First Commit of Voltha-Go-Controller from Radisys

Change-Id: I8e2e908e7ab09a4fe3d86849da18b6d69dcf4ab0
diff --git a/internal/pkg/intf/flowerror.go b/internal/pkg/intf/flowerror.go
new file mode 100644
index 0000000..04ca588
--- /dev/null
+++ b/internal/pkg/intf/flowerror.go
@@ -0,0 +1,31 @@
+/*
+* Copyright 2022-present Open Networking Foundation
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+ */
+
+package intf
+
+import (
+	"voltha-go-controller/internal/pkg/of"
+)
+
+// FlowStatus structure
+type FlowStatus struct {
+	Device         string
+	Cookie         string
+	FlowModType    of.Command
+	Flow           *of.VoltSubFlow
+	Status         uint32
+	Reason         string
+	AdditionalData of.BwAvailDetails
+}