Commit | Line | Data |
---|---|---|
d3372da9 | 1 | /* |
2 | * Dolda Connect - Modular multiuser Direct Connect-style client | |
302a2600 | 3 | * Copyright (C) 2004 Fredrik Tolf <fredrik@dolda2000.com> |
d3372da9 | 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> | |
d3372da9 | 22 | #include <sys/socket.h> |
23 | #include <netinet/in.h> | |
24 | #include <netinet/ip6.h> | |
504ba854 | 25 | #include <arpa/inet.h> |
ddb933f1 | 26 | #include <sys/un.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 | |
dcf7a1a2 | 65 | #define NOTIF_OFF 5 |
d3372da9 | 66 | #define NOTIF_PEND 0 |
67 | #define NOTIF_WAIT 1 | |
68 | ||
69 | struct uidata; | |
70 | ||
71 | struct command | |
72 | { | |
73 | wchar_t *name; | |
74 | void (*handler)(struct socket *sk, struct uidata *data, int argc, wchar_t **argv); | |
75 | }; | |
76 | ||
77 | struct qcommand | |
78 | { | |
79 | struct qcommand *next; | |
80 | struct command *cmd; | |
81 | int argc; | |
82 | wchar_t **argv; | |
83 | }; | |
84 | ||
85 | struct uiuser | |
86 | { | |
87 | struct uiuser *next, *prev; | |
88 | int used; | |
89 | wchar_t *name; | |
90 | unsigned long perms; | |
91 | int delete; | |
92 | }; | |
93 | ||
94 | struct notif | |
95 | { | |
96 | struct notif *next, *prev; | |
97 | struct uidata *ui; | |
98 | int state; | |
99 | int code; | |
100 | double rlimit; | |
101 | size_t argc; | |
102 | struct timer *exptimer; | |
103 | struct notifarg | |
104 | { | |
105 | int dt; | |
106 | union | |
107 | { | |
108 | int n; | |
dcf7a1a2 | 109 | off_t o; |
d3372da9 | 110 | wchar_t *s; |
111 | double d; | |
112 | } d; | |
113 | } *argv; | |
114 | }; | |
115 | ||
116 | struct uidata | |
117 | { | |
118 | struct uidata *next, *prev; | |
119 | struct socket *sk; | |
120 | struct qcommand *queue, *queuelast; | |
121 | struct authhandle *auth; | |
122 | int close; | |
123 | union | |
124 | { | |
125 | struct | |
126 | { | |
127 | int fnact:1; | |
128 | int fnchat:1; | |
ba86d49a | 129 | int fnpeer:1; |
d3372da9 | 130 | int tract:1; |
131 | int trprog:1; | |
132 | int srch:1; | |
5f151349 | 133 | int msg:1; |
d3372da9 | 134 | } b; |
135 | int w; | |
136 | } notify; | |
137 | wchar_t *username; | |
138 | struct uiuser *userinfo; | |
5f151349 | 139 | int id; |
140 | wchar_t *regname; | |
d3372da9 | 141 | uid_t uid; |
142 | struct notif *fnotif, *lnotif; | |
143 | char *fcmdbuf; | |
144 | size_t fcmdbufdata, fcmdbufsize; | |
145 | pid_t fcmdpid; | |
146 | struct socket *fcmdsk; | |
147 | /* Read buffer */ | |
148 | char *inbuf; | |
149 | size_t inbufsize, indata; | |
150 | /* Wordset storage */ | |
151 | wchar_t **argv; | |
76236762 | 152 | size_t argc, args; |
d3372da9 | 153 | /* WCS conversation stuff */ |
154 | wchar_t *cb; /* Conversation buffer */ | |
155 | size_t cbsize, cbdata; | |
156 | iconv_t ichandle; | |
157 | /* Parser data */ | |
158 | int ps; /* Parser state */ | |
159 | wchar_t *pp; /* Current parse pointer */ | |
160 | wchar_t *cw; /* Current word (building storage) */ | |
161 | size_t cwsize, cwdata; | |
162 | }; | |
163 | ||
164 | static int srcheta(struct search *srch, void *uudata); | |
165 | static int srchcommit(struct search *srch, void *uudata); | |
166 | static int srchres(struct search *srch, struct srchres *sr, void *uudata); | |
5f151349 | 167 | static struct notif *newnotif(struct uidata *data, int code, ...); |
168 | static void notifappend(struct notif *notif, ...); | |
d3372da9 | 169 | |
170 | struct uiuser *users = NULL; | |
171 | struct uidata *actives = NULL; | |
ddb933f1 | 172 | struct socket *tcpsocket = NULL; |
173 | struct socket *unixsocket = NULL; | |
9a64a4f7 | 174 | static time_t starttime; |
d3372da9 | 175 | |
176 | static wchar_t *quoteword(wchar_t *word) | |
177 | { | |
178 | wchar_t *wp, *buf, *bp; | |
179 | int dq, numbs, numc; | |
180 | ||
181 | dq = 0; | |
182 | numbs = 0; | |
183 | numc = 0; | |
184 | if(*word == L'\0') | |
185 | { | |
186 | dq = 1; | |
187 | } else { | |
188 | for(wp = word; *wp != L'\0'; wp++) | |
189 | { | |
190 | if(!dq && iswspace(*wp)) | |
191 | dq = 1; | |
192 | if((*wp == L'\\') || (*wp == L'\"')) | |
193 | numbs++; | |
194 | numc++; | |
195 | } | |
196 | } | |
197 | if(!dq && !numbs) | |
198 | return(NULL); | |
199 | bp = buf = smalloc(sizeof(wchar_t) * (numc + numbs + (dq?2:0) + 1)); | |
200 | if(dq) | |
201 | *(bp++) = L'\"'; | |
202 | for(wp = word; *wp != L'\0'; wp++) | |
203 | { | |
204 | if((*wp == L'\\') || (*wp == L'\"')) | |
205 | *(bp++) = L'\\'; | |
206 | *(bp++) = *wp; | |
207 | } | |
208 | if(dq) | |
209 | *(bp++) = L'\"'; | |
210 | *(bp++) = L'\0'; | |
211 | return(buf); | |
212 | } | |
213 | ||
214 | static void sq(struct socket *sk, int cont, ...) | |
215 | { | |
216 | int num, freepart; | |
217 | va_list al; | |
f7292a8b | 218 | char *final, *sarg; |
d3372da9 | 219 | wchar_t *buf; |
220 | wchar_t *part, *tpart; | |
221 | size_t bufsize, bufdata; | |
222 | ||
223 | buf = NULL; | |
224 | bufsize = bufdata = 0; | |
225 | num = 0; | |
226 | va_start(al, cont); | |
227 | while((part = va_arg(al, wchar_t *)) != NULL) | |
228 | { | |
f7292a8b | 229 | freepart = 0; |
d3372da9 | 230 | if(*part == L'%') |
231 | { | |
f7292a8b | 232 | tpart = part + 1; |
233 | if(!wcscmp(tpart, L"i")) | |
d3372da9 | 234 | { |
f7292a8b | 235 | freepart = 1; |
236 | part = swprintf2(L"%i", va_arg(al, int)); | |
dcf7a1a2 FT |
237 | } else if(!wcscmp(tpart, L"zi")) { |
238 | freepart = 1; | |
239 | part = swprintf2(L"%zi", va_arg(al, size_t)); | |
240 | } else if(!wcscmp(tpart, L"oi")) { | |
241 | freepart = 1; | |
242 | part = swprintf2(L"%ji", (intmax_t)va_arg(al, off_t)); | |
f7292a8b | 243 | } else if(!wcscmp(tpart, L"s")) { |
244 | freepart = 1; | |
245 | part = icmbstowcs(sarg = va_arg(al, char *), NULL); | |
246 | if(part == NULL) | |
d3372da9 | 247 | { |
f7292a8b | 248 | freepart = 0; |
249 | part = L"ERROR"; | |
250 | flog(LOG_ERR, "could not convert local string to wcs: %s", sarg); | |
d3372da9 | 251 | } |
f7292a8b | 252 | } else if(!wcscmp(tpart, L"ls")) { |
253 | part = va_arg(al, wchar_t *); | |
254 | } else if(!wcscmp(tpart, L"ll")) { | |
255 | freepart = 1; | |
256 | part = swprintf2(L"%lli", va_arg(al, long long)); | |
257 | } else if(!wcscmp(tpart, L"f")) { | |
258 | freepart = 1; | |
259 | part = swprintf2(L"%f", va_arg(al, double)); | |
260 | } else if(!wcscmp(tpart, L"x")) { | |
261 | freepart = 1; | |
262 | part = swprintf2(L"%x", va_arg(al, int)); | |
263 | } else { | |
264 | flog(LOG_CRIT, "BUG: unknown type code in sq: %ls", tpart); | |
265 | abort(); | |
d3372da9 | 266 | } |
d3372da9 | 267 | } |
268 | if((tpart = quoteword(part)) != NULL) | |
269 | { | |
270 | if(freepart) | |
271 | free(part); | |
272 | part = tpart; | |
273 | freepart = 1; | |
274 | } | |
275 | if((num > 1) || ((num == 1) && !(cont & 1))) | |
276 | addtobuf(buf, L' '); | |
277 | bufcat(buf, part, wcslen(part)); | |
278 | if((num == 0) && (cont & 1)) | |
279 | addtobuf(buf, L'-'); | |
280 | num++; | |
281 | if(freepart) | |
282 | free(part); | |
283 | } | |
284 | if(cont & 2) | |
285 | bufcat(buf, L" \0", 2); | |
286 | else | |
287 | bufcat(buf, L"\r\n\0", 3); | |
288 | if((final = icwcstombs(buf, "utf-8")) == NULL) | |
289 | { | |
290 | flog(LOG_CRIT, "could not convert \"%ls\" into utf-8: %s", buf, strerror(errno)); | |
291 | free(buf); | |
292 | return; | |
293 | } | |
294 | va_end(al); | |
295 | free(buf); | |
296 | sockqueue(sk, final, strlen(final)); | |
297 | free(final); | |
298 | } | |
299 | ||
300 | struct uiuser *finduser(wchar_t *name) | |
301 | { | |
302 | struct uiuser *user; | |
303 | ||
304 | for(user = users; user != NULL; user = user->next) | |
305 | { | |
306 | if(!wcscmp(user->name, name)) | |
307 | break; | |
308 | } | |
309 | return(user); | |
310 | } | |
311 | ||
312 | static void logout(struct uidata *data) | |
313 | { | |
314 | data->userinfo = NULL; | |
315 | if(data->username != NULL) | |
316 | free(data->username); | |
317 | data->username = NULL; | |
318 | if(data->auth != NULL) | |
319 | authputhandle(data->auth); | |
320 | data->auth = NULL; | |
321 | } | |
322 | ||
323 | static int haspriv(struct uidata *data, int perm) | |
324 | { | |
325 | if(data->userinfo == NULL) | |
326 | return(0); | |
327 | if(data->userinfo->perms & perm) | |
328 | return(1); | |
329 | else | |
330 | return(0); | |
331 | } | |
332 | ||
333 | /* Useful macros for the command functions: */ | |
334 | #define haveargs(n) do { if(argc < n) { sq(sk, 0, L"501", L"Wrong number of arguments", NULL); return; } } while(0) | |
a9bfddfe | 335 | #define havepriv(p) do { if((data->userinfo == NULL) || ((data->userinfo->perms & (p)) != (p))) { sq(sk, 0, L"502", L"Unauthorized request", L"needed", L"%x", (p), NULL); return; } } while(0) |
d3372da9 | 336 | |
337 | static void cmd_connect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
338 | { | |
339 | int valid; | |
504ba854 | 340 | struct in6_addr mv4lo; |
d3372da9 | 341 | |
342 | if(confgetint("ui", "onlylocal")) | |
343 | { | |
344 | switch(sk->remote->sa_family) | |
345 | { | |
346 | case AF_INET: | |
347 | valid = ((struct sockaddr_in *)sk->remote)->sin_addr.s_addr == INADDR_LOOPBACK; | |
348 | break; | |
349 | case AF_INET6: | |
504ba854 | 350 | inet_pton(AF_INET6, "::ffff:127.0.0.1", &mv4lo); |
351 | valid = 0; | |
352 | if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &in6addr_loopback, sizeof(in6addr_loopback))) | |
353 | valid = 1; | |
354 | if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &mv4lo, sizeof(in6addr_loopback))) | |
355 | valid = 1; | |
d3372da9 | 356 | break; |
ddb933f1 | 357 | case AF_UNIX: |
358 | valid = 1; | |
359 | break; | |
d3372da9 | 360 | default: |
361 | valid = 0; | |
362 | break; | |
363 | } | |
364 | if(!valid) | |
365 | { | |
366 | sq(sk, 0, L"502", L"Only localhost connections allowed to this host", NULL); | |
367 | sk->close = 1; | |
368 | data->close = 1; | |
369 | return; | |
370 | } | |
371 | } | |
4a9a79b3 | 372 | sq(sk, 0, L"201", L"1", L"2", L"Dolda Connect daemon v" VERSION, NULL); |
d3372da9 | 373 | } |
374 | ||
375 | static void cmd_notfound(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
376 | { | |
377 | if((argv != NULL) && (argv[0] != NULL)) | |
f7292a8b | 378 | sq(sk, 0, L"500", L"Command not found", NULL); |
d3372da9 | 379 | else |
380 | sq(sk, 0, L"500", L"No command", NULL); | |
381 | } | |
382 | ||
383 | static void cmd_shutdown(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
384 | { | |
385 | extern volatile int running; | |
386 | ||
387 | havepriv(PERM_ADMIN); | |
388 | flog(LOG_NOTICE, "UI shutdown request from %ls, shutting down", data->username); | |
389 | running = 0; | |
390 | sq(sk, 0, L"200", L"Daemon shutting down", NULL); | |
391 | } | |
392 | ||
393 | static void cmd_quit(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
394 | { | |
395 | sq(sk, 0, L"200", L"Closing connection", NULL); | |
396 | data->close = 1; | |
397 | } | |
398 | ||
399 | static void cmd_lsauth(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
400 | { | |
401 | struct authmech *mech, *prev; | |
402 | ||
403 | prev = NULL; | |
404 | for(mech = mechs; mech != NULL; mech = mech->next) | |
405 | { | |
3616b334 | 406 | if(mech->enabled && authavailable(mech, sk)) |
d3372da9 | 407 | { |
408 | if(prev != NULL) | |
409 | sq(sk, 1, L"200", prev->name, NULL); | |
410 | prev = mech; | |
411 | } | |
412 | } | |
413 | if(prev == NULL) | |
414 | sq(sk, 0, L"201", L"No authentication methods supported", NULL); | |
415 | else | |
416 | sq(sk, 0, L"200", prev->name, NULL); | |
417 | } | |
418 | ||
419 | static void cmd_login(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
420 | { | |
421 | char *buf; | |
422 | int code; | |
423 | struct passwd *pwd; | |
424 | ||
425 | haveargs(3); | |
426 | if(data->username != NULL) | |
427 | { | |
428 | if(data->userinfo != NULL) | |
429 | sq(sk, 0, L"503", L"Already logged in", NULL); | |
430 | else | |
431 | sq(sk, 0, L"503", L"Already logging in", NULL); | |
432 | return; | |
433 | } | |
434 | if((buf = icwcstombs(argv[2], NULL)) == NULL) | |
435 | { | |
436 | sq(sk, 0, L"504", L"Could not convert username to locale charset", NULL); | |
437 | return; | |
438 | } | |
439 | data->username = swcsdup(argv[2]); | |
440 | if((pwd = getpwnam(buf)) == NULL) | |
441 | data->uid = -1; | |
442 | else | |
443 | data->uid = pwd->pw_uid; | |
444 | if((data->auth = initauth(argv[1], buf)) == NULL) | |
445 | { | |
446 | if(errno == ENOENT) | |
447 | sq(sk, 0, L"508", L"No such authentication mechanism", NULL); | |
448 | else | |
f7292a8b | 449 | sq(sk, 0, L"505", L"Could not initialize authentication system", L"%s", strerror(errno), NULL); |
d3372da9 | 450 | free(buf); |
451 | logout(data); | |
452 | return; | |
453 | } | |
454 | free(buf); | |
3616b334 | 455 | switch(authenticate(data->auth, sk, NULL)) |
d3372da9 | 456 | { |
457 | case AUTH_SUCCESS: | |
458 | data->userinfo = finduser(data->username); | |
459 | if(data->userinfo == NULL) | |
460 | data->userinfo = finduser(L"default"); | |
461 | if(data->uid == -1) | |
462 | { | |
463 | sq(sk, 0, L"506", L"Authentication error", NULL); | |
6c9eee05 | 464 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 | 465 | logout(data); |
466 | } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) { | |
467 | sq(sk, 0, L"506", L"Authentication error", NULL); | |
6c9eee05 | 468 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 | 469 | logout(data); |
470 | } else { | |
471 | sq(sk, 0, L"200", L"Welcome", NULL); | |
6c9eee05 | 472 | flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen)); |
d3372da9 | 473 | } |
474 | break; | |
475 | case AUTH_DENIED: | |
f7292a8b | 476 | sq(sk, 0, L"506", L"Authentication error", L"%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL); |
6c9eee05 | 477 | flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 | 478 | logout(data); |
479 | break; | |
480 | case AUTH_PASS: | |
481 | switch(data->auth->prompt) | |
482 | { | |
483 | case AUTH_PR_AUTO: | |
484 | code = 300; | |
485 | break; | |
486 | case AUTH_PR_NOECHO: | |
487 | code = 301; | |
488 | break; | |
489 | case AUTH_PR_ECHO: | |
490 | code = 302; | |
491 | break; | |
492 | case AUTH_PR_INFO: | |
493 | code = 303; | |
494 | break; | |
495 | case AUTH_PR_ERROR: | |
496 | code = 304; | |
497 | break; | |
498 | } | |
f7292a8b | 499 | sq(sk, 0, L"%i", code, data->auth->text, NULL); |
d3372da9 | 500 | break; |
501 | case AUTH_ERR: | |
f7292a8b | 502 | sq(sk, 0, L"505", L"System error", L"%s", strerror(errno), NULL); |
d3372da9 | 503 | logout(data); |
504 | break; | |
505 | default: | |
506 | flog(LOG_WARNING, "BUG? Non-caught return from authenticate in cmd_login"); | |
f7292a8b | 507 | sq(sk, 0, L"505", L"System error", L"%s", strerror(errno), NULL); |
d3372da9 | 508 | logout(data); |
509 | break; | |
510 | } | |
511 | } | |
512 | ||
513 | static void cmd_pass(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
514 | { | |
515 | char *buf; | |
516 | int code; | |
517 | ||
518 | haveargs(2); | |
519 | if((buf = icwcstombs(argv[1], NULL)) == NULL) | |
520 | { | |
521 | sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL); | |
522 | return; | |
523 | } | |
524 | if((data->auth == NULL) || (data->userinfo != NULL)) | |
525 | { | |
526 | sq(sk, 0, L"507", L"Data not expected", NULL); | |
527 | return; | |
528 | } | |
3616b334 | 529 | switch(authenticate(data->auth, sk, buf)) |
d3372da9 | 530 | { |
531 | case AUTH_SUCCESS: | |
532 | data->userinfo = finduser(data->username); | |
533 | if(data->userinfo == NULL) | |
534 | data->userinfo = finduser(L"default"); | |
535 | if(data->uid == -1) | |
536 | { | |
537 | sq(sk, 0, L"506", L"Authentication error", NULL); | |
6c9eee05 | 538 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 | 539 | logout(data); |
540 | } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) { | |
541 | sq(sk, 0, L"506", L"Authentication error", NULL); | |
6c9eee05 | 542 | flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 | 543 | logout(data); |
544 | } else { | |
545 | sq(sk, 0, L"200", L"Welcome", NULL); | |
6c9eee05 | 546 | flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen)); |
d3372da9 | 547 | } |
548 | break; | |
549 | case AUTH_DENIED: | |
f7292a8b | 550 | sq(sk, 0, L"506", L"Authentication error", L"%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL); |
6c9eee05 | 551 | flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen)); |
d3372da9 | 552 | logout(data); |
553 | break; | |
554 | case AUTH_PASS: | |
555 | switch(data->auth->prompt) | |
556 | { | |
557 | case AUTH_PR_AUTO: | |
558 | code = 300; | |
559 | break; | |
560 | case AUTH_PR_NOECHO: | |
561 | code = 301; | |
562 | break; | |
563 | case AUTH_PR_ECHO: | |
564 | code = 302; | |
565 | break; | |
566 | case AUTH_PR_INFO: | |
567 | code = 303; | |
568 | break; | |
569 | case AUTH_PR_ERROR: | |
570 | code = 304; | |
571 | break; | |
572 | } | |
f7292a8b | 573 | sq(sk, 0, L"%i", code, data->auth->text, NULL); |
d3372da9 | 574 | break; |
575 | case AUTH_ERR: | |
f7292a8b | 576 | sq(sk, 0, L"505", L"System error", L"%s", strerror(errno), NULL); |
d3372da9 | 577 | logout(data); |
578 | break; | |
579 | default: | |
580 | flog(LOG_WARNING, "BUG? Non-caught return from authenticate in cmd_pass"); | |
f7292a8b | 581 | sq(sk, 0, L"505", L"System error", L"%s", strerror(errno), NULL); |
d3372da9 | 582 | logout(data); |
583 | break; | |
584 | } | |
585 | free(buf); | |
586 | } | |
587 | ||
588 | static void cmd_fnetconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
589 | { | |
590 | int i; | |
591 | char *buf; | |
592 | int err; | |
593 | struct fnetnode *fn; | |
efc05613 | 594 | struct wcspair *args; |
d3372da9 | 595 | |
596 | haveargs(3); | |
597 | havepriv(PERM_FNETCTL); | |
dd31fcfa | 598 | for(i = 0, fn = fnetnodes; fn != NULL; i++, fn = fn->next); |
599 | if((confgetint("fnet", "maxnodes") > 0) && (i >= confgetint("fnet", "maxnodes"))) { | |
600 | sq(sk, 0, L"515", L"Too many fnetnodes connected already", NULL); | |
601 | return; | |
602 | } | |
d3372da9 | 603 | if((buf = icwcstombs(argv[2], NULL)) == NULL) |
604 | { | |
605 | sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL); | |
606 | return; | |
607 | } | |
efc05613 | 608 | args = NULL; |
609 | for(i = 3; i < argc - 1; i += 2) | |
610 | newwcspair(argv[i], argv[i + 1], &args); | |
a3a4a3a7 | 611 | fn = fnetinitconnect(argv[1], data->userinfo->name, buf, args); |
d3372da9 | 612 | err = errno; |
613 | free(buf); | |
614 | if(fn == NULL) | |
615 | { | |
616 | if(errno == EPROTONOSUPPORT) | |
617 | sq(sk, 0, L"511", L"No such network name", NULL); | |
618 | else | |
f7292a8b | 619 | sq(sk, 0, L"509", L"Could not parse the address", L"%s", strerror(err), NULL); |
d3372da9 | 620 | return; |
621 | } | |
d3372da9 | 622 | linkfnetnode(fn); |
623 | fnetsetname(fn, argv[2]); | |
f7292a8b | 624 | sq(sk, 0, L"200", L"%i", fn->id, L"Connection under way", NULL); |
d3372da9 | 625 | putfnetnode(fn); |
d3372da9 | 626 | } |
627 | ||
628 | static void cmd_lsnodes(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
629 | { | |
630 | struct fnetnode *fn; | |
631 | ||
632 | if(fnetnodes == NULL) | |
633 | { | |
634 | sq(sk, 0, L"201", L"No connected nodes", NULL); | |
635 | return; | |
636 | } | |
637 | for(fn = fnetnodes; fn != NULL; fn = fn->next) | |
638 | { | |
f7292a8b | 639 | 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 | 640 | } |
641 | } | |
642 | ||
643 | static void cmd_disconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
644 | { | |
645 | struct fnetnode *fn; | |
646 | int i; | |
647 | ||
648 | haveargs(2); | |
649 | havepriv(PERM_FNETCTL); | |
650 | /* Note - Programmatical user interfaces must only give one | |
651 | * argument per command, the multiple argument form is only for | |
652 | * convenience when manually controlling the daemon via | |
653 | * eg. telnet. The reason is that the return codes aren't clear | |
654 | * enough for the multiple argument form. */ | |
655 | for(i = 1; i < argc; i++) | |
656 | { | |
657 | if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL) | |
658 | { | |
659 | sq(sk, 0, L"510", L"No such node", NULL); | |
660 | return; | |
661 | } | |
18603153 | 662 | if(wpfind(fn->args, L"locked") && !((data->userinfo->perms & PERM_ADMIN) || !wcscmp(data->userinfo->name, fn->owner))) |
663 | { | |
664 | sq(sk, 0, L"502", L"This node is locked and you are neither administrator nor its owner", NULL); | |
665 | return; | |
666 | } | |
d3372da9 | 667 | killfnetnode(fn); |
668 | unlinkfnetnode(fn); | |
669 | } | |
670 | sq(sk, 0, L"200", L"Node flagged for disconnection", NULL); | |
671 | } | |
672 | ||
673 | static void cmd_lspa(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
674 | { | |
675 | struct fnetnode *fn; | |
676 | struct fnetpeerdatum *datum; | |
677 | ||
678 | haveargs(2); | |
679 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) | |
680 | { | |
681 | sq(sk, 0, L"510", L"No such node", NULL); | |
682 | return; | |
683 | } | |
684 | if(fn->peerdata == NULL) | |
685 | { | |
686 | sq(sk, 0, L"201", L"No data available", NULL); | |
687 | } else { | |
688 | for(datum = fn->peerdata; datum != NULL; datum = datum->next) | |
f7292a8b | 689 | sq(sk, (datum->next != NULL)?1:0, L"200", datum->id, L"%i", datum->datatype, NULL); |
d3372da9 | 690 | } |
691 | } | |
692 | ||
693 | static void cmd_lspeers(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
694 | { | |
695 | int i; | |
696 | struct fnetnode *fn; | |
697 | struct fnetpeer *peer; | |
d3372da9 | 698 | |
699 | haveargs(2); | |
700 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) | |
701 | { | |
702 | sq(sk, 0, L"510", L"No such node", NULL); | |
703 | return; | |
704 | } | |
705 | if(fn->peers == NULL) | |
706 | { | |
707 | sq(sk, 0, L"201", L"No peers avaiable", NULL); | |
708 | } else { | |
709 | for(peer = fn->peers; peer != NULL; peer = peer->next) | |
710 | { | |
f7292a8b | 711 | sq(sk, 2 | ((peer->next != NULL)?1:0), L"200", L"%ls", peer->id, L"%ls", peer->nick, NULL); |
d3372da9 | 712 | for(i = 0; i < peer->dinum; i++) |
713 | { | |
714 | if(peer->peerdi[i].datum->datatype == FNPD_INT) | |
f7292a8b | 715 | sq(sk, 2, peer->peerdi[i].datum->id, L"%i", peer->peerdi[i].data.num, NULL); |
d3372da9 | 716 | if(peer->peerdi[i].datum->datatype == FNPD_LL) |
f7292a8b | 717 | sq(sk, 2, peer->peerdi[i].datum->id, L"%ll", peer->peerdi[i].data.lnum, NULL); |
d3372da9 | 718 | if((peer->peerdi[i].datum->datatype == FNPD_STR) && (peer->peerdi[i].data.str != NULL)) |
f7292a8b | 719 | sq(sk, 2, peer->peerdi[i].datum->id, L"%ls", peer->peerdi[i].data.str, NULL); |
d3372da9 | 720 | } |
721 | sq(sk, 0, NULL); | |
722 | } | |
723 | } | |
724 | } | |
725 | ||
726 | static void cmd_download(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
727 | { | |
728 | int i; | |
729 | struct fnet *net; | |
730 | struct fnetnode *fn; | |
731 | struct transfer *transfer; | |
732 | struct fnetpeer *peer; | |
733 | ||
734 | haveargs(4); | |
735 | if((argc > 5) && ((argc % 2) == 0)) | |
736 | { | |
737 | sq(sk, 0, L"501", L"Must have an even number of arguments", NULL); | |
738 | return; | |
739 | } | |
740 | havepriv(PERM_TRANS); | |
741 | if((*(argv[1]) >= L'0') && (*(argv[1]) <= L'9')) | |
742 | { | |
743 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) | |
744 | { | |
745 | sq(sk, 0, L"510", L"No such node", NULL); | |
746 | return; | |
747 | } | |
748 | net = fn->fnet; | |
749 | } else { | |
750 | fn = NULL; | |
751 | if((net = findfnet(argv[1])) == NULL) | |
752 | { | |
753 | sq(sk, 0, L"511", L"No such network name", NULL); | |
754 | return; | |
755 | } | |
756 | } | |
757 | transfer = newtransfer(); | |
758 | authgethandle(transfer->auth = data->auth); | |
759 | transfer->fnet = net; | |
760 | transfer->peerid = swcsdup(argv[2]); | |
761 | transfer->path = swcsdup(argv[3]); | |
762 | transfer->dir = TRNSD_DOWN; | |
763 | transfer->owner = data->uid; | |
764 | if(fn != NULL) | |
765 | { | |
766 | transfer->fn = fn; | |
767 | getfnetnode(fn); | |
768 | linktransfer(transfer); | |
769 | if(((peer = fnetfindpeer(fn, transfer->peerid)) != NULL) && (peer->nick != NULL)) | |
770 | transfersetnick(transfer, peer->nick); | |
771 | } else { | |
772 | linktransfer(transfer); | |
773 | } | |
774 | if(argc > 4) | |
dcf7a1a2 | 775 | transfersetsize(transfer, wcstoll(argv[4], NULL, 0)); |
d3372da9 | 776 | if(argc > 5) |
777 | { | |
778 | for(i = 5; i < argc; i += 2) | |
5123bec0 | 779 | { |
780 | if(!wcscmp(argv[i], L"hash")) | |
781 | { | |
a04fc9ff | 782 | transfersethash(transfer, parsehash(argv[i + 1])); |
5123bec0 | 783 | } else { |
9ec790e8 | 784 | newwcspair(argv[i], argv[i + 1], &transfer->args); |
5123bec0 | 785 | } |
786 | } | |
d3372da9 | 787 | } |
f7292a8b | 788 | sq(sk, 0, L"200", L"%i", transfer->id, L"Download queued", NULL); |
d3372da9 | 789 | transfersetactivity(transfer, L"create"); |
790 | } | |
791 | ||
792 | static void cmd_lstrans(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
793 | { | |
794 | struct transfer *transfer, *pt; | |
795 | ||
796 | havepriv(PERM_TRANS); | |
797 | pt = NULL; | |
798 | for(transfer = transfers; transfer != NULL; transfer = transfer->next) | |
799 | { | |
800 | if((transfer->dir != TRNSD_DOWN) || (transfer->owner == data->uid)) | |
801 | { | |
802 | if(pt != NULL) | |
f7292a8b | 803 | sq(sk, 1, L"200", L"%i", pt->id, L"%i", pt->dir, |
804 | L"%i", pt->state, pt->peerid, | |
d3372da9 | 805 | (pt->peernick == NULL)?L"":(pt->peernick), |
806 | (pt->path == NULL)?L"":(pt->path), | |
dcf7a1a2 | 807 | L"%oi", pt->size, L"%oi", pt->curpos, |
5123bec0 | 808 | (pt->hash == NULL)?L"":unparsehash(pt->hash), |
d3372da9 | 809 | NULL); |
810 | pt = transfer; | |
811 | } | |
812 | } | |
813 | if(pt == NULL) | |
814 | sq(sk, 0, L"201", L"No transfers", NULL); | |
815 | else | |
f7292a8b | 816 | sq(sk, 0, L"200", L"%i", pt->id, L"%i", pt->dir, |
817 | L"%i", pt->state, pt->peerid, | |
d3372da9 | 818 | (pt->peernick == NULL)?L"":(pt->peernick), |
819 | (pt->path == NULL)?L"":(pt->path), | |
dcf7a1a2 | 820 | L"%oi", pt->size, L"%oi", pt->curpos, |
5123bec0 | 821 | (pt->hash == NULL)?L"":unparsehash(pt->hash), |
d3372da9 | 822 | NULL); |
823 | } | |
824 | ||
825 | static void cmd_cancel(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
826 | { | |
827 | struct transfer *transfer; | |
828 | ||
829 | haveargs(2); | |
830 | havepriv(PERM_TRANS); | |
831 | if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL) | |
832 | { | |
833 | sq(sk, 0, L"512", L"No such transfer", NULL); | |
834 | return; | |
835 | } | |
836 | if((transfer->dir == TRNSD_UP) && !(data->userinfo->perms & PERM_TRANSCU)) | |
837 | { | |
838 | sq(sk, 0, L"502", L"You are not allowed to cancel uploads", NULL); | |
839 | return; | |
840 | } | |
841 | if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid)) | |
842 | { | |
843 | sq(sk, 0, L"502", L"You do not own that transfer", NULL); | |
844 | return; | |
845 | } | |
846 | transfer->close = 1; | |
847 | sq(sk, 0, L"200", L"Transfer cancelled", NULL); | |
848 | } | |
849 | ||
4a9a79b3 | 850 | static void cmd_reset(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
851 | { | |
852 | struct transfer *transfer; | |
853 | ||
854 | haveargs(2); | |
855 | havepriv(PERM_TRANS); | |
856 | if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL) | |
857 | { | |
858 | sq(sk, 0, L"512", L"No such transfer", NULL); | |
859 | return; | |
860 | } | |
861 | if(transfer->dir == TRNSD_UP) | |
862 | { | |
863 | sq(sk, 0, L"512", L"Only applicable to downloads", NULL); | |
864 | return; | |
865 | } | |
866 | resettransfer(transfer); | |
867 | sq(sk, 0, L"200", L"Transfer reset", NULL); | |
868 | } | |
869 | ||
d3372da9 | 870 | static void cmd_notify(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
871 | { | |
872 | int i, val; | |
873 | ||
874 | if((argc % 2) != 1) | |
875 | { | |
876 | sq(sk, 0, L"501", L"Must have an even number of arguments", NULL); | |
877 | return; | |
878 | } | |
879 | for(i = 1; i < argc; i += 2) | |
880 | { | |
881 | if(!wcscasecmp(argv[i + 1], L"on")) | |
882 | val = 1; | |
883 | else | |
884 | val = 0; | |
885 | if(!wcscasecmp(argv[i], L"all")) | |
886 | { | |
887 | if(val) | |
888 | data->notify.w = ~0; | |
889 | else | |
890 | data->notify.w = 0; | |
891 | } else if(!wcscasecmp(argv[i], L"fn:chat")) { | |
892 | data->notify.b.fnchat = val; | |
893 | } else if(!wcscasecmp(argv[i], L"fn:act")) { | |
894 | data->notify.b.fnact = val; | |
ba86d49a | 895 | } else if(!wcscasecmp(argv[i], L"fn:peer")) { |
896 | data->notify.b.fnpeer = val; | |
d3372da9 | 897 | } else if(!wcscasecmp(argv[i], L"trans:act")) { |
898 | data->notify.b.tract = val; | |
899 | } else if(!wcscasecmp(argv[i], L"trans:prog")) { | |
900 | data->notify.b.trprog = val; | |
901 | } else if(!wcscasecmp(argv[i], L"srch:act")) { | |
902 | data->notify.b.srch = val; | |
5f151349 | 903 | } else if(!wcscasecmp(argv[i], L"msg")) { |
904 | data->notify.b.msg = val; | |
d3372da9 | 905 | } |
906 | } | |
907 | sq(sk, 0, L"200", L"Notification alteration succeeded", NULL); | |
908 | } | |
909 | ||
910 | static void cmd_sendchat(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
911 | { | |
912 | struct fnetnode *fn; | |
913 | int public; | |
914 | ||
915 | haveargs(5); | |
916 | havepriv(PERM_CHAT); | |
917 | if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL) | |
918 | { | |
919 | sq(sk, 0, L"510", L"No such node", NULL); | |
920 | return; | |
921 | } | |
922 | public = wcstol(argv[2], NULL, 0); | |
923 | if((public != 0) && (public != 1)) | |
924 | { | |
925 | sq(sk, 0, L"509", L"Second argument must be 0 or 1", NULL); | |
926 | return; | |
927 | } | |
928 | if(fn->state != FNN_EST) | |
929 | { | |
930 | sq(sk, 0, L"513", L"Hub is in state FNN_EST", NULL); | |
931 | return; | |
932 | } | |
933 | if(fnetsendchat(fn, public, argv[3], argv[4])) | |
934 | { | |
935 | if(errno == ENOTSUP) | |
936 | sq(sk, 0, L"513", L"This network does not support chatting", NULL); | |
937 | else if(errno == EPERM) | |
938 | sq(sk, 0, L"502", L"This node does not allow you to chat", NULL); | |
939 | else if(errno == EILSEQ) | |
940 | sq(sk, 0, L"504", L"This network could not support all the characters in that message", NULL); | |
941 | else | |
942 | sq(sk, 0, L"505", L"Could not chat", NULL); | |
943 | return; | |
944 | } | |
945 | sq(sk, 0, L"200", L"Chat string sent", NULL); | |
946 | } | |
947 | ||
948 | static void cmd_search(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
949 | { | |
950 | struct search *srch; | |
951 | struct fnetnode *fn; | |
952 | struct sexpr *sexpr; | |
953 | int i; | |
954 | ||
955 | haveargs(3); | |
956 | havepriv(PERM_SRCH); | |
957 | srch = newsearch(data->username, NULL); | |
958 | for(i = 1; i < argc; i++) | |
959 | { | |
960 | if(!wcscmp(argv[i], L"all")) | |
961 | { | |
962 | for(fn = fnetnodes; fn != NULL; fn = fn->next) | |
963 | { | |
964 | if(fn->state == FNN_EST) | |
965 | searchaddfn(srch, fn); | |
966 | } | |
967 | i++; | |
968 | break; | |
969 | } else if(!wcscmp(argv[i], L"prio")) { | |
970 | if(++i == argc) | |
971 | { | |
972 | sq(sk, 0, L"501", L"No argument to prio", NULL); | |
973 | freesearch(srch); | |
974 | return; | |
975 | } | |
