Updated golang/x/net. Also updated golang.org/x/sys, as required by

hack/lint-dependencies.sh.
This commit is contained in:
Chao Xu
2020-10-31 16:21:08 -07:00
parent 24a9d07bf8
commit ec6e232126
225 changed files with 5186 additions and 8241 deletions

View File

@@ -52,7 +52,7 @@ var isSpecialElementMap = map[string]bool{
"iframe": true,
"img": true,
"input": true,
"keygen": true,
"keygen": true, // "keygen" has been removed from the spec, but are kept here for backwards compatibility.
"li": true,
"link": true,
"listing": true,

View File

@@ -161,65 +161,62 @@ var mathMLAttributeAdjustments = map[string]string{
}
var svgAttributeAdjustments = map[string]string{
"attributename": "attributeName",
"attributetype": "attributeType",
"basefrequency": "baseFrequency",
"baseprofile": "baseProfile",
"calcmode": "calcMode",
"clippathunits": "clipPathUnits",
"contentscripttype": "contentScriptType",
"contentstyletype": "contentStyleType",
"diffuseconstant": "diffuseConstant",
"edgemode": "edgeMode",
"externalresourcesrequired": "externalResourcesRequired",
"filterunits": "filterUnits",
"glyphref": "glyphRef",
"gradienttransform": "gradientTransform",
"gradientunits": "gradientUnits",
"kernelmatrix": "kernelMatrix",
"kernelunitlength": "kernelUnitLength",
"keypoints": "keyPoints",
"keysplines": "keySplines",
"keytimes": "keyTimes",
"lengthadjust": "lengthAdjust",
"limitingconeangle": "limitingConeAngle",
"markerheight": "markerHeight",
"markerunits": "markerUnits",
"markerwidth": "markerWidth",
"maskcontentunits": "maskContentUnits",
"maskunits": "maskUnits",
"numoctaves": "numOctaves",
"pathlength": "pathLength",
"patterncontentunits": "patternContentUnits",
"patterntransform": "patternTransform",
"patternunits": "patternUnits",
"pointsatx": "pointsAtX",
"pointsaty": "pointsAtY",
"pointsatz": "pointsAtZ",
"preservealpha": "preserveAlpha",
"preserveaspectratio": "preserveAspectRatio",
"primitiveunits": "primitiveUnits",
"refx": "refX",
"refy": "refY",
"repeatcount": "repeatCount",
"repeatdur": "repeatDur",
"requiredextensions": "requiredExtensions",
"requiredfeatures": "requiredFeatures",
"specularconstant": "specularConstant",
"specularexponent": "specularExponent",
"spreadmethod": "spreadMethod",
"startoffset": "startOffset",
"stddeviation": "stdDeviation",
"stitchtiles": "stitchTiles",
"surfacescale": "surfaceScale",
"systemlanguage": "systemLanguage",
"tablevalues": "tableValues",
"targetx": "targetX",
"targety": "targetY",
"textlength": "textLength",
"viewbox": "viewBox",
"viewtarget": "viewTarget",
"xchannelselector": "xChannelSelector",
"ychannelselector": "yChannelSelector",
"zoomandpan": "zoomAndPan",
"attributename": "attributeName",
"attributetype": "attributeType",
"basefrequency": "baseFrequency",
"baseprofile": "baseProfile",
"calcmode": "calcMode",
"clippathunits": "clipPathUnits",
"diffuseconstant": "diffuseConstant",
"edgemode": "edgeMode",
"filterunits": "filterUnits",
"glyphref": "glyphRef",
"gradienttransform": "gradientTransform",
"gradientunits": "gradientUnits",
"kernelmatrix": "kernelMatrix",
"kernelunitlength": "kernelUnitLength",
"keypoints": "keyPoints",
"keysplines": "keySplines",
"keytimes": "keyTimes",
"lengthadjust": "lengthAdjust",
"limitingconeangle": "limitingConeAngle",
"markerheight": "markerHeight",
"markerunits": "markerUnits",
"markerwidth": "markerWidth",
"maskcontentunits": "maskContentUnits",
"maskunits": "maskUnits",
"numoctaves": "numOctaves",
"pathlength": "pathLength",
"patterncontentunits": "patternContentUnits",
"patterntransform": "patternTransform",
"patternunits": "patternUnits",
"pointsatx": "pointsAtX",
"pointsaty": "pointsAtY",
"pointsatz": "pointsAtZ",
"preservealpha": "preserveAlpha",
"preserveaspectratio": "preserveAspectRatio",
"primitiveunits": "primitiveUnits",
"refx": "refX",
"refy": "refY",
"repeatcount": "repeatCount",
"repeatdur": "repeatDur",
"requiredextensions": "requiredExtensions",
"requiredfeatures": "requiredFeatures",
"specularconstant": "specularConstant",
"specularexponent": "specularExponent",
"spreadmethod": "spreadMethod",
"startoffset": "startOffset",
"stddeviation": "stdDeviation",
"stitchtiles": "stitchTiles",
"surfacescale": "surfaceScale",
"systemlanguage": "systemLanguage",
"tablevalues": "tableValues",
"targetx": "targetX",
"targety": "targetY",
"textlength": "textLength",
"viewbox": "viewBox",
"viewtarget": "viewTarget",
"xchannelselector": "xChannelSelector",
"ychannelselector": "yChannelSelector",
"zoomandpan": "zoomAndPan",
}

View File

@@ -263,7 +263,7 @@ var voidElements = map[string]bool{
"hr": true,
"img": true,
"input": true,
"keygen": true,
"keygen": true, // "keygen" has been removed from the spec, but are kept here for backwards compatibility.
"link": true,
"meta": true,
"param": true,

View File

@@ -1694,6 +1694,7 @@ func (sc *serverConn) processData(f *DataFrame) error {
if len(data) > 0 {
wrote, err := st.body.Write(data)
if err != nil {
sc.sendWindowUpdate(nil, int(f.Length)-wrote)
return streamError(id, ErrCodeStreamClosed)
}
if wrote != len(data) {
@@ -2020,7 +2021,11 @@ func (sc *serverConn) newWriterAndRequest(st *stream, f *MetaHeadersFrame) (*res
}
if bodyOpen {
if vv, ok := rp.header["Content-Length"]; ok {
req.ContentLength, _ = strconv.ParseInt(vv[0], 10, 64)
if cl, err := strconv.ParseUint(vv[0], 10, 63); err == nil {
req.ContentLength = int64(cl)
} else {
req.ContentLength = 0
}
} else {
req.ContentLength = -1
}
@@ -2403,9 +2408,8 @@ func (rws *responseWriterState) writeChunk(p []byte) (n int, err error) {
var ctype, clen string
if clen = rws.snapHeader.Get("Content-Length"); clen != "" {
rws.snapHeader.Del("Content-Length")
clen64, err := strconv.ParseInt(clen, 10, 64)
if err == nil && clen64 >= 0 {
rws.sentContentLen = clen64
if cl, err := strconv.ParseUint(clen, 10, 63); err == nil {
rws.sentContentLen = int64(cl)
} else {
clen = ""
}

View File

@@ -154,12 +154,21 @@ func (t *Transport) pingTimeout() time.Duration {
// ConfigureTransport configures a net/http HTTP/1 Transport to use HTTP/2.
// It returns an error if t1 has already been HTTP/2-enabled.
//
// Use ConfigureTransports instead to configure the HTTP/2 Transport.
func ConfigureTransport(t1 *http.Transport) error {
_, err := configureTransport(t1)
_, err := ConfigureTransports(t1)
return err
}
func configureTransport(t1 *http.Transport) (*Transport, error) {
// ConfigureTransports configures a net/http HTTP/1 Transport to use HTTP/2.
// It returns a new HTTP/2 Transport for further configuration.
// It returns an error if t1 has already been HTTP/2-enabled.
func ConfigureTransports(t1 *http.Transport) (*Transport, error) {
return configureTransports(t1)
}
func configureTransports(t1 *http.Transport) (*Transport, error) {
connPool := new(clientConnPool)
t2 := &Transport{
ConnPool: noDialClientConnPool{connPool},
@@ -689,6 +698,7 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, erro
cc.inflow.add(transportDefaultConnFlow + initialWindowSize)
cc.bw.Flush()
if cc.werr != nil {
cc.Close()
return nil, cc.werr
}
@@ -1080,6 +1090,15 @@ func (cc *ClientConn) roundTrip(req *http.Request) (res *http.Response, gotErrAf
bodyWriter := cc.t.getBodyWriterState(cs, body)
cs.on100 = bodyWriter.on100
defer func() {
cc.wmu.Lock()
werr := cc.werr
cc.wmu.Unlock()
if werr != nil {
cc.Close()
}
}()
cc.wmu.Lock()
endStream := !hasBody && !hasTrailers
werr := cc.writeHeaders(cs.ID, endStream, int(cc.maxFrameSize), hdrs)
@@ -2006,8 +2025,8 @@ func (rl *clientConnReadLoop) handleResponse(cs *clientStream, f *MetaHeadersFra
if !streamEnded || isHead {
res.ContentLength = -1
if clens := res.Header["Content-Length"]; len(clens) == 1 {
if clen64, err := strconv.ParseInt(clens[0], 10, 64); err == nil {
res.ContentLength = clen64
if cl, err := strconv.ParseUint(clens[0], 10, 63); err == nil {
res.ContentLength = int64(cl)
} else {
// TODO: care? unlike http/1, it won't mess up our framing, so it's
// more safe smuggling-wise to ignore.
@@ -2525,6 +2544,7 @@ func strSliceContains(ss []string, s string) bool {
type erringRoundTripper struct{ err error }
func (rt erringRoundTripper) RoundTripErr() error { return rt.err }
func (rt erringRoundTripper) RoundTrip(*http.Request) (*http.Response, error) { return nil, rt.err }
// gzipReader wraps a response body so it can lazily

