diff --git a/scripts/config.pl b/scripts/config.pl index 5a06a3338..76ca4709c 100755 --- a/scripts/config.pl +++ b/scripts/config.pl @@ -45,7 +45,7 @@ my $config_file = "include/mbedtls/config.h"; my $usage = < | --file ] [-o | --force] [set | unset | get | - full | realfull] + full | realfull | baremetal] Commands set [] - Uncomments or adds a #define for the to @@ -63,6 +63,7 @@ Commands excluding some reserved symbols, until the 'Module configuration options' section realfull - Uncomments all #define's with no exclusions + baremetal - Sets full configuration suitable for baremetal build. Options -f | --file - The file or file path for the configuration file @@ -91,14 +92,38 @@ MBEDTLS_X509_ALLOW_EXTENSIONS_NON_V3 MBEDTLS_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION MBEDTLS_ZLIB_SUPPORT MBEDTLS_PKCS11_C +MBEDTLS_NO_UDBL_DIVISION _ALT\s*$ ); +# Things that should be disabled in "baremetal" +my @excluded_baremetal = qw( +MBEDTLS_NET_C +MBEDTLS_TIMING_C +MBEDTLS_FS_IO +MBEDTLS_ENTROPY_NV_SEED +MBEDTLS_HAVE_TIME +MBEDTLS_HAVE_TIME_DATE +MBEDTLS_DEPRECATED_WARNING +MBEDTLS_HAVEGE_C +MBEDTLS_THREADING_C +MBEDTLS_THREADING_PTHREAD +MBEDTLS_MEMORY_BACKTRACE +MBEDTLS_MEMORY_BUFFER_ALLOC_C +MBEDTLS_PLATFORM_TIME_ALT +MBEDTLS_PLATFORM_FPRINTF_ALT +); + # Things that should be enabled in "full" even if they match @excluded my @non_excluded = qw( PLATFORM_[A-Z0-9]+_ALT ); +# Things that should be enabled in "baremetal" +my @non_excluded_baremetal = qw( +MBEDTLS_NO_PLATFORM_ENTROPY +); + # Process the command line arguments my $force_option = 0; @@ -123,7 +148,7 @@ while ($arg = shift) { # ...else assume it's a command $action = $arg; - if ($action eq "full" || $action eq "realfull") { + if ($action eq "full" || $action eq "realfull" || $action eq "baremetal" ) { # No additional parameters die $usage if @ARGV; @@ -166,7 +191,12 @@ open my $config_read, '<', $config_file or die "read $config_file: $!\n"; my @config_lines = <$config_read>; close $config_read; -my ($exclude_re, $no_exclude_re); +# Add required baremetal symbols to the list that is included. +if ( $action eq "baremetal" ) { + @non_excluded = ( @non_excluded, @non_excluded_baremetal ); +} + +my ($exclude_re, $no_exclude_re, $exclude_baremetal_re); if ($action eq "realfull") { $exclude_re = qr/^$/; $no_exclude_re = qr/./; @@ -174,6 +204,9 @@ if ($action eq "realfull") { $exclude_re = join '|', @excluded; $no_exclude_re = join '|', @non_excluded; } +if ( $action eq "baremetal" ) { + $exclude_baremetal_re = join '|', @excluded_baremetal; +} my $config_write = undef; if ($action ne "get") { @@ -182,17 +215,19 @@ if ($action ne "get") { my $done; for my $line (@config_lines) { - if ($action eq "full" || $action eq "realfull") { + if ($action eq "full" || $action eq "realfull" || $action eq "baremetal" ) { if ($line =~ /name SECTION: Module configuration options/) { $done = 1; } if (!$done && $line =~ m!^//\s?#define! && - ( $line !~ /$exclude_re/ || $line =~ /$no_exclude_re/ ) ) { + ( $line !~ /$exclude_re/ || $line =~ /$no_exclude_re/ ) && + ( $action ne "baremetal" || ( $line !~ /$exclude_baremetal_re/ ) ) ) { $line =~ s!^//\s?!!; } if (!$done && $line =~ m!^\s?#define! && - ! ( $line !~ /$exclude_re/ || $line =~ /$no_exclude_re/ ) ) { + ! ( ( $line !~ /$exclude_re/ || $line =~ /$no_exclude_re/ ) && + ( $action ne "baremetal" || ( $line !~ /$exclude_baremetal_re/ ) ) ) ) { $line =~ s!^!//!; } } elsif ($action eq "unset") {