1 files changed, 36 insertions, 0 deletions
diff --git a/web/streamlib/stream.pm b/web/streamlib/stream.pm
new file mode 100644
index 0000000..c28136e
--- /dev/null
+++ b/web/streamlib/stream.pm
@@ -0,0 +1,36 @@
+package stream;
+use strict;
+use warnings;
+
+BEGIN {
+	use Exporter();
+
+        our ($VERSION, @ISA, @EXPORT, @EXPORT_OK, %EXPORT_TAGS);
+
+        @ISA         = qw(Exporter);
+	$VERSION     = 1.00;
+	@EXPORT      = qw(&is_ip_local);
+	
+}
+
+sub is_ip_local($$$) {
+	my $clip = shift;
+	my $v4net = shift;
+	my $v6net = shift;
+	return 0 unless defined($clip);
+	
+	my $is_local = 0;
+	if ($clip =~ m/\:/){
+		if (NetAddr::IP->new($clip)->within($v6net)){
+			$is_local = 1;
+		}
+	} else {
+		if (NetAddr::IP->new($clip)->within($v4net)){
+			$is_local = 1;
+		}
+	}
+	return $is_local;
+}
+
+
+1;