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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 18:02:34 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 18:02:34 +0000 |
commit | fadeddfbb2aa38a980dd959b5ec1ffba7afd43cb (patch) | |
tree | a7bde6111c84ea64619656a38fba50909fa0bf60 /src/compat/strnlen.c | |
parent | Initial commit. (diff) | |
download | lldpd-upstream.tar.xz lldpd-upstream.zip |
Adding upstream version 1.0.18.upstream/1.0.18upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/compat/strnlen.c')
-rw-r--r-- | src/compat/strnlen.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/compat/strnlen.c b/src/compat/strnlen.c new file mode 100644 index 0000000..07db4a4 --- /dev/null +++ b/src/compat/strnlen.c @@ -0,0 +1,15 @@ +/* -*- mode: c; c-file-style: "openbsd" -*- */ + +#include <string.h> +#include "compat.h" + +/* + * Determine the length of a fixed-size string. This is really a + * wrapper around `memchr()`. + */ +size_t +strnlen(const char *string, size_t maxlen) +{ + const char *end = memchr(string, '\0', maxlen); + return end ? (size_t)(end - string) : maxlen; +} |