mirror/rtbrick-bngblaster
1
0
Fork 0
mirror of https://github.com/rtbrick/bngblaster.git synced 2024-05-06 15:54:57 +00:00
Code Issues Projects Releases Wiki Activity
Files
da77faec06a40f2fce2ea54660bd309a2ec100fb
rtbrick-bngblaster/code/bngblaster/src/bbl_protocols.h
T
Christian Giese b35d5ea54b OSPF LSA handling
2023-08-25 11:46:35 +00:00

1038 lines
36 KiB
C
Raw Blame History

/*
* Protocol Encode/Decode Functions
*
* Christian Giese, July 2020
*
* Copyright (C) 2020-2023, RtBrick, Inc.
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef __BBL_PROTOCOLS_H__
#define __BBL_PROTOCOLS_H__
#include <endian.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <netinet/if_ether.h>
#include <netinet/ip.h>
#define BROADBAND_FORUM 3561
#define RTBRICK 50058
#define BBL_MAGIC_NUMBER 0x5274427269636b21
#define BBL_UDP_PORT 65056
#define BBL_HEADER_LEN 48
#define BBL_MIN_LEN 90
#define BBL_TYPE_UNICAST 1
#define BBL_TYPE_MULTICAST 2
#define BBL_SUB_TYPE_IPV4 1
#define BBL_SUB_TYPE_IPV6 2
#define BBL_SUB_TYPE_IPV6PD 3
#define BBL_DIRECTION_UP 1
#define BBL_DIRECTION_DOWN 2
#define BBL_DIRECTION_BOTH 3
#define BROADBAND_FORUM_VENDOR_ID 3561
#define ETH_TYPE_VLAN 0x8100
#define ETH_TYPE_QINQ 0x88A8
#define ETH_TYPE_PPPOE_DISCOVERY 0x8863
#define ETH_TYPE_PPPOE_SESSION 0x8864
#define ETH_TYPE_ARP 0x0806
#define ETH_TYPE_IPV4 0x0800
#define ETH_TYPE_IPV6 0x86dd
#define ETH_TYPE_CFM 0x8902
#define ETH_TYPE_MPLS 0x8847
#define ETH_TYPE_LACP 0x8809
#define ETH_TYPE_RAW 0xffff
#define SLOW_PROTOCOLS_LACP 0x01
#define LACP_TLV_TERMINATOR 0x00
#define LACP_TLV_ACTOR_INFORMATION 0x01
#define LACP_TLV_PARTNER_INFORMATION 0x02
#define LACP_TLV_COLLECTOR_INFORMATION 0x03
#define LACP_STATE_FLAG_ACTIVE 0x01
#define LACP_STATE_FLAG_SHORT_TIMEOUT 0x02
#define LACP_STATE_FLAG_AGGREGATION 0x04
#define LACP_STATE_FLAG_IN_SYNC 0x08
#define LACP_STATE_FLAG_COLLECTING 0x10
#define LACP_STATE_FLAG_DISTRIBUTING 0x20
#define LACP_STATE_FLAG_DEFAULTED 0x40
#define LACP_STATE_FLAG_EXPIRED 0x80
/* Ethernet types in network byte order */
#if __BYTE_ORDER == __LITTLE_ENDIAN
#define NB_ETH_TYPE_VLAN 0x0081
#define NB_ETH_TYPE_QINQ 0xA888
#define NB_ETH_TYPE_PPPOE_DISCOVERY 0x6388
#define NB_ETH_TYPE_PPPOE_SESSION 0x6488
#define NB_ETH_TYPE_ARP 0x0608
#define NB_ETH_TYPE_IPV4 0x0008
#define NB_ETH_TYPE_IPV6 0xdd86
#define NB_ETH_TYPE_CFM 0x0289
#define NB_ETH_TYPE_MPLS 0x4788
#else
#define NB_ETH_TYPE_VLAN 0x8100
#define NB_ETH_TYPE_QINQ 0x88A8
#define NB_ETH_TYPE_PPPOE_DISCOVERY 0x8863
#define NB_ETH_TYPE_PPPOE_SESSION 0x8864
#define NB_ETH_TYPE_ARP 0x0806
#define NB_ETH_TYPE_IPV4 0x0800
#define NB_ETH_TYPE_IPV6 0x86dd
#define NB_ETH_TYPE_CFM 0x8902
#define NB_ETH_TYPE_MPLS 0x8847
#endif
#define BBL_ETH_VLAN_ID_MAX 4095
#define BBL_ETH_VLAN_PBIT_MAX 7
#define ETH_IEEE_802_3_MAX_LEN 1500
#define LLC_HDR_LEN 3
#define OUI_LEN 3
#define IPV4_RF 0x8000 /* reserved fragment flag */
#define IPV4_DF 0x4000 /* dont fragment flag */
#define IPV4_MF 0x2000 /* more fragments flag */
#define IPV4_OFFMASK 0x1fff /* mask for fragmenting bits */
#define IPV6_HDR_LEN 40
#define IPV6_IDENTIFER_LEN 8
#define PPPOE_TAG_SERVICE_NAME 0x0101
#define PPPOE_TAG_HOST_UNIQ 0x0103
#define PPPOE_TAG_AC_COOKIE 0x0104
#define PPPOE_TAG_VENDOR 0x0105
#define PPPOE_TAG_MAX_PAYLOAD 0x0120
#define PPPOE_PADI 0x09
#define PPPOE_PADO 0x07
#define PPPOE_PADR 0x19
#define PPPOE_PADS 0x65
#define PPPOE_PADT 0xa7
#define PPPOE_DEFAULT_MRU 1492
