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Commit | Line | Data |
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9de3ca7e | 1 | /* |
2 | * aim_info.c | |
3 | * | |
4 | * The functions here are responsible for requesting and parsing information- | |
5 | * gathering SNACs. | |
6 | * | |
7 | */ | |
8 | ||
9 | ||
a25832e6 | 10 | #include <faim/aim.h> |
9de3ca7e | 11 | |
262272cc | 12 | struct aim_priv_inforeq { |
13 | char sn[MAXSNLEN]; | |
14 | unsigned short infotype; | |
15 | }; | |
16 | ||
a25832e6 | 17 | u_long aim_getinfo(struct aim_session_t *sess, |
18 | struct aim_conn_t *conn, | |
262272cc | 19 | const char *sn, |
20 | unsigned short infotype) | |
9de3ca7e | 21 | { |
5b79dc93 | 22 | struct command_tx_struct *newpacket; |
276495a3 | 23 | int i = 0; |
24 | ||
25 | if (!sess || !conn || !sn) | |
26 | return 0; | |
9de3ca7e | 27 | |
5b79dc93 | 28 | if (!(newpacket = aim_tx_new(0x0002, conn, 12+1+strlen(sn)))) |
29 | return -1; | |
9de3ca7e | 30 | |
5b79dc93 | 31 | newpacket->lock = 1; |
9de3ca7e | 32 | |
5b79dc93 | 33 | i = aim_putsnac(newpacket->data, 0x0002, 0x0005, 0x0000, sess->snac_nextid); |
9de3ca7e | 34 | |
262272cc | 35 | i += aimutil_put16(newpacket->data+i, infotype); |
5b79dc93 | 36 | i += aimutil_put8(newpacket->data+i, strlen(sn)); |
37 | i += aimutil_putstr(newpacket->data+i, sn, strlen(sn)); | |
9de3ca7e | 38 | |
5b79dc93 | 39 | newpacket->lock = 0; |
40 | aim_tx_enqueue(sess, newpacket); | |
9de3ca7e | 41 | |
42 | { | |
43 | struct aim_snac_t snac; | |
44 | ||
a25832e6 | 45 | snac.id = sess->snac_nextid; |
9de3ca7e | 46 | snac.family = 0x0002; |
47 | snac.type = 0x0005; | |
48 | snac.flags = 0x0000; | |
49 | ||
262272cc | 50 | snac.data = malloc(sizeof(struct aim_priv_inforeq)); |
51 | strcpy(((struct aim_priv_inforeq *)snac.data)->sn, sn); | |
52 | ((struct aim_priv_inforeq *)snac.data)->infotype = infotype; | |
9de3ca7e | 53 | |
a25832e6 | 54 | aim_newsnac(sess, &snac); |
9de3ca7e | 55 | } |
56 | ||
a25832e6 | 57 | return (sess->snac_nextid++); |
9de3ca7e | 58 | } |
59 | ||
5b79dc93 | 60 | |
61 | /* | |
62 | * Capability blocks. | |
63 | */ | |
64 | u_char aim_caps[6][16] = { | |
65 | ||
66 | /* Buddy icon */ | |
67 | {0x09, 0x46, 0x13, 0x46, 0x4c, 0x7f, 0x11, 0xd1, | |
68 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}, | |
69 | ||
70 | /* Voice */ | |
71 | {0x09, 0x46, 0x13, 0x41, 0x4c, 0x7f, 0x11, 0xd1, | |
72 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}, | |
73 | ||
74 | /* IM image */ | |
75 | {0x09, 0x46, 0x13, 0x45, 0x4c, 0x7f, 0x11, 0xd1, | |
76 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}, | |
77 | ||
78 | /* Chat */ | |
79 | {0x74, 0x8f, 0x24, 0x20, 0x62, 0x87, 0x11, 0xd1, | |
80 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}, | |
81 | ||
82 | /* Get file */ | |
83 | {0x09, 0x46, 0x13, 0x48, 0x4c, 0x7f, 0x11, 0xd1, | |