976 | srch->prio = wcstol(argv[i], NULL, 0); | |
977 | } else if(iswdigit(*argv[i])) { | |
978 | if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL) | |
979 | { | |
980 | sq(sk, 0, L"510", L"No such node", NULL); | |
981 | freesearch(srch); | |
982 | return; | |
983 | } | |
984 | searchaddfn(srch, fn); | |
985 | } else { | |
986 | break; | |
987 | } | |
988 | } | |
989 | if(srch->fnl == NULL) | |
990 | { | |
991 | sq(sk, 0, L"501", L"No fnetnodes to search found on line", NULL); | |
992 | freesearch(srch); | |
993 | return; | |
994 | } | |
995 | if(i == argc) | |
996 | { | |
997 | sq(sk, 0, L"501", L"No search expression found on line", NULL); | |
998 | freesearch(srch); | |
999 | return; | |
1000 | } | |
1001 | if((sexpr = parsesexpr(argc - i, argv + i)) == NULL) | |
1002 | { | |
1003 | sq(sk, 0, L"509", L"Could not parse search expression", NULL); | |
1004 | freesearch(srch); | |
1005 | return; | |
1006 | } | |
1007 | optsexpr(sexpr); | |
1008 | getsexpr(srch->sexpr = sexpr); | |
1009 | queuesearch(srch); | |
1010 | CBREG(srch, search_eta, srcheta, NULL, NULL); | |
1011 | CBREG(srch, search_commit, srchcommit, NULL, NULL); | |
1012 | CBREG(srch, search_result, srchres, NULL, NULL); | |
f7292a8b | 1013 | sq(sk, 0, L"200", L"%i", srch->id, L"%i", srch->eta - time(NULL), NULL); |
d3372da9 | 1014 | putsexpr(sexpr); |
1015 | } | |
1016 | ||
1017 | static void cmd_lssrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
1018 | { | |
1019 | struct search *srch, *pt; | |
1020 | time_t now; | |
1021 | ||
1022 | havepriv(PERM_SRCH); | |
1023 | pt = NULL; | |
1024 | now = time(NULL); | |
1025 | for(srch = searches; srch != NULL; srch = srch->next) | |
1026 | { | |
1027 | if(!wcscmp(srch->owner, data->username)) | |
1028 | { | |
1029 | if(pt != NULL) | |
f7292a8b | 1030 | sq(sk, 1, L"200", L"%i", pt->id, L"%i", pt->state, L"%i", pt->eta - now, L"%i", pt->numres, NULL); |
d3372da9 | 1031 | pt = srch; |
1032 | } | |
1033 | } | |
1034 | if(pt == NULL) | |
1035 | sq(sk, 0, L"201", L"No searches", NULL); | |
1036 | else | |
f7292a8b | 1037 | sq(sk, 0, L"200", L"%i", pt->id, L"%i", pt->state, L"%i", pt->eta - now, L"%i", pt->numres, NULL); |
d3372da9 | 1038 | } |
1039 | ||
1040 | static void cmd_lssr(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
1041 | { | |
1042 | struct search *srch; | |
1043 | struct srchres *sr; | |
d3372da9 | 1044 | |
1045 | haveargs(2); | |
1046 | havepriv(PERM_SRCH); | |
1047 | if((srch = findsearch(wcstol(argv[1], NULL, 0))) == NULL) | |
1048 | { | |
1049 | sq(sk, 0, L"514", L"No such search", NULL); | |
1050 | return; | |
1051 | } | |
1052 | if(srch->results == NULL) | |
1053 | { | |
1054 | sq(sk, 0, L"201", L"No results", NULL); | |
1055 | } else { | |
1056 | for(sr = srch->results; sr != NULL; sr = sr->next) | |
1057 | { | |
f7292a8b | 1058 | sq(sk, (sr->next != NULL)?1:0, L"200", L"%ls", sr->filename, |
dcf7a1a2 | 1059 | sr->fnet->name, L"%ls", sr->peerid, L"%oi", sr->size, |
f7292a8b | 1060 | L"%i", sr->slots, L"%i", (sr->fn == NULL)?-1:(sr->fn->id), |
1061 | L"%f", sr->time, | |
1062 | L"%ls", (sr->hash == NULL)?L"":unparsehash(sr->hash), NULL); | |
d3372da9 | 1063 | } |
1064 | } | |
1065 | } | |
1066 | ||
1067 | static void cmd_cansrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
1068 | { | |
1069 | struct search *srch; | |
1070 | int i; | |
1071 | ||
1072 | haveargs(2); | |
1073 | havepriv(PERM_SRCH); | |
1074 | /* Note - Programmatical user interfaces must only give one | |
1075 | * argument per command, the multiple argument form is only for | |
1076 | * convenience when manually controlling the daemon via | |
1077 | * eg. telnet. The reason is that the return codes aren't clear | |
1078 | * enough for the multiple argument form. */ | |
1079 | for(i = 1; i < argc; i++) | |
1080 | { | |
1081 | if((srch = findsearch(wcstol(argv[i], NULL, 0))) == NULL) | |
1082 | { | |
1083 | sq(sk, 0, L"514", L"No such search", NULL); | |
1084 | return; | |
1085 | } | |
1086 | freesearch(srch); | |
1087 | } | |
1088 | sq(sk, 0, L"200", L"Search cancelled", NULL); | |
1089 | } | |
1090 | ||
cab0b442 | 1091 | static void fcmdread(struct socket *sk, struct uidata *data) |
d3372da9 | 1092 | { |
1093 | char *buf; | |
1094 | size_t bufsize; | |
1095 | ||
1096 | if((buf = sockgetinbuf(sk, &bufsize)) == NULL) | |
cab0b442 | 1097 | return; |
d3372da9 | 1098 | bufcat(data->fcmdbuf, buf, bufsize); |
1099 | free(buf); | |
1100 | } | |
1101 | ||
cab0b442 | 1102 | static void fcmderr(struct socket *sk, int err, struct uidata *data) |
d3372da9 | 1103 | { |
1104 | wchar_t *wbuf, *p, *p2; | |
1105 | ||
1106 | if(err) | |
1107 | { | |
1108 | flog(LOG_WARNING, "error occurred on filtercmd pipe socket: %s", strerror(err)); | |
1109 | kill(-data->fcmdpid, SIGHUP); | |
1110 | putsock(data->fcmdsk); | |
1111 | data->fcmdsk = NULL; | |
1112 | if(data->fcmdbuf != NULL) | |
1113 | { | |
1114 | free(data->fcmdbuf); | |
1115 | data->fcmdbuf = NULL; | |
1116 | } | |
1117 | data->fcmdbufsize = data->fcmdbufdata = 0; | |
f7292a8b | 1118 | sq(data->sk, 0, L"505", L"An error occurred on the pipe to the filtercmd", L"%s", strerror(err), NULL); |
cab0b442 | 1119 | return; |
d3372da9 | 1120 | } |
1121 | putsock(data->fcmdsk); | |
1122 | data->fcmdsk = NULL; | |
1123 | data->fcmdpid = 0; | |
1124 | if(data->fcmdbuf == NULL) | |
1125 | { | |
1126 | wbuf = swcsdup(L""); | |
1127 | } else { | |
1128 | addtobuf(data->fcmdbuf, 0); | |
1129 | wbuf = icmbstowcs(data->fcmdbuf, NULL); | |
1130 | free(data->fcmdbuf); | |
1131 | } | |
1132 | data->fcmdbuf = NULL; | |
1133 | data->fcmdbufsize = data->fcmdbufdata = 0; | |
1134 | if(wbuf == NULL) | |
1135 | { | |
1136 | sq(data->sk, 0, L"504", L"Filtercmd sent data which could not be converted from the local charset", NULL); | |
cab0b442 | 1137 | return; |
d3372da9 | 1138 | } |
1139 | p = wbuf; | |
1140 | for(p2 = wcschr(p, L'\n'); p2 != NULL; p2 = wcschr(p, L'\n')) | |
1141 | { | |
1142 | *(p2++) = L'\0'; | |
f7292a8b | 1143 | sq(data->sk, (*p2 == L'\0')?0:1, L"200", L"%ls", p, NULL); |
d3372da9 | 1144 | p = p2; |
1145 | } | |
1146 | if(*p == L'\0') | |
1147 | { | |
1148 | if(p == wbuf) | |
1149 | sq(data->sk, 0, L"201", L"No data returned", NULL); | |
1150 | } else { | |
f7292a8b | 1151 | sq(data->sk, 0, L"200", L"%ls", p, NULL); |
d3372da9 | 1152 | } |
1153 | free(wbuf); | |
1154 | } | |
1155 | ||
1156 | static void cmd_filtercmd(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
1157 | { | |
1158 | int i; | |
1159 | pid_t pid; | |
1160 | int pipe; | |
1161 | char **cargv, **pp; | |
1162 | char *filtercmd, *argbuf; | |
1163 | size_t cargvsize, cargvdata; | |
1164 | struct passwd *pwent; | |
1165 | ||
1166 | haveargs(2); | |
1167 | havepriv(PERM_TRANS); | |
1168 | if((pwent = getpwuid(data->uid)) == NULL) | |
1169 | { | |
1170 | flog(LOG_WARNING, "no passwd entry for UI user %i", data->uid); | |
1171 | sq(sk, 0, L"505", L"System error - Could not fork session", "Internal error", NULL); | |
1172 | return; | |
1173 | } | |
c0845d5b | 1174 | filtercmd = findfile("dc-filtercmd", pwent->pw_dir, 0); |
ddb933f1 | 1175 | if(filtercmd == NULL) |
c0845d5b | 1176 | filtercmd = findfile(icswcstombs(confgetstr("ui", "filtercmd"), NULL, NULL), NULL, 0); |
ddb933f1 | 1177 | if(filtercmd == NULL) |
d3372da9 | 1178 | { |
1179 | flog(LOG_WARNING, "could not find filtercmd executable for user %s", pwent->pw_name); | |
1180 | sq(sk, 0, L"505", L"System error - Could not fork session", L"Could not find filtercmd executable", NULL); | |
1181 | return; | |
1182 | } | |
1183 | cargv = NULL; | |
1184 | cargvsize = cargvdata = 0; | |
1185 | addtobuf(cargv, filtercmd); | |
1186 | for(i = 1; i < argc; i++) | |
1187 | { | |
1188 | if((argbuf = icwcstombs(argv[i], NULL)) == NULL) | |
1189 | { | |
1190 | for(i = 0; i < cargvdata; i++) | |
1191 | free(cargv[i]); | |
1192 | free(cargv); | |
f7292a8b | 1193 | sq(sk, 0, L"504", L"Could not convert argument into local character set", L"%i", i, L"%s", strerror(errno), NULL); |
d3372da9 | 1194 | return; |
1195 | } | |
1196 | addtobuf(cargv, argbuf); | |
1197 | } | |
1198 | addtobuf(cargv, NULL); | |
1199 | 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) | |
1200 | { | |
1201 | flog(LOG_WARNING, "could not fork session in filtercmd: %s", strerror(errno)); | |
f7292a8b | 1202 | sq(sk, 0, L"505", L"System error - Could not fork session", L"%s", strerror(errno), NULL); |
d3372da9 | 1203 | return; |
1204 | } | |
1205 | if(pid == 0) | |
1206 | { | |
1207 | execv(filtercmd, cargv); | |
1208 | flog(LOG_WARNING, "could not exec filtercmd %s: %s", filtercmd, strerror(errno)); | |
1209 | exit(127); | |
1210 | } | |
1211 | for(pp = cargv; *pp; pp++) | |
1212 | free(*pp); | |
1213 | free(cargv); | |
1214 | data->fcmdsk = wrapsock(pipe); | |
1215 | data->fcmdpid = pid; | |
1216 | if(data->fcmdbuf != NULL) | |
1217 | { | |
1218 | free(data->fcmdbuf); | |
1219 | data->fcmdbuf = NULL; | |
1220 | } | |
1221 | data->fcmdbufsize = data->fcmdbufdata = 0; | |
cab0b442 | 1222 | data->fcmdsk->data = data; |
1223 | data->fcmdsk->readcb = (void (*)(struct socket *, void *))fcmdread; | |
1224 | data->fcmdsk->errcb = (void (*)(struct socket *, int, void *))fcmderr; | |
d3372da9 | 1225 | } |
1226 | ||
1227 | static void cmd_lstrarg(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
1228 | { | |
1229 | struct transfer *transfer; | |
9ec790e8 | 1230 | struct wcspair *ta; |
d3372da9 | 1231 | |
1232 | haveargs(2); | |
1233 | havepriv(PERM_TRANS); | |
1234 | if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL) | |
1235 | { | |
1236 | sq(sk, 0, L"512", L"No such transfer", NULL); | |
1237 | return; | |
1238 | } | |
1239 | if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid)) | |
1240 | { | |
1241 | sq(sk, 0, L"502", L"You do not own that transfer", NULL); | |
1242 | return; | |
1243 | } | |
1244 | if(transfer->args == NULL) | |
1245 | { | |
1246 | sq(sk, 0, L"201", L"Transfer has no arguments", NULL); | |
1247 | } else { | |
1248 | for(ta = transfer->args; ta != NULL; ta = ta->next) | |
f7292a8b | 1249 | sq(sk, ta->next != NULL, L"200", L"%ls", ta->key, L"%ls", ta->val, NULL); |
d3372da9 | 1250 | } |
1251 | } | |
1252 | ||
1253 | static void cmd_hashstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
1254 | { | |
1255 | struct sharecache *node; | |
1256 | int total, hashed; | |
1257 | ||
1258 | total = hashed = 0; | |
1259 | for(node = shareroot->child; node != NULL; node = nextscnode(node)) | |
