openssl/util/mkdef.pl
Dr. Stephen Henson 55a9cc6e47 Make the 'crypto' and 'ssl' options in the perl script mkdef.pl really work,
also add an 'update' option to automatically append any new functions to the
ssleay.num and libeay.num files.
1999-02-11 01:39:30 +00:00

347 lines
6.7 KiB
Perl
Executable File

#!/usr/local/bin/perl
#
# generate a .def file
#
# It does this by parsing the header files and looking for the
# non-prototyped functions.
#
$crypto_num="util/libeay.num";
$ssl_num= "util/ssleay.num";
$NT=1;
foreach (@ARGV)
{
$NT=1 if $_ eq "32";
$NT=0 if $_ eq "16";
$do_ssl=1 if $_ eq "ssleay";
$do_ssl=1 if $_ eq "ssl";
$do_crypto=1 if $_ eq "libeay";
$do_crypto=1 if $_ eq "crypto";
$do_update=1 if $_ eq "update";
}
if (!$do_ssl && !$do_crypto)
{
print STDERR "usage: $0 ( ssl | crypto ) [ 16 | 32 ]\n";
exit(1);
}
%ssl_list=&load_numbers($ssl_num);
$max_ssl = $max_num;
%crypto_list=&load_numbers($crypto_num);
$max_crypto = $max_num;
$ssl="ssl/ssl.h";
$crypto ="crypto/crypto.h";
$crypto.=" crypto/des/des.h";
$crypto.=" crypto/idea/idea.h";
$crypto.=" crypto/rc4/rc4.h";
$crypto.=" crypto/rc5/rc5.h";
$crypto.=" crypto/rc2/rc2.h";
$crypto.=" crypto/bf/blowfish.h";
$crypto.=" crypto/cast/cast.h";
$crypto.=" crypto/md2/md2.h";
$crypto.=" crypto/md5/md5.h";
$crypto.=" crypto/mdc2/mdc2.h";
$crypto.=" crypto/sha/sha.h";
$crypto.=" crypto/ripemd/ripemd.h";
$crypto.=" crypto/bn/bn.h";
$crypto.=" crypto/rsa/rsa.h";
$crypto.=" crypto/dsa/dsa.h";
$crypto.=" crypto/dh/dh.h";
$crypto.=" crypto/stack/stack.h";
$crypto.=" crypto/buffer/buffer.h";
$crypto.=" crypto/bio/bio.h";
$crypto.=" crypto/lhash/lhash.h";
$crypto.=" crypto/conf/conf.h";
$crypto.=" crypto/txt_db/txt_db.h";
$crypto.=" crypto/evp/evp.h";
$crypto.=" crypto/objects/objects.h";
$crypto.=" crypto/pem/pem.h";
#$crypto.=" crypto/meth/meth.h";
$crypto.=" crypto/asn1/asn1.h";
$crypto.=" crypto/asn1/asn1_mac.h";
$crypto.=" crypto/err/err.h";
$crypto.=" crypto/pkcs7/pkcs7.h";
$crypto.=" crypto/x509/x509.h";
$crypto.=" crypto/x509/x509_vfy.h";
$crypto.=" crypto/x509v3/x509v3.h";
$crypto.=" crypto/rand/rand.h";
$crypto.=" crypto/hmac/hmac.h";
$crypto.=" crypto/comp/comp.h";
$crypto.=" crypto/tmdiff.h";
$match{'NOPROTO'}=1;
$match2{'PERL5'}=1;
@ssl_func = &do_defs("SSLEAY", $ssl);
@crypto_func = &do_defs("LIBEAY", $crypto);
if ($do_update) {
if ($do_ssl == 1) {
open(OUT, ">>$ssl_num");
&update_numbers(*OUT,"SSLEAY",*ssl_list,$max_ssl, @ssl_func);
close OUT;
}
if($do_crypto == 1) {
open(OUT, ">>$crypto_num");
&update_numbers(*OUT,"LIBEAY",*crypto_list,$max_crypto, @crypto_func);
close OUT;
}
} else {
&print_def_file(*STDOUT,"SSLEAY",*ssl_list,@ssl_func)
if $do_ssl == 1;
&print_def_file(*STDOUT,"LIBEAY",*crypto_list,@crypto_func)
if $do_crypto == 1;
}
sub do_defs
{
local($name,$files)=@_;
local(@ret);
$off=-1;
foreach $file (split(/\s+/,$files))
{
# print STDERR "reading $file\n";
open(IN,"<$file") || die "unable to open $file:$!\n";
$depth=0;
$pr=-1;
@np="";
$/=undef;
$a=<IN>;
while (($i=index($a,"/*")) >= 0)
{
$j=index($a,"*/");
last unless ($j >= 0);
$a=substr($a,0,$i).substr($a,$j+2);
# print "$i $j\n";
}
foreach (split("\n",$a))
{
if (/^\#\s*ifndef (.*)/)
{
push(@tag,$1);
$tag{$1}=-1;
next;
}
elsif (/^\#\s*if !defined\(([^\)]+)\)/)
{
push(@tag,$1);
$tag{$1}=-1;
next;
}
elsif (/^\#\s*ifdef (.*)/)
