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Kevin KrakauerandgVisor bot
f970f1df1f
The benefits of PacketBufferPtr never materialized and it makes the type difficult to work with, e.g. it can't be used with go_generics to make a (performant) list. This is effectively a rollback of cl/480518221. PiperOrigin-RevId: 530954630
29 lines
1.0 KiB
Go
29 lines
1.0 KiB
Go
// Copyright 2021 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package stack
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import "unsafe"
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// PacketBufferStructSize is the minimal size of the packet buffer overhead.
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const PacketBufferStructSize = int(unsafe.Sizeof(PacketBuffer{}))
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// ID returns a unique ID for the underlying storage of the packet.
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//
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// Two PacketBufferPtrs have the same IDs if and only if they point to the same
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// location in memory.
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func (pk PacketBufferPtr) ID() uintptr {
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return uintptr(unsafe.Pointer(pk))
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}
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