d3372da9 |
1 | /* |
2 | * Dolda Connect - Modular multiuser Direct Connect-style client |
3 | * Copyright (C) 2004 Fredrik Tolf (fredrik@dolda2000.com) |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License as published by |
7 | * the Free Software Foundation; either version 2 of the License, or |
8 | * (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | * GNU General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU General Public License |
16 | * along with this program; if not, write to the Free Software |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
18 | */ |
19 | #define _GNU_SOURCE |
20 | #include <unistd.h> |
21 | #include <stdlib.h> |
22 | #include <malloc.h> |
23 | #include <sys/socket.h> |
24 | #include <netinet/in.h> |
25 | #include <netinet/ip6.h> |
504ba854 |
26 | #include <arpa/inet.h> |
d3372da9 |
27 | #include <errno.h> |
28 | #include <string.h> |
29 | #include <stdarg.h> |
30 | #include <wchar.h> |
31 | #include <wctype.h> |
32 | #include <iconv.h> |
33 | #include <pwd.h> |
34 | #include <time.h> |
35 | #include <fcntl.h> |
36 | #include <signal.h> |
37 | |
38 | #ifdef HAVE_CONFIG_H |
39 | #include <config.h> |
40 | #endif |
41 | #include "conf.h" |
42 | #include "auth.h" |
43 | #include "utils.h" |
44 | #include "net.h" |
45 | #include "module.h" |
46 | #include "sysevents.h" |
47 | #include "filenet.h" |
48 | #include "transfer.h" |
49 | #include "search.h" |
50 | #include "client.h" |
51 | |
52 | #define PERM_DISALLOW 1 |
53 | #define PERM_ADMIN 2 |
54 | #define PERM_FNETCTL 4 |
55 | #define PERM_TRANS 8 |
56 | #define PERM_TRANSCU 16 |
57 | #define PERM_CHAT 32 |
58 | #define PERM_SRCH 64 |
59 | |
60 | #define NOTIF_END 0 |
61 | #define NOTIF_INT 1 |
62 | #define NOTIF_STR 2 |
63 | #define NOTIF_FLOAT 3 |
64 | #define NOTIF_ID 4 |
65 | #define NOTIF_PEND 0 |
66 | #define NOTIF_WAIT 1 |
67 | |
68 | struct uidata; |
69 | |
70 | struct command |
71 | { |
72 | wchar_t *name; |
73 | void (*handler)(struct socket *sk, struct uidata *data, int argc, wchar_t **argv); |
74 | }; |
75 | |
76 | struct qcommand |
77 | { |
78 | struct qcommand *next; |
79 | struct command *cmd; |
80 | int argc; |
81 | wchar_t **argv; |
82 | }; |
83 | |
84 | struct uiuser |
85 | { |
86 | struct uiuser *next, *prev; |
87 | int used; |
88 | wchar_t *name; |
89 | unsigned long perms; |
90 | int delete; |
91 | }; |
92 | |
93 | struct notif |
94 | { |
95 | struct notif *next, *prev; |
96 | struct uidata *ui; |
97 | int state; |
98 | int code; |
99 | double rlimit; |
100 | size_t argc; |
101 | struct timer *exptimer; |
102 | struct notifarg |
103 | { |
104 | int dt; |
105 | union |
106 | { |
107 | int n; |
108 | wchar_t *s; |
109 | double d; |
110 | } d; |
111 | } *argv; |
112 | }; |
113 | |
114 | struct uidata |
115 | { |
116 | struct uidata *next, *prev; |
117 | struct socket *sk; |
118 | struct qcommand *queue, *queuelast; |
119 | struct authhandle *auth; |
120 | int close; |
121 | union |
122 | { |
123 | struct |
124 | { |
125 | int fnact:1; |
126 | int fnchat:1; |
ba86d49a |
127 | int fnpeer:1; |
d3372da9 |
128 | int tract:1; |
129 | int trprog:1; |
130 | int srch:1; |
5f151349 |
131 | int msg:1; |
d3372da9 |
132 | } b; |
133 | int w; |
134 | } notify; |
135 | wchar_t *username; |
136 | struct uiuser *userinfo; |
5f151349 |
137 | int id; |
138 | wchar_t *regname; |
d3372da9 |
139 | uid_t uid; |
140 | struct notif *fnotif, *lnotif; |
141 | char *fcmdbuf; |
142 | size_t fcmdbufdata, fcmdbufsize; |
143 | pid_t fcmdpid; |
144 | struct socket *fcmdsk; |
145 | /* Read buffer */ |
146 | char *inbuf; |
147 | size_t inbufsize, indata; |
148 | /* Wordset storage */ |
149 | wchar_t **argv; |
76236762 |
150 | size_t argc, args; |
d3372da9 |
151 | /* WCS conversation stuff */ |
152 | wchar_t *cb; /* Conversation buffer */ |
153 | size_t cbsize, cbdata; |
154 | iconv_t ichandle; |
155 | /* Parser data */ |
156 | int ps; /* Parser state */ |
157 | wchar_t *pp; /* Current parse pointer */ |
158 | wchar_t *cw; /* Current word (building storage) */ |
159 | size_t cwsize, cwdata; |
160 | }; |
161 | |
162 | static int srcheta(struct search *srch, void *uudata); |
163 | static int srchcommit(struct search *srch, void *uudata); |
164 | static int srchres(struct search *srch, struct srchres *sr, void *uudata); |
5f151349 |
165 | static struct notif *newnotif(struct uidata *data, int code, ...); |
166 | static void notifappend(struct notif *notif, ...); |
d3372da9 |
167 | |
168 | struct uiuser *users = NULL; |
169 | struct uidata *actives = NULL; |
170 | struct socket *uisocket = NULL; |
171 | |
172 | static wchar_t *quoteword(wchar_t *word) |
173 | { |
174 | wchar_t *wp, *buf, *bp; |
175 | int dq, numbs, numc; |
176 | |
177 | dq = 0; |
178 | numbs = 0; |
179 | numc = 0; |
180 | if(*word == L'\0') |
181 | { |
182 | dq = 1; |
183 | } else { |
184 | for(wp = word; *wp != L'\0'; wp++) |
185 | { |
186 | if(!dq && iswspace(*wp)) |
187 | dq = 1; |
188 | if((*wp == L'\\') || (*wp == L'\"')) |
189 | numbs++; |
190 | numc++; |
191 | } |
192 | } |
193 | if(!dq && !numbs) |
194 | return(NULL); |
195 | bp = buf = smalloc(sizeof(wchar_t) * (numc + numbs + (dq?2:0) + 1)); |
196 | if(dq) |
197 | *(bp++) = L'\"'; |
198 | for(wp = word; *wp != L'\0'; wp++) |
199 | { |
200 | if((*wp == L'\\') || (*wp == L'\"')) |
201 | *(bp++) = L'\\'; |
202 | *(bp++) = *wp; |
203 | } |
204 | if(dq) |
205 | *(bp++) = L'\"'; |
206 | *(bp++) = L'\0'; |
207 | return(buf); |
208 | } |
209 | |
210 | static void sq(struct socket *sk, int cont, ...) |
211 | { |
212 | int num, freepart; |
213 | va_list al; |
214 | char *final; |
215 | wchar_t *buf; |
216 | wchar_t *part, *tpart; |
217 | size_t bufsize, bufdata; |
218 | |
219 | buf = NULL; |
220 | bufsize = bufdata = 0; |
221 | num = 0; |
222 | va_start(al, cont); |
223 | while((part = va_arg(al, wchar_t *)) != NULL) |
224 | { |
225 | if(*part == L'%') |
226 | { |
227 | /* |
228 | * This kludge demands that all arguments that you call it |
229 | * with are the size of an int. That happens to be the |
230 | * case for most datatypes on most platforms and |
231 | * compilers, but I don't know exactly which ones, and |
232 | * also a long long is a notable candidate of an arg that |
233 | * is not the size of an int on 32-bit archs. If it breaks |
234 | * some existing call on your architecture, please tell |
235 | * me. |
236 | */ |
237 | part = vswprintf2(tpart = (part + 1), al); |
238 | for(; *tpart != L'\0'; tpart++) |
239 | { |
240 | if(*tpart == L'%') |
241 | { |
242 | if(tpart[1] == L'%') |
243 | tpart++; |
244 | else |
245 | va_arg(al, int); |
246 | } |
247 | } |
248 | freepart = 1; |
249 | } else { |
250 | freepart = 0; |
251 | } |
252 | if((tpart = quoteword(part)) != NULL) |
253 | { |
254 | if(freepart) |
255 | free(part); |
256 | part = tpart; |
257 | freepart = 1; |
258 | } |
259 | if((num > 1) || ((num == 1) && !(cont & 1))) |
260 | addtobuf(buf, L' '); |
261 | bufcat(buf, part, wcslen(part)); |
262 | if((num == 0) && (cont & 1)) |
263 | addtobuf(buf, L'-'); |
264 | num++; |
265 | if(freepart) |
266 | free(part); |
267 | } |
268 | if(cont & 2) |
269 | bufcat(buf, L" \0", 2); |
270 | else |
271 | bufcat(buf, L"\r\n\0", 3); |
272 | if((final = icwcstombs(buf, "utf-8")) == NULL) |
273 | { |
274 | flog(LOG_CRIT, "could not convert \"%ls\" into utf-8: %s", buf, strerror(errno)); |
275 | free(buf); |
276 | return; |
277 | } |
278 | va_end(al); |
279 | free(buf); |
280 | sockqueue(sk, final, strlen(final)); |
281 | free(final); |
282 | } |
283 | |
284 | struct uiuser *finduser(wchar_t *name) |
285 | { |
286 | struct uiuser *user; |
287 | |
288 | for(user = users; user != NULL; user = user->next) |
289 | { |
290 | if(!wcscmp(user->name, name)) |
291 | break; |
292 | } |
293 | return(user); |
294 | } |
295 | |
296 | static void logout(struct uidata *data) |
297 | { |
298 | data->userinfo = NULL; |
299 | if(data->username != NULL) |
300 | free(data->username); |
301 | data->username = NULL; |
302 | if(data->auth != NULL) |
303 | authputhandle(data->auth); |
304 | data->auth = NULL; |
305 | } |
306 | |
307 | static int haspriv(struct uidata *data, int perm) |
308 | { |
309 | if(data->userinfo == NULL) |
310 | return(0); |
311 | if(data->userinfo->perms & perm) |
312 | return(1); |
313 | else |
314 | return(0); |
315 | } |
316 | |
317 | /* Useful macros for the command functions: */ |
318 | #define haveargs(n) do { if(argc < n) { sq(sk, 0, L"501", L"Wrong number of arguments", NULL); return; } } while(0) |
319 | #define havepriv(p) do { if((data->userinfo == NULL) || ((data->userinfo->perms & (p)) != (p))) { sq(sk, 0, L"502", L"%Unauthorized request - %x needed", (p), NULL); return; } } while(0) |
320 | |
321 | static void cmd_connect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
322 | { |
323 | int valid; |
504ba854 |
324 | struct in6_addr mv4lo; |
d3372da9 |
325 | |
326 | if(confgetint("ui", "onlylocal")) |
327 | { |
328 | switch(sk->remote->sa_family) |
329 | { |
