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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
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 3 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. If not, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
//////////////////////////////////////////////////////////////////////////////
//
// plKey - An opaque pointer to actual key data, so that we can keep track
// of how many people have pointers (plKeys) to key data (plKeyImp)
// and destroy the key data when it's been fully unreffed.
//
//////////////////////////////////////////////////////////////////////////////
#include "hsTypes.h"
#include "plKey.h"
#include "plUoid.h"
#include <string.h>
#include "hsResMgr.h"
#define TRACK_REFS 0 // MEMLEAKFISH
#if TRACK_REFS
#include "plCreatableIndex.h"
#include "plClassIndexMacros.h"
#include "plTweak.h"
int mlfTrack = 1;
static const char* keyNameToLookFor = "AgeSDLHook";
static const UInt16 CLASS_TO_TRACK = CLASS_INDEX_SCOPED(plSceneObject);
static const int kCloneID = 0;
static const int kClonePlayerID = 0;
static plKeyData* lastData = nil;
static const int kLocSeq = -1;
class keyDataFriend : public plKeyData
{
public:
UInt16 RefCount() const { return fRefCount; }
};
static int IsTracked(const plKeyData* keyData)
{
if( mlfTrack && keyData )
{
if( keyData->GetUoid().GetObjectName() && !stricmp(keyData->GetUoid().GetObjectName(), keyNameToLookFor)
&& (keyData->GetUoid().GetClassType() == CLASS_TO_TRACK) )
{
if( (kCloneID < 0)
||(kCloneID == keyData->GetUoid().GetCloneID()) )
{
if( (kLocSeq < 0)
||(kLocSeq == keyData->GetUoid().GetLocation().GetSequenceNumber()) )
{
plConst(UInt16) kMinRefCount(0);
const keyDataFriend* kdf = (keyDataFriend*)keyData;
if( kdf->RefCount() > kMinRefCount )
{
return true;
}
}
}
}
}
return false;
}
static const char* CloneString(const plKeyData* keyData)
{
static char buff[256];
if( keyData )
{
sprintf(buff, "CID:%d, CPID:%d LOC:%d",
keyData->GetUoid().GetCloneID(),
keyData->GetUoid().GetClonePlayerID(),
keyData->GetUoid().GetLocation().GetSequenceNumber());
}
else
{
sprintf(buff, "nil");
}
return buff;
}
#endif
plKey::plKey() : fKeyData(nil)
{
}
plKey::plKey(void* ptr) : fKeyData(nil)
{
hsAssert(!ptr, "Attempting to publically construct a non-nil key");
}
plKey::plKey(const plKey& rhs) : fKeyData(rhs.fKeyData)
{
#if TRACK_REFS // FOR DEBUGGING ONLY
if( IsTracked(fKeyData) )
{
char msg[ 512 ];
sprintf( msg, "C: Key %s %s is being constructed using the plKey(plKey&) constructor", keyNameToLookFor, CloneString(fKeyData) );
//hsAssert( false, msg );
hsStatusMessageF(msg);
}
#endif
IIncRef();
}
plKey::plKey(plKeyData* data, hsBool ignore) : fKeyData(data)
{
#if TRACK_REFS // FOR DEBUGGING ONLY
if( IsTracked(fKeyData) )
{
char msg[ 512 ];
sprintf( msg, "C: Key %s %s is being constructed using the plKey(plKeyData*, hsBool) constructor", keyNameToLookFor, CloneString(fKeyData) );
//hsAssert( false, msg );
hsStatusMessageF(msg);
}
#endif
IIncRef();
}
plKey::~plKey()
{
#if TRACK_REFS // FOR DEBUGGING ONLY
