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Tone detection - warvox - VoIP based wardialing tool, forked from rapid7/warvox. |
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commit ef8638d44b9365d3f3f3f841ccf950f676d48d36 |
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parent 426612920e87183e4d8580d4cb8b385e47ddb330 |
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Author: HD Moore <[email protected]> |
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Date: Sun, 22 Feb 2009 19:45:14 +0000 |
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Tone detection |
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Diffstat: |
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A bin/search_tones.rb | 54 +++++++++++++++++++++++++++++… |
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1 file changed, 54 insertions(+), 0 deletions(-) |
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diff --git a/bin/search_tones.rb b/bin/search_tones.rb |
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@@ -0,0 +1,54 @@ |
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+#!/usr/bin/env ruby |
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+################### |
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+ |
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+# |
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+# Load the library path |
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+# |
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+base = __FILE__ |
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+while File.symlink?(base) |
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+ base = File.expand_path(File.readlink(base), File.dirname(base)) |
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+end |
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+$:.unshift(File.join(File.expand_path(File.dirname(base)), '..', 'lib')) |
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+require 'warvox' |
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+require "kissfft" |
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+ |
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+# |
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+# Script |
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+# |
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+ |
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+def usage |
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+ $stderr.puts "#{$0} [audio.raw] <min-power>" |
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+ exit |
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+end |
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+ |
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+raw = WarVOX::Audio::Raw.from_file(ARGV.shift || usage) |
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+min = (ARGV.shift || 1).to_f |
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+res = KissFFT.fftr(4096, 8000, 1, raw.samples) |
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+ |
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+tones = {} |
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+res.each do |x| |
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+ mf = 0 |
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+ mp = 0 |
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+ x.each do |o| |
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+ if(o[1] > mp) |
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+ mp = o[1] |
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+ mf = o[0] |
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+ end |
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+ end |
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+ if(mp > min) |
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+ tones[mf.to_i] ||= [] |
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+ tones[mf.to_i] << [mf, mp] |
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+ end |
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+ # puts "#{mf.to_i}hz @ #{mp.to_i}" |
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+end |
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+ |
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+tones.keys.sort.each do |t| |
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+ puts "#{t}hz" |
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+ tones[t].each do |x| |
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+ puts "\t#{x[0]}hz @ #{x[1]}" |
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+ end |
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+end |
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+ |
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+ |
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+ |
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+ |
