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include/dhcp.hrl
-type message_type() ::
discover | offer | request | decline |
ack | nck | release | inform | force_renew.
-type dhcp_op() :: request | reply.
-type dhcp_op_id() :: 1..2.
-type int32() :: 0..4294967295.
-type short() :: 0..65535.
-type mac() :: {byte(),byte(),byte(),byte(),byte(),byte()}.
-type ip() :: int32().
-type ip_tpl() :: {byte(), byte(), byte(), byte()}.
-type dhcp_flags() :: [broadcast] | [].
-type null_terminated_string() :: binary().
-type htype() :: ethernet |
experiemental_ethernet |
ax25 |
proteon_token_ring |
chaos |
ieee802 |
arcnet |
hyperchannel |
lanstar |
autonet_short_address |
localtalk |
localnet |
ultra_link |
smds |
frame_relay |
atm16 |
hdlc |
fibre_channel |
atm19 |
serial_line |
atm21 |
mil_std_188_220 |
metricom |
ieee1394 |
mapos |
twinaxial |
eui64 |
hiparp |
ip_over_iso_7816_3 |
arpsec |
ipsec_tunnel |
infiniband |
cai_tia_102.
-type htype_id() :: 1..33.
-type dhcp_option() :: {subnet_mask, ip()} |
{time_offset, int32()} |
{router_address, [ip(),...]} |
{time_server, [ip(),...]} |
{ien_116_name_server, [ip(),...]} |
{domain_name_server, [ip(),...]} |
{log_server, [ip(),...]} |
{quotes_server, [ip(),...]} |
{lpr_server, [ip(),...]} |
{impress_server, [ip(),...]} |
{rlp_server, [ip(),...]} |
{hostname, binary()} |
{boot_file_size, short()} |
{merit_dump_file, binary()} |
{domain_name, binary()} |
{swap_server, ip()} |
{root_path, binary()} |
{bootp_extensions_path, binary()} |
{ip_forward_enable, byte()} |
{source_route_enable, byte()} |
{policy_filter, binary()} |
{max_datagram_reassembly_sz, short()} |
{default_ip_ttl, binary()} |
{path_mtu_aging_timeout, int32()} |
{path_mtu_plateau_table, [short(), ...]} |
{interface_mtu_size, short()} |
{all_subnets_are_local, byte()} |
{broadcast_address, ip()} |
{perform_mask_discovery, byte()} |
{provide_mask_to_others, byte()} |
{perform_router_discovery, byte()} |
{router_solicitation_address, ip()} |
{static_routes, [ip(),...]} |
{trailer_encapsulation, byte()} |
{arp_cache_timeout, int32()} |
{ethernet_encapsulation, byte()} |
{default_tcp_ttl, byte()} |
{keep_alive_interval, int32()} |
{keep_alive_garbage, byte()} |
{nis_domain_name, binary()} |
{nis_servers, [ip(),...]} |
{ntp_servers, [ip(),...]} |
{vendor, binary()} |
{netbios_name_servers, [ip(),...]} |
{netbios_dgm_dist_servers, [ip(),...]} |
{netbios_node_type, byte()} |
{netbios, binary()} |
{x_window_font_server, [ip(),...]} |
{x_window_display_mgr, [ip(),...]} |
{requested_ip_address, ip()} |
{ip_address_lease_time, int32()} |
{overload, byte()} |
{dhcp_server_identifier, ip()} |
{parameter_request_list, [byte(), ...]} |
{dhcp_error_message, binary()} |
{dhcp_maximum_msg_size, short()} |
{renewal_time, int32()} |
{rebinding_time, int32()} |
{vendor_class_identifier, binary()} |
{client_identifier, binary()} |
{netware_domain_name, binary()} |
{netware_sub_options, binary()} |
{nis_client_domain_name, binary()} |
{nis_server_address, ip()} |
{tftp_server_name, binary()} |
{boot_file_name, binary()} |
{home_agent_address, binary()} |
{smtp_server_address, [ip(),...]} |
{pop3_server_address, [ip(),...]} |
{nntp_server_address, [ip(),...]} |
{www_server_address, [ip(),...]} |
{finger_server_address, [ip(),...]} |
{irc_server_address, [ip(),...]} |
{streettalk_server_address, [ip(),...]} |
{stda_server_address, [ip(),...]} |
{user_class, binary()} |
{directory_agent, binary()} |
{service_scope, binary()} |
{rapid_commit, binary()} |
{client_fqdn, binary()} |
{relay_agent_information, binary()} |
{isns, binary()} |
{nds_servers, binary()} |
{nds_tree_name, binary()} |
{nds_context, binary()} |
{authentication, binary()} |
{client_last_txn_time, binary()} |
{associated_ip, binary()} |
{client_system, binary()} |
{client_ndi, binary()} |
{ldap, binary()} |
{uuid_guid, binary()} |
{user_auth, binary()} |
{netinfo_address, binary()} |
{netinfo_tag, binary()} |
{url, binary()} |
{auto_config, byte()} |
{name_service_search, binary()} |
{subnet_selection_option, binary()} |
{domain_search, binary()} |
{sip_servers_dhcp_option, binary()} |
{classless_static_route, binary()} |
{ccc, binary()} |
{geoconf_option, binary()} |
{v_i_vendor_class, binary()} |
{v_i_vendor_specific, binary()} |
{etherboot, binary()} |
{call_server_ip_address, binary()} |
{ethernet_interface, binary()} |
{remote_stats_svr_ip_address, binary()} |
{ieee_802_1q_l2_priority, binary()} |
{ieee_802_1p_vlan_id, binary()} |
{diffserv_code_point, binary()} |
{http_proxy, binary()} |
{cisco_tftp_server_ip_addresses, [ip(),...]}.
-type package_fields() :: op | htype | hlen | hops |
xid |
secs | flags |
ciaddr | yiaddr | siaddr | giaddr |
chaddr | sname | file |
options |
message_type.
-record(dhcp_package,
{op = request :: dhcp_op(),
htype = ethernet :: htype(),
hlen = 0 :: byte(),
hops = 0 :: byte(),
xid = 0 :: int32(),
secs = 0 :: short(),
flags = [] :: dhcp_flags(),
ciaddr = 0 :: ip(),
yiaddr = 0 :: ip(),
siaddr = 0 :: ip(),
giaddr = 0 :: ip(),
chaddr = {0,0,0,0,0,0} :: mac(),
sname = <<>> :: null_terminated_string(),
file = <<>> :: null_terminated_string(),
options = [] :: [dhcp_option()],
message_type = ack :: message_type()
}).