diff options
author | Richard Levitte <levitte@openssl.org> | 2018-09-14 14:59:40 +0200 |
---|---|---|
committer | Richard Levitte <levitte@openssl.org> | 2018-10-03 22:16:10 +0200 |
commit | 8effd8fa67689e1d4318cfda21604eef428a37cf (patch) | |
tree | 3e2bcef49b835cffa1c0f0eecd2cbaeb0c04e0ee | |
parent | 91a99748d328164ab043cf7bc3da8e45ec0de497 (diff) |
Refactor util/mkdef.pl for clearer separation of functionality
Move the .num updating functionality to util/mknum.pl.
Rewrite util/mkdef.pl to create .def / .map / .opt files exclusively,
using the separate ordinals reading module.
Adapt the build files.
Adapt the symbol presence test.
Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/7191)
-rw-r--r-- | Configurations/descrip.mms.tmpl | 2 | ||||
-rw-r--r-- | Configurations/unix-Makefile.tmpl | 6 | ||||
-rw-r--r-- | Configurations/windows-makefile.tmpl | 2 | ||||
-rw-r--r-- | build.info | 6 | ||||
-rw-r--r-- | test/recipes/01-test_symbol_presence.t | 5 | ||||
-rwxr-xr-x | util/mkdef.pl | 1827 | ||||
-rwxr-xr-x | util/mknum.pl | 1357 |
7 files changed, 1661 insertions, 1544 deletions
diff --git a/Configurations/descrip.mms.tmpl b/Configurations/descrip.mms.tmpl index 7393e225bc..c5dee22cd4 100644 --- a/Configurations/descrip.mms.tmpl +++ b/Configurations/descrip.mms.tmpl @@ -760,7 +760,7 @@ reconfigure reconf : my $mkdef = sourcefile('util', 'mkdef.pl'); return <<"EOF"; $target : $args{generator}->[0] $deps - \$(PERL) $mkdef $args{generator}->[1] "VMS" > $target + \$(PERL) $mkdef --ordinals $args{generator}->[0] --name $args{generator}->[1] "--OS" "VMS" > $target EOF } elsif ($target !~ /\.[sS]$/) { my $target = $args{src}; diff --git a/Configurations/unix-Makefile.tmpl b/Configurations/unix-Makefile.tmpl index f67eae59e3..153d5cc40e 100644 --- a/Configurations/unix-Makefile.tmpl +++ b/Configurations/unix-Makefile.tmpl @@ -810,8 +810,8 @@ errors: done ) ordinals: - ( b=`pwd`; cd $(SRCDIR); $(PERL) -I$$b util/mkdef.pl crypto update ) - ( b=`pwd`; cd $(SRCDIR); $(PERL) -I$$b util/mkdef.pl ssl update ) + ( b=`pwd`; cd $(SRCDIR); $(PERL) -I$$b util/mknum.pl crypto update ) + ( b=`pwd`; cd $(SRCDIR); $(PERL) -I$$b util/mknum.pl ssl update ) test_ordinals: ( cd test; \ @@ -965,7 +965,7 @@ reconfigure reconf: (my $mkdef_os = $target{shared_target}) =~ s|-shared$||; return <<"EOF"; $target: $args{generator}->[0] $deps - \$(PERL) \$(SRCDIR)/util/mkdef.pl $args{generator}->[1] $mkdef_os > $target + \$(PERL) \$(SRCDIR)/util/mkdef.pl --ordinals $args{generator}->[0] --name $args{generator}->[1] --OS $mkdef_os > $target EOF } elsif ($args{src} !~ /\.[sS]$/) { if ($args{generator}->[0] =~ m|^.*\.in$|) { diff --git a/Configurations/windows-makefile.tmpl b/Configurations/windows-makefile.tmpl index fb7ddca016..46f564dc55 100644 --- a/Configurations/windows-makefile.tmpl +++ b/Configurations/windows-makefile.tmpl @@ -514,7 +514,7 @@ reconfigure reconf: rel2abs($config{builddir})); return <<"EOF"; $target: $args{generator}->[0] $deps - \$(PERL) $mkdef $args{generator}->[1] 32 > $target + \$(PERL) $mkdef --ordinals $args{generator}->[0] --name $args{generator}->[1] --OS windows > $target EOF } elsif ($args{src} !~ /\.[sS]$/) { my $target = $args{src}; diff --git a/build.info b/build.info index 16e587e0ad..ceb250f7f4 100644 --- a/build.info +++ b/build.info @@ -1,4 +1,6 @@ {- + use File::Spec::Functions; + our $sover = $config{shlib_version_number}; our $sover_filename = $sover; $sover_filename =~ s|\.