1260 | { | |
1261 | if(node->f.b.type == FILE_REG) | |
1262 | { | |
1263 | total++; | |
1264 | if(node->f.b.hastth) | |
1265 | hashed++; | |
1266 | } | |
1267 | } | |
f7292a8b | 1268 | sq(sk, 0, L"200", L"%i", total, L"tth", L"%i", hashed, NULL); |
d3372da9 | 1269 | } |
1270 | ||
796283c6 | 1271 | static void cmd_transstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1272 | { | |
796283c6 | 1273 | havepriv(PERM_TRANS); |
f7292a8b | 1274 | sq(sk, 0, L"200", L"down", L"%ll", bytesdownload, L"up", L"%ll", bytesupload, NULL); |
796283c6 | 1275 | } |
1276 | ||
5f151349 | 1277 | static void cmd_register(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1278 | { | |
1279 | struct uidata *d2; | |
1280 | ||
1281 | haveargs(2); | |
1282 | if(data->userinfo == NULL) { | |
1283 | sq(sk, 0, L"502", L"Must be logged in", NULL); | |
1284 | return; | |
1285 | } | |
1286 | if(argv[1][0] == L'#') { | |
1287 | sq(sk, 0, L"509", L"Name must not begin with a hash sign", NULL); | |
1288 | return; | |
1289 | } | |
1290 | for(d2 = actives; d2 != NULL; d2 = d2->next) { | |
7b2663a4 | 1291 | if((d2 != data) && (d2->userinfo == data->userinfo) && d2->regname && !wcscmp(d2->regname, argv[1])) { |
5f151349 | 1292 | sq(sk, 0, L"516", L"Name already in use", NULL); |
1293 | return; | |
1294 | } | |
1295 | } | |
1296 | if(data->regname != NULL) | |
1297 | free(data->regname); | |
1298 | data->regname = swcsdup(argv[1]); | |
1299 | sq(sk, 0, L"200", L"Registered", NULL); | |
1300 | } | |
1301 | ||
1302 | static void cmd_sendmsg(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) | |
1303 | { | |
1304 | int i, rcptid; | |
1305 | struct uidata *rcpt; | |
1306 | wchar_t *myname; | |
1307 | struct notif *notif; | |
1308 | ||
1309 | haveargs(2); | |
1310 | if(data->userinfo == NULL) { | |
1311 | sq(sk, 0, L"502", L"Must be logged in", NULL); | |
1312 | return; | |
1313 | } | |
1314 | if(argv[1][0] == L'#') { | |
1315 | rcptid = wcstol(argv[1] + 1, NULL, 0); | |
1316 | for(rcpt = actives; rcpt != NULL; rcpt = rcpt->next) { | |
7b2663a4 | 1317 | if((rcpt->userinfo == data->userinfo) && (rcpt->id == rcptid)) |
5f151349 | 1318 | break; |
1319 | } | |
1320 | } else { | |
1321 | for(rcpt = actives; rcpt != NULL; rcpt = rcpt->next) { | |
7b2663a4 | 1322 | if((rcpt->userinfo == data->userinfo) && rcpt->regname && !wcscmp(rcpt->regname, argv[1])) |
5f151349 | 1323 | break; |
1324 | } | |
1325 | } | |
1326 | if(rcpt == NULL) { | |
1327 | sq(sk, 0, L"517", L"No such recipient", NULL); | |
1328 | return; | |
1329 | } | |
1330 | if(!rcpt->notify.b.msg) { | |
1331 | sq(sk, 0, L"518", L"Recipient not listening for messages", NULL); | |
1332 | return; | |
1333 | } | |
1334 | if(data->regname != NULL) | |
1335 | myname = swcsdup(data->regname); | |
1336 | else | |
1337 | myname = swprintf2(L"#%i", data->id); | |
1338 | notif = newnotif(rcpt, 640, NOTIF_STR, myname, NOTIF_END); | |
1339 | for(i = 2; i < argc; i++) | |
1340 | notifappend(notif, NOTIF_STR, argv[i], NOTIF_END); | |
1341 | sq(sk, 0, L"200", L"Message sent", NULL); | |
1342 | } | |
1343 | ||
9a64a4f7 | 1344 | static void cmd_uptime(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1345 | { | |
f7292a8b | 1346 | sq(sk, 0, L"200", L"%i", time(NULL) - starttime, NULL); |
9a64a4f7 | 1347 | } |
1348 | ||
c45c9b79 | 1349 | static void cmd_hup(struct socket *sk, struct uidata *data, int argc, wchar_t **argv) |
1350 | { | |
1351 | extern volatile int reinit; | |
1352 | ||
1353 | havepriv(PERM_ADMIN); | |
1354 | flog(LOG_NOTICE, "UI HUP request from %ls", data->username); | |
1355 | reinit = 1; | |
1356 | sq(sk, 0, L"200", L"Will reinit", NULL); | |
1357 | } | |
1358 | ||
d3372da9 | 1359 | #undef haveargs |
1360 | #undef havepriv | |
1361 | ||
1362 | /* | |
1363 | * Reserved command numbers for nameless commands: | |
1364 | * 0: Issued when a client has connected | |
1365 | * 1: Issued when a named command couldn't be found | |
1366 | */ | |
1367 | ||
1368 | static struct command commands[] = | |
1369 | { | |
1370 | {NULL, cmd_connect}, | |
1371 | {NULL, cmd_notfound}, | |
1372 | {L"shutdown", cmd_shutdown}, | |
1373 | {L"quit", cmd_quit}, | |
1374 | {L"lsauth", cmd_lsauth}, | |
1375 | {L"login", cmd_login}, | |
1376 | {L"pass", cmd_pass}, | |
1377 | {L"cnct", cmd_fnetconnect}, | |
1378 | {L"lsnodes", cmd_lsnodes}, | |
1379 | {L"dcnct", cmd_disconnect}, | |
1380 | {L"lspa", cmd_lspa}, | |
1381 | {L"lspeers", cmd_lspeers}, | |
1382 | {L"download", cmd_download}, | |
1383 | {L"lstrans", cmd_lstrans}, | |
1384 | {L"cancel", cmd_cancel}, | |
4a9a79b3 | 1385 | {L"reset", cmd_reset}, |
d3372da9 | 1386 | {L"notify", cmd_notify}, |
1387 | {L"sendchat", cmd_sendchat}, | |
1388 | {L"search", cmd_search}, | |
1389 | {L"lssrch", cmd_lssrch}, | |
1390 | {L"lssr", cmd_lssr}, | |
1391 | {L"cansrch", cmd_cansrch}, | |
1392 | {L"filtercmd", cmd_filtercmd}, | |
1393 | {L"lstrarg", cmd_lstrarg}, | |
1394 | {L"hashstatus", cmd_hashstatus}, | |
796283c6 | 1395 | {L"transstatus", cmd_transstatus}, |
5f151349 | 1396 | {L"register", cmd_register}, |
1397 | {L"sendmsg", cmd_sendmsg}, | |
9a64a4f7 | 1398 | {L"uptime", cmd_uptime}, |
c45c9b79 | 1399 | {L"hup", cmd_hup}, |
d3372da9 | 1400 | {NULL, NULL} |
1401 | }; | |
1402 | ||
1403 | static void freequeuecmd(struct qcommand *qcmd) | |
1404 | { | |
1405 | int i; | |
1406 | ||
1407 | if(qcmd->argv != NULL) | |
1408 | { | |
1409 | for(i = 0; i < qcmd->argc; i++) | |
1410 | free(qcmd->argv[i]); | |
1411 | free(qcmd->argv); | |
1412 | } | |
1413 | free(qcmd); | |
1414 | } | |
1415 | ||
1416 | static struct qcommand *unlinkqcmd(struct uidata *data) | |
1417 | { | |
1418 | struct qcommand *qcmd; | |
1419 | ||
1420 | qcmd = data->queue; | |
1421 | if(qcmd != NULL) | |
1422 | { | |
1423 | data->queue = qcmd->next; | |
1424 | if(qcmd == data->queuelast) | |
1425 | data->queuelast = qcmd->next; | |
1426 | } | |
1427 | return(qcmd); | |
1428 | } | |
1429 | ||
ba86d49a | 1430 | static void notifappendv(struct notif *notif, va_list args) |
d3372da9 | 1431 | { |
d3372da9 | 1432 | int dt, ca; |
1433 | ||
d3372da9 | 1434 | while((dt = va_arg(args, int)) != NOTIF_END) |
1435 | { | |
1436 | ca = notif->argc; | |
1437 | notif->argv = realloc(notif->argv, sizeof(*notif->argv) * ++notif->argc); | |
1438 | notif->argv[ca].dt = dt; | |
1439 | switch(dt) | |
1440 | { | |
1441 | case NOTIF_INT: | |
1442 | case NOTIF_ID: | |
1443 | notif->argv[ca].d.n = va_arg(args, int); | |
1444 | break; | |
dcf7a1a2 FT |
1445 | case NOTIF_OFF: |
1446 | notif->argv[ca].d.o = va_arg(args, off_t); | |
1447 | break; | |
d3372da9 | 1448 | case NOTIF_STR: |
2af7e5b0 | 1449 | notif->argv[ca].d.s = swcsdup(va_arg(args, wchar_t *)); |
d3372da9 | 1450 | break; |
1451 | case NOTIF_FLOAT: | |
1452 | notif->argv[ca].d.d = va_arg(args, double); | |
1453 | break; | |
1454 | } | |
1455 | } | |
ba86d49a | 1456 | } |
1457 | ||
1458 | static void notifappend(struct notif *notif, ...) | |
1459 | { | |
1460 | va_list args; | |
1461 | ||
1462 | va_start(args, notif); | |
1463 | notifappendv(notif, args); | |
1464 | va_end(args); | |
1465 | } | |
1466 | ||
1467 | static struct notif *newnotif(struct uidata *data, int code, ...) | |
1468 | { | |
1469 | struct notif *notif; | |
1470 | va_list args; | |
1471 | ||
1472 | notif = smalloc(sizeof(*notif)); | |
1473 | memset(notif, 0, sizeof(*notif)); | |
1474 | notif->rlimit = 0.0; | |
1475 | notif->ui = data; | |
1476 | notif->code = code; | |
1477 | va_start(args, code); | |
1478 | notifappendv(notif, args); | |
d3372da9 | 1479 | va_end(args); |
1480 | notif->next = NULL; | |
1481 | notif->prev = data->lnotif; | |
1482 | if(data->lnotif != NULL) | |
1483 | data->lnotif->next = notif; | |
1484 | else | |
1485 | data->fnotif = notif; | |
1486 | data->lnotif = notif; | |
1487 | return(notif); | |
1488 | } | |
1489 | ||
1490 | static void freenotif(struct notif *notif) | |
1491 | { | |
1492 | int i; | |
1493 | ||
1494 | if(notif->next != NULL) | |
1495 | notif->next->prev = notif->prev; | |
1496 | if(notif->prev != NULL) | |
1497 | notif->prev->next = notif->next; | |
1498 | if(notif == notif->ui->fnotif) | |
1499 | notif->ui->fnotif = notif->next; | |
1500 | if(notif == notif->ui->lnotif) | |
1501 | notif->ui->lnotif = notif->prev; | |
1502 | if(notif->exptimer != NULL) | |
1503 | canceltimer(notif->exptimer); | |
1504 | for(i = 0; i < notif->argc; i++) | |
1505 | { | |
1506 | if(notif->argv[i].dt == NOTIF_STR) | |
1507 | free(notif->argv[i].d.s); | |
1508 | } | |
1509 | if(notif->argv != NULL) | |
1510 | free(notif->argv); | |
1511 | free(notif); | |
1512 | } | |
1513 | ||
1514 | static void notifexpire(int cancelled, struct notif *notif) | |
1515 | { | |
1516 | notif->exptimer = NULL; | |
1517 | if(!cancelled) | |
1518 | freenotif(notif); | |
1519 | } | |
1520 | ||
1521 | static struct notif *findnotif(struct notif *notif, int dir, int state, int code, int id) | |
1522 | { | |
1523 | int i, cont; | |
1524 | ||
1525 | for(; notif != NULL; notif = (dir?notif->next:notif->prev)) | |
1526 | { | |
1527 | if((notif->code == code) && ((state < 0) || (state == notif->state))) | |
1528 | { | |
1529 | cont = 0; | |
1530 | if(id >= 0) | |
1531 | { | |
1532 | for(i = 0; i < notif->argc; i++) | |
1533 | { | |
1534 | if((notif->argv[i].dt == NOTIF_ID) && (notif->argv[i].d.n != id)) | |
1535 | { | |
1536 | cont = 1; | |
1537 | break; | |
1538 | } | |
1539 | } | |
1540 | } | |
1541 | if(cont) | |
1542 | continue; | |
1543 | break; | |
1544 | } | |
1545 | } | |
1546 | return(notif); | |
1547 | } | |
1548 | ||
1549 | static void freeuidata(struct uidata *data) | |
1550 | { | |
1551 | int i; | |
1552 | struct qcommand *qcmd; | |
1553 | ||
1554 | if(data->next != NULL) | |
1555 | data->next->prev = data->prev; | |
1556 | if(data->prev != NULL) | |
1557 | data->prev->next = data->next; | |
1558 | if(data == actives) | |
1559 | actives = data->next; | |
cab0b442 | 1560 | data->sk->readcb = NULL; |
1561 | data->sk->errcb = NULL; | |
d3372da9 | 1562 | putsock(data->sk); |
1563 | while((qcmd = unlinkqcmd(data)) != NULL) | |
1564 | freequeuecmd(qcmd); | |
1565 | iconv_close(data->ichandle); | |
1566 | if(data->cw != NULL) | |
1567 | free(data->cw); | |
1568 | if(data->cb != NULL) | |
1569 | free(data->cb); | |
1570 | if(data->argv != NULL) | |
1571 | { | |
1572 | for(i = 0; i < data->argc; i++) | |
1573 | free(data->argv[i]); | |
1574 | free(data->argv); | |
