util/mkdef.pl: Add UNIX as a platform
[openssl.git] / util / mkdef.pl
index aa85ec8251f874df225281414f5934f80878f158..dc39be42b83540278a426d4d1cda4fcbbc11f42a 100755 (executable)
@@ -1,11 +1,18 @@
-#!/usr/local/bin/perl -w
+#! /usr/bin/env perl
+# Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the OpenSSL license (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 #
 # generate a .def file
 #
 # It does this by parsing the header files and looking for the
 # prototyped functions: it then prunes the output.
 #
-# Intermediary files are created, call libeay.num and ssleay.num,
+# Intermediary files are created, call libcrypto.num and libssl.num,
 # The format of these files is:
 #
 #      routine-name    nnnn    vers    info
@@ -17,7 +24,7 @@
 #      existence:platform:kind:algorithms
 #
 # - "existence" can be "EXIST" or "NOEXIST" depending on if the symbol is
-#   found somewhere in the source, 
+#   found somewhere in the source,
 # - "platforms" is empty if it exists on all platforms, otherwise it contains
 #   comma-separated list of the platform, just as they are if the symbol exists
 #   for those platforms, or prepended with a "!" if not.  This helps resolve
 use lib ".";
 use configdata;
 use File::Spec::Functions;
+use File::Basename;
+use if $^O ne "VMS", 'File::Glob' => qw/glob/;
 
 my $debug=0;
 
-my $crypto_num= catfile($config{sourcedir},"util","libeay.num");
-my $ssl_num=    catfile($config{sourcedir},"util","ssleay.num");
+my $crypto_num= catfile($config{sourcedir},"util","libcrypto.num");
+my $ssl_num=    catfile($config{sourcedir},"util","libssl.num");
 my $libname;
 
 my $do_update = 0;
@@ -56,26 +65,25 @@ my $do_ctest = 0;
 my $do_ctestall = 0;
 my $do_checkexist = 0;
 
-my $VMSVAX=0;
-my $VMSNonVAX=0;
 my $VMS=0;
 my $W32=0;
 my $NT=0;
-my $OS2=0;
+my $UNIX=0;
 my $linux=0;
 # Set this to make typesafe STACK definitions appear in DEF
 my $safe_stack_def = 0;
 
 my @known_platforms = ( "__FreeBSD__", "PERL5",
-                       "EXPORT_VAR_AS_FUNCTION", "ZLIB"
+                       "EXPORT_VAR_AS_FUNCTION", "ZLIB", "_WIN32"
                        );
-my @known_ossl_platforms = ( "VMS", "WIN32", "WINNT", "OS2" );
+my @known_ossl_platforms = ( "UNIX", "VMS", "WIN32", "WINNT", "OS2" );
 my @known_algorithms = ( "RC2", "RC4", "RC5", "IDEA", "DES", "BF",
                         "CAST", "MD2", "MD4", "MD5", "SHA", "SHA0", "SHA1",
                         "SHA256", "SHA512", "RMD160",
                         "MDC2", "WHIRLPOOL", "RSA", "DSA", "DH", "EC", "EC2M",
-                        "HMAC", "AES", "CAMELLIA", "SEED", "GOST",
-                         "SCRYPT", "CHACHA", "POLY1305",
+                        "HMAC", "AES", "CAMELLIA", "SEED", "GOST", "ARIA",
+                         "SCRYPT", "CHACHA", "POLY1305", "BLAKE2",
+                        "SIPHASH",
                         # EC_NISTP_64_GCC_128
                         "EC_NISTP_64_GCC_128",
                         # Envelope "algorithms"
@@ -90,26 +98,26 @@ my @known_algorithms = ( "RC2", "RC4", "RC5", "IDEA", "DES", "BF",
                          "STATIC_ENGINE", "ENGINE", "HW", "GMP",
                         # Entropy Gathering
                         "EGD",
-                         # X.509v3 Signed Certificate Timestamps
-                         "SCT",
+                        # Certificate Transparency
+                        "CT",
                         # RFC3779
                         "RFC3779",
                         # TLS
                         "PSK", "SRP", "HEARTBEATS",
                         # CMS
                         "CMS",
+                         "OCSP",
                         # CryptoAPI Engine
                         "CAPIENG",
-                        # SSL v3 method
-                        "SSL3_METHOD",
-                        # JPAKE
-                        "JPAKE",
+                        # SSL methods
+                        "SSL3_METHOD", "TLS1_METHOD", "TLS1_1_METHOD", "TLS1_2_METHOD", "DTLS1_METHOD", "DTLS1_2_METHOD",
                         # NEXTPROTONEG
                         "NEXTPROTONEG",
                         # Deprecated functions
                         "DEPRECATEDIN_0_9_8",
                         "DEPRECATEDIN_1_0_0",
                         "DEPRECATEDIN_1_1_0",
+                        "DEPRECATEDIN_1_2_0",
                         # SCTP
                         "SCTP",
                         # SRTP
@@ -118,8 +126,13 @@ my @known_algorithms = ( "RC2", "RC4", "RC5", "IDEA", "DES", "BF",
                         "SSL_TRACE",
                         # Unit testing
                         "UNIT_TEST",
+                        # User Interface
+                        "UI",
+                        #
+                        "TS",
                         # OCB mode
                         "OCB",
+                        "CMAC",
                          # APPLINK (win build feature?)
                          "APPLINK"
                      );
@@ -132,6 +145,14 @@ foreach (@known_algorithms) {
 # disabled by default
 $disabled_algorithms{"STATIC_ENGINE"} = 1;
 
