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; |
9a64a4f7 |
171 | static time_t starttime; |
d3372da9 |
172 | |
173 | static wchar_t *quoteword(wchar_t *word) |
174 | { |
175 | wchar_t *wp, *buf, *bp; |
176 | int dq, numbs, numc; |
177 | |
178 | dq = 0; |
179 | numbs = 0; |
180 | numc = 0; |
181 | if(*word == L'\0') |
182 | { |
183 | dq = 1; |
184 | } else { |
185 | for(wp = word; *wp != L'\0'; wp++) |
186 | { |
187 | if(!dq && iswspace(*wp)) |
188 | dq = 1; |
189 | if((*wp == L'\\') || (*wp == L'\"')) |
190 | numbs++; |
191 | numc++; |
192 | } |
193 | } |
194 | if(!dq && !numbs) |
195 | return(NULL); |
196 | bp = buf = smalloc(sizeof(wchar_t) * (numc + numbs + (dq?2:0) + 1)); |
197 | if(dq) |
198 | *(bp++) = L'\"'; |
199 | for(wp = word; *wp != L'\0'; wp++) |
200 | { |
201 | if((*wp == L'\\') || (*wp == L'\"')) |
202 | *(bp++) = L'\\'; |
203 | *(bp++) = *wp; |
204 | } |
205 | if(dq) |
206 | *(bp++) = L'\"'; |
207 | *(bp++) = L'\0'; |
208 | return(buf); |
209 | } |
210 | |
211 | static void sq(struct socket *sk, int cont, ...) |
212 | { |
213 | int num, freepart; |
214 | va_list al; |
215 | char *final; |
216 | wchar_t *buf; |
217 | wchar_t *part, *tpart; |
218 | size_t bufsize, bufdata; |
219 | |
220 | buf = NULL; |
221 | bufsize = bufdata = 0; |
222 | num = 0; |
223 | va_start(al, cont); |
224 | while((part = va_arg(al, wchar_t *)) != NULL) |
225 | { |
226 | if(*part == L'%') |
227 | { |
228 | /* |
229 | * This kludge demands that all arguments that you call it |
230 | * with are the size of an int. That happens to be the |
231 | * case for most datatypes on most platforms and |
232 | * compilers, but I don't know exactly which ones, and |
233 | * also a long long is a notable candidate of an arg that |
234 | * is not the size of an int on 32-bit archs. If it breaks |
235 | * some existing call on your architecture, please tell |
236 | * me. |
237 | */ |
238 | part = vswprintf2(tpart = (part + 1), al); |
239 | for(; *tpart != L'\0'; tpart++) |
240 | { |
241 | if(*tpart == L'%') |
242 | { |
243 | if(tpart[1] == L'%') |
244 | tpart++; |
245 | else |
246 | va_arg(al, int); |
247 | } |
248 | } |
249 | freepart = 1; |
250 | } else { |
251 | freepart = 0; |
252 | } |
253 | if((tpart = quoteword(part)) != NULL) |
254 | { |
255 | if(freepart) |
256 | free(part); |
257 | part = tpart; |
258 | freepart = 1; |
259 | } |
260 | if((num > 1) || ((num == 1) && !(cont & 1))) |
261 | addtobuf(buf, L' '); |
262 | bufcat(buf, part, wcslen(part)); |
263 | if((num == 0) && (cont & 1)) |
264 | addtobuf(buf, L'-'); |
265 | num++; |
266 | if(freepart) |
267 | free(part); |
268 | } |
269 | if(cont & 2) |
270 | bufcat(buf, L" \0", 2); |
271 | else |
272 | bufcat(buf, L"\r\n\0", 3); |
273 | if((final = icwcstombs(buf, "utf-8")) == NULL) |
274 | { |
275 | flog(LOG_CRIT, "could not convert \"%ls\" into utf-8: %s", buf, strerror(errno)); |
276 | free(buf); |
277 | return; |
278 | } |
279 | va_end(al); |
280 | free(buf); |
281 | sockqueue(sk, final, strlen(final)); |
282 | free(final); |
283 | } |
284 | |
285 | struct uiuser *finduser(wchar_t *name) |
286 | { |
287 | struct uiuser *user; |
288 | |
289 | for(user = users; user != NULL; user = user->next) |
290 | { |
291 | if(!wcscmp(user->name, name)) |
292 | break; |
293 | } |
294 | return(user); |
295 | } |
296 | |
297 | static void logout(struct uidata *data) |
298 | { |
299 | data->userinfo = NULL; |
300 | if(data->username != NULL) |
301 | free(data->username); |
302 | data->username = NULL; |
303 | if(data->auth != NULL) |
304 | authputhandle(data->auth); |
305 | data->auth = NULL; |
306 | } |
307 | |
308 | static int haspriv(struct uidata *data, int perm) |
309 | { |
310 | if(data->userinfo == NULL) |
311 | return(0); |
312 | if(data->userinfo->perms & perm) |
313 | return(1); |
314 | else |
315 | return(0); |
316 | } |
317 | |
318 | /* Useful macros for the command functions: */ |
319 | #define haveargs(n) do { if(argc < n) { sq(sk, 0, L"501", L"Wrong number of arguments", NULL); return; } } while(0) |
320 | #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) |
321 | |
322 | static void cmd_connect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
323 | { |
324 | int valid; |
504ba854 |
325 | struct in6_addr mv4lo; |
d3372da9 |
326 | |
327 | if(confgetint("ui", "onlylocal")) |
328 | { |
329 | switch(sk->remote->sa_family) |
330 | { |
331 | case AF_INET: |
332 | valid = ((struct sockaddr_in *)sk->remote)->sin_addr.s_addr == INADDR_LOOPBACK; |
333 | break; |
334 | case AF_INET6: |
504ba854 |
335 | inet_pton(AF_INET6, "::ffff:127.0.0.1", &mv4lo); |
336 | valid = 0; |
337 | if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &in6addr_loopback, sizeof(in6addr_loopback))) |
338 | valid = 1; |
339 | if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &mv4lo, sizeof(in6addr_loopback))) |
340 | valid = 1; |
d3372da9 |
341 | break; |
342 | default: |
343 | valid = 0; |
344 | break; |
345 | } |
346 | if(!valid) |
347 | { |
348 | sq(sk, 0, L"502", L"Only localhost connections allowed to this host", NULL); |
349 | sk->close = 1; |
350 | data->close = 1; |
351 | return; |
352 | } |
353 | } |
354 | sq(sk, 0, L"200", L"%Dolda Connect daemon v%s", VERSION, NULL); |
355 | } |
356 | |
357 | static void cmd_notfound(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
358 | { |
359 | if((argv != NULL) && (argv[0] != NULL)) |
360 | sq(sk, 0, L"500", L"%Command not found: %ls", argv[0], NULL); |
361 | else |
362 | sq(sk, 0, L"500", L"No command", NULL); |
363 | } |
364 | |
365 | static void cmd_shutdown(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
366 | { |
367 | extern volatile int running; |
368 | |
369 | havepriv(PERM_ADMIN); |
370 | flog(LOG_NOTICE, "UI shutdown request from %ls, shutting down", data->username); |
371 | running = 0; |
372 | sq(sk, 0, L"200", L"Daemon shutting down", NULL); |
373 | } |
374 | |
375 | static void cmd_quit(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
376 | { |
377 | sq(sk, 0, L"200", L"Closing connection", NULL); |
378 | data->close = 1; |
379 | } |
380 | |
381 | static void cmd_lsauth(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
382 | { |
383 | struct authmech *mech, *prev; |
384 | |
385 | prev = NULL; |
386 | for(mech = mechs; mech != NULL; mech = mech->next) |
387 | { |
388 | if(mech->enabled) |
389 | { |
390 | if(prev != NULL) |
391 | sq(sk, 1, L"200", prev->name, NULL); |
392 | prev = mech; |
393 | } |
394 | } |
395 | if(prev == NULL) |
396 | sq(sk, 0, L"201", L"No authentication methods supported", NULL); |
397 | else |
398 | sq(sk, 0, L"200", prev->name, NULL); |
399 | } |
400 | |
401 | static void cmd_login(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
402 | { |
403 | char *buf; |
404 | int code; |
405 | struct passwd *pwd; |
406 | |
407 | haveargs(3); |
408 | if(data->username != NULL) |
409 | { |
410 | if(data->userinfo != NULL) |
411 | sq(sk, 0, L"503", L"Already logged in", NULL); |
412 | else |
413 | sq(sk, 0, L"503", L"Already logging in", NULL); |
414 | return; |
415 | } |
416 | if((buf = icwcstombs(argv[2], NULL)) == NULL) |
417 | { |
418 | sq(sk, 0, L"504", L"Could not convert username to locale charset", NULL); |
419 | return; |
420 | } |
421 | data->username = swcsdup(argv[2]); |
422 | if((pwd = getpwnam(buf)) == NULL) |
423 | data->uid = -1; |
424 | else |
425 | data->uid = pwd->pw_uid; |
426 | if((data->auth = initauth(argv[1], buf)) == NULL) |
427 | { |
428 | if(errno == ENOENT) |
429 | sq(sk, 0, L"508", L"No such authentication mechanism", NULL); |
430 | else |
431 | sq(sk, 0, L"505", L"Could not initialize authentication system", L"%%s", strerror(errno), NULL); |
432 | free(buf); |
433 | logout(data); |
434 | return; |
435 | } |
436 | free(buf); |
437 | switch(authenticate(data->auth, NULL)) |
438 | { |
439 | case AUTH_SUCCESS: |
440 | data->userinfo = finduser(data->username); |
441 | if(data->userinfo == NULL) |
442 | data->userinfo = finduser(L"default"); |
443 | if(data->uid == -1) |
444 | { |
445 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
446 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
447 | logout(data); |
448 | } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) { |
449 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
