1 | #include <stdlib.h> |
---|
2 | #include <unistd.h> |
---|
3 | #include <sys/types.h> |
---|
4 | #include <sys/wait.h> |
---|
5 | #include <sys/stat.h> |
---|
6 | #include <string.h> |
---|
7 | #include "owl.h" |
---|
8 | |
---|
9 | #ifdef HAVE_LIBZEPHYR |
---|
10 | static GSource *owl_zephyr_event_source_new(int fd); |
---|
11 | |
---|
12 | static gboolean owl_zephyr_event_prepare(GSource *source, int *timeout); |
---|
13 | static gboolean owl_zephyr_event_check(GSource *source); |
---|
14 | static gboolean owl_zephyr_event_dispatch(GSource *source, GSourceFunc callback, gpointer user_data); |
---|
15 | |
---|
16 | static GList *deferred_subs = NULL; |
---|
17 | |
---|
18 | typedef struct _owl_sub_list { /* noproto */ |
---|
19 | ZSubscription_t *subs; |
---|
20 | int nsubs; |
---|
21 | } owl_sub_list; |
---|
22 | |
---|
23 | Code_t ZResetAuthentication(void); |
---|
24 | |
---|
25 | static GSourceFuncs zephyr_event_funcs = { |
---|
26 | owl_zephyr_event_prepare, |
---|
27 | owl_zephyr_event_check, |
---|
28 | owl_zephyr_event_dispatch, |
---|
29 | NULL |
---|
30 | }; |
---|
31 | #endif |
---|
32 | |
---|
33 | #define HM_SVC_FALLBACK htons((unsigned short) 2104) |
---|
34 | |
---|
35 | static char *owl_zephyr_dotfile(const char *name, const char *input) |
---|
36 | { |
---|
37 | if (input != NULL) |
---|
38 | return g_strdup(input); |
---|
39 | else |
---|
40 | return g_strdup_printf("%s/%s", owl_global_get_homedir(&g), name); |
---|
41 | } |
---|
42 | |
---|
43 | #ifdef HAVE_LIBZEPHYR |
---|
44 | void owl_zephyr_initialize(void) |
---|
45 | { |
---|
46 | Code_t ret; |
---|
47 | struct servent *sp; |
---|
48 | struct sockaddr_in sin; |
---|
49 | ZNotice_t req; |
---|
50 | GIOChannel *channel; |
---|
51 | |
---|
52 | /* |
---|
53 | * Code modified from libzephyr's ZhmStat.c |
---|
54 | * |
---|
55 | * Modified to add the fd to our select loop, rather than hanging |
---|
56 | * until we get an ack. |
---|
57 | */ |
---|
58 | |
---|
59 | if ((ret = ZOpenPort(NULL)) != ZERR_NONE) { |
---|
60 | owl_function_error("Error opening Zephyr port: %s", error_message(ret)); |
---|
61 | return; |
---|
62 | } |
---|
63 | |
---|
64 | (void) memset(&sin, 0, sizeof(struct sockaddr_in)); |
---|
65 | |
---|
66 | sp = getservbyname(HM_SVCNAME, "udp"); |
---|
67 | |
---|
68 | sin.sin_port = (sp) ? sp->s_port : HM_SVC_FALLBACK; |
---|
69 | sin.sin_family = AF_INET; |
---|
70 | |
---|
71 | sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK); |
---|
72 | |
---|
73 | (void) memset(&req, 0, sizeof(req)); |
---|
74 | req.z_kind = STAT; |
---|
75 | req.z_port = 0; |
---|
76 | req.z_class = zstr(HM_STAT_CLASS); |
---|
77 | req.z_class_inst = zstr(HM_STAT_CLIENT); |
---|
78 | req.z_opcode = zstr(HM_GIMMESTATS); |
---|
79 | req.z_sender = zstr(""); |
---|
80 | req.z_recipient = zstr(""); |
---|
81 | req.z_default_format = zstr(""); |
---|
82 | req.z_message_len = 0; |
---|
83 | |
---|
84 | if ((ret = ZSetDestAddr(&sin)) != ZERR_NONE) { |
---|
85 | owl_function_error("Initializing Zephyr: %s", error_message(ret)); |
---|
86 | return; |
---|
87 | } |
---|
88 | |
---|
89 | if ((ret = ZSendNotice(&req, ZNOAUTH)) != ZERR_NONE) { |
---|
90 | owl_function_error("Initializing Zephyr: %s", error_message(ret)); |
---|
91 | return; |
---|
92 | } |
---|
93 | |
---|
94 | channel = g_io_channel_unix_new(ZGetFD()); |
---|
95 | g_io_add_watch(channel, G_IO_IN | G_IO_ERR | G_IO_HUP, |
---|
96 | &owl_zephyr_finish_initialization, NULL); |
---|
97 | g_io_channel_unref(channel); |
---|
98 | } |
---|
99 | |
---|
100 | gboolean owl_zephyr_finish_initialization(GIOChannel *source, GIOCondition condition, void *data) { |
---|
101 | Code_t code; |
---|
102 | char *perl; |
---|
103 | GSource *event_source; |
---|
104 | |
---|
105 | ZClosePort(); |
---|
106 | |
---|
107 | if ((code = ZInitialize()) != ZERR_NONE) { |
---|
108 | owl_function_error("Initializing Zephyr: %s", error_message(code)); |
---|
109 | return FALSE; |
---|
110 | } |
---|
111 | |
---|
112 | if ((code = ZOpenPort(NULL)) != ZERR_NONE) { |
---|
113 | owl_function_error("Initializing Zephyr: %s", error_message(code)); |
---|
114 | return FALSE; |
---|
115 | } |
---|
116 | |
---|
117 | event_source = owl_zephyr_event_source_new(ZGetFD()); |
---|
118 | g_source_attach(event_source, NULL); |
---|
119 | g_source_unref(event_source); |
---|
120 | |
---|
121 | owl_global_set_havezephyr(&g); |
---|
122 | |
---|
123 | if(g.load_initial_subs) { |
---|
124 | owl_zephyr_load_initial_subs(); |
---|
125 | } |
---|
126 | while(deferred_subs != NULL) { |
---|
127 | owl_sub_list *subs = deferred_subs->data; |
---|
128 | owl_function_debugmsg("Loading %d deferred subs.", subs->nsubs); |
---|
129 | owl_zephyr_loadsubs_helper(subs->subs, subs->nsubs); |
---|
130 | deferred_subs = g_list_delete_link(deferred_subs, deferred_subs); |
---|
131 | g_free(subs); |
---|
132 | } |
---|
133 | |
---|
134 | /* zlog in if we need to */ |
---|
135 | if (owl_global_is_startuplogin(&g)) { |
---|
136 | owl_function_debugmsg("startup: doing zlog in"); |
---|
137 | owl_zephyr_zlog_in(); |
---|
138 | } |
---|
139 | /* check pseudo-logins if we need to */ |
---|
140 | if (owl_global_is_pseudologins(&g)) { |
---|
141 | owl_function_debugmsg("startup: checking pseudo-logins"); |
---|
142 | owl_function_zephyr_buddy_check(0); |
---|
143 | } |
---|
144 | |
---|
145 | perl = owl_perlconfig_execute("BarnOwl::Zephyr::_zephyr_startup()"); |
---|
146 | g_free(perl); |
---|
147 | return FALSE; |
---|
148 | } |
---|
149 | |
---|
150 | void owl_zephyr_load_initial_subs(void) { |
---|
151 | int ret_sd, ret_bd, ret_u; |
---|
152 | |
---|
153 | owl_function_debugmsg("startup: loading initial zephyr subs"); |
---|
154 | |
---|
155 | /* load default subscriptions */ |
---|
156 | ret_sd = owl_zephyr_loaddefaultsubs(); |
---|
157 | |
---|
158 | /* load Barnowl default subscriptions */ |
---|
159 | ret_bd = owl_zephyr_loadbarnowldefaultsubs(); |
---|
160 | |
---|
161 | /* load subscriptions from subs file */ |
---|
162 | ret_u = owl_zephyr_loadsubs(NULL, 0); |
---|
163 | |
---|
164 | if (ret_sd || ret_bd || ret_u) { |
---|
165 | owl_function_error("Error loading zephyr subscriptions"); |
---|
166 | } |
---|
167 | |
---|
168 | /* load login subscriptions */ |
---|
169 | if (owl_global_is_loginsubs(&g)) { |
---|
170 | owl_function_debugmsg("startup: loading login subs"); |
---|
171 | owl_function_loadloginsubs(NULL); |
---|
172 | } |
---|
173 | } |
---|
174 | #else |
---|
175 | void owl_zephyr_initialize(void) |
---|
176 | { |
---|
177 | } |
---|
178 | #endif |
---|
179 | |
---|
180 | |
---|
181 | int owl_zephyr_shutdown(void) |
---|
182 | { |
---|
183 | #ifdef HAVE_LIBZEPHYR |
---|
184 | if(owl_global_is_havezephyr(&g)) { |
---|
185 | unsuball(); |
---|
186 | ZClosePort(); |
---|
187 | } |
---|
188 | #endif |
---|
189 | return 0; |
---|
190 | } |
---|
191 | |
---|
192 | int owl_zephyr_zpending(void) |
---|
193 | { |
---|
194 | #ifdef HAVE_LIBZEPHYR |
---|
195 | Code_t code; |
---|
196 | if(owl_global_is_havezephyr(&g)) { |
---|
197 | if((code = ZPending()) < 0) { |