#define PROTOCOL_LCP 0xc021
#define PROTOCOL_IPCP 0x8021
#define PROTOCOL_IP6CP 0x8057
#define PROTOCOL_IPV4 0x0021
#define PROTOCOL_IPV6 0x0057
#define PROTOCOL_PAP 0xc023 /* Password Authentication Protocol */
#define PROTOCOL_CHAP 0xc223 /* Challenge Handshake Authentication Protocol */
#define PROTOCOL_IPV4_ICMP 0x01
#define PROTOCOL_IPV4_IGMP 0x02
#define PROTOCOL_IPV4_TCP 0x06
#define PROTOCOL_IPV4_UDP 0x11
#define PROTOCOL_IPV4_OSPF 0x59
#define PROTOCOL_IPV4_INTERNAL 0x3D
#define ICMP_TYPE_ECHO_REPLY 0x00
#define ICMP_TYPE_ECHO_REQUEST 0x08
#define PPP_CODE_VENDOR_SPECIFIC 0
#define PPP_CODE_CONF_REQUEST 1
#define PPP_CODE_CONF_ACK 2
#define PPP_CODE_CONF_NAK 3
#define PPP_CODE_CONF_REJECT 4
#define PPP_CODE_TERM_REQUEST 5
#define PPP_CODE_TERM_ACK 6
#define PPP_CODE_CODE_REJECT 7
#define PPP_CODE_PROT_REJECT 8
#define PPP_CODE_ECHO_REQUEST 9
#define PPP_CODE_ECHO_REPLY 10
#define PPP_CODE_DISCARD_REQUEST 11
#define PPP_MAX_OPTIONS 8
#define PAP_CODE_REQUEST 1
#define PAP_CODE_ACK 2
#define PAP_CODE_NAK 3
#define CHAP_CODE_CHALLENGE 1
#define CHAP_CODE_RESPONSE 2
#define CHAP_CODE_SUCCESS 3
#define CHAP_CODE_FAILURE 4
#define PPP_OPTIONS_BUFFER 64
#define PPP_LCP_OPTION_MRU 1
#define PPP_LCP_OPTION_AUTH 3
#define PPP_LCP_OPTION_MAGIC 5
#define PPP_IPCP_OPTION_ADDRESS 3
#define PPP_IPCP_OPTION_DNS1 129
#define PPP_IPCP_OPTION_DNS2 131
#define PPP_IP6CP_OPTION_IDENTIFIER 1
#define IGMP_VERSION_1 1
#define IGMP_VERSION_2 2
#define IGMP_VERSION_3 3
#define IGMP_TYPE_QUERY 0x11
#define IGMP_TYPE_REPORT_V1 0x12
#define IGMP_TYPE_REPORT_V2 0x16
#define IGMP_TYPE_REPORT_V3 0x22
#define IGMP_TYPE_LEAVE 0x17
#define IGMP_INCLUDE 1
#define IGMP_EXCLUDE 2
#define IGMP_CHANGE_TO_INCLUDE 3
#define IGMP_CHANGE_TO_EXCLUDE 4
#define IGMP_ALLOW_NEW_SOURCES 5
#define IGMP_BLOCK_OLD_SOURCES 6
#define IGMP_MAX_SOURCES 3
#define IGMP_MAX_GROUPS 12
#define IPV4_BROADCAST 0xffffffff /* 255.255.255.255 */
#define IPV4_MC_ALL_HOSTS 0x010000e0 /* 224.0.0.1 */
#define IPV4_MC_ALL_ROUTERS 0x020000e0 /* 224.0.0.2 */
#define IPV4_MC_IGMP 0x160000e0 /* 224.0.0.22 */
#define IPV4_MC_ALL_OSPF_ROUTERS 0x050000e0 /* 224.0.0.5 */
#define IPV4_MC_ALL_DR_ROUTERS 0x060000e0 /* 224.0.0.6 */
#define ARP_REQUEST 1
#define ARP_REPLY 2
#define UDP_PROTOCOL_DHCPV6 1
#define UDP_PROTOCOL_BBL 2
#define UDP_PROTOCOL_L2TP 3
#define UDP_PROTOCOL_QMX_LI 4
#define UDP_PROTOCOL_DHCP 5
#define UDP_PROTOCOL_LDP 6
#define IPV6_NEXT_HEADER_TCP 6
#define IPV6_NEXT_HEADER_UDP 17
#define IPV6_NEXT_HEADER_ICMPV6 58
#define IPV6_NEXT_HEADER_NO 59
#define IPV6_NEXT_HEADER_INTERNAL 61
#define IPV6_NEXT_HEADER_OSPF 89
#define ICMPV6_FLAGS_MANAGED 0x80
#define ICMPV6_FLAGS_OTHER_CONFIG 0x40
#define ICMPV6_OPTION_DEST_LINK_LAYER 2
#define ICMPV6_OPTION_PREFIX 3
#define ICMPV6_OPTION_DNS 25
#define BOOTREQUEST 1
#define BOOTREPLY 2
#define DHCP_UDP_CLIENT 68
#define DHCP_UDP_SERVER 67
#define DHCP_MAGIC_COOKIE htobe32(0x63825363)
#define DHCP_RELAY_AGENT_VENDOR_SUBOPT 9
#define DHCPV6_TRANS_ID_LEN 3
#define DHCPV6_TYPE_MASK 0x00ffffff
#define DHCPV6_DUID_LEN_MIN 3
#define DHCPV6_DUID_LEN_MAX 130
#define DHCPV6_HDR_LEN 4
#define DHCPV6_OPTION_HDR_LEN 4
#define DHCPV6_STATUS_CODE_LEN 2
#define DHCPV6_IA_ADDRESS_OPTION_LEN 24
#define DHCPV6_IA_PREFIX_OPTION_LEN 25
#define DHCPV6_ORO_OPTION_LEN 2
#define DHCPV6_UDP_CLIENT 546
#define DHCPV6_UDP_SERVER 547
#define L2TP_UDP_PORT 1701
#define L2TP_HDR_VERSION_MASK 0x0f
