1#!/usr/bin/perl
2
3# test that all configs with only a single key exchange enabled build
4#
5# Usage: tests/scripts/key-exchanges.pl
6
7use warnings;
8use strict;
9
10-d 'library' && -d 'include' && -d 'tests' or die "Must be run from root\n";
11
12my $sed_cmd = 's/^#define \(MBEDTLS_KEY_EXCHANGE_.*_ENABLED\)/\1/p';
13my $config_h = 'include/mbedtls/config.h';
14my @kexes = split( /\s+/, `sed -n -e '$sed_cmd' $config_h` );
15
16system( "cp $config_h $config_h.bak" ) and die;
17sub abort {
18    system( "mv $config_h.bak $config_h" ) and warn "$config_h not restored\n";
19    die $_[0];
20}
21
22for my $kex (@kexes) {
23    system( "cp $config_h.bak $config_h" ) and die "$config_h not restored\n";
24    system( "make clean" ) and die;
25
26    print "\n******************************************\n";
27    print "* Testing with key exchange: $kex\n";
28    print "******************************************\n";
29
30    # full config with all key exchanges disabled except one
31    system( "scripts/config.pl full" ) and abort "Failed config full\n";
32    for my $k (@kexes) {
33        next if $k eq $kex;
34        system( "scripts/config.pl unset $k" )
35            and abort "Failed to disable $k\n";
36    }
37
38    system( "make lib CFLAGS='-Os -Werror'" ) and abort "Failed to build lib: $kex\n";
39}
40
41system( "mv $config_h.bak $config_h" ) and die "$config_h not restored\n";
42system( "make clean" ) and die;
43exit 0;
44