From 3ca73841d7ec1218cab21f7be2433f739be5d367 Mon Sep 17 00:00:00 2001
From: Rahat Mahmood <rahat@google.com>
Date: Fri, 11 Sep 2020 17:40:57 -0700
Subject: Move the 'marshal' and 'primitive' packages to the 'pkg' directory.

PiperOrigin-RevId: 331256608
---
 pkg/marshal/marshal_impl_util.go | 78 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 pkg/marshal/marshal_impl_util.go

(limited to 'pkg/marshal/marshal_impl_util.go')

diff --git a/pkg/marshal/marshal_impl_util.go b/pkg/marshal/marshal_impl_util.go
new file mode 100644
index 000000000..89c7d3575
--- /dev/null
+++ b/pkg/marshal/marshal_impl_util.go
@@ -0,0 +1,78 @@
+// Copyright 2020 The gVisor Authors.
+//
+// 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 marshal
+
+import (
+	"io"
+
+	"gvisor.dev/gvisor/pkg/usermem"
+)
+
+// StubMarshallable implements the Marshallable interface.
+// StubMarshallable is a convenient embeddable type for satisfying the
+// marshallable interface, but provides no actual implementation. It is
+// useful when the marshallable interface needs to be implemented manually,
+// but the caller doesn't require the full marshallable interface.
+type StubMarshallable struct{}
+
+// WriteTo implements Marshallable.WriteTo.
+func (StubMarshallable) WriteTo(w io.Writer) (n int64, err error) {
+	panic("Please implement your own WriteTo function")
+}
+
+// SizeBytes implements Marshallable.SizeBytes.
+func (StubMarshallable) SizeBytes() int {
+	panic("Please implement your own SizeBytes function")
+}
+
+// MarshalBytes implements Marshallable.MarshalBytes.
+func (StubMarshallable) MarshalBytes(dst []byte) {
+	panic("Please implement your own MarshalBytes function")
+}
+
+// UnmarshalBytes implements Marshallable.UnmarshalBytes.
+func (StubMarshallable) UnmarshalBytes(src []byte) {
+	panic("Please implement your own UnMarshalBytes function")
+}
+
+// Packed implements Marshallable.Packed.
+func (StubMarshallable) Packed() bool {
+	panic("Please implement your own Packed function")
+}
+
+// MarshalUnsafe implements Marshallable.MarshalUnsafe.
+func (StubMarshallable) MarshalUnsafe(dst []byte) {
+	panic("Please implement your own MarshalUnsafe function")
+}
+
+// UnmarshalUnsafe implements Marshallable.UnmarshalUnsafe.
+func (StubMarshallable) UnmarshalUnsafe(src []byte) {
+	panic("Please implement your own UnmarshalUnsafe function")
+}
+
+// CopyIn implements Marshallable.CopyIn.
+func (StubMarshallable) CopyIn(task Task, addr usermem.Addr) (int, error) {
+	panic("Please implement your own CopyIn function")
+}
+
+// CopyOut implements Marshallable.CopyOut.
+func (StubMarshallable) CopyOut(task Task, addr usermem.Addr) (int, error) {
+	panic("Please implement your own CopyOut function")
+}
+
+// CopyOutN implements Marshallable.CopyOutN.
+func (StubMarshallable) CopyOutN(task Task, addr usermem.Addr, limit int) (int, error) {
+	panic("Please implement your own CopyOutN function")
+}
-- 
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