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287 lines
7.1 KiB
287 lines
7.1 KiB
14 years ago
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/*==LICENSE==*
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CyanWorlds.com Engine - MMOG client, server and tools
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Copyright (C) 2011 Cyan Worlds, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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You can contact Cyan Worlds, Inc. by email legal@cyan.com
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or by snail mail at:
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Cyan Worlds, Inc.
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14617 N Newport Hwy
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Mead, WA 99021
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*==LICENSE==*/
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//////////////////////////////////////////////////////////////////////////////
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//
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// plKey - An opaque pointer to actual key data, so that we can keep track
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// of how many people have pointers (plKeys) to key data (plKeyImp)
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// and destroy the key data when it's been fully unreffed.
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//
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//////////////////////////////////////////////////////////////////////////////
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#include "hsTypes.h"
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#include "plKey.h"
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#include "plUoid.h"
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#include <string.h>
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#include "hsResMgr.h"
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#define TRACK_REFS 0 // MEMLEAKFISH
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#if TRACK_REFS
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#include "plCreatableIndex.h"
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#include "plClassIndexMacros.h"
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#include "plTweak.h"
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int mlfTrack = 1;
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static const char* keyNameToLookFor = "AgeSDLHook";
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static const UInt16 CLASS_TO_TRACK = CLASS_INDEX_SCOPED(plSceneObject);
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static const int kCloneID = 0;
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static const int kClonePlayerID = 0;
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static plKeyData* lastData = nil;
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static const int kLocSeq = -1;
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class keyDataFriend : public plKeyData
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{
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public:
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UInt16 RefCount() const { return fRefCount; }
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};
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static int IsTracked(const plKeyData* keyData)
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{
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if( mlfTrack && keyData )
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{
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if( keyData->GetUoid().GetObjectName() && !stricmp(keyData->GetUoid().GetObjectName(), keyNameToLookFor)
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&& (keyData->GetUoid().GetClassType() == CLASS_TO_TRACK) )
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{
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if( (kCloneID < 0)
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||(kCloneID == keyData->GetUoid().GetCloneID()) )
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{
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if( (kLocSeq < 0)
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||(kLocSeq == keyData->GetUoid().GetLocation().GetSequenceNumber()) )
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{
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plConst(UInt16) kMinRefCount(0);
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const keyDataFriend* kdf = (keyDataFriend*)keyData;
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if( kdf->RefCount() > kMinRefCount )
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{
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return true;
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}
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}
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}
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}
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}
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return false;
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}
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static const char* CloneString(const plKeyData* keyData)
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{
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static char buff[256];
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if( keyData )
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{
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sprintf(buff, "CID:%d, CPID:%d LOC:%d",
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keyData->GetUoid().GetCloneID(),
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keyData->GetUoid().GetClonePlayerID(),
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keyData->GetUoid().GetLocation().GetSequenceNumber());
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}
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else
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{
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sprintf(buff, "nil");
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}
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return buff;
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}
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#endif
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plKey::plKey() : fKeyData(nil)
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{
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}
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plKey::plKey(void* ptr) : fKeyData(nil)
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{
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hsAssert(!ptr, "Attempting to publically construct a non-nil key");
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}
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plKey::plKey(const plKey& rhs) : fKeyData(rhs.fKeyData)
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{
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#if TRACK_REFS // FOR DEBUGGING ONLY
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if( IsTracked(fKeyData) )
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{
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char msg[ 512 ];
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sprintf( msg, "C: Key %s %s is being constructed using the plKey(plKey&) constructor", keyNameToLookFor, CloneString(fKeyData) );
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//hsAssert( false, msg );
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hsStatusMessageF(msg);
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}
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#endif
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IIncRef();
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}
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plKey::plKey(plKeyData* data, hsBool ignore) : fKeyData(data)
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{
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#if TRACK_REFS // FOR DEBUGGING ONLY
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if( IsTracked(fKeyData) )
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{
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char msg[ 512 ];
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sprintf( msg, "C: Key %s %s is being constructed using the plKey(plKeyData*, hsBool) constructor", keyNameToLookFor, CloneString(fKeyData) );
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//hsAssert( false, msg );
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hsStatusMessageF(msg);
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}
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#endif
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IIncRef();
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}
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plKey::~plKey()
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{
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#if TRACK_REFS // FOR DEBUGGING ONLY
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if( IsTracked(fKeyData) )
