Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#include <linux/compiler.h>
2#include <linux/kernel.h>
3#include "tests.h"
4#include "debug.h"
5#include "print_binary.h"
6
7int test__is_printable_array(int subtest __maybe_unused)
8{
9 char buf1[] = { 'k', 'r', 4, 'v', 'a', 0 };
10 char buf2[] = { 'k', 'r', 'a', 'v', 4, 0 };
11 struct {
12 char *buf;
13 unsigned int len;
14 int ret;
15 } t[] = {
16 { (char *) "krava", sizeof("krava"), 1 },
17 { (char *) "krava", sizeof("krava") - 1, 0 },
18 { (char *) "", sizeof(""), 1 },
19 { (char *) "", 0, 0 },
20 { NULL, 0, 0 },
21 { buf1, sizeof(buf1), 0 },
22 { buf2, sizeof(buf2), 0 },
23 };
24 unsigned int i;
25
26 for (i = 0; i < ARRAY_SIZE(t); i++) {
27 int ret;
28
29 ret = is_printable_array((char *) t[i].buf, t[i].len);
30 if (ret != t[i].ret) {
31 pr_err("failed: test %u\n", i);
32 return TEST_FAIL;
33 }
34 }
35
36 return TEST_OK;
37}