LAN stuff (WIP)
This commit is contained in:
ayunami2000
parent
d01c6fb300
commit
fa4c20e4d1
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@ -314,7 +314,7 @@ window.startVoiceClient = () => {
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// %%%%%%%%%%%%%%%%%%%%%%%%%%%%% LAN CLIENT CODE %%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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window.initializeLANClient = (() => {
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const READYSTATE_INIT_FAILED = -2;
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const READYSTATE_FAILED = -1;
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const READYSTATE_DISCONNECTED = 0;
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@ -322,61 +322,139 @@ window.initializeLANClient = (() => {
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const READYSTATE_CONNECTED = 2;
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class EaglercraftLANClient {
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constructor() {
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this.ICEServers = [];
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this.peerConnection = null;
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this.dataChannel = null;
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this.readyState = READYSTATE_CONNECTING;
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this.iceCandidateHandler = null;
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this.descriptionHandler = null;
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this.remoteDataChannelHandler = null;
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this.remoteDisconnectHandler = null;
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this.remotePacketHandler = null;
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}
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LANClientSupported() {
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return typeof window.RTCPeerConnection !== "undefined";
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}
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initializeClient() {
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try {
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if(this.dataChannel != null) {
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this.dataChannel.close();
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this.dataChannel = null;
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}
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if(this.peerConnection != null) {
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this.peerConnection.close();
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this.peerConnection = null;
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}
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this.peerConnection = new RTCPeerConnection({ iceServers: this.ICEServers, optional: [ { DtlsSrtpKeyAgreement: true } ] });
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this.readyState = READYSTATE_CONNECTING;
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} catch (e) {
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this.readyState = READYSTATE_INIT_FAILED;
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}
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}
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setICEServers(urls) {
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this.ICEServers.length = 0;
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for(var i = 0; i < urls.length; ++i) {
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var etr = urls[i].split(";");
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if(etr.length == 1) {
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this.ICEServers.push({ urls: etr[0] });
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}else if(etr.length == 3) {
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this.ICEServers.push({ urls: etr[0], username: etr[1], credential: etr[2] });
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}
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}
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}
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setICECandidateHandler(cb) {
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this.iceCandidateHandler = cb;
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}
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setDescriptionHandler(cb) {
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this.descriptionHandler = cb;
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}
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setRemoteDataChannelHandler(cb) {
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this.remoteDataChannelHandler = cb;
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}
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setRemoteDisconnectHandler(cb) {
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this.remoteDisconnectHandler = cb;
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}
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setRemotePacketHandler(cb) {
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this.remotePacketHandler = cb;
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}
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getReadyState() {
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return this.readyState;
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}
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sendPacketToServer(buffer) {
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this.dataChannel.send(buffer);
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}
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signalRemoteConnect() {
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const self = this;
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this.peerConnection.addEventListener("icecandidate", (evt) => {
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if(evt.candidate) {
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self.iceCandidateHandler(JSON.stringify({ sdpMLineIndex: evt.candidate.sdpMLineIndex, candidate: evt.candidate.candidate }));
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}
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});
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this.peerConnection.addEventListener("datachannel", (evt) => {
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self.channel = evt.channel;
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self.remoteDataChannelHandler(self.channel);
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evt.channel.addEventListener("message", (evt) => {
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self.remotePacketHandler(evt.data);
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});
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});
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this.peerConnection.createOffer((desc) => {
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const selfDesc = desc;
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self.peerConnection.setLocalDescription(selfDesc, () => {
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self.descriptionHandler(JSON.stringify(selfDesc));
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}, (err) => {
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console.error("Failed to set local description! " + err);
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self.readyState = READYSTATE_FAILED;
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self.signalRemoteDisconnect();
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});
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}, (err) => {
