1 files changed, 22 insertions, 0 deletions
diff --git a/lib/App/BorgRestore/Helper.pm b/lib/App/BorgRestore/Helper.pm
new file mode 100644
index 0000000..b4d52e5
--- /dev/null
+++ b/lib/App/BorgRestore/Helper.pm
@@ -0,0 +1,22 @@
+package App::BorgRestore::Helper;
+use v5.10;
+use strict;
+use warnings;
+
+
+sub untaint {
+	my $data = shift;
+	my $regex = shift;
+
+	$data =~ m/^($regex)$/ or die "Failed to untaint: $data";
+	return $1;
+}
+
+sub untaint_archive_name {
+	my $archive = shift;
+	return untaint($archive, qr([a-zA-Z0-9-:+]+));
+}
+
+1;
+
+__END__