84 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}, | |
85 | ||
86 | /* Send file */ | |
87 | {0x09, 0x46, 0x13, 0x43, 0x4c, 0x7f, 0x11, 0xd1, | |
88 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00} | |
89 | }; | |
90 | ||
9de3ca7e | 91 | /* |
92 | * AIM is fairly regular about providing user info. This | |
93 | * is a generic routine to extract it in its standard form. | |
94 | */ | |
95 | int aim_extractuserinfo(u_char *buf, struct aim_userinfo_s *outinfo) | |
96 | { | |
97 | int i = 0; | |
98 | int tlvcnt = 0; | |
99 | int curtlv = 0; | |
100 | int tlv1 = 0; | |
101 | u_short curtype; | |
102 | ||
103 | ||
104 | if (!buf || !outinfo) | |
105 | return -1; | |
106 | ||
107 | /* Clear out old data first */ | |
108 | memset(outinfo, 0x00, sizeof(struct aim_userinfo_s)); | |
109 | ||
110 | /* | |
111 | * Screen name. Stored as an unterminated string prepended | |
112 | * with an unsigned byte containing its length. | |
113 | */ | |
114 | memcpy(outinfo->sn, &(buf[i+1]), buf[i]); | |
115 | outinfo->sn[(int)buf[i]] = '\0'; | |
116 | i = 1 + (int)buf[i]; | |
117 | ||
118 | /* | |
119 | * Warning Level. Stored as an unsigned short. | |
120 | */ | |
121 | outinfo->warnlevel = aimutil_get16(&buf[i]); | |
122 | i += 2; | |
123 | ||
124 | /* | |
125 | * TLV Count. Unsigned short representing the number of | |
126 | * Type-Length-Value triples that follow. | |
127 | */ | |
128 | tlvcnt = aimutil_get16(&buf[i]); | |
129 | i += 2; | |
130 | ||
131 | /* | |
132 | * Parse out the Type-Length-Value triples as they're found. | |
133 | */ | |
134 | while (curtlv < tlvcnt) | |
135 | { | |
136 | curtype = aimutil_get16(&buf[i]); | |
137 | switch (curtype) | |
138 | { | |
139 | /* | |
140 | * Type = 0x0001: Member Class. | |
141 | * | |
142 | * Specified as any of the following bitwise ORed together: | |
143 | * 0x0001 Trial (user less than 60days) | |
144 | * 0x0002 Unknown bit 2 | |
145 | * 0x0004 AOL Main Service user | |
146 | * 0x0008 Unknown bit 4 | |
147 | * 0x0010 Free (AIM) user | |
0c20631f | 148 | * 0x0020 Away |
9de3ca7e | 149 | * |
150 | * In some odd cases, we can end up with more | |
151 | * than one of these. We only want the first, | |
152 | * as the others may not be something we want. | |
153 | * | |
154 | */ | |
155 | case 0x0001: | |
156 | if (tlv1) /* use only the first */ | |
157 | break; | |
158 | outinfo->class = aimutil_get16(&buf[i+4]); | |
159 | tlv1++; | |
160 | break; | |
161 | ||
162 | /* | |
163 | * Type = 0x0002: Member-Since date. | |
164 | * | |
165 | * The time/date that the user originally | |
166 | * registered for the service, stored in | |
167 | * time_t format | |
168 | */ | |
169 | case 0x0002: | |
170 | outinfo->membersince = aimutil_get32(&buf[i+4]); | |
171 | break; | |
172 | ||
173 | /* | |
174 | * Type = 0x0003: On-Since date. | |
175 | * | |
176 | * The time/date that the user started | |
