Drafted udp holepunching upsync pathway.

battle_srv/protos/room_downsync_frame.pb.go

@@ -1618,6 +1618,77 @@ func (x *RoomDownsyncFrame) GetBulletLocalIdCounter() int32 {
 	return 0
 }
 
+type HolePunchUpsync struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	JoinIndex    int32  `protobuf:"varint,1,opt,name=joinIndex,proto3" json:"joinIndex,omitempty"`
+	IntAuthToken string `protobuf:"bytes,2,opt,name=intAuthToken,proto3" json:"intAuthToken,omitempty"`
+	BoundRoomId  int32  `protobuf:"varint,3,opt,name=boundRoomId,proto3" json:"boundRoomId,omitempty"`
+	AuthKey      int32  `protobuf:"varint,4,opt,name=authKey,proto3" json:"authKey,omitempty"`
+}
+
+func (x *HolePunchUpsync) Reset() {
+	*x = HolePunchUpsync{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_room_downsync_frame_proto_msgTypes[12]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *HolePunchUpsync) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*HolePunchUpsync) ProtoMessage() {}
+
+func (x *HolePunchUpsync) ProtoReflect() protoreflect.Message {
+	mi := &file_room_downsync_frame_proto_msgTypes[12]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use HolePunchUpsync.ProtoReflect.Descriptor instead.
+func (*HolePunchUpsync) Descriptor() ([]byte, []int) {
+	return file_room_downsync_frame_proto_rawDescGZIP(), []int{12}
+}
+
+func (x *HolePunchUpsync) GetJoinIndex() int32 {
+	if x != nil {
+		return x.JoinIndex
+	}
+	return 0
+}
+
+func (x *HolePunchUpsync) GetIntAuthToken() string {
+	if x != nil {
+		return x.IntAuthToken
+	}
+	return ""
+}
+
+func (x *HolePunchUpsync) GetBoundRoomId() int32 {
+	if x != nil {
+		return x.BoundRoomId
+	}
+	return 0
+}
+
+func (x *HolePunchUpsync) GetAuthKey() int32 {
+	if x != nil {
+		return x.AuthKey
+	}
+	return 0
+}
+
 var File_room_downsync_frame_proto protoreflect.FileDescriptor
 
 var file_room_downsync_frame_proto_rawDesc = []byte{
@@ -1968,8 +2039,17 @@ var file_room_downsync_frame_proto_rawDesc = []byte{
 	0x75, 0x6c, 0x6c, 0x65, 0x74, 0x4c, 0x6f, 0x63, 0x61, 0x6c, 0x49, 0x64, 0x43, 0x6f, 0x75, 0x6e,
 	0x74, 0x65, 0x72, 0x18, 0x83, 0x08, 0x20, 0x01, 0x28, 0x05, 0x52, 0x14, 0x62, 0x75, 0x6c, 0x6c,
 	0x65, 0x74, 0x4c, 0x6f, 0x63, 0x61, 0x6c, 0x49, 0x64, 0x43, 0x6f, 0x75, 0x6e, 0x74, 0x65, 0x72,
-	0x42, 0x13, 0x5a, 0x11, 0x62, 0x61, 0x74, 0x74, 0x6c, 0x65, 0x5f, 0x73, 0x72, 0x76, 0x2f, 0x70,
+	0x22, 0x8f, 0x01, 0x0a, 0x0f, 0x48, 0x6f, 0x6c, 0x65, 0x50, 0x75, 0x6e, 0x63, 0x68, 0x55, 0x70,
-	0x72, 0x6f, 0x74, 0x6f, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x73, 0x79, 0x6e, 0x63, 0x12, 0x1c, 0x0a, 0x09, 0x6a, 0x6f, 0x69, 0x6e, 0x49, 0x6e, 0x64, 0x65,
+	0x78, 0x18, 0x01, 0x20, 0x01, 0x28, 0x05, 0x52, 0x09, 0x6a, 0x6f, 0x69, 0x6e, 0x49, 0x6e, 0x64,
+	0x65, 0x78, 0x12, 0x22, 0x0a, 0x0c, 0x69, 0x6e, 0x74, 0x41, 0x75, 0x74, 0x68, 0x54, 0x6f, 0x6b,
+	0x65, 0x6e, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0c, 0x69, 0x6e, 0x74, 0x41, 0x75, 0x74,
+	0x68, 0x54, 0x6f, 0x6b, 0x65, 0x6e, 0x12, 0x20, 0x0a, 0x0b, 0x62, 0x6f, 0x75, 0x6e, 0x64, 0x52,
+	0x6f, 0x6f, 0x6d, 0x49, 0x64, 0x18, 0x03, 0x20, 0x01, 0x28, 0x05, 0x52, 0x0b, 0x62, 0x6f, 0x75,
+	0x6e, 0x64, 0x52, 0x6f, 0x6f, 0x6d, 0x49, 0x64, 0x12, 0x18, 0x0a, 0x07, 0x61, 0x75, 0x74, 0x68,
+	0x4b, 0x65, 0x79, 0x18, 0x04, 0x20, 0x01, 0x28, 0x05, 0x52, 0x07, 0x61, 0x75, 0x74, 0x68, 0x4b,
+	0x65, 0x79, 0x42, 0x13, 0x5a, 0x11, 0x62, 0x61, 0x74, 0x74, 0x6c, 0x65, 0x5f, 0x73, 0x72, 0x76,
+	0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -1984,7 +2064,7 @@ func file_room_downsync_frame_proto_rawDescGZIP() []byte {
 	return file_room_downsync_frame_proto_rawDescData
 }
 
