Update deps

go.mod

@@ -17,12 +17,11 @@ require (
 	github.com/jedisct1/xsecretbox v0.0.0-20200921000858-23f5ec706e6a
 	github.com/k-sone/critbitgo v1.4.0
 	github.com/kardianos/service v1.1.0
-	github.com/miekg/dns v1.1.31
+	github.com/miekg/dns v1.1.32
 	github.com/powerman/check v1.2.1
-	golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a
+	golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0
-	golang.org/x/net v0.0.0-20200904194848-62affa334b73
+	golang.org/x/net v0.0.0-20201010224723-4f7140c49acb
-	golang.org/x/sys v0.0.0-20200918174421-af09f7315aff
+	golang.org/x/sys v0.0.0-20201009025420-dfb3f7c4e634
-	golang.org/x/text v0.3.3 // indirect
 	gopkg.in/natefinch/lumberjack.v2 v2.0.0
 	gopkg.in/yaml.v2 v2.3.0 // indirect
 )

go.sum

@@ -42,8 +42,8 @@ github.com/k-sone/critbitgo v1.4.0 h1:l71cTyBGeh6X5ATh6Fibgw3+rtNT80BA0uNNWgkPrb
 github.com/k-sone/critbitgo v1.4.0/go.mod h1:7E6pyoyADnFxlUBEKcnfS49b7SUAQGMK+OAp/UQvo0s=
 github.com/kardianos/service v1.1.0 h1:QV2SiEeWK42P0aEmGcsAgjApw/lRxkwopvT+Gu6t1/0=
 github.com/kardianos/service v1.1.0/go.mod h1:RrJI2xn5vve/r32U5suTbeaSGoMU6GbNPoj36CVYcHc=
-github.com/miekg/dns v1.1.31 h1:sJFOl9BgwbYAWOGEwr61FU28pqsBNdpRBnhGXtO06Oo=
+github.com/miekg/dns v1.1.32 h1:MDaYYzWOYscpvDOEgPMT1c1mebCZmIdxZI/J161OdJU=
-github.com/miekg/dns v1.1.31/go.mod h1:KNUDUusw/aVsxyTYZM1oqvCicbwhgbNgztCETuNZ7xM=
+github.com/miekg/dns v1.1.32/go.mod h1:KNUDUusw/aVsxyTYZM1oqvCicbwhgbNgztCETuNZ7xM=
 github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
@@ -61,13 +61,15 @@ golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a h1:vclmkQCjlDX5OydZ9wv8rBCcS0QyQY66Mpf/7BZbInM=
 golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0 h1:hb9wdF1z5waM+dSIICn1l0DkLVDT3hqhhQsDNUmHPRE=
+golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
 golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190923162816-aa69164e4478/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20200904194848-62affa334b73 h1:MXfv8rhZWmFeqX3GNZRsd6vOLoaCHjYEX3qkRo3YBUA=
+golang.org/x/net v0.0.0-20201010224723-4f7140c49acb h1:mUVeFHoDKis5nxCAzoAi7E8Ghb86EXh/RK6wtvJIqRY=
-golang.org/x/net v0.0.0-20200904194848-62affa334b73/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
+golang.org/x/net v0.0.0-20201010224723-4f7140c49acb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58 h1:8gQV6CLnAEikrhgkHFbMAEhagSSnXWGV915qUMm9mrU=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20190204203706-41f3e6584952/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -76,10 +78,10 @@ golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20190529164535-6a60838ec259/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190924154521-2837fb4f24fe/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191029155521-f43be2a4598c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200602225109-6fdc65e7d980/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200918174421-af09f7315aff h1:1CPUrky56AcgSpxz/KfgzQWzfG09u5YOL8MvPYBlrL8=
+golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200918174421-af09f7315aff/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20201009025420-dfb3f7c4e634 h1:bNEHhJCnrwMKNMmOx3yAynp5vs5/gRy+XWFtZFu7NBM=
+golang.org/x/sys v0.0.0-20201009025420-dfb3f7c4e634/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3 h1:cokOdA+Jmi5PJGXLlLllQSgYigAEfHXJAERHVMaCc2k=

vendor/github.com/miekg/dns/README.md

@@ -26,7 +26,6 @@ avoiding breaking changes wherever reasonable. We support the last two versions
 A not-so-up-to-date-list-that-may-be-actually-current:
 
 * https://github.com/coredns/coredns
-* https://cloudflare.com
 * https://github.com/abh/geodns
 * https://github.com/baidu/bfe
 * http://www.statdns.com/
@@ -42,11 +41,9 @@ A not-so-up-to-date-list-that-may-be-actually-current:
 * https://github.com/StalkR/dns-reverse-proxy
 * https://github.com/tianon/rawdns
 * https://mesosphere.github.io/mesos-dns/
-* https://pulse.turbobytes.com/
 * https://github.com/fcambus/statzone
 * https://github.com/benschw/dns-clb-go
 * https://github.com/corny/dnscheck for <http://public-dns.info/>
-* https://namesmith.io
 * https://github.com/miekg/unbound
 * https://github.com/miekg/exdns
 * https://dnslookup.org
@@ -55,24 +52,22 @@ A not-so-up-to-date-list-that-may-be-actually-current:
 * https://github.com/mehrdadrad/mylg
 * https://github.com/bamarni/dockness
 * https://github.com/fffaraz/microdns
-* http://kelda.io
 * https://github.com/ipdcode/hades <https://jd.com>
 * https://github.com/StackExchange/dnscontrol/
 * https://www.dnsperf.com/
 * https://dnssectest.net/
-* https://dns.apebits.com
 * https://github.com/oif/apex
 * https://github.com/jedisct1/dnscrypt-proxy
 * https://github.com/jedisct1/rpdns
 * https://github.com/xor-gate/sshfp
 * https://github.com/rs/dnstrace
 * https://blitiri.com.ar/p/dnss ([github mirror](https://github.com/albertito/dnss))
-* https://github.com/semihalev/sdns
 * https://render.com
 * https://github.com/peterzen/goresolver
 * https://github.com/folbricht/routedns
 * https://domainr.com/
 * https://zonedb.org/
+* https://router7.org/
 
 Send pull request if you want to be listed here.
 

vendor/github.com/miekg/dns/client.go

@@ -34,7 +34,7 @@ type Client struct {
 	Dialer    *net.Dialer // a net.Dialer used to set local address, timeouts and more
 	// Timeout is a cumulative timeout for dial, write and read, defaults to 0 (disabled) - overrides DialTimeout, ReadTimeout,
 	// WriteTimeout when non-zero. Can be overridden with net.Dialer.Timeout (see Client.ExchangeWithDialer and
-	// Client.Dialer) or context.Context.Deadline (see the deprecated ExchangeContext)
+	// Client.Dialer) or context.Context.Deadline (see ExchangeContext)
 	Timeout        time.Duration
 	DialTimeout    time.Duration     // net.DialTimeout, defaults to 2 seconds, or net.Dialer.Timeout if expiring earlier - overridden by Timeout when that value is non-zero
 	ReadTimeout    time.Duration     // net.Conn.SetReadTimeout value for connections, defaults to 2 seconds - overridden by Timeout when that value is non-zero
@@ -106,7 +106,7 @@ func (c *Client) Dial(address string) (conn *Conn, err error) {
 	if err != nil {
 		return nil, err
 	}
-
+	conn.UDPSize = c.UDPSize
 	return conn, nil
 }
 

vendor/github.com/miekg/dns/msg_helpers.go

@@ -6,6 +6,7 @@ import (
 	"encoding/binary"
 	"encoding/hex"
 	"net"
+	"sort"
 	"strings"
 )
 
@@ -612,6 +613,65 @@ func packDataNsec(bitmap []uint16, msg []byte, off int) (int, error) {
 	return off, nil
 }
 
+func unpackDataSVCB(msg []byte, off int) ([]SVCBKeyValue, int, error) {
+	var xs []SVCBKeyValue
+	var code uint16
+	var length uint16
+	var err error
+	for off < len(msg) {
+		code, off, err = unpackUint16(msg, off)
+		if err != nil {
+			return nil, len(msg), &Error{err: "overflow unpacking SVCB"}
+		}
+		length, off, err = unpackUint16(msg, off)
+		if err != nil || off+int(length) > len(msg) {
+			return nil, len(msg), &Error{err: "overflow unpacking SVCB"}
+		}
+		e := makeSVCBKeyValue(SVCBKey(code))
+		if e == nil {
+			return nil, len(msg), &Error{err: "bad SVCB key"}
+		}
+		if err := e.unpack(msg[off : off+int(length)]); err != nil {
+			return nil, len(msg), err
+		}
+		if len(xs) > 0 && e.Key() <= xs[len(xs)-1].Key() {
+			return nil, len(msg), &Error{err: "SVCB keys not in strictly increasing order"}
+		}
+		xs = append(xs, e)
+		off += int(length)
+	}
+	return xs, off, nil
+}
+
+func packDataSVCB(pairs []SVCBKeyValue, msg []byte, off int) (int, error) {
+	pairs = append([]SVCBKeyValue(nil), pairs...)
+	sort.Slice(pairs, func(i, j int) bool {
+		return pairs[i].Key() < pairs[j].Key()
+	})
+	prev := svcb_RESERVED
+	for _, el := range pairs {
+		if el.Key() == prev {
+			return len(msg), &Error{err: "repeated SVCB keys are not allowed"}
+		}
+		prev = el.Key()
+		packed, err := el.pack()
+		if err != nil {
+			return len(msg), err
+		}
+		off, err = packUint16(uint16(el.Key()), msg, off)
+		if err != nil {
+			return len(msg), &Error{err: "overflow packing SVCB"}
+		}
+		off, err = packUint16(uint16(len(packed)), msg, off)
+		if err != nil || off+len(packed) > len(msg) {
+			return len(msg), &Error{err: "overflow packing SVCB"}
+		}
+		copy(msg[off:off+len(packed)], packed)
+		off += len(packed)
+	}
+	return off, nil
+}
+
 func unpackDataDomainNames(msg []byte, off, end int) ([]string, int, error) {
 	var (
 		servers []string
@@ -683,6 +743,13 @@ func packDataAplPrefix(p *APLPrefix, msg []byte, off int) (int, error) {
 	if p.Negation {
 		n = 0x80
 	}
+
+	// trim trailing zero bytes as specified in RFC3123 Sections 4.1 and 4.2.
+	i := len(addr) - 1
+	for ; i >= 0 && addr[i] == 0; i-- {
+	}
+	addr = addr[:i+1]
+
 	adflen := uint8(len(addr)) & 0x7f
 	off, err = packUint8(n|adflen, msg, off)
 	if err != nil {

vendor/github.com/miekg/dns/scan.go

@@ -1210,11 +1210,29 @@ func stringToCm(token string) (e, m uint8, ok bool) {
 		if cmeters, err = strconv.Atoi(s[1]); err != nil {
 			return
 		}
+		// There's no point in having more than 2 digits in this part, and would rather make the implementation complicated ('123' should be treated as '12').
+		// So we simply reject it.
+		// We also make sure the first character is a digit to reject '+-' signs.
+		if len(s[1]) > 2 || s[1][0] < '0' || s[1][0] > '9' {
+			return
+		}
+		if len(s[1]) == 1 {
+			// 'nn.1' must be treated as 'nn-meters and 10cm, not 1cm.
+			cmeters *= 10
+		}
+		if len(s[0]) == 0 {
+			// This will allow omitting the 'meter' part, like .01 (meaning 0.01m = 1cm).
+			break
+		}
 		fallthrough
 	case 1:
 		if meters, err = strconv.Atoi(s[0]); err != nil {
 			return
 		}
+		// RFC1876 states the max value is 90000000.00.  The latter two conditions enforce it.
+		if s[0][0] < '0' || s[0][0] > '9' || meters > 90000000 || (meters == 90000000 && cmeters != 0) {
+			return
+		}
 	case 0:
 		// huh?
 		return 0, 0, false
@@ -1227,13 +1245,10 @@ func stringToCm(token string) (e, m uint8, ok bool) {
 		e = 0
 		val = cmeters
 	}
-	for val > 10 {
+	for val >= 10 {
 		e++
 		val /= 10
 	}
-	if e > 9 {
-		ok = false
-	}
 	m = uint8(val)
 	return
 }
@@ -1275,6 +1290,9 @@ func appendOrigin(name, origin string) string {
 
 // LOC record helper function
 func locCheckNorth(token string, latitude uint32) (uint32, bool) {
+	if latitude > 90 * 1000 * 60 * 60 {
+		return latitude, false
+	}
 	switch token {
 	case "n", "N":
 		return LOC_EQUATOR + latitude, true
@@ -1286,6 +1304,9 @@ func locCheckNorth(token string, latitude uint32) (uint32, bool) {
 
