aim_chatnav.c

   1 /*
   2  *
   3  *
   4  *
   5  *
   6  */
   7
   8 #include <faim/aim.h>
   9
  10
  11 /*
  12  * conn must be a chatnav connection!
  13  */
  14 faim_export unsigned long aim_chatnav_reqrights(struct aim_session_t *sess,
  15                                                 struct aim_conn_t *conn)
  16 {
  17   aim_genericreq_n(sess, conn, 0x000d, 0x0002);
  18
  19   return sess->snac_nextid;
  20 }
  21
  22 faim_export unsigned long aim_chatnav_clientready(struct aim_session_t *sess,
  23                                                   struct aim_conn_t *conn)
  24 {
  25   struct command_tx_struct *newpacket;
  26   int i;
  27
  28   if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 0x20)))
  29     return -1;
  30
  31   newpacket->lock = 1;
  32
  33   i = aim_putsnac(newpacket->data, 0x0001, 0x0002, 0x0000, sess->snac_nextid);
  34
  35   i+= aimutil_put16(newpacket->data+i, 0x000d);
  36   i+= aimutil_put16(newpacket->data+i, 0x0001);
  37
  38   i+= aimutil_put16(newpacket->data+i, 0x0004);
  39   i+= aimutil_put16(newpacket->data+i, 0x0001);
  40
  41   i+= aimutil_put16(newpacket->data+i, 0x0001);
  42   i+= aimutil_put16(newpacket->data+i, 0x0003);
  43
  44   i+= aimutil_put16(newpacket->data+i, 0x0004);
  45   i+= aimutil_put16(newpacket->data+i, 0x0686);
  46
  47   aim_tx_enqueue(sess, newpacket);
  48
  49   return (sess->snac_nextid++);
  50 }
  51
  52 /*
  53  * Since multiple things can trigger this callback,
  54  * we must lookup the snacid to determine the original
  55  * snac subtype that was called.
  56  */
  57 faim_internal int aim_chatnav_parse_info(struct aim_session_t *sess, struct command_rx_struct *command)
  58 {
  59   struct aim_snac_t *snac;
  60   u_long snacid;
  61   rxcallback_t userfunc;
  62   int ret=1;
  63
  64   snacid = aimutil_get32(command->data+6);
  65   snac = aim_remsnac(sess, snacid);
  66
  67   if (!snac)
  68     {
  69       printf("faim: chatnav_parse_info: received response to unknown request! (%08lx)\n", snacid);
  70       return 1;
  71     }
  72
  73   if (snac->family != 0x000d)
  74     {
  75       printf("faim: chatnav_parse_info: recieved response that maps to corrupt request! (fam=%04x)\n", snac->family);
  76       return 1;
  77     }
  78
  79   /*
  80    * We now know what the original SNAC subtype was.
  81    */
  82   switch(snac->type)
  83     {
  84     case 0x0002: /* request chat rights */
  85       {
  86           struct aim_tlvlist_t *tlvlist;
  87           struct aim_chat_exchangeinfo *exchanges = NULL;
  88           int curexchange = 0;
  89           struct aim_tlv_t *exchangetlv;
  90           u_char maxrooms = 0;
  91           struct aim_tlvlist_t *innerlist;
  92
  93           tlvlist = aim_readtlvchain(command->data+10, command->commandlen-10);
  94
  95           /*
  96            * Type 0x0002: Maximum concurrent rooms.
  97            */
  98           if (aim_gettlv(tlvlist, 0x0002, 1))
  99             maxrooms = aim_gettlv8(tlvlist, 0x0002, 1);
 100
 101           /*
 102            * Type 0x0003: Exchange information
 103            *
 104            * There can be any number of these, each one
 105            * representing another exchange.
 106            *
 107            */
 108           curexchange = 0;
 109           while ((exchangetlv = aim_gettlv(tlvlist, 0x0003, curexchange+1)))
 110             {
 111               curexchange++;
 112               exchanges = realloc(exchanges, curexchange * sizeof(struct aim_chat_exchangeinfo));
 113
 114
 115               /* exchange number */
 116               exchanges[curexchange-1].number = aimutil_get16(exchangetlv->value);
 117               innerlist = aim_readtlvchain(exchangetlv->value+2, exchangetlv->length-2);
 118
 119               /*
 120                * Type 0x000d: Unknown.