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console.error("Failed to set create offer! " + err);
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self.readyState = READYSTATE_FAILED;
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self.signalRemoteDisconnect();
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});
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this.peerConnection.addEventListener("connectionstatechange", (evt) => {
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if(evt.connectionState === 'disconnected') {
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self.signalRemoteDisconnect();
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} else if (evt.connectionState === 'connected') {
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self.readyState = READYSTATE_CONNECTED;
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} else if (evt.connectionState === 'failed') {
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self.readyState = READYSTATE_FAILED;
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self.signalRemoteDisconnect();
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}
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});
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}
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signalRemoteDescription(descJSON) {
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this.peerConnection.setRemoteDescription(descJSON);
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}
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signalRemoteICECandidate(candidate) {
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this.peerConnection.addICECandidate(candidate);
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}
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signalRemoteDisconnect() {
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if(this.dataChannel != null) {
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this.dataChannel.close();
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this.dataChannel = null;
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}
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this.peerConnection.close();
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this.remoteDisconnectHandler();
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this.readyState = READYSTATE_DISCONNECTED;
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}
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};
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@ -396,67 +474,245 @@ window.startLANClient = () => {
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// %%%%%%%%%%%%%%%%%%%%%%%%%%%%% LAN SERVER CODE %%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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window.initializeLANServer = (() => {
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const PEERSTATE_FAILED = 0;
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const PEERSTATE_SUCCESS = 1;
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const PEERSTATE_LOADING = 2;
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class EaglercraftLANPeer {
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constructor(client, peerId, peerConnection) {
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this.client = client;
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this.peerId = peerId;
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this.peerConnection = peerConnection;
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this.dataChannel = null;
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const self = this;
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this.peerConnection.addEventListener("icecandidate", (evt) => {
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if(evt.candidate) {
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self.client.iceCandidateHandler(self.peerId, JSON.stringify({ sdpMLineIndex: evt.candidate.sdpMLineIndex, candidate: evt.candidate.candidate }));
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}
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});
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this.dataChannel = this.peerConnection.createDataChannel("lan");
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this.dataChannel.addEventListener("open", (evt) => {
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self.client.remoteClientDataChannelHandler(self.peerId, this.dataChannel);
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});
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this.dataChannel.addEventListener("message", (evt) => {
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self.client.remoteClientPacketHandler(self.peerId, evt.data);
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});
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this.peerConnection.addEventListener("connectionstatechange", (evt) => {
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if(evt.connectionState === 'disconnected') {
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self.client.signalRemoteDisconnect(self.peerId);
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} else if (evt.connectionState === 'connected') {
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if (self.client.peerState != PEERSTATE_SUCCESS) self.client.peerState = PEERSTATE_SUCCESS;
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} else if (evt.connectionState === 'failed') {
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if (self.client.peerState == PEERSTATE_LOADING) self.client.peerState = PEERSTATE_FAILED;
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self.client.signalRemoteDisconnect(self.peerId);
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}
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});
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}
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disconnect() {
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if(this.dataChannel != null) {
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this.dataChannel.close();
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this.dataChannel = null;
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}
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this.peerConnection.close();
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}
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setRemoteDescription(descJSON) {
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const self = this;
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try {
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const remoteDesc = JSON.parse(descJSON);
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this.peerConnection.setRemoteDescription(remoteDesc, () => {
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if(remoteDesc.type == 'offer') {
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self.peerConnection.createAnswer((desc) => {
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const selfDesc = desc;
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self.peerConnection.setLocalDescription(selfDesc, () => {
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self.client.descriptionHandler(self.peerId, JSON.stringify(selfDesc));
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if (self.client.peerStateDesc != PEERSTATE_SUCCESS) self.client.peerStateDesc = PEERSTATE_SUCCESS;
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}, (err) => {
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console.error("Failed to set local description for \"" + self.peerId + "\"! " + err);
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if (self.client.peerStateDesc == PEERSTATE_LOADING) self.client.peerStateDesc = PEERSTATE_FAILED;
