-
-
Save blaquee/6664489 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# use rubinius! | |
M = 0x100000000 | |
RESULT = 0xEF2E3558 | |
def poly(a) | |
ret = a.inject(1337) do |sum, c| | |
sum + (32 * sum) + c | |
end | |
ret | |
end | |
def calc(a) | |
poly(a) % M | |
end | |
def check(a) | |
res = calc(a) | |
#puts "a: #{a}, poly(a): #{poly(a)} calc(a): #{calc(a).to_s 16}" | |
if (res == RESULT) | |
puts "SUCCESS! a: #{a}, poly(a): #{poly(a)} calc(a): #{calc(a).to_s 16}" | |
puts a.map{ |n| n.chr }.join | |
elsif ((res - RESULT).abs < 0xFF) | |
#puts "close .. a: #{a}, poly(a): #{poly(a)} calc(a): #{calc(a).to_s 16}" | |
end | |
end | |
def str_enumerator(len) | |
#(91..128).to_a.repeated_permutation(len) | |
# this is harcoded with length 6 | |
(96..96).each do |i1| | |
(115..115).each do |i2| | |
(97..97).each do |i3| | |
(86..86).each do |i4| | |
(31..128).each do |i5| | |
(31..128).each do |i6| | |
a = [i1,i2,i3,i4,i5,i6] | |
#puts a.inspect | |
yield a | |
end | |
end | |
end | |
end | |
end | |
end | |
end | |
# Script. | |
N_THREADS = ARGV[0].to_i | |
N_CHARS = ARGV[1].to_i | |
queue = Queue.new | |
threads = N_THREADS.times.collect do |thr_idx| | |
Thread.new do | |
$stderr.print '.' | |
# Worker Thread Task | |
begin | |
a = queue.pop | |
check(a) | |
end while true | |
end | |
end | |
#master = Thread.new do | |
# # Master Thread Task | |
$stderr.puts 'Start' | |
last = [0] * 2 | |
str_enumerator(N_CHARS) do |s| | |
if last[0..2] != s[0..2] | |
last = s | |
$stderr.puts "#{last[0..2]} ..." | |
end | |
a = s.map(&:ord).to_a | |
queue << a | |
end | |
$stderr.puts 'End' | |
threads.each { |t| Thread.kill(t) } | |
# end | |
Signal.trap('SIGINT') do | |
threads.each { |t| t.kill } | |
end |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment