vendor golang.org/x/sys d455e41777fca6e8a5a79e34a14b8368bc11d9ba

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

vendor.conf

@@ -85,7 +85,7 @@ golang.org/x/crypto 0709b304e793a5edb4a2c0145f281ecdc20838a4
 golang.org/x/net a680a1efc54dd51c040b3b5ce4939ea3cf2ea0d1
 golang.org/x/oauth2 ef147856a6ddbb60760db74283d2424e98c87bff
 golang.org/x/sync 1d60e4601c6fd243af51cc01ddf169918a5407ca
-golang.org/x/sys 41f3e6584952bb034a481797859f6ab34b6803bd
+golang.org/x/sys d455e41777fca6e8a5a79e34a14b8368bc11d9ba
 golang.org/x/text f21a4dfb5e38f5895301dc265a8def02365cc3d0 # v0.3.0
 golang.org/x/time fbb02b2291d28baffd63558aa44b4b56f178d650
 google.golang.org/genproto 02b4e95473316948020af0b7a4f0f22c73929b0e

vendor/golang.org/x/sys/cpu/byteorder.go

@@ -0,0 +1,30 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package cpu
+
+import (
+	"encoding/binary"
+	"runtime"
+)
+
+// hostByteOrder returns binary.LittleEndian on little-endian machines and
+// binary.BigEndian on big-endian machines.
+func hostByteOrder() binary.ByteOrder {
+	switch runtime.GOARCH {
+	case "386", "amd64", "amd64p32",
+		"arm", "arm64",
+		"mipsle", "mips64le", "mips64p32le",
+		"ppc64le",
+		"riscv", "riscv64":
+		return binary.LittleEndian
+	case "armbe", "arm64be",
+		"mips", "mips64", "mips64p32",
+		"ppc", "ppc64",
+		"s390", "s390x",
+		"sparc", "sparc64":
+		return binary.BigEndian
+	}
+	panic("unknown architecture")
+}

vendor/golang.org/x/sys/cpu/cpu.go

@@ -6,6 +6,13 @@
 // various CPU architectures.
 package cpu
 
+// Initialized reports whether the CPU features were initialized.
+//
+// For some GOOS/GOARCH combinations initialization of the CPU features depends
+// on reading an operating specific file, e.g. /proc/self/auxv on linux/arm
+// Initialized will report false if reading the file fails.
+var Initialized bool
+
 // CacheLinePad is used to pad structs to avoid false sharing.
 type CacheLinePad struct{ _ [cacheLineSize]byte }
 
@@ -87,3 +94,33 @@ var PPC64 struct {
 	IsPOWER9 bool // ISA v3.00 (POWER9)
 	_        CacheLinePad
 }
+
+// S390X contains the supported CPU features of the current IBM Z
+// (s390x) platform. If the current platform is not IBM Z then all
+// feature flags are false.
+//
+// S390X is padded to avoid false sharing. Further HasVX is only set
+// if the OS supports vector registers in addition to the STFLE
+// feature bit being set.
+var S390X struct {
+	_         CacheLinePad
+	HasZARCH  bool // z/Architecture mode is active [mandatory]
+	HasSTFLE  bool // store facility list extended
+	HasLDISP  bool // long (20-bit) displacements
+	HasEIMM   bool // 32-bit immediates
+	HasDFP    bool // decimal floating point
+	HasETF3EH bool // ETF-3 enhanced
+	HasMSA    bool // message security assist (CPACF)
+	HasAES    bool // KM-AES{128,192,256} functions
+	HasAESCBC bool // KMC-AES{128,192,256} functions
+	HasAESCTR bool // KMCTR-AES{128,192,256} functions
+	HasAESGCM bool // KMA-GCM-AES{128,192,256} functions
+	HasGHASH  bool // KIMD-GHASH function
+	HasSHA1   bool // K{I,L}MD-SHA-1 functions
+	HasSHA256 bool // K{I,L}MD-SHA-256 functions
+	HasSHA512 bool // K{I,L}MD-SHA-512 functions
+	HasSHA3   bool // K{I,L}MD-SHA3-{224,256,384,512} and K{I,L}MD-SHAKE-{128,256} functions
+	HasVX     bool // vector facility
+	HasVXE    bool // vector-enhancements facility 1
+	_         CacheLinePad
+}

vendor/golang.org/x/sys/cpu/cpu_arm64.go

@@ -1,67 +0,0 @@
-// Copyright 2018 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package cpu
-
-const cacheLineSize = 64
-
-// HWCAP/HWCAP2 bits. These are exposed by Linux.
-const (
-	hwcap_FP       = 1 << 0
-	hwcap_ASIMD    = 1 << 1
-	hwcap_EVTSTRM  = 1 << 2
-	hwcap_AES      = 1 << 3
-	hwcap_PMULL    = 1 << 4
-	hwcap_SHA1     = 1 << 5
-	hwcap_SHA2     = 1 << 6
-	hwcap_CRC32    = 1 << 7
-	hwcap_ATOMICS  = 1 << 8
-	hwcap_FPHP     = 1 << 9
-	hwcap_ASIMDHP  = 1 << 10
-	hwcap_CPUID    = 1 << 11
-	hwcap_ASIMDRDM = 1 << 12
-	hwcap_JSCVT    = 1 << 13
-	hwcap_FCMA     = 1 << 14
-	hwcap_LRCPC    = 1 << 15
-	hwcap_DCPOP    = 1 << 16
-	hwcap_SHA3     = 1 << 17
-	hwcap_SM3      = 1 << 18
-	hwcap_SM4      = 1 << 19
-	hwcap_ASIMDDP  = 1 << 20
-	hwcap_SHA512   = 1 << 21
-	hwcap_SVE      = 1 << 22
-	hwcap_ASIMDFHM = 1 << 23
-)
-
-func doinit() {
-	// HWCAP feature bits
-	ARM64.HasFP = isSet(HWCap, hwcap_FP)
-	ARM64.HasASIMD = isSet(HWCap, hwcap_ASIMD)
-	ARM64.HasEVTSTRM = isSet(HWCap, hwcap_EVTSTRM)
-	ARM64.HasAES = isSet(HWCap, hwcap_AES)
-	ARM64.HasPMULL = isSet(HWCap, hwcap_PMULL)
-	ARM64.HasSHA1 = isSet(HWCap, hwcap_SHA1)
-	ARM64.HasSHA2 = isSet(HWCap, hwcap_SHA2)
-	ARM64.HasCRC32 = isSet(HWCap, hwcap_CRC32)
-	ARM64.HasATOMICS = isSet(HWCap, hwcap_ATOMICS)
-	ARM64.HasFPHP = isSet(HWCap, hwcap_FPHP)
-	ARM64.HasASIMDHP = isSet(HWCap, hwcap_ASIMDHP)
-	ARM64.HasCPUID = isSet(HWCap, hwcap_CPUID)
-	ARM64.HasASIMDRDM = isSet(HWCap, hwcap_ASIMDRDM)
-	ARM64.HasJSCVT = isSet(HWCap, hwcap_JSCVT)
-	ARM64.HasFCMA = isSet(HWCap, hwcap_FCMA)
-	ARM64.HasLRCPC = isSet(HWCap, hwcap_LRCPC)
-	ARM64.HasDCPOP = isSet(HWCap, hwcap_DCPOP)
-	ARM64.HasSHA3 = isSet(HWCap, hwcap_SHA3)
-	ARM64.HasSM3 = isSet(HWCap, hwcap_SM3)
-	ARM64.HasSM4 = isSet(HWCap, hwcap_SM4)
-	ARM64.HasASIMDDP = isSet(HWCap, hwcap_ASIMDDP)
-	ARM64.HasSHA512 = isSet(HWCap, hwcap_SHA512)
-	ARM64.HasSVE = isSet(HWCap, hwcap_SVE)
-	ARM64.HasASIMDFHM = isSet(HWCap, hwcap_ASIMDFHM)
-}
-
-func isSet(hwc uint, value uint) bool {
-	return hwc&value != 0
-}

vendor/golang.org/x/sys/cpu/cpu_gc_s390x.go

@@ -0,0 +1,21 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build !gccgo
+
+package cpu
+
+// haveAsmFunctions reports whether the other functions in this file can
+// be safely called.
+func haveAsmFunctions() bool { return true }
+
+// The following feature detection functions are defined in cpu_s390x.s.
+// They are likely to be expensive to call so the results should be cached.
+func stfle() facilityList
+func kmQuery() queryResult
+func kmcQuery() queryResult
+func kmctrQuery() queryResult
+func kmaQuery() queryResult
+func kimdQuery() queryResult
+func klmdQuery() queryResult

vendor/golang.org/x/sys/cpu/cpu_gccgo_s390x.go

@@ -0,0 +1,22 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build gccgo
+
+package cpu
+
+// haveAsmFunctions reports whether the other functions in this file can
+// be safely called.
+func haveAsmFunctions() bool { return false }
+
+// TODO(mundaym): the following feature detection functions are currently
+// stubs. See https://golang.org/cl/162887 for how to fix this.
+// They are likely to be expensive to call so the results should be cached.
+func stfle() facilityList     { panic("not implemented for gccgo") }
+func kmQuery() queryResult    { panic("not implemented for gccgo") }
+func kmcQuery() queryResult   { panic("not implemented for gccgo") }
+func kmctrQuery() queryResult { panic("not implemented for gccgo") }
+func kmaQuery() queryResult   { panic("not implemented for gccgo") }
+func kimdQuery() queryResult  { panic("not implemented for gccgo") }
+func klmdQuery() queryResult  { panic("not implemented for gccgo") }

vendor/golang.org/x/sys/cpu/cpu_linux.go

@@ -7,9 +7,7 @@
 package cpu
 
 import (
-	"encoding/binary"
 	"io/ioutil"
-	"runtime"
 )
 
 const (
@@ -18,44 +16,44 @@ const (
 
 	procAuxv = "/proc/self/auxv"
 
-	uintSize uint = 32 << (^uint(0) >> 63)
+	uintSize = int(32 << (^uint(0) >> 63))
 )
 
 // For those platforms don't have a 'cpuid' equivalent we use HWCAP/HWCAP2
 // These are initialized in cpu_$GOARCH.go
 // and should not be changed after they are initialized.
-var HWCap uint
+var hwCap uint
-var HWCap2 uint
+var hwCap2 uint
 
 func init() {
 	buf, err := ioutil.ReadFile(procAuxv)
 	if err != nil {
-		panic("read proc auxv failed: " + err.Error())
+		// e.g. on android /proc/self/auxv is not accessible, so silently
+		// ignore the error and leave Initialized = false
+		return
 	}
 
-	pb := int(uintSize / 8)
+	bo := hostByteOrder()
-
+	for len(buf) >= 2*(uintSize/8) {
-	for i := 0; i < len(buf)-pb*2; i += pb * 2 {
 		var tag, val uint
 		switch uintSize {
 		case 32:
-			tag = uint(binary.LittleEndian.Uint32(buf[i:]))
+			tag = uint(bo.Uint32(buf[0:]))
-			val = uint(binary.LittleEndian.Uint32(buf[i+pb:]))
+			val = uint(bo.Uint32(buf[4:]))
+			buf = buf[8:]
 		case 64:
-			if runtime.GOARCH == "ppc64" {
+			tag = uint(bo.Uint64(buf[0:]))
-				tag = uint(binary.BigEndian.Uint64(buf[i:]))
+			val = uint(bo.Uint64(buf[8:]))
-				val = uint(binary.BigEndian.Uint64(buf[i+pb:]))
+			buf = buf[16:]
-			} else {
-				tag = uint(binary.LittleEndian.Uint64(buf[i:]))
-				val = uint(binary.LittleEndian.Uint64(buf[i+pb:]))
-			}
 		}
 		switch tag {
 		case _AT_HWCAP:
-			HWCap = val
+			hwCap = val
 		case _AT_HWCAP2:
-			HWCap2 = val
+			hwCap2 = val
 		}
 	}
 	doinit()
+
+	Initialized = true
 }

vendor/golang.org/x/sys/cpu/cpu_linux_arm64.go

@@ -0,0 +1,67 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package cpu
+
+const cacheLineSize = 64
+
+// HWCAP/HWCAP2 bits. These are exposed by Linux.
+const (
+	hwcap_FP       = 1 << 0
+	hwcap_ASIMD    = 1 << 1
+	hwcap_EVTSTRM  = 1 << 2
+	hwcap_AES      = 1 << 3
+	hwcap_PMULL    = 1 << 4
+	hwcap_SHA1     = 1 << 5
+	hwcap_SHA2     = 1 << 6
+	hwcap_CRC32    = 1 << 7
+	hwcap_ATOMICS  = 1 << 8
+	hwcap_FPHP     = 1 << 9
+	hwcap_ASIMDHP  = 1 << 10
+	hwcap_CPUID    = 1 << 11
+	hwcap_ASIMDRDM = 1 << 12
+	hwcap_JSCVT    = 1 << 13
+	hwcap_FCMA     = 1 << 14
+	hwcap_LRCPC    = 1 << 15
+	hwcap_DCPOP    = 1 << 16
+	hwcap_SHA3     = 1 << 17
+	hwcap_SM3      = 1 << 18
+	hwcap_SM4      = 1 << 19
+	hwcap_ASIMDDP  = 1 << 20
+	hwcap_SHA512   = 1 << 21
+	hwcap_SVE      = 1 << 22
+	hwcap_ASIMDFHM = 1 << 23
+)
+
+func doinit() {
+	// HWCAP feature bits
+	ARM64.HasFP = isSet(hwCap, hwcap_FP)
+	ARM64.HasASIMD = isSet(hwCap, hwcap_ASIMD)
+	ARM64.HasEVTSTRM = isSet(hwCap, hwcap_EVTSTRM)
+	ARM64.HasAES = isSet(hwCap, hwcap_AES)
+	ARM64.HasPMULL = isSet(hwCap, hwcap_PMULL)
+	ARM64.HasSHA1 = isSet(hwCap, hwcap_SHA1)
+	ARM64.HasSHA2 = isSet(hwCap, hwcap_SHA2)
+	ARM64.HasCRC32 = isSet(hwCap, hwcap_CRC32)
+	ARM64.HasATOMICS = isSet(hwCap, hwcap_ATOMICS)
+	ARM64.HasFPHP = isSet(hwCap, hwcap_FPHP)
+	ARM64.HasASIMDHP = isSet(hwCap, hwcap_ASIMDHP)
+	ARM64.HasCPUID = isSet(hwCap, hwcap_CPUID)
+	ARM64.HasASIMDRDM = isSet(hwCap, hwcap_ASIMDRDM)
+	ARM64.HasJSCVT = isSet(hwCap, hwcap_JSCVT)
+	ARM64.HasFCMA = isSet(hwCap, hwcap_FCMA)
+	ARM64.HasLRCPC = isSet(hwCap, hwcap_LRCPC)
+	ARM64.HasDCPOP = isSet(hwCap, hwcap_DCPOP)
+	ARM64.HasSHA3 = isSet(hwCap, hwcap_SHA3)
+	ARM64.HasSM3 = isSet(hwCap, hwcap_SM3)
+	ARM64.HasSM4 = isSet(hwCap, hwcap_SM4)
+	ARM64.HasASIMDDP = isSet(hwCap, hwcap_ASIMDDP)
+	ARM64.HasSHA512 = isSet(hwCap, hwcap_SHA512)
+	ARM64.HasSVE = isSet(hwCap, hwcap_SVE)
+	ARM64.HasASIMDFHM = isSet(hwCap, hwcap_ASIMDFHM)
+}
+
+func isSet(hwc uint, value uint) bool {
+	return hwc&value != 0
+}

vendor/golang.org/x/sys/cpu/cpu_linux_ppc64x.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+// +build linux
 // +build ppc64 ppc64le
 
