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BAM! a hit from my spice-weasel. Now TX is zero-copy, at the expense of my sanity!

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This commit is contained in:
JackDoan
2025-11-13 16:29:16 -06:00
parent 994bc8c32b
commit e8ea021bdd
12 changed files with 431 additions and 123 deletions
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20
overlay/tun_disabled.go
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@@ -111,16 +111,16 @@ func (t *disabledTun) Write(b []byte) (int, error) {
return len(b), nil
}
func (t *disabledTun) WriteMany(b [][]byte, _ int) (int, error) {
out := 0
for i := range b {
x, err := t.Write(b[i])
if err != nil {
return out, err
}
out += x
}
return out, nil
func (t *disabledTun) AllocSeg(pkt *packet.OutPacket, q int) (int, error) {
return 0, fmt.Errorf("tun_disabled: AllocSeg not implemented")
}
func (t *disabledTun) WriteOne(x *packet.OutPacket, kick bool, q int) (int, error) {
return 0, fmt.Errorf("tun_disabled: WriteOne not implemented")
}
func (t *disabledTun) WriteMany(x []*packet.OutPacket, q int) (int, error) {
return 0, fmt.Errorf("tun_disabled: WriteMany not implemented")
}
func (t *disabledTun) ReadMany(b []*packet.VirtIOPacket, _ int) (int, error) {