1575 | } | |
1576 | if(data->auth != NULL) | |
1577 | authputhandle(data->auth); | |
5f151349 | 1578 | if(data->regname != NULL) |
1579 | free(data->regname); | |
d3372da9 | 1580 | if(data->username != NULL) |
1581 | { | |
1582 | if(data->userinfo != NULL) | |
1583 | flog(LOG_INFO, "%ls logged out", data->username); | |
1584 | free(data->username); | |
1585 | } | |
1586 | free(data->inbuf); | |
1587 | while(data->fnotif != NULL) | |
1588 | freenotif(data->fnotif); | |
1589 | if(data->fcmdbuf != NULL) | |
1590 | free(data->fcmdbuf); | |
1591 | if(data->fcmdpid != 0) | |
1592 | kill(-data->fcmdpid, SIGHUP); | |
1593 | if(data->fcmdsk != NULL) | |
1594 | putsock(data->fcmdsk); | |
1595 | free(data); | |
1596 | } | |
1597 | ||
1598 | static void queuecmd(struct uidata *data, struct command *cmd, int argc, wchar_t **argv) | |
1599 | { | |
1600 | struct qcommand *new; | |
1601 | ||
1602 | new = smalloc(sizeof(*new)); | |
1603 | new->cmd = cmd; | |
1604 | new->argc = argc; | |
1605 | new->argv = argv; | |
1606 | new->next = NULL; | |
1607 | if(data->queuelast != NULL) | |
1608 | data->queuelast->next = new; | |
1609 | data->queuelast = new; | |
1610 | if(data->queue == NULL) | |
1611 | data->queue = new; | |
1612 | } | |
1613 | ||
1614 | static struct uidata *newuidata(struct socket *sk) | |
1615 | { | |
1616 | struct uidata *data; | |
5f151349 | 1617 | static int curid = 0; |
d3372da9 | 1618 | |
1619 | data = smalloc(sizeof(*data)); | |
1620 | memset(data, 0, sizeof(*data)); | |
5f151349 | 1621 | data->id = curid++; |
d3372da9 | 1622 | data->sk = sk; |
1623 | getsock(sk); | |
1624 | data->inbuf = smalloc(1024); | |
1625 | data->uid = -1; | |
1626 | if((data->ichandle = iconv_open("wchar_t", "utf-8")) == (iconv_t)-1) | |
1627 | { | |
1628 | flog(LOG_CRIT, "iconv cannot handle UTF-8: %s", strerror(errno)); | |
1629 | return(NULL); | |
1630 | } | |
1631 | data->next = actives; | |
1632 | data->prev = NULL; | |
1633 | if(actives != NULL) | |
1634 | actives->prev = data; | |
1635 | actives = data; | |
1636 | return(data); | |
1637 | } | |
1638 | ||
cab0b442 | 1639 | static void uiread(struct socket *sk, struct uidata *data) |
d3372da9 | 1640 | { |
1641 | int ret, done; | |
1642 | char *newbuf; | |
1643 | char *p1, *p2; | |
1644 | wchar_t *porig; | |
1645 | size_t datalen, len2; | |
1646 | struct command *cur; | |
1647 | ||
1648 | if(data->indata > 1024) | |
1649 | data->indata = 0; | |
1650 | if((newbuf = sockgetinbuf(sk, &datalen)) == NULL) | |
cab0b442 | 1651 | return; |
d3372da9 | 1652 | sizebuf(&data->inbuf, &data->inbufsize, data->indata + datalen, 1, 1); |
1653 | memcpy(data->inbuf + data->indata, newbuf, datalen); | |
1654 | free(newbuf); | |
1655 | data->indata += datalen; | |
1656 | if(data->cb == NULL) | |
1657 | { | |
1658 | data->cb = smalloc(sizeof(wchar_t) * (data->cbsize = 64)); | |
1659 | data->cbdata = 0; | |
1660 | data->pp = data->cb; | |
1661 | } | |
1662 | done = 0; | |
1663 | while(!done) | |
1664 | { | |
1665 | if(data->cbsize == data->cbdata) | |
1666 | { | |
1667 | len2 = data->pp - data->cb; | |
1668 | data->cb = srealloc(data->cb, sizeof(wchar_t) * (data->cbsize *= 2)); | |
1669 | data->pp = data->cb + len2; | |
1670 | } | |
1671 | p1 = data->inbuf; | |
1672 | p2 = (char *)(porig = (data->cb + data->cbdata)); | |
1673 | len2 = sizeof(wchar_t) * (data->cbsize - data->cbdata); | |
1674 | ret = iconv(data->ichandle, &p1, &data->indata, &p2, &len2); | |
1675 | memmove(data->inbuf, p1, data->indata); | |
1676 | /* Just a sanity check */ | |
1677 | if(((p2 - ((char *)data->cb)) % sizeof(wchar_t)) != 0) | |
1678 | { | |
1679 | flog(LOG_CRIT, "Aiya! iconv does strange things to our wchar_t's!"); | |
1680 | abort(); | |
1681 | } | |
1682 | data->cbdata += (((wchar_t *)p2) - porig); | |
1683 | if(ret < 0) | |
1684 | { | |
1685 | switch(errno) | |
1686 | { | |
1687 | case EILSEQ: | |
1688 | /* XXX: Should this really just ignore it? */ | |
1689 | data->indata = 0; | |
1690 | done = 1; | |
1691 | break; | |
1692 | case EINVAL: | |
1693 | done = 1; | |
1694 | break; | |
1695 | case E2BIG: | |
1696 | /* Just a sanity check */ | |
1697 | if(data->cbsize != data->cbdata) | |
1698 | { | |
1699 | flog(LOG_CRIT, "Aiya! iconv doesn't give us wchar_t's!"); | |
1700 | abort(); | |
1701 | } | |
1702 | break; | |
1703 | default: | |
1704 | flog(LOG_WARNING, "bug: strange error from iconv in uiread: %s", strerror(errno)); | |
1705 | break; | |
1706 | } | |
1707 | } else { | |
1708 | done = 1; | |
1709 | } | |
1710 | } | |
1711 | done = 0; | |
1712 | while(!done && (data->pp - data->cb < data->cbdata)) | |
1713 | { | |
1714 | switch(data->ps) | |
1715 | { | |
1716 | case 0: | |
1717 | if(iswspace(*data->pp)) | |
1718 | { | |
1719 | if(*data->pp == L'\r') | |
1720 | { | |
1721 | if(data->pp == data->cb + data->cbdata - 1) | |
1722 | { | |
1723 | done = 1; | |
1724 | break; | |
1725 | } | |
1726 | if(*(++data->pp) == L'\n') | |
1727 | { | |
1728 | if((data->argv != NULL) && (data->argv[0] != NULL)) | |
1729 | { | |
1730 | for(cur = commands; cur->handler != NULL; cur++) | |
1731 | { | |
1732 | if(cur->name == NULL) | |
1733 | continue; | |
1734 | if(!wcscasecmp(cur->name, data->argv[0])) | |
1735 | { | |
1736 | queuecmd(data, cur, data->argc, data->argv); | |
1737 | break; | |
1738 | } | |
1739 | } | |
1740 | if(cur->handler == NULL) | |
1741 | queuecmd(data, &commands[1], data->argc, data->argv); | |
1742 | } else { | |
1743 | queuecmd(data, &commands[1], data->argc, data->argv); | |
1744 | } | |
1745 | data->argv = NULL; | |
1746 | data->args = 0; | |
1747 | data->argc = 0; | |
1748 | wmemmove(data->cb, data->pp, data->cbdata -= (data->pp - data->cb)); | |
1749 | data->pp = data->cb; | |
1750 | } else { | |
1751 | data->pp++; | |
1752 | } | |
1753 | } else { | |
1754 | data->pp++; | |
1755 | } | |
1756 | } else { | |
1757 | data->ps = 1; | |
1758 | data->cwdata = 0; | |
1759 | } | |
1760 | break; | |
1761 | case 1: | |
1762 | if(iswspace(*data->pp)) | |
1763 | { | |
1764 | addtobuf(data->cw, L'\0'); | |
1765 | sizebuf(&data->argv, &data->args, data->argc + 1, sizeof(*data->argv), 1); | |
1766 | data->argv[data->argc++] = data->cw; | |
1767 | data->cw = NULL; | |
1768 | data->cwsize = 0; | |
1769 | data->cwdata = 0; | |
1770 | data->ps = 0; | |
1771 | } else if(*data->pp == L'\"') { | |
1772 | data->ps = 2; | |
1773 | data->pp++; | |
1774 | } else if(*data->pp == L'\\') { | |
1775 | if(data->pp == data->cb + data->cbdata - 1) | |
1776 | { | |
1777 | done = 1; | |
1778 | break; | |
1779 | } | |
1780 | addtobuf(data->cw, *(++data->pp)); | |
1781 | data->pp++; | |
1782 | } else { | |
1783 | addtobuf(data->cw, *(data->pp++)); | |
1784 | } | |
1785 | break; | |
1786 | case 2: | |
1787 | if(*data->pp == L'\"') | |
1788 | { | |
1789 | data->ps = 1; | |
1790 | } else if(*data->pp == L'\\') { | |
1791 | if(data->pp == data->cb + data->cbdata - 1) | |
1792 | { | |
1793 | done = 1; | |
1794 | break; | |
1795 | } | |
1796 | addtobuf(data->cw, *(++(data->pp))); | |
1797 | } else { | |
1798 | addtobuf(data->cw, *data->pp); | |
1799 | } | |
1800 | data->pp++; | |
1801 | break; | |
1802 | } | |
1803 | } | |
1804 | } | |
1805 | ||
cab0b442 | 1806 | static void uierror(struct socket *sk, int err, struct uidata *data) |
d3372da9 | 1807 | { |
1808 | if(err) | |
1809 | flog(LOG_WARNING, "error occurred on UI socket: %s", strerror(err)); | |
1810 | freeuidata(data); | |
1811 | } | |
1812 | ||
cab0b442 | 1813 | static void uiaccept(struct socket *sk, struct socket *newsk, void *data) |
d3372da9 | 1814 | { |
1815 | struct uidata *uidata; | |
1816 | ||
cab0b442 | 1817 | newsk->data = uidata = newuidata(newsk); |
d3372da9 | 1818 | socksettos(newsk, confgetint("ui", "uitos")); |
1819 | if(uidata == NULL) | |
cab0b442 | 1820 | return; |
1821 | newsk->errcb = (void (*)(struct socket *, int, void *))uierror; | |
1822 | newsk->readcb = (void (*)(struct socket *, void *))uiread; | |
d3372da9 | 1823 | queuecmd(uidata, &commands[0], 0, NULL); |
1824 | } | |
1825 | ||
1826 | static int srcheta(struct search *srch, void *uudata) | |
1827 | { | |
1828 | struct uidata *data; | |
1829 | ||
1830 | for(data = actives; data != NULL; data = data->next) | |
1831 | { | |
1832 | if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username)) | |
1833 | newnotif(data, 620, NOTIF_ID, srch->id, NOTIF_INT, srch->eta - time(NULL), NOTIF_END); | |
1834 | } | |
1835 | return(0); | |
1836 | } | |
1837 | ||
1838 | static int srchcommit(struct search *srch, void *uudata) | |
1839 | { | |
1840 | struct uidata *data; | |
1841 | ||
1842 | for(data = actives; data != NULL; data = data->next) | |
1843 | { | |
1844 | if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username)) | |
1845 | newnotif(data, 621, NOTIF_ID, srch->id, NOTIF_END); | |
1846 | } | |
1847 | return(0); | |
1848 | } | |
1849 | ||
1850 | static int srchres(struct search *srch, struct srchres *sr, void *uudata) | |
1851 | { | |
1852 | struct uidata *data; | |
1853 | ||
1854 | for(data = actives; data != NULL; data = data->next) | |
1855 | { | |
1856 | if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username)) | |
ebbc13f3 | 1857 | { |
dcf7a1a2 | 1858 | newnotif(data, 622, NOTIF_ID, srch->id, NOTIF_STR, sr->filename, NOTIF_STR, sr->fnet->name, NOTIF_STR, sr->peerid, NOTIF_OFF, sr->size, |
5123bec0 | 1859 | 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 | 1860 | } |
d3372da9 | 1861 | } |
1862 | return(0); | |
1863 | } | |
1864 | ||
1865 | static int recvchat(struct fnetnode *fn, int public, wchar_t *name, wchar_t *peer, wchar_t *string, void *uudata) | |
1866 | { | |
1867 | struct uidata *data; | |
1868 | ||
1869 | for(data = actives; data != NULL; data = data->next) | |
1870 | { | |
1871 | if(haspriv(data, PERM_CHAT) && data->notify.b.fnchat) | |
1872 | newnotif(data, 600, NOTIF_ID, fn->id, NOTIF_INT, public, NOTIF_STR, name, NOTIF_STR, peer, NOTIF_STR, string, NOTIF_END); | |
1873 | } | |
1874 | return(0); | |
1875 | } | |
1876 | ||
1877 | static int fnactive(struct fnetnode *fn, wchar_t *attrib, void *uudata) | |
1878 | { | |
1879 | struct uidata *data; | |
1880 | struct notif *notif; | |
1881 | ||
1882 | if(!wcscmp(attrib, L"state")) | |
1883 | { | |
1884 | for(data = actives; data != NULL; data = data->next) | |
1885 | { | |
1886 | if(data->notify.b.fnact) | |
1887 | newnotif(data, 601, NOTIF_ID, fn->id, NOTIF_INT, fn->state, NOTIF_END); | |
1888 | } | |