330 | case AF_INET: |
331 | valid = ((struct sockaddr_in *)sk->remote)->sin_addr.s_addr == INADDR_LOOPBACK; |
332 | break; |
333 | case AF_INET6: |
504ba854 |
334 | inet_pton(AF_INET6, "::ffff:127.0.0.1", &mv4lo); |
335 | valid = 0; |
336 | if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &in6addr_loopback, sizeof(in6addr_loopback))) |
337 | valid = 1; |
338 | if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &mv4lo, sizeof(in6addr_loopback))) |
339 | valid = 1; |
d3372da9 |
340 | break; |
341 | default: |
342 | valid = 0; |
343 | break; |
344 | } |
345 | if(!valid) |
346 | { |
347 | sq(sk, 0, L"502", L"Only localhost connections allowed to this host", NULL); |
348 | sk->close = 1; |
349 | data->close = 1; |
350 | return; |
351 | } |
352 | } |
353 | sq(sk, 0, L"200", L"%Dolda Connect daemon v%s", VERSION, NULL); |
354 | } |
355 | |
356 | static void cmd_notfound(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
357 | { |
358 | if((argv != NULL) && (argv[0] != NULL)) |
359 | sq(sk, 0, L"500", L"%Command not found: %ls", argv[0], NULL); |
360 | else |
361 | sq(sk, 0, L"500", L"No command", NULL); |
362 | } |
363 | |
364 | static void cmd_shutdown(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
365 | { |
366 | extern volatile int running; |
367 | |
368 | havepriv(PERM_ADMIN); |
369 | flog(LOG_NOTICE, "UI shutdown request from %ls, shutting down", data->username); |
370 | running = 0; |
371 | sq(sk, 0, L"200", L"Daemon shutting down", NULL); |
372 | } |
373 | |
374 | static void cmd_quit(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
375 | { |
376 | sq(sk, 0, L"200", L"Closing connection", NULL); |
377 | data->close = 1; |
378 | } |
379 | |
380 | static void cmd_lsauth(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
381 | { |
382 | struct authmech *mech, *prev; |
383 | |
384 | prev = NULL; |
385 | for(mech = mechs; mech != NULL; mech = mech->next) |
386 | { |
387 | if(mech->enabled) |
388 | { |
389 | if(prev != NULL) |
390 | sq(sk, 1, L"200", prev->name, NULL); |
391 | prev = mech; |
392 | } |
393 | } |
394 | if(prev == NULL) |
395 | sq(sk, 0, L"201", L"No authentication methods supported", NULL); |
396 | else |
397 | sq(sk, 0, L"200", prev->name, NULL); |
398 | } |
399 | |
400 | static void cmd_login(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
401 | { |
402 | char *buf; |
403 | int code; |
404 | struct passwd *pwd; |
405 | |
406 | haveargs(3); |
407 | if(data->username != NULL) |
408 | { |
409 | if(data->userinfo != NULL) |
410 | sq(sk, 0, L"503", L"Already logged in", NULL); |
411 | else |
412 | sq(sk, 0, L"503", L"Already logging in", NULL); |
413 | return; |
414 | } |
415 | if((buf = icwcstombs(argv[2], NULL)) == NULL) |
416 | { |
417 | sq(sk, 0, L"504", L"Could not convert username to locale charset", NULL); |
418 | return; |
419 | } |
420 | data->username = swcsdup(argv[2]); |
421 | if((pwd = getpwnam(buf)) == NULL) |
422 | data->uid = -1; |
423 | else |
424 | data->uid = pwd->pw_uid; |
425 | if((data->auth = initauth(argv[1], buf)) == NULL) |
426 | { |
427 | if(errno == ENOENT) |
428 | sq(sk, 0, L"508", L"No such authentication mechanism", NULL); |
429 | else |
430 | sq(sk, 0, L"505", L"Could not initialize authentication system", L"%%s", strerror(errno), NULL); |
431 | free(buf); |
432 | logout(data); |
433 | return; |
434 | } |
435 | free(buf); |
436 | switch(authenticate(data->auth, NULL)) |
437 | { |
438 | case AUTH_SUCCESS: |
439 | data->userinfo = finduser(data->username); |
440 | if(data->userinfo == NULL) |
441 | data->userinfo = finduser(L"default"); |
442 | if(data->uid == -1) |
443 | { |
444 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
445 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
446 | logout(data); |
447 | } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) { |
448 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
449 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
450 | logout(data); |
451 | } else { |
452 | sq(sk, 0, L"200", L"Welcome", NULL); |
6c9eee05 |
453 | flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
454 | } |
455 | break; |
456 | case AUTH_DENIED: |
457 | sq(sk, 0, L"506", L"Authentication error", L"%%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL); |
6c9eee05 |
458 | flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
459 | logout(data); |
460 | break; |
461 | case AUTH_PASS: |
462 | switch(data->auth->prompt) |
463 | { |
464 | case AUTH_PR_AUTO: |
465 | code = 300; |
466 | break; |
467 | case AUTH_PR_NOECHO: |
468 | code = 301; |
469 | break; |
470 | case AUTH_PR_ECHO: |
471 | code = 302; |
472 | break; |
473 | case AUTH_PR_INFO: |
474 | code = 303; |
475 | break; |
476 | case AUTH_PR_ERROR: |
477 | code = 304; |
478 | break; |
479 | } |
480 | sq(sk, 0, L"%%i", code, data->auth->text, NULL); |
481 | break; |
482 | case AUTH_ERR: |
483 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
484 | logout(data); |
485 | break; |
486 | default: |
487 | flog(LOG_WARNING, "BUG? Non-caught return from authenticate in cmd_login"); |
488 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
489 | logout(data); |
490 | break; |
491 | } |
492 | } |
493 | |
494 | static void cmd_pass(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
495 | { |
496 | char *buf; |
497 | int code; |
498 | |
499 | haveargs(2); |
500 | if((buf = icwcstombs(argv[1], NULL)) == NULL) |
501 | { |
502 | sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL); |
503 | return; |
504 | } |
505 | if((data->auth == NULL) || (data->userinfo != NULL)) |
506 | { |
507 | sq(sk, 0, L"507", L"Data not expected", NULL); |
508 | return; |
509 | } |
510 | switch(authenticate(data->auth, buf)) |
511 | { |
512 | case AUTH_SUCCESS: |
513 | data->userinfo = finduser(data->username); |
514 | if(data->userinfo == NULL) |
515 | data->userinfo = finduser(L"default"); |
516 | if(data->uid == -1) |
517 | { |
518 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
519 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
520 | logout(data); |
521 | } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) { |
522 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
523 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
524 | logout(data); |
525 | } else { |
526 | sq(sk, 0, L"200", L"Welcome", NULL); |
6c9eee05 |
527 | flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
528 | } |
529 | break; |
530 | case AUTH_DENIED: |
531 | sq(sk, 0, L"506", L"Authentication error", L"%%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL); |
6c9eee05 |
532 | flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
533 | logout(data); |
534 | break; |
535 | case AUTH_PASS: |
536 | switch(data->auth->prompt) |
537 | { |
538 | case AUTH_PR_AUTO: |
539 | code = 300; |
540 | break; |
541 | case AUTH_PR_NOECHO: |
542 | code = 301; |
543 | break; |
544 | case AUTH_PR_ECHO: |
545 | code = 302; |
546 | break; |
547 | case AUTH_PR_INFO: |
548 | code = 303; |
549 | break; |
550 | case AUTH_PR_ERROR: |
551 | code = 304; |
552 | break; |
553 | } |
554 | sq(sk, 0, L"%%i", code, data->auth->text, NULL); |
555 | break; |
556 | case AUTH_ERR: |
557 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
558 | logout(data); |
559 | break; |
560 | default: |
561 | flog(LOG_WARNING, "BUG? Non-caught return from authenticate in cmd_pass"); |
562 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
563 | logout(data); |
564 | break; |
565 | } |
566 | free(buf); |
567 | } |
568 | |
569 | static void cmd_fnetconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
570 | { |
571 | int i; |
572 | char *buf; |
573 | int err; |
574 | struct fnetnode *fn; |
efc05613 |
575 | struct wcspair *args; |
d3372da9 |
576 | |
577 | haveargs(3); |
578 | havepriv(PERM_FNETCTL); |
dd31fcfa |
579 | for(i = 0, fn = fnetnodes; fn != NULL; i++, fn = fn->next); |
580 | if((confgetint("fnet", "maxnodes") > 0) && (i >= confgetint("fnet", "maxnodes"))) { |
581 | sq(sk, 0, L"515", L"Too many fnetnodes connected already", NULL); |
582 | return; |
583 | } |
d3372da9 |
584 | if((buf = icwcstombs(argv[2], NULL)) == NULL) |
585 | { |
586 | sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL); |
587 | return; |
588 | } |
efc05613 |
589 | args = NULL; |
590 | for(i = 3; i < argc - 1; i += 2) |
591 | newwcspair(argv[i], argv[i + 1], &args); |
592 | fn = fnetinitconnect(argv[1], buf, args); |
d3372da9 |
593 | err = errno; |
594 | free(buf); |
595 | if(fn == NULL) |
596 | { |
597 | if(errno == EPROTONOSUPPORT) |
598 | sq(sk, 0, L"511", L"No such network name", NULL); |
599 | else |
600 | sq(sk, 0, L"509", L"Could not parse the address", L"%%s", strerror(err), NULL); |
601 | return; |
602 | } |
d3372da9 |
603 | linkfnetnode(fn); |
604 | fnetsetname(fn, argv[2]); |
edda83f2 |
605 | sq(sk, 0, L"200", L"%%i", fn->id, L"Connection under way", NULL); |
d3372da9 |
606 | putfnetnode(fn); |
d3372da9 |
607 | } |
608 | |
609 | static void cmd_lsnodes(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
