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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 | |
a25832e6 | 12 | u_long aim_getinfo(struct aim_session_t *sess, |
13 | struct aim_conn_t *conn, | |
14 | const char *sn) | |
9de3ca7e | 15 | { |
5b79dc93 | 16 | struct command_tx_struct *newpacket; |
276495a3 | 17 | int i = 0; |
18 | ||
19 | if (!sess || !conn || !sn) | |
20 | return 0; | |
9de3ca7e | 21 | |
5b79dc93 | 22 | if (!(newpacket = aim_tx_new(0x0002, conn, 12+1+strlen(sn)))) |
23 | return -1; | |
9de3ca7e | 24 | |
5b79dc93 | 25 | newpacket->lock = 1; |
9de3ca7e | 26 | |
5b79dc93 | 27 | i = aim_putsnac(newpacket->data, 0x0002, 0x0005, 0x0000, sess->snac_nextid); |
9de3ca7e | 28 | |
5b79dc93 | 29 | i += aimutil_put16(newpacket->data+i, 0x0001); |
30 | i += aimutil_put8(newpacket->data+i, strlen(sn)); | |
31 | i += aimutil_putstr(newpacket->data+i, sn, strlen(sn)); | |
9de3ca7e | 32 | |
5b79dc93 | 33 | newpacket->lock = 0; |
34 | aim_tx_enqueue(sess, newpacket); | |
9de3ca7e | 35 | |
36 | { | |
37 | struct aim_snac_t snac; | |
38 | ||
a25832e6 | 39 | snac.id = sess->snac_nextid; |
9de3ca7e | 40 | snac.family = 0x0002; |
41 | snac.type = 0x0005; | |
42 | snac.flags = 0x0000; | |
43 | ||
44 | snac.data = malloc(strlen(sn)+1); | |
276495a3 | 45 | strcpy(snac.data, sn); |
9de3ca7e | 46 | |
a25832e6 | 47 | aim_newsnac(sess, &snac); |
9de3ca7e | 48 | } |
49 | ||
a25832e6 | 50 | return (sess->snac_nextid++); |
9de3ca7e | 51 | } |
52 | ||
5b79dc93 | 53 | |
54 | /* | |
55 | * Capability blocks. | |
56 | */ | |
57 | u_char aim_caps[6][16] = { | |
58 | ||
59 | /* Buddy icon */ | |
60 | {0x09, 0x46, 0x13, 0x46, 0x4c, 0x7f, 0x11, 0xd1, | |
61 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}, | |
62 | ||
63 | /* Voice */ | |
64 | {0x09, 0x46, 0x13, 0x41, 0x4c, 0x7f, 0x11, 0xd1, | |
65 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}, | |
66 | ||
67 | /* IM image */ | |
68 | {0x09, 0x46, 0x13, 0x45, 0x4c, 0x7f, 0x11, 0xd1, | |
69 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}, | |
70 | ||
71 | /* Chat */ | |
72 | {0x74, 0x8f, 0x24, 0x20, 0x62, 0x87, 0x11, 0xd1, | |
73 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}, | |
74 | ||
75 | /* Get file */ | |
76 | {0x09, 0x46, 0x13, 0x48, 0x4c, 0x7f, 0x11, 0xd1, | |
77 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}, | |
78 | ||
79 | /* Send file */ | |
80 | {0x09, 0x46, 0x13, 0x43, 0x4c, 0x7f, 0x11, 0xd1, | |
81 | 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00} | |
82 | }; | |
83 | ||
9de3ca7e | 84 | /* |
85 | * AIM is fairly regular about providing user info. This | |
86 | * is a generic routine to extract it in its standard form. | |
87 | */ | |
88 | int aim_extractuserinfo(u_char *buf, struct aim_userinfo_s *outinfo) | |
89 | { | |
90 | int i = 0; | |
91 | int tlvcnt = 0; | |
92 | int curtlv = 0; | |
93 | int tlv1 = 0; | |
94 | u_short curtype; | |
95 | ||
96 | ||
97 | if (!buf || !outinfo) | |
98 | return -1; | |
99 | ||
100 | /* Clear out old data first */ | |
101 | memset(outinfo, 0x00, sizeof(struct aim_userinfo_s)); | |
102 | ||
103 | /* | |
104 | * Screen name. Stored as an unterminated string prepended | |
