--- /dev/null
+#!/usr/bin/ruby
+# bigint_test.rb
+=begin
+ This file is part of the AVR-Crypto-Lib.
+ Copyright (C) 2008, 2009 Daniel Otte (daniel.otte@rub.de)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+=end
+
+$debug = true
+$debug = false
+require 'rubygems'
+require 'serialport'
+require 'getopt/std'
+require 'fileutils'
+require 'date'
+$buffer_size = 0
+$conffile_check = Hash.new
+$conffile_check.default = 0
+
+def max(a, b)
+ return a > b ? a : b
+end
+
+def min(a, b)
+ return a < b ? a : b
+end
+
+################################################################################
+# readconfigfile #
+################################################################################
+
+def readconfigfile(fname, conf)
+ return conf if $conffile_check[fname]==1
+ $conffile_check[fname]=1
+ section = "default"
+ if ! File.exists?(fname)
+ return conf
+ end
+ file = File.open(fname, "r")
+ until file.eof
+ line = file.gets()
+ next if /[\s]*#/.match(line)
+ if m=/\[[\s]*([^\s]*)[\s]*\]/.match(line)
+ section=m[1]
+ conf[m[1]] = Hash.new
+ next
+ end
+ next if ! /=/.match(line)
+ m=/[\s]*([^\s]*)[\s]*=[\s]*([^\s]*)/.match(line)
+ if m[1]=="include"
+ Dir.glob(m[2]){ |fn| conf = readconfigfile(fn, conf) }
+ else
+ conf[section][m[1]] = m[2]
+ end
+ end
+ file.close()
+ return conf
+end
+
+################################################################################
+# expmod #
+################################################################################
+
+def expmod(base, power, mod)
+ result = 1
+ while power > 0
+ result = (result * base) % mod if power & 1 == 1
+ base = (base * base) % mod
+ power >>= 1;
+ end
+ return result
+end
+
+################################################################################
+# gcdext #
+################################################################################
+
+def gcdext(x,y)
+ return [0, 0, 0] if(x == 0 || y == 0)
+ g=1
+ while(x&1==0 && y&1==0) do
+ x>>=1
+ y>>=1
+ g<<=1
+ end
+ u=x; v=y; a=1; b=0; c=0; d=1
+ begin
+ while(u&1==0) do
+ if(a%2==1 || b%2==1)
+ a += y
+ b -= x
+ end
+ u>>=1; a>>=1; b>>=1
+ end
+ while(v&1==0) do
+ if(c%2==1 || d%2==1)
+ c += y
+ d -= x
+ end
+ v>>=1; c>>=1; d>>=1;
+ end
+ if(u>=v)
+ u -= v; a-=c; b-=d
+ else
+ v -= u; c-=a; d-=b
+ end
+ end while(u!=0)
+ return[g*v, c, d]
+end
+
+################################################################################
+# reset_system #
+################################################################################
+
+def reset_system
+ $sp.print("exit\r")
+ sleep 0.1
+ $sp.print("exit\r")
+ sleep 0.1
+end
+
+################################################################################
+# init_system #
+################################################################################
+
+def init_system(test_prog)
+ begin
+ line = $sp.gets()
+ end while line!=nil
+ $sp.print("echo off \r")
+ print("DBG i: " + "echo off \r"+"\n") if $debug
+ sleep 0.1
+ $sp.print("#{test_prog}\r")
+ print("DBG i: " + "#{test_prog} \r"+"\n") if $debug
+ sleep 1
+end
+
+################################################################################
+# wait_for_prompt #
+################################################################################
+
+def wait_for_prompt(prompt)
+ prompt = /[\s]*#{prompt}[\s]*/ if(prompt.class == String)
+ start_time = Time.now.to_i
+ acc = ''
+ begin
+ line = $sp.gets()
+ puts("DBG got (#{__LINE__}): "+line) if $debug && line
+ line = "" if line==nil
+ if /^(Error:|Crypto-VS).*/.match(line)
+ puts line
+ return false
+ end
+ if (Time.now.to_i- start_time) > $max_timeout
+ return false
+ end
+ acc += line
+ end while ! m=prompt.match(acc)
+ return m
+end
+
+################################################################################
+# screen_progress #
+################################################################################
+def screen_progress(v)
+ if $linepos == 0
+ printf("\n%5d [%04d]: ", $testno, $size)
+ end
+ putc((v)?('*'):('!'))
