IT WORKS

src/communicator.ts

@@ -6,6 +6,7 @@ import BaseService from "./services/base";
 
 export interface User {
   uin: string,
+  username: string,
   password: string,
   memberSince: Date,
 }
@@ -97,8 +98,16 @@ export default class Communicator {
         }
 
         const tlv = TLV.fromBuffer(message.payload.slice(4));
+        console.log('thing sent to channel 1:');
         console.log(tlv.toString());
 
+        if (tlv.type === 0x06) {
+          // client sent us a cookie
+          const {cookie, user} = JSON.parse(tlv.payload.toString());
+          console.log('cookie:', cookie);
+          this.user = user;
+        }
+
         if (tlv.type === TLVType.GetServices) { // Requesting available services
           // this is just a dword list of subtype families
           const servicesOffered : Buffer[] = [];

src/main-chat.ts

@@ -47,9 +47,9 @@ const server = net.createServer((socket) => {
     new PrivacyManagement(comm),
     new UserLookup(comm),
     new UsageStats(comm),
-    new ChatNavigation(comm),
+    // new ChatNavigation(comm),
-    new Chat(comm),
+    // new Chat(comm),
-    new DirectorySearch(comm),
+    // new DirectorySearch(comm),
     new ServerStoredBuddyIcons(comm),
     new SSI(comm),
   ];

src/services/0x01-GenericServiceControls.ts

@@ -31,11 +31,21 @@ export default class GenericServiceControls extends BaseService {
     }
 
     if (message.payload.subtype === 0x06) { // Client ask server for rate limits info
+
+      // HACK: set rate limits for all services. I can't tell which message subtypes they support so
+      // make it set rate limits for everything under 0x21.
+      const pairs : RateGroupPair[] = [];
+      Object.values(this.communicator.services).forEach((service) => {
+        for (let i = 0; i < 0x21; i++) {
+          pairs.push(new RateGroupPair(service.service, i));
+        }
+      });
+
       const resp = new FLAP(0x02, this.nextReqID,
         SNAC.forRateClass(0x01, 0x07, [
           new Rate(
             new RateClass(1, 80, 2500, 2000, 1500, 800, 3400 /*fake*/, 6000, 0, 0),
-            new RatedServiceGroup(1, [new RateGroupPair(0x00, 0x00)])
+            new RatedServiceGroup(1, pairs),
           )
         ]))
       this.send(resp);
@@ -50,7 +60,7 @@ export default class GenericServiceControls extends BaseService {
     }
 
     if (message.payload.subtype === 0x0e) { // Client requests own online information
-      const uin = '400';  // this.communicator.user.uin;
+      const uin = this.communicator.user?.username || 'user';
       const warning = 0;
       const since = +(new Date('December 17, 1998 03:24:00'));
       const externalIP = dot2num(this.communicator.socket.remoteAddress!.split(':').pop()!);

src/services/0x04-ICBM.ts

@@ -57,7 +57,6 @@ export default class ICBM extends BaseService {
       const channel = payload.readUInt16BE(0);
 
       // TODO: set settings based on channel provided
-
       this.channel = {
         channel,
         messageFlags: payload.readUInt32BE(2),
@@ -65,7 +64,7 @@ export default class ICBM extends BaseService {
         maxSenderWarningLevel: payload.readUInt16BE(8),
         maxReceiverWarningLevel: payload.readUInt16BE(10),
         minimumMessageInterval: payload.readUInt16BE(12),
-        unknown: payload.readUInt16BE(14),
+        unknown: 1000, //payload.readUInt16BE(14),
       }
       console.log("ICBM set channel", this.channel);
      return;
@@ -81,10 +80,6 @@ export default class ICBM extends BaseService {
       payload.writeInt16BE(this.channel.minimumMessageInterval, 12);
       payload.writeInt16BE(this.channel.unknown, 14);
 
-      // For some reason this response crashes the client?
-      // It's identical to the channel set request the client
-      // sends earlier. Also the 3.x client sends a channel set request
-      // so early
       const resp = new FLAP(0x02, this.nextReqID,
         new SNAC(0x04, 0x05,  payload));
       this.send(resp);

src/services/0x13-SSI.ts

@@ -4,6 +4,6 @@ import Communicator from '../communicator';
 // SSI is Server Stored Information
 export default class SSI extends BaseService {
   constructor(communicator : Communicator) {
-    super({service: 0x10, version: 0x01}, communicator)
+    super({service: 0x13, version: 0x01}, communicator)
   }
 }

