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Commit | Line | Data |
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9de3ca7e | 1 | /* |
37ee990e | 2 | * Handle ChatNav. |
9de3ca7e | 3 | * |
37ee990e | 4 | * [The ChatNav(igation) service does various things to keep chat |
5 | * alive. It provides room information, room searching and creating, | |
6 | * as well as giving users the right ("permission") to use chat.] | |
9de3ca7e | 7 | * |
8 | */ | |
9 | ||
37ee990e | 10 | #define FAIM_INTERNAL |
dd60ff8b | 11 | #include <aim.h> |
9de3ca7e | 12 | |
0c20631f | 13 | /* |
14 | * conn must be a chatnav connection! | |
15 | */ | |
78b3fb13 | 16 | faim_export unsigned long aim_chatnav_reqrights(struct aim_session_t *sess, |
17 | struct aim_conn_t *conn) | |
0c20631f | 18 | { |
1ea867e3 | 19 | aim_genericreq_n(sess, conn, 0x000d, 0x0002); |
0c20631f | 20 | |
1ea867e3 | 21 | return sess->snac_nextid; |
0c20631f | 22 | } |
23 | ||
78b3fb13 | 24 | faim_export unsigned long aim_chatnav_clientready(struct aim_session_t *sess, |
25 | struct aim_conn_t *conn) | |
0c20631f | 26 | { |
5b79dc93 | 27 | struct command_tx_struct *newpacket; |
0c20631f | 28 | int i; |
29 | ||
646c6b52 | 30 | if (!(newpacket = aim_tx_new(sess, conn, AIM_FRAMETYPE_OSCAR, 0x0002, 0x20))) |
5b79dc93 | 31 | return -1; |
0c20631f | 32 | |
5b79dc93 | 33 | newpacket->lock = 1; |
0c20631f | 34 | |
5b79dc93 | 35 | i = aim_putsnac(newpacket->data, 0x0001, 0x0002, 0x0000, sess->snac_nextid); |
0c20631f | 36 | |
5b79dc93 | 37 | i+= aimutil_put16(newpacket->data+i, 0x000d); |
38 | i+= aimutil_put16(newpacket->data+i, 0x0001); | |
0c20631f | 39 | |
5b79dc93 | 40 | i+= aimutil_put16(newpacket->data+i, 0x0004); |
41 | i+= aimutil_put16(newpacket->data+i, 0x0001); | |
0c20631f | 42 | |
5b79dc93 | 43 | i+= aimutil_put16(newpacket->data+i, 0x0001); |
44 | i+= aimutil_put16(newpacket->data+i, 0x0003); | |
0c20631f | 45 | |
5b79dc93 | 46 | i+= aimutil_put16(newpacket->data+i, 0x0004); |
47 | i+= aimutil_put16(newpacket->data+i, 0x0686); | |
48 | ||
49 | aim_tx_enqueue(sess, newpacket); | |
0c20631f | 50 | |
51 | return (sess->snac_nextid++); | |
52 | } | |
53 | ||
78b3fb13 | 54 | faim_export unsigned long aim_chatnav_createroom(struct aim_session_t *sess, |
55 | struct aim_conn_t *conn, | |
56 | char *name, | |
57 | u_short exchange) | |
0c20631f | 58 | { |
5b79dc93 | 59 | struct command_tx_struct *newpacket; |
0c20631f | 60 | int i; |
0c20631f | 61 | |
646c6b52 | 62 | if (!(newpacket = aim_tx_new(sess, conn, AIM_FRAMETYPE_OSCAR, 0x0002, 10+12+strlen("invite")+strlen(name)))) |
5b79dc93 | 63 | return -1; |
0c20631f | 64 | |
5b79dc93 | 65 | newpacket->lock = 1; |
0c20631f | 66 | |
5b79dc93 | 67 | i = aim_putsnac(newpacket->data, 0x000d, 0x0008, 0x0000, sess->snac_nextid); |
0c20631f | 68 | |
69 | /* exchange */ | |
5b79dc93 | 70 | i+= aimutil_put16(newpacket->data+i, exchange); |
0c20631f | 71 | |
72 | /* room cookie */ | |
5b79dc93 | 73 | i+= aimutil_put8(newpacket->data+i, strlen("invite")); |
