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; |
131 | } b; |
132 | int w; |
133 | } notify; |
134 | wchar_t *username; |
135 | struct uiuser *userinfo; |
136 | uid_t uid; |
137 | struct notif *fnotif, *lnotif; |
138 | char *fcmdbuf; |
139 | size_t fcmdbufdata, fcmdbufsize; |
140 | pid_t fcmdpid; |
141 | struct socket *fcmdsk; |
142 | /* Read buffer */ |
143 | char *inbuf; |
144 | size_t inbufsize, indata; |
145 | /* Wordset storage */ |
146 | wchar_t **argv; |
147 | int argc, args; |
148 | /* WCS conversation stuff */ |
149 | wchar_t *cb; /* Conversation buffer */ |
150 | size_t cbsize, cbdata; |
151 | iconv_t ichandle; |
152 | /* Parser data */ |
153 | int ps; /* Parser state */ |
154 | wchar_t *pp; /* Current parse pointer */ |
155 | wchar_t *cw; /* Current word (building storage) */ |
156 | size_t cwsize, cwdata; |
157 | }; |
158 | |
159 | static int srcheta(struct search *srch, void *uudata); |
160 | static int srchcommit(struct search *srch, void *uudata); |
161 | static int srchres(struct search *srch, struct srchres *sr, void *uudata); |
162 | |
163 | struct uiuser *users = NULL; |
164 | struct uidata *actives = NULL; |
165 | struct socket *uisocket = NULL; |
166 | |
167 | static wchar_t *quoteword(wchar_t *word) |
168 | { |
169 | wchar_t *wp, *buf, *bp; |
170 | int dq, numbs, numc; |
171 | |
172 | dq = 0; |
173 | numbs = 0; |
174 | numc = 0; |
175 | if(*word == L'\0') |
176 | { |
177 | dq = 1; |
178 | } else { |
179 | for(wp = word; *wp != L'\0'; wp++) |
180 | { |
181 | if(!dq && iswspace(*wp)) |
182 | dq = 1; |
183 | if((*wp == L'\\') || (*wp == L'\"')) |
184 | numbs++; |
185 | numc++; |
186 | } |
187 | } |
188 | if(!dq && !numbs) |
189 | return(NULL); |
190 | bp = buf = smalloc(sizeof(wchar_t) * (numc + numbs + (dq?2:0) + 1)); |
191 | if(dq) |
192 | *(bp++) = L'\"'; |
193 | for(wp = word; *wp != L'\0'; wp++) |
194 | { |
195 | if((*wp == L'\\') || (*wp == L'\"')) |
196 | *(bp++) = L'\\'; |
197 | *(bp++) = *wp; |
198 | } |
199 | if(dq) |
200 | *(bp++) = L'\"'; |
201 | *(bp++) = L'\0'; |
202 | return(buf); |
203 | } |
204 | |
205 | static void sq(struct socket *sk, int cont, ...) |
206 | { |
207 | int num, freepart; |
208 | va_list al; |
209 | char *final; |
210 | wchar_t *buf; |
211 | wchar_t *part, *tpart; |
212 | size_t bufsize, bufdata; |
213 | |
214 | buf = NULL; |
215 | bufsize = bufdata = 0; |
216 | num = 0; |
217 | va_start(al, cont); |
218 | while((part = va_arg(al, wchar_t *)) != NULL) |
219 | { |
220 | if(*part == L'%') |
221 | { |
222 | /* |
223 | * This kludge demands that all arguments that you call it |
224 | * with are the size of an int. That happens to be the |
225 | * case for most datatypes on most platforms and |
226 | * compilers, but I don't know exactly which ones, and |
227 | * also a long long is a notable candidate of an arg that |
228 | * is not the size of an int on 32-bit archs. If it breaks |
229 | * some existing call on your architecture, please tell |
230 | * me. |
231 | */ |
232 | part = vswprintf2(tpart = (part + 1), al); |
233 | for(; *tpart != L'\0'; tpart++) |
234 | { |
235 | if(*tpart == L'%') |
236 | { |
237 | if(tpart[1] == L'%') |
238 | tpart++; |
239 | else |
240 | va_arg(al, int); |
241 | } |
242 | } |
243 | freepart = 1; |
244 | } else { |
245 | freepart = 0; |
246 | } |
247 | if((tpart = quoteword(part)) != NULL) |
248 | { |
249 | if(freepart) |
250 | free(part); |
251 | part = tpart; |
252 | freepart = 1; |
253 | } |
254 | if((num > 1) || ((num == 1) && !(cont & 1))) |
255 | addtobuf(buf, L' '); |
256 | bufcat(buf, part, wcslen(part)); |
257 | if((num == 0) && (cont & 1)) |
258 | addtobuf(buf, L'-'); |
259 | num++; |
260 | if(freepart) |
261 | free(part); |
262 | } |
263 | if(cont & 2) |
264 | bufcat(buf, L" \0", 2); |
265 | else |
266 | bufcat(buf, L"\r\n\0", 3); |
267 | if((final = icwcstombs(buf, "utf-8")) == NULL) |
268 | { |
269 | flog(LOG_CRIT, "could not convert \"%ls\" into utf-8: %s", buf, strerror(errno)); |
270 | free(buf); |
271 | return; |
272 | } |
273 | va_end(al); |
274 | free(buf); |
275 | sockqueue(sk, final, strlen(final)); |
276 | free(final); |
277 | } |
278 | |
279 | struct uiuser *finduser(wchar_t *name) |
280 | { |
281 | struct uiuser *user; |
282 | |
283 | for(user = users; user != NULL; user = user->next) |
284 | { |
285 | if(!wcscmp(user->name, name)) |
286 | break; |
287 | } |
288 | return(user); |
289 | } |
290 | |
291 | static void logout(struct uidata *data) |
292 | { |
293 | data->userinfo = NULL; |
294 | if(data->username != NULL) |
295 | free(data->username); |
296 | data->username = NULL; |
297 | if(data->auth != NULL) |
298 | authputhandle(data->auth); |
299 | data->auth = NULL; |
300 | } |
301 | |
302 | static int haspriv(struct uidata *data, int perm) |
303 | { |
304 | if(data->userinfo == NULL) |
305 | return(0); |
306 | if(data->userinfo->perms & perm) |
307 | return(1); |
308 | else |
309 | return(0); |
310 | } |
311 | |
312 | /* Useful macros for the command functions: */ |
313 | #define haveargs(n) do { if(argc < n) { sq(sk, 0, L"501", L"Wrong number of arguments", NULL); return; } } while(0) |
314 | #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) |
315 | |
316 | static void cmd_connect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
317 | { |
318 | int valid; |
504ba854 |
319 | struct in6_addr mv4lo; |
d3372da9 |
320 | |
321 | if(confgetint("ui", "onlylocal")) |
322 | { |
323 | switch(sk->remote->sa_family) |
324 | { |
325 | case AF_INET: |
326 | valid = ((struct sockaddr_in *)sk->remote)->sin_addr.s_addr == INADDR_LOOPBACK; |
327 | break; |
328 | case AF_INET6: |
504ba854 |
329 | inet_pton(AF_INET6, "::ffff:127.0.0.1", &mv4lo); |
330 | valid = 0; |
331 | if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &in6addr_loopback, sizeof(in6addr_loopback))) |
332 | valid = 1; |
333 | if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &mv4lo, sizeof(in6addr_loopback))) |
334 | valid = 1; |
d3372da9 |
335 | break; |
336 | default: |
337 | valid = 0; |
338 | break; |
339 | } |
340 | if(!valid) |
341 | { |
342 | sq(sk, 0, L"502", L"Only localhost connections allowed to this host", NULL); |
343 | sk->close = 1; |
344 | data->close = 1; |
345 | return; |
346 | } |
347 | } |
348 | sq(sk, 0, L"200", L"%Dolda Connect daemon v%s", VERSION, NULL); |
349 | } |
350 | |
351 | static void cmd_notfound(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
352 | { |
353 | if((argv != NULL) && (argv[0] != NULL)) |
354 | sq(sk, 0, L"500", L"%Command not found: %ls", argv[0], NULL); |
355 | else |
356 | sq(sk, 0, L"500", L"No command", NULL); |
357 | } |
358 | |
359 | static void cmd_shutdown(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
360 | { |
361 | extern volatile int running; |
362 | |
363 | havepriv(PERM_ADMIN); |
364 | flog(LOG_NOTICE, "UI shutdown request from %ls, shutting down", data->username); |
365 | running = 0; |
366 | sq(sk, 0, L"200", L"Daemon shutting down", NULL); |
367 | } |
368 | |
369 | static void cmd_quit(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
370 | { |
371 | sq(sk, 0, L"200", L"Closing connection", NULL); |
372 | data->close = 1; |
373 | } |
374 | |
375 | static void cmd_lsauth(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
376 | { |
377 | struct authmech *mech, *prev; |
378 | |
379 | prev = NULL; |
380 | for(mech = mechs; mech != NULL; mech = mech->next) |
381 | { |
382 | if(mech->enabled) |
383 | { |
384 | if(prev != NULL) |
385 | sq(sk, 1, L"200", prev->name, NULL); |
386 | prev = mech; |
387 | } |
388 | } |
389 | if(prev == NULL) |
390 | sq(sk, 0, L"201", L"No authentication methods supported", NULL); |
391 | else |
392 | sq(sk, 0, L"200", prev->name, NULL); |
393 | } |
394 | |
395 | static void cmd_login(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
396 | { |
397 | char *buf; |
398 | int code; |
399 | struct passwd *pwd; |
400 | |
401 | haveargs(3); |
402 | if(data->username != NULL) |
403 | { |
404 | if(data->userinfo != NULL) |
405 | sq(sk, 0, L"503", L"Already logged in", NULL); |
406 | else |
407 | sq(sk, 0, L"503", L"Already logging in", NULL); |
408 | return; |
409 | } |
410 | if((buf = icwcstombs(argv[2], NULL)) == NULL) |