610 | { |
611 | struct fnetnode *fn; |
612 | |
613 | if(fnetnodes == NULL) |
614 | { |
615 | sq(sk, 0, L"201", L"No connected nodes", NULL); |
616 | return; |
617 | } |
618 | for(fn = fnetnodes; fn != NULL; fn = fn->next) |
619 | { |
d1e8b9fd |
620 | sq(sk, (fn->next != NULL)?1:0, L"200", L"%%i", fn->id, fn->fnet->name, (fn->name == NULL)?L"":fn->name, L"%%i", fn->numpeers, L"%%i", fn->state, L"%%ls", fn->pubid, NULL); |
d3372da9 |
621 | } |
622 | } |
623 | |
624 | static void cmd_disconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
625 | { |
626 | struct fnetnode *fn; |
627 | int i; |
628 | |
629 | haveargs(2); |
630 | havepriv(PERM_FNETCTL); |
631 | /* Note - Programmatical user interfaces must only give one |
632 | * argument per command, the multiple argument form is only for |
633 | * convenience when manually controlling the daemon via |
634 | * eg. telnet. The reason is that the return codes aren't clear |
635 | * enough for the multiple argument form. */ |
636 | for(i = 1; i < argc; i++) |
637 | { |
638 | if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL) |
639 | { |
640 | sq(sk, 0, L"510", L"No such node", NULL); |
641 | return; |
642 | } |
643 | killfnetnode(fn); |
644 | unlinkfnetnode(fn); |
645 | } |
646 | sq(sk, 0, L"200", L"Node flagged for disconnection", NULL); |
647 | } |
648 | |
649 | static void cmd_lspa(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
650 | { |
651 | struct fnetnode *fn; |
652 | struct fnetpeerdatum *datum; |
653 | |
654 | haveargs(2); |
655 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
656 | { |
657 | sq(sk, 0, L"510", L"No such node", NULL); |
658 | return; |
659 | } |
660 | if(fn->peerdata == NULL) |
661 | { |
662 | sq(sk, 0, L"201", L"No data available", NULL); |
663 | } else { |
664 | for(datum = fn->peerdata; datum != NULL; datum = datum->next) |
665 | sq(sk, (datum->next != NULL)?1:0, L"200", datum->id, L"%%i", datum->datatype, NULL); |
666 | } |
667 | } |
668 | |
669 | static void cmd_lspeers(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
670 | { |
671 | int i; |
672 | struct fnetnode *fn; |
673 | struct fnetpeer *peer; |
674 | wchar_t buf[40]; |
675 | |
676 | haveargs(2); |
677 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
678 | { |
679 | sq(sk, 0, L"510", L"No such node", NULL); |
680 | return; |
681 | } |
682 | if(fn->peers == NULL) |
683 | { |
684 | sq(sk, 0, L"201", L"No peers avaiable", NULL); |
685 | } else { |
686 | for(peer = fn->peers; peer != NULL; peer = peer->next) |
687 | { |
688 | sq(sk, 2 | ((peer->next != NULL)?1:0), L"200", peer->id, peer->nick, NULL); |
689 | for(i = 0; i < peer->dinum; i++) |
690 | { |
691 | if(peer->peerdi[i].datum->datatype == FNPD_INT) |
692 | sq(sk, 2, peer->peerdi[i].datum->id, L"%%i", peer->peerdi[i].data.num, NULL); |
693 | /* Note: A long long is not the size of an int, so |
694 | * sq() can't handle the conversion itself. */ |
695 | if(peer->peerdi[i].datum->datatype == FNPD_LL) |
696 | { |
697 | swprintf(buf, 40, L"%lli", peer->peerdi[i].data.lnum); |
698 | sq(sk, 2, peer->peerdi[i].datum->id, buf, NULL); |
699 | } |
700 | if((peer->peerdi[i].datum->datatype == FNPD_STR) && (peer->peerdi[i].data.str != NULL)) |
701 | sq(sk, 2, peer->peerdi[i].datum->id, peer->peerdi[i].data.str, NULL); |
702 | } |
703 | sq(sk, 0, NULL); |
704 | } |
705 | } |
706 | } |
707 | |
708 | static void cmd_download(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
709 | { |
710 | int i; |
711 | struct fnet *net; |
712 | struct fnetnode *fn; |
713 | struct transfer *transfer; |
714 | struct fnetpeer *peer; |
715 | |
716 | haveargs(4); |
717 | if((argc > 5) && ((argc % 2) == 0)) |
718 | { |
719 | sq(sk, 0, L"501", L"Must have an even number of arguments", NULL); |
720 | return; |
721 | } |
722 | havepriv(PERM_TRANS); |
723 | if((*(argv[1]) >= L'0') && (*(argv[1]) <= L'9')) |
724 | { |
725 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
726 | { |
727 | sq(sk, 0, L"510", L"No such node", NULL); |
728 | return; |
729 | } |
730 | net = fn->fnet; |
731 | } else { |
732 | fn = NULL; |
733 | if((net = findfnet(argv[1])) == NULL) |
734 | { |
735 | sq(sk, 0, L"511", L"No such network name", NULL); |
736 | return; |
737 | } |
738 | } |
739 | transfer = newtransfer(); |
740 | authgethandle(transfer->auth = data->auth); |
741 | transfer->fnet = net; |
742 | transfer->peerid = swcsdup(argv[2]); |
743 | transfer->path = swcsdup(argv[3]); |
744 | transfer->dir = TRNSD_DOWN; |
745 | transfer->owner = data->uid; |
746 | if(fn != NULL) |
747 | { |
748 | transfer->fn = fn; |
749 | getfnetnode(fn); |
750 | linktransfer(transfer); |
751 | if(((peer = fnetfindpeer(fn, transfer->peerid)) != NULL) && (peer->nick != NULL)) |
752 | transfersetnick(transfer, peer->nick); |
753 | } else { |
754 | linktransfer(transfer); |
755 | } |
756 | if(argc > 4) |
757 | transfersetsize(transfer, wcstol(argv[4], NULL, 0)); |
758 | if(argc > 5) |
759 | { |
760 | for(i = 5; i < argc; i += 2) |
5123bec0 |
761 | { |
762 | if(!wcscmp(argv[i], L"hash")) |
763 | { |
a04fc9ff |
764 | transfersethash(transfer, parsehash(argv[i + 1])); |
5123bec0 |
765 | } else { |
9ec790e8 |
766 | newwcspair(argv[i], argv[i + 1], &transfer->args); |
5123bec0 |
767 | } |
768 | } |
d3372da9 |
769 | } |
770 | sq(sk, 0, L"200", L"%%i", transfer->id, L"Download queued", NULL); |
771 | transfersetactivity(transfer, L"create"); |
772 | } |
773 | |
774 | static void cmd_lstrans(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
775 | { |
776 | struct transfer *transfer, *pt; |
777 | |
778 | havepriv(PERM_TRANS); |
779 | pt = NULL; |
780 | for(transfer = transfers; transfer != NULL; transfer = transfer->next) |
781 | { |
782 | if((transfer->dir != TRNSD_DOWN) || (transfer->owner == data->uid)) |
783 | { |
784 | if(pt != NULL) |
785 | sq(sk, 1, L"200", L"%%i", pt->id, L"%%i", pt->dir, |
786 | L"%%i", pt->state, pt->peerid, |
787 | (pt->peernick == NULL)?L"":(pt->peernick), |
788 | (pt->path == NULL)?L"":(pt->path), |
789 | L"%%i", pt->size, L"%%i", pt->curpos, |
5123bec0 |
790 | (pt->hash == NULL)?L"":unparsehash(pt->hash), |
d3372da9 |
791 | NULL); |
792 | pt = transfer; |
793 | } |
794 | } |
795 | if(pt == NULL) |
796 | sq(sk, 0, L"201", L"No transfers", NULL); |
797 | else |
798 | sq(sk, 0, L"200", L"%%i", pt->id, L"%%i", pt->dir, |
799 | L"%%i", pt->state, pt->peerid, |
800 | (pt->peernick == NULL)?L"":(pt->peernick), |
801 | (pt->path == NULL)?L"":(pt->path), |
802 | L"%%i", pt->size, L"%%i", pt->curpos, |
5123bec0 |
803 | (pt->hash == NULL)?L"":unparsehash(pt->hash), |
d3372da9 |
804 | NULL); |
805 | } |
806 | |
807 | static void cmd_cancel(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
808 | { |
809 | struct transfer *transfer; |
810 | |
811 | haveargs(2); |
812 | havepriv(PERM_TRANS); |
813 | if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL) |
814 | { |
815 | sq(sk, 0, L"512", L"No such transfer", NULL); |
816 | return; |
817 | } |
818 | if((transfer->dir == TRNSD_UP) && !(data->userinfo->perms & PERM_TRANSCU)) |
819 | { |
820 | sq(sk, 0, L"502", L"You are not allowed to cancel uploads", NULL); |
821 | return; |
822 | } |
823 | if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid)) |
824 | { |
825 | sq(sk, 0, L"502", L"You do not own that transfer", NULL); |
826 | return; |
827 | } |
828 | transfer->close = 1; |
829 | sq(sk, 0, L"200", L"Transfer cancelled", NULL); |
830 | } |
831 | |
832 | static void cmd_notify(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
833 | { |
834 | int i, val; |
835 | |
836 | if((argc % 2) != 1) |
837 | { |
838 | sq(sk, 0, L"501", L"Must have an even number of arguments", NULL); |
839 | return; |
840 | } |
841 | for(i = 1; i < argc; i += 2) |
842 | { |
843 | if(!wcscasecmp(argv[i + 1], L"on")) |
844 | val = 1; |
845 | else |
846 | val = 0; |
847 | if(!wcscasecmp(argv[i], L"all")) |
848 | { |
849 | if(val) |
850 | data->notify.w = ~0; |
851 | else |
852 | data->notify.w = 0; |
853 | } else if(!wcscasecmp(argv[i], L"fn:chat")) { |
854 | data->notify.b.fnchat = val; |
855 | } else if(!wcscasecmp(argv[i], L"fn:act")) { |
856 | data->notify.b.fnact = val; |
ba86d49a |
857 | } else if(!wcscasecmp(argv[i], L"fn:peer")) { |
858 | data->notify.b.fnpeer = val; |
d3372da9 |
859 | } else if(!wcscasecmp(argv[i], L"trans:act")) { |
860 | data->notify.b.tract = val; |
861 | } else if(!wcscasecmp(argv[i], L"trans:prog")) { |
862 | data->notify.b.trprog = val; |
863 | } else if(!wcscasecmp(argv[i], L"srch:act")) { |
864 | data->notify.b.srch = val; |
5f151349 |
865 | } else if(!wcscasecmp(argv[i], L"msg")) { |
866 | data->notify.b.msg = val; |
d3372da9 |
867 | } |
868 | } |
869 | sq(sk, 0, L"200", L"Notification alteration succeeded", NULL); |
870 | } |
871 | |
872 | static void cmd_sendchat(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
873 | { |
874 | struct fnetnode *fn; |
875 | int public; |
876 | |
877 | haveargs(5); |
878 | havepriv(PERM_CHAT); |
