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Building: For the FIPS module checksum, keep track of configuration,h

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The FIPS module checksum needs to know that configuration.h is
generated from configuration.h.in, so that information is conserved.
To make this possible, it's now possible to have attributes with the
GENERATE keyword, and the attribute "skip" is added to make a keyword
a no-op, which makes it informative only.

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Todd Short <todd.short@me.com>
(Merged from https://github.com/openssl/openssl/pull/16378)
This commit is contained in:
Richard Levitte 2021-08-23 09:06:10 +02:00
parent 2522889620
commit 4d02d500aa
3 changed files with 17 additions and 4 deletions
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7
Configurations/gentemplate.pm
View File

@ -56,7 +56,8 @@ sub emit {
my $fh = $self->{output};
die "No name?" unless $name;
print $fh "{-\n ", $name, '(', dump_data(\%opts), ');', " \n-}";
print $fh "{-\n ", $name, '(', dump_data(\%opts), ');', " \n-}"
unless defined $opts{attrs}->{skip};
}
my $debug_resolvedepends = $ENV{BUILDFILE_DEBUG_DEPENDS};
@ -200,7 +201,7 @@ sub dogenerate {
my $self = shift;
my $src = shift;
# Safety measure
return "" unless defined $self->{info}->{generate}->{$_};
return "" unless defined $self->{info}->{generate}->{$src};
return "" if $cache{$src};
my $obj = shift;
my $bin = shift;
@ -209,6 +210,7 @@ sub dogenerate {
die "$src is generated by Configure, should not appear in build file\n"
if ref $self->{info}->{generate}->{$src} eq "";
my $script = $self->{info}->{generate}->{$src}->[0];
my %attrs = %{$self->{info}->{attributes}->{generate}->{$src} // {}};
$self->emit('generatesrc',
src => $src,
product => $bin,
@ -220,6 +222,7 @@ sub dogenerate {
defined $bin ? @{$self->{info}->{includes}->{$bin} // []} : () ],
defs => [ defined $obj ? @{$self->{info}->{defines}->{$obj} // []} : (),
defined $bin ? @{$self->{info}->{defines}->{$bin} // []} : () ],
attrs => { %attrs },
%opts);
foreach (@{$self->{info}->{depends}->{$src} // []}) {
$self->dogenerate($_, $obj, $bin, %opts);

9
Configure
View File

@ -2202,9 +2202,10 @@ if ($builder eq "unified") {
\$attributes{depends}, $+{ATTRIBS},
tokenize($expand_variables->($+{VALUE})))
if !@skip || $skip[$#skip] > 0; },
qr/^\s* GENERATE ${index_re} \s* = \s* ${value_re} \s* $/x
qr/^\s* GENERATE ${index_re} ${attribs_re} \s* = \s* ${value_re} \s* $/x
=> sub { $push_to->(\%generate, $expand_variables->($+{INDEX}),
undef, undef, $expand_variables->($+{VALUE}))
\$attributes{generate}, $+{ATTRIBS},
$expand_variables->($+{VALUE}))
if !@skip || $skip[$#skip] > 0; },
qr/^\s* (?:\#.*)? $/x => sub { },
"OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
@ -2372,6 +2373,10 @@ EOF
$check_generate{$ddest}->{$generator[0]}++;
$unified_info{generate}->{$ddest} = [ @generator ];
# Fix up associated attributes
$unified_info{attributes}->{generate}->{$ddest} =
$attributes{generate}->{$dest}->{$gen}
if defined $attributes{generate}->{$dest}->{$gen};
}
foreach (keys %depends) {

5
build.info
View File

@ -22,6 +22,7 @@ DEPEND[]=include/openssl/asn1.h \
include/openssl/cmp.h \
include/openssl/cms.h \
include/openssl/conf.h \
include/openssl/configuration.h \
include/openssl/crmf.h \
include/openssl/crypto.h \
include/openssl/ct.h \
@ -48,6 +49,10 @@ GENERATE[include/openssl/bio.h]=include/openssl/bio.h.in
GENERATE[include/openssl/cmp.h]=include/openssl/cmp.h.in
GENERATE[include/openssl/cms.h]=include/openssl/cms.h.in
GENERATE[include/openssl/conf.h]=include/openssl/conf.h.in
# include/openssl/configuration.h is generated by configdata.pm
# We still need this information for the FIPS module checksum, but the attribute
# 'skip' ensures that nothing is actually done with it.
GENERATE[include/openssl/configuration.h]{skip}=include/openssl/configuration.h.in
GENERATE[include/openssl/crmf.h]=include/openssl/crmf.h.in
GENERATE[include/openssl/crypto.h]=include/openssl/crypto.h.in
GENERATE[include/openssl/ct.h]=include/openssl/ct.h.in