450 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
451 | logout(data); |
452 | } else { |
453 | sq(sk, 0, L"200", L"Welcome", NULL); |
6c9eee05 |
454 | flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
455 | } |
456 | break; |
457 | case AUTH_DENIED: |
458 | sq(sk, 0, L"506", L"Authentication error", L"%%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL); |
6c9eee05 |
459 | flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
460 | logout(data); |
461 | break; |
462 | case AUTH_PASS: |
463 | switch(data->auth->prompt) |
464 | { |
465 | case AUTH_PR_AUTO: |
466 | code = 300; |
467 | break; |
468 | case AUTH_PR_NOECHO: |
469 | code = 301; |
470 | break; |
471 | case AUTH_PR_ECHO: |
472 | code = 302; |
473 | break; |
474 | case AUTH_PR_INFO: |
475 | code = 303; |
476 | break; |
477 | case AUTH_PR_ERROR: |
478 | code = 304; |
479 | break; |
480 | } |
481 | sq(sk, 0, L"%%i", code, data->auth->text, NULL); |
482 | break; |
483 | case AUTH_ERR: |
484 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
485 | logout(data); |
486 | break; |
487 | default: |
488 | flog(LOG_WARNING, "BUG? Non-caught return from authenticate in cmd_login"); |
489 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
490 | logout(data); |
491 | break; |
492 | } |
493 | } |
494 | |
495 | static void cmd_pass(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
496 | { |
497 | char *buf; |
498 | int code; |
499 | |
500 | haveargs(2); |
501 | if((buf = icwcstombs(argv[1], NULL)) == NULL) |
502 | { |
503 | sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL); |
504 | return; |
505 | } |
506 | if((data->auth == NULL) || (data->userinfo != NULL)) |
507 | { |
508 | sq(sk, 0, L"507", L"Data not expected", NULL); |
509 | return; |
510 | } |
511 | switch(authenticate(data->auth, buf)) |
512 | { |
513 | case AUTH_SUCCESS: |
514 | data->userinfo = finduser(data->username); |
515 | if(data->userinfo == NULL) |
516 | data->userinfo = finduser(L"default"); |
517 | if(data->uid == -1) |
518 | { |
519 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
520 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
521 | logout(data); |
522 | } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) { |
523 | sq(sk, 0, L"506", L"Authentication error", NULL); |
6c9eee05 |
524 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
525 | logout(data); |
526 | } else { |
527 | sq(sk, 0, L"200", L"Welcome", NULL); |
6c9eee05 |
528 | flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
529 | } |
530 | break; |
531 | case AUTH_DENIED: |
532 | sq(sk, 0, L"506", L"Authentication error", L"%%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL); |
6c9eee05 |
533 | flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 |
534 | logout(data); |
535 | break; |
536 | case AUTH_PASS: |
537 | switch(data->auth->prompt) |
538 | { |
539 | case AUTH_PR_AUTO: |
540 | code = 300; |
541 | break; |
542 | case AUTH_PR_NOECHO: |
543 | code = 301; |
544 | break; |
545 | case AUTH_PR_ECHO: |
546 | code = 302; |
547 | break; |
548 | case AUTH_PR_INFO: |
549 | code = 303; |
550 | break; |
551 | case AUTH_PR_ERROR: |
552 | code = 304; |
553 | break; |
554 | } |
555 | sq(sk, 0, L"%%i", code, data->auth->text, NULL); |
556 | break; |
557 | case AUTH_ERR: |
558 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
559 | logout(data); |
560 | break; |
561 | default: |
562 | flog(LOG_WARNING, "BUG? Non-caught return from authenticate in cmd_pass"); |
563 | sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL); |
564 | logout(data); |
565 | break; |
566 | } |
567 | free(buf); |
568 | } |
569 | |
570 | static void cmd_fnetconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
571 | { |
572 | int i; |
573 | char *buf; |
574 | int err; |
575 | struct fnetnode *fn; |
efc05613 |
576 | struct wcspair *args; |
d3372da9 |
577 | |
578 | haveargs(3); |
579 | havepriv(PERM_FNETCTL); |
dd31fcfa |
580 | for(i = 0, fn = fnetnodes; fn != NULL; i++, fn = fn->next); |
581 | if((confgetint("fnet", "maxnodes") > 0) && (i >= confgetint("fnet", "maxnodes"))) { |
582 | sq(sk, 0, L"515", L"Too many fnetnodes connected already", NULL); |
583 | return; |
584 | } |
d3372da9 |
585 | if((buf = icwcstombs(argv[2], NULL)) == NULL) |
586 | { |
587 | sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL); |
588 | return; |
589 | } |
efc05613 |
590 | args = NULL; |
591 | for(i = 3; i < argc - 1; i += 2) |
592 | newwcspair(argv[i], argv[i + 1], &args); |
a3a4a3a7 |
593 | fn = fnetinitconnect(argv[1], data->userinfo->name, buf, args); |
d3372da9 |
594 | err = errno; |
595 | free(buf); |
596 | if(fn == NULL) |
597 | { |
598 | if(errno == EPROTONOSUPPORT) |
599 | sq(sk, 0, L"511", L"No such network name", NULL); |
600 | else |
601 | sq(sk, 0, L"509", L"Could not parse the address", L"%%s", strerror(err), NULL); |
602 | return; |
603 | } |
d3372da9 |
604 | linkfnetnode(fn); |
605 | fnetsetname(fn, argv[2]); |
edda83f2 |
606 | sq(sk, 0, L"200", L"%%i", fn->id, L"Connection under way", NULL); |
d3372da9 |
607 | putfnetnode(fn); |
d3372da9 |
608 | } |
609 | |
610 | static void cmd_lsnodes(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
611 | { |
612 | struct fnetnode *fn; |
613 | |
614 | if(fnetnodes == NULL) |
615 | { |
616 | sq(sk, 0, L"201", L"No connected nodes", NULL); |
617 | return; |
618 | } |
619 | for(fn = fnetnodes; fn != NULL; fn = fn->next) |
620 | { |
d1e8b9fd |
621 | 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 |
622 | } |
623 | } |
624 | |
625 | static void cmd_disconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
626 | { |
627 | struct fnetnode *fn; |
628 | int i; |
629 | |
630 | haveargs(2); |
631 | havepriv(PERM_FNETCTL); |
632 | /* Note - Programmatical user interfaces must only give one |
633 | * argument per command, the multiple argument form is only for |
634 | * convenience when manually controlling the daemon via |
635 | * eg. telnet. The reason is that the return codes aren't clear |
636 | * enough for the multiple argument form. */ |
637 | for(i = 1; i < argc; i++) |
638 | { |
639 | if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL) |
640 | { |
641 | sq(sk, 0, L"510", L"No such node", NULL); |
642 | return; |
643 | } |
18603153 |
644 | if(wpfind(fn->args, L"locked") && !((data->userinfo->perms & PERM_ADMIN) || !wcscmp(data->userinfo->name, fn->owner))) |
645 | { |
646 | sq(sk, 0, L"502", L"This node is locked and you are neither administrator nor its owner", NULL); |
647 | return; |
648 | } |
d3372da9 |
649 | killfnetnode(fn); |
650 | unlinkfnetnode(fn); |
651 | } |
652 | sq(sk, 0, L"200", L"Node flagged for disconnection", NULL); |
653 | } |
654 | |
655 | static void cmd_lspa(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
656 | { |
657 | struct fnetnode *fn; |
658 | struct fnetpeerdatum *datum; |
659 | |
660 | haveargs(2); |
661 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
662 | { |
663 | sq(sk, 0, L"510", L"No such node", NULL); |
664 | return; |
665 | } |
666 | if(fn->peerdata == NULL) |
667 | { |
668 | sq(sk, 0, L"201", L"No data available", NULL); |
669 | } else { |
670 | for(datum = fn->peerdata; datum != NULL; datum = datum->next) |
671 | sq(sk, (datum->next != NULL)?1:0, L"200", datum->id, L"%%i", datum->datatype, NULL); |
672 | } |
673 | } |
674 | |
675 | static void cmd_lspeers(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
676 | { |
677 | int i; |
678 | struct fnetnode *fn; |
679 | struct fnetpeer *peer; |
680 | wchar_t buf[40]; |
681 | |
682 | haveargs(2); |
683 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
684 | { |
685 | sq(sk, 0, L"510", L"No such node", NULL); |
686 | return; |
687 | } |
688 | if(fn->peers == NULL) |
689 | { |
690 | sq(sk, 0, L"201", L"No peers avaiable", NULL); |
691 | } else { |
692 | for(peer = fn->peers; peer != NULL; peer = peer->next) |
693 | { |
3e0252c1 |
694 | sq(sk, 2 | ((peer->next != NULL)?1:0), L"200", L"%%s", peer->id, L"%%s", peer->nick, NULL); |
d3372da9 |
695 | for(i = 0; i < peer->dinum; i++) |
696 | { |
697 | if(peer->peerdi[i].datum->datatype == FNPD_INT) |
698 | sq(sk, 2, peer->peerdi[i].datum->id, L"%%i", peer->peerdi[i].data.num, NULL); |
699 | /* Note: A long long is not the size of an int, so |
700 | * sq() can't handle the conversion itself. */ |