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self.client.signalRemoteDisconnect(self.peerId);
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});
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}, (err) => {
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console.error("Failed to create answer for \"" + self.peerId + "\"! " + err);
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if (self.client.peerStateDesc == PEERSTATE_LOADING) self.client.peerStateDesc = PEERSTATE_FAILED;
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self.client.signalRemoteDisconnect(self.peerId);
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});
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}
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}, (err) => {
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console.error("Failed to set remote description for \"" + self.peerId + "\"! " + err);
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if (self.client.peerStateDesc == PEERSTATE_LOADING) self.client.peerStateDesc = PEERSTATE_FAILED;
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self.client.signalRemoteDisconnect(self.peerId);
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});
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} catch (err) {
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console.error("Failed to parse remote description for \"" + self.peerId + "\"! " + err);
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if (self.client.peerStateDesc == PEERSTATE_LOADING) self.client.peerStateDesc = PEERSTATE_FAILED;
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self.client.signalRemoteDisconnect(self.peerId);
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}
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}
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addICECandidate(candidate) {
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try {
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this.peerConnection.addIceCandidate(new RTCIceCandidate(JSON.parse(candidate)));
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if (this.client.peerStateIce != PEERSTATE_SUCCESS) this.client.peerStateIce = PEERSTATE_SUCCESS;
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} catch (err) {
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console.error("Failed to parse ice candidate for \"" + this.peerId + "\"! " + err);
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if (this.client.peerStateIce == PEERSTATE_LOADING) this.client.peerStateIce = PEERSTATE_FAILED;
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this.client.signalRemoteDisconnect(this.peerId);
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}
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}
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}
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class EaglercraftLANServer {
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constructor() {
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this.ICEServers = [];
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this.hasInit = false;
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this.peerList = new Map();
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this.readyState = READYSTATE_NONE;
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this.peerState = PEERSTATE_LOADING;
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this.peerStateConnect = PEERSTATE_LOADING;
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this.peerStateInitial = PEERSTATE_LOADING;
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this.peerStateDesc = PEERSTATE_LOADING;
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this.peerStateIce = PEERSTATE_LOADING;
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this.iceCandidateHandler = null;
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this.descriptionHandler = null;
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this.remoteClientDataChannelHandler = null;
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this.remoteClientDisconnectHandler = null;
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this.remoteClientPacketHandler = null;
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}
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LANServerSupported() {
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return typeof window.RTCPeerConnection !== "undefined";
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}
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initializeServer() {
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// nothing to do!
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}
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setRecieveCodeHandler(cb) {
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// not yet implemented!
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}
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setICEServers(urls) {
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this.ICEServers.length = 0;
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for(var i = 0; i < urls.length; ++i) {
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var etr = urls[i].split(";");
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if(etr.length == 1) {
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this.ICEServers.push({ urls: etr[0] });
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}else if(etr.length == 3) {
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this.ICEServers.push({ urls: etr[0], username: etr[1], credential: etr[2] });
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}
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}
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}
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setICECandidateHandler(cb) {
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this.iceCandidateHandler = cb;
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}
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setDescriptionHandler(cb) {
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this.descriptionHandler = cb;
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}
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setRemoteClientDataChannelHandler(cb) {
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this.remoteClientDataChannelHandler = cb;
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}
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setRemoteClientDisconnectHandler(cb) {
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this.remoteClientDisconnectHandler = cb;
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}
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setRemoteClientPacketHandler(cb) {
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this.remoteClientPacketHandler = cb;
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}
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sendPacketToRemoteClient(peerId, buffer) {
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var thePeer = this.peerList.get(peerId);
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if((typeof thePeer !== "undefined") && thePeer !== null) {
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thePeer.dataChannel.send(buffer);
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}
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}
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resetPeerStates() {
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this.peerState = this.peerStateConnect = this.peerStateInitial = this.peerStateDesc = this.peerStateIce = PEERSTATE_LOADING;
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}
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getPeerState() {
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return this.peerState;
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}