105 | * with an unsigned byte containing its length. | |
106 | */ | |
107 | memcpy(outinfo->sn, &(buf[i+1]), buf[i]); | |
108 | outinfo->sn[(int)buf[i]] = '\0'; | |
109 | i = 1 + (int)buf[i]; | |
110 | ||
111 | /* | |
112 | * Warning Level. Stored as an unsigned short. | |
113 | */ | |
114 | outinfo->warnlevel = aimutil_get16(&buf[i]); | |
115 | i += 2; | |
116 | ||
117 | /* | |
118 | * TLV Count. Unsigned short representing the number of | |
119 | * Type-Length-Value triples that follow. | |
120 | */ | |
121 | tlvcnt = aimutil_get16(&buf[i]); | |
122 | i += 2; | |
123 | ||
124 | /* | |
125 | * Parse out the Type-Length-Value triples as they're found. | |
126 | */ | |
127 | while (curtlv < tlvcnt) | |
128 | { | |
129 | curtype = aimutil_get16(&buf[i]); | |
130 | switch (curtype) | |
131 | { | |
132 | /* | |
133 | * Type = 0x0001: Member Class. | |
134 | * | |
135 | * Specified as any of the following bitwise ORed together: | |
136 | * 0x0001 Trial (user less than 60days) | |
137 | * 0x0002 Unknown bit 2 | |
138 | * 0x0004 AOL Main Service user | |
139 | * 0x0008 Unknown bit 4 | |
140 | * 0x0010 Free (AIM) user | |
0c20631f | 141 | * 0x0020 Away |
9de3ca7e | 142 | * |
143 | * In some odd cases, we can end up with more | |
144 | * than one of these. We only want the first, | |
145 | * as the others may not be something we want. | |
146 | * | |
147 | */ | |
148 | case 0x0001: | |
149 | if (tlv1) /* use only the first */ | |
150 | break; | |
151 | outinfo->class = aimutil_get16(&buf[i+4]); | |
152 | tlv1++; | |
153 | break; | |
154 | ||
155 | /* | |
156 | * Type = 0x0002: Member-Since date. | |
157 | * | |
158 | * The time/date that the user originally | |
159 | * registered for the service, stored in | |
160 | * time_t format | |
161 | */ | |
162 | case 0x0002: | |
163 | outinfo->membersince = aimutil_get32(&buf[i+4]); | |
164 | break; | |
165 | ||
166 | /* | |
167 | * Type = 0x0003: On-Since date. | |
168 | * | |
169 | * The time/date that the user started | |
170 | * their current session, stored in time_t | |
171 | * format. | |
172 | */ | |
173 | case 0x0003: | |
174 | outinfo->onlinesince = aimutil_get32(&buf[i+4]); | |
175 | break; | |
176 | ||
177 | /* | |
178 | * Type = 0x0004: Idle time. | |
179 | * | |
180 | * Number of seconds since the user | |
181 | * actively used the service. | |
182 | */ | |
183 | case 0x0004: | |
184 | outinfo->idletime = aimutil_get16(&buf[i+4]); | |
185 | break; | |
0b4acf97 | 186 | |
187 | /* | |
188 | * Type = 0x000d | |
189 | * | |
190 | * Capability information. Not real sure of | |
191 | * actual decoding. See comment on aim_bos_setprofile() | |
192 | * in aim_misc.c about the capability block, its the same. | |
193 | * | |
194 | * Ignore. | |
195 | * | |
196 | */ | |
197 | case 0x000d: | |
5b79dc93 | 198 | { |
199 | int z,y; | |
200 | int len; | |
201 | len = aimutil_get16(buf+i+2); | |
202 | if (!len) | |
203 | break; | |
204 | ||
205 | for (z = 0; z < len; z+=0x10) { | |
206 | for(y=0; y < 6; y++) { | |
207 | if (memcmp(&aim_caps[y], buf+i+4+z, 0x10) == 0) { | |
208 | switch(y) { | |
209 | case 0: outinfo->capabilities |= AIM_CAPS_BUDDYICON; break; | |
