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re-use IOVs

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This commit is contained in:
JackDoan
2025-11-17 12:49:46 -06:00
parent c93fbbe726
commit f07275edff
2 changed files with 42 additions and 13 deletions
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8
packet/packet.go
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@@ -84,13 +84,19 @@ func (p *Packet) SetSegSizeForTX() {
binary.NativeEndian.PutUint16(p.Control[unix.CmsgLen(0):unix.CmsgLen(0)+2], uint16(p.SegSize))
}
func (p *Packet) CompatibleForSegmentationWith(otherP *Packet) bool {
func (p *Packet) CompatibleForSegmentationWith(otherP *Packet, currentTotalSize int) bool {
//same dest
if !slices.Equal(p.Name, otherP.Name) {
return false
}
//don't get too big
if len(p.Payload)+currentTotalSize >= 0xffff {
return false
}
//same body len
//todo allow single different size at end
if len(p.Payload) != len(otherP.Payload) {
return false //todo technically you can cram one extra in
}