 package cpu
@@ -21,10 +22,10 @@ const (
 
 func doinit() {
 	// HWCAP2 feature bits
-	PPC64.IsPOWER8 = isSet(HWCap2, _PPC_FEATURE2_ARCH_2_07)
+	PPC64.IsPOWER8 = isSet(hwCap2, _PPC_FEATURE2_ARCH_2_07)
-	PPC64.IsPOWER9 = isSet(HWCap2, _PPC_FEATURE2_ARCH_3_00)
+	PPC64.IsPOWER9 = isSet(hwCap2, _PPC_FEATURE2_ARCH_3_00)
-	PPC64.HasDARN = isSet(HWCap2, _PPC_FEATURE2_DARN)
+	PPC64.HasDARN = isSet(hwCap2, _PPC_FEATURE2_DARN)
-	PPC64.HasSCV = isSet(HWCap2, _PPC_FEATURE2_SCV)
+	PPC64.HasSCV = isSet(hwCap2, _PPC_FEATURE2_SCV)
 }
 
 func isSet(hwc uint, value uint) bool {

vendor/golang.org/x/sys/cpu/cpu_linux_s390x.go

@@ -0,0 +1,161 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package cpu
+
+const cacheLineSize = 256
+
+const (
+	// bit mask values from /usr/include/bits/hwcap.h
+	hwcap_ZARCH  = 2
+	hwcap_STFLE  = 4
+	hwcap_MSA    = 8
+	hwcap_LDISP  = 16
+	hwcap_EIMM   = 32
+	hwcap_DFP    = 64
+	hwcap_ETF3EH = 256
+	hwcap_VX     = 2048
+	hwcap_VXE    = 8192
+)
+
+// bitIsSet reports whether the bit at index is set. The bit index
+// is in big endian order, so bit index 0 is the leftmost bit.
+func bitIsSet(bits []uint64, index uint) bool {
+	return bits[index/64]&((1<<63)>>(index%64)) != 0
+}
+
+// function is the code for the named cryptographic function.
+type function uint8
+
+const (
+	// KM{,A,C,CTR} function codes
+	aes128 function = 18 // AES-128
+	aes192 function = 19 // AES-192
+	aes256 function = 20 // AES-256
+
+	// K{I,L}MD function codes
+	sha1     function = 1  // SHA-1
+	sha256   function = 2  // SHA-256
+	sha512   function = 3  // SHA-512
+	sha3_224 function = 32 // SHA3-224
+	sha3_256 function = 33 // SHA3-256
+	sha3_384 function = 34 // SHA3-384
+	sha3_512 function = 35 // SHA3-512
+	shake128 function = 36 // SHAKE-128
+	shake256 function = 37 // SHAKE-256
+
+	// KLMD function codes
+	ghash function = 65 // GHASH
+)
+
+// queryResult contains the result of a Query function
+// call. Bits are numbered in big endian order so the
+// leftmost bit (the MSB) is at index 0.
+type queryResult struct {
+	bits [2]uint64
+}
+
+// Has reports whether the given functions are present.
+func (q *queryResult) Has(fns ...function) bool {
+	if len(fns) == 0 {
+		panic("no function codes provided")
+	}
+	for _, f := range fns {
+		if !bitIsSet(q.bits[:], uint(f)) {
+			return false
+		}
+	}
+	return true
+}
+
+// facility is a bit index for the named facility.
+type facility uint8
+
+const (
+	// cryptography facilities
+	msa4 facility = 77  // message-security-assist extension 4
+	msa8 facility = 146 // message-security-assist extension 8
+)
+
+// facilityList contains the result of an STFLE call.
+// Bits are numbered in big endian order so the
+// leftmost bit (the MSB) is at index 0.
+type facilityList struct {
+	bits [4]uint64
+}
+
+// Has reports whether the given facilities are present.
+func (s *facilityList) Has(fs ...facility) bool {
+	if len(fs) == 0 {
+		panic("no facility bits provided")
+	}
+	for _, f := range fs {
+		if !bitIsSet(s.bits[:], uint(f)) {
+			return false
+		}
+	}
+	return true
+}
+
+func doinit() {
+	// test HWCAP bit vector
+	has := func(featureMask uint) bool {
+		return hwCap&featureMask == featureMask
+	}
+
+	// mandatory
+	S390X.HasZARCH = has(hwcap_ZARCH)
+
+	// optional
+	S390X.HasSTFLE = has(hwcap_STFLE)
+	S390X.HasLDISP = has(hwcap_LDISP)
+	S390X.HasEIMM = has(hwcap_EIMM)
+	S390X.HasETF3EH = has(hwcap_ETF3EH)
+	S390X.HasDFP = has(hwcap_DFP)
+	S390X.HasMSA = has(hwcap_MSA)
+	S390X.HasVX = has(hwcap_VX)
+	if S390X.HasVX {
+		S390X.HasVXE = has(hwcap_VXE)
+	}
+
+	// We need implementations of stfle, km and so on
+	// to detect cryptographic features.
+	if !haveAsmFunctions() {
+		return
+	}
+
+	// optional cryptographic functions
+	if S390X.HasMSA {
+		aes := []function{aes128, aes192, aes256}
+
+		// cipher message
+		km, kmc := kmQuery(), kmcQuery()
+		S390X.HasAES = km.Has(aes...)
+		S390X.HasAESCBC = kmc.Has(aes...)
+		if S390X.HasSTFLE {
+			facilities := stfle()
+			if facilities.Has(msa4) {
+				kmctr := kmctrQuery()
+				S390X.HasAESCTR = kmctr.Has(aes...)
+			}
+			if facilities.Has(msa8) {
+				kma := kmaQuery()
+				S390X.HasAESGCM = kma.Has(aes...)
+			}
+		}
+
+		// compute message digest
+		kimd := kimdQuery() // intermediate (no padding)
+		klmd := klmdQuery() // last (padding)
+		S390X.HasSHA1 = kimd.Has(sha1) && klmd.Has(sha1)
+		S390X.HasSHA256 = kimd.Has(sha256) && klmd.Has(sha256)
+		S390X.HasSHA512 = kimd.Has(sha512) && klmd.Has(sha512)
+		S390X.HasGHASH = kimd.Has(ghash) // KLMD-GHASH does not exist
+		sha3 := []function{
+			sha3_224, sha3_256, sha3_384, sha3_512,
+			shake128, shake256,
+		}
+		S390X.HasSHA3 = kimd.Has(sha3...) && klmd.Has(sha3...)
+	}
+}