#define L2TP_HDR_CTRL_BIT_MASK 0x80
#define L2TP_HDR_LEN_BIT_MASK 0x40
#define L2TP_HDR_SEQ_BIT_MASK 0x08
#define L2TP_HDR_OFFSET_BIT_MASK 0x02
#define L2TP_HDR_PRIORITY_BIT_MASK 0x01
#define L2TP_HDR_LEN_MIN_WITH_LEN 8
#define L2TP_AVP_M_BIT_SHIFT 15
#define L2TP_AVP_H_BIT_SHIFT 14
#define L2TP_AVP_LEN_MASK 0x03FF
#define L2TP_AVP_HDR_LEN 6
#define L2TP_AVP_M_BIT_MASK 0x8000
#define L2TP_AVP_H_BIT_MASK 0x4000
#define L2TP_AVP_TYPE_LEN 2
#define L2TP_AVP_TYPE_LEN 2
#define L2TP_AVP_HIDDEN_FIXED_LEN 2
#define L2TP_AVP_MAX_LEN 1024
#define L2TP_NH_TYPE_VALUE 18
#define QMX_LI_UDP_PORT 49152
#define CFM_TYPE_CCM 1
#define CMF_MD_NAME_FORMAT_NONE 1
#define CMF_MD_NAME_FORMAT_STRING 4
#define CMF_MA_NAME_FORMAT_STRING 2
#define MAX_VLANS 3
#define BUMP_BUFFER(_buf, _len, _size) \
(_buf) += _size; \
_len -= _size
#define BUMP_WRITE_BUFFER(_buf, _len, _size) \
(_buf) += _size; \
*(uint16_t*)(_len) += _size
/* IPv6 Addresses */
static const ipv6addr_t ipv6_link_local_prefix = {0xFE, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
static const ipv6addr_t ipv6_link_local_address = {0xFE, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01};
static const ipv6addr_t ipv6_multicast_all_nodes = {0xFF, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01};
static const ipv6addr_t ipv6_multicast_all_routers = {0xFF, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02};
static const ipv6addr_t ipv6_multicast_ospf_routers = {0xFF, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x05};
static const ipv6addr_t ipv6_multicast_dr_routers = {0xFF, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x06};
static const ipv6addr_t ipv6_multicast_all_dhcp = {0xFF, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x02};
static const ipv6addr_t ipv6_solicited_node_multicast = {0xFF, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xff, 0x00, 0x00, 0x00};
/* MAC Addresses */
static const uint8_t broadcast_mac[ETH_ADDR_LEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
static const uint8_t slow_mac[ETH_ADDR_LEN] = { 0x01, 0x80, 0xc2, 0x00, 0x00, 0x02};
static const uint8_t all_hosts_mac[ETH_ADDR_LEN] = {0x01, 0x00, 0x5e, 0x00, 0x00, 0x01};
static const uint8_t all_routers_mac[ETH_ADDR_LEN] = {0x01, 0x00, 0x5e, 0x00, 0x00, 0x02};
static const uint8_t all_ospf_routers_mac[ETH_ADDR_LEN] = {0x01, 0x00, 0x5e, 0x00, 0x00, 0x05};
static const uint8_t all_dr_routers_mac[ETH_ADDR_LEN] = {0x01, 0x00, 0x5e, 0x00, 0x00, 0x06};
typedef enum protocol_error_ {
PROTOCOL_SUCCESS = 0,
SEND_ERROR,
DECODE_ERROR,
ENCODE_ERROR,
UNKNOWN_PROTOCOL,
WRONG_PROTOCOL_STATE,
IGNORED,
EMPTY,
FULL,
} protocol_error_t;
typedef enum icmpv6_message_ {
IPV6_ICMPV6_ECHO_REQUEST = 128,
IPV6_ICMPV6_ECHO_REPLY = 129,
IPV6_ICMPV6_ROUTER_SOLICITATION = 133,
IPV6_ICMPV6_ROUTER_ADVERTISEMENT = 134,
IPV6_ICMPV6_NEIGHBOR_SOLICITATION = 135,
IPV6_ICMPV6_NEIGHBOR_ADVERTISEMENT = 136
} icmpv6_message_t;
typedef enum dhcpv6_message_ {
DHCPV6_MESSAGE_SOLICIT = 1,
DHCPV6_MESSAGE_ADVERTISE = 2,
DHCPV6_MESSAGE_REQUEST = 3,
DHCPV6_MESSAGE_CONFIRM = 4,
DHCPV6_MESSAGE_RENEW = 5,
DHCPV6_MESSAGE_REBIND = 6,
DHCPV6_MESSAGE_REPLY = 7,
DHCPV6_MESSAGE_RELEASE = 8,
DHCPV6_MESSAGE_DECLINE = 9,
DHCPV6_MESSAGE_RECONFIGURE = 10,
DHCPV6_MESSAGE_INFORMATION_REQUEST = 11,
DHCPV6_MESSAGE_RELAY_FORW = 12,
DHCPV6_MESSAGE_RELAY_REPL = 13,
DHCPV6_MESSAGE_MAX,
} dhcpv6_message_t;
typedef enum l2tp_message_ {
L2TP_MESSAGE_DATA = 0,
