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all: use Go 1.21's binary.NativeEndian

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We still use josharian/native (hi @josharian!) via
netlink, but I also sent https://github.com/mdlayher/netlink/pull/220

Updates #8632

Change-Id: I2eedcb7facb36ec894aee7f152c8a1f56d7fc8ba
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick 2025-01-12 21:03:43 -08:00 committed by Brad Fitzpatrick
parent 69b90742fe
commit 60d19fa00d
4 changed files with 10 additions and 11 deletions
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2
go.mod
View File

@ -52,7 +52,6 @@ require (
github.com/inetaf/tcpproxy v0.0.0-20240214030015-3ce58045626c
github.com/insomniacslk/dhcp v0.0.0-20231206064809-8c70d406f6d2
github.com/jellydator/ttlcache/v3 v3.1.0
github.com/josharian/native v1.1.1-0.20230202152459-5c7d0dd6ab86
github.com/jsimonetti/rtnetlink v1.4.0
github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51
github.com/klauspost/compress v1.17.11
@ -152,6 +151,7 @@ require (
github.com/google/pprof v0.0.0-20240409012703-83162a5b38cd // indirect
github.com/gorilla/securecookie v1.1.2 // indirect
github.com/jjti/go-spancheck v0.5.3 // indirect
github.com/josharian/native v1.1.1-0.20230202152459-5c7d0dd6ab86 // indirect
github.com/karamaru-alpha/copyloopvar v1.0.8 // indirect
github.com/macabu/inamedparam v0.1.3 // indirect
github.com/moby/docker-image-spec v1.3.1 // indirect

4
net/dns/nm.go
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@ -7,6 +7,7 @@ package dns
import (
"context"
"encoding/binary"
"fmt"
"net"
"net/netip"
@ -14,7 +15,6 @@ import (
"time"
"github.com/godbus/dbus/v5"
"github.com/josharian/native"
"tailscale.com/net/tsaddr"
"tailscale.com/util/dnsname"
)
@ -137,7 +137,7 @@ func (m *nmManager) trySet(ctx context.Context, config OSConfig) error {
for _, ip := range config.Nameservers {
b := ip.As16()
if ip.Is4() {
dnsv4 = append(dnsv4, native.Endian.Uint32(b[12:]))
dnsv4 = append(dnsv4, binary.NativeEndian.Uint32(b[12:]))
} else {
dnsv6 = append(dnsv6, b[:])
}

9
util/cstruct/cstruct.go
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@ -6,10 +6,9 @@
package cstruct
import (
"encoding/binary"
"errors"
"io"
"github.com/josharian/native"
)
// Size of a pointer-typed value, in bits
@ -120,7 +119,7 @@ func (d *Decoder) Uint16() uint16 {
d.err = err
return 0
}
return native.Endian.Uint16(d.dbuf[0:2])
return binary.NativeEndian.Uint16(d.dbuf[0:2])
}
// Uint32 returns a uint32 decoded from the buffer.
@ -133,7 +132,7 @@ func (d *Decoder) Uint32() uint32 {
d.err = err
return 0
}
return native.Endian.Uint32(d.dbuf[0:4])
return binary.NativeEndian.Uint32(d.dbuf[0:4])
}
// Uint64 returns a uint64 decoded from the buffer.
@ -146,7 +145,7 @@ func (d *Decoder) Uint64() uint64 {
d.err = err
return 0
}
return native.Endian.Uint64(d.dbuf[0:8])
return binary.NativeEndian.Uint64(d.dbuf[0:8])
}
// Uintptr returns a uintptr decoded from the buffer.

6
util/linuxfw/nftables.go
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@ -8,6 +8,7 @@ package linuxfw
import (
"cmp"
"encoding/binary"
"fmt"
"sort"
"strings"
@ -15,7 +16,6 @@ import (
"github.com/google/nftables"
"github.com/google/nftables/expr"
"github.com/google/nftables/xt"
"github.com/josharian/native"
"golang.org/x/sys/unix"
"tailscale.com/types/logger"
)
@ -235,8 +235,8 @@ func printMatchInfo(name string, info xt.InfoAny) string {
break
}
pkttype := int(native.Endian.Uint32(data[0:4]))
invert := int(native.Endian.Uint32(data[4:8]))
pkttype := int(binary.NativeEndian.Uint32(data[0:4]))
invert := int(binary.NativeEndian.Uint32(data[4:8]))
var invertPrefix string
if invert != 0 {
invertPrefix = "!"