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getPeerStateConnect() {
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return this.peerStateConnect;
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}
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getPeerStateInitial() {
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return this.peerStateInitial;
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}
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getPeerStateDesc() {
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return this.peerStateDesc;
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}
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getPeerStateIce() {
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return this.peerStateIce;
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}
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signalRemoteConnect(peerId) {
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try {
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const peerConnection = new RTCPeerConnection({ iceServers: this.ICEServers, optional: [ { DtlsSrtpKeyAgreement: true } ] });
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const peerInstance = new EaglercraftLANPeer(this, peerId, peerConnection);
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this.peerList.set(peerId, peerInstance);
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if (this.peerStateConnect != PEERSTATE_SUCCESS) this.peerStateConnect = PEERSTATE_SUCCESS;
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} catch (e) {
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if (this.peerStateConnect == PEERSTATE_LOADING) this.peerStateConnect = PEERSTATE_FAILED;
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}
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}
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signalRemoteDescription(peerId, descJSON) {
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var thePeer = this.peerList.get(peerId);
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if((typeof thePeer !== "undefined") && thePeer !== null) {
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thePeer.setRemoteDescription(descJSON);
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}
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}
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signalRemoteICECandidate(peerId, candidate) {
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var thePeer = this.peerList.get(peerId);
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if((typeof thePeer !== "undefined") && thePeer !== null) {
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thePeer.addICECandidate(candidate);
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}
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}
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disconnectRemotePeer(peerId) {
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signalRemoteDisconnect(peerId) {
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if(peerId.length == 0) {
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for(const thePeer of this.peerList.values()) {
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if((typeof thePeer !== "undefined") && thePeer !== null) {
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this.peerList.delete(thePeer);
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try {
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thePeer.disconnect();
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}catch(e) {}
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this.remoteClientDisconnectHandler(peerId, quiet);
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}
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}
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this.peerList.clear();
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return;
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}
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var thePeer = this.peerList.get(peerId);
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if((typeof thePeer !== "undefined") && thePeer !== null) {
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this.peerList.delete(thePeer);
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try {
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thePeer.disconnect();
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}catch(e) {}
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this.remoteClientDisconnectHandler(peerId, quiet);
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}
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}
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};
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@ -2934,10 +2934,13 @@ public class EaglerAdapterImpl2 {
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return !isLittleEndian;
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}
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private static EaglercraftLANClient rtcLANClient = null; //TODO
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private static EaglercraftLANClient rtcLANClient = null;
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@JSBody(params = { }, script = "return window.startLANClient();")
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private static native EaglercraftLANClient startRTCLANClient();
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private static boolean clientLANinit = false;
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private static final List<byte[]> clientLANPacketBuffer = new ArrayList<>();
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public static final int LAN_CLIENT_INIT_FAILED = -2;
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public static final int LAN_CLIENT_FAILED = -1;
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@ -2946,39 +2949,128 @@ public class EaglerAdapterImpl2 {
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public static final int LAN_CLIENT_CONNECTED = 2;
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public static final boolean clientLANSupported() {
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return true;
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return rtcLANClient.LANClientSupported();
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}
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public static final void clientLANSetServer(String relay, String peerId) {
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if(!clientLANinit) {
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clientLANinit = true;
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rtcLANClient.setDescriptionHandler(new EaglercraftLANClient.DescriptionHandler() {
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@Override
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public void call(String description) {
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}
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});
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rtcLANClient.setICECandidateHandler(new EaglercraftLANClient.ICECandidateHandler() {
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@Override
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public void call(String candidate) {
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}
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});
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rtcLANClient.setRemoteDataChannelHandler(new EaglercraftLANClient.ClientSignalHandler() {
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@Override
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public void call() {
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// basically useless, ignore for now.
