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Add Packet/IPv4/TCP/UDP helpers API

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This commit is contained in:
luwenpeng
2024-01-03 09:57:06 +08:00
parent 529234029f
commit 6b3fc4b560
16 changed files with 502 additions and 956 deletions
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24
src/packet/test/CMakeLists.txt
View File

@@ -3,18 +3,26 @@
###############################################################################
add_executable(gtest_packet gtest_packet.cpp)
target_include_directories(gtest_packet PUBLIC ${CMAKE_CURRENT_LIST_DIR})
target_link_libraries(gtest_packet packet gtest)
add_executable(gtest_packet_helpers gtest_packet_helpers.cpp)
target_include_directories(gtest_packet_helpers PUBLIC ${CMAKE_CURRENT_LIST_DIR})
target_link_libraries(gtest_packet_helpers packet gtest)
add_executable(gtest_udp_helpers gtest_udp_helpers.cpp)
target_include_directories(gtest_udp_helpers PUBLIC ${CMAKE_SOURCE_DIR}/src/packet)
target_link_libraries(gtest_udp_helpers gtest)
add_executable(gtest_tcp_helpers gtest_tcp_helpers.cpp)
target_include_directories(gtest_tcp_helpers PUBLIC ${CMAKE_SOURCE_DIR}/src/packet)
target_link_libraries(gtest_tcp_helpers gtest)
add_executable(gtest_ipv4_helpers gtest_ipv4_helpers.cpp)
target_include_directories(gtest_ipv4_helpers PUBLIC ${CMAKE_CURRENT_LIST_DIR})
target_link_libraries(gtest_ipv4_helpers packet gtest)
target_include_directories(gtest_ipv4_helpers PUBLIC ${CMAKE_SOURCE_DIR}/src/packet)
target_link_libraries(gtest_ipv4_helpers gtest)
add_executable(gtest_packet_helpers gtest_packet_helpers.cpp)
target_link_libraries(gtest_packet_helpers packet gtest)
include(GoogleTest)
gtest_discover_tests(gtest_packet)
gtest_discover_tests(gtest_packet_helpers)
gtest_discover_tests(gtest_ipv4_helpers)
gtest_discover_tests(gtest_udp_helpers)
gtest_discover_tests(gtest_tcp_helpers)
gtest_discover_tests(gtest_ipv4_helpers)
gtest_discover_tests(gtest_packet_helpers)

31
src/packet/test/gtest_ipv4_helpers.cpp
View File

@@ -27,21 +27,28 @@
* Data (24 bytes)
*/
unsigned char hdr[] = {0x45, 0x00, 0x00, 0x2c, 0xff, 0xff, 0x20, 0x00, 0x7f, 0x06, 0x4d, 0x8b, 0xc0, 0xa8, 0x24, 0x67, 0xc0, 0xa8, 0x28, 0x89};
unsigned char data[] = {0x45, 0x00, 0x00, 0x2c, 0xff, 0xff, 0x20, 0x00, 0x7f, 0x06, 0x4d, 0x8b, 0xc0, 0xa8, 0x24, 0x67, 0xc0, 0xa8, 0x28, 0x89};
TEST(IPV4_HELPERS, GET)
{
EXPECT_TRUE(ipv4_hdr_get_ipid((struct ip *)hdr) == 65535);
EXPECT_TRUE(ipv4_hdr_get_flags((struct ip *)hdr) == 1);
EXPECT_TRUE(ipv4_hdr_get_frag_offset((struct ip *)hdr) == 0);
EXPECT_TRUE(ipv4_hdr_get_ttl((struct ip *)hdr) == 127);
EXPECT_TRUE(ipv4_hdr_get_protocol((struct ip *)hdr) == 6);
EXPECT_TRUE(ipv4_hdr_get_checksum((struct ip *)hdr) == 0x4d8b);
EXPECT_TRUE(ipv4_hdr_get_src((struct ip *)hdr) == 0xc0a82467);
EXPECT_TRUE(ipv4_hdr_get_dst((struct ip *)hdr) == 0xc0a82889);
EXPECT_TRUE(ipv4_hdr_has_flag_rf((struct ip *)hdr) == false);
EXPECT_TRUE(ipv4_hdr_has_flag_df((struct ip *)hdr) == false);
EXPECT_TRUE(ipv4_hdr_has_flag_mf((struct ip *)hdr) == true);
const struct ip *hdr = (struct ip *)data;
EXPECT_TRUE(ipv4_hdr_get_version(hdr) == 4);
EXPECT_TRUE(ipv4_hdr_get_hl(hdr) == 20);
EXPECT_TRUE(ipv4_hdr_get_tos(hdr) == 0);
EXPECT_TRUE(ipv4_hdr_get_len(hdr) == 44);
EXPECT_TRUE(ipv4_hdr_get_ipid(hdr) == 65535);