 // LOC record helper function
 func locCheckEast(token string, longitude uint32) (uint32, bool) {
+	if longitude > 180 * 1000 * 60 * 60 {
+		return longitude, false
+	}
 	switch token {
 	case "e", "E":
 		return LOC_EQUATOR + longitude, true

vendor/github.com/miekg/dns/scan_rr.go

@@ -590,7 +590,7 @@ func (rr *LOC) parse(c *zlexer, o string) *ParseError {
 	// North
 	l, _ := c.Next()
 	i, e := strconv.ParseUint(l.token, 10, 32)
-	if e != nil || l.err {
+	if e != nil || l.err || i > 90 {
 		return &ParseError{"", "bad LOC Latitude", l}
 	}
 	rr.Latitude = 1000 * 60 * 60 * uint32(i)
@@ -601,7 +601,7 @@ func (rr *LOC) parse(c *zlexer, o string) *ParseError {
 	if rr.Latitude, ok = locCheckNorth(l.token, rr.Latitude); ok {
 		goto East
 	}
-	if i, err := strconv.ParseUint(l.token, 10, 32); err != nil || l.err {
+	if i, err := strconv.ParseUint(l.token, 10, 32); err != nil || l.err || i > 59 {
 		return &ParseError{"", "bad LOC Latitude minutes", l}
 	} else {
 		rr.Latitude += 1000 * 60 * uint32(i)
@@ -609,7 +609,7 @@ func (rr *LOC) parse(c *zlexer, o string) *ParseError {
 
 	c.Next() // zBlank
 	l, _ = c.Next()
-	if i, err := strconv.ParseFloat(l.token, 32); err != nil || l.err {
+	if i, err := strconv.ParseFloat(l.token, 32); err != nil || l.err || i < 0 || i >= 60 {
 		return &ParseError{"", "bad LOC Latitude seconds", l}
 	} else {
 		rr.Latitude += uint32(1000 * i)
@@ -627,7 +627,7 @@ East:
 	// East
 	c.Next() // zBlank
 	l, _ = c.Next()
-	if i, err := strconv.ParseUint(l.token, 10, 32); err != nil || l.err {
+	if i, err := strconv.ParseUint(l.token, 10, 32); err != nil || l.err || i > 180 {
 		return &ParseError{"", "bad LOC Longitude", l}
 	} else {
 		rr.Longitude = 1000 * 60 * 60 * uint32(i)
@@ -638,14 +638,14 @@ East:
 	if rr.Longitude, ok = locCheckEast(l.token, rr.Longitude); ok {
 		goto Altitude
 	}
-	if i, err := strconv.ParseUint(l.token, 10, 32); err != nil || l.err {
+	if i, err := strconv.ParseUint(l.token, 10, 32); err != nil || l.err || i > 59 {
 		return &ParseError{"", "bad LOC Longitude minutes", l}
 	} else {
 		rr.Longitude += 1000 * 60 * uint32(i)
 	}
 	c.Next() // zBlank
 	l, _ = c.Next()
-	if i, err := strconv.ParseFloat(l.token, 32); err != nil || l.err {
+	if i, err := strconv.ParseFloat(l.token, 32); err != nil || l.err || i < 0 || i >= 60 {
 		return &ParseError{"", "bad LOC Longitude seconds", l}
 	} else {
 		rr.Longitude += uint32(1000 * i)
@@ -668,7 +668,7 @@ Altitude:
 	if l.token[len(l.token)-1] == 'M' || l.token[len(l.token)-1] == 'm' {
 		l.token = l.token[0 : len(l.token)-1]
 	}
-	if i, err := strconv.ParseFloat(l.token, 32); err != nil {
+	if i, err := strconv.ParseFloat(l.token, 64); err != nil {
 		return &ParseError{"", "bad LOC Altitude", l}
 	} else {
 		rr.Altitude = uint32(i*100.0 + 10000000.0 + 0.5)
@@ -893,8 +893,7 @@ func (rr *RRSIG) parse(c *zlexer, o string) *ParseError {
 	l, _ = c.Next()
 	if i, err := StringToTime(l.token); err != nil {
 		// Try to see if all numeric and use it as epoch
-		if i, err := strconv.ParseInt(l.token, 10, 64); err == nil {
+		if i, err := strconv.ParseUint(l.token, 10, 32); err == nil {
-			// TODO(miek): error out on > MAX_UINT32, same below
 			rr.Expiration = uint32(i)
 		} else {
 			return &ParseError{"", "bad RRSIG Expiration", l}
@@ -906,7 +905,7 @@ func (rr *RRSIG) parse(c *zlexer, o string) *ParseError {
 	c.Next() // zBlank
 	l, _ = c.Next()
 	if i, err := StringToTime(l.token); err != nil {
-		if i, err := strconv.ParseInt(l.token, 10, 64); err == nil {
+		if i, err := strconv.ParseUint(l.token, 10, 32); err == nil {
 			rr.Inception = uint32(i)
 		} else {
 			return &ParseError{"", "bad RRSIG Inception", l}

vendor/github.com/miekg/dns/serve_mux.go

@@ -91,7 +91,7 @@ func (mux *ServeMux) HandleRemove(pattern string) {
 // are redirected to the parent zone (if that is also registered),
 // otherwise the child gets the query.
 //
-// If no handler is found, or there is no question, a standard SERVFAIL
+// If no handler is found, or there is no question, a standard REFUSED
 // message is returned
 func (mux *ServeMux) ServeDNS(w ResponseWriter, req *Msg) {
 	var h Handler
@@ -102,7 +102,7 @@ func (mux *ServeMux) ServeDNS(w ResponseWriter, req *Msg) {
 	if h != nil {
 		h.ServeDNS(w, req)
 	} else {
-		HandleFailed(w, req)
+		handleRefused(w, req)
 	}
 }
 

vendor/github.com/miekg/dns/server.go

@@ -78,7 +78,15 @@ type response struct {
 	writer         Writer            // writer to output the raw DNS bits
 }
 
+// handleRefused returns a HandlerFunc that returns REFUSED for every request it gets.
+func handleRefused(w ResponseWriter, r *Msg) {
+	m := new(Msg)
+	m.SetRcode(r, RcodeRefused)
+	w.WriteMsg(m)
+}
+
 // HandleFailed returns a HandlerFunc that returns SERVFAIL for every request it gets.
+// Deprecated: This function is going away.
 func HandleFailed(w ResponseWriter, r *Msg) {
 	m := new(Msg)
 	m.SetRcode(r, RcodeServerFailure)

