void
test_GenerateAuthenticatedPacket(void)
{
static const int EXPECTED_PKTLEN = LEN_PKT_NOMAC + MAX_MD5_LEN;
struct key testkey;
struct pkt testpkt;
struct timeval xmt;
l_fp expected_xmt, actual_xmt;
char expected_mac[MAX_MD5_LEN];
testkey.next = NULL;
testkey.key_id = 30;
testkey.key_len = 9;
memcpy(testkey.key_seq, "123456789", testkey.key_len);
strlcpy(testkey.typen, "MD5", sizeof(testkey.typen));
testkey.typei = keytype_from_text(testkey.typen, NULL);
GETTIMEOFDAY(&xmt, NULL);
xmt.tv_sec += JAN_1970;
TEST_ASSERT_EQUAL(EXPECTED_PKTLEN,
generate_pkt(&testpkt, &xmt, testkey.key_id, &testkey));
TEST_ASSERT_EQUAL(LEAP_NOTINSYNC, PKT_LEAP(testpkt.li_vn_mode));
TEST_ASSERT_EQUAL(NTP_VERSION, PKT_VERSION(testpkt.li_vn_mode));
TEST_ASSERT_EQUAL(MODE_CLIENT, PKT_MODE(testpkt.li_vn_mode));
TEST_ASSERT_EQUAL(STRATUM_UNSPEC, PKT_TO_STRATUM(testpkt.stratum));
TEST_ASSERT_EQUAL(8, testpkt.ppoll);
TVTOTS(&xmt, &expected_xmt);
NTOHL_FP(&testpkt.xmt, &actual_xmt);
TEST_ASSERT_TRUE(LfpEquality(expected_xmt, actual_xmt));
TEST_ASSERT_EQUAL(testkey.key_id, ntohl(testpkt.exten[0]));
TEST_ASSERT_EQUAL(MAX_MD5_LEN - 4, /* Remove the key_id, only keep the mac. */
make_mac(&testpkt, LEN_PKT_NOMAC, MAX_MD5_LEN-4, &testkey, expected_mac));
TEST_ASSERT_EQUAL_MEMORY(expected_mac, (char*)&testpkt.exten[1], MAX_MD5_LEN -4);
}
TEST_F(mainTest, GenerateUnauthenticatedPacket) {
pkt testpkt;
timeval xmt;
GETTIMEOFDAY(&xmt, NULL);
xmt.tv_sec += JAN_1970;
EXPECT_EQ(LEN_PKT_NOMAC,
generate_pkt(&testpkt, &xmt, 0, NULL));
EXPECT_EQ(LEAP_NOTINSYNC, PKT_LEAP(testpkt.li_vn_mode));
EXPECT_EQ(NTP_VERSION, PKT_VERSION(testpkt.li_vn_mode));
EXPECT_EQ(MODE_CLIENT, PKT_MODE(testpkt.li_vn_mode));
EXPECT_EQ(STRATUM_UNSPEC, PKT_TO_STRATUM(testpkt.stratum));
EXPECT_EQ(8, testpkt.ppoll);
l_fp expected_xmt, actual_xmt;
TVTOTS(&xmt, &expected_xmt);
NTOHL_FP(&testpkt.xmt, &actual_xmt);
EXPECT_TRUE(LfpEquality(expected_xmt, actual_xmt));
}
TEST_F(mainTest, GenerateAuthenticatedPacket) {
key testkey;
testkey.next = NULL;
testkey.key_id = 30;
testkey.key_len = 9;
memcpy(testkey.key_seq, "123456789", testkey.key_len);
memcpy(testkey.type, "MD5", 3);
pkt testpkt;
timeval xmt;
GETTIMEOFDAY(&xmt, NULL);
xmt.tv_sec += JAN_1970;
const int EXPECTED_PKTLEN = LEN_PKT_NOMAC + MAX_MD5_LEN;
EXPECT_EQ(EXPECTED_PKTLEN,
generate_pkt(&testpkt, &xmt, testkey.key_id, &testkey));
EXPECT_EQ(LEAP_NOTINSYNC, PKT_LEAP(testpkt.li_vn_mode));
EXPECT_EQ(NTP_VERSION, PKT_VERSION(testpkt.li_vn_mode));
EXPECT_EQ(MODE_CLIENT, PKT_MODE(testpkt.li_vn_mode));
EXPECT_EQ(STRATUM_UNSPEC, PKT_TO_STRATUM(testpkt.stratum));
EXPECT_EQ(8, testpkt.ppoll);
l_fp expected_xmt, actual_xmt;
TVTOTS(&xmt, &expected_xmt);
NTOHL_FP(&testpkt.xmt, &actual_xmt);
EXPECT_TRUE(LfpEquality(expected_xmt, actual_xmt));
EXPECT_EQ(testkey.key_id, ntohl(testpkt.exten[0]));
char expected_mac[MAX_MD5_LEN];
ASSERT_EQ(MAX_MD5_LEN - 4, // Remove the key_id, only keep the mac.
make_mac((char*)&testpkt, LEN_PKT_NOMAC, MAX_MD5_LEN, &testkey, expected_mac));
EXPECT_TRUE(memcmp(expected_mac, (char*)&testpkt.exten[1], MAX_MD5_LEN -4) == 0);
}
void
test_GenerateUnauthenticatedPacket(void)
{
struct pkt testpkt;
struct timeval xmt;
l_fp expected_xmt, actual_xmt;
GETTIMEOFDAY(&xmt, NULL);
xmt.tv_sec += JAN_1970;
TEST_ASSERT_EQUAL(LEN_PKT_NOMAC,
generate_pkt(&testpkt, &xmt, 0, NULL));
TEST_ASSERT_EQUAL(LEAP_NOTINSYNC, PKT_LEAP(testpkt.li_vn_mode));
TEST_ASSERT_EQUAL(NTP_VERSION, PKT_VERSION(testpkt.li_vn_mode));
TEST_ASSERT_EQUAL(MODE_CLIENT, PKT_MODE(testpkt.li_vn_mode));
TEST_ASSERT_EQUAL(STRATUM_UNSPEC, PKT_TO_STRATUM(testpkt.stratum));
TEST_ASSERT_EQUAL(8, testpkt.ppoll);
TVTOTS(&xmt, &expected_xmt);
NTOHL_FP(&testpkt.xmt, &actual_xmt);
TEST_ASSERT_TRUE(LfpEquality(expected_xmt, actual_xmt));
}