|_|g @@ -28,8 +30,8 @@ IF[{- defined $target{shared_defflag} -}] SHARED_SOURCE[libcrypto]=libcrypto.ld SHARED_SOURCE[libssl]=libssl.ld - GENERATE[libcrypto.ld]=util/libcrypto.num crypto - GENERATE[libssl.ld]=util/libssl.num ssl + GENERATE[libcrypto.ld]=util/libcrypto.num libcrypto + GENERATE[libssl.ld]=util/libssl.num libssl ENDIF IF[{- $config{target} =~ /^(?:Cygwin|mingw|VC-)/ -}] diff --git a/test/recipes/01-test_symbol_presence.t b/test/recipes/01-test_symbol_presence.t index 7f2a2d75b8..015dee95d2 100644 --- a/test/recipes/01-test_symbol_presence.t +++ b/test/recipes/01-test_symbol_presence.t @@ -49,8 +49,9 @@ foreach my $libname (@libnames) { my @def_lines; indir $bldtop => sub { my $mkdefpath = srctop_file("util", "mkdef.pl"); - @def_lines = map { s|\R$||; $_ } `$^X $mkdefpath $libname linux 2> /dev/null`; - ok($? == 0, "running 'cd $bldtop; $^X $mkdefpath $libname linux' => $?"); + my $libnumpath = srctop_file("util", "lib$libname.num"); + @def_lines = map { s|\R$||; $_ } `$^X $mkdefpath --ordinals $libnumpath --name $libname --OS linux 2> /dev/null`; + ok($? == 0, "running 'cd $bldtop; $^X $mkdefpath --ordinals $libnumpath --name $libname --OS linux' => $?"); }, create => 0, cleanup => 0; note "Number of lines in \@nm_lines before massaging: ", scalar @nm_lines; diff --git a/util/mkdef.pl b/util/mkdef.pl index 6523a057ee..2eccf1cf25 100755 --- a/util/mkdef.pl +++ b/util/mkdef.pl @@ -1,57 +1,41 @@ #! /usr/bin/env perl -# Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved. +# Copyright 2018 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 libcrypto.num and libssl.num, -# The format of these files is: -# -# routine-name nnnn vers info -# -# The "nnnn" and "vers" fields are the numeric id and version for the symbol -# respectively. The "info" part is actually a colon-separated string of fields -# with the following meaning: -# -# existence:platform:kind:algorithms -# -# - "existence" can be "EXIST" or "NOEXIST" depending on if the symbol is -# 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 -# symbol name variants for platforms where the names are too long for the -# compiler or linker, or if the systems is case insensitive and there is a -# clash, or the symbol is implemented differently (see -# EXPORT_VAR_AS_FUNCTION). This script assumes renaming of symbols is found -# in the file crypto/symhacks.h. -# The semantics for the platforms is that every item is checked against the -# environment. For the negative items ("!FOO"), if any of them is false -# (i.e. "FOO" is true) in the environment, the corresponding symbol can't be -# used. For the positive items, if all of them are false in the environment, -# the corresponding symbol can't be used. Any combination of positive and -# negative items are possible, and of course leave room for some redundancy. -# - "kind" is "FUNCTION" or "VARIABLE". The meaning of that is obvious. -# - "algorithms" is a comma-separated list of algorithm names. This helps -# exclude symbols that are part of an algorithm that some user wants to -# exclude. -# +# Generate a linker version script suitable for the given platform +# from a given ordinals file. -use lib "."; -use configdata; -use File::Spec::Functions; -use File::Basename; +use strict; +use warnings; + +use Getopt::Long; use FindBin; use lib "$FindBin::Bin/perl"; -use OpenSSL::Glob; + +use OpenSSL::Ordinals; + +use lib '.'; +use configdata; + +my $name = undef; # internal library/module name +my $ordinals_file = undef; # the ordinals file to use +my $OS = undef; # the