vendor/golang.org/x/sys/cpu/cpu_other_arm64.go

@@ -1,9 +1,11 @@
-// Copyright 2018 The Go Authors. All rights reserved.
+// Copyright 2019 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+// +build !linux,arm64
+
 package cpu
 
-const cacheLineSize = 256
+const cacheLineSize = 64
 
 func doinit() {}

vendor/golang.org/x/sys/cpu/cpu_other_ppc64x.go

@@ -0,0 +1,12 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build !linux
+// +build ppc64 ppc64le
+
+package cpu
+
+const cacheLineSize = 128
+
+func doinit() {}

vendor/golang.org/x/sys/cpu/cpu_s390x.s

@@ -0,0 +1,57 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build !gccgo
+
+#include "textflag.h"
+
+// func stfle() facilityList
+TEXT ·stfle(SB), NOSPLIT|NOFRAME, $0-32
+	MOVD $ret+0(FP), R1
+	MOVD $3, R0          // last doubleword index to store
+	XC   $32, (R1), (R1) // clear 4 doublewords (32 bytes)
+	WORD $0xb2b01000     // store facility list extended (STFLE)
+	RET
+
+// func kmQuery() queryResult
+TEXT ·kmQuery(SB), NOSPLIT|NOFRAME, $0-16
+	MOVD $0, R0         // set function code to 0 (KM-Query)
+	MOVD $ret+0(FP), R1 // address of 16-byte return value
+	WORD $0xB92E0024    // cipher message (KM)
+	RET
+
+// func kmcQuery() queryResult
+TEXT ·kmcQuery(SB), NOSPLIT|NOFRAME, $0-16
+	MOVD $0, R0         // set function code to 0 (KMC-Query)
+	MOVD $ret+0(FP), R1 // address of 16-byte return value
+	WORD $0xB92F0024    // cipher message with chaining (KMC)
+	RET
+
+// func kmctrQuery() queryResult
+TEXT ·kmctrQuery(SB), NOSPLIT|NOFRAME, $0-16
+	MOVD $0, R0         // set function code to 0 (KMCTR-Query)
+	MOVD $ret+0(FP), R1 // address of 16-byte return value
+	WORD $0xB92D4024    // cipher message with counter (KMCTR)
+	RET
+
+// func kmaQuery() queryResult
+TEXT ·kmaQuery(SB), NOSPLIT|NOFRAME, $0-16
+	MOVD $0, R0         // set function code to 0 (KMA-Query)
+	MOVD $ret+0(FP), R1 // address of 16-byte return value
+	WORD $0xb9296024    // cipher message with authentication (KMA)
+	RET
+
+// func kimdQuery() queryResult
+TEXT ·kimdQuery(SB), NOSPLIT|NOFRAME, $0-16
+	MOVD $0, R0         // set function code to 0 (KIMD-Query)
+	MOVD $ret+0(FP), R1 // address of 16-byte return value
+	WORD $0xB93E0024    // compute intermediate message digest (KIMD)
+	RET
+
+// func klmdQuery() queryResult
+TEXT ·klmdQuery(SB), NOSPLIT|NOFRAME, $0-16
+	MOVD $0, R0         // set function code to 0 (KLMD-Query)
+	MOVD $ret+0(FP), R1 // address of 16-byte return value
+	WORD $0xB93F0024    // compute last message digest (KLMD)
+	RET

vendor/golang.org/x/sys/cpu/cpu_x86.go

@@ -9,6 +9,8 @@ package cpu
 const cacheLineSize = 64
 
 func init() {
+	Initialized = true
+
 	maxID, _, _, _ := cpuid(0, 0)
 
 	if maxID < 1 {

vendor/golang.org/x/sys/unix/README.md

@@ -32,7 +32,7 @@ To build the files for your current OS and architecture, make sure GOOS and
 GOARCH are set correctly and run `mkall.sh`. This will generate the files for
 your specific system. Running `mkall.sh -n` shows the commands that will be run.
 
-Requirements: bash, perl, go
+Requirements: bash, go
 
 ### New Build System (currently for `GOOS == "linux"`)
 
@@ -52,14 +52,14 @@ system and have your GOOS and GOARCH set accordingly. Running `mkall.sh` will
 then generate all of the files for all of the GOOS/GOARCH pairs in the new build
 system. Running `mkall.sh -n` shows the commands that will be run.
 