src/services/0x17-AuthorizationRegistration.ts

@@ -9,6 +9,7 @@ const { AIM_MD5_STRING, FLAGS_EMPTY } = require('../consts');
 const users : {[key: string]: User} = {
   'toof': {
     uin: '156089',
+    username: 'toof',
     password: 'foo',
     memberSince: new Date('December 17, 1998 03:24:00'),
   }
@@ -87,12 +88,18 @@ export default class AuthorizationRegistrationService extends BaseService {
         new SNAC(0x17, 0x03,  [
           TLV.forUsername(username), // username
           TLV.forBOSAddress(chatHost), // BOS address
-          TLV.forCookie(JSON.stringify({cookie: 'uwu', user: 'toof'})) // Authorization cookie
+          TLV.forCookie(JSON.stringify({cookie: 'uwu', user: users[username]})) // Authorization cookie
         ]));
 
-        this.communicator.user = Object.assign({}, users[username], {username});
+        this.communicator.user = Object.assign({username}, users[username]);
+        console.log(this.communicator.user);
 
         this.send(authResp);
+
+        // tell them to leave
+        const disconnectResp = new FLAP(4, this.nextReqID, Buffer.alloc(0));
+        this.send(disconnectResp);
+
         return;
       case 0x06: // Request md5 authkey
         const MD5AuthKeyHeader = Buffer.alloc(2, 0xFF, 'hex');

src/util.ts

@@ -29,6 +29,7 @@ interface Spec {
   isRepeat? : boolean,
   isParam? : boolean,
   isTLV? : boolean,
+  dump? : boolean,
   repeatSpecs?: Spec[],
 }
 
@@ -56,6 +57,10 @@ function tlv(description : string) : Spec {
   return {size : -1, description, isTLV: true};
 }
 
+function dump() : Spec {
+  return {size: -1, description: '', dump: true};
+}
+
 function parseBuffer(buf : Buffer, spec : Spec[], repeatTimes = 0) {
   let offset = 0;
   let rows = [];
@@ -64,6 +69,12 @@ function parseBuffer(buf : Buffer, spec : Spec[], repeatTimes = 0) {
   for (let section of spec) {
     let value : any = 0;
     let bufStr : string = '';
+
+    if (section.dump) {
+      rows.push({raw: logDataStream(buf.slice(offset))});
+      break;
+    }
+
     if (section.size === 8) {
       bufStr = buf.slice(offset, offset + 1).toString('hex');
       value = buf.readInt8(offset);
@@ -127,7 +138,15 @@ function parseBuffer(buf : Buffer, spec : Spec[], repeatTimes = 0) {
 
 function printBuffer(buf : Buffer, spec : Spec[]) {
   const rows = parseBuffer(buf, spec);
-  console.log((new Table(rows)).toString());
+
+  const lastRow = rows[rows.length - 1];
+
+  if (!!lastRow.raw) {
+    console.log((new Table(rows.slice(0, -1))).toString());
+    console.log(lastRow.raw);
+  } else {
+    console.log((new Table(rows)).toString());
+  }
 }
 
 function bufferFromWebText(webtext : string) : Buffer {
@@ -169,7 +188,7 @@ const SNAC_01_0F = [
   dword("Last EXT status update time"),
 ];
 
