test: 尝试启用xray splice拷贝

common/counter/xraytraffic.go

@@ -0,0 +1,25 @@
+package counter
+
+import (
+	"sync/atomic"
+
+	fstats "github.com/xtls/xray-core/features/stats"
+)
+
+var _ fstats.Counter = (*XrayTrafficCounter)(nil)
+
+type XrayTrafficCounter struct {
+	V *atomic.Int64
+}
+
+func (c *XrayTrafficCounter) Value() int64 {
+	return c.V.Load()
+}
+
+func (c *XrayTrafficCounter) Set(newValue int64) int64 {
+	return c.V.Swap(newValue)
+}
+
+func (c *XrayTrafficCounter) Add(delta int64) int64 {
+	return c.V.Add(delta)
+}