+my $apiv = sprintf "%x%02x%02x", split(/\./, $config{api});
+foreach (keys %disabled_algorithms) {
+       if (/^DEPRECATEDIN_(\d+)_(\d+)_(\d+)$/) {
+               my $depv = sprintf "%x%02x%02x", $1, $2, $3;
+               $disabled_algorithms{$_} = 1 if $apiv ge $depv;
+       }
+}
+
 my $zlib;
 
 foreach (@ARGV, split(/ /, $config{options}))
@@ -143,30 +164,22 @@ foreach (@ARGV, split(/ /, $config{options}))
                $W32 = 1;
                $NT = 1;
        }
-       if ($_ eq "VMS-VAX") {
-               $VMS=1;
-               $VMSVAX=1;
-       }
-       if ($_ eq "VMS-NonVAX") {
-               $VMS=1;
-               $VMSNonVAX=1;
-       }
        if ($_ eq "linux") {
                $linux=1;
+               $UNIX=1;
        }
-       $VMS=$VMSNonVAX=1 if $_ eq "VMS";
-       $OS2=1 if $_ eq "OS2";
+       $VMS=1 if $_ eq "VMS";
        if ($_ eq "zlib" || $_ eq "enable-zlib" || $_ eq "zlib-dynamic"
                         || $_ eq "enable-zlib-dynamic") {
                $zlib = 1;
        }
 
-       $do_ssl=1 if $_ eq "ssleay";
+       $do_ssl=1 if $_ eq "libssl";
        if ($_ eq "ssl") {
-               $do_ssl=1; 
+               $do_ssl=1;
                $libname=$_
        }
-       $do_crypto=1 if $_ eq "libeay";
+       $do_crypto=1 if $_ eq "libcrypto";
        if ($_ eq "crypto") {
                $do_crypto=1;
                $libname=$_;
@@ -176,26 +189,9 @@ foreach (@ARGV, split(/ /, $config{options}))
        $do_ctest=1 if $_ eq "ctest";
        $do_ctestall=1 if $_ eq "ctestall";
        $do_checkexist=1 if $_ eq "exist";
-       #$safe_stack_def=1 if $_ eq "-DDEBUG_SAFESTACK";
-       if (/^--api=(\d+)\.(\d+)\.(\d+)$/) {
-               my $apiv = sprintf "%x%02x%02x", $1, $2, $3;
-               foreach (keys %disabled_algorithms) {
-                       if (/^DEPRECATEDIN_(\d+)_(\d+)_(\d+)$/) {
-                               my $depv = sprintf "%x%02x%02x", $1, $2, $3;
-                               $disabled_algorithms{$_} = 1 if $apiv ge $depv;
-                       }
-               }
-       }
-       if (/^no-deprecated$/) {
-               foreach (keys %disabled_algorithms) {
-                       if (/^DEPRECATEDIN_/) {
-                               $disabled_algorithms{$_} = 1;
-                       }
-               }
-       }
-       elsif (/^(enable|disable|no)-(.*)$/) {
+       if (/^(enable|disable|no)-(.*)$/) {
                my $alg = uc $2;
-        $alg =~ tr/-/_/;
+               $alg =~ tr/-/_/;
                if (exists $disabled_algorithms{$alg}) {
                        $disabled_algorithms{$alg} = $1 eq "enable" ? 0 : 1;
                }
@@ -203,21 +199,21 @@ foreach (@ARGV, split(/ /, $config{options}))
 
