1 /*
2  * Copyright (C) 2009      Citrix Ltd.
3  * Author Vincent Hanquez <vincent.hanquez@eu.citrix.com>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU Lesser General Public License as published
7  * by the Free Software Foundation; version 2.1 only. with the special
8  * exception on linking described in file LICENSE.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU Lesser General Public License for more details.
14  */
15 
16 #ifndef FLEXARRAY_H
17 #define FLEXARRAY_H
18 
19 struct libxl__gc;
20 
21 typedef struct flexarray {
22     int size;
23     int autogrow;
24     unsigned int count;
25     void **data; /* array of pointer */
26     struct libxl__gc *gc;
27 } flexarray_t;
28 
29 /*
30  * NOGC can be used with flexarrays, but flexarray_free will need to be called
31  * to free the struct. The content of the flexarray will not be freed through
32  * flexarray_free.
33  */
34 _hidden flexarray_t *flexarray_make(struct libxl__gc *gc_opt,
35                                     int size, int autogrow);
36 _hidden void flexarray_free(flexarray_t *array);
37 _hidden void flexarray_grow(flexarray_t *array, int extents);
38 _hidden int flexarray_set(flexarray_t *array, unsigned int index, void *ptr);
39 _hidden int flexarray_append(flexarray_t *array, void *ptr);
40 _hidden int flexarray_append_pair(flexarray_t *array, void *ptr1, void *ptr2);
41 _hidden int flexarray_vappend(flexarray_t *array, ...);
42 _hidden int flexarray_get(flexarray_t *array, int index, void **ptr);
43 
44 _hidden void **flexarray_contents(flexarray_t *array);
45 
46 #endif
47 
48 /*
49  * Local variables:
50  * mode: C
51  * c-basic-offset: 4
52  * indent-tabs-mode: nil
53  * End:
54  */
55