177 | * their current session, stored in time_t | |
178 | * format. | |
179 | */ | |
180 | case 0x0003: | |
181 | outinfo->onlinesince = aimutil_get32(&buf[i+4]); | |
182 | break; | |
183 | ||
184 | /* | |
185 | * Type = 0x0004: Idle time. | |
186 | * | |
187 | * Number of seconds since the user | |
188 | * actively used the service. | |
189 | */ | |
190 | case 0x0004: | |
191 | outinfo->idletime = aimutil_get16(&buf[i+4]); | |
192 | break; | |
0b4acf97 | 193 | |
194 | /* | |
195 | * Type = 0x000d | |
196 | * | |
197 | * Capability information. Not real sure of | |
198 | * actual decoding. See comment on aim_bos_setprofile() | |
199 | * in aim_misc.c about the capability block, its the same. | |
200 | * | |
201 | * Ignore. | |
202 | * | |
203 | */ | |
204 | case 0x000d: | |
5b79dc93 | 205 | { |
206 | int z,y; | |
207 | int len; | |
208 | len = aimutil_get16(buf+i+2); | |
209 | if (!len) | |
210 | break; | |
211 | ||
212 | for (z = 0; z < len; z+=0x10) { | |
213 | for(y=0; y < 6; y++) { | |
214 | if (memcmp(&aim_caps[y], buf+i+4+z, 0x10) == 0) { | |
215 | switch(y) { | |
216 | case 0: outinfo->capabilities |= AIM_CAPS_BUDDYICON; break; | |
217 | case 1: outinfo->capabilities |= AIM_CAPS_VOICE; break; | |
218 | case 2: outinfo->capabilities |= AIM_CAPS_IMIMAGE; break; | |
219 | case 3: outinfo->capabilities |= AIM_CAPS_CHAT; break; | |
220 | case 4: outinfo->capabilities |= AIM_CAPS_GETFILE; break; | |
221 | case 5: outinfo->capabilities |= AIM_CAPS_SENDFILE; break; | |
222 | default: outinfo->capabilities |= 0xff00; break; | |
223 | } | |
224 | } | |
225 | } | |
226 | } | |
227 | } | |
0b4acf97 | 228 | break; |
229 | ||
230 | /* | |
231 | * Type = 0x000e | |
232 | * | |
233 | * Unknown. Always of zero length, and always only | |
234 | * on AOL users. | |
235 | * | |
236 | * Ignore. | |
237 | * | |
238 | */ | |
239 | case 0x000e: | |
240 | break; | |
9de3ca7e | 241 | |
242 | /* | |
243 | * Type = 0x000f: Session Length. (AIM) | |
244 | * Type = 0x0010: Session Length. (AOL) | |
245 | * | |
246 | * The duration, in seconds, of the user's | |
247 | * current session. | |
248 | * | |
249 | * Which TLV type this comes in depends | |
250 | * on the service the user is using (AIM or AOL). | |
251 | * | |
252 | */ | |
253 | case 0x000f: | |
254 | case 0x0010: | |
255 | outinfo->sessionlen = aimutil_get32(&buf[i+4]); | |
256 | break; | |
257 | ||
258 | /* | |
259 | * Reaching here indicates that either AOL has | |
260 | * added yet another TLV for us to deal with, | |
261 | * or the parsing has gone Terribly Wrong. | |
262 | * | |
263 | * Either way, inform the owner and attempt | |
264 | * recovery. | |
265 | * | |
266 | */ | |
267 | default: | |
268 | { | |
269 | int len,z = 0, y = 0, x = 0; | |
270 | char tmpstr[80]; | |
271 | printf("faim: userinfo: **warning: unexpected TLV:\n"); | |
272 | printf("faim: userinfo: sn =%s\n", outinfo->sn); | |
