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annotate libtommath/dep.pl @ 1671:5c8913b7464c

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Mention Ed25519 in dropbearkey man (#94)
author Vladislav Grishenko <themiron@users.noreply.github.com>
date Mon, 25 May 2020 18:28:27 +0500
parents f52919ffd3b1
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 #!/usr/bin/perl
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2 #
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3 # Walk through source, add labels and make classes
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4 #
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5 use strict;
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6 use warnings;
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7
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8 my %deplist;
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9
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10 #open class file and write preamble
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11 open(my $class, '>', 'tommath_class.h') or die "Couldn't open tommath_class.h for writing\n";
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12 print {$class} << 'EOS';
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13 /* LibTomMath, multiple-precision integer library -- Tom St Denis
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14 *
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15 * LibTomMath is a library that provides multiple-precision
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16 * integer arithmetic as well as number theoretic functionality.
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17 *
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18 * The library was designed directly after the MPI library by
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19 * Michael Fromberger but has been written from scratch with
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20 * additional optimizations in place.
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21 *
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22 * SPDX-License-Identifier: Unlicense
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23 */
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24
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25 #if !(defined(LTM1) && defined(LTM2) && defined(LTM3))
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26 #if defined(LTM2)
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27 # define LTM3
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28 #endif
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29 #if defined(LTM1)
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30 # define LTM2
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31 #endif
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32 #define LTM1
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33 #if defined(LTM_ALL)
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34 EOS
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35
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36 foreach my $filename (glob 'bn*.c') {
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37 my $define = $filename;
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38
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39 print "Processing $filename\n";
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40
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41 # convert filename to upper case so we can use it as a define
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42 $define =~ tr/[a-z]/[A-Z]/;
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43 $define =~ tr/\./_/;
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44 print {$class} << "EOS";
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45 # define $define
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46 EOS
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47
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48 # now copy text and apply #ifdef as required
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49 my $apply = 0;
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50 open(my $src, '<', $filename);
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51 open(my $out, '>', 'tmp');
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52
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53 # first line will be the #ifdef
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54 my $line = <$src>;
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55 if ($line =~ /include/) {
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56 print {$out} $line;
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57 } else {
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58 print {$out} << "EOS";
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59 #include "tommath_private.h"
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60 #ifdef $define
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61 /* LibTomMath, multiple-precision integer library -- Tom St Denis
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62 *
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63 * LibTomMath is a library that provides multiple-precision
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64 * integer arithmetic as well as number theoretic functionality.
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65 *
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66 * The library was designed directly after the MPI library by
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67 * Michael Fromberger but has been written from scratch with
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68 * additional optimizations in place.
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69 *
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70 * SPDX-License-Identifier: Unlicense
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71 */
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72 $line
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73 EOS
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74 $apply = 1;
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75 }
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76 while (<$src>) {
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77 if (!($_ =~ /tommath\.h/)) {
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78 print {$out} $_;
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79 }
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80 }
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81 if ($apply == 1) {
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82 print {$out} << 'EOS';
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83 #endif
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84 /* ref: \\HEAD -> master, tag: v1.1.0 */
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85 /* git commit: \\08549ad6bc8b0cede0b357a9c341c5c6473a9c55 */
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86 /* commit time: \\2019-01-28 20:32:32 +0100 */
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87 EOS
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88 }
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89 close $src;
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90 close $out;
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91
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92 unlink $filename;
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93 rename 'tmp', $filename;
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94 }
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95 print {$class} << 'EOS';
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96 #endif
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97 EOS
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98
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99 # now do classes
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100
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101 foreach my $filename (glob 'bn*.c') {
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102 open(my $src, '<', $filename) or die "Can't open source file!\n";
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103
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104 # convert filename to upper case so we can use it as a define
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
105 $filename =~ tr/[a-z]/[A-Z]/;
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
106 $filename =~ tr/\./_/;
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107
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108 print {$class} << "EOS";
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109 #if defined($filename)
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110 EOS
284
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parents:
diff changeset
111 my $list = $filename;
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diff changeset
112
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diff changeset
113 # scan for mp_* and make classes
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114 while (<$src>) {
284
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diff changeset
115 my $line = $_;
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diff changeset
116 while ($line =~ m/(fast_)*(s_)*mp\_[a-z_0-9]*/) {
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diff changeset
117 $line = $';
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diff changeset
118 # now $& is the match, we want to skip over LTM keywords like
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119 # mp_int, mp_word, mp_digit
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120 if (!($& eq 'mp_digit') && !($& eq 'mp_word') && !($& eq 'mp_int') && !($& eq 'mp_min_u32')) {
284
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diff changeset
121 my $a = $&;
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122 $a =~ tr/[a-z]/[A-Z]/;
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123 $a = 'BN_' . $a . '_C';
284
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diff changeset
124 if (!($list =~ /$a/)) {
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125 print {$class} << "EOS";
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126 # define $a
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127 EOS
284
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128 }
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129 $list = $list . ',' . $a;
284
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130 }
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131 }
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132 }
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133 $deplist{$filename} = $list;
284
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134
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135 print {$class} << 'EOS';
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136 #endif
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137
f52919ffd3b1 update ltm to 1.1.0 and enable FIPS 186.4 compliant key-generation (#79)
Steffen Jaeckel <s_jaeckel@gmx.de>
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diff changeset
138 EOS
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Matt Johnston <matt@ucc.asn.au>
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139 close $src;
284
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parents:
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140 }
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141
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142 print {$class} << 'EOS';
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143 #ifdef LTM3
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144 # define LTM_LAST
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145 #endif
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146
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147 #include <tommath_superclass.h>
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148 #include <tommath_class.h>
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149 #else
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150 # define LTM_LAST
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151 #endif
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152
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153 /* ref: HEAD -> master, tag: v1.1.0 */
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154 /* git commit: 08549ad6bc8b0cede0b357a9c341c5c6473a9c55 */
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155 /* commit time: 2019-01-28 20:32:32 +0100 */
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diff changeset
156 EOS
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diff changeset
157 close $class;
284
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158
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diff changeset
159 #now let's make a cool call graph...
284
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diff changeset
160
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diff changeset
161 open(my $out, '>', 'callgraph.txt');
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Matt Johnston <matt@ucc.asn.au>
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162 my $indent = 0;
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
163 my $list;
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
164 foreach (sort keys %deplist) {
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165 $list = '';
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
166 draw_func($deplist{$_});
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diff changeset
167 print {$out} "\n\n";
284
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diff changeset
168 }
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169 close $out;
284
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170
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diff changeset
171 sub draw_func
284
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diff changeset
172 {
1470
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diff changeset
173 my @funcs = split ',', $_[0];
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
174 if ($list =~ /$funcs[0]/) {
284
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diff changeset
175 return;
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diff changeset
176 } else {
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diff changeset
177 $list = $list . $funcs[0];
284
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diff changeset
178 }
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diff changeset
179 if ($indent == 0) {
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
180 } elsif ($indent >= 1) {
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
181 print {$out} '| ' x ($indent - 1) . '+--->';
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diff changeset
182 }
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
183 print {$out} $funcs[0] . "\n";
284
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diff changeset
184 shift @funcs;
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diff changeset
185 my $temp = $list;
284
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
186 foreach my $i (@funcs) {
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diff changeset
187 ++$indent;
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diff changeset
188 draw_func($deplist{$i}) if exists $deplist{$i};
284
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
189 --$indent;
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
190 }
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
191 $list = $temp;
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
192 return;
284
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193 }
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
194