Golang GetUint16LE Examples

Example #1

File: gameProto.go Project: youxidev/GoGameServer

//反序列化
func UnmarshalProtoMsg(msg []byte) ProtoMsg {
	if len(msg) < 2 {
		return NullProtoMsg
	}

	msgID := binary.GetUint16LE(msg[:2])
	if !IsValidID(msgID) {
		return NullProtoMsg
	}

	msgBody := protos.GetMsgObject(msgID)
	if msgBody == nil {
		return NullProtoMsg
	}

	err := proto.Unmarshal(msg[2:], msgBody)
	if err != nil {
		return NullProtoMsg
	}

	return ProtoMsg{
		ID:   msgID,
		Body: msgBody,
	}
}

Example #2

File: dbProto.go Project: youxidev/GoGameServer

//反序列化消息
func UnmarshalProtoMsg(msg []byte) ProtoMsg {
	if len(msg) < 10 {
		return NullProtoMsg
	}

	msgID := binary.GetUint16LE(msg[:2])
	if !IsValidID(msgID) {
		return NullProtoMsg
	}

	identification := binary.GetUint64LE(msg[2:10])

	msgBody := protos.GetMsgObject(msgID)
	if msgBody == nil {
		return NullProtoMsg
	}

	err := proto.Unmarshal(msg[10:], msgBody)
	if err != nil {
		return NullProtoMsg
	}

	return ProtoMsg{
		ID:             msgID,
		Body:           msgBody,
		Identification: identification,
	}
}

Example #3

File: dummyConn.go Project: yicaoyimuys/GoGameServer

//将消息写入Chan
func (c *DummyConn) PutMsg(msg []byte) {
	msgLen := len(msg) - 8
	msgID := binary.GetUint16LE(msg[:2])
	msgBody := msg[10:]

	saveMsg := make([]byte, msgLen)
	binary.PutUint16LE(saveMsg[:2], msgID)
	copy(saveMsg[2:], msgBody)

	c.recvChan <- saveMsg
}

Example #4

File: transferProxyServer.go Project: yicaoyimuys/GoGameServer

//发送消息到TransferServer, 网关调用
func SendToGameServer(userSession *link.Session, msg []byte) {
	send_msg := make([]byte, 8+len(msg))
	copy(send_msg[:2], msg[:2])
	binary.PutUint64LE(send_msg[2:10], userSession.Id())
	copy(send_msg[10:], msg[2:])

	//C2S消息，发送到GameServer或者LoginServer
	msgID := binary.GetUint16LE(send_msg[:2])
	if gameProto.IsValidLoginID(msgID) {
		sendGameMsg("LoginServer", send_msg)
	} else {
		sendGameMsg("GameServer", send_msg)
	}
}

Example #5

File: dbProxyServer.go Project: youxidev/GoGameServer

//初始化
func InitServer(port string) error {
	servers = make(map[string]*link.Session)
	asyncMsgs = list.New()

	db.Init()

	startSysDB()

	createRevGoroutines()

	listener, err := link.Serve("tcp", "0.0.0.0:"+port, packet.New(
		binary.SplitByUint32BE, 1024, 1024, 1024,
	))
	if err != nil {
		return err
	}

	listener.Serve(func(session *link.Session) {
		for {
			var msg packet.RAW
			if err := session.Receive(&msg); err != nil {
				break
			}

			msgID := binary.GetUint16LE(msg[:2])
			if systemProto.IsValidID(msgID) {
				//系统消息
				dealReceiveSystemMsgC2S(session, msg)
			} else if dbProto.IsValidAsyncID(msgID) {
				//异步DB消息
				asyncMsgs.PushBack(msg)
			} else {
				//同步DB消息
				useObj := revSyncMsgGoroutines[revSyncMsgGoroutineIndex]
				useObj.revMsgChan <- goroutineMsg{msg, session}
				revSyncMsgGoroutineIndex++
				if revSyncMsgGoroutineIndex == revSyncMsgGoroutineNum {
					revSyncMsgGoroutineIndex = 0
				}
			}
		}
	})

	return nil
}

Example #6

File: transferProxyServer.go Project: yicaoyimuys/GoGameServer

//发送消息到用户客户端
func sendToGateServer(msg []byte) {
	if len(msg) < 10 {
		return
	}

	msgID := binary.GetUint16LE(msg[:2])
	msgIdentification := binary.GetUint64LE(msg[2:10])
	msgBody := msg[10:]

	userSession := global.GetSession(msgIdentification)
	if userSession == nil {
		return
	}

	result := make([]byte, len(msg)-8)
	binary.PutUint16LE(result[:2], msgID)
	copy(result[2:], msgBody)
	userSession.Send(result)
}

Example #7

File: handle.go Project: yicaoyimuys/GoGameServer

func (this Handle) DealMsg(session *link.Session, msg []byte) {
	msgID := binary.GetUint16LE(msg[:2])
	var protoMsg protos.ProtoMsg
	if systemProto.IsValidID(msgID) || logProto.IsValidID(msgID) || gameProto.IsValidID(msgID) {
		protoMsg = protos.UnmarshalProtoMsg(msg)
	} else if dbProto.IsValidID(msgID) {
		protoMsg = dbProto.UnmarshalProtoMsg(msg)
	}

	if protoMsg == protos.NullProtoMsg {
		ERR("收到Proto未处理消息：", msgID)
		return
	}

	if f, exists := this[msgID]; exists {
		f(session, protoMsg)
	} else {
		ERR("收到Handle未处理消息：", msgID)
	}
}