-var file_room_downsync_frame_proto_msgTypes = make([]protoimpl.MessageInfo, 12)
+var file_room_downsync_frame_proto_msgTypes = make([]protoimpl.MessageInfo, 13)
 var file_room_downsync_frame_proto_goTypes = []interface{}{
 	(*PlayerDownsync)(nil),       // 0: protos.PlayerDownsync
 	(*InputFrameDecoded)(nil),    // 1: protos.InputFrameDecoded
@@ -1998,6 +2078,7 @@ var file_room_downsync_frame_proto_goTypes = []interface{}{
 	(*FireballBullet)(nil),       // 9: protos.FireballBullet
 	(*BattleColliderInfo)(nil),   // 10: protos.BattleColliderInfo
 	(*RoomDownsyncFrame)(nil),    // 11: protos.RoomDownsyncFrame
+	(*HolePunchUpsync)(nil),      // 12: protos.HolePunchUpsync
 }
 var file_room_downsync_frame_proto_depIdxs = []int32{
 	2,  // 0: protos.WsReq.inputFrameUpsyncBatch:type_name -> protos.InputFrameUpsync
@@ -2166,6 +2247,18 @@ func file_room_downsync_frame_proto_init() {
 				return nil
 			}
 		}
+		file_room_downsync_frame_proto_msgTypes[12].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*HolePunchUpsync); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -2173,7 +2266,7 @@ func file_room_downsync_frame_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_room_downsync_frame_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   12,
+			NumMessages:   13,
 			NumExtensions: 0,
 			NumServices:   0,
 		},

frontend/assets/resources/pbfiles/room_downsync_frame.proto

@@ -208,3 +208,10 @@ message RoomDownsyncFrame {
 
   int32 bulletLocalIdCounter = 1027;
 }
+
+message HolePunchUpsync {
+ int32 joinIndex = 1;
+ string intAuthToken = 2;
+ int32 boundRoomId = 3;
+ int32 authKey = 4;
+}

frontend/assets/scenes/offline_map.fire

@@ -547,7 +547,7 @@
       "array": [
         0,
         0,
-        210.25627653647612,
+        210.43935996345485,
         0,
         0,
         0,

frontend/assets/scripts/OfflineMap.js

@@ -147,7 +147,14 @@ cc.Class({
       if (cc.sys.isNative) {
         DelayNoMore.UdpSession.upsertPeerUdpAddr(self.selfPlayerInfo.JoinIndex, "192.168.31.194", 6789, 123456);
         const res1 = DelayNoMore.UdpSession.openUdpSession(8888 + self.selfPlayerInfo.JoinIndex);
-        //const res2 = DelayNoMore.UdpSession.closeUdpSession();
+        const holePunchDate = window.pb.protos.HolePunchUpsync.encode({
+          joinIndex: self.selfPlayerInfo.JoinIndex,
+          boundRoomId: 22,
+          intAuthToken: "foobar",
+          authKey: Math.floor(Math.random() * 65535),
+        }).finish()
+        const res2 = DelayNoMore.UdpSession.punchToServer(holePunchDate);
+      //const res3 = DelayNoMore.UdpSession.closeUdpSession();
       }
       self.onRoomDownsyncFrame(startRdf);
 

frontend/assets/scripts/modules/room_downsync_frame_proto_bundle.forcemsg.js

@@ -6916,6 +6916,279 @@ $root.protos = (function() {
         return RoomDownsyncFrame;
     })();
 