operating system family +my $verbose = 0; +my $ctest = 0; + +GetOptions('name=s' => \$name, + 'ordinals=s' => \$ordinals_file, + 'OS=s' => \$OS, + 'ctest' => \$ctest, + 'verbose' => \$verbose) + or die "Error in command line arguments\n"; + +die "Please supply arguments\n" + unless $name && $ordinals_file && $OS; # When building a "variant" shared library, with a custom SONAME, also customize # all the symbol versions. This produces a shared object that can coexist @@ -103,1532 +87,305 @@ use OpenSSL::Glob; # 0000000000000000 A OPENSSL_OPT_1_1_0 # 0000000000000000 A OPENSSL_OPT_1_1_0d # -(my $SO_VARIANT = qq{\U$target{"shlib_variant"}}) =~ s/\W/_/g; - -my $debug=0; -my $trace=0; -my $verbose=0; - -my $crypto_num= catfile($config{sourcedir},"util","libcrypto.num"); -my $ssl_num= catfile($config{sourcedir},"util","libssl.num"); -my $libname; - -my $do_update = 0; -my $do_rewrite = 1; -my $do_crypto = 0; -my $do_ssl = 0; -my $do_ctest = 0; -my $do_ctestall = 0; -my $do_checkexist = 0; - -my $VMS=0; -my $W32=0; -my $NT=0; -my $UNIX=0; -my $linux=0; -my $aix=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", "_WIN32" - ); -my @known_ossl_platforms = ( "UNIX", "VMS", "WIN32", "WINNT", "OS2" ); -my @known_algorithms = ( # These are algorithms we know are guarded in relevant - # header files, but aren't actually disablable. - # Without these, this script will warn a lot. - "RSA", "MD5", - # @disablables comes from configdata.pm - map { (my $x = uc $_) =~ s|-|_|g; $x; } @disablables, - # Deprecated functions. Not really algorithmss, but - # treated as such here for the sake of simplicity - "DEPRECATEDIN_0_9_8", - "DEPRECATEDIN_1_0_0", - "DEPRECATEDIN_1_1_0", - "DEPRECATEDIN_1_2_0", - ); - -# %disabled comes from configdata.pm -my %disabled_algorithms = - map { (my $x = uc $_) =~ s|-|_|g; $x => 1; } keys %disabled; - -my $apiv = sprintf "%x%02x%02x", split(/\./, $config{api}); -foreach (@known_algorithms) { - if (/^DEPRECATEDIN_(\d+)_(\d+)_(\d+)$/) { - my $depv = sprintf "%x%02x%02x", $1, $2, $3; - $disabled_algorithms{$_} = 1 if $apiv ge $depv; - } -} - -my $zlib; - -foreach (@ARGV, split(/ /, $config{options})) - { - $debug=1 if $_ eq "debug"; - $trace=1 if $_ eq "trace"; - $verbose=1 if $_ eq "verbose"; - die "win16 not supported" if $_ eq "16"; - if ($_ eq "32" || $_ eq "mingw") { - $W32=1; - } elsif ($_ eq "NT") { - $W32 = 1; - $NT = 1; - } elsif ($_ eq "linux" || $_ eq "solaris") { - $linux=1; - $UNIX=1; - } elsif ($_ eq "aix") { - $aix=1; - $UNIX=1; - } elsif ($_ eq "VMS") { - $VMS=1; - } - if ($_ eq "zlib" || $_ eq "enable-zlib" || $_ eq "zlib-dynamic" - || $_ eq "enable-zlib-dynamic") { - $zlib = 1; - } - - $do_crypto=1 if $_ eq "libcrypto" || $_ eq "crypto"; - $do_ssl=1 if $_ eq "libssl" || $_ eq "ssl"; - - $do_update=1 if $_ eq "update"; - $do_rewrite=1 if $_ eq "rewrite"; - $do_ctest=1 if $_ eq "ctest"; - $do_ctestall=1 if $_ eq "ctestall"; - $do_checkexist=1 if $_ eq "exist"; - } -$libname = $unified_info{sharednames}->{libcrypto} if $do_crypto; -$libname = $unified_info{sharednames}->{libssl} if $do_ssl; - -if (!$libname) { - if ($do_ssl) { - $libname="LIBSSL"; - } - if ($do_crypto) { - $libname="LIBCRYPTO"; - } -} - -# If no platform is given, assume WIN32 -if ($W32 + $VMS + $linux + $aix == 0) { - $W32 = 1; -} -die "Please, only one platform at a time" - if ($W32 + $VMS + $linux + $aix > 1); - -if (!$do_ssl && !