diff options
Diffstat (limited to 'tests/test_summarize.cpp')
| -rw-r--r-- | tests/test_summarize.cpp | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/test_summarize.cpp b/tests/test_summarize.cpp index d7b223a..9eef454 100644 --- a/tests/test_summarize.cpp +++ b/tests/test_summarize.cpp @@ -186,6 +186,28 @@ TEST_CASE("summarize_packet decodes an ARP request end to end") { "ARP who-has 10.0.0.2 tell 10.0.0.1 (aa:bb:cc:dd:ee:ff)"); } +TEST_CASE("summarize_packet decodes IGMP directly on IP (not through a TCP/UDP port)") { + std::vector<unsigned char> igmp = {0x16, 0x00, 0x00, 0x00, 239, 255, 255, 250}; // v2 report + + std::vector<unsigned char> ip(20, 0); + ip[0] = 0x45; + ip[8] = 1; + ip[9] = packeteer::net::kProtoIgmp; + ip[12] = 10; ip[13] = 0; ip[14] = 0; ip[15] = 1; + ip[16] = 239; ip[17] = 255; ip[18] = 255; ip[19] = 250; + + std::vector<unsigned char> eth = { + 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF, 0x08, 0x00, + }; + + std::vector<unsigned char> frame = eth; + frame.insert(frame.end(), ip.begin(), ip.end()); + frame.insert(frame.end(), igmp.begin(), igmp.end()); + + auto line = packeteer::summarize_packet(frame, DLT_EN10MB); + CHECK(line.find("IGMP V2 Membership Report group=239.255.255.250") != std::string::npos); +} + TEST_CASE("summarize_packet unwraps a VLAN tag to reach the real ARP payload underneath") { std::vector<unsigned char> bytes = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF, |