View File

@@ -9,6 +9,7 @@ go_library(
"cmsghdr_linux_64bit.go",
"cmsghdr_solaris_64bit.go",
"cmsghdr_stub.go",
"cmsghdr_unix.go",
"empty.s",
"error_unix.go",
"error_windows.go",
@@ -36,11 +37,7 @@ go_library(
"socket.go",
"sys.go",
"sys_bsd.go",
"sys_bsdvar.go",
"sys_const_unix.go",
"sys_darwin.go",
"sys_dragonfly.go",
"sys_go1_11_darwin.go",
"sys_linkname.go",
"sys_linux.go",
"sys_linux_386.go",

View File

@@ -6,9 +6,19 @@
package socket
type cmsghdr struct{}
func controlHeaderLen() int {
return 0
}
const sizeofCmsghdr = 0
func controlMessageLen(dataLen int) int {
return 0
}
func controlMessageSpace(dataLen int) int {
return 0
}
type cmsghdr struct{}
func (h *cmsghdr) len() int { return 0 }
func (h *cmsghdr) lvl() int { return 0 }

View File

@@ -0,0 +1,21 @@
// Copyright 2020 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 aix darwin dragonfly freebsd linux netbsd openbsd solaris
package socket
import "golang.org/x/sys/unix"
func controlHeaderLen() int {
return unix.CmsgLen(0)
}
func controlMessageLen(dataLen int) int {
return unix.CmsgLen(dataLen)
}
func controlMessageSpace(dataLen int) int {
return unix.CmsgSpace(dataLen)
}

View File

@@ -90,17 +90,9 @@ func (o *Option) SetInt(c *Conn, v int) error {
return o.set(c, b)
}
func controlHeaderLen() int {
return roundup(sizeofCmsghdr)
}
func controlMessageLen(dataLen int) int {
return roundup(sizeofCmsghdr) + dataLen
}
// ControlMessageSpace returns the whole length of control message.
func ControlMessageSpace(dataLen int) int {
return roundup(sizeofCmsghdr) + roundup(dataLen)
return controlMessageSpace(dataLen)
}
// A ControlMessage represents the head message in a stream of control

View File

@@ -9,13 +9,8 @@ import (
"unsafe"
)
var (
// NativeEndian is the machine native endian implementation of
// ByteOrder.
NativeEndian binary.ByteOrder
kernelAlign int
)
// NativeEndian is the machine native endian implementation of ByteOrder.
var NativeEndian binary.ByteOrder
func init() {
i := uint32(1)
@@ -25,9 +20,4 @@ func init() {
} else {
NativeEndian = binary.BigEndian
}
kernelAlign = probeProtocolStack()
}
func roundup(l int) int {
return (l + kernelAlign - 1) &^ (kernelAlign - 1)
}

View File

@@ -1,23 +0,0 @@
// Copyright 2017 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 aix freebsd netbsd openbsd
package socket
import (
"runtime"
"unsafe"
)
func probeProtocolStack() int {
if (runtime.GOOS == "netbsd" || runtime.GOOS == "openbsd") && runtime.GOARCH == "arm" {
return 8
}
if runtime.GOOS == "aix" {
return 1
}
var p uintptr
return int(unsafe.Sizeof(p))
}

View File

@@ -1,7 +0,0 @@
// Copyright 2017 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 socket
func probeProtocolStack() int { return 4 }

View File

@@ -1,32 +0,0 @@
// Copyright 2017 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 socket
import (
"sync"
"syscall"
"unsafe"
)
// See version list in https://github.com/DragonFlyBSD/DragonFlyBSD/blob/master/sys/sys/param.h
var (
osreldateOnce sync.Once
osreldate uint32
)
// First __DragonFly_version after September 2019 ABI changes
// http://lists.dragonflybsd.org/pipermail/users/2019-September/358280.html
const _dragonflyABIChangeVersion = 500705
func probeProtocolStack() int {
osreldateOnce.Do(func() { osreldate, _ = syscall.SysctlUint32("kern.osreldate") })
var p uintptr
if int(unsafe.Sizeof(p)) == 8 && osreldate >= _dragonflyABIChangeVersion {
return int(unsafe.Sizeof(p))
}
// 64-bit Dragonfly before the September 2019 ABI changes still requires
// 32-bit aligned access to network subsystem.
return 4
}

View File

@@ -1,33 +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.
// +build !go1.12
package socket
import (
"syscall"
"unsafe"
)
func getsockopt(s uintptr, level, name int, b []byte) (int, error) {
l := uint32(len(b))
_, _, errno := syscall.Syscall6(syscall.SYS_GETSOCKOPT, s, uintptr(level), uintptr(name), uintptr(unsafe.Pointer(&b[0])), uintptr(unsafe.Pointer(&l)), 0)
return int(l), errnoErr(errno)
}
func setsockopt(s uintptr, level, name int, b []byte) error {
_, _, errno := syscall.Syscall6(syscall.SYS_SETSOCKOPT, s, uintptr(level), uintptr(name), uintptr(unsafe.Pointer(&b[0])), uintptr(len(b)), 0)
return errnoErr(errno)
}
func recvmsg(s uintptr, h *msghdr, flags int) (int, error) {
n, _, errno := syscall.Syscall(syscall.SYS_RECVMSG, s, uintptr(unsafe.Pointer(h)), uintptr(flags))
return int(n), errnoErr(errno)
}
func sendmsg(s uintptr, h *msghdr, flags int) (int, error) {
n, _, errno := syscall.Syscall(syscall.SYS_SENDMSG, s, uintptr(unsafe.Pointer(h)), uintptr(flags))
return int(n), errnoErr(errno)
}

View File

@@ -11,11 +11,6 @@ import (
"unsafe"
)
func probeProtocolStack() int {
var p uintptr
return int(unsafe.Sizeof(p))
}
func recvmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) {
n, _, errno := syscall.Syscall6(sysRECVMMSG, s, uintptr(unsafe.Pointer(&hs[0])), uintptr(len(hs)), uintptr(flags), 0, 0)
return int(n), errnoErr(errno)

View File

@@ -9,8 +9,6 @@ import (
"unsafe"
)
func probeProtocolStack() int { return 4 }
const (
sysSETSOCKOPT = 0xe
sysGETSOCKOPT = 0xf

View File

@@ -9,8 +9,6 @@ import (
"unsafe"
)
func probeProtocolStack() int { return 8 }
const (
sysSETSOCKOPT = 0xe
sysGETSOCKOPT = 0xf

View File

@@ -5,21 +5,10 @@
package socket
import (
"runtime"
"syscall"
"unsafe"
)
func probeProtocolStack() int {
switch runtime.GOARCH {
case "amd64":
return 4
default:
var p uintptr
return int(unsafe.Sizeof(p))
}
}
//go:cgo_import_dynamic libc___xnet_getsockopt __xnet_getsockopt "libsocket.so"
//go:cgo_import_dynamic libc_setsockopt setsockopt "libsocket.so"
//go:cgo_import_dynamic libc___xnet_recvmsg __xnet_recvmsg "libsocket.so"

View File

@@ -6,11 +6,7 @@
package socket
import (
"net"
"runtime"
"unsafe"
)
import "net"
const (
sysAF_UNSPEC = 0x0
@@ -20,16 +16,6 @@ const (
sysSOCK_RAW = 0x3
)
func probeProtocolStack() int {
switch runtime.GOARCH {
case "amd64p32", "mips64p32":
return 4
default:
var p uintptr
return int(unsafe.Sizeof(p))
}
}
func marshalInetAddr(ip net.IP, port int, zone string) []byte {
return nil
}

View File

@@ -51,9 +51,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofCmsghdr = 0xc
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -42,9 +42,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -44,9 +44,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofCmsghdr = 0xc
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -42,9 +42,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -44,9 +44,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofCmsghdr = 0xc
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -44,9 +44,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofCmsghdr = 0xc
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -42,9 +42,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -44,9 +44,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofCmsghdr = 0xc
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -42,9 +42,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -44,9 +44,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofCmsghdr = 0xc
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -45,9 +45,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -48,9 +48,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x38
sizeofCmsghdr = 0x10
sizeofIovec = 0x10
sizeofMsghdr = 0x38
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -48,8 +48,6 @@ const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -51,8 +51,6 @@ const (
sizeofIovec = 0x10
sizeofMsghdr = 0x38
sizeofCmsghdr = 0x10
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -48,8 +48,6 @@ const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -51,8 +51,6 @@ const (
sizeofIovec = 0x10
sizeofMsghdr = 0x38
sizeofCmsghdr = 0x10
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -51,8 +51,6 @@ const (
sizeofIovec = 0x10
sizeofMsghdr = 0x38
sizeofCmsghdr = 0x10
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -48,8 +48,6 @@ const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -51,8 +51,6 @@ const (
sizeofIovec = 0x10
sizeofMsghdr = 0x38
sizeofCmsghdr = 0x10
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -51,8 +51,6 @@ const (
sizeofIovec = 0x10
sizeofMsghdr = 0x38
sizeofCmsghdr = 0x10
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -52,8 +52,6 @@ const (
sizeofIovec = 0x10
sizeofMsghdr = 0x38
sizeofCmsghdr = 0x10
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -51,8 +51,6 @@ const (
sizeofIovec = 0x10
sizeofMsghdr = 0x38
sizeofCmsghdr = 0x10
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -50,8 +50,6 @@ const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -53,8 +53,6 @@ const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofCmsghdr = 0xc
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -50,8 +50,6 @@ const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c
)

