/* -*- mode: c; c-file-style: "openbsd" -*- */ /* * Copyright (c) 2015 Vincent Bernat * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include #include #include #include #include #include "common.h" char filenameprefix[] = "cdp_send"; #ifdef ENABLE_CDP START_TEST(test_send_cdpv1) { int n; /* Packet we should build: IEEE 802.3 Ethernet Destination: CDP/VTP/DTP/PAgP/UDLD (01:00:0c:cc:cc:cc) Source: 5e:10:8e:e7:84:ad (5e:10:8e:e7:84:ad) Length: 106 Logical-Link Control DSAP: SNAP (0xaa) IG Bit: Individual SSAP: SNAP (0xaa) CR Bit: Command Control field: U, func=UI (0x03) 000. 00.. = Command: Unnumbered Information (0x00) .... ..11 = Frame type: Unnumbered frame (0x03) Organization Code: Cisco (0x00000c) PID: CDP (0x2000) Cisco Discovery Protocol Version: 1 TTL: 180 seconds Checksum: 0x3af7 [correct] [Good: True] [Bad : False] Device ID: First chassis Type: Device ID (0x0001) Length: 17 Device ID: First chassis Addresses Type: Addresses (0x0002) Length: 17 Number of addresses: 1 IP address: 172.17.142.37 Protocol type: NLPID Protocol length: 1 Protocol: IP Address length: 4 IP address: 172.17.142.37 Port ID: FastEthernet 1/5 Type: Port ID (0x0003) Length: 20 Sent through Interface: FastEthernet 1/5 Capabilities Type: Capabilities (0x0004) Length: 8 Capabilities: 0x00000011 .... .... .... .... .... .... .... ...1 = Is a Router .... .... .... .... .... .... .... ..0. = Not a Transparent Bridge .... .... .... .... .... .... .... .0.. = Not a Source Route Bridge .... .... .... .... .... .... .... 0... = Not a Switch .... .... .... .... .... .... ...1 .... = Is a Host .... .... .... .... .... .... ..0. .... = Not IGMP capable .... .... .... .... .... .... .0.. .... = Not a Repeater Software Version Type: Software version (0x0005) Length: 23 Software Version: Chassis description Platform: Linux Type: Platform (0x0006) Length: 9 Platform: Linux */ char pkt1[] = { 0x01, 0x00, 0x0c, 0xcc, 0xcc, 0xcc, 0x5e, 0x10, 0x8e, 0xe7, 0x84, 0xad, 0x00, 0x6a, 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x0c, 0x20, 0x00, 0x01, 0xb4, 0x3a, 0xf7, 0x00, 0x01, 0x00, 0x11, 0x46, 0x69, 0x72, 0x73, 0x74, 0x20, 0x63, 0x68, 0x61, 0x73, 0x73, 0x69, 0x73, 0x00, 0x02, 0x00, 0x11, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0xcc, 0x00, 0x04, 0xac, 0x11, 0x8e, 0x25, 0x00, 0x03, 0x00, 0x14, 0x46, 0x61, 0x73, 0x74, 0x45, 0x74, 0x68, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x20, 0x31, 0x2f, 0x35, 0x00, 0x04, 0x00, 0x08, 0x00, 0x00, 0x00, 0x11, 0x00, 0x05, 0x00, 0x17, 0x43, 0x68, 0x61, 0x73, 0x73, 0x69, 0x73, 0x20, 0x64, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x00, 0x06, 0x00, 0x09, 0x4c, 0x69, 0x6e, 0x75, 0x78 }; struct packet *pkt; in_addr_t addr; struct lldpd_mgmt *mgmt; struct lldpd cfg = { .g_config = { .c_ttl = 180, .c_platform = "Linux" } }; /* Populate port and chassis */ hardware.h_lport.p_id_subtype = LLDP_PORTID_SUBTYPE_IFNAME; hardware.h_lport.p_id = "Not used"; hardware.h_lport.p_id_len = strlen(hardware.h_lport.p_id); hardware.h_lport.p_descr = "FastEthernet 1/5"; chassis.c_id_subtype = LLDP_CHASSISID_SUBTYPE_LLADDR; chassis.c_id = macaddress; chassis.c_id_len = ETHER_ADDR_LEN; chassis.c_name = "First chassis"; chassis.c_descr = "Chassis description"; chassis.c_cap_available = chassis.c_cap_enabled = LLDP_CAP_ROUTER; TAILQ_INIT(&chassis.c_mgmt); addr = inet_addr("172.17.142.37"); mgmt = lldpd_alloc_mgmt(LLDPD_AF_IPV4, &addr, sizeof(in_addr_t), 0); if (mgmt == NULL) ck_abort(); TAILQ_INSERT_TAIL(&chassis.c_mgmt, mgmt, m_entries); /* Build packet */ n = cdpv1_send(&cfg, &hardware); if (n != 0) { fail("unable to build packet"); return; } if (TAILQ_EMPTY(&pkts)) { fail("no packets sent"); return; } pkt = TAILQ_FIRST(&pkts); ck_assert_int_eq(pkt->size, sizeof(pkt1)); fail_unless(memcmp(pkt->data, pkt1, sizeof(pkt1)) == 0); fail_unless(TAILQ_NEXT(pkt, next) == NULL, "more than one packet sent"); } END_TEST START_TEST(test_send_cdpv2) { int n; /* Packet we should build: IEEE 802.3 Ethernet Destination: CDP/VTP/DTP/PAgP/UDLD (01:00:0c:cc:cc:cc) Source: 5e:10:8e:e7:84:ad (5e:10:8e:e7:84:ad) the factory default) Length: 111 Logical-Link Control DSAP: SNAP (0xaa) IG Bit: Individual SSAP: SNAP (0xaa) CR Bit: Command Control field: U, func=UI (0x03) 000. 00.. = Command: Unnumbered Information (0x00) .... ..11 = Frame type: Unnumbered frame (0x03) Organization Code: Cisco (0x00000c) PID: CDP (0x2000) Cisco Discovery Protocol Version: 2 TTL: 180 seconds Checksum: 0x5926 [correct] [Good: True] [Bad : False] Device ID: Second chassis Type: Device ID (0x0001) Length: 18 Device ID: Second chassis Addresses Type: Addresses (0x0002) Length: 26 Number of addresses: 2 IP address: 172.17.142.36 Protocol type: NLPID Protocol length: 1 Protocol: IP Address length: 4 IP address: 172.17.142.36 IP address: 172.17.142.38 Protocol type: NLPID Protocol length: 1 Protocol: IP Address length: 4 IP address: 172.17.142.38 Port ID: Gigabit Ethernet 5/8 Type: Port ID (0x0003) Length: 24 Sent through Interface: Gigabit Ethernet 5/8 Capabilities Type: Capabilities (0x0004) Length: 8 Capabilities: 0x00000019 .... .... .... .... .... .... .... ...1 = Is a Router .... .... .... .... .... .... .... ..0. = Not a Transparent Bridge .... .... .... .... .... .... .... .0.. = Not a Source Route Bridge .... .... .... .... .... .... .... 