        }
 
-if (!$libname) { 
+if (!$libname) {
        if ($do_ssl) {
-               $libname="SSLEAY";
+               $libname="LIBSSL";
        }
        if ($do_crypto) {
-               $libname="LIBEAY";
+               $libname="LIBCRYPTO";
        }
 }
 
 # If no platform is given, assume WIN32
-if ($W32 + $VMS + $OS2 + $linux == 0) {
+if ($W32 + $VMS + $linux == 0) {
        $W32 = 1;
 }
 die "Please, only one platform at a time"
-    if ($W32 + $VMS + $OS2 + $linux > 1);
+    if ($W32 + $VMS + $linux > 1);
 
 if (!$do_ssl && !$do_crypto)
        {
@@ -231,106 +227,62 @@ $max_ssl = $max_num;
 $max_crypto = $max_num;
 
 my $ssl="include/openssl/ssl.h";
+$ssl.=" include/openssl/sslerr.h";
 $ssl.=" include/openssl/tls1.h";
 $ssl.=" include/openssl/srtp.h";
 
-my $crypto ="include/openssl/crypto.h";
-$crypto.=" crypto/include/internal/cryptlib.h";
-$crypto.=" crypto/include/internal/chacha.h"; # unless $no_chacha;
-$crypto.=" crypto/include/internal/poly1305.h"; # unless $no_poly1305;
+# When scanning include/openssl, skip all SSL files and some internal ones.
+my %skipthese;
+foreach my $f ( split(/\s+/, $ssl) ) {
+    $skipthese{$f} = 1;
+}
+$skipthese{'include/openssl/conf_api.h'} = 1;
+$skipthese{'include/openssl/ebcdic.h'} = 1;
+$skipthese{'include/openssl/opensslconf.h'} = 1;
+
+# We use headers found in include/openssl and include/internal only.
+# The latter is needed so libssl.so/.dll/.exe can link properly.
+my $crypto ="include/internal/dso.h";
 $crypto.=" include/internal/o_dir.h";
 $crypto.=" include/internal/o_str.h";
-$crypto.=" include/openssl/des.h" ; # unless $no_des;
-$crypto.=" include/openssl/idea.h" ; # unless $no_idea;
-$crypto.=" include/openssl/rc4.h" ; # unless $no_rc4;
-$crypto.=" include/openssl/rc5.h" ; # unless $no_rc5;
-$crypto.=" include/openssl/rc2.h" ; # unless $no_rc2;
-$crypto.=" include/openssl/blowfish.h" ; # unless $no_bf;
-$crypto.=" include/openssl/cast.h" ; # unless $no_cast;
-$crypto.=" include/openssl/whrlpool.h" ;
-$crypto.=" include/openssl/md2.h" ; # unless $no_md2;
-$crypto.=" include/openssl/md4.h" ; # unless $no_md4;
-$crypto.=" include/openssl/md5.h" ; # unless $no_md5;
-$crypto.=" include/openssl/mdc2.h" ; # unless $no_mdc2;
-$crypto.=" include/openssl/sha.h" ; # unless $no_sha;
-$crypto.=" include/openssl/ripemd.h" ; # unless $no_ripemd;
-$crypto.=" include/openssl/aes.h" ; # unless $no_aes;
-$crypto.=" include/openssl/camellia.h" ; # unless $no_camellia;
-$crypto.=" include/openssl/seed.h"; # unless $no_seed;
-
-$crypto.=" include/openssl/bn.h";
-$crypto.=" include/openssl/rsa.h" ; # unless $no_rsa;
-$crypto.=" include/openssl/dsa.h" ; # unless $no_dsa;
-$crypto.=" include/openssl/dh.h" ; # unless $no_dh;
-$crypto.=" include/openssl/ec.h" ; # unless $no_ec;
-$crypto.=" include/openssl/hmac.h" ; # unless $no_hmac;
-$crypto.=" include/openssl/cmac.h" ;
-
-$crypto.=" include/openssl/engine.h"; # unless $no_engine;
-$crypto.=" include/openssl/stack.h" ; # unless $no_stack;
-$crypto.=" include/openssl/buffer.h" ; # unless $no_buffer;
-$crypto.=" include/openssl/bio.h" ; # unless $no_bio;
-$crypto.=" include/openssl/dso.h" ; # unless $no_dso;
-$crypto.=" include/openssl/lhash.h" ; # unless $no_lhash;
-$crypto.=" include/openssl/conf.h";
-$crypto.=" include/openssl/txt_db.h";
-
-$crypto.=" include/openssl/evp.h" ; # unless $no_evp;
-$crypto.=" include/openssl/objects.h";
-$crypto.=" include/openssl/pem.h";
-#$crypto.=" include/openssl/meth.h";
-$crypto.=" include/openssl/asn1.h";
-$crypto.=" include/openssl/asn1t.h";
-$crypto.=" include/openssl/err.h" ; # unless $no_err;
-$crypto.=" include/openssl/pkcs7.h";
-$crypto.=" include/openssl/pkcs12.h";
-$crypto.=" include/openssl/x509.h";
-$crypto.=" include/openssl/x509_vfy.h";
-$crypto.=" include/openssl/x509v3.h";
-$crypto.=" include/openssl/ts.h";
-$crypto.=" include/openssl/rand.h";
-$crypto.=" include/openssl/comp.h" ; # unless $no_comp;
-$crypto.=" include/openssl/ocsp.h";
-$crypto.=" include/openssl/ui.h";
-#$crypto.=" include/openssl/store.h";
-$crypto.=" include/openssl/cms.h";
-$crypto.=" include/openssl/jpake.h";
-$crypto.=" include/openssl/srp.h";
-$crypto.=" include/openssl/modes.h";
-$crypto.=" include/openssl/async.h";
+$crypto.=" include/internal/err.h";
+foreach my $f ( glob(catfile($config{sourcedir},'include/openssl/*.h')) ) {
+    my $fn = "include/openssl/" . lc(basename($f));
+    $crypto .= " $fn" if !defined $skipthese{$fn} && $f !~ m@/[a-z]+err\.h$@;
+}
 