---|
198 | owl_function_debugmsg("Error (%s) in ZPending()\n", |
---|
199 | error_message(code)); |
---|
200 | return 0; |
---|
201 | } |
---|
202 | return code; |
---|
203 | } |
---|
204 | #endif |
---|
205 | return 0; |
---|
206 | } |
---|
207 | |
---|
208 | int owl_zephyr_zqlength(void) |
---|
209 | { |
---|
210 | #ifdef HAVE_LIBZEPHYR |
---|
211 | Code_t code; |
---|
212 | if(owl_global_is_havezephyr(&g)) { |
---|
213 | if((code = ZQLength()) < 0) { |
---|
214 | owl_function_debugmsg("Error (%s) in ZQLength()\n", |
---|
215 | error_message(code)); |
---|
216 | return 0; |
---|
217 | } |
---|
218 | return code; |
---|
219 | } |
---|
220 | #endif |
---|
221 | return 0; |
---|
222 | } |
---|
223 | |
---|
224 | const char *owl_zephyr_get_realm(void) |
---|
225 | { |
---|
226 | #ifdef HAVE_LIBZEPHYR |
---|
227 | if (owl_global_is_havezephyr(&g)) |
---|
228 | return(ZGetRealm()); |
---|
229 | #endif |
---|
230 | return ""; |
---|
231 | } |
---|
232 | |
---|
233 | const char *owl_zephyr_get_sender(void) |
---|
234 | { |
---|
235 | #ifdef HAVE_LIBZEPHYR |
---|
236 | if (owl_global_is_havezephyr(&g)) |
---|
237 | return(ZGetSender()); |
---|
238 | #endif |
---|
239 | return ""; |
---|
240 | } |
---|
241 | |
---|
242 | #ifdef HAVE_LIBZEPHYR |
---|
243 | int owl_zephyr_loadsubs_helper(ZSubscription_t subs[], int count) |
---|
244 | { |
---|
245 | int ret = 0; |
---|
246 | Code_t code; |
---|
247 | |
---|
248 | if (owl_global_is_havezephyr(&g)) { |
---|
249 | int i; |
---|
250 | /* sub without defaults */ |
---|
251 | code = ZSubscribeToSansDefaults(subs, count, 0); |
---|
252 | if (code != ZERR_NONE) { |
---|
253 | owl_function_error("Error subscribing to zephyr notifications: %s", |
---|
254 | error_message(code)); |
---|
255 | ret=-2; |
---|
256 | } |
---|
257 | |
---|
258 | /* free stuff */ |
---|
259 | for (i=0; i<count; i++) { |
---|
260 | g_free(subs[i].zsub_class); |
---|
261 | g_free(subs[i].zsub_classinst); |
---|
262 | g_free(subs[i].zsub_recipient); |
---|
263 | } |
---|
264 | |
---|
265 | g_free(subs); |
---|
266 | } else { |
---|
267 | owl_sub_list *s = g_new(owl_sub_list, 1); |
---|
268 | s->subs = subs; |
---|
269 | s->nsubs = count; |
---|
270 | deferred_subs = g_list_append(deferred_subs, s); |
---|
271 | } |
---|
272 | |
---|
273 | return ret; |
---|
274 | } |
---|
275 | #endif |
---|
276 | |
---|
277 | /* Load zephyr subscriptions from 'filename'. If 'filename' is NULL, |
---|
278 | * the default file $HOME/.zephyr.subs will be used. |
---|
279 | * |
---|
280 | * Returns 0 on success. If the file does not exist, return -1 if |
---|
281 | * 'error_on_nofile' is 1, otherwise return 0. Return -1 if the file |
---|
282 | * exists but can not be read. Return -2 if there is a failure from |
---|
283 | * zephyr to load the subscriptions. |
---|
284 | */ |
---|
285 | int owl_zephyr_loadsubs(const char *filename, int error_on_nofile) |
---|
286 | { |
---|
287 | #ifdef HAVE_LIBZEPHYR |
---|
288 | FILE *file; |
---|
289 | char *tmp, *start; |
---|
290 | char *buffer = NULL; |
---|
291 | char *subsfile; |
---|
292 | ZSubscription_t *subs; |
---|
293 | int subSize = 1024; |
---|
294 | int count; |
---|
295 | struct stat statbuff; |
---|
296 | |
---|
297 | subs = g_new(ZSubscription_t, subSize); |
---|
298 | subsfile = owl_zephyr_dotfile(".zephyr.subs", filename); |
---|
299 | |
---|
300 | if (stat(subsfile, &statbuff) != 0) { |
---|
301 | g_free(subsfile); |
---|
302 | if (error_on_nofile == 1) |
---|
303 | return -1; |
---|
304 | return 0; |
---|
305 | } |
---|
306 | |
---|
307 | ZResetAuthentication(); |
---|
308 | count = 0; |
---|
309 | file = fopen(subsfile, "r"); |
---|
310 | g_free(subsfile); |
---|
311 | if (!file) |
---|
312 | return -1; |
---|
313 | while (owl_getline(&buffer, file)) { |
---|
314 | if (buffer[0] == '#' || buffer[0] == '\n') |
---|
315 | continue; |
---|
316 | |
---|
317 | if (buffer[0] == '-') |
---|
318 | start = buffer + 1; |
---|
319 | else |
---|
320 | start = buffer; |
---|
321 | |
---|
322 | if (count >= subSize) { |
---|
323 | subSize *= 2; |
---|
324 | subs = g_renew(ZSubscription_t, subs, subSize); |
---|
325 | } |
---|
326 | |
---|
327 | /* add it to the list of subs */ |
---|
328 | if ((tmp = strtok(start, ",\n\r")) == NULL) |
---|
329 | continue; |
---|
330 | subs[count].zsub_class = g_strdup(tmp); |
---|
331 | if ((tmp=strtok(NULL, ",\n\r")) == NULL) |
---|
332 | continue; |
---|
333 | subs[count].zsub_classinst = g_strdup(tmp); |
---|
334 | if ((tmp = strtok(NULL, " \t\n\r")) == NULL) |
---|
335 | continue; |
---|
336 | subs[count].zsub_recipient = g_strdup(tmp); |
---|
337 | |
---|
338 | /* if it started with '-' then add it to the global punt list, and |
---|
339 | * remove it from the list of subs. */ |
---|
340 | if (buffer[0] == '-') { |
---|
341 | owl_function_zpunt(subs[count].zsub_class, subs[count].zsub_classinst, subs[count].zsub_recipient, 0); |
---|
342 | g_free(subs[count].zsub_class); |
---|
343 | g_free(subs[count].zsub_classinst); |
---|
344 | g_free(subs[count].zsub_recipient); |
---|
345 | } else { |
---|
346 | count++; |
---|
347 | } |
---|
348 | } |
---|
349 | fclose(file); |
---|
350 | if (buffer) |
---|
351 | g_free(buffer); |
---|
352 | |
---|
353 | return owl_zephyr_loadsubs_helper(subs, count); |
---|
354 | #else |
---|
355 | return 0; |
---|
356 | #endif |
---|
357 | } |
---|
358 | |
---|
359 | /* Load default Barnowl subscriptions |
---|
360 | * |
---|
361 | * Returns 0 on success. |
---|
362 | * Return -2 if there is a failure from zephyr to load the subscriptions. |
---|
363 | */ |
---|
364 | int owl_zephyr_loadbarnowldefaultsubs(void) |
---|
365 | { |
---|
366 | #ifdef HAVE_LIBZEPHYR |
---|
367 | ZSubscription_t *subs; |
---|
368 | int subSize = 10; /* Max Barnowl default subs we allow */ |
---|
369 | int count, ret; |
---|
370 | |
---|
371 | subs = g_new(ZSubscription_t, subSize); |
---|
372 | ZResetAuthentication(); |
---|
373 | count=0; |
---|
374 | |
---|
375 | subs[count].zsub_class=g_strdup("message"); |
---|
376 | subs[count].zsub_classinst=g_strdup("*"); |
---|
377 | subs[count].zsub_recipient=g_strdup("%me%"); |
---|
378 | count++; |
---|
379 | |
---|
380 | ret = owl_zephyr_loadsubs_helper(subs, count); |
---|
381 | return(ret); |
---|
382 | #else |
---|
383 | return(0); |
---|
384 | #endif |
---|
385 | } |
---|
386 | |
---|
387 | int owl_zephyr_loaddefaultsubs(void) |
---|
388 | { |
---|
389 | #ifdef HAVE_LIBZEPHYR |
---|
390 | Code_t ret; |
---|
391 | |
---|
392 | if (owl_global_is_havezephyr(&g)) { |
---|
393 | ZSubscription_t subs[10]; |
---|
394 | |
---|
395 | ret = ZSubscribeTo(subs, 0, 0); |
---|
396 | if (ret != ZERR_NONE) { |
---|
397 | owl_function_error("Error subscribing to default zephyr notifications: %s.", |
---|
398 | error_message(ret)); |
---|
399 | return(-1); |
---|
400 | } |
---|
401 | } |
---|
402 | return(0); |
---|
403 | #else |
---|
404 | return(0); |
---|
405 | #endif |
---|
406 | } |
---|
407 | |
---|
408 | int owl_zephyr_loadloginsubs(const char *filename) |
---|
409 | { |
---|