411 | { |
412 | sq(sk, 0, L"504", L"Could not convert username to locale charset", NULL); |
413 | return; |
414 | } |
415 | data->username = swcsdup(argv[2]); |
416 | if((pwd = getpwnam(buf)) == NULL) |
417 | data->uid = -1; |
418 | else |
419 | data->uid = pwd->pw_uid; |
420 | if((data->auth = initauth(argv[1], buf)) == NULL) |
421 | { |
422 | if(errno == ENOENT) |
423 | sq(sk, 0, L"508", L"No such authentication mechanism", NULL); |
424 | else |
425 | sq(sk, 0, L"505", L"Could not initialize authentication system", L"%%s", strerror(errno), NULL); |
426 | free(buf); |
427 | logout(data); |
428 | return; |
429 | } |
430 | free(buf); |
431 | switch(authenticate(data->auth, NULL)) |
432 | { |
433 | case AUTH_SUCCESS: |
434 | data->userinfo = finduser(data->username); |
435 | if(data->userinfo == NULL) |
436 | data->userinfo = finduser(L"default"); |
437 | if(data->uid == -1) |
438 | { |
439 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
440 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
441 | logout(data); |
442 | } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) { |
443 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
444 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
445 | logout(data); |
446 | } else { |
447 | sq(sk, 0, L"200", L"Welcome", NULL); |
6c9eee05 |
448 | flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
449 | } |
450 | break; |
451 | case AUTH_DENIED: |
452 | sq(sk, 0, L"506", L"Authentication error", L"%%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL); |
6c9eee05 |
453 | flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
454 | logout(data); |
455 | break; |
456 | case AUTH_PASS: |
457 | switch(data->auth->prompt) |
458 | { |
459 | case AUTH_PR_AUTO: |
460 | code = 300; |
461 | break; |
462 | case AUTH_PR_NOECHO: |
463 | code = 301; |
464 | break; |
465 | case AUTH_PR_ECHO: |
466 | code = 302; |
467 | break; |
468 | case AUTH_PR_INFO: |
469 | code = 303; |
470 | break; |
471 | case AUTH_PR_ERROR: |
472 | code = 304; |
473 | break; |
474 | } |
475 | sq(sk, 0, L"%%i", code, data->auth->text, NULL); |
476 | break; |
477 | case AUTH_ERR: |
478 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
479 | logout(data); |
480 | break; |
481 | default: |
482 | flog(LOG_WARNING, "BUG? Non-caught return from authenticate in cmd_login"); |
483 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
484 | logout(data); |
485 | break; |
486 | } |
487 | } |
488 | |
489 | static void cmd_pass(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
490 | { |
491 | char *buf; |
492 | int code; |
493 | |
494 | haveargs(2); |
495 | if((buf = icwcstombs(argv[1], NULL)) == NULL) |
496 | { |
497 | sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL); |
498 | return; |
499 | } |
500 | if((data->auth == NULL) || (data->userinfo != NULL)) |
501 | { |
502 | sq(sk, 0, L"507", L"Data not expected", NULL); |
503 | return; |
504 | } |
505 | switch(authenticate(data->auth, buf)) |
506 | { |
507 | case AUTH_SUCCESS: |
508 | data->userinfo = finduser(data->username); |
509 | if(data->userinfo == NULL) |
510 | data->userinfo = finduser(L"default"); |
511 | if(data->uid == -1) |
512 | { |
513 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
514 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
515 | logout(data); |
516 | } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) { |
517 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
518 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
519 | logout(data); |
520 | } else { |
521 | sq(sk, 0, L"200", L"Welcome", NULL); |
6c9eee05 |
522 | flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
523 | } |
524 | break; |
525 | case AUTH_DENIED: |
526 | sq(sk, 0, L"506", L"Authentication error", L"%%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL); |
6c9eee05 |
527 | flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
528 | logout(data); |
529 | break; |
530 | case AUTH_PASS: |
531 | switch(data->auth->prompt) |
532 | { |
533 | case AUTH_PR_AUTO: |
534 | code = 300; |
535 | break; |
536 | case AUTH_PR_NOECHO: |
537 | code = 301; |
538 | break; |
539 | case AUTH_PR_ECHO: |
540 | code = 302; |
541 | break; |
542 | case AUTH_PR_INFO: |
543 | code = 303; |
544 | break; |
545 | case AUTH_PR_ERROR: |
546 | code = 304; |
547 | break; |
548 | } |
549 | sq(sk, 0, L"%%i", code, data->auth->text, NULL); |
550 | break; |
551 | case AUTH_ERR: |
552 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
553 | logout(data); |
554 | break; |
555 | default: |
556 | flog(LOG_WARNING, "BUG? Non-caught return from authenticate in cmd_pass"); |
557 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
558 | logout(data); |
559 | break; |
560 | } |
561 | free(buf); |
562 | } |
563 | |
564 | static void cmd_fnetconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
565 | { |
566 | int i; |
567 | char *buf; |
568 | int err; |
569 | struct fnetnode *fn; |
efc05613 |
570 | struct wcspair *args; |
d3372da9 |
571 | |
572 | haveargs(3); |
573 | havepriv(PERM_FNETCTL); |
574 | if((buf = icwcstombs(argv[2], NULL)) == NULL) |
575 | { |
576 | sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL); |
577 | return; |
578 | } |
efc05613 |
579 | args = NULL; |
580 | for(i = 3; i < argc - 1; i += 2) |
581 | newwcspair(argv[i], argv[i + 1], &args); |
582 | fn = fnetinitconnect(argv[1], buf, args); |
d3372da9 |
583 | err = errno; |
584 | free(buf); |
585 | if(fn == NULL) |
586 | { |
587 | if(errno == EPROTONOSUPPORT) |
588 | sq(sk, 0, L"511", L"No such network name", NULL); |
589 | else |
590 | sq(sk, 0, L"509", L"Could not parse the address", L"%%s", strerror(err), NULL); |
591 | return; |
592 | } |
d3372da9 |
593 | linkfnetnode(fn); |
594 | fnetsetname(fn, argv[2]); |
595 | putfnetnode(fn); |
596 | sq(sk, 0, L"200", L"Connection under way", NULL); |
597 | } |
598 | |
599 | static void cmd_lsnodes(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
600 | { |
601 | struct fnetnode *fn; |
602 | |
603 | if(fnetnodes == NULL) |
604 | { |
605 | sq(sk, 0, L"201", L"No connected nodes", NULL); |
606 | return; |
607 | } |
608 | for(fn = fnetnodes; fn != NULL; fn = fn->next) |
609 | { |
d1e8b9fd |
610 | 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 |
611 | } |
612 | } |
613 | |
614 | static void cmd_disconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
615 | { |
616 | struct fnetnode *fn; |
617 | int i; |
618 | |
619 | haveargs(2); |
620 | havepriv(PERM_FNETCTL); |
621 | /* Note - Programmatical user interfaces must only give one |
622 | * argument per command, the multiple argument form is only for |
623 | * convenience when manually controlling the daemon via |
624 | * eg. telnet. The reason is that the return codes aren't clear |
625 | * enough for the multiple argument form. */ |
626 | for(i = 1; i < argc; i++) |
627 | { |
628 | if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL) |
629 | { |
630 | sq(sk, 0, L"510", L"No such node", NULL); |
631 | return; |
632 | } |
633 | killfnetnode(fn); |
634 | unlinkfnetnode(fn); |
635 | } |
636 | sq(sk, 0, L"200", L"Node flagged for disconnection", NULL); |
637 | } |
638 | |
639 | static void cmd_lspa(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
640 | { |
641 | struct fnetnode *fn; |
642 | struct fnetpeerdatum *datum; |
643 | |
644 | haveargs(2); |
645 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
646 | { |
647 | sq(sk, 0, L"510", L"No such node", NULL); |
648 | return; |
649 | } |
650 | if(fn->peerdata == NULL) |
651 | { |
652 | sq(sk, 0, L"201", L"No data available", NULL); |
653 | } else { |
654 | for(datum = fn->peerdata; datum != NULL; datum = datum->next) |
655 | sq(sk, (datum->next != NULL)?1:0, L"200", datum->id, L"%%i", datum->datatype, NULL); |
656 | } |
657 | } |
658 | |
659 | static void cmd_lspeers(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
660 | { |
661 | int i; |
662 | struct fnetnode *fn; |
663 | struct fnetpeer *peer; |
664 | wchar_t buf[40]; |
665 | |
666 | haveargs(2); |
667 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
668 | { |
669 | sq(sk, 0, L"510", L"No such node", NULL); |
670 | return; |
671 | } |