701 | if(peer->peerdi[i].datum->datatype == FNPD_LL) |
702 | { |
703 | swprintf(buf, 40, L"%lli", peer->peerdi[i].data.lnum); |
704 | sq(sk, 2, peer->peerdi[i].datum->id, buf, NULL); |
705 | } |
706 | if((peer->peerdi[i].datum->datatype == FNPD_STR) && (peer->peerdi[i].data.str != NULL)) |
3e0252c1 |
707 | sq(sk, 2, peer->peerdi[i].datum->id, L"%%s", peer->peerdi[i].data.str, NULL); |
d3372da9 |
708 | } |
709 | sq(sk, 0, NULL); |
710 | } |
711 | } |
712 | } |
713 | |
714 | static void cmd_download(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
715 | { |
716 | int i; |
717 | struct fnet *net; |
718 | struct fnetnode *fn; |
719 | struct transfer *transfer; |
720 | struct fnetpeer *peer; |
721 | |
722 | haveargs(4); |
723 | if((argc > 5) && ((argc % 2) == 0)) |
724 | { |
725 | sq(sk, 0, L"501", L"Must have an even number of arguments", NULL); |
726 | return; |
727 | } |
728 | havepriv(PERM_TRANS); |
729 | if((*(argv[1]) >= L'0') && (*(argv[1]) <= L'9')) |
730 | { |
731 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
732 | { |
733 | sq(sk, 0, L"510", L"No such node", NULL); |
734 | return; |
735 | } |
736 | net = fn->fnet; |
737 | } else { |
738 | fn = NULL; |
739 | if((net = findfnet(argv[1])) == NULL) |
740 | { |
741 | sq(sk, 0, L"511", L"No such network name", NULL); |
742 | return; |
743 | } |
744 | } |
745 | transfer = newtransfer(); |
746 | authgethandle(transfer->auth = data->auth); |
747 | transfer->fnet = net; |
748 | transfer->peerid = swcsdup(argv[2]); |
749 | transfer->path = swcsdup(argv[3]); |
750 | transfer->dir = TRNSD_DOWN; |
751 | transfer->owner = data->uid; |
752 | if(fn != NULL) |
753 | { |
754 | transfer->fn = fn; |
755 | getfnetnode(fn); |
756 | linktransfer(transfer); |
757 | if(((peer = fnetfindpeer(fn, transfer->peerid)) != NULL) && (peer->nick != NULL)) |
758 | transfersetnick(transfer, peer->nick); |
759 | } else { |
760 | linktransfer(transfer); |
761 | } |
762 | if(argc > 4) |
763 | transfersetsize(transfer, wcstol(argv[4], NULL, 0)); |
764 | if(argc > 5) |
765 | { |
766 | for(i = 5; i < argc; i += 2) |
5123bec0 |
767 | { |
768 | if(!wcscmp(argv[i], L"hash")) |
769 | { |
a04fc9ff |
770 | transfersethash(transfer, parsehash(argv[i + 1])); |
5123bec0 |
771 | } else { |
9ec790e8 |
772 | newwcspair(argv[i], argv[i + 1], &transfer->args); |
5123bec0 |
773 | } |
774 | } |
d3372da9 |
775 | } |
776 | sq(sk, 0, L"200", L"%%i", transfer->id, L"Download queued", NULL); |
777 | transfersetactivity(transfer, L"create"); |
778 | } |
779 | |
780 | static void cmd_lstrans(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
781 | { |
782 | struct transfer *transfer, *pt; |
783 | |
784 | havepriv(PERM_TRANS); |
785 | pt = NULL; |
786 | for(transfer = transfers; transfer != NULL; transfer = transfer->next) |
787 | { |
788 | if((transfer->dir != TRNSD_DOWN) || (transfer->owner == data->uid)) |
789 | { |
790 | if(pt != NULL) |
791 | sq(sk, 1, L"200", L"%%i", pt->id, L"%%i", pt->dir, |
792 | L"%%i", pt->state, pt->peerid, |
793 | (pt->peernick == NULL)?L"":(pt->peernick), |
794 | (pt->path == NULL)?L"":(pt->path), |
795 | L"%%i", pt->size, L"%%i", pt->curpos, |
5123bec0 |
796 | (pt->hash == NULL)?L"":unparsehash(pt->hash), |
d3372da9 |
797 | NULL); |
798 | pt = transfer; |
799 | } |
800 | } |
801 | if(pt == NULL) |
802 | sq(sk, 0, L"201", L"No transfers", NULL); |
803 | else |
804 | sq(sk, 0, L"200", L"%%i", pt->id, L"%%i", pt->dir, |
805 | L"%%i", pt->state, pt->peerid, |
806 | (pt->peernick == NULL)?L"":(pt->peernick), |
807 | (pt->path == NULL)?L"":(pt->path), |
808 | L"%%i", pt->size, L"%%i", pt->curpos, |
5123bec0 |
809 | (pt->hash == NULL)?L"":unparsehash(pt->hash), |
d3372da9 |
810 | NULL); |
811 | } |
812 | |
813 | static void cmd_cancel(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
814 | { |
815 | struct transfer *transfer; |
816 | |
817 | haveargs(2); |
818 | havepriv(PERM_TRANS); |
819 | if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL) |
820 | { |
821 | sq(sk, 0, L"512", L"No such transfer", NULL); |
822 | return; |
823 | } |
824 | if((transfer->dir == TRNSD_UP) && !(data->userinfo->perms & PERM_TRANSCU)) |
825 | { |
826 | sq(sk, 0, L"502", L"You are not allowed to cancel uploads", NULL); |
827 | return; |
828 | } |
829 | if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid)) |
830 | { |
831 | sq(sk, 0, L"502", L"You do not own that transfer", NULL); |
832 | return; |
833 | } |
834 | transfer->close = 1; |
835 | sq(sk, 0, L"200", L"Transfer cancelled", NULL); |
836 | } |
837 | |
838 | static void cmd_notify(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
839 | { |
840 | int i, val; |
841 | |
842 | if((argc % 2) != 1) |
843 | { |
844 | sq(sk, 0, L"501", L"Must have an even number of arguments", NULL); |
845 | return; |
846 | } |
847 | for(i = 1; i < argc; i += 2) |
848 | { |
849 | if(!wcscasecmp(argv[i + 1], L"on")) |
850 | val = 1; |
851 | else |
852 | val = 0; |
853 | if(!wcscasecmp(argv[i], L"all")) |
854 | { |
855 | if(val) |
856 | data->notify.w = ~0; |
857 | else |
858 | data->notify.w = 0; |
859 | } else if(!wcscasecmp(argv[i], L"fn:chat")) { |
860 | data->notify.b.fnchat = val; |
861 | } else if(!wcscasecmp(argv[i], L"fn:act")) { |
862 | data->notify.b.fnact = val; |
ba86d49a |
863 | } else if(!wcscasecmp(argv[i], L"fn:peer")) { |
864 | data->notify.b.fnpeer = val; |
d3372da9 |
865 | } else if(!wcscasecmp(argv[i], L"trans:act")) { |
866 | data->notify.b.tract = val; |
867 | } else if(!wcscasecmp(argv[i], L"trans:prog")) { |
868 | data->notify.b.trprog = val; |
869 | } else if(!wcscasecmp(argv[i], L"srch:act")) { |
870 | data->notify.b.srch = val; |
5f151349 |
871 | } else if(!wcscasecmp(argv[i], L"msg")) { |
872 | data->notify.b.msg = val; |
d3372da9 |
873 | } |
874 | } |
875 | sq(sk, 0, L"200", L"Notification alteration succeeded", NULL); |
876 | } |
877 | |
878 | static void cmd_sendchat(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
879 | { |
880 | struct fnetnode *fn; |
881 | int public; |
882 | |
883 | haveargs(5); |
884 | havepriv(PERM_CHAT); |
885 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) |
886 | { |
887 | sq(sk, 0, L"510", L"No such node", NULL); |
888 | return; |
889 | } |
890 | public = wcstol(argv[2], NULL, 0); |
891 | if((public != 0) && (public != 1)) |
892 | { |
893 | sq(sk, 0, L"509", L"Second argument must be 0 or 1", NULL); |
894 | return; |
895 | } |
896 | if(fn->state != FNN_EST) |
897 | { |
898 | sq(sk, 0, L"513", L"Hub is in state FNN_EST", NULL); |
899 | return; |
900 | } |
901 | if(fnetsendchat(fn, public, argv[3], argv[4])) |
902 | { |
903 | if(errno == ENOTSUP) |
904 | sq(sk, 0, L"513", L"This network does not support chatting", NULL); |
905 | else if(errno == EPERM) |
906 | sq(sk, 0, L"502", L"This node does not allow you to chat", NULL); |
907 | else if(errno == EILSEQ) |
908 | sq(sk, 0, L"504", L"This network could not support all the characters in that message", NULL); |
909 | else |
910 | sq(sk, 0, L"505", L"Could not chat", NULL); |
911 | return; |
912 | } |
913 | sq(sk, 0, L"200", L"Chat string sent", NULL); |
914 | } |
915 | |
916 | static void cmd_search(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
917 | { |
918 | struct search *srch; |
919 | struct fnetnode *fn; |
920 | struct sexpr *sexpr; |
921 | int i; |
922 | |
923 | haveargs(3); |
924 | havepriv(PERM_SRCH); |
925 | srch = newsearch(data->username, NULL); |
926 | for(i = 1; i < argc; i++) |
927 | { |
928 | if(!wcscmp(argv[i], L"all")) |
929 | { |
930 | for(fn = fnetnodes; fn != NULL; fn = fn->next) |
931 | { |
932 | if(fn->state == FNN_EST) |
933 | searchaddfn(srch, fn); |
934 | } |
935 | i++; |
936 | break; |
937 | } else if(!wcscmp(argv[i], L"prio")) { |
938 | if(++i == argc) |
939 | { |
940 | sq(sk, 0, L"501", L"No argument to prio", NULL); |
941 | freesearch(srch); |
942 | return; |
943 | } |
944 | srch->prio = wcstol(argv[i], NULL, 0); |
945 | } else if(iswdigit(*argv[i])) { |
946 | if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL) |
947 | { |
948 | sq(sk, 0, L"510", L"No such node", NULL); |
949 | freesearch(srch); |
950 | return; |
951 | } |
952 | searchaddfn(srch, fn); |
953 | } else { |
954 | break; |
955 | } |
956 | } |
957 | if(srch->fnl == NULL) |