273 | printf("faim: userinfo: curtlv=0x%04x\n", curtlv); | |
274 | printf("faim: userinfo: type =0x%04x\n",aimutil_get16(&buf[i])); | |
275 | printf("faim: userinfo: length=0x%04x\n", len = aimutil_get16(&buf[i+2])); | |
276 | printf("faim: userinfo: data: \n"); | |
277 | while (z<len) | |
278 | { | |
279 | x = sprintf(tmpstr, "faim: userinfo: "); | |
280 | for (y = 0; y < 8; y++) | |
281 | { | |
282 | if (z<len) | |
283 | { | |
284 | sprintf(tmpstr+x, "%02x ", buf[i+4+z]); | |
285 | z++; | |
286 | x += 3; | |
287 | } | |
288 | else | |
289 | break; | |
290 | } | |
291 | printf("%s\n", tmpstr); | |
292 | } | |
293 | } | |
294 | break; | |
295 | } | |
296 | /* | |
297 | * No matter what, TLV triplets should always look like this: | |
298 | * | |
299 | * u_short type; | |
300 | * u_short length; | |
301 | * u_char data[length]; | |
302 | * | |
303 | */ | |
304 | i += (2 + 2 + aimutil_get16(&buf[i+2])); | |
305 | ||
306 | curtlv++; | |
307 | } | |
308 | ||
309 | return i; | |
310 | } | |
311 | ||
312 | /* | |
313 | * Oncoming Buddy notifications contain a subset of the | |
314 | * user information structure. Its close enough to run | |
315 | * through aim_extractuserinfo() however. | |
316 | * | |
317 | */ | |
a25832e6 | 318 | int aim_parse_oncoming_middle(struct aim_session_t *sess, |
319 | struct command_rx_struct *command) | |
9de3ca7e | 320 | { |
321 | struct aim_userinfo_s userinfo; | |
322 | u_int i = 0; | |
323 | rxcallback_t userfunc=NULL; | |
324 | ||
325 | i = 10; | |
326 | i += aim_extractuserinfo(command->data+i, &userinfo); | |
327 | ||
328 | userfunc = aim_callhandler(command->conn, AIM_CB_FAM_BUD, AIM_CB_BUD_ONCOMING); | |
329 | if (userfunc) | |
a25832e6 | 330 | i = userfunc(sess, command, &userinfo); |
9de3ca7e | 331 | |
332 | return 1; | |
333 | } | |
334 | ||
a25832e6 | 335 | /* |
336 | * Offgoing Buddy notifications contain no useful | |
337 | * information other than the name it applies to. | |
338 | * | |
339 | */ | |
340 | int aim_parse_offgoing_middle(struct aim_session_t *sess, | |
341 | struct command_rx_struct *command) | |
342 | { | |
343 | char sn[MAXSNLEN+1]; | |
344 | u_int i = 0; | |
345 | rxcallback_t userfunc=NULL; | |
346 | ||
1a7c2214 | 347 | strncpy(sn, command->data+11, (int)command->data[10]); |
348 | sn[(int)command->data[10]] = '\0'; | |
a25832e6 | 349 | |
350 | userfunc = aim_callhandler(command->conn, AIM_CB_FAM_BUD, AIM_CB_BUD_OFFGOING); | |
351 | if (userfunc) | |
352 | i = userfunc(sess, command, sn); | |
353 | ||
354 | return 1; | |
355 | } | |
9de3ca7e | 356 | |
357 | /* | |
358 | * This parses the user info stuff out all nice and pretty then calls | |
359 | * the higher-level callback (in the user app). | |
360 | * | |
361 | */ | |
a25832e6 | 362 | int aim_parse_userinfo_middle(struct aim_session_t *sess, |
363 | struct command_rx_struct *command) | |
9de3ca7e | 364 | { |
365 | struct aim_userinfo_s userinfo; | |
