29 #include "checksum.h"
47       55,  (p), (c1), (c2),  /* TTL=55, protocol=p, checksum=c1,c2 */     \
70     0x00, UDP_LEN, 0,    0,  /* Length 21, checksum empty for now */
75     0x08, 0x00, 0x88, 0xd0,  /* Type 8, code 0, checksum 0x88d0 */        \
79     0x80, 0x00, 0xc3, 0x42,  /* Type 128, code 0, checksum 0xc342 */      \
213       EXPECT_EQ(0, ip_checksum(ip, sizeof(*ip))) << msg << ": Incorrect IP checksum\n";  in check_packet()
257   // If we understand the payload, verify the checksum.  in check_packet()
259     uint16_t checksum;  in check_packet()  local
264         checksum = ip_checksum_finish(ip_checksum_add(pseudo_checksum, payload, payload_length));  in check_packet()
267         checksum = ip_checksum(payload, payload_length);  in check_packet()
270         checksum = 0;  // Don't check.  in check_packet()
273     EXPECT_EQ(0, checksum) << msg << ": Incorrect transport checksum\n";  in check_packet()
278     EXPECT_NE(0, udp->check) << msg << ": UDP checksum 0 should be 0xffff";  in check_packet()
355   // Fix up the reassembled headers to reflect fragmentation and length (and IPv4 checksum).  in reassemble_packet()
658     // Check that the IID is checksum-neutral with the NAT64 prefix and the  in TEST_F()
674           << " not checksum-neutral with " << ipv4_str << " and " << plat_str  in TEST_F()
676           << "\n  IPv4 checksum: " << c1  in TEST_F()
677           << "\n  IPv6 checksum: " << c2  in TEST_F()
758   ASSERT_EQ(kUdpV4Checksum, udp->check) << "UDP/IPv4 packet checksum sanity check\n";  in TEST_F()
764   ASSERT_EQ(kUdpV6Checksum, udp->check) << "UDP/IPv6 packet checksum sanity check\n";  in TEST_F()
814             << "UDP partial checksum\n";  in TEST_F()
816             << "Payload partial checksum\n";  in TEST_F()
824   EXPECT_EQ(0x3ad0U, ipv4_pseudo_sum) << "IPv4 pseudo-checksum sanity check\n";  in TEST_F()
825   EXPECT_EQ(0x2644bU, ipv6_pseudo_sum) << "IPv6 pseudo-checksum sanity check\n";  in TEST_F()
829       << "Unexpected UDP/IPv4 checksum\n";  in TEST_F()
833       << "Unexpected UDP/IPv6 checksum\n";  in TEST_F()
837       << "Adjust IPv4/UDP checksum to IPv6\n";  in TEST_F()
840       << "Adjust IPv6/UDP checksum to IPv4\n";  in TEST_F()
845     uint16_t checksum;  in TEST_F()  member
860     uint16_t result = ip_checksum_adjust(data->checksum, data->old_hdr_sum, data->new_hdr_sum);  in TEST_F()
862         << "Incorrect checksum" << std::showbase << std::hex  in TEST_F()
865         << "\n    checksum=" << data->checksum  in TEST_F()
904   // do_translate_packet already checks packets for validity and verifies the checksum.  in check_translate_checksum_neutral()
910       << "Not checksum neutral: original and translated checksums differ\n";  in check_translate_checksum_neutral()
914   // Generate a random clat IPv6 address and check that translation is checksum-neutral.  in TEST_F()
922   // Check that translating UDP packets is checksum-neutral. First, IPv4.  in TEST_F()
926                                    "UDP/IPv4 -> UDP/IPv6 checksum neutral");  in TEST_F()
935                                    "UDP/IPv4 -> UDP/IPv6 checksum neutral");  in TEST_F()