1... = Is a Switch .... .... .... .... .... .... ...1 .... = Is a Host .... .... .... .... .... .... ..0. .... = Not IGMP capable .... .... .... .... .... .... .0.. .... = Not a Repeater Software Version Type: Software version (0x0005) Length: 23 Software Version: Chassis description Platform: Linux Type: Platform (0x0006) Length: 9 Platform: Linux */ char pkt1[] = { 0x01, 0x00, 0x0c, 0xcc, 0xcc, 0xcc, 0x5e, 0x10, 0x8e, 0xe7, 0x84, 0xad, 0x00, 0x78, 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x0c, 0x20, 0x00, 0x02, 0xb4, 0xc8, 0x67, 0x00, 0x01, 0x00, 0x12, 0x53, 0x65, 0x63, 0x6f, 0x6e, 0x64, 0x20, 0x63, 0x68, 0x61, 0x73, 0x73, 0x69, 0x73, 0x00, 0x02, 0x00, 0x1a, 0x00, 0x00, 0x00, 0x02, 0x01, 0x01, 0xcc, 0x00, 0x04, 0xac, 0x11, 0x8e, 0x24, 0x01, 0x01, 0xcc, 0x00, 0x04, 0xac, 0x11, 0x8e, 0x26, 0x00, 0x03, 0x00, 0x18, 0x47, 0x69, 0x67, 0x61, 0x62, 0x69, 0x74, 0x20, 0x45, 0x74, 0x68, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x20, 0x35, 0x2f, 0x38, 0x00, 0x04, 0x00, 0x08, 0x00, 0x00, 0x00, 0x19, 0x00, 0x05, 0x00, 0x17, 0x43, 0x68, 0x61, 0x73, 0x73, 0x69, 0x73, 0x20, 0x64, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x00, 0x06, 0x00, 0x09, 0x4c, 0x69, 0x6e, 0x75, 0x78 }; struct packet *pkt; in_addr_t addr1; in_addr_t addr2; struct lldpd_mgmt *mgmt1; struct lldpd_mgmt *mgmt2; struct lldpd cfg = { .g_config = { .c_ttl = 180, .c_platform = "Linux" } }; /* Populate port and chassis */ hardware.h_lport.p_id_subtype = LLDP_PORTID_SUBTYPE_LLADDR; hardware.h_lport.p_id = macaddress; hardware.h_lport.p_id_len = ETHER_ADDR_LEN; hardware.h_lport.p_descr = "Gigabit Ethernet 5/8"; chassis.c_id_subtype = LLDP_CHASSISID_SUBTYPE_LLADDR; chassis.c_id = macaddress; chassis.c_id_len = ETHER_ADDR_LEN; chassis.c_name = "Second chassis"; chassis.c_descr = "Chassis description"; chassis.c_cap_available = chassis.c_cap_enabled = LLDP_CAP_ROUTER | LLDP_CAP_BRIDGE; TAILQ_INIT(&chassis.c_mgmt); addr1 = inet_addr("172.17.142.36"); addr2 = inet_addr("172.17.142.38"); mgmt1 = lldpd_alloc_mgmt(LLDPD_AF_IPV4, &addr1, sizeof(in_addr_t), 0); mgmt2 = lldpd_alloc_mgmt(LLDPD_AF_IPV4, &addr2, sizeof(in_addr_t), 0); if (mgmt1 == NULL || mgmt2 == NULL) ck_abort(); TAILQ_INSERT_TAIL(&chassis.c_mgmt, mgmt1, m_entries); TAILQ_INSERT_TAIL(&chassis.c_mgmt, mgmt2, m_entries); /* Build packet */ n = cdpv2_send(&cfg, &hardware); if (n != 0) { fail("unable to build packet"); return; } if (TAILQ_EMPTY(&pkts)) { fail("no packets sent"); return; } pkt = TAILQ_FIRST(&pkts); ck_assert_int_eq(pkt->size, sizeof(pkt1)); fail_unless(memcmp(pkt->data, pkt1, sizeof(pkt1)) == 0); fail_unless(TAILQ_NEXT(pkt, next) == NULL, "more than one packet sent"); } END_TEST START_TEST(test_recv_cdpv1) { char pkt1[] = { 0x01, 0x00, 0x0c, 0xcc, 0xcc, 0xcc, 0x00, 0xe0, 0x1e, 0xd5, 0xd5, 0x15, 0x01, 0x1e, 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x0c, 