From c20983fad59b733e98f253fbc8c1802ef66bba09 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Mon, 8 Dec 2014 10:05:07 +0100 Subject: PBL: Add strnlen, needed for printf support vsprintf needs strnlen, so in oder to add console support to the PBL we need a strnlen implementation. Signed-off-by: Sascha Hauer --- pbl/string.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/pbl/string.c b/pbl/string.c index b773f5cf7c..927c92dc05 100644 --- a/pbl/string.c +++ b/pbl/string.c @@ -119,3 +119,17 @@ void *memset(void *s, int c, size_t count) *xs++ = c; return s; } + +/** + * strnlen - Find the length of a length-limited string + * @s: The string to be sized + * @count: The maximum number of bytes to search + */ +size_t strnlen(const char * s, size_t count) +{ + const char *sc; + + for (sc = s; count-- && *sc != '\0'; ++sc) + /* nothing */; + return sc - s; +} -- cgit v1.2.3