--- a/memspy/Driver/Kernel/Source/SubChannels/MemSpyDriverLogChanHeapInfo.cpp Mon Jun 14 11:37:33 2010 +0300
+++ b/memspy/Driver/Kernel/Source/SubChannels/MemSpyDriverLogChanHeapInfo.cpp Mon Jun 28 15:36:07 2010 +0300
@@ -46,24 +46,18 @@
DMemSpyDriverLogChanHeapInfo::~DMemSpyDriverLogChanHeapInfo()
{
TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::~DMemSpyDriverLogChanHeapInfo() - START - this: 0x%08x", this ));
+ ReleaseCellList();
TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::~DMemSpyDriverLogChanHeapInfo() - END - this: 0x%08x", this ));
}
-
-
-
-
-
-
-
TInt DMemSpyDriverLogChanHeapInfo::Request( TInt aFunction, TAny* a1, TAny* a2 )
{
TInt r = DMemSpyDriverLogChanHeapBase::Request( aFunction, a1, a2 );
if ( r == KErrNone )
{
- if ( aFunction != EMemSpyDriverOpCodeHeapInfoFetchFreeCells )
+ if ( aFunction != EMemSpyDriverOpCodeHeapInfoFetchCellList )
{
- ReleaseFreeCells();
+ ReleaseCellList();
}
//
switch( aFunction )
@@ -75,10 +69,10 @@
r = GetHeapInfoKernel( (TMemSpyDriverInternalHeapRequestParameters*) a1, (TDes8*) a2 );
break;
case EMemSpyDriverOpCodeHeapInfoGetIsDebugKernel:
- r = GetIsDebugKernel( (TBool*) a1 );
+ r = GetIsDebugKernel(a1);
break;
- case EMemSpyDriverOpCodeHeapInfoFetchFreeCells:
- r = FetchFreeCells( (TDes8*) a1 );
+ case EMemSpyDriverOpCodeHeapInfoFetchCellList:
+ r = FetchCellList( (TDes8*) a1 );
break;
default:
@@ -132,50 +126,42 @@
DThread* thread = (DThread*) TempObject();
if ( SuspensionManager().IsSuspended( *thread ) )
{
- TFullName chunkName;
-
// Open client's heap
RMemSpyDriverRHeapUser rHeap( OSAdaption() );
- DChunk* userHeapChunk = NULL;
- r = OpenUserHeap( *thread, iHeapInfoParams.iRHeapVTable, rHeap, userHeapChunk, &chunkName );
+ r = rHeap.OpenUserHeap(*thread, iHeapInfoParams.iDebugAllocator);
TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoUser - opening client heap returned: %d", r) );
if ( r == KErrNone )
{
// This object holds all of the info we will accumulate for the client.
TMemSpyHeapInfo masterHeapInfo;
- masterHeapInfo.SetType( TMemSpyHeapInfo::ETypeRHeap );
+ masterHeapInfo.SetType(rHeap.GetTypeFromHelper());
masterHeapInfo.SetTid( iHeapInfoParams.iTid );
masterHeapInfo.SetPid( OSAdaption().DThread().GetOwningProcessId( *thread ) );
// This is the RHeap-specific object that contains all RHeap info
TMemSpyHeapInfoRHeap& rHeapInfo = masterHeapInfo.AsRHeap();
- // This is the object data for the RHeap instance
- TMemSpyHeapObjectDataRHeap& rHeapObjectData = rHeapInfo.ObjectData();
- rHeap.CopyObjectDataTo( rHeapObjectData );
// We must walk the client's heap in order to build statistics
TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoUser - calling heap walker constructor..."));
- TMemSpyHeapWalkerNullObserver observer;
- RMemSpyDriverHeapWalker heapWalker( rHeap, iHeapInfoParams.iDebugAllocator );
- if ( iHeapInfoParams.iBuildFreeCellList )
+ RMemSpyDriverHeapWalker heapWalker(rHeap);
+ if (iHeapInfoParams.iBuildFreeCellList || iHeapInfoParams.iBuildAllocCellList)
{
heapWalker.SetObserver( this );
- TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoUser - collecting free cells"));
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoUser - collecting cells"));
}
else
{
- heapWalker.SetObserver( &observer );
- TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoUser - not collecting free cells"));
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoUser - not collecting cells"));
}
- TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoUser - starting traversal..." ));
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoUser - starting traversal openerr: %d...", r));
#if ( defined( TRACE_TYPE_USERHEAP ) && defined( TRACE_TYPE_HEAPWALK ) )
heapWalker.SetPrintDebug();
#endif
- r = heapWalker.Traverse();
+ if (r == KErrNone) r = heapWalker.Traverse();
TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoUser - finished traversal - err: %d", r ));
TMemSpyHeapStatisticsRHeap& rHeapStats = rHeapInfo.Statistics();
@@ -183,24 +169,26 @@