+ $testno += 1
+ $linepos = ($linepos+1) % $linewidth
+end
+
+################################################################################
+# add_test #
+################################################################################
+
+def add_test(a,b)
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter a:[\s]*/.match(line)
+ $sp.print(a.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter b:[\s]*/.match(line)
+ $sp.print(b.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! m=/[\s]*([-]?[0-9a-fA-F]*)[\s]+\+[\s]+([+-]?[0-9a-fA-F]*)[\s]*=[\s]*([+-]?[0-9a-fA-F]*)/.match(line)
+ a_ = m[1].to_i(16)
+ b_ = m[2].to_i(16)
+ c_ = m[3].to_i(16)
+ line.chomp!
+ if(a_== a && b_ == b && c_ == (a+b))
+ $logfile.printf("[pass (%d)]: %s\n", $testno, line)
+ return true
+ else
+ $logfile.printf("[fail (%s%s%s) (%d)]: %s",
+ (a == a_) ? "" : "a",
+ (b == b_) ? "" : "b",
+ (c_ == a + b) ? "" : "c", $testno, line)
+ $logfile.printf(" ; should %s + %s = %s\n", a.to_s(16), b.to_s(16), (a+b).to_s(16))
+ return false
+ end
+ return false
+end
+
+################################################################################
+# sub_test #
+################################################################################
+
+def sub_test(a, b)
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter a:[\s]*/.match(line)
+ $sp.print(a.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter b:[\s]*/.match(line)
+ $sp.print(b.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! m=/[\s]*([-]?[0-9a-fA-F]*)[\s]+\-[\s]+([+-]?[0-9a-fA-F]*)[\s]*=[\s]*([+-]?[0-9a-fA-F]*)/.match(line)
+ a_ = m[1].to_i(16)
+ b_ = m[2].to_i(16)
+ c_ = m[3].to_i(16)
+ line.chomp!
+ if(a_== a && b_ == b && c_ == (a - b))
+ $logfile.printf("[pass (%d)]: %s\n", $testno, line)
+ return true
+ else
+ $logfile.printf("[fail (%s%s%s) (%d)]: %s",
+ (a == a_) ? "" : "a",
+ (b == b_) ? "" : "b",
+ (c_ == a - b) ? "" : "c", $testno, line)
+ $logfile.printf(" ; should %s - %s = %s\n", a.to_s(16), b.to_s(16), (a - b).to_s(16))
+ return false
+ end
+ return false
+end
+
+################################################################################
+# mul_test #
+################################################################################
+
+def mul_test(a,b)
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter a:[\s]*/.match(line)
+ $sp.print(a.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter b:[\s]*/.match(line)
+ $sp.print(b.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! m=/[\s]*([+-]?[0-9a-fA-F]*)[\s]+\*[\s]+([+-]?[0-9a-fA-F]*)[\s]*=[\s]*([+-]?[0-9a-fA-F]*)/.match(line)
+ a_ = m[1].to_i(16)
+ b_ = m[2].to_i(16)
+ c_ = m[3].to_i(16)
+ line.chomp!