262272cc | 366 | char *text_encoding = NULL; |
367 | char *text = NULL; | |
9de3ca7e | 368 | u_int i = 0; |
369 | rxcallback_t userfunc=NULL; | |
0c20631f | 370 | struct aim_tlvlist_t *tlvlist; |
262272cc | 371 | struct aim_snac_t *origsnac = NULL; |
372 | u_long snacid; | |
373 | struct aim_priv_inforeq *inforeq; | |
374 | ||
375 | snacid = aimutil_get32(&command->data[6]); | |
376 | origsnac = aim_remsnac(sess, snacid); | |
9de3ca7e | 377 | |
262272cc | 378 | if (!origsnac || !origsnac->data) { |
379 | printf("faim: parse_userinfo_middle: major problem: no snac stored!\n"); | |
380 | return 1; | |
9de3ca7e | 381 | } |
9de3ca7e | 382 | |
262272cc | 383 | inforeq = (struct aim_priv_inforeq *)origsnac->data; |
384 | ||
385 | switch (inforeq->infotype) { | |
386 | case AIM_GETINFO_GENERALINFO: | |
387 | case AIM_GETINFO_AWAYMESSAGE: | |
388 | i = 10; | |
389 | ||
390 | /* | |
391 | * extractuserinfo will give us the basic metaTLV information | |
392 | */ | |
393 | i += aim_extractuserinfo(command->data+i, &userinfo); | |
0c20631f | 394 | |
262272cc | 395 | /* |
396 | * However, in this command, there's usually more TLVs following... | |
397 | */ | |
398 | tlvlist = aim_readtlvchain(command->data+i, command->commandlen-i); | |
399 | ||
400 | /* | |
401 | * Depending on what informational text was requested, different | |
402 | * TLVs will appear here. | |
403 | * | |
404 | * Profile will be 1 and 2, away message will be 3 and 4. | |
405 | */ | |
406 | if (aim_gettlv(tlvlist, 0x0001, 1)) { | |
407 | text_encoding = aim_gettlv_str(tlvlist, 0x0001, 1); | |
408 | text = aim_gettlv_str(tlvlist, 0x0002, 1); | |
409 | } else if (aim_gettlv(tlvlist, 0x0003, 1)) { | |
410 | text_encoding = aim_gettlv_str(tlvlist, 0x0003, 1); | |
411 | text = aim_gettlv_str(tlvlist, 0x0004, 1); | |
412 | } | |
9de3ca7e | 413 | |
262272cc | 414 | userfunc = aim_callhandler(command->conn, AIM_CB_FAM_LOC, AIM_CB_LOC_USERINFO); |
415 | if (userfunc) { | |
a25832e6 | 416 | i = userfunc(sess, |
417 | command, | |
9de3ca7e | 418 | &userinfo, |
262272cc | 419 | text_encoding, |
420 | text, | |
421 | inforeq->infotype); | |
9de3ca7e | 422 | } |
0c20631f | 423 | |
262272cc | 424 | free(text_encoding); |
425 | free(text); | |
426 | aim_freetlvchain(&tlvlist); | |
427 | break; | |
428 | default: | |
429 | printf("faim: parse_userinfo_middle: unknown infotype in request! (0x%04x)\n", inforeq->infotype); | |
430 | break; | |
431 | } | |
432 | ||
433 | if (origsnac) { | |
434 | if (origsnac->data) | |
435 | free(origsnac->data); | |
436 | free(origsnac); | |
437 | } | |
9de3ca7e | 438 | |
439 | return 1; | |
440 | } | |
50443ea0 | 441 | |
442 | /* | |
443 | * Inverse of aim_extractuserinfo() | |
444 | */ | |
445 | int aim_putuserinfo(u_char *buf, int buflen, struct aim_userinfo_s *info) | |
446 | { | |
447 | int i = 0; | |
448 | struct aim_tlvlist_t *tlvlist = NULL; | |