// Get remaining meta data that isn't stored elsewhere
TMemSpyHeapMetaDataRHeap& rHeapMetaData = rHeapInfo.MetaData();
- rHeapMetaData.SetChunkName( chunkName );
- rHeapMetaData.SetChunkSize( (TUint) OSAdaption().DChunk().GetSize( *userHeapChunk ) );
- rHeapMetaData.SetChunkHandle( userHeapChunk );
- rHeapMetaData.SetChunkBaseAddress( OSAdaption().DChunk().GetBase( *userHeapChunk ) );
- rHeapMetaData.SetDebugAllocator( iHeapInfoParams.iDebugAllocator );
- rHeapMetaData.SetHeaderSizeFree( RMemSpyDriverRHeapBase::FreeCellHeaderSize() );
- rHeapMetaData.SetHeaderSizeAllocated( RMemSpyDriverRHeapBase::AllocatedCellHeaderSize( iHeapInfoParams.iDebugAllocator ) );
+ DChunk& userHeapChunk = rHeap.Chunk();
+ TFullName chunkName;
+ userHeapChunk.FullName(chunkName);
+ rHeapMetaData.SetChunkName( chunkName );
+ rHeapMetaData.SetChunkSize( (TUint) OSAdaption().DChunk().GetSize( userHeapChunk ) );
+ rHeapMetaData.SetChunkHandle( &userHeapChunk );
+ rHeapMetaData.SetChunkBaseAddress( OSAdaption().DChunk().GetBase( userHeapChunk ) );
+ rHeapMetaData.SetDebugAllocator(rHeap.Helper()->AllocatorIsUdeb());
rHeapMetaData.SetUserThread( ETrue );
-
- // Get any heap-specific info
- rHeap.GetHeapSpecificInfo( masterHeapInfo );
+ rHeapMetaData.iHeapSize = rHeap.Helper()->CommittedSize();
+ rHeapMetaData.iAllocatorAddress = (TAny*)rHeap.Helper()->AllocatorAddress();
+ rHeapMetaData.iMinHeapSize = rHeap.Helper()->MinCommittedSize();
+ rHeapMetaData.iMaxHeapSize = rHeap.Helper()->MaxCommittedSize();
PrintHeapInfo( masterHeapInfo );
// Write free cells if requested
- if ( r == KErrNone && iHeapInfoParams.iBuildFreeCellList )
+ if ( r == KErrNone && (iHeapInfoParams.iBuildFreeCellList || iHeapInfoParams.iBuildAllocCellList))
{
- r = PrepareFreeCellTransferBuffer();
+ r = PrepareCellListTransferBuffer();
}
// Update info ready for writing back to the user-side
@@ -217,7 +205,7 @@
}
// Release resources
- rHeap.DisassociateWithKernelChunk();
+ rHeap.Close();
}
}
else
@@ -249,18 +237,13 @@
if ( r == KErrNone )
{
// Open kernel heap
- TFullName heapChunkName;
RMemSpyDriverRHeapKernelInPlace rHeap;
- r = OpenKernelHeap( rHeap, &heapChunkName );
+ r = rHeap.OpenKernelHeap();
TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoKernel() - open err: %d", r ) );
if ( r == KErrNone )
{
- // We must identify if we have a debug kernel allocator
- const TBool debugAllocator = IsDebugKernel( rHeap );
- TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoKernel() - debugAllocator: %d", debugAllocator ) );
-
- r = DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel( rHeap, debugAllocator, heapChunkName, params.iMasterInfo, aTransferBuffer );
+ r = DMemSpyDriverLogChanHeapBase::GetHeapInfoKernel(rHeap, params.iMasterInfo, aTransferBuffer);
TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetHeapInfoKernel() - base class get heap info: %d", r) );
}
}
@@ -278,7 +261,7 @@
-TInt DMemSpyDriverLogChanHeapInfo::GetIsDebugKernel( TBool* aIsDebugKernel )
+TInt DMemSpyDriverLogChanHeapInfo::GetIsDebugKernel(TAny* aResult)
{
TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetIsDebugKernel() - START") );
@@ -288,22 +271,22 @@
NKern::ThreadEnterCS();
RMemSpyDriverRHeapKernelInPlace rHeap;
- r = OpenKernelHeap( rHeap );
+ r = rHeap.OpenKernelHeap();
TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetIsDebugKernel() - open kernel heap returned: %d", r) );
if ( r == KErrNone )
{
- debugKernel = IsDebugKernel( rHeap );
+ debugKernel = rHeap.Helper()->AllocatorIsUdeb();
// Tidy up
- rHeap.DisassociateWithKernelChunk();
+ rHeap.Close();
}
TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetIsDebugKernel() - debugKernel: %d", debugKernel) );
// Write back to user-land
TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::GetIsDebugKernel() - writing to user-side...") );
- r = Kern::ThreadRawWrite( &ClientThread(), aIsDebugKernel, &debugKernel, sizeof(TBool) );
+ r = Kern::ThreadRawWrite( &ClientThread(), aResult, &debugKernel, sizeof(TBool) );
NKern::ThreadLeaveCS();