410 | #ifdef HAVE_LIBZEPHYR |
---|
411 | FILE *file; |
---|
412 | ZSubscription_t *subs; |
---|
413 | int numSubs = 100; |
---|
414 | char *subsfile; |
---|
415 | char *buffer = NULL; |
---|
416 | int count; |
---|
417 | struct stat statbuff; |
---|
418 | |
---|
419 | subs = g_new(ZSubscription_t, numSubs); |
---|
420 | subsfile = owl_zephyr_dotfile(".anyone", filename); |
---|
421 | |
---|
422 | if (stat(subsfile, &statbuff) == -1) { |
---|
423 | g_free(subs); |
---|
424 | g_free(subsfile); |
---|
425 | return 0; |
---|
426 | } |
---|
427 | |
---|
428 | ZResetAuthentication(); |
---|
429 | count = 0; |
---|
430 | file = fopen(subsfile, "r"); |
---|
431 | g_free(subsfile); |
---|
432 | if (file) { |
---|
433 | while (owl_getline_chomp(&buffer, file)) { |
---|
434 | if (buffer[0] == '\0' || buffer[0] == '#') |
---|
435 | continue; |
---|
436 | |
---|
437 | if (count == numSubs) { |
---|
438 | numSubs *= 2; |
---|
439 | subs = g_renew(ZSubscription_t, subs, numSubs); |
---|
440 | } |
---|
441 | |
---|
442 | subs[count].zsub_class = g_strdup("login"); |
---|
443 | subs[count].zsub_recipient = g_strdup("*"); |
---|
444 | subs[count].zsub_classinst = long_zuser(buffer); |
---|
445 | |
---|
446 | count++; |
---|
447 | } |
---|
448 | fclose(file); |
---|
449 | } else { |
---|
450 | return 0; |
---|
451 | } |
---|
452 | g_free(buffer); |
---|
453 | |
---|
454 | return owl_zephyr_loadsubs_helper(subs, count); |
---|
455 | #else |
---|
456 | return 0; |
---|
457 | #endif |
---|
458 | } |
---|
459 | |
---|
460 | void unsuball(void) |
---|
461 | { |
---|
462 | #if HAVE_LIBZEPHYR |
---|
463 | Code_t ret; |
---|
464 | |
---|
465 | ZResetAuthentication(); |
---|
466 | ret = ZCancelSubscriptions(0); |
---|
467 | if (ret != ZERR_NONE) |
---|
468 | owl_function_error("Zephyr: Cancelling subscriptions: %s", |
---|
469 | error_message(ret)); |
---|
470 | #endif |
---|
471 | } |
---|
472 | |
---|
473 | int owl_zephyr_sub(const char *class, const char *inst, const char *recip) |
---|
474 | { |
---|
475 | #ifdef HAVE_LIBZEPHYR |
---|
476 | ZSubscription_t subs[5]; |
---|
477 | Code_t ret; |
---|
478 | |
---|
479 | subs[0].zsub_class=zstr(class); |
---|
480 | subs[0].zsub_classinst=zstr(inst); |
---|
481 | subs[0].zsub_recipient=zstr(recip); |
---|
482 | |
---|
483 | ZResetAuthentication(); |
---|
484 | ret = ZSubscribeTo(subs, 1, 0); |
---|
485 | if (ret != ZERR_NONE) { |
---|
486 | owl_function_error("Error subbing to <%s,%s,%s>: %s", |
---|
487 | class, inst, recip, |
---|
488 | error_message(ret)); |
---|
489 | return(-2); |
---|
490 | } |
---|
491 | return(0); |
---|
492 | #else |
---|
493 | return(0); |
---|
494 | #endif |
---|
495 | } |
---|
496 | |
---|
497 | |
---|
498 | int owl_zephyr_unsub(const char *class, const char *inst, const char *recip) |
---|
499 | { |
---|
500 | #ifdef HAVE_LIBZEPHYR |
---|
501 | ZSubscription_t subs[5]; |
---|
502 | Code_t ret; |
---|
503 | |
---|
504 | subs[0].zsub_class=zstr(class); |
---|
505 | subs[0].zsub_classinst=zstr(inst); |
---|
506 | subs[0].zsub_recipient=zstr(recip); |
---|
507 | |
---|
508 | ZResetAuthentication(); |
---|
509 | ret = ZUnsubscribeTo(subs, 1, 0); |
---|
510 | if (ret != ZERR_NONE) { |
---|
511 | owl_function_error("Error unsubbing from <%s,%s,%s>: %s", |
---|
512 | class, inst, recip, |
---|
513 | error_message(ret)); |
---|
514 | return(-2); |
---|
515 | } |
---|
516 | return(0); |
---|
517 | #else |
---|
518 | return(0); |
---|
519 | #endif |
---|
520 | } |
---|
521 | |
---|
522 | /* return a pointer to the data in the Jth field, (NULL terminated by |
---|
523 | * definition). Caller must free the return. |
---|
524 | */ |
---|
525 | #ifdef HAVE_LIBZEPHYR |
---|
526 | CALLER_OWN char *owl_zephyr_get_field(const ZNotice_t *n, int j) |
---|
527 | { |
---|
528 | int i, count, save; |
---|
529 | |
---|
530 | /* If there's no message here, just run along now */ |
---|
531 | if (n->z_message_len == 0) |
---|
532 | return(g_strdup("")); |
---|
533 | |
---|
534 | count=save=0; |
---|
535 | for (i=0; i<n->z_message_len; i++) { |
---|
536 | if (n->z_message[i]=='\0') { |
---|
537 | count++; |
---|
538 | if (count==j) { |
---|
539 | /* just found the end of the field we're looking for */ |
---|
540 | return(g_strdup(n->z_message+save)); |
---|
541 | } else { |
---|
542 | save=i+1; |
---|
543 | } |
---|
544 | } |
---|
545 | } |
---|
546 | /* catch the last field, which might not be null terminated */ |
---|
547 | if (count==j-1) { |
---|
548 | return g_strndup(n->z_message + save, n->z_message_len - save); |
---|
549 | } |
---|
550 | |
---|
551 | return(g_strdup("")); |
---|
552 | } |
---|
553 | |
---|
554 | CALLER_OWN char *owl_zephyr_get_field_as_utf8(const ZNotice_t *n, int j) |
---|
555 | { |
---|
556 | int i, count, save; |
---|
557 | |
---|
558 | /* If there's no message here, just run along now */ |
---|
559 | if (n->z_message_len == 0) |
---|
560 | return(g_strdup("")); |
---|
561 | |
---|
562 | count=save=0; |
---|
563 | for (i = 0; i < n->z_message_len; i++) { |
---|
564 | if (n->z_message[i]=='\0') { |
---|
565 | count++; |
---|
566 | if (count == j) { |
---|
567 | /* just found the end of the field we're looking for */ |
---|
568 | return(owl_validate_or_convert(n->z_message + save)); |
---|
569 | } else { |
---|
570 | save = i + 1; |
---|
571 | } |
---|
572 | } |
---|
573 | } |
---|
574 | /* catch the last field, which might not be null terminated */ |
---|
575 | if (count == j - 1) { |
---|
576 | char *tmp, *out; |
---|
577 | tmp = g_strndup(n->z_message + save, n->z_message_len - save); |
---|
578 | out = owl_validate_or_convert(tmp); |
---|
579 | g_free(tmp); |
---|
580 | return out; |
---|
581 | } |
---|
582 | |
---|
583 | return(g_strdup("")); |
---|
584 | } |
---|
585 | #else |
---|
586 | CALLER_OWN char *owl_zephyr_get_field(void *n, int j) |
---|
587 | { |
---|
588 | return(g_strdup("")); |
---|
589 | } |
---|
590 | CALLER_OWN char *owl_zephyr_get_field_as_utf8(void *n, int j) |
---|
591 | { |
---|
592 | return owl_zephyr_get_field(n, j); |
---|
593 | } |
---|
594 | #endif |
---|
595 | |
---|
596 | |
---|
597 | #ifdef HAVE_LIBZEPHYR |
---|
598 | int owl_zephyr_get_num_fields(const ZNotice_t *n) |
---|
599 | { |
---|
600 | int i, fields; |
---|
601 | |
---|
602 | if(n->z_message_len == 0) |
---|
603 | return 0; |
---|
604 | |
---|
605 | fields=1; |
---|
606 | for (i=0; i<n->z_message_len; i++) { |
---|
607 | if (n->z_message[i]=='\0') fields++; |
---|
608 | } |
---|
609 | |
---|
610 | return(fields); |
---|
611 | } |
---|
612 | #else |
---|
613 | int owl_zephyr_get_num_fields(const void *n) |
---|
614 | { |
---|
615 | return(0); |
---|
616 | } |
---|
617 | #endif |
---|
618 | |
---|
619 | #ifdef HAVE_LIBZEPHYR |
---|
620 | /* return a pointer to the message, place the message length in k |
---|
621 | * caller must free the return |
---|
622 | */ |
---|
623 | CALLER_OWN char *owl_zephyr_get_message(const ZNotice_t *n, const owl_message *m) |
---|
624 | { |
---|
625 | #define OWL_NFIELDS 5 |
---|
626 | int i; |
---|
627 | char *fields[OWL_NFIELDS + 1]; |
---|
