From cf16d81fa48dbe8f9030a3026bc6a1fabf4c6da6 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Thu, 7 Aug 2014 09:02:24 +0200
Subject: util/ForeignFifoBuffer: add method Swap()

---
 src/util/ForeignFifoBuffer.hxx | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src')

diff --git a/src/util/ForeignFifoBuffer.hxx b/src/util/ForeignFifoBuffer.hxx
index c52846727..0ebcd6069 100644
--- a/src/util/ForeignFifoBuffer.hxx
+++ b/src/util/ForeignFifoBuffer.hxx
@@ -82,6 +82,13 @@ public:
 		return *this;
 	}
 
+	void Swap(ForeignFifoBuffer<T> &other) {
+		std::swap(head, other.head);
+		std::swap(tail, other.tail);
+		std::swap(capacity, other.capacity);
+		std::swap(data, other.data);
+	}
+
 	constexpr bool IsNull() const {
 		return data == nullptr;
 	}
-- 
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