958 | { |
959 | sq(sk, 0, L"501", L"No fnetnodes to search found on line", NULL); |
960 | freesearch(srch); |
961 | return; |
962 | } |
963 | if(i == argc) |
964 | { |
965 | sq(sk, 0, L"501", L"No search expression found on line", NULL); |
966 | freesearch(srch); |
967 | return; |
968 | } |
969 | if((sexpr = parsesexpr(argc - i, argv + i)) == NULL) |
970 | { |
971 | sq(sk, 0, L"509", L"Could not parse search expression", NULL); |
972 | freesearch(srch); |
973 | return; |
974 | } |
975 | optsexpr(sexpr); |
976 | getsexpr(srch->sexpr = sexpr); |
977 | queuesearch(srch); |
978 | CBREG(srch, search_eta, srcheta, NULL, NULL); |
979 | CBREG(srch, search_commit, srchcommit, NULL, NULL); |
980 | CBREG(srch, search_result, srchres, NULL, NULL); |
981 | sq(sk, 0, L"200", L"%%i", srch->id, L"%%i", srch->eta - time(NULL), NULL); |
982 | putsexpr(sexpr); |
983 | } |
984 | |
985 | static void cmd_lssrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
986 | { |
987 | struct search *srch, *pt; |
988 | time_t now; |
989 | |
990 | havepriv(PERM_SRCH); |
991 | pt = NULL; |
992 | now = time(NULL); |
993 | for(srch = searches; srch != NULL; srch = srch->next) |
994 | { |
995 | if(!wcscmp(srch->owner, data->username)) |
996 | { |
997 | if(pt != NULL) |
998 | sq(sk, 1, L"200", L"%%i", pt->id, L"%%i", pt->state, L"%%i", pt->eta - now, L"%%i", pt->numres, NULL); |
999 | pt = srch; |
1000 | } |
1001 | } |
1002 | if(pt == NULL) |
1003 | sq(sk, 0, L"201", L"No searches", NULL); |
1004 | else |
1005 | sq(sk, 0, L"200", L"%%i", pt->id, L"%%i", pt->state, L"%%i", pt->eta - now, L"%%i", pt->numres, NULL); |
1006 | } |
1007 | |
1008 | static void cmd_lssr(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1009 | { |
1010 | struct search *srch; |
1011 | struct srchres *sr; |
1012 | wchar_t buf[64]; |
1013 | |
1014 | haveargs(2); |
1015 | havepriv(PERM_SRCH); |
1016 | if((srch = findsearch(wcstol(argv[1], NULL, 0))) == NULL) |
1017 | { |
1018 | sq(sk, 0, L"514", L"No such search", NULL); |
1019 | return; |
1020 | } |
1021 | if(srch->results == NULL) |
1022 | { |
1023 | sq(sk, 0, L"201", L"No results", NULL); |
1024 | } else { |
1025 | for(sr = srch->results; sr != NULL; sr = sr->next) |
1026 | { |
1027 | swprintf(buf, 64, L"%f", sr->time); |
65643d01 |
1028 | 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 |
1029 | } |
1030 | } |
1031 | } |
1032 | |
1033 | static void cmd_cansrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1034 | { |
1035 | struct search *srch; |
1036 | int i; |
1037 | |
1038 | haveargs(2); |
1039 | havepriv(PERM_SRCH); |
1040 | /* Note - Programmatical user interfaces must only give one |
1041 | * argument per command, the multiple argument form is only for |
1042 | * convenience when manually controlling the daemon via |
1043 | * eg. telnet. The reason is that the return codes aren't clear |
1044 | * enough for the multiple argument form. */ |
1045 | for(i = 1; i < argc; i++) |
1046 | { |
1047 | if((srch = findsearch(wcstol(argv[i], NULL, 0))) == NULL) |
1048 | { |
1049 | sq(sk, 0, L"514", L"No such search", NULL); |
1050 | return; |
1051 | } |
1052 | freesearch(srch); |
1053 | } |
1054 | sq(sk, 0, L"200", L"Search cancelled", NULL); |
1055 | } |
1056 | |
1057 | static void fcmdread(struct socket *sk, struct uidata *data) |
1058 | { |
1059 | char *buf; |
1060 | size_t bufsize; |
1061 | |
1062 | if((buf = sockgetinbuf(sk, &bufsize)) == NULL) |
1063 | return; |
1064 | bufcat(data->fcmdbuf, buf, bufsize); |
1065 | free(buf); |
1066 | } |
1067 | |
1068 | static void fcmderr(struct socket *sk, int err, struct uidata *data) |
1069 | { |
1070 | wchar_t *wbuf, *p, *p2; |
1071 | |
1072 | if(err) |
1073 | { |
1074 | flog(LOG_WARNING, "error occurred on filtercmd pipe socket: %s", strerror(err)); |
1075 | kill(-data->fcmdpid, SIGHUP); |
1076 | putsock(data->fcmdsk); |
1077 | data->fcmdsk = NULL; |
1078 | if(data->fcmdbuf != NULL) |
1079 | { |
1080 | free(data->fcmdbuf); |
1081 | data->fcmdbuf = NULL; |
1082 | } |
1083 | data->fcmdbufsize = data->fcmdbufdata = 0; |
1084 | sq(data->sk, 0, L"505", L"An error occurred on the pipe to the filtercmd", L"%%s", strerror(err), NULL); |
1085 | return; |
1086 | } |
1087 | putsock(data->fcmdsk); |
1088 | data->fcmdsk = NULL; |
1089 | data->fcmdpid = 0; |
1090 | if(data->fcmdbuf == NULL) |
1091 | { |
1092 | wbuf = swcsdup(L""); |
1093 | } else { |
1094 | addtobuf(data->fcmdbuf, 0); |
1095 | wbuf = icmbstowcs(data->fcmdbuf, NULL); |
1096 | free(data->fcmdbuf); |
1097 | } |
1098 | data->fcmdbuf = NULL; |
1099 | data->fcmdbufsize = data->fcmdbufdata = 0; |
1100 | if(wbuf == NULL) |
1101 | { |
1102 | sq(data->sk, 0, L"504", L"Filtercmd sent data which could not be converted from the local charset", NULL); |
1103 | return; |
1104 | } |
1105 | p = wbuf; |
1106 | for(p2 = wcschr(p, L'\n'); p2 != NULL; p2 = wcschr(p, L'\n')) |
1107 | { |
1108 | *(p2++) = L'\0'; |
1109 | sq(data->sk, (*p2 == L'\0')?0:1, L"200", L"%%ls", p, NULL); |
1110 | p = p2; |
1111 | } |
1112 | if(*p == L'\0') |
1113 | { |
1114 | if(p == wbuf) |
1115 | sq(data->sk, 0, L"201", L"No data returned", NULL); |
1116 | } else { |
1117 | sq(data->sk, 0, L"200", L"%%ls", p, NULL); |
1118 | } |
1119 | free(wbuf); |
1120 | } |
1121 | |
1122 | static void cmd_filtercmd(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1123 | { |
1124 | int i; |
1125 | pid_t pid; |
1126 | int pipe; |
1127 | char **cargv, **pp; |
1128 | char *filtercmd, *argbuf; |
1129 | size_t cargvsize, cargvdata; |
1130 | struct passwd *pwent; |
1131 | |
1132 | haveargs(2); |
1133 | havepriv(PERM_TRANS); |
1134 | if((pwent = getpwuid(data->uid)) == NULL) |
1135 | { |
1136 | flog(LOG_WARNING, "no passwd entry for UI user %i", data->uid); |
1137 | sq(sk, 0, L"505", L"System error - Could not fork session", "Internal error", NULL); |
1138 | return; |
1139 | } |
d0a94602 |
1140 | if((filtercmd = findfile(icswcstombs(confgetstr("ui", "filtercmd"), NULL, NULL), "dcdl-filtercmd", pwent->pw_dir, 0)) == NULL) |
d3372da9 |
1141 | { |
1142 | flog(LOG_WARNING, "could not find filtercmd executable for user %s", pwent->pw_name); |
1143 | sq(sk, 0, L"505", L"System error - Could not fork session", L"Could not find filtercmd executable", NULL); |
1144 | return; |
1145 | } |
1146 | cargv = NULL; |
1147 | cargvsize = cargvdata = 0; |
1148 | addtobuf(cargv, filtercmd); |
1149 | for(i = 1; i < argc; i++) |
1150 | { |
1151 | if((argbuf = icwcstombs(argv[i], NULL)) == NULL) |
1152 | { |
1153 | for(i = 0; i < cargvdata; i++) |
1154 | free(cargv[i]); |
1155 | free(cargv); |
1156 | sq(sk, 0, L"504", L"%Could not convert argument %i into local character set", i, L"%%s", strerror(errno), NULL); |
1157 | return; |
1158 | } |
1159 | addtobuf(cargv, argbuf); |
1160 | } |
1161 | addtobuf(cargv, NULL); |
1162 | 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) |
1163 | { |
1164 | flog(LOG_WARNING, "could not fork session in filtercmd: %s", strerror(errno)); |
1165 | sq(sk, 0, L"505", L"System error - Could not fork session", L"%%s", strerror(errno), NULL); |
1166 | return; |
1167 | } |
1168 | if(pid == 0) |
1169 | { |
1170 | execv(filtercmd, cargv); |
1171 | flog(LOG_WARNING, "could not exec filtercmd %s: %s", filtercmd, strerror(errno)); |
1172 | exit(127); |
1173 | } |
1174 | for(pp = cargv; *pp; pp++) |
1175 | free(*pp); |
1176 | free(cargv); |
1177 | data->fcmdsk = wrapsock(pipe); |
1178 | data->fcmdpid = pid; |
1179 | if(data->fcmdbuf != NULL) |
1180 | { |
1181 | free(data->fcmdbuf); |
1182 | data->fcmdbuf = NULL; |
1183 | } |
1184 | data->fcmdbufsize = data->fcmdbufdata = 0; |
1185 | data->fcmdsk->data = data; |
1186 | data->fcmdsk->readcb = (void (*)(struct socket *, void *))fcmdread; |
1187 | data->fcmdsk->errcb = (void (*)(struct socket *, int, void *))fcmderr; |
1188 | } |
1189 | |
1190 | static void cmd_lstrarg(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1191 | { |
1192 | struct transfer *transfer; |
9ec790e8 |
1193 | struct wcspair *ta; |
d3372da9 |
1194 | |
1195 | haveargs(2); |
1196 | havepriv(PERM_TRANS); |
1197 | if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL) |
1198 | { |
1199 | sq(sk, 0, L"512", L"No such transfer", NULL); |
1200 | return; |
1201 | } |
1202 | if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid)) |