EXPECT_TRUE(ipv4_hdr_get_flags(hdr) == 1);
EXPECT_TRUE(ipv4_hdr_has_flag_rf(hdr) == false);
EXPECT_TRUE(ipv4_hdr_has_flag_df(hdr) == false);
EXPECT_TRUE(ipv4_hdr_has_flag_mf(hdr) == true);
EXPECT_TRUE(ipv4_hdr_get_frag_offset(hdr) == 0);
EXPECT_TRUE(ipv4_hdr_get_ttl(hdr) == 127);
EXPECT_TRUE(ipv4_hdr_get_protocol(hdr) == 6);
EXPECT_TRUE(ipv4_hdr_get_checksum(hdr) == 0x4d8b);
EXPECT_TRUE(ipv4_hdr_get_src(hdr) == 0xc0a82467);
EXPECT_TRUE(ipv4_hdr_get_dst(hdr) == 0xc0a82889);
EXPECT_TRUE(ipv4_hdr_get_opt_len(hdr) == 0);
EXPECT_TRUE(ipv4_hdr_get_opt_ptr(hdr) == data + 20);
}
int main(int argc, char **argv)

280
src/packet/test/gtest_packet_helpers.cpp
View File

@@ -48,9 +48,12 @@ TEST(PACKET_UTILS, IPV4_FRAGMENT)
{
struct packet handler;
packet_parse(&handler, (const char *)data1, sizeof(data1));
EXPECT_TRUE(paket_is_fragment(&handler) == true);
EXPECT_TRUE(packet_get_layer_count(&handler) == 2);
struct packet *dup = packet_dup(&handler);
EXPECT_TRUE(dup != NULL);
EXPECT_TRUE(paket_is_fragment(dup) == true);
packet_free(dup);
}
#endif
@@ -153,9 +156,12 @@ TEST(PACKET_UTILS, IPV6_FRAGMENT)
{
struct packet handler;
packet_parse(&handler, (const char *)data2, sizeof(data2));
EXPECT_TRUE(paket_is_fragment(&handler) == true);
EXPECT_TRUE(packet_get_layer_count(&handler) == 2);
struct packet *dup = packet_dup(&handler);
EXPECT_TRUE(dup != NULL);
EXPECT_TRUE(paket_is_fragment(dup) == true);
packet_free(dup);
}
#endif
@@ -222,33 +228,16 @@ unsigned char data3[] = {
0x04, 0x02};
#if 1
TEST(PACKET_UTILS, ONLY_TCP)
TEST(PACKET_UTILS, IPV4_IPV6_NOT_FRAGMENT)
{
struct packet handler;
packet_parse(&handler, (const char *)data3, sizeof(data3));
EXPECT_TRUE(paket_is_fragment(&handler) == false);
// TCP
EXPECT_TRUE(packet_has_tcp(&handler));
EXPECT_TRUE(packet_get_tcp_sport(&handler) == 52556);
EXPECT_TRUE(packet_get_tcp_dport(&handler) == 80);
EXPECT_TRUE(packet_get_tcp_seq(&handler) == 2172673142);
EXPECT_TRUE(packet_get_tcp_ack(&handler) == 0);
EXPECT_TRUE(packet_get_tcp_flags(&handler) == 0x002);
EXPECT_TRUE(packet_has_tcp_flag_urg(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_ack(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_psh(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_rst(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_syn(&handler) == true);
EXPECT_TRUE(packet_has_tcp_flag_fin(&handler) == false);
// UDP
EXPECT_TRUE(packet_has_udp(&handler) == false);
EXPECT_TRUE(packet_get_inner_udp_sport(&handler) == 0);
EXPECT_TRUE(packet_get_inner_udp_dport(&handler) == 0);
EXPECT_TRUE(packet_get_outer_udp_sport(&handler) == 0);
EXPECT_TRUE(packet_get_outer_udp_dport(&handler) == 0);
struct packet *dup = packet_dup(&handler);
EXPECT_TRUE(dup != NULL);
EXPECT_TRUE(paket_is_fragment(dup) == false);
packet_free(dup);
}
#endif
@@ -301,248 +290,15 @@ unsigned char data4[] = {
0x58, 0x58};
#if 1
TEST(PACKET_UTILS, ONLY_UDP)
TEST(PACKET_UTILS, IPV6_IPV6_NOT_FRAGMENT)
{
struct packet handler;
packet_parse(&handler, (const char *)data4, sizeof(data4));
EXPECT_TRUE(paket_is_fragment(&handler) == false);
// TCP
EXPECT_TRUE(packet_has_tcp(&handler) == false);
EXPECT_TRUE(packet_get_tcp_sport(&handler) == 0);
EXPECT_TRUE(packet_get_tcp_dport(&handler) == 0);
EXPECT_TRUE(packet_get_tcp_seq(&handler) == 0);
EXPECT_TRUE(packet_get_tcp_ack(&handler) == 0);
EXPECT_TRUE(packet_get_tcp_flags(&handler) == 0);