 121                */
 122               if (aim_gettlv(innerlist, 0x000d, 1))
 123                 ;
 124
 125               /*
 126                * Type 0x0004: Unknown
 127                */
 128               if (aim_gettlv(innerlist, 0x0004, 1))
 129                 ;
 130
 131               /*
 132                * Type 0x0002: Unknown
 133                */
 134               if (aim_gettlv(innerlist, 0x0002, 1)) {
 135                 unsigned short classperms;
 136
 137                 classperms = aim_gettlv16(innerlist, 0x0002, 1);
 138
 139                 printf("faim: class permissions %x\n", classperms);
 140               }
 141
 142               /*
 143                * Type 0x00c9: Unknown
 144                */
 145               if (aim_gettlv(innerlist, 0x00c9, 1))
 146                 ;
 147
 148               /*
 149                * Type 0x00ca: Creation Date
 150                */
 151               if (aim_gettlv(innerlist, 0x00ca, 1))
 152                 ;
 153
 154               /*
 155                * Type 0x00d0: Mandatory Channels?
 156                */
 157               if (aim_gettlv(innerlist, 0x00d0, 1))
 158                 ;
 159
 160               /*
 161                * Type 0x00d1: Maximum Message length
 162                */
 163               if (aim_gettlv(innerlist, 0x00d1, 1))
 164                 ;
 165
 166               /*
 167                * Type 0x00d2: Maximum Occupancy?
 168                */
 169               if (aim_gettlv(innerlist, 0x00d2, 1))
 170                 ;
 171
 172               /*
 173                * Type 0x00d3: Exchange Name
 174                */
 175               if (aim_gettlv(innerlist, 0x00d3, 1))
 176                 exchanges[curexchange-1].name = aim_gettlv_str(innerlist, 0x00d3, 1);
 177               else
 178                 exchanges[curexchange-1].name = NULL;
 179
 180               /*
 181                * Type 0x00d5: Creation Permissions
 182                *
 183                * 0  Creation not allowed
 184                * 1  Room creation allowed
 185                * 2  Exchange creation allowed
 186                *
 187                */
 188               if (aim_gettlv(innerlist, 0x00d5, 1)) {
 189                 unsigned char createperms;
 190
 191                 createperms = aim_gettlv8(innerlist, 0x00d5, 1);
 192               }
 193
 194               /*
 195                * Type 0x00d6: Character Set (First Time)
 196                */
 197               if (aim_gettlv(innerlist, 0x00d6, 1))
 198                 exchanges[curexchange-1].charset1 = aim_gettlv_str(innerlist, 0x00d6, 1);
 199               else
 200                 exchanges[curexchange-1].charset1 = NULL;
 201
 202               /*
 203                * Type 0x00d7: Language (First Time)
 204                */
 205               if (aim_gettlv(innerlist, 0x00d7, 1))
 206                 exchanges[curexchange-1].lang1 = aim_gettlv_str(innerlist, 0x00d7, 1);
 207               else
 208                 exchanges[curexchange-1].lang1 = NULL;
 209
 210               /*
 211                * Type 0x00d8: Character Set (Second Time)
 212                */
 213               if (aim_gettlv(innerlist, 0x00d8, 1))
 214                 exchanges[curexchange-1].charset2 = aim_gettlv_str(innerlist, 0x00d8, 1);
 215               else
 216                 exchanges[curexchange-1].charset2 = NULL;
 217
 218               /*
 219                * Type 0x00d9: Language (Second Time)
 220                */
 221               if (aim_gettlv(innerlist, 0x00d9, 1))
 222                 exchanges[curexchange-1].lang2 = aim_gettlv_str(innerlist, 0x00d9, 1);
 223               else
 224                 exchanges[curexchange-1].lang2 = NULL;
 225
 226               aim_freetlvchain(&innerlist);
 227             }
 228
 229           /*
 230            * Call client.