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}
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});
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rtcLANClient.setRemotePacketHandler(new EaglercraftLANClient.RemotePacketHandler() {
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@Override
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public void call(ArrayBuffer buffer) {
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Uint8Array array = Uint8Array.create(buffer);
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byte[] ret = new byte[array.getByteLength()];
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for(int i = 0; i < ret.length; ++i) {
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ret[i] = (byte) array.get(i);
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}
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clientLANPacketBuffer.add(ret);
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}
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});
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rtcLANClient.setRemoteDisconnectHandler(new EaglercraftLANClient.ClientSignalHandler() {
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@Override
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public void call() {
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// disconnected
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}
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});
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}
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// todo: java-side: register with relay and set server
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}
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public static final int clientLANReadyState() {
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return 0;
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return rtcLANClient.getReadyState();
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}
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public static final void clientLANCloseConnection() {
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rtcLANClient.signalRemoteDisconnect();
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}
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public static final void clientLANSendPacket(byte[] pkt) {
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ArrayBuffer arr = ArrayBuffer.create(pkt.length);
|
||||
Uint8Array.create(arr).set(pkt);
|
||||
rtcLANClient.sendPacketToServer(arr);
|
||||
}
|
||||
|
||||
public static final byte[] clientLANReadPacket() {
|
||||
return null;
|
||||
return clientLANPacketBuffer.size() > 0 ? clientLANPacketBuffer.remove(0) : null;
|
||||
}
|
||||
|
||||
private static EaglercraftLANServer rtcLANServer = null;
|
||||
|
||||
@JSBody(params = { }, script = "return window.startLANServer();")
|
||||
private static native EaglercraftLANServer startRTCLANServer();
|
||||
|
||||
private static boolean serverLANinit = false;
|
||||
private static final List<LANPeerPacket> serverLANPacketBuffer = new ArrayList<>();
|
||||
|
||||
public static final boolean serverLANSupported() {
|
||||
return true;
|
||||
return rtcLANServer.LANServerSupported();
|
||||
}
|
||||
|
||||
public static final String serverLANInitializeServer(String relay) {
|
||||
rtcLANServer.initializeServer();
|
||||
if(!serverLANinit) {
|
||||
serverLANinit = true;
|
||||
rtcLANServer.setDescriptionHandler(new EaglercraftLANServer.DescriptionHandler() {
|
||||
@Override
|
||||
public void call(String peerId, String candidate) {
|
||||
|
||||
}
|
||||
});
|
||||
rtcLANServer.setICECandidateHandler(new EaglercraftLANServer.ICECandidateHandler() {
|
||||
@Override
|
||||
public void call(String peerId, String candidate) {
|
||||
|
||||
}
|
||||
});
|
||||
rtcLANServer.setRecieveCodeHandler(new EaglercraftLANServer.CodeHandler() {
|
||||
@Override
|
||||
public void call(String code) {
|
||||
|
||||
}
|
||||
});
|
||||
rtcLANServer.setRemoteClientDataChannelHandler(new EaglercraftLANServer.ClientSignalHandler() {
|
||||
@Override
|
||||
public void call() {
|
||||
// unused
|
||||
}
|
||||
});
|
||||
rtcLANServer.setRemoteClientPacketHandler(new EaglercraftLANServer.PeerPacketHandler() {
|
||||
@Override
|
||||
public void call(String peerId, ArrayBuffer buffer) {
|
||||
Uint8Array array = Uint8Array.create(buffer);
|
||||
byte[] ret = new byte[array.getByteLength()];
|
||||
for(int i = 0; i < ret.length; ++i) {
|
||||
ret[i] = (byte) array.get(i);
|
||||
}
|
||||
serverLANPacketBuffer.add(new LANPeerPacket(peerId, ret));
|
||||
}
|
||||
});
|
||||
rtcLANServer.setRemoteClientDisconnectHandler(new EaglercraftLANServer.ClientSignalHandler() {
|
||||
@Override
|
||||
public void call() {
|
||||
// disconnected
|
||||
}
|
||||
});
|
||||
}
|
||||
// todo: java-side: register in relay & return code!!