Example #8

File: transferProxyServer.go Project: youxidev/GoGameServer

//处理接收到的消息
func dealReceiveMsgC2S(session *link.Session, msg packet.RAW) {
	if len(msg) < 2 {
		return
	}

	msgID := binary.GetUint16LE(msg[:2])
	if systemProto.IsValidID(msgID) {
		dealReceiveSystemMsgC2S(session, msg)
	} else if gameProto.IsValidID(msgID) {
		if msgID%2 == 1 {
			//C2S消息，发送到GameServer或者LoginServer
			if gameProto.IsValidLoginID(msgID) {
				sendGameMsg("LoginServer", msg)
			} else {
				sendGameMsg("GameServer", msg)
			}
		} else {
			//S2C消息，发送到GateServer
			sendGameMsg("GateServer", msg)
		}
	}
}

Example #9

File: transferProxyConn.go Project: youxidev/GoGameServer

func (c *TransferProxyConn) Receive(msg interface{}) error {
	data, ok := <-c.recvChan
	if !ok {
		return io.EOF
	}

	msgID := binary.GetUint16LE(data[:2])
	msgBody := data[10:]

	result := make([]byte, len(data)-8)
	binary.PutUint16LE(result[:2], msgID)
	copy(result[2:], msgBody)

	if fast, ok := msg.(packet.FastInMessage); ok {
		return fast.Unmarshal(
			&io.LimitedReader{bytes.NewReader(result), int64(len(result))},
		)
	}

	msg.(packet.InMessage).Unmarshal(result)
	return nil
}

Example #10

File: handle.go Project: yicaoyimuys/GoGameServer

func (this HandleFuncCondition) DealMsg(session *link.Session, msg []byte) {
	msgID := binary.GetUint16LE(msg[:2])
	if this.Condition(msgID) {
		this.H(session, msg)
	}
}

Example #11

File: gw_test.go Project: youxidev/GoGameServer

func Test_gateway(t *testing.T) {
	DEBUG("消息通信测试")
	var wg sync.WaitGroup
	var successNum uint32
	for i := 0; i < 3000; i++ {
		wg.Add(1)
		go func(flag int) {
			//			if flag != 0 && RandomInt31n(100) < 50 {
			//				flag -= 1
			//			}
			defer wg.Done()

			var count uint32 = 0
			var userName string = "User" + strconv.Itoa(flag)

			//超时处理
			timerFunc := func() {
				ERR("失败：", userName, count)
			}
			var timer *time.Timer = time.AfterFunc(10*time.Second, timerFunc)

			//连接服务器
			client, err := link.ConnectTimeout("tcp", "0.0.0.0:"+cfg.GetValue("gateway_port"), time.Second*3, protocol)
			if !unitest.NotError(t, err) {
				return
			}
			defer client.Close()

			count += 1

			//接收服务器连接成功消息
			var revMsg packet.RAW
			//			err = client.Receive(&revMsg)
			//			if !unitest.NotError(t, err) {
			//				return
			//			}
			//			msg := &gameProto.ConnectSuccessS2C{}
			//			proto.Unmarshal(revMsg[2:], msg)
			//			DEBUG(binary.GetUint16LE(revMsg[:2]), msg)

			count += 1

			//发送登录消息
			send_msg := createLoginBytes(userName)
			//			DEBUG("发送数据：", flag, send_msg)
			err = client.Send(send_msg)
			if !unitest.NotError(t, err) {
				return
			}

			count += 1

			//接受登录成功消息
			err = client.Receive(&revMsg)
			if !unitest.NotError(t, err) {
				return
			}
			//			DEBUG(binary.GetUint16LE(revMsg[:2]))
			msg1 := &gameProto.UserLoginS2C{}
			proto.Unmarshal(revMsg[2:], msg1)

			count += 1

			if !unitest.Pass(t, msg1.GetUserID() > 0) {
				return
			}

			count += 1

			//发送获取用户信息消息
			if msg1.GetUserID() != 0 {
				err = client.Send(createGetUserInfoBytes(msg1.GetUserID()))
				if !unitest.NotError(t, err) {
					return
				}

				count += 1

				//接受用户信息消息
				err = client.Receive(&revMsg)
				if !unitest.NotError(t, err) {
					return
				}

				count += 1

				if binary.GetUint16LE(revMsg[:2]) == gameProto.ID_ErrorMsgS2C {
					msg2 := &gameProto.ErrorMsgS2C{}
					proto.Unmarshal(revMsg[2:], msg2)
					//					DEBUG(binary.GetUint16LE(revMsg[:2]), msg2)
				} else {
					msg2 := &gameProto.GetUserInfoS2C{}
					proto.Unmarshal(revMsg[2:], msg2)
					//					DEBUG(binary.GetUint16LE(revMsg[:2]), msg2)

					successNum += 1
					DEBUG("成功：", userName, msg1.GetUserID(), successNum)
				}
			}

			timer.Stop()

		}(i)
	}
	wg.Wait()
}