672 | if(fn->peers == NULL) |
673 | { |
674 | sq(sk, 0, L"201", L"No peers avaiable", NULL); |
675 | } else { |
676 | for(peer = fn->peers; peer != NULL; peer = peer->next) |
677 | { |
678 | sq(sk, 2 | ((peer->next != NULL)?1:0), L"200", peer->id, peer->nick, NULL); |
679 | for(i = 0; i < peer->dinum; i++) |
680 | { |
681 | if(peer->peerdi[i].datum->datatype == FNPD_INT) |
682 | sq(sk, 2, peer->peerdi[i].datum->id, L"%%i", peer->peerdi[i].data.num, NULL); |
683 | /* Note: A long long is not the size of an int, so |
684 | * sq() can't handle the conversion itself. */ |
685 | if(peer->peerdi[i].datum->datatype == FNPD_LL) |
686 | { |
687 | swprintf(buf, 40, L"%lli", peer->peerdi[i].data.lnum); |
688 | sq(sk, 2, peer->peerdi[i].datum->id, buf, NULL); |
689 | } |
690 | if((peer->peerdi[i].datum->datatype == FNPD_STR) && (peer->peerdi[i].data.str != NULL)) |
691 | sq(sk, 2, peer->peerdi[i].datum->id, peer->peerdi[i].data.str, NULL); |
692 | } |
693 | sq(sk, 0, NULL); |
694 | } |
695 | } |
696 | } |
697 | |
698 | static void cmd_download(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
699 | { |
700 | int i; |
701 | struct fnet *net; |
702 | struct fnetnode *fn; |
703 | struct transfer *transfer; |
704 | struct fnetpeer *peer; |
705 | |
706 | haveargs(4); |
707 | if((argc > 5) && ((argc % 2) == 0)) |
708 | { |
709 | sq(sk, 0, L"501", L"Must have an even number of arguments", NULL); |
710 | return; |
711 | } |
712 | havepriv(PERM_TRANS); |
713 | if((*(argv[1]) >= L'0') && (*(argv[1]) <= L'9')) |
714 | { |
715 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
716 | { |
717 | sq(sk, 0, L"510", L"No such node", NULL); |
718 | return; |
719 | } |
720 | net = fn->fnet; |
721 | } else { |
722 | fn = NULL; |
723 | if((net = findfnet(argv[1])) == NULL) |
724 | { |
725 | sq(sk, 0, L"511", L"No such network name", NULL); |
726 | return; |
727 | } |
728 | } |
729 | transfer = newtransfer(); |
730 | authgethandle(transfer->auth = data->auth); |
731 | transfer->fnet = net; |
732 | transfer->peerid = swcsdup(argv[2]); |
733 | transfer->path = swcsdup(argv[3]); |
734 | transfer->dir = TRNSD_DOWN; |
735 | transfer->owner = data->uid; |
736 | if(fn != NULL) |
737 | { |
738 | transfer->fn = fn; |
739 | getfnetnode(fn); |
740 | linktransfer(transfer); |
741 | if(((peer = fnetfindpeer(fn, transfer->peerid)) != NULL) && (peer->nick != NULL)) |
742 | transfersetnick(transfer, peer->nick); |
743 | } else { |
744 | linktransfer(transfer); |
745 | } |
746 | if(argc > 4) |
747 | transfersetsize(transfer, wcstol(argv[4], NULL, 0)); |
748 | if(argc > 5) |
749 | { |
750 | for(i = 5; i < argc; i += 2) |
5123bec0 |
751 | { |
752 | if(!wcscmp(argv[i], L"hash")) |
753 | { |
a04fc9ff |
754 | transfersethash(transfer, parsehash(argv[i + 1])); |
5123bec0 |
755 | } else { |
9ec790e8 |
756 | newwcspair(argv[i], argv[i + 1], &transfer->args); |
5123bec0 |
757 | } |
758 | } |
d3372da9 |
759 | } |
760 | sq(sk, 0, L"200", L"%%i", transfer->id, L"Download queued", NULL); |
761 | transfersetactivity(transfer, L"create"); |
762 | } |
763 | |
764 | static void cmd_lstrans(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
765 | { |
766 | struct transfer *transfer, *pt; |
767 | |
768 | havepriv(PERM_TRANS); |
769 | pt = NULL; |
770 | for(transfer = transfers; transfer != NULL; transfer = transfer->next) |
771 | { |
772 | if((transfer->dir != TRNSD_DOWN) || (transfer->owner == data->uid)) |
773 | { |
774 | if(pt != NULL) |
775 | sq(sk, 1, L"200", L"%%i", pt->id, L"%%i", pt->dir, |
776 | L"%%i", pt->state, pt->peerid, |
777 | (pt->peernick == NULL)?L"":(pt->peernick), |
778 | (pt->path == NULL)?L"":(pt->path), |
779 | L"%%i", pt->size, L"%%i", pt->curpos, |
5123bec0 |
780 | (pt->hash == NULL)?L"":unparsehash(pt->hash), |
d3372da9 |
781 | NULL); |
782 | pt = transfer; |
783 | } |
784 | } |
785 | if(pt == NULL) |
786 | sq(sk, 0, L"201", L"No transfers", NULL); |
787 | else |
788 | sq(sk, 0, L"200", L"%%i", pt->id, L"%%i", pt->dir, |
789 | L"%%i", pt->state, pt->peerid, |
790 | (pt->peernick == NULL)?L"":(pt->peernick), |
791 | (pt->path == NULL)?L"":(pt->path), |
792 | L"%%i", pt->size, L"%%i", pt->curpos, |
5123bec0 |
793 | (pt->hash == NULL)?L"":unparsehash(pt->hash), |
d3372da9 |
794 | NULL); |
795 | } |
796 | |
797 | static void cmd_cancel(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
798 | { |
799 | struct transfer *transfer; |
800 | |
801 | haveargs(2); |
802 | havepriv(PERM_TRANS); |
803 | if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL) |
804 | { |
805 | sq(sk, 0, L"512", L"No such transfer", NULL); |
806 | return; |
807 | } |
808 | if((transfer->dir == TRNSD_UP) && !(data->userinfo->perms & PERM_TRANSCU)) |
809 | { |
810 | sq(sk, 0, L"502", L"You are not allowed to cancel uploads", NULL); |
811 | return; |
812 | } |
813 | if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid)) |
814 | { |
815 | sq(sk, 0, L"502", L"You do not own that transfer", NULL); |
816 | return; |
817 | } |
818 | transfer->close = 1; |
819 | sq(sk, 0, L"200", L"Transfer cancelled", NULL); |
820 | } |
821 | |
822 | static void cmd_notify(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
823 | { |
824 | int i, val; |
825 | |
826 | if((argc % 2) != 1) |
827 | { |
828 | sq(sk, 0, L"501", L"Must have an even number of arguments", NULL); |
829 | return; |
830 | } |
831 | for(i = 1; i < argc; i += 2) |
832 | { |
833 | if(!wcscasecmp(argv[i + 1], L"on")) |
834 | val = 1; |
835 | else |
836 | val = 0; |
837 | if(!wcscasecmp(argv[i], L"all")) |
838 | { |
839 | if(val) |
840 | data->notify.w = ~0; |
841 | else |
842 | data->notify.w = 0; |
843 | } else if(!wcscasecmp(argv[i], L"fn:chat")) { |
844 | data->notify.b.fnchat = val; |
845 | } else if(!wcscasecmp(argv[i], L"fn:act")) { |
846 | data->notify.b.fnact = val; |
ba86d49a |
847 | } else if(!wcscasecmp(argv[i], L"fn:peer")) { |
848 | data->notify.b.fnpeer = val; |
d3372da9 |
849 | } else if(!wcscasecmp(argv[i], L"trans:act")) { |
850 | data->notify.b.tract = val; |
851 | } else if(!wcscasecmp(argv[i], L"trans:prog")) { |
852 | data->notify.b.trprog = val; |
853 | } else if(!wcscasecmp(argv[i], L"srch:act")) { |
854 | data->notify.b.srch = val; |
855 | } |
856 | } |
857 | sq(sk, 0, L"200", L"Notification alteration succeeded", NULL); |
858 | } |
859 | |
860 | static void cmd_sendchat(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
861 | { |
862 | struct fnetnode *fn; |
863 | int public; |
864 | |
865 | haveargs(5); |
866 | havepriv(PERM_CHAT); |
867 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
868 | { |
869 | sq(sk, 0, L"510", L"No such node", NULL); |
870 | return; |
871 | } |
872 | public = wcstol(argv[2], NULL, 0); |
873 | if((public != 0) && (public != 1)) |
874 | { |
875 | sq(sk, 0, L"509", L"Second argument must be 0 or 1", NULL); |
876 | return; |
877 | } |
878 | if(fn->state != FNN_EST) |
879 | { |
880 | sq(sk, 0, L"513", L"Hub is in state FNN_EST", NULL); |
881 | return; |
882 | } |
883 | if(fnetsendchat(fn, public, argv[3], argv[4])) |
884 | { |
885 | if(errno == ENOTSUP) |
886 | sq(sk, 0, L"513", L"This network does not support chatting", NULL); |
887 | else if(errno == EPERM) |
888 | sq(sk, 0, L"502", L"This node does not allow you to chat", NULL); |
889 | else if(errno == EILSEQ) |
890 | sq(sk, 0, L"504", L"This network could not support all the characters in that message", NULL); |
891 | else |
892 | sq(sk, 0, L"505", L"Could not chat", NULL); |
893 | return; |
894 | } |
895 | sq(sk, 0, L"200", L"Chat string sent", NULL); |
896 | } |
897 | |
898 | static void cmd_search(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
899 | { |
900 | struct search *srch; |
901 | struct fnetnode *fn; |
902 | struct sexpr *sexpr; |
903 | int i; |
904 | |
905 | haveargs(3); |
906 | havepriv(PERM_SRCH); |
907 | srch = newsearch(data->username, NULL); |
908 | for(i = 1; i < argc; i++) |
909 | { |
910 | if(!wcscmp(argv[i], L"all")) |
911 | { |
912 | for(fn = fnetnodes; fn != NULL; fn = fn->next) |
913 | { |
914 | if(fn->state == FNN_EST) |
915 | searchaddfn(srch, fn); |
916 | } |
917 | i++; |
918 | break; |
919 | } else if(!wcscmp(argv[i], L"prio")) { |
920 | if(++i == argc) |
921 | { |