View File

@@ -50,9 +50,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofCmsghdr = 0xc
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -42,9 +42,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -44,9 +44,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofCmsghdr = 0xc
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -42,9 +42,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofCmsghdr = 0xc
sizeofIovec = 0x8
sizeofMsghdr = 0x1c
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -44,9 +44,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofCmsghdr = 0xc
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x1c

View File

@@ -43,9 +43,8 @@ type sockaddrInet6 struct {
}
const (
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofCmsghdr = 0xc
sizeofIovec = 0x10
sizeofMsghdr = 0x30
sizeofSockaddrInet = 0x10
sizeofSockaddrInet6 = 0x20

View File

@@ -67,7 +67,7 @@ func (h *Header) Marshal() ([]byte, error) {
b[1] = byte(h.TOS)
flagsAndFragOff := (h.FragOff & 0x1fff) | int(h.Flags<<13)
switch runtime.GOOS {
case "darwin", "dragonfly", "netbsd":
case "darwin", "ios", "dragonfly", "netbsd":
socket.NativeEndian.PutUint16(b[2:4], uint16(h.TotalLen))
socket.NativeEndian.PutUint16(b[6:8], uint16(flagsAndFragOff))
case "freebsd":
@@ -126,7 +126,7 @@ func (h *Header) Parse(b []byte) error {
h.Src = net.IPv4(b[12], b[13], b[14], b[15])
h.Dst = net.IPv4(b[16], b[17], b[18], b[19])
switch runtime.GOOS {
case "darwin", "dragonfly", "netbsd":
case "darwin", "ios", "dragonfly", "netbsd":
h.TotalLen = int(socket.NativeEndian.Uint16(b[2:4])) + hdrlen
h.FragOff = int(socket.NativeEndian.Uint16(b[6:8]))
case "freebsd":

3
vendor/golang.org/x/sys/cpu/BUILD generated vendored
View File

@@ -22,8 +22,11 @@ go_library(
"cpu_linux_s390x.go",
"cpu_mips64x.go",
"cpu_mipsx.go",
"cpu_other_arm.go",
"cpu_other_arm64.go",
"cpu_ppc64x.go",
"cpu_riscv64.go",
"cpu_s390x.go",
"cpu_s390x.s",
"cpu_wasm.go",
"cpu_x86.go",

156
vendor/golang.org/x/sys/cpu/cpu.go generated vendored
View File

@@ -6,6 +6,11 @@
// various CPU architectures.
package cpu
import (
"os"
"strings"
)
// Initialized reports whether the CPU features were initialized.
//
// For some GOOS/GOARCH combinations initialization of the CPU features depends
@@ -24,26 +29,46 @@ type CacheLinePad struct{ _ [cacheLineSize]byte }
// and HasAVX2 are only set if the OS supports XMM and YMM
// registers in addition to the CPUID feature bit being set.
var X86 struct {
_ CacheLinePad
HasAES bool // AES hardware implementation (AES NI)
HasADX bool // Multi-precision add-carry instruction extensions
HasAVX bool // Advanced vector extension
HasAVX2 bool // Advanced vector extension 2
HasBMI1 bool // Bit manipulation instruction set 1
HasBMI2 bool // Bit manipulation instruction set 2
HasERMS bool // Enhanced REP for MOVSB and STOSB
HasFMA bool // Fused-multiply-add instructions
HasOSXSAVE bool // OS supports XSAVE/XRESTOR for saving/restoring XMM registers.
HasPCLMULQDQ bool // PCLMULQDQ instruction - most often used for AES-GCM
HasPOPCNT bool // Hamming weight instruction POPCNT.
HasRDRAND bool // RDRAND instruction (on-chip random number generator)
HasRDSEED bool // RDSEED instruction (on-chip random number generator)
HasSSE2 bool // Streaming SIMD extension 2 (always available on amd64)
HasSSE3 bool // Streaming SIMD extension 3
HasSSSE3 bool // Supplemental streaming SIMD extension 3
HasSSE41 bool // Streaming SIMD extension 4 and 4.1
HasSSE42 bool // Streaming SIMD extension 4 and 4.2
_ CacheLinePad
_ CacheLinePad
HasAES bool // AES hardware implementation (AES NI)
HasADX bool // Multi-precision add-carry instruction extensions
HasAVX bool // Advanced vector extension
HasAVX2 bool // Advanced vector extension 2
HasAVX512 bool // Advanced vector extension 512
HasAVX512F bool // Advanced vector extension 512 Foundation Instructions
HasAVX512CD bool // Advanced vector extension 512 Conflict Detection Instructions
HasAVX512ER bool // Advanced vector extension 512 Exponential and Reciprocal Instructions
HasAVX512PF bool // Advanced vector extension 512 Prefetch Instructions Instructions
HasAVX512VL bool // Advanced vector extension 512 Vector Length Extensions
HasAVX512BW bool // Advanced vector extension 512 Byte and Word Instructions
HasAVX512DQ bool // Advanced vector extension 512 Doubleword and Quadword Instructions
HasAVX512IFMA bool // Advanced vector extension 512 Integer Fused Multiply Add
HasAVX512VBMI bool // Advanced vector extension 512 Vector Byte Manipulation Instructions
HasAVX5124VNNIW bool // Advanced vector extension 512 Vector Neural Network Instructions Word variable precision
HasAVX5124FMAPS bool // Advanced vector extension 512 Fused Multiply Accumulation Packed Single precision
HasAVX512VPOPCNTDQ bool // Advanced vector extension 512 Double and quad word population count instructions
HasAVX512VPCLMULQDQ bool // Advanced vector extension 512 Vector carry-less multiply operations
HasAVX512VNNI bool // Advanced vector extension 512 Vector Neural Network Instructions
HasAVX512GFNI bool // Advanced vector extension 512 Galois field New Instructions
HasAVX512VAES bool // Advanced vector extension 512 Vector AES instructions
HasAVX512VBMI2 bool // Advanced vector extension 512 Vector Byte Manipulation Instructions 2
HasAVX512BITALG bool // Advanced vector extension 512 Bit Algorithms
HasAVX512BF16 bool // Advanced vector extension 512 BFloat16 Instructions
HasBMI1 bool // Bit manipulation instruction set 1
HasBMI2 bool // Bit manipulation instruction set 2
HasERMS bool // Enhanced REP for MOVSB and STOSB
HasFMA bool // Fused-multiply-add instructions
HasOSXSAVE bool // OS supports XSAVE/XRESTOR for saving/restoring XMM registers.
HasPCLMULQDQ bool // PCLMULQDQ instruction - most often used for AES-GCM
HasPOPCNT bool // Hamming weight instruction POPCNT.
HasRDRAND bool // RDRAND instruction (on-chip random number generator)
HasRDSEED bool // RDSEED instruction (on-chip random number generator)
HasSSE2 bool // Streaming SIMD extension 2 (always available on amd64)
HasSSE3 bool // Streaming SIMD extension 3
HasSSSE3 bool // Supplemental streaming SIMD extension 3
HasSSE41 bool // Streaming SIMD extension 4 and 4.1
HasSSE42 bool // Streaming SIMD extension 4 and 4.2
_ CacheLinePad
}
// ARM64 contains the supported CPU features of the
@@ -169,3 +194,94 @@ var S390X struct {
HasVXE bool // vector-enhancements facility 1
_ CacheLinePad
}
func init() {
archInit()
initOptions()
processOptions()
}
// options contains the cpu debug options that can be used in GODEBUG.
// Options are arch dependent and are added by the arch specific initOptions functions.
// Features that are mandatory for the specific GOARCH should have the Required field set
// (e.g. SSE2 on amd64).
var options []option
// Option names should be lower case. e.g. avx instead of AVX.
type option struct {
Name string
Feature *bool
Specified bool // whether feature value was specified in GODEBUG
Enable bool // whether feature should be enabled
Required bool // whether feature is mandatory and can not be disabled
}
func processOptions() {
env := os.Getenv("GODEBUG")
field:
for env != "" {
field := ""
i := strings.IndexByte(env, ',')
if i < 0 {
field, env = env, ""
} else {
field, env = env[:i], env[i+1:]
}
if len(field) < 4 || field[:4] != "cpu." {
continue
}
i = strings.IndexByte(field, '=')
if i < 0 {
print("GODEBUG sys/cpu: no value specified for \"", field, "\"\n")
continue
}
key, value := field[4:i], field[i+1:] // e.g. "SSE2", "on"
var enable bool
switch value {
case "on":
enable = true
case "off":
enable = false
default:
print("GODEBUG sys/cpu: value \"", value, "\" not supported for cpu option \"", key, "\"\n")
continue field
}
if key == "all" {
for i := range options {
options[i].Specified = true
options[i].Enable = enable || options[i].Required
}
continue field
}
for i := range options {
if options[i].Name == key {
options[i].Specified = true
options[i].Enable = enable
continue field
}
}
print("GODEBUG sys/cpu: unknown cpu feature \"", key, "\"\n")
}
for _, o := range options {
if !o.Specified {
continue
}
if o.Enable && !*o.Feature {
print("GODEBUG sys/cpu: can not enable \"", o.Name, "\", missing CPU support\n")
continue
}
if !o.Enable && o.Required {
print("GODEBUG sys/cpu: can not disable \"", o.Name, "\", required CPU feature\n")
continue
}
*o.Feature = o.Enable
}
}

View File

@@ -6,8 +6,6 @@
package cpu
const cacheLineSize = 128
const (
// getsystemcfg constants
_SC_IMPL = 2
@@ -15,7 +13,7 @@ const (
_IMPL_POWER9 = 0x20000
)
func init() {
func archInit() {
impl := getsystemcfg(_SC_IMPL)
if impl&_IMPL_POWER8 != 0 {
PPC64.IsPOWER8 = true

