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nftables
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Use const instead of var where possible

This commit is contained in:
Jan Schär 2025-02-26 12:27:31 +01:00 committed by Michael Stapelberg
parent 594585af33
commit 385f80f4ef
5 changed files with 9 additions and 6 deletions
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3
gen.go
View File

@ -3,6 +3,7 @@ package nftables
import (
"encoding/binary"
"fmt"
"github.com/mdlayher/netlink"
"golang.org/x/sys/unix"
)
@ -13,7 +14,7 @@ type GenMsg struct {
ProcComm string // [16]byte - max 16bytes - kernel TASK_COMM_LEN
}
var genHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_NEWGEN)
const genHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_NEWGEN)
func genFromMsg(msg netlink.Message) (*GenMsg, error) {
if got, want := msg.Header.Type, genHeaderType; got != want {

2
obj.go
View File

@ -25,7 +25,7 @@ import (
"golang.org/x/sys/unix"
)
var (
const (
newObjHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_NEWOBJ)
delObjHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_DELOBJ)
)

2
rule.go
View File

@ -25,7 +25,7 @@ import (
"golang.org/x/sys/unix"
)
var (
const (
newRuleHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_NEWRULE)
delRuleHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_DELRULE)
)

6
set.go
View File

@ -166,7 +166,9 @@ var (
TypeTimeDay,
TypeCGroupV2,
}
)
const (
// ctLabelBitSize is defined in https://git.netfilter.org/nftables/tree/src/ct.c.
ctLabelBitSize uint32 = 128
@ -737,7 +739,7 @@ func (cc *Conn) FlushSet(s *Set) {
})
}
var (
const (
newSetHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_NEWSET)
delSetHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_DELSET)
)
@ -837,7 +839,7 @@ func parseSetDatatype(magic uint32) (SetDatatype, error) {
return dt, nil
}
var (
const (
newElemHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_NEWSETELEM)
delElemHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_DELSETELEM)
)

2
table.go
View File

@ -21,7 +21,7 @@ import (
"golang.org/x/sys/unix"
)
var (
const (
newTableHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_NEWTABLE)
delTableHeaderType = netlink.HeaderType((unix.NFNL_SUBSYS_NFTABLES << 8) | unix.NFT_MSG_DELTABLE)
)