922 | sq(sk, 0, L"501", L"No argument to prio", NULL); |
923 | freesearch(srch); |
924 | return; |
925 | } |
926 | srch->prio = wcstol(argv[i], NULL, 0); |
927 | } else if(iswdigit(*argv[i])) { |
928 | if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL) |
929 | { |
930 | sq(sk, 0, L"510", L"No such node", NULL); |
931 | freesearch(srch); |
932 | return; |
933 | } |
934 | searchaddfn(srch, fn); |
935 | } else { |
936 | break; |
937 | } |
938 | } |
939 | if(srch->fnl == NULL) |
940 | { |
941 | sq(sk, 0, L"501", L"No fnetnodes to search found on line", NULL); |
942 | freesearch(srch); |
943 | return; |
944 | } |
945 | if(i == argc) |
946 | { |
947 | sq(sk, 0, L"501", L"No search expression found on line", NULL); |
948 | freesearch(srch); |
949 | return; |
950 | } |
951 | if((sexpr = parsesexpr(argc - i, argv + i)) == NULL) |
952 | { |
953 | sq(sk, 0, L"509", L"Could not parse search expression", NULL); |
954 | freesearch(srch); |
955 | return; |
956 | } |
957 | optsexpr(sexpr); |
958 | getsexpr(srch->sexpr = sexpr); |
959 | queuesearch(srch); |
960 | CBREG(srch, search_eta, srcheta, NULL, NULL); |
961 | CBREG(srch, search_commit, srchcommit, NULL, NULL); |
962 | CBREG(srch, search_result, srchres, NULL, NULL); |
963 | sq(sk, 0, L"200", L"%%i", srch->id, L"%%i", srch->eta - time(NULL), NULL); |
964 | putsexpr(sexpr); |
965 | } |
966 | |
967 | static void cmd_lssrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
968 | { |
969 | struct search *srch, *pt; |
970 | time_t now; |
971 | |
972 | havepriv(PERM_SRCH); |
973 | pt = NULL; |
974 | now = time(NULL); |
975 | for(srch = searches; srch != NULL; srch = srch->next) |
976 | { |
977 | if(!wcscmp(srch->owner, data->username)) |
978 | { |
979 | if(pt != NULL) |
980 | sq(sk, 1, L"200", L"%%i", pt->id, L"%%i", pt->state, L"%%i", pt->eta - now, L"%%i", pt->numres, NULL); |
981 | pt = srch; |
982 | } |
983 | } |
984 | if(pt == NULL) |
985 | sq(sk, 0, L"201", L"No searches", NULL); |
986 | else |
987 | sq(sk, 0, L"200", L"%%i", pt->id, L"%%i", pt->state, L"%%i", pt->eta - now, L"%%i", pt->numres, NULL); |
988 | } |
989 | |
990 | static void cmd_lssr(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
991 | { |
992 | struct search *srch; |
993 | struct srchres *sr; |
994 | wchar_t buf[64]; |
995 | |
996 | haveargs(2); |
997 | havepriv(PERM_SRCH); |
998 | if((srch = findsearch(wcstol(argv[1], NULL, 0))) == NULL) |
999 | { |
1000 | sq(sk, 0, L"514", L"No such search", NULL); |
1001 | return; |
1002 | } |
1003 | if(srch->results == NULL) |
1004 | { |
1005 | sq(sk, 0, L"201", L"No results", NULL); |
1006 | } else { |
1007 | for(sr = srch->results; sr != NULL; sr = sr->next) |
1008 | { |
1009 | swprintf(buf, 64, L"%f", sr->time); |
65643d01 |
1010 | 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 |
1011 | } |
1012 | } |
1013 | } |
1014 | |
1015 | static void cmd_cansrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1016 | { |
1017 | struct search *srch; |
1018 | int i; |
1019 | |
1020 | haveargs(2); |
1021 | havepriv(PERM_SRCH); |
1022 | /* Note - Programmatical user interfaces must only give one |
1023 | * argument per command, the multiple argument form is only for |
1024 | * convenience when manually controlling the daemon via |
1025 | * eg. telnet. The reason is that the return codes aren't clear |
1026 | * enough for the multiple argument form. */ |
1027 | for(i = 1; i < argc; i++) |
1028 | { |
1029 | if((srch = findsearch(wcstol(argv[i], NULL, 0))) == NULL) |
1030 | { |
1031 | sq(sk, 0, L"514", L"No such search", NULL); |
1032 | return; |
1033 | } |
1034 | freesearch(srch); |
1035 | } |
1036 | sq(sk, 0, L"200", L"Search cancelled", NULL); |
1037 | } |
1038 | |
1039 | static void fcmdread(struct socket *sk, struct uidata *data) |
1040 | { |
1041 | char *buf; |
1042 | size_t bufsize; |
1043 | |
1044 | if((buf = sockgetinbuf(sk, &bufsize)) == NULL) |
1045 | return; |
1046 | bufcat(data->fcmdbuf, buf, bufsize); |
1047 | free(buf); |
1048 | } |
1049 | |
1050 | static void fcmderr(struct socket *sk, int err, struct uidata *data) |
1051 | { |
1052 | wchar_t *wbuf, *p, *p2; |
1053 | |
1054 | if(err) |
1055 | { |
1056 | flog(LOG_WARNING, "error occurred on filtercmd pipe socket: %s", strerror(err)); |
1057 | kill(-data->fcmdpid, SIGHUP); |
1058 | putsock(data->fcmdsk); |
1059 | data->fcmdsk = NULL; |
1060 | if(data->fcmdbuf != NULL) |
1061 | { |
1062 | free(data->fcmdbuf); |
1063 | data->fcmdbuf = NULL; |
1064 | } |
1065 | data->fcmdbufsize = data->fcmdbufdata = 0; |
1066 | sq(data->sk, 0, L"505", L"An error occurred on the pipe to the filtercmd", L"%%s", strerror(err), NULL); |
1067 | return; |
1068 | } |
1069 | putsock(data->fcmdsk); |
1070 | data->fcmdsk = NULL; |
1071 | data->fcmdpid = 0; |
1072 | if(data->fcmdbuf == NULL) |
1073 | { |
1074 | wbuf = swcsdup(L""); |
1075 | } else { |
1076 | addtobuf(data->fcmdbuf, 0); |
1077 | wbuf = icmbstowcs(data->fcmdbuf, NULL); |
1078 | free(data->fcmdbuf); |
1079 | } |
1080 | data->fcmdbuf = NULL; |
1081 | data->fcmdbufsize = data->fcmdbufdata = 0; |
1082 | if(wbuf == NULL) |
1083 | { |
1084 | sq(data->sk, 0, L"504", L"Filtercmd sent data which could not be converted from the local charset", NULL); |
1085 | return; |
1086 | } |
1087 | p = wbuf; |
1088 | for(p2 = wcschr(p, L'\n'); p2 != NULL; p2 = wcschr(p, L'\n')) |
1089 | { |
1090 | *(p2++) = L'\0'; |
1091 | sq(data->sk, (*p2 == L'\0')?0:1, L"200", L"%%ls", p, NULL); |
1092 | p = p2; |
1093 | } |
1094 | if(*p == L'\0') |
1095 | { |
1096 | if(p == wbuf) |
1097 | sq(data->sk, 0, L"201", L"No data returned", NULL); |
1098 | } else { |
1099 | sq(data->sk, 0, L"200", L"%%ls", p, NULL); |
1100 | } |
1101 | free(wbuf); |
1102 | } |
1103 | |
1104 | static void cmd_filtercmd(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1105 | { |
1106 | int i; |
1107 | pid_t pid; |
1108 | int pipe; |
1109 | char **cargv, **pp; |
1110 | char *filtercmd, *argbuf; |
1111 | size_t cargvsize, cargvdata; |
1112 | struct passwd *pwent; |
1113 | |
1114 | haveargs(2); |
1115 | havepriv(PERM_TRANS); |
1116 | if((pwent = getpwuid(data->uid)) == NULL) |
1117 | { |
1118 | flog(LOG_WARNING, "no passwd entry for UI user %i", data->uid); |
1119 | sq(sk, 0, L"505", L"System error - Could not fork session", "Internal error", NULL); |
1120 | return; |
1121 | } |
1122 | if((filtercmd = findfile(icswcstombs(confgetstr("ui", "filtercmd"), NULL, NULL), "dcdl-filtercmd", pwent->pw_dir)) == NULL) |
1123 | { |
1124 | flog(LOG_WARNING, "could not find filtercmd executable for user %s", pwent->pw_name); |
1125 | sq(sk, 0, L"505", L"System error - Could not fork session", L"Could not find filtercmd executable", NULL); |
1126 | return; |
1127 | } |
1128 | cargv = NULL; |
1129 | cargvsize = cargvdata = 0; |
1130 | addtobuf(cargv, filtercmd); |
1131 | for(i = 1; i < argc; i++) |
1132 | { |
1133 | if((argbuf = icwcstombs(argv[i], NULL)) == NULL) |
1134 | { |
1135 | for(i = 0; i < cargvdata; i++) |
1136 | free(cargv[i]); |
1137 | free(cargv); |
1138 | sq(sk, 0, L"504", L"%Could not convert argument %i into local character set", i, L"%%s", strerror(errno), NULL); |
1139 | return; |
1140 | } |
1141 | addtobuf(cargv, argbuf); |
1142 | } |
1143 | addtobuf(cargv, NULL); |
1144 | 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) |
1145 | { |
1146 | flog(LOG_WARNING, "could not fork session in filtercmd: %s", strerror(errno)); |
1147 | sq(sk, 0, L"505", L"System error - Could not fork session", L"%%s", strerror(errno), NULL); |
1148 | return; |
1149 | } |
1150 | if(pid == 0) |
1151 | { |
1152 | execv(filtercmd, cargv); |
1153 | flog(LOG_WARNING, "could not exec filtercmd %s: %s", filtercmd, strerror(errno)); |
1154 | exit(127); |
1155 | } |
1156 | for(pp = cargv; *pp; pp++) |
1157 | free(*pp); |
1158 | free(cargv); |
1159 | data->fcmdsk = wrapsock(pipe); |
1160 | data->fcmdpid = pid; |
1161 | if(data->fcmdbuf != NULL) |
1162 | { |
1163 | free(data->fcmdbuf); |
1164 | data->fcmdbuf = NULL; |
1165 | } |
1166 | data->fcmdbufsize = data->fcmdbufdata = 0; |
1167 | data->fcmdsk->data = data; |
1168 | data->fcmdsk->readcb = (void (*)(struct socket *, void *))fcmdread; |
1169 | data->fcmdsk->errcb = (void (*)(struct socket *, int, void *))fcmderr; |