vendor/github.com/miekg/dns/svcb.go

@@ -0,0 +1,773 @@
+package dns
+
+import (
+	"bytes"
+	"encoding/binary"
+	"errors"
+	"net"
+	"sort"
+	"strconv"
+	"strings"
+)
+
+type SVCBKey uint16
+
+// Keys defined in draft-ietf-dnsop-svcb-https-02 Section 11.1.2
+const (
+	SVCB_MANDATORY       SVCBKey = 0
+	SVCB_ALPN            SVCBKey = 1
+	SVCB_NO_DEFAULT_ALPN SVCBKey = 2
+	SVCB_PORT            SVCBKey = 3
+	SVCB_IPV4HINT        SVCBKey = 4
+	SVCB_ECHCONFIG       SVCBKey = 5
+	SVCB_IPV6HINT        SVCBKey = 6
+	svcb_RESERVED        SVCBKey = 65535
+)
+
+var svcbKeyToStringMap = map[SVCBKey]string{
+	SVCB_MANDATORY:       "mandatory",
+	SVCB_ALPN:            "alpn",
+	SVCB_NO_DEFAULT_ALPN: "no-default-alpn",
+	SVCB_PORT:            "port",
+	SVCB_IPV4HINT:        "ipv4hint",
+	SVCB_ECHCONFIG:       "echconfig",
+	SVCB_IPV6HINT:        "ipv6hint",
+}
+
+var svcbStringToKeyMap = reverseSVCBKeyMap(svcbKeyToStringMap)
+
+func reverseSVCBKeyMap(m map[SVCBKey]string) map[string]SVCBKey {
+	n := make(map[string]SVCBKey, len(m))
+	for u, s := range m {
+		n[s] = u
+	}
+	return n
+}
+
+// String takes the numerical code of an SVCB key and returns its name.
+// Returns an empty string for reserved keys.
+// Accepts unassigned keys as well as experimental/private keys.
+func (key SVCBKey) String() string {
+	if x := svcbKeyToStringMap[key]; x != "" {
+		return x
+	}
+	if key == svcb_RESERVED {
+		return ""
+	}
+	return "key" + strconv.FormatUint(uint64(key), 10)
+}
+
+// svcbStringToKey returns the numerical code of an SVCB key.
+// Returns svcb_RESERVED for reserved/invalid keys.
+// Accepts unassigned keys as well as experimental/private keys.
+func svcbStringToKey(s string) SVCBKey {
+	if strings.HasPrefix(s, "key") {
+		a, err := strconv.ParseUint(s[3:], 10, 16)
+		// no leading zeros
+		// key shouldn't be registered
+		if err != nil || a == 65535 || s[3] == '0' || svcbKeyToStringMap[SVCBKey(a)] != "" {
+			return svcb_RESERVED
+		}
+		return SVCBKey(a)
+	}
+	if key, ok := svcbStringToKeyMap[s]; ok {
+		return key
+	}
+	return svcb_RESERVED
+}
+
+func (rr *SVCB) parse(c *zlexer, o string) *ParseError {
+	l, _ := c.Next()
+	i, e := strconv.ParseUint(l.token, 10, 16)
+	if e != nil || l.err {
+		return &ParseError{l.token, "bad SVCB priority", l}
+	}
+	rr.Priority = uint16(i)
+
+	c.Next()        // zBlank
+	l, _ = c.Next() // zString
+	rr.Target = l.token
+
+	name, nameOk := toAbsoluteName(l.token, o)
+	if l.err || !nameOk {
+		return &ParseError{l.token, "bad SVCB Target", l}
+	}
+	rr.Target = name
+
+	// Values (if any)
+	l, _ = c.Next()
+	var xs []SVCBKeyValue
+	// Helps require whitespace between pairs.
+	// Prevents key1000="a"key1001=...
+	canHaveNextKey := true
+	for l.value != zNewline && l.value != zEOF {
+		switch l.value {
+		case zString:
+			if !canHaveNextKey {
+				// The key we can now read was probably meant to be
+				// a part of the last value.
+				return &ParseError{l.token, "bad SVCB value quotation", l}
+			}
+
+			// In key=value pairs, value does not have to be quoted unless value
+			// contains whitespace. And keys don't need to have values.
+			// Similarly, keys with an equality signs after them don't need values.
+			// l.token includes at least up to the first equality sign.
+			idx := strings.IndexByte(l.token, '=')
+			var key, value string
+			if idx < 0 {
+				// Key with no value and no equality sign
+				key = l.token
+			} else if idx == 0 {
+				return &ParseError{l.token, "bad SVCB key", l}
+			} else {
+				key, value = l.token[:idx], l.token[idx+1:]
+
+				if value == "" {
+					// We have a key and an equality sign. Maybe we have nothing
+					// after "=" or we have a double quote.
+					l, _ = c.Next()
+					if l.value == zQuote {
+						// Only needed when value ends with double quotes.
+						// Any value starting with zQuote ends with it.
+						canHaveNextKey = false
+
+						l, _ = c.Next()
+						switch l.value {
+						case zString:
+							// We have a value in double quotes.
+							value = l.token
+							l, _ = c.Next()
+							if l.value != zQuote {
+								return &ParseError{l.token, "SVCB unterminated value", l}
+							}
+						case zQuote:
+							// There's nothing in double quotes.
+						default:
+							return &ParseError{l.token, "bad SVCB value", l}
+						}
+					}
+				}
+			}
+			kv := makeSVCBKeyValue(svcbStringToKey(key))
+			if kv == nil {
+				return &ParseError{l.token, "bad SVCB key", l}
+			}
+			if err := kv.parse(value); err != nil {
+				return &ParseError{l.token, err.Error(), l}
+			}
+			xs = append(xs, kv)
+		case zQuote:
+			return &ParseError{l.token, "SVCB key can't contain double quotes", l}
+		case zBlank:
+			canHaveNextKey = true
+		default:
+			return &ParseError{l.token, "bad SVCB values", l}
+		}
+		l, _ = c.Next()
+	}
+	rr.Value = xs
+	if rr.Priority == 0 && len(xs) > 0 {
+		return &ParseError{l.token, "SVCB aliasform can't have values", l}
+	}
+	return nil
+}
+
+// makeSVCBKeyValue returns an SVCBKeyValue struct with the key
+// or nil for reserved keys.
+func makeSVCBKeyValue(key SVCBKey) SVCBKeyValue {
+	switch key {
+	case SVCB_MANDATORY:
+		return new(SVCBMandatory)
+	case SVCB_ALPN:
+		return new(SVCBAlpn)
+	case SVCB_NO_DEFAULT_ALPN:
+		return new(SVCBNoDefaultAlpn)
+	case SVCB_PORT:
+		return new(SVCBPort)
+	case SVCB_IPV4HINT:
+		return new(SVCBIPv4Hint)
+	case SVCB_ECHCONFIG:
+		return new(SVCBECHConfig)
+	case SVCB_IPV6HINT:
+		return new(SVCBIPv6Hint)
+	case svcb_RESERVED:
+		return nil
+	default:
+		e := new(SVCBLocal)
+		e.KeyCode = key
+		return e
+	}
+}
+
+// SVCB RR. See RFC xxxx (https://tools.ietf.org/html/draft-ietf-dnsop-svcb-https-00)
+
+// The one with the smallest priority should be given preference. Of those with
+// equal priority, a random one should be preferred for load balancing.
+type SVCB struct {
+	Hdr      RR_Header
+	Priority uint16
+	Target   string         `dns:"domain-name"`
+	Value    []SVCBKeyValue `dns:"pairs"` // This must be empty if Priority is non-zero
+}
+
+// HTTPS RR. Everything valid for SVCB applies to HTTPS as well
+// except that the HTTPS record is intended for use with the HTTP and HTTPS protocols.
+type HTTPS struct {
+	SVCB
+}
+
+func (rr *HTTPS) String() string {
+	return rr.SVCB.String()
+}
+
+func (rr *HTTPS) parse(c *zlexer, o string) *ParseError {
+	return rr.SVCB.parse(c, o)
+}
+
+// SVCBKeyValue defines a key=value pair for the SVCB RR type.
+// An SVCB RR can have multiple SVCBKeyValues appended to it.
+type SVCBKeyValue interface {
+	// Key returns the numerical key code.
+	Key() SVCBKey
+	// pack returns the encoded value.
+	pack() ([]byte, error)
+	// unpack sets the value.
+	unpack([]byte) error
+	// String returns the string representation of the value.
+	String() string
+	// parse sets the value to the given string representation of the value.
+	parse(string) error
+	// copy returns a deep-copy of the pair.
+	copy() SVCBKeyValue
+	// len returns the length of value in the wire format.
+	len() int
+}
+
+// SVCBMandatory pair adds to required keys that must be interpreted for the RR
+// to be functional.
+// Basic use pattern for creating a mandatory option:
+//
+//	o := new(dns.SVCB)
+//	o.Hdr.Name = "."
+//	o.Hdr.Rrtype = dns.TypeSVCB
+//	e := new(dns.SVCBMandatory)
+//	e.Code = []uint16{65403}
+//	o.Value = append(o.Value, e)
+//  // Then add key-value pair for key65403
+type SVCBMandatory struct {
+	Code []SVCBKey // Must not include mandatory
+}
+
+func (*SVCBMandatory) Key() SVCBKey { return SVCB_MANDATORY }
+
+func (s *SVCBMandatory) String() string {
+	str := make([]string, len(s.Code))
+	for i, e := range s.Code {
+		str[i] = e.String()
+	}
+	return strings.Join(str, ",")
+}
+
+func (s *SVCBMandatory) pack() ([]byte, error) {
+	codes := append([]SVCBKey(nil), s.Code...)
+	sort.Slice(codes, func(i, j int) bool {
+		return codes[i] < codes[j]
+	})
+	b := make([]byte, 2*len(codes))
+	for i, e := range codes {
+		binary.BigEndian.PutUint16(b[2*i:], uint16(e))
+	}
+	return b, nil
+}
+
+func (s *SVCBMandatory) unpack(b []byte) error {
+	if len(b)%2 != 0 {
+		return errors.New("dns: svcbmandatory: value length is not a multiple of 2")
+	}
+	codes := make([]SVCBKey, 0, len(b)/2)
+	for i := 0; i < len(b); i += 2 {
+		// We assume strictly increasing order.
+		codes = append(codes, SVCBKey(binary.BigEndian.Uint16(b[i:])))
+	}
+	s.Code = codes
+	return nil
+}
+
+func (s *SVCBMandatory) parse(b string) error {
+	str := strings.Split(b, ",")
+	codes := make([]SVCBKey, 0, len(str))
+	for _, e := range str {
+		codes = append(codes, svcbStringToKey(e))
+	}
+	s.Code = codes
+	return nil
+}
+
+func (s *SVCBMandatory) len() int {
+	return 2 * len(s.Code)
+}
+
+func (s *SVCBMandatory) copy() SVCBKeyValue {
+	return &SVCBMandatory{
+		append([]SVCBKey(nil), s.Code...),
+	}
+}
+
+// SVCBAlpn pair is used to list supported connection protocols.
+// Protocol ids can be found at:
+// https://www.iana.org/assignments/tls-extensiontype-values/tls-extensiontype-values.xhtml#alpn-protocol-ids
+// Basic use pattern for creating an alpn option:
+//
+//	o := new(dns.HTTPS)
+//	o.Hdr.Name = "."
+//	o.Hdr.Rrtype = dns.TypeHTTPS
+//	e := new(dns.SVCBAlpn)
+//	e.Alpn = []string{"h2", "http/1.1"}
+//	o.Value = append(o.Value, e)
+type SVCBAlpn struct {
+	Alpn []string
+}
+
+func (*SVCBAlpn) Key() SVCBKey     { return SVCB_ALPN }
+func (s *SVCBAlpn) String() string { return strings.Join(s.Alpn, ",") }
+
+// The spec requires the alpn keys including \ or , to be escaped.
+// In practice, no standard key including those exists.
+// Therefore those characters are not escaped.
+
+func (s *SVCBAlpn) pack() ([]byte, error) {
+	// Liberally estimate the size of an alpn as 10 octets
+	b := make([]byte, 0, 10*len(s.Alpn))
+	for _, e := range s.Alpn {
+		if len(e) == 0 {
+			return nil, errors.New("dns: svcbalpn: empty alpn-id")
+		}
+		if len(e) > 255 {
+			return nil, errors.New("dns: svcbalpn: alpn-id too long")
+		}
+		b = append(b, byte(len(e)))
+		b = append(b, e...)
+	}
+	return b, nil
+}
+
+func (s *SVCBAlpn) unpack(b []byte) error {
+	// Estimate the size of the smallest alpn as 4 bytes
+	alpn := make([]string, 0, len(b)/4)
+	for i := 0; i < len(b); {
+		length := int(b[i])
+		i++
+		if i+length > len(b) {
+			return errors.New("dns: svcbalpn: alpn array overflowing")
+		}
+		alpn = append(alpn, string(b[i:i+length]))
+		i += length
+	}
+	s.Alpn = alpn
+	return nil
+}
+
+func (s *SVCBAlpn) parse(b string) error {
+	s.Alpn = strings.Split(b, ",")
+	return nil
+}
+
+func (s *SVCBAlpn) len() int {
+	var l int
+	for _, e := range s.Alpn {
+		l += 1 + len(e)
+	}
+	return l
+}
+
+func (s *SVCBAlpn) copy() SVCBKeyValue {
+	return &SVCBAlpn{
+		append([]string(nil), s.Alpn...),
+	}
+}
+
+// SVCBNoDefaultAlpn pair signifies no support for default connection protocols.
+// Basic use pattern for creating a no-default-alpn option:
+//
+//	o := new(dns.SVCB)
+//	o.Hdr.Name = "."
+//	o.Hdr.Rrtype = dns.SVCB
+//	e := new(dns.SVCBNoDefaultAlpn)
+//	o.Value = append(o.Value, e)
+type SVCBNoDefaultAlpn struct {
+	// Empty
+}
+
+func (*SVCBNoDefaultAlpn) Key() SVCBKey          { return SVCB_NO_DEFAULT_ALPN }
+func (*SVCBNoDefaultAlpn) copy() SVCBKeyValue    { return &SVCBNoDefaultAlpn{} }
+func (*SVCBNoDefaultAlpn) pack() ([]byte, error) { return []byte{}, nil }
+func (*SVCBNoDefaultAlpn) String() string        { return "" }
+func (*SVCBNoDefaultAlpn) len() int              { return 0 }
+
+func (*SVCBNoDefaultAlpn) unpack(b []byte) error {
+	if len(b) != 0 {
+		return errors.New("dns: svcbnodefaultalpn: no_default_alpn must have no value")
+	}
+	return nil
+}
+
+func (*SVCBNoDefaultAlpn) parse(b string) error {
+	if len(b) != 0 {
+		return errors.New("dns: svcbnodefaultalpn: no_default_alpn must have no value")
+	}
+	return nil
+}
+
+// SVCBPort pair defines the port for connection.
+// Basic use pattern for creating a port option:
+//
+//	o := new(dns.SVCB)
+//	o.Hdr.Name = "."
+//	o.Hdr.Rrtype = dns.SVCB
+//	e := new(dns.SVCBPort)
+//	e.Port = 80
+//	o.Value = append(o.Value, e)
+type SVCBPort struct {
+	Port uint16
+}
+
+func (*SVCBPort) Key() SVCBKey         { return SVCB_PORT }
+func (*SVCBPort) len() int             { return 2 }
+func (s *SVCBPort) String() string     { return strconv.FormatUint(uint64(s.Port), 10) }
+func (s *SVCBPort) copy() SVCBKeyValue { return &SVCBPort{s.Port} }
+
+func (s *SVCBPort) unpack(b []byte) error {
+	if len(b) != 2 {
+		return errors.New("dns: svcbport: port length is not exactly 2 octets")
+	}
+	s.Port = binary.BigEndian.Uint16(b)
+	return nil
+}
+
+func (s *SVCBPort) pack() ([]byte, error) {
+	b := make([]byte, 2)
+	binary.BigEndian.PutUint16(b, s.Port)
+	return b, nil
+}
+
+func (s *SVCBPort) parse(b string) error {
+	port, err := strconv.ParseUint(b, 10, 16)
+	if err != nil {
+		return errors.New("dns: svcbport: port out of range")
+	}
+	s.Port = uint16(port)
+	return nil
+}
+
+// SVCBIPv4Hint pair suggests an IPv4 address which may be used to open connections
+// if A and AAAA record responses for SVCB's Target domain haven't been received.
+// In that case, optionally, A and AAAA requests can be made, after which the connection
+// to the hinted IP address may be terminated and a new connection may be opened.
+// Basic use pattern for creating an ipv4hint option:
+//
+//	o := new(dns.HTTPS)
+//	o.Hdr.Name = "."
+//	o.Hdr.Rrtype = dns.HTTPS
+//	e := new(dns.SVCBIPv4Hint)
+//	e.Hint = []net.IP{net.IPv4(1,1,1,1).To4()}
+//  // or
+//	e.Hint = []net.IP{net.ParseIP("1.1.1.1").To4()}
+//	o.Value = append(o.Value, e)
+type SVCBIPv4Hint struct {
+	Hint []net.IP
+}
+
+func (*SVCBIPv4Hint) Key() SVCBKey { return SVCB_IPV4HINT }
+func (s *SVCBIPv4Hint) len() int   { return 4 * len(s.Hint) }
+
+func (s *SVCBIPv4Hint) pack() ([]byte, error) {
+	b := make([]byte, 0, 4*len(s.Hint))
+	for _, e := range s.Hint {
+		x := e.To4()
+		if x == nil {
+			return nil, errors.New("dns: svcbipv4hint: expected ipv4, hint is ipv6")
+		}
+		b = append(b, x...)
+	}
+	return b, nil
+}
+
+func (s *SVCBIPv4Hint) unpack(b []byte) error {
+	if len(b) == 0 || len(b)%4 != 0 {
+		return errors.New("dns: svcbipv4hint: ipv4 address byte array length is not a multiple of 4")
+	}
+	x := make([]net.IP, 0, len(b)/4)
+	for i := 0; i < len(b); i += 4 {
+		x = append(x, net.IP(b[i:i+4]))
+	}
+	s.Hint = x
+	return nil
+}
+
+// String returns the string form of s, it returns "<nil>" if s is invalid.
+func (s *SVCBIPv4Hint) String() string {
+	str := make([]string, len(s.Hint))
+	for i, e := range s.Hint {
+		x := e.To4()
+		if x == nil {
+			return "<nil>"
+		}
+		str[i] = x.String()
+	}
+	return strings.Join(str, ",")
+}
+
+func (s *SVCBIPv4Hint) parse(b string) error {
+	if strings.Contains(b, ":") {
+		return errors.New("dns: svcbipv4hint: expected ipv4, got ipv6")
+	}
+	str := strings.Split(b, ",")
+	dst := make([]net.IP, len(str))
+	for i, e := range str {
+		ip := net.ParseIP(e).To4()
+		if ip == nil {
+			return errors.New("dns: svcbipv4hint: bad ip")
+		}
+		dst[i] = ip
+	}
+	s.Hint = dst
+	return nil
+}
+
+func (s *SVCBIPv4Hint) copy() SVCBKeyValue {
+	return &SVCBIPv4Hint{
+		append([]net.IP(nil), s.Hint...),
+	}
+}
+
+// SVCBECHConfig pair contains the ECHConfig structure defined in draft-ietf-tls-esni [RFC xxxx].
+// Basic use pattern for creating an echconfig option:
+//
+//	o := new(dns.HTTPS)
+//	o.Hdr.Name = "."
+//	o.Hdr.Rrtype = dns.HTTPS
+//	e := new(dns.SVCBECHConfig)
+//	e.ECH = "/wH...="
+//	o.Value = append(o.Value, e)
+type SVCBECHConfig struct {
+	ECH []byte
+}
+
+func (*SVCBECHConfig) Key() SVCBKey     { return SVCB_ECHCONFIG }
+func (s *SVCBECHConfig) String() string { return toBase64(s.ECH) }
+func (s *SVCBECHConfig) len() int       { return len(s.ECH) }
+
+func (s *SVCBECHConfig) pack() ([]byte, error) {
+	return append([]byte(nil), s.ECH...), nil
+}
+
+func (s *SVCBECHConfig) copy() SVCBKeyValue {
+	return &SVCBECHConfig{
+		append([]byte(nil), s.ECH...),
+	}
+}
+
+func (s *SVCBECHConfig) unpack(b []byte) error {
+	s.ECH = append([]byte(nil), b...)
+	return nil
+}
+func (s *SVCBECHConfig) parse(b string) error {
+	x, err := fromBase64([]byte(b))
+	if err != nil {
+		return errors.New("dns: svcbechconfig: bad base64 echconfig")
+	}
+	s.ECH = x
+	return nil
+}
+
+// SVCBIPv6Hint pair suggests an IPv6 address which may be used to open connections
+// if A and AAAA record responses for SVCB's Target domain haven't been received.
+// In that case, optionally, A and AAAA requests can be made, after which the
+// connection to the hinted IP address may be terminated and a new connection may be opened.
+// Basic use pattern for creating an ipv6hint option:
+//
+//	o := new(dns.HTTPS)
+//	o.Hdr.Name = "."
+//	o.Hdr.Rrtype = dns.HTTPS
+//	e := new(dns.SVCBIPv6Hint)
+//	e.Hint = []net.IP{net.ParseIP("2001:db8::1")}
+//	o.Value = append(o.Value, e)
+type SVCBIPv6Hint struct {
+	Hint []net.IP
+}
+
+func (*SVCBIPv6Hint) Key() SVCBKey { return SVCB_IPV6HINT }
+func (s *SVCBIPv6Hint) len() int   { return 16 * len(s.Hint) }
+
+func (s *SVCBIPv6Hint) pack() ([]byte, error) {
+	b := make([]byte, 0, 16*len(s.Hint))
+	for _, e := range s.Hint {
+		if len(e) != net.IPv6len || e.To4() != nil {
+			return nil, errors.New("dns: svcbipv6hint: expected ipv6, hint is ipv4")
+		}
+		b = append(b, e...)
+	}
+	return b, nil
+}
+
+func (s *SVCBIPv6Hint) unpack(b []byte) error {
+	if len(b) == 0 || len(b)%16 != 0 {
+		return errors.New("dns: svcbipv6hint: ipv6 address byte array length not a multiple of 16")
+	}
+	x := make([]net.IP, 0, len(b)/16)
+	for i := 0; i < len(b); i += 16 {
+		ip := net.IP(b[i : i+16])
+		if ip.To4() != nil {
+			return errors.New("dns: svcbipv6hint: expected ipv6, got ipv4")
+		}
+		x = append(x, ip)
+	}
+	s.Hint = x
+	return nil
+}
+
+// String returns the string form of s, it returns "<nil>" if s is invalid.
+func (s *SVCBIPv6Hint) String() string {
+	str := make([]string, len(s.Hint))
+	for i, e := range s.Hint {
+		if x := e.To4(); x != nil {
+			return "<nil>"
+		}
+		str[i] = e.String()
+	}
+	return strings.Join(str, ",")
+}
+
+func (s *SVCBIPv6Hint) parse(b string) error {
+	if strings.Contains(b, ".") {
+		return errors.New("dns: svcbipv6hint: expected ipv6, got ipv4")
+	}
+	str := strings.Split(b, ",")
+	dst := make([]net.IP, len(str))
+	for i, e := range str {
+		ip := net.ParseIP(e)
+		if ip == nil {
+			return errors.New("dns: svcbipv6hint: bad ip")
+		}
+		dst[i] = ip
+	}
+	s.Hint = dst
+	return nil
+}
+
+func (s *SVCBIPv6Hint) copy() SVCBKeyValue {
+	return &SVCBIPv6Hint{
+		append([]net.IP(nil), s.Hint...),
+	}
+}
+
+// SVCBLocal pair is intended for experimental/private use. The key is recommended
+// to be in the range [SVCB_PRIVATE_LOWER, SVCB_PRIVATE_UPPER].
+// Basic use pattern for creating a keyNNNNN option:
+//
+//	o := new(dns.HTTPS)
+//	o.Hdr.Name = "."
+//	o.Hdr.Rrtype = dns.HTTPS
+//	e := new(dns.SVCBLocal)
+//	e.KeyCode = 65400
+//	e.Data = []byte("abc")
+//	o.Value = append(o.Value, e)
+type SVCBLocal struct {
+	KeyCode SVCBKey // Never 65535 or any assigned keys
+	Data    []byte  // All byte sequences are allowed
+}
+
+func (s *SVCBLocal) Key() SVCBKey          { return s.KeyCode }
+func (s *SVCBLocal) pack() ([]byte, error) { return append([]byte(nil), s.Data...), nil }
+func (s *SVCBLocal) len() int              { return len(s.Data) }
+
+func (s *SVCBLocal) unpack(b []byte) error {
+	s.Data = append([]byte(nil), b...)
+	return nil
+}
+
+func (s *SVCBLocal) String() string {
+	var str strings.Builder
+	str.Grow(4 * len(s.Data))
+	for _, e := range s.Data {
+		if ' ' <= e && e <= '~' {
+			switch e {
+			case '"', ';', ' ', '\\':
+				str.WriteByte('\\')
+				str.WriteByte(e)
+			default:
+				str.WriteByte(e)
+			}
+		} else {
+			str.WriteString(escapeByte(e))
+		}
+	}
+	return str.String()
+}
+
+func (s *SVCBLocal) parse(b string) error {
+	data := make([]byte, 0, len(b))
+	for i := 0; i < len(b); {
+		if b[i] != '\\' {
+			data = append(data, b[i])
+			i++
+			continue
+		}
+		if i+1 == len(b) {
+			return errors.New("dns: svcblocal: svcb private/experimental key escape unterminated")
+		}
+		if isDigit(b[i+1]) {
+			if i+3 < len(b) && isDigit(b[i+2]) && isDigit(b[i+3]) {
+				a, err := strconv.ParseUint(b[i+1:i+4], 10, 8)
+				if err == nil {
+					i += 4
+					data = append(data, byte(a))
+					continue
+				}
+			}
+			return errors.New("dns: svcblocal: svcb private/experimental key bad escaped octet")
+		} else {
+			data = append(data, b[i+1])
+			i += 2
+		}
+	}
+	s.Data = data
+	return nil
+}
+
+func (s *SVCBLocal) copy() SVCBKeyValue {
+	return &SVCBLocal{s.KeyCode,
+		append([]byte(nil), s.Data...),
+	}
+}
+
+func (rr *SVCB) String() string {
+	s := rr.Hdr.String() +
+		strconv.Itoa(int(rr.Priority)) + " " +
+		sprintName(rr.Target)
+	for _, e := range rr.Value {
+		s += " " + e.Key().String() + "=\"" + e.String() + "\""
+	}
+	return s
+}
+
+// areSVCBPairArraysEqual checks if SVCBKeyValue arrays are equal after sorting their
+// copies. arrA and arrB have equal lengths, otherwise zduplicate.go wouldn't call this function.
+func areSVCBPairArraysEqual(a []SVCBKeyValue, b []SVCBKeyValue) bool {
+	a = append([]SVCBKeyValue(nil), a...)
+	b = append([]SVCBKeyValue(nil), b...)
+	sort.Slice(a, func(i, j int) bool { return a[i].Key() < a[j].Key() })
+	sort.Slice(b, func(i, j int) bool { return b[i].Key() < b[j].Key() })
+	for i, e := range a {
+		if e.Key() != b[i].Key() {
+			return false
+		}
+		b1, err1 := e.pack()
+		b2, err2 := b[i].pack()
+		if err1 != nil || err2 != nil || !bytes.Equal(b1, b2) {
+			return false
+		}
+	}
+	return true
+}