|
||||
return null;
|
||||
}
|
||||
|
||||
|
|
@ -2987,7 +3079,8 @@ public class EaglerAdapterImpl2 {
|
|||
}
|
||||
|
||||
public static final void serverLANCloseServer() {
|
||||
|
||||
rtcLANServer.signalRemoteDisconnect("");
|
||||
// todo: java-side: disconnect from relay server
|
||||
}
|
||||
|
||||
public static interface LANConnectionEvent {
|
||||
|
|
@ -3022,15 +3115,17 @@ public class EaglerAdapterImpl2 {
|
|||
}
|
||||
|
||||
public static final LANPeerPacket serverLANReadPacket() {
|
||||
return null;
|
||||
return serverLANPacketBuffer.size() > 0 ? serverLANPacketBuffer.remove(0) : null;
|
||||
}
|
||||
|
||||
public static final void serverLANWritePacket(String peer, byte[] data) {
|
||||
|
||||
ArrayBuffer arr = ArrayBuffer.create(data.length);
|
||||
Uint8Array.create(arr).set(data);
|
||||
rtcLANServer.sendPacketToRemoteClient(peer, arr);
|
||||
}
|
||||
|
||||
public static final void serverLANDisconnectPeer(String peer) {
|
||||
|
||||
rtcLANServer.signalRemoteDisconnect(peer);
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
|||
|
|
@ -5,7 +5,7 @@ import org.teavm.jso.JSObject;
|
|||
import org.teavm.jso.typedarrays.ArrayBuffer;
|
||||
|
||||
public interface EaglercraftLANClient extends JSObject {
|
||||
|
||||
|
||||
final int READYSTATE_INIT_FAILED = -2;
|
||||
final int READYSTATE_FAILED = -1;
|
||||
final int READYSTATE_DISCONNECTED = 0;
|
||||
|
|
@ -38,6 +38,8 @@ public interface EaglercraftLANClient extends JSObject {
|
|||
|
||||
void signalRemoteICECandidate(String candidate);
|
||||
|
||||
void signalRemoteDisconnect();
|
||||
|
||||
@JSFunctor
|
||||
public static interface ICECandidateHandler extends JSObject {
|
||||
void call(String candidate);
|
||||
|
|
@ -45,7 +47,7 @@ public interface EaglercraftLANClient extends JSObject {
|
|||
|
||||
@JSFunctor
|
||||
public static interface DescriptionHandler extends JSObject {
|
||||
void call(String candidate);
|
||||
void call(String description);
|
||||
}
|
||||
|
||||
@JSFunctor
|
||||
|
|
|
|||
|
|
@ -5,6 +5,10 @@ import org.teavm.jso.JSObject;
|
|||
import org.teavm.jso.typedarrays.ArrayBuffer;
|
||||
|
||||
public interface EaglercraftLANServer extends JSObject {
|
||||
|
||||
final int PEERSTATE_FAILED = 0;
|
||||
final int PEERSTATE_SUCCESS = 1;
|
||||
final int PEERSTATE_LOADING = 2;
|
||||
|
||||
boolean LANServerSupported();
|
||||
|
||||
|
|
@ -24,7 +28,19 @@ public interface EaglercraftLANServer extends JSObject {
|
|||
|
||||
void setRemoteClientPacketHandler(PeerPacketHandler cb);
|
||||
|
||||
void ssendPacketToRemoteClient(String peerId, ArrayBuffer buffer);
|
||||
void sendPacketToRemoteClient(String peerId, ArrayBuffer buffer);
|
||||
|
||||
void resetPeerStates();
|
||||
|
||||
int getPeerState();
|
||||
|
||||
int getPeerStateConnect();
|
||||
|
||||
int getPeerStateInitial();
|
||||
|
||||
int getPeerStateDesc();
|
||||
|
||||
int getPeerStateIce();
|
||||
|
||||
void signalRemoteConnect(String peerId);
|
||||
|
||||
|
|
@ -32,7 +48,7 @@ public interface EaglercraftLANServer extends JSObject {
|
|||
|
||||
void signalRemoteICECandidate(String peerId, String candidate);
|
||||
|
||||
void disconnectRemotePeer(String peerId);
|
||||
void signalRemoteDisconnect(String peerId);
|
||||
|
||||
@JSFunctor
|
||||
public static interface ICECandidateHandler extends JSObject {
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user