+ if(a_== a && b_ == b && c_ == (a*b))
+ $logfile.printf("[pass]: %s\n", line)
+ return true
+ else
+ $logfile.printf("[fail (%s%s%s)]: %s", (a==a_)?"":"a", (b==b_)?"":"b", (c_==a*b)?"":"c",line)
+ $logfile.printf(" ; should %s * %s = %s\n", a.to_s(16), b.to_s(16), (a*b).to_s(16))
+ return false
+ end
+ return false
+end
+
+################################################################################
+# add_scale_test #
+################################################################################
+def add_scale_test_dummy(a, b, scale)
+ should = a + (b<<(8*scale))
+ printf("[dummy] %s + %s <<8*%04x = %s\n",a.to_s(16), b.to_s(16), scale, should.to_s(16))
+end
+
+def add_scale_test(a, b, scale)
+ m = wait_for_prompt("enter a:")
+ return false if !m
+ puts("DBG put (#{__LINE__}): "+a.to_s(16)+" ") if $debug
+ $sp.print(a.to_s(16)+" ")
+ m = wait_for_prompt("enter b:")
+ return false if !m
+ puts("DBG put (#{__LINE__}): "+b.to_s(16)+" ") if $debug
+ $sp.print(b.to_s(16)+" ")
+ m = wait_for_prompt("enter scale:")
+ return false if !m
+ puts("DBG put (#{__LINE__}): "+scale.to_s(10)+" ") if $debug
+ $sp.print(scale.to_s(10)+"\r")
+ should = a + (b<<(8*scale))
+ m = wait_for_prompt(/[\s]*([-]?[0-9a-fA-F]+)[\s]+\+[\s]+([+-]?[0-9a-fA-F]+)[\s]*<<8\*[\s]*([+-]?[0-9a-fA-F]+)[\s]*=[\s]*([+-]?[0-9a-fA-F]+)/)
+ if !m
+ $logfile.printf("[fail (CRASH)]:")
+ $logfile.printf(" ; should %s + %s << 8*%s = %s\n", a.to_s(16), b.to_s(16), scale.to_s(16), should.to_s(16))
+ return false
+ end
+ line = m[0]
+ a_ = m[1].to_i(16)
+ b_ = m[2].to_i(16)
+ s_ = m[3].to_i(16)
+ c_ = m[4].to_i(16)
+ line.chomp!
+ if(a_== a && b_ == b && s_ == scale && c_ == should )
+ $logfile.printf("[pass]: %s\n", line)
+ return true
+ else
+ $logfile.printf("[fail (%s%s%s%s)]: %s", (a==a_)?"":"a", (b==b_)?"":"b", (scale==s_)?"":"s",(c_==should)?"":"c",line)
+ $logfile.printf(" ; should %s + %s << 8*%s = %s\n", a.to_s(16), b.to_s(16), scale.to_s(16), should.to_s(16))
+ return false
+ end
+ return false
+end
+
+################################################################################
+# square_test #
+################################################################################
+
+def square_test(a)
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter a:[\s]*/.match(line)
+ $sp.print(a.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! m=/[\s]*([+-]?[0-9a-fA-F]*)[\s]*\*\*2[\s]*=[\s]*([+-]?[0-9a-fA-F]*)/.match(line)
+ a_ = m[1].to_i(16)
+ c_ = m[2].to_i(16)
+ line.chomp!
+ if(a_== a && c_ == (a**2))
+ $logfile.printf("[pass]: %s\n", line)
+ return true
+ else
+ $logfile.printf("[fail (%s%s)]: %s", (a==a_)?"":"a", (c_==a**2)?"":"c",line)
+ $logfile.printf(" ; should %s **2 = %s\n", a.to_s(16), (a**2).to_s(16))
+ return false
+ end
+ return false
+end
+
+################################################################################
+# reduce_test #
+################################################################################
+
+def reduce_test(a,b)
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter a:[\s]*/.match(line)
+ $sp.print(a.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter b:[\s]*/.match(line)
+ $sp.print(b.to_s(16)+" ")
+ line=''
+ begin
+ line_tmp = $sp.gets()
+ line_tmp = '' if line_tmp==nil
+ line += line_tmp
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! m=/[\s]*([+-]?[0-9a-fA-F]*)[\s]+%[\s]+([+-]?[0-9a-fA-F]*)[\s]*=[\s]*([+-]?[0-9a-fA-F]+)/.match(line)
+ a_ = m[1].to_i(16)
+ b_ = m[2].to_i(16)
+ c_ = m[3].to_i(16)
+ line.strip!