 231            */
 232           userfunc = aim_callhandler(command->conn, 0x000d, 0x0009);
 233           if (userfunc)
 234             ret = userfunc(sess,
 235                            command,
 236                            snac->type,
 237                            maxrooms,
 238                            curexchange,
 239                            exchanges);
 240           curexchange--;
 241           while(curexchange >= 0)
 242             {
 243               if (exchanges[curexchange].name)
 244                 free(exchanges[curexchange].name);
 245               if (exchanges[curexchange].charset1)
 246                 free(exchanges[curexchange].charset1);
 247               if (exchanges[curexchange].lang1)
 248                 free(exchanges[curexchange].lang1);
 249               if (exchanges[curexchange].charset2)
 250                 free(exchanges[curexchange].charset2);
 251               if (exchanges[curexchange].lang2)
 252                 free(exchanges[curexchange].lang2);
 253               curexchange--;
 254             }
 255           free(exchanges);
 256           aim_freetlvchain(&tlvlist);
 257
 258           break;
 259       }
 260     case 0x0003: /* request exchange info */
 261       printf("faim: chatnav_parse_info: resposne to exchange info\n");
 262       break;
 263     case 0x0004: /* request room info */
 264       printf("faim: chatnav_parse_info: response to room info\n");
 265       break;
 266     case 0x0005: /* request more room info */
 267       printf("faim: chatnav_parse_info: response to more room info\n");
 268       break;
 269     case 0x0006: /* request occupant list */
 270       printf("faim: chatnav_parse_info: response to occupant info\n");
 271       break;
 272     case 0x0007: /* search for a room */
 273       printf("faim: chatnav_parse_info: search results\n");
 274       break;
 275     case 0x0008: { /* create room */
 276       /*
 277         000d 0009 0000 0000 0010
 278
 279         0004 0053
 280              0004 -- exchange
 281              0c 7a 6f6f 6f6d 7a6f 6f6f 6d34 32 cookie/name
 282              0000 -- instance
 283              02 -- detail level
 284              0007 -- unknown!
 285              006a 000c 7a 6f 6f6f 6d7a 6f6f 6f6d 3432 -- fully qualified name
 286              00c9 0002 0011 -- flags
 287              00ca 0004 39c0 0883 -- create time
 288              00d1 0002 0200 -- max msg len
 289              00d2 0002 0018 -- max occupants
 290              00d3 000c -- name
 291                   7a6f 6f6f 6d7a 6f6f 6f6d 3432
 292              00d5 0001 02 -- creation permission
 293        */
 294       struct aim_tlvlist_t *tlvlist, *innerlist;
 295       char *ck = NULL, *fqcn = NULL, *name = NULL;
 296       unsigned short exchange, instance, unknown, flags, maxmsglen, maxoccupancy;
 297       unsigned long createtime = 0;
 298       unsigned char createperms;
 299       int i, cklen;
 300       struct aim_tlv_t *bigblock;
 301
 302       i = 10;
 303       if (!(tlvlist = aim_readtlvchain(command->data+i, command->commandlen-i))) {
 304         printf("faim: unable to read top tlv in create room response\n");
 305         break;
 306       }
 307
 308       if (!(bigblock = aim_gettlv(tlvlist, 0x0004, 1))) {
 309         printf("faim: no bigblock in top tlv in create room response\n");
 310         aim_freetlvchain(&tlvlist);
 311         break;
 312       }
 313       i = 0;
 314
 315       exchange = aimutil_get16(bigblock->value+i);
 316       i += 2;
 317
 318       cklen = aimutil_get8(bigblock->value+i);
 319       i++;
 320
 321       ck = malloc(cklen+1);
 322       memcpy(ck, bigblock->value+i, cklen);