0x20, 0x00, 0x01, 0xb4, 0xdf, 0xf0, 0x00, 0x01, 0x00, 0x06, 0x52, 0x31, 0x00, 0x02, 0x00, 0x11, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0xcc, 0x00, 0x04, 0xc0, 0xa8, 0x0a, 0x01, 0x00, 0x03, 0x00, 0x0d, 0x45, 0x74, 0x68, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x30, 0x00, 0x04, 0x00, 0x08, 0x00, 0x00, 0x00, 0x11, 0x00, 0x05, 0x00, 0xd8, 0x43, 0x69, 0x73, 0x63, 0x6f, 0x20, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x77, 0x6f, 0x72, 0x6b, 0x20, 0x4f, 0x70, 0x65, 0x72, 0x61, 0x74, 0x69, 0x6e, 0x67, 0x20, 0x53, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x20, 0x53, 0x6f, 0x66, 0x74, 0x77, 0x61, 0x72, 0x65, 0x20, 0x0a, 0x49, 0x4f, 0x53, 0x20, 0x28, 0x74, 0x6d, 0x29, 0x20, 0x31, 0x36, 0x30, 0x30, 0x20, 0x53, 0x6f, 0x66, 0x74, 0x77, 0x61, 0x72, 0x65, 0x20, 0x28, 0x43, 0x31, 0x36, 0x30, 0x30, 0x2d, 0x4e, 0x59, 0x2d, 0x4c, 0x29, 0x2c, 0x20, 0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x20, 0x31, 0x31, 0x2e, 0x32, 0x28, 0x31, 0x32, 0x29, 0x50, 0x2c, 0x20, 0x52, 0x45, 0x4c, 0x45, 0x41, 0x53, 0x45, 0x20, 0x53, 0x4f, 0x46, 0x54, 0x57, 0x41, 0x52, 0x45, 0x20, 0x28, 0x66, 0x63, 0x31, 0x29, 0x0a, 0x43, 0x6f, 0x70, 0x79, 0x72, 0x69, 0x67, 0x68, 0x74, 0x20, 0x28, 0x63, 0x29, 0x20, 0x31, 0x39, 0x38, 0x36, 0x2d, 0x31, 0x39, 0x39, 0x38, 0x20, 0x62, 0x79, 0x20, 0x63, 0x69, 0x73, 0x63, 0x6f, 0x20, 0x53, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x73, 0x2c, 0x20, 0x49, 0x6e, 0x63, 0x2e, 0x0a, 0x43, 0x6f, 0x6d, 0x70, 0x69, 0x6c, 0x65, 0x64, 0x20, 0x54, 0x75, 0x65, 0x20, 0x30, 0x33, 0x2d, 0x4d, 0x61, 0x72, 0x2d, 0x39, 0x38, 0x20, 0x30, 0x36, 0x3a, 0x33, 0x33, 0x20, 0x62, 0x79, 0x20, 0x64, 0x73, 0x63, 0x68, 0x77, 0x61, 0x72, 0x74, 0x00, 0x06, 0x00, 0x0e, 0x63, 0x69, 0x73, 0x63, 0x6f, 0x20, 0x31, 0x36, 0x30, 0x31 }; /* This is: IEEE 802.3 Ethernet Destination: CDP/VTP/DTP/PAgP/UDLD (01:00:0c:cc:cc:cc) Source: Cisco_d5:d5:15 (00:e0:1e:d5:d5:15) Length: 286 Logical-Link Control DSAP: SNAP (0xaa) IG Bit: Individual SSAP: SNAP (0xaa) CR Bit: Command Control field: U, func=UI (0x03) 000. 00.. = Command: Unnumbered Information (0x00) .... ..11 = Frame type: Unnumbered frame (0x03) Organization Code: Cisco (0x00000c) PID: CDP (0x2000) Cisco Discovery Protocol Version: 1 TTL: 180 seconds Checksum: 0xdff0 [correct] [Good: True] [Bad : False] Device ID: R1 Type: Device ID (0x0001) Length: 6 Device ID: R1 Addresses Type: Addresses (0x0002) Length: 17 Number of addresses: 1 IP address: 192.168.10.1 Protocol type: NLPID Protocol length: 1 Protocol: IP Address length: 4 IP address: 192.168.10.1 Port ID: Ethernet0 Type: Port ID (0x0003) Length: 13 Sent through Interface: Ethernet0 Capabilities Type: Capabilities (0x0004) Length: 8 Capabilities: 0x00000011 .... .... .... .... .... .... .... ...1 = Is a Router .... .... .... .... .... .... .... ..0. = Not a Transparent Bridge .... .... .... .... .... .... .... .0.. = Not a Source Route Bridge .... .... .... .... .... .... .... 