4.104.114.84.95
Last change
on this file since 25bcb1dd was
25bcb1dd,
checked in by Joel Sherrill <joel.sherrill@…>, on 01/20/05 at 17:21:34
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2005-01-20 Joel Sherrill <joel@…>
PR 740/rtems
- score/src/heapgetfreeinfo.c: Return size of largest not of last block.
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-
Property mode set to
100644
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File size:
1.2 KB
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Line | |
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1 | /* |
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2 | * Heap Handler |
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3 | * |
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4 | * COPYRIGHT (c) 1989-2004. |
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5 | * On-Line Applications Research Corporation (OAR). |
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6 | * |
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7 | * The license and distribution terms for this file may be |
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8 | * found in the file LICENSE in this distribution or at |
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9 | * http://www.rtems.com/license/LICENSE. |
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10 | * |
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11 | * $Id$ |
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12 | */ |
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13 | |
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14 | |
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15 | #include <rtems/system.h> |
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16 | #include <rtems/score/sysstate.h> |
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17 | #include <rtems/score/heap.h> |
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18 | |
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19 | /*PAGE |
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20 | * |
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21 | * _Heap_Get_free_information |
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22 | * |
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23 | * This heap routine returns information about the free blocks |
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24 | * in the specified heap. |
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25 | * |
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26 | * Input parameters: |
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27 | * the_heap - pointer to heap header. |
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28 | * info - pointer to the free block information. |
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29 | * |
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30 | * Output parameters: |
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31 | * returns - free block information filled in. |
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32 | */ |
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33 | |
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34 | void _Heap_Get_free_information( |
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35 | Heap_Control *the_heap, |
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36 | Heap_Information *info |
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37 | ) |
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38 | { |
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39 | Heap_Block *the_block; |
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40 | |
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41 | info->number = 0; |
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42 | info->largest = 0; |
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43 | info->total = 0; |
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44 | |
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45 | for ( the_block = the_heap->first; |
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46 | ; |
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47 | the_block = the_block->next ) { |
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48 | if ( the_block == _Heap_Tail( the_heap ) ) |
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49 | return; |
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50 | |
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51 | info->number++; |
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52 | info->total += the_block->front_flag; |
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53 | |
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54 | if ( the_block->front_flag >= info->largest ) |
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55 | info->largest = the_block->front_flag; |
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56 | } |
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57 | } |
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