1170 | } |
1171 | |
1172 | static void cmd_lstrarg(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1173 | { |
1174 | struct transfer *transfer; |
9ec790e8 |
1175 | struct wcspair *ta; |
d3372da9 |
1176 | |
1177 | haveargs(2); |
1178 | havepriv(PERM_TRANS); |
1179 | if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL) |
1180 | { |
1181 | sq(sk, 0, L"512", L"No such transfer", NULL); |
1182 | return; |
1183 | } |
1184 | if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid)) |
1185 | { |
1186 | sq(sk, 0, L"502", L"You do not own that transfer", NULL); |
1187 | return; |
1188 | } |
1189 | if(transfer->args == NULL) |
1190 | { |
1191 | sq(sk, 0, L"201", L"Transfer has no arguments", NULL); |
1192 | } else { |
1193 | for(ta = transfer->args; ta != NULL; ta = ta->next) |
9ec790e8 |
1194 | sq(sk, ta->next != NULL, L"200", L"%%ls", ta->key, L"%%ls", ta->val, NULL); |
d3372da9 |
1195 | } |
1196 | } |
1197 | |
1198 | static void cmd_hashstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1199 | { |
1200 | struct sharecache *node; |
1201 | int total, hashed; |
1202 | |
1203 | total = hashed = 0; |
1204 | for(node = shareroot->child; node != NULL; node = nextscnode(node)) |
1205 | { |
1206 | if(node->f.b.type == FILE_REG) |
1207 | { |
1208 | total++; |
1209 | if(node->f.b.hastth) |
1210 | hashed++; |
1211 | } |
1212 | } |
1213 | sq(sk, 0, L"200", L"%%i", total, L"tth", L"%%i", hashed, NULL); |
1214 | } |
1215 | |
796283c6 |
1216 | static void cmd_transstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1217 | { |
1218 | wchar_t *buf1, *buf2; |
1219 | |
1220 | havepriv(PERM_TRANS); |
1221 | buf1 = swprintf2(L"%lli", bytesdownload); |
1222 | buf2 = swprintf2(L"%lli", bytesupload); |
1223 | sq(sk, 0, L"200", L"%%ls", buf1, L"%%ls", buf2, NULL); |
1224 | free(buf1); |
1225 | free(buf2); |
1226 | } |
1227 | |
d3372da9 |
1228 | #undef haveargs |
1229 | #undef havepriv |
1230 | |
1231 | /* |
1232 | * Reserved command numbers for nameless commands: |
1233 | * 0: Issued when a client has connected |
1234 | * 1: Issued when a named command couldn't be found |
1235 | */ |
1236 | |
1237 | static struct command commands[] = |
1238 | { |
1239 | {NULL, cmd_connect}, |
1240 | {NULL, cmd_notfound}, |
1241 | {L"shutdown", cmd_shutdown}, |
1242 | {L"quit", cmd_quit}, |
1243 | {L"lsauth", cmd_lsauth}, |
1244 | {L"login", cmd_login}, |
1245 | {L"pass", cmd_pass}, |
1246 | {L"cnct", cmd_fnetconnect}, |
1247 | {L"lsnodes", cmd_lsnodes}, |
1248 | {L"dcnct", cmd_disconnect}, |
1249 | {L"lspa", cmd_lspa}, |
1250 | {L"lspeers", cmd_lspeers}, |
1251 | {L"download", cmd_download}, |
1252 | {L"lstrans", cmd_lstrans}, |
1253 | {L"cancel", cmd_cancel}, |
1254 | {L"notify", cmd_notify}, |
1255 | {L"sendchat", cmd_sendchat}, |
1256 | {L"search", cmd_search}, |
1257 | {L"lssrch", cmd_lssrch}, |
1258 | {L"lssr", cmd_lssr}, |
1259 | {L"cansrch", cmd_cansrch}, |
1260 | {L"filtercmd", cmd_filtercmd}, |
1261 | {L"lstrarg", cmd_lstrarg}, |
1262 | {L"hashstatus", cmd_hashstatus}, |
796283c6 |
1263 | {L"transstatus", cmd_transstatus}, |
d3372da9 |
1264 | {NULL, NULL} |
1265 | }; |
1266 | |
1267 | static void freequeuecmd(struct qcommand *qcmd) |
1268 | { |
1269 | int i; |
1270 | |
1271 | if(qcmd->argv != NULL) |
1272 | { |
1273 | for(i = 0; i < qcmd->argc; i++) |
1274 | free(qcmd->argv[i]); |
1275 | free(qcmd->argv); |
1276 | } |
1277 | free(qcmd); |
1278 | } |
1279 | |
1280 | static struct qcommand *unlinkqcmd(struct uidata *data) |
1281 | { |
1282 | struct qcommand *qcmd; |
1283 | |
1284 | qcmd = data->queue; |
1285 | if(qcmd != NULL) |
1286 | { |
1287 | data->queue = qcmd->next; |
1288 | if(qcmd == data->queuelast) |
1289 | data->queuelast = qcmd->next; |
1290 | } |
1291 | return(qcmd); |
1292 | } |
1293 | |
ba86d49a |
1294 | static void notifappendv(struct notif *notif, va_list args) |
d3372da9 |
1295 | { |
d3372da9 |
1296 | int dt, ca; |
1297 | |
d3372da9 |
1298 | while((dt = va_arg(args, int)) != NOTIF_END) |
1299 | { |
1300 | ca = notif->argc; |
1301 | notif->argv = realloc(notif->argv, sizeof(*notif->argv) * ++notif->argc); |
1302 | notif->argv[ca].dt = dt; |
1303 | switch(dt) |
1304 | { |
1305 | case NOTIF_INT: |
1306 | case NOTIF_ID: |
1307 | notif->argv[ca].d.n = va_arg(args, int); |
1308 | break; |
1309 | case NOTIF_STR: |
1310 | notif->argv[ca].d.s = wcsdup(va_arg(args, wchar_t *)); |
1311 | break; |
1312 | case NOTIF_FLOAT: |
1313 | notif->argv[ca].d.d = va_arg(args, double); |
1314 | break; |
1315 | } |
1316 | } |
ba86d49a |
1317 | } |
1318 | |
1319 | static void notifappend(struct notif *notif, ...) |
1320 | { |
1321 | va_list args; |
1322 | |
1323 | va_start(args, notif); |
1324 | notifappendv(notif, args); |
1325 | va_end(args); |
1326 | } |
1327 | |
1328 | static struct notif *newnotif(struct uidata *data, int code, ...) |
1329 | { |
1330 | struct notif *notif; |
1331 | va_list args; |
1332 | |
1333 | notif = smalloc(sizeof(*notif)); |
1334 | memset(notif, 0, sizeof(*notif)); |
1335 | notif->rlimit = 0.0; |
1336 | notif->ui = data; |
1337 | notif->code = code; |
1338 | va_start(args, code); |
1339 | notifappendv(notif, args); |
d3372da9 |
1340 | va_end(args); |
1341 | notif->next = NULL; |
1342 | notif->prev = data->lnotif; |
1343 | if(data->lnotif != NULL) |
1344 | data->lnotif->next = notif; |
1345 | else |
1346 | data->fnotif = notif; |
1347 | data->lnotif = notif; |
1348 | return(notif); |
1349 | } |
1350 | |
1351 | static void freenotif(struct notif *notif) |
1352 | { |
1353 | int i; |
1354 | |
1355 | if(notif->next != NULL) |
1356 | notif->next->prev = notif->prev; |
1357 | if(notif->prev != NULL) |
1358 | notif->prev->next = notif->next; |
1359 | if(notif == notif->ui->fnotif) |
1360 | notif->ui->fnotif = notif->next; |
1361 | if(notif == notif->ui->lnotif) |
1362 | notif->ui->lnotif = notif->prev; |
1363 | if(notif->exptimer != NULL) |
1364 | canceltimer(notif->exptimer); |
1365 | for(i = 0; i < notif->argc; i++) |
1366 | { |
1367 | if(notif->argv[i].dt == NOTIF_STR) |
1368 | free(notif->argv[i].d.s); |
1369 | } |
1370 | if(notif->argv != NULL) |
1371 | free(notif->argv); |
1372 | free(notif); |
1373 | } |
1374 | |
1375 | static void notifexpire(int cancelled, struct notif *notif) |
1376 | { |
1377 | notif->exptimer = NULL; |
1378 | if(!cancelled) |
1379 | freenotif(notif); |
1380 | } |
1381 | |
1382 | static struct notif *findnotif(struct notif *notif, int dir, int state, int code, int id) |
1383 | { |
1384 | int i, cont; |
1385 | |
1386 | for(; notif != NULL; notif = (dir?notif->next:notif->prev)) |
1387 | { |
1388 | if((notif->code == code) && ((state < 0) || (state == notif->state))) |
1389 | { |
1390 | cont = 0; |
1391 | if(id >= 0) |
1392 | { |
1393 | for(i = 0; i < notif->argc; i++) |
1394 | { |
1395 | if((notif->argv[i].dt == NOTIF_ID) && (notif->argv[i].d.n != id)) |
1396 | { |
1397 | cont = 1; |
1398 | break; |
1399 | } |
1400 | } |
1401 | } |
1402 | if(cont) |
1403 | continue; |
1404 | break; |
1405 | } |
1406 | } |
1407 | return(notif); |
1408 | } |
1409 | |
1410 | static void freeuidata(struct uidata *data) |
1411 | { |
1412 | int i; |
1413 | struct qcommand *qcmd; |
1414 | |
1415 | if(data->next != NULL) |
1416 | data->next->prev = data->prev; |
1417 | if(data->prev != NULL) |
1418 | data->prev->next = data->next; |
1419 | if(data == actives) |
1420 | actives = data->next; |
1421 | data->sk->readcb = NULL; |
1422 | data->sk->errcb = NULL; |
1423 | putsock(data->sk); |
1424 | while((qcmd = unlinkqcmd(data)) != NULL) |
1425 | freequeuecmd(qcmd); |
1426 | iconv_close(data->ichandle); |
1427 | if(data->cw != NULL) |
1428 | free(data->cw); |
1429 | if(data->cb != NULL) |
1430 | free(data->cb); |
1431 | if(data->argv != NULL) |
1432 | { |
1433 | for(i = 0; i < data->argc; i++) |
1434 | free(data->argv[i]); |
1435 | free(data->argv); |
1436 | } |
1437 | if(data->auth != NULL) |
1438 | authputhandle(data->auth); |
1439 | if(data->username != NULL) |
1440 | { |
1441 | if(data->userinfo != NULL) |
1442 | flog(LOG_INFO, "%ls logged out", data->username); |
1443 | free(data->username); |
1444 | } |
1445 | free(data->inbuf); |
1446 | while(data->fnotif != NULL) |