628 | char *msg = NULL; |
---|
629 | |
---|
630 | /* don't let ping messages have a body */ |
---|
631 | if (!strcasecmp(n->z_opcode, "ping")) { |
---|
632 | return(g_strdup("")); |
---|
633 | } |
---|
634 | |
---|
635 | for(i = 0; i < OWL_NFIELDS; i++) |
---|
636 | fields[i + 1] = owl_zephyr_get_field(n, i + 1); |
---|
637 | |
---|
638 | /* deal with MIT NOC messages */ |
---|
639 | if (!strcasecmp(n->z_default_format, "@center(@bold(NOC Message))\n\n@bold(Sender:) $1 <$sender>\n@bold(Time: ) $time\n\n@italic($opcode service on $instance $3.) $4\n")) { |
---|
640 | |
---|
641 | msg = g_strdup_printf("%s service on %s %s\n%s", n->z_opcode, n->z_class_inst, fields[3], fields[4]); |
---|
642 | } |
---|
643 | /* deal with MIT Discuss messages */ |
---|
644 | else if (!strcasecmp(n->z_default_format, "New transaction [$1] entered in $2\nFrom: $3 ($5)\nSubject: $4") || |
---|
645 | !strcasecmp(n->z_default_format, "New transaction [$1] entered in $2\nFrom: $3\nSubject: $4")) { |
---|
646 | |
---|
647 | msg = g_strdup_printf("New transaction [%s] entered in %s\nFrom: %s (%s)\nSubject: %s", |
---|
648 | fields[1], fields[2], fields[3], fields[5], fields[4]); |
---|
649 | } |
---|
650 | /* deal with MIT Moira messages */ |
---|
651 | else if (!strcasecmp(n->z_default_format, "MOIRA $instance on $fromhost:\n $message\n")) { |
---|
652 | msg = g_strdup_printf("MOIRA %s on %s: %s", |
---|
653 | n->z_class_inst, |
---|
654 | owl_message_get_hostname(m), |
---|
655 | fields[1]); |
---|
656 | } else { |
---|
657 | if (owl_zephyr_get_num_fields(n) == 1) |
---|
658 | msg = g_strdup(fields[1]); |
---|
659 | else |
---|
660 | msg = g_strdup(fields[2]); |
---|
661 | } |
---|
662 | |
---|
663 | for (i = 0; i < OWL_NFIELDS; i++) |
---|
664 | g_free(fields[i + 1]); |
---|
665 | |
---|
666 | return msg; |
---|
667 | } |
---|
668 | #endif |
---|
669 | |
---|
670 | #ifdef HAVE_LIBZEPHYR |
---|
671 | const char *owl_zephyr_get_zsig(const ZNotice_t *n, int *k) |
---|
672 | { |
---|
673 | /* return a pointer to the zsig if there is one */ |
---|
674 | |
---|
675 | /* message length 0? No zsig */ |
---|
676 | if (n->z_message_len==0) { |
---|
677 | *k=0; |
---|
678 | return(""); |
---|
679 | } |
---|
680 | |
---|
681 | /* If there's only one field, no zsig */ |
---|
682 | if (owl_zephyr_get_num_fields(n) == 1) { |
---|
683 | *k=0; |
---|
684 | return(""); |
---|
685 | } |
---|
686 | |
---|
687 | /* Everything else is field 1 */ |
---|
688 | *k=strlen(n->z_message); |
---|
689 | return(n->z_message); |
---|
690 | } |
---|
691 | #else |
---|
692 | const char *owl_zephyr_get_zsig(const void *n, int *k) |
---|
693 | { |
---|
694 | return(""); |
---|
695 | } |
---|
696 | #endif |
---|
697 | |
---|
698 | int send_zephyr(const char *opcode, const char *zsig, const char *class, const char *instance, const char *recipient, const char *message) |
---|
699 | { |
---|
700 | #ifdef HAVE_LIBZEPHYR |
---|
701 | Code_t ret; |
---|
702 | ZNotice_t notice; |
---|
703 | |
---|
704 | memset(¬ice, 0, sizeof(notice)); |
---|
705 | |
---|
706 | ZResetAuthentication(); |
---|
707 | |
---|
708 | if (!zsig) zsig=""; |
---|
709 | |
---|
710 | notice.z_kind=ACKED; |
---|
711 | notice.z_port=0; |
---|
712 | notice.z_class=zstr(class); |
---|
713 | notice.z_class_inst=zstr(instance); |
---|
714 | notice.z_sender=NULL; |
---|
715 | if (!strcmp(recipient, "*") || !strcmp(recipient, "@")) { |
---|
716 | notice.z_recipient=zstr(""); |
---|
717 | if (*owl_global_get_zsender(&g)) |
---|
718 | notice.z_sender=zstr(owl_global_get_zsender(&g)); |
---|
719 | } else { |
---|
720 | notice.z_recipient=zstr(recipient); |
---|
721 | } |
---|
722 | notice.z_default_format=zstr("Class $class, Instance $instance:\nTo: @bold($recipient) at $time $date\nFrom: @bold{$1 <$sender>}\n\n$2"); |
---|
723 | if (opcode) notice.z_opcode=zstr(opcode); |
---|
724 | |
---|
725 | notice.z_message_len=strlen(zsig)+1+strlen(message); |
---|
726 | notice.z_message=g_new(char, notice.z_message_len+10); |
---|
727 | strcpy(notice.z_message, zsig); |
---|
728 | memcpy(notice.z_message+strlen(zsig)+1, message, strlen(message)); |
---|
729 | |
---|
730 | /* ret=ZSendNotice(¬ice, ZAUTH); */ |
---|
731 | ret=ZSrvSendNotice(¬ice, ZAUTH, send_zephyr_helper); |
---|
732 | |
---|
733 | /* free then check the return */ |
---|
734 | g_free(notice.z_message); |
---|
735 | ZFreeNotice(¬ice); |
---|
736 | if (ret != ZERR_NONE) { |
---|
737 | owl_function_error("Error sending zephyr: %s", error_message(ret)); |
---|
738 | return(ret); |
---|
739 | } |
---|
740 | return(0); |
---|
741 | #else |
---|
742 | return(0); |
---|
743 | #endif |
---|
744 | } |
---|
745 | |
---|
746 | #ifdef HAVE_LIBZEPHYR |
---|
747 | Code_t send_zephyr_helper(ZNotice_t *notice, char *buf, int len, int wait) |
---|
748 | { |
---|
749 | return(ZSendPacket(buf, len, 0)); |
---|
750 | } |
---|
751 | #endif |
---|
752 | |
---|
753 | void send_ping(const char *to, const char *zclass, const char *zinstance) |
---|
754 | { |
---|
755 | #ifdef HAVE_LIBZEPHYR |
---|
756 | send_zephyr("PING", "", zclass, zinstance, to, ""); |
---|
757 | #endif |
---|
758 | } |
---|
759 | |
---|
760 | #ifdef HAVE_LIBZEPHYR |
---|
761 | void owl_zephyr_handle_ack(const ZNotice_t *retnotice) |
---|
762 | { |
---|
763 | char *tmp; |
---|
764 | |
---|
765 | /* if it's an HMACK ignore it */ |
---|
766 | if (retnotice->z_kind == HMACK) return; |
---|
767 | |
---|
768 | if (retnotice->z_kind == SERVNAK) { |
---|
769 | owl_function_error("Authorization failure sending zephyr"); |
---|
770 | } else if ((retnotice->z_kind != SERVACK) || !retnotice->z_message_len) { |
---|
771 | owl_function_error("Detected server failure while receiving acknowledgement"); |
---|
772 | } else if (!strcmp(retnotice->z_message, ZSRVACK_SENT)) { |
---|
773 | if (!strcasecmp(retnotice->z_opcode, "ping")) { |
---|
774 | return; |
---|
775 | } else { |
---|
776 | if (strcasecmp(retnotice->z_recipient, "")) |
---|
777 | { /* personal */ |
---|
778 | tmp=short_zuser(retnotice->z_recipient); |
---|
779 | if(!strcasecmp(retnotice->z_class, "message") && |
---|
780 | !strcasecmp(retnotice->z_class_inst, "personal")) { |
---|
781 | owl_function_makemsg("Message sent to %s.", tmp); |
---|
782 | } else if(!strcasecmp(retnotice->z_class, "message")) { /* instanced, but not classed, personal */ |
---|
783 | owl_function_makemsg("Message sent to %s on -i %s\n", tmp, retnotice->z_class_inst); |
---|
784 | } else { /* classed personal */ |
---|
785 | owl_function_makemsg("Message sent to %s on -c %s -i %s\n", tmp, retnotice->z_class, retnotice->z_class_inst); |
---|
786 | } |
---|
787 | g_free(tmp); |
---|
788 | } else { |
---|
789 | /* class / instance message */ |
---|
790 | owl_function_makemsg("Message sent to -c %s -i %s\n", retnotice->z_class, retnotice->z_class_inst); |
---|
791 | } |
---|
792 | } |
---|
793 | } else if (!strcmp(retnotice->z_message, ZSRVACK_NOTSENT)) { |
---|
794 | if (retnotice->z_recipient == NULL |
---|
795 | || *retnotice->z_recipient == 0 |
---|
796 | || *retnotice->z_recipient == '@') { |
---|
