source: thirdparty/SZ/sz/src/DynamicIntArray.c @ 9ee2ce3

Revision 9ee2ce3, 1.3 KB checked in by Hal Finkel <hfinkel@…>, 6 years ago (diff)

importing new SZ files

  • Property mode set to 100644
Line 
1/**
2 *  @file DynamicIntArray.c
3 *  @author Sheng Di
4 *  @date May, 2016
5 *  @brief Dynamic Int Array
6 *  (C) 2016 by Mathematics and Computer Science (MCS), Argonne National Laboratory.
7 *      See COPYRIGHT in top-level directory.
8 */
9
10#include <stdlib.h>
11#include <stdio.h>
12#include <string.h>
13#include "DynamicIntArray.h"
14
15void new_DIA(DynamicIntArray **dia, size_t cap) {
16                *dia = (DynamicIntArray *)malloc(sizeof(DynamicIntArray));
17        (*dia)->size = 0;
18        (*dia)->capacity = cap;
19        (*dia)->array = (unsigned char*)malloc(sizeof(unsigned char)*cap);
20    }
21
22void convertDIAtoInts(DynamicIntArray *dia, unsigned char **data)
23{
24        size_t size = dia->size;
25        if(size>0)
26                *data = (unsigned char*)malloc(size * sizeof(char));
27        else
28                *data = NULL;
29        memcpy(*data, dia->array, size*sizeof(unsigned char)); 
30}
31
32void free_DIA(DynamicIntArray *dia)
33{
34        free(dia->array);
35        free(dia);
36}
37
38int getDIA_Data(DynamicIntArray *dia, size_t pos)
39{
40        if(pos>=dia->size)
41        {
42                printf("Error: wrong position of DIA.\n");
43                exit(0);
44        }
45        return dia->array[pos];
46}
47
48void addDIA_Data(DynamicIntArray *dia, int value)
49{
50        if(dia->size==dia->capacity)
51        {
52                dia->capacity = dia->capacity << 1;
53                dia->array = (unsigned char *)realloc(dia->array, dia->capacity*sizeof(unsigned char));
54        }
55        dia->array[dia->size] = (unsigned char)value;
56        dia->size ++;
57}
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