1889 | } else if(!wcscmp(attrib, L"name")) { | |
1890 | for(data = actives; data != NULL; data = data->next) | |
1891 | { | |
1892 | if(data->notify.b.fnact) | |
1893 | newnotif(data, 602, NOTIF_ID, fn->id, NOTIF_STR, fn->name, NOTIF_END); | |
1894 | } | |
1895 | } else if(!wcscmp(attrib, L"numpeers")) { | |
1896 | for(data = actives; data != NULL; data = data->next) | |
1897 | { | |
1898 | if(data->notify.b.fnact) | |
1899 | { | |
1900 | if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 605, fn->id)) != NULL) | |
1901 | notif->argv[1].d.n = fn->numpeers; | |
1902 | else | |
ba86d49a | 1903 | newnotif(data, 605, NOTIF_ID, fn->id, NOTIF_INT, fn->numpeers, NOTIF_END)->rlimit = 0.5; |
d3372da9 | 1904 | } |
1905 | } | |
1906 | } | |
1907 | return(0); | |
1908 | } | |
1909 | ||
1910 | static int fnunlink(struct fnetnode *fn, void *uudata) | |
1911 | { | |
1912 | struct uidata *data; | |
1913 | ||
1914 | for(data = actives; data != NULL; data = data->next) | |
1915 | { | |
1916 | if(data->notify.b.fnact) | |
1917 | newnotif(data, 603, NOTIF_ID, fn->id, NOTIF_END); | |
1918 | } | |
1919 | return(0); | |
1920 | } | |
1921 | ||
ba86d49a | 1922 | static int peernew(struct fnetnode *fn, struct fnetpeer *peer, void *uudata) |
1923 | { | |
1924 | struct uidata *data; | |
1925 | ||
1926 | for(data = actives; data != NULL; data = data->next) | |
1927 | { | |
1928 | if(data->notify.b.fnpeer) | |
1929 | newnotif(data, 630, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END); | |
1930 | } | |
1931 | return(0); | |
1932 | } | |
1933 | ||
1934 | static int peerdel(struct fnetnode *fn, struct fnetpeer *peer, void *uudata) | |
1935 | { | |
1936 | struct uidata *data; | |
1937 | ||
1938 | for(data = actives; data != NULL; data = data->next) | |
1939 | { | |
1940 | if(data->notify.b.fnpeer) | |
1941 | newnotif(data, 631, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_END); | |
1942 | } | |
1943 | return(0); | |
1944 | } | |
1945 | ||
1946 | static int peerchange(struct fnetnode *fn, struct fnetpeer *peer, struct fnetpeerdi *di, void *uudata) | |
1947 | { | |
1948 | struct uidata *data; | |
1949 | struct notif *notif; | |
1950 | wchar_t buf[32]; | |
1951 | ||
1952 | for(data = actives; data != NULL; data = data->next) | |
1953 | { | |
1954 | if(data->notify.b.fnpeer) | |
1955 | { | |
1956 | for(notif = data->fnotif; notif != NULL; notif = notif->next) | |
1957 | { | |
1958 | if((notif->code == 632) && (notif->state == NOTIF_PEND) && (notif->argv[0].d.n == fn->id) && !wcscmp(notif->argv[1].d.s, peer->id)) | |
1959 | break; | |
1960 | } | |
1961 | if(notif == NULL) | |
1962 | notif = newnotif(data, 632, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END); | |
1963 | notifappend(notif, NOTIF_STR, di->datum->id, NOTIF_INT, di->datum->datatype, NOTIF_END); | |
1964 | switch(di->datum->datatype) | |
1965 | { | |
1966 | case FNPD_INT: | |
1967 | notifappend(notif, NOTIF_INT, di->data.num, NOTIF_END); | |
1968 | break; | |
1969 | case FNPD_STR: | |
1970 | notifappend(notif, NOTIF_STR, di->data.str, NOTIF_END); | |
1971 | break; | |
1972 | case FNPD_LL: | |
1973 | swprintf(buf, sizeof(buf) / sizeof(*buf), L"%lli", di->data.lnum); | |
1974 | notifappend(notif, NOTIF_STR, buf, NOTIF_END); | |
1975 | break; | |
1976 | } | |
1977 | } | |
1978 | } | |
1979 | return(0); | |
1980 | } | |
1981 | ||
d3372da9 | 1982 | static int newfnetnode(struct fnetnode *fn, void *uudata) |
1983 | { | |
1984 | struct uidata *data; | |
1985 | ||
1986 | for(data = actives; data != NULL; data = data->next) | |
1987 | { | |
1988 | if(data->notify.b.fnact) | |
1989 | newnotif(data, 604, NOTIF_ID, fn->id, NOTIF_STR, fn->fnet->name, NOTIF_END); | |
1990 | } | |
1991 | CBREG(fn, fnetnode_ac, fnactive, NULL, NULL); | |
1992 | CBREG(fn, fnetnode_chat, recvchat, NULL, NULL); | |
1993 | CBREG(fn, fnetnode_unlink, fnunlink, NULL, NULL); | |
ba86d49a | 1994 | CBREG(fn, fnetpeer_new, peernew, NULL, NULL); |
1995 | CBREG(fn, fnetpeer_del, peerdel, NULL, NULL); | |
1996 | CBREG(fn, fnetpeer_chdi, peerchange, NULL, NULL); | |
d3372da9 | 1997 | return(0); |
1998 | } | |
1999 | ||
2000 | static int transferchattr(struct transfer *transfer, wchar_t *attrib, void *uudata) | |
2001 | { | |
2002 | struct uidata *data; | |
2003 | ||
2004 | if(!wcscmp(attrib, L"state")) | |
2005 | { | |
2006 | for(data = actives; data != NULL; data = data->next) | |
2007 | { | |
2008 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) | |
2009 | newnotif(data, 611, NOTIF_ID, transfer->id, NOTIF_INT, transfer->state, NOTIF_END); | |
2010 | } | |
2011 | } else if(!wcscmp(attrib, L"nick")) { | |
2012 | for(data = actives; data != NULL; data = data->next) | |
2013 | { | |
2014 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) | |
2015 | newnotif(data, 612, NOTIF_ID, transfer->id, NOTIF_STR, transfer->peernick, NOTIF_END); | |
2016 | } | |
2017 | } else if(!wcscmp(attrib, L"size")) { | |
2018 | for(data = actives; data != NULL; data = data->next) | |
2019 | { | |
2020 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) | |
dcf7a1a2 | 2021 | newnotif(data, 613, NOTIF_ID, transfer->id, NOTIF_OFF, transfer->size, NOTIF_END); |
d3372da9 | 2022 | } |
2023 | } else if(!wcscmp(attrib, L"error")) { | |
2024 | for(data = actives; data != NULL; data = data->next) | |
2025 | { | |
2026 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) | |
2027 | newnotif(data, 614, NOTIF_ID, transfer->id, NOTIF_INT, transfer->error, NOTIF_END); | |
2028 | } | |
2029 | } else if(!wcscmp(attrib, L"path")) { | |
2030 | for(data = actives; data != NULL; data = data->next) | |
2031 | { | |
2032 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) | |
2033 | newnotif(data, 616, NOTIF_ID, transfer->id, NOTIF_STR, transfer->path, NOTIF_END); | |
2034 | } | |
a04fc9ff | 2035 | } else if(!wcscmp(attrib, L"hash")) { |
2036 | for(data = actives; data != NULL; data = data->next) | |
2037 | { | |
2038 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) | |
5e13cdca | 2039 | newnotif(data, 618, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->hash == NULL)?L"":unparsehash(transfer->hash), NOTIF_END); |
a04fc9ff | 2040 | } |
d3372da9 | 2041 | } |
2042 | return(0); | |
2043 | } | |
2044 | ||
2045 | static int transferprog(struct transfer *transfer, void *uudata) | |
2046 | { | |
2047 | struct uidata *data; | |
2048 | struct notif *notif; | |
2049 | ||
2050 | for(data = actives; data != NULL; data = data->next) | |
2051 | { | |
2052 | if(haspriv(data, PERM_TRANS) && data->notify.b.trprog && ((transfer->owner == 0) || (transfer->owner == data->uid))) | |
2053 | { | |
2054 | if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 615, transfer->id)) != NULL) | |
dcf7a1a2 | 2055 | notif->argv[1].d.o = transfer->curpos; |
d3372da9 | 2056 | else |
dcf7a1a2 | 2057 | newnotif(data, 615, NOTIF_ID, transfer->id, NOTIF_OFF, transfer->curpos, NOTIF_END)->rlimit = 0.5; |
d3372da9 | 2058 | } |
2059 | } | |
2060 | return(0); | |
2061 | } | |
2062 | ||
2063 | static int transferdestroyed(struct transfer *transfer, void *uudata) | |
2064 | { | |
2065 | struct uidata *data; | |
2066 | ||
2067 | for(data = actives; data != NULL; data = data->next) | |
2068 | { | |
2069 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) | |
3d204c2d | 2070 | newnotif(data, 617, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->exitstatus == NULL)?L"":(transfer->exitstatus), NOTIF_END); |
d3372da9 | 2071 | } |
2072 | return(0); | |
2073 | } | |
2074 | ||
2075 | static int newtransfernotify(struct transfer *transfer, void *uudata) | |
2076 | { | |
2077 | struct uidata *data; | |
2078 | ||
2079 | for(data = actives; data != NULL; data = data->next) | |
2080 | { | |
2081 | if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid))) | |
2082 | 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); | |
2083 | } | |
2084 | CBREG(transfer, trans_ac, transferchattr, NULL, NULL); | |
2085 | CBREG(transfer, trans_p, transferprog, NULL, NULL); | |
2086 | CBREG(transfer, trans_destroy, transferdestroyed, NULL, NULL); | |
2087 | return(0); | |
2088 | } | |
2089 | ||
2090 | static struct uiuser *newuser(wchar_t *name, unsigned long perms) | |
2091 | { | |
2092 | struct uiuser *new; | |
2093 | ||
2094 | new = smalloc(sizeof(*new)); | |
2095 | new->used = 0; | |
2096 | new->name = swcsdup(name); | |
2097 | new->perms = perms; | |
2098 | new->delete = 0; | |
2099 | new->next = users; | |
2100 | new->prev = NULL; | |
2101 | if(users != NULL) | |
2102 | users->prev = new; | |
2103 | users = new; | |
2104 | return(new); | |
2105 | } | |
2106 | ||
2107 | static void freeuser(struct uiuser *user) | |
2108 | { | |
2109 | if(user->next != NULL) | |
2110 | user->next->prev = user->prev; | |
2111 | if(user->prev != NULL) | |
2112 | user->prev->next = user->next; | |
2113 | if(user == users) | |
2114 | users = user->next; | |
2115 | free(user->name); | |
2116 | free(user); | |
2117 | } | |
2118 | ||
2119 | static int conf_user(int argc, wchar_t **argv) | |
2120 | { | |
2121 | int i, perms, permmod; | |
2122 | struct uiuser *user; | |
2123 | wchar_t *p; | |
2124 | ||
2125 | if(argc < 3) | |
2126 | { | |
2127 | flog(LOG_WARNING, "not enough arguments given for user command"); | |
2128 | return(1); | |
2129 | } | |
2130 | perms = 0; | |
2131 | for(i = 2; i < argc; i++) | |
2132 | { | |
2133 | if(!iswalpha(argv[i][0])) | |
2134 | p = argv[i] + 1; | |
2135 | else | |
2136 | p = argv[i]; | |
2137 | if(!wcscmp(p, L"disallow")) | |
2138 | permmod = PERM_DISALLOW; | |
2139 | if(!wcscmp(p, L"admin")) | |
2140 | permmod = PERM_ADMIN; | |
2141 | if(!wcscmp(p, L"fnetctl")) | |
2142 | permmod = PERM_FNETCTL; | |
2143 | if(!wcscmp(p, L"trans")) | |
2144 | permmod = PERM_TRANS; | |
2145 | if(!wcscmp(p, L"transcu")) | |
2146 | permmod = PERM_TRANSCU; | |
2147 | if(!wcscmp(p, L"chat")) | |
2148 | permmod = PERM_CHAT; | |
2149 | if(!wcscmp(p, L"srch")) | |
2150 | permmod = PERM_SRCH; | |
2151 | if(!wcscmp(p, L"all")) | |
2152 | permmod = ~0; | |
2153 | if(argv[i][0] == L'-') | |
2154 | perms &= ~permmod; | |
2155 | else | |
2156 | perms |= permmod; | |
2157 | } | |
2158 | if((user = finduser(argv[1])) == NULL) | |
2159 | { | |
2160 | newuser(argv[1], perms); | |
2161 | } else { | |
2162 | user->delete = 0; | |
2163 | user->perms = perms; | |
2164 | } | |
2165 | return(0); | |
2166 | } | |
2167 | ||
2168 | static void preinit(int hup) | |
2169 | { | |