vendor/github.com/miekg/dns/types.go

@@ -81,6 +81,8 @@ const (
 	TypeCDNSKEY    uint16 = 60
 	TypeOPENPGPKEY uint16 = 61
 	TypeCSYNC      uint16 = 62
+	TypeSVCB       uint16 = 64
+	TypeHTTPS      uint16 = 65
 	TypeSPF        uint16 = 99
 	TypeUINFO      uint16 = 100
 	TypeUID        uint16 = 101

vendor/github.com/miekg/dns/version.go

@@ -3,7 +3,7 @@ package dns
 import "fmt"
 
 // Version is current version of this library.
-var Version = v{1, 1, 31}
+var Version = v{1, 1, 32}
 
 // v holds the version of this library.
 type v struct {

vendor/github.com/miekg/dns/zduplicate.go

@@ -402,6 +402,27 @@ func (r1 *HIP) isDuplicate(_r2 RR) bool {
 	return true
 }
 
+func (r1 *HTTPS) isDuplicate(_r2 RR) bool {
+	r2, ok := _r2.(*HTTPS)
+	if !ok {
+		return false
+	}
+	_ = r2
+	if r1.Priority != r2.Priority {
+		return false
+	}
+	if !isDuplicateName(r1.Target, r2.Target) {
+		return false
+	}
+	if len(r1.Value) != len(r2.Value) {
+		return false
+	}
+	if !areSVCBPairArraysEqual(r1.Value, r2.Value) {
+		return false
+	}
+	return true
+}
+
 func (r1 *KEY) isDuplicate(_r2 RR) bool {
 	r2, ok := _r2.(*KEY)
 	if !ok {
@@ -1076,6 +1097,27 @@ func (r1 *SSHFP) isDuplicate(_r2 RR) bool {
 	return true
 }
 
+func (r1 *SVCB) isDuplicate(_r2 RR) bool {
+	r2, ok := _r2.(*SVCB)
+	if !ok {
+		return false
+	}
+	_ = r2
+	if r1.Priority != r2.Priority {
+		return false
+	}
+	if !isDuplicateName(r1.Target, r2.Target) {
+		return false
+	}
+	if len(r1.Value) != len(r2.Value) {
+		return false
+	}
+	if !areSVCBPairArraysEqual(r1.Value, r2.Value) {
+		return false
+	}
+	return true
+}
+
 func (r1 *TA) isDuplicate(_r2 RR) bool {
 	r2, ok := _r2.(*TA)
 	if !ok {

vendor/github.com/miekg/dns/zmsg.go

@@ -316,6 +316,22 @@ func (rr *HIP) pack(msg []byte, off int, compression compressionMap, compress bo
 	return off, nil
 }
 
+func (rr *HTTPS) pack(msg []byte, off int, compression compressionMap, compress bool) (off1 int, err error) {
+	off, err = packUint16(rr.Priority, msg, off)
+	if err != nil {
+		return off, err
+	}
+	off, err = packDomainName(rr.Target, msg, off, compression, false)
+	if err != nil {
+		return off, err
+	}
+	off, err = packDataSVCB(rr.Value, msg, off)
+	if err != nil {
+		return off, err
+	}
+	return off, nil
+}
+
 func (rr *KEY) pack(msg []byte, off int, compression compressionMap, compress bool) (off1 int, err error) {
 	off, err = packUint16(rr.Flags, msg, off)
 	if err != nil {
@@ -906,6 +922,22 @@ func (rr *SSHFP) pack(msg []byte, off int, compression compressionMap, compress
 	return off, nil
 }
 
+func (rr *SVCB) pack(msg []byte, off int, compression compressionMap, compress bool) (off1 int, err error) {
+	off, err = packUint16(rr.Priority, msg, off)
+	if err != nil {
+		return off, err
+	}
+	off, err = packDomainName(rr.Target, msg, off, compression, false)
+	if err != nil {
+		return off, err
+	}
+	off, err = packDataSVCB(rr.Value, msg, off)
+	if err != nil {
+		return off, err
+	}
+	return off, nil
+}
+
 func (rr *TA) pack(msg []byte, off int, compression compressionMap, compress bool) (off1 int, err error) {
 	off, err = packUint16(rr.KeyTag, msg, off)
 	if err != nil {
@@ -1559,6 +1591,31 @@ func (rr *HIP) unpack(msg []byte, off int) (off1 int, err error) {
 	return off, nil
 }
 
+func (rr *HTTPS) unpack(msg []byte, off int) (off1 int, err error) {
+	rdStart := off
+	_ = rdStart
+
+	rr.Priority, off, err = unpackUint16(msg, off)
+	if err != nil {
+		return off, err
+	}
+	if off == len(msg) {
+		return off, nil
+	}
+	rr.Target, off, err = UnpackDomainName(msg, off)
+	if err != nil {
+		return off, err
+	}
+	if off == len(msg) {
+		return off, nil
+	}
+	rr.Value, off, err = unpackDataSVCB(msg, off)
+	if err != nil {
+		return off, err
+	}
+	return off, nil
+}
+
 func (rr *KEY) unpack(msg []byte, off int) (off1 int, err error) {
 	rdStart := off
 	_ = rdStart
@@ -2461,6 +2518,31 @@ func (rr *SSHFP) unpack(msg []byte, off int) (off1 int, err error) {
 	return off, nil
 }
 
+func (rr *SVCB) unpack(msg []byte, off int) (off1 int, err error) {
+	rdStart := off
+	_ = rdStart
+
+	rr.Priority, off, err = unpackUint16(msg, off)
+	if err != nil {
+		return off, err
+	}
+	if off == len(msg) {
+		return off, nil
+	}
+	rr.Target, off, err = UnpackDomainName(msg, off)
+	if err != nil {
+		return off, err
+	}
+	if off == len(msg) {
+		return off, nil
+	}
+	rr.Value, off, err = unpackDataSVCB(msg, off)
+	if err != nil {
+		return off, err
+	}
+	return off, nil
+}
+
 func (rr *TA) unpack(msg []byte, off int) (off1 int, err error) {
 	rdStart := off
 	_ = rdStart

vendor/github.com/miekg/dns/ztypes.go

@@ -33,6 +33,7 @@ var TypeToRR = map[uint16]func() RR{
 	TypeGPOS:       func() RR { return new(GPOS) },
 	TypeHINFO:      func() RR { return new(HINFO) },
 	TypeHIP:        func() RR { return new(HIP) },
+	TypeHTTPS:      func() RR { return new(HTTPS) },
 	TypeKEY:        func() RR { return new(KEY) },
 	TypeKX:         func() RR { return new(KX) },
 	TypeL32:        func() RR { return new(L32) },
@@ -70,6 +71,7 @@ var TypeToRR = map[uint16]func() RR{
 	TypeSPF:        func() RR { return new(SPF) },
 	TypeSRV:        func() RR { return new(SRV) },
 	TypeSSHFP:      func() RR { return new(SSHFP) },
+	TypeSVCB:       func() RR { return new(SVCB) },
 	TypeTA:         func() RR { return new(TA) },
 	TypeTALINK:     func() RR { return new(TALINK) },
 	TypeTKEY:       func() RR { return new(TKEY) },
@@ -110,6 +112,7 @@ var TypeToString = map[uint16]string{
 	TypeGPOS:       "GPOS",
 	TypeHINFO:      "HINFO",
 	TypeHIP:        "HIP",
+	TypeHTTPS:      "HTTPS",
 	TypeISDN:       "ISDN",
 	TypeIXFR:       "IXFR",
 	TypeKEY:        "KEY",
@@ -153,6 +156,7 @@ var TypeToString = map[uint16]string{
 	TypeSPF:        "SPF",
 	TypeSRV:        "SRV",
 	TypeSSHFP:      "SSHFP",
+	TypeSVCB:       "SVCB",
 	TypeTA:         "TA",
 	TypeTALINK:     "TALINK",
 	TypeTKEY:       "TKEY",
@@ -191,6 +195,7 @@ func (rr *GID) Header() *RR_Header        { return &rr.Hdr }
 func (rr *GPOS) Header() *RR_Header       { return &rr.Hdr }
 func (rr *HINFO) Header() *RR_Header      { return &rr.Hdr }
 func (rr *HIP) Header() *RR_Header        { return &rr.Hdr }
+func (rr *HTTPS) Header() *RR_Header      { return &rr.Hdr }
 func (rr *KEY) Header() *RR_Header        { return &rr.Hdr }
 func (rr *KX) Header() *RR_Header         { return &rr.Hdr }
 func (rr *L32) Header() *RR_Header        { return &rr.Hdr }
@@ -229,6 +234,7 @@ func (rr *SOA) Header() *RR_Header        { return &rr.Hdr }
 func (rr *SPF) Header() *RR_Header        { return &rr.Hdr }
 func (rr *SRV) Header() *RR_Header        { return &rr.Hdr }
 func (rr *SSHFP) Header() *RR_Header      { return &rr.Hdr }
+func (rr *SVCB) Header() *RR_Header       { return &rr.Hdr }
 func (rr *TA) Header() *RR_Header         { return &rr.Hdr }
 func (rr *TALINK) Header() *RR_Header     { return &rr.Hdr }
 func (rr *TKEY) Header() *RR_Header       { return &rr.Hdr }
@@ -592,6 +598,15 @@ func (rr *SSHFP) len(off int, compression map[string]struct{}) int {
 	l += len(rr.FingerPrint) / 2
 	return l
 }
+func (rr *SVCB) len(off int, compression map[string]struct{}) int {
+	l := rr.Hdr.len(off, compression)
+	l += 2 // Priority
+	l += domainNameLen(rr.Target, off+l, compression, false)
+	for _, x := range rr.Value {
+		l += 4 + int(x.len())
+	}
+	return l
+}
 func (rr *TA) len(off int, compression map[string]struct{}) int {
 	l := rr.Hdr.len(off, compression)
 	l += 2 // KeyTag
@@ -753,6 +768,9 @@ func (rr *HIP) copy() RR {
 	copy(RendezvousServers, rr.RendezvousServers)
 	return &HIP{rr.Hdr, rr.HitLength, rr.PublicKeyAlgorithm, rr.PublicKeyLength, rr.Hit, rr.PublicKey, RendezvousServers}
 }
+func (rr *HTTPS) copy() RR {
+	return &HTTPS{*rr.SVCB.copy().(*SVCB)}
+}
 func (rr *KEY) copy() RR {
 	return &KEY{*rr.DNSKEY.copy().(*DNSKEY)}
 }
@@ -879,6 +897,13 @@ func (rr *SRV) copy() RR {
 func (rr *SSHFP) copy() RR {
 	return &SSHFP{rr.Hdr, rr.Algorithm, rr.Type, rr.FingerPrint}
 }
+func (rr *SVCB) copy() RR {
+	Value := make([]SVCBKeyValue, len(rr.Value))
+	for i, e := range rr.Value {
+		Value[i] = e.copy()
+	}
+	return &SVCB{rr.Hdr, rr.Priority, rr.Target, Value}
+}
 func (rr *TA) copy() RR {
 	return &TA{rr.Hdr, rr.KeyTag, rr.Algorithm, rr.DigestType, rr.Digest}
 }

vendor/golang.org/x/net/http2/server.go

@@ -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) {

vendor/golang.org/x/net/internal/socket/cmsghdr_stub.go

@@ -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 }

vendor/golang.org/x/net/internal/socket/cmsghdr_unix.go

@@ -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)
+}

vendor/golang.org/x/net/internal/socket/socket.go

@@ -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

vendor/golang.org/x/net/internal/socket/sys.go

@@ -9,13 +9,8 @@ import (
 	"unsafe"
 )
 