+ if(a_== a && b_ == b && c_ == (a%b))
+ $logfile.printf("[pass (%d)]: %s\n", $testno, line)
+ return true
+ else
+ $logfile.printf("[fail (%s%s%s) (%d)]: %s",
+ (a == a_) ? "" : "a",
+ (b == b_) ? "" : "b",
+ (c_ == a % b) ? "" : "c", $testno, line)
+ $logfile.printf(" ; should %s %% %s = %s\n", a.to_s(16), b.to_s(16), (a % b).to_s(16))
+ return false
+ end
+ return false
+end
+
+################################################################################
+# mulmod_test #
+################################################################################
+
+def mulmod_test(a,b,c)
+ begin
+ printf("[testing] mulmod(%#x, %#x, %#x)\n",a,b,c) if $debug
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter a:[\s]*/.match(line)
+ $sp.print(a.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter b:[\s]*/.match(line)
+ $sp.print(b.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter c:[\s]*/.match(line)
+ $sp.print(c.to_s(16)+" ")
+ line=''
+ begin
+ line_tmp = $sp.gets()
+ line_tmp = '' if line_tmp==nil
+ line += line_tmp
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ m = /[\s]*\([\s]*([+-]?[0-9a-fA-F]*)[\s]*\*[\s]*([+-]?[0-9a-fA-F]*)[\s]*\)[\s]+%[\s]+([+-]?[0-9a-fA-F]*)[\s]*=[\s]*([+-]?[0-9a-fA-F]+)/.match(line)
+ puts("DBG: line did not match pattern (" + line + ")") if !m && $debug
+ end while ! m
+ a_ = m[1].to_i(16)
+ b_ = m[2].to_i(16)
+ c_ = m[3].to_i(16)
+ d_ = m[4].to_i(16)
+ line.chomp!
+ if(a_== a && b_ == b && c_ == c && d_ == (a * b % c) )
+ $logfile.printf("[pass]: %s\n", line)
+ return true
+ else
+ $logfile.printf("[fail (%s%s%s%s)]: %s", (a == a_) ? '' : 'a', (b == b_) ? '' : 'b', (c_ == c) ? '' : 'c', (d_== (a * b % c)) ? '' : 'd',line)
+ $logfile.printf(" ; should (%s * %s) %% %s = %s\n", a.to_s(16), b.to_s(16), c.to_s(16), (a * b % c).to_s(16))
+ return false
+ end
+ return false
+end
+
+################################################################################
+# expmod_test #
+################################################################################
+
+def expmod_test(a,b,c)
+ begin
+ printf("[testing] expmod(%#x, %#x, %#x)\n",a,b,c) if $debug
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter a:[\s]*/.match(line)
+ $sp.print(a.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter b:[\s]*/.match(line)
+ $sp.print(b.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter c:[\s]*/.match(line)
+ $sp.print(c.to_s(16)+" ")
+ line=''
+ begin
+ line_tmp = $sp.gets()
+ line_tmp = '' if line_tmp == nil
+ line += line_tmp
+ puts("DBG got: "+line) if $debug
+ if /^Error:/.match(line)
+ puts line
+ return false
+ end
+ end while ! m=/[\s]*([+-]?[0-9a-fA-F]+)\*\*([+-]?[0-9a-fA-F]+)[\s]+%[\s]+([+-]?[0-9a-fA-F]+)[\s]*=[\s]*([+-]?[0-9a-fA-F]+)/.match(line)
+ a_ = m[1].to_i(16)
+ b_ = m[2].to_i(16)
+ c_ = m[3].to_i(16)
+ d_ = m[4].to_i(16)
+ line.chomp!
+ if(a_== a && b_ == b && c_ == c && d_ ==expmod(a,b,c) )
+ $logfile.printf("[pass]: %s\n", line)
+ return true
+ else
+ $logfile.printf("[fail (%s%s%s%s)]: %s", (a==a_)?'':'a', (b==b_)?'':'b', (c_==c)?'':'c', (d_==expmod(a,b,c))?'':'d',line)
+ $logfile.printf(" ; should %s**%s %% %s = %s\n", a.to_s(16), b.to_s(16), c.to_s(16), expmod(a,b,c).to_s(16))
+ return false
+ end
+ return false
+end
+
+################################################################################
+# gcdext_test #
+################################################################################
+
+def gcdext_test(a,b)
+ $logfile.printf("[testing] gcdext(%s, %s)\n", a.to_s(16), b.to_s(16))
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter a:[\s]*/.match(line)
+ $sp.print(a.to_s(16)+" ")
+ begin
+ line = $sp.gets()
+ line = "" if line==nil
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! /[\s]*enter b:[\s]*/.match(line)
+ $sp.print(b.to_s(16)+" ")
+ line=''
+ begin
+ line_tmp = $sp.gets()
+ line_tmp = '' if line_tmp==nil
+ line = '' if line.end_with?('\n')
+ line += line_tmp
+ puts("DBG got: "+line) if $debug
+ if /^Error:.*/.match(line)
+ puts line
+ return false
+ end
+ end while ! m=/gcdext\([\s]*([+-]?[0-9a-fA-F]*)[\s]*,[\s]*([+-]?[0-9a-fA-F]*)[\s]*\)[\s]*=> a = ([+-]?[0-9a-fA-F]+); b = ([+-]?[0-9a-fA-F]+); gcd = ([+-]?[0-9a-fA-F]+)/.match(line)
+ a_ = m[1].to_i(16)
+ b_ = m[2].to_i(16)
+ c_ = m[3].to_i(16)
+ d_ = m[4].to_i(16)
+ e_ = m[5].to_i(16)
+ line.chomp!
