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Diffstat (limited to 'src/lib/util/proc_compat.c')
-rw-r--r-- | src/lib/util/proc_compat.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/lib/util/proc_compat.c b/src/lib/util/proc_compat.c new file mode 100644 index 000000000..0423a0d5c --- /dev/null +++ b/src/lib/util/proc_compat.c | |||
@@ -0,0 +1,50 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 2001, 2002, 2003, 2004, 2005 GNUnet e.V. | ||
4 | |||
5 | GNUnet is free software: you can redistribute it and/or modify it | ||
6 | under the terms of the GNU Affero General Public License as published | ||
7 | by the Free Software Foundation, either version 3 of the License, | ||
8 | or (at your option) any later version. | ||
9 | |||
10 | GNUnet is distributed in the hope that it will be useful, but | ||
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | Affero General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Affero General Public License | ||
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
17 | |||
18 | SPDX-License-Identifier: AGPL3.0-or-later | ||
19 | */ | ||
20 | |||
21 | |||
22 | /** | ||
23 | * @author Martin Schanzenbach | ||
24 | * | ||
25 | * @file util/proc_compat.c | ||
26 | * Definitions for macOS and Win32 | ||
27 | */ | ||
28 | |||
29 | #include "platform.h" | ||
30 | |||
31 | /** | ||
32 | * memrchr as defined in glibc | ||
33 | * | ||
34 | * @param s pointer to memory | ||
35 | * @param c character to search for | ||
36 | * @param n search character limit | ||
37 | */ | ||
38 | void* | ||
39 | GN_memrchr_ (const void *s, | ||
40 | int c, | ||
41 | size_t n) | ||
42 | { | ||
43 | const unsigned char *ucs = s; | ||
44 | ssize_t i; | ||
45 | |||
46 | for (i = n - 1; i >= 0; i--) | ||
47 | if (c == (int) ucs[i]) | ||
48 | return (void *) &ucs[i]; | ||
49 | return NULL; | ||
50 | } | ||