]>
Commit | Line | Data |
---|---|---|
f5e7e959 | 1 | /* Repeating a memory blob, with alias mapping optimization. |
d614a753 | 2 | Copyright (C) 2018-2020 Free Software Foundation, Inc. |
f5e7e959 FW |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library 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 GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
f5e7e959 FW |
18 | |
19 | #ifndef SUPPORT_BLOB_REPEAT_H | |
20 | #define SUPPORT_BLOB_REPEAT_H | |
21 | ||
22 | #include <stdbool.h> | |
23 | #include <stddef.h> | |
24 | ||
25 | struct support_blob_repeat | |
26 | { | |
27 | void *start; | |
28 | size_t size; | |
29 | bool use_malloc; | |
30 | }; | |
31 | ||
32 | /* Return an allocation of COUNT elements, each of ELEMENT_SIZE bytes, | |
33 | initialized with the bytes starting at ELEMENT. The memory is | |
34 | writable (and thus counts towards the commit charge). In case of | |
35 | on error, all members of the return struct are zero-initialized, | |
36 | and errno is set accordingly. */ | |
37 | struct support_blob_repeat support_blob_repeat_allocate (const void *element, | |
38 | size_t element_size, | |
39 | size_t count); | |
40 | ||
41 | /* Deallocate the blob created by support_blob_repeat_allocate. */ | |
42 | void support_blob_repeat_free (struct support_blob_repeat *); | |
43 | ||
44 | #endif /* SUPPORT_BLOB_REPEAT_H */ |