+ line.gsub!("\r",'')
+ line.gsub!("\n",'')
+ ref = gcdext(a,b)
+ if(a_== a && b_ == b && c_ == ref[1] && d_ == ref[2] && e_== ref[0])
+ $logfile.printf("[pass (%d)]: %s\n", $testno, line)
+ return true
+ else
+ $logfile.printf("[fail (%s%s%s%s%s) (%d)]: %s",
+ (a == a_) ? '' : 'a',
+ (b == b_) ? '' : 'b',
+ (c_ == ref[1]) ? '' : 'c',
+ (d_ == ref[2]) ? '' : 'd',
+ (e_ == ref[0]) ? '' : 'e', $testno, line)
+ $logfile.printf(" ; should gcdext( %s, %s) => a = %s; b = %s; gcd = %s\n",
+ a.to_s(16), b.to_s(16), ref[1].to_s(16), ref[2].to_s(16), ref[0].to_s(16))
+ return false
+ end
+ return false
+end
+
+################################################################################
+# run_test_add #
+################################################################################
+
+def run_test_add(skip=0)
+ length_a_B = skip+1
+ length_b_B = skip+1
+ begin
+ $size = length_a_B
+ (0..16).each do |i|
+ a = rand(256**length_a_B)
+ b = rand(256**length_a_B)
+ v = add_test(a, b)
+ screen_progress(v)
+ v = add_test(b, a)
+ screen_progress(v)
+ end
+ (0..16).each do |i|
+ b_size = rand(length_b_B+1)
+ a = rand(256**length_a_B)
+ b = rand(256**b_size)
+ v = add_test(a, b)
+ screen_progress(v)
+ v = add_test(b, a)
+ screen_progress(v)
+ end
+ length_a_B += 1
+ length_b_B += 1
+ end while length_a_B<4096/8
+end
+
+################################################################################
+# run_test_sub #
+################################################################################
+
+def run_test_sub(skip = 0)
+ length_a_B = skip + 1
+ length_b_B = skip + 1
+ begin
+ $size = length_a_B
+ (0..16).each do |i|
+ a = rand(256 ** length_a_B)
+ b = rand(a + 1)
+ v = sub_test(a, b)
+ screen_progress(v)
+ end
+ (0..16).each do |i|
+ b_size = rand(length_b_B + 1)
+ a = rand(256 ** length_a_B)
+ b = rand(min(256 ** b_size, a + 1))
+ v = sub_test(a, b)
+ screen_progress(v)
+ end
+ length_a_B += 1
+ length_b_B += 1
+ end while length_a_B < 4096 / 8
+end
+
+
+################################################################################
+# run_test_add_scale #
+################################################################################
+
+def run_test_add_scale(skip=0)
+ length_a_B = skip+1
+ length_b_B = skip+1
+ begin
+ $size = length_a_B
+ (0..4).each do |i|
+ scales = [0, 300]
+ 16.times { scales << rand(301) }
+ scales.sort!
+ scales.each do |scale|
+ a = rand(256**length_a_B)
+ b = rand(256**length_a_B)
+ v = add_scale_test(a, b, scale)
+ screen_progress(v)
+ v = add_scale_test(b, a, scale)
+ screen_progress(v)
+ end
+ end
+ (0..4).each do |i|
+ scales = [0, 300]
+ 16.times { scales << rand(301) }
+ scales.sort!
+ scales.each do |scale|
+ b_size = rand(length_b_B+1)+1
+ a = rand(256**length_a_B)
+ b = rand(256**b_size)
+ v = add_scale_test(a, b, scale)
+ screen_progress(v)
+ v = add_scale_test(b, a, scale)
+ screen_progress(v)
+ end
+ end
+ length_a_B += 10
+ length_b_B += 10
+ end while length_a_B<4096/8
+end
+
+def run_test_add_scale_dummy(skip=0)
+ length_a_B = skip+1
+ length_b_B = skip+1
+ begin
+ $size = length_a_B
+ (0..4).each do |i|
+ scales = [0, 300]
+ 16.times { scales << rand(301) }
+ scales.sort!
+ scales.each do |scale|
+ a = rand(256**length_a_B)
+ b = rand(256**length_a_B)
+ v = add_scale_test_dummy(a, b, scale)
+ v = add_scale_test_dummy(b, a, scale)
+ end
+ end
+ (0..4).each do |i|
+ scales = [0, 300]
+ 16.times { scales << rand(301) }
+ scales.sort!
+ scales.each do |scale|
+ b_size = rand(length_b_B+1)
+ a = rand(256**length_a_B)
+ b = rand(256**b_size)
+ v = add_scale_test_dummy(a, b, scale)
+ v = add_scale_test_dummy(b, a, scale)
+ end
+ end
+ length_a_B += 10
+ length_b_B += 10
+ end while length_a_B<4096/8
+end
+
+################################################################################
+# run_test_mul #
+################################################################################
+
+def run_test_mul(skip=0)
+ length_a_B = skip+1
+ length_b_B = skip+1
+ begin
+ $size = length_a_B
+ (0..16).each do |i|
+ s_a = rand(2)*2-1
+ s_b = rand(2)*2-1
+ a = rand(256**length_a_B) * s_a
+ b = rand(256**length_a_B) * s_b
+ v = mul_test(a, b)
+ screen_progress(v)
+ v = mul_test(b, a)
+ screen_progress(v)
+ end
+ (0..16).each do |i|
+ s_a = rand(2)-1
+ s_b = rand(2)-1
+ b_size = rand(length_b_B+1)
+ a = rand(256**length_a_B) * s_a
+ b = rand(256**b_size) * s_b
+ v = mul_test(a, b)
+ screen_progress(v)
+ v = mul_test(b, a)
+ screen_progress(v)
+ end
+ length_a_B += 1
+ length_b_B += 1
+ end while length_a_B<4096/8
+end
+
+################################################################################
+# run_test_mul_word #
+################################################################################
+
+def run_test_mul_word(skip=0)
+ length_a_B = skip+1
+ length_b_B = skip+1
+ begin
+ $size = length_a_B
+ (0..255).each do |i|
+ a = rand(256 ** length_a_B)
+ v = mul_test(a, i)
+ screen_progress(v)
+ end
+ length_a_B += 1
+ end while length_a_B < 4096 / 8
+end
+
+################################################################################
+# run_test_square #
+################################################################################
+
+def run_test_square(skip=0)
+ length_a_B = skip+1
+ begin
+ $size = length_a_B
+ (0..16).each do |i|
+ a = rand(256**length_a_B)
+ v = square_test(a)
+ screen_progress(v)
+ end
+ length_a_B += 1
+ end while length_a_B<4096/8
+end
+
+################################################################################
+# run_test_reduce #
+################################################################################
+
+def run_test_reduce(skip=0)
+ length_a_B = skip+1
+ length_b_B = skip+1
+ begin
+ $size = length_a_B
+ (0..16).each do |i|
+ a = rand(256**length_a_B)
+ b = rand(256**length_a_B)+1
+ v = reduce_test(a, b)
+ screen_progress(v)
+ end
+ (0..16).each do |i|
+ b_size = rand(length_b_B+1)
+ a = rand(256**length_a_B)
+ b = rand(256**b_size)+1
+ v = reduce_test(a, b)
+ screen_progress(v)
+ end
+ length_a_B += 1
+ length_b_B += 1
+ end while length_a_B<4096/8
+end
+
+################################################################################
+# run_test_expmod #
+################################################################################
+
+def run_test_expmod(skip=0)
+ length_a_B = skip + 1
+ length_b_B = skip + 1
+ length_c_B = skip + 1
+ begin
+ $size = length_a_B
+ (0..16).each do |i|
+ a = rand(256 ** length_a_B)
+ b = rand(256 ** length_b_B) + 1