1203 | { |
1204 | sq(sk, 0, L"502", L"You do not own that transfer", NULL); |
1205 | return; |
1206 | } |
1207 | if(transfer->args == NULL) |
1208 | { |
1209 | sq(sk, 0, L"201", L"Transfer has no arguments", NULL); |
1210 | } else { |
1211 | for(ta = transfer->args; ta != NULL; ta = ta->next) |
9ec790e8 |
1212 | sq(sk, ta->next != NULL, L"200", L"%%ls", ta->key, L"%%ls", ta->val, NULL); |
d3372da9 |
1213 | } |
1214 | } |
1215 | |
1216 | static void cmd_hashstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1217 | { |
1218 | struct sharecache *node; |
1219 | int total, hashed; |
1220 | |
1221 | total = hashed = 0; |
1222 | for(node = shareroot->child; node != NULL; node = nextscnode(node)) |
1223 | { |
1224 | if(node->f.b.type == FILE_REG) |
1225 | { |
1226 | total++; |
1227 | if(node->f.b.hastth) |
1228 | hashed++; |
1229 | } |
1230 | } |
1231 | sq(sk, 0, L"200", L"%%i", total, L"tth", L"%%i", hashed, NULL); |
1232 | } |
1233 | |
796283c6 |
1234 | static void cmd_transstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1235 | { |
1236 | wchar_t *buf1, *buf2; |
1237 | |
1238 | havepriv(PERM_TRANS); |
1239 | buf1 = swprintf2(L"%lli", bytesdownload); |
1240 | buf2 = swprintf2(L"%lli", bytesupload); |
1241 | sq(sk, 0, L"200", L"%%ls", buf1, L"%%ls", buf2, NULL); |
1242 | free(buf1); |
1243 | free(buf2); |
1244 | } |
1245 | |
5f151349 |
1246 | static void cmd_register(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1247 | { |
1248 | struct uidata *d2; |
1249 | |
1250 | haveargs(2); |
1251 | if(data->userinfo == NULL) { |
1252 | sq(sk, 0, L"502", L"Must be logged in", NULL); |
1253 | return; |
1254 | } |
1255 | if(argv[1][0] == L'#') { |
1256 | sq(sk, 0, L"509", L"Name must not begin with a hash sign", NULL); |
1257 | return; |
1258 | } |
1259 | for(d2 = actives; d2 != NULL; d2 = d2->next) { |
7b2663a4 |
1260 | if((d2 != data) && (d2->userinfo == data->userinfo) && d2->regname && !wcscmp(d2->regname, argv[1])) { |
5f151349 |
1261 | sq(sk, 0, L"516", L"Name already in use", NULL); |
1262 | return; |
1263 | } |
1264 | } |
1265 | if(data->regname != NULL) |
1266 | free(data->regname); |
1267 | data->regname = swcsdup(argv[1]); |
1268 | sq(sk, 0, L"200", L"Registered", NULL); |
1269 | } |
1270 | |
1271 | static void cmd_sendmsg(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1272 | { |
1273 | int i, rcptid; |
1274 | struct uidata *rcpt; |
1275 | wchar_t *myname; |
1276 | struct notif *notif; |
1277 | |
1278 | haveargs(2); |
1279 | if(data->userinfo == NULL) { |
1280 | sq(sk, 0, L"502", L"Must be logged in", NULL); |
1281 | return; |
1282 | } |
1283 | if(argv[1][0] == L'#') { |
1284 | rcptid = wcstol(argv[1] + 1, NULL, 0); |
1285 | for(rcpt = actives; rcpt != NULL; rcpt = rcpt->next) { |
7b2663a4 |
1286 | if((rcpt->userinfo == data->userinfo) && (rcpt->id == rcptid)) |
5f151349 |
1287 | break; |
1288 | } |
1289 | } else { |
1290 | for(rcpt = actives; rcpt != NULL; rcpt = rcpt->next) { |
7b2663a4 |
1291 | if((rcpt->userinfo == data->userinfo) && rcpt->regname && !wcscmp(rcpt->regname, argv[1])) |
5f151349 |
1292 | break; |
1293 | } |
1294 | } |
1295 | if(rcpt == NULL) { |
1296 | sq(sk, 0, L"517", L"No such recipient", NULL); |
1297 | return; |
1298 | } |
1299 | if(!rcpt->notify.b.msg) { |
1300 | sq(sk, 0, L"518", L"Recipient not listening for messages", NULL); |
1301 | return; |
1302 | } |
1303 | if(data->regname != NULL) |
1304 | myname = swcsdup(data->regname); |
1305 | else |
1306 | myname = swprintf2(L"#%i", data->id); |
1307 | notif = newnotif(rcpt, 640, NOTIF_STR, myname, NOTIF_END); |
1308 | for(i = 2; i < argc; i++) |
1309 | notifappend(notif, NOTIF_STR, argv[i], NOTIF_END); |
1310 | sq(sk, 0, L"200", L"Message sent", NULL); |
1311 | } |
1312 | |
9a64a4f7 |
1313 | static void cmd_uptime(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1314 | { |
1315 | sq(sk, 0, L"200", L"%%i", time(NULL) - starttime, NULL); |
1316 | } |
1317 | |
d3372da9 |
1318 | #undef haveargs |
1319 | #undef havepriv |
1320 | |
1321 | /* |
1322 | * Reserved command numbers for nameless commands: |
1323 | * 0: Issued when a client has connected |
1324 | * 1: Issued when a named command couldn't be found |
1325 | */ |
1326 | |
1327 | static struct command commands[] = |
1328 | { |
1329 | {NULL, cmd_connect}, |
1330 | {NULL, cmd_notfound}, |
1331 | {L"shutdown", cmd_shutdown}, |
1332 | {L"quit", cmd_quit}, |
1333 | {L"lsauth", cmd_lsauth}, |
1334 | {L"login", cmd_login}, |
1335 | {L"pass", cmd_pass}, |
1336 | {L"cnct", cmd_fnetconnect}, |
1337 | {L"lsnodes", cmd_lsnodes}, |
1338 | {L"dcnct", cmd_disconnect}, |
1339 | {L"lspa", cmd_lspa}, |
1340 | {L"lspeers", cmd_lspeers}, |
1341 | {L"download", cmd_download}, |
1342 | {L"lstrans", cmd_lstrans}, |
1343 | {L"cancel", cmd_cancel}, |
1344 | {L"notify", cmd_notify}, |
1345 | {L"sendchat", cmd_sendchat}, |
1346 | {L"search", cmd_search}, |
1347 | {L"lssrch", cmd_lssrch}, |
1348 | {L"lssr", cmd_lssr}, |
1349 | {L"cansrch", cmd_cansrch}, |
1350 | {L"filtercmd", cmd_filtercmd}, |
1351 | {L"lstrarg", cmd_lstrarg}, |
1352 | {L"hashstatus", cmd_hashstatus}, |
796283c6 |
1353 | {L"transstatus", cmd_transstatus}, |
5f151349 |
1354 | {L"register", cmd_register}, |
1355 | {L"sendmsg", cmd_sendmsg}, |
9a64a4f7 |
1356 | {L"uptime", cmd_uptime}, |
d3372da9 |
1357 | {NULL, NULL} |
1358 | }; |
1359 | |
1360 | static void freequeuecmd(struct qcommand *qcmd) |
1361 | { |
1362 | int i; |
1363 | |
1364 | if(qcmd->argv != NULL) |
1365 | { |
1366 | for(i = 0; i < qcmd->argc; i++) |
1367 | free(qcmd->argv[i]); |
1368 | free(qcmd->argv); |
1369 | } |
1370 | free(qcmd); |
1371 | } |
1372 | |
1373 | static struct qcommand *unlinkqcmd(struct uidata *data) |
1374 | { |
1375 | struct qcommand *qcmd; |
1376 | |
1377 | qcmd = data->queue; |
1378 | if(qcmd != NULL) |
1379 | { |
1380 | data->queue = qcmd->next; |
1381 | if(qcmd == data->queuelast) |
1382 | data->queuelast = qcmd->next; |
1383 | } |
1384 | return(qcmd); |
1385 | } |
1386 | |
ba86d49a |
1387 | static void notifappendv(struct notif *notif, va_list args) |
d3372da9 |
1388 | { |
d3372da9 |
1389 | int dt, ca; |
1390 | |
d3372da9 |
1391 | while((dt = va_arg(args, int)) != NOTIF_END) |
1392 | { |
1393 | ca = notif->argc; |
1394 | notif->argv = realloc(notif->argv, sizeof(*notif->argv) * ++notif->argc); |
1395 | notif->argv[ca].dt = dt; |
1396 | switch(dt) |
1397 | { |
1398 | case NOTIF_INT: |
1399 | case NOTIF_ID: |
1400 | notif->argv[ca].d.n = va_arg(args, int); |
1401 | break; |
1402 | case NOTIF_STR: |
1403 | notif->argv[ca].d.s = wcsdup(va_arg(args, wchar_t *)); |
1404 | break; |
1405 | case NOTIF_FLOAT: |
1406 | notif->argv[ca].d.d = va_arg(args, double); |
1407 | break; |
1408 | } |
1409 | } |
ba86d49a |
1410 | } |
1411 | |
1412 | static void notifappend(struct notif *notif, ...) |
1413 | { |
1414 | va_list args; |
1415 | |
1416 | va_start(args, notif); |
1417 | notifappendv(notif, args); |
1418 | va_end(args); |
1419 | } |
1420 | |
1421 | static struct notif *newnotif(struct uidata *data, int code, ...) |
1422 | { |
1423 | struct notif *notif; |
1424 | va_list args; |
1425 | |
1426 | notif = smalloc(sizeof(*notif)); |
1427 | memset(notif, 0, sizeof(*notif)); |
1428 | notif->rlimit = 0.0; |
1429 | notif->ui = data; |
1430 | notif->code = code; |
1431 | va_start(args, code); |
1432 | notifappendv(notif, args); |
d3372da9 |
1433 | va_end(args); |
1434 | notif->next = NULL; |
1435 | notif->prev = data->lnotif; |
1436 | if(data->lnotif != NULL) |
1437 | data->lnotif->next = notif; |
1438 | else |
1439 | data->fnotif = notif; |
1440 | data->lnotif = notif; |
1441 | return(notif); |
1442 | } |
1443 | |
1444 | static void freenotif(struct notif *notif) |
1445 | { |
1446 | int i; |
1447 | |
1448 | if(notif->next != NULL) |
1449 | notif->next->prev = notif->prev; |
1450 | if(notif->prev != NULL) |
1451 | notif->prev->next = notif->next; |
1452 | if(notif == notif->ui->fnotif) |
1453 | notif->ui->fnotif = notif->next; |
1454 | if(notif == notif->ui->lnotif) |
1455 | notif->ui->lnotif = notif->prev; |
1456 | if(notif->exptimer != NULL) |
1457 | canceltimer(notif->exptimer); |
1458 | for(i = 0; i < notif->argc; i++) |
1459 | { |
1460 | if(notif->argv[i].dt == NOTIF_STR) |
1461 | free(notif->argv[i].d.s); |
1462 | } |