1447 | freenotif(data->fnotif); |
1448 | if(data->fcmdbuf != NULL) |
1449 | free(data->fcmdbuf); |
1450 | if(data->fcmdpid != 0) |
1451 | kill(-data->fcmdpid, SIGHUP); |
1452 | if(data->fcmdsk != NULL) |
1453 | putsock(data->fcmdsk); |
1454 | free(data); |
1455 | } |
1456 | |
1457 | static void queuecmd(struct uidata *data, struct command *cmd, int argc, wchar_t **argv) |
1458 | { |
1459 | struct qcommand *new; |
1460 | |
1461 | new = smalloc(sizeof(*new)); |
1462 | new->cmd = cmd; |
1463 | new->argc = argc; |
1464 | new->argv = argv; |
1465 | new->next = NULL; |
1466 | if(data->queuelast != NULL) |
1467 | data->queuelast->next = new; |
1468 | data->queuelast = new; |
1469 | if(data->queue == NULL) |
1470 | data->queue = new; |
1471 | } |
1472 | |
1473 | static struct uidata *newuidata(struct socket *sk) |
1474 | { |
1475 | struct uidata *data; |
1476 | |
1477 | data = smalloc(sizeof(*data)); |
1478 | memset(data, 0, sizeof(*data)); |
1479 | data->sk = sk; |
1480 | getsock(sk); |
1481 | data->inbuf = smalloc(1024); |
1482 | data->uid = -1; |
1483 | if((data->ichandle = iconv_open("wchar_t", "utf-8")) == (iconv_t)-1) |
1484 | { |
1485 | flog(LOG_CRIT, "iconv cannot handle UTF-8: %s", strerror(errno)); |
1486 | return(NULL); |
1487 | } |
1488 | data->next = actives; |
1489 | data->prev = NULL; |
1490 | if(actives != NULL) |
1491 | actives->prev = data; |
1492 | actives = data; |
1493 | return(data); |
1494 | } |
1495 | |
1496 | static void uiread(struct socket *sk, struct uidata *data) |
1497 | { |
1498 | int ret, done; |
1499 | char *newbuf; |
1500 | char *p1, *p2; |
1501 | wchar_t *porig; |
1502 | size_t datalen, len2; |
1503 | struct command *cur; |
1504 | |
1505 | if(data->indata > 1024) |
1506 | data->indata = 0; |
1507 | if((newbuf = sockgetinbuf(sk, &datalen)) == NULL) |
1508 | return; |
1509 | sizebuf(&data->inbuf, &data->inbufsize, data->indata + datalen, 1, 1); |
1510 | memcpy(data->inbuf + data->indata, newbuf, datalen); |
1511 | free(newbuf); |
1512 | data->indata += datalen; |
1513 | if(data->cb == NULL) |
1514 | { |
1515 | data->cb = smalloc(sizeof(wchar_t) * (data->cbsize = 64)); |
1516 | data->cbdata = 0; |
1517 | data->pp = data->cb; |
1518 | } |
1519 | done = 0; |
1520 | while(!done) |
1521 | { |
1522 | if(data->cbsize == data->cbdata) |
1523 | { |
1524 | len2 = data->pp - data->cb; |
1525 | data->cb = srealloc(data->cb, sizeof(wchar_t) * (data->cbsize *= 2)); |
1526 | data->pp = data->cb + len2; |
1527 | } |
1528 | p1 = data->inbuf; |
1529 | p2 = (char *)(porig = (data->cb + data->cbdata)); |
1530 | len2 = sizeof(wchar_t) * (data->cbsize - data->cbdata); |
1531 | ret = iconv(data->ichandle, &p1, &data->indata, &p2, &len2); |
1532 | memmove(data->inbuf, p1, data->indata); |
1533 | /* Just a sanity check */ |
1534 | if(((p2 - ((char *)data->cb)) % sizeof(wchar_t)) != 0) |
1535 | { |
1536 | flog(LOG_CRIT, "Aiya! iconv does strange things to our wchar_t's!"); |
1537 | abort(); |
1538 | } |
1539 | data->cbdata += (((wchar_t *)p2) - porig); |
1540 | if(ret < 0) |
1541 | { |
1542 | switch(errno) |
1543 | { |
1544 | case EILSEQ: |
1545 | /* XXX: Should this really just ignore it? */ |
1546 | data->indata = 0; |
1547 | done = 1; |
1548 | break; |
1549 | case EINVAL: |
1550 | done = 1; |
1551 | break; |
1552 | case E2BIG: |
1553 | /* Just a sanity check */ |
1554 | if(data->cbsize != data->cbdata) |
1555 | { |
1556 | flog(LOG_CRIT, "Aiya! iconv doesn't give us wchar_t's!"); |
1557 | abort(); |
1558 | } |
1559 | break; |
1560 | default: |
1561 | flog(LOG_WARNING, "bug: strange error from iconv in uiread: %s", strerror(errno)); |
1562 | break; |
1563 | } |
1564 | } else { |
1565 | done = 1; |
1566 | } |
1567 | } |
1568 | done = 0; |
1569 | while(!done && (data->pp - data->cb < data->cbdata)) |
1570 | { |
1571 | switch(data->ps) |
1572 | { |
1573 | case 0: |
1574 | if(iswspace(*data->pp)) |
1575 | { |
1576 | if(*data->pp == L'\r') |
1577 | { |
1578 | if(data->pp == data->cb + data->cbdata - 1) |
1579 | { |
1580 | done = 1; |
1581 | break; |
1582 | } |
1583 | if(*(++data->pp) == L'\n') |
1584 | { |
1585 | if((data->argv != NULL) && (data->argv[0] != NULL)) |
1586 | { |
1587 | for(cur = commands; cur->handler != NULL; cur++) |
1588 | { |
1589 | if(cur->name == NULL) |
1590 | continue; |
1591 | if(!wcscasecmp(cur->name, data->argv[0])) |
1592 | { |
1593 | queuecmd(data, cur, data->argc, data->argv); |
1594 | break; |
1595 | } |
1596 | } |
1597 | if(cur->handler == NULL) |
1598 | queuecmd(data, &commands[1], data->argc, data->argv); |
1599 | } else { |
1600 | queuecmd(data, &commands[1], data->argc, data->argv); |
1601 | } |
1602 | data->argv = NULL; |
1603 | data->args = 0; |
1604 | data->argc = 0; |
1605 | wmemmove(data->cb, data->pp, data->cbdata -= (data->pp - data->cb)); |
1606 | data->pp = data->cb; |
1607 | } else { |
1608 | data->pp++; |
1609 | } |
1610 | } else { |
1611 | data->pp++; |
1612 | } |
1613 | } else { |
1614 | data->ps = 1; |
1615 | data->cwdata = 0; |
1616 | } |
1617 | break; |
1618 | case 1: |
1619 | if(iswspace(*data->pp)) |
1620 | { |
1621 | addtobuf(data->cw, L'\0'); |
1622 | sizebuf(&data->argv, &data->args, data->argc + 1, sizeof(*data->argv), 1); |
1623 | data->argv[data->argc++] = data->cw; |
1624 | data->cw = NULL; |
1625 | data->cwsize = 0; |
1626 | data->cwdata = 0; |
1627 | data->ps = 0; |
1628 | } else if(*data->pp == L'\"') { |
1629 | data->ps = 2; |
1630 | data->pp++; |
1631 | } else if(*data->pp == L'\\') { |
1632 | if(data->pp == data->cb + data->cbdata - 1) |
1633 | { |
1634 | done = 1; |
1635 | break; |
1636 | } |
1637 | addtobuf(data->cw, *(++data->pp)); |
1638 | data->pp++; |
1639 | } else { |
1640 | addtobuf(data->cw, *(data->pp++)); |
1641 | } |
1642 | break; |
1643 | case 2: |
1644 | if(*data->pp == L'\"') |
1645 | { |
1646 | data->ps = 1; |
1647 | } else if(*data->pp == L'\\') { |
1648 | if(data->pp == data->cb + data->cbdata - 1) |
1649 | { |
1650 | done = 1; |
1651 | break; |
1652 | } |
1653 | addtobuf(data->cw, *(++(data->pp))); |
1654 | } else { |
1655 | addtobuf(data->cw, *data->pp); |
1656 | } |
1657 | data->pp++; |
1658 | break; |
1659 | } |
1660 | } |
1661 | } |
1662 | |
1663 | static void uierror(struct socket *sk, int err, struct uidata *data) |
1664 | { |
1665 | if(err) |
1666 | flog(LOG_WARNING, "error occurred on UI socket: %s", strerror(err)); |
1667 | freeuidata(data); |
1668 | } |
1669 | |
1670 | static void uiaccept(struct socket *sk, struct socket *newsk, void *data) |
1671 | { |
1672 | struct uidata *uidata; |
1673 | |
1674 | newsk->data = uidata = newuidata(newsk); |
1675 | socksettos(newsk, confgetint("ui", "uitos")); |
1676 | if(uidata == NULL) |
1677 | return; |
1678 | newsk->errcb = (void (*)(struct socket *, int, void *))uierror; |
1679 | newsk->readcb = (void (*)(struct socket *, void *))uiread; |
1680 | queuecmd(uidata, &commands[0], 0, NULL); |
1681 | } |
1682 | |
1683 | static int srcheta(struct search *srch, void *uudata) |
1684 | { |
1685 | struct uidata *data; |
1686 | |
1687 | for(data = actives; data != NULL; data = data->next) |
1688 | { |
1689 | if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username)) |
1690 | newnotif(data, 620, NOTIF_ID, srch->id, NOTIF_INT, srch->eta - time(NULL), NOTIF_END); |
1691 | } |
1692 | return(0); |
1693 | } |
1694 | |
1695 | static int srchcommit(struct search *srch, void *uudata) |
1696 | { |
1697 | struct uidata *data; |
1698 | |
1699 | for(data = actives; data != NULL; data = data->next) |
1700 | { |
1701 | if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username)) |
1702 | newnotif(data, 621, NOTIF_ID, srch->id, NOTIF_END); |
1703 | } |
1704 | return(0); |
1705 | } |
1706 | |
1707 | static int srchres(struct search *srch, struct srchres *sr, void *uudata) |
1708 | { |
1709 | struct uidata *data; |
1710 | |
1711 | for(data = actives; data != NULL; data = data->next) |
1712 | { |
1713 | if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username)) |
ebbc13f3 |
1714 | { |
ebbc13f3 |
1715 | 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 |
1716 | 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 |
1717 | } |
d3372da9 |
1718 | } |
1719 | return(0); |