+ c = rand(256 ** length_c_B) + 1
+ v = expmod_test(a, b, c)
+ screen_progress(v)
+ end
+ (0..16).each do |i|
+ b_size = rand(length_b_B+1)
+ a = rand(256 ** length_a_B)
+ b = rand(256 ** b_size) + 1
+ c = rand(256 ** b_size) + 1
+ v = expmod_test(a, b, c)
+ screen_progress(v)
+ end
+ length_a_B += 1
+ length_b_B += 1
+ end while length_a_B<4096/8
+end
+
+################################################################################
+# run_test_expmodmont #
+################################################################################
+
+def run_test_expmodmont(skip=0)
+ length_a_B = skip + 1
+ length_b_B = skip + 1
+ length_c_B = skip + 1
+ begin
+ $size = length_a_B
+ (0..16).each do |i|
+ a = rand(256 ** length_a_B)
+ b = rand(256 ** length_b_B) + 1
+ c = rand(256 ** length_c_B) / 2 * 2 +1
+ v = expmod_test(a, b, c)
+ screen_progress(v)
+ end
+ (0..16).each do |i|
+ b_size = rand(length_b_B + 10)
+ a = rand(256 ** length_a_B)
+ b = rand(256 ** b_size) + 1
+ c = rand(256 ** b_size) / 2 * 2 +1
+ v = expmod_test(a, b, c)
+ screen_progress(v)
+ end
+ length_a_B += 1
+ length_b_B += 1
+ end while length_a_B<4096/8
+end
+
+################################################################################
+# run_test_mulmod #
+################################################################################
+
+def run_test_mulmod(skip=0)
+ length_a_B = skip+1
+ length_b_B = skip+1
+ length_c_B = skip+1
+ begin
+ $size = length_a_B
+ (0..16).each do |i|
+ a = rand(256**length_a_B)
+ b = rand(256**length_b_B)
+ c = (rand(256**length_c_B) / 2 * 2) + 1
+ a %= c
+ b %= c
+ v = mulmod_test(a, b, c)
+ screen_progress(v)
+ end
+ (0..16).each do |i|
+ b_size = rand(length_b_B+1)
+ a = rand(256**length_a_B)
+ b = rand(256**b_size)
+ c = (rand(256**length_c_B) / 2 * 2) + 1
+ a %= c
+ b %= c
+ v = mulmod_test(a, b, c)
+ screen_progress(v)
+ end
+ length_a_B += 1
+ length_b_B += 1
+ length_c_B += 1
+ end while length_a_B<4096/8
+end
+
+################################################################################
+# run_test_gcdext #
+################################################################################
+
+def run_test_gcdext(skip=0)
+ length_a_B = skip+1
+ length_b_B = skip+1
+ begin
+ $size = length_a_B
+ (0..16).each do |i|
+ a = rand(256**length_a_B)
+ b = rand(256**length_a_B)+1
+ v = gcdext_test(a, b)
+ $logfile.flush()
+ screen_progress(v)
+ end
+ (0..16).each do |i|
+ b_size = rand(length_b_B+1)
+ a = rand(256**length_a_B)
+ b = rand(256**b_size)+1
+ v = gcdext_test(a, b)
+ $logfile.flush()
+ screen_progress(v)
+ end
+ length_a_B += 1
+ length_b_B += 1
+ end while length_a_B<4096/8
+end
+
+def init_serialport(conf)
+ puts("serial port interface version: " + SerialPort::VERSION);
+ $linewidth = 64
+ $linepos = 0
+ $testno = 0
+ params = { "baud" => conf["PORT"]["baud"].to_i,
+ "data_bits" => conf["PORT"]["databits"].to_i,
+ "stop_bits" => conf["PORT"]["stopbits"].to_i,
+ "parity" => SerialPort::NONE }
+ params["paraty"] = SerialPort::ODD if conf["PORT"]["paraty"].downcase == "odd"
+ params["paraty"] = SerialPort::EVEN if conf["PORT"]["paraty"].downcase == "even"
+ params["paraty"] = SerialPort::MARK if conf["PORT"]["paraty"].downcase == "mark"
+ params["paraty"] = SerialPort::SPACE if conf["PORT"]["paraty"].downcase == "space"
+
