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Add list_config generation

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Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
This commit is contained in:
Jerry Yu 2021-12-06 13:40:37 +08:00 committed by Gilles Peskine
parent 18a59b7d4c
commit 0abd677ed7
3 changed files with 23 additions and 0 deletions
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8
programs/test/query_config.h
View File

@ -39,4 +39,12 @@
*/
int query_config( const char *config );
/** List all enabled configuration symbols
*
* \note This function is defined in `programs/test/query_config.c`
* which is automatically generated by
* `scripts/generate_query_config.pl`.
*/
void list_config( void );
#endif /* MBEDTLS_PROGRAMS_TEST_QUERY_CONFIG_H */

8
scripts/data_files/query_config.fmt
View File

@ -115,6 +115,10 @@
#define MACRO_NAME_TO_STR(macro) \
mbedtls_printf( "%s", strlen( #macro "" ) > 0 ? #macro "\n" : "" )
#define NAME_TO_STR(macro) #macro
#define OUTPUT_MACRO_NAME_VALUE(macro) mbedtls_printf( #macro "%s\n", \
strlen( NAME_TO_STR(macro) "") > 0 ? "=" NAME_TO_STR(macro) : "" )
#if defined(_MSC_VER)
/*
* Visual Studio throws the warning 4003 because many Mbed TLS feature macros
@ -134,6 +138,10 @@ CHECK_CONFIG /* If the symbol is not found, return an error */
return( 1 );
}
void list_config( void )
{
LIST_CONFIG
}
#if defined(_MSC_VER)
#pragma warning(pop)
#endif /* _MSC_VER */

7
scripts/generate_query_config.pl
View File

@ -53,6 +53,7 @@ open(CONFIG_FILE, "$config_file") or die "Opening config file '$config_file': $!
# This variable will contain the string to replace in the CHECK_CONFIG of the
# format file
my $config_check = "";
my $list_config = "";
while (my $line = <CONFIG_FILE>) {
if ($line =~ /^(\/\/)?\s*#\s*define\s+(MBEDTLS_\w+).*/) {
@ -72,6 +73,11 @@ while (my $line = <CONFIG_FILE>) {
$config_check .= " }\n";
$config_check .= "#endif /* $name */\n";
$config_check .= "\n";
$list_config .= "#if defined($name)\n";
$list_config .= " OUTPUT_MACRO_NAME_VALUE($name);\n";
$list_config .= "#endif /* $name */\n";
$list_config .= "\n";
}
}
@ -83,6 +89,7 @@ close(FORMAT_FILE);
# Replace the body of the query_config() function with the code we just wrote
$query_config_format =~ s/CHECK_CONFIG/$config_check/g;
$query_config_format =~ s/LIST_CONFIG/$list_config/g;
# Rewrite the query_config.c file
open(QUERY_CONFIG_FILE, ">$query_config_file") or die "Opening destination file '$query_config_file': $!";