L2TP_MESSAGE_SCCRQ = 1,
L2TP_MESSAGE_SCCRP = 2,
L2TP_MESSAGE_SCCCN = 3,
L2TP_MESSAGE_STOPCCN = 4,
L2TP_MESSAGE_HELLO = 6,
L2TP_MESSAGE_OCRQ = 7,
L2TP_MESSAGE_OCRP = 8,
L2TP_MESSAGE_OCCN = 9,
L2TP_MESSAGE_ICRQ = 10,
L2TP_MESSAGE_ICRP = 11,
L2TP_MESSAGE_ICCN = 12,
L2TP_MESSAGE_CDN = 14,
L2TP_MESSAGE_WEN = 15,
L2TP_MESSAGE_CSUN = 28,
L2TP_MESSAGE_CSURQ = 29,
L2TP_MESSAGE_ZLB = 32767,
L2TP_MESSAGE_MAX,
} l2tp_message_t;
typedef enum dhcpv6_option_ {
DHCPV6_OPTION_CLIENTID = 1,
DHCPV6_OPTION_SERVERID = 2,
DHCPV6_OPTION_IA_NA = 3,
DHCPV6_OPTION_IA_TA = 4,
DHCPV6_OPTION_IAADDR = 5,
DHCPV6_OPTION_ORO = 6,
DHCPV6_OPTION_PREFERENCE = 7,
DHCPV6_OPTION_ELAPSED_TIME = 8,
DHCPV6_OPTION_RELAY_MSG = 9,
DHCPV6_OPTION_AUTH = 11,
DHCPV6_OPTION_UNICAST = 12,
DHCPV6_OPTION_STATUS_CODE = 13,
DHCPV6_OPTION_RAPID_COMMIT = 14,
DHCPV6_OPTION_USER_CLASS = 15,
DHCPV6_OPTION_VENDOR_CLASS = 16,
DHCPV6_OPTION_VENDOR_OPTS = 17,
DHCPV6_OPTION_INTERFACE_ID = 18,
DHCPV6_OPTION_DNS_SERVERS = 23,
DHCPV6_OPTION_DOMAIN_LIST = 24,
DHCPV6_OPTION_IA_PD = 25,
DHCPV6_OPTION_IAPREFIX = 26,
DHCPV6_OPTION_REMOTE_ID = 37,
DHCPV6_OPTION_MAX,
} dhcpv6_option_t;
typedef enum {
DHCPV6_STATUS_CODE_SUCCESS = 0,
DHCPV6_STATUS_CODE_UNSPECFAIL = 1,
DHCPV6_STATUS_CODE_NOADDRSAVAIL = 2,
DHCPV6_STATUS_CODE_NOBINDING = 3,
DHCPV6_STATUS_CODE_NOTONLINK = 4,
DHCPV6_STATUS_CODE_USEMULTICAST = 5,
DHCPV6_STATUS_CODE_NOPREFIXAVAIL = 6
} dhcpv6_status_code_t;
typedef enum dhcp_message_ {
DHCP_MESSAGE_DISCOVER = 1,
DHCP_MESSAGE_OFFER = 2,
DHCP_MESSAGE_REQUEST = 3,
DHCP_MESSAGE_DECLINE = 4,
DHCP_MESSAGE_ACK = 5,
DHCP_MESSAGE_NAK = 6,
DHCP_MESSAGE_RELEASE = 7,
DHCP_MESSAGE_INFORM = 8,
DHCP_MESSAGE_MAX
} dhcp_message_t;
typedef enum dhcp_option_ {
DHCP_OPTION_PAD = 0,
DHCP_OPTION_SUBNET_MASK = 1,
DHCP_OPTION_TIME_OFFSET = 2,
DHCP_OPTION_ROUTER = 3,
DHCP_OPTION_TIME_SERVER = 4,
DHCP_OPTION_NAME_SERVER = 5,
DHCP_OPTION_DNS_SERVER = 6,
DHCP_OPTION_LOG_SERVER = 7,
DHCP_OPTION_COOKIE_SERVER = 8,
DHCP_OPTION_LPR_SERVER = 9,
DHCP_OPTION_IMPRESS_SERVER = 10,
DHCP_OPTION_RESOURCE_LOCATION_SERVER = 11,
DHCP_OPTION_HOST_NAME = 12,
DHCP_OPTION_BOOT_FILE_SIZE = 13,
DHCP_OPTION_MERIT_DUMP_FILE = 14,
DHCP_OPTION_DOMAIN_NAME = 15,
DHCP_OPTION_SWAP_SERVER = 16,
DHCP_OPTION_ROOT_PATH = 17,
DHCP_OPTION_EXTENSIONS_PATH = 18,
DHCP_OPTION_IP_FORWARDING = 19,
DHCP_OPTION_NON_LOCAL_SOURCE_ROUTING = 20,
DHCP_OPTION_POLICY_FILTER = 21,
DHCP_OPTION_MAX_DATAGRAM_REASSEMBLY_SIZE = 22,
DHCP_OPTION_DEFAULT_IP_TTL = 23,
DHCP_OPTION_PATH_MTU_AGING_TIMEOUT = 24,
DHCP_OPTION_PATH_MTU_PLATEAU_TABLE = 25,
DHCP_OPTION_INTERFACE_MTU = 26,
DHCP_OPTION_ALL_SUBNETS_ARE_LOCAL = 27,
DHCP_OPTION_BROADCAST_ADDRESS = 28,
DHCP_OPTION_PERFORM_MASK_DISCOVERY = 29,
DHCP_OPTION_MASK_SUPPLIER = 30,
DHCP_OPTION_PERFORM_ROUTER_DISCOVERY = 31,
DHCP_OPTION_ROUTER_SOLICITATION_ADDRESS = 32,
DHCP_OPTION_STATIC_ROUTE = 33,
DHCP_OPTION_TRAILER_ENCAPSULATION = 34,
DHCP_OPTION_ARP_CACHE_TIMEOUT = 35,
DHCP_OPTION_ETHERNET_ENCAPSULATION = 36,
DHCP_OPTION_TCP_DEFAULT_TTL = 37,
DHCP_OPTION_TCP_KEEPALIVE_INTERVAL = 38,
DHCP_OPTION_TCP_KEEPALIVE_GARBAGE = 39,
DHCP_OPTION_NIS_DOMAIN = 40,
DHCP_OPTION_NIS_SERVER = 41,
DHCP_OPTION_NTP_SERVER = 42,
DHCP_OPTION_VENDOR_SPECIFIC_INFO = 43,
DHCP_OPTION_NETBIOS_NBNS_SERVER = 44,
DHCP_OPTION_NETBIOS_NBDD_SERVER = 45,
DHCP_OPTION_NETBIOS_NODE_TYPE = 46,
DHCP_OPTION_NETBIOS_SCOPE = 47,
DHCP_OPTION_X11_FONT_SERVER = 48,
DHCP_OPTION_X11_DISPLAY_MANAGER = 49,
