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/* -*- linux-c++ -*-
*
* (C) Copyright Pigeon Point Systems. 2010
*
* 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. This
* file and program are licensed under a BSD style license. See
* the Copying file included with the OpenHPI distribution for
* full licensing terms.
*
* Author(s):
* Anton Pak <anton.pak@pigeonpoint.com>
*/
#include "resourcemap.h"
namespace Slave {
/**************************************************************
* class cResourceMap
*************************************************************/
cResourceMap::cResourceMap()
{
// empty
}
cResourceMap::~cResourceMap()
{
// empty
}
bool
cResourceMap::IsSlaveKnown( SaHpiResourceIdT slave_rid ) const
{
if ( slave_rid == SAHPI_UNSPECIFIED_RESOURCE_ID ) {
return true;
}
cLocker locker( m_lock );
OneWayMap::const_iterator iter = m_master_rids.find( slave_rid );
return ( iter != m_master_rids.end() );
}
void
cResourceMap::AddEntry( SaHpiResourceIdT master_rid,
SaHpiResourceIdT slave_rid )
{
if ( master_rid == SAHPI_UNSPECIFIED_RESOURCE_ID ) {
return;
}
if ( slave_rid == SAHPI_UNSPECIFIED_RESOURCE_ID ) {
return;
}
cLocker locker( m_lock );
m_master_rids[slave_rid] = master_rid;
m_slave_rids[master_rid] = slave_rid;
}
void
cResourceMap::RemoveEntry( SaHpiResourceIdT slave_rid )
{
if ( slave_rid == SAHPI_UNSPECIFIED_RESOURCE_ID ) {
return;
}
cLocker locker( m_lock );
OneWayMap::iterator iter = m_master_rids.find( slave_rid );
if ( iter != m_master_rids.end() ) {
SaHpiResourceIdT master_rid = iter->second;
m_slave_rids.erase( master_rid );
m_master_rids.erase( iter );
}
}
void
cResourceMap::TakeEntriesAway( std::vector<ResourceMapEntry>& entries )
{
cLocker locker( m_lock );
ResourceMapEntry entry;
OneWayMap::const_iterator iter, end;
for ( iter = m_master_rids.begin(), end = m_master_rids.end(); iter != end; ++iter ) {
entry.slave_rid = iter->first;
entry.master_rid = iter->second;
entries.push_back( entry );
}
m_slave_rids.clear();
m_master_rids.clear();
}
SaHpiResourceIdT
cResourceMap::GetMaster( SaHpiResourceIdT slave_rid ) const
{
if ( slave_rid == SAHPI_UNSPECIFIED_RESOURCE_ID ) {
return SAHPI_UNSPECIFIED_RESOURCE_ID;
}
cLocker locker( m_lock );
OneWayMap::const_iterator iter = m_master_rids.find( slave_rid );
if ( iter != m_master_rids.end() ) {
return iter->second;
} else {
return SAHPI_UNSPECIFIED_RESOURCE_ID;
}
}
SaHpiResourceIdT
cResourceMap::GetSlave( SaHpiResourceIdT master_rid ) const
{
if ( master_rid == SAHPI_UNSPECIFIED_RESOURCE_ID ) {
return SAHPI_UNSPECIFIED_RESOURCE_ID;
}
cLocker locker( m_lock );
OneWayMap::const_iterator iter = m_slave_rids.find( master_rid );
if ( iter != m_slave_rids.end() ) {
return iter->second;
} else {
return SAHPI_UNSPECIFIED_RESOURCE_ID;
}
}
}; // namespace Slave
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