797 | char *buff; |
---|
798 | owl_function_error("No one subscribed to class %s", retnotice->z_class); |
---|
799 | buff = g_strdup_printf("Could not send message to class %s: no one subscribed.\n", retnotice->z_class); |
---|
800 | owl_function_adminmsg("", buff); |
---|
801 | g_free(buff); |
---|
802 | } else { |
---|
803 | char *buff; |
---|
804 | owl_zwrite zw; |
---|
805 | |
---|
806 | tmp = short_zuser(retnotice->z_recipient); |
---|
807 | owl_function_error("%s: Not logged in or subscribing.", tmp); |
---|
808 | /* |
---|
809 | * These error messages are often over 80 chars, but users who want to |
---|
810 | * see the whole thing can scroll to the side, and for those with wide |
---|
811 | * terminals or who don't care, not splitting saves a line in the UI |
---|
812 | */ |
---|
813 | if(strcasecmp(retnotice->z_class, "message")) { |
---|
814 | buff = g_strdup_printf( |
---|
815 | "Could not send message to %s: " |
---|
816 | "not logged in or subscribing to class %s, instance %s.\n", |
---|
817 | tmp, |
---|
818 | retnotice->z_class, |
---|
819 | retnotice->z_class_inst); |
---|
820 | } else if(strcasecmp(retnotice->z_class_inst, "personal")) { |
---|
821 | buff = g_strdup_printf( |
---|
822 | "Could not send message to %s: " |
---|
823 | "not logged in or subscribing to instance %s.\n", |
---|
824 | tmp, |
---|
825 | retnotice->z_class_inst); |
---|
826 | } else { |
---|
827 | buff = g_strdup_printf( |
---|
828 | "Could not send message to %s: " |
---|
829 | "not logged in or subscribing to messages.\n", |
---|
830 | tmp); |
---|
831 | } |
---|
832 | owl_function_adminmsg("", buff); |
---|
833 | |
---|
834 | memset(&zw, 0, sizeof(zw)); |
---|
835 | zw.class = g_strdup(retnotice->z_class); |
---|
836 | zw.inst = g_strdup(retnotice->z_class_inst); |
---|
837 | zw.realm = g_strdup(""); |
---|
838 | zw.opcode = g_strdup(retnotice->z_opcode); |
---|
839 | zw.zsig = g_strdup(""); |
---|
840 | zw.recips = g_ptr_array_new(); |
---|
841 | g_ptr_array_add(zw.recips, g_strdup(retnotice->z_recipient)); |
---|
842 | |
---|
843 | owl_log_outgoing_zephyr_error(&zw, buff); |
---|
844 | |
---|
845 | owl_zwrite_cleanup(&zw); |
---|
846 | g_free(buff); |
---|
847 | g_free(tmp); |
---|
848 | } |
---|
849 | } else { |
---|
850 | owl_function_error("Internal error on ack (%s)", retnotice->z_message); |
---|
851 | } |
---|
852 | } |
---|
853 | #else |
---|
854 | void owl_zephyr_handle_ack(const void *retnotice) |
---|
855 | { |
---|
856 | } |
---|
857 | #endif |
---|
858 | |
---|
859 | #ifdef HAVE_LIBZEPHYR |
---|
860 | int owl_zephyr_notice_is_ack(const ZNotice_t *n) |
---|
861 | { |
---|
862 | if (n->z_kind == SERVNAK || n->z_kind == SERVACK || n->z_kind == HMACK) { |
---|
863 | if (!strcasecmp(n->z_class, LOGIN_CLASS)) return(0); |
---|
864 | return(1); |
---|
865 | } |
---|
866 | return(0); |
---|
867 | } |
---|
868 | #else |
---|
869 | int owl_zephyr_notice_is_ack(const void *n) |
---|
870 | { |
---|
871 | return(0); |
---|
872 | } |
---|
873 | #endif |
---|
874 | |
---|
875 | void owl_zephyr_zaway(const owl_message *m) |
---|
876 | { |
---|
877 | #ifdef HAVE_LIBZEPHYR |
---|
878 | char *tmpbuff, *myuser, *to; |
---|
879 | owl_zwrite *z; |
---|
880 | |
---|
881 | /* bail if it doesn't look like a message we should reply to. Some |
---|
882 | * of this defined by the way zaway(1) works |
---|
883 | */ |
---|
884 | if (strcasecmp(owl_message_get_class(m), "message")) return; |
---|
885 | if (strcasecmp(owl_message_get_recipient(m), ZGetSender())) return; |
---|
886 | if (!strcasecmp(owl_message_get_sender(m), "")) return; |
---|
887 | if (!strcasecmp(owl_message_get_opcode(m), "ping")) return; |
---|
888 | if (!strcasecmp(owl_message_get_opcode(m), "auto")) return; |
---|
889 | if (!strcasecmp(owl_message_get_zsig(m), "Automated reply:")) return; |
---|
890 | if (!strcasecmp(owl_message_get_sender(m), ZGetSender())) return; |
---|
891 | if (owl_message_get_attribute_value(m, "isauto")) return; |
---|
892 | |
---|
893 | if (owl_global_is_smartstrip(&g)) { |
---|
894 | to=owl_zephyr_smartstripped_user(owl_message_get_sender(m)); |
---|
895 | } else { |
---|
896 | to=g_strdup(owl_message_get_sender(m)); |
---|
897 | } |
---|
898 | |
---|
899 | send_zephyr("", |
---|
900 | "Automated reply:", |
---|
901 | owl_message_get_class(m), |
---|
902 | owl_message_get_instance(m), |
---|
903 | to, |
---|
904 | owl_global_get_zaway_msg(&g)); |
---|
905 | |
---|
906 | myuser=short_zuser(to); |
---|
907 | if (!strcasecmp(owl_message_get_instance(m), "personal")) { |
---|
908 | tmpbuff = owl_string_build_quoted("zwrite %q", myuser); |
---|
909 | } else { |
---|
910 | tmpbuff = owl_string_build_quoted("zwrite -i %q %q", owl_message_get_instance(m), myuser); |
---|
911 | } |
---|
912 | g_free(myuser); |
---|
913 | g_free(to); |
---|
914 | |
---|
915 | z = owl_zwrite_new(tmpbuff); |
---|
916 | g_free(tmpbuff); |
---|
917 | if (z == NULL) { |
---|
918 | owl_function_error("Error creating outgoing zephyr."); |
---|
919 | return; |
---|
920 | } |
---|
921 | owl_zwrite_set_message(z, owl_global_get_zaway_msg(&g)); |
---|
922 | owl_zwrite_set_zsig(z, "Automated reply:"); |
---|
923 | |
---|
924 | /* display the message as an admin message in the receive window */ |
---|
925 | owl_function_add_outgoing_zephyrs(z); |
---|
926 | owl_zwrite_delete(z); |
---|
927 | #endif |
---|
928 | } |
---|
929 | |
---|
930 | #ifdef HAVE_LIBZEPHYR |
---|
931 | void owl_zephyr_hackaway_cr(ZNotice_t *n) |
---|
932 | { |
---|
933 | /* replace \r's with ' '. Gross-ish */ |
---|
934 | int i; |
---|
935 | |
---|
936 | for (i=0; i<n->z_message_len; i++) { |
---|
937 | if (n->z_message[i]=='\r') { |
---|
938 | n->z_message[i]=' '; |
---|
939 | } |
---|
940 | } |
---|
941 | } |
---|
942 | #endif |
---|
943 | |
---|
944 | CALLER_OWN char *owl_zephyr_zlocate(const char *user, int auth) |
---|
945 | { |
---|
946 | #ifdef HAVE_LIBZEPHYR |
---|
947 | int ret, numlocs; |
---|
948 | int one = 1; |
---|
949 | ZLocations_t locations; |
---|
950 | char *myuser; |
---|
951 | char *p, *result; |
---|
952 | |
---|
953 | ZResetAuthentication(); |
---|
954 | ret = ZLocateUser(zstr(user), &numlocs, auth ? ZAUTH : ZNOAUTH); |
---|
955 | if (ret != ZERR_NONE) |
---|
956 | return g_strdup_printf("Error locating user %s: %s\n", |
---|
957 | user, error_message(ret)); |
---|
958 | |
---|
959 | myuser = short_zuser(user); |
---|
960 | if (numlocs == 0) { |
---|
961 | result = g_strdup_printf("%s: Hidden or not logged in\n", myuser); |
---|
962 | } else { |
---|
963 | result = g_strdup(""); |
---|
964 | for (; numlocs; numlocs--) { |
---|
965 | ZGetLocations(&locations, &one); |
---|
966 | p = g_strdup_printf("%s%s: %s\t%s\t%s\n", |
---|
967 | result, myuser, |
---|
968 | locations.host ? locations.host : "?", |
---|
969 | locations.tty ? locations.tty : "?", |
---|
970 | locations.time ? locations.time : "?"); |
---|
971 | g_free(result); |
---|
972 | result = p; |
---|
973 | } |
---|
974 | } |
---|
975 | g_free(myuser); |
---|
976 | |
---|
977 | return result; |
---|
978 | #else |
---|
