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Diffstat (limited to 'pkg/tcpip/buffer/prependable.go')
-rw-r--r--pkg/tcpip/buffer/prependable.go6
1 files changed, 6 insertions, 0 deletions
diff --git a/pkg/tcpip/buffer/prependable.go b/pkg/tcpip/buffer/prependable.go
index 48a2a2713..ba21f4eca 100644
--- a/pkg/tcpip/buffer/prependable.go
+++ b/pkg/tcpip/buffer/prependable.go
@@ -77,3 +77,9 @@ func (p *Prependable) Prepend(size int) []byte {
p.usedIdx -= size
return p.View()[:size:size]
}
+
+// DeepCopy copies p and the bytes backing it.
+func (p Prependable) DeepCopy() Prependable {
+ p.buf = append(View(nil), p.buf...)
+ return p
+}