-Requirements: bash, perl, go, docker
+Requirements: bash, go, docker
 
 ## Component files
 
 This section describes the various files used in the code generation process.
 It also contains instructions on how to modify these files to add a new
 architecture/OS or to add additional syscalls, types, or constants. Note that
-if you are using the new build system, the scripts cannot be called normally.
+if you are using the new build system, the scripts/programs cannot be called normally.
 They must be called from within the docker container.
 
 ### asm files
@@ -81,8 +81,8 @@ each GOOS/GOARCH pair.
 
 ### mksysnum
 
-Mksysnum is a script located at `${GOOS}/mksysnum.pl` (or `mksysnum_${GOOS}.pl`
+Mksysnum is a Go program located at `${GOOS}/mksysnum.go` (or `mksysnum_${GOOS}.go`
-for the old system). This script takes in a list of header files containing the
+for the old system). This program takes in a list of header files containing the
 syscall number declarations and parses them to produce the corresponding list of
 Go numeric constants. See `zsysnum_${GOOS}_${GOARCH}.go` for the generated
 constants.
@@ -92,14 +92,14 @@ new installation of the target OS (or updating the source checkouts for the
 new build system). However, depending on the OS, you make need to update the
 parsing in mksysnum.
 
-### mksyscall.pl
+### mksyscall.go
 
 The `syscall.go`, `syscall_${GOOS}.go`, `syscall_${GOOS}_${GOARCH}.go` are
 hand-written Go files which implement system calls (for unix, the specific OS,
 or the specific OS/Architecture pair respectively) that need special handling
 and list `//sys` comments giving prototypes for ones that can be generated.
 
-The mksyscall.pl script takes the `//sys` and `//sysnb` comments and converts
+The mksyscall.go program takes the `//sys` and `//sysnb` comments and converts
 them into syscalls. This requires the name of the prototype in the comment to
 match a syscall number in the `zsysnum_${GOOS}_${GOARCH}.go` file. The function
 prototype can be exported (capitalized) or not.
@@ -160,7 +160,7 @@ signal numbers, and constants. Generated by `mkerrors.sh` (see above).
 ### `zsyscall_${GOOS}_${GOARCH}.go`
 
 A file containing all the generated syscalls for a specific GOOS and GOARCH.
-Generated by `mksyscall.pl` (see above).
+Generated by `mksyscall.go` (see above).
 
 ### `zsysnum_${GOOS}_${GOARCH}.go`
 

vendor/golang.org/x/sys/unix/sockcmsg_unix.go

@@ -25,8 +25,8 @@ func cmsgAlignOf(salen int) int {
 		if SizeofPtr == 8 {
 			salign = 4
 		}
-	case "openbsd":
+	case "netbsd", "openbsd":
-		// OpenBSD armv7 requires 64-bit alignment.
+		// NetBSD and OpenBSD armv7 require 64-bit alignment.
 		if runtime.GOARCH == "arm" {
 			salign = 8
 		}

vendor/golang.org/x/sys/unix/syscall_darwin.go

@@ -416,6 +416,7 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sys	Chmod(path string, mode uint32) (err error)
 //sys	Chown(path string, uid int, gid int) (err error)
 //sys	Chroot(path string) (err error)
+//sys	ClockGettime(clockid int32, time *Timespec) (err error)
 //sys	Close(fd int) (err error)
 //sys	Dup(fd int) (nfd int, err error)
 //sys	Dup2(from int, to int) (err error)

vendor/golang.org/x/sys/unix/syscall_linux.go

@@ -994,6 +994,20 @@ func SetsockoptIPMreqn(fd, level, opt int, mreq *IPMreqn) (err error) {
 	return setsockopt(fd, level, opt, unsafe.Pointer(mreq), unsafe.Sizeof(*mreq))
 }
 
+// SetsockoptSockFprog attaches a classic BPF or an extended BPF program to a
+// socket to filter incoming packets.  See 'man 7 socket' for usage information.
+func SetsockoptSockFprog(fd, level, opt int, fprog *SockFprog) error {
+	return setsockopt(fd, level, opt, unsafe.Pointer(fprog), unsafe.Sizeof(*fprog))
+}
+
+func SetsockoptCanRawFilter(fd, level, opt int, filter []CanFilter) error {
+	var p unsafe.Pointer
+	if len(filter) > 0 {
+		p = unsafe.Pointer(&filter[0])
+	}
+	return setsockopt(fd, level, opt, p, uintptr(len(filter)*SizeofCanFilter))
+}
+
 // Keyctl Commands (http://man7.org/linux/man-pages/man2/keyctl.2.html)
 
 // KeyctlInt calls keyctl commands in which each argument is an int.

vendor/golang.org/x/sys/unix/syscall_unix.go

@@ -28,6 +28,11 @@ var (
 	errENOENT error = syscall.ENOENT
 )
 
+var (
+	signalNameMapOnce sync.Once
+	signalNameMap     map[string]syscall.Signal
+)
+
 // errnoErr returns common boxed Errno values, to prevent
 // allocations at runtime.
 func errnoErr(e syscall.Errno) error {
@@ -66,6 +71,19 @@ func SignalName(s syscall.Signal) string {
 	return ""
 }
 