+ puts("\nPort: "+conf["PORT"]["port"]+"@" +
+ params["baud"].to_s +
+ " " +
+ params["data_bits"].to_s +
+ conf["PORT"]["paraty"][0,1].upcase +
+ params["stop_bits"].to_s +
+ "\n")
+
+ $sp = SerialPort.new(conf["PORT"]["port"], params)
+
+ $sp.read_timeout = 100; # 5 minutes
+ $sp.flow_control = SerialPort::SOFT
+
+ reset_system()
+end
+
+################################################################################
+# MAIN #
+################################################################################
+
+opts = Getopt::Std.getopts("r:s:f:i:a:hd")
+
+conf = Hash.new
+conf = readconfigfile("/etc/testport.conf", conf)
+conf = readconfigfile("~/.testport.conf", conf)
+conf = readconfigfile("testport.conf", conf)
+conf = readconfigfile(opts["f"], conf) if opts["f"]
+
+#puts conf.inspect
+init_serialport(conf)
+
+ $max_timeout = 5 * 60
+
+if opts['d']
+ $debug = true
+end
+
+if opts['r']
+ random_seed = opts['r'].to_i(0)
+else
+ random_seed = 0xdeadbeef
+end
+
+logfilename = conf['PORT']['testlogbase']+'bigint.txt'
+if File.exists?(logfilename)
+ i=1
+ begin
+ logfilename = sprintf('%s%04d%s', conf['PORT']['testlogbase']+'bigint_',i,'.txt')
+ i+=1
+ end while(File.exists?(logfilename))
+ while(i>2) do
+ n1 = sprintf('%s%04d%s', conf['PORT']['testlogbase']+'bigint_',i-2,'.txt')
+ n2 = sprintf('%s%04d%s', conf['PORT']['testlogbase']+'bigint_',i-1,'.txt')
+ File.rename(n1, n2)
+# printf("%s -> %s\n", n1, n2)
+ i-=1
+ end
+ n1 = sprintf('%s%s', conf['PORT']['testlogbase'],'bigint.txt')
+ n2 = sprintf('%s%04d%s', conf['PORT']['testlogbase']+'bigint_',1,'.txt')
+ File.rename(n1, n2)
+ printf("%s -> %s\n", n1, n2)
+ logfilename = conf['PORT']['testlogbase']+'bigint.txt'
+end
+$logfile = File.open(logfilename, 'w')
+printf("logfile: %s\n", logfilename)
+$logfile.sync = true
+$logfile.printf("bigint test from: %s\n", Time.now.to_s)
+$logfile.printf("skip = %s\n", opts['s']) if opts['s']
+$logfile.printf("seed = 0x%X\n", random_seed)
+
+tests = Hash.new
+tests['a'] = proc {|x| run_test_add(x) }
+tests['b'] = proc {|x| run_test_sub(x) }
+tests['m'] = proc {|x| run_test_mul(x) }
+tests['M'] = proc {|x| run_test_mulmod(x) }
+tests['n'] = proc {|x| run_test_mul_word(x) }
+tests['x'] = proc {|x| run_test_add_scale(x) }
+tests['s'] = proc {|x| run_test_square(x) }
+tests['r'] = proc {|x| run_test_reduce(x) }
+tests['e'] = proc {|x| run_test_expmod(x) }
+tests['E'] = proc {|x| run_test_expmodmont(x) }
+tests['g'] = proc {|x| run_test_gcdext(x) }
+init_str = Hash.new
+init_str['a'] = 'add-test'
+init_str['b'] = 'sub-test'
+init_str['x'] = 'add-scale-test'
+init_str['m'] = 'mul-test'
+init_str['M'] = 'mul-mont-test'
+init_str['n'] = 'mul-word-test'
+init_str['s'] = 'square-test'
+init_str['r'] = 'reduce-test'
+init_str['e'] = 'expmod-test'
+init_str['E'] = 'expmod-mont-test'
+init_str['g'] = 'gcdext-test'
+
+srand(random_seed)
+
+if opts['a']
+ opts['a'].each_char do |x|
+ if tests[x]
+ puts init_str[x]
+ init_system(init_str[x])
+ tests[x].call(opts['s']?opts['s'].to_i():0)
+ else
+ puts "no test defined for '#{x}'"
+ end
+ end
+else
+ 'amsrMeE'.each_char do |x|
+ if tests[x]
+ puts init_str[x]
+ init_system(init_str[x])
+ tests[x].call(opts['s']?opts['s'].to_i():0)
+ else
+ puts "no test defined for '#{x}'"
+ end
+ end
+end
+1
+
+$logile.close()