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172 lines
7 KiB
C
172 lines
7 KiB
C
/*
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* Percepio Trace Recorder for Tracealyzer v4.6.0
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* Copyright 2021 Percepio AB
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* www.percepio.com
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* The implementation for heaps.
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*/
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#include <trcRecorder.h>
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#if ( TRC_USE_TRACEALYZER_RECORDER == 1 )
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#if ( TRC_CFG_RECORDER_MODE == TRC_RECORDER_MODE_STREAMING )
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#if ( TRC_USE_HEAPS == 1 )
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#define TRC_HEAP_STATE_INDEX_CURRENT 0
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#define TRC_HEAP_STATE_INDEX_HIGHWATERMARK 1
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#define TRC_HEAP_STATE_INDEX_MAX 2
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traceResult xTraceHeapCreate( const char * szName,
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TraceUnsignedBaseType_t uxCurrent,
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TraceUnsignedBaseType_t uxHighWaterMark,
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TraceUnsignedBaseType_t uxMax,
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TraceHeapHandle_t * pxHeapHandle )
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{
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TraceObjectHandle_t xObjectHandle;
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TraceUnsignedBaseType_t uxStates[ 3 ];
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/* This should never fail */
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TRC_ASSERT( pxHeapHandle != 0 );
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uxStates[ TRC_HEAP_STATE_INDEX_CURRENT ] = uxCurrent;
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uxStates[ TRC_HEAP_STATE_INDEX_HIGHWATERMARK ] = uxHighWaterMark;
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uxStates[ TRC_HEAP_STATE_INDEX_MAX ] = uxMax;
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/* We need to check this */
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if( xTraceObjectRegisterInternal( PSF_EVENT_HEAP_CREATE, 0, szName, 3, uxStates, TRC_ENTRY_OPTION_HEAP, &xObjectHandle ) == TRC_FAIL )
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{
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return TRC_FAIL;
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}
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*pxHeapHandle = ( TraceHeapHandle_t ) xObjectHandle;
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return TRC_SUCCESS;
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}
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traceResult xTraceHeapAlloc( TraceHeapHandle_t xHeapHandle,
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void * pvAddress,
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TraceUnsignedBaseType_t uxSize )
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{
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TraceUnsignedBaseType_t uxCurrent, uxHighWaterMark;
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TraceEventHandle_t xEventHandle = 0;
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if( xHeapHandle == 0 )
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{
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/* This can happen */
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return TRC_FAIL;
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}
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/* If the address is null we assume this was a failed alloc attempt */
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if( pvAddress != 0 )
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{
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntryGetState( xHeapHandle, TRC_HEAP_STATE_INDEX_CURRENT, &uxCurrent ) == TRC_SUCCESS );
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntryGetState( xHeapHandle, TRC_HEAP_STATE_INDEX_HIGHWATERMARK, &uxHighWaterMark ) == TRC_SUCCESS );
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uxCurrent += uxSize;
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if( uxCurrent > uxHighWaterMark )
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{
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uxHighWaterMark = uxCurrent;
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntrySetState( xHeapHandle, TRC_HEAP_STATE_INDEX_HIGHWATERMARK, uxHighWaterMark ) == TRC_SUCCESS );
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}
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntrySetState( xHeapHandle, TRC_HEAP_STATE_INDEX_CURRENT, uxCurrent ) == TRC_SUCCESS );
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}
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/* We need to check this */
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if( xTraceEventBegin( ( pvAddress != 0 ) ? PSF_EVENT_MALLOC : PSF_EVENT_MALLOC_FAILED, sizeof( void * ) + sizeof( TraceUnsignedBaseType_t ), &xEventHandle ) == TRC_SUCCESS )
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{
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xTraceEventAddPointer( xEventHandle, pvAddress );
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xTraceEventAddUnsignedBaseType( xEventHandle, uxSize );
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xTraceEventEnd( xEventHandle );
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}
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return TRC_SUCCESS;
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}
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traceResult xTraceHeapFree( TraceHeapHandle_t xHeapHandle,
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void * pvAddress,
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TraceUnsignedBaseType_t uxSize )
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{
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TraceUnsignedBaseType_t uxCurrent;
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TraceEventHandle_t xEventHandle = 0;
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if( xHeapHandle == 0 )
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{
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/* This can happen */
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return TRC_FAIL;
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}
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/* If the address is null we assume this was a failed alloc attempt */
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if( pvAddress != 0 )
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{
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntryGetState( xHeapHandle, TRC_HEAP_STATE_INDEX_CURRENT, &uxCurrent ) == TRC_SUCCESS );
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uxCurrent -= uxSize;
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntrySetState( xHeapHandle, TRC_HEAP_STATE_INDEX_CURRENT, uxCurrent ) == TRC_SUCCESS );
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}
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/* We need to check this */
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if( xTraceEventBegin( ( pvAddress != 0 ) ? PSF_EVENT_FREE : PSF_EVENT_FREE_FAILED, sizeof( void * ) + sizeof( TraceUnsignedBaseType_t ), &xEventHandle ) == TRC_SUCCESS )
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{
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xTraceEventAddPointer( xEventHandle, pvAddress );
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xTraceEventAddUnsignedBaseType( xEventHandle, uxSize );
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xTraceEventEnd( xEventHandle );
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}
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return TRC_SUCCESS;
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}
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traceResult xTraceHeapGetCurrent( TraceHeapHandle_t xHeapHandle,
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TraceUnsignedBaseType_t * puxCurrent )
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{
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/* This should never fail */
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TRC_ASSERT( xHeapHandle != 0 );
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntryGetState( xHeapHandle, TRC_HEAP_STATE_INDEX_CURRENT, puxCurrent ) == TRC_SUCCESS );
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return TRC_SUCCESS;
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}
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traceResult xTraceHeapGetHighWaterMark( TraceHeapHandle_t xHeapHandle,
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TraceUnsignedBaseType_t * puxHighWaterMark )
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{
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/* This should never fail */
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TRC_ASSERT( xHeapHandle != 0 );
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntryGetState( xHeapHandle, TRC_HEAP_STATE_INDEX_HIGHWATERMARK, puxHighWaterMark ) == TRC_SUCCESS );
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return TRC_SUCCESS;
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}
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traceResult xTraceHeapGetMax( TraceHeapHandle_t xHeapHandle,
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TraceUnsignedBaseType_t * puxMax )
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{
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/* This should never fail */
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TRC_ASSERT( xHeapHandle != 0 );
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE( xTraceEntryGetState( xHeapHandle, TRC_HEAP_STATE_INDEX_MAX, puxMax ) == TRC_SUCCESS );
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return TRC_SUCCESS;
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}
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#endif /* (TRC_USE_HEAPS == 1) */
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#endif /* (TRC_CFG_RECORDER_MODE == TRC_RECORDER_MODE_STREAMING) */
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#endif /* (TRC_USE_TRACEALYZER_RECORDER == 1) */
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