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progs.pl
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#! /usr/bin/env perl
# Copyright 1995-2022 The OpenSSL Project Authors. All Rights Reserved.
#
# Licensed under the Apache License 2.0 (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 progs.h file by looking for command mains in list of C files
# passed on the command line.
use strict;
use warnings;
use lib '.';
use configdata qw/@disablables %unified_info/;
my $opt = shift @ARGV;
die "Unrecognised option, must be -C or -H\n"
unless ($opt eq '-H' || $opt eq '-C');
my %commands = ();
my $cmdre = qr/^\s*int\s+([a-z_][a-z0-9_]*)_main\(\s*int\s+argc\s*,/;
my $apps_openssl = shift @ARGV;
my $YEAR = [gmtime($ENV{SOURCE_DATE_EPOCH} || time())]->[5] + 1900;
# because the program apps/openssl has object files as sources, and
# they then have the corresponding C files as source, we need to chain
# the lookups in %unified_info
my @openssl_source =
map { @{$unified_info{sources}->{$_}} }
grep { /\.o$/
&& !$unified_info{attributes}->{sources}->{$apps_openssl}->{$_}->{nocheck} }
@{$unified_info{sources}->{$apps_openssl}};
foreach my $filename (@openssl_source) {
open F, $filename or die "Couldn't open $filename: $!\n";
foreach ( grep /$cmdre/, <F> ) {
my @foo = /$cmdre/;
$commands{$1} = 1;
}
close F;
}
@ARGV = sort keys %commands;
if ($opt eq '-H') {
print <<"EOF";
/*
* WARNING: do not edit!
* Generated by apps/progs.pl
*
* Copyright 1995-$YEAR The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (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
*/
#include "function.h"
EOF
foreach (@ARGV) {
printf "extern int %s_main(int argc, char *argv[]);\n", $_;
}
print "\n";
foreach (@ARGV) {
printf "extern const OPTIONS %s_options[];\n", $_;
}
print "\n";
print "extern FUNCTION functions[];\n";
}
if ($opt eq '-C') {
print <<"EOF";
/*
* WARNING: do not edit!
* Generated by apps/progs.pl
*
* Copyright 1995-$YEAR The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (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
*/
#include "progs.h"
EOF
my %cmd_disabler = (
ciphers => "sock",
genrsa => "rsa",
gendsa => "dsa",
dsaparam => "dsa",
gendh => "dh",
dhparam => "dh",
ecparam => "ec",
);
my %cmd_deprecated = (
# The format of this table is:
# [0] = alternative command to use instead
# [1] = deprecented in this version
# [2] = preprocessor conditional for exclusing irrespective of deprecation
# rsa => [ "pkey", "3_0", "rsa" ],
# genrsa => [ "genpkey", "3_0", "rsa" ],
rsautl => [ "pkeyutl", "3_0", "rsa" ],
# dhparam => [ "pkeyparam", "3_0", "dh" ],
# dsaparam => [ "pkeyparam", "3_0", "dsa" ],
# dsa => [ "pkey", "3_0", "dsa" ],
# gendsa => [ "genpkey", "3_0", "dsa" ],
# ec => [ "pkey", "3_0", "ec" ],
# ecparam => [ "pkeyparam", "3_0", "ec" ],
);
print "FUNCTION functions[] = {\n";
foreach my $cmd ( @ARGV ) {
my $str =
" {FT_general, \"$cmd\", ${cmd}_main, ${cmd}_options, NULL, NULL},\n";
if ($cmd =~ /^s_/) {