$do_crypto) - { - print STDERR "usage: $0 ( ssl | crypto ) [ 16 | 32 | NT | OS2 | linux | VMS ]\n"; - exit(1); - } - -%ssl_list=&load_numbers($ssl_num); -$max_ssl = $max_num; -%crypto_list=&load_numbers($crypto_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"; - -# 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/internal/err.h"; -$crypto.=" include/internal/sslconf.h"; -foreach my $f ( glob(catfile($config{sourcedir},'include/openssl/*.h')) ) { - my $fn = "include/openssl/" . basename($f); - $crypto .= " $fn" if !defined $skipthese{$fn}; -} - -my $symhacks="include/openssl/symhacks.h"; - -my @ssl_symbols = &do_defs("LIBSSL", $ssl, $symhacks); -my @crypto_symbols = &do_defs("LIBCRYPTO", $crypto, $symhacks); - -if ($do_update) { - -if ($do_ssl == 1) { - - &maybe_add_info("LIBSSL",*ssl_list,@ssl_symbols); - if ($do_rewrite == 1) { - open(OUT, ">$ssl_num"); - &rewrite_numbers(*OUT,"LIBSSL",*ssl_list,@ssl_symbols); - } else { - open(OUT, ">>$ssl_num"); - } - &update_numbers(*OUT,"LIBSSL",*ssl_list,$max_ssl,@ssl_symbols); - close OUT; -} - -if($do_crypto == 1) { - - &maybe_add_info("LIBCRYPTO",*crypto_list,@crypto_symbols); - if ($do_rewrite == 1) { - open(OUT, ">$crypto_num"); - &rewrite_numbers(*OUT,"LIBCRYPTO",*crypto_list,@crypto_symbols); - } else { - open(OUT, ">>$crypto_num"); - } - &update_numbers(*OUT,"LIBCRYPTO",*crypto_list,$max_crypto,@crypto_symbols); - close OUT; -} - -} elsif ($do_checkexist) { - &check_existing(*ssl_list, @ssl_symbols) - if $do_ssl == 1; - &check_existing(*crypto_list, @crypto_symbols) - if $do_crypto == 1; -} elsif ($do_ctest || $do_ctestall) { - - print <<"EOF"; - -/* Test file to check all DEF file symbols are present by trying - * to link to all of them. This is *not* intended to be run! - */ - -int main() -{ -EOF - &print_test_file(*STDOUT,"LIBSSL",*ssl_list,$do_ctestall,@ssl_symbols) - if $do_ssl == 1; - - &print_test_file(*STDOUT,"LIBCRYPTO",*crypto_list,$do_ctestall,@crypto_symbols) - if $do_crypto == 1; - - print "}\n"; - -} else { - - &print_def_file(*STDOUT,$libname,*ssl_list,@ssl_symbols) - if $do_ssl == 1; - - &print_def_file(*STDOUT,$libname,*crypto_list,@crypto_symbols) - if $do_crypto == 1; - -} - - -sub do_defs -{ - my($name,$files,$symhacksfile)=@_; - my $file; - my @ret; - my %syms; - my %platform; # For anything undefined, we assume "" - my %kind; # For anything undefined, we assume "FUNCTION" - my %algorithm; # For anything undefined, we assume "" - my %variant; - my %variant_cnt; # To be able to allocate "name{n}" if "name" - # is the same name as the original. - my $cpp; - my %unknown_algorithms = (); - my $parens = 0; - - foreach $file (split(/\s+/,$symhacksfile." ".$files)) - { - my $fn = catfile($config{sourcedir},$file); - print STDERR "DEBUG: starting on $fn:\n" if $debug; - print STDERR "TRACE: start reading $fn\n" if $trace; - open(IN,"<$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, - CONST_STRICT => 0, - TRUE => 1, - ); - my $symhacking = $file eq $symhacksfile; - my @current_platforms = (); - my @current_algorithms = (); - - # params: symbol, alias, platforms, kind - # The reason to put this subroutine in a variable is that - # it will otherwise create it's own, unshared, version of - # %tag and %variant... - my $make_variant = sub - { - my ($s, $a, $p, $k) = @_; - my ($a1, $a2); - - print STDERR "DEBUG: make_variant: Entered with ",$s,", ",$a,", ",(defined($p)?$p:""),", ",(defined($k)?$k:""),"\n" if $debug; - if (defined($p)) - { - $a1 = join(",",$p, - grep(!/^$/, - map { $tag{$_} == 1 ? $_ : "" } - @known_platforms)); - } - else - { - $a1 = join(",", - grep(!