@@ -311,39 +294,120 @@
return r;
}
-
-
+TInt DMemSpyDriverLogChanHeapInfo::PrepareCellListTransferBuffer()
+ {
+ // Transfer free cells immediately from xfer stream
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::PrepareCellListTransferBuffer() - START - iHeapStream: 0x%08x", iHeapStream ));
+ __ASSERT_ALWAYS( !iHeapStream, MemSpyDriverUtils::PanicThread( ClientThread(), EPanicHeapFreeCellStreamNotClosed ) );
+ //
+ TInt r = KErrNoMemory;
+ //
+ NKern::ThreadEnterCS();
+ //
+ iHeapStream = new RMemSpyMemStreamWriter();
+ if ( iHeapStream )
+ {
+ const TInt requiredMemory = CalculateCellListBufferSize();
+ r = OpenXferStream( *iHeapStream, requiredMemory );
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::PrepareCellListTransferBuffer() - requested %d bytes for free cell list, r: %d", requiredMemory, r ));
-
+ if ( r == KErrNone )
+ {
+ const TInt count = iCellList.Count();
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::PrepareCellListTransferBuffer() - cell count: %d", count ));
+ //
+ iHeapStream->WriteInt32( count );
+ for( TInt i=0; i<count; i++ )
+ {
+ const TMemSpyDriverCell& cell = iCellList[ i ];
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::PrepareCellListTransferBuffer() - storing entry: %d", i ));
+ //
+ iHeapStream->WriteInt32( cell.iType );
+ iHeapStream->WriteUint32( reinterpret_cast<TUint32>( cell.iAddress ) );
+ iHeapStream->WriteInt32( cell.iLength );
+ }
+ // Finished with the array now
+ iCellList.Reset();
+ // We return the amount of client-side memory that needs to be allocated to hold the buffer
+ r = requiredMemory;
+ }
+ }
+ //
+ NKern::ThreadLeaveCS();
+
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::PrepareCellListTransferBuffer() - END - r: %d", r));
+ return r;
+ }
-
+TInt DMemSpyDriverLogChanHeapInfo::FetchCellList( TDes8* aBufferSink )
+ {
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::FetchCellList() - START - iHeapStream: 0x%08x", iHeapStream ));
+ __ASSERT_ALWAYS( iHeapStream, MemSpyDriverUtils::PanicThread( ClientThread(), EPanicHeapFreeCellStreamNotOpen ) );
-
+ TInt r = KErrNone;
-
+ // Write buffer to client
+ NKern::ThreadEnterCS();
+ r = iHeapStream->WriteAndClose( aBufferSink );
+ // Tidy up
+ ReleaseCellList();
+ NKern::ThreadLeaveCS();
+ //
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::FetchCellList() - END - r: %d", r));
+ return r;
+ }
-
-
+TInt DMemSpyDriverLogChanHeapInfo::CalculateCellListBufferSize() const
+ {
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::CalculateCellListBufferSize() - START" ));
-
-
-
+ const TInt count = iCellList.Count();
+ const TInt entrySize = sizeof( TInt32 ) + sizeof( TInt32 ) + sizeof( TUint32 );
+ const TInt r = ( count * entrySize ) + sizeof( TInt ); // Extra TInt to hold count
+
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::CalculateCellListBufferSize() - END - r: %d, count: %d, entrySize: %d", r, count, entrySize ));
+ return r;
+ }
-
+void DMemSpyDriverLogChanHeapInfo::ReleaseCellList()
+ {
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::ReleaseCellList() - START - this: 0x%08x", this ));
+ NKern::ThreadEnterCS();
+ iCellList.Reset();
+ delete iHeapStream;
+ iHeapStream = NULL;
+ NKern::ThreadLeaveCS();
-
+ TRACE( Kern::Printf("DMemSpyDriverLogChanHeapInfo::ReleaseCellList() - END - this: 0x%08x", this ));
+ }
-
+TBool DMemSpyDriverLogChanHeapInfo::HandleHeapCell(TMemSpyDriverCellType aCellType, TAny* aCellAddress, TInt aLength, TInt /*aNestingLevel*/, TInt /*aAllocNumber*/)
+ {
+ TInt err = KErrNone;
+ if (((aCellType & EMemSpyDriverFreeCellMask) && iHeapInfoParams.iBuildFreeCellList) || ((aCellType & EMemSpyDriverAllocatedCellMask) && iHeapInfoParams.iBuildAllocCellList))
+ {
+ TMemSpyDriverCell cell;
+ cell.iType = aCellType;
+ cell.iAddress = aCellAddress;
+ cell.iLength = aLength;
+ NKern::ThreadEnterCS();
+ err = iCellList.Append(cell);
+ NKern::ThreadLeaveCS();
+ }
+ return err == KErrNone;
+ }
-
+void DMemSpyDriverLogChanHeapInfo::HandleHeapWalkInit()
+ {
+ }