-const exampleWebText = ''+
+const exSNAC_01_0F = ''+
 `
 2a 02 00 05 00 71 00 01
 00 0f 00 00 00 00 00 00
@@ -186,8 +205,91 @@ const exampleWebText = ''+
 00 00 00 00 00 00 00 00
 00 03 00 00 00 00 00 00
 00 00 00 00 00 00 00
+`;
+
+const SNAC_01_07 = [
+  byte("FLAP Header"),
+  byte("Channel"),
+  word("Sequence ID"),
+  word("Payload Length"),
+  word("SNAC Family"),
+  word("SNAC Subtype"),
+  word("SNAC Flags"),
+  dword("SNAC Request-ID"),
+
+  repeat(16, "Number of Rate Classes", [
+    word('Rate class ID'),
+    dword('Window size'),
+    dword('Clear level'),
+    dword('Alert level'),
+    dword('Limit level'),
+    dword('Disconnect level'),
+    dword('Current level'),
+    dword('Max level'),
+    dword('Last time'),
+    byte('Current State'),
+  ]),
+
+  dump(),
+];
+
+const exSNAC_01_07 = ''+
 `
+2a 02 00 05 03 3b 00 01 00 07 00 00 00 00
+00 00 00 05 00 01 00 00 00 50 00 00 09 c4 00 00
+07 d0 00 00 05 dc 00 00 03 20 00 00 16 dc 00 00
+17 70 00 00 00 00 00 00 02 00 00 00 50 00 00 0b
+b8 00 00 07 d0 00 00 05 dc 00 00 03 e8 00 00 17
+70 00 00 17 70 00 00 00 7b 00 00 03 00 00 00 1e
+00 00 0e 74 00 00 0f a0 00 00 05 dc 00 00 03 e8
+00 00 17 70 00 00 17 70 00 00 00 00 00 00 04 00
+00 00 14 00 00 15 7c 00 00 14 b4 00 00 10 68 00
+00 0b b8 00 00 17 70 00 00 1f 40 00 00 00 7b 00
+00 05 00 00 00 0a 00 00 15 7c 00 00 14 b4 00 00
+10 68 00 00 0b b8 00 00 17 70 00 00 1f 40 00 00
+00 7b 00 00 01 00 91 00 01 00 01 00 01 00 02 00
+01 00 03 00 01 00 04 00 01 00 05 00 01 00 06 00
+01 00 07 00 01 00 08 00 01 00 09 00 01 00 0a 00
+01 00 0b 00 01 00 0c 00 01 00 0d 00 01 00 0e 00
+01 00 0f 00 01 00 10 00 01 00 11 00 01 00 12 00
+01 00 13 00 01 00 14 00 01 00 15 00 01 00 16 00
+01 00 17 00 01 00 18 00 01 00 19 00 01 00 1a 00
+01 00 1b 00 01 00 1c 00 01 00 1d 00 01 00 1e 00
+01 00 1f 00 01 00 20 00 01 00 21 00 02 00 01 00
+02 00 02 00 02 00 03 00 02 00 04 00 02 00 06 00
+02 00 07 00 02 00 08 00 02 00 0a 00 02 00 0c 00
+02 00 0d 00 02 00 0e 00 02 00 0f 00 02 00 10 00
+02 00 11 00 02 00 12 00 02 00 13 00 02 00 14 00
+02 00 15 00 03 00 01 00 03 00 02 00 03 00 03 00
+03 00 06 00 03 00 07 00 03 00 08 00 03 00 09 00
+03 00 0a 00 03 00 0b 00 03 00 0c 00 04 00 01 00
+04 00 02 00 04 00 03 00 04 00 04 00 04 00 05 00
+04 00 07 00 04 00 08 00 04 00 09 00 04 00 0a 00
+04 00 0b 00 04 00 0c 00 04 00 0d 00 04 00 0e 00
+04 00 0f 00 04 00 10 00 04 00 11 00 04 00 12 00
+04 00 13 00 04 00 14 00 06 00 01 00 06 00 02 00
+06 00 03 00 08 00 01 00 08 00 02 00 09 00 01 00
+09 00 02 00 09 00 03 00 09 00 04 00 09 00 09 00
+09 00 0a 00 09 00 0b 00 0a 00 01 00 0a 00 02 00
+0a 00 03 00 0b 00 01 00 0b 00 02 00 0b 00 03 00
+0b 00 04 00 0c 00 01 00 0c 00 02 00 0c 00 03 00
+13 00 01 00 13 00 02 00 13 00 03 00 13 00 04 00
+13 00 05 00 13 00 06 00 13 00 07 00 13 00 08 00
+13 00 09 00 13 00 0a 00 13 00 0b 00 13 00 0c 00
+13 00 0d 00 13 00 0e 00 13 00 0f 00 13 00 10 00
+13 00 11 00 13 00 12 00 13 00 13 00 13 00 14 00
+13 00 15 00 13 00 16 00 13 00 17 00 13 00 18 00
+13 00 19 00 13 00 1a 00 13 00 1b 00 13 00 1c 00
+13 00 1d 00 13 00 1e 00 13 00 1f 00 13 00 20 00
+13 00 21 00 13 00 22 00 13 00 23 00 13 00 24 00
+13 00 25 00 13 00 26 00 13 00 27 00 13 00 28 00
+15 00 01 00 15 00 02 00 15 00 03 00 02 00 06 00
+03 00 04 00 03 00 05 00 09 00 05 00 09 00 06 00
+09 00 07 00 09 00 08 00 03 00 02 00 02 00 05 00
+04 00 06 00 04 00 02 00 02 00 09 00 02 00 0b 00
+05 00 00                                       
+`;
 
 if (require.main === module) {
-  printBuffer(bufferFromWebText(exampleWebText), SNAC_01_0F);
+  printBuffer(bufferFromWebText(exSNAC_01_07), SNAC_01_07);
 }