-var (
+// NativeEndian is the machine native endian implementation of ByteOrder.
-	// NativeEndian is the machine native endian implementation of
+var NativeEndian binary.ByteOrder
-	// ByteOrder.
-	NativeEndian binary.ByteOrder
-
-	kernelAlign int
-)
 
 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)
 }

vendor/golang.org/x/net/internal/socket/sys_bsdvar.go

@@ -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))
-}

vendor/golang.org/x/net/internal/socket/sys_darwin.go

@@ -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 }

vendor/golang.org/x/net/internal/socket/sys_dragonfly.go

@@ -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
-}

vendor/golang.org/x/net/internal/socket/sys_go1_11_darwin.go

@@ -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)
-}

vendor/golang.org/x/net/internal/socket/sys_linux.go

@@ -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)

vendor/golang.org/x/net/internal/socket/sys_linux_386.go

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

vendor/golang.org/x/net/internal/socket/sys_linux_s390x.go

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

vendor/golang.org/x/net/internal/socket/sys_solaris.go

@@ -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"

vendor/golang.org/x/net/internal/socket/sys_stub.go

@@ -6,11 +6,7 @@
 
 package socket
 
-import (
+import "net"
-	"net"
-	"runtime"
-	"unsafe"
-)
 
 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
 }

vendor/golang.org/x/net/internal/socket/zsys_aix_ppc64.go

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

vendor/golang.org/x/net/internal/socket/zsys_darwin_386.go

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

vendor/golang.org/x/net/internal/socket/zsys_darwin_amd64.go

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

vendor/golang.org/x/net/internal/socket/zsys_darwin_arm.go

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

vendor/golang.org/x/net/internal/socket/zsys_darwin_arm64.go

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

vendor/golang.org/x/net/internal/socket/zsys_dragonfly_amd64.go

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

vendor/golang.org/x/net/internal/socket/zsys_freebsd_386.go

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

vendor/golang.org/x/net/internal/socket/zsys_freebsd_amd64.go

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

vendor/golang.org/x/net/internal/socket/zsys_freebsd_arm.go

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

vendor/golang.org/x/net/internal/socket/zsys_freebsd_arm64.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_386.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_amd64.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_arm.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_arm64.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_mips.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_mips64.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_mips64le.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_mipsle.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_ppc64.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_ppc64le.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_riscv64.go

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

vendor/golang.org/x/net/internal/socket/zsys_linux_s390x.go

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

vendor/golang.org/x/net/internal/socket/zsys_netbsd_386.go

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

vendor/golang.org/x/net/internal/socket/zsys_netbsd_amd64.go

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

vendor/golang.org/x/net/internal/socket/zsys_netbsd_arm.go

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

vendor/golang.org/x/net/internal/socket/zsys_netbsd_arm64.go

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

vendor/golang.org/x/net/internal/socket/zsys_openbsd_386.go

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

vendor/golang.org/x/net/internal/socket/zsys_openbsd_amd64.go

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

vendor/golang.org/x/net/internal/socket/zsys_openbsd_arm.go

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

vendor/golang.org/x/net/internal/socket/zsys_openbsd_arm64.go

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

vendor/golang.org/x/net/internal/socket/zsys_solaris_amd64.go

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

vendor/golang.org/x/net/ipv4/header.go

@@ -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":

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

@@ -29,26 +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
+	_                   CacheLinePad
-	HasAES       bool // AES hardware implementation (AES NI)
+	HasAES              bool // AES hardware implementation (AES NI)
-	HasADX       bool // Multi-precision add-carry instruction extensions
+	HasADX              bool // Multi-precision add-carry instruction extensions
-	HasAVX       bool // Advanced vector extension
+	HasAVX              bool // Advanced vector extension
-	HasAVX2      bool // Advanced vector extension 2
+	HasAVX2             bool // Advanced vector extension 2
-	HasBMI1      bool // Bit manipulation instruction set 1
+	HasAVX512           bool // Advanced vector extension 512
-	HasBMI2      bool // Bit manipulation instruction set 2
+	HasAVX512F          bool // Advanced vector extension 512 Foundation Instructions
-	HasERMS      bool // Enhanced REP for MOVSB and STOSB
+	HasAVX512CD         bool // Advanced vector extension 512 Conflict Detection Instructions
-	HasFMA       bool // Fused-multiply-add instructions
+	HasAVX512ER         bool // Advanced vector extension 512 Exponential and Reciprocal Instructions
-	HasOSXSAVE   bool // OS supports XSAVE/XRESTOR for saving/restoring XMM registers.
+	HasAVX512PF         bool // Advanced vector extension 512 Prefetch Instructions Instructions
-	HasPCLMULQDQ bool // PCLMULQDQ instruction - most often used for AES-GCM
+	HasAVX512VL         bool // Advanced vector extension 512 Vector Length Extensions
-	HasPOPCNT    bool // Hamming weight instruction POPCNT.
+	HasAVX512BW         bool // Advanced vector extension 512 Byte and Word Instructions
-	HasRDRAND    bool // RDRAND instruction (on-chip random number generator)
+	HasAVX512DQ         bool // Advanced vector extension 512 Doubleword and Quadword Instructions
-	HasRDSEED    bool // RDSEED instruction (on-chip random number generator)
+	HasAVX512IFMA       bool // Advanced vector extension 512 Integer Fused Multiply Add
-	HasSSE2      bool // Streaming SIMD extension 2 (always available on amd64)
+	HasAVX512VBMI       bool // Advanced vector extension 512 Vector Byte Manipulation Instructions
-	HasSSE3      bool // Streaming SIMD extension 3
+	HasAVX5124VNNIW     bool // Advanced vector extension 512 Vector Neural Network Instructions Word variable precision
-	HasSSSE3     bool // Supplemental streaming SIMD extension 3
+	HasAVX5124FMAPS     bool // Advanced vector extension 512 Fused Multiply Accumulation Packed Single precision
-	HasSSE41     bool // Streaming SIMD extension 4 and 4.1
+	HasAVX512VPOPCNTDQ  bool // Advanced vector extension 512 Double and quad word population count instructions
-	HasSSE42     bool // Streaming SIMD extension 4 and 4.2
+	HasAVX512VPCLMULQDQ bool // Advanced vector extension 512 Vector carry-less multiply operations
-	_            CacheLinePad
+	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

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

@@ -39,7 +39,7 @@ func initOptions() {
 
 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:

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

@@ -16,6 +16,26 @@ func initOptions() {
 		{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},
@@ -59,12 +79,15 @@ func archInit() {
 	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
@@ -73,7 +96,7 @@ func archInit() {
 		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)
@@ -81,6 +104,30 @@ func archInit() {
 	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 {

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

@@ -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) {

vendor/golang.org/x/sys/unix/gccgo_c.c

@@ -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)
 {

vendor/golang.org/x/sys/unix/mkerrors.sh

@@ -94,6 +94,7 @@ includes_DragonFly='
 #include <sys/ioctl.h>
 #include <net/bpf.h>
 #include <net/if.h>
+#include <net/if_clone.h>
 #include <net/if_types.h>
 #include <net/route.h>
 #include <netinet/in.h>
@@ -517,6 +518,7 @@ ccflags="$@"
 		$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|[GS]ETFLAGS)/ ||
 		$2 ~ /^FS_VERITY_/ ||
@@ -526,7 +528,7 @@ ccflags="$@"
 		$2 ~ /^RND/ ||
 		$2 ~ /^KEY_(SPEC|REQKEY_DEFL)_/ ||
 		$2 ~ /^KEYCTL_/ ||
-		$2 ~ /^PERF_EVENT_IOC_/ ||
+		$2 ~ /^PERF_/ ||
 		$2 ~ /^SECCOMP_MODE_/ ||
 		$2 ~ /^SPLICE_/ ||
 		$2 ~ /^SYNC_FILE_RANGE_/ ||
@@ -545,7 +547,7 @@ ccflags="$@"
 		$2 ~ /^XATTR_(CREATE|REPLACE|NO(DEFAULT|FOLLOW|SECURITY)|SHOWCOMPRESSION)/ ||
 		$2 ~ /^ATTR_(BIT_MAP_COUNT|(CMN|VOL|FILE)_)/ ||
 		$2 ~ /^FSOPT_/ ||
-		$2 ~ /^WDIOC_/ ||
+		$2 ~ /^WDIO[CFS]_/ ||
 		$2 ~ /^NFN/ ||
 		$2 ~ /^XDP_/ ||
 		$2 ~ /^RWF_/ ||

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

@@ -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)

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

@@ -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

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

@@ -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
@@ -97,11 +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
@@ -112,54 +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) {
@@ -419,6 +347,7 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //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)

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

@@ -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

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

@@ -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

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

@@ -56,7 +56,7 @@ func Pwritev(fd int, iovs [][]byte, off int64) (n int, err error) {
 	return n, err
 }
 
-//sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
+//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

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

@@ -106,12 +106,53 @@ func IoctlGetRTCTime(fd int) (*RTCTime, error) {
 	return &value, err
 }
 
+// IoctlGetWatchdogInfo fetches information about a watchdog device from the
+// Linux watchdog API. For more information, see:
+// https://www.kernel.org/doc/html/latest/watchdog/watchdog-api.html.
+func IoctlGetWatchdogInfo(fd int) (*WatchdogInfo, error) {
+	var value WatchdogInfo
+	err := ioctl(fd, WDIOC_GETSUPPORT, uintptr(unsafe.Pointer(&value)))
+	return &value, err
+}
+
 func IoctlGetRTCWkAlrm(fd int) (*RTCWkAlrm, error) {
 	var value RTCWkAlrm
 	err := ioctl(fd, RTC_WKALM_RD, uintptr(unsafe.Pointer(&value)))
 	return &value, err
 }
 
+// IoctlFileCloneRange 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))
+}
+
+// IoctlFileDedupeRange 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
+}
+
+// IoctlWatchdogKeepalive issues a keepalive ioctl to a watchdog device. For
+// more information, see:
+// https://www.kernel.org/doc/html/latest/watchdog/watchdog-api.html.
+func IoctlWatchdogKeepalive(fd int) error {
+	return ioctl(fd, WDIOC_KEEPALIVE, 0)
+}
+
 //sys	Linkat(olddirfd int, oldpath string, newdirfd int, newpath string, flags int) (err error)
 
 func Link(oldpath string, newpath string) (err error) {

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

@@ -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

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

@@ -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))

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

@@ -13,6 +13,7 @@
 package unix
 
 import (
+	"runtime"
 	"syscall"
 	"unsafe"
 )
@@ -553,8 +554,10 @@ func Minor(dev uint64) uint32 {
 
 //sys	ioctl(fd int, req uint, arg uintptr) (err error)
 
-func IoctlSetTermio(fd int, req uint, value *Termio) (err error) {
+func IoctlSetTermio(fd int, req uint, value *Termio) error {
-	return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
+	err := ioctl(fd, req, uintptr(unsafe.Pointer(value)))
+	runtime.KeepAlive(value)
+	return err
 }
 
