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https://github.com/nmap/nmap.git
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Re-indent some scripts. Whitespace-only commit
https://secwiki.org/w/Nmap/Code_Standards
This commit is contained in:
dmiller
@@ -35,146 +35,146 @@ categories = {"discovery","broadcast"}
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local arg_timeout = stdnse.parse_timespec(stdnse.get_script_args(SCRIPT_NAME .. '.timeout'))
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prerule = function()
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if ( not(nmap.is_privileged()) ) then
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stdnse.print_verbose("%s not running for lack of privileges.", SCRIPT_NAME)
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return false
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end
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return true
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if ( not(nmap.is_privileged()) ) then
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stdnse.print_verbose("%s not running for lack of privileges.", SCRIPT_NAME)
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return false
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end
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return true
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end
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local function get_interfaces()
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local interface_name = stdnse.get_script_args(SCRIPT_NAME .. ".interface")
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or nmap.get_interface()
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local interface_name = stdnse.get_script_args(SCRIPT_NAME .. ".interface")
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or nmap.get_interface()
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-- interfaces list (decide which interfaces to broadcast on)
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local interfaces = {}
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if interface_name then
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-- single interface defined
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local if_table = nmap.get_interface_info(interface_name)
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if if_table and packet.ip6tobin(if_table.address) and if_table.link == "ethernet" then
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interfaces[#interfaces + 1] = if_table
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else
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stdnse.print_debug("Interface not supported or not properly configured.")
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end
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else
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for _, if_table in ipairs(nmap.list_interfaces()) do
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if packet.ip6tobin(if_table.address) and if_table.link == "ethernet" then
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table.insert(interfaces, if_table)
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end
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end
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end
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-- interfaces list (decide which interfaces to broadcast on)
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local interfaces = {}
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if interface_name then
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-- single interface defined
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local if_table = nmap.get_interface_info(interface_name)
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if if_table and packet.ip6tobin(if_table.address) and if_table.link == "ethernet" then
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interfaces[#interfaces + 1] = if_table
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else
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stdnse.print_debug("Interface not supported or not properly configured.")
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end
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else
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for _, if_table in ipairs(nmap.list_interfaces()) do
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if packet.ip6tobin(if_table.address) and if_table.link == "ethernet" then
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table.insert(interfaces, if_table)
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end
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end
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end
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return interfaces
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return interfaces
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end
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local function single_interface_broadcast(if_nfo, results)
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stdnse.print_debug(2, "Starting " .. SCRIPT_NAME .. " on " .. if_nfo.device)
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local condvar = nmap.condvar(results)
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local src_mac = if_nfo.mac
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local src_ip6 = packet.ip6tobin(if_nfo.address)
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local dst_mac = packet.mactobin("33:33:00:00:00:01")
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local dst_ip6 = packet.ip6tobin("ff02::1")
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local gen_qry = packet.ip6tobin("::")
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stdnse.print_debug(2, "Starting " .. SCRIPT_NAME .. " on " .. if_nfo.device)
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local condvar = nmap.condvar(results)
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local src_mac = if_nfo.mac
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local src_ip6 = packet.ip6tobin(if_nfo.address)
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local dst_mac = packet.mactobin("33:33:00:00:00:01")
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local dst_ip6 = packet.ip6tobin("ff02::1")
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local gen_qry = packet.ip6tobin("::")
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local dnet = nmap.new_dnet()
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local pcap = nmap.new_socket()
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local dnet = nmap.new_dnet()
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local pcap = nmap.new_socket()
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dnet:ethernet_open(if_nfo.device)
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pcap:pcap_open(if_nfo.device, 1500, false, "ip6[40:1] == 58")
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dnet:ethernet_open(if_nfo.device)
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pcap:pcap_open(if_nfo.device, 1500, false, "ip6[40:1] == 58")
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local probe = packet.Frame:new()
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probe.mac_src = src_mac
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probe.mac_dst = dst_mac
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probe.ip_bin_src = src_ip6
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probe.ip_bin_dst = dst_ip6
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local probe = packet.Frame:new()
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probe.mac_src = src_mac
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probe.mac_dst = dst_mac
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probe.ip_bin_src = src_ip6
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probe.ip_bin_dst = dst_ip6
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probe.ip6_tc = 0
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probe.ip6_fl = 0
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probe.ip6_hlimit = 1
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probe.ip6_tc = 0
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probe.ip6_fl = 0
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probe.ip6_hlimit = 1
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probe.icmpv6_type = packet.MLD_LISTENER_QUERY
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probe.icmpv6_code = 0
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probe.icmpv6_type = packet.MLD_LISTENER_QUERY
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probe.icmpv6_code = 0
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-- Add a non-empty payload too.
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probe.icmpv6_payload = bin.pack("HA", "00 00 00 00", gen_qry)
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probe:build_icmpv6_header()
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probe.exheader = bin.pack("CH", packet.IPPROTO_ICMPV6, "00 05 02 00 00 01 00")
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probe.ip6_nhdr = packet.IPPROTO_HOPOPTS
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-- Add a non-empty payload too.