 my $symhacks="include/openssl/symhacks.h";
 
-my @ssl_symbols = &do_defs("SSLEAY", $ssl, $symhacks);
-my @crypto_symbols = &do_defs("LIBEAY", $crypto, $symhacks);
+my @ssl_symbols = &do_defs("LIBSSL", $ssl, $symhacks);
+my @crypto_symbols = &do_defs("LIBCRYPTO", $crypto, $symhacks);
 
 if ($do_update) {
 
 if ($do_ssl == 1) {
 
-       &maybe_add_info("SSLEAY",*ssl_list,@ssl_symbols);
+       &maybe_add_info("LIBSSL",*ssl_list,@ssl_symbols);
        if ($do_rewrite == 1) {
                open(OUT, ">$ssl_num");
-               &rewrite_numbers(*OUT,"SSLEAY",*ssl_list,@ssl_symbols);
+               &rewrite_numbers(*OUT,"LIBSSL",*ssl_list,@ssl_symbols);
        } else {
                open(OUT, ">>$ssl_num");
        }
-       &update_numbers(*OUT,"SSLEAY",*ssl_list,$max_ssl,@ssl_symbols);
+       &update_numbers(*OUT,"LIBSSL",*ssl_list,$max_ssl,@ssl_symbols);
        close OUT;
 }
 
 if($do_crypto == 1) {
 
-       &maybe_add_info("LIBEAY",*crypto_list,@crypto_symbols);
+       &maybe_add_info("LIBCRYPTO",*crypto_list,@crypto_symbols);
        if ($do_rewrite == 1) {
                open(OUT, ">$crypto_num");
-               &rewrite_numbers(*OUT,"LIBEAY",*crypto_list,@crypto_symbols);
+               &rewrite_numbers(*OUT,"LIBCRYPTO",*crypto_list,@crypto_symbols);
        } else {
                open(OUT, ">>$crypto_num");
        }
-       &update_numbers(*OUT,"LIBEAY",*crypto_list,$max_crypto,@crypto_symbols);
+       &update_numbers(*OUT,"LIBCRYPTO",*crypto_list,$max_crypto,@crypto_symbols);
        close OUT;
-} 
+}
 
