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Code Issues Releases Wiki Activity

Remove all []byte allocation

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This commit is contained in:
V2Ray 2015-10-21 22:38:53 +02:00
parent 96c5d32d59
commit f474fc32a7
2 changed files with 13 additions and 8 deletions
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10
proxy/vmess/vmessin_udp.go
View File

@ -34,20 +34,22 @@ func (handler *VMessInboundHandler) ListenUDP(port uint16) error {
func (handler *VMessInboundHandler) AcceptPackets(conn *net.UDPConn) {
for {
buffer := make([]byte, bufferSize)
nBytes, addr, err := conn.ReadFromUDP(buffer)
buffer := alloc.NewBuffer()
nBytes, addr, err := conn.ReadFromUDP(buffer.Value)
if err != nil {
log.Error("VMessIn failed to read UDP packets: %v", err)
buffer.Release()
continue
}
reader := bytes.NewReader(buffer[:nBytes])
reader := bytes.NewReader(buffer.Value[:nBytes])
requestReader := protocol.NewVMessRequestReader(handler.clients)
request, err := requestReader.Read(reader)
if err != nil {
log.Access(addr.String(), "", log.AccessRejected, err.Error())
log.Warning("VMessIn: Invalid request from (%s): %v", addr.String(), err)
buffer.Release()
continue
}
log.Access(addr.String(), request.Address.String(), log.AccessAccepted, "")
@ -55,11 +57,13 @@ func (handler *VMessInboundHandler) AcceptPackets(conn *net.UDPConn) {
cryptReader, err := v2io.NewAesDecryptReader(request.RequestKey, request.RequestIV, reader)
if err != nil {
log.Error("VMessIn: Failed to create decrypt reader: %v", err)
buffer.Release()
continue
}
data := alloc.NewBuffer()
nBytes, err = cryptReader.Read(data.Value)
buffer.Release()
if err != nil {
log.Warning("VMessIn: Unable to decrypt data: %v", err)
data.Release()

11
proxy/vmess/vmessout.go
View File

@ -76,11 +76,12 @@ func (handler *VMessOutboundHandler) Dispatch(firstPacket v2net.Packet, ray ray.
Address: firstPacket.Destination().Address(),
}
buffer := make([]byte, 36) // 16 + 16 + 4
rand.Read(buffer)
request.RequestIV = buffer[:16]
request.RequestKey = buffer[16:32]
request.ResponseHeader = buffer[32:]
buffer := alloc.NewSmallBuffer()
defer buffer.Release()
v2net.ReadAllBytes(rand.Reader, buffer.Value[:36]) // 16 + 16 + 4
request.RequestIV = buffer.Value[:16]
request.RequestKey = buffer.Value[16:32]
request.ResponseHeader = buffer.Value[32:36]
return startCommunicate(request, vNextAddress, ray, firstPacket)
}