449 | ||
450 | if (!buf || !info) | |
451 | return 0; | |
452 | ||
453 | i += aimutil_put8(buf+i, strlen(info->sn)); | |
454 | i += aimutil_putstr(buf+i, info->sn, strlen(info->sn)); | |
455 | ||
456 | i += aimutil_put16(buf+i, info->warnlevel); | |
457 | ||
458 | /* XXX: we only put down five */ | |
459 | i += aimutil_put16(buf+i, 5); | |
460 | aim_addtlvtochain16(&tlvlist, 0x0001, info->class); | |
461 | aim_addtlvtochain32(&tlvlist, 0x0002, info->membersince); | |
462 | aim_addtlvtochain32(&tlvlist, 0x0003, info->onlinesince); | |
463 | aim_addtlvtochain16(&tlvlist, 0x0004, info->idletime); | |
464 | /* XXX: should put caps here */ | |
465 | aim_addtlvtochain32(&tlvlist, (info->class)&AIM_CLASS_AOL?0x0010:0x000f, info->sessionlen); | |
466 | ||
467 | i += aim_writetlvchain(buf+i, buflen-i, &tlvlist); | |
468 | aim_freetlvchain(&tlvlist); | |
469 | ||
470 | return i; | |
471 | } | |
472 | ||
473 | int aim_sendbuddyoncoming(struct aim_session_t *sess, struct aim_conn_t *conn, struct aim_userinfo_s *info) | |
474 | { | |
5b79dc93 | 475 | struct command_tx_struct *tx; |
50443ea0 | 476 | int i = 0; |
477 | ||
478 | if (!sess || !conn || !info) | |
479 | return 0; | |
480 | ||
5b79dc93 | 481 | if (!(tx = aim_tx_new(0x0002, conn, 1152))) |
482 | return -1; | |
50443ea0 | 483 | |
5b79dc93 | 484 | tx->lock = 1; |
50443ea0 | 485 | |
5b79dc93 | 486 | i += aimutil_put16(tx->data+i, 0x0003); |
487 | i += aimutil_put16(tx->data+i, 0x000b); | |
488 | i += aimutil_put16(tx->data+i, 0x0000); | |
489 | i += aimutil_put16(tx->data+i, 0x0000); | |
490 | i += aimutil_put16(tx->data+i, 0x0000); | |
50443ea0 | 491 | |
5b79dc93 | 492 | i += aim_putuserinfo(tx->data+i, tx->commandlen-i, info); |
50443ea0 | 493 | |
5b79dc93 | 494 | tx->commandlen = i; |
495 | tx->lock = 0; | |
496 | aim_tx_enqueue(sess, tx); | |
50443ea0 | 497 | |
498 | return 0; | |
499 | } | |
500 | ||
501 | int aim_sendbuddyoffgoing(struct aim_session_t *sess, struct aim_conn_t *conn, char *sn) | |
502 | { | |
5b79dc93 | 503 | struct command_tx_struct *tx; |
50443ea0 | 504 | int i = 0; |
505 | ||
506 | if (!sess || !conn || !sn) | |
507 | return 0; | |
508 | ||
5b79dc93 | 509 | if (!(tx = aim_tx_new(0x0002, conn, 10+1+strlen(sn)))) |
510 | return -1; | |
50443ea0 | 511 | |
5b79dc93 | 512 | tx->lock = 1; |
50443ea0 | 513 | |
5b79dc93 | 514 | i += aimutil_put16(tx->data+i, 0x0003); |
515 | i += aimutil_put16(tx->data+i, 0x000c); | |
516 | i += aimutil_put16(tx->data+i, 0x0000); | |
517 | i += aimutil_put16(tx->data+i, 0x0000); | |
518 | i += aimutil_put16(tx->data+i, 0x0000); | |
50443ea0 | 519 | |
5b79dc93 | 520 | i += aimutil_put8(tx->data+i, strlen(sn)); |
521 | i += aimutil_putstr(tx->data+i, sn, strlen(sn)); | |
50443ea0 | 522 | |
5b79dc93 | 523 | tx->lock = 0; |
524 | aim_tx_enqueue(sess, tx); | |
50443ea0 | 525 | |
526 | return 0; | |
527 | } | |
262272cc | 528 |