View File

@@ -38,3 +38,36 @@ const (
hwcap2_SHA2 = 1 << 3
hwcap2_CRC32 = 1 << 4
)
func initOptions() {
options = []option{
{Name: "pmull", Feature: &ARM.HasPMULL},
{Name: "sha1", Feature: &ARM.HasSHA1},
{Name: "sha2", Feature: &ARM.HasSHA2},
{Name: "swp", Feature: &ARM.HasSWP},
{Name: "thumb", Feature: &ARM.HasTHUMB},
{Name: "thumbee", Feature: &ARM.HasTHUMBEE},
{Name: "tls", Feature: &ARM.HasTLS},
{Name: "vfp", Feature: &ARM.HasVFP},
{Name: "vfpd32", Feature: &ARM.HasVFPD32},
{Name: "vfpv3", Feature: &ARM.HasVFPv3},
{Name: "vfpv3d16", Feature: &ARM.HasVFPv3D16},
{Name: "vfpv4", Feature: &ARM.HasVFPv4},
{Name: "half", Feature: &ARM.HasHALF},
{Name: "26bit", Feature: &ARM.Has26BIT},
{Name: "fastmul", Feature: &ARM.HasFASTMUL},
{Name: "fpa", Feature: &ARM.HasFPA},
{Name: "edsp", Feature: &ARM.HasEDSP},
{Name: "java", Feature: &ARM.HasJAVA},
{Name: "iwmmxt", Feature: &ARM.HasIWMMXT},
{Name: "crunch", Feature: &ARM.HasCRUNCH},
{Name: "neon", Feature: &ARM.HasNEON},
{Name: "idivt", Feature: &ARM.HasIDIVT},
{Name: "idiva", Feature: &ARM.HasIDIVA},
{Name: "lpae", Feature: &ARM.HasLPAE},
{Name: "evtstrm", Feature: &ARM.HasEVTSTRM},
{Name: "aes", Feature: &ARM.HasAES},
{Name: "crc32", Feature: &ARM.HasCRC32},
}
}

View File

@@ -8,9 +8,38 @@ import "runtime"
const cacheLineSize = 64
func init() {
func initOptions() {
options = []option{
{Name: "fp", Feature: &ARM64.HasFP},
{Name: "asimd", Feature: &ARM64.HasASIMD},
{Name: "evstrm", Feature: &ARM64.HasEVTSTRM},
{Name: "aes", Feature: &ARM64.HasAES},
{Name: "fphp", Feature: &ARM64.HasFPHP},
{Name: "jscvt", Feature: &ARM64.HasJSCVT},
{Name: "lrcpc", Feature: &ARM64.HasLRCPC},
{Name: "pmull", Feature: &ARM64.HasPMULL},
{Name: "sha1", Feature: &ARM64.HasSHA1},
{Name: "sha2", Feature: &ARM64.HasSHA2},
{Name: "sha3", Feature: &ARM64.HasSHA3},
{Name: "sha512", Feature: &ARM64.HasSHA512},
{Name: "sm3", Feature: &ARM64.HasSM3},
{Name: "sm4", Feature: &ARM64.HasSM4},
{Name: "sve", Feature: &ARM64.HasSVE},
{Name: "crc32", Feature: &ARM64.HasCRC32},
{Name: "atomics", Feature: &ARM64.HasATOMICS},
{Name: "asimdhp", Feature: &ARM64.HasASIMDHP},
{Name: "cpuid", Feature: &ARM64.HasCPUID},
{Name: "asimrdm", Feature: &ARM64.HasASIMDRDM},
{Name: "fcma", Feature: &ARM64.HasFCMA},
{Name: "dcpop", Feature: &ARM64.HasDCPOP},
{Name: "asimddp", Feature: &ARM64.HasASIMDDP},
{Name: "asimdfhm", Feature: &ARM64.HasASIMDFHM},
}
}
func archInit() {
switch runtime.GOOS {
case "android", "darwin", "netbsd":
case "android", "darwin", "ios", "netbsd":
// Android and iOS don't seem to allow reading these registers.
//
// NetBSD:

View File

@@ -6,7 +6,7 @@
package cpu
func init() {
func archInit() {
if err := readHWCAP(); err != nil {
return
}

View File

@@ -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 mips64 mips64le
package cpu

View File

@@ -7,8 +7,6 @@
package cpu
const cacheLineSize = 128
// HWCAP/HWCAP2 bits. These are exposed by the kernel.
const (
// ISA Level

View File

@@ -4,8 +4,6 @@
package cpu
const cacheLineSize = 256
const (
// bit mask values from /usr/include/bits/hwcap.h
hwcap_ZARCH = 2

View File

@@ -7,3 +7,9 @@
package cpu
const cacheLineSize = 32
func initOptions() {
options = []option{
{Name: "msa", Feature: &MIPS64X.HasMSA},
}
}

View File

@@ -7,3 +7,5 @@
package cpu
const cacheLineSize = 32
func initOptions() {}

9
vendor/golang.org/x/sys/cpu/cpu_other_arm.go generated vendored Normal file
View File

@@ -0,0 +1,9 @@
// Copyright 2020 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,arm
package cpu
func archInit() {}

16
vendor/golang.org/x/sys/cpu/cpu_ppc64x.go generated vendored Normal file
View File

@@ -0,0 +1,16 @@
// Copyright 2020 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 ppc64 ppc64le
package cpu
const cacheLineSize = 128
func initOptions() {
options = []option{
{Name: "darn", Feature: &PPC64.HasDARN},
{Name: "scv", Feature: &PPC64.HasSCV},
}
}

View File

@@ -7,3 +7,5 @@
package cpu
const cacheLineSize = 32
func initOptions() {}

30
vendor/golang.org/x/sys/cpu/cpu_s390x.go generated vendored Normal file
View File

@@ -0,0 +1,30 @@
// Copyright 2020 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
func initOptions() {
options = []option{
{Name: "zarch", Feature: &S390X.HasZARCH},
{Name: "stfle", Feature: &S390X.HasSTFLE},
{Name: "ldisp", Feature: &S390X.HasLDISP},
{Name: "eimm", Feature: &S390X.HasEIMM},
{Name: "dfp", Feature: &S390X.HasDFP},
{Name: "etf3eh", Feature: &S390X.HasETF3EH},
{Name: "msa", Feature: &S390X.HasMSA},
{Name: "aes", Feature: &S390X.HasAES},
{Name: "aescbc", Feature: &S390X.HasAESCBC},
{Name: "aesctr", Feature: &S390X.HasAESCTR},
{Name: "aesgcm", Feature: &S390X.HasAESGCM},
{Name: "ghash", Feature: &S390X.HasGHASH},
{Name: "sha1", Feature: &S390X.HasSHA1},
{Name: "sha256", Feature: &S390X.HasSHA256},
{Name: "sha3", Feature: &S390X.HasSHA3},
{Name: "sha512", Feature: &S390X.HasSHA512},
{Name: "vx", Feature: &S390X.HasVX},
{Name: "vxe", Feature: &S390X.HasVXE},
}
}

View File

@@ -11,3 +11,7 @@ package cpu
// rules are good enough.
const cacheLineSize = 0
func initOptions() {}
func archInit() {}