979 | return g_strdup(""); |
---|
980 | #endif |
---|
981 | } |
---|
982 | |
---|
983 | void owl_zephyr_addsub(const char *filename, const char *class, const char *inst, const char *recip) |
---|
984 | { |
---|
985 | #ifdef HAVE_LIBZEPHYR |
---|
986 | char *line, *subsfile, *s = NULL; |
---|
987 | FILE *file; |
---|
988 | int duplicate = 0; |
---|
989 | |
---|
990 | line = owl_zephyr_makesubline(class, inst, recip); |
---|
991 | subsfile = owl_zephyr_dotfile(".zephyr.subs", filename); |
---|
992 | |
---|
993 | /* if the file already exists, check to see if the sub is already there */ |
---|
994 | file = fopen(subsfile, "r"); |
---|
995 | if (file) { |
---|
996 | while (owl_getline(&s, file)) { |
---|
997 | if (strcasecmp(s, line) == 0) { |
---|
998 | owl_function_error("Subscription already present in %s", subsfile); |
---|
999 | duplicate++; |
---|
1000 | } |
---|
1001 | } |
---|
1002 | fclose(file); |
---|
1003 | g_free(s); |
---|
1004 | } |
---|
1005 | |
---|
1006 | if (!duplicate) { |
---|
1007 | file = fopen(subsfile, "a"); |
---|
1008 | if (file) { |
---|
1009 | fputs(line, file); |
---|
1010 | fclose(file); |
---|
1011 | owl_function_makemsg("Subscription added"); |
---|
1012 | } else { |
---|
1013 | owl_function_error("Error opening file %s for writing", subsfile); |
---|
1014 | } |
---|
1015 | } |
---|
1016 | |
---|
1017 | g_free(line); |
---|
1018 | #endif |
---|
1019 | } |
---|
1020 | |
---|
1021 | void owl_zephyr_delsub(const char *filename, const char *class, const char *inst, const char *recip) |
---|
1022 | { |
---|
1023 | #ifdef HAVE_LIBZEPHYR |
---|
1024 | char *line, *subsfile; |
---|
1025 | int linesdeleted; |
---|
1026 | |
---|
1027 | line=owl_zephyr_makesubline(class, inst, recip); |
---|
1028 | line[strlen(line)-1]='\0'; |
---|
1029 | |
---|
1030 | subsfile = owl_zephyr_dotfile(".zephyr.subs", filename); |
---|
1031 | |
---|
1032 | linesdeleted = owl_util_file_deleteline(subsfile, line, 1); |
---|
1033 | if (linesdeleted > 0) { |
---|
1034 | owl_function_makemsg("Subscription removed"); |
---|
1035 | } else if (linesdeleted == 0) { |
---|
1036 | owl_function_error("No subscription present in %s", subsfile); |
---|
1037 | } |
---|
1038 | g_free(subsfile); |
---|
1039 | g_free(line); |
---|
1040 | #endif |
---|
1041 | } |
---|
1042 | |
---|
1043 | /* caller must free the return */ |
---|
1044 | CALLER_OWN char *owl_zephyr_makesubline(const char *class, const char *inst, const char *recip) |
---|
1045 | { |
---|
1046 | return g_strdup_printf("%s,%s,%s\n", class, inst, !strcmp(recip, "") ? "*" : recip); |
---|
1047 | } |
---|
1048 | |
---|
1049 | |
---|
1050 | void owl_zephyr_zlog_in(void) |
---|
1051 | { |
---|
1052 | #ifdef HAVE_LIBZEPHYR |
---|
1053 | ZResetAuthentication(); |
---|
1054 | |
---|
1055 | /* ZSetLocation, and store the default value as the current value */ |
---|
1056 | owl_global_set_exposure(&g, owl_global_get_default_exposure(&g)); |
---|
1057 | #endif |
---|
1058 | } |
---|
1059 | |
---|
1060 | void owl_zephyr_zlog_out(void) |
---|
1061 | { |
---|
1062 | #ifdef HAVE_LIBZEPHYR |
---|
1063 | Code_t ret; |
---|
1064 | |
---|
1065 | ZResetAuthentication(); |
---|
1066 | ret = ZUnsetLocation(); |
---|
1067 | if (ret != ZERR_NONE) |
---|
1068 | owl_function_error("Error unsetting location: %s", error_message(ret)); |
---|
1069 | #endif |
---|
1070 | } |
---|
1071 | |
---|
1072 | void owl_zephyr_addbuddy(const char *name) |
---|
1073 | { |
---|
1074 | char *filename; |
---|
1075 | FILE *file; |
---|
1076 | |
---|
1077 | filename = owl_zephyr_dotfile(".anyone", NULL); |
---|
1078 | file = fopen(filename, "a"); |
---|
1079 | g_free(filename); |
---|
1080 | if (!file) { |
---|
1081 | owl_function_error("Error opening zephyr buddy file for append"); |
---|
1082 | return; |
---|
1083 | } |
---|
1084 | fprintf(file, "%s\n", name); |
---|
1085 | fclose(file); |
---|
1086 | } |
---|
1087 | |
---|
1088 | void owl_zephyr_delbuddy(const char *name) |
---|
1089 | { |
---|
1090 | char *filename; |
---|
1091 | |
---|
1092 | filename = owl_zephyr_dotfile(".anyone", NULL); |
---|
1093 | owl_util_file_deleteline(filename, name, 0); |
---|
1094 | g_free(filename); |
---|
1095 | } |
---|
1096 | |
---|
1097 | /* return auth string */ |
---|
1098 | #ifdef HAVE_LIBZEPHYR |
---|
1099 | const char *owl_zephyr_get_authstr(const ZNotice_t *n) |
---|
1100 | { |
---|
1101 | |
---|
1102 | if (!n) return("UNKNOWN"); |
---|
1103 | |
---|
1104 | if (n->z_auth == ZAUTH_FAILED) { |
---|
1105 | return ("FAILED"); |
---|
1106 | } else if (n->z_auth == ZAUTH_NO) { |
---|
1107 | return ("NO"); |
---|
1108 | } else if (n->z_auth == ZAUTH_YES) { |
---|
1109 | return ("YES"); |
---|
1110 | } else { |
---|
1111 | return ("UNKNOWN"); |
---|
1112 | } |
---|
1113 | } |
---|
1114 | #else |
---|
1115 | const char *owl_zephyr_get_authstr(const void *n) |
---|
1116 | { |
---|
1117 | return(""); |
---|
1118 | } |
---|
1119 | #endif |
---|
1120 | |
---|
1121 | /* Returns a buffer of subscriptions or an error message. Caller must |
---|
1122 | * free the return. |
---|
1123 | */ |
---|
1124 | CALLER_OWN char *owl_zephyr_getsubs(void) |
---|
1125 | { |
---|
1126 | #ifdef HAVE_LIBZEPHYR |
---|
1127 | Code_t ret; |
---|
1128 | int num, i, one; |
---|
1129 | ZSubscription_t sub; |
---|
1130 | GString *buf; |
---|
1131 | |
---|
1132 | ret = ZRetrieveSubscriptions(0, &num); |
---|
1133 | if (ret != ZERR_NONE) |
---|
1134 | return g_strdup_printf("Zephyr: Requesting subscriptions: %s\n", error_message(ret)); |
---|
1135 | if (num == 0) |
---|
1136 | return g_strdup("Zephyr: No subscriptions retrieved\n"); |
---|
1137 | |
---|
1138 | buf = g_string_new(""); |
---|
1139 | for (i=0; i<num; i++) { |
---|
1140 | one = 1; |
---|
1141 | if ((ret = ZGetSubscriptions(&sub, &one)) != ZERR_NONE) { |
---|
1142 | ZFlushSubscriptions(); |
---|
1143 | g_string_free(buf, true); |
---|
1144 | return g_strdup_printf("Zephyr: Getting subscriptions: %s\n", error_message(ret)); |
---|
1145 | } else { |
---|
1146 | /* g_string_append_printf would be backwards. */ |
---|
1147 | char *tmp = g_strdup_printf("<%s,%s,%s>\n", |
---|
1148 | sub.zsub_class, |
---|
1149 | sub.zsub_classinst, |
---|
1150 | sub.zsub_recipient); |
---|
1151 | g_string_prepend(buf, tmp); |
---|
1152 | g_free(tmp); |
---|
1153 | } |
---|
1154 | } |
---|
1155 | |
---|
1156 | ZFlushSubscriptions(); |
---|
1157 | return g_string_free(buf, false); |
---|
1158 | #else |
---|
1159 | return(g_strdup("Zephyr not available")); |
---|
1160 | #endif |
---|
1161 | } |
---|
1162 | |
---|
1163 | const char *owl_zephyr_get_variable(const char *var) |
---|
1164 | { |
---|
1165 | #ifdef HAVE_LIBZEPHYR |
---|
1166 | return(ZGetVariable(zstr(var))); |
---|
1167 | #else |
---|
1168 | return(""); |
---|
1169 | #endif |
---|
1170 | } |
---|
1171 | |
---|
1172 | void owl_zephyr_set_locationinfo(const char *host, const char *val) |
---|
1173 | { |
---|
1174 | #ifdef HAVE_LIBZEPHYR |
---|
1175 | ZInitLocationInfo(zstr(host), zstr(val)); |
---|
1176 | #endif |
---|
1177 | } |
---|
1178 | |
---|
