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   struct aim_snac_t snac;
  18
  19   snac.id = aim_genericreq_n(sess, conn, 0x000d, 0x0002);
  20
  21   snac.family = 0x000d;
  22   snac.type = 0x0002;
  23   snac.flags = 0x0000;
  24   snac.data = NULL;
  25
  26   aim_newsnac(sess, &snac);
  27
  28   return (sess->snac_nextid); /* already incremented */
  29 }
  30
  31 faim_export unsigned long aim_chatnav_clientready(struct aim_session_t *sess,
  32                                                   struct aim_conn_t *conn)
  33 {
  34   struct command_tx_struct *newpacket;
  35   int i;
  36
  37   if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 0x20)))
  38     return -1;
  39
  40   newpacket->lock = 1;
  41
  42   i = aim_putsnac(newpacket->data, 0x0001, 0x0002, 0x0000, sess->snac_nextid);
  43
  44   i+= aimutil_put16(newpacket->data+i, 0x000d);
  45   i+= aimutil_put16(newpacket->data+i, 0x0001);
  46
  47   i+= aimutil_put16(newpacket->data+i, 0x0004);
  48   i+= aimutil_put16(newpacket->data+i, 0x0001);
  49
  50   i+= aimutil_put16(newpacket->data+i, 0x0001);
  51   i+= aimutil_put16(newpacket->data+i, 0x0003);
  52
  53   i+= aimutil_put16(newpacket->data+i, 0x0004);
  54   i+= aimutil_put16(newpacket->data+i, 0x0686);
  55
  56   aim_tx_enqueue(sess, newpacket);
  57
  58   return (sess->snac_nextid++);
  59 }
  60
  61 /*
  62  * Since multiple things can trigger this callback,
  63  * we must lookup the snacid to determine the original
  64  * snac subtype that was called.
  65  */
  66 faim_internal int aim_chatnav_parse_info(struct aim_session_t *sess, struct command_rx_struct *command)
  67 {
  68   struct aim_snac_t *snac;
  69   u_long snacid;
  70   rxcallback_t userfunc;
  71   int ret=1;
  72
  73   snacid = aimutil_get32(command->data+6);
  74   snac = aim_remsnac(sess, snacid);
  75
  76   if (!snac)
  77     {
  78       printf("faim: chatnav_parse_info: received response to unknown request! (%08lx)\n", snacid);
  79       return 1;
  80     }
  81
  82   if (snac->family != 0x000d)
  83     {
  84       printf("faim: chatnav_parse_info: recieved response that maps to corrupt request! (fam=%04x)\n", snac->family);
  85       return 1;
  86     }
  87
  88   /*
  89    * We now know what the original SNAC subtype was.
  90    */
  91   switch(snac->type)
  92     {
  93     case 0x0002: /* request chat rights */
  94       {
  95           struct aim_tlvlist_t *tlvlist;
  96           struct aim_chat_exchangeinfo *exchanges = NULL;
  97           int curexchange = 0;
  98           struct aim_tlv_t *exchangetlv;
  99           u_char maxrooms = 0;
 100           struct aim_tlvlist_t *innerlist;
 101
 102           tlvlist = aim_readtlvchain(command->data+10, command->commandlen-10);
 103
 104           /*
 105            * Type 0x0002: Maximum concurrent rooms.
 106            */
 107           if (aim_gettlv(tlvlist, 0x0002, 1))
 108             {
 109               struct aim_tlv_t *maxroomstlv;
 110               maxroomstlv = aim_gettlv(tlvlist, 0x0002, 1);
 111               maxrooms = aimutil_get8(maxroomstlv->value);
 112             }
 113
 114           /*
 115            * Type 0x0003: Exchange information
 116            *
 117            * There can be any number of these, each one
 118            * representing another exchange.
 119            *
 120            */
 121           curexchange = 0;
 122           while ((exchangetlv = aim_gettlv(tlvlist, 0x0003, curexchange+1)))
 123             {
 124               curexchange++;
 125               exchanges = realloc(exchanges, curexchange * sizeof(struct aim_chat_exchangeinfo));
 126
 127
 128               /* exchange number */
 129               exchanges[curexchange-1].number = aimutil_get16(exchangetlv->value);
 130               innerlist = aim_readtlvchain(exchangetlv->value+2, exchangetlv->length-2);
 131
 132               /*
 133                * Type 0x000d: Unknown.