DHCP_OPTION_REQUESTED_IP_ADDRESS = 50,
DHCP_OPTION_IP_ADDRESS_LEASE_TIME = 51,
DHCP_OPTION_OPTION_OVERLOAD = 52,
DHCP_OPTION_DHCP_MESSAGE_TYPE = 53,
DHCP_OPTION_SERVER_IDENTIFIER = 54,
DHCP_OPTION_PARAM_REQUEST_LIST = 55,
DHCP_OPTION_MESSAGE = 56,
DHCP_OPTION_MAX_DHCP_MESSAGE_SIZE = 57,
DHCP_OPTION_RENEWAL_TIME_VALUE = 58,
DHCP_OPTION_REBINDING_TIME_VALUE = 59,
DHCP_OPTION_VENDOR_CLASS_IDENTIFIER = 60,
DHCP_OPTION_CLIENT_IDENTIFIER = 61,
DHCP_OPTION_NISP_DOMAIN = 64,
DHCP_OPTION_NISP_SERVER = 65,
DHCP_OPTION_TFTP_SERVER_NAME = 66,
DHCP_OPTION_BOOTFILE_NAME = 67,
DHCP_OPTION_MOBILE_IP_HOME_AGENT = 68,
DHCP_OPTION_SMTP_SERVER = 69,
DHCP_OPTION_POP3_SERVER = 70,
DHCP_OPTION_NNTP_SERVER = 71,
DHCP_OPTION_DEFAULT_WWW_SERVER = 72,
DHCP_OPTION_DEFAULT_FINGER_SERVER = 73,
DHCP_OPTION_DEFAULT_IRC_SERVER = 74,
DHCP_OPTION_STREETTALK_SERVER = 75,
DHCP_OPTION_STDA_SERVER = 76,
DHCP_OPTION_RAPID_COMMIT = 80,
DHCP_OPTION_RELAY_AGENT_INFORMATION = 82,
DHCP_OPTION_CAPTIVE_PORTAL = 160,
DHCP_OPTION_END = 255
} dhcp_option_t;
typedef enum access_line_attr_ {
/* broadband forum tr101 */
ACCESS_LINE_ACI = 0x01, /* Agent Circuit ID */
ACCESS_LINE_ARI = 0x02, /* Agent Remote ID */
ACCESS_LINE_AGG_ACC_CIRCUIT_ID_ASCII = 0x03, /* Access-Aggregation-Circuit-ID-ASCII */
ACCESS_LINE_AGG_ACC_CIRCUIT_ID_BIN = 0x06, /* Access-Aggregation-Circuit-ID-BINARY */
ACCESS_LINE_ACT_UP = 0x81, /* Actual Data Rate Upstream */
ACCESS_LINE_ACT_DOWN = 0x82, /* Actual Data Rate Downstream */
ACCESS_LINE_MIN_UP = 0x83, /* Minimum Data Rate Upstream */
ACCESS_LINE_MIN_DOWN = 0x84, /* Minimum Data Rate Downstream */
ACCESS_LINE_ATT_UP = 0x85, /* Attainable DataRate Upstream */
ACCESS_LINE_ATT_DOWN = 0x86, /* Attainable DataRate Downstream */
ACCESS_LINE_MAX_UP = 0x87, /* Maximum Data Rate Upstream */
ACCESS_LINE_MAX_DOWN = 0x88, /* Maximum Data Rate Downstream */
ACCESS_LINE_MIN_UP_LOW = 0x89, /* Min Data Rate Upstream in low power state */
ACCESS_LINE_MIN_DOWN_LOW = 0x8a, /* Min Data Rate Downstream in low power state */
ACCESS_LINE_MAX_INTERL_DELAY_UP = 0x8b, /* Max Interleaving Delay Upstream */
ACCESS_LINE_ACT_INTERL_DELAY_UP = 0x8c, /* Actual Interleaving Delay Upstream */
ACCESS_LINE_MAX_INTERL_DELAY_DOWN = 0x8d, /* Max Interleaving Delay Downstream */
ACCESS_LINE_ACT_INTERL_DELAY_DOWN = 0x8e, /* Actual Interleaving Delay Downstream */
ACCESS_LINE_DATA_LINK_ENCAPS = 0x90, /* Data Link Encapsulation */
ACCESS_LINE_DSL_TYPE = 0x91, /* DSL Type */
/* draft-lihawi-ancp-protocol-access-extension-04 */
ACCESS_LINE_PON_TYPE = 0x97, /* PON-Access-Type */
ACCESS_LINE_ETR_UP = 0x9b, /* Expected Throughput (ETR) Upstream */
ACCESS_LINE_ETR_DOWN = 0x9c, /* Expected Throughput (ETR) Downstream */
ACCESS_LINE_ATTETR_UP = 0x9d, /* Attainable Expected Throughput (ATTETR) Upstream */
ACCESS_LINE_ATTETR_DOWN = 0x9e, /* Attainable Expected Throughput (ATTETR) Downstream */
ACCESS_LINE_GDR_UP = 0x9f, /* Gamma Data Rate (GDR) Upstream */
ACCESS_LINE_GDR_DOWN = 0xa0, /* Gamma Data Rate (GDR) Downstream */
ACCESS_LINE_ATTGDR_UP = 0xa1, /* Attainable Gamma Data Rate (ATTGDR) Upstream */
ACCESS_LINE_ATTGDR_DOWN = 0xa2, /* Attainable Gamma Data Rate (ATTGDR) Downstream */
ACCESS_LINE_ONT_ONU_AVG_DOWN = 0xb0, /* ONT/ONU-Average-Data-Rate-Downstream */
ACCESS_LINE_ONT_ONU_PEAK_DOWN = 0xb1, /* ONT/ONU-Peak-Data-Rate-Downstream */
ACCESS_LINE_ONT_ONU_MAX_UP = 0xb2, /* ONT/ONU-Maximum-Data-Rate-Upstream */