View File

@@ -6,9 +6,57 @@
package cpu
import "runtime"
const cacheLineSize = 64
func init() {
func initOptions() {
options = []option{
{Name: "adx", Feature: &X86.HasADX},
{Name: "aes", Feature: &X86.HasAES},
{Name: "avx", Feature: &X86.HasAVX},
{Name: "avx2", Feature: &X86.HasAVX2},
{Name: "avx512", Feature: &X86.HasAVX512},
{Name: "avx512f", Feature: &X86.HasAVX512F},
{Name: "avx512cd", Feature: &X86.HasAVX512CD},
{Name: "avx512er", Feature: &X86.HasAVX512ER},
{Name: "avx512pf", Feature: &X86.HasAVX512PF},
{Name: "avx512vl", Feature: &X86.HasAVX512VL},
{Name: "avx512bw", Feature: &X86.HasAVX512BW},
{Name: "avx512dq", Feature: &X86.HasAVX512DQ},
{Name: "avx512ifma", Feature: &X86.HasAVX512IFMA},
{Name: "avx512vbmi", Feature: &X86.HasAVX512VBMI},
{Name: "avx512vnniw", Feature: &X86.HasAVX5124VNNIW},
{Name: "avx5124fmaps", Feature: &X86.HasAVX5124FMAPS},
{Name: "avx512vpopcntdq", Feature: &X86.HasAVX512VPOPCNTDQ},
{Name: "avx512vpclmulqdq", Feature: &X86.HasAVX512VPCLMULQDQ},
{Name: "avx512vnni", Feature: &X86.HasAVX512VNNI},
{Name: "avx512gfni", Feature: &X86.HasAVX512GFNI},
{Name: "avx512vaes", Feature: &X86.HasAVX512VAES},
{Name: "avx512vbmi2", Feature: &X86.HasAVX512VBMI2},
{Name: "avx512bitalg", Feature: &X86.HasAVX512BITALG},
{Name: "avx512bf16", Feature: &X86.HasAVX512BF16},
{Name: "bmi1", Feature: &X86.HasBMI1},
{Name: "bmi2", Feature: &X86.HasBMI2},
{Name: "erms", Feature: &X86.HasERMS},
{Name: "fma", Feature: &X86.HasFMA},
{Name: "osxsave", Feature: &X86.HasOSXSAVE},
{Name: "pclmulqdq", Feature: &X86.HasPCLMULQDQ},
{Name: "popcnt", Feature: &X86.HasPOPCNT},
{Name: "rdrand", Feature: &X86.HasRDRAND},
{Name: "rdseed", Feature: &X86.HasRDSEED},
{Name: "sse3", Feature: &X86.HasSSE3},
{Name: "sse41", Feature: &X86.HasSSE41},
{Name: "sse42", Feature: &X86.HasSSE42},
{Name: "ssse3", Feature: &X86.HasSSSE3},
// These capabilities should always be enabled on amd64:
{Name: "sse2", Feature: &X86.HasSSE2, Required: runtime.GOARCH == "amd64"},
}
}
func archInit() {
Initialized = true
maxID, _, _, _ := cpuid(0, 0)
@@ -31,12 +79,15 @@ func init() {
X86.HasOSXSAVE = isSet(27, ecx1)
X86.HasRDRAND = isSet(30, ecx1)
osSupportsAVX := false
var osSupportsAVX, osSupportsAVX512 bool
// For XGETBV, OSXSAVE bit is required and sufficient.
if X86.HasOSXSAVE {
eax, _ := xgetbv()
// Check if XMM and YMM registers have OS support.
osSupportsAVX = isSet(1, eax) && isSet(2, eax)
// Check if OPMASK and ZMM registers have OS support.
osSupportsAVX512 = osSupportsAVX && isSet(5, eax) && isSet(6, eax) && isSet(7, eax)
}
X86.HasAVX = isSet(28, ecx1) && osSupportsAVX
@@ -45,13 +96,38 @@ func init() {
return
}
_, ebx7, _, _ := cpuid(7, 0)
_, ebx7, ecx7, edx7 := cpuid(7, 0)
X86.HasBMI1 = isSet(3, ebx7)
X86.HasAVX2 = isSet(5, ebx7) && osSupportsAVX
X86.HasBMI2 = isSet(8, ebx7)
X86.HasERMS = isSet(9, ebx7)
X86.HasRDSEED = isSet(18, ebx7)
X86.HasADX = isSet(19, ebx7)
X86.HasAVX512 = isSet(16, ebx7) && osSupportsAVX512 // Because avx-512 foundation is the core required extension
if X86.HasAVX512 {
X86.HasAVX512F = true
X86.HasAVX512CD = isSet(28, ebx7)
X86.HasAVX512ER = isSet(27, ebx7)
X86.HasAVX512PF = isSet(26, ebx7)
X86.HasAVX512VL = isSet(31, ebx7)
X86.HasAVX512BW = isSet(30, ebx7)
X86.HasAVX512DQ = isSet(17, ebx7)
X86.HasAVX512IFMA = isSet(21, ebx7)
X86.HasAVX512VBMI = isSet(1, ecx7)
X86.HasAVX5124VNNIW = isSet(2, edx7)
X86.HasAVX5124FMAPS = isSet(3, edx7)
X86.HasAVX512VPOPCNTDQ = isSet(14, ecx7)
X86.HasAVX512VPCLMULQDQ = isSet(10, ecx7)
X86.HasAVX512VNNI = isSet(11, ecx7)
X86.HasAVX512GFNI = isSet(8, ecx7)
X86.HasAVX512VAES = isSet(9, ecx7)
X86.HasAVX512VBMI2 = isSet(6, ecx7)
X86.HasAVX512BITALG = isSet(12, ecx7)
eax71, _, _, _ := cpuid(7, 1)
X86.HasAVX512BF16 = isSet(5, eax71)
}
}
func isSet(bitpos uint, value uint32) bool {

13
vendor/golang.org/x/sys/unix/BUILD generated vendored
View File

@@ -74,13 +74,9 @@ go_library(
"syscall_darwin.1_12.go",
"syscall_darwin.1_13.go",
"syscall_darwin.go",
"syscall_darwin_386.1_11.go",
"syscall_darwin_386.go",
"syscall_darwin_amd64.1_11.go",
"syscall_darwin_amd64.go",
"syscall_darwin_arm.1_11.go",
"syscall_darwin_arm.go",
"syscall_darwin_arm64.1_11.go",
"syscall_darwin_arm64.go",
"syscall_darwin_libSystem.go",
"syscall_dragonfly.go",
@@ -99,6 +95,7 @@ go_library(
"syscall_linux_arm64.go",
"syscall_linux_gc.go",
"syscall_linux_gc_386.go",
"syscall_linux_gc_arm.go",
"syscall_linux_mips64x.go",
"syscall_linux_mipsx.go",
"syscall_linux_ppc64x.go",
@@ -161,22 +158,18 @@ go_library(
"zptrace_x86_linux.go",
"zsyscall_aix_ppc64.go",
"zsyscall_aix_ppc64_gc.go",
"zsyscall_darwin_386.1_11.go",
"zsyscall_darwin_386.1_13.go",
"zsyscall_darwin_386.1_13.s",
"zsyscall_darwin_386.go",
"zsyscall_darwin_386.s",
"zsyscall_darwin_amd64.1_11.go",
"zsyscall_darwin_amd64.1_13.go",
"zsyscall_darwin_amd64.1_13.s",
"zsyscall_darwin_amd64.go",
"zsyscall_darwin_amd64.s",
"zsyscall_darwin_arm.1_11.go",
"zsyscall_darwin_arm.1_13.go",
"zsyscall_darwin_arm.1_13.s",
"zsyscall_darwin_arm.go",
"zsyscall_darwin_arm.s",
"zsyscall_darwin_arm64.1_11.go",
"zsyscall_darwin_arm64.1_13.go",
"zsyscall_darwin_arm64.1_13.s",
"zsyscall_darwin_arm64.go",
@@ -213,10 +206,6 @@ go_library(
"zsysctl_openbsd_amd64.go",
"zsysctl_openbsd_arm.go",
"zsysctl_openbsd_arm64.go",
"zsysnum_darwin_386.go",
"zsysnum_darwin_amd64.go",
"zsysnum_darwin_arm.go",
"zsysnum_darwin_arm64.go",
"zsysnum_dragonfly_amd64.go",
"zsysnum_freebsd_386.go",
"zsysnum_freebsd_amd64.go",

29
vendor/golang.org/x/sys/unix/asm_openbsd_mips64.s generated vendored Normal file
View File

@@ -0,0 +1,29 @@
// 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"
//
// System call support for mips64, OpenBSD
//
// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.
TEXT ·Syscall(SB),NOSPLIT,$0-56
JMP syscall·Syscall(SB)
TEXT ·Syscall6(SB),NOSPLIT,$0-80
JMP syscall·Syscall6(SB)
TEXT ·Syscall9(SB),NOSPLIT,$0-104
JMP syscall·Syscall9(SB)
TEXT ·RawSyscall(SB),NOSPLIT,$0-56
JMP syscall·RawSyscall(SB)
TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
JMP syscall·RawSyscall6(SB)

View File

@@ -16,3 +16,9 @@ func FcntlFlock(fd uintptr, cmd int, lk *Flock_t) error {
_, err := fcntl(int(fd), cmd, int(uintptr(unsafe.Pointer(lk))))
return err
}
// FcntlFstore performs a fcntl syscall for the F_PREALLOCATE command.
func FcntlFstore(fd uintptr, cmd int, fstore *Fstore_t) error {
_, err := fcntl(int(fd), cmd, int(uintptr(unsafe.Pointer(fstore))))
return err
}

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@@ -12,10 +12,8 @@ import "syscall"
// We can't use the gc-syntax .s files for gccgo. On the plus side
// much of the functionality can be written directly in Go.
//extern gccgoRealSyscallNoError
func realSyscallNoError(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r uintptr)
//extern gccgoRealSyscall
func realSyscall(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r, errno uintptr)
func SyscallNoError(trap, a1, a2, a3 uintptr) (r1, r2 uintptr) {

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@@ -21,6 +21,9 @@ struct ret {
uintptr_t err;
};
struct ret gccgoRealSyscall(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9)
__asm__(GOSYM_PREFIX GOPKGPATH ".realSyscall");
struct ret
gccgoRealSyscall(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9)
{
@@ -32,6 +35,9 @@ gccgoRealSyscall(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintp
return r;
}
uintptr_t gccgoRealSyscallNoError(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9)
__asm__(GOSYM_PREFIX GOPKGPATH ".realSyscallNoError");
uintptr_t
gccgoRealSyscallNoError(uintptr_t trap, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9)
{

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@@ -20,6 +20,15 @@ func IoctlSetInt(fd int, req uint, value int) error {
return ioctl(fd, req, uintptr(value))
}
// IoctlSetPointerInt performs an ioctl operation which sets an
// integer value on fd, using the specified request number. The ioctl
// argument is called with a pointer to the integer value, rather than
// passing the integer value directly.
func IoctlSetPointerInt(fd int, req uint, value int) error {
v := int32(value)
return ioctl(fd, req, uintptr(unsafe.Pointer(&v)))
}
// IoctlSetWinsize performs an ioctl on fd with a *Winsize argument.
//
// To change fd's window size, the req argument should be TIOCSWINSZ.