1463 | if(notif->argv != NULL) |
1464 | free(notif->argv); |
1465 | free(notif); |
1466 | } |
1467 | |
1468 | static void notifexpire(int cancelled, struct notif *notif) |
1469 | { |
1470 | notif->exptimer = NULL; |
1471 | if(!cancelled) |
1472 | freenotif(notif); |
1473 | } |
1474 | |
1475 | static struct notif *findnotif(struct notif *notif, int dir, int state, int code, int id) |
1476 | { |
1477 | int i, cont; |
1478 | |
1479 | for(; notif != NULL; notif = (dir?notif->next:notif->prev)) |
1480 | { |
1481 | if((notif->code == code) && ((state < 0) || (state == notif->state))) |
1482 | { |
1483 | cont = 0; |
1484 | if(id >= 0) |
1485 | { |
1486 | for(i = 0; i < notif->argc; i++) |
1487 | { |
1488 | if((notif->argv[i].dt == NOTIF_ID) && (notif->argv[i].d.n != id)) |
1489 | { |
1490 | cont = 1; |
1491 | break; |
1492 | } |
1493 | } |
1494 | } |
1495 | if(cont) |
1496 | continue; |
1497 | break; |
1498 | } |
1499 | } |
1500 | return(notif); |
1501 | } |
1502 | |
1503 | static void freeuidata(struct uidata *data) |
1504 | { |
1505 | int i; |
1506 | struct qcommand *qcmd; |
1507 | |
1508 | if(data->next != NULL) |
1509 | data->next->prev = data->prev; |
1510 | if(data->prev != NULL) |
1511 | data->prev->next = data->next; |
1512 | if(data == actives) |
1513 | actives = data->next; |
1514 | data->sk->readcb = NULL; |
1515 | data->sk->errcb = NULL; |
1516 | putsock(data->sk); |
1517 | while((qcmd = unlinkqcmd(data)) != NULL) |
1518 | freequeuecmd(qcmd); |
1519 | iconv_close(data->ichandle); |
1520 | if(data->cw != NULL) |
1521 | free(data->cw); |
1522 | if(data->cb != NULL) |
1523 | free(data->cb); |
1524 | if(data->argv != NULL) |
1525 | { |
1526 | for(i = 0; i < data->argc; i++) |
1527 | free(data->argv[i]); |
1528 | free(data->argv); |
1529 | } |
1530 | if(data->auth != NULL) |
1531 | authputhandle(data->auth); |
5f151349 |
1532 | if(data->regname != NULL) |
1533 | free(data->regname); |
d3372da9 |
1534 | if(data->username != NULL) |
1535 | { |
1536 | if(data->userinfo != NULL) |
1537 | flog(LOG_INFO, "%ls logged out", data->username); |
1538 | free(data->username); |
1539 | } |
1540 | free(data->inbuf); |
1541 | while(data->fnotif != NULL) |
1542 | freenotif(data->fnotif); |
1543 | if(data->fcmdbuf != NULL) |
1544 | free(data->fcmdbuf); |
1545 | if(data->fcmdpid != 0) |
1546 | kill(-data->fcmdpid, SIGHUP); |
1547 | if(data->fcmdsk != NULL) |
1548 | putsock(data->fcmdsk); |
1549 | free(data); |
1550 | } |
1551 | |
1552 | static void queuecmd(struct uidata *data, struct command *cmd, int argc, wchar_t **argv) |
1553 | { |
1554 | struct qcommand *new; |
1555 | |
1556 | new = smalloc(sizeof(*new)); |
1557 | new->cmd = cmd; |
1558 | new->argc = argc; |
1559 | new->argv = argv; |
1560 | new->next = NULL; |
1561 | if(data->queuelast != NULL) |
1562 | data->queuelast->next = new; |
1563 | data->queuelast = new; |
1564 | if(data->queue == NULL) |
1565 | data->queue = new; |
1566 | } |
1567 | |
1568 | static struct uidata *newuidata(struct socket *sk) |
1569 | { |
1570 | struct uidata *data; |
5f151349 |
1571 | static int curid = 0; |
d3372da9 |
1572 | |
1573 | data = smalloc(sizeof(*data)); |
1574 | memset(data, 0, sizeof(*data)); |
5f151349 |
1575 | data->id = curid++; |
d3372da9 |
1576 | data->sk = sk; |
1577 | getsock(sk); |
1578 | data->inbuf = smalloc(1024); |
1579 | data->uid = -1; |
1580 | if((data->ichandle = iconv_open("wchar_t", "utf-8")) == (iconv_t)-1) |
1581 | { |
1582 | flog(LOG_CRIT, "iconv cannot handle UTF-8: %s", strerror(errno)); |
1583 | return(NULL); |
1584 | } |
1585 | data->next = actives; |
1586 | data->prev = NULL; |
1587 | if(actives != NULL) |
1588 | actives->prev = data; |
1589 | actives = data; |
1590 | return(data); |
1591 | } |
1592 | |
1593 | static void uiread(struct socket *sk, struct uidata *data) |
1594 | { |
1595 | int ret, done; |
1596 | char *newbuf; |
1597 | char *p1, *p2; |
1598 | wchar_t *porig; |
1599 | size_t datalen, len2; |
1600 | struct command *cur; |
1601 | |
1602 | if(data->indata > 1024) |
1603 | data->indata = 0; |
1604 | if((newbuf = sockgetinbuf(sk, &datalen)) == NULL) |
1605 | return; |
1606 | sizebuf(&data->inbuf, &data->inbufsize, data->indata + datalen, 1, 1); |
1607 | memcpy(data->inbuf + data->indata, newbuf, datalen); |
1608 | free(newbuf); |
1609 | data->indata += datalen; |
1610 | if(data->cb == NULL) |
1611 | { |
1612 | data->cb = smalloc(sizeof(wchar_t) * (data->cbsize = 64)); |
1613 | data->cbdata = 0; |
1614 | data->pp = data->cb; |
1615 | } |
1616 | done = 0; |
1617 | while(!done) |
1618 | { |
1619 | if(data->cbsize == data->cbdata) |
1620 | { |
1621 | len2 = data->pp - data->cb; |
1622 | data->cb = srealloc(data->cb, sizeof(wchar_t) * (data->cbsize *= 2)); |
1623 | data->pp = data->cb + len2; |
1624 | } |
1625 | p1 = data->inbuf; |
1626 | p2 = (char *)(porig = (data->cb + data->cbdata)); |
1627 | len2 = sizeof(wchar_t) * (data->cbsize - data->cbdata); |
1628 | ret = iconv(data->ichandle, &p1, &data->indata, &p2, &len2); |
1629 | memmove(data->inbuf, p1, data->indata); |
1630 | /* Just a sanity check */ |
1631 | if(((p2 - ((char *)data->cb)) % sizeof(wchar_t)) != 0) |
1632 | { |
1633 | flog(LOG_CRIT, "Aiya! iconv does strange things to our wchar_t's!"); |
1634 | abort(); |
1635 | } |
1636 | data->cbdata += (((wchar_t *)p2) - porig); |
1637 | if(ret < 0) |
1638 | { |
1639 | switch(errno) |
1640 | { |
1641 | case EILSEQ: |
1642 | /* XXX: Should this really just ignore it? */ |
1643 | data->indata = 0; |
1644 | done = 1; |
1645 | break; |
1646 | case EINVAL: |
1647 | done = 1; |
1648 | break; |
1649 | case E2BIG: |
1650 | /* Just a sanity check */ |
1651 | if(data->cbsize != data->cbdata) |
1652 | { |
1653 | flog(LOG_CRIT, "Aiya! iconv doesn't give us wchar_t's!"); |
1654 | abort(); |
1655 | } |
1656 | break; |
1657 | default: |
1658 | flog(LOG_WARNING, "bug: strange error from iconv in uiread: %s", strerror(errno)); |
1659 | break; |
1660 | } |
1661 | } else { |
1662 | done = 1; |
1663 | } |
1664 | } |
1665 | done = 0; |
1666 | while(!done && (data->pp - data->cb < data->cbdata)) |
1667 | { |
1668 | switch(data->ps) |
1669 | { |
1670 | case 0: |
1671 | if(iswspace(*data->pp)) |
1672 | { |
1673 | if(*data->pp == L'\r') |
1674 | { |
1675 | if(data->pp == data->cb + data->cbdata - 1) |
1676 | { |
1677 | done = 1; |
1678 | break; |
1679 | } |
1680 | if(*(++data->pp) == L'\n') |
1681 | { |
1682 | if((data->argv != NULL) && (data->argv[0] != NULL)) |
1683 | { |
1684 | for(cur = commands; cur->handler != NULL; cur++) |
1685 | { |
1686 | if(cur->name == NULL) |
1687 | continue; |
1688 | if(!wcscasecmp(cur->name, data->argv[0])) |
1689 | { |
1690 | queuecmd(data, cur, data->argc, data->argv); |
1691 | break; |
1692 | } |
1693 | } |
1694 | if(cur->handler == NULL) |
1695 | queuecmd(data, &commands[1], data->argc, data->argv); |
1696 | } else { |
1697 | queuecmd(data, &commands[1], data->argc, data->argv); |
1698 | } |
1699 | data->argv = NULL; |
1700 | data->args = 0; |
1701 | data->argc = 0; |
1702 | wmemmove(data->cb, data->pp, data->cbdata -= (data->pp - data->cb)); |
1703 | data->pp = data->cb; |
1704 | } else { |
1705 | data->pp++; |
1706 | } |
1707 | } else { |
1708 | data->pp++; |
1709 | } |
1710 | } else { |
1711 | data->ps = 1; |
1712 | data->cwdata = 0; |
1713 | } |
1714 | break; |
1715 | case 1: |
1716 | if(iswspace(*data->pp)) |
1717 | { |
1718 | addtobuf(data->cw, L'\0'); |
1719 | sizebuf(&data->argv, &data->args, data->argc + 1, sizeof(*data->argv), 1); |
1720 | data->argv[data->argc++] = data->cw; |
1721 | data->cw = NULL; |
1722 | data->cwsize = 0; |
1723 | data->cwdata = 0; |
1724 | data->ps = 0; |
1725 | } else if(*data->pp == L'\"') { |
1726 | data->ps = 2; |
1727 | data->pp++; |
1728 | } else if(*data->pp == L'\\') { |
1729 | if(data->pp == data->cb + data->cbdata - 1) |
1730 | { |
1731 | done = 1; |
1732 | break; |
1733 | } |
1734 | addtobuf(data->cw, *(++data->pp)); |
1735 | data->pp++; |
1736 | } else { |
1737 | addtobuf(data->cw, *(data->pp++)); |
1738 | } |
1739 | break; |
1740 | case 2: |
1741 | if(*data->pp == L'\"') |
1742 | { |
1743 | data->ps = 1; |
1744 | } else if(*data->pp == L'\\') { |
1745 | if(data->pp == data->cb + data->cbdata - 1) |
1746 | { |
1747 | done = 1; |
1748 | break; |
1749 | } |