{
push(@tag,$1);
$tag{$1}=1;
next;
}
elsif (/^\#\s*if defined(.*)/)
{
push(@tag,$1);
$tag{$1}=1;
next;
}
elsif (/^\#\s*endif/)
{
$tag{$tag[$#tag]}=0;
pop(@tag);
next;
}
elsif (/^\#\s*else/)
{
$t=$tag[$#tag];
$tag{$t}= -$tag{$t};
next;
}
#printf STDERR "$_\n%2d %2d %2d %2d %2d $NT\n",
#$tag{'NOPROTO'},$tag{'FreeBSD'},$tag{'WIN16'},$tag{'PERL5'},$tag{'NO_FP_API'};
$t=undef;
if (/^extern .*;$/)
{ $t=&do_extern($name,$_); }
elsif ( ($tag{'NOPROTO'} == 1) &&
($tag{'FreeBSD'} != 1) &&
(($NT && ($tag{'WIN16'} != 1)) ||
(!$NT && ($tag{'WIN16'} != -1))) &&
($tag{'PERL5'} != 1) &&
# ($tag{'_WINDLL'} != -1) &&
((!$NT && $tag{'_WINDLL'} != -1) ||
($NT && $tag{'_WINDLL'} != 1)) &&
((($tag{'NO_FP_API'} != 1) && $NT) ||
(($tag{'NO_FP_API'} != -1) && !$NT)))
{ $t=&do_line($name,$_); }
else
{ $t=undef; }
if (($t ne undef) && (!$done{$name,$t}))
{
$done{$name,$t}++;
push(@ret,$t);
#printf STDERR "one:$t\n" if $t =~ /BIO_/;
}
}
close(IN);
}
return(@ret);
}
sub do_line
{
local($file,$_)=@_;
local($n);
return(undef) if /^$/;
return(undef) if /^\s/;
#printf STDERR "two:$_\n" if $_ =~ /BIO_/;
if (/(CRYPTO_get_locking_callback)/)
{ return($1); }
elsif (/(CRYPTO_get_id_callback)/)
{ return($1); }
elsif (/(CRYPTO_get_add_lock_callback)/)
{ return($1); }
elsif (/(SSL_CTX_get_verify_callback)/)
{ return($1); }
elsif (/(SSL_get_info_callback)/)
{ return($1); }
elsif ((!$NT) && /(ERR_load_CRYPTO_strings)/)
{ return("ERR_load_CRYPTOlib_strings"); }
elsif (!$NT && /BIO_s_file/)
{ return(undef); }
elsif (!$NT && /BIO_new_file/)
{ return(undef); }
elsif (!$NT && /BIO_new_fp/)
{ return(undef); }
elsif ($NT && /BIO_s_file_internal/)
{ return(undef); }
elsif ($NT && /BIO_new_file_internal/)
{ return(undef); }
elsif ($NT && /BIO_new_fp_internal/)
{ return(undef); }
else
{
/\s\**(\S+)\s*\(/;
return($1);
}
}
sub do_extern
{
local($file,$_)=@_;
local($n);
/\s\**(\S+);$/;
return($1);
}
sub print_def_file
{
local(*OUT,$name,*nums,@functions)=@_;
local($n)=1;
if ($NT)
{ $name.="32"; }
else
{ $name.="16"; }
print OUT <<"EOF";
;
; Definition file for the DLL version of the $name library from OpenSSL
;
LIBRARY $name
DESCRIPTION 'OpenSSL $name - http://www.openssl.org/'
EOF
if (!$NT)
{
print <<"EOF";
CODE PRELOAD MOVEABLE
DATA PRELOAD MOVEABLE SINGLE
EXETYPE WINDOWS
HEAPSIZE 4096
STACKSIZE 8192
EOF
}
print "EXPORTS\n";
(@e)=grep(/^SSLeay/,@functions);
(@r)=grep(!/^SSLeay/,@functions);
@functions=((sort @e),(sort @r));
foreach $func (@functions)
{
if (!defined($nums{$func}))
{
printf STDERR "$func does not have a number assigned\n"
if(!$do_update);
}
else
{
$n=$nums{$func};
printf OUT " %s%-40s@%d\n",($NT)?"":"_",$func,$n;
}
}
printf OUT "\n";
}
sub load_numbers
{
local($name)=@_;
local($j,@a,%ret);
$max_num = 0;
open(IN,"<$name") || die "unable to open $name:$!\n";
while (<IN>)
{
chop;
s/#.*$//;
next if /^\s*$/;
@a=split;
$ret{$a[0]}=$a[1];
$max_num = $a[1] if $a[1] > $max_num;
}
close(IN);
return(%ret);
}
sub update_numbers
{
local(*OUT,$name,*nums,$start_num, @functions)=@_;
my $new_funcs = 0;
print STDERR "Updating $name\n";
foreach $func (@functions)
{
if (!defined($nums{$func}))
{
$new_funcs++;
printf OUT "%s%-40s%d\n","",$func, ++$start_num;
}
}
if($new_funcs) {
print STDERR "$new_funcs New Functions added\n";
} else {
print STDERR "No New Functions Added\n";
}
}