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@@ -73,26 +73,22 @@ aix_ppc64)
darwin_386)
mkerrors="$mkerrors -m32"
mksyscall="go run mksyscall.go -l32"
mksysnum="go run mksysnum.go $(xcrun --show-sdk-path --sdk macosx)/usr/include/sys/syscall.h"
mktypes="GOARCH=$GOARCH go tool cgo -godefs"
mkasm="go run mkasm_darwin.go"
;;
darwin_amd64)
mkerrors="$mkerrors -m64"
mksysnum="go run mksysnum.go $(xcrun --show-sdk-path --sdk macosx)/usr/include/sys/syscall.h"
mktypes="GOARCH=$GOARCH go tool cgo -godefs"
mkasm="go run mkasm_darwin.go"
;;
darwin_arm)
mkerrors="$mkerrors"
mksyscall="go run mksyscall.go -l32"
mksysnum="go run mksysnum.go $(xcrun --show-sdk-path --sdk iphoneos)/usr/include/sys/syscall.h"
mktypes="GOARCH=$GOARCH go tool cgo -godefs"
mkasm="go run mkasm_darwin.go"
;;
darwin_arm64)
mkerrors="$mkerrors -m64"
mksysnum="go run mksysnum.go $(xcrun --show-sdk-path --sdk iphoneos)/usr/include/sys/syscall.h"
mktypes="GOARCH=$GOARCH go tool cgo -godefs"
mkasm="go run mkasm_darwin.go"
;;
@@ -184,6 +180,15 @@ openbsd_arm64)
# API consistent across platforms.
mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
;;
openbsd_mips64)
mkerrors="$mkerrors -m64"
mksyscall="go run mksyscall.go -openbsd"
mksysctl="go run mksysctl_openbsd.go"
mksysnum="go run mksysnum.go 'https://cvsweb.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/kern/syscalls.master'"
# Let the type of C char be signed for making the bare syscall
# API consistent across platforms.
mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
;;
solaris_amd64)
mksyscall="go run mksyscall_solaris.go"
mkerrors="$mkerrors -m64"
@@ -217,8 +222,6 @@ esac
# aix/ppc64 script generates files instead of writing to stdin.
echo "$mksyscall -tags $GOOS,$GOARCH $syscall_goos $GOOSARCH_in && gofmt -w zsyscall_$GOOSARCH.go && gofmt -w zsyscall_"$GOOSARCH"_gccgo.go && gofmt -w zsyscall_"$GOOSARCH"_gc.go " ;
elif [ "$GOOS" == "darwin" ]; then
# pre-1.12, direct syscalls
echo "$mksyscall -tags $GOOS,$GOARCH,!go1.12 $syscall_goos syscall_darwin_${GOARCH}.1_11.go $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.1_11.go";
# 1.12 and later, syscalls via libSystem
echo "$mksyscall -tags $GOOS,$GOARCH,go1.12 $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go";
# 1.13 and later, syscalls via libSystem (including syscallPtr)

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@@ -58,6 +58,7 @@ includes_Darwin='
#define _DARWIN_USE_64_BIT_INODE
#include <stdint.h>
#include <sys/attr.h>
#include <sys/clonefile.h>
#include <sys/types.h>
#include <sys/event.h>
#include <sys/ptrace.h>
@@ -107,6 +108,7 @@ includes_FreeBSD='
#include <sys/types.h>
#include <sys/disk.h>
#include <sys/event.h>
#include <sys/sched.h>
#include <sys/select.h>
#include <sys/socket.h>
#include <sys/sockio.h>
@@ -192,9 +194,12 @@ struct ltchars {
#include <sys/xattr.h>
#include <linux/bpf.h>
#include <linux/can.h>
#include <linux/can/error.h>
#include <linux/can/raw.h>
#include <linux/capability.h>
#include <linux/cryptouser.h>
#include <linux/devlink.h>
#include <linux/dm-ioctl.h>
#include <linux/errqueue.h>
#include <linux/falloc.h>
#include <linux/fanotify.h>
@@ -297,6 +302,7 @@ includes_NetBSD='
#include <sys/extattr.h>
#include <sys/mman.h>
#include <sys/mount.h>
#include <sys/sched.h>
#include <sys/select.h>
#include <sys/socket.h>
#include <sys/sockio.h>
@@ -325,6 +331,7 @@ includes_OpenBSD='
#include <sys/mman.h>
#include <sys/mount.h>
#include <sys/select.h>
#include <sys/sched.h>
#include <sys/socket.h>
#include <sys/sockio.h>
#include <sys/stat.h>
@@ -507,11 +514,15 @@ ccflags="$@"
$2 ~ /^(CLOCK|TIMER)_/ ||
$2 ~ /^CAN_/ ||
$2 ~ /^CAP_/ ||
$2 ~ /^CP_/ ||
$2 ~ /^CPUSTATES$/ ||
$2 ~ /^ALG_/ ||
$2 ~ /^FI(CLONE|DEDUPERANGE)/ ||
$2 ~ /^FS_(POLICY_FLAGS|KEY_DESC|ENCRYPTION_MODE|[A-Z0-9_]+_KEY_SIZE)/ ||
$2 ~ /^FS_IOC_.*(ENCRYPTION|VERITY|GETFLAGS)/ ||
$2 ~ /^FS_IOC_.*(ENCRYPTION|VERITY|[GS]ETFLAGS)/ ||
$2 ~ /^FS_VERITY_/ ||
$2 ~ /^FSCRYPT_/ ||
$2 ~ /^DM_/ ||
$2 ~ /^GRND_/ ||
$2 ~ /^RND/ ||
$2 ~ /^KEY_(SPEC|REQKEY_DEFL)_/ ||

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@@ -20,7 +20,7 @@ func cmsgAlignOf(salen int) int {
case "aix":
// There is no alignment on AIX.
salign = 1
case "darwin", "illumos", "solaris":
case "darwin", "ios", "illumos", "solaris":
// NOTE: It seems like 64-bit Darwin, Illumos and Solaris
// kernels still require 32-bit aligned access to network
// subsystem.
@@ -32,6 +32,10 @@ func cmsgAlignOf(salen int) int {
if runtime.GOARCH == "arm" {
salign = 8
}
// NetBSD aarch64 requires 128-bit alignment.
if runtime.GOOS == "netbsd" && runtime.GOARCH == "arm64" {
salign = 16
}
}
return (salen + salign - 1) & ^(salign - 1)

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@@ -18,6 +18,21 @@ import (
"unsafe"
)
const ImplementsGetwd = true
func Getwd() (string, error) {
var buf [PathMax]byte
_, err := Getcwd(buf[0:])
if err != nil {
return "", err
}
n := clen(buf[:])
if n < 1 {
return "", EINVAL
}
return string(buf[:n]), nil
}
/*
* Wrapped
*/
@@ -272,7 +287,7 @@ func Accept(fd int) (nfd int, sa Sockaddr, err error) {
if err != nil {
return
}
if runtime.GOOS == "darwin" && len == 0 {
if (runtime.GOOS == "darwin" || runtime.GOOS == "ios") && len == 0 {
// Accepted socket has no address.
// This is likely due to a bug in xnu kernels,
// where instead of ECONNABORTED error socket
@@ -527,6 +542,23 @@ func SysctlClockinfo(name string) (*Clockinfo, error) {
return &ci, nil
}
func SysctlTimeval(name string) (*Timeval, error) {
mib, err := sysctlmib(name)
if err != nil {
return nil, err
}
var tv Timeval
n := uintptr(unsafe.Sizeof(tv))
if err := sysctl(mib, (*byte)(unsafe.Pointer(&tv)), &n, nil, 0); err != nil {
return nil, err
}
if n != unsafe.Sizeof(tv) {
return nil, EIO
}
return &tv, nil
}
//sys utimes(path string, timeval *[2]Timeval) (err error)
func Utimes(path string, tv []Timeval) error {

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@@ -10,6 +10,8 @@ import (
"unsafe"
)
const _SYS_GETDIRENTRIES64 = 344
func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
// To implement this using libSystem we'd need syscall_syscallPtr for
// fdopendir. However, syscallPtr was only added in Go 1.13, so we fall
@@ -20,7 +22,7 @@ func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
} else {
p = unsafe.Pointer(&_zero)
}
r0, _, e1 := Syscall6(SYS_GETDIRENTRIES64, uintptr(fd), uintptr(p), uintptr(len(buf)), uintptr(unsafe.Pointer(basep)), 0, 0)
r0, _, e1 := Syscall6(_SYS_GETDIRENTRIES64, uintptr(fd), uintptr(p), uintptr(len(buf)), uintptr(unsafe.Pointer(basep)), 0, 0)
n = int(r0)
if e1 != 0 {
return n, errnoErr(e1)

