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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:29:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:29:51 +0000 |
commit | 6e7a315eb67cb6c113cf37e1d66c4f11a51a2b3e (patch) | |
tree | 32451fa3cdd9321fb2591fada9891b2cb70a9cd1 /grub-core/lib/gnulib/strnlen.c | |
parent | Initial commit. (diff) | |
download | grub2-upstream.tar.xz grub2-upstream.zip |
Adding upstream version 2.06.upstream/2.06upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'grub-core/lib/gnulib/strnlen.c')
-rw-r--r-- | grub-core/lib/gnulib/strnlen.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/grub-core/lib/gnulib/strnlen.c b/grub-core/lib/gnulib/strnlen.c new file mode 100644 index 0000000..9fb6635 --- /dev/null +++ b/grub-core/lib/gnulib/strnlen.c @@ -0,0 +1,30 @@ +/* Find the length of STRING, but scan at most MAXLEN characters. + Copyright (C) 2005-2007, 2009-2019 Free Software Foundation, Inc. + Written by Simon Josefsson. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, see <https://www.gnu.org/licenses/>. */ + +#include <config.h> + +#include <string.h> + +/* Find the length of STRING, but scan at most MAXLEN characters. + If no '\0' terminator is found in that many characters, return MAXLEN. */ + +size_t +strnlen (const char *string, size_t maxlen) +{ + const char *end = memchr (string, '\0', maxlen); + return end ? (size_t) (end - string) : maxlen; +} |