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author | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
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committer | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
commit | eb8dd9dca1228af0cd132f515509051ecfabf6f6 (patch) | |
tree | edb6da6af7e865d488dc1a29309f1e1ec226e603 /src/lib/libc/stdlib/reallocarray.c | |
parent | 247f0352e0ed72a4f476db9dc91f4d982bc83eb2 (diff) | |
download | openbsd-tb_20250414.tar.gz openbsd-tb_20250414.tar.bz2 openbsd-tb_20250414.zip |
This commit was manufactured by cvs2git to create tag 'tb_20250414'.tb_20250414
Diffstat (limited to 'src/lib/libc/stdlib/reallocarray.c')
-rw-r--r-- | src/lib/libc/stdlib/reallocarray.c | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/src/lib/libc/stdlib/reallocarray.c b/src/lib/libc/stdlib/reallocarray.c deleted file mode 100644 index baea252a87..0000000000 --- a/src/lib/libc/stdlib/reallocarray.c +++ /dev/null | |||
@@ -1,39 +0,0 @@ | |||
1 | /* $OpenBSD: reallocarray.c,v 1.3 2015/09/13 08:31:47 guenther Exp $ */ | ||
2 | /* | ||
3 | * Copyright (c) 2008 Otto Moerbeek <otto@drijf.net> | ||
4 | * | ||
5 | * Permission to use, copy, modify, and distribute this software for any | ||
6 | * purpose with or without fee is hereby granted, provided that the above | ||
7 | * copyright notice and this permission notice appear in all copies. | ||
8 | * | ||
9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | ||
12 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | ||
14 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | ||
15 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | ||
16 | */ | ||
17 | |||
18 | #include <sys/types.h> | ||
19 | #include <errno.h> | ||
20 | #include <stdint.h> | ||
21 | #include <stdlib.h> | ||
22 | |||
23 | /* | ||
24 | * This is sqrt(SIZE_MAX+1), as s1*s2 <= SIZE_MAX | ||
25 | * if both s1 < MUL_NO_OVERFLOW and s2 < MUL_NO_OVERFLOW | ||
26 | */ | ||
27 | #define MUL_NO_OVERFLOW ((size_t)1 << (sizeof(size_t) * 4)) | ||
28 | |||
29 | void * | ||
30 | reallocarray(void *optr, size_t nmemb, size_t size) | ||
31 | { | ||
32 | if ((nmemb >= MUL_NO_OVERFLOW || size >= MUL_NO_OVERFLOW) && | ||
33 | nmemb > 0 && SIZE_MAX / nmemb < size) { | ||
34 | errno = ENOMEM; | ||
35 | return NULL; | ||
36 | } | ||
37 | return realloc(optr, size * nmemb); | ||
38 | } | ||
39 | DEF_WEAK(reallocarray); | ||