/^$/, - map { $tag{$_} == 1 ? $_ : "" } - @known_platforms)); - } - $a2 = join(",", - grep(!/^$/, - map { $tag{"OPENSSL_SYS_".$_} == 1 ? $_ : "" } - @known_ossl_platforms)); - print STDERR "DEBUG: make_variant: a1 = $a1; a2 = $a2\n" if $debug; - if ($a1 eq "") { $a1 = $a2; } - elsif ($a1 ne "" && $a2 ne "") { $a1 .= ",".$a2; } - if ($a eq $s) - { - if (!defined($variant_cnt{$s})) - { - $variant_cnt{$s} = 0; - } - $variant_cnt{$s}++; - $a .= "{$variant_cnt{$s}}"; - } - my $toadd = $a.":".$a1.(defined($k)?":".$k:""); - my $togrep = $s.'(\{[0-9]+\})?:'.$a1.(defined($k)?":".$k:""); - if (!grep(/^$togrep$/, - split(/;/, defined($variant{$s})?$variant{$s}:""))) { - if (defined($variant{$s})) { $variant{$s} .= ";"; } - $variant{$s} .= $toadd; - } - print STDERR "DEBUG: make_variant: Exit with variant of ",$s," = ",$variant{$s},"\n" if $debug; - }; - - print STDERR "DEBUG: parsing ----------\n" if $debug; - while(<IN>) { - s|\R$||; # Better chomp - if($parens > 0) { - #Inside a DEPRECATEDIN - $stored_multiline .= $_; - print STDERR "DEBUG: Continuing multiline DEPRECATEDIN: $stored_multiline\n" if $debug; - $parens = count_parens($stored_multiline); - if ($parens == 0) { - $def .= do_deprecated($stored_multiline, - \@current_platforms, - \@current_algorithms); - } - next; - } - if (/\/\* Error codes for the \w+ functions\. \*\//) - { - undef @tag; - last; - } - if ($line ne '') { - $_ = $line . $_; - $line = ''; - } - - if (/\\$/) { - $line = $`; # keep what was before the backslash - next; - } - - if(/\/\*/) { - if (not /\*\//) { # multi-line comment... - $line = $_; # ... just accumulate - next; - } else { - s/\/\*.*?\*\///gs;# wipe it - } - } - - if ($cpp) { - $cpp++ if /^#\s*if/; - $cpp-- if /^#\s*endif/; - next; - } - 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 $debug; - if (/^\#\s*if\s+OPENSSL_API_COMPAT\s*(\S)\s*(0x[0-9a-fA-F]{8})L\s*$/) { - 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; - print STDERR "DEBUG: $file: found tag $1 = -1\n" if $debug; - } elsif (/^\#\s*if\s+!defined\s*\(([^\)]+)\)/) { - push(@tag,"-"); - if (/^\#\s*if\s+(!defined\s*\(([^\)]+)\)(\s+\&\&\s+!defined\s*\(([^\)]+)\))*)$/) { - my $tmp_1 = $1; - my $tmp_; - foreach $tmp_ (split '\&\&',$tmp_1) { - $tmp_ =~ /!defined\s*\(([^\)]+)\)/; - print STDERR "DEBUG: $file: found tag $1 = -1\n" if $debug; - push(@tag,$1); - $tag{$1}=-1; - } - } else { - print STDERR "Warning: $file: taking only '!defined($1)' of complicated expression: $_" if $verbose; # because it is O... - print STDERR "DEBUG: $file: found tag $1 = -1\n" if $debug; - push(@tag,$1); - $tag{$1}=-1; - } - } elsif (/^\#\s*ifdef\s+(\S*)/) { - push(@tag,"-"); - push(@tag,$1); - $tag{$1}=1; - print STDERR "DEBUG: $file: found tag $1 = 1\n" if $debug; - } elsif (/^\#\s*if\s+defined\s*\(([^\)]+)\)/) { - push(@tag,"-"); - if (/^\#\s*if\s+(defined\s*\(([^\)]+)\)(\s+\|\|\s+defined\s*\(([^\)]+)\))*)$/) { - my $tmp_1 = $1; - my $tmp_; - foreach $tmp_ (split '\|\|',$tmp_1) { - $tmp_ =~ /defined\s*\(([^\)]+)\)/; - print STDERR "DEBUG: $file: found tag $1 = 1\n" if $debug; - push(@tag,$1); - $tag{$1}=1; - } - } else { - print STDERR "Warning: $file: taking only 'defined($1)' of complicated expression: $_\n" if $verbose; # because it is O... - print STDERR "DEBUG: $file: found tag $1 = 1\n" if $debug; - push(@tag,$1); - $tag{$1}=1; - } - } elsif (/^\#\s*error\s+(\w+) is disabled\./) { - my $tag_i = $#tag; - while($tag[$tag_i] ne "-") { - if ($tag[$tag_i] eq "OPENSSL_NO_".