91 lines
2.9 KiB
Perl
Executable file
91 lines
2.9 KiB
Perl
Executable file
#!/usr/bin/env perl
|
|
#
|
|
# Copyright The Mbed TLS Contributors
|
|
# SPDX-License-Identifier: Apache-2.0
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
use strict;
|
|
|
|
my ($include_dir, $data_dir, $feature_file);
|
|
|
|
if( @ARGV ) {
|
|
die "Invalid number of arguments" if scalar @ARGV != 3;
|
|
($include_dir, $data_dir, $feature_file) = @ARGV;
|
|
|
|
-d $include_dir or die "No such directory: $include_dir\n";
|
|
-d $data_dir or die "No such directory: $data_dir\n";
|
|
} else {
|
|
$include_dir = 'include/mbedtls';
|
|
$data_dir = 'scripts/data_files';
|
|
$feature_file = 'library/version_features.c';
|
|
|
|
unless( -d $include_dir && -d $data_dir ) {
|
|
chdir '..' or die;
|
|
-d $include_dir && -d $data_dir
|
|
or die "Without arguments, must be run from root or scripts\n"
|
|
}
|
|
}
|
|
|
|
my $feature_format_file = $data_dir.'/version_features.fmt';
|
|
|
|
my @sections = ( "System support", "mbed TLS modules",
|
|
"mbed TLS feature support" );
|
|
|
|
my $line_separator = $/;
|
|
undef $/;
|
|
|
|
open(FORMAT_FILE, '<:crlf', "$feature_format_file") or die "Opening feature format file '$feature_format_file': $!";
|
|
my $feature_format = <FORMAT_FILE>;
|
|
close(FORMAT_FILE);
|
|
|
|
$/ = $line_separator;
|
|
|
|
open(CONFIG_H, '<:crlf', "$include_dir/mbedtls_config.h") || die("Failure when opening mbedtls_config.h: $!");
|
|
|
|
my $feature_defines = "";
|
|
my $in_section = 0;
|
|
|
|
while (my $line = <CONFIG_H>)
|
|
{
|
|
next if ($in_section && $line !~ /#define/ && $line !~ /SECTION/);
|
|
next if (!$in_section && $line !~ /SECTION/);
|
|
|
|
if ($in_section) {
|
|
if ($line =~ /SECTION/) {
|
|
$in_section = 0;
|
|
next;
|
|
}
|
|
# Strip leading MBEDTLS_ to save binary size
|
|
my ($mbedtls_prefix, $define) = $line =~ /#define (MBEDTLS_)?(\w+)/;
|
|
if (!$mbedtls_prefix) {
|
|
die "Feature does not start with 'MBEDTLS_': $line\n";
|
|
}
|
|
$feature_defines .= "#if defined(MBEDTLS_${define})\n";
|
|
$feature_defines .= " \"${define}\",\n";
|
|
$feature_defines .= "#endif /* MBEDTLS_${define} */\n";
|
|
}
|
|
|
|
if (!$in_section) {
|
|
my ($section_name) = $line =~ /SECTION: ([\w ]+)/;
|
|
my $found_section = grep $_ eq $section_name, @sections;
|
|
|
|
$in_section = 1 if ($found_section);
|
|
}
|
|
};
|
|
|
|
$feature_format =~ s/FEATURE_DEFINES\n/$feature_defines/g;
|
|
|
|
open(ERROR_FILE, ">$feature_file") or die "Opening destination file '$feature_file': $!";
|
|
print ERROR_FILE $feature_format;
|
|
close(ERROR_FILE);
|