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author | vreutov <vreutov@yandex-team.ru> | 2022-02-10 16:48:02 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:48:02 +0300 |
commit | b26c3f59481b6998b70e48b61d1d2442cb8ef25d (patch) | |
tree | 681bcd1b92ec13b42d63d53ad0747e97fdb7b1d4 /contrib/libs/libc_compat/reallocarray.c | |
parent | 7bdcbcc8d6f42b3d0a1925aa34c9f2a7993f0efa (diff) | |
download | ydb-b26c3f59481b6998b70e48b61d1d2442cb8ef25d.tar.gz |
Restoring authorship annotation for <vreutov@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/libc_compat/reallocarray.c')
-rw-r--r-- | contrib/libs/libc_compat/reallocarray.c | 70 |
1 files changed, 35 insertions, 35 deletions
diff --git a/contrib/libs/libc_compat/reallocarray.c b/contrib/libs/libc_compat/reallocarray.c index 21b0914fe4..a4b5b678c3 100644 --- a/contrib/libs/libc_compat/reallocarray.c +++ b/contrib/libs/libc_compat/reallocarray.c @@ -1,39 +1,39 @@ /* $OpenBSD: reallocarray.c,v 1.3 2015/09/13 08:31:47 guenther Exp $ */ -/* - * Copyright (c) 2008 Otto Moerbeek <otto@drijf.net> - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <sys/types.h> -#include <errno.h> -#include <stdint.h> -#include <stdlib.h> - -/* - * This is sqrt(SIZE_MAX+1), as s1*s2 <= SIZE_MAX - * if both s1 < MUL_NO_OVERFLOW and s2 < MUL_NO_OVERFLOW - */ -#define MUL_NO_OVERFLOW ((size_t)1 << (sizeof(size_t) * 4)) - -void * -reallocarray(void *optr, size_t nmemb, size_t size) -{ - if ((nmemb >= MUL_NO_OVERFLOW || size >= MUL_NO_OVERFLOW) && - nmemb > 0 && SIZE_MAX / nmemb < size) { - errno = ENOMEM; +/* + * Copyright (c) 2008 Otto Moerbeek <otto@drijf.net> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <sys/types.h> +#include <errno.h> +#include <stdint.h> +#include <stdlib.h> + +/* + * This is sqrt(SIZE_MAX+1), as s1*s2 <= SIZE_MAX + * if both s1 < MUL_NO_OVERFLOW and s2 < MUL_NO_OVERFLOW + */ +#define MUL_NO_OVERFLOW ((size_t)1 << (sizeof(size_t) * 4)) + +void * +reallocarray(void *optr, size_t nmemb, size_t size) +{ + if ((nmemb >= MUL_NO_OVERFLOW || size >= MUL_NO_OVERFLOW) && + nmemb > 0 && SIZE_MAX / nmemb < size) { + errno = ENOMEM; return NULL; - } + } return realloc(optr, size * nmemb); -} +} |