print "#ifndef OPENSSL_NO_SOCK\n${str}#endif\n";
} elsif (my $deprecated = $cmd_deprecated{$cmd}) {
my @dep = @{$deprecated};
my $daltprg = $dep[0];
my $dver = $dep[1];
my $dsys = $dep[2];
print "#if !defined(OPENSSL_NO_DEPRECATED_" . $dver . ")";
if ($dsys) {
print " && !defined(OPENSSL_NO_" . uc($dsys) . ")";
}
$dver =~ s/_/./g;
my $dalt = "\"" . $daltprg . "\", \"" . $dver . "\"";
$str =~ s/NULL, NULL/$dalt/;
print "\n${str}#endif\n";
} elsif (grep { $cmd eq $_ } @disablables) {
print "#ifndef OPENSSL_NO_" . uc($cmd) . "\n${str}#endif\n";
} elsif (my $disabler = $cmd_disabler{$cmd}) {
print "#ifndef OPENSSL_NO_" . uc($disabler) . "\n${str}#endif\n";
} else {
print $str;
}
}
my %md_disabler = (
blake2b512 => "blake2",
blake2s256 => "blake2",
);
foreach my $cmd (
"md2", "md4", "md5",
"sha1", "sha224", "sha256", "sha384",
"sha512", "sha512-224", "sha512-256",
"sha3-224", "sha3-256", "sha3-384", "sha3-512",
"shake128", "shake256",
"mdc2", "rmd160", "blake2b512", "blake2s256",
"sm3"
) {
my $str = " {FT_md, \"$cmd\", dgst_main, NULL, NULL},\n";
if (grep { $cmd eq $_ } @disablables) {
print "#ifndef OPENSSL_NO_" . uc($cmd) . "\n${str}#endif\n";
} elsif (my $disabler = $md_disabler{$cmd}) {
print "#ifndef OPENSSL_NO_" . uc($disabler) . "\n${str}#endif\n";
} else {
print $str;
}
}
my %cipher_disabler = (
des3 => "des",
desx => "des",
cast5 => "cast",
);
foreach my $cmd (
"aes-128-cbc", "aes-128-ecb",
"aes-192-cbc", "aes-192-ecb",
"aes-256-cbc", "aes-256-ecb",
"aria-128-cbc", "aria-128-cfb",
"aria-128-ctr", "aria-128-ecb", "aria-128-ofb",
"aria-128-cfb1", "aria-128-cfb8",
"aria-192-cbc", "aria-192-cfb",
"aria-192-ctr", "aria-192-ecb", "aria-192-ofb",
"aria-192-cfb1", "aria-192-cfb8",
"aria-256-cbc", "aria-256-cfb",
"aria-256-ctr", "aria-256-ecb", "aria-256-ofb",
"aria-256-cfb1", "aria-256-cfb8",
"camellia-128-cbc", "camellia-128-ecb",
"camellia-192-cbc", "camellia-192-ecb",
"camellia-256-cbc", "camellia-256-ecb",
"base64", "zlib", "brotli", "zstd",
"des", "des3", "desx", "idea", "seed", "rc4", "rc4-40",
"rc2", "bf", "cast", "rc5",
"des-ecb", "des-ede", "des-ede3",
"des-cbc", "des-ede-cbc","des-ede3-cbc",
"des-cfb", "des-ede-cfb","des-ede3-cfb",
"des-ofb", "des-ede-ofb","des-ede3-ofb",
"idea-cbc","idea-ecb", "idea-cfb", "idea-ofb",
"seed-cbc","seed-ecb", "seed-cfb", "seed-ofb",
"rc2-cbc", "rc2-ecb", "rc2-cfb","rc2-ofb", "rc2-64-cbc", "rc2-40-cbc",
"bf-cbc", "bf-ecb", "bf-cfb", "bf-ofb",
"cast5-cbc","cast5-ecb", "cast5-cfb","cast5-ofb",
"cast-cbc", "rc5-cbc", "rc5-ecb", "rc5-cfb", "rc5-ofb",
"sm4-cbc", "sm4-ecb", "sm4-cfb", "sm4-ofb", "sm4-ctr"
) {
my $str = " {FT_cipher, \"$cmd\", enc_main, enc_options, NULL},\n";
(my $algo = $cmd) =~ s/-.*//g;
if (grep { $algo eq $_ } @disablables) {
print "#ifndef OPENSSL_NO_" . uc($algo) . "\n${str}#endif\n";
} elsif (my $disabler = $cipher_disabler{$algo}) {
print "#ifndef OPENSSL_NO_" . uc($disabler) . "\n${str}#endif\n";
} else {
print $str;
}
}
print " {0, NULL, NULL, NULL, NULL}\n};\n";
}