1720 | } |
1721 | |
1722 | static int recvchat(struct fnetnode *fn, int public, wchar_t *name, wchar_t *peer, wchar_t *string, void *uudata) |
1723 | { |
1724 | struct uidata *data; |
1725 | |
1726 | for(data = actives; data != NULL; data = data->next) |
1727 | { |
1728 | if(haspriv(data, PERM_CHAT) && data->notify.b.fnchat) |
1729 | newnotif(data, 600, NOTIF_ID, fn->id, NOTIF_INT, public, NOTIF_STR, name, NOTIF_STR, peer, NOTIF_STR, string, NOTIF_END); |
1730 | } |
1731 | return(0); |
1732 | } |
1733 | |
1734 | static int fnactive(struct fnetnode *fn, wchar_t *attrib, void *uudata) |
1735 | { |
1736 | struct uidata *data; |
1737 | struct notif *notif; |
1738 | |
1739 | if(!wcscmp(attrib, L"state")) |
1740 | { |
1741 | for(data = actives; data != NULL; data = data->next) |
1742 | { |
1743 | if(data->notify.b.fnact) |
1744 | newnotif(data, 601, NOTIF_ID, fn->id, NOTIF_INT, fn->state, NOTIF_END); |
1745 | } |
1746 | } else if(!wcscmp(attrib, L"name")) { |
1747 | for(data = actives; data != NULL; data = data->next) |
1748 | { |
1749 | if(data->notify.b.fnact) |
1750 | newnotif(data, 602, NOTIF_ID, fn->id, NOTIF_STR, fn->name, NOTIF_END); |
1751 | } |
1752 | } else if(!wcscmp(attrib, L"numpeers")) { |
1753 | for(data = actives; data != NULL; data = data->next) |
1754 | { |
1755 | if(data->notify.b.fnact) |
1756 | { |
1757 | if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 605, fn->id)) != NULL) |
1758 | notif->argv[1].d.n = fn->numpeers; |
1759 | else |
ba86d49a |
1760 | newnotif(data, 605, NOTIF_ID, fn->id, NOTIF_INT, fn->numpeers, NOTIF_END)->rlimit = 0.5; |
d3372da9 |
1761 | } |
1762 | } |
1763 | } |
1764 | return(0); |
1765 | } |
1766 | |
1767 | static int fnunlink(struct fnetnode *fn, void *uudata) |
1768 | { |
1769 | struct uidata *data; |
1770 | |
1771 | for(data = actives; data != NULL; data = data->next) |
1772 | { |
1773 | if(data->notify.b.fnact) |
1774 | newnotif(data, 603, NOTIF_ID, fn->id, NOTIF_END); |
1775 | } |
1776 | return(0); |
1777 | } |
1778 | |
ba86d49a |
1779 | static int peernew(struct fnetnode *fn, struct fnetpeer *peer, void *uudata) |
1780 | { |
1781 | struct uidata *data; |
1782 | |
1783 | for(data = actives; data != NULL; data = data->next) |
1784 | { |
1785 | if(data->notify.b.fnpeer) |
1786 | newnotif(data, 630, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END); |
1787 | } |
1788 | return(0); |
1789 | } |
1790 | |
1791 | static int peerdel(struct fnetnode *fn, struct fnetpeer *peer, void *uudata) |
1792 | { |
1793 | struct uidata *data; |
1794 | |
1795 | for(data = actives; data != NULL; data = data->next) |
1796 | { |
1797 | if(data->notify.b.fnpeer) |
1798 | newnotif(data, 631, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_END); |
1799 | } |
1800 | return(0); |
1801 | } |
1802 | |
1803 | static int peerchange(struct fnetnode *fn, struct fnetpeer *peer, struct fnetpeerdi *di, void *uudata) |
1804 | { |
1805 | struct uidata *data; |
1806 | struct notif *notif; |
1807 | wchar_t buf[32]; |
1808 | |
1809 | for(data = actives; data != NULL; data = data->next) |
1810 | { |
1811 | if(data->notify.b.fnpeer) |
1812 | { |
1813 | for(notif = data->fnotif; notif != NULL; notif = notif->next) |
1814 | { |
1815 | if((notif->code == 632) && (notif->state == NOTIF_PEND) && (notif->argv[0].d.n == fn->id) && !wcscmp(notif->argv[1].d.s, peer->id)) |
1816 | break; |
1817 | } |
1818 | if(notif == NULL) |
1819 | notif = newnotif(data, 632, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END); |
1820 | notifappend(notif, NOTIF_STR, di->datum->id, NOTIF_INT, di->datum->datatype, NOTIF_END); |
1821 | switch(di->datum->datatype) |
1822 | { |
1823 | case FNPD_INT: |
1824 | notifappend(notif, NOTIF_INT, di->data.num, NOTIF_END); |
1825 | break; |
1826 | case FNPD_STR: |
1827 | notifappend(notif, NOTIF_STR, di->data.str, NOTIF_END); |
1828 | break; |
1829 | case FNPD_LL: |
1830 | swprintf(buf, sizeof(buf) / sizeof(*buf), L"%lli", di->data.lnum); |
1831 | notifappend(notif, NOTIF_STR, buf, NOTIF_END); |
1832 | break; |
1833 | } |
1834 | } |
1835 | } |
1836 | return(0); |
1837 | } |
1838 | |
d3372da9 |
1839 | static int newfnetnode(struct fnetnode *fn, void *uudata) |
1840 | { |
1841 | struct uidata *data; |
1842 | |
1843 | for(data = actives; data != NULL; data = data->next) |
1844 | { |
1845 | if(data->notify.b.fnact) |
1846 | newnotif(data, 604, NOTIF_ID, fn->id, NOTIF_STR, fn->fnet->name, NOTIF_END); |
1847 | } |
1848 | CBREG(fn, fnetnode_ac, fnactive, NULL, NULL); |
1849 | CBREG(fn, fnetnode_chat, recvchat, NULL, NULL); |
1850 | CBREG(fn, fnetnode_unlink, fnunlink, NULL, NULL); |
ba86d49a |
1851 | CBREG(fn, fnetpeer_new, peernew, NULL, NULL); |
1852 | CBREG(fn, fnetpeer_del, peerdel, NULL, NULL); |
1853 | CBREG(fn, fnetpeer_chdi, peerchange, NULL, NULL); |
d3372da9 |
1854 | return(0); |
1855 | } |
1856 | |
1857 | static int transferchattr(struct transfer *transfer, wchar_t *attrib, void *uudata) |
1858 | { |
1859 | struct uidata *data; |
1860 | |
1861 | if(!wcscmp(attrib, L"state")) |
1862 | { |
1863 | for(data = actives; data != NULL; data = data->next) |
1864 | { |
1865 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1866 | newnotif(data, 611, NOTIF_ID, transfer->id, NOTIF_INT, transfer->state, NOTIF_END); |
1867 | } |
1868 | } else if(!wcscmp(attrib, L"nick")) { |
1869 | for(data = actives; data != NULL; data = data->next) |
1870 | { |
1871 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1872 | newnotif(data, 612, NOTIF_ID, transfer->id, NOTIF_STR, transfer->peernick, NOTIF_END); |
1873 | } |
1874 | } else if(!wcscmp(attrib, L"size")) { |
1875 | for(data = actives; data != NULL; data = data->next) |
1876 | { |
1877 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1878 | newnotif(data, 613, NOTIF_ID, transfer->id, NOTIF_INT, transfer->size, NOTIF_END); |
1879 | } |
1880 | } else if(!wcscmp(attrib, L"error")) { |
1881 | for(data = actives; data != NULL; data = data->next) |
1882 | { |
1883 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1884 | newnotif(data, 614, NOTIF_ID, transfer->id, NOTIF_INT, transfer->error, NOTIF_END); |
1885 | } |
1886 | } else if(!wcscmp(attrib, L"path")) { |
1887 | for(data = actives; data != NULL; data = data->next) |
1888 | { |
1889 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1890 | newnotif(data, 616, NOTIF_ID, transfer->id, NOTIF_STR, transfer->path, NOTIF_END); |
1891 | } |
a04fc9ff |
1892 | } else if(!wcscmp(attrib, L"hash")) { |
1893 | for(data = actives; data != NULL; data = data->next) |
1894 | { |
1895 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
5e13cdca |
1896 | newnotif(data, 618, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->hash == NULL)?L"":unparsehash(transfer->hash), NOTIF_END); |
a04fc9ff |
1897 | } |
d3372da9 |
1898 | } |
1899 | return(0); |
1900 | } |
1901 | |
1902 | static int transferprog(struct transfer *transfer, void *uudata) |
1903 | { |
1904 | struct uidata *data; |
1905 | struct notif *notif; |
1906 | |
1907 | for(data = actives; data != NULL; data = data->next) |
1908 | { |
1909 | if(haspriv(data, PERM_TRANS) && data->notify.b.trprog && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1910 | { |
1911 | if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 615, transfer->id)) != NULL) |
1912 | notif->argv[1].d.n = transfer->curpos; |
1913 | else |
1914 | newnotif(data, 615, NOTIF_ID, transfer->id, NOTIF_INT, transfer->curpos, NOTIF_END)->rlimit = 0.5; |
1915 | } |
1916 | } |
1917 | return(0); |
1918 | } |
1919 | |
1920 | static int transferdestroyed(struct transfer *transfer, void *uudata) |
1921 | { |
1922 | struct uidata *data; |
1923 | |
1924 | for(data = actives; data != NULL; data = data->next) |
1925 | { |
1926 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
3d204c2d |
1927 | newnotif(data, 617, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->exitstatus == NULL)?L"":(transfer->exitstatus), NOTIF_END); |
d3372da9 |
1928 | } |
1929 | return(0); |
1930 | } |
1931 | |
1932 | static int newtransfernotify(struct transfer *transfer, void *uudata) |
1933 | { |
1934 | struct uidata *data; |
1935 | |
1936 | for(data = actives; data != NULL; data = data->next) |