$1) { - $tag{$tag[$tag_i]}=2; - print STDERR "DEBUG: $file: changed tag $1 = 2\n" if $debug; - } - $tag_i--; - } - } elsif (/^\#\s*endif/) { - my $tag_i = $#tag; - while($tag_i > 0 && $tag[$tag_i] ne "-") { - my $t=$tag[$tag_i]; - print STDERR "DEBUG: \$t=\"$t\"\n" if $debug; - if ($tag{$t}==2) { - $tag{$t}=-1; - } else { - $tag{$t}=0; - } - print STDERR "DEBUG: $file: changed tag ",$t," = ",$tag{$t},"\n" if $debug; - pop(@tag); - if ($t =~ /^OPENSSL_NO_([A-Z0-9_]+)$/) { - $t=$1; - } elsif($t =~ /^OPENSSL_USE_([A-Z0-9_]+)$/) { - $t=$1; - } else { - $t=""; - } - if ($t ne "" - && !grep(/^$t$/, @known_algorithms)) { - $unknown_algorithms{$t} = 1; - #print STDERR "DEBUG: Added as unknown algorithm: $t\n" if $debug; - } - $tag_i--; - } - 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}; - print STDERR "DEBUG: $file: changed tag ",$t," = ",$tag{$t},"\n" if $debug; - $tag_i--; - } - } elsif (/^\#\s*if\s+1/) { - push(@tag,"-"); - # Dummy tag - push(@tag,"TRUE"); - $tag{"TRUE"}=1; - print STDERR "DEBUG: $file: found 1\n" if $debug; - } elsif (/^\#\s*if\s+0/) { - push(@tag,"-"); - # Dummy tag - 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,"-"); - print STDERR "Warning: $file: ignoring unrecognized expression: $_\n" if $verbose; # because it is O... - } elsif (/^\#\s*define\s+(\w+)\s+(\w+)/ - && $symhacking && $tag{'TRUE'} != -1) { - # This is for aliasing. When we find an alias, - # we have to invert - &$make_variant($1,$2); - print STDERR "DEBUG: $file: defined $1 = $2\n" if $debug; - } - if (/^\#/) { - @current_platforms = - grep(!/^$/, - map { $tag{$_} == 1 ? $_ : - $tag{$_} == -1 ? "!".$_ : "" } - @known_platforms); - push @current_platforms - , grep(!/^$/, - map { $tag{"OPENSSL_SYS_".$_} == 1 ? $_ : - $tag{"OPENSSL_SYS_".$_} == -1 ? "!".$_ : "" } - @known_ossl_platforms); - @current_algorithms = (); - @current_algorithms = - grep(!/^$/, - map { $tag{"OPENSSL_NO_".$_} == -1 ? $_ : "" } - @known_algorithms); - push @current_algorithms - , grep(!/^$/, - map { $tag{"OPENSSL_USE_".$_} == 1 ? $_ : "" } - @known_algorithms); - push @current_algorithms, - grep { /^DEPRECATEDIN_/ && $tag{$_} == 1 } - @known_algorithms; - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',@current_algorithms).";"; - next; - } - if ($tag{'TRUE'} != -1) { - 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);"; - $def .= "int i2d_$3(void);"; - # Variant for platforms that do not - # have to access global variables - # in shared libraries through functions - $def .= - "#INFO:" - .join(',',"!EXPORT_VAR_AS_FUNCTION",@current_platforms).":" - .join(',',@current_algorithms).";"; - $def .= "OPENSSL_EXTERN int $2_it;"; - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',@current_algorithms).";"; - # Variant for platforms that have to - # access global variables in shared - # libraries through functions - &$make_variant("$2_it","$2_it", - "EXPORT_VAR_AS_FUNCTION", - "FUNCTION"); - next; - } elsif (/^\s*DECLARE_ASN1_FUNCTIONS_fname\s*\(\s*(\w*)\s*,\s*(\w*)\s*,\s*(\w*)\s*\)/) { - $def .= "int d2i_$3(void);"; - $def .= "int i2d_$3(void);"; - $def .= "int $3_free(void);"; - $def .= "int $3_new(void);"; - # Variant for platforms that do not - # have to access global variables - # in shared libraries through functions - $def .= - "#INFO:" - .join(',',"!EXPORT_VAR_AS_FUNCTION",@current_platforms).":" - .join(',',@current_algorithms).";"; - $def .