2170 | struct uiuser *user; | |
2171 | ||
2172 | if(!hup) | |
2173 | { | |
8754fb85 | 2174 | newuser(L"default", PERM_DISALLOW); |
d3372da9 | 2175 | } else { |
2176 | for(user = users; user != NULL; user = user->next) | |
2177 | { | |
2178 | if(!wcscmp(user->name, L"default")) | |
2179 | user->delete = 1; | |
2180 | } | |
2181 | } | |
2182 | } | |
2183 | ||
ddb933f1 | 2184 | static struct sockaddr_un *makeunixname(void) |
2185 | { | |
2186 | static struct sockaddr_un buf; | |
2187 | char *val; | |
2188 | struct passwd *pwd; | |
2189 | uid_t uid; | |
2190 | ||
2191 | memset(&buf, 0, sizeof(buf)); | |
2192 | buf.sun_family = PF_UNIX; | |
2193 | if((val = icswcstombs(confgetstr("ui", "unixsock"), NULL, NULL)) == NULL) { | |
2194 | flog(LOG_WARNING, "could not map Unix socket name into local charset: %s", strerror(errno)); | |
2195 | return(NULL); | |
2196 | } | |
2197 | if(!strcmp(val, "none")) | |
2198 | return(NULL); | |
2199 | if(!strcmp(val, "default")) | |
2200 | { | |
2201 | if((uid = getuid()) == 0) | |
2202 | { | |
2203 | strcpy(buf.sun_path, "/var/run/doldacond.sock"); | |
2204 | return(&buf); | |
2205 | } else { | |
2206 | if((pwd = getpwuid(uid)) == NULL) | |
2207 | { | |
2208 | flog(LOG_ERR, "could not get passwd entry for current user: %s", strerror(errno)); | |
2209 | return(NULL); | |
2210 | } | |
2211 | strcpy(buf.sun_path, "/tmp/doldacond-"); | |
2212 | strcat(buf.sun_path, pwd->pw_name); | |
2213 | return(&buf); | |
2214 | } | |
2215 | } | |
2216 | if(strchr(val, '/')) | |
2217 | { | |
2218 | strcpy(buf.sun_path, val); | |
2219 | return(&buf); | |
2220 | } | |
2221 | flog(LOG_WARNING, "invalid Unix socket name: %s", val); | |
2222 | return(NULL); | |
2223 | } | |
2224 | ||
2225 | static int tcpportupdate(struct configvar *var, void *uudata) | |
d3372da9 | 2226 | { |
d3372da9 | 2227 | struct socket *newsock; |
2228 | ||
ddb933f1 | 2229 | newsock = NULL; |
2230 | if((var->val.num != -1) && ((newsock = netcstcplisten(var->val.num, 1, uiaccept, NULL)) == NULL)) | |
d3372da9 | 2231 | { |
ddb933f1 | 2232 | flog(LOG_WARNING, "could not create new TCP UI socket, reverting to old: %s", strerror(errno)); |
d3372da9 | 2233 | return(0); |
2234 | } | |
ddb933f1 | 2235 | if(tcpsocket != NULL) |
2236 | { | |
2237 | putsock(tcpsocket); | |
2238 | tcpsocket = NULL; | |
2239 | } | |
2240 | tcpsocket = newsock; | |
2241 | return(0); | |
2242 | } | |
2243 | ||
2244 | static int unixsockupdate(struct configvar *var, void *uudata) | |
2245 | { | |
2246 | struct socket *newsock; | |
2247 | struct sockaddr_un *un; | |
4cb04c42 | 2248 | mode_t ou; |
ddb933f1 | 2249 | |
2250 | newsock = NULL; | |
4cb04c42 | 2251 | ou = umask(0111); |
ddb933f1 | 2252 | if(((un = makeunixname()) != NULL) && ((newsock = netcslistenlocal(SOCK_STREAM, (struct sockaddr *)un, sizeof(*un), uiaccept, NULL)) == NULL)) |
2253 | { | |
4cb04c42 | 2254 | umask(ou); |
ddb933f1 | 2255 | flog(LOG_WARNING, "could not create new Unix UI socket, reverting to old: %s", strerror(errno)); |
2256 | return(0); | |
2257 | } | |
4cb04c42 | 2258 | umask(ou); |
ddb933f1 | 2259 | if(unixsocket != NULL) |
2260 | { | |
2261 | putsock(unixsocket); | |
2262 | unixsocket = NULL; | |
2263 | } | |
2264 | unixsocket = newsock; | |
d3372da9 | 2265 | return(0); |
2266 | } | |
2267 | ||
2268 | static int init(int hup) | |
2269 | { | |
d3372da9 | 2270 | struct uiuser *user, *next; |
ddb933f1 | 2271 | struct sockaddr_un *un; |
8754fb85 | 2272 | struct passwd *pwd; |
2273 | wchar_t *wcsname; | |
4cb04c42 | 2274 | mode_t ou; |
d3372da9 | 2275 | |
2276 | if(hup) | |
2277 | { | |
2278 | for(user = users; user != NULL; user = next) | |
2279 | { | |
2280 | next = user->next; | |
2281 | if(user->delete) | |
2282 | freeuser(user); | |
2283 | } | |
2284 | } | |
2285 | if(!hup) | |
2286 | { | |
9a64a4f7 | 2287 | starttime = time(NULL); |
ddb933f1 | 2288 | if((confgetint("ui", "port") != -1) && ((tcpsocket = netcstcplisten(confgetint("ui", "port"), 1, uiaccept, NULL)) == NULL)) |
2289 | { | |
2290 | flog(LOG_CRIT, "could not create TCP UI socket: %s", strerror(errno)); | |
2291 | return(1); | |
2292 | } | |
2293 | CBREG(confgetvar("ui", "port"), conf_update, tcpportupdate, NULL, NULL); | |
4cb04c42 | 2294 | ou = umask(0111); |
ddb933f1 | 2295 | if(((un = makeunixname()) != NULL) && ((unixsocket = netcslistenlocal(SOCK_STREAM, (struct sockaddr *)un, sizeof(*un), uiaccept, NULL)) == NULL)) |
d3372da9 | 2296 | { |
4cb04c42 | 2297 | umask(ou); |
ddb933f1 | 2298 | flog(LOG_CRIT, "could not create Unix UI socket: %s", strerror(errno)); |
d3372da9 | 2299 | return(1); |
2300 | } | |
4cb04c42 | 2301 | umask(ou); |
ddb933f1 | 2302 | CBREG(confgetvar("ui", "unixsock"), conf_update, unixsockupdate, NULL, NULL); |
d3372da9 | 2303 | GCBREG(newfncb, newfnetnode, NULL); |
2304 | GCBREG(newtransfercb, newtransfernotify, NULL); | |
2305 | } | |
8754fb85 | 2306 | if(getuid() != 0) |
2307 | { | |
2308 | for(user = users; user != NULL; user = user->next) | |
2309 | { | |
2310 | if(wcscmp(user->name, L"default")) | |
2311 | break; | |
2312 | } | |
2313 | if(!user) | |
2314 | { | |
2315 | if((pwd = getpwuid(getuid())) == NULL) | |
2316 | { | |
2317 | flog(LOG_CRIT, "could not get login info: %s", strerror(errno)); | |
2318 | return(1); | |
2319 | } | |
2320 | if((wcsname = icmbstowcs(pwd->pw_name, NULL)) == NULL) | |
2321 | { | |
2322 | flog(LOG_CRIT, "could not convert user name into wcs: %s", strerror(errno)); | |
2323 | return(1); | |
2324 | } | |
2325 | newuser(wcsname, ~PERM_DISALLOW); | |
2326 | free(wcsname); | |
2327 | } | |
2328 | } | |
d3372da9 | 2329 | return(0); |
2330 | } | |
2331 | ||
2332 | static int run(void) | |
2333 | { | |
2334 | int i, id; | |
2335 | struct uidata *data, *next; | |
2336 | struct qcommand *qcmd; | |
2337 | struct notif *notif, *nnotif; | |
d3372da9 | 2338 | |
2339 | for(data = actives; data != NULL; data = next) | |
2340 | { | |
2341 | next = data->next; | |
2342 | if(data->close) | |
2343 | freeuidata(data); | |
2344 | } | |
2345 | for(data = actives; data != NULL; data = data->next) | |
2346 | { | |
2347 | for(notif = data->fnotif; notif != NULL; notif = nnotif) | |
2348 | { | |
2349 | nnotif = notif->next; | |
2350 | if(notif->state == NOTIF_WAIT) | |
2351 | continue; | |
2352 | id = -1; | |
2353 | for(i = 0; i < notif->argc; i++) | |
2354 | { | |
2355 | if(notif->argv[i].dt == NOTIF_ID) | |
2356 | { | |
2357 | id = notif->argv[i].d.n; | |
2358 | break; | |
2359 | } | |
2360 | } | |
2361 | if(findnotif(notif->prev, 0, -1, notif->code, id) != NULL) | |
2362 | continue; | |
f7292a8b | 2363 | sq(data->sk, 2, L"%i", notif->code, NULL); |
d3372da9 | 2364 | for(i = 0; i < notif->argc; i++) |
2365 | { | |
2366 | switch(notif->argv[i].dt) | |
2367 | { | |
2368 | case NOTIF_INT: | |
2369 | case NOTIF_ID: | |
f7292a8b | 2370 | sq(data->sk, 2, L"%i", notif->argv[i].d.n, NULL); |
d3372da9 | 2371 | break; |
dcf7a1a2 FT |
2372 | case NOTIF_OFF: |
2373 | sq(data->sk, 2, L"%oi", notif->argv[i].d.o, NULL); | |
2374 | break; | |
d3372da9 | 2375 | case NOTIF_STR: |
2376 | if(notif->argv[i].d.s[0] == L'%') | |
f7292a8b | 2377 | sq(data->sk, 2, L"%ls", notif->argv[i].d.s, NULL); |
d3372da9 | 2378 | else |
2379 | sq(data->sk, 2, notif->argv[i].d.s, NULL); | |
2380 | break; | |
2381 | case NOTIF_FLOAT: | |
f7292a8b | 2382 | sq(data->sk, 2, L"%f", notif->argv[i].d.d, NULL); |
d3372da9 | 2383 | break; |
2384 | } | |
2385 | } | |
2386 | sq(data->sk, 0, NULL); | |
2387 | if(notif->rlimit != 0) | |
2388 | { | |
2389 | notif->state = NOTIF_WAIT; | |
2390 | notif->exptimer = timercallback(ntime() + notif->rlimit, (void (*)(int, void *))notifexpire, notif); | |
2391 | } else { | |
2392 | freenotif(notif); | |
2393 | } | |
2394 | } | |
2395 | if((qcmd = unlinkqcmd(data)) != NULL) | |
2396 | { | |
2397 | qcmd->cmd->handler(data->sk, data, qcmd->argc, qcmd->argv); | |
2398 | freequeuecmd(qcmd); | |
2399 | return(1); | |
2400 | } | |
2401 | } | |
2402 | return(0); | |
2403 | } | |
2404 | ||
2405 | static void terminate(void) | |
2406 | { | |
2407 | while(users != NULL) | |
2408 | freeuser(users); | |
ddb933f1 | 2409 | if(tcpsocket != NULL) |
2410 | putsock(tcpsocket); | |
2411 | if(unixsocket != NULL) | |
2412 | putsock(unixsocket); | |
d3372da9 | 2413 | } |
2414 | ||
2415 | static struct configvar myvars[] = | |
2416 | { | |
d9f89ef5 | 2417 | /** If true, UI connections will only be accepted from localhost |
2418 | * addresses (127.0.0.1, ::1 or ::ffff:127.0.0.1). Unless you are | |
2419 | * completely sure that you know what you are doing, never turn | |
2420 | * this off when auth.authless is on. */ | |
d3372da9 | 2421 | {CONF_VAR_BOOL, "onlylocal", {.num = 1}}, |
ddb933f1 | 2422 | /** The TCP port number on which to accept UI client connections, |
2423 | * or -1 to not listen on TCP. */ | |
d3372da9 | 2424 | {CONF_VAR_INT, "port", {.num = 1500}}, |
ddb933f1 | 2425 | /** |
2426 | * Controls the the name to use for the Unix socket on which to | |
2427 | * accept UI client connections. If the name contains a slash, it | |
2428 | * is treated as a file name to bind on. If the name is "default", | |
2429 | * the file name will be "/var/run/doldacond.sock" if doldacond | |
2430 | * runs with UID == 0, or "/tmp/doldacond-NAME" otherwise, where | |
2431 | * NAME is the user name of the UID which doldacond runs as. If | |
2432 | * the name is "none", no Unix socket will be used. Otherwise, an | |
2433 | * error is signaled. | |
2434 | */ | |
2435 | {CONF_VAR_STRING, "unixsock", {.str = L"default"}}, | |
d9f89ef5 | 2436 | /** The TOS value to use for UI connections (see the TOS VALUES |
2437 | * section). */ | |
d3372da9 | 2438 | {CONF_VAR_INT, "uitos", {.num = SOCK_TOS_MINDELAY}}, |
d9f89ef5 | 2439 | /** The name of the filtercmd script (see the FILES section for |
2440 | * lookup information). */ | |
d3372da9 | 2441 | {CONF_VAR_STRING, "filtercmd", {.str = L"dc-filtercmd"}}, |
2442 | {CONF_VAR_END} | |
2443 | }; | |
2444 | ||
2445 | static struct configcmd mycmds[] = | |
2446 | { | |
2447 | {"user", conf_user}, | |
2448 | {NULL} | |
2449 | }; | |
2450 | ||
2451 | static struct module me = | |
2452 | { | |
2453 | .name = "ui", | |
2454 | .conf = | |
2455 | { | |
2456 | .vars = myvars, | |
2457 | .cmds = mycmds | |
2458 | }, | |
2459 | .preinit = preinit, | |
2460 | .init = init, | |
2461 | .run = run, | |
2462 | .terminate = terminate | |
2463 | }; | |
2464 | ||
2465 | MODULE(me) |