1937 | { |
1938 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1939 | 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); |
1940 | } |
1941 | CBREG(transfer, trans_ac, transferchattr, NULL, NULL); |
1942 | CBREG(transfer, trans_p, transferprog, NULL, NULL); |
1943 | CBREG(transfer, trans_destroy, transferdestroyed, NULL, NULL); |
1944 | return(0); |
1945 | } |
1946 | |
1947 | static struct uiuser *newuser(wchar_t *name, unsigned long perms) |
1948 | { |
1949 | struct uiuser *new; |
1950 | |
1951 | new = smalloc(sizeof(*new)); |
1952 | new->used = 0; |
1953 | new->name = swcsdup(name); |
1954 | new->perms = perms; |
1955 | new->delete = 0; |
1956 | new->next = users; |
1957 | new->prev = NULL; |
1958 | if(users != NULL) |
1959 | users->prev = new; |
1960 | users = new; |
1961 | return(new); |
1962 | } |
1963 | |
1964 | static void freeuser(struct uiuser *user) |
1965 | { |
1966 | if(user->next != NULL) |
1967 | user->next->prev = user->prev; |
1968 | if(user->prev != NULL) |
1969 | user->prev->next = user->next; |
1970 | if(user == users) |
1971 | users = user->next; |
1972 | free(user->name); |
1973 | free(user); |
1974 | } |
1975 | |
1976 | static int conf_user(int argc, wchar_t **argv) |
1977 | { |
1978 | int i, perms, permmod; |
1979 | struct uiuser *user; |
1980 | wchar_t *p; |
1981 | |
1982 | if(argc < 3) |
1983 | { |
1984 | flog(LOG_WARNING, "not enough arguments given for user command"); |
1985 | return(1); |
1986 | } |
1987 | perms = 0; |
1988 | for(i = 2; i < argc; i++) |
1989 | { |
1990 | if(!iswalpha(argv[i][0])) |
1991 | p = argv[i] + 1; |
1992 | else |
1993 | p = argv[i]; |
1994 | if(!wcscmp(p, L"disallow")) |
1995 | permmod = PERM_DISALLOW; |
1996 | if(!wcscmp(p, L"admin")) |
1997 | permmod = PERM_ADMIN; |
1998 | if(!wcscmp(p, L"fnetctl")) |
1999 | permmod = PERM_FNETCTL; |
2000 | if(!wcscmp(p, L"trans")) |
2001 | permmod = PERM_TRANS; |
2002 | if(!wcscmp(p, L"transcu")) |
2003 | permmod = PERM_TRANSCU; |
2004 | if(!wcscmp(p, L"chat")) |
2005 | permmod = PERM_CHAT; |
2006 | if(!wcscmp(p, L"srch")) |
2007 | permmod = PERM_SRCH; |
2008 | if(!wcscmp(p, L"all")) |
2009 | permmod = ~0; |
2010 | if(argv[i][0] == L'-') |
2011 | perms &= ~permmod; |
2012 | else |
2013 | perms |= permmod; |
2014 | } |
2015 | if((user = finduser(argv[1])) == NULL) |
2016 | { |
2017 | newuser(argv[1], perms); |
2018 | } else { |
2019 | user->delete = 0; |
2020 | user->perms = perms; |
2021 | } |
2022 | return(0); |
2023 | } |
2024 | |
2025 | static void preinit(int hup) |
2026 | { |
2027 | struct uiuser *user; |
2028 | |
2029 | if(!hup) |
2030 | { |
2031 | newuser(L"default", 0); |
2032 | } else { |
2033 | for(user = users; user != NULL; user = user->next) |
2034 | { |
2035 | if(!wcscmp(user->name, L"default")) |
2036 | user->delete = 1; |
2037 | } |
2038 | } |
2039 | } |
2040 | |
2041 | #ifdef HAVE_IPV6 |
2042 | static struct sockaddr *getnameforport(int port, socklen_t *len) |
2043 | { |
2044 | static struct sockaddr_in6 addr; |
2045 | |
2046 | memset(&addr, 0, sizeof(addr)); |
2047 | addr.sin6_family = AF_INET6; |
2048 | addr.sin6_port = htons(port); |
2049 | addr.sin6_addr = in6addr_any; |
2050 | if(len != NULL) |
2051 | *len = sizeof(addr); |
2052 | return((struct sockaddr *)&addr); |
2053 | } |
2054 | #else |
2055 | static struct sockaddr *getnameforport(int port, socklen_t *len) |
2056 | { |
2057 | static struct sockaddr_in addr; |
2058 | |
2059 | memset(&addr, 0, sizeof(addr)); |
2060 | addr.sin_family = AF_INET; |
2061 | addr.sin_port = htons(port); |
2062 | if(len != NULL) |
2063 | *len = sizeof(addr); |
2064 | return((struct sockaddr *)&addr); |
2065 | } |
2066 | #endif |
2067 | |
2068 | static int portupdate(struct configvar *var, void *uudata) |
2069 | { |
2070 | struct sockaddr *addr; |
2071 | socklen_t addrlen; |
2072 | struct socket *newsock; |
2073 | |
2074 | addr = getnameforport(var->val.num, &addrlen); |
2075 | if((uisocket = netcslistenlocal(SOCK_STREAM, addr, addrlen, uiaccept, NULL)) == NULL) |
2076 | { |
2077 | flog(LOG_WARNING, "could not create new UI socket, reverting to old: %s", strerror(errno)); |
2078 | return(0); |
2079 | } |
2080 | if(uisocket != NULL) |
2081 | putsock(uisocket); |
2082 | uisocket = newsock; |
2083 | return(0); |
2084 | } |
2085 | |
2086 | static int init(int hup) |
2087 | { |
2088 | struct sockaddr *addr; |
2089 | socklen_t addrlen; |
2090 | struct uiuser *user, *next; |
2091 | |
2092 | if(hup) |
2093 | { |
2094 | for(user = users; user != NULL; user = next) |
2095 | { |
2096 | next = user->next; |
2097 | if(user->delete) |
2098 | freeuser(user); |
2099 | } |
2100 | } |
2101 | if(!hup) |
2102 | { |
2103 | if(uisocket != NULL) |
2104 | putsock(uisocket); |
2105 | addr = getnameforport(confgetint("ui", "port"), &addrlen); |
2106 | if((uisocket = netcslistenlocal(SOCK_STREAM, addr, addrlen, uiaccept, NULL)) == NULL) |
2107 | { |
2108 | flog(LOG_CRIT, "could not create UI socket: %s", strerror(errno)); |
2109 | return(1); |
2110 | } |
2111 | CBREG(confgetvar("ui", "port"), conf_update, portupdate, NULL, NULL); |
2112 | GCBREG(newfncb, newfnetnode, NULL); |
2113 | GCBREG(newtransfercb, newtransfernotify, NULL); |
2114 | } |
2115 | return(0); |
2116 | } |
2117 | |
2118 | static int run(void) |
2119 | { |
2120 | int i, id; |
2121 | struct uidata *data, *next; |
2122 | struct qcommand *qcmd; |
2123 | struct notif *notif, *nnotif; |
2124 | wchar_t buf[64]; |
2125 | |
2126 | for(data = actives; data != NULL; data = next) |
2127 | { |
2128 | next = data->next; |
2129 | if(data->close) |
2130 | freeuidata(data); |
2131 | } |
2132 | for(data = actives; data != NULL; data = data->next) |
2133 | { |
2134 | for(notif = data->fnotif; notif != NULL; notif = nnotif) |
2135 | { |
2136 | nnotif = notif->next; |
2137 | if(notif->state == NOTIF_WAIT) |
2138 | continue; |
2139 | id = -1; |
2140 | for(i = 0; i < notif->argc; i++) |
2141 | { |
2142 | if(notif->argv[i].dt == NOTIF_ID) |
2143 | { |
2144 | id = notif->argv[i].d.n; |
2145 | break; |
2146 | } |
2147 | } |
2148 | if(findnotif(notif->prev, 0, -1, notif->code, id) != NULL) |
2149 | continue; |
2150 | sq(data->sk, 2, L"%%i", notif->code, NULL); |
2151 | for(i = 0; i < notif->argc; i++) |
2152 | { |
2153 | switch(notif->argv[i].dt) |
2154 | { |
2155 | case NOTIF_INT: |
2156 | case NOTIF_ID: |
2157 | sq(data->sk, 2, L"%%i", notif->argv[i].d.n, NULL); |
2158 | break; |
2159 | case NOTIF_STR: |
2160 | if(notif->argv[i].d.s[0] == L'%') |
2161 | sq(data->sk, 2, L"%%s", notif->argv[i].d.s, NULL); |
2162 | else |
2163 | sq(data->sk, 2, notif->argv[i].d.s, NULL); |
2164 | break; |
2165 | case NOTIF_FLOAT: |
2166 | swprintf(buf, 64, L"%f", notif->argv[i].d.d); |
2167 | sq(data->sk, 2, buf, NULL); |
2168 | break; |
2169 | } |
2170 | } |
2171 | sq(data->sk, 0, NULL); |
2172 | if(notif->rlimit != 0) |
2173 | { |
2174 | notif->state = NOTIF_WAIT; |
2175 | notif->exptimer = timercallback(ntime() + notif->rlimit, (void (*)(int, void *))notifexpire, notif); |
2176 | } else { |
2177 | freenotif(notif); |
2178 | } |
2179 | } |
2180 | if((qcmd = unlinkqcmd(data)) != NULL) |
2181 | { |
2182 | qcmd->cmd->handler(data->sk, data, qcmd->argc, qcmd->argv); |
2183 | freequeuecmd(qcmd); |
2184 | return(1); |
2185 | } |
2186 | } |
2187 | return(0); |
2188 | } |
2189 | |
2190 | static void terminate(void) |
2191 | { |
2192 | while(users != NULL) |
2193 | freeuser(users); |
2194 | } |
2195 | |
2196 | static struct configvar myvars[] = |
2197 | { |
2198 | {CONF_VAR_BOOL, "onlylocal", {.num = 1}}, |
2199 | {CONF_VAR_INT, "port", {.num = 1500}}, |
2200 | {CONF_VAR_INT, "uitos", {.num = SOCK_TOS_MINDELAY}}, |
2201 | {CONF_VAR_STRING, "filtercmd", {.str = L"dc-filtercmd"}}, |
2202 | {CONF_VAR_END} |
2203 | }; |
2204 | |
2205 | static struct configcmd mycmds[] = |
2206 | { |
2207 | {"user", conf_user}, |
2208 | {NULL} |
2209 | }; |
2210 | |
2211 | static struct module me = |
2212 | { |
2213 | .name = "ui", |
2214 | .conf = |
2215 | { |
2216 | .vars = myvars, |
2217 | .cmds = mycmds |
2218 | }, |
2219 | .preinit = preinit, |
2220 | .init = init, |
2221 | .run = run, |
2222 | .terminate = terminate |
2223 | }; |
2224 | |
2225 | MODULE(me) |