 func IoctlGetTermio(fd int, req uint) (*Termio, error) {

vendor/golang.org/x/sys/unix/zerrors_dragonfly_amd64.go

@@ -62,6 +62,7 @@ const (
 	B28800                            = 0x7080
 	B300                              = 0x12c
 	B38400                            = 0x9600
+	B460800                           = 0x70800
 	B4800                             = 0x12c0
 	B50                               = 0x32
 	B57600                            = 0xe100
@@ -69,12 +70,15 @@ const (
 	B7200                             = 0x1c20
 	B75                               = 0x4b
 	B76800                            = 0x12c00
+	B921600                           = 0xe1000
 	B9600                             = 0x2580
+	BIOCFEEDBACK                      = 0x8004427d
 	BIOCFLUSH                         = 0x20004268
 	BIOCGBLEN                         = 0x40044266
 	BIOCGDLT                          = 0x4004426a
 	BIOCGDLTLIST                      = 0xc0104279
 	BIOCGETIF                         = 0x4020426b
+	BIOCGFEEDBACK                     = 0x4004427c
 	BIOCGHDRCMPLT                     = 0x40044274
 	BIOCGRSIG                         = 0x40044272
 	BIOCGRTIMEOUT                     = 0x4010426e
@@ -88,6 +92,7 @@ const (
 	BIOCSETF                          = 0x80104267
 	BIOCSETIF                         = 0x8020426c
 	BIOCSETWF                         = 0x8010427b
+	BIOCSFEEDBACK                     = 0x8004427d
 	BIOCSHDRCMPLT                     = 0x80044275
 	BIOCSRSIG                         = 0x80044273
 	BIOCSRTIMEOUT                     = 0x8010426d
@@ -125,6 +130,7 @@ const (
 	BPF_MINBUFSIZE                    = 0x20
 	BPF_MINOR_VERSION                 = 0x1
 	BPF_MISC                          = 0x7
+	BPF_MOD                           = 0x90
 	BPF_MSH                           = 0xa0
 	BPF_MUL                           = 0x20
 	BPF_NEG                           = 0x80
@@ -139,6 +145,7 @@ const (
 	BPF_TXA                           = 0x80
 	BPF_W                             = 0x0
 	BPF_X                             = 0x8
+	BPF_XOR                           = 0xa0
 	BRKINT                            = 0x2
 	CFLUSH                            = 0xf
 	CLOCAL                            = 0x8000
@@ -156,6 +163,12 @@ const (
 	CLOCK_UPTIME_FAST                 = 0x8
 	CLOCK_UPTIME_PRECISE              = 0x7
 	CLOCK_VIRTUAL                     = 0x1
+	CPUSTATES                         = 0x5
+	CP_IDLE                           = 0x4
+	CP_INTR                           = 0x3
+	CP_NICE                           = 0x1
+	CP_SYS                            = 0x2
+	CP_USER                           = 0x0
 	CREAD                             = 0x800
 	CRTSCTS                           = 0x30000
 	CS5                               = 0x0
@@ -175,6 +188,7 @@ const (
 	DLT_A429                          = 0xb8
 	DLT_A653_ICM                      = 0xb9
 	DLT_AIRONET_HEADER                = 0x78
+	DLT_AOS                           = 0xde
 	DLT_APPLE_IP_OVER_IEEE1394        = 0x8a
 	DLT_ARCNET                        = 0x7
 	DLT_ARCNET_LINUX                  = 0x81
@@ -184,22 +198,33 @@ const (
 	DLT_AX25                          = 0x3
 	DLT_AX25_KISS                     = 0xca
 	DLT_BACNET_MS_TP                  = 0xa5
+	DLT_BLUETOOTH_BREDR_BB            = 0xff
 	DLT_BLUETOOTH_HCI_H4              = 0xbb
 	DLT_BLUETOOTH_HCI_H4_WITH_PHDR    = 0xc9
+	DLT_BLUETOOTH_LE_LL               = 0xfb
+	DLT_BLUETOOTH_LE_LL_WITH_PHDR     = 0x100
+	DLT_BLUETOOTH_LINUX_MONITOR       = 0xfe
 	DLT_CAN20B                        = 0xbe
+	DLT_CAN_SOCKETCAN                 = 0xe3
 	DLT_CHAOS                         = 0x5
 	DLT_CHDLC                         = 0x68
 	DLT_CISCO_IOS                     = 0x76
 	DLT_C_HDLC                        = 0x68
 	DLT_C_HDLC_WITH_DIR               = 0xcd
+	DLT_DBUS                          = 0xe7
+	DLT_DECT                          = 0xdd
 	DLT_DOCSIS                        = 0x8f
+	DLT_DVB_CI                        = 0xeb
 	DLT_ECONET                        = 0x73
 	DLT_EN10MB                        = 0x1
 	DLT_EN3MB                         = 0x2
 	DLT_ENC                           = 0x6d
+	DLT_EPON                          = 0x103
 	DLT_ERF                           = 0xc5
 	DLT_ERF_ETH                       = 0xaf
 	DLT_ERF_POS                       = 0xb0
+	DLT_FC_2                          = 0xe0
+	DLT_FC_2_WITH_FRAME_DELIMS        = 0xe1
 	DLT_FDDI                          = 0xa
 	DLT_FLEXRAY                       = 0xd2
 	DLT_FRELAY                        = 0x6b
@@ -209,6 +234,8 @@ const (
 	DLT_GPF_F                         = 0xab
 	DLT_GPF_T                         = 0xaa
 	DLT_GPRS_LLC                      = 0xa9
+	DLT_GSMTAP_ABIS                   = 0xda
+	DLT_GSMTAP_UM                     = 0xd9
 	DLT_HHDLC                         = 0x79
 	DLT_IBM_SN                        = 0x92
 	DLT_IBM_SP                        = 0x91
@@ -218,18 +245,28 @@ const (
 	DLT_IEEE802_11_RADIO_AVS          = 0xa3
 	DLT_IEEE802_15_4                  = 0xc3
 	DLT_IEEE802_15_4_LINUX            = 0xbf
+	DLT_IEEE802_15_4_NOFCS            = 0xe6
 	DLT_IEEE802_15_4_NONASK_PHY       = 0xd7
 	DLT_IEEE802_16_MAC_CPS            = 0xbc
 	DLT_IEEE802_16_MAC_CPS_RADIO      = 0xc1
+	DLT_INFINIBAND                    = 0xf7
 	DLT_IPFILTER                      = 0x74
 	DLT_IPMB                          = 0xc7
 	DLT_IPMB_LINUX                    = 0xd1
+	DLT_IPMI_HPM_2                    = 0x104
+	DLT_IPNET                         = 0xe2
+	DLT_IPOIB                         = 0xf2
+	DLT_IPV4                          = 0xe4
+	DLT_IPV6                          = 0xe5
 	DLT_IP_OVER_FC                    = 0x7a
+	DLT_ISO_14443                     = 0x108
 	DLT_JUNIPER_ATM1                  = 0x89
 	DLT_JUNIPER_ATM2                  = 0x87
+	DLT_JUNIPER_ATM_CEMIC             = 0xee
 	DLT_JUNIPER_CHDLC                 = 0xb5
 	DLT_JUNIPER_ES                    = 0x84
 	DLT_JUNIPER_ETHER                 = 0xb2
+	DLT_JUNIPER_FIBRECHANNEL          = 0xea
 	DLT_JUNIPER_FRELAY                = 0xb4
 	DLT_JUNIPER_GGSN                  = 0x85
 	DLT_JUNIPER_ISM                   = 0xc2
@@ -242,25 +279,40 @@ const (
 	DLT_JUNIPER_PPPOE                 = 0xa7
 	DLT_JUNIPER_PPPOE_ATM             = 0xa8
 	DLT_JUNIPER_SERVICES              = 0x88
+	DLT_JUNIPER_SRX_E2E               = 0xe9
 	DLT_JUNIPER_ST                    = 0xc8
 	DLT_JUNIPER_VP                    = 0xb7
+	DLT_JUNIPER_VS                    = 0xe8
 	DLT_LAPB_WITH_DIR                 = 0xcf
 	DLT_LAPD                          = 0xcb
 	DLT_LIN                           = 0xd4
+	DLT_LINUX_EVDEV                   = 0xd8
 	DLT_LINUX_IRDA                    = 0x90
 	DLT_LINUX_LAPD                    = 0xb1
 	DLT_LINUX_SLL                     = 0x71
 	DLT_LOOP                          = 0x6c
 	DLT_LTALK                         = 0x72
+	DLT_MATCHING_MAX                  = 0x109
+	DLT_MATCHING_MIN                  = 0x68
 	DLT_MFR                           = 0xb6
 	DLT_MOST                          = 0xd3
+	DLT_MPEG_2_TS                     = 0xf3
+	DLT_MPLS                          = 0xdb
 	DLT_MTP2                          = 0x8c
 	DLT_MTP2_WITH_PHDR                = 0x8b
 	DLT_MTP3                          = 0x8d
+	DLT_MUX27010                      = 0xec
+	DLT_NETANALYZER                   = 0xf0
+	DLT_NETANALYZER_TRANSPARENT       = 0xf1
+	DLT_NETLINK                       = 0xfd
+	DLT_NFC_LLCP                      = 0xf5
+	DLT_NFLOG                         = 0xef
+	DLT_NG40                          = 0xf4
 	DLT_NULL                          = 0x0
 	DLT_PCI_EXP                       = 0x7d
 	DLT_PFLOG                         = 0x75
 	DLT_PFSYNC                        = 0x12
+	DLT_PKTAP                         = 0x102
 	DLT_PPI                           = 0xc0
 	DLT_PPP                           = 0x9
 	DLT_PPP_BSDOS                     = 0x10
@@ -269,22 +321,51 @@ const (
 	DLT_PPP_SERIAL                    = 0x32
 	DLT_PPP_WITH_DIR                  = 0xcc
 	DLT_PRISM_HEADER                  = 0x77
+	DLT_PROFIBUS_DL                   = 0x101
 	DLT_PRONET                        = 0x4
 	DLT_RAIF1                         = 0xc6
 	DLT_RAW                           = 0xc
+	DLT_RDS                           = 0x109
 	DLT_REDBACK_SMARTEDGE             = 0x20
 	DLT_RIO                           = 0x7c
+	DLT_RTAC_SERIAL                   = 0xfa
 	DLT_SCCP                          = 0x8e
+	DLT_SCTP                          = 0xf8
 	DLT_SITA                          = 0xc4
 	DLT_SLIP                          = 0x8
 	DLT_SLIP_BSDOS                    = 0xf
+	DLT_STANAG_5066_D_PDU             = 0xed
 	DLT_SUNATM                        = 0x7b
 	DLT_SYMANTEC_FIREWALL             = 0x63
 	DLT_TZSP                          = 0x80
 	DLT_USB                           = 0xba
+	DLT_USBPCAP                       = 0xf9
+	DLT_USB_FREEBSD                   = 0xba
 	DLT_USB_LINUX                     = 0xbd
+	DLT_USB_LINUX_MMAPPED             = 0xdc
+	DLT_USER0                         = 0x93
+	DLT_USER1                         = 0x94
+	DLT_USER10                        = 0x9d
+	DLT_USER11                        = 0x9e
+	DLT_USER12                        = 0x9f
+	DLT_USER13                        = 0xa0
+	DLT_USER14                        = 0xa1
+	DLT_USER15                        = 0xa2
+	DLT_USER2                         = 0x95
+	DLT_USER3                         = 0x96
+	DLT_USER4                         = 0x97
+	DLT_USER5                         = 0x98
+	DLT_USER6                         = 0x99
+	DLT_USER7                         = 0x9a
+	DLT_USER8                         = 0x9b
+	DLT_USER9                         = 0x9c
+	DLT_WATTSTOPPER_DLM               = 0x107
+	DLT_WIHART                        = 0xdf
+	DLT_WIRESHARK_UPPER_PDU           = 0xfc
 	DLT_X2E_SERIAL                    = 0xd5
 	DLT_X2E_XORAYA                    = 0xd6
+	DLT_ZWAVE_R1_R2                   = 0x105
+	DLT_ZWAVE_R3                      = 0x106
 	DT_BLK                            = 0x6
 	DT_CHR                            = 0x2
 	DT_DBF                            = 0xf
@@ -323,10 +404,11 @@ const (
 	EV_EOF                            = 0x8000
 	EV_ERROR                          = 0x4000
 	EV_FLAG1                          = 0x2000
+	EV_HUP                            = 0x800
 	EV_NODATA                         = 0x1000
 	EV_ONESHOT                        = 0x10
 	EV_RECEIPT                        = 0x40
-	EV_SYSFLAGS                       = 0xf000
+	EV_SYSFLAGS                       = 0xf800
 	EXTA                              = 0x4b00
 	EXTB                              = 0x9600
 	EXTEXIT_LWP                       = 0x10000
@@ -365,8 +447,9 @@ const (
 	IFF_ALLMULTI                      = 0x200
 	IFF_ALTPHYS                       = 0x4000
 	IFF_BROADCAST                     = 0x2
-	IFF_CANTCHANGE                    = 0x118e72
+	IFF_CANTCHANGE                    = 0x318e72
 	IFF_DEBUG                         = 0x4
+	IFF_IDIRECT                       = 0x200000
 	IFF_LINK0                         = 0x1000
 	IFF_LINK1                         = 0x2000
 	IFF_LINK2                         = 0x4000
@@ -441,7 +524,6 @@ const (
 	IFT_EPLRS                         = 0x57
 	IFT_ESCON                         = 0x49
 	IFT_ETHER                         = 0x6
-	IFT_FAITH                         = 0xf2
 	IFT_FAST                          = 0x7d
 	IFT_FASTETHER                     = 0x3e
 	IFT_FASTETHERFX                   = 0x45
@@ -614,6 +696,7 @@ const (
 	IN_CLASSD_NET                     = 0xf0000000
 	IN_CLASSD_NSHIFT                  = 0x1c
 	IN_LOOPBACKNET                    = 0x7f
+	IN_RFC3021_MASK                   = 0xfffffffe
 	IPPROTO_3PC                       = 0x22
 	IPPROTO_ADFS                      = 0x44
 	IPPROTO_AH                        = 0x33
@@ -735,7 +818,6 @@ const (
 	IPV6_DEFHLIM                      = 0x40
 	IPV6_DONTFRAG                     = 0x3e
 	IPV6_DSTOPTS                      = 0x32
-	IPV6_FAITH                        = 0x1d
 	IPV6_FLOWINFO_MASK                = 0xffffff0f
 	IPV6_FLOWLABEL_MASK               = 0xffff0f00
 	IPV6_FRAGTTL                      = 0x78
@@ -747,7 +829,6 @@ const (
 	IPV6_HLIMDEC                      = 0x1
 	IPV6_HOPLIMIT                     = 0x2f
 	IPV6_HOPOPTS                      = 0x31
-	IPV6_IPSEC_POLICY                 = 0x1c
 	IPV6_JOIN_GROUP                   = 0xc
 	IPV6_LEAVE_GROUP                  = 0xd
 	IPV6_MAXHLIM                      = 0xff
@@ -795,16 +876,22 @@ const (
 	IP_DUMMYNET_DEL                   = 0x3d
 	IP_DUMMYNET_FLUSH                 = 0x3e
 	IP_DUMMYNET_GET                   = 0x40
-	IP_FAITH                          = 0x16
 	IP_FW_ADD                         = 0x32
 	IP_FW_DEL                         = 0x33
 	IP_FW_FLUSH                       = 0x34
 	IP_FW_GET                         = 0x36
 	IP_FW_RESETLOG                    = 0x37
+	IP_FW_TBL_ADD                     = 0x2a
+	IP_FW_TBL_CREATE                  = 0x28
+	IP_FW_TBL_DEL                     = 0x2b
+	IP_FW_TBL_DESTROY                 = 0x29
+	IP_FW_TBL_EXPIRE                  = 0x2f
+	IP_FW_TBL_FLUSH                   = 0x2c
+	IP_FW_TBL_GET                     = 0x2d
+	IP_FW_TBL_ZERO                    = 0x2e
 	IP_FW_X                           = 0x31
 	IP_FW_ZERO                        = 0x35
 	IP_HDRINCL                        = 0x2
-	IP_IPSEC_POLICY                   = 0x15
 	IP_MAXPACKET                      = 0xffff
 	IP_MAX_MEMBERSHIPS                = 0x14
 	IP_MF                             = 0x2000
@@ -1080,12 +1167,10 @@ const (
 	RTM_MISS                          = 0x7
 	RTM_NEWADDR                       = 0xc
 	RTM_NEWMADDR                      = 0xf
-	RTM_OLDADD                        = 0x9
-	RTM_OLDDEL                        = 0xa
 	RTM_REDIRECT                      = 0x6
 	RTM_RESOLVE                       = 0xb
 	RTM_RTTUNIT                       = 0xf4240
-	RTM_VERSION                       = 0x6
+	RTM_VERSION                       = 0x7
 	RTV_EXPIRE                        = 0x4
 	RTV_HOPCOUNT                      = 0x2
 	RTV_IWCAPSEGS                     = 0x400
@@ -1106,13 +1191,13 @@ const (
 	SHUT_RDWR                         = 0x2
 	SHUT_WR                           = 0x1
 	SIOCADDMULTI                      = 0x80206931
-	SIOCADDRT                         = 0x8040720a
 	SIOCAIFADDR                       = 0x8040691a
+	SIOCAIFGROUP                      = 0x80286987
 	SIOCALIFADDR                      = 0x8118691b
 	SIOCATMARK                        = 0x40047307
 	SIOCDELMULTI                      = 0x80206932
-	SIOCDELRT                         = 0x8040720b
 	SIOCDIFADDR                       = 0x80206919
+	SIOCDIFGROUP                      = 0x80286989
 	SIOCDIFPHYADDR                    = 0x80206949
 	SIOCDLIFADDR                      = 0x8118691d
 	SIOCGDRVSPEC                      = 0xc028697b
@@ -1120,6 +1205,7 @@ const (
 	SIOCGETVIFCNT                     = 0xc028720f
 	SIOCGHIWAT                        = 0x40047301
 	SIOCGIFADDR                       = 0xc0206921
+	SIOCGIFALIAS                      = 0xc0406929
 	SIOCGIFBRDADDR                    = 0xc0206923
 	SIOCGIFCAP                        = 0xc020691f
 	SIOCGIFCONF                       = 0xc0106924
@@ -1128,6 +1214,7 @@ const (
 	SIOCGIFFLAGS                      = 0xc0206911
 	SIOCGIFGENERIC                    = 0xc020693a
 	SIOCGIFGMEMB                      = 0xc028698a
+	SIOCGIFGROUP                      = 0xc0286988
 	SIOCGIFINDEX                      = 0xc0206920
 	SIOCGIFMEDIA                      = 0xc0306938
 	SIOCGIFMETRIC                     = 0xc0206917
@@ -1194,6 +1281,7 @@ const (
 	SO_RCVBUF                         = 0x1002
 	SO_RCVLOWAT                       = 0x1004
 	SO_RCVTIMEO                       = 0x1006
+	SO_RERROR                         = 0x2000
 	SO_REUSEADDR                      = 0x4
 	SO_REUSEPORT                      = 0x200
 	SO_SNDBUF                         = 0x1001
@@ -1233,6 +1321,9 @@ const (
 	S_IXGRP                           = 0x8
 	S_IXOTH                           = 0x1
 	S_IXUSR                           = 0x40
+	TAB0                              = 0x0
+	TAB3                              = 0x4
+	TABDLY                            = 0x4
 	TCIFLUSH                          = 0x1
 	TCIOFF                            = 0x3
 	TCIOFLUSH                         = 0x3
@@ -1259,6 +1350,8 @@ const (
 	TCP_NOPUSH                        = 0x4
 	TCP_SIGNATURE_ENABLE              = 0x10
 	TCSAFLUSH                         = 0x2
+	TIMER_ABSTIME                     = 0x1
+	TIMER_RELTIME                     = 0x0
 	TIOCCBRK                          = 0x2000747a
 	TIOCCDTR                          = 0x20007478
 	TIOCCONS                          = 0x80047462
@@ -1272,7 +1365,6 @@ const (
 	TIOCGETD                          = 0x4004741a
 	TIOCGPGRP                         = 0x40047477
 	TIOCGSID                          = 0x40047463
-	TIOCGSIZE                         = 0x40087468
 	TIOCGWINSZ                        = 0x40087468
 	TIOCISPTMASTER                    = 0x20007455
 	TIOCMBIC                          = 0x8004746b
@@ -1317,7 +1409,6 @@ const (
 	TIOCSETD                          = 0x8004741b
 	TIOCSIG                           = 0x2000745f
 	TIOCSPGRP                         = 0x80047476
-	TIOCSSIZE                         = 0x80087467
 	TIOCSTART                         = 0x2000746e
 	TIOCSTAT                          = 0x20007465
 	TIOCSTI                           = 0x80017472
@@ -1326,6 +1417,8 @@ const (
 	TIOCTIMESTAMP                     = 0x40107459
 	TIOCUCNTL                         = 0x80047466
 	TOSTOP                            = 0x400000
+	UTIME_NOW                         = -0x1
+	UTIME_OMIT                        = -0x2
 	VCHECKPT                          = 0x13
 	VDISCARD                          = 0xf
 	VDSUSP                            = 0xb
@@ -1350,9 +1443,12 @@ const (
 	VWERASE                           = 0x4
 	WCONTINUED                        = 0x4
 	WCOREFLAG                         = 0x80
+	WEXITED                           = 0x10
 	WLINUXCLONE                       = 0x80000000
 	WNOHANG                           = 0x1
-	WSTOPPED                          = 0x7f
+	WNOWAIT                           = 0x8
+	WSTOPPED                          = 0x2
+	WTRAPPED                          = 0x20
 	WUNTRACED                         = 0x2
 )
 
