1 /* 2 * strnlen() 3 */ 4 5 #include <string.h> 6 strnlen(const char * s,size_t n)7 size_t strnlen(const char *s, size_t n) 8 { 9 const char *ss = s; 10 while (n-- && *ss) 11 ss++; 12 return ss - s; 13 } 14