+    protos.HolePunchUpsync = (function() {
+
+        /**
+         * Properties of a HolePunchUpsync.
+         * @memberof protos
+         * @interface IHolePunchUpsync
+         * @property {number|null} [joinIndex] HolePunchUpsync joinIndex
+         * @property {string|null} [intAuthToken] HolePunchUpsync intAuthToken
+         * @property {number|null} [boundRoomId] HolePunchUpsync boundRoomId
+         * @property {number|null} [authKey] HolePunchUpsync authKey
+         */
+
+        /**
+         * Constructs a new HolePunchUpsync.
+         * @memberof protos
+         * @classdesc Represents a HolePunchUpsync.
+         * @implements IHolePunchUpsync
+         * @constructor
+         * @param {protos.IHolePunchUpsync=} [properties] Properties to set
+         */
+        function HolePunchUpsync(properties) {
+            if (properties)
+                for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
+                    if (properties[keys[i]] != null)
+                        this[keys[i]] = properties[keys[i]];
+        }
+
+        /**
+         * HolePunchUpsync joinIndex.
+         * @member {number} joinIndex
+         * @memberof protos.HolePunchUpsync
+         * @instance
+         */
+        HolePunchUpsync.prototype.joinIndex = 0;
+
+        /**
+         * HolePunchUpsync intAuthToken.
+         * @member {string} intAuthToken
+         * @memberof protos.HolePunchUpsync
+         * @instance
+         */
+        HolePunchUpsync.prototype.intAuthToken = "";
+
+        /**
+         * HolePunchUpsync boundRoomId.
+         * @member {number} boundRoomId
+         * @memberof protos.HolePunchUpsync
+         * @instance
+         */
+        HolePunchUpsync.prototype.boundRoomId = 0;
+
+        /**
+         * HolePunchUpsync authKey.
+         * @member {number} authKey
+         * @memberof protos.HolePunchUpsync
+         * @instance
+         */
+        HolePunchUpsync.prototype.authKey = 0;
+
+        /**
+         * Creates a new HolePunchUpsync instance using the specified properties.
+         * @function create
+         * @memberof protos.HolePunchUpsync
+         * @static
+         * @param {protos.IHolePunchUpsync=} [properties] Properties to set
+         * @returns {protos.HolePunchUpsync} HolePunchUpsync instance
+         */
+        HolePunchUpsync.create = function create(properties) {
+            return new HolePunchUpsync(properties);
+        };
+
+        /**
+         * Encodes the specified HolePunchUpsync message. Does not implicitly {@link protos.HolePunchUpsync.verify|verify} messages.
+         * @function encode
+         * @memberof protos.HolePunchUpsync
+         * @static
+         * @param {protos.HolePunchUpsync} message HolePunchUpsync message or plain object to encode
+         * @param {$protobuf.Writer} [writer] Writer to encode to
+         * @returns {$protobuf.Writer} Writer
+         */
+        HolePunchUpsync.encode = function encode(message, writer) {
+            if (!writer)
+                writer = $Writer.create();
+            if (message.joinIndex != null && Object.hasOwnProperty.call(message, "joinIndex"))
+                writer.uint32(/* id 1, wireType 0 =*/8).int32(message.joinIndex);
+            if (message.intAuthToken != null && Object.hasOwnProperty.call(message, "intAuthToken"))
+                writer.uint32(/* id 2, wireType 2 =*/18).string(message.intAuthToken);
+            if (message.boundRoomId != null && Object.hasOwnProperty.call(message, "boundRoomId"))
+                writer.uint32(/* id 3, wireType 0 =*/24).int32(message.boundRoomId);
+            if (message.authKey != null && Object.hasOwnProperty.call(message, "authKey"))
+                writer.uint32(/* id 4, wireType 0 =*/32).int32(message.authKey);
+            return writer;
+        };
+
+        /**
+         * Encodes the specified HolePunchUpsync message, length delimited. Does not implicitly {@link protos.HolePunchUpsync.verify|verify} messages.
+         * @function encodeDelimited
+         * @memberof protos.HolePunchUpsync
+         * @static
+         * @param {protos.HolePunchUpsync} message HolePunchUpsync message or plain object to encode
+         * @param {$protobuf.Writer} [writer] Writer to encode to
+         * @returns {$protobuf.Writer} Writer
+         */
+        HolePunchUpsync.encodeDelimited = function encodeDelimited(message, writer) {
+            return this.encode(message, writer).ldelim();
+        };
+
+        /**
+         * Decodes a HolePunchUpsync message from the specified reader or buffer.
+         * @function decode
+         * @memberof protos.HolePunchUpsync
+         * @static
+         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
+         * @param {number} [length] Message length if known beforehand
+         * @returns {protos.HolePunchUpsync} HolePunchUpsync
+         * @throws {Error} If the payload is not a reader or valid buffer
+         * @throws {$protobuf.util.ProtocolError} If required fields are missing
+         */
+        HolePunchUpsync.decode = function decode(reader, length) {
+            if (!(reader instanceof $Reader))
+                reader = $Reader.create(reader);
+            var end = length === undefined ? reader.len : reader.pos + length, message = new $root.protos.HolePunchUpsync();
+            while (reader.pos < end) {
+                var tag = reader.uint32();
+                switch (tag >>> 3) {
+                case 1: {
+                        message.joinIndex = reader.int32();
+                        break;
+                    }
+                case 2: {
+                        message.intAuthToken = reader.string();
+                        break;
+                    }
+                case 3: {
+                        message.boundRoomId = reader.int32();
+                        break;
+                    }
+                case 4: {