1750 | addtobuf(data->cw, *(++(data->pp))); |
1751 | } else { |
1752 | addtobuf(data->cw, *data->pp); |
1753 | } |
1754 | data->pp++; |
1755 | break; |
1756 | } |
1757 | } |
1758 | } |
1759 | |
1760 | static void uierror(struct socket *sk, int err, struct uidata *data) |
1761 | { |
1762 | if(err) |
1763 | flog(LOG_WARNING, "error occurred on UI socket: %s", strerror(err)); |
1764 | freeuidata(data); |
1765 | } |
1766 | |
1767 | static void uiaccept(struct socket *sk, struct socket *newsk, void *data) |
1768 | { |
1769 | struct uidata *uidata; |
1770 | |
1771 | newsk->data = uidata = newuidata(newsk); |
1772 | socksettos(newsk, confgetint("ui", "uitos")); |
1773 | if(uidata == NULL) |
1774 | return; |
1775 | newsk->errcb = (void (*)(struct socket *, int, void *))uierror; |
1776 | newsk->readcb = (void (*)(struct socket *, void *))uiread; |
1777 | queuecmd(uidata, &commands[0], 0, NULL); |
1778 | } |
1779 | |
1780 | static int srcheta(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, 620, NOTIF_ID, srch->id, NOTIF_INT, srch->eta - time(NULL), NOTIF_END); |
1788 | } |
1789 | return(0); |
1790 | } |
1791 | |
1792 | static int srchcommit(struct search *srch, 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)) |
1799 | newnotif(data, 621, NOTIF_ID, srch->id, NOTIF_END); |
1800 | } |
1801 | return(0); |
1802 | } |
1803 | |
1804 | static int srchres(struct search *srch, struct srchres *sr, void *uudata) |
1805 | { |
1806 | struct uidata *data; |
1807 | |
1808 | for(data = actives; data != NULL; data = data->next) |
1809 | { |
1810 | if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username)) |
ebbc13f3 |
1811 | { |
ebbc13f3 |
1812 | 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 |
1813 | 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 |
1814 | } |
d3372da9 |
1815 | } |
1816 | return(0); |
1817 | } |
1818 | |
1819 | static int recvchat(struct fnetnode *fn, int public, wchar_t *name, wchar_t *peer, wchar_t *string, void *uudata) |
1820 | { |
1821 | struct uidata *data; |
1822 | |
1823 | for(data = actives; data != NULL; data = data->next) |
1824 | { |
1825 | if(haspriv(data, PERM_CHAT) && data->notify.b.fnchat) |
1826 | newnotif(data, 600, NOTIF_ID, fn->id, NOTIF_INT, public, NOTIF_STR, name, NOTIF_STR, peer, NOTIF_STR, string, NOTIF_END); |
1827 | } |
1828 | return(0); |
1829 | } |
1830 | |
1831 | static int fnactive(struct fnetnode *fn, wchar_t *attrib, void *uudata) |
1832 | { |
1833 | struct uidata *data; |
1834 | struct notif *notif; |
1835 | |
1836 | if(!wcscmp(attrib, L"state")) |
1837 | { |
1838 | for(data = actives; data != NULL; data = data->next) |
1839 | { |
1840 | if(data->notify.b.fnact) |
1841 | newnotif(data, 601, NOTIF_ID, fn->id, NOTIF_INT, fn->state, NOTIF_END); |
1842 | } |
1843 | } else if(!wcscmp(attrib, L"name")) { |
1844 | for(data = actives; data != NULL; data = data->next) |
1845 | { |
1846 | if(data->notify.b.fnact) |
1847 | newnotif(data, 602, NOTIF_ID, fn->id, NOTIF_STR, fn->name, NOTIF_END); |
1848 | } |
1849 | } else if(!wcscmp(attrib, L"numpeers")) { |
1850 | for(data = actives; data != NULL; data = data->next) |
1851 | { |
1852 | if(data->notify.b.fnact) |
1853 | { |
1854 | if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 605, fn->id)) != NULL) |
1855 | notif->argv[1].d.n = fn->numpeers; |
1856 | else |
ba86d49a |
1857 | newnotif(data, 605, NOTIF_ID, fn->id, NOTIF_INT, fn->numpeers, NOTIF_END)->rlimit = 0.5; |
d3372da9 |
1858 | } |
1859 | } |
1860 | } |
1861 | return(0); |
1862 | } |
1863 | |
1864 | static int fnunlink(struct fnetnode *fn, void *uudata) |
1865 | { |
1866 | struct uidata *data; |
1867 | |
1868 | for(data = actives; data != NULL; data = data->next) |
1869 | { |
1870 | if(data->notify.b.fnact) |
1871 | newnotif(data, 603, NOTIF_ID, fn->id, NOTIF_END); |
1872 | } |
1873 | return(0); |
1874 | } |
1875 | |
ba86d49a |
1876 | static int peernew(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, 630, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END); |
1884 | } |
1885 | return(0); |
1886 | } |
1887 | |
1888 | static int peerdel(struct fnetnode *fn, struct fnetpeer *peer, void *uudata) |
1889 | { |
1890 | struct uidata *data; |
1891 | |
1892 | for(data = actives; data != NULL; data = data->next) |
1893 | { |
1894 | if(data->notify.b.fnpeer) |
1895 | newnotif(data, 631, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_END); |
1896 | } |
1897 | return(0); |
1898 | } |
1899 | |
1900 | static int peerchange(struct fnetnode *fn, struct fnetpeer *peer, struct fnetpeerdi *di, void *uudata) |
1901 | { |
1902 | struct uidata *data; |
1903 | struct notif *notif; |
1904 | wchar_t buf[32]; |
1905 | |
1906 | for(data = actives; data != NULL; data = data->next) |
1907 | { |
1908 | if(data->notify.b.fnpeer) |
1909 | { |
1910 | for(notif = data->fnotif; notif != NULL; notif = notif->next) |
1911 | { |
1912 | if((notif->code == 632) && (notif->state == NOTIF_PEND) && (notif->argv[0].d.n == fn->id) && !wcscmp(notif->argv[1].d.s, peer->id)) |
1913 | break; |
1914 | } |
1915 | if(notif == NULL) |
1916 | notif = newnotif(data, 632, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END); |
1917 | notifappend(notif, NOTIF_STR, di->datum->id, NOTIF_INT, di->datum->datatype, NOTIF_END); |
1918 | switch(di->datum->datatype) |
1919 | { |
1920 | case FNPD_INT: |
1921 | notifappend(notif, NOTIF_INT, di->data.num, NOTIF_END); |
1922 | break; |
1923 | case FNPD_STR: |
1924 | notifappend(notif, NOTIF_STR, di->data.str, NOTIF_END); |
1925 | break; |
1926 | case FNPD_LL: |
1927 | swprintf(buf, sizeof(buf) / sizeof(*buf), L"%lli", di->data.lnum); |
1928 | notifappend(notif, NOTIF_STR, buf, NOTIF_END); |
1929 | break; |
1930 | } |
1931 | } |
1932 | } |
1933 | return(0); |
1934 | } |
1935 | |
d3372da9 |
1936 | static int newfnetnode(struct fnetnode *fn, void *uudata) |
1937 | { |
1938 | struct uidata *data; |
1939 | |
1940 | for(data = actives; data != NULL; data = data->next) |
1941 | { |
1942 | if(data->notify.b.fnact) |
1943 | newnotif(data, 604, NOTIF_ID, fn->id, NOTIF_STR, fn->fnet->name, NOTIF_END); |
1944 | } |
1945 | CBREG(fn, fnetnode_ac, fnactive, NULL, NULL); |
1946 | CBREG(fn, fnetnode_chat, recvchat, NULL, NULL); |
1947 | CBREG(fn, fnetnode_unlink, fnunlink, NULL, NULL); |
ba86d49a |
1948 | CBREG(fn, fnetpeer_new, peernew, NULL, NULL); |
1949 | CBREG(fn, fnetpeer_del, peerdel, NULL, NULL); |
1950 | CBREG(fn, fnetpeer_chdi, peerchange, NULL, NULL); |
d3372da9 |
1951 | return(0); |
1952 | } |
1953 | |
1954 | static int transferchattr(struct transfer *transfer, wchar_t *attrib, void *uudata) |
1955 | { |
1956 | struct uidata *data; |
1957 | |
1958 | if(!wcscmp(attrib, L"state")) |
1959 | { |
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, 611, NOTIF_ID, transfer->id, NOTIF_INT, transfer->state, NOTIF_END); |
1964 | } |
1965 | } else if(!wcscmp(attrib, L"nick")) { |
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, 612, NOTIF_ID, transfer->id, NOTIF_STR, transfer->peernick, NOTIF_END); |
1970 | } |
1971 | } else if(!wcscmp(attrib, L"size")) { |
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, 613, NOTIF_ID, transfer->id, NOTIF_INT, transfer->size, NOTIF_END); |
1976 | } |
1977 | } else if(!wcscmp(attrib, L"error")) { |
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))) |
1981 | newnotif(data, 614, NOTIF_ID, transfer->id, NOTIF_INT, transfer->error, NOTIF_END); |
1982 | } |
1983 | } else if(!wcscmp(attrib, L"path")) { |
1984 | for(data = actives; data != NULL; data = data->next) |
1985 | { |
1986 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
1987 | newnotif(data, 616, NOTIF_ID, transfer->id, NOTIF_STR, transfer->path, NOTIF_END); |
1988 | } |
a04fc9ff |
1989 | } else if(!wcscmp(attrib, L"hash")) { |
1990 | for(data = actives; data != NULL; data = data->next) |
1991 | { |
1992 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
5e13cdca |
1993 | newnotif(data, 618, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->hash == NULL)?L"":unparsehash(transfer->hash), NOTIF_END); |
a04fc9ff |
1994 | } |
d3372da9 |
1995 | } |
1996 | return(0); |
1997 | } |
1998 | |
1999 | static int transferprog(struct transfer *transfer, void *uudata) |
2000 | { |
2001 | struct uidata *data; |
2002 | struct notif *notif; |
