memchr_inv (9) Linux Manual Page
memchr_inv – Find an unmatching character in an area of memory.
Synopsis
void *memchr_inv(const void *start, int c, size_t bytes);Arguments
start
-
- The memory area
c
- Find a character other than c
bytes
- The size of the area.
Description
returns the address of the first character other than c, or NULL if the whole buffer contains just c.