 134                */
 135               if (aim_gettlv(innerlist, 0x000d, 1))
 136                 ;
 137
 138               /*
 139                * Type 0x0004: Unknown
 140                */
 141               if (aim_gettlv(innerlist, 0x0004, 1))
 142                 ;
 143
 144               /*
 145                * Type 0x0002: Unknown
 146                */
 147               if (aim_gettlv(innerlist, 0x0002, 1)) {
 148                 struct aim_tlv_t *tmptlv;
 149                 unsigned short classperms = 0;
 150
 151                 tmptlv = aim_gettlv(innerlist, 0x0002, 1);
 152                 classperms = aimutil_get16(tmptlv->value);
 153
 154                 printf("faim: class permissions %x\n", classperms);
 155               }
 156
 157               /*
 158                * Type 0x00c9: Unknown
 159                */
 160               if (aim_gettlv(innerlist, 0x00c9, 1))
 161                 ;
 162
 163               /*
 164                * Type 0x00ca: Creation Date
 165                */
 166               if (aim_gettlv(innerlist, 0x00ca, 1))
 167                 ;
 168
 169               /*
 170                * Type 0x00d0: Mandatory Channels?
 171                */
 172               if (aim_gettlv(innerlist, 0x00d0, 1))
 173                 ;
 174
 175               /*
 176                * Type 0x00d1: Maximum Message length
 177                */
 178               if (aim_gettlv(innerlist, 0x00d1, 1))
 179                 ;
 180
 181               /*
 182                * Type 0x00d2: Maximum Occupancy?
 183                */
 184               if (aim_gettlv(innerlist, 0x00d2, 1))
 185                 ;
 186
 187               /*
 188                * Type 0x00d3: Exchange Name
 189                */
 190               if (aim_gettlv(innerlist, 0x00d3, 1))
 191                 exchanges[curexchange-1].name = aim_gettlv_str(innerlist, 0x00d3, 1);
 192               else
 193                 exchanges[curexchange-1].name = NULL;
 194
 195               /*
 196                * Type 0x00d5: Creation Permissions
 197                *
 198                * 0  Creation not allowed
 199                * 1  Room creation allowed
 200                * 2  Exchange creation allowed
 201                *
 202                */
 203               if (aim_gettlv(innerlist, 0x00d5, 1)) {
 204                 struct aim_tlv_t *tmptlv;
 205                 unsigned char createperms = 0;
 206
 207                 tmptlv = aim_gettlv(innerlist, 0x00d5, 1);
 208                 createperms = aimutil_get8(tmptlv->value);
 209
 210               }
 211
 212               /*
 213                * Type 0x00d6: Character Set (First Time)
 214                */
 215               if (aim_gettlv(innerlist, 0x00d6, 1))
 216                 exchanges[curexchange-1].charset1 = aim_gettlv_str(innerlist, 0x00d6, 1);
 217               else
 218                 exchanges[curexchange-1].charset1 = NULL;
 219
 220               /*
 221                * Type 0x00d7: Language (First Time)
 222                */
 223               if (aim_gettlv(innerlist, 0x00d7, 1))
 224                 exchanges[curexchange-1].lang1 = aim_gettlv_str(innerlist, 0x00d7, 1);
 225               else
 226                 exchanges[curexchange-1].lang1 = NULL;
 227
 228               /*
 229                * Type 0x00d8: Character Set (Second Time)
 230                */
 231               if (aim_gettlv(innerlist, 0x00d8, 1))
 232                 exchanges[curexchange-1].charset2 = aim_gettlv_str(innerlist, 0x00d8, 1);
 233               else
 234                 exchanges[curexchange-1].charset2 = NULL;
 235
 236               /*
 237                * Type 0x00d9: Language (Second Time)
 238                */
 239               if (aim_gettlv(innerlist, 0x00d9, 1))
 240                 exchanges[curexchange-1].lang2 = aim_gettlv_str(innerlist, 0x00d9, 1);
 241               else
 242                 exchanges[curexchange-1].lang2 = NULL;
 243
 244               aim_freetlvchain(&innerlist);
 245             }
 246
 247           /*
 248            * Call client.