0... = Not a Switch .... .... .... .... .... .... ...1 .... = Is a Host .... .... .... .... .... .... ..0. .... = Not IGMP capable .... .... .... .... .... .... .0.. .... = Not a Repeater Software Version Type: Software version (0x0005) Length: 216 Software Version: Cisco Internetwork Operating System Software IOS (tm) 1600 Software (C1600-NY-L), Version 11.2(12)P, RELEASE SOFTWARE (fc1) Copyright (c) 1986-1998 by cisco Systems, Inc. Compiled Tue 03-Mar-98 06:33 by dschwart Platform: cisco 1601 Type: Platform (0x0006) Length: 14 Platform: cisco 1601 */ struct lldpd_chassis *nchassis = NULL; struct lldpd_port *nport = NULL; fail_unless(cdpv1_guess(pkt1, sizeof(pkt1))); fail_unless( cdp_decode(NULL, pkt1, sizeof(pkt1), &hardware, &nchassis, &nport) != -1); if (!nchassis || !nport) { fail("unable to decode packet"); return; } ck_assert_int_eq(nchassis->c_id_subtype, LLDP_CHASSISID_SUBTYPE_LOCAL); ck_assert_int_eq(nchassis->c_id_len, 2); fail_unless(memcmp(nchassis->c_id, "R1", 2) == 0); ck_assert_str_eq(nchassis->c_name, "R1"); ck_assert_int_eq(TAILQ_FIRST(&nchassis->c_mgmt)->m_addr.inet.s_addr, (u_int32_t)inet_addr("192.168.10.1")); ck_assert_int_eq(TAILQ_FIRST(&nchassis->c_mgmt)->m_iface, 0); ck_assert_int_eq(nport->p_id_subtype, LLDP_PORTID_SUBTYPE_IFNAME); ck_assert_int_eq(nport->p_id_len, strlen("Ethernet0")); fail_unless(memcmp(nport->p_id, "Ethernet0", strlen("Ethernet0")) == 0); ck_assert_str_eq(nport->p_descr, "Ethernet0"); ck_assert_int_eq(nchassis->c_cap_enabled, LLDP_CAP_ROUTER); ck_assert_str_eq(nchassis->c_descr, "cisco 1601 running on\n" "Cisco Internetwork Operating System Software \n" "IOS (tm) 1600 Software (C1600-NY-L), Version 11.2(12)P, RELEASE SOFTWARE (fc1)\n" "Copyright (c) 1986-1998 by cisco Systems, Inc.\n" "Compiled Tue 03-Mar-98 06:33 by dschwart"); } END_TEST START_TEST(test_recv_cdpv2) { char pkt1[] = { 0x01, 0x00, 0x0c, 0xcc, 0xcc, 0xcc, 0xca, 0x00, 0x68, 0x46, 0x00, 0x00, 0x01, 0x30, 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x0c, 0x20, 0x00, 0x02, 0xb4, 0x54, 0x27, 0x00, 0x01, 0x00, 0x0f, 0x72, 0x74, 0x62, 0x67, 0x36, 0x74, 0x65, 0x73, 0x74, 0x30, 0x31, 0x00, 0x05, 0x00, 0xd3, 0x43, 0x69, 0x73, 0x63, 0x6f, 0x20, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x77, 0x6f, 0x72, 0x6b, 0x20, 0x4f, 0x70, 0x65, 0x72, 0x61, 0x74, 0x69, 0x6e, 0x67, 0x20, 0x53, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x20, 0x53, 0x6f, 0x66, 0x74, 0x77, 0x61, 0x72, 0x65, 0x20, 0x0a, 0x49, 0x4f, 