74 | i+= aimutil_putstr(newpacket->data+i, "invite", strlen("invite")); | |
0c20631f | 75 | |
76 | /* instance */ | |
5b79dc93 | 77 | i+= aimutil_put16(newpacket->data+i, 0xffff); |
0c20631f | 78 | |
79 | /* detail level */ | |
5b79dc93 | 80 | i+= aimutil_put8(newpacket->data+i, 0x01); |
0c20631f | 81 | |
82 | /* tlvcount */ | |
5b79dc93 | 83 | i+= aimutil_put16(newpacket->data+i, 0x0001); |
0c20631f | 84 | |
85 | /* room name */ | |
5b79dc93 | 86 | i+= aim_puttlv_str(newpacket->data+i, 0x00d3, strlen(name), name); |
0c20631f | 87 | |
1ea867e3 | 88 | aim_cachesnac(sess, 0x000d, 0x0008, 0x0000, NULL, 0); |
0c20631f | 89 | |
5b79dc93 | 90 | aim_tx_enqueue(sess, newpacket); |
0c20631f | 91 | |
1ea867e3 | 92 | return sess->snac_nextid; |
0c20631f | 93 | } |
00ef5271 | 94 | |
95 | static int parseinfo_perms(struct aim_session_t *sess, aim_module_t *mod, struct command_rx_struct *rx, aim_modsnac_t *snac, unsigned char *data, int datalen, struct aim_snac_t *snac2) | |
96 | { | |
e677fc43 | 97 | aim_rxcallback_t userfunc; |
00ef5271 | 98 | int ret = 0; |
99 | struct aim_tlvlist_t *tlvlist; | |
100 | struct aim_chat_exchangeinfo *exchanges = NULL; | |
101 | int curexchange = 0; | |
102 | struct aim_tlv_t *exchangetlv; | |
103 | unsigned char maxrooms = 0; | |
104 | struct aim_tlvlist_t *innerlist; | |
105 | ||
106 | tlvlist = aim_readtlvchain(data, datalen); | |
107 | ||
108 | /* | |
109 | * Type 0x0002: Maximum concurrent rooms. | |
110 | */ | |
111 | if (aim_gettlv(tlvlist, 0x0002, 1)) | |
112 | maxrooms = aim_gettlv8(tlvlist, 0x0002, 1); | |
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 | curexchange++; | |
124 | exchanges = realloc(exchanges, curexchange * sizeof(struct aim_chat_exchangeinfo)); | |
125 | /* exchange number */ | |
126 | exchanges[curexchange-1].number = aimutil_get16(exchangetlv->value); | |
127 | innerlist = aim_readtlvchain(exchangetlv->value+2, exchangetlv->length-2); | |
128 | ||
129 | /* | |
130 | * Type 0x000d: Unknown. | |
131 | */ | |
132 | if (aim_gettlv(innerlist, 0x000d, 1)) | |
133 | ; | |
134 | ||
135 | /* | |
136 | * Type 0x0004: Unknown | |
137 | */ | |
138 | if (aim_gettlv(innerlist, 0x0004, 1)) | |
139 | ; | |
140 | ||
141 | /* | |
142 | * Type 0x0002: Unknown | |
143 | */ | |
144 | if (aim_gettlv(innerlist, 0x0002, 1)) { | |
145 | unsigned short classperms; | |
146 | ||
147 | classperms = aim_gettlv16(innerlist, 0x0002, 1); | |
148 | ||
149 | faimdprintf(sess, 1, "faim: class permissions %x\n", classperms); | |
150 | } | |
151 | ||
152 | /* | |
153 | * Type 0x00c9: Unknown | |
154 | */ | |
155 | if (aim_gettlv(innerlist, 0x00c9, 1)) | |
156 | ; | |
157 | ||
158 | /* | |
159 | * Type 0x00ca: Creation Date | |
160 | */ | |
161 | if (aim_gettlv(innerlist, 0x00ca, 1)) | |
162 | ; | |
163 | ||
164 | /* | |
165 | * Type 0x00d0: Mandatory Channels? | |
166 | */ | |
167 | if (aim_gettlv(innerlist, 0x00d0, 1)) | |
168 | ; | |
169 | ||
170 | /* | |
171 | * Type 0x00d1: Maximum Message length | |
