Revamp endpoint matching system

profile/endpoints/endpoint-iprange.go

@@ -0,0 +1,42 @@
+package endpoints
+
+import (
+	"net"
+
+	"github.com/safing/portmaster/intel"
+)
+
+// EndpointIPRange matches IP ranges.
+type EndpointIPRange struct {
+	EndpointBase
+
+	Net    *net.IPNet
+	Reason string
+}
+
+// Matches checks whether the given entity matches this endpoint definition.
+func (ep *EndpointIPRange) Matches(entity *intel.Entity) (result EPResult, reason string) {
+	if entity.IP == nil {
+		return Undeterminable, ""
+	}
+	if ep.Net.Contains(entity.IP) {
+		return ep.matchesPPP(entity), ep.Reason
+	}
+	return NoMatch, ""
+}
+
+func (ep *EndpointIPRange) String() string {
+	return ep.renderPPP(ep.Net.String())
+}
+
+func parseTypeIPRange(fields []string) (Endpoint, error) {
+	_, net, err := net.ParseCIDR(fields[1])
+	if err == nil {
+		ep := &EndpointIPRange{
+			Net:    net,
+			Reason: "IP is part of " + net.String(),
+		}
+		return ep.parsePPP(ep, fields)
+	}
+	return nil, nil
+}