 249            */
 250           userfunc = aim_callhandler(command->conn, 0x000d, 0x0009);
 251           if (userfunc)
 252             ret = userfunc(sess,
 253                            command,
 254                            snac->type,
 255                            maxrooms,
 256                            curexchange,
 257                            exchanges);
 258           curexchange--;
 259           while(curexchange >= 0)
 260             {
 261               if (exchanges[curexchange].name)
 262                 free(exchanges[curexchange].name);
 263               if (exchanges[curexchange].charset1)
 264                 free(exchanges[curexchange].charset1);
 265               if (exchanges[curexchange].lang1)
 266                 free(exchanges[curexchange].lang1);
 267               if (exchanges[curexchange].charset2)
 268                 free(exchanges[curexchange].charset2);
 269               if (exchanges[curexchange].lang2)
 270                 free(exchanges[curexchange].lang2);
 271               curexchange--;
 272             }
 273           free(exchanges);
 274           aim_freetlvchain(&tlvlist);
 275
 276           break;
 277       }
 278     case 0x0003: /* request exchange info */
 279       printf("faim: chatnav_parse_info: resposne to exchange info\n");
 280       break;
 281     case 0x0004: /* request room info */
 282       printf("faim: chatnav_parse_info: response to room info\n");
 283       break;
 284     case 0x0005: /* request more room info */
 285       printf("faim: chatnav_parse_info: response to more room info\n");
 286       break;
 287     case 0x0006: /* request occupant list */
 288       printf("faim: chatnav_parse_info: response to occupant info\n");
 289       break;
 290     case 0x0007: /* search for a room */
 291       printf("faim: chatnav_parse_info: search results\n");
 292       break;
 293     case 0x0008: { /* create room */
 294       /*
 295         000d 0009 0000 0000 0010
 296
 297         0004 0053
 298              0004 -- exchange
 299              0c 7a 6f6f 6f6d 7a6f 6f6f 6d34 32 cookie/name
 300              0000 -- instance
 301              02 -- detail level
 302              0007 -- unknown!
 303              006a 000c 7a 6f 6f6f 6d7a 6f6f 6f6d 3432 -- fully qualified name
 304              00c9 0002 0011 -- flags
 305              00ca 0004 39c0 0883 -- create time
 306              00d1 0002 0200 -- max msg len
 307              00d2 0002 0018 -- max occupants
 308              00d3 000c -- name
 309                   7a6f 6f6f 6d7a 6f6f 6f6d 3432
 310              00d5 0001 02 -- creation permission
 311        */
 312       struct aim_tlvlist_t *tlvlist, *innerlist;
 313       char *ck = NULL, *fqcn = NULL, *name = NULL;
 314       unsigned short exchange, instance, unknown, flags, maxmsglen, maxoccupancy;
 315       unsigned long createtime = 0;
 316       unsigned char createperms;
 317       int i, cklen;
 318       struct aim_tlv_t *bigblock, *tmp;
 319
 320       i = 10;
 321       if (!(tlvlist = aim_readtlvchain(command->data+i, command->commandlen-i))) {
 322         printf("faim: unable to read top tlv in create room response\n");
 323         break;
 324       }
 325
 326       if (!(bigblock = aim_gettlv(tlvlist, 0x0004, 1))) {
 327         printf("faim: no bigblock in top tlv in create room response\n");
 328         aim_freetlvchain(&tlvlist);
 329         break;
 330       }
 331       i = 0;
 332
 333       exchange = aimutil_get16(bigblock->value+i);
 334       i += 2;
 335
 336       cklen = aimutil_get8(bigblock->value+i);
 337       i++;
 338
 339       ck = malloc(cklen+1);
 340       memcpy(ck, bigblock->value+i, cklen);
 341       ck[cklen] = '\0';
 342       i += cklen;
 343
