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Differential D23193 Diff 82130 sbin/ping/tests/in_cksum_test.c

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sbin/ping/tests/in_cksum_test.c

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#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)
{ {
u_char data[] __aligned(sizeof(u_short)) = u_char data[] __aligned(sizeof(u_short)) =
{0x12, 0x34, 0x56, 0x78}; {0x12, 0x34, 0x56, 0x78};
u_short sum; u_short sum;
sum = in_cksum(data, nitems(data)); sum = in_cksum(data, nitems(data));
ATF_REQUIRE(sum == 0x5397); u_char *c_sum = (u_char *)&sum;
ATF_REQUIRE(c_sum[0] == 0x97 && c_sum[1] == 0x53);
} }
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)
{ {
u_char data[] __aligned(sizeof(u_short)) = u_char data[] __aligned(sizeof(u_short)) =
{0x12, 0x34, 0x56, 0x78, 0x9a}; {0x12, 0x34, 0x56, 0x78, 0x9a};
u_short sum; u_short sum;
sum = in_cksum(data, nitems(data)); sum = in_cksum(data, nitems(data));
ATF_REQUIRE(sum == 0x52fd); u_char *c_sum = (u_char *)&sum;
ATF_REQUIRE(c_sum[0] == 0xfd && c_sum[1] == 0x52);
} }
ATF_TC_WITHOUT_HEAD(aligned_even_length_little_endian); ATF_TC_WITHOUT_HEAD(unaligned_even_length);
ATF_TC_BODY(aligned_even_length_little_endian, tc) ATF_TC_BODY(unaligned_even_length, tc)
{ {
u_char data[] __aligned(sizeof(u_short)) = 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_TC_WITHOUT_HEAD(unaligned_even_length_big_endian);
ATF_TC_BODY(unaligned_even_length_big_endian, tc)
{
u_char data[] __aligned(sizeof(u_short)) =
{0x00, 0x12, 0x34, 0x56, 0x78}; {0x00, 0x12, 0x34, 0x56, 0x78};
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); u_char *c_sum = (u_char *)&sum;
ATF_REQUIRE(c_sum[0] == 0x97 && c_sum[1] == 0x53);
} }
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)
{ {
u_char data[] __aligned(sizeof(u_short)) = u_char data[] __aligned(sizeof(u_short)) =
{0x00, 0x12, 0x34, 0x56, 0x78, 0x9a}; {0x00, 0x12, 0x34, 0x56, 0x78, 0x9a};
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); u_char *c_sum = (u_char *)&sum;
ATF_REQUIRE(c_sum[0] == 0xfd && c_sum[1] == 0x52);
} }
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);
}
/* /*
* 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());
} }