879 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
880 | { |
881 | sq(sk, 0, L"510", L"No such node", NULL); |
882 | return; |
883 | } |
884 | public = wcstol(argv[2], NULL, 0); |
885 | if((public != 0) && (public != 1)) |
886 | { |
887 | sq(sk, 0, L"509", L"Second argument must be 0 or 1", NULL); |
888 | return; |
889 | } |
890 | if(fn->state != FNN_EST) |
891 | { |
892 | sq(sk, 0, L"513", L"Hub is in state FNN_EST", NULL); |
893 | return; |
894 | } |
895 | if(fnetsendchat(fn, public, argv[3], argv[4])) |
896 | { |
897 | if(errno == ENOTSUP) |
898 | sq(sk, 0, L"513", L"This network does not support chatting", NULL); |
899 | else if(errno == EPERM) |
900 | sq(sk, 0, L"502", L"This node does not allow you to chat", NULL); |
901 | else if(errno == EILSEQ) |
902 | sq(sk, 0, L"504", L"This network could not support all the characters in that message", NULL); |
903 | else |
904 | sq(sk, 0, L"505", L"Could not chat", NULL); |
905 | return; |
906 | } |
907 | sq(sk, 0, L"200", L"Chat string sent", NULL); |
908 | } |
909 | |
910 | static void cmd_search(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
911 | { |
912 | struct search *srch; |
913 | struct fnetnode *fn; |
914 | struct sexpr *sexpr; |
915 | int i; |
916 | |
917 | haveargs(3); |
918 | havepriv(PERM_SRCH); |
919 | srch = newsearch(data->username, NULL); |
920 | for(i = 1; i < argc; i++) |
921 | { |
922 | if(!wcscmp(argv[i], L"all")) |
923 | { |
924 | for(fn = fnetnodes; fn != NULL; fn = fn->next) |
925 | { |
926 | if(fn->state == FNN_EST) |
927 | searchaddfn(srch, fn); |
928 | } |
929 | i++; |
930 | break; |
931 | } else if(!wcscmp(argv[i], L"prio")) { |
932 | if(++i == argc) |
933 | { |
934 | sq(sk, 0, L"501", L"No argument to prio", NULL); |
935 | freesearch(srch); |
936 | return; |
937 | } |
938 | srch->prio = wcstol(argv[i], NULL, 0); |
939 | } else if(iswdigit(*argv[i])) { |
940 | if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL) |
941 | { |
942 | sq(sk, 0, L"510", L"No such node", NULL); |
943 | freesearch(srch); |
944 | return; |
945 | } |
946 | searchaddfn(srch, fn); |
947 | } else { |
948 | break; |
949 | } |
950 | } |
951 | if(srch->fnl == NULL) |
952 | { |
953 | sq(sk, 0, L"501", L"No fnetnodes to search found on line", NULL); |
954 | freesearch(srch); |
955 | return; |
956 | } |
957 | if(i == argc) |
958 | { |
959 | sq(sk, 0, L"501", L"No search expression found on line", NULL); |
960 | freesearch(srch); |
961 | return; |
962 | } |
963 | if((sexpr = parsesexpr(argc - i, argv + i)) == NULL) |
964 | { |
965 | sq(sk, 0, L"509", L"Could not parse search expression", NULL); |
966 | freesearch(srch); |
967 | return; |
968 | } |
969 | optsexpr(sexpr); |
970 | getsexpr(srch->sexpr = sexpr); |
971 | queuesearch(srch); |
972 | CBREG(srch, search_eta, srcheta, NULL, NULL); |
973 | CBREG(srch, search_commit, srchcommit, NULL, NULL); |
974 | CBREG(srch, search_result, srchres, NULL, NULL); |
975 | sq(sk, 0, L"200", L"%%i", srch->id, L"%%i", srch->eta - time(NULL), NULL); |
976 | putsexpr(sexpr); |
977 | } |
978 | |
979 | static void cmd_lssrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
980 | { |
981 | struct search *srch, *pt; |
982 | time_t now; |
983 | |
984 | havepriv(PERM_SRCH); |
985 | pt = NULL; |
986 | now = time(NULL); |
987 | for(srch = searches; srch != NULL; srch = srch->next) |
988 | { |
989 | if(!wcscmp(srch->owner, data->username)) |
990 | { |
991 | if(pt != NULL) |
992 | sq(sk, 1, L"200", L"%%i", pt->id, L"%%i", pt->state, L"%%i", pt->eta - now, L"%%i", pt->numres, NULL); |
993 | pt = srch; |
994 | } |
995 | } |
996 | if(pt == NULL) |
997 | sq(sk, 0, L"201", L"No searches", NULL); |
998 | else |
999 | sq(sk, 0, L"200", L"%%i", pt->id, L"%%i", pt->state, L"%%i", pt->eta - now, L"%%i", pt->numres, NULL); |
1000 | } |
1001 | |
1002 | static void cmd_lssr(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1003 | { |
1004 | struct search *srch; |
1005 | struct srchres *sr; |
1006 | wchar_t buf[64]; |
1007 | |
1008 | haveargs(2); |
1009 | havepriv(PERM_SRCH); |
1010 | if((srch = findsearch(wcstol(argv[1], NULL, 0))) == NULL) |
1011 | { |
1012 | sq(sk, 0, L"514", L"No such search", NULL); |
1013 | return; |
1014 | } |
1015 | if(srch->results == NULL) |
1016 | { |
1017 | sq(sk, 0, L"201", L"No results", NULL); |
1018 | } else { |
1019 | for(sr = srch->results; sr != NULL; sr = sr->next) |
1020 | { |
1021 | swprintf(buf, 64, L"%f", sr->time); |
65643d01 |
1022 | sq(sk, (sr->next != NULL)?1:0, L"200", L"%%ls", sr->filename, sr->fnet->name, L"%%ls", sr->peerid, L"%%i", sr->size, L"%%i", sr->slots, L"%%i", (sr->fn == NULL)?-1:(sr->fn->id), buf, L"%%ls", (sr->hash == NULL)?L"":unparsehash(sr->hash), NULL); |
d3372da9 |
1023 | } |
1024 | } |
1025 | } |
1026 | |
1027 | static void cmd_cansrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1028 | { |
1029 | struct search *srch; |
1030 | int i; |
1031 | |
1032 | haveargs(2); |
1033 | havepriv(PERM_SRCH); |
1034 | /* Note - Programmatical user interfaces must only give one |
1035 | * argument per command, the multiple argument form is only for |
1036 | * convenience when manually controlling the daemon via |
1037 | * eg. telnet. The reason is that the return codes aren't clear |
1038 | * enough for the multiple argument form. */ |
1039 | for(i = 1; i < argc; i++) |
1040 | { |
1041 | if((srch = findsearch(wcstol(argv[i], NULL, 0))) == NULL) |
1042 | { |
1043 | sq(sk, 0, L"514", L"No such search", NULL); |
1044 | return; |
1045 | } |
1046 | freesearch(srch); |
1047 | } |
1048 | sq(sk, 0, L"200", L"Search cancelled", NULL); |
1049 | } |
1050 | |
1051 | static void fcmdread(struct socket *sk, struct uidata *data) |
1052 | { |
1053 | char *buf; |
1054 | size_t bufsize; |
1055 | |
1056 | if((buf = sockgetinbuf(sk, &bufsize)) == NULL) |
1057 | return; |
1058 | bufcat(data->fcmdbuf, buf, bufsize); |
1059 | free(buf); |
1060 | } |
1061 | |
1062 | static void fcmderr(struct socket *sk, int err, struct uidata *data) |
1063 | { |
1064 | wchar_t *wbuf, *p, *p2; |
1065 | |
1066 | if(err) |
1067 | { |
1068 | flog(LOG_WARNING, "error occurred on filtercmd pipe socket: %s", strerror(err)); |
1069 | kill(-data->fcmdpid, SIGHUP); |
1070 | putsock(data->fcmdsk); |
1071 | data->fcmdsk = NULL; |
1072 | if(data->fcmdbuf != NULL) |
1073 | { |
1074 | free(data->fcmdbuf); |
1075 | data->fcmdbuf = NULL; |
1076 | } |
1077 | data->fcmdbufsize = data->fcmdbufdata = 0; |
1078 | sq(data->sk, 0, L"505", L"An error occurred on the pipe to the filtercmd", L"%%s", strerror(err), NULL); |
1079 | return; |
1080 | } |
1081 | putsock(data->fcmdsk); |
1082 | data->fcmdsk = NULL; |
1083 | data->fcmdpid = 0; |
1084 | if(data->fcmdbuf == NULL) |
1085 | { |
1086 | wbuf = swcsdup(L""); |
1087 | } else { |
1088 | addtobuf(data->fcmdbuf, 0); |
1089 | wbuf = icmbstowcs(data->fcmdbuf, NULL); |
1090 | free(data->fcmdbuf); |
1091 | } |
1092 | data->fcmdbuf = NULL; |
1093 | data->fcmdbufsize = data->fcmdbufdata = 0; |
1094 | if(wbuf == NULL) |
1095 | { |
1096 | sq(data->sk, 0, L"504", L"Filtercmd sent data which could not be converted from the local charset", NULL); |
1097 | return; |
1098 | } |
1099 | p = wbuf; |
1100 | for(p2 = wcschr(p, L'\n'); p2 != NULL; p2 = wcschr(p, L'\n')) |
1101 | { |
1102 | *(p2++) = L'\0'; |
1103 | sq(data->sk, (*p2 == L'\0')?0:1, L"200", L"%%ls", p, NULL); |
1104 | p = p2; |
1105 | } |
1106 | if(*p == L'\0') |
1107 | { |
1108 | if(p == wbuf) |
1109 | sq(data->sk, 0, L"201", L"No data returned", NULL); |
1110 | } else { |
1111 | sq(data->sk, 0, L"200", L"%%ls", p, NULL); |
1112 | } |
1113 | free(wbuf); |
1114 | } |
1115 | |
1116 | static void cmd_filtercmd(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1117 | { |
1118 | int i; |
1119 | pid_t pid; |
1120 | int pipe; |
1121 | char **cargv, **pp; |
1122 | char *filtercmd, *argbuf; |
1123 | size_t cargvsize, cargvdata; |
1124 | struct passwd *pwent; |
1125 | |
1126 | haveargs(2); |
1127 | havepriv(PERM_TRANS); |
1128 | if((pwent = getpwuid(data->uid)) == NULL) |
1129 | { |
1130 | flog(LOG_WARNING, "no passwd entry for UI user %i", data->uid); |
1131 | sq(sk, 0, L"505", L"System error - Could not fork session", "Internal error", NULL); |
1132 | return; |
1133 | } |
d0a94602 |
1134 | if((filtercmd = findfile(icswcstombs(confgetstr("ui", "filtercmd"), NULL, NULL), "dcdl-filtercmd", pwent->pw_dir, 0)) == NULL) |
d3372da9 |
1135 | { |
1136 | flog(LOG_WARNING, "could not find filtercmd executable for user %s", pwent->pw_name); |
1137 | sq(sk, 0, L"505", L"System error - Could not fork session", L"Could not find filtercmd executable", NULL); |
1138 | return; |
1139 | } |
1140 | cargv = NULL; |
1141 | cargvsize = cargvdata = 0; |
1142 | addtobuf(cargv, filtercmd); |
1143 | for(i = 1; i < argc; i++) |
1144 | { |
1145 | if((argbuf = icwcstombs(argv[i], NULL)) == NULL) |
1146 | { |
1147 | for(i = 0; i < cargvdata; i++) |
1148 | free(cargv[i]); |
1149 | free(cargv); |
1150 | sq(sk, 0, L"504", L"%Could not convert argument %i into local character set", i, L"%%s", strerror(errno), NULL); |
