/* -*- mode: c; c-file-style: "openbsd" -*- */

/*

 * Copyright (c) 2015 Vincent Bernat <bernat@luffy.cx>

 *

 * 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 <stdlib.h>

#include <sys/socket.h>

#include <arpa/inet.h>

#include <netinet/in.h>

#include <check.h>

#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

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;

}