EXPECT_TRUE(packet_has_tcp_flag_urg(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_ack(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_psh(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_rst(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_syn(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_fin(&handler) == false);
// UDP
EXPECT_TRUE(packet_has_udp(&handler));
EXPECT_TRUE(packet_get_inner_udp_sport(&handler) == 30000);
EXPECT_TRUE(packet_get_inner_udp_dport(&handler) == 13000);
EXPECT_TRUE(packet_get_outer_udp_sport(&handler) == 30000);
EXPECT_TRUE(packet_get_outer_udp_dport(&handler) == 13000);
}
#endif
/******************************************************************************
* [Protocols in frame: eth:ethertype:ipv6:udp:gtp:ipv6:tcp:ja3:tls]
******************************************************************************
*
* Frame 1: 1442 bytes on wire (11536 bits), 1442 bytes captured (11536 bits)
* Ethernet II, Src: zte_0e:f5:40 (74:4a:a4:0e:f5:40), Dst: HuaweiTe_40:e9:c2 (ac:b3:b5:40:e9:c2)
* Destination: HuaweiTe_40:e9:c2 (ac:b3:b5:40:e9:c2)
* Source: zte_0e:f5:40 (74:4a:a4:0e:f5:40)
* Type: IPv6 (0x86dd)
* Internet Protocol Version 6, Src: 2409:8034:4040:5300::105, Dst: 2409:8034:4025::60:61
* 0110 .... = Version: 6
* .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT)
* .... 0000 0000 0000 0000 0000 = Flow Label: 0x00000
* Payload Length: 1388
* Next Header: UDP (17)
* Hop Limit: 127
* Source Address: 2409:8034:4040:5300::105
* Destination Address: 2409:8034:4025::60:61
* User Datagram Protocol, Src Port: 2152, Dst Port: 2152
* Source Port: 2152
* Destination Port: 2152
* Length: 1388
* Checksum: 0xeb00 [unverified]
* [Checksum Status: Unverified]
* [Stream index: 0]
* [Timestamps]
* UDP payload (1380 bytes)
* GPRS Tunneling Protocol
* Flags: 0x30
* Message Type: T-PDU (0xff)
* Length: 1372
* TEID: 0x024c3cbd (38550717)
* Internet Protocol Version 6, Src: 2409:8c34:4400:700:0:4:0:3, Dst: 2409:8934:5082:2100:ecad:e0e4:530a:c269
* 0110 .... = Version: 6
* .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT)
* .... 0000 0000 0000 0000 0000 = Flow Label: 0x00000
* Payload Length: 1332
* Next Header: TCP (6)
* Hop Limit: 56
* Source Address: 2409:8c34:4400:700:0:4:0:3
* Destination Address: 2409:8934:5082:2100:ecad:e0e4:530a:c269
* Transmission Control Protocol, Src Port: 443, Dst Port: 46582, Seq: 1, Ack: 1, Len: 1312
* Source Port: 443
* Destination Port: 46582
* [Stream index: 0]
* [Conversation completeness: Incomplete (8)]
* [TCP Segment Len: 1312]
* Sequence Number: 1 (relative sequence number)
* Sequence Number (raw): 2198097831
* [Next Sequence Number: 1313 (relative sequence number)]
* Acknowledgment Number: 1 (relative ack number)
* Acknowledgment number (raw): 2264498872
* 0101 .... = Header Length: 20 bytes (5)
* Flags: 0x010 (ACK)
* Window: 529
* [Calculated window size: 529]
* [Window size scaling factor: -1 (unknown)]
* Checksum: 0x2c4b [unverified]
* [Checksum Status: Unverified]
* Urgent Pointer: 0
* [Timestamps]
* [SEQ/ACK analysis]
* TCP payload (1312 bytes)
* Transport Layer Security
*/
unsigned char data5[] = {
0xac, 0xb3, 0xb5, 0x40, 0xe9, 0xc2, 0x74, 0x4a, 0xa4, 0x0e, 0xf5, 0x40, 0x86, 0xdd, 0x60, 0x00, 0x00, 0x00, 0x05, 0x6c, 0x11, 0x7f, 0x24, 0x09, 0x80, 0x34,