172 | */ | |
173 | if (aim_gettlv(innerlist, 0x00d1, 1)) | |
174 | ; | |
175 | ||
176 | /* | |
177 | * Type 0x00d2: Maximum Occupancy? | |
178 | */ | |
179 | if (aim_gettlv(innerlist, 0x00d2, 1)) | |
180 | ; | |
181 | ||
182 | /* | |
183 | * Type 0x00d3: Exchange Name | |
184 | */ | |
185 | if (aim_gettlv(innerlist, 0x00d3, 1)) | |
186 | exchanges[curexchange-1].name = aim_gettlv_str(innerlist, 0x00d3, 1); | |
187 | else | |
188 | exchanges[curexchange-1].name = NULL; | |
189 | ||
190 | /* | |
191 | * Type 0x00d5: Creation Permissions | |
192 | * | |
193 | * 0 Creation not allowed | |
194 | * 1 Room creation allowed | |
195 | * 2 Exchange creation allowed | |
196 | * | |
197 | */ | |
198 | if (aim_gettlv(innerlist, 0x00d5, 1)) { | |
199 | unsigned char createperms; | |
200 | ||
201 | createperms = aim_gettlv8(innerlist, 0x00d5, 1); | |
202 | } | |
203 | ||
204 | /* | |
205 | * Type 0x00d6: Character Set (First Time) | |
206 | */ | |
207 | if (aim_gettlv(innerlist, 0x00d6, 1)) | |
208 | exchanges[curexchange-1].charset1 = aim_gettlv_str(innerlist, 0x00d6, 1); | |
209 | else | |
210 | exchanges[curexchange-1].charset1 = NULL; | |
211 | ||
212 | /* | |
213 | * Type 0x00d7: Language (First Time) | |
214 | */ | |
215 | if (aim_gettlv(innerlist, 0x00d7, 1)) | |
216 | exchanges[curexchange-1].lang1 = aim_gettlv_str(innerlist, 0x00d7, 1); | |
217 | else | |
218 | exchanges[curexchange-1].lang1 = NULL; | |
219 | ||
220 | /* | |
221 | * Type 0x00d8: Character Set (Second Time) | |
222 | */ | |
223 | if (aim_gettlv(innerlist, 0x00d8, 1)) | |
224 | exchanges[curexchange-1].charset2 = aim_gettlv_str(innerlist, 0x00d8, 1); | |
225 | else | |
226 | exchanges[curexchange-1].charset2 = NULL; | |
227 | ||
228 | /* | |
229 | * Type 0x00d9: Language (Second Time) | |
230 | */ | |
231 | if (aim_gettlv(innerlist, 0x00d9, 1)) | |
232 | exchanges[curexchange-1].lang2 = aim_gettlv_str(innerlist, 0x00d9, 1); | |
233 | else | |
234 | exchanges[curexchange-1].lang2 = NULL; | |
235 | ||
236 | aim_freetlvchain(&innerlist); | |
237 | } | |
238 | ||
239 | /* | |
240 | * Call client. | |
241 | */ | |
242 | if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype))) | |
243 | ret = userfunc(sess, rx, snac2->type, maxrooms, curexchange, exchanges); | |
244 | curexchange--; | |
245 | while(curexchange >= 0) { | |
246 | free(exchanges[curexchange].name); | |
247 | free(exchanges[curexchange].charset1); | |
248 | free(exchanges[curexchange].lang1); | |
249 | free(exchanges[curexchange].charset2); | |
250 | free(exchanges[curexchange].lang2); | |
251 | curexchange--; | |
252 | } | |
253 | free(exchanges); | |
254 | aim_freetlvchain(&tlvlist); | |
255 | ||
256 | return ret; | |
257 | } | |
258 | ||
259 | static int parseinfo_create(struct aim_session_t *sess, aim_module_t *mod, struct command_rx_struct *rx, aim_modsnac_t *snac, unsigned char *data, int datalen, struct aim_snac_t *snac2) | |
260 | { | |
e677fc43 | 261 | aim_rxcallback_t userfunc; |