1151 | return; |
1152 | } |
1153 | addtobuf(cargv, argbuf); |
1154 | } |
1155 | addtobuf(cargv, NULL); |
1156 | if((pid = forksess(data->uid, data->auth, NULL, NULL, FD_FILE, 0, O_RDWR, "/dev/null", FD_PIPE, 1, O_RDONLY, &pipe, FD_FILE, 2, O_RDWR, "/dev/null", FD_END)) < 0) |
1157 | { |
1158 | flog(LOG_WARNING, "could not fork session in filtercmd: %s", strerror(errno)); |
1159 | sq(sk, 0, L"505", L"System error - Could not fork session", L"%%s", strerror(errno), NULL); |
1160 | return; |
1161 | } |
1162 | if(pid == 0) |
1163 | { |
1164 | execv(filtercmd, cargv); |
1165 | flog(LOG_WARNING, "could not exec filtercmd %s: %s", filtercmd, strerror(errno)); |
1166 | exit(127); |
1167 | } |
1168 | for(pp = cargv; *pp; pp++) |
1169 | free(*pp); |
1170 | free(cargv); |
1171 | data->fcmdsk = wrapsock(pipe); |
1172 | data->fcmdpid = pid; |
1173 | if(data->fcmdbuf != NULL) |
1174 | { |
1175 | free(data->fcmdbuf); |
1176 | data->fcmdbuf = NULL; |
1177 | } |
1178 | data->fcmdbufsize = data->fcmdbufdata = 0; |
1179 | data->fcmdsk->data = data; |
1180 | data->fcmdsk->readcb = (void (*)(struct socket *, void *))fcmdread; |
1181 | data->fcmdsk->errcb = (void (*)(struct socket *, int, void *))fcmderr; |
1182 | } |
1183 | |
1184 | static void cmd_lstrarg(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1185 | { |
1186 | struct transfer *transfer; |
9ec790e8 |
1187 | struct wcspair *ta; |
d3372da9 |
1188 | |
1189 | haveargs(2); |
1190 | havepriv(PERM_TRANS); |
1191 | if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL) |
1192 | { |
1193 | sq(sk, 0, L"512", L"No such transfer", NULL); |
1194 | return; |
1195 | } |
1196 | if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid)) |
1197 | { |
1198 | sq(sk, 0, L"502", L"You do not own that transfer", NULL); |
1199 | return; |
1200 | } |
1201 | if(transfer->args == NULL) |
1202 | { |
1203 | sq(sk, 0, L"201", L"Transfer has no arguments", NULL); |
1204 | } else { |
1205 | for(ta = transfer->args; ta != NULL; ta = ta->next) |
9ec790e8 |
1206 | sq(sk, ta->next != NULL, L"200", L"%%ls", ta->key, L"%%ls", ta->val, NULL); |
d3372da9 |
1207 | } |
1208 | } |
1209 | |
1210 | static void cmd_hashstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1211 | { |
1212 | struct sharecache *node; |
1213 | int total, hashed; |
1214 | |
1215 | total = hashed = 0; |
1216 | for(node = shareroot->child; node != NULL; node = nextscnode(node)) |
1217 | { |
1218 | if(node->f.b.type == FILE_REG) |
1219 | { |
1220 | total++; |
1221 | if(node->f.b.hastth) |
1222 | hashed++; |
1223 | } |
1224 | } |
1225 | sq(sk, 0, L"200", L"%%i", total, L"tth", L"%%i", hashed, NULL); |
1226 | } |
1227 | |
796283c6 |
1228 | static void cmd_transstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1229 | { |
1230 | wchar_t *buf1, *buf2; |
1231 | |
1232 | havepriv(PERM_TRANS); |
1233 | buf1 = swprintf2(L"%lli", bytesdownload); |
1234 | buf2 = swprintf2(L"%lli", bytesupload); |
1235 | sq(sk, 0, L"200", L"%%ls", buf1, L"%%ls", buf2, NULL); |
1236 | free(buf1); |
1237 | free(buf2); |
1238 | } |
1239 | |
5f151349 |
1240 | static void cmd_register(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1241 | { |
1242 | struct uidata *d2; |
1243 | |
1244 | haveargs(2); |
1245 | if(data->userinfo == NULL) { |
1246 | sq(sk, 0, L"502", L"Must be logged in", NULL); |
1247 | return; |
1248 | } |
1249 | if(argv[1][0] == L'#') { |
1250 | sq(sk, 0, L"509", L"Name must not begin with a hash sign", NULL); |
1251 | return; |
1252 | } |
1253 | for(d2 = actives; d2 != NULL; d2 = d2->next) { |
7b2663a4 |
1254 | if((d2 != data) && (d2->userinfo == data->userinfo) && d2->regname && !wcscmp(d2->regname, argv[1])) { |
5f151349 |
1255 | sq(sk, 0, L"516", L"Name already in use", NULL); |
1256 | return; |
1257 | } |
1258 | } |
1259 | if(data->regname != NULL) |
1260 | free(data->regname); |
1261 | data->regname = swcsdup(argv[1]); |
1262 | sq(sk, 0, L"200", L"Registered", NULL); |
1263 | } |
1264 | |
1265 | static void cmd_sendmsg(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1266 | { |
1267 | int i, rcptid; |
1268 | struct uidata *rcpt; |
1269 | wchar_t *myname; |
1270 | struct notif *notif; |
1271 | |
1272 | haveargs(2); |
1273 | if(data->userinfo == NULL) { |
1274 | sq(sk, 0, L"502", L"Must be logged in", NULL); |
1275 | return; |
1276 | } |
1277 | if(argv[1][0] == L'#') { |
1278 | rcptid = wcstol(argv[1] + 1, NULL, 0); |
1279 | for(rcpt = actives; rcpt != NULL; rcpt = rcpt->next) { |
7b2663a4 |
1280 | if((rcpt->userinfo == data->userinfo) && (rcpt->id == rcptid)) |
5f151349 |
1281 | break; |
1282 | } |
1283 | } else { |
1284 | for(rcpt = actives; rcpt != NULL; rcpt = rcpt->next) { |
7b2663a4 |
1285 | if((rcpt->userinfo == data->userinfo) && rcpt->regname && !wcscmp(rcpt->regname, argv[1])) |
5f151349 |
1286 | break; |
1287 | } |
1288 | } |
1289 | if(rcpt == NULL) { |
1290 | sq(sk, 0, L"517", L"No such recipient", NULL); |
1291 | return; |
1292 | } |
1293 | if(!rcpt->notify.b.msg) { |
1294 | sq(sk, 0, L"518", L"Recipient not listening for messages", NULL); |
1295 | return; |
1296 | } |
1297 | if(data->regname != NULL) |
1298 | myname = swcsdup(data->regname); |
1299 | else |
1300 | myname = swprintf2(L"#%i", data->id); |
1301 | notif = newnotif(rcpt, 640, NOTIF_STR, myname, NOTIF_END); |
1302 | for(i = 2; i < argc; i++) |
1303 | notifappend(notif, NOTIF_STR, argv[i], NOTIF_END); |
1304 | sq(sk, 0, L"200", L"Message sent", NULL); |
1305 | } |
1306 | |
d3372da9 |
1307 | #undef haveargs |
1308 | #undef havepriv |
1309 | |
1310 | /* |
1311 | * Reserved command numbers for nameless commands: |
1312 | * 0: Issued when a client has connected |
1313 | * 1: Issued when a named command couldn't be found |
1314 | */ |
1315 | |
1316 | static struct command commands[] = |
1317 | { |
1318 | {NULL, cmd_connect}, |
1319 | {NULL, cmd_notfound}, |
1320 | {L"shutdown", cmd_shutdown}, |
1321 | {L"quit", cmd_quit}, |
1322 | {L"lsauth", cmd_lsauth}, |
1323 | {L"login", cmd_login}, |
1324 | {L"pass", cmd_pass}, |
1325 | {L"cnct", cmd_fnetconnect}, |
1326 | {L"lsnodes", cmd_lsnodes}, |
1327 | {L"dcnct", cmd_disconnect}, |
1328 | {L"lspa", cmd_lspa}, |
1329 | {L"lspeers", cmd_lspeers}, |
1330 | {L"download", cmd_download}, |
1331 | {L"lstrans", cmd_lstrans}, |
1332 | {L"cancel", cmd_cancel}, |
1333 | {L"notify", cmd_notify}, |
1334 | {L"sendchat", cmd_sendchat}, |
1335 | {L"search", cmd_search}, |
1336 | {L"lssrch", cmd_lssrch}, |
1337 | {L"lssr", cmd_lssr}, |
1338 | {L"cansrch", cmd_cansrch}, |
1339 | {L"filtercmd", cmd_filtercmd}, |
1340 | {L"lstrarg", cmd_lstrarg}, |
1341 | {L"hashstatus", cmd_hashstatus}, |
796283c6 |
1342 | {L"transstatus", cmd_transstatus}, |
5f151349 |
1343 | {L"register", cmd_register}, |
1344 | {L"sendmsg", cmd_sendmsg}, |
d3372da9 |
1345 | {NULL, NULL} |
1346 | }; |
1347 | |
1348 | static void freequeuecmd(struct qcommand *qcmd) |
1349 | { |
1350 | int i; |
1351 | |
1352 | if(qcmd->argv != NULL) |
1353 | { |
1354 | for(i = 0; i < qcmd->argc; i++) |
1355 | free(qcmd->argv[i]); |
1356 | free(qcmd->argv); |
1357 | } |
1358 | free(qcmd); |
1359 | } |
1360 | |
1361 | static struct qcommand *unlinkqcmd(struct uidata *data) |
1362 | { |
1363 | struct qcommand *qcmd; |
1364 | |
1365 | qcmd = data->queue; |
1366 | if(qcmd != NULL) |
1367 | { |
1368 | data->queue = qcmd->next; |
1369 | if(qcmd == data->queuelast) |
1370 | data->queuelast = qcmd->next; |
1371 | } |
1372 | return(qcmd); |
1373 | } |
1374 | |
ba86d49a |
1375 | static void notifappendv(struct notif *notif, va_list args) |
d3372da9 |
1376 | { |
d3372da9 |
1377 | int dt, ca; |
1378 | |
d3372da9 |
1379 | while((dt = va_arg(args, int)) != NOTIF_END) |
1380 | { |
1381 | ca = notif->argc; |
1382 | notif->argv = realloc(notif->argv, sizeof(*notif->argv) * ++notif->argc); |
1383 | notif->argv[ca].dt = dt; |
1384 | switch(dt) |
1385 | { |
1386 | case NOTIF_INT: |
1387 | case NOTIF_ID: |
1388 | notif->argv[ca].d.n = va_arg(args, int); |
1389 | break; |
1390 | case NOTIF_STR: |
1391 | notif->argv[ca].d.s = wcsdup(va_arg(args, wchar_t *)); |
1392 | break; |
1393 | case NOTIF_FLOAT: |
1394 | notif->argv[ca].d.d = va_arg(args, double); |
1395 | break; |
1396 | } |
1397 | } |
ba86d49a |
1398 | } |
1399 | |
1400 | static void notifappend(struct notif *notif, ...) |
1401 | { |
1402 | va_list args; |
1403 | |
1404 | va_start(args, notif); |
1405 | notifappendv(notif, args); |
1406 | va_end(args); |
1407 | } |
1408 | |
1409 | static struct notif *newnotif(struct uidata *data, int code, ...) |
1410 | { |
1411 | struct notif *notif; |
1412 | va_list args; |
1413 | |
1414 | notif = smalloc(sizeof(*notif)); |
1415 | memset(notif, 0, sizeof(*notif)); |
1416 | notif->rlimit = 0.0; |
1417 | notif->ui = data; |
1418 | notif->code = code; |
1419 | va_start(args, code); |
1420 | notifappendv(notif, args); |
d3372da9 |
1421 | va_end(args); |
1422 | notif->next = NULL; |
1423 | notif->prev = data->lnotif; |