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probe.icmpv6_payload = bin.pack("HA", "00 00 00 00", gen_qry)
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probe:build_icmpv6_header()
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probe.exheader = bin.pack("CH", packet.IPPROTO_ICMPV6, "00 05 02 00 00 01 00")
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probe.ip6_nhdr = packet.IPPROTO_HOPOPTS
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probe:build_ipv6_packet()
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probe:build_ether_frame()
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probe:build_ipv6_packet()
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probe:build_ether_frame()
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dnet:ethernet_send(probe.frame_buf)
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dnet:ethernet_send(probe.frame_buf)
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pcap:set_timeout(1000)
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local pcap_timeout_count = 0
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local nse_timeout = arg_timeout or 10
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local start_time = nmap:clock()
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local addrs = {}
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pcap:set_timeout(1000)
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local pcap_timeout_count = 0
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local nse_timeout = arg_timeout or 10
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local start_time = nmap:clock()
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local addrs = {}
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repeat
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local status, length, layer2, layer3 = pcap:pcap_receive()
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local cur_time = nmap:clock()
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if ( status ) then
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local l2reply = packet.Frame:new(layer2)
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local reply = packet.Packet:new(layer3, length, true)
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if ( reply.ip6_nhdr == packet.MLD_LISTENER_REPORT or
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reply.ip6_nhdr == packet.MLDV2_LISTENER_REPORT ) then
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local target_str = reply.ip_src
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if not results[target_str] then
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if target.ALLOW_NEW_TARGETS then
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target.add(target_str)
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end
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results[target_str] = { address = target_str, mac = stdnse.format_mac(l2reply.mac_src), iface = if_nfo.device }
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end
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end
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end
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until ( cur_time - start_time >= nse_timeout )
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repeat
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local status, length, layer2, layer3 = pcap:pcap_receive()
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local cur_time = nmap:clock()
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if ( status ) then
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local l2reply = packet.Frame:new(layer2)
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local reply = packet.Packet:new(layer3, length, true)
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if ( reply.ip6_nhdr == packet.MLD_LISTENER_REPORT or
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reply.ip6_nhdr == packet.MLDV2_LISTENER_REPORT ) then
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local target_str = reply.ip_src
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if not results[target_str] then
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if target.ALLOW_NEW_TARGETS then
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target.add(target_str)
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end
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results[target_str] = { address = target_str, mac = stdnse.format_mac(l2reply.mac_src), iface = if_nfo.device }
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end
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end
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end
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until ( cur_time - start_time >= nse_timeout )
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dnet:ethernet_close()
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pcap:pcap_close()
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dnet:ethernet_close()
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pcap:pcap_close()
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condvar("signal")
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condvar("signal")
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end
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local function format_output(results)
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local output = tab.new()
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local output = tab.new()
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for _, record in pairs(results) do
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tab.addrow(output, "IP: " .. record.address, "MAC: " .. record.mac, "IFACE: " .. record.iface)
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end
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for _, record in pairs(results) do
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tab.addrow(output, "IP: " .. record.address, "MAC: " .. record.mac, "IFACE: " .. record.iface)
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end
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if ( #output > 0 ) then
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output = { tab.dump(output) }
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if not target.ALLOW_NEW_TARGETS then
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table.insert(output, "")
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table.insert(output, "Use --script-args=newtargets to add the results as targets")
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end
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return stdnse.format_output(true, output)
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end
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if ( #output > 0 ) then
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output = { tab.dump(output) }
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if not target.ALLOW_NEW_TARGETS then
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table.insert(output, "")
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table.insert(output, "Use --script-args=newtargets to add the results as targets")
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end
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return stdnse.format_output(true, output)
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end
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end
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action = function()
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local threads = {}
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local results = {}
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local condvar = nmap.condvar(results)
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local threads = {}
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local results = {}
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local condvar = nmap.condvar(results)
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for _, if_nfo in ipairs(get_interfaces()) do
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-- create a thread for each interface
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local co = stdnse.new_thread(single_interface_broadcast, if_nfo, results)
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threads[co] = true
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end
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for _, if_nfo in ipairs(get_interfaces()) do
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-- create a thread for each interface
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local co = stdnse.new_thread(single_interface_broadcast, if_nfo, results)
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threads[co] = true
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end
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repeat
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for thread in pairs(threads) do
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if coroutine.status(thread) == "dead" then threads[thread] = nil end
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end
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if ( next(threads) ) then
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condvar "wait"
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end
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until next(threads) == nil
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repeat
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for thread in pairs(threads) do
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if coroutine.status(thread) == "dead" then threads[thread] = nil end
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end
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if ( next(threads) ) then
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condvar "wait"
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end
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until next(threads) == nil
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return format_output(results)
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return format_output(results)
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end
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