Differential D23193 Diff 66788 sbin/ping/tests/in_cksum_test.c

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sbin/ping/tests/in_cksum_test.c

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	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.			* SUCH DAMAGE.
	*/			*/

	#include <sys/cdefs.h>			#include <sys/cdefs.h>
	__FBSDID("$FreeBSD: head/sbin/ping/tests/in_cksum_test.c 351318 2019-08-20 21:59:48Z asomers $");			__FBSDID("$FreeBSD: head/sbin/ping/tests/in_cksum_test.c 351318 2019-08-20 21:59:48Z asomers $");

				#include <sys/endian.h>
	#include <sys/param.h>			#include <sys/param.h>

	#include <atf-c.h>			#include <atf-c.h>

	#include "../utils.h"			#include "../utils.h"

	/*			/*
	* Test cases.			* Test cases.
	*/			*/

	ATF_TC_WITHOUT_HEAD(aligned_even_length_big_endian);			ATF_TC_WITHOUT_HEAD(aligned_even_length);
	ATF_TC_BODY(aligned_even_length_big_endian, tc)			ATF_TC_BODY(aligned_even_length, tc)
	{			{
				#if _BYTE_ORDER == _LITTLE_ENDIAN
	u_char data[] __aligned(sizeof(u_short)) =			u_char data[] __aligned(sizeof(u_short)) =
				{0x34, 0x12, 0x78, 0x56};
				#else
				u_char data[] __aligned(sizeof(u_short)) =
	{0x12, 0x34, 0x56, 0x78};			{0x12, 0x34, 0x56, 0x78};
				#endif
	u_short sum;			u_short sum;

	sum = in_cksum(data, nitems(data));			sum = in_cksum(data, nitems(data));
	ATF_REQUIRE(sum == 0x5397);			ATF_REQUIRE(sum == 0x9753);
	}			}

	ATF_TC_WITHOUT_HEAD(aligned_odd_length_big_endian);			ATF_TC_WITHOUT_HEAD(aligned_odd_length);
	ATF_TC_BODY(aligned_odd_length_big_endian, tc)			ATF_TC_BODY(aligned_odd_length, tc)
	{			{
				#if _BYTE_ORDER == _LITTLE_ENDIAN
	u_char data[] __aligned(sizeof(u_short)) =			u_char data[] __aligned(sizeof(u_short)) =
				{0x34, 0x12, 0x78, 0x56, 0x00, 0x9a};
				#else
				u_char data[] __aligned(sizeof(u_short)) =
	{0x12, 0x34, 0x56, 0x78, 0x9a};			{0x12, 0x34, 0x56, 0x78, 0x9a};
				#endif
	u_short sum;			u_short sum;

	sum = in_cksum(data, nitems(data));			sum = in_cksum(data, nitems(data));
	ATF_REQUIRE(sum == 0x52fd);
	}

	ATF_TC_WITHOUT_HEAD(aligned_even_length_little_endian);
	ATF_TC_BODY(aligned_even_length_little_endian, tc)
	{
	u_char data[] __aligned(sizeof(u_short)) =
	{0x34, 0x12, 0x78, 0x56};
	u_short sum;

	sum = in_cksum(data, nitems(data));
	ATF_REQUIRE_MSG(sum == 0x9753, "%d", sum);
	}

	ATF_TC_WITHOUT_HEAD(aligned_odd_length_little_endian);
	ATF_TC_BODY(aligned_odd_length_little_endian, tc)
	{
	u_char data[] __aligned(sizeof(u_short)) =
	{0x34, 0x12, 0x78, 0x56, 0x00, 0x9a};
	u_short sum;

	sum = in_cksum(data, nitems(data));
	ATF_REQUIRE(sum == 0xfd52);			ATF_REQUIRE(sum == 0xfd52);
	}			}