1424 | if(data->lnotif != NULL) |
1425 | data->lnotif->next = notif; |
1426 | else |
1427 | data->fnotif = notif; |
1428 | data->lnotif = notif; |
1429 | return(notif); |
1430 | } |
1431 | |
1432 | static void freenotif(struct notif *notif) |
1433 | { |
1434 | int i; |
1435 | |
1436 | if(notif->next != NULL) |
1437 | notif->next->prev = notif->prev; |
1438 | if(notif->prev != NULL) |
1439 | notif->prev->next = notif->next; |
1440 | if(notif == notif->ui->fnotif) |
1441 | notif->ui->fnotif = notif->next; |
1442 | if(notif == notif->ui->lnotif) |
1443 | notif->ui->lnotif = notif->prev; |
1444 | if(notif->exptimer != NULL) |
1445 | canceltimer(notif->exptimer); |
1446 | for(i = 0; i < notif->argc; i++) |
1447 | { |
1448 | if(notif->argv[i].dt == NOTIF_STR) |
1449 | free(notif->argv[i].d.s); |
1450 | } |
1451 | if(notif->argv != NULL) |
1452 | free(notif->argv); |
1453 | free(notif); |
1454 | } |
1455 | |
1456 | static void notifexpire(int cancelled, struct notif *notif) |
1457 | { |
1458 | notif->exptimer = NULL; |
1459 | if(!cancelled) |
1460 | freenotif(notif); |
1461 | } |
1462 | |
1463 | static struct notif *findnotif(struct notif *notif, int dir, int state, int code, int id) |
1464 | { |
1465 | int i, cont; |
1466 | |
1467 | for(; notif != NULL; notif = (dir?notif->next:notif->prev)) |
1468 | { |
1469 | if((notif->code == code) && ((state < 0) || (state == notif->state))) |
1470 | { |
1471 | cont = 0; |
1472 | if(id >= 0) |
1473 | { |
1474 | for(i = 0; i < notif->argc; i++) |
1475 | { |
1476 | if((notif->argv[i].dt == NOTIF_ID) && (notif->argv[i].d.n != id)) |
1477 | { |
1478 | cont = 1; |
1479 | break; |
1480 | } |
1481 | } |
1482 | } |
1483 | if(cont) |
1484 | continue; |
1485 | break; |
1486 | } |
1487 | } |
1488 | return(notif); |
1489 | } |
1490 | |
1491 | static void freeuidata(struct uidata *data) |
1492 | { |
1493 | int i; |
1494 | struct qcommand *qcmd; |
1495 | |
1496 | if(data->next != NULL) |
1497 | data->next->prev = data->prev; |
1498 | if(data->prev != NULL) |
1499 | data->prev->next = data->next; |
1500 | if(data == actives) |
1501 | actives = data->next; |
1502 | data->sk->readcb = NULL; |
1503 | data->sk->errcb = NULL; |
1504 | putsock(data->sk); |
1505 | while((qcmd = unlinkqcmd(data)) != NULL) |
1506 | freequeuecmd(qcmd); |
1507 | iconv_close(data->ichandle); |
1508 | if(data->cw != NULL) |
1509 | free(data->cw); |
1510 | if(data->cb != NULL) |
1511 | free(data->cb); |
1512 | if(data->argv != NULL) |
1513 | { |
1514 | for(i = 0; i < data->argc; i++) |
1515 | free(data->argv[i]); |
1516 | free(data->argv); |
1517 | } |
1518 | if(data->auth != NULL) |
1519 | authputhandle(data->auth); |
5f151349 |
1520 | if(data->regname != NULL) |
1521 | free(data->regname); |
d3372da9 |
1522 | if(data->username != NULL) |
1523 | { |
1524 | if(data->userinfo != NULL) |
1525 | flog(LOG_INFO, "%ls logged out", data->username); |
1526 | free(data->username); |
1527 | } |
1528 | free(data->inbuf); |
1529 | while(data->fnotif != NULL) |
1530 | freenotif(data->fnotif); |
1531 | if(data->fcmdbuf != NULL) |
1532 | free(data->fcmdbuf); |
1533 | if(data->fcmdpid != 0) |
1534 | kill(-data->fcmdpid, SIGHUP); |
1535 | if(data->fcmdsk != NULL) |
1536 | putsock(data->fcmdsk); |
1537 | free(data); |
1538 | } |
1539 | |
1540 | static void queuecmd(struct uidata *data, struct command *cmd, int argc, wchar_t **argv) |
1541 | { |
1542 | struct qcommand *new; |
1543 | |
1544 | new = smalloc(sizeof(*new)); |
1545 | new->cmd = cmd; |
1546 | new->argc = argc; |
1547 | new->argv = argv; |
1548 | new->next = NULL; |
1549 | if(data->queuelast != NULL) |
1550 | data->queuelast->next = new; |
1551 | data->queuelast = new; |
1552 | if(data->queue == NULL) |
1553 | data->queue = new; |
1554 | } |
1555 | |
1556 | static struct uidata *newuidata(struct socket *sk) |
1557 | { |
1558 | struct uidata *data; |
5f151349 |
1559 | static int curid = 0; |
d3372da9 |
1560 | |
1561 | data = smalloc(sizeof(*data)); |
1562 | memset(data, 0, sizeof(*data)); |
5f151349 |
1563 | data->id = curid++; |
d3372da9 |
1564 | data->sk = sk; |
1565 | getsock(sk); |
1566 | data->inbuf = smalloc(1024); |
1567 | data->uid = -1; |
1568 | if((data->ichandle = iconv_open("wchar_t", "utf-8")) == (iconv_t)-1) |
1569 | { |
1570 | flog(LOG_CRIT, "iconv cannot handle UTF-8: %s", strerror(errno)); |
1571 | return(NULL); |
1572 | } |
1573 | data->next = actives; |
1574 | data->prev = NULL; |
1575 | if(actives != NULL) |
1576 | actives->prev = data; |
1577 | actives = data; |
1578 | return(data); |
1579 | } |
1580 | |
1581 | static void uiread(struct socket *sk, struct uidata *data) |
1582 | { |
1583 | int ret, done; |
1584 | char *newbuf; |
1585 | char *p1, *p2; |
1586 | wchar_t *porig; |
1587 | size_t datalen, len2; |
1588 | struct command *cur; |
1589 | |
1590 | if(data->indata > 1024) |
1591 | data->indata = 0; |
1592 | if((newbuf = sockgetinbuf(sk, &datalen)) == NULL) |
1593 | return; |
1594 | sizebuf(&data->inbuf, &data->inbufsize, data->indata + datalen, 1, 1); |
1595 | memcpy(data->inbuf + data->indata, newbuf, datalen); |
1596 | free(newbuf); |
1597 | data->indata += datalen; |
1598 | if(data->cb == NULL) |
1599 | { |
1600 | data->cb = smalloc(sizeof(wchar_t) * (data->cbsize = 64)); |
1601 | data->cbdata = 0; |
1602 | data->pp = data->cb; |
1603 | } |
1604 | done = 0; |
1605 | while(!done) |
1606 | { |
1607 | if(data->cbsize == data->cbdata) |
1608 | { |
1609 | len2 = data->pp - data->cb; |
1610 | data->cb = srealloc(data->cb, sizeof(wchar_t) * (data->cbsize *= 2)); |
1611 | data->pp = data->cb + len2; |
1612 | } |
1613 | p1 = data->inbuf; |
1614 | p2 = (char *)(porig = (data->cb + data->cbdata)); |
1615 | len2 = sizeof(wchar_t) * (data->cbsize - data->cbdata); |
1616 | ret = iconv(data->ichandle, &p1, &data->indata, &p2, &len2); |
1617 | memmove(data->inbuf, p1, data->indata); |
1618 | /* Just a sanity check */ |
1619 | if(((p2 - ((char *)data->cb)) % sizeof(wchar_t)) != 0) |
1620 | { |
1621 | flog(LOG_CRIT, "Aiya! iconv does strange things to our wchar_t's!"); |
1622 | abort(); |
1623 | } |
1624 | data->cbdata += (((wchar_t *)p2) - porig); |
1625 | if(ret < 0) |
1626 | { |
1627 | switch(errno) |
1628 | { |
1629 | case EILSEQ: |
1630 | /* XXX: Should this really just ignore it? */ |
1631 | data->indata = 0; |
1632 | done = 1; |
1633 | break; |
1634 | case EINVAL: |
1635 | done = 1; |
1636 | break; |
1637 | case E2BIG: |
1638 | /* Just a sanity check */ |
1639 | if(data->cbsize != data->cbdata) |
1640 | { |
1641 | flog(LOG_CRIT, "Aiya! iconv doesn't give us wchar_t's!"); |
1642 | abort(); |
1643 | } |
1644 | break; |
1645 | default: |
1646 | flog(LOG_WARNING, "bug: strange error from iconv in uiread: %s", strerror(errno)); |
1647 | break; |
1648 | } |
1649 | } else { |
1650 | done = 1; |
1651 | } |
1652 | } |
1653 | done = 0; |
1654 | while(!done && (data->pp - data->cb < data->cbdata)) |
1655 | { |
1656 | switch(data->ps) |
1657 | { |
1658 | case 0: |
1659 | if(iswspace(*data->pp)) |
1660 | { |
1661 | if(*data->pp == L'\r') |
1662 | { |
1663 | if(data->pp == data->cb + data->cbdata - 1) |
1664 | { |
1665 | done = 1; |
1666 | break; |
1667 | } |
1668 | if(*(++data->pp) == L'\n') |
1669 | { |
1670 | if((data->argv != NULL) && (data->argv[0] != NULL)) |
1671 | { |
1672 | for(cur = commands; cur->handler != NULL; cur++) |
1673 | { |
1674 | if(cur->name == NULL) |
1675 | continue; |
1676 | if(!wcscasecmp(cur->name, data->argv[0])) |
1677 | { |
1678 | queuecmd(data, cur, data->argc, data->argv); |
1679 | break; |
1680 | } |
1681 | } |
1682 | if(cur->handler == NULL) |
1683 | queuecmd(data, &commands[1], data->argc, data->argv); |
1684 | } else { |
1685 | queuecmd(data, &commands[1], data->argc, data->argv); |
1686 | } |
1687 | data->argv = NULL; |
1688 | data->args = 0; |
1689 | data->argc = 0; |
1690 | wmemmove(data->cb, data->pp, data->cbdata -= (data->pp - data->cb)); |
1691 | data->pp = data->cb; |
1692 | } else { |
1693 | data->pp++; |
1694 | } |
1695 | } else { |
1696 | data->pp++; |
1697 | } |
1698 | } else { |
1699 | data->ps = 1; |
1700 | data->cwdata = 0; |
1701 | } |
1702 | break; |
1703 | case 1: |
1704 | if(iswspace(*data->pp)) |
1705 | { |
1706 | addtobuf(data->cw, L'\0'); |
1707 | sizebuf(&data->argv, &data->args, data->argc + 1, sizeof(*data->argv), 1); |
1708 | data->argv[data->argc++] = data->cw; |
1709 | data->cw = NULL; |
1710 | data->cwsize = 0; |
1711 | data->cwdata = 0; |
1712 | data->ps = 0; |
1713 | } else if(*data->pp == L'\"') { |
1714 | data->ps = 2; |
1715 | data->pp++; |
1716 | } else if(*data->pp == L'\\') { |
1717 | if(data->pp == data->cb + data->cbdata - 1) |
1718 | { |
1719 | done = 1; |
1720 | break; |
1721 | } |
1722 | addtobuf(data->cw, *(++data->pp)); |
1723 | data->pp++; |
1724 | } else { |
1725 | addtobuf(data->cw, *(data->pp++)); |
1726 | } |
1727 | break; |
1728 | case 2: |
1729 | if(*data->pp == L'\"') |
1730 | { |
1731 | data->ps = 1; |
1732 | } else if(*data->pp == L'\\') { |
1733 | if(data->pp == data->cb + data->cbdata - 1) |