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@@ -13,29 +13,10 @@
package unix
import (
"errors"
"syscall"
"unsafe"
)
const ImplementsGetwd = true
func Getwd() (string, error) {
buf := make([]byte, 2048)
attrs, err := getAttrList(".", attrList{CommonAttr: attrCmnFullpath}, buf, 0)
if err == nil && len(attrs) == 1 && len(attrs[0]) >= 2 {
wd := string(attrs[0])
// Sanity check that it's an absolute path and ends
// in a null byte, which we then strip.
if wd[0] == '/' && wd[len(wd)-1] == 0 {
return wd[:len(wd)-1], nil
}
}
// If pkg/os/getwd.go gets ENOTSUP, it will fall back to the
// slow algorithm.
return "", ENOTSUP
}
// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
type SockaddrDatalink struct {
Len uint8
@@ -49,6 +30,11 @@ type SockaddrDatalink struct {
raw RawSockaddrDatalink
}
// Some external packages rely on SYS___SYSCTL being defined to implement their
// own sysctl wrappers. Provide it here, even though direct syscalls are no
// longer supported on darwin.
const SYS___SYSCTL = 202
// Translate "kern.hostname" to []_C_int{0,1,2,3}.
func nametomib(name string) (mib []_C_int, err error) {
const siz = unsafe.Sizeof(mib[0])
@@ -92,11 +78,6 @@ func direntNamlen(buf []byte) (uint64, bool) {
func PtraceAttach(pid int) (err error) { return ptrace(PT_ATTACH, pid, 0, 0) }
func PtraceDetach(pid int) (err error) { return ptrace(PT_DETACH, pid, 0, 0) }
const (
attrBitMapCount = 5
attrCmnFullpath = 0x08000000
)
type attrList struct {
bitmapCount uint16
_ uint16
@@ -107,54 +88,6 @@ type attrList struct {
Forkattr uint32
}
func getAttrList(path string, attrList attrList, attrBuf []byte, options uint) (attrs [][]byte, err error) {
if len(attrBuf) < 4 {
return nil, errors.New("attrBuf too small")
}
attrList.bitmapCount = attrBitMapCount
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return nil, err
}
if err := getattrlist(_p0, unsafe.Pointer(&attrList), unsafe.Pointer(&attrBuf[0]), uintptr(len(attrBuf)), int(options)); err != nil {
return nil, err
}
size := *(*uint32)(unsafe.Pointer(&attrBuf[0]))
// dat is the section of attrBuf that contains valid data,
// without the 4 byte length header. All attribute offsets
// are relative to dat.
dat := attrBuf
if int(size) < len(attrBuf) {
dat = dat[:size]
}
dat = dat[4:] // remove length prefix
for i := uint32(0); int(i) < len(dat); {
header := dat[i:]
if len(header) < 8 {
return attrs, errors.New("truncated attribute header")
}
datOff := *(*int32)(unsafe.Pointer(&header[0]))
attrLen := *(*uint32)(unsafe.Pointer(&header[4]))
if datOff < 0 || uint32(datOff)+attrLen > uint32(len(dat)) {
return attrs, errors.New("truncated results; attrBuf too small")
}
end := uint32(datOff) + attrLen
attrs = append(attrs, dat[datOff:end])
i = end
if r := i % 4; r != 0 {
i += (4 - r)
}
}
return
}
//sys getattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error)
//sysnb pipe() (r int, w int, err error)
func Pipe(p []int) (err error) {
@@ -396,6 +329,8 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
//sys Chroot(path string) (err error)
//sys ClockGettime(clockid int32, time *Timespec) (err error)
//sys Close(fd int) (err error)
//sys Clonefile(src string, dst string, flags int) (err error)
//sys Clonefileat(srcDirfd int, src string, dstDirfd int, dst string, flags int) (err error)
//sys Dup(fd int) (nfd int, err error)
//sys Dup2(from int, to int) (err error)
//sys Exchangedata(path1 string, path2 string, options int) (err error)
@@ -407,10 +342,12 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
//sys Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
//sys Fchown(fd int, uid int, gid int) (err error)
//sys Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error)
//sys Fclonefileat(srcDirfd int, dstDirfd int, dst string, flags int) (err error)
//sys Flock(fd int, how int) (err error)
//sys Fpathconf(fd int, name int) (val int, err error)
//sys Fsync(fd int) (err error)
//sys Ftruncate(fd int, length int64) (err error)
//sys Getcwd(buf []byte) (n int, err error)
//sys Getdtablesize() (size int)
//sysnb Getegid() (egid int)
//sysnb Geteuid() (uid int)

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@@ -1,9 +0,0 @@
// 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 darwin,386,!go1.12
package unix
//sys Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) = SYS_GETDIRENTRIES64

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@@ -44,10 +44,6 @@ func (cmsg *Cmsghdr) SetLen(length int) {
func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
// SYS___SYSCTL is used by syscall_bsd.go for all BSDs, but in modern versions
// of darwin/386 the syscall is called sysctl instead of __sysctl.
const SYS___SYSCTL = SYS_SYSCTL
//sys Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
//sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
//sys Fstatfs(fd int, stat *Statfs_t) (err error) = SYS_FSTATFS64

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@@ -1,9 +0,0 @@
// 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 darwin,amd64,!go1.12
package unix
//sys Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) = SYS_GETDIRENTRIES64

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@@ -44,10 +44,6 @@ func (cmsg *Cmsghdr) SetLen(length int) {
func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
// SYS___SYSCTL is used by syscall_bsd.go for all BSDs, but in modern versions
// of darwin/amd64 the syscall is called sysctl instead of __sysctl.
const SYS___SYSCTL = SYS_SYSCTL
//sys Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
//sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
//sys Fstatfs(fd int, stat *Statfs_t) (err error) = SYS_FSTATFS64

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@@ -1,11 +0,0 @@
// 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 darwin,arm,!go1.12
package unix
func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
return 0, ENOSYS
}

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@@ -44,10 +44,6 @@ func (cmsg *Cmsghdr) SetLen(length int) {
func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno) // sic
// SYS___SYSCTL is used by syscall_bsd.go for all BSDs, but in modern versions
// of darwin/arm the syscall is called sysctl instead of __sysctl.
const SYS___SYSCTL = SYS_SYSCTL
//sys Fstat(fd int, stat *Stat_t) (err error)
//sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
//sys Fstatfs(fd int, stat *Statfs_t) (err error)

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@@ -1,11 +0,0 @@
// 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 darwin,arm64,!go1.12
package unix
func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
return 0, ENOSYS
}

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@@ -46,10 +46,6 @@ func (cmsg *Cmsghdr) SetLen(length int) {
func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno) // sic
// SYS___SYSCTL is used by syscall_bsd.go for all BSDs, but in modern versions
// of darwin/arm64 the syscall is called sysctl instead of __sysctl.
const SYS___SYSCTL = SYS_SYSCTL
//sys Fstat(fd int, stat *Stat_t) (err error)
//sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
//sys Fstatfs(fd int, stat *Statfs_t) (err error)

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@@ -129,23 +129,8 @@ func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) {
return
}
const ImplementsGetwd = true
//sys Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
func Getwd() (string, error) {
var buf [PathMax]byte
_, err := Getcwd(buf[0:])
if err != nil {
return "", err
}
n := clen(buf[:])
if n < 1 {
return "", EINVAL
}
return string(buf[:n]), nil
}
func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
var _p0 unsafe.Pointer
var bufsize uintptr

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@@ -140,23 +140,8 @@ func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) {
return
}
const ImplementsGetwd = true
//sys Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
func Getwd() (string, error) {
var buf [PathMax]byte
_, err := Getcwd(buf[0:])
if err != nil {
return "", err
}
n := clen(buf[:])
if n < 1 {
return "", EINVAL
}
return string(buf[:n]), nil
}
func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
var (
_p0 unsafe.Pointer

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@@ -24,7 +24,7 @@ func bytes2iovec(bs [][]byte) []Iovec {
return iovecs
}
//sys readv(fd int, iovs []Iovec) (n int, err error)
//sys readv(fd int, iovs []Iovec) (n int, err error)
func Readv(fd int, iovs [][]byte) (n int, err error) {
iovecs := bytes2iovec(iovs)
@@ -32,7 +32,7 @@ func Readv(fd int, iovs [][]byte) (n int, err error) {
return n, err
}
//sys preadv(fd int, iovs []Iovec, off int64) (n int, err error)
//sys preadv(fd int, iovs []Iovec, off int64) (n int, err error)
func Preadv(fd int, iovs [][]byte, off int64) (n int, err error) {
iovecs := bytes2iovec(iovs)
@@ -40,7 +40,7 @@ func Preadv(fd int, iovs [][]byte, off int64) (n int, err error) {
return n, err
}
//sys writev(fd int, iovs []Iovec) (n int, err error)
//sys writev(fd int, iovs []Iovec) (n int, err error)
func Writev(fd int, iovs [][]byte) (n int, err error) {
iovecs := bytes2iovec(iovs)
@@ -48,10 +48,43 @@ func Writev(fd int, iovs [][]byte) (n int, err error) {
return n, err
}
//sys pwritev(fd int, iovs []Iovec, off int64) (n int, err error)
//sys pwritev(fd int, iovs []Iovec, off int64) (n int, err error)
func Pwritev(fd int, iovs [][]byte, off int64) (n int, err error) {
iovecs := bytes2iovec(iovs)
n, err = pwritev(fd, iovecs, off)
return n, err
}
//sys accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error) = libsocket.accept4
func Accept4(fd int, flags int) (nfd int, sa Sockaddr, err error) {
var rsa RawSockaddrAny
var len _Socklen = SizeofSockaddrAny
nfd, err = accept4(fd, &rsa, &len, flags)
if err != nil {
return
}
if len > SizeofSockaddrAny {
panic("RawSockaddrAny too small")
}
sa, err = anyToSockaddr(fd, &rsa)
if err != nil {
Close(nfd)
nfd = 0
}
return
}
//sysnb pipe2(p *[2]_C_int, flags int) (err error)
func Pipe2(p []int, flags int) error {
if len(p) != 2 {
return EINVAL
}
var pp [2]_C_int
err := pipe2(&pp, flags)
p[0] = int(pp[0])
p[1] = int(pp[1])
return err
}