+                        message.authKey = reader.int32();
+                        break;
+                    }
+                default:
+                    reader.skipType(tag & 7);
+                    break;
+                }
+            }
+            return message;
+        };
+
+        /**
+         * Decodes a HolePunchUpsync message from the specified reader or buffer, length delimited.
+         * @function decodeDelimited
+         * @memberof protos.HolePunchUpsync
+         * @static
+         * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
+         * @returns {protos.HolePunchUpsync} HolePunchUpsync
+         * @throws {Error} If the payload is not a reader or valid buffer
+         * @throws {$protobuf.util.ProtocolError} If required fields are missing
+         */
+        HolePunchUpsync.decodeDelimited = function decodeDelimited(reader) {
+            if (!(reader instanceof $Reader))
+                reader = new $Reader(reader);
+            return this.decode(reader, reader.uint32());
+        };
+
+        /**
+         * Verifies a HolePunchUpsync message.
+         * @function verify
+         * @memberof protos.HolePunchUpsync
+         * @static
+         * @param {Object.<string,*>} message Plain object to verify
+         * @returns {string|null} `null` if valid, otherwise the reason why it is not
+         */
+        HolePunchUpsync.verify = function verify(message) {
+            if (typeof message !== "object" || message === null)
+                return "object expected";
+            if (message.joinIndex != null && message.hasOwnProperty("joinIndex"))
+                if (!$util.isInteger(message.joinIndex))
+                    return "joinIndex: integer expected";
+            if (message.intAuthToken != null && message.hasOwnProperty("intAuthToken"))
+                if (!$util.isString(message.intAuthToken))
+                    return "intAuthToken: string expected";
+            if (message.boundRoomId != null && message.hasOwnProperty("boundRoomId"))
+                if (!$util.isInteger(message.boundRoomId))
+                    return "boundRoomId: integer expected";
+            if (message.authKey != null && message.hasOwnProperty("authKey"))
+                if (!$util.isInteger(message.authKey))
+                    return "authKey: integer expected";
+            return null;
+        };
+
+        /**
+         * Creates a HolePunchUpsync message from a plain object. Also converts values to their respective internal types.
+         * @function fromObject
+         * @memberof protos.HolePunchUpsync
+         * @static
+         * @param {Object.<string,*>} object Plain object
+         * @returns {protos.HolePunchUpsync} HolePunchUpsync
+         */
+        HolePunchUpsync.fromObject = function fromObject(object) {
+            if (object instanceof $root.protos.HolePunchUpsync)
+                return object;
+            var message = new $root.protos.HolePunchUpsync();
+            if (object.joinIndex != null)
+                message.joinIndex = object.joinIndex | 0;
+            if (object.intAuthToken != null)
+                message.intAuthToken = String(object.intAuthToken);
+            if (object.boundRoomId != null)
+                message.boundRoomId = object.boundRoomId | 0;
+            if (object.authKey != null)
+                message.authKey = object.authKey | 0;
+            return message;
+        };
+
+        /**
+         * Creates a plain object from a HolePunchUpsync message. Also converts values to other types if specified.
+         * @function toObject
+         * @memberof protos.HolePunchUpsync
+         * @static
+         * @param {protos.HolePunchUpsync} message HolePunchUpsync
+         * @param {$protobuf.IConversionOptions} [options] Conversion options
+         * @returns {Object.<string,*>} Plain object
+         */
+        HolePunchUpsync.toObject = function toObject(message, options) {
+            if (!options)
+                options = {};
+            var object = {};
+            if (options.defaults) {
+                object.joinIndex = 0;
+                object.intAuthToken = "";
+                object.boundRoomId = 0;
+                object.authKey = 0;
+            }
+            if (message.joinIndex != null && message.hasOwnProperty("joinIndex"))
+                object.joinIndex = message.joinIndex;
+            if (message.intAuthToken != null && message.hasOwnProperty("intAuthToken"))
+                object.intAuthToken = message.intAuthToken;
+            if (message.boundRoomId != null && message.hasOwnProperty("boundRoomId"))
+                object.boundRoomId = message.boundRoomId;
+            if (message.authKey != null && message.hasOwnProperty("authKey"))
+                object.authKey = message.authKey;
+            return object;
+        };
+
+        /**
+         * Converts this HolePunchUpsync to JSON.
+         * @function toJSON
+         * @memberof protos.HolePunchUpsync
+         * @instance
+         * @returns {Object.<string,*>} JSON object
+         */
+        HolePunchUpsync.prototype.toJSON = function toJSON() {
+            return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
+        };
+
+        /**
+         * Gets the default type url for HolePunchUpsync
+         * @function getTypeUrl
+         * @memberof protos.HolePunchUpsync
+         * @static
+         * @param {string} [typeUrlPrefix] your custom typeUrlPrefix(default "type.googleapis.com")
+         * @returns {string} The default type url
+         */
+        HolePunchUpsync.getTypeUrl = function getTypeUrl(typeUrlPrefix) {
+            if (typeUrlPrefix === undefined) {
+                typeUrlPrefix = "type.googleapis.com";
+            }
+            return typeUrlPrefix + "/protos.HolePunchUpsync";
+        };
+
+        return HolePunchUpsync;
+    })();
+
     return protos;
 })();
 