1734 | { |
1735 | done = 1; |
1736 | break; |
1737 | } |
1738 | addtobuf(data->cw, *(++(data->pp))); |
1739 | } else { |
1740 | addtobuf(data->cw, *data->pp); |
1741 | } |
1742 | data->pp++; |
1743 | break; |
1744 | } |
1745 | } |
1746 | } |
1747 | |
1748 | static void uierror(struct socket *sk, int err, struct uidata *data) |
1749 | { |
1750 | if(err) |
1751 | flog(LOG_WARNING, "error occurred on UI socket: %s", strerror(err)); |
1752 | freeuidata(data); |
1753 | } |
1754 | |
1755 | static void uiaccept(struct socket *sk, struct socket *newsk, void *data) |
1756 | { |
1757 | struct uidata *uidata; |
1758 | |
1759 | newsk->data = uidata = newuidata(newsk); |
1760 | socksettos(newsk, confgetint("ui", "uitos")); |
1761 | if(uidata == NULL) |
1762 | return; |
1763 | newsk->errcb = (void (*)(struct socket *, int, void *))uierror; |
1764 | newsk->readcb = (void (*)(struct socket *, void *))uiread; |
1765 | queuecmd(uidata, &commands[0], 0, NULL); |
1766 | } |
1767 | |
1768 | static int srcheta(struct search *srch, void *uudata) |
1769 | { |
1770 | struct uidata *data; |
1771 | |
1772 | for(data = actives; data != NULL; data = data->next) |
1773 | { |
1774 | if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username)) |
1775 | newnotif(data, 620, NOTIF_ID, srch->id, NOTIF_INT, srch->eta - time(NULL), NOTIF_END); |
1776 | } |
1777 | return(0); |
1778 | } |
1779 | |
1780 | static int srchcommit(struct search *srch, void *uudata) |
1781 | { |
1782 | struct uidata *data; |
1783 | |
1784 | for(data = actives; data != NULL; data = data->next) |
1785 | { |
1786 | if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username)) |
1787 | newnotif(data, 621, NOTIF_ID, srch->id, NOTIF_END); |
1788 | } |
1789 | return(0); |
1790 | } |
1791 | |
1792 | static int srchres(struct search *srch, struct srchres *sr, void *uudata) |
1793 | { |
1794 | struct uidata *data; |
1795 | |
1796 | for(data = actives; data != NULL; data = data->next) |
1797 | { |
1798 | if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username)) |
ebbc13f3 |
1799 | { |
ebbc13f3 |
1800 | newnotif(data, 622, NOTIF_ID, srch->id, NOTIF_STR, sr->filename, NOTIF_STR, sr->fnet->name, NOTIF_STR, sr->peerid, NOTIF_INT, sr->size, |
5123bec0 |
1801 | NOTIF_INT, sr->slots, NOTIF_INT, (sr->fn == NULL)?-1:(sr->fn->id), NOTIF_FLOAT, sr->time, NOTIF_STR, (sr->hash == NULL)?L"":unparsehash(sr->hash), NOTIF_END); |
ebbc13f3 |
1802 | } |
d3372da9 |
1803 | } |
1804 | return(0); |
1805 | } |
1806 | |
1807 | static int recvchat(struct fnetnode *fn, int public, wchar_t *name, wchar_t *peer, wchar_t *string, void *uudata) |
1808 | { |
1809 | struct uidata *data; |
1810 | |
1811 | for(data = actives; data != NULL; data = data->next) |
1812 | { |
1813 | if(haspriv(data, PERM_CHAT) && data->notify.b.fnchat) |
1814 | newnotif(data, 600, NOTIF_ID, fn->id, NOTIF_INT, public, NOTIF_STR, name, NOTIF_STR, peer, NOTIF_STR, string, NOTIF_END); |
1815 | } |
1816 | return(0); |
1817 | } |
1818 | |
1819 | static int fnactive(struct fnetnode *fn, wchar_t *attrib, void *uudata) |
1820 | { |
1821 | struct uidata *data; |
1822 | struct notif *notif; |
1823 | |
1824 | if(!wcscmp(attrib, L"state")) |
1825 | { |
1826 | for(data = actives; data != NULL; data = data->next) |
1827 | { |
1828 | if(data->notify.b.fnact) |
1829 | newnotif(data, 601, NOTIF_ID, fn->id, NOTIF_INT, fn->state, NOTIF_END); |
1830 | } |
1831 | } else if(!wcscmp(attrib, L"name")) { |
1832 | for(data = actives; data != NULL; data = data->next) |
1833 | { |
1834 | if(data->notify.b.fnact) |
1835 | newnotif(data, 602, NOTIF_ID, fn->id, NOTIF_STR, fn->name, NOTIF_END); |
1836 | } |
1837 | } else if(!wcscmp(attrib, L"numpeers")) { |
1838 | for(data = actives; data != NULL; data = data->next) |
1839 | { |
1840 | if(data->notify.b.fnact) |
1841 | { |
1842 | if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 605, fn->id)) != NULL) |
1843 | notif->argv[1].d.n = fn->numpeers; |
1844 | else |
ba86d49a |
1845 | newnotif(data, 605, NOTIF_ID, fn->id, NOTIF_INT, fn->numpeers, NOTIF_END)->rlimit = 0.5; |
d3372da9 |
1846 | } |
1847 | } |
1848 | } |
1849 | return(0); |
1850 | } |
1851 | |
1852 | static int fnunlink(struct fnetnode *fn, void *uudata) |
1853 | { |
1854 | struct uidata *data; |
1855 | |
1856 | for(data = actives; data != NULL; data = data->next) |
1857 | { |
1858 | if(data->notify.b.fnact) |
1859 | newnotif(data, 603, NOTIF_ID, fn->id, NOTIF_END); |
1860 | } |
1861 | return(0); |
1862 | } |
1863 | |
ba86d49a |
1864 | static int peernew(struct fnetnode *fn, struct fnetpeer *peer, void *uudata) |
1865 | { |
1866 | struct uidata *data; |
1867 | |
1868 | for(data = actives; data != NULL; data = data->next) |
1869 | { |
1870 | if(data->notify.b.fnpeer) |
1871 | newnotif(data, 630, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END); |
1872 | } |
1873 | return(0); |
1874 | } |
1875 | |
1876 | static int peerdel(struct fnetnode *fn, struct fnetpeer *peer, void *uudata) |
1877 | { |
1878 | struct uidata *data; |
1879 | |
1880 | for(data = actives; data != NULL; data = data->next) |
1881 | { |
1882 | if(data->notify.b.fnpeer) |
1883 | newnotif(data, 631, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_END); |
1884 | } |
1885 | return(0); |
1886 | } |
1887 | |
1888 | static int peerchange(struct fnetnode *fn, struct fnetpeer *peer, struct fnetpeerdi *di, void *uudata) |
1889 | { |
1890 | struct uidata *data; |
1891 | struct notif *notif; |
1892 | wchar_t buf[32]; |
1893 | |
1894 | for(data = actives; data != NULL; data = data->next) |
1895 | { |
1896 | if(data->notify.b.fnpeer) |
1897 | { |
1898 | for(notif = data->fnotif; notif != NULL; notif = notif->next) |
1899 | { |
1900 | if((notif->code == 632) && (notif->state == NOTIF_PEND) && (notif->argv[0].d.n == fn->id) && !wcscmp(notif->argv[1].d.s, peer->id)) |
1901 | break; |
1902 | } |
1903 | if(notif == NULL) |
1904 | notif = newnotif(data, 632, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END); |
1905 | notifappend(notif, NOTIF_STR, di->datum->id, NOTIF_INT, di->datum->datatype, NOTIF_END); |
1906 | switch(di->datum->datatype) |
1907 | { |
1908 | case FNPD_INT: |
1909 | notifappend(notif, NOTIF_INT, di->data.num, NOTIF_END); |
1910 | break; |
1911 | case FNPD_STR: |
1912 | notifappend(notif, NOTIF_STR, di->data.str, NOTIF_END); |
1913 | break; |
1914 | case FNPD_LL: |
1915 | swprintf(buf, sizeof(buf) / sizeof(*buf), L"%lli", di->data.lnum); |
1916 | notifappend(notif, NOTIF_STR, buf, NOTIF_END); |
1917 | break; |
1918 | } |
1919 | } |
1920 | } |
1921 | return(0); |
1922 | } |
1923 | |
d3372da9 |
1924 | static int newfnetnode(struct fnetnode *fn, void *uudata) |
1925 | { |
1926 | struct uidata *data; |
1927 | |
1928 | for(data = actives; data != NULL; data = data->next) |
1929 | { |
1930 | if(data->notify.b.fnact) |
1931 | newnotif(data, 604, NOTIF_ID, fn->id, NOTIF_STR, fn->fnet->name, NOTIF_END); |
1932 | } |
1933 | CBREG(fn, fnetnode_ac, fnactive, NULL, NULL); |
1934 | CBREG(fn, fnetnode_chat, recvchat, NULL, NULL); |
1935 | CBREG(fn, fnetnode_unlink, fnunlink, NULL, NULL); |
ba86d49a |
1936 | CBREG(fn, fnetpeer_new, peernew, NULL, NULL); |
1937 | CBREG(fn, fnetpeer_del, peerdel, NULL, NULL); |
1938 | CBREG(fn, fnetpeer_chdi, peerchange, NULL, NULL); |
d3372da9 |
1939 | return(0); |
1940 | } |
1941 | |
1942 | static int transferchattr(struct transfer *transfer, wchar_t *attrib, void *uudata) |
1943 | { |
1944 | struct uidata *data; |
1945 | |
1946 | if(!wcscmp(attrib, L"state")) |
1947 | { |
1948 | for(data = actives; data != NULL; data = data->next) |
1949 | { |
1950 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1951 | newnotif(data, 611, NOTIF_ID, transfer->id, NOTIF_INT, transfer->state, NOTIF_END); |
1952 | } |
1953 | } else if(!wcscmp(attrib, L"nick")) { |
1954 | for(data = actives; data != NULL; data = data->next) |
1955 | { |
1956 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1957 | newnotif(data, 612, NOTIF_ID, transfer->id, NOTIF_STR, transfer->peernick, NOTIF_END); |
1958 | } |
1959 | } else if(!wcscmp(attrib, L"size")) { |
1960 | for(data = actives; data != NULL; data = data->next) |
1961 | { |
1962 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1963 | newnotif(data, 613, NOTIF_ID, transfer->id, NOTIF_INT, transfer->size, NOTIF_END); |
1964 | } |
1965 | } else if(!wcscmp(attrib, L"error")) { |
1966 | for(data = actives; data != NULL; data = data->next) |
1967 | { |
1968 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1969 | newnotif(data, 614, NOTIF_ID, transfer->id, NOTIF_INT, transfer->error, NOTIF_END); |
1970 | } |
1971 | } else if(!wcscmp(attrib, L"path")) { |
1972 | for(data = actives; data != NULL; data = data->next) |
1973 | { |
1974 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1975 | newnotif(data, 616, NOTIF_ID, transfer->id, NOTIF_STR, transfer->path, NOTIF_END); |
1976 | } |
a04fc9ff |
1977 | } else if(!wcscmp(attrib, L"hash")) { |