+// SignalNum returns the syscall.Signal for signal named s,
+// or 0 if a signal with such name is not found.
+// The signal name should start with "SIG".
+func SignalNum(s string) syscall.Signal {
+	signalNameMapOnce.Do(func() {
+		signalNameMap = make(map[string]syscall.Signal)
+		for _, signal := range signalList {
+			signalNameMap[signal.name] = signal.num
+		}
+	})
+	return signalNameMap[s]
+}
+
 // clen returns the index of the first NULL byte in n or len(n) if n contains no NULL byte.
 func clen(n []byte) int {
 	i := bytes.IndexByte(n, 0)

vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.go

@@ -943,6 +943,21 @@ func libc_chroot_trampoline()
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func ClockGettime(clockid int32, time *Timespec) (err error) {
+	_, _, e1 := syscall_syscall(funcPC(libc_clock_gettime_trampoline), uintptr(clockid), uintptr(unsafe.Pointer(time)), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_clock_gettime_trampoline()
+
+//go:linkname libc_clock_gettime libc_clock_gettime
+//go:cgo_import_dynamic libc_clock_gettime clock_gettime "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Close(fd int) (err error) {
 	_, _, e1 := syscall_syscall(funcPC(libc_close_trampoline), uintptr(fd), 0, 0)
 	if e1 != 0 {

vendor/golang.org/x/sys/unix/zsyscall_darwin_amd64.s

@@ -108,6 +108,8 @@ TEXT ·libc_chown_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_chown(SB)
 TEXT ·libc_chroot_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_chroot(SB)
+TEXT ·libc_clock_gettime_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_clock_gettime(SB)
 TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_close(SB)
 TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0

vendor/golang.org/x/sys/unix/zsyscall_solaris_amd64.go

@@ -1,4 +1,4 @@
-// mksyscall_solaris.pl -tags solaris,amd64 syscall_solaris.go syscall_solaris_amd64.go
+// go run mksyscall_solaris.go -tags solaris,amd64 syscall_solaris.go syscall_solaris_amd64.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 // +build solaris,amd64

vendor/golang.org/x/sys/unix/zsysnum_darwin_amd64.go

@@ -1,4 +1,4 @@
-// go run mksysnum.go /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/usr/include/sys/syscall.h
+// go run mksysnum.go /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/usr/include/sys/syscall.h
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 // +build amd64,darwin
@@ -431,6 +431,8 @@ const (
 	SYS_NTP_ADJTIME                    = 527
 	SYS_NTP_GETTIME                    = 528
 	SYS_OS_FAULT_WITH_PAYLOAD          = 529
-	SYS_MAXSYSCALL                     = 530
+	SYS_KQUEUE_WORKLOOP_CTL            = 530
+	SYS___MACH_BRIDGE_REMOTE_TIME      = 531
+	SYS_MAXSYSCALL                     = 532
 	SYS_INVALID                        = 63
 )

vendor/golang.org/x/sys/unix/ztypes_linux_386.go

@@ -405,6 +405,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -434,6 +439,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -569,6 +575,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -634,6 +641,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x8

vendor/golang.org/x/sys/unix/ztypes_linux_amd64.go

@@ -406,6 +406,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -435,6 +440,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -570,6 +576,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -635,6 +642,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x10

vendor/golang.org/x/sys/unix/ztypes_linux_arm.go

@@ -409,6 +409,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -438,6 +443,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -573,6 +579,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -638,6 +645,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x8

vendor/golang.org/x/sys/unix/ztypes_linux_arm64.go

@@ -407,6 +407,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -436,6 +441,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -571,6 +577,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -636,6 +643,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x10

vendor/golang.org/x/sys/unix/ztypes_linux_mips.go

@@ -408,6 +408,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -437,6 +442,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -572,6 +578,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -637,6 +644,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x8

vendor/golang.org/x/sys/unix/ztypes_linux_mips64.go

@@ -407,6 +407,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -436,6 +441,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -571,6 +577,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -636,6 +643,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x10

vendor/golang.org/x/sys/unix/ztypes_linux_mips64le.go

@@ -407,6 +407,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -436,6 +441,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -571,6 +577,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -636,6 +643,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x10

vendor/golang.org/x/sys/unix/ztypes_linux_mipsle.go

@@ -408,6 +408,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -437,6 +442,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -572,6 +578,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -637,6 +644,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x8

vendor/golang.org/x/sys/unix/ztypes_linux_ppc64.go

@@ -408,6 +408,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -437,6 +442,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -572,6 +578,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -637,6 +644,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x10

vendor/golang.org/x/sys/unix/ztypes_linux_ppc64le.go

@@ -408,6 +408,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -437,6 +442,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -572,6 +578,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -637,6 +644,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x10

vendor/golang.org/x/sys/unix/ztypes_linux_riscv64.go

@@ -407,6 +407,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -436,6 +441,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -571,6 +577,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -636,6 +643,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x10

vendor/golang.org/x/sys/unix/ztypes_linux_s390x.go

@@ -406,6 +406,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -435,6 +440,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -570,6 +576,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -635,6 +642,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x10

vendor/golang.org/x/sys/unix/ztypes_linux_sparc64.go

@@ -410,6 +410,11 @@ type TCPInfo struct {
 	Total_retrans  uint32
 }
 
+type CanFilter struct {
+	Id   uint32
+	Mask uint32
+}
+
 const (
 	SizeofSockaddrInet4     = 0x10
 	SizeofSockaddrInet6     = 0x1c
@@ -439,6 +444,7 @@ const (
 	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
+	SizeofCanFilter         = 0x8
 )
 
 const (
@@ -574,6 +580,7 @@ const (
 	SizeofIfAddrmsg      = 0x8
 	SizeofRtMsg          = 0xc
 	SizeofRtNexthop      = 0x8
+	SizeofNdUseroptmsg   = 0x10
 )
 
 type NlMsghdr struct {
@@ -639,6 +646,17 @@ type RtNexthop struct {
 	Ifindex int32
 }
 