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{
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char msg[ 512 ];
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sprintf( msg, "D: Key %s %s is being destructed", keyNameToLookFor, CloneString(fKeyData) );
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//hsAssert( false, msg );
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hsStatusMessageF(msg);
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}
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#endif
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IDecRef();
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}
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plKey &plKey::operator=( const plKey &rhs )
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{
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#if TRACK_REFS // FOR DEBUGGING ONLY
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if( fKeyData != rhs.fKeyData )
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{
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if( IsTracked(rhs.fKeyData) )
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{
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char msg[ 512 ];
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if (fKeyData == nil)
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sprintf( msg, "=: Key %s %s is being assigned to a nil key", keyNameToLookFor, CloneString(rhs.fKeyData) );
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else
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sprintf( msg, "=: Key %s %s is being assigned to %s", keyNameToLookFor, CloneString(rhs.fKeyData), fKeyData->GetUoid().GetObjectName() );
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//hsAssert( false, msg );
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hsStatusMessageF(msg);
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}
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if( IsTracked(fKeyData) )
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{
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char msg[ 512 ];
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if (fKeyData == nil)
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sprintf( msg, "=: Nil key is being assigned to %s %s", keyNameToLookFor, CloneString(fKeyData) );
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else
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sprintf( msg, "=: Key %s %s is being assigned to %s", fKeyData->GetUoid().GetObjectName(), CloneString(fKeyData), keyNameToLookFor );
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//hsAssert( false, msg );
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hsStatusMessageF(msg);
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}
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}
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#endif
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if( fKeyData != rhs.fKeyData )
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{
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IDecRef();
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fKeyData = rhs.fKeyData;
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IIncRef();
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}
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return *this;
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}
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hsBool plKey::operator==( const plKey &rhs ) const
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{
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return fKeyData == rhs.fKeyData;
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}
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hsBool plKey::operator==( const plKeyData *rhs ) const
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{
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return fKeyData == rhs;
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}
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plKeyData *plKey::operator->() const
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{
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return fKeyData;
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}
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plKeyData &plKey::operator*() const
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{
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return *fKeyData;
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}
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void plKey::IIncRef()
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{
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if (!fKeyData)
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return;
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hsAssert(fKeyData->fRefCount < 0xffff, "Too many refs to plKeyImp");
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fKeyData->fRefCount++;
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#if TRACK_REFS // FOR DEBUGGING ONLY
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if( IsTracked(fKeyData) )
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{
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char msg[ 512 ];
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plConst(int) kMaxCnt(30);
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if( fKeyData->fRefCount > kMaxCnt )
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*msg = 0;
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if( lastData && (fKeyData != lastData) )
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*msg = 0;
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lastData = fKeyData;
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sprintf( msg, "+: Key %s %s is being reffed! Refcount: %d", keyNameToLookFor, CloneString(fKeyData), fKeyData->fRefCount );
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//hsAssert( false, msg );
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hsStatusMessageF(msg);
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}
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#endif
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if (fKeyData->fRefCount == 1)
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hsgResMgr::ResMgr()->IKeyReffed((plKeyImp*)fKeyData);
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}
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void plKey::IDecRef()
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{
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if (!fKeyData)
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return;
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hsAssert(fKeyData->fRefCount, "Dec'ing ref on unreffed key");
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fKeyData->fRefCount--;
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#if TRACK_REFS // FOR DEBUGGING ONLY
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if( IsTracked(fKeyData) )
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{
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char msg[ 512 ];
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plConst(int) kMinCnt(2);
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if( fKeyData->fRefCount < kMinCnt )
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*msg = 0;
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if( lastData && (fKeyData != lastData) )
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*msg = 0;
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lastData = fKeyData;
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sprintf( msg, "-: Key %s %s is being de-reffed! Refcount: %d", keyNameToLookFor, CloneString(fKeyData), fKeyData->fRefCount );
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//hsAssert( false, msg );
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hsStatusMessageF(msg);
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if( fKeyData->fRefCount == 0 )
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*msg = 0;
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}
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#endif
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if (fKeyData->fRefCount == 0)
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hsgResMgr::ResMgr()->IKeyUnreffed((plKeyImp*)fKeyData);
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}
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//// plKeyData ///////////////////////////////////////////////////////////////
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// Our base class of key data
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plKeyData::plKeyData()
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{
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fRefCount = 0;
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}
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plKeyData::~plKeyData()
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{
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// hsAssert(fRefCount == 0, "Deleting key data when someone still has a ref to it");
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}
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