0x40, 0x40, 0x53, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x05, 0x24, 0x09, 0x80, 0x34, 0x40, 0x25, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60,
0x00, 0x61, 0x08, 0x68, 0x08, 0x68, 0x05, 0x6c, 0xeb, 0x00, 0x30, 0xff, 0x05, 0x5c, 0x02, 0x4c, 0x3c, 0xbd, 0x60, 0x00, 0x00, 0x00, 0x05, 0x34, 0x06, 0x38,
0x24, 0x09, 0x8c, 0x34, 0x44, 0x00, 0x07, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x03, 0x24, 0x09, 0x89, 0x34, 0x50, 0x82, 0x21, 0x00, 0xec, 0xad,
0xe0, 0xe4, 0x53, 0x0a, 0xc2, 0x69, 0x01, 0xbb, 0xb5, 0xf6, 0x83, 0x04, 0x4f, 0xa7, 0x86, 0xf9, 0x82, 0xb8, 0x50, 0x10, 0x02, 0x11, 0x2c, 0x4b, 0x00, 0x00,
0x17, 0x03, 0x03, 0x3c, 0x8c, 0x87, 0xa0, 0x99, 0x23, 0x5b, 0x53, 0x4a, 0x12, 0x1b, 0xf8, 0xba, 0xe8, 0x83, 0xc2, 0x95, 0xda, 0xb8, 0xea, 0x5b, 0xdc, 0x84,
0x61, 0xa9, 0x86, 0x7e, 0x43, 0xc7, 0x31, 0x44, 0x6e, 0x11, 0xc1, 0x30, 0x21, 0x03, 0xb4, 0x21, 0x4a, 0xee, 0xc9, 0x2e, 0x14, 0xd2, 0x98, 0x63, 0x12, 0xfe,
0x79, 0x58, 0xb3, 0x18, 0xa6, 0x8d, 0x0c, 0x62, 0x67, 0x51, 0xef, 0x02, 0x5a, 0xa8, 0xb3, 0x82, 0x1f, 0xe4, 0x51, 0xba, 0xde, 0xee, 0x83, 0x9c, 0x4e, 0xac,
0x4d, 0xa2, 0xb7, 0x6a, 0x82, 0xe7, 0xbb, 0x00, 0xf7, 0x5a, 0xe7, 0x02, 0x71, 0x7e, 0x7d, 0x6f, 0xf2, 0xe5, 0x47, 0xd0, 0xba, 0x3c, 0x51, 0x09, 0x95, 0xcd,
0xf6, 0xc9, 0x8b, 0x6f, 0xb0, 0x39, 0x11, 0x0d, 0xe9, 0x0d, 0x4d, 0x29, 0xd4, 0xcb, 0x87, 0xba, 0x11, 0xfa, 0x0d, 0x0b, 0x82, 0x95, 0xa5, 0x84, 0x94, 0x48,
0xa2, 0xee, 0xa4, 0xb7, 0xb6, 0x76, 0x13, 0x4d, 0x18, 0x42, 0x91, 0x77, 0xad, 0x82, 0x38, 0xee, 0x34, 0x1c, 0xb7, 0xf6, 0x39, 0xdc, 0xa4, 0x23, 0xa1, 0x7c,
0xa5, 0x0b, 0x7e, 0x4c, 0x8b, 0x81, 0x31, 0x48, 0xea, 0xf4, 0x18, 0x37, 0x09, 0x0a, 0x53, 0x13, 0x05, 0x90, 0x26, 0x10, 0x69, 0xb2, 0xa3, 0x36, 0xbc, 0xa5,
0x83, 0xd8, 0x16, 0x77, 0x98, 0xc8, 0x21, 0x38, 0xd9, 0x88, 0x0c, 0xa7, 0x16, 0x97, 0x4e, 0x20, 0x6d, 0x68, 0xda, 0x1b, 0x3b, 0x4a, 0x62, 0xe0, 0x36, 0x0d,
0xbf, 0x30, 0x71, 0xb1, 0xe9, 0xbe, 0x47, 0x77, 0x99, 0xb9, 0xe6, 0x26, 0xab, 0x81, 0x2e, 0x46, 0xf1, 0x1b, 0x1e, 0xfb, 0xd7, 0x81, 0x60, 0x21, 0x4a, 0x71,
0x85, 0xf7, 0x9c, 0x9c, 0xd4, 0x1c, 0x52, 0xc4, 0x3d, 0x8d, 0x72, 0xf6, 0x7c, 0xd3, 0x58, 0x79, 0x0d, 0x78, 0xd7, 0x7c, 0x29, 0x2b, 0xc3, 0x96, 0x1d, 0xc7,
0x96, 0x50, 0x42, 0xd7, 0xda, 0xeb, 0x29, 0x8e, 0x2a, 0x72, 0x23, 0x57, 0x0f, 0x6f, 0x37, 0x35, 0xb2, 0x42, 0x76, 0x78, 0xbf, 0xbf, 0x8c, 0x3f, 0x31, 0xa2,
0x51, 0xec, 0x9e, 0x0d, 0xfd, 0xf2, 0xaf, 0x71, 0xa0, 0x4f, 0xa9, 0xf6, 0x19, 0xcf, 0x3e, 0x4b, 0xc8, 0xaa, 0x38, 0x06, 0xa1, 0x15, 0xde, 0xde, 0xef, 0x9b,
0x25, 0xa3, 0xcc, 0x47, 0xca, 0x29, 0x30, 0x65, 0x5f, 0xc1, 0x8b, 0x12, 0x63, 0x79, 0xcd, 0x57, 0x4d, 0x99, 0xc0, 0xcd, 0xbe, 0x62, 0xcb, 0xc3, 0xf2, 0x6b,
0x0b, 0x40, 0xc5, 0xee, 0x79, 0x0a, 0xa4, 0x75, 0x56, 0xe7, 0xe7, 0xf2, 0xfd, 0xe0, 0x72, 0x78, 0x04, 0xa2, 0x50, 0x31, 0x09, 0x8b, 0x57, 0xc3, 0x85, 0x4e,
0xc4, 0xae, 0xde, 0x8a, 0xfa, 0xf6, 0x31, 0x06, 0xd2, 0x07, 0x25, 0x40, 0xce, 0x0d, 0xfd, 0x26, 0x98, 0x41, 0xa3, 0xa9, 0xa2, 0x8d, 0x8b, 0x7f, 0x6d, 0x63,
0x87, 0x7e, 0x75, 0x2f, 0x78, 0xc9, 0xd5, 0x04, 0xb2, 0x4f, 0xc9, 0x94, 0xa7, 0x7f, 0xbc, 0x75, 0x7b, 0xb6, 0xfb, 0x2c, 0x46, 0xf6, 0xde, 0x36, 0x31, 0x2a,
0x32, 0x1d, 0x7f, 0x30, 0x9e, 0x4a, 0x84, 0x69, 0x66, 0xac, 0xef, 0xbe, 0xb3, 0x83, 0x8c, 0xb8, 0x30, 0xd2, 0x3f, 0xcf, 0xb5, 0xbb, 0x65, 0xaa, 0xe7, 0x6b,
0x74, 0x48, 0x2c, 0xb2, 0x72, 0x2b, 0x78, 0xaf, 0xd0, 0x71, 0x04, 0xa9, 0xb4, 0x65, 0xd9, 0xfc, 0x74, 0x23, 0xff, 0x89, 0xc1, 0x16, 0x23, 0xac, 0x59, 0x16,