= "OPENSSL_EXTERN int $2_it;"; - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',@current_algorithms).";"; - # Variant for platforms that have to - # access global variables in shared - # libraries through functions - &$make_variant("$2_it","$2_it", - "EXPORT_VAR_AS_FUNCTION", - "FUNCTION"); - next; - } elsif (/^\s*DECLARE_ASN1_FUNCTIONS\s*\(\s*(\w*)\s*\)/ || - /^\s*DECLARE_ASN1_FUNCTIONS_const\s*\(\s*(\w*)\s*\)/) { - $def .= "int d2i_$1(void);"; - $def .= "int i2d_$1(void);"; - $def .= "int $1_free(void);"; - $def .= "int $1_new(void);"; - # Variant for platforms that do not - # have to access global variables - # in shared libraries through functions - $def .= - "#INFO:" - .join(',',"!EXPORT_VAR_AS_FUNCTION",@current_platforms).":" - .join(',',@current_algorithms).";"; - $def .= "OPENSSL_EXTERN int $1_it;"; - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',@current_algorithms).";"; - # Variant for platforms that have to - # access global variables in shared - # libraries through functions - &$make_variant("$1_it","$1_it", - "EXPORT_VAR_AS_FUNCTION", - "FUNCTION"); - next; - } elsif (/^\s*DECLARE_ASN1_ENCODE_FUNCTIONS_const\s*\(\s*(\w*)\s*,\s*(\w*)\s*\)/) { - $def .= "int d2i_$2(void);"; - $def .= "int i2d_$2(void);"; - # Variant for platforms that do not - # have to access global variables - # in shared libraries through functions - $def .= - "#INFO:" - .join(',',"!EXPORT_VAR_AS_FUNCTION",@current_platforms).":" - .join(',',@current_algorithms).";"; - $def .= "OPENSSL_EXTERN int $2_it;"; - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',@current_algorithms).";"; - # Variant for platforms that have to - # access global variables in shared - # libraries through functions - &$make_variant("$2_it","$2_it", - "EXPORT_VAR_AS_FUNCTION", - "FUNCTION"); - next; - } elsif (/^\s*DECLARE_ASN1_ALLOC_FUNCTIONS\s*\(\s*(\w*)\s*\)/) { - $def .= "int $1_free(void);"; - $def .= "int $1_new(void);"; - next; - } elsif (/^\s*DECLARE_ASN1_FUNCTIONS_name\s*\(\s*(\w*)\s*,\s*(\w*)\s*\)/) { - $def .= "int d2i_$2(void);"; - $def .= "int i2d_$2(void);"; - $def .= "int $2_free(void);"; - $def .= "int $2_new(void);"; - # Variant for platforms that do not - # have to access global variables - # in shared libraries through functions - $def .= - "#INFO:" - .join(',',"!EXPORT_VAR_AS_FUNCTION",@current_platforms).":" - .join(',',@current_algorithms).";"; - $def .= "OPENSSL_EXTERN int $2_it;"; - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',@current_algorithms).";"; - # Variant for platforms that have to - # access global variables in shared - # libraries through functions - &$make_variant("$2_it","$2_it", - "EXPORT_VAR_AS_FUNCTION", - "FUNCTION"); - next; - } elsif (/^\s*DECLARE_ASN1_ITEM\s*\(\s*(\w*)\s*\)/) { - # Variant for platforms that do not - # have to access global variables - # in shared libraries through functions - $def .= - "#INFO:" - .join(',',"!EXPORT_VAR_AS_FUNCTION",@current_platforms).":" - .join(',',@current_algorithms).";"; - $def .= "OPENSSL_EXTERN int $1_it;"; - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',@current_algorithms).";"; - # Variant for platforms that have to - # access global variables in shared - # libraries through functions - &$make_variant("$1_it","$1_it", - "EXPORT_VAR_AS_FUNCTION", - "FUNCTION"); - next; - } elsif (/^\s*DECLARE_ASN1_NDEF_FUNCTION\s*\(\s*(\w*)\s*\)/) { - $def .= "int i2d_$1_NDEF(void);"; - } elsif (/^\s*DECLARE_ASN1_SET_OF\s*\(\s*(\w*)\s*\)/) { - next; - } elsif (/^\s*DECLARE_ASN1_PRINT_FUNCTION\s*\(\s*(\w*)\s*\)/) { - $def .= "int $1_print_ctx(void);"; - next; - } elsif (/^\s*DECLARE_ASN1_PRINT_FUNCTION_name\s*\(\s*(\w*)\s*,\s*(\w*)\s*\)/) { - $def .