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120 lines
4.4 KiB
Prolog
120 lines
4.4 KiB
Prolog
#!/usr/local/bin/perl
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# bn_prime.pl
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$num=2048;
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$num=$ARGV[0] if ($#ARGV >= 0);
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push(@primes,2);
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$p=1;
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loop: while ($#primes < $num-1)
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{
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$p+=2;
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$s=int(sqrt($p));
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for ($i=0; defined($primes[$i]) && $primes[$i]<=$s; $i++)
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{
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next loop if (($p%$primes[$i]) == 0);
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}
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push(@primes,$p);
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}
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# print <<"EOF";
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# /* Auto generated by bn_prime.pl */
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# /* Copyright (C) 1995-1997 Eric Young (eay\@mincom.oz.au).
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# * All rights reserved.
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# * Copyright remains Eric Young's, and as such any Copyright notices in
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# * the code are not to be removed.
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# * See the COPYRIGHT file in the SSLeay distribution for more details.
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# */
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#
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# EOF
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print <<\EOF;
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/* Auto generated by bn_prime.pl */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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EOF
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for ($i=0; $i <= $#primes; $i++)
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{
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if ($primes[$i] > 256)
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{
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$eight=$i;
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last;
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}
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}
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printf "#ifndef EIGHT_BIT\n";
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printf "#define NUMPRIMES %d\n",$num;
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printf "typedef unsigned short prime_t;\n";
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printf "#else\n";
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printf "#define NUMPRIMES %d\n",$eight;
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printf "typedef unsigned char prime_t;\n";
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printf "#endif\n";
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print "static const prime_t primes[NUMPRIMES]=\n\t{\n\t";
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$init=0;
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for ($i=0; $i <= $#primes; $i++)
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{
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printf "\n#ifndef EIGHT_BIT\n\t" if ($primes[$i] > 256) && !($init++);
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printf("\n\t") if (($i%8) == 0) && ($i != 0);
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printf("%4d,",$primes[$i]);
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}
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print "\n#endif\n\t};\n";
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