0x89, 0x41, 0xc3, 0xdb, 0xdb, 0x5b, 0x9a, 0x3d, 0x08, 0xc4, 0x12, 0x28, 0xf8, 0x10, 0xa5, 0xad, 0xc6, 0x81, 0xc0, 0x61, 0x48, 0xba, 0x9d, 0xef, 0xc7, 0xf8,
0xad, 0x9a, 0xbd, 0x87, 0xfa, 0x7f, 0xa2, 0x4e, 0x4d, 0xe0, 0x19, 0xd5, 0x47, 0xc7, 0xd0, 0xfb, 0x00, 0x7b, 0xbf, 0x17, 0x80, 0xfe, 0xf5, 0x27, 0xec, 0x94,
0x44, 0x3d, 0x4a, 0x34, 0x49, 0x60, 0xb4, 0x8d, 0x71, 0x6d, 0x9c, 0xf4, 0x4c, 0x33, 0xa9, 0x49, 0x58, 0x58, 0x6f, 0xe1, 0xd1, 0x7d, 0x36, 0x51, 0xf4, 0xd8,
0x0d, 0x0b, 0xfc, 0xeb, 0xae, 0x58, 0x06, 0x08, 0xbf, 0x67, 0x07, 0x28, 0x7e, 0x68, 0x65, 0x79, 0x86, 0xfb, 0x43, 0x0f, 0x0a, 0xef, 0xd0, 0x97, 0x33, 0x10,
0x7a, 0x20, 0xe8, 0x22, 0xe5, 0xdc, 0x0c, 0xa2, 0xa5, 0x50, 0x1b, 0x08, 0x15, 0xc2, 0xec, 0xd2, 0x06, 0x25, 0xd0, 0x3b, 0xfd, 0xe3, 0xa2, 0x6f, 0x41, 0x15,
0x6d, 0x9f, 0x5f, 0xc4, 0x07, 0x5c, 0x99, 0x63, 0xd9, 0xd7, 0xdc, 0x90, 0xc9, 0x8f, 0x3a, 0x4b, 0x6a, 0x84, 0xe8, 0x3c, 0xc7, 0x71, 0x50, 0x71, 0x86, 0x71,
0x7d, 0x54, 0x84, 0x7b, 0xb7, 0xca, 0xd5, 0x42, 0xaf, 0x88, 0xa5, 0xae, 0xa4, 0x9c, 0xfd, 0x71, 0x71, 0x0f, 0x67, 0xaa, 0x1b, 0x61, 0xd7, 0xf4, 0x50, 0x21,
0x9d, 0x80, 0x6e, 0x54, 0xcd, 0xb6, 0xb9, 0x02, 0x3e, 0x59, 0x50, 0xff, 0xf2, 0xda, 0x21, 0x5c, 0x50, 0x6d, 0x64, 0x8c, 0x33, 0x75, 0x2a, 0xa4, 0x56, 0xb3,
0xa8, 0xdb, 0xba, 0xbe, 0x52, 0xd4, 0xe5, 0x29, 0x68, 0xe2, 0x6b, 0x94, 0x6b, 0xb3, 0x90, 0x63, 0x91, 0x1a, 0x95, 0xb5, 0xd7, 0x10, 0x1b, 0xd9, 0x93, 0x4f,
0x33, 0xb6, 0x6a, 0x4e, 0xcd, 0x40, 0x9d, 0x47, 0x76, 0x3e, 0x4b, 0xc7, 0x2f, 0x16, 0x96, 0x64, 0x9d, 0x4e, 0x8c, 0xfb, 0x0f, 0xd2, 0xec, 0x6c, 0xba, 0xf2,
0x9c, 0xca, 0xd2, 0x3e, 0x64, 0x37, 0x32, 0x20, 0xd7, 0x4c, 0xb0, 0xe7, 0xd3, 0x75, 0x51, 0x3a, 0x94, 0xc1, 0xdf, 0x1c, 0xb3, 0x10, 0xd5, 0x1e, 0xcf, 0x7c,
0xb7, 0xab, 0x4a, 0x93, 0xf0, 0x78, 0x58, 0x28, 0x63, 0x10, 0xee, 0xb0, 0xd6, 0x14, 0x81, 0x47, 0xeb, 0x2e, 0xc8, 0x6e, 0x33, 0x7e, 0xf3, 0x2d, 0xc8, 0xdb,
0x29, 0x0c, 0x80, 0xe4, 0x2f, 0x10, 0x07, 0x8e, 0x08, 0x86, 0x97, 0x1b, 0x39, 0x98, 0x39, 0x06, 0xb3, 0x85, 0x53, 0xb7, 0xbb, 0x65, 0x65, 0x85, 0x0e, 0x0a,
0x7d, 0x29, 0x3d, 0x3f, 0x52, 0xc2, 0x7b, 0x2b, 0x30, 0x94, 0x99, 0x6a, 0x4b, 0xad, 0xe9, 0xec, 0xcb, 0xcd, 0xae, 0x97, 0x45, 0x54, 0xd5, 0x00, 0x5e, 0xd8,
0xac, 0xeb, 0x99, 0xdc, 0x58, 0x0b, 0x01, 0xeb, 0x32, 0x22, 0xc4, 0xec, 0x4f, 0xd2, 0x15, 0x03, 0x30, 0x88, 0xc7, 0x28, 0xaf, 0x78, 0xf5, 0x38, 0x84, 0x3b,
0x3b, 0xe9, 0x29, 0x71, 0x50, 0xa3, 0x07, 0x49, 0x3b, 0xc6, 0x97, 0xc6, 0xf9, 0x53, 0x95, 0x51, 0x65, 0x7e, 0xd7, 0xd4, 0xe8, 0x76, 0x6a, 0x6d, 0x37, 0x6b,
0xa5, 0x59, 0xaa, 0x14, 0x18, 0x8c, 0x8d, 0x65, 0x78, 0x67, 0xfb, 0x60, 0x56, 0xab, 0x04, 0xa0, 0xc2, 0x93, 0x46, 0xf1, 0x2b, 0x0d, 0x3b, 0x38, 0x62, 0x62,
0x5e, 0xc8, 0x30, 0xf9, 0x45, 0x28, 0x6f, 0xa1, 0xb1, 0x88, 0xf1, 0x2b, 0x3b, 0xf8, 0xae, 0x91, 0x52, 0xc3, 0x72, 0x86, 0xe4, 0xec, 0xc3, 0x54, 0x86, 0xbf,
0x8f, 0x33, 0xb1, 0x0f, 0x42, 0xc5, 0x9c, 0xb8, 0xc2, 0x67, 0x8b, 0xac, 0x78, 0xd7, 0x63, 0xab, 0x05, 0xc6, 0x6c, 0x37, 0xa1, 0x28, 0xef, 0x95, 0xc9, 0xf5,
0x12, 0x38, 0x54, 0x34, 0x2e, 0x03, 0x6a, 0xaa, 0xa9, 0x97, 0x72, 0x22, 0x9f, 0x20, 0xec, 0x9e, 0x29, 0x09, 0xd8, 0x38, 0xd1, 0x86, 0x82, 0x99, 0xbd, 0x2a,
0x03, 0xe9, 0x3d, 0xbd, 0xea, 0xc5, 0x8b, 0xb0, 0x4c, 0x8b, 0x7e, 0x78, 0x08, 0xef, 0x39, 0xa8, 0xb4, 0x47, 0xce, 0x44, 0xc3, 0x3f, 0x52, 0xe4, 0xbd, 0x9e,