frontend/build-templates/jsb-link/frameworks/runtime-src/Classes/udp_session.cpp

@@ -4,9 +4,12 @@
 #include "uv/uv.h"
 #include <thread>
 
-static uv_udp_t* udpSocket = NULL;
+uv_udp_t* udpSocket = NULL;
 uv_loop_t* loop = NULL; // Only this loop is used for this simple PoC
 
+int const sendBufferLen = 1024;
+uv_mutex_t sendLock, recvLock;
+
 void _onRead(uv_udp_t* req, ssize_t nread, const uv_buf_t* buf, const struct sockaddr* addr, unsigned flags) {
     if (nread < 0) {
         CCLOGERROR("Read error %s", uv_err_name(nread));
@@ -32,9 +35,13 @@ static void _allocBuffer(uv_handle_t* handle, size_t suggested_size, uv_buf_t* b
 void startRecvLoop(void* arg) {
     uv_loop_t* loop = (uv_loop_t*)arg;
     uv_run(loop, UV_RUN_DEFAULT);
+    CCLOG("UDP session is ended!");
 }
 
 bool DelayNoMore::UdpSession::openUdpSession(int port) {
+    uv_mutex_init(&sendLock);
+    uv_mutex_init(&recvLock);
+
     CCLOG("About to open UDP session at port=%d...", port);
     loop = uv_loop_new(); // Only the default loop is used for this simple PoC
     udpSocket = (uv_udp_t*)malloc(sizeof(uv_udp_t));
@@ -48,19 +55,6 @@ bool DelayNoMore::UdpSession::openUdpSession(int port) {
     
     uv_thread_t recvTid;
     uv_thread_create(&recvTid, startRecvLoop, loop);
-     
-    //std::thread([=]() {
-    //    udpSocket = (uv_udp_t*)malloc(sizeof(uv_udp_t));
-    //    SOCKADDR_IN recv_addr;
-    //    uv_ip4_addr("0.0.0.0", port, &recv_addr);
-    //
-    //    uv_udp_init(loop, udpSocket);
-    //
-    //    uv_udp_bind(udpSocket, (struct sockaddr const*)&recv_addr, UV_UDP_REUSEADDR);
-    //    uv_udp_recv_start(udpSocket, _allocBuffer, _onRead);
-    //
-    //    startRecvLoop(loop);
-    //}).detach();
 