210 | case 1: outinfo->capabilities |= AIM_CAPS_VOICE; break; | |
211 | case 2: outinfo->capabilities |= AIM_CAPS_IMIMAGE; break; | |
212 | case 3: outinfo->capabilities |= AIM_CAPS_CHAT; break; | |
213 | case 4: outinfo->capabilities |= AIM_CAPS_GETFILE; break; | |
214 | case 5: outinfo->capabilities |= AIM_CAPS_SENDFILE; break; | |
215 | default: outinfo->capabilities |= 0xff00; break; | |
216 | } | |
217 | } | |
218 | } | |
219 | } | |
220 | } | |
0b4acf97 | 221 | break; |
222 | ||
223 | /* | |
224 | * Type = 0x000e | |
225 | * | |
226 | * Unknown. Always of zero length, and always only | |
227 | * on AOL users. | |
228 | * | |
229 | * Ignore. | |
230 | * | |
231 | */ | |
232 | case 0x000e: | |
233 | break; | |
9de3ca7e | 234 | |
235 | /* | |
236 | * Type = 0x000f: Session Length. (AIM) | |
237 | * Type = 0x0010: Session Length. (AOL) | |
238 | * | |
239 | * The duration, in seconds, of the user's | |
240 | * current session. | |
241 | * | |
242 | * Which TLV type this comes in depends | |
243 | * on the service the user is using (AIM or AOL). | |
244 | * | |
245 | */ | |
246 | case 0x000f: | |
247 | case 0x0010: | |
248 | outinfo->sessionlen = aimutil_get32(&buf[i+4]); | |
249 | break; | |
250 | ||
251 | /* | |
252 | * Reaching here indicates that either AOL has | |
253 | * added yet another TLV for us to deal with, | |
254 | * or the parsing has gone Terribly Wrong. | |
255 | * | |
256 | * Either way, inform the owner and attempt | |
257 | * recovery. | |
258 | * | |
259 | */ | |
260 | default: | |
261 | { | |
262 | int len,z = 0, y = 0, x = 0; | |
263 | char tmpstr[80]; | |
264 | printf("faim: userinfo: **warning: unexpected TLV:\n"); | |
265 | printf("faim: userinfo: sn =%s\n", outinfo->sn); | |
266 | printf("faim: userinfo: curtlv=0x%04x\n", curtlv); | |
267 | printf("faim: userinfo: type =0x%04x\n",aimutil_get16(&buf[i])); | |
268 | printf("faim: userinfo: length=0x%04x\n", len = aimutil_get16(&buf[i+2])); | |
269 | printf("faim: userinfo: data: \n"); | |
270 | while (z<len) | |
271 | { | |
272 | x = sprintf(tmpstr, "faim: userinfo: "); | |
273 | for (y = 0; y < 8; y++) | |
274 | { | |
275 | if (z<len) | |
276 | { | |
277 | sprintf(tmpstr+x, "%02x ", buf[i+4+z]); | |
278 | z++; | |
279 | x += 3; | |
280 | } | |
281 | else | |
282 | break; | |
283 | } | |
284 | printf("%s\n", tmpstr); | |
285 | } | |
286 | } | |
287 | break; | |
288 | } | |
289 | /* | |
290 | * No matter what, TLV triplets should always look like this: | |
291 | * | |
292 | * u_short type; | |
293 | * u_short length; | |
294 | * u_char data[length]; | |
295 | * | |
296 | */ | |
297 | i += (2 + 2 + aimutil_get16(&buf[i+2])); | |
298 | ||
299 | curtlv++; | |
300 | } | |
301 | ||
302 | return i; | |
303 | } | |
304 | ||
305 | /* | |
306 | * Oncoming Buddy notifications contain a subset of the | |
307 | * user information structure. Its close enough to run | |
308 | * through aim_extractuserinfo() however. | |
309 | * | |
310 | */ | |
a25832e6 | 311 | int aim_parse_oncoming_middle(struct aim_session_t *sess, |
312 | struct command_rx_struct *command) | |
9de3ca7e | 313 | { |
314 | struct aim_userinfo_s userinfo; | |
315 | u_int i = 0; | |
316 | rxcallback_t userfunc=NULL; | |