ACCESS_LINE_ONT_ONU_ASS_UP = 0xb3, /* ONT/ONU-Assured-Data-Rate-Upstream */
ACCESS_LINE_PON_MAX_UP = 0xb4, /* PON-Tree-Maximum-Data-Rate-Upstream */
ACCESS_LINE_PON_MAX_DOWN = 0xb5, /* PON-Tree-Maximum-Data-Rate-Downstream */
} access_line_attr_t;
/* draft-lihawi-ancp-protocol-access-extension-00 */
typedef enum access_line_attr_lihawi_00_ {
ACCESS_LINE_PON_TYPE_LIHAWI_00 = 0x92, /* PON-Access-Type */
ACCESS_LINE_ONT_ONU_AVG_DOWN_LIHAWI_00 = 0x93, /* ONT/ONU-Average-Data-Rate-Downstream */
ACCESS_LINE_ONT_ONU_PEAK_DOWN_LIHAWI_00 = 0x94, /* ONT/ONU-Peak-Data-Rate-Downstream */
ACCESS_LINE_ONT_ONU_MAX_UP_LIHAWI_00 = 0x95, /* ONT/ONU-Maximum-Data-Rate-Upstream */
ACCESS_LINE_ONT_ONU_ASS_UP_LIHAWI_00 = 0x96, /* ONT/ONU-Assured-Data-Rate-Upstream */
ACCESS_LINE_PON_MAX_UP_LIHAWI_00 = 0x97, /* PON-Tree-Maximum-Data-Rate-Upstream */
ACCESS_LINE_PON_MAX_DOWN_LIHAWI_00 = 0x98, /* PON-Tree-Maximum-Data-Rate-Downstream */
}access_line_attr_lihawi_00_t;
typedef enum pon_access_line_version{
DRAFT_LIHAWI_00 = 0,
DRAFT_LIHAWI_04 = 4,
} __attribute__ ((__packed__)) pon_access_line_version_t;
typedef struct access_line_ {
char *aci; /* Agent Circuit ID */
char *ari; /* Agent Remote ID */
char *aaci; /* Access Aggregation Circuit ID */
uint32_t up; /* Actual Data Rate Upstream */
uint32_t down; /* Actual Data Rate Downstream */
uint32_t dsl_type; /* DSL Type */
void *profile;
} access_line_s;
/*
* MPLS Label
*/
typedef struct bbl_mpls_ {
uint32_t label; /* 20 bit label */
uint8_t exp;
uint8_t ttl;
void *next; /* next label */
} bbl_mpls_s;
/*
* ISIS PDU
*/
typedef struct bbl_isis_ {
uint8_t type;
uint8_t *pdu;
uint16_t pdu_len;
} bbl_isis_s;
/*
* OSPF PDU
*/
typedef struct bbl_ospf_ {
uint8_t version;
uint8_t type;
uint8_t *pdu;
uint16_t pdu_len;
} bbl_ospf_s;
typedef struct bbl_ldp_hello_ {
uint32_t lsr_id;
uint16_t label_space_id;
uint16_t hold_time;
uint32_t msg_id;
uint32_t ipv4_transport_address;
ipv6addr_t *ipv6_transport_address;
uint8_t dual_stack_capability;
} bbl_ldp_hello_s;
typedef struct bbl_bbl_ {
uint16_t padding;
uint8_t type;
uint8_t sub_type;
uint8_t direction;
uint8_t tos;
uint32_t session_id;
uint32_t ifindex;
uint16_t outer_vlan_id;
uint16_t inner_vlan_id;
uint32_t mc_source;
uint32_t mc_group;
uint64_t flow_id;
uint64_t flow_seq;
struct timespec timestamp;
} bbl_bbl_s;
/*
* Ethernet Header Structure
*/
typedef struct bbl_ethernet_header_ {
uint16_t length; /* frame length */
uint16_t type; /* ethertype */
uint16_t vlan_outer; /* outer VLAN identifier */
uint16_t vlan_inner; /* inner VLAN identifier */
uint16_t vlan_three; /* third VLAN */
uint8_t vlan_outer_priority;
uint8_t vlan_inner_priority;
uint8_t tos;
bool lwip;
bool qinq; /* ethertype 0x88a8 */
uint8_t *dst; /* destination MAC address */
uint8_t *src; /* source MAC address */
bbl_bbl_s *bbl; /* BBL stream header */
bbl_mpls_s *mpls; /* MPLS */
void *next; /* next header */
struct timespec timestamp; /* receive timestamp */
} bbl_ethernet_header_s;
/*
* PPPoE Discovery Structure
*/
typedef struct bbl_pppoe_discovery_ {
uint8_t code;
uint16_t session_id;
uint8_t *service_name;
uint16_t service_name_len;
uint8_t *ac_name;
uint16_t ac_name_len;
uint8_t *ac_cookie;
uint16_t ac_cookie_len;
uint8_t *host_uniq;
uint16_t host_uniq_len;
uint16_t max_payload;
access_line_s *access_line;
} bbl_pppoe_discovery_s;
/*
* PPPoE Session Structure
*
* Combined structure for 6 byte PPPoE
* session and 2 byte PPP header.