     CCLOG("Finished opening UDP session at port=%d", port);
 
@@ -79,6 +73,9 @@ bool DelayNoMore::UdpSession::closeUdpSession() {
     uv_loop_close(loop);
     free(udpSocket);
     free(loop);
+
+    uv_mutex_destroy(&sendLock);
+    uv_mutex_destroy(&recvLock);
     CCLOG("Closed udp session and dealloc all resources...");
 
     return true;
@@ -104,3 +101,22 @@ void DelayNoMore::UdpSession::onMessage(BYTEC* const bytes) {
         }
     }
 }
+
+void _onSend(uv_udp_send_t* req, int status) {
+    free(req);
+    if (status) {
+        fprintf(stderr, "uv_udp_send_cb error: %s\n", uv_strerror(status));
+    }
+}
+
+bool DelayNoMore::UdpSession::punchToServer(BYTEC* const bytes) {
+    uv_mutex_lock(&sendLock);
+    uv_udp_send_t* req = (uv_udp_send_t*)malloc(sizeof(uv_udp_send_t));
+    uv_buf_t sendBuffer = uv_buf_init(bytes, sizeof bytes); // [WARNING] The RAM space used for "bytes", either on stack or in heap, is preallocated and managed by the caller.
+
+    SOCKADDR_IN destAddr;
+    uv_ip4_addr("127.0.0.1", 3000, &destAddr);
+    uv_udp_send(req, udpSocket, &sendBuffer, 1, (struct sockaddr const*)&destAddr, _onSend);
+    uv_mutex_unlock(&sendLock);
+    return true;
+}

frontend/build-templates/jsb-link/frameworks/runtime-src/Classes/udp_session.hpp

@@ -3,7 +3,7 @@
 
 #include "cocos/scripting/js-bindings/jswrapper/SeApi.h"
 
-typedef unsigned char const BYTEC;
+typedef char BYTEC;
 typedef char const CHARC;
 
 namespace DelayNoMore {
@@ -13,7 +13,7 @@ namespace DelayNoMore {
         static bool closeUdpSession();
         static bool upsertPeerUdpAddr(int joinIndex, CHARC* const ip, int port, uint32_t authKey);
         //static bool clearPeerUDPAddrList();
-        //static void punchToServer(CBYTE* const bytes);
+        static bool punchToServer(BYTEC* const bytes);
         static void onMessage(BYTEC* const bytes);
     };
 }

frontend/build-templates/jsb-link/frameworks/runtime-src/Classes/udp_session_bridge.cpp

@@ -6,17 +6,35 @@ bool openUdpSession(se::State& s) {
     const auto& args = s.args();
     size_t argc = args.size();
     CC_UNUSED bool ok = true;
-    if (1 == argc) {
+    if (1 == argc && args[0].isNumber()) {
         SE_PRECONDITION2(ok, false, "openUdpSession: Error processing arguments");
         int port = args[0].toInt32();
         return DelayNoMore::UdpSession::openUdpSession(port);
     }
-    SE_REPORT_ERROR("wrong number of arguments: %d, was expecting %d", (int)argc, 1);
+    SE_REPORT_ERROR("wrong number of arguments: %d, was expecting %d; or wrong arg type!", (int)argc, 1);
 
     return false;
 }
 SE_BIND_FUNC(openUdpSession)
 