317 | ||
318 | i = 10; | |
319 | i += aim_extractuserinfo(command->data+i, &userinfo); | |
320 | ||
321 | userfunc = aim_callhandler(command->conn, AIM_CB_FAM_BUD, AIM_CB_BUD_ONCOMING); | |
322 | if (userfunc) | |
a25832e6 | 323 | i = userfunc(sess, command, &userinfo); |
9de3ca7e | 324 | |
325 | return 1; | |
326 | } | |
327 | ||
a25832e6 | 328 | /* |
329 | * Offgoing Buddy notifications contain no useful | |
330 | * information other than the name it applies to. | |
331 | * | |
332 | */ | |
333 | int aim_parse_offgoing_middle(struct aim_session_t *sess, | |
334 | struct command_rx_struct *command) | |
335 | { | |
336 | char sn[MAXSNLEN+1]; | |
337 | u_int i = 0; | |
338 | rxcallback_t userfunc=NULL; | |
339 | ||
1a7c2214 | 340 | strncpy(sn, command->data+11, (int)command->data[10]); |
341 | sn[(int)command->data[10]] = '\0'; | |
a25832e6 | 342 | |
343 | userfunc = aim_callhandler(command->conn, AIM_CB_FAM_BUD, AIM_CB_BUD_OFFGOING); | |
344 | if (userfunc) | |
345 | i = userfunc(sess, command, sn); | |
346 | ||
347 | return 1; | |
348 | } | |
9de3ca7e | 349 | |
350 | /* | |
351 | * This parses the user info stuff out all nice and pretty then calls | |
352 | * the higher-level callback (in the user app). | |
353 | * | |
354 | */ | |
a25832e6 | 355 | int aim_parse_userinfo_middle(struct aim_session_t *sess, |
356 | struct command_rx_struct *command) | |
9de3ca7e | 357 | { |
358 | struct aim_userinfo_s userinfo; | |
359 | char *prof_encoding = NULL; | |
360 | char *prof = NULL; | |
361 | u_int i = 0; | |
362 | rxcallback_t userfunc=NULL; | |
0c20631f | 363 | struct aim_tlvlist_t *tlvlist; |
9de3ca7e | 364 | |
365 | { | |
366 | u_long snacid = 0x000000000; | |
367 | struct aim_snac_t *snac = NULL; | |
368 | ||
369 | snacid = aimutil_get32(&command->data[6]); | |
a25832e6 | 370 | snac = aim_remsnac(sess, snacid); |
9de3ca7e | 371 | |
276495a3 | 372 | if (snac) |
373 | { | |
374 | if (snac->data) | |
375 | free(snac->data); | |
376 | else | |
377 | printf("faim: parse_userinfo_middle: warning: no ->data in cached SNAC\n"); | |
378 | free(snac); | |
379 | } | |
380 | else | |
381 | printf("faim: parseuserinfo_middle: warning: no SNAC cached with for this response (%08lx)\n", snacid); | |
9de3ca7e | 382 | |
383 | } | |
384 | ||
385 | i = 10; | |
9de3ca7e | 386 | |
0c20631f | 387 | /* |
388 | * extractuserinfo will give us the basic metaTLV information | |
389 | */ | |
390 | i += aim_extractuserinfo(command->data+i, &userinfo); | |
391 | ||
392 | /* | |
393 | * However, in this command, there's usually more TLVs following... | |
394 | */ | |
395 | tlvlist = aim_readtlvchain(command->data+i, command->commandlen-i); | |
396 | prof_encoding = aim_gettlv_str(tlvlist, 0x0001, 1); | |
397 | prof = aim_gettlv_str(tlvlist, 0x0002, 1); | |
9de3ca7e | 398 | |
399 | userfunc = aim_callhandler(command->conn, AIM_CB_FAM_LOC, AIM_CB_LOC_USERINFO); | |
400 | if (userfunc) | |
401 | { | |
a25832e6 | 402 | i = userfunc(sess, |
403 | command, | |
9de3ca7e | 404 | &userinfo, |
405 | prof_encoding, | |
406 | prof); | |
407 | } | |
0c20631f | 408 | |
9de3ca7e | 409 | free(prof_encoding); |
410 | free(prof); | |
0c20631f | 411 | aim_freetlvchain(&tlvlist); |
