strnlen(9) centos man page | unix.com

STRNLEN(9)						     Basic C Library Functions							STRNLEN(9)

NAME
       strnlen - Find the length of a length-limited string

SYNOPSIS
       size_t strnlen(const char * s, size_t count);

ARGUMENTS
       s
	   The string to be sized

       count
	   The maximum number of bytes to search

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014								STRNLEN(9)