1179 | const char *owl_zephyr_normalize_exposure(const char *exposure) |
---|
1180 | { |
---|
1181 | if (exposure == NULL) |
---|
1182 | return NULL; |
---|
1183 | #ifdef HAVE_LIBZEPHYR |
---|
1184 | return ZParseExposureLevel(zstr(exposure)); |
---|
1185 | #else |
---|
1186 | return exposure; |
---|
1187 | #endif |
---|
1188 | } |
---|
1189 | |
---|
1190 | int owl_zephyr_set_default_exposure(const char *exposure) |
---|
1191 | { |
---|
1192 | #ifdef HAVE_LIBZEPHYR |
---|
1193 | Code_t ret; |
---|
1194 | if (exposure == NULL) |
---|
1195 | return -1; |
---|
1196 | exposure = ZParseExposureLevel(zstr(exposure)); |
---|
1197 | if (exposure == NULL) |
---|
1198 | return -1; |
---|
1199 | ret = ZSetVariable(zstr("exposure"), zstr(exposure)); /* ZSetVariable does file I/O */ |
---|
1200 | if (ret != ZERR_NONE) { |
---|
1201 | owl_function_error("Unable to set default exposure location: %s", error_message(ret)); |
---|
1202 | return -1; |
---|
1203 | } |
---|
1204 | #endif |
---|
1205 | return 0; |
---|
1206 | } |
---|
1207 | |
---|
1208 | const char *owl_zephyr_get_default_exposure(void) |
---|
1209 | { |
---|
1210 | #ifdef HAVE_LIBZEPHYR |
---|
1211 | const char *exposure = ZGetVariable(zstr("exposure")); /* ZGetVariable does file I/O */ |
---|
1212 | if (exposure == NULL) |
---|
1213 | return EXPOSE_REALMVIS; |
---|
1214 | exposure = ZParseExposureLevel(zstr(exposure)); |
---|
1215 | if (exposure == NULL) /* The user manually entered an invalid value in ~/.zephyr.vars, or something weird happened. */ |
---|
1216 | return EXPOSE_REALMVIS; |
---|
1217 | return exposure; |
---|
1218 | #else |
---|
1219 | return ""; |
---|
1220 | #endif |
---|
1221 | } |
---|
1222 | |
---|
1223 | int owl_zephyr_set_exposure(const char *exposure) |
---|
1224 | { |
---|
1225 | #ifdef HAVE_LIBZEPHYR |
---|
1226 | Code_t ret; |
---|
1227 | if (exposure == NULL) |
---|
1228 | return -1; |
---|
1229 | exposure = ZParseExposureLevel(zstr(exposure)); |
---|
1230 | if (exposure == NULL) |
---|
1231 | return -1; |
---|
1232 | ret = ZSetLocation(zstr(exposure)); |
---|
1233 | if (ret != ZERR_NONE) { |
---|
1234 | owl_function_error("Unable to set exposure level: %s.", error_message(ret)); |
---|
1235 | return -1; |
---|
1236 | } |
---|
1237 | #endif |
---|
1238 | return 0; |
---|
1239 | } |
---|
1240 | |
---|
1241 | /* Strip a local realm fron the zephyr user name. |
---|
1242 | * The caller must free the return |
---|
1243 | */ |
---|
1244 | CALLER_OWN char *short_zuser(const char *in) |
---|
1245 | { |
---|
1246 | char *ptr = strrchr(in, '@'); |
---|
1247 | if (ptr && (ptr[1] == '\0' || !strcasecmp(ptr+1, owl_zephyr_get_realm()))) { |
---|
1248 | return g_strndup(in, ptr - in); |
---|
1249 | } |
---|
1250 | return g_strdup(in); |
---|
1251 | } |
---|
1252 | |
---|
1253 | /* Append a local realm to the zephyr user name if necessary. |
---|
1254 | * The caller must free the return. |
---|
1255 | */ |
---|
1256 | CALLER_OWN char *long_zuser(const char *in) |
---|
1257 | { |
---|
1258 | char *ptr = strrchr(in, '@'); |
---|
1259 | if (ptr) { |
---|
1260 | if (ptr[1]) |
---|
1261 | return g_strdup(in); |
---|
1262 | /* Ends in @, so assume default realm. */ |
---|
1263 | return g_strdup_printf("%s%s", in, owl_zephyr_get_realm()); |
---|
1264 | } |
---|
1265 | return g_strdup_printf("%s@%s", in, owl_zephyr_get_realm()); |
---|
1266 | } |
---|
1267 | |
---|
1268 | /* Return the realm of the zephyr user name. Caller does /not/ free the return. |
---|
1269 | * The string is valid at least as long as the input is. |
---|
1270 | */ |
---|
1271 | const char *zuser_realm(const char *in) |
---|
1272 | { |
---|
1273 | char *ptr = strrchr(in, '@'); |
---|
1274 | /* If the name has an @ and does not end with @, use that. Otherwise, take |
---|
1275 | * the default realm. */ |
---|
1276 | return (ptr && ptr[1]) ? (ptr+1) : owl_zephyr_get_realm(); |
---|
1277 | } |
---|
1278 | |
---|
1279 | /* strip out the instance from a zsender's principal. Preserves the |
---|
1280 | * realm if present. Leave host/ and daemon/ krb5 principals |
---|
1281 | * alone. Also leave rcmd. and daemon. krb4 principals alone. The |
---|
1282 | * caller must free the return. |
---|
1283 | */ |
---|
1284 | CALLER_OWN char *owl_zephyr_smartstripped_user(const char *in) |
---|
1285 | { |
---|
1286 | char *slash, *dot, *realm, *out; |
---|
1287 | |
---|
1288 | out = g_strdup(in); |
---|
1289 | |
---|
1290 | /* bail immeaditly if we don't have to do any work */ |
---|
1291 | slash = strchr(out, '/'); |
---|
1292 | dot = strchr(out, '.'); |
---|
1293 | if (!slash && !dot) { |
---|
1294 | return(out); |
---|
1295 | } |
---|
1296 | |
---|
1297 | if (!strncasecmp(out, OWL_ZEPHYR_NOSTRIP_HOST, strlen(OWL_ZEPHYR_NOSTRIP_HOST)) || |
---|
1298 | !strncasecmp(out, OWL_ZEPHYR_NOSTRIP_RCMD, strlen(OWL_ZEPHYR_NOSTRIP_RCMD)) || |
---|
1299 | !strncasecmp(out, OWL_ZEPHYR_NOSTRIP_DAEMON5, strlen(OWL_ZEPHYR_NOSTRIP_DAEMON5)) || |
---|
1300 | !strncasecmp(out, OWL_ZEPHYR_NOSTRIP_DAEMON4, strlen(OWL_ZEPHYR_NOSTRIP_DAEMON4))) { |
---|
1301 | return(out); |
---|
1302 | } |
---|
1303 | |
---|
1304 | realm = strchr(out, '@'); |
---|
1305 | if (!slash && dot && realm && (dot > realm)) { |
---|
1306 | /* There's no '/', and the first '.' is in the realm */ |
---|
1307 | return(out); |
---|
1308 | } |
---|
1309 | |
---|
1310 | /* remove the realm from out, but hold on to it */ |
---|
1311 | if (realm) realm[0]='\0'; |
---|
1312 | |
---|
1313 | /* strip */ |
---|
1314 | if (slash) slash[0] = '\0'; /* krb5 style user/instance */ |
---|
1315 | else if (dot) dot[0] = '\0'; /* krb4 style user.instance */ |
---|
1316 | |
---|
1317 | /* reattach the realm if we had one */ |
---|
1318 | if (realm) { |
---|
1319 | strcat(out, "@"); |
---|
1320 | strcat(out, realm+1); |
---|
1321 | } |
---|
1322 | |
---|
1323 | return(out); |
---|
1324 | } |
---|
1325 | |
---|
1326 | /* Read the list of users in 'filename' as a .anyone file, and return as a |
---|
1327 | * GPtrArray of strings. If 'filename' is NULL, use the default .anyone file |
---|
1328 | * in the users home directory. Returns NULL on failure. |
---|
1329 | */ |
---|
1330 | GPtrArray *owl_zephyr_get_anyone_list(const char *filename) |
---|
1331 | { |
---|
1332 | #ifdef HAVE_LIBZEPHYR |
---|
1333 | char *ourfile, *tmp, *s = NULL; |
---|
1334 | FILE *f; |
---|
1335 | GPtrArray *list; |
---|
1336 | |
---|
1337 | ourfile = owl_zephyr_dotfile(".anyone", filename); |
---|
1338 | |
---|
1339 | f = fopen(ourfile, "r"); |
---|
1340 | if (!f) { |
---|
1341 | owl_function_error("Error opening file %s: %s", ourfile, strerror(errno) ? strerror(errno) : ""); |
---|
1342 | g_free(ourfile); |
---|
1343 | return NULL; |
---|
1344 | } |
---|
1345 | g_free(ourfile); |
---|
1346 | |
---|
1347 | list = g_ptr_array_new(); |
---|
1348 | while (owl_getline_chomp(&s, f)) { |
---|
1349 | /* ignore comments, blank lines etc. */ |
---|
1350 | if (s[0] == '#' || s[0] == '\0') |
---|
1351 | continue; |
---|
1352 | |
---|
1353 | /* ignore from # on */ |
---|
1354 | tmp = strchr(s, '#'); |
---|
1355 | if (tmp) |
---|