00ef5271 | 262 | struct aim_tlvlist_t *tlvlist, *innerlist; |
263 | char *ck = NULL, *fqcn = NULL, *name = NULL; | |
264 | unsigned short exchange = 0, instance = 0, unknown = 0, flags = 0, maxmsglen = 0, maxoccupancy = 0; | |
265 | unsigned long createtime = 0; | |
266 | unsigned char createperms = 0; | |
267 | int i = 0, cklen; | |
268 | struct aim_tlv_t *bigblock; | |
269 | int ret = 0; | |
270 | ||
271 | if (!(tlvlist = aim_readtlvchain(data, datalen))) { | |
272 | faimdprintf(sess, 0, "unable to read top tlv in create room response\n"); | |
273 | return 0; | |
274 | } | |
275 | ||
276 | if (!(bigblock = aim_gettlv(tlvlist, 0x0004, 1))) { | |
277 | faimdprintf(sess, 0, "no bigblock in top tlv in create room response\n"); | |
278 | aim_freetlvchain(&tlvlist); | |
279 | return 0; | |
280 | } | |
281 | ||
282 | exchange = aimutil_get16(bigblock->value+i); | |
283 | i += 2; | |
284 | ||
285 | cklen = aimutil_get8(bigblock->value+i); | |
286 | i++; | |
287 | ||
288 | ck = malloc(cklen+1); | |
289 | memcpy(ck, bigblock->value+i, cklen); | |
290 | ck[cklen] = '\0'; | |
291 | i += cklen; | |
292 | ||
293 | instance = aimutil_get16(bigblock->value+i); | |
294 | i += 2; | |
295 | ||
296 | if (aimutil_get8(bigblock->value+i) != 0x02) { | |
297 | faimdprintf(sess, 0, "unknown detaillevel in create room response (0x%02x)\n", aimutil_get8(bigblock->value+i)); | |
298 | aim_freetlvchain(&tlvlist); | |
299 | free(ck); | |
300 | return 0; | |
301 | } | |
302 | i += 1; | |
303 | ||
304 | unknown = aimutil_get16(bigblock->value+i); | |
305 | i += 2; | |
306 | ||
307 | if (!(innerlist = aim_readtlvchain(bigblock->value+i, bigblock->length-i))) { | |
308 | faimdprintf(sess, 0, "unable to read inner tlv chain in create room response\n"); | |
309 | aim_freetlvchain(&tlvlist); | |
310 | free(ck); | |
311 | return 0; | |
312 | } | |
313 | ||
314 | if (aim_gettlv(innerlist, 0x006a, 1)) | |
315 | fqcn = aim_gettlv_str(innerlist, 0x006a, 1); | |
316 | ||
317 | if (aim_gettlv(innerlist, 0x00c9, 1)) | |
318 | flags = aim_gettlv16(innerlist, 0x00c9, 1); | |
319 | ||
320 | if (aim_gettlv(innerlist, 0x00ca, 1)) | |
321 | createtime = aim_gettlv32(innerlist, 0x00ca, 1); | |
322 | ||
323 | if (aim_gettlv(innerlist, 0x00d1, 1)) | |
324 | maxmsglen = aim_gettlv16(innerlist, 0x00d1, 1); | |
325 | ||
326 | if (aim_gettlv(innerlist, 0x00d2, 1)) | |
327 | maxoccupancy = aim_gettlv16(innerlist, 0x00d2, 1); | |
328 | ||
329 | if (aim_gettlv(innerlist, 0x00d3, 1)) | |
330 | name = aim_gettlv_str(innerlist, 0x00d3, 1); | |
331 | ||
332 | if (aim_gettlv(innerlist, 0x00d5, 1)) | |
333 | createperms = aim_gettlv8(innerlist, 0x00d5, 1); | |
334 | ||
335 | if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype))) | |
336 | ret = userfunc(sess, rx, snac2->type, fqcn, instance, exchange, flags, createtime, maxmsglen, maxoccupancy, createperms, unknown, name, ck); | |
337 | ||
338 | free(ck); | |
339 | free(name); | |
340 | free(fqcn); | |
341 | aim_freetlvchain(&innerlist); | |
