1 #include <linux/compiler.h>
2 #include <linux/kernel.h>
3 #include "tests.h"
4 #include "debug.h"
5 #include "print_binary.h"
6 
7 int test__is_printable_array(struct test *test __maybe_unused, 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 }
38