if( IsTracked(fKeyData) )
{
char msg[ 512 ];
sprintf( msg, "D: Key %s %s is being destructed", keyNameToLookFor, CloneString(fKeyData) );
//hsAssert( false, msg );
hsStatusMessageF(msg);
}
#endif
IDecRef();
}
plKey &plKey::operator=( const plKey &rhs )
{
#if TRACK_REFS // FOR DEBUGGING ONLY
if( fKeyData != rhs.fKeyData )
{
if( IsTracked(rhs.fKeyData) )
{
char msg[ 512 ];
if (fKeyData == nil)
sprintf( msg, "=: Key %s %s is being assigned to a nil key", keyNameToLookFor, CloneString(rhs.fKeyData) );
else
sprintf( msg, "=: Key %s %s is being assigned to %s", keyNameToLookFor, CloneString(rhs.fKeyData), fKeyData->GetUoid().GetObjectName() );
//hsAssert( false, msg );
hsStatusMessageF(msg);
}
if( IsTracked(fKeyData) )
{
char msg[ 512 ];
if (fKeyData == nil)
sprintf( msg, "=: Nil key is being assigned to %s %s", keyNameToLookFor, CloneString(fKeyData) );
else
sprintf( msg, "=: Key %s %s is being assigned to %s", fKeyData->GetUoid().GetObjectName(), CloneString(fKeyData), keyNameToLookFor );
//hsAssert( false, msg );
hsStatusMessageF(msg);
}
}
#endif
if( fKeyData != rhs.fKeyData )
{
IDecRef();
fKeyData = rhs.fKeyData;
IIncRef();
}
return *this;
}
hsBool plKey::operator==( const plKey &rhs ) const
{
return fKeyData == rhs.fKeyData;
}
hsBool plKey::operator==( const plKeyData *rhs ) const
{
return fKeyData == rhs;
}
plKeyData *plKey::operator->() const
{
return fKeyData;
}
plKeyData &plKey::operator*() const
{
return *fKeyData;
}
void plKey::IIncRef()
{
if (!fKeyData)
return;
hsAssert(fKeyData->fRefCount < 0xffff, "Too many refs to plKeyImp");
fKeyData->fRefCount++;
#if TRACK_REFS // FOR DEBUGGING ONLY
if( IsTracked(fKeyData) )
{
char msg[ 512 ];
plConst(int) kMaxCnt(30);
if( fKeyData->fRefCount > kMaxCnt )
*msg = 0;
if( lastData && (fKeyData != lastData) )
*msg = 0;
lastData = fKeyData;
sprintf( msg, "+: Key %s %s is being reffed! Refcount: %d", keyNameToLookFor, CloneString(fKeyData), fKeyData->fRefCount );
//hsAssert( false, msg );
hsStatusMessageF(msg);
}
#endif
if (fKeyData->fRefCount == 1)
hsgResMgr::ResMgr()->IKeyReffed((plKeyImp*)fKeyData);
}
void plKey::IDecRef()
{
if (!fKeyData)
return;
hsAssert(fKeyData->fRefCount, "Dec'ing ref on unreffed key");
fKeyData->fRefCount--;
#if TRACK_REFS // FOR DEBUGGING ONLY
if( IsTracked(fKeyData) )
{
char msg[ 512 ];
plConst(int) kMinCnt(2);
if( fKeyData->fRefCount < kMinCnt )
*msg = 0;
if( lastData && (fKeyData != lastData) )
*msg = 0;
lastData = fKeyData;
sprintf( msg, "-: Key %s %s is being de-reffed! Refcount: %d", keyNameToLookFor, CloneString(fKeyData), fKeyData->fRefCount );
//hsAssert( false, msg );
hsStatusMessageF(msg);
if( fKeyData->fRefCount == 0 )
*msg = 0;
}
#endif
if (fKeyData->fRefCount == 0)
hsgResMgr::ResMgr()->IKeyUnreffed((plKeyImp*)fKeyData);
}
//// plKeyData ///////////////////////////////////////////////////////////////
// Our base class of key data
plKeyData::plKeyData()
{
fRefCount = 0;
}
plKeyData::~plKeyData()
{
// hsAssert(fRefCount == 0, "Deleting key data when someone still has a ref to it");
}