@@ -1452,11 +1548,6 @@ const (
 	ETIMEDOUT       = syscall.Errno(0x3c)
 	ETOOMANYREFS    = syscall.Errno(0x3b)
 	ETXTBSY         = syscall.Errno(0x1a)
-	EUNUSED94       = syscall.Errno(0x5e)
-	EUNUSED95       = syscall.Errno(0x5f)
-	EUNUSED96       = syscall.Errno(0x60)
-	EUNUSED97       = syscall.Errno(0x61)
-	EUNUSED98       = syscall.Errno(0x62)
 	EUSERS          = syscall.Errno(0x44)
 	EWOULDBLOCK     = syscall.Errno(0x23)
 	EXDEV           = syscall.Errno(0x12)
@@ -1600,12 +1691,7 @@ var errorList = [...]struct {
 	{91, "ENOLINK", "link has been severed"},
 	{92, "EPROTO", "protocol error"},
 	{93, "ENOMEDIUM", "no medium found"},
-	{94, "EUNUSED94", "unknown error: 94"},
+	{99, "EASYNC", "unknown error: 99"},
-	{95, "EUNUSED95", "unknown error: 95"},
-	{96, "EUNUSED96", "unknown error: 96"},
-	{97, "EUNUSED97", "unknown error: 97"},
-	{98, "EUNUSED98", "unknown error: 98"},
-	{99, "ELAST", "unknown error: 99"},
 }
 
 // Signal table

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

@@ -686,6 +686,7 @@ const (
 	FD_CLOEXEC                                  = 0x1
 	FD_SETSIZE                                  = 0x400
 	FF0                                         = 0x0
+	FIDEDUPERANGE                               = 0xc0189436
 	FSCRYPT_KEY_DESCRIPTOR_SIZE                 = 0x8
 	FSCRYPT_KEY_DESC_PREFIX                     = "fscrypt:"
 	FSCRYPT_KEY_DESC_PREFIX_SIZE                = 0x8
@@ -1507,6 +1508,92 @@ const (
 	PARITY_DEFAULT                              = 0x0
 	PARITY_NONE                                 = 0x1
 	PARMRK                                      = 0x8
+	PERF_ATTR_SIZE_VER0                         = 0x40
+	PERF_ATTR_SIZE_VER1                         = 0x48
+	PERF_ATTR_SIZE_VER2                         = 0x50
+	PERF_ATTR_SIZE_VER3                         = 0x60
+	PERF_ATTR_SIZE_VER4                         = 0x68
+	PERF_ATTR_SIZE_VER5                         = 0x70
+	PERF_ATTR_SIZE_VER6                         = 0x78
+	PERF_AUX_FLAG_COLLISION                     = 0x8
+	PERF_AUX_FLAG_OVERWRITE                     = 0x2
+	PERF_AUX_FLAG_PARTIAL                       = 0x4
+	PERF_AUX_FLAG_TRUNCATED                     = 0x1
+	PERF_FLAG_FD_CLOEXEC                        = 0x8
+	PERF_FLAG_FD_NO_GROUP                       = 0x1
+	PERF_FLAG_FD_OUTPUT                         = 0x2
+	PERF_FLAG_PID_CGROUP                        = 0x4
+	PERF_MAX_CONTEXTS_PER_STACK                 = 0x8
+	PERF_MAX_STACK_DEPTH                        = 0x7f
+	PERF_MEM_LOCK_LOCKED                        = 0x2
+	PERF_MEM_LOCK_NA                            = 0x1
+	PERF_MEM_LOCK_SHIFT                         = 0x18
+	PERF_MEM_LVLNUM_ANY_CACHE                   = 0xb
+	PERF_MEM_LVLNUM_L1                          = 0x1
+	PERF_MEM_LVLNUM_L2                          = 0x2
+	PERF_MEM_LVLNUM_L3                          = 0x3
+	PERF_MEM_LVLNUM_L4                          = 0x4
+	PERF_MEM_LVLNUM_LFB                         = 0xc
+	PERF_MEM_LVLNUM_NA                          = 0xf
+	PERF_MEM_LVLNUM_PMEM                        = 0xe
+	PERF_MEM_LVLNUM_RAM                         = 0xd
+	PERF_MEM_LVLNUM_SHIFT                       = 0x21
+	PERF_MEM_LVL_HIT                            = 0x2
+	PERF_MEM_LVL_IO                             = 0x1000
+	PERF_MEM_LVL_L1                             = 0x8
+	PERF_MEM_LVL_L2                             = 0x20
+	PERF_MEM_LVL_L3                             = 0x40
+	PERF_MEM_LVL_LFB                            = 0x10
+	PERF_MEM_LVL_LOC_RAM                        = 0x80
+	PERF_MEM_LVL_MISS                           = 0x4
+	PERF_MEM_LVL_NA                             = 0x1
+	PERF_MEM_LVL_REM_CCE1                       = 0x400
+	PERF_MEM_LVL_REM_CCE2                       = 0x800
+	PERF_MEM_LVL_REM_RAM1                       = 0x100
+	PERF_MEM_LVL_REM_RAM2                       = 0x200
+	PERF_MEM_LVL_SHIFT                          = 0x5
+	PERF_MEM_LVL_UNC                            = 0x2000
+	PERF_MEM_OP_EXEC                            = 0x10
+	PERF_MEM_OP_LOAD                            = 0x2
+	PERF_MEM_OP_NA                              = 0x1
+	PERF_MEM_OP_PFETCH                          = 0x8
+	PERF_MEM_OP_SHIFT                           = 0x0
+	PERF_MEM_OP_STORE                           = 0x4
+	PERF_MEM_REMOTE_REMOTE                      = 0x1
+	PERF_MEM_REMOTE_SHIFT                       = 0x25
+	PERF_MEM_SNOOPX_FWD                         = 0x1
+	PERF_MEM_SNOOPX_SHIFT                       = 0x25
+	PERF_MEM_SNOOP_HIT                          = 0x4
+	PERF_MEM_SNOOP_HITM                         = 0x10
+	PERF_MEM_SNOOP_MISS                         = 0x8
+	PERF_MEM_SNOOP_NA                           = 0x1
+	PERF_MEM_SNOOP_NONE                         = 0x2
+	PERF_MEM_SNOOP_SHIFT                        = 0x13
+	PERF_MEM_TLB_HIT                            = 0x2
+	PERF_MEM_TLB_L1                             = 0x8
+	PERF_MEM_TLB_L2                             = 0x10
+	PERF_MEM_TLB_MISS                           = 0x4
+	PERF_MEM_TLB_NA                             = 0x1
+	PERF_MEM_TLB_OS                             = 0x40
+	PERF_MEM_TLB_SHIFT                          = 0x1a
+	PERF_MEM_TLB_WK                             = 0x20
+	PERF_RECORD_KSYMBOL_FLAGS_UNREGISTER        = 0x1
+	PERF_RECORD_MISC_COMM_EXEC                  = 0x2000
+	PERF_RECORD_MISC_CPUMODE_MASK               = 0x7
+	PERF_RECORD_MISC_CPUMODE_UNKNOWN            = 0x0
+	PERF_RECORD_MISC_EXACT_IP                   = 0x4000
+	PERF_RECORD_MISC_EXT_RESERVED               = 0x8000
+	PERF_RECORD_MISC_FORK_EXEC                  = 0x2000
+	PERF_RECORD_MISC_GUEST_KERNEL               = 0x4
+	PERF_RECORD_MISC_GUEST_USER                 = 0x5
+	PERF_RECORD_MISC_HYPERVISOR                 = 0x3
+	PERF_RECORD_MISC_KERNEL                     = 0x1
+	PERF_RECORD_MISC_MMAP_DATA                  = 0x2000
+	PERF_RECORD_MISC_PROC_MAP_PARSE_TIMEOUT     = 0x1000
+	PERF_RECORD_MISC_SWITCH_OUT                 = 0x2000
+	PERF_RECORD_MISC_SWITCH_OUT_PREEMPT         = 0x4000
+	PERF_RECORD_MISC_USER                       = 0x2
+	PERF_SAMPLE_BRANCH_PLM_ALL                  = 0x7
 	PIPEFS_MAGIC                                = 0x50495045
 	PPC_CMM_MAGIC                               = 0xc7571590
 	PPPIOCGNPMODE                               = 0xc008744c
@@ -2356,6 +2443,23 @@ const (
 	WCONTINUED                                  = 0x8
 	WDIOC_SETPRETIMEOUT                         = 0xc0045708
 	WDIOC_SETTIMEOUT                            = 0xc0045706
+	WDIOF_ALARMONLY                             = 0x400
+	WDIOF_CARDRESET                             = 0x20
+	WDIOF_EXTERN1                               = 0x4
+	WDIOF_EXTERN2                               = 0x8
+	WDIOF_FANFAULT                              = 0x2
+	WDIOF_KEEPALIVEPING                         = 0x8000
+	WDIOF_MAGICCLOSE                            = 0x100
+	WDIOF_OVERHEAT                              = 0x1
+	WDIOF_POWEROVER                             = 0x40
+	WDIOF_POWERUNDER                            = 0x10
+	WDIOF_PRETIMEOUT                            = 0x200
+	WDIOF_SETTIMEOUT                            = 0x80
+	WDIOF_UNKNOWN                               = -0x1
+	WDIOS_DISABLECARD                           = 0x1
+	WDIOS_ENABLECARD                            = 0x2
+	WDIOS_TEMPPANIC                             = 0x4
+	WDIOS_UNKNOWN                               = -0x1
 	WEXITED                                     = 0x4
 	WIN_ACKMEDIACHANGE                          = 0xdb
 	WIN_CHECKPOWERMODE1                         = 0xe5

vendor/golang.org/x/sys/unix/zerrors_linux_386.go

@@ -71,6 +71,8 @@ const (
 	EXTPROC                          = 0x10000
 	FF1                              = 0x8000
 	FFDLY                            = 0x8000
+	FICLONE                          = 0x40049409
+	FICLONERANGE                     = 0x4020940d
 	FLUSHO                           = 0x1000
 	FP_XSTATE_MAGIC2                 = 0x46505845
 	FS_IOC_ENABLE_VERITY             = 0x40806685

vendor/golang.org/x/sys/unix/zerrors_linux_amd64.go

@@ -71,6 +71,8 @@ const (
 	EXTPROC                          = 0x10000
 	FF1                              = 0x8000
 	FFDLY                            = 0x8000
+	FICLONE                          = 0x40049409
+	FICLONERANGE                     = 0x4020940d
 	FLUSHO                           = 0x1000
 	FP_XSTATE_MAGIC2                 = 0x46505845
 	FS_IOC_ENABLE_VERITY             = 0x40806685