= "int $2_print_ctx(void);"; - next; - } elsif (/^\s*DECLARE_PKCS12_STACK_OF\s*\(\s*(\w*)\s*\)/) { - next; - } elsif (/^DECLARE_PEM_rw\s*\(\s*(\w*)\s*,/ || - /^DECLARE_PEM_rw_cb\s*\(\s*(\w*)\s*,/ || - /^DECLARE_PEM_rw_const\s*\(\s*(\w*)\s*,/ ) { - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',"STDIO",@current_algorithms).";"; - $def .= "int PEM_read_$1(void);"; - $def .= "int PEM_write_$1(void);"; - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',@current_algorithms).";"; - # Things that are everywhere - $def .= "int PEM_read_bio_$1(void);"; - $def .= "int PEM_write_bio_$1(void);"; - next; - } elsif (/^DECLARE_PEM_write\s*\(\s*(\w*)\s*,/ || - /^DECLARE_PEM_write_const\s*\(\s*(\w*)\s*,/ || - /^DECLARE_PEM_write_cb\s*\(\s*(\w*)\s*,/ ) { - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',"STDIO",@current_algorithms).";"; - $def .= "int PEM_write_$1(void);"; - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',@current_algorithms).";"; - # Things that are everywhere - $def .= "int PEM_write_bio_$1(void);"; - next; - } elsif (/^DECLARE_PEM_read\s*\(\s*(\w*)\s*,/ || - /^DECLARE_PEM_read_cb\s*\(\s*(\w*)\s*,/ ) { - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',"STDIO",@current_algorithms).";"; - $def .= "int PEM_read_$1(void);"; - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',"STDIO",@current_algorithms).";"; - # Things that are everywhere - $def .= "int PEM_read_bio_$1(void);"; - next; - } elsif (/^OPENSSL_DECLARE_GLOBAL\s*\(\s*(\w*)\s*,\s*(\w*)\s*\)/) { - # Variant for platforms that do not - # have to access global variables - # in shared libraries through functions - $def .= - "#INFO:" - .join(',',"!EXPORT_VAR_AS_FUNCTION",@current_platforms).":" - .join(',',@current_algorithms).";"; - $def .= "OPENSSL_EXTERN int _shadow_$2;"; - $def .= - "#INFO:" - .join(',',@current_platforms).":" - .join(',',@current_algorithms).";"; - # Variant for platforms that have to - # access global variables in shared - # libraries through functions - &$make_variant("_shadow_$2","_shadow_$2", - "EXPORT_VAR_AS_FUNCTION", - "FUNCTION"); - } elsif (/^\s*DEPRECATEDIN/) { - $parens = count_parens($_); - if ($parens == 0) { - $def .= do_deprecated($_, - \@current_platforms, - \@current_algorithms); - } else { - $stored_multiline = $_; - print STDERR "DEBUG: Found multiline DEPRECATEDIN starting with: $stored_multiline\n" if $debug; - next; - } - } elsif ($tag{'CONST_STRICT'} != 1) { - if (/\{|\/\*|\([^\)]*$/) { - $line = $_; - } else { - $def .= $_; - } - } - } - } - close(IN); - die "$file: Unmatched tags\n" if $#tag >= 0; - - my $algs; - my $plays; - - print STDERR "DEBUG: postprocessing ----------\n" if $debug; - foreach (split /;/, $def) { - my $s; my $k = "FUNCTION"; my $p; my $a; - s/^[\n\s]*//g; - s/[\n\s]*$//g; - next if(/\#undef/); - next if(/typedef\W/); - next if(/\#define/); - - print STDERR "TRACE: processing $_\n" if $trace && !/^\#INFO:/; - # Reduce argument lists to empty () - # fold round brackets recursively: (t(*v)(t),t) -> (t{}{},t) -> {} - my $nsubst = 1; # prevent infinite loop, e.g., on int fn() - while($nsubst && /\(.*\)/s) { - $nsubst = s/\([^\(\)]+\)/\{\}/gs; - $nsubst+= s/\(\s*\*\s*(\w+)\s*\{\}\s*\)/$1/gs; #(*f{}) -> f - } - # pretend as we didn't use curly braces: {} -> () - s/\{\}/\(\)/gs; - - s/STACK_OF\(\)/void/gs; - s/LHASH_OF\(\)/void/gs; - - print STDERR "DEBUG: \$_ = \"$_\"\n" if $debug; - if (/^\#INFO:([^:]*):(.*)$/) { - $plats = $1; - $algs = $2; |