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Add parsing of psa/crypto_config.h for PSA_WANT_xxx to query_compile_time_config

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Fixes #6131

Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
This commit is contained in:
Tom Cosgrove 2022-07-25 12:19:35 +01:00
parent ef83b839d0
commit ff3c6c1a1a
3 changed files with 30 additions and 14 deletions
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2
ChangeLog.d/extend-query_compile_time_config-to-psa_want.txt Normal file
View file

@ -0,0 +1,2 @@
Changes
* Add the ability to query PSA_WANT_xxx macros to query_compile_time_config

2
scripts/data_files/query_config.fmt
View file

@ -90,6 +90,8 @@
#include "mbedtls/x509_crt.h"
#include "mbedtls/x509_csr.h"
#include "psa/crypto_config.h"
#include <string.h>
/*

40
scripts/generate_query_config.pl
View file

@ -15,7 +15,7 @@
# function by using the template in scripts/data_files/query_config.fmt.
#
# Usage: scripts/generate_query_config.pl without arguments, or
# generate_query_config.pl mbedtls_config_file template_file output_file
# generate_query_config.pl mbedtls_config_file template_file output_file [psa_crypto_config_file]
#
# Copyright The Mbed TLS Contributors
# SPDX-License-Identifier: Apache-2.0
@ -34,11 +34,12 @@
use strict;
my ($mbedtls_config_file, $query_config_format_file, $query_config_file);
my ($mbedtls_config_file, $query_config_format_file, $query_config_file, $psa_crypto_config_file);
my $default_mbedtls_config_file = "./include/mbedtls/mbedtls_config.h";
my $default_query_config_format_file = "./scripts/data_files/query_config.fmt";
my $default_query_config_file = "./programs/test/query_config.c";
my $default_psa_crypto_config_file = "./include/psa/crypto_config.h";
if( @ARGV ) {
die "Invalid number of arguments - usage: $0 [CONFIG_FILE TEMPLATE_FILE OUTPUT_FILE]" if scalar @ARGV != 3;
@ -46,14 +47,20 @@ if( @ARGV ) {
-f $mbedtls_config_file or die "No such file: $mbedtls_config_file";
-f $query_config_format_file or die "No such file: $query_config_format_file";
if (defined($psa_crypto_config_file) && length($psa_crypto_config_file)) {
-f $psa_crypto_config_file or die "No such file: $psa_crypto_config_file";
} else {
$psa_crypto_config_file = (-d $default_psa_crypto_config_file) ? $default_psa_crypto_config_file : undef;
}
} else {
$mbedtls_config_file = $default_mbedtls_config_file;
$query_config_format_file = $default_query_config_format_file;
$query_config_file = $default_query_config_file;
$psa_crypto_config_file = $default_psa_crypto_config_file;
unless( -f $mbedtls_config_file && -f $query_config_format_file ) {
unless(-f $mbedtls_config_file && -f $query_config_format_file && -f $psa_crypto_config_file) {
chdir '..' or die;
-f $mbedtls_config_file && -f $query_config_format_file
-f $mbedtls_config_file && -f $query_config_format_file && -f $psa_crypto_config_file
or die "No arguments supplied, must be run from project root or a first-level subdirectory\n";
}
}
@ -72,16 +79,20 @@ my $excluded_re = join '|', @excluded;
my $config_check = "";
my $list_config = "";
open(CONFIG_FILE, "<", $mbedtls_config_file) or die "Opening config file '$mbedtls_config_file': $!";
for my $config_file ($mbedtls_config_file, $psa_crypto_config_file) {
while (my $line = <CONFIG_FILE>) {
if ($line =~ /^(\/\/)?\s*#\s*define\s+(MBEDTLS_\w+).*/) {
my $name = $2;
next unless defined($config_file); # we might not have been given a PSA crypto config file
# Skip over the macro if it is in the ecluded list
next if $name =~ /$excluded_re/;
open(CONFIG_FILE, "<", $config_file) or die "Opening config file '$config_file': $!";
$config_check .= <<EOT;
while (my $line = <CONFIG_FILE>) {
if ($line =~ /^(\/\/)?\s*#\s*define\s+(MBEDTLS_\w+|PSA_WANT_\w+).*/) {
my $name = $2;
# Skip over the macro if it is in the ecluded list
next if $name =~ /$excluded_re/;
$config_check .= <<EOT;
#if defined($name)
if( strcmp( "$name", config ) == 0 )
{
@ -92,16 +103,17 @@ while (my $line = <CONFIG_FILE>) {
EOT
$list_config .= <<EOT;
$list_config .= <<EOT;
#if defined($name)
OUTPUT_MACRO_NAME_VALUE($name);
#endif /* $name */
EOT
}
}
}
close(CONFIG_FILE);
close(CONFIG_FILE);
}
# Read the full format file into a string
local $/;