protocol modify

pkg/utils/utils.go

@@ -37,3 +37,37 @@ func cleanUpFuncName(funcName string) string {
 	}
 	return funcName[end+1:]
 }
+func Intersect(slice1, slice2 []uint32) []uint32 {
+	m := make(map[uint32]bool)
+	n := make([]uint32, 0)
+	for _, v := range slice1 {
+		m[v] = true
+	}
+	for _, v := range slice2 {
+		flag, _ := m[v]
+		if flag {
+			n = append(n, v)
+		}
+	}
+	return n
+}
+func Difference(slice1, slice2 []uint32) []uint32 {
+	m := make(map[uint32]bool)
+	n := make([]uint32, 0)
+	inter := Intersect(slice1, slice2)
+	for _, v := range inter {
+		m[v] = true
+	}
+	for _, v := range slice1 {
+		if !m[v] {
+			n = append(n, v)
+		}
+	}
+
+	for _, v := range slice2 {
+		if !m[v] {
+			n = append(n, v)
+		}
+	}
+	return n
+}