string_escape_mem
ret = string_escape_mem(src, len, buf, size, flags, esc);
int string_escape_mem(const char *src, size_t isz, char *dst, size_t osz,
return string_escape_mem(src, isz, dst, osz, ESCAPE_ANY_NP, only);
return string_escape_mem(src, strlen(src), dst, sz, flags, only);
EXPORT_SYMBOL(string_escape_mem);
dlen = string_escape_mem(src, slen, NULL, 0, flags, esc);
WARN_ON(string_escape_mem(src, slen, dst, dlen, flags, esc) != dlen);
q_real = string_escape_mem(in, p, NULL, 0, flags, esc);
q_real = string_escape_mem(in, p, out_real, out_size, flags, esc);
buf += string_escape_mem(addr, len, buf, buf < end ? end - buf : 0, flags, NULL);