1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/compiler.h>
3 #include <linux/kernel.h>
4 #include "tests.h"
5 #include "debug.h"
6 #include "print_binary.h"
7 
8 int test__is_printable_array(struct test *test __maybe_unused, int subtest __maybe_unused)
9 {
10 	char buf1[] = { 'k', 'r', 4, 'v', 'a', 0 };
11 	char buf2[] = { 'k', 'r', 'a', 'v', 4, 0 };
12 	struct {
13 		char		*buf;
14 		unsigned int	 len;
15 		int		 ret;
16 	} t[] = {
17 		{ (char *) "krava",	sizeof("krava"),	1 },
18 		{ (char *) "krava",	sizeof("krava") - 1,	0 },
19 		{ (char *) "",		sizeof(""),		1 },
20 		{ (char *) "",		0,			0 },
21 		{ NULL,			0,			0 },
22 		{ buf1,			sizeof(buf1),		0 },
23 		{ buf2,			sizeof(buf2),		0 },
24 	};
25 	unsigned int i;
26 
27 	for (i = 0; i < ARRAY_SIZE(t); i++) {
28 		int ret;
29 
30 		ret = is_printable_array((char *) t[i].buf, t[i].len);
31 		if (ret != t[i].ret) {
32 			pr_err("failed: test %u\n", i);
33 			return TEST_FAIL;
34 		}
35 	}
36 
37 	return TEST_OK;
38 }
39