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1 /*
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2 * File: ListOfArrays.h
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3 * Author: Nina Engelhardt
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4 *
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5 * Created on December 16, 2011, 2:06 PM
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6 */
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7
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8 #ifndef _LISTOFARRAYS_H
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9 #define _LISTOFARRAYS_H
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10
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11 #include<stddef.h>
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12 #include <inttypes.h>
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13
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14 #include <PR__include/PR__primitive_data_types.h>
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15 #include <PR__include/prdynarray.h>
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16
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17
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18 typedef struct {
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19 void* next;
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20 void* data;
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21 } ArrayFragment;
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22
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23 typedef struct {
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24 void** dim1;
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25 PrivDynArrayInfo* dim1info;
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26 //ArrayFragment* last;
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27 size_t entry_size;
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28 int num_entries_per_fragment;
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29 int next_free_index;
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30 } ListOfArrays;
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31
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32 ListOfArrays* makeListOfArrays(size_t entry_size, int num_entries_per_block);
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33
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34 #define addToListOfArrays(type,value,list) do { \
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35 int offset_in_fragment = list->next_free_index % list->num_entries_per_fragment; \
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36 if(offset_in_fragment == 0){ \
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37 void* newBlock = PR__malloc(list->entry_size * list->num_entries_per_fragment); \
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38 addToDynArray(newBlock,list->dim1info); \
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39 } \
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40 type* typedFragment = (type*) ((list->dim1)[list->dim1info->numInArray -1]); \
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41 typedFragment[offset_in_fragment] = value; \
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42 list->next_free_index++; \
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43 } while (0)
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44
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45 #define addToListOfArrays_ext(type,value,list) do { \
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46 int offset_in_fragment = list->next_free_index % list->num_entries_per_fragment; \
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47 if(offset_in_fragment == 0){ \
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48 void* newBlock = malloc(list->entry_size * list->num_entries_per_fragment); \
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49 addToDynArray(newBlock,list->dim1info); \
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50 } \
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51 type* typedFragment = (type*) ((list->dim1)[list->dim1info->numInArray -1]); \
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52 typedFragment[offset_in_fragment] = value; \
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53 list->next_free_index++; \
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54 } while (0)
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55
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56 typedef void (*ListOfArraysFnPtr) ( void * ); //fn has to cast void *
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57
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58 void forAllInListOfArraysDo(ListOfArrays* list, ListOfArraysFnPtr fnPtr);
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59
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60 #define valueInListOfArrays(type,index,list) ((type*)((list->dim1)[index / list->num_entries_per_fragment]))[index % list->num_entries_per_fragment]
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61
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62 #define setValueInListOfArrays(type,index,value,list) ((type*)((list->dim1)[index / list->num_entries_per_fragment]))[index % list->num_entries_per_fragment] = value
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63
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64 void freeListOfArrays(ListOfArrays* list);
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65
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66 #endif /* LISTOFARRAYS_H */
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67
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