 } elsif ($do_checkexist) {
        &check_existing(*ssl_list, @ssl_symbols)
@@ -348,10 +300,10 @@ if($do_crypto == 1) {
 int main()
 {
 EOF
-       &print_test_file(*STDOUT,"SSLEAY",*ssl_list,$do_ctestall,@ssl_symbols)
+       &print_test_file(*STDOUT,"LIBSSL",*ssl_list,$do_ctestall,@ssl_symbols)
                if $do_ssl == 1;
 
-       &print_test_file(*STDOUT,"LIBEAY",*crypto_list,$do_ctestall,@crypto_symbols)
+       &print_test_file(*STDOUT,"LIBCRYPTO",*crypto_list,$do_ctestall,@crypto_symbols)
                if $do_crypto == 1;
 
        print "}\n";
@@ -387,13 +339,14 @@ sub do_defs
                {
                my $fn = catfile($config{sourcedir},$file);
                print STDERR "DEBUG: starting on $fn:\n" if $debug;
-               open(IN,"<$fn") || die "unable to open $fn:$!\n";
+               open(IN,"<$fn") || die "Can't open $fn, $!,";
                my $line = "", my $def= "";
                my %tag = (
                        (map { $_ => 0 } @known_platforms),
                        (map { "OPENSSL_SYS_".$_ => 0 } @known_ossl_platforms),
                        (map { "OPENSSL_NO_".$_ => 0 } @known_algorithms),
                        (map { "OPENSSL_USE_".$_ => 0 } @known_algorithms),
+                       (grep /^DEPRECATED_/, @known_algorithms),
                        NOPROTO         => 0,
                        PERL5           => 0,
                        _WINDLL         => 0,
@@ -459,7 +412,7 @@ sub do_defs
                        if($parens > 0) {
                                #Inside a DEPRECATEDIN
                                $stored_multiline .= $_;
-                               chomp $stored_multiline;
+                               $stored_multiline =~ s|\R$||; # Better chomp
                                print STDERR "DEBUG: Continuing multiline DEPRECATEDIN: $stored_multiline\n" if $debug;
                                $parens = count_parens($stored_multiline);
                                if ($parens == 0) {
@@ -480,9 +433,7 @@ sub do_defs
                        }
 
                        if (/\\$/) {
-                               chomp; # remove eol
-                               chop; # remove ending backslash
-                               $line = $_;
+                               $line = $`; # keep what was before the backslash
                                next;
                        }
 
@@ -499,13 +450,31 @@ sub do_defs
                                $cpp++ if /^#\s*if/;
                                $cpp-- if /^#\s*endif/;
                                next;
-                       }
-                       $cpp = 1 if /^#.*ifdef.*cplusplus/;
+                       }
+                       if (/^#.*ifdef.*cplusplus/) {
+                               $cpp = 1;
+                               next;
+                       }
 