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

@@ -71,6 +71,8 @@ const (
 	EXTPROC                          = 0x10000
 	FF1                              = 0x8000
 	FFDLY                            = 0x8000
+	FICLONE                          = 0x40049409
+	FICLONERANGE                     = 0x4020940d
 	FLUSHO                           = 0x1000
 	FS_IOC_ENABLE_VERITY             = 0x40806685
 	FS_IOC_GETFLAGS                  = 0x80046601

vendor/golang.org/x/sys/unix/zerrors_linux_arm64.go

@@ -73,6 +73,8 @@ const (
 	EXTRA_MAGIC                      = 0x45585401
 	FF1                              = 0x8000
 	FFDLY                            = 0x8000
+	FICLONE                          = 0x40049409
+	FICLONERANGE                     = 0x4020940d
 	FLUSHO                           = 0x1000
 	FPSIMD_MAGIC                     = 0x46508001
 	FS_IOC_ENABLE_VERITY             = 0x40806685

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

@@ -71,6 +71,8 @@ const (
 	EXTPROC                          = 0x10000
 	FF1                              = 0x8000
 	FFDLY                            = 0x8000
+	FICLONE                          = 0x80049409
+	FICLONERANGE                     = 0x8020940d
 	FLUSHO                           = 0x2000
 	FS_IOC_ENABLE_VERITY             = 0x80806685
 	FS_IOC_GETFLAGS                  = 0x40046601

vendor/golang.org/x/sys/unix/zerrors_linux_mips64.go

@@ -71,6 +71,8 @@ const (
 	EXTPROC                          = 0x10000
 	FF1                              = 0x8000
 	FFDLY                            = 0x8000
+	FICLONE                          = 0x80049409
+	FICLONERANGE                     = 0x8020940d
 	FLUSHO                           = 0x2000
 	FS_IOC_ENABLE_VERITY             = 0x80806685
 	FS_IOC_GETFLAGS                  = 0x40086601

vendor/golang.org/x/sys/unix/zerrors_linux_mips64le.go

@@ -71,6 +71,8 @@ const (
 	EXTPROC                          = 0x10000
 	FF1                              = 0x8000
 	FFDLY                            = 0x8000
+	FICLONE                          = 0x80049409
+	FICLONERANGE                     = 0x8020940d
 	FLUSHO                           = 0x2000
 	FS_IOC_ENABLE_VERITY             = 0x80806685
 	FS_IOC_GETFLAGS                  = 0x40086601

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

@@ -71,6 +71,8 @@ const (
 	EXTPROC                          = 0x10000
 	FF1                              = 0x8000
 	FFDLY                            = 0x8000
+	FICLONE                          = 0x80049409
+	FICLONERANGE                     = 0x8020940d
 	FLUSHO                           = 0x2000
 	FS_IOC_ENABLE_VERITY             = 0x80806685
 	FS_IOC_GETFLAGS                  = 0x40046601

vendor/golang.org/x/sys/unix/zerrors_linux_ppc64.go

@@ -71,6 +71,8 @@ const (
 	EXTPROC                          = 0x10000000
 	FF1                              = 0x4000
 	FFDLY                            = 0x4000
+	FICLONE                          = 0x80049409
+	FICLONERANGE                     = 0x8020940d
 	FLUSHO                           = 0x800000
 	FS_IOC_ENABLE_VERITY             = 0x80806685
 	FS_IOC_GETFLAGS                  = 0x40086601

vendor/golang.org/x/sys/unix/zerrors_linux_ppc64le.go

@@ -71,6 +71,8 @@ const (
 	EXTPROC                          = 0x10000000
 	FF1                              = 0x4000
 	FFDLY                            = 0x4000
+	FICLONE                          = 0x80049409
+	FICLONERANGE                     = 0x8020940d
 	FLUSHO                           = 0x800000
 	FS_IOC_ENABLE_VERITY             = 0x80806685
 	FS_IOC_GETFLAGS                  = 0x40086601

vendor/golang.org/x/sys/unix/zerrors_linux_riscv64.go

@@ -71,6 +71,8 @@ const (
 	EXTPROC                          = 0x10000
 	FF1                              = 0x8000
 	FFDLY                            = 0x8000
+	FICLONE                          = 0x40049409
+	FICLONERANGE                     = 0x4020940d
 	FLUSHO                           = 0x1000
 	FS_IOC_ENABLE_VERITY             = 0x40806685
 	FS_IOC_GETFLAGS                  = 0x80086601

vendor/golang.org/x/sys/unix/zerrors_linux_s390x.go

@@ -71,6 +71,8 @@ const (
 	EXTPROC                          = 0x10000
 	FF1                              = 0x8000
 	FFDLY                            = 0x8000
+	FICLONE                          = 0x40049409
+	FICLONERANGE                     = 0x4020940d
 	FLUSHO                           = 0x1000
 	FS_IOC_ENABLE_VERITY             = 0x40806685
 	FS_IOC_GETFLAGS                  = 0x80086601

vendor/golang.org/x/sys/unix/zerrors_linux_sparc64.go

@@ -75,6 +75,8 @@ const (
 	EXTPROC                          = 0x10000
 	FF1                              = 0x8000
 	FFDLY                            = 0x8000
+	FICLONE                          = 0x80049409
+	FICLONERANGE                     = 0x8020940d
 	FLUSHO                           = 0x1000
 	FS_IOC_ENABLE_VERITY             = 0x80806685
 	FS_IOC_GETFLAGS                  = 0x40086601

vendor/golang.org/x/sys/unix/zsyscall_darwin_386.go

@@ -490,21 +490,6 @@ func libc_munlockall_trampoline()
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func getattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error) {
-	_, _, e1 := syscall_syscall6(funcPC(libc_getattrlist_trampoline), uintptr(unsafe.Pointer(path)), uintptr(list), uintptr(buf), uintptr(size), uintptr(options), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-func libc_getattrlist_trampoline()
-
-//go:linkname libc_getattrlist libc_getattrlist
-//go:cgo_import_dynamic libc_getattrlist getattrlist "/usr/lib/libSystem.B.dylib"
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func pipe() (r int, w int, err error) {
 	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_pipe_trampoline), 0, 0, 0)
 	r = int(r0)
@@ -1277,6 +1262,28 @@ func libc_ftruncate_trampoline()
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Getcwd(buf []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_getcwd_trampoline), uintptr(_p0), uintptr(len(buf)), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getcwd_trampoline()
+
+//go:linkname libc_getcwd libc_getcwd
+//go:cgo_import_dynamic libc_getcwd getcwd "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getdtablesize() (size int) {
 	r0, _, _ := syscall_syscall(funcPC(libc_getdtablesize_trampoline), 0, 0, 0)
 	size = int(r0)

vendor/golang.org/x/sys/unix/zsyscall_darwin_386.s

@@ -60,8 +60,6 @@ TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlock(SB)
 TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlockall(SB)
-TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
-	JMP	libc_getattrlist(SB)
 TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_pipe(SB)
 TEXT ·libc_getxattr_trampoline(SB),NOSPLIT,$0-0
@@ -146,6 +144,8 @@ TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_fsync(SB)
 TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_ftruncate(SB)
+TEXT ·libc_getcwd_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getcwd(SB)
 TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_getdtablesize(SB)
 TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0

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

@@ -490,21 +490,6 @@ func libc_munlockall_trampoline()
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func getattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error) {
-	_, _, e1 := syscall_syscall6(funcPC(libc_getattrlist_trampoline), uintptr(unsafe.Pointer(path)), uintptr(list), uintptr(buf), uintptr(size), uintptr(options), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-func libc_getattrlist_trampoline()
-
-//go:linkname libc_getattrlist libc_getattrlist
-//go:cgo_import_dynamic libc_getattrlist getattrlist "/usr/lib/libSystem.B.dylib"
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func pipe() (r int, w int, err error) {
 	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_pipe_trampoline), 0, 0, 0)
 	r = int(r0)
@@ -1277,6 +1262,28 @@ func libc_ftruncate_trampoline()
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Getcwd(buf []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_getcwd_trampoline), uintptr(_p0), uintptr(len(buf)), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getcwd_trampoline()
+
+//go:linkname libc_getcwd libc_getcwd
+//go:cgo_import_dynamic libc_getcwd getcwd "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getdtablesize() (size int) {
 	r0, _, _ := syscall_syscall(funcPC(libc_getdtablesize_trampoline), 0, 0, 0)
 	size = int(r0)

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

@@ -60,8 +60,6 @@ TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlock(SB)
 TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlockall(SB)
-TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
-	JMP	libc_getattrlist(SB)
 TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_pipe(SB)
 TEXT ·libc_getxattr_trampoline(SB),NOSPLIT,$0-0
@@ -146,6 +144,8 @@ TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_fsync(SB)
 TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_ftruncate(SB)
+TEXT ·libc_getcwd_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getcwd(SB)
 TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_getdtablesize(SB)
 TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0

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

@@ -490,21 +490,6 @@ func libc_munlockall_trampoline()
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func getattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error) {
-	_, _, e1 := syscall_syscall6(funcPC(libc_getattrlist_trampoline), uintptr(unsafe.Pointer(path)), uintptr(list), uintptr(buf), uintptr(size), uintptr(options), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-func libc_getattrlist_trampoline()
-
-//go:linkname libc_getattrlist libc_getattrlist
-//go:cgo_import_dynamic libc_getattrlist getattrlist "/usr/lib/libSystem.B.dylib"
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func pipe() (r int, w int, err error) {
 	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_pipe_trampoline), 0, 0, 0)
 	r = int(r0)
@@ -1277,6 +1262,28 @@ func libc_ftruncate_trampoline()
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Getcwd(buf []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_getcwd_trampoline), uintptr(_p0), uintptr(len(buf)), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getcwd_trampoline()
+
+//go:linkname libc_getcwd libc_getcwd
+//go:cgo_import_dynamic libc_getcwd getcwd "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getdtablesize() (size int) {
 	r0, _, _ := syscall_syscall(funcPC(libc_getdtablesize_trampoline), 0, 0, 0)
 	size = int(r0)

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

@@ -60,8 +60,6 @@ TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlock(SB)
 TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlockall(SB)
-TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
-	JMP	libc_getattrlist(SB)
 TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_pipe(SB)
 TEXT ·libc_getxattr_trampoline(SB),NOSPLIT,$0-0
@@ -146,6 +144,8 @@ TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_fsync(SB)
 TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_ftruncate(SB)
+TEXT ·libc_getcwd_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getcwd(SB)
 TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_getdtablesize(SB)
 TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0

vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.go

@@ -490,21 +490,6 @@ func libc_munlockall_trampoline()
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func getattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error) {
-	_, _, e1 := syscall_syscall6(funcPC(libc_getattrlist_trampoline), uintptr(unsafe.Pointer(path)), uintptr(list), uintptr(buf), uintptr(size), uintptr(options), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-func libc_getattrlist_trampoline()
-
-//go:linkname libc_getattrlist libc_getattrlist
-//go:cgo_import_dynamic libc_getattrlist getattrlist "/usr/lib/libSystem.B.dylib"
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func pipe() (r int, w int, err error) {
 	r0, r1, e1 := syscall_rawSyscall(funcPC(libc_pipe_trampoline), 0, 0, 0)
 	r = int(r0)
@@ -1277,6 +1262,28 @@ func libc_ftruncate_trampoline()
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Getcwd(buf []byte) (n int, err error) {
+	var _p0 unsafe.Pointer
+	if len(buf) > 0 {
+		_p0 = unsafe.Pointer(&buf[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	r0, _, e1 := syscall_syscall(funcPC(libc_getcwd_trampoline), uintptr(_p0), uintptr(len(buf)), 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getcwd_trampoline()
+
+//go:linkname libc_getcwd libc_getcwd
+//go:cgo_import_dynamic libc_getcwd getcwd "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Getdtablesize() (size int) {
 	r0, _, _ := syscall_syscall(funcPC(libc_getdtablesize_trampoline), 0, 0, 0)
 	size = int(r0)

vendor/golang.org/x/sys/unix/zsyscall_darwin_arm64.s

@@ -60,8 +60,6 @@ TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlock(SB)
 TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlockall(SB)
-TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
-	JMP	libc_getattrlist(SB)
 TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_pipe(SB)
 TEXT ·libc_getxattr_trampoline(SB),NOSPLIT,$0-0
@@ -146,6 +144,8 @@ TEXT ·libc_fsync_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_fsync(SB)
 TEXT ·libc_ftruncate_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_ftruncate(SB)
+TEXT ·libc_getcwd_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getcwd(SB)
 TEXT ·libc_getdtablesize_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_getdtablesize(SB)
 TEXT ·libc_getegid_trampoline(SB),NOSPLIT,$0-0