Initial commit after restructure

network/environment/interface.go

@@ -0,0 +1,29 @@
+// Copyright Safing ICS Technologies GmbH. Use of this source code is governed by the AGPL license that can be found in the LICENSE file.
+
+package environment
+
+import (
+	"sync"
+	"sync/atomic"
+)
+
+type EnvironmentInterface struct {
+	lastNetworkChange int64
+	lock              sync.Mutex
+}
+
+func NewInterface() *EnvironmentInterface {
+	return &EnvironmentInterface{
+		lastNetworkChange: 0,
+	}
+}
+
+func (env *EnvironmentInterface) NetworkChanged() bool {
+	env.lock.Lock()
+	defer env.lock.Unlock()
+	lnc := atomic.LoadInt64(lastNetworkChange)
+	if lnc > env.lastNetworkChange {
+		return true
+	}
+	return false
+}