	ATF_TC_WITHOUT_HEAD(unaligned_even_length_big_endian);			ATF_TC_WITHOUT_HEAD(unaligned_even_length);
	ATF_TC_BODY(unaligned_even_length_big_endian, tc)			ATF_TC_BODY(unaligned_even_length, tc)
	{			{
				#if _BYTE_ORDER == _LITTLE_ENDIAN
	u_char data[] __aligned(sizeof(u_short)) =			u_char data[] __aligned(sizeof(u_short)) =
				{0x00, 0x34, 0x12, 0x78, 0x56};
				#else
				u_char data[] __aligned(sizeof(u_short)) =
	{0x00, 0x12, 0x34, 0x56, 0x78};			{0x00, 0x12, 0x34, 0x56, 0x78};
				#endif
	u_short sum;			u_short sum;

	sum = in_cksum(data + 1, nitems(data) - 1);			sum = in_cksum(data + 1, nitems(data) - 1);
	ATF_REQUIRE(sum == 0x5397);			ATF_REQUIRE(sum == 0x9753);
	}			}

	ATF_TC_WITHOUT_HEAD(unaligned_odd_length_big_endian);			ATF_TC_WITHOUT_HEAD(unaligned_odd_length);
	ATF_TC_BODY(unaligned_odd_length_big_endian, tc)			ATF_TC_BODY(unaligned_odd_length, tc)
	{			{
				#if _BYTE_ORDER == _LITTLE_ENDIAN
	u_char data[] __aligned(sizeof(u_short)) =			u_char data[] __aligned(sizeof(u_short)) =
				{0x00, 0x34, 0x12, 0x78, 0x56, 0x00, 0x9a};
				#else
				u_char data[] __aligned(sizeof(u_short)) =
	{0x00, 0x12, 0x34, 0x56, 0x78, 0x9a};			{0x00, 0x12, 0x34, 0x56, 0x78, 0x9a};
				#endif
	u_short sum;			u_short sum;

	sum = in_cksum(data + 1, nitems(data) - 1);			sum = in_cksum(data + 1, nitems(data) - 1);
	ATF_REQUIRE(sum == 0x52fd);
	}

	ATF_TC_WITHOUT_HEAD(unaligned_even_length_little_endian);
	ATF_TC_BODY(unaligned_even_length_little_endian, tc)
	{
	u_char data[] __aligned(sizeof(u_short)) =
	{0x00, 0x34, 0x12, 0x78, 0x56};
	u_short sum;

	sum = in_cksum(data + 1, nitems(data) - 1);
	ATF_REQUIRE_MSG(sum == 0x9753, "%d", sum);
	}

	ATF_TC_WITHOUT_HEAD(unaligned_odd_length_little_endian);
	ATF_TC_BODY(unaligned_odd_length_little_endian, tc)
	{
	u_char data[] __aligned(sizeof(u_short)) =
	{0x00, 0x34, 0x12, 0x78, 0x56, 0x00, 0x9a};
	u_short sum;

	sum = in_cksum(data + 1, nitems(data) - 1);
	ATF_REQUIRE(sum == 0xfd52);			ATF_REQUIRE(sum == 0xfd52);
	}			}

	/*			/*
	* Main.			* Main.
	*/			*/

	ATF_TP_ADD_TCS(tp)			ATF_TP_ADD_TCS(tp)
	{			{
	ATF_TP_ADD_TC(tp, aligned_even_length_big_endian);			ATF_TP_ADD_TC(tp, aligned_even_length);
	ATF_TP_ADD_TC(tp, aligned_odd_length_big_endian);			ATF_TP_ADD_TC(tp, aligned_odd_length);
	ATF_TP_ADD_TC(tp, aligned_even_length_little_endian);			ATF_TP_ADD_TC(tp, unaligned_even_length);
	ATF_TP_ADD_TC(tp, aligned_odd_length_little_endian);			ATF_TP_ADD_TC(tp, unaligned_odd_length);
	ATF_TP_ADD_TC(tp, unaligned_even_length_big_endian);
	ATF_TP_ADD_TC(tp, unaligned_odd_length_big_endian);
	ATF_TP_ADD_TC(tp, unaligned_even_length_little_endian);
	ATF_TP_ADD_TC(tp, unaligned_odd_length_little_endian);

	return (atf_no_error());			return (atf_no_error());
	}			}