Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * ref.c: reference counting |
3 | | * |
4 | | * Copyright (C) 2009-2016 David Lutterkort |
5 | | * |
6 | | * This library is free software; you can redistribute it and/or |
7 | | * modify it under the terms of the GNU Lesser General Public |
8 | | * License as published by the Free Software Foundation; either |
9 | | * version 2.1 of the License, or (at your option) any later version. |
10 | | * |
11 | | * This library is distributed in the hope that it will be useful, |
12 | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | | * Lesser General Public License for more details. |
15 | | * |
16 | | * You should have received a copy of the GNU Lesser General Public |
17 | | * License along with this library; if not, write to the Free Software |
18 | | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | | * |
20 | | * Author: David Lutterkort <lutter@redhat.com> |
21 | | */ |
22 | | |
23 | | #include <config.h> |
24 | | |
25 | | #include "ref.h" |
26 | | #include <stdlib.h> |
27 | | |
28 | 713k | int ref_make_ref(void *ptrptr, size_t size, size_t ref_ofs) { |
29 | 713k | *(void**) ptrptr = calloc(1, size); |
30 | 713k | if (*(void **)ptrptr == NULL) { |
31 | 0 | return -1; |
32 | 713k | } else { |
33 | 713k | void *ptr = *(void **)ptrptr; |
34 | 713k | *((ref_t *) ((char*) ptr + ref_ofs)) = 1; |
35 | 713k | return 0; |
36 | 713k | } |
37 | 713k | } |
38 | | |
39 | | /* |
40 | | * Local variables: |
41 | | * indent-tabs-mode: nil |
42 | | * c-indent-level: 4 |
43 | | * c-basic-offset: 4 |
44 | | * tab-width: 4 |
45 | | * End: |
46 | | */ |