                        s/{[^{}]*}//gs;                      # ignore {} blocks
                        print STDERR "DEBUG: \$def=\"$def\"\n" if $debug && $def ne "";
                        print STDERR "DEBUG: \$_=\"$_\"\n" if $debug;
-                       if (/^\#\s*ifndef\s+(.*)/) {
+                       if (/^\#\s*if\s+OPENSSL_API_COMPAT\s*(\S)\s*(0x[0-9a-fA-F]{8})L\s*$/) {
+                               my $op = $1;
+                               my $v = hex($2);
+                               if ($op ne '<' && $op ne '>=') {
+                                   die "$file unacceptable operator $op: $_\n";
+                               }
+                               my ($one, $major, $minor) =
+                                   ( ($v >> 28) & 0xf,
+                                     ($v >> 20) & 0xff,
+                                     ($v >> 12) & 0xff );
+                               my $t = "DEPRECATEDIN_${one}_${major}_${minor}";
+                               push(@tag,"-");
+                               push(@tag,$t);
+                               $tag{$t}=($op eq '<' ? 1 : -1);
+                               print STDERR "DEBUG: $file: found tag $t = $tag{$t}\n" if $debug;
+                       } elsif (/^\#\s*ifndef\s+(.*)/) {
                                push(@tag,"-");
                                push(@tag,$1);
                                $tag{$1}=-1;
@@ -587,6 +556,7 @@ sub do_defs
                                pop(@tag);
                        } elsif (/^\#\s*else/) {
                                my $tag_i = $#tag;
+                               die "$file unmatched else\n" if $tag_i < 0;
                                while($tag[$tag_i] ne "-") {
                                        my $t=$tag[$tag_i];
                                        $tag{$t}= -$tag{$t};
@@ -605,6 +575,9 @@ sub do_defs
                                push(@tag,"TRUE");
                                $tag{"TRUE"}=-1;
                                print STDERR "DEBUG: $file: found 0\n" if $debug;
+                       } elsif (/^\#\s*if\s+/) {
+                               #Some other unrecognized "if" style
+                               push(@tag,"-");
                        } elsif (/^\#\s*define\s+(\w+)\s+(\w+)/
                                 && $symhacking && $tag{'TRUE'} != -1) {
                                # This is for aliasing.  When we find an alias,
@@ -632,6 +605,9 @@ sub do_defs
                                    , grep(!/^$/,
                                         map { $tag{"OPENSSL_USE_".$_} == 1 ? $_ : "" }
                                         @known_algorithms);
+                               push @current_algorithms,
+                                   grep { /^DEPRECATEDIN_/ && $tag{$_} == 1 }
+                                   @known_algorithms;
                                $def .=
                                    "#INFO:"
                                        .join(',',@current_platforms).":"
@@ -639,7 +615,8 @@ sub do_defs
                                next;
                        }
                        if ($tag{'TRUE'} != -1) {
-                               if (/^\s*DECLARE_STACK_OF\s*\(\s*(\w*)\s*\)/) {
+                               if (/^\s*DEFINE_STACK_OF\s*\(\s*(\w*)\s*\)/
+                                               || /^\s*DEFINE_STACK_OF_CONST\s*\(\s*(\w*)\s*\)/) {
                                        next;
                                } elsif (/^\s*DECLARE_ASN1_ENCODE_FUNCTIONS\s*\(\s*(\w*)\s*,\s*(\w*)\s*,\s*(\w*)\s*\)/) {
                                        $def .= "int d2i_$3(void);";
@@ -800,7 +777,7 @@ sub do_defs
                                        $def .=
                                            "#INFO:"
                                                .join(',',@current_platforms).":"
-                                                   .join(',',@current_algorithms).";";
+                                                   .join(',',"STDIO",@current_algorithms).";";
                                        $def .= "int PEM_read_$1(void);";
                                        $def .= "int PEM_write_$1(void);";
                                        $def .=
@@ -817,7 +794,7 @@ sub do_defs
                                        $def .=
                                            "#INFO:"
                                                .join(',',@current_platforms).":"
-                                                   .join(',',@current_algorithms).";";
+                                                   .join(',',"STDIO",@current_algorithms).";";
                                        $def .= "int PEM_write_$1(void);";
                                        $def .=
                                            "#INFO:"
@@ -831,12 +808,12 @@ sub do_defs
                                        $def .=
                                            "#INFO:"
                                                .join(',',@current_platforms).":"
-                                                   .join(',',@current_algorithms).";";
+                                                   .join(',',"STDIO",@current_algorithms).";";
                                        $def .= "int PEM_read_$1(void);";
                                        $def .=
                                            "#INFO:"
                                                .join(',',@current_platforms).":"
-                                                   .join(',',@current_algorithms).";";
+                                                   .join(',',"STDIO",@current_algorithms).";";
                                        # Things that are everywhere
                                        $def .= "int PEM_read_bio_$1(void);";
                                        next;
@@ -867,7 +844,7 @@ sub do_defs
                                                        \@current_algorithms);
                                        } else {
                                                $stored_multiline = $_;
-                                               chomp $stored_multiline;
+                                               $stored_multiline =~ s|\R$||;
                                                print STDERR "DEBUG: Found multiline DEPRECATEDIN starting with: $stored_multiline\n" if $debug;
                                                next;
                                        }
@@ -881,6 +858,7 @@ sub do_defs
                        }
                }
                close(IN);
+               die "$file: Unmatched tags\n" if $#tag >= 0;
 
                my $algs;
                my $plays;
@@ -964,19 +942,6 @@ sub do_defs
        $platform{"PEM_write_NS_CERT_SEQ"} = "VMS";
        $platform{"PEM_read_P8_PRIV_KEY_INFO"} = "VMS";
        $platform{"PEM_write_P8_PRIV_KEY_INFO"} = "VMS";
-       $platform{"EVP_sha384"} = "!VMSVAX";
-       $platform{"EVP_sha512"} = "!VMSVAX";
-       $platform{"SHA384_Init"} = "!VMSVAX";
-       $platform{"SHA384_Transform"} = "!VMSVAX";
-       $platform{"SHA384_Update"} = "!VMSVAX";
-       $platform{"SHA384_Final"} = "!VMSVAX";
-       $platform{"SHA384"} = "!VMSVAX";
-       $platform{"SHA512_Init"} = "!VMSVAX";
-       $platform{"SHA512_Transform"} = "!VMSVAX";
-       $platform{"SHA512_Update"} = "!VMSVAX";
-       $platform{"SHA512_Final"} = "!VMSVAX";
-       $platform{"SHA512"} = "!VMSVAX";
-
 
