diff options
Diffstat (limited to 'ksim/monitors/snmp/identifier.cpp')
-rw-r--r-- | ksim/monitors/snmp/identifier.cpp | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/ksim/monitors/snmp/identifier.cpp b/ksim/monitors/snmp/identifier.cpp new file mode 100644 index 0000000..25c188e --- /dev/null +++ b/ksim/monitors/snmp/identifier.cpp @@ -0,0 +1,129 @@ +/* This file is part of the KDE project + Copyright (C) 2003 Simon Hausmann <hausmann@kde.org> + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; see the file COPYING. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +#include "identifier.h" +#include "snmp_p.h" +#include "snmplib.h" + +#include <assert.h> + +using namespace KSim::Snmp; + +Identifier::Data::Data( const oid *d, size_t length ) +{ + memcpy( data, d, length * sizeof( oid ) ); + this->length = length; +} + +Identifier::Identifier() + : d( new Data ) +{ +} + +Identifier::Identifier( Data *data ) + : d( data ) +{ + assert( d ); +} + +Identifier::Identifier( const Identifier &rhs ) + : d( new Data( *rhs.d ) ) +{ +} + +Identifier &Identifier::operator=( const Identifier &rhs ) +{ + if ( d == rhs.d ) + return *this; + + *d = *rhs.d; + + return *this; +} + +Identifier::~Identifier() +{ + delete d; +} + +Identifier Identifier::fromString( const QString &name, bool *ok ) +{ + Identifier res; + res.d->length = MAX_OID_LEN; + // if ( !get_node( name.ascii(), res.d->data, &res.d->length ) ) { + if ( name.isEmpty() || !SnmpLib::self()->snmp_parse_oid( name.ascii(), res.d->data, &res.d->length ) ) { + if ( ok ) + *ok = false; + return Identifier(); + } + + if ( ok ) + *ok = true; + + return res; +} + +QString Identifier::toString( PrintFlags flags ) const +{ + size_t buflen = 256; + size_t outlen = 0; + int overflow = 0; + + u_char *buf = ( u_char* )calloc( buflen, 1 ); + if ( !buf ) + return QString::null; + + int oldOutpuFormat = SnmpLib::self()->netsnmp_ds_get_int( NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_OID_OUTPUT_FORMAT ); + SnmpLib::self()->netsnmp_ds_set_int( NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_OID_OUTPUT_FORMAT, + flags == PrintAscii ? NETSNMP_OID_OUTPUT_MODULE : NETSNMP_OID_OUTPUT_NUMERIC ); + + SnmpLib::self()->netsnmp_sprint_realloc_objid_tree( &buf, &buflen, &outlen, 1 /* alloc realloc */, + &overflow, d->data, d->length ); + + SnmpLib::self()->netsnmp_ds_set_int( NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_OID_OUTPUT_FORMAT, oldOutpuFormat ); + + if ( overflow ) { + free( buf ); + return QString::null; + } + + QString result = QString::fromAscii( ( char* )buf ); + + free( buf ); + + return result; +} + +bool Identifier::operator==( const Identifier &rhs ) const +{ + return SnmpLib::self()->netsnmp_oid_equals( d->data, d->length, rhs.d->data, rhs.d->length ) == 0; +} + +bool Identifier::operator<( const Identifier &rhs ) const +{ + return SnmpLib::self()->snmp_oid_compare( d->data, d->length, rhs.d->data, rhs.d->length ) < 0; +} + +bool Identifier::isNull() const +{ + return d->length == 0; +} + +/* vim: et sw=4 ts=4 + */ |