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embed the packetInfo in the receivedPacket struct

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This avoid allocating the packetInfo struct when receiving a packet.
This commit is contained in:
Marten Seemann 2023-05-13 15:35:41 +03:00
parent 3b5950a1ce
commit edaeed0107
10 changed files with 42 additions and 36 deletions
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18
send_conn.go
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@ -21,13 +21,25 @@ type sconn struct {
rawConn
remoteAddr net.Addr
info *packetInfo
info packetInfo
oob []byte
}
var _ sendConn = &sconn{}
func newSendConn(c rawConn, remote net.Addr, info *packetInfo) *sconn {
func newSendConn(c rawConn, remote net.Addr) *sconn {
sc := &sconn{
rawConn: c,
remoteAddr: remote,
}
if c.capabilities().GSO {
// add 32 bytes, so we can add the UDP_SEGMENT msg
sc.oob = make([]byte, 0, 32)
}
return sc
}
func newSendConnWithPacketInfo(c rawConn, remote net.Addr, info packetInfo) *sconn {
oob := info.OOB()
if c.capabilities().GSO {
// add 32 bytes, so we can add the UDP_SEGMENT msg
@ -57,7 +69,7 @@ func (c *sconn) RemoteAddr() net.Addr {
func (c *sconn) LocalAddr() net.Addr {
addr := c.rawConn.LocalAddr()
if c.info != nil {
if c.info.addr.IsValid() {
if udpAddr, ok := addr.(*net.UDPAddr); ok {
addrCopy := *udpAddr
addrCopy.IP = c.info.addr.AsSlice()