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@@ -82,15 +82,6 @@ func IoctlRetInt(fd int, req uint) (int, error) {
return int(ret), nil
}
// IoctlSetPointerInt performs an ioctl operation which sets an
// integer value on fd, using the specified request number. The ioctl
// argument is called with a pointer to the integer value, rather than
// passing the integer value directly.
func IoctlSetPointerInt(fd int, req uint, value int) error {
v := int32(value)
return ioctl(fd, req, uintptr(unsafe.Pointer(&v)))
}
func IoctlSetRTCTime(fd int, value *RTCTime) error {
err := ioctl(fd, RTC_SET_TIME, uintptr(unsafe.Pointer(value)))
runtime.KeepAlive(value)
@@ -121,6 +112,31 @@ func IoctlGetRTCWkAlrm(fd int) (*RTCWkAlrm, error) {
return &value, err
}
// IoctlFileClone performs an FICLONERANGE ioctl operation to clone the range of
// data conveyed in value to the file associated with the file descriptor
// destFd. See the ioctl_ficlonerange(2) man page for details.
func IoctlFileCloneRange(destFd int, value *FileCloneRange) error {
err := ioctl(destFd, FICLONERANGE, uintptr(unsafe.Pointer(value)))
runtime.KeepAlive(value)
return err
}
// IoctlFileClone performs an FICLONE ioctl operation to clone the entire file
// associated with the file description srcFd to the file associated with the
// file descriptor destFd. See the ioctl_ficlone(2) man page for details.
func IoctlFileClone(destFd, srcFd int) error {
return ioctl(destFd, FICLONE, uintptr(srcFd))
}
// IoctlFileClone performs an FIDEDUPERANGE ioctl operation to share the range of
// data conveyed in value with the file associated with the file descriptor
// destFd. See the ioctl_fideduperange(2) man page for details.
func IoctlFileDedupeRange(destFd int, value *FileDedupeRange) error {
err := ioctl(destFd, FIDEDUPERANGE, uintptr(unsafe.Pointer(value)))
runtime.KeepAlive(value)
return err
}
//sys Linkat(olddirfd int, oldpath string, newdirfd int, newpath string, flags int) (err error)
func Link(oldpath string, newpath string) (err error) {
@@ -145,6 +161,12 @@ func Openat(dirfd int, path string, flags int, mode uint32) (fd int, err error)
return openat(dirfd, path, flags|O_LARGEFILE, mode)
}
//sys openat2(dirfd int, path string, open_how *OpenHow, size int) (fd int, err error)
func Openat2(dirfd int, path string, how *OpenHow) (fd int, err error) {
return openat2(dirfd, path, how, SizeofOpenHow)
}
//sys ppoll(fds *PollFd, nfds int, timeout *Timespec, sigmask *Sigset_t) (n int, err error)
func Ppoll(fds []PollFd, timeout *Timespec, sigmask *Sigset_t) (n int, err error) {
@@ -885,6 +907,35 @@ func (sa *SockaddrL2TPIP6) sockaddr() (unsafe.Pointer, _Socklen, error) {
return unsafe.Pointer(&sa.raw), SizeofSockaddrL2TPIP6, nil
}
// SockaddrIUCV implements the Sockaddr interface for AF_IUCV sockets.
type SockaddrIUCV struct {
UserID string
Name string
raw RawSockaddrIUCV
}
func (sa *SockaddrIUCV) sockaddr() (unsafe.Pointer, _Socklen, error) {
sa.raw.Family = AF_IUCV
// These are EBCDIC encoded by the kernel, but we still need to pad them
// with blanks. Initializing with blanks allows the caller to feed in either
// a padded or an unpadded string.
for i := 0; i < 8; i++ {
sa.raw.Nodeid[i] = ' '
sa.raw.User_id[i] = ' '
sa.raw.Name[i] = ' '
}
if len(sa.UserID) > 8 || len(sa.Name) > 8 {
return nil, 0, EINVAL
}
for i, b := range []byte(sa.UserID[:]) {
sa.raw.User_id[i] = int8(b)
}
for i, b := range []byte(sa.Name[:]) {
sa.raw.Name[i] = int8(b)
}
return unsafe.Pointer(&sa.raw), SizeofSockaddrIUCV, nil
}
func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
switch rsa.Addr.Family {
case AF_NETLINK:
@@ -1065,6 +1116,38 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
}
return sa, nil
case AF_IUCV:
pp := (*RawSockaddrIUCV)(unsafe.Pointer(rsa))
var user [8]byte
var name [8]byte
for i := 0; i < 8; i++ {
user[i] = byte(pp.User_id[i])
name[i] = byte(pp.Name[i])
}
sa := &SockaddrIUCV{
UserID: string(user[:]),
Name: string(name[:]),
}
return sa, nil
case AF_CAN:
pp := (*RawSockaddrCAN)(unsafe.Pointer(rsa))
sa := &SockaddrCAN{
Ifindex: int(pp.Ifindex),
}
rx := (*[4]byte)(unsafe.Pointer(&sa.RxID))
for i := 0; i < 4; i++ {
rx[i] = pp.Addr[i]
}
tx := (*[4]byte)(unsafe.Pointer(&sa.TxID))
for i := 0; i < 4; i++ {
tx[i] = pp.Addr[i+4]
}
return sa, nil
}
return nil, EAFNOSUPPORT
}
@@ -1965,10 +2048,15 @@ func isGroupMember(gid int) bool {
}
//sys faccessat(dirfd int, path string, mode uint32) (err error)
//sys Faccessat2(dirfd int, path string, mode uint32, flags int) (err error)
func Faccessat(dirfd int, path string, mode uint32, flags int) (err error) {
if flags & ^(AT_SYMLINK_NOFOLLOW|AT_EACCESS) != 0 {
return EINVAL
if flags == 0 {
return faccessat(dirfd, path, mode)
}
if err := Faccessat2(dirfd, path, mode, flags); err != ENOSYS && err != EPERM {
return err
}
// The Linux kernel faccessat system call does not take any flags.
@@ -1977,8 +2065,8 @@ func Faccessat(dirfd int, path string, mode uint32, flags int) (err error) {
// Because people naturally expect syscall.Faccessat to act
// like C faccessat, we do the same.
if flags == 0 {
return faccessat(dirfd, path, mode)
if flags & ^(AT_SYMLINK_NOFOLLOW|AT_EACCESS) != 0 {
return EINVAL
}
var st Stat_t
@@ -2122,6 +2210,18 @@ func Klogset(typ int, arg int) (err error) {
return nil
}
// RemoteIovec is Iovec with the pointer replaced with an integer.
// It is used for ProcessVMReadv and ProcessVMWritev, where the pointer
// refers to a location in a different process' address space, which
// would confuse the Go garbage collector.
type RemoteIovec struct {
Base uintptr
Len int
}
//sys ProcessVMReadv(pid int, localIov []Iovec, remoteIov []RemoteIovec, flags uint) (n int, err error) = SYS_PROCESS_VM_READV
//sys ProcessVMWritev(pid int, localIov []Iovec, remoteIov []RemoteIovec, flags uint) (n int, err error) = SYS_PROCESS_VM_WRITEV
/*
* Unimplemented
*/

View File

@@ -7,7 +7,6 @@
package unix
import (
"syscall"
"unsafe"
)
@@ -49,10 +48,6 @@ func Pipe2(p []int, flags int) (err error) {
return
}
// Underlying system call writes to newoffset via pointer.
// Implemented in assembly to avoid allocation.
func seek(fd int, offset int64, whence int) (newoffset int64, err syscall.Errno)
func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
newoffset, errno := seek(fd, offset, whence)
if errno != 0 {

13
vendor/golang.org/x/sys/unix/syscall_linux_gc_arm.go generated vendored Normal file
View File

@@ -0,0 +1,13 @@
// Copyright 2009 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 arm,!gccgo,linux
package unix
import "syscall"
// Underlying system call writes to newoffset via pointer.
// Implemented in assembly to avoid allocation.
func seek(fd int, offset int64, whence int) (newoffset int64, err syscall.Errno)

View File

@@ -141,23 +141,8 @@ func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
return
}
const ImplementsGetwd = true
//sys Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
func Getwd() (string, error) {
var buf [PathMax]byte
_, err := Getcwd(buf[0:])
if err != nil {
return "", err
}
n := clen(buf[:])
if n < 1 {
return "", EINVAL
}
return string(buf[:n]), nil
}
// TODO
func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
return -1, ENOSYS

View File

@@ -114,23 +114,8 @@ func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
return
}
const ImplementsGetwd = true
//sys Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
func Getwd() (string, error) {
var buf [PathMax]byte
_, err := Getcwd(buf[0:])
if err != nil {
return "", err
}
n := clen(buf[:])
if n < 1 {
return "", EINVAL
}
return string(buf[:n]), nil
}
func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
if raceenabled {
raceReleaseMerge(unsafe.Pointer(&ioSync))

35
vendor/golang.org/x/sys/unix/syscall_openbsd_mips64.go generated vendored Normal file
View File

@@ -0,0 +1,35 @@
// 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 unix
func setTimespec(sec, nsec int64) Timespec {
return Timespec{Sec: sec, Nsec: nsec}
}
func setTimeval(sec, usec int64) Timeval {
return Timeval{Sec: sec, Usec: usec}
}
func SetKevent(k *Kevent_t, fd, mode, flags int) {
k.Ident = uint64(fd)
k.Filter = int16(mode)
k.Flags = uint16(flags)
}
func (iov *Iovec) SetLen(length int) {
iov.Len = uint64(length)
}
func (msghdr *Msghdr) SetControllen(length int) {
msghdr.Controllen = uint32(length)
}
func (cmsg *Cmsghdr) SetLen(length int) {
cmsg.Len = uint32(length)
}
// SYS___SYSCTL is used by syscall_bsd.go for all BSDs, but in modern versions
// of OpenBSD the syscall is called sysctl instead of __sysctl.
const SYS___SYSCTL = SYS_SYSCTL

View File

@@ -232,6 +232,8 @@ const (
CLOCK_THREAD_CPUTIME_ID = 0x10
CLOCK_UPTIME_RAW = 0x8
CLOCK_UPTIME_RAW_APPROX = 0x9
CLONE_NOFOLLOW = 0x1
CLONE_NOOWNERCOPY = 0x2
CR0 = 0x0
CR1 = 0x1000
CR2 = 0x2000

View File

@@ -232,6 +232,8 @@ const (
CLOCK_THREAD_CPUTIME_ID = 0x10
CLOCK_UPTIME_RAW = 0x8
CLOCK_UPTIME_RAW_APPROX = 0x9
CLONE_NOFOLLOW = 0x1
CLONE_NOOWNERCOPY = 0x2
CR0 = 0x0
CR1 = 0x1000
CR2 = 0x2000

View File

@@ -232,6 +232,8 @@ const (
CLOCK_THREAD_CPUTIME_ID = 0x10
CLOCK_UPTIME_RAW = 0x8
CLOCK_UPTIME_RAW_APPROX = 0x9
CLONE_NOFOLLOW = 0x1
CLONE_NOOWNERCOPY = 0x2
CR0 = 0x0
CR1 = 0x1000
CR2 = 0x2000

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