0x53, 0x20, 0x28, 0x74, 0x6d, 0x29, 0x20, 0x37, 0x32, 0x30, 0x30, 0x20, 0x53, 0x6f, 0x66, 0x74, 0x77, 0x61, 0x72, 0x65, 0x20, 0x28, 0x43, 0x37, 0x32, 0x30, 0x30, 0x2d, 0x50, 0x2d, 0x4d, 0x29, 0x2c, 0x20, 0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x20, 0x31, 0x32, 0x2e, 0x32, 0x28, 0x34, 0x36, 0x29, 0x2c, 0x20, 0x52, 0x45, 0x4c, 0x45, 0x41, 0x53, 0x45, 0x20, 0x53, 0x4f, 0x46, 0x54, 0x57, 0x41, 0x52, 0x45, 0x20, 0x28, 0x66, 0x63, 0x31, 0x29, 0x0a, 0x43, 0x6f, 0x70, 0x79, 0x72, 0x69, 0x67, 0x68, 0x74, 0x20, 0x28, 0x63, 0x29, 0x20, 0x31, 0x39, 0x38, 0x36, 0x2d, 0x32, 0x30, 0x30, 0x37, 0x20, 0x62, 0x79, 0x20, 0x63, 0x69, 0x73, 0x63, 0x6f, 0x20, 0x53, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x73, 0x2c, 0x20, 0x49, 0x6e, 0x63, 0x2e, 0x0a, 0x43, 0x6f, 0x6d, 0x70, 0x69, 0x6c, 0x65, 0x64, 0x20, 0x54, 0x68, 0x75, 0x20, 0x32, 0x36, 0x2d, 0x41, 0x70, 0x72, 0x2d, 0x30, 0x37, 0x20, 0x32, 0x31, 0x3a, 0x35, 0x36, 0x20, 0x62, 0x79, 0x20, 0x70, 0x77, 0x61, 0x64, 0x65, 0x00, 0x06, 0x00, 0x11, 0x63, 0x69, 0x73, 0x63, 0x6f, 0x20, 0x37, 0x32, 0x30, 0x36, 0x56, 0x58, 0x52, 0x00, 0x02, 0x00, 0x11, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0xcc, 0x00, 0x04, 0xac, 0x42, 0x37, 0x03, 0x00, 0x03, 0x00, 0x13, 0x46, 0x61, 0x73, 0x74, 0x45, 0x74, 0x68, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x30, 0x2f, 0x30, 0x00, 0x04, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x05, 0x00 }; /* This is: IEEE 802.3 Ethernet Destination: CDP/VTP/DTP/PAgP/UDLD (01:00:0c:cc:cc:cc) Source: ca:00:68:46:00:00 (ca:00:68:46:00:00) Length: 304 Logical-Link Control DSAP: SNAP (0xaa) IG Bit: Individual SSAP: SNAP (0xaa) CR Bit: Command Control field: U, func=UI (0x03) 000. 00.. = Command: Unnumbered Information (0x00) .... ..11 = Frame type: Unnumbered frame (0x03) Organization Code: Cisco (0x00000c) PID: CDP (0x2000) Cisco Discovery Protocol Version: 2 TTL: 180 seconds Checksum: 0x5427 [correct] [Good: True] [Bad : False] Device ID: rtbg6test01 Type: Device ID (0x0001) Length: 15 Device ID: rtbg6test01 Software Version Type: Software version (0x0005) Length: 211 Software Version: Cisco Internetwork Operating System Software IOS (tm) 7200 Software (C7200-P-M), Version 12.2(46), RELEASE SOFTWARE (fc1) Copyright (c) 1986-2007 by cisco Systems, Inc. Compiled Thu 26-Apr-07 21:56 by pwade Platform: cisco 7206VXR Type: Platform (0x0006) Length: 17 Platform: cisco 7206VXR Addresses Type: Addresses (0x0002) Length: 17 Number of addresses: 1 IP address: 172.66.55.3 Protocol type: NLPID Protocol length: 1 Protocol: IP Address length: 4 IP address: 172.66.55.3 Port ID: FastEthernet0/0 Type: Port ID (0x0003) Length: 19 Sent through Interface: FastEthernet0/0 Capabilities Type: Capabilities (0x0004) Length: 8 Capabilities: 0x00000000 .... .... .... .... .... .... .... ...0 = Not a Router .... .... .... .... .... .... .... ..0. = Not a Transparent Bridge .... .... .... .... .... .... .... .0.. = Not a Source Route Bridge .... .... .... .... .... .... .... 