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Diffstat (limited to 'ASNMP/asnmp/pdu.cpp')
| -rw-r--r-- | ASNMP/asnmp/pdu.cpp | 496 |
1 files changed, 0 insertions, 496 deletions
diff --git a/ASNMP/asnmp/pdu.cpp b/ASNMP/asnmp/pdu.cpp deleted file mode 100644 index 6ac3acc04d5..00000000000 --- a/ASNMP/asnmp/pdu.cpp +++ /dev/null @@ -1,496 +0,0 @@ -// $Id$ - -// ============================================================================ -// -// = LIBRARY -// asnmp -// -// = FILENAME -// pdu.cpp -// -// = DESCRIPTION -// Pdu class implementation. Encapsulation of an SMI Protocol -// Data Unit (PDU) in C++. -// -// = 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/snmp.h" -#include "asnmp/pdu.h" // include Pdu class definition - -ACE_RCSID(asnmp, pdu, "$Id$") - -//=====================[ constructor no args ]========================= -Pdu::Pdu( void): vb_count_(0), error_status_(0), error_index_(0), -validity_(0), request_id_(0), pdu_type_(0), notify_timestamp_(0), -output_(0) -{ -} - -//=====================[ constructor with vbs_ and count ]============== -Pdu::Pdu( Vb* pvbs, const int pvb_count): vb_count_(0), error_index_(0), -validity_(0), request_id_(0), pdu_type_(0), notify_timestamp_(0), -output_(0) -{ - int z; // looping variable - - // zero is ok - if ( pvb_count == 0) { - validity_ = 1; - return; - } - - // check for over then max - if ( pvb_count > MAX_VBS) { - validity_ = 0; - return; - } - - // loop through and assign internal vbs_ - for (z = 0;z < pvb_count; z++) { - validity_ = 0; - ACE_NEW(vbs_[z], Vb( pvbs[z])); - validity_ = 1; - } - - // assign the vb count - vb_count_ = pvb_count; - - validity_ = 1; -} - -//=====================[ constructor with another Pdu instance ]======== -Pdu::Pdu( const Pdu &pdu): vb_count_(0), -error_index_(0), validity_(0), request_id_(0), pdu_type_(0), -notify_timestamp_(0), output_(0) -{ - *this = pdu; - return; -} - -//=====================[ destructor ]==================================== -Pdu::~Pdu() -{ - delete_all_vbs(); - delete [] output_; -} - - -//=====================[ assignment to another Pdu object overloaded ]=== -Pdu& Pdu::operator=( const Pdu &pdu) -{ - int z; // looping variable - - // Initialize all mv's - error_status_ = pdu.error_status_; - error_index_ = pdu.error_index_; - request_id_ = pdu.request_id_; - pdu_type_ = pdu.pdu_type_; - notify_id_ = pdu.notify_id_; - notify_timestamp_ = pdu.notify_timestamp_; - notify_enterprise_ = pdu.notify_enterprise_; - validity_ = 1; - - // free up old vbs_ - for ( z = 0;z < vb_count_; z++) - delete vbs_[z]; - vb_count_ = 0; - - // check for zero case - if ( pdu.vb_count_ == 0) { - return *this; - } - - // loop through and fill em up - for (z = 0; z < pdu.vb_count_; z++) { - validity_ = 0; - ACE_NEW_RETURN(vbs_[z], Vb ( *(pdu.vbs_[z])), *this); - validity_ = 1; - } - - vb_count_ = pdu.vb_count_; - return *this; -} - -// append operator, appends a string -Pdu& Pdu::operator+=( Vb &vb) -{ - - // do we have room? - if ( vb_count_ + 1 > MAX_VBS) - return *this; - - // add the new one - validity_ = 0; - ACE_NEW_RETURN(vbs_[vb_count_], Vb (vb), *this); - // set up validity_ - validity_ = 1; - - // up the vb count - vb_count_++; - - // return self reference - return *this; - -} - -// return fomatted version of this object -char * Pdu::to_string() -{ - // determine how big a buffer and allocate it - const int HEADER_STR = 100; - unsigned size = HEADER_STR; // header takes up this much room - int z; - - for ( z = 0; z < vb_count_; z++) - size += ACE_OS::strlen(vbs_[z]->to_string()); - - ACE_NEW_RETURN(output_, char[size], ""); - - // print pdu header info - sprintf(output_, "pdu: valid: %d type:%d, req:%d, cnt: %d, err stat: %d \ - err idx: %d\n", validity_, pdu_type_, (int) request_id_, - vb_count_, error_status_, error_index_ ); - - // now append vb pairs in this object - for ( z = 0; z < vb_count_; z++) { - ACE_OS::strcat(output_, vbs_[z]->to_string()); - ACE_OS::strcat(output_, "\n\t"); - } - - return output_; -} - - -//=====================[ extract Vbs from Pdu ]========================== -// how do you know that the caler has enough memory??? -// should I self allocate this in here and require the -// caller then to free it up at soem later time -int Pdu::get_vblist( Vb* pvbs, const int pvb_count) -{ - if ((!pvbs) || ( pvb_count < 0) || ( pvb_count > vb_count_)) - return 0; - - // loop through all vbs_ and assign to params - int z; - for (z = 0; z < pvb_count; z++) - pvbs[z] = *vbs_[z]; - - return 1; - -} - -//=====================[ deposit Vbs ]=================================== -int Pdu::set_vblist( Vb* pvbs, const int pvb_count) -{ - - // if invalid then don't destroy - if ((!pvbs) || ( pvb_count < 0) || ( pvb_count > MAX_VBS)) - return 0; - - // free up current vbs_ - int z; - for ( z = 0; z < vb_count_; z++) - delete vbs_[z]; - vb_count_ = 0; - - // check for zero case - if ( pvb_count == 0) { - validity_ = 1; - error_status_ = 0; - error_index_ = 0; - request_id_ = 0; - return 0; - } - - - // loop through all vbs_ and reassign them - for ( z = 0; z < pvb_count; z++) { - validity_ = 0; - ACE_NEW_RETURN(vbs_[z], Vb (pvbs[z]), 0); - validity_ = 1; - } - - vb_count_ = pvb_count; - - // clear error status and index since no longer valid - // request id may still apply so don't reassign it - error_status_ = 0; - error_index_ = 0; - validity_ = 1; - - return 1; -} - -//===================[ get a particular vb ]============================= -// here the caller has already instantiated a vb object -// index is zero based -int Pdu::get_vb( Vb &vb, const int index) const -{ - // can't have an index less than 0 - if ( index < 0) - return 0; - - // can't ask for something not there - if ( index > (vb_count_ - 1)) - return 0; - - // asssign it - vb = *vbs_[index]; - - return 1; -} - -//===================[ set a particular vb ]============================= -int Pdu::set_vb( Vb &vb, const int index) -{ - // can't set a vb at index less than 0 - if ( index < 0) - return 0; - - // can't ask for something not there - if ( index > (vb_count_ - 1)) - return 0; - - // delete what is there - delete vbs_[index]; - - // assign it - validity_ = 0; - ACE_NEW_RETURN(vbs_[index], Vb (vb), 0); - validity_ = 1; - - return 1; - -} - -//=====================[ return number of vbs_ ]========================== -int Pdu::get_vb_count() const -{ - return vb_count_; -} - -//=====================[ return the error status ]======================= -int Pdu::get_error_status() const -{ - return error_status_; -} - -char *Pdu::agent_error_reason() -{ - int pdu_err = get_error_status(); - if (pdu_err == 0) // any real error? - return "not in error state"; - - int n_vbs = get_vb_count(); - Vb bad; - get_vb(bad, get_error_index() -1); // not zero based?? - char *pmsg = Snmp::error_string(get_error_status()); - char *id = bad.to_string_oid(); - char *val = bad.to_string_value(); - const int HDR_SZ = 100; - - if (!output_) { - int size = ACE_OS::strlen(pmsg) + ACE_OS::strlen(id) + - ACE_OS::strlen(val); - ACE_NEW_RETURN(output_, char[size + HDR_SZ], ""); - } - - ACE_OS::sprintf(output_, -"FAIL PDU REPORT: pdu id: %d vb cnt: %d vb idx: %d \n\ -msg: %s vb oid: %s value: %s", - get_request_id(), n_vbs, get_error_index(), pmsg, id, val); - - return output_; -} - -//=====================[ set the error status ]========================== -// friend -void set_error_status( Pdu *pdu, const int status) -{ - if (pdu) - pdu->error_status_ = status; -} - -//=====================[ return the error index ]======================== -int Pdu::get_error_index() const -{ - return error_index_; -} - -//=====================[ set the error index ]=========================== -// friend -void set_error_index( Pdu *pdu, const int index) -{ - if (pdu) - pdu->error_index_ = index; -} - -//=====================[ clear error status ]============================= -void clear_error_status( Pdu *pdu) -{ - if (pdu) - pdu->error_status_ = 0; -} - -//=====================[ clear error index ]============================== -void clear_error_index( Pdu *pdu) -{ - if (pdu) - pdu->error_index_ = 0; -} - -//=====================[ return the request id ]========================== -unsigned long Pdu::get_request_id() const -{ - return request_id_; -} - -//=====================[ set the request id ]============================= -// friend function -void set_request_id( Pdu *pdu, const unsigned long rid) -{ - if (pdu) - pdu->request_id_ = rid; -} - -//=====================[ returns validity_ of Pdu instance ]=============== -int Pdu::valid() const -{ - return validity_; -} - -//=====================[ get the pdu type ]=============================== -unsigned short Pdu::get_type()const -{ - return pdu_type_; -} - -// set the pdu type -void Pdu::set_type( unsigned short type) -{ - pdu_type_ = type; -} - - -// trim off the last vb -int Pdu::trim(const int p) -{ - int lp = p; - - // verify that lp is legal - if ( lp < 0 || lp > vb_count_) - return 0; - - while ( lp != 0) { - if ( vb_count_ > 0) { - delete vbs_[vb_count_ - 1]; - vb_count_--; - } - lp--; - } - return 1; -} - - - -// delete a Vb anywhere within the Pdu -int Pdu::delete_vb( const int p) -{ - // position has to be in range - if (( p < 0) || ( p > (vb_count_ - 1))) - return 0; - - // safe to remove it - delete vbs_[ p]; - - for ( int z=p;z < (vb_count_-1);z++) { - vbs_[z] = vbs_[z+1]; - } - vb_count_--; - - return 1; -} - -void Pdu::delete_all_vbs() -{ - for ( int z = 0; z < vb_count_; z++) - delete vbs_[z]; - vb_count_ = 0; -} - - -// set notify timestamp -void Pdu::set_notify_timestamp( const TimeTicks & timestamp) -{ - notify_timestamp_ = timestamp; -} - - -// get notify timestamp -void Pdu::get_notify_timestamp( TimeTicks & timestamp) const -{ - timestamp = notify_timestamp_; -} - -// set the notify id -void Pdu::set_notify_id( const Oid id) -{ - notify_id_ = id; -} - -// get the notify id -void Pdu::get_notify_id( Oid &id) const -{ - id = notify_id_; -} - -// set the notify enterprise -void Pdu::set_notify_enterprise( const Oid &enterprise) -{ - notify_enterprise_ = enterprise; -} - -// get the notify enterprise -void Pdu::get_notify_enterprise( Oid & enterprise) const -{ - enterprise = notify_enterprise_; -} - -// ------ class VbIter ------------------- -VbIter::VbIter(Pdu& pdu): idx_(-1), pdu_(&pdu) -{ -} - -// returns 1 if ok, else 0 if none left -int VbIter::next(Vb& vb) -{ - if (idx_ == -1) { - idx_ = 0; - pdu_->get_vb(vb, idx_++); - return 1; - } - else - if (idx_ < pdu_->get_vb_count()) { - pdu_->get_vb(vb, idx_++); - return 1; - } - return 0; // non left -} |