82 #define heapBLOCK_IS_ALLOCATED( pxBlock )        ( ( ( pxBlock->xBlockSize ) & heapBLOCK_ALLOCATED_…  argument
83 #define heapALLOCATE_BLOCK( pxBlock )            ( ( pxBlock->xBlockSize ) |= heapBLOCK_ALLOCATED_B…  argument
84 #define heapFREE_BLOCK( pxBlock )                ( ( pxBlock->xBlockSize ) &= ~heapBLOCK_ALLOCATED_…  argument
126 …#define heapPROTECT_BLOCK_POINTER( pxBlock )    ( ( BlockLink_t * ) ( ( ( portPOINTER_SIZE_TYPE ) …  argument
129     #define heapPROTECT_BLOCK_POINTER( pxBlock )    ( pxBlock )  argument
134 #define heapVALIDATE_BLOCK_POINTER( pxBlock )                          \  argument
135     configASSERT( ( ( uint8_t * ) ( pxBlock ) >= &( ucHeap[ 0 ] ) ) && \
136                   ( ( uint8_t * ) ( pxBlock ) <= &( ucHeap[ configTOTAL_HEAP_SIZE - 1 ] ) ) )
175     BlockLink_t * pxBlock;  in pvPortMalloc()  local
244                 pxBlock = heapPROTECT_BLOCK_POINTER( xStart.pxNextFreeBlock );  in pvPortMalloc()
245                 heapVALIDATE_BLOCK_POINTER( pxBlock );  in pvPortMalloc()
247 …while( ( pxBlock->xBlockSize < xWantedSize ) && ( pxBlock->pxNextFreeBlock != heapPROTECT_BLOCK_PO…  in pvPortMalloc()
249                     pxPreviousBlock = pxBlock;  in pvPortMalloc()
250                     pxBlock = heapPROTECT_BLOCK_POINTER( pxBlock->pxNextFreeBlock );  in pvPortMalloc()
251                     heapVALIDATE_BLOCK_POINTER( pxBlock );  in pvPortMalloc()
256                 if( pxBlock != pxEnd )  in pvPortMalloc()
265                     pxPreviousBlock->pxNextFreeBlock = pxBlock->pxNextFreeBlock;  in pvPortMalloc()
269 …              configASSERT( heapSUBTRACT_WILL_UNDERFLOW( pxBlock->xBlockSize, xWantedSize ) == 0 );  in pvPortMalloc()
271                     if( ( pxBlock->xBlockSize - xWantedSize ) > heapMINIMUM_BLOCK_SIZE )  in pvPortMalloc()
277                         pxNewBlockLink = ( void * ) ( ( ( uint8_t * ) pxBlock ) + xWantedSize );  in pvPortMalloc()
282                         pxNewBlockLink->xBlockSize = pxBlock->xBlockSize - xWantedSize;  in pvPortMalloc()
283                         pxBlock->xBlockSize = xWantedSize;  in pvPortMalloc()
294                     xFreeBytesRemaining -= pxBlock->xBlockSize;  in pvPortMalloc()
307                     heapALLOCATE_BLOCK( pxBlock );  in pvPortMalloc()
308                     pxBlock->pxNextFreeBlock = NULL;  in pvPortMalloc()
562     BlockLink_t * pxBlock;  in vPortGetHeapStats()  local
567         pxBlock = heapPROTECT_BLOCK_POINTER( xStart.pxNextFreeBlock );  in vPortGetHeapStats()
571         if( pxBlock != NULL )  in vPortGetHeapStats()
573             while( pxBlock != pxEnd )  in vPortGetHeapStats()
579                 if( pxBlock->xBlockSize > xMaxSize )  in vPortGetHeapStats()
581                     xMaxSize = pxBlock->xBlockSize;  in vPortGetHeapStats()
584                 if( pxBlock->xBlockSize < xMinSize )  in vPortGetHeapStats()
586                     xMinSize = pxBlock->xBlockSize;  in vPortGetHeapStats()
591                 pxBlock = heapPROTECT_BLOCK_POINTER( pxBlock->pxNextFreeBlock );  in vPortGetHeapStats()