65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
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// Copyright 2020 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 goid
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// Structs from Go runtime. These may change in the future and require
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// updating. These structs are currently the same on both AMD64 and ARM64,
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// but may diverge in the future.
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type stack struct {
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lo uintptr
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hi uintptr
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}
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type gobuf struct {
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sp uintptr
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pc uintptr
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g uintptr
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ctxt uintptr
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ret uint64
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lr uintptr
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bp uintptr
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}
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type g struct {
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stack stack
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stackguard0 uintptr
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stackguard1 uintptr
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_panic uintptr
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_defer uintptr
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m uintptr
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sched gobuf
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syscallsp uintptr
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syscallpc uintptr
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stktopsp uintptr
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param uintptr
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atomicstatus uint32
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stackLock uint32
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goid int64
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// More fields...
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//
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// We only use goid and the fields before it are only listed to
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// calculate the correct offset.
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}
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func getg() *g
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// goid returns the ID of the current goroutine.
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func goid() int64 {
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return getg().goid
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}
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