1356 | tmp[0] = '\0'; |
---|
1357 | |
---|
1358 | /* ignore from SPC */ |
---|
1359 | tmp = strchr(s, ' '); |
---|
1360 | if (tmp) |
---|
1361 | tmp[0] = '\0'; |
---|
1362 | |
---|
1363 | g_ptr_array_add(list, long_zuser(s)); |
---|
1364 | } |
---|
1365 | g_free(s); |
---|
1366 | fclose(f); |
---|
1367 | return list; |
---|
1368 | #else |
---|
1369 | return NULL; |
---|
1370 | #endif |
---|
1371 | } |
---|
1372 | |
---|
1373 | #ifdef HAVE_LIBZEPHYR |
---|
1374 | void owl_zephyr_process_pseudologin(ZNotice_t *n) |
---|
1375 | { |
---|
1376 | owl_message *m; |
---|
1377 | owl_zbuddylist *zbl; |
---|
1378 | GList **zaldlist; |
---|
1379 | GList *zaldptr; |
---|
1380 | ZAsyncLocateData_t *zald = NULL; |
---|
1381 | ZLocations_t location; |
---|
1382 | int numlocs, ret, notify; |
---|
1383 | |
---|
1384 | /* Find a ZALD to match this notice. */ |
---|
1385 | zaldlist = owl_global_get_zaldlist(&g); |
---|
1386 | zaldptr = g_list_first(*zaldlist); |
---|
1387 | while (zaldptr) { |
---|
1388 | if (ZCompareALDPred(n, zaldptr->data)) { |
---|
1389 | zald = zaldptr->data; |
---|
1390 | *zaldlist = g_list_remove(*zaldlist, zaldptr->data); |
---|
1391 | break; |
---|
1392 | } |
---|
1393 | zaldptr = g_list_next(zaldptr); |
---|
1394 | } |
---|
1395 | if (zald) { |
---|
1396 | /* Deal with notice. */ |
---|
1397 | notify = owl_global_get_pseudologin_notify(&g); |
---|
1398 | zbl = owl_global_get_zephyr_buddylist(&g); |
---|
1399 | ret = ZParseLocations(n, zald, &numlocs, NULL); |
---|
1400 | if (ret == ZERR_NONE) { |
---|
1401 | if (numlocs > 0 && !owl_zbuddylist_contains_user(zbl, zald->user)) { |
---|
1402 | if (notify) { |
---|
1403 | numlocs = 1; |
---|
1404 | ret = ZGetLocations(&location, &numlocs); |
---|
1405 | if (ret == ZERR_NONE) { |
---|
1406 | /* Send a PSEUDO LOGIN! */ |
---|
1407 | m = g_new(owl_message, 1); |
---|
1408 | owl_message_create_pseudo_zlogin(m, 0, zald->user, |
---|
1409 | location.host, |
---|
1410 | location.time, |
---|
1411 | location.tty); |
---|
1412 | owl_global_messagequeue_addmsg(&g, m); |
---|
1413 | } |
---|
1414 | owl_zbuddylist_adduser(zbl, zald->user); |
---|
1415 | owl_function_debugmsg("owl_function_zephyr_buddy_check: login for %s ", zald->user); |
---|
1416 | } |
---|
1417 | } else if (numlocs == 0 && owl_zbuddylist_contains_user(zbl, zald->user)) { |
---|
1418 | /* Send a PSEUDO LOGOUT! */ |
---|
1419 | if (notify) { |
---|
1420 | m = g_new(owl_message, 1); |
---|
1421 | owl_message_create_pseudo_zlogin(m, 1, zald->user, "", "", ""); |
---|
1422 | owl_global_messagequeue_addmsg(&g, m); |
---|
1423 | } |
---|
1424 | owl_zbuddylist_deluser(zbl, zald->user); |
---|
1425 | owl_function_debugmsg("owl_function_zephyr_buddy_check: logout for %s ", zald->user); |
---|
1426 | } |
---|
1427 | } |
---|
1428 | ZFreeALD(zald); |
---|
1429 | g_free(zald); |
---|
1430 | } |
---|
1431 | } |
---|
1432 | #else |
---|
1433 | void owl_zephyr_process_pseudologin(void *n) |
---|
1434 | { |
---|
1435 | } |
---|
1436 | #endif |
---|
1437 | |
---|
1438 | gboolean owl_zephyr_buddycheck_timer(void *data) |
---|
1439 | { |
---|
1440 | if (owl_global_is_pseudologins(&g)) { |
---|
1441 | owl_function_debugmsg("Doing zephyr buddy check"); |
---|
1442 | owl_function_zephyr_buddy_check(1); |
---|
1443 | } else { |
---|
1444 | owl_function_debugmsg("Warning: owl_zephyr_buddycheck_timer call pointless; timer should have been disabled"); |
---|
1445 | } |
---|
1446 | return TRUE; |
---|
1447 | } |
---|
1448 | |
---|
1449 | /* |
---|
1450 | * Process zephyrgrams from libzephyr's queue. To prevent starvation, |
---|
1451 | * process a maximum of OWL_MAX_ZEPHYRGRAMS_TO_PROCESS. |
---|
1452 | * |
---|
1453 | * Returns the number of zephyrgrams processed. |
---|
1454 | */ |
---|
1455 | |
---|
1456 | #define OWL_MAX_ZEPHYRGRAMS_TO_PROCESS 20 |
---|
1457 | |
---|
1458 | #ifdef HAVE_LIBZEPHYR |
---|
1459 | static int _owl_zephyr_process_events(void) |
---|
1460 | { |
---|
1461 | int zpendcount=0; |
---|
1462 | ZNotice_t notice; |
---|
1463 | Code_t code; |
---|
1464 | owl_message *m=NULL; |
---|
1465 | |
---|
1466 | while(owl_zephyr_zpending() && zpendcount < OWL_MAX_ZEPHYRGRAMS_TO_PROCESS) { |
---|
1467 | if (owl_zephyr_zpending()) { |
---|
1468 | if ((code = ZReceiveNotice(¬ice, NULL)) != ZERR_NONE) { |
---|
1469 | owl_function_debugmsg("Error: %s while calling ZReceiveNotice\n", |
---|
1470 | error_message(code)); |
---|
1471 | continue; |
---|
1472 | } |
---|
1473 | zpendcount++; |
---|
1474 | |
---|
1475 | /* is this an ack from a zephyr we sent? */ |
---|
1476 | if (owl_zephyr_notice_is_ack(¬ice)) { |
---|
1477 | owl_zephyr_handle_ack(¬ice); |
---|
1478 | ZFreeNotice(¬ice); |
---|
1479 | continue; |
---|
1480 | } |
---|
1481 | |
---|
1482 | /* if it's a ping and we're not viewing pings then skip it */ |
---|
1483 | if (!owl_global_is_rxping(&g) && !strcasecmp(notice.z_opcode, "ping")) { |
---|
1484 | ZFreeNotice(¬ice); |
---|
1485 | continue; |
---|
1486 | } |
---|
1487 | |
---|
1488 | /* if it is a LOCATE message, it's for pseudologins. */ |
---|
1489 | if (strcmp(notice.z_opcode, LOCATE_LOCATE) == 0) { |
---|
1490 | owl_zephyr_process_pseudologin(¬ice); |
---|
1491 | ZFreeNotice(¬ice); |
---|
1492 | continue; |
---|
1493 | } |
---|
1494 | |
---|
1495 | /* create the new message */ |
---|
1496 | m=g_new(owl_message, 1); |
---|
1497 | owl_message_create_from_znotice(m, ¬ice); |
---|
1498 | |
---|
1499 | owl_global_messagequeue_addmsg(&g, m); |
---|
1500 | } |
---|
1501 | } |
---|
1502 | return zpendcount; |
---|
1503 | } |
---|
1504 | |
---|
1505 | typedef struct { /*noproto*/ |
---|
1506 | GSource source; |
---|
1507 | GPollFD poll_fd; |
---|
1508 | } owl_zephyr_event_source; |
---|
1509 | |
---|
1510 | static GSource *owl_zephyr_event_source_new(int fd) { |
---|
1511 | GSource *source; |
---|
1512 | owl_zephyr_event_source *event_source; |
---|
1513 | |
---|
1514 | source = g_source_new(&zephyr_event_funcs, sizeof(owl_zephyr_event_source)); |
---|
1515 | event_source = (owl_zephyr_event_source*) source; |
---|
1516 | event_source->poll_fd.fd = fd; |
---|
1517 | event_source->poll_fd.events = G_IO_IN | G_IO_HUP | G_IO_ERR; |
---|
1518 | g_source_add_poll(source, &event_source->poll_fd); |
---|
1519 | |
---|
1520 | return source; |
---|
1521 | } |
---|
1522 | |
---|
1523 | static gboolean owl_zephyr_event_prepare(GSource *source, int *timeout) { |
---|
1524 | *timeout = -1; |
---|
1525 | return owl_zephyr_zqlength() > 0; |
---|
1526 | } |
---|
1527 | |
---|
1528 | static gboolean owl_zephyr_event_check(GSource *source) { |
---|
1529 | owl_zephyr_event_source *event_source = (owl_zephyr_event_source*)source; |
---|
1530 | if (event_source->poll_fd.revents & event_source->poll_fd.events) |
---|
1531 | return owl_zephyr_zpending() > 0; |
---|
1532 | return FALSE; |
---|
1533 | } |
---|
1534 | |
---|
1535 | static gboolean owl_zephyr_event_dispatch(GSource *source, GSourceFunc callback, gpointer user_data) { |
---|
1536 | _owl_zephyr_process_events(); |
---|
1537 | return TRUE; |
---|
1538 | } |
---|
1539 | #endif |
---|