1 files changed, 78 insertions, 0 deletions

diff --git a/src/lib/libcrypto/util/fipslink.pl b/src/lib/libcrypto/util/fipslink.pl
new file mode 100644
index 0000000000..a893833c5c
--- /dev/null
+++ b/src/lib/libcrypto/util/fipslink.pl
@@ -0,0 +1,78 @@
+#!/usr/bin/perl
+
+sub check_env
+        {
+        my @ret;
+        foreach (@_)
+                {
+                die "Environment variable $_ not defined!\n" unless exists $ENV{$_};
+                push @ret, $ENV{$_};
+                }
+        return @ret;
+        }
+
+
+my ($fips_cc,$fips_cc_args, $fips_link,$fips_target, $fips_libdir, $sha1_exe)
+         = check_env("FIPS_CC", "FIPS_CC_ARGS", "FIPS_LINK", "FIPS_TARGET",
+                "FIPSLIB_D", "FIPS_SHA1_EXE");
+
+
+
+if (exists $ENV{"PREMAIN_DSO_EXE"})
+        {
+        $fips_premain_dso = $ENV{"PREMAIN_DSO_EXE"};
+        }
+        else
+        {
+        $fips_premain_dso = "";
+        }
+
+check_hash($sha1_exe, "fips_premain.c");
+check_hash($sha1_exe, "fipscanister.o");
+
+
+print "Integrity check OK\n";
+
+print "$fips_cc $fips_cc_args $fips_libdir/fips_premain.c\n";
+system "$fips_cc $fips_cc_args $fips_libdir/fips_premain.c";
+die "First stage Compile failure" if $? != 0;
+
+print "$fips_link @ARGV\n";
+system "$fips_link @ARGV";
+die "First stage Link failure" if $? != 0;
+
+
+print "$fips_premain_dso $fips_target\n";
+$fips_hash=`$fips_premain_dso $fips_target`;
+chomp $fips_hash;
+die "Get hash failure" if $? != 0;
+
+
+print "$fips_cc -DHMAC_SHA1_SIG=\\\"$fips_hash\\\" $fips_cc_args $fips_libdir/fips_premain.c\n";
+system "$fips_cc -DHMAC_SHA1_SIG=\\\"$fips_hash\\\" $fips_cc_args $fips_libdir/fips_premain.c";
+die "Second stage Compile failure" if $? != 0;
+
+
+print "$fips_link @ARGV\n";
+system "$fips_link @ARGV";
+die "Second stage Link failure" if $? != 0;
+
+sub check_hash
+        {
+        my ($sha1_exe, $filename) = @_;
+        my ($hashfile, $hashval);
+
+        open(IN, "${fips_libdir}/${filename}.sha1") || die "Cannot open file hash file ${fips_libdir}/${filename}.sha1";
+        $hashfile = <IN>;
+        close IN;
+        $hashval = `$sha1_exe ${fips_libdir}/$filename`;
+        chomp $hashfile;
+        chomp $hashval;
+        $hashfile =~ s/^.*=\s+//;
+        $hashval =~ s/^.*=\s+//;
+        die "Invalid hash syntax in file" if (length($hashfile) != 40);
+        die "Invalid hash received for file" if (length($hashval) != 40);
+        die "***HASH VALUE MISMATCH FOR FILE $filename ***" if ($hashval ne $hashfile); 
+        }
+
+