+type NdUseroptmsg struct {
+	Family    uint8
+	Pad1      uint8
+	Opts_len  uint16
+	Ifindex   int32
+	Icmp_type uint8
+	Icmp_code uint8
+	Pad2      uint16
+	Pad3      uint32
+}
+
 const (
 	SizeofSockFilter = 0x8
 	SizeofSockFprog  = 0x10

vendor/golang.org/x/sys/windows/security_windows.go

@@ -149,7 +149,7 @@ const (
 	DOMAIN_ALIAS_RID_REMOTE_DESKTOP_USERS           = 0x22b
 	DOMAIN_ALIAS_RID_NETWORK_CONFIGURATION_OPS      = 0x22c
 	DOMAIN_ALIAS_RID_INCOMING_FOREST_TRUST_BUILDERS = 0x22d
-	DOMAIN_ALIAS_RID_MONITORING_USERS               = 0X22e
+	DOMAIN_ALIAS_RID_MONITORING_USERS               = 0x22e
 	DOMAIN_ALIAS_RID_LOGGING_USERS                  = 0x22f
 	DOMAIN_ALIAS_RID_AUTHORIZATIONACCESS            = 0x230
 	DOMAIN_ALIAS_RID_TS_LICENSE_SERVERS             = 0x231

vendor/golang.org/x/sys/windows/svc/service.go

@@ -80,6 +80,7 @@ type ChangeRequest struct {
 	EventType     uint32
 	EventData     uintptr
 	CurrentStatus Status
+	Context       uintptr
 }
 
 // Handler is the interface that must be implemented to build Windows service.
@@ -121,12 +122,11 @@ func init() {
 	cRegisterServiceCtrlHandlerExW = a.MustFindProc("RegisterServiceCtrlHandlerExW").Addr()
 }
 
-// The HandlerEx prototype also has a context pointer but since we don't use
-// it at start-up time we don't have to pass it over either.
 type ctlEvent struct {
 	cmd       Cmd
 	eventType uint32
 	eventData uintptr
+	context   uintptr
 	errno     uint32
 }
 
@@ -238,13 +238,12 @@ func (s *service) run() {
 		exitFromHandler <- exitCode{ss, errno}
 	}()
 
-	status := Status{State: Stopped}
 	ec := exitCode{isSvcSpecific: true, errno: 0}
+	outcr := ChangeRequest{
+		CurrentStatus: Status{State: Stopped},
+	}
 	var outch chan ChangeRequest
 	inch := s.c
-	var cmd Cmd
-	var evtype uint32
-	var evdata uintptr
 loop:
 	for {
 		select {
@@ -255,10 +254,11 @@ loop:
 			}
 			inch = nil
 			outch = cmdsToHandler
-			cmd = r.cmd
+			outcr.Cmd = r.cmd
-			evtype = r.eventType
+			outcr.EventType = r.eventType
-			evdata = r.eventData
+			outcr.EventData = r.eventData
-		case outch <- ChangeRequest{cmd, evtype, evdata, status}:
+			outcr.Context = r.context
+		case outch <- outcr:
 			inch = s.c
 			outch = nil
 		case c := <-changesFromHandler:
@@ -271,7 +271,7 @@ loop:
 				}
 				break loop
 			}
-			status = c
+			outcr.CurrentStatus = c
 		case ec = <-exitFromHandler:
 			break loop
 		}
@@ -315,8 +315,8 @@ func Run(name string, handler Handler) error {
 		return err
 	}
 
-	ctlHandler := func(ctl uint32, evtype uint32, evdata uintptr, context uintptr) uintptr {
+	ctlHandler := func(ctl, evtype, evdata, context uintptr) uintptr {
-		e := ctlEvent{cmd: Cmd(ctl), eventType: evtype, eventData: evdata}
+		e := ctlEvent{cmd: Cmd(ctl), eventType: uint32(evtype), eventData: evdata, context: context}
 		// We assume that this callback function is running on
 		// the same thread as Run. Nowhere in MS documentation
 		// I could find statement to guarantee that. So putting

vendor/golang.org/x/sys/windows/svc/sys_386.s

@@ -22,7 +22,8 @@ TEXT ·servicemain(SB),7,$0
 	MOVL	AX, (SP)
 	MOVL	$·servicectlhandler(SB), AX
 	MOVL	AX, 4(SP)
-	MOVL	$0, 8(SP)
+	// Set context to 123456 to test issue #25660.
+	MOVL	$123456, 8(SP)
 	MOVL	·cRegisterServiceCtrlHandlerExW(SB), AX
 	MOVL	SP, BP
 	CALL	AX

vendor/golang.org/x/sys/windows/svc/sys_amd64.s

@@ -14,6 +14,8 @@ TEXT ·servicemain(SB),7,$0
 	MOVQ	·sName(SB), CX
 	MOVQ	$·servicectlhandler(SB), DX
 	// BUG(pastarmovj): Figure out a way to pass in context in R8.
+	// Set context to 123456 to test issue #25660.
+	MOVQ	$123456, R8
 	MOVQ	·cRegisterServiceCtrlHandlerExW(SB), AX
 	CALL	AX
 	CMPQ	AX, $0