apps/progs.pl

   1 #! /usr/bin/env perl
   2 # Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
   3 #
   4 # Licensed under the OpenSSL license (the "License").  You may not use
   5 # this file except in compliance with the License.  You can obtain a copy
   6 # in the file LICENSE in the source distribution or at
   7 # https://www.openssl.org/source/license.html
   8
   9 # Generate progs.h file by looking for command mains in list of C files
  10 # passed on the command line.
  11
  12 use strict;
  13 use warnings;
  14 use lib '.';
  15 use configdata qw/@disablables %unified_info/;
  16
  17 my %commands = ();
  18 my $cmdre = qr/^\s*int\s+([a-z_][a-z0-9_]*)_main\(\s*int\s+argc\s*,/;
  19
  20 my $apps_openssl = shift @ARGV;
  21 # because the program apps/openssl has object files as sources, and
  22 # they then have the corresponding C files as source, we need to chain
  23 # the lookups in %unified_info
  24 my @openssl_source =
  25     map { @{$unified_info{sources}->{$_}} }
  26     @{$unified_info{sources}->{$apps_openssl}};
  27
  28 foreach my $filename (@openssl_source) {
  29         open F, $filename or die "Coudn't open $_: $!\n";
  30         foreach (grep /$cmdre/, <F>) {
  31                 my @foo = /$cmdre/;
  32                 $commands{$1} = 1;
  33         }
  34         close F;
  35 }
  36
  37 @ARGV = sort keys %commands;
  38
  39 print <<'EOF';
  40 /*
  41  * WARNING: do not edit!
  42  * Generated by apps/progs.pl
  43  *
  44  * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
  45  *
  46  * Licensed under the OpenSSL license (the "License").  You may not use
  47  * this file except in compliance with the License.  You can obtain a copy
  48  * in the file LICENSE in the source distribution or at
  49  * https://www.openssl.org/source/license.html
  50  */
  51
  52 typedef enum FUNC_TYPE {
  53     FT_none, FT_general, FT_md, FT_cipher, FT_pkey,
  54     FT_md_alg, FT_cipher_alg
  55 } FUNC_TYPE;
  56
  57 typedef struct function_st {
  58     FUNC_TYPE type;
  59     const char *name;
  60     int (*func)(int argc, char *argv[]);
  61     const OPTIONS *help;
  62 } FUNCTION;
  63
  64 DEFINE_LHASH_OF(FUNCTION);
  65
  66 EOF
  67
  68 foreach (@ARGV) {
  69         printf "extern int %s_main(int argc, char *argv[]);\n", $_;
  70 }
  71
  72 print "\n";
  73
  74 foreach (@ARGV) {
  75         printf "extern const OPTIONS %s_options[];\n", $_;
  76 }
  77
  78 print "\n#ifdef INCLUDE_FUNCTION_TABLE\n";
  79 print "static FUNCTION functions[] = {\n";
  80 my %cmd_disabler = (
  81     ciphers  => "sock",
  82     genrsa   => "rsa",
  83     rsautl   => "rsa",
  84     gendsa   => "dsa",
  85     dsaparam => "dsa",
  86     gendh    => "dh",
  87     dhparam  => "dh",
  88     ecparam  => "ec",
  89     pkcs12   => "des",
  90     );
  91 foreach my $cmd (@ARGV) {
  92         my $str="    {FT_general, \"$cmd\", ${cmd}_main, ${cmd}_options},\n";
  93         if ($cmd =~ /^s_/) {
  94                 print "#ifndef OPENSSL_NO_SOCK\n${str}#endif\n";
  95         } elsif (grep { $cmd eq $_ } @disablables) {
  96                 print "#ifndef OPENSSL_NO_".uc($cmd)."\n${str}#endif\n";
  97         } elsif (my $disabler = $cmd_disabler{$cmd}) {
  98                 print "#ifndef OPENSSL_NO_".uc($disabler)."\n${str}#endif\n";
  99         } else {
 100                 print $str;
 101         }
 102 }
 103
 104 my %md_disabler = (
 105     blake2b512 => "blake2",
 106     blake2s256 => "blake2",
 107     );
 108 foreach my $cmd (
 109         "md2", "md4", "md5",
 110         "gost",
 111         "sha1", "sha224", "sha256", "sha384", "sha512",
 112         "mdc2", "rmd160", "blake2b512", "blake2s256"
 113 ) {
 114         my $str = "    {FT_md, \"".$cmd."\", dgst_main},\n";
 115         if (grep { $cmd eq $_ } @disablables) {
 116                 print "#ifndef OPENSSL_NO_".uc($cmd)."\n${str}#endif\n";
 117         } elsif (my $disabler = $md_disabler{$cmd}) {
 118                 print "#ifndef OPENSSL_NO_".uc($disabler)."\n${str}#endif\n";
 119         } else {
 120                 print $str;
 121         }
 122 }
 123
 124 my %cipher_disabler = (
 125     des3  => "des",
 126     desx  => "des",
 127     cast5 => "cast",
 128     );
 129 foreach my $cmd (
 130         "aes-128-cbc", "aes-128-ecb",
 131         "aes-192-cbc", "aes-192-ecb",
 132         "aes-256-cbc", "aes-256-ecb",
 133         "camellia-128-cbc", "camellia-128-ecb",
 134         "camellia-192-cbc", "camellia-192-ecb",
 135         "camellia-256-cbc", "camellia-256-ecb",
 136         "base64", "zlib",
 137         "des", "des3", "desx", "idea", "seed", "rc4", "rc4-40",
 138         "rc2", "bf", "cast", "rc5",
 139         "des-ecb", "des-ede",    "des-ede3",
 140         "des-cbc", "des-ede-cbc","des-ede3-cbc",
 141         "des-cfb", "des-ede-cfb","des-ede3-cfb",
 142         "des-ofb", "des-ede-ofb","des-ede3-ofb",
 143         "idea-cbc","idea-ecb",    "idea-cfb", "idea-ofb",
 144         "seed-cbc","seed-ecb",    "seed-cfb", "seed-ofb",
 145         "rc2-cbc", "rc2-ecb", "rc2-cfb","rc2-ofb", "rc2-64-cbc", "rc2-40-cbc",
 146         "bf-cbc",  "bf-ecb",     "bf-cfb",   "bf-ofb",
 147         "cast5-cbc","cast5-ecb", "cast5-cfb","cast5-ofb",
 148         "cast-cbc", "rc5-cbc",   "rc5-ecb",  "rc5-cfb",  "rc5-ofb"
 149 ) {
 150         my $str="    {FT_cipher, \"$cmd\", enc_main, enc_options},\n";
 151         (my $algo= $cmd) =~ s/-.*//g;
 152         if ($cmd eq "zlib") {
 153                 print "#ifdef ZLIB\n${str}#endif\n";
 154         } elsif (grep { $algo eq $_ } @disablables) {
 155                 print "#ifndef OPENSSL_NO_".uc($algo)."\n${str}#endif\n";
 156         } elsif (my $disabler = $cipher_disabler{$algo}) {
 157                 print "#ifndef OPENSSL_NO_".uc($disabler)."\n${str}#endif\n";
 158         } else {
 159                 print $str;
 160         }
 161 }
 162
 163 print "    { 0, NULL, NULL}\n};\n";
 164 print "#endif\n";