0xf6, 0xed, 0x6f, 0x6c, 0x05, 0x19, 0xa6, 0x0a, 0x1e, 0x48, 0xe3, 0x9b, 0x91, 0x61, 0xef, 0xf5, 0x91, 0x39, 0x70, 0x44, 0x1c, 0x08, 0x2e, 0x2c, 0x6c, 0x27,
0xb9, 0x0e, 0xcc, 0x74, 0x69, 0xa5, 0xf8, 0x19, 0xd6, 0xbf, 0x57, 0x6c, 0x9a, 0x91, 0x74, 0xfd, 0xc2, 0x31, 0x32, 0x12, 0x06, 0xa3, 0x69, 0x71, 0xda, 0x40,
0xa1, 0xf3, 0xb5, 0x9a, 0x43, 0xcc, 0xb4, 0x3c, 0x16, 0x40, 0x65, 0x2b, 0x02, 0xac, 0x5c, 0xae, 0xd6, 0x34, 0x34, 0xe3, 0x69, 0x76, 0x2c, 0xa8, 0xdd, 0x04,
0x92, 0xa6, 0x7a, 0xc0, 0x87, 0x70, 0x8b, 0x85, 0xba, 0x5d, 0xbb, 0x62, 0x70, 0xcc, 0x1f, 0x21, 0x2c, 0x7e, 0xc3, 0x77, 0xcf, 0x23, 0x22, 0xf4, 0x16, 0x8e,
0xf1, 0x3d, 0xdc, 0x33, 0x99, 0x5e, 0xaa, 0xa2, 0x50, 0x68, 0xde, 0x03, 0x44, 0xbb, 0xc7, 0x16, 0x2a, 0xf2, 0x08, 0xeb, 0x3d, 0x12, 0x6d, 0xcb, 0x2a, 0xaf,
0xb4, 0x79, 0xdb, 0x74, 0x5e, 0x54, 0x89, 0x73, 0x0c, 0x48, 0x9c, 0x03, 0x33, 0xd2, 0x92, 0x22, 0xdb, 0x3a, 0xa0, 0x8c, 0xe2, 0x30, 0x6f, 0x39, 0xe4, 0xa9,
0x24, 0x04, 0xbb, 0x85, 0x7d, 0x62, 0xc5, 0xa9, 0x98, 0x92, 0xef, 0xc6, 0xc8, 0xd1, 0x81, 0xad, 0x95, 0x40, 0x27, 0x09, 0xc7, 0x43, 0xcd, 0xb6, 0x94, 0xfc,
0x1c, 0x7d, 0x1c, 0xd3, 0x47, 0xfe, 0x62, 0x9c, 0xfa, 0xeb, 0xfc, 0x02, 0x2e, 0x48, 0x62, 0xcf, 0x63, 0xdb, 0x63, 0xd9, 0x21, 0x86, 0xe8, 0x96, 0x54, 0xeb,
0x6a, 0xa8, 0x78, 0x3c, 0x5b, 0xb6, 0xde, 0xa9, 0x04, 0x48, 0x63, 0xb2, 0x10, 0x02, 0x6a, 0x7f, 0x6d, 0xc8, 0x04, 0xdd, 0x99, 0x25, 0x08, 0xff, 0x80, 0x11,
0x53, 0xfb, 0x7a, 0x07, 0x39, 0xd9, 0x97, 0xca, 0xf0, 0xa7, 0x46, 0x9c, 0xc2, 0xae, 0x2e, 0x05, 0x62, 0xa0, 0xd5, 0x5d, 0x17, 0x0e, 0x5c, 0x7e, 0x9a, 0xb2,
0xb7, 0x9d, 0xd4, 0x4f, 0xe3, 0xac, 0x64, 0xdb, 0x6f, 0x1d, 0xdf, 0xd8, 0x41, 0xd7, 0xd9, 0x50, 0x55, 0x30, 0xeb, 0x4b, 0x19, 0xce, 0x78, 0x1f, 0xa8, 0x1e,
0x87, 0x9c, 0x8f, 0x93, 0x97, 0xd4, 0xa2, 0x28, 0x2c, 0x79, 0x22, 0xc8};
#if 1
TEST(PACKET_UTILS, UDP_AND_TCP)
{
struct packet handler;
packet_parse(&handler, (const char *)data5, sizeof(data5));
// IP
EXPECT_TRUE(paket_is_fragment(&handler) == false);
// TCP
EXPECT_TRUE(packet_has_tcp(&handler) == true);
EXPECT_TRUE(packet_get_tcp_sport(&handler) == 443);
EXPECT_TRUE(packet_get_tcp_dport(&handler) == 46582);
EXPECT_TRUE(packet_get_tcp_seq(&handler) == 2198097831);
EXPECT_TRUE(packet_get_tcp_ack(&handler) == 2264498872);
EXPECT_TRUE(packet_get_tcp_flags(&handler) == 0x10);
EXPECT_TRUE(packet_has_tcp_flag_urg(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_ack(&handler) == true);
EXPECT_TRUE(packet_has_tcp_flag_psh(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_rst(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_syn(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_fin(&handler) == false);
// UDP
EXPECT_TRUE(packet_has_udp(&handler) == true);
EXPECT_TRUE(packet_get_inner_udp_sport(&handler) == 2152);
EXPECT_TRUE(packet_get_inner_udp_dport(&handler) == 2152);
EXPECT_TRUE(packet_get_outer_udp_sport(&handler) == 2152);
EXPECT_TRUE(packet_get_outer_udp_dport(&handler) == 2152);
}
#endif
#if 1
TEST(PACKET_UTILS, PACKET_DUP)
{
struct packet handler;
packet_parse(&handler, (const char *)data5, sizeof(data5));
// IP
EXPECT_TRUE(paket_is_fragment(&handler) == false);
// TCP
EXPECT_TRUE(packet_has_tcp(&handler) == true);
EXPECT_TRUE(packet_get_tcp_sport(&handler) == 443);
EXPECT_TRUE(packet_get_tcp_dport(&handler) == 46582);
EXPECT_TRUE(packet_get_tcp_seq(&handler) == 2198097831);
