNMP_CLASS_SUCCESS; - } - else - return SNMP_CLASS_INVALID; -} - - -//---------------[ Vb::get_value( Value &val) ]-------- -int Vb::get_value( SnmpSyntax &val) -{ - if (iv_vb_value_) { - val = *iv_vb_value_; - if (val.valid()) - return SNMP_CLASS_SUCCESS; - else - return SNMP_CLASS_INVALID; - } - else - { -//TM: should set val to be invalid - return SNMP_CLASS_INVALID; - } -} - - - -//-----[ misc]-------------------------------------------------------- - -// return the current syntax -// This method violates Object Orientation but may be useful if -// the caller has a vb object and does not know what it is. -// This would be useful in the implementation of a browser. -SmiUINT32 Vb::get_syntax() -{ - if ( exception_status_ != SNMP_CLASS_SUCCESS) - return exception_status_; - else - return ( iv_vb_value_ ? iv_vb_value_->get_syntax() : sNMP_SYNTAX_NULL); -} - -// return the printabel value -char *Vb::to_string_value() -{ - if (iv_vb_value_) - return iv_vb_value_->to_string(); - else - return ""; -} - -// return the printable oid -char *Vb::to_string_oid() -{ - return iv_vb_oid_.to_string(); -} - -// generate string with name/ value format -char *Vb::to_string() -{ - int len = ACE_OS::strlen(iv_vb_oid_.to_string()); - char *ptr = ""; - if (iv_vb_value_) - ptr = iv_vb_value_->to_string(); - len += ACE_OS::strlen(ptr) + 3 + 1; // " / " + null - ACE_NEW_RETURN(output_, char[len], ""); - ACE_OS::sprintf(output_, "%s / %s", iv_vb_oid_.to_string(), ptr); - return output_; -} - -// friend function to set exception status -void set_exception_status( Vb *vb, const SmiUINT32 status) -{ - vb->exception_status_ = status; -} - -// equivlence operator overloaded -// hack, by side effect, compare based on string formatting output_ -int operator==( const Vb &lhs, const Vb &rhs) -{ - if ( lhs.iv_vb_oid_ != rhs.iv_vb_oid_) - return FALSE; - - if (lhs.iv_vb_value_ != 0 && rhs.iv_vb_value_ != 0) { - int val = strcmp(lhs.iv_vb_value_->to_string(), - rhs.iv_vb_value_->to_string()); - return !val; - } - else - return FALSE; -} - |