1978 | for(data = actives; data != NULL; data = data->next) |
1979 | { |
1980 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
5e13cdca |
1981 | newnotif(data, 618, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->hash == NULL)?L"":unparsehash(transfer->hash), NOTIF_END); |
a04fc9ff |
1982 | } |
d3372da9 |
1983 | } |
1984 | return(0); |
1985 | } |
1986 | |
1987 | static int transferprog(struct transfer *transfer, void *uudata) |
1988 | { |
1989 | struct uidata *data; |
1990 | struct notif *notif; |
1991 | |
1992 | for(data = actives; data != NULL; data = data->next) |
1993 | { |
1994 | if(haspriv(data, PERM_TRANS) && data->notify.b.trprog && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1995 | { |
1996 | if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 615, transfer->id)) != NULL) |
1997 | notif->argv[1].d.n = transfer->curpos; |
1998 | else |
1999 | newnotif(data, 615, NOTIF_ID, transfer->id, NOTIF_INT, transfer->curpos, NOTIF_END)->rlimit = 0.5; |
2000 | } |
2001 | } |
2002 | return(0); |
2003 | } |
2004 | |
2005 | static int transferdestroyed(struct transfer *transfer, void *uudata) |
2006 | { |
2007 | struct uidata *data; |
2008 | |
2009 | for(data = actives; data != NULL; data = data->next) |
2010 | { |
2011 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
3d204c2d |
2012 | newnotif(data, 617, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->exitstatus == NULL)?L"":(transfer->exitstatus), NOTIF_END); |
d3372da9 |
2013 | } |
2014 | return(0); |
2015 | } |
2016 | |
2017 | static int newtransfernotify(struct transfer *transfer, void *uudata) |
2018 | { |
2019 | struct uidata *data; |
2020 | |
2021 | for(data = actives; data != NULL; data = data->next) |
2022 | { |
2023 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
2024 | newnotif(data, 610, NOTIF_ID, transfer->id, NOTIF_INT, transfer->dir, NOTIF_STR, transfer->peerid, NOTIF_STR, (transfer->path == NULL)?L"":transfer->path, NOTIF_END); |
2025 | } |
2026 | CBREG(transfer, trans_ac, transferchattr, NULL, NULL); |
2027 | CBREG(transfer, trans_p, transferprog, NULL, NULL); |
2028 | CBREG(transfer, trans_destroy, transferdestroyed, NULL, NULL); |
2029 | return(0); |
2030 | } |
2031 | |
2032 | static struct uiuser *newuser(wchar_t *name, unsigned long perms) |
2033 | { |
2034 | struct uiuser *new; |
2035 | |
2036 | new = smalloc(sizeof(*new)); |
2037 | new->used = 0; |
2038 | new->name = swcsdup(name); |
2039 | new->perms = perms; |
2040 | new->delete = 0; |
2041 | new->next = users; |
2042 | new->prev = NULL; |
2043 | if(users != NULL) |
2044 | users->prev = new; |
2045 | users = new; |
2046 | return(new); |
2047 | } |
2048 | |
2049 | static void freeuser(struct uiuser *user) |
2050 | { |
2051 | if(user->next != NULL) |
2052 | user->next->prev = user->prev; |
2053 | if(user->prev != NULL) |
2054 | user->prev->next = user->next; |
2055 | if(user == users) |
2056 | users = user->next; |
2057 | free(user->name); |
2058 | free(user); |
2059 | } |
2060 | |
2061 | static int conf_user(int argc, wchar_t **argv) |
2062 | { |
2063 | int i, perms, permmod; |
2064 | struct uiuser *user; |
2065 | wchar_t *p; |
2066 | |
2067 | if(argc < 3) |
2068 | { |
2069 | flog(LOG_WARNING, "not enough arguments given for user command"); |
2070 | return(1); |
2071 | } |
2072 | perms = 0; |
2073 | for(i = 2; i < argc; i++) |
2074 | { |
2075 | if(!iswalpha(argv[i][0])) |
2076 | p = argv[i] + 1; |
2077 | else |
2078 | p = argv[i]; |
2079 | if(!wcscmp(p, L"disallow")) |
2080 | permmod = PERM_DISALLOW; |
2081 | if(!wcscmp(p, L"admin")) |
2082 | permmod = PERM_ADMIN; |
2083 | if(!wcscmp(p, L"fnetctl")) |
2084 | permmod = PERM_FNETCTL; |
2085 | if(!wcscmp(p, L"trans")) |
2086 | permmod = PERM_TRANS; |
2087 | if(!wcscmp(p, L"transcu")) |
2088 | permmod = PERM_TRANSCU; |
2089 | if(!wcscmp(p, L"chat")) |
2090 | permmod = PERM_CHAT; |
2091 | if(!wcscmp(p, L"srch")) |
2092 | permmod = PERM_SRCH; |
2093 | if(!wcscmp(p, L"all")) |
2094 | permmod = ~0; |
2095 | if(argv[i][0] == L'-') |
2096 | perms &= ~permmod; |
2097 | else |
2098 | perms |= permmod; |
2099 | } |
2100 | if((user = finduser(argv[1])) == NULL) |
2101 | { |
2102 | newuser(argv[1], perms); |
2103 | } else { |
2104 | user->delete = 0; |
2105 | user->perms = perms; |
2106 | } |
2107 | return(0); |
2108 | } |
2109 | |
2110 | static void preinit(int hup) |
2111 | { |
2112 | struct uiuser *user; |
2113 | |
2114 | if(!hup) |
2115 | { |
2116 | newuser(L"default", 0); |
2117 | } else { |
2118 | for(user = users; user != NULL; user = user->next) |
2119 | { |
2120 | if(!wcscmp(user->name, L"default")) |
2121 | user->delete = 1; |
2122 | } |
2123 | } |
2124 | } |
2125 | |
d3372da9 |
2126 | static int portupdate(struct configvar *var, void *uudata) |
2127 | { |
d3372da9 |
2128 | struct socket *newsock; |
2129 | |
0a1bc5b1 |
2130 | if((uisocket = netcstcplisten(var->val.num, 1, uiaccept, NULL)) == NULL) |
d3372da9 |
2131 | { |
2132 | flog(LOG_WARNING, "could not create new UI socket, reverting to old: %s", strerror(errno)); |
2133 | return(0); |
2134 | } |
2135 | if(uisocket != NULL) |
2136 | putsock(uisocket); |
2137 | uisocket = newsock; |
2138 | return(0); |
2139 | } |
2140 | |
2141 | static int init(int hup) |
2142 | { |
d3372da9 |
2143 | struct uiuser *user, *next; |
2144 | |
2145 | if(hup) |
2146 | { |
2147 | for(user = users; user != NULL; user = next) |
2148 | { |
2149 | next = user->next; |
2150 | if(user->delete) |
2151 | freeuser(user); |
2152 | } |
2153 | } |
2154 | if(!hup) |
2155 | { |
2156 | if(uisocket != NULL) |
2157 | putsock(uisocket); |
0a1bc5b1 |
2158 | if((uisocket = netcstcplisten(confgetint("ui", "port"), 1, uiaccept, NULL)) == NULL) |
d3372da9 |
2159 | { |
2160 | flog(LOG_CRIT, "could not create UI socket: %s", strerror(errno)); |
2161 | return(1); |
2162 | } |
2163 | CBREG(confgetvar("ui", "port"), conf_update, portupdate, NULL, NULL); |
2164 | GCBREG(newfncb, newfnetnode, NULL); |
2165 | GCBREG(newtransfercb, newtransfernotify, NULL); |
2166 | } |
2167 | return(0); |
2168 | } |
2169 | |
2170 | static int run(void) |
2171 | { |
2172 | int i, id; |
2173 | struct uidata *data, *next; |
2174 | struct qcommand *qcmd; |
2175 | struct notif *notif, *nnotif; |
2176 | wchar_t buf[64]; |
2177 | |
2178 | for(data = actives; data != NULL; data = next) |
2179 | { |
2180 | next = data->next; |
2181 | if(data->close) |
2182 | freeuidata(data); |
2183 | } |
2184 | for(data = actives; data != NULL; data = data->next) |
2185 | { |
2186 | for(notif = data->fnotif; notif != NULL; notif = nnotif) |
2187 | { |
2188 | nnotif = notif->next; |
2189 | if(notif->state == NOTIF_WAIT) |
2190 | continue; |
2191 | id = -1; |
2192 | for(i = 0; i < notif->argc; i++) |
2193 | { |
2194 | if(notif->argv[i].dt == NOTIF_ID) |
2195 | { |
2196 | id = notif->argv[i].d.n; |
2197 | break; |
2198 | } |
2199 | } |
2200 | if(findnotif(notif->prev, 0, -1, notif->code, id) != NULL) |
2201 | continue; |
2202 | sq(data->sk, 2, L"%%i", notif->code, NULL); |
2203 | for(i = 0; i < notif->argc; i++) |
2204 | { |
2205 | switch(notif->argv[i].dt) |
2206 | { |
2207 | case NOTIF_INT: |
2208 | case NOTIF_ID: |
2209 | sq(data->sk, 2, L"%%i", notif->argv[i].d.n, NULL); |
2210 | break; |
2211 | case NOTIF_STR: |
2212 | if(notif->argv[i].d.s[0] == L'%') |
2213 | sq(data->sk, 2, L"%%s", notif->argv[i].d.s, NULL); |
2214 | else |
2215 | sq(data->sk, 2, notif->argv[i].d.s, NULL); |
2216 | break; |
2217 | case NOTIF_FLOAT: |
2218 | swprintf(buf, 64, L"%f", notif->argv[i].d.d); |
2219 | sq(data->sk, 2, buf, NULL); |
2220 | break; |
2221 | } |
2222 | } |
2223 | sq(data->sk, 0, NULL); |
2224 | if(notif->rlimit != 0) |
2225 | { |
2226 | notif->state = NOTIF_WAIT; |
2227 | notif->exptimer = timercallback(ntime() + notif->rlimit, (void (*)(int, void *))notifexpire, notif); |
2228 | } else { |
2229 | freenotif(notif); |
2230 | } |
2231 | } |
2232 | if((qcmd = unlinkqcmd(data)) != NULL) |
2233 | { |
2234 | qcmd->cmd->handler(data->sk, data, qcmd->argc, qcmd->argv); |
2235 | freequeuecmd(qcmd); |
2236 | return(1); |
2237 | } |
2238 | } |
2239 | return(0); |
2240 | } |
2241 | |
2242 | static void terminate(void) |
2243 | { |
2244 | while(users != NULL) |
2245 | freeuser(users); |
2246 | } |
2247 | |
2248 | static struct configvar myvars[] = |
2249 | { |
2250 | {CONF_VAR_BOOL, "onlylocal", {.num = 1}}, |
2251 | {CONF_VAR_INT, "port", {.num = 1500}}, |
2252 | {CONF_VAR_INT, "uitos", {.num = SOCK_TOS_MINDELAY}}, |
2253 | {CONF_VAR_STRING, "filtercmd", {.str = L"dc-filtercmd"}}, |
2254 | {CONF_VAR_END} |
2255 | }; |
2256 | |
2257 | static struct configcmd mycmds[] = |
2258 | { |
2259 | {"user", conf_user}, |
2260 | {NULL} |
2261 | }; |
2262 | |
2263 | static struct module me = |
2264 | { |
2265 | .name = "ui", |
2266 | .conf = |
2267 | { |
2268 | .vars = myvars, |
2269 | .cmds = mycmds |
2270 | }, |
2271 | .preinit = preinit, |
2272 | .init = init, |
2273 | .run = run, |
2274 | .terminate = terminate |
2275 | }; |
2276 | |
2277 | MODULE(me) |