2003 | |
2004 | for(data = actives; data != NULL; data = data->next) |
2005 | { |
2006 | if(haspriv(data, PERM_TRANS) && data->notify.b.trprog && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
2007 | { |
2008 | if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 615, transfer->id)) != NULL) |
2009 | notif->argv[1].d.n = transfer->curpos; |
2010 | else |
2011 | newnotif(data, 615, NOTIF_ID, transfer->id, NOTIF_INT, transfer->curpos, NOTIF_END)->rlimit = 0.5; |
2012 | } |
2013 | } |
2014 | return(0); |
2015 | } |
2016 | |
2017 | static int transferdestroyed(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))) |
3d204c2d |
2024 | newnotif(data, 617, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->exitstatus == NULL)?L"":(transfer->exitstatus), NOTIF_END); |
d3372da9 |
2025 | } |
2026 | return(0); |
2027 | } |
2028 | |
2029 | static int newtransfernotify(struct transfer *transfer, void *uudata) |
2030 | { |
2031 | struct uidata *data; |
2032 | |
2033 | for(data = actives; data != NULL; data = data->next) |
2034 | { |
2035 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) |
2036 | 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); |
2037 | } |
2038 | CBREG(transfer, trans_ac, transferchattr, NULL, NULL); |
2039 | CBREG(transfer, trans_p, transferprog, NULL, NULL); |
2040 | CBREG(transfer, trans_destroy, transferdestroyed, NULL, NULL); |
2041 | return(0); |
2042 | } |
2043 | |
2044 | static struct uiuser *newuser(wchar_t *name, unsigned long perms) |
2045 | { |
2046 | struct uiuser *new; |
2047 | |
2048 | new = smalloc(sizeof(*new)); |
2049 | new->used = 0; |
2050 | new->name = swcsdup(name); |
2051 | new->perms = perms; |
2052 | new->delete = 0; |
2053 | new->next = users; |
2054 | new->prev = NULL; |
2055 | if(users != NULL) |
2056 | users->prev = new; |
2057 | users = new; |
2058 | return(new); |
2059 | } |
2060 | |
2061 | static void freeuser(struct uiuser *user) |
2062 | { |
2063 | if(user->next != NULL) |
2064 | user->next->prev = user->prev; |
2065 | if(user->prev != NULL) |
2066 | user->prev->next = user->next; |
2067 | if(user == users) |
2068 | users = user->next; |
2069 | free(user->name); |
2070 | free(user); |
2071 | } |
2072 | |
2073 | static int conf_user(int argc, wchar_t **argv) |
2074 | { |
2075 | int i, perms, permmod; |
2076 | struct uiuser *user; |
2077 | wchar_t *p; |
2078 | |
2079 | if(argc < 3) |
2080 | { |
2081 | flog(LOG_WARNING, "not enough arguments given for user command"); |
2082 | return(1); |
2083 | } |
2084 | perms = 0; |
2085 | for(i = 2; i < argc; i++) |
2086 | { |
2087 | if(!iswalpha(argv[i][0])) |
2088 | p = argv[i] + 1; |
2089 | else |
2090 | p = argv[i]; |
2091 | if(!wcscmp(p, L"disallow")) |
2092 | permmod = PERM_DISALLOW; |
2093 | if(!wcscmp(p, L"admin")) |
2094 | permmod = PERM_ADMIN; |
2095 | if(!wcscmp(p, L"fnetctl")) |
2096 | permmod = PERM_FNETCTL; |
2097 | if(!wcscmp(p, L"trans")) |
2098 | permmod = PERM_TRANS; |
2099 | if(!wcscmp(p, L"transcu")) |
2100 | permmod = PERM_TRANSCU; |
2101 | if(!wcscmp(p, L"chat")) |
2102 | permmod = PERM_CHAT; |
2103 | if(!wcscmp(p, L"srch")) |
2104 | permmod = PERM_SRCH; |
2105 | if(!wcscmp(p, L"all")) |
2106 | permmod = ~0; |
2107 | if(argv[i][0] == L'-') |
2108 | perms &= ~permmod; |
2109 | else |
2110 | perms |= permmod; |
2111 | } |
2112 | if((user = finduser(argv[1])) == NULL) |
2113 | { |
2114 | newuser(argv[1], perms); |
2115 | } else { |
2116 | user->delete = 0; |
2117 | user->perms = perms; |
2118 | } |
2119 | return(0); |
2120 | } |
2121 | |
2122 | static void preinit(int hup) |
2123 | { |
2124 | struct uiuser *user; |
2125 | |
2126 | if(!hup) |
2127 | { |
2128 | newuser(L"default", 0); |
2129 | } else { |
2130 | for(user = users; user != NULL; user = user->next) |
2131 | { |
2132 | if(!wcscmp(user->name, L"default")) |
2133 | user->delete = 1; |
2134 | } |
2135 | } |
2136 | } |
2137 | |
d3372da9 |
2138 | static int portupdate(struct configvar *var, void *uudata) |
2139 | { |
d3372da9 |
2140 | struct socket *newsock; |
2141 | |
0a1bc5b1 |
2142 | if((uisocket = netcstcplisten(var->val.num, 1, uiaccept, NULL)) == NULL) |
d3372da9 |
2143 | { |
2144 | flog(LOG_WARNING, "could not create new UI socket, reverting to old: %s", strerror(errno)); |
2145 | return(0); |
2146 | } |
2147 | if(uisocket != NULL) |
2148 | putsock(uisocket); |
2149 | uisocket = newsock; |
2150 | return(0); |
2151 | } |
2152 | |
2153 | static int init(int hup) |
2154 | { |
d3372da9 |
2155 | struct uiuser *user, *next; |
2156 | |
2157 | if(hup) |
2158 | { |
2159 | for(user = users; user != NULL; user = next) |
2160 | { |
2161 | next = user->next; |
2162 | if(user->delete) |
2163 | freeuser(user); |
2164 | } |
2165 | } |
2166 | if(!hup) |
2167 | { |
9a64a4f7 |
2168 | starttime = time(NULL); |
d3372da9 |
2169 | if(uisocket != NULL) |
2170 | putsock(uisocket); |
0a1bc5b1 |
2171 | if((uisocket = netcstcplisten(confgetint("ui", "port"), 1, uiaccept, NULL)) == NULL) |
d3372da9 |
2172 | { |
2173 | flog(LOG_CRIT, "could not create UI socket: %s", strerror(errno)); |
2174 | return(1); |
2175 | } |
2176 | CBREG(confgetvar("ui", "port"), conf_update, portupdate, NULL, NULL); |
2177 | GCBREG(newfncb, newfnetnode, NULL); |
2178 | GCBREG(newtransfercb, newtransfernotify, NULL); |
2179 | } |
2180 | return(0); |
2181 | } |
2182 | |
2183 | static int run(void) |
2184 | { |
2185 | int i, id; |
2186 | struct uidata *data, *next; |
2187 | struct qcommand *qcmd; |
2188 | struct notif *notif, *nnotif; |
2189 | wchar_t buf[64]; |
2190 | |
2191 | for(data = actives; data != NULL; data = next) |
2192 | { |
2193 | next = data->next; |
2194 | if(data->close) |
2195 | freeuidata(data); |
2196 | } |
2197 | for(data = actives; data != NULL; data = data->next) |
2198 | { |
2199 | for(notif = data->fnotif; notif != NULL; notif = nnotif) |
2200 | { |
2201 | nnotif = notif->next; |
2202 | if(notif->state == NOTIF_WAIT) |
2203 | continue; |
2204 | id = -1; |
2205 | for(i = 0; i < notif->argc; i++) |
2206 | { |
2207 | if(notif->argv[i].dt == NOTIF_ID) |
2208 | { |
2209 | id = notif->argv[i].d.n; |
2210 | break; |
2211 | } |
2212 | } |
2213 | if(findnotif(notif->prev, 0, -1, notif->code, id) != NULL) |
2214 | continue; |
2215 | sq(data->sk, 2, L"%%i", notif->code, NULL); |
2216 | for(i = 0; i < notif->argc; i++) |
2217 | { |
2218 | switch(notif->argv[i].dt) |
2219 | { |
2220 | case NOTIF_INT: |
2221 | case NOTIF_ID: |
2222 | sq(data->sk, 2, L"%%i", notif->argv[i].d.n, NULL); |
2223 | break; |
2224 | case NOTIF_STR: |
2225 | if(notif->argv[i].d.s[0] == L'%') |
2226 | sq(data->sk, 2, L"%%s", notif->argv[i].d.s, NULL); |
2227 | else |
2228 | sq(data->sk, 2, notif->argv[i].d.s, NULL); |
2229 | break; |
2230 | case NOTIF_FLOAT: |
2231 | swprintf(buf, 64, L"%f", notif->argv[i].d.d); |
2232 | sq(data->sk, 2, buf, NULL); |
2233 | break; |
2234 | } |
2235 | } |
2236 | sq(data->sk, 0, NULL); |
2237 | if(notif->rlimit != 0) |
2238 | { |
2239 | notif->state = NOTIF_WAIT; |
2240 | notif->exptimer = timercallback(ntime() + notif->rlimit, (void (*)(int, void *))notifexpire, notif); |
2241 | } else { |
2242 | freenotif(notif); |
2243 | } |
2244 | } |
2245 | if((qcmd = unlinkqcmd(data)) != NULL) |
2246 | { |
2247 | qcmd->cmd->handler(data->sk, data, qcmd->argc, qcmd->argv); |
2248 | freequeuecmd(qcmd); |
2249 | return(1); |
2250 | } |
2251 | } |
2252 | return(0); |
2253 | } |
2254 | |
2255 | static void terminate(void) |
2256 | { |
2257 | while(users != NULL) |
2258 | freeuser(users); |
2259 | } |
2260 | |
2261 | static struct configvar myvars[] = |
2262 | { |
2263 | {CONF_VAR_BOOL, "onlylocal", {.num = 1}}, |
2264 | {CONF_VAR_INT, "port", {.num = 1500}}, |
2265 | {CONF_VAR_INT, "uitos", {.num = SOCK_TOS_MINDELAY}}, |
2266 | {CONF_VAR_STRING, "filtercmd", {.str = L"dc-filtercmd"}}, |
2267 | {CONF_VAR_END} |
2268 | }; |
2269 | |
2270 | static struct configcmd mycmds[] = |
2271 | { |
2272 | {"user", conf_user}, |
2273 | {NULL} |
2274 | }; |
2275 | |
2276 | static struct module me = |
2277 | { |
2278 | .name = "ui", |
2279 | .conf = |
2280 | { |
2281 | .vars = myvars, |
2282 | .cmds = mycmds |
2283 | }, |
2284 | .preinit = preinit, |
2285 | .init = init, |
2286 | .run = run, |
2287 | .terminate = terminate |
2288 | }; |
2289 | |
2290 | MODULE(me) |