342 | aim_freetlvchain(&tlvlist); | |
343 | ||
344 | return ret; | |
345 | } | |
346 | ||
347 | /* | |
348 | * Since multiple things can trigger this callback, | |
349 | * we must lookup the snacid to determine the original | |
350 | * snac subtype that was called. | |
351 | */ | |
352 | static int parseinfo(struct aim_session_t *sess, aim_module_t *mod, struct command_rx_struct *rx, aim_modsnac_t *snac, unsigned char *data, int datalen) | |
353 | { | |
354 | struct aim_snac_t *snac2; | |
355 | int ret = 0; | |
356 | ||
357 | if (!(snac2 = aim_remsnac(sess, snac->id))) { | |
358 | faimdprintf(sess, 0, "faim: chatnav_parse_info: received response to unknown request! (%08lx)\n", snac->id); | |
359 | return 0; | |
360 | } | |
361 | ||
362 | if (snac2->family != 0x000d) { | |
363 | faimdprintf(sess, 0, "faim: chatnav_parse_info: recieved response that maps to corrupt request! (fam=%04x)\n", snac2->family); | |
364 | return 0; | |
365 | } | |
366 | ||
367 | /* | |
368 | * We now know what the original SNAC subtype was. | |
369 | */ | |
370 | if (snac2->type == 0x0002) /* request chat rights */ | |
371 | ret = parseinfo_perms(sess, mod, rx, snac, data, datalen, snac2); | |
372 | else if (snac2->type == 0x0003) /* request exchange info */ | |
373 | faimdprintf(sess, 0, "chatnav_parse_info: resposne to exchange info\n"); | |
374 | else if (snac2->type == 0x0004) /* request room info */ | |
375 | faimdprintf(sess, 0, "chatnav_parse_info: response to room info\n"); | |
376 | else if (snac2->type == 0x0005) /* request more room info */ | |
377 | faimdprintf(sess, 0, "chatnav_parse_info: response to more room info\n"); | |
378 | else if (snac2->type == 0x0006) /* request occupant list */ | |
379 | faimdprintf(sess, 0, "chatnav_parse_info: response to occupant info\n"); | |
380 | else if (snac2->type == 0x0007) /* search for a room */ | |
381 | faimdprintf(sess, 0, "chatnav_parse_info: search results\n"); | |
382 | else if (snac2->type == 0x0008) /* create room */ | |
383 | ret = parseinfo_create(sess, mod, rx, snac, data, datalen, snac2); | |
384 | else | |
385 | faimdprintf(sess, 0, "chatnav_parse_info: unknown request subtype (%04x)\n", snac2->type); | |
386 | ||
387 | if (snac2) | |
388 | free(snac2->data); | |
389 | free(snac2); | |
390 | ||
391 | return ret; | |
392 | } | |
393 | ||
394 | static int snachandler(struct aim_session_t *sess, aim_module_t *mod, struct command_rx_struct *rx, aim_modsnac_t *snac, unsigned char *data, int datalen) | |
395 | { | |
396 | ||
397 | if (snac->subtype == 0x0009) | |
398 | return parseinfo(sess, mod, rx, snac, data, datalen); | |
399 | ||
400 | return 0; | |
401 | } | |
402 | ||
403 | faim_internal int chatnav_modfirst(struct aim_session_t *sess, aim_module_t *mod) | |
404 | { | |
405 | ||
406 | mod->family = 0x000d; | |
407 | mod->version = 0x0000; | |
408 | mod->flags = 0; | |
409 | strncpy(mod->name, "chatnav", sizeof(mod->name)); | |
410 | mod->snachandler = snachandler; | |
411 | ||
412 | return 0; | |
413 | } |