 344       instance = aimutil_get16(bigblock->value+i);
 345       i += 2;
 346
 347       if (aimutil_get8(bigblock->value+i) != 0x02) {
 348         printf("faim: unknown detaillevel in create room response (0x%02x)\n", aimutil_get8(bigblock->value+i));
 349         aim_freetlvchain(&tlvlist);
 350         free(ck);
 351         break;
 352       }
 353       i += 1;
 354
 355       unknown = aimutil_get16(bigblock->value+i);
 356       i += 2;
 357
 358       if (!(innerlist = aim_readtlvchain(bigblock->value+i, bigblock->length-i))) {
 359         printf("faim: unable to read inner tlv chain in create room response\n");
 360         aim_freetlvchain(&tlvlist);
 361         free(ck);
 362         break;
 363       }
 364
 365       if (aim_gettlv(innerlist, 0x006a, 1))
 366         fqcn = aim_gettlv_str(innerlist, 0x006a, 1);
 367
 368       if ((tmp = aim_gettlv(innerlist, 0x00c9, 1)))
 369         flags = aimutil_get16(tmp->value);
 370
 371       if ((tmp = aim_gettlv(innerlist, 0x00ca, 1)))
 372         createtime = aimutil_get32(tmp->value);
 373
 374       if ((tmp = aim_gettlv(innerlist, 0x00d1, 1)))
 375         maxmsglen = aimutil_get16(tmp->value);
 376
 377       if ((tmp = aim_gettlv(innerlist, 0x00d2, 1)))
 378         maxoccupancy = aimutil_get16(tmp->value);
 379
 380       if (aim_gettlv(innerlist, 0x00d3, 1))
 381         name = aim_gettlv_str(innerlist, 0x00d3, 1);
 382
 383       if ((tmp = aim_gettlv(innerlist, 0x00d5, 1)))
 384         createperms = aimutil_get8(tmp->value);
 385
 386       if ((userfunc = aim_callhandler(command->conn, 0x000d, 0x0009))) {
 387         ret = userfunc(sess, command, snac->type, fqcn, instance, flags, createtime, maxmsglen, maxoccupancy, createperms, unknown, name, ck);
 388       }
 389
 390       if (ck)
 391         free(ck);
 392       if (name)
 393         free(name);
 394       if (fqcn)
 395         free(fqcn);
 396       aim_freetlvchain(&innerlist);
 397       aim_freetlvchain(&tlvlist);
 398
 399       break;
 400     }
 401     default: /* unknown */
 402       printf("faim: chatnav_parse_info: unknown request subtype (%04x)\n", snac->type);
 403     }
 404
 405   if (snac && snac->data)
 406     free(snac->data);
 407   if (snac)
 408     free(snac);
 409
 410   return ret;
 411 }
 412
 413 faim_export unsigned long aim_chatnav_createroom(struct aim_session_t *sess,
 414                                                  struct aim_conn_t *conn,
 415                                                  char *name,
 416                                                  u_short exchange)
 417 {
 418   struct command_tx_struct *newpacket;
 419   int i;
 420   struct aim_snac_t snac;
 421
 422   if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 10+12+strlen("invite")+strlen(name))))
 423     return -1;
 424
 425   newpacket->lock = 1;
 426
 427   i = aim_putsnac(newpacket->data, 0x000d, 0x0008, 0x0000, sess->snac_nextid);
 428
 429   /* exchange */
 430   i+= aimutil_put16(newpacket->data+i, exchange);
 431
 432   /* room cookie */
 433   i+= aimutil_put8(newpacket->data+i, strlen("invite"));
 434   i+= aimutil_putstr(newpacket->data+i, "invite", strlen("invite"));
 435
 436   /* instance */
 437   i+= aimutil_put16(newpacket->data+i, 0xffff);
 438
 439   /* detail level */
 440   i+= aimutil_put8(newpacket->data+i, 0x01);
 441
 442   /* tlvcount */
 443   i+= aimutil_put16(newpacket->data+i, 0x0001);
 444
 445   /* room name */
 446   i+= aim_puttlv_str(newpacket->data+i, 0x00d3, strlen(name), name);
 447
 448   snac.id = sess->snac_nextid;
 449   snac.family = 0x000d;
 450   snac.type = 0x0008;
 451   snac.flags = 0x0000;
 452   snac.data = NULL;
 453
 454   aim_newsnac(sess, &snac);
 455
 456   aim_tx_enqueue(sess, newpacket);
 457
 458   return (sess->snac_nextid++);
 459 }