9de3ca7e | 412 | |
413 | return 1; | |
414 | } | |
50443ea0 | 415 | |
416 | /* | |
417 | * Inverse of aim_extractuserinfo() | |
418 | */ | |
419 | int aim_putuserinfo(u_char *buf, int buflen, struct aim_userinfo_s *info) | |
420 | { | |
421 | int i = 0; | |
422 | struct aim_tlvlist_t *tlvlist = NULL; | |
423 | ||
424 | if (!buf || !info) | |
425 | return 0; | |
426 | ||
427 | i += aimutil_put8(buf+i, strlen(info->sn)); | |
428 | i += aimutil_putstr(buf+i, info->sn, strlen(info->sn)); | |
429 | ||
430 | i += aimutil_put16(buf+i, info->warnlevel); | |
431 | ||
432 | /* XXX: we only put down five */ | |
433 | i += aimutil_put16(buf+i, 5); | |
434 | aim_addtlvtochain16(&tlvlist, 0x0001, info->class); | |
435 | aim_addtlvtochain32(&tlvlist, 0x0002, info->membersince); | |
436 | aim_addtlvtochain32(&tlvlist, 0x0003, info->onlinesince); | |
437 | aim_addtlvtochain16(&tlvlist, 0x0004, info->idletime); | |
438 | /* XXX: should put caps here */ | |
439 | aim_addtlvtochain32(&tlvlist, (info->class)&AIM_CLASS_AOL?0x0010:0x000f, info->sessionlen); | |
440 | ||
441 | i += aim_writetlvchain(buf+i, buflen-i, &tlvlist); | |
442 | aim_freetlvchain(&tlvlist); | |
443 | ||
444 | return i; | |
445 | } | |
446 | ||
447 | int aim_sendbuddyoncoming(struct aim_session_t *sess, struct aim_conn_t *conn, struct aim_userinfo_s *info) | |
448 | { | |
5b79dc93 | 449 | struct command_tx_struct *tx; |
50443ea0 | 450 | int i = 0; |
451 | ||
452 | if (!sess || !conn || !info) | |
453 | return 0; | |
454 | ||
5b79dc93 | 455 | if (!(tx = aim_tx_new(0x0002, conn, 1152))) |
456 | return -1; | |
50443ea0 | 457 | |
5b79dc93 | 458 | tx->lock = 1; |
50443ea0 | 459 | |
5b79dc93 | 460 | i += aimutil_put16(tx->data+i, 0x0003); |
461 | i += aimutil_put16(tx->data+i, 0x000b); | |
462 | i += aimutil_put16(tx->data+i, 0x0000); | |
463 | i += aimutil_put16(tx->data+i, 0x0000); | |
464 | i += aimutil_put16(tx->data+i, 0x0000); | |
50443ea0 | 465 | |
5b79dc93 | 466 | i += aim_putuserinfo(tx->data+i, tx->commandlen-i, info); |
50443ea0 | 467 | |
5b79dc93 | 468 | tx->commandlen = i; |
469 | tx->lock = 0; | |
470 | aim_tx_enqueue(sess, tx); | |
50443ea0 | 471 | |
472 | return 0; | |
473 | } | |
474 | ||
475 | int aim_sendbuddyoffgoing(struct aim_session_t *sess, struct aim_conn_t *conn, char *sn) | |
476 | { | |
5b79dc93 | 477 | struct command_tx_struct *tx; |
50443ea0 | 478 | int i = 0; |
479 | ||
480 | if (!sess || !conn || !sn) | |
481 | return 0; | |
482 | ||
5b79dc93 | 483 | if (!(tx = aim_tx_new(0x0002, conn, 10+1+strlen(sn)))) |
484 | return -1; | |
50443ea0 | 485 | |
5b79dc93 | 486 | tx->lock = 1; |
50443ea0 | 487 | |
5b79dc93 | 488 | i += aimutil_put16(tx->data+i, 0x0003); |
489 | i += aimutil_put16(tx->data+i, 0x000c); | |
490 | i += aimutil_put16(tx->data+i, 0x0000); | |
491 | i += aimutil_put16(tx->data+i, 0x0000); | |
492 | i += aimutil_put16(tx->data+i, 0x0000); | |
50443ea0 | 493 | |
5b79dc93 | 494 | i += aimutil_put8(tx->data+i, strlen(sn)); |
495 | i += aimutil_putstr(tx->data+i, sn, strlen(sn)); | |
50443ea0 | 496 | |
5b79dc93 | 497 | tx->lock = 0; |
498 | aim_tx_enqueue(sess, tx); | |
50443ea0 | 499 | |
500 | return 0; | |
501 | } |