EXPECT_TRUE(packet_get_tcp_ack(&handler) == 2264498872);
EXPECT_TRUE(packet_get_tcp_flags(&handler) == 0x10);
EXPECT_TRUE(packet_has_tcp_flag_urg(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_ack(&handler) == true);
EXPECT_TRUE(packet_has_tcp_flag_psh(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_rst(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_syn(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_fin(&handler) == false);
// UDP
EXPECT_TRUE(packet_has_udp(&handler) == true);
EXPECT_TRUE(packet_get_inner_udp_sport(&handler) == 2152);
EXPECT_TRUE(packet_get_inner_udp_dport(&handler) == 2152);
EXPECT_TRUE(packet_get_outer_udp_sport(&handler) == 2152);
EXPECT_TRUE(packet_get_outer_udp_dport(&handler) == 2152);
struct packet *dup = packet_dup(&handler);
// IP
EXPECT_TRUE(paket_is_fragment(&handler) == false);
// TCP
EXPECT_TRUE(packet_has_tcp(&handler) == true);
EXPECT_TRUE(packet_get_tcp_sport(&handler) == 443);
EXPECT_TRUE(packet_get_tcp_dport(&handler) == 46582);
EXPECT_TRUE(packet_get_tcp_seq(&handler) == 2198097831);
EXPECT_TRUE(packet_get_tcp_ack(&handler) == 2264498872);
EXPECT_TRUE(packet_get_tcp_flags(&handler) == 0x10);
EXPECT_TRUE(packet_has_tcp_flag_urg(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_ack(&handler) == true);
EXPECT_TRUE(packet_has_tcp_flag_psh(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_rst(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_syn(&handler) == false);
EXPECT_TRUE(packet_has_tcp_flag_fin(&handler) == false);
// UDP
EXPECT_TRUE(packet_has_udp(&handler) == true);
EXPECT_TRUE(packet_get_inner_udp_sport(&handler) == 2152);
EXPECT_TRUE(packet_get_inner_udp_dport(&handler) == 2152);
EXPECT_TRUE(packet_get_outer_udp_sport(&handler) == 2152);
EXPECT_TRUE(packet_get_outer_udp_dport(&handler) == 2152);
EXPECT_TRUE(dup != NULL);
EXPECT_TRUE(paket_is_fragment(dup) == false);
packet_free(dup);
}
#endif

103
src/packet/test/gtest_tcp_helpers.cpp Normal file
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#include <gtest/gtest.h>
#include "tcp_helpers.h"
/*
* Transmission Control Protocol, Src Port: 55555, Dst Port: 40856, Seq: 0, Ack: 1, Len: 0
* Source Port: 55555
* Destination Port: 40856
* [Stream index: 0]
* [Conversation completeness: Complete, WITH_DATA (31)]
* [TCP Segment Len: 0]
* Sequence Number: 0 (relative sequence number)
* Sequence Number (raw): 3965699644
* [Next Sequence Number: 1 (relative sequence number)]
* Acknowledgment Number: 1 (relative ack number)
* Acknowledgment number (raw): 991053714
* 1010 .... = Header Length: 40 bytes (10)
* Flags: 0x012 (SYN, ACK)
* 000. .... .... = Reserved: Not set
* ...0 .... .... = Accurate ECN: Not set
* .... 0... .... = Congestion Window Reduced: Not set
* .... .0.. .... = ECN-Echo: Not set
* .... ..0. .... = Urgent: Not set
* .... ...1 .... = Acknowledgment: Set
* .... .... 0... = Push: Not set
* .... .... .0.. = Reset: Not set
* .... .... ..1. = Syn: Set
* [Expert Info (Chat/Sequence): Connection establish acknowledge (SYN+ACK): server port 55555]
* [Connection establish acknowledge (SYN+ACK): server port 55555]
* [Severity level: Chat]
* [Group: Sequence]
* .... .... ...0 = Fin: Not set
* [TCP Flags: ·······A··S·]
* Window: 43690
* [Calculated window size: 43690]
* Checksum: 0xfe30 incorrect, should be 0x65c9(maybe caused by "TCP checksum offload"?)