+bool punchToServer(se::State& s) {
+    const auto& args = s.args();
+    size_t argc = args.size();
+    CC_UNUSED bool ok = true;
+    if (1 == argc && args[0].isObject() && args[0].toObject()->isTypedArray()) {
+        SE_PRECONDITION2(ok, false, "punchToServer: Error processing arguments");
+        BYTEC bytes[1024];
+        memset(bytes, 0, sizeof bytes);
+        se::Object* obj = args[0].toObject();
+        size_t sz = 0;
+        obj->getTypedArrayData((uint8_t**)&bytes, &sz);
+        return DelayNoMore::UdpSession::punchToServer(bytes);
+    }
+    SE_REPORT_ERROR("wrong number of arguments: %d, was expecting %d; or wrong arg type!", (int)argc, 1);
+    return false;
+}
+SE_BIND_FUNC(punchToServer)
+
 bool closeUdpSession(se::State& s) {
     const auto& args = s.args();
     size_t argc = args.size();
@@ -35,7 +53,7 @@ bool upsertPeerUdpAddr(se::State& s) {
     const auto& args = s.args();
     size_t argc = args.size();
     CC_UNUSED bool ok = true;
-    if (4 == argc) {
+    if (4 == argc && args[0].isNumber() && args[1].isString() && args[2].isNumber() && args[3].isNumber()) {
         SE_PRECONDITION2(ok, false, "upsertPeerUdpAddr: Error processing arguments");
         int joinIndex = args[0].toInt32();
         CHARC* ip = args[1].toString().c_str();
@@ -43,7 +61,7 @@ bool upsertPeerUdpAddr(se::State& s) {
         uint32_t authKey = args[3].toUint32();
         return DelayNoMore::UdpSession::upsertPeerUdpAddr(joinIndex, ip, port, authKey);
     }
-    SE_REPORT_ERROR("wrong number of arguments: %d, was expecting %d", (int)argc, 4);
+    SE_REPORT_ERROR("wrong number of arguments: %d, was expecting %d; or wrong arg type!", (int)argc, 4);
     
     return false;
 }
@@ -79,6 +97,7 @@ bool registerUdpSession(se::Object* obj)
     auto cls = se::Class::create("UdpSession", ns, nullptr, nullptr);
 
     cls->defineStaticFunction("openUdpSession", _SE(openUdpSession));
+    cls->defineStaticFunction("punchToServer", _SE(punchToServer));
     cls->defineStaticFunction("closeUdpSession", _SE(closeUdpSession));
     cls->defineStaticFunction("upsertPeerUdpAddr", _SE(upsertPeerUdpAddr));
     cls->defineFinalizeFunction(_SE(udpSessionFinalize));

frontend/build-templates/jsb-link/frameworks/runtime-src/Classes/udp_session_bridge.hpp

@@ -11,6 +11,7 @@ extern se::Class* __jsb_udp_session_class;
 bool registerUdpSession(se::Object* obj);
 
 SE_DECLARE_FUNC(openUdpSession);
+SE_DECLARE_FUNC(punchToServer);
 SE_DECLARE_FUNC(closeUdpSession);
 SE_DECLARE_FUNC(upsertPeerUdpAddr);
 

frontend/settings/builder.json

@@ -17,7 +17,8 @@
   },
   "encryptJs": false,
   "excludeScenes": [
-    "8491a86c-bec9-4813-968a-128ca01639e0"
+    "92160186-3e0d-4e0a-ae20-97286170ba58",
+    "2ff474d9-0c9e-4fe3-87ec-fbff7cae85b4"
   ],
   "fb-instant-games": {},
   "includeSDKBox": false,
@@ -37,7 +38,7 @@
     "REMOTE_SERVER_ROOT": "",
     "orientation": "portrait"
   },
-  "startScene": "2ff474d9-0c9e-4fe3-87ec-fbff7cae85b4",
+  "startScene": "8491a86c-bec9-4813-968a-128ca01639e0",
   "title": "DelayNoMore",
   "webOrientation": "landscape",
   "wechatgame": {

udp_server_prac/main.go

@@ -0,0 +1,31 @@
+package main
+
+import (
+	"fmt"
+	"net"
+	"strings"
+)
+
+func main() {
+	conn, err := net.ListenUDP("udp", &net.UDPAddr{
+		Port: 3000,
+		IP:   net.ParseIP("127.0.0.1"),
+	})
+	if err != nil {
+		panic(err)
+	}
+
+	defer conn.Close()
+	fmt.Printf("server listening %s\n", conn.LocalAddr().String())
+
+	for {
+		message := make([]byte, 2046)
+		rlen, remote, err := conn.ReadFromUDP(message[:])
+		if err != nil {
+			panic(err)
+		}
+
+		data := strings.TrimSpace(string(message[:rlen]))
+		fmt.Printf("received: %s from %s\n", data, remote)
+	}
+}