        # Info we know about
 
@@ -1101,17 +1066,15 @@ sub is_valid
 
                if ($platforms) {
                        # platforms
-                       if ($keyword eq "VMSVAX" && $VMSVAX) { return 1; }
-                       if ($keyword eq "VMSNonVAX" && $VMSNonVAX) { return 1; }
+                       if ($keyword eq "UNIX" && $UNIX) { return 1; }
                        if ($keyword eq "VMS" && $VMS) { return 1; }
                        if ($keyword eq "WIN32" && $W32) { return 1; }
+                       if ($keyword eq "_WIN32" && $W32) { return 1; }
                        if ($keyword eq "WINNT" && $NT) { return 1; }
-                       if ($keyword eq "OS2" && $OS2) { return 1; }
                        # Special platforms:
                        # EXPORT_VAR_AS_FUNCTION means that global variables
-                       # will be represented as functions.  This currently
-                       # only happens on VMS-VAX.
-                       if ($keyword eq "EXPORT_VAR_AS_FUNCTION" && ($VMSVAX || $W32)) {
+                       # will be represented as functions.
+                       if ($keyword eq "EXPORT_VAR_AS_FUNCTION" && $W32) {
                                return 1;
                        }
                        if ($keyword eq "ZLIB" && $zlib) { return 1; }
@@ -1195,22 +1158,8 @@ sub print_def_file
 
        if ($W32)
                { $libname.="32"; }
-       elsif ($OS2)
-               { # DLL names should not clash on the whole system.
-                 # However, they should not have any particular relationship
-                 # to the name of the static library.  Chose descriptive names
-                 # (must be at most 8 chars).
-                 my %translate = (ssl => 'open_ssl', crypto => 'cryptssl');
-                 $libname = $translate{$name} || $name;
-                 $liboptions = <<EOO;
-INITINSTANCE
-DATA MULTIPLE NONSHARED
-EOO
-                 # Vendor field can't contain colon, drat; so we omit http://
-                 $description = "\@#$http_vendor:$version#\@$what; DLL for library $name.  Build for EMX -Zmtd";
-               }
 
-        if ($W32 || $OS2)
+        if ($W32)
                 {
                 print OUT <<"EOF";
 ;
@@ -1322,12 +1271,12 @@ EOF
                                             }
                                             print OUT $symline;
                                             $symvtextcount += length($symline) - 2;
-                                       } elsif($v && !$OS2) {
-                                               printf OUT "    %s%-39s @%-8d DATA\n",
-                                                               ($W32)?"":"_",$s2,$n;
+                                       } elsif($v) {
+                                               printf OUT "    %s%-39s DATA\n",
+                                                               ($W32)?"":"_",$s2;
                                        } else {
-                                               printf OUT "    %s%-39s @%d\n",
-                                                               ($W32||$OS2)?"":"_",$s2,$n;
+                                               printf OUT "    %s%s\n",
+                                                               ($W32)?"":"_",$s2;
                                        }
                                }
                        }
@@ -1365,7 +1314,7 @@ sub load_numbers
 
        open(IN,"<$name") || die "unable to open $name:$!\n";
        while (<IN>) {
-               chop;
+               s|\R$||;        # Better chomp
                s/#.*$//;
                next if /^\s*$/;
                @a=split;
@@ -1628,8 +1577,7 @@ sub check_version_lte()
        if ($cvnums ne $tvnums) {
                die "Invalid version number: $testversion "
                        ."for current version $currversion\n"
-                       if (substr($cvnums, -1) < substr($tvnums, -1)
-                               || substr($cvnums, 0, 4) ne substr($tvnums, 0, 4));
+                       if (substr($cvnums, 0, 4) ne substr($tvnums, 0, 4));
                return;
        }
        #If we get here then the base version (i.e. the numbers) are the same - they