 323       ck[cklen] = '\0';
 324       i += cklen;
 325
 326       instance = aimutil_get16(bigblock->value+i);
 327       i += 2;
 328
 329       if (aimutil_get8(bigblock->value+i) != 0x02) {
 330         printf("faim: unknown detaillevel in create room response (0x%02x)\n", aimutil_get8(bigblock->value+i));
 331         aim_freetlvchain(&tlvlist);
 332         free(ck);
 333         break;
 334       }
 335       i += 1;
 336
 337       unknown = aimutil_get16(bigblock->value+i);
 338       i += 2;
 339
 340       if (!(innerlist = aim_readtlvchain(bigblock->value+i, bigblock->length-i))) {
 341         printf("faim: unable to read inner tlv chain in create room response\n");
 342         aim_freetlvchain(&tlvlist);
 343         free(ck);
 344         break;
 345       }
 346
 347       if (aim_gettlv(innerlist, 0x006a, 1))
 348         fqcn = aim_gettlv_str(innerlist, 0x006a, 1);
 349
 350       if (aim_gettlv(innerlist, 0x00c9, 1))
 351         flags = aim_gettlv16(innerlist, 0x00c9, 1);
 352
 353       if (aim_gettlv(innerlist, 0x00ca, 1))
 354         createtime = aim_gettlv32(innerlist, 0x00ca, 1);
 355
 356       if (aim_gettlv(innerlist, 0x00d1, 1))
 357         maxmsglen = aim_gettlv16(innerlist, 0x00d1, 1);
 358
 359       if (aim_gettlv(innerlist, 0x00d2, 1))
 360         maxoccupancy = aim_gettlv16(innerlist, 0x00d2, 1);
 361
 362       if (aim_gettlv(innerlist, 0x00d3, 1))
 363         name = aim_gettlv_str(innerlist, 0x00d3, 1);
 364
 365       if (aim_gettlv(innerlist, 0x00d5, 1))
 366         createperms = aim_gettlv8(innerlist, 0x00d5, 1);
 367
 368       if ((userfunc = aim_callhandler(command->conn, 0x000d, 0x0009))) {
 369         ret = userfunc(sess, command, snac->type, fqcn, instance, exchange, flags, createtime, maxmsglen, maxoccupancy, createperms, unknown, name, ck);
 370       }
 371
 372       if (ck)
 373         free(ck);
 374       if (name)
 375         free(name);
 376       if (fqcn)
 377         free(fqcn);
 378       aim_freetlvchain(&innerlist);
 379       aim_freetlvchain(&tlvlist);
 380
 381       break;
 382     }
 383     default: /* unknown */
 384       printf("faim: chatnav_parse_info: unknown request subtype (%04x)\n", snac->type);
 385     }
 386
 387   if (snac && snac->data)
 388     free(snac->data);
 389   if (snac)
 390     free(snac);
 391
 392   return ret;
 393 }
 394
 395 faim_export unsigned long aim_chatnav_createroom(struct aim_session_t *sess,
 396                                                  struct aim_conn_t *conn,
 397                                                  char *name,
 398                                                  u_short exchange)
 399 {
 400   struct command_tx_struct *newpacket;
 401   int i;
 402
 403   if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 10+12+strlen("invite")+strlen(name))))
 404     return -1;
 405
 406   newpacket->lock = 1;
 407
 408   i = aim_putsnac(newpacket->data, 0x000d, 0x0008, 0x0000, sess->snac_nextid);
 409
 410   /* exchange */
 411   i+= aimutil_put16(newpacket->data+i, exchange);
 412
 413   /* room cookie */
 414   i+= aimutil_put8(newpacket->data+i, strlen("invite"));
 415   i+= aimutil_putstr(newpacket->data+i, "invite", strlen("invite"));
 416
 417   /* instance */
 418   i+= aimutil_put16(newpacket->data+i, 0xffff);
 419
 420   /* detail level */
 421   i+= aimutil_put8(newpacket->data+i, 0x01);
 422
 423   /* tlvcount */
 424   i+= aimutil_put16(newpacket->data+i, 0x0001);
 425
 426   /* room name */
 427   i+= aim_puttlv_str(newpacket->data+i, 0x00d3, strlen(name), name);
 428
 429   aim_cachesnac(sess, 0x000d, 0x0008, 0x0000, NULL, 0);
 430
 431   aim_tx_enqueue(sess, newpacket);
 432
 433   return sess->snac_nextid;
 434 }