*/
typedef struct bbl_pppoe_session_ {
uint16_t session_id;
uint16_t protocol;
bool lwip;
void *next; /* next header */
void *payload; /* PPP payload */
uint16_t payload_len; /* PPP payload length */
} bbl_pppoe_session_s;
struct pppoe_ppp_session_header {
uint8_t version_type;
uint8_t code;
uint16_t session_id;
uint16_t len;
uint16_t protocol;
} __attribute__ ((__packed__));
/*
* PPP LCP Structure
*/
typedef struct bbl_lcp_ {
uint8_t code;
uint8_t identifier;
uint8_t *options;
uint8_t options_len;
uint16_t mru;
uint16_t auth;
uint16_t protocol;
uint32_t magic;
uint8_t vendor_oui[OUI_LEN];
uint8_t vendor_kind;
uint8_t *vendor_value;
uint16_t vendor_value_len;
uint8_t *start;
uint16_t len;
uint16_t padding;
uint8_t *option[PPP_MAX_OPTIONS];
bool unknown_options;
} bbl_lcp_s;
/*
* PPP IPCP Structure
*/
typedef struct bbl_ipcp_ {
uint8_t code;
uint8_t identifier;
uint8_t *options;
uint8_t options_len;
uint32_t address;
uint32_t dns1;
uint32_t dns2;
bool option_address;
bool option_dns1;
bool option_dns2;
uint8_t *option[PPP_MAX_OPTIONS];
bool unknown_options;
} bbl_ipcp_s;
/*
* PPP IP6CP Structure
*/
typedef struct bbl_ip6cp_ {
uint8_t code;
uint8_t identifier;
uint8_t *options;
uint8_t options_len;
uint64_t ipv6_identifier;
uint8_t *option[PPP_MAX_OPTIONS];
bool unknown_options;
} bbl_ip6cp_s;
/*
* PPP PAP Structure
*/
typedef struct bbl_ppp_pap_ {
uint8_t code;
uint8_t identifier;
char *username;
uint8_t username_len;
char *password;
uint8_t password_len;
char *reply_message;
uint8_t reply_message_len;
} bbl_pap_s;
/*
* PPP CHAP Structure
*/
typedef struct bbl_ppp_chap_ {
uint8_t code;
uint8_t identifier;
char *name;
uint8_t name_len;
uint8_t *challenge;
uint8_t challenge_len;
char *reply_message;
uint8_t reply_message_len;
} bbl_chap_s;
/*
* IPv4 Structure
*/
typedef struct bbl_ipv4_ {
uint32_t src;
uint32_t dst;
uint8_t tos;
uint8_t ttl;
uint8_t protocol;
bool router_alert_option; /* add router alert option if true */
uint16_t offset;
uint16_t len; /* IPv4 total length */
uint8_t *hdr; /* IPv4 header start */
void *next; /* next header */
void *payload; /* IPv4 payload */
uint16_t payload_len; /* IPv4 payload length */
} bbl_ipv4_s;
/*
* IPv6 Structure
*/
typedef struct bbl_ipv6_ {
uint8_t *src;
uint8_t *dst;
uint8_t tos;
uint8_t ttl;
uint8_t protocol;
uint16_t len; /* IPv6 total length */
uint8_t *hdr; /* IPv6 header start */
void *next; /* next header */
void *payload; /* IPv6 payload */
uint16_t payload_len; /* IPv6 payload length */
} bbl_ipv6_s;
/*
* UDP Structure
*/
typedef struct bbl_udp_ {
uint16_t src;
uint16_t dst;
uint8_t protocol;
void *next; /* next header */
void *payload; /* UDP payload */
uint16_t payload_len; /* UDP payload length */
} bbl_udp_s;
/*
* TCP Structure
*/
typedef struct bbl_tcp_ {
uint16_t src;
uint16_t dst;
uint16_t len; /* TCP total length */
uint8_t *hdr; /* TCP header start */
} bbl_tcp_s;
/*
* IGMP Structure
*/
typedef struct bbl_igmp_group_record_ {
uint8_t type;
uint32_t group;
uint8_t sources;
uint32_t source[IGMP_MAX_SOURCES];
} bbl_igmp_group_record_s;
typedef struct bbl_igmp_ {
uint8_t version;
uint8_t type;
uint8_t robustness;
uint32_t group;
uint32_t source;
uint8_t group_records;
bbl_igmp_group_record_s group_record[IGMP_MAX_GROUPS];
} bbl_igmp_s;
typedef struct bbl_icmp_ {
uint8_t type;
uint8_t code;
uint8_t *data;
uint16_t data_len;
} bbl_icmp_s;
typedef struct bbl_arp_ {
uint16_t code;
uint8_t *sender;
uint32_t sender_ip;
uint8_t *target;
uint32_t target_ip;
} bbl_arp_s;
typedef struct bbl_icmpv6_ {
uint8_t type;
uint8_t code;
uint8_t flags;
ipv6_prefix prefix;
uint8_t *mac;
uint8_t *data;
uint16_t data_len;