* [Expert Info (Error/Checksum): Bad checksum [should be 0x65c9]]
* [Bad checksum [should be 0x65c9]]
* [Severity level: Error]
* [Group: Checksum]
* [Checksum Status: Bad]
* [Calculated Checksum: 0x65c9]
* Urgent Pointer: 0
* Options: (20 bytes), Maximum segment size, SACK permitted, Timestamps, No-Operation (NOP), Window scale
* TCP Option - Maximum segment size: 65495 bytes
* Kind: Maximum Segment Size (2)
* Length: 4
* MSS Value: 65495
* TCP Option - SACK permitted
* Kind: SACK Permitted (4)
* Length: 2
* TCP Option - Timestamps
* Kind: Time Stamp Option (8)
* Length: 10
* Timestamp value: 2767168460: TSval 2767168460, TSecr 2767168460
* Timestamp echo reply: 2767168460
* TCP Option - No-Operation (NOP)
* Kind: No-Operation (1)
* TCP Option - Window scale: 7 (multiply by 128)
* Kind: Window Scale (3)
* Length: 3
* Shift count: 7
* [Multiplier: 128]
* [Timestamps]
* [Time since first frame in this TCP stream: 475471172.552028000 seconds]
* [Time since previous frame in this TCP stream: 475471172.552028000 seconds]
* [SEQ/ACK analysis]
* [This is an ACK to the segment in frame: 1]
* [The RTT to ACK the segment was: 475471172.552028000 seconds]
* [iRTT: 0.000039000 seconds]
*/
unsigned char data[] = {
0xd9, 0x03, 0x9f, 0x98, 0xec, 0x5f, 0xc6, 0x3c, 0x3b, 0x12, 0x47, 0x92, 0xa0, 0x12, 0xaa, 0xaa, 0xfe, 0x30, 0x00, 0x00, 0x02, 0x04, 0xff, 0xd7, 0x04, 0x02,
0x08, 0x0a, 0xa4, 0xef, 0xa3, 0xcc, 0xa4, 0xef, 0xa3, 0xcc, 0x01, 0x03, 0x03, 0x07};
TEST(TCP_HELPERS, GET)
{
const struct tcphdr *hdr = (struct tcphdr *)data;
EXPECT_TRUE(tcp_hdr_get_sport(hdr) == 55555);
EXPECT_TRUE(tcp_hdr_get_dport(hdr) == 40856);
EXPECT_TRUE(tcp_hdr_get_seq(hdr) == 3965699644);
EXPECT_TRUE(tcp_hdr_get_ack(hdr) == 991053714);
EXPECT_TRUE(tcp_hdr_get_doff(hdr) == 40);
EXPECT_TRUE(tcp_hdr_get_flags(hdr) == 0x012);
EXPECT_TRUE(tcp_hdr_has_flag_urg(hdr) == false);
EXPECT_TRUE(tcp_hdr_has_flag_ack(hdr) == true);
EXPECT_TRUE(tcp_hdr_has_flag_psh(hdr) == false);
EXPECT_TRUE(tcp_hdr_has_flag_rst(hdr) == false);
EXPECT_TRUE(tcp_hdr_has_flag_syn(hdr) == true);
EXPECT_TRUE(tcp_hdr_has_flag_fin(hdr) == false);
EXPECT_TRUE(tcp_hdr_get_window(hdr) == 43690);
EXPECT_TRUE(tcp_hdr_get_checksum(hdr) == 0xfe30);
EXPECT_TRUE(tcp_hdr_get_urg_ptr(hdr) == 0);
EXPECT_TRUE(tcp_hdr_get_opt_len(hdr) == 20);
EXPECT_TRUE(tcp_hdr_get_opt_ptr(hdr) == data + 20);
}
int main(int argc, char **argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}

30
src/packet/test/gtest_udp_helpers.cpp Normal file
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#include <gtest/gtest.h>
#include "udp_helpers.h"
/*
* User Datagram Protocol, Src Port: 4001, Dst Port: 8000
* Source Port: 4001
* Destination Port: 8000
* Length: 155
* Checksum: 0x1e1e [correct]
* [Calculated Checksum: 0x1e1e]
* [Checksum Status: Good]
*/
unsigned char data[] = {0x0f, 0xa1, 0x1f, 0x40, 0x00, 0x9b, 0x1e, 0x1e};
TEST(UDP_HELPERS, GET)
{
const struct udphdr *hdr = (struct udphdr *)data;
EXPECT_TRUE(udp_hdr_get_sport(hdr) == 4001);
EXPECT_TRUE(udp_hdr_get_dport(hdr) == 8000);
EXPECT_TRUE(udp_hdr_get_len(hdr) == 155);
EXPECT_TRUE(udp_hdr_get_checksum(hdr) == 0x1e1e);
}
int main(int argc, char **argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}