0... = Not a Switch .... .... .... .... .... .... ...0 .... = Not a Host .... .... .... .... .... .... ..0. .... = Not IGMP capable .... .... .... .... .... .... .0.. .... = Not a Repeater Duplex: Half Type: Duplex (0x000b) Length: 5 Duplex: Half */ struct lldpd_chassis *nchassis = NULL; struct lldpd_port *nport = NULL; fail_unless(cdpv2_guess(pkt1, sizeof(pkt1))); fail_unless( cdp_decode(NULL, pkt1, sizeof(pkt1), &hardware, &nchassis, &nport) != -1); if (!nchassis || !nport) { fail("unable to decode packet"); return; } ck_assert_int_eq(nchassis->c_id_subtype, LLDP_CHASSISID_SUBTYPE_LOCAL); ck_assert_int_eq(nchassis->c_id_len, strlen("rtbg6test01")); fail_unless(memcmp(nchassis->c_id, "rtbg6test01", strlen("rtbg6test01")) == 0); ck_assert_str_eq(nchassis->c_name, "rtbg6test01"); ck_assert_int_eq(TAILQ_FIRST(&nchassis->c_mgmt)->m_addr.inet.s_addr, (u_int32_t)inet_addr("172.66.55.3")); ck_assert_int_eq(TAILQ_FIRST(&nchassis->c_mgmt)->m_iface, 0); ck_assert_int_eq(nport->p_id_subtype, LLDP_PORTID_SUBTYPE_IFNAME); ck_assert_int_eq(nport->p_id_len, strlen("FastEthernet0/0")); fail_unless( memcmp(nport->p_id, "FastEthernet0/0", strlen("FastEthernet0/0")) == 0); ck_assert_str_eq(nport->p_descr, "FastEthernet0/0"); ck_assert_int_eq(nchassis->c_cap_enabled, LLDP_CAP_STATION); ck_assert_str_eq(nchassis->c_descr, "cisco 7206VXR running on\n" "Cisco Internetwork Operating System Software \n" "IOS (tm) 7200 Software (C7200-P-M), Version 12.2(46), RELEASE SOFTWARE (fc1)\n" "Copyright (c) 1986-2007 by cisco Systems, Inc.\n" "Compiled Thu 26-Apr-07 21:56 by pwade"); } END_TEST #endif static Suite * cdp_suite(void) { Suite *s = suite_create("CDP"); #ifdef ENABLE_CDP TCase *tc_send = tcase_create("Send CDP packets"); TCase *tc_receive = tcase_create("Receive CDP packets"); tcase_add_checked_fixture(tc_send, pcap_setup, pcap_teardown); tcase_add_test(tc_send, test_send_cdpv1); tcase_add_test(tc_send, test_send_cdpv2); suite_add_tcase(s, tc_send); tcase_add_test(tc_receive, test_recv_cdpv1); tcase_add_test(tc_receive, test_recv_cdpv2); suite_add_tcase(s, tc_receive); #endif return s; } int main() { int number_failed; Suite *s = cdp_suite(); SRunner *sr = srunner_create(s); srunner_set_fork_status(sr, CK_NOFORK); /* Can't fork because we need to write files */ srunner_run_all(sr, CK_ENV); number_failed = srunner_ntests_failed(sr); srunner_free(sr); return (number_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE; }