ipv6addr_t *dns1;
ipv6addr_t *dns2;
uint8_t *dst_mac;
} bbl_icmpv6_s;
typedef struct bbl_dhcpv6_ {
uint8_t type;
uint8_t hops;
uint32_t xid;
uint8_t *interface_id;
uint8_t interface_id_len;
uint8_t *client_duid;
uint8_t client_duid_len;
uint8_t *server_duid;
uint8_t server_duid_len;
ipv6addr_t *dns1;
ipv6addr_t *dns2;
bool rapid;
bool oro;
uint8_t *ia_na_option;
uint8_t ia_na_option_len;
uint32_t ia_na_iaid;
uint16_t ia_na_status_code;
ipv6addr_t *ia_na_address;
uint32_t ia_na_t1;
uint32_t ia_na_t2;
uint32_t ia_na_preferred_lifetime;
uint32_t ia_na_valid_lifetime;
uint8_t *ia_pd_option;
uint8_t ia_pd_option_len;
uint32_t ia_pd_iaid;
uint16_t ia_pd_status_code;
ipv6_prefix *ia_pd_prefix;
uint32_t ia_pd_t1;
uint32_t ia_pd_t2;
uint32_t ia_pd_preferred_lifetime;
uint32_t ia_pd_valid_lifetime;
access_line_s *access_line;
/* DHCPv6 Relay Attributes */
ipv6addr_t *link_address;
ipv6addr_t *peer_address;
struct bbl_dhcpv6_ *relay_message;
} bbl_dhcpv6_s;
struct dhcp_header {
uint8_t op;
uint8_t htype;
uint8_t hlen;
uint8_t hops;
uint32_t xid;
uint16_t secs;
uint16_t flags;
uint32_t ciaddr;
uint32_t yiaddr;
uint32_t siaddr;
uint32_t giaddr;
char chaddr[16];
char sname[64];
char file[128];
} __attribute__ ((__packed__));
typedef struct bbl_dhcp_ {
struct dhcp_header *header;
uint8_t type;
uint32_t server_identifier;
uint32_t lease_time;
uint32_t address;
uint32_t netmask;
uint32_t dns1;
uint32_t dns2;
uint32_t router;
uint16_t mtu;
char *host_name;
uint8_t host_name_len;
char *domain_name;
uint8_t domain_name_len;
bool parameter_request_list;
bool option_server_identifier;
bool option_lease_time;
bool option_address;
bool option_netmask;
bool option_dns1;
bool option_dns2;
bool option_router;
bool option_mtu;
bool option_host_name;
bool option_domain_name;
access_line_s *access_line;
uint8_t *client_identifier;
uint8_t client_identifier_len;
} bbl_dhcp_s;
typedef struct bbl_l2tp_ {
bool with_length; /* L Bit */
bool with_sequence; /* S Bit */
bool with_offset; /* O Bit */
bool with_priority; /* P Bit */
uint16_t type;
uint16_t length;
uint16_t tunnel_id;
uint16_t session_id;
uint16_t ns;
uint16_t nr;
uint16_t offset;
uint16_t protocol;
void *next; /* next header */
void *payload; /* l2tp payload */
uint16_t payload_len; /* l2tp payload length */
} bbl_l2tp_s;
typedef struct bbl_qmx_li_ {
uint32_t header;
uint8_t direction;
uint8_t packet_type;
uint8_t sub_packet_type;
uint32_t liid;
void *next; /* next header */
void *payload; /* LI payload */
uint16_t payload_len; /* LI payload length */
} bbl_qmx_li_s;
typedef struct bbl_cfm_ {
uint8_t type;
uint32_t seq;
bool rdi;
uint8_t md_level;
uint8_t md_name_format;
uint8_t md_name_len;
uint8_t *md_name;
uint16_t ma_id;
uint8_t ma_name_format;
uint8_t ma_name_len;
uint8_t *ma_name;
} bbl_cfm_s;
typedef struct bbl_lacp_ {
uint8_t *actor_system_id;
uint16_t actor_system_priority;
uint16_t actor_key;
uint16_t actor_port_priority;
uint16_t actor_port_id;
uint8_t actor_state;
uint8_t *partner_system_id;
uint16_t partner_system_priority;
uint16_t partner_key;
uint16_t partner_port_priority;
uint16_t partner_port_id;
uint8_t partner_state;
} bbl_lacp_s;
bool
packet_is_bbl(uint8_t *buf, uint16_t len);
uint16_t
bbl_checksum(uint8_t *buf, uint16_t len);
uint16_t
bbl_ipv6_ospf_checksum(ipv6addr_t src, ipv6addr_t dst, uint8_t *ospf, uint16_t ospf_len);
protocol_error_t
decode_ethernet(uint8_t *buf, uint16_t len,
uint8_t *sp, uint16_t sp_len,
bbl_ethernet_header_s **ethernet);
protocol_error_t
encode_ethernet(uint8_t *buf, uint16_t *len,
bbl_ethernet_header_s *eth);
#endif
Reference in New Issue View Git Blame Copy Permalink