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Added check for already discovered devices in order to avoid duplicates as

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reported by David here: http://seclists.org/nmap-dev/2010/q4/257 [Patrik]
This commit is contained in:
patrik 2010-11-02 20:46:11 +00:00
parent 92b6fa9038
commit 5093705244
1 changed files with 13 additions and 6 deletions
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19
nselib/upnp.lua
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@ -138,6 +138,7 @@ Comm = {
receiveResponse = function( self )
local status, response
local result = {}
local host_responses = {}
repeat
status, response = self.socket:receive()
@ -148,15 +149,21 @@ Comm = {
end
local status, _, _, ip, _ = self.socket:get_info()
if ( not(status) ) then
return false, "Failed to retrieve socket information"
end
if target.ALLOW_NEW_TARGETS then target.add(ip) end
local status, output = self.decodeResponse( response )
if ( not(status) ) then
return false, "Failed to decode UPNP response"
if ( not(host_responses[ip]) ) then
local status, output = self.decodeResponse( response )
if ( not(status) ) then
return false, "Failed to decode UPNP response"
end
output = { output }
output.name = ip
table.insert( result